/* roulang page: index */
:root {
  --bi-primary-fluo: #C8F43A;
  --bi-primary-deep: #223311;
  --bi-ink: #11140F;
  --bi-ink-soft: #33382E;
  --bi-paper: #F6F7F1;
  --bi-paper-dark: #1C2017;
  --bi-accent: #FF6A3D;
  --bi-outline: rgba(17, 20, 15, 0.12);
  --bi-gradient-flash: linear-gradient(135deg, #1C2017 0%, #2A3D1E 100%);
  --bi-radius-card: 20px;
  --bi-radius-big: 24px;
  --bi-shadow: 0 10px 30px rgba(17, 20, 15, 0.08);
  --bi-shadow-deep: 0 16px 40px rgba(0, 0, 0, 0.24);
  --bi-border-card: 1px solid rgba(17, 20, 15, 0.07);
  --bs-link-color-rgb: 100, 200, 40;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  line-height: 1.8;
  background: var(--bi-paper);
  color: var(--bi-ink);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6, p, figure, ul, ol {
  margin-top: 0;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease;
}
a:hover {
  color: inherit;
}
img {
  max-width: 100%;
  object-fit: cover;
}
button, input, textarea {
  font: inherit;
}
.container-lg {
  max-width: 1280px;
  padding-left: 24px;
  padding-right: 24px;
}
.kicker {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--bi-primary-fluo);
  margin-bottom: 10px;
}
.kicker-dark {
  color: var(--bi-primary-deep);
}
.section-title-lg {
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: .5em;
  letter-spacing: -.01em;
}
.section-intro {
  color: var(--bi-ink-soft);
  font-size: 1rem;
  line-height: 1.9;
  max-width: 720px;
  margin-bottom: 0;
}
.section-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 36px;
}
.section-pad {
  padding: 88px 0;
}
.btn {
  border-radius: 999px;
  padding: .7rem 1.6rem;
  font-weight: 700;
  border: 0;
  transition: all .25s ease;
}
.btn:focus, .btn-ghost:focus, .btn-light:focus {
  outline: 2px solid var(--bi-primary-fluo);
  outline-offset: 3px;
}
.btn-fluo {
  background: var(--bi-primary-fluo);
  color: var(--bi-ink);
  border: 1px solid var(--bi-primary-fluo);
}
.btn-fluo:hover {
  background: #A8D623;
  color: var(--bi-ink);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(200, 244, 58, .22);
}
.btn-accent {
  background: var(--bi-accent);
  color: #fff;
  border: 1px solid var(--bi-accent);
}
.btn-accent:hover {
  background: #EA4E2A;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(255, 106, 61, .25);
}
.btn-outline-light {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .45);
  color: #fff;
  backdrop-filter: blur(6px);
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, .14);
  border-color: #fff;
  color: #fff;
  transform: translateY(-3px);
}
.btn-ink {
  background: var(--bi-ink);
  color: #fff;
  border: 1px solid var(--bi-ink);
}
.btn-ink:hover {
  background: #2f3626;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(17, 20, 15, .18);
}
/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1090;
  height: 88px;
  background: rgba(17, 20, 15, 0.15);
  backdrop-filter: blur(14px);
  transition: all .3s ease;
}
.site-header.scrolled {
  background: var(--bi-paper-dark);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .22);
  height: 68px;
}
.site-header.scrolled .navbar {
  height: 68px;
}
.site-header .navbar {
  padding: 0 20px;
  height: 88px;
  position: relative;
  transition: height .3s ease;
}
.brand-logo {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: .02em;
  color: var(--bi-paper);
  white-space: nowrap;
  line-height: 1.2;
}
.brand-logo i {
  color: var(--bi-primary-fluo);
  font-size: 1.15rem;
}
.brand-logo:hover {
  color: #fff;
}
.brand-dot {
  width: 8px;
  height: 8px;
  background: var(--bi-primary-fluo);
  border-radius: 999px;
  display: inline-block;
  margin-right: 2px;
}
.brand-logo-sub {
  display: block;
  font-size: .62rem;
  letter-spacing: .08em;
  color: rgba(255, 255, 255, .55);
  margin-top: -3px;
}
#mainNav {
  z-index: 1050;
}
@media (min-width: 992px) {
  .brand-logo {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 50%;
    margin-top: -24px;
    z-index: 5;
    text-align: center;
  }
  #mainNav {
    display: flex !important;
    flex-basis: auto !important;
    flex-grow: 0;
    width: 100%;
    position: static;
    pointer-events: none;
  }
  #mainNav .navbar-nav {
    pointer-events: auto;
  }
  #mainNav .nav-left-nav {
    float: left;
    display: flex;
  }
  #mainNav .nav-right-nav {
    float: right;
    display: flex;
    margin-left: auto;
  }
  .navbar-nav .nav-link {
    color: rgba(255, 255, 255, .86);
    font-size: .95rem;
    font-weight: 600;
    padding: 10px 18px;
    border-radius: 999px;
    transition: all .2s ease;
    position: relative;
  }
  .navbar-nav .nav-link:hover {
    color: var(--bi-primary-fluo);
    background: rgba(255, 255, 255, .06);
  }
  .navbar-nav .nav-link.active {
    color: var(--bi-primary-fluo);
  }
  .navbar-nav .nav-link.active::after {
    content: "";
    width: 22px;
    height: 3px;
    background: var(--bi-primary-fluo);
    border-radius: 99px;
    display: block;
    margin: 2px auto 0;
  }
}
@media (max-width: 991.98px) {
  .site-header {
    height: 66px;
    background: var(--bi-paper-dark);
  }
  .site-header.scrolled {
    height: 62px;
  }
  .site-header .navbar {
    height: 66px;
    flex-wrap: nowrap;
    padding: 0 16px;
  }
  .brand-logo {
    font-size: 1.02rem;
    color: #fff;
    margin-right: auto;
  }
  .brand-logo-sub {
    display: none;
  }
  #mainNav {
    position: absolute;
    top: 64px;
    left: 16px;
    right: 16px;
    background: var(--bi-paper-dark);
    border-radius: 20px;
    padding: 16px 8px 18px;
    box-shadow: 0 24px 50px rgba(0, 0, 0, .35);
    border: 1px solid rgba(255,255,255,.08);
  }
  #mainNav .navbar-nav {
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    padding: 0 14px;
  }
  #mainNav .nav-link {
    color: #fff;
    font-size: 1.02rem;
    padding: 12px 8px;
    border-bottom: 1px solid rgba(255,255,255,.08);
  }
  #mainNav .nav-link.active {
    color: var(--bi-primary-fluo);
    font-weight: 700;
  }
  #mainNav .nav-right-nav {
    margin-top: 0;
  }
  .navbar-toggler {
    border: 0;
    background: transparent !important;
    box-shadow: none !important;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 46px;
    height: 46px;
    padding: 0;
  }
  .navbar-toggler .line {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--bi-primary-fluo);
    border-radius: 2px;
  }
  .navbar-toggler .line:nth-child(2) {
    width: 14px;
    margin: 6px 0 6px auto;
  }
  .navbar-toggler .line:nth-child(3) {
    width: 20px;
  }
}
/* Hero */
.hero {
  background: linear-gradient(145deg, rgba(17, 20, 15, .96) 0%, rgba(35, 45, 26, .88) 100%), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
  color: #fff;
  padding: 46px 0 72px;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 15% 10%, rgba(200, 244, 58, .3) 0%, transparent 32%),
              radial-gradient(circle at 88% 80%, rgba(200, 244, 58, .18) 0%, transparent 32%);
}
.hero-container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 40px;
  align-items: center;
}
.hero-copy {
  max-width: 690px;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(200, 244, 58, .12);
  border: 1px solid rgba(200, 244, 58, .3);
  padding: 7px 14px;
  border-radius: 999px;
  font-size: .82rem;
  color: var(--bi-primary-fluo);
  font-weight: 700;
  letter-spacing: .04em;
  margin-bottom: 28px;
}
.hero h1 {
  font-size: clamp(2.1rem, 3.6vw, 3.2rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -.02em;
  margin-bottom: 18px;
  color: #fff;
}
.hero-desc {
  font-size: 1.05rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, .76);
  margin-bottom: 32px;
  max-width: 620px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.hero-video-block {
  display: flex;
  justify-content: center;
}
.vertical-card {
  width: 260px;
  max-width: 88%;
  aspect-ratio: 9 / 16;
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  background: #0c0f0a;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
  border: 1px solid rgba(255, 255, 255, .1);
}
.vertical-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.vertical-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,.38) 100%);
}
.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 66px;
  height: 66px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bi-ink);
  background: rgba(200, 244, 58, .9);
  box-shadow: 0 8px 30px rgba(200, 244, 58, .3);
  z-index: 2;
  font-size: 1.15rem;
  transition: all .25s ease;
}
.play-btn:hover {
  transform: translate(-50%, -50%) scale(1.08);
  color: var(--bi-ink);
}
.video-float-info {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 16px;
  z-index: 3;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
}
.video-float-text {
  background: rgba(17, 20, 15, .74);
  backdrop-filter: blur(10px);
  border-radius: 14px;
  padding: 10px 14px;
  color: #fff;
  font-size: .9rem;
  width: 100%;
  margin-bottom: 0;
}
.video-float-text span {
  display: block;
  font-size: .74rem;
  color: var(--bi-primary-fluo);
  margin-top: 2px;
}
.hero-bottom-note {
  margin-top: 44px;
  padding-top: 26px;
  border-top: 1px solid rgba(255,255,255,.14);
  display: flex;
  align-items: center;
  gap: 18px;
  color: rgba(255,255,255,.82);
}
.hero-bottom-note i {
  color: var(--bi-primary-fluo);
  font-size: 1.8rem;
}
@media (max-width: 991.98px) {
  .hero {
    padding: 38px 0 48px;
  }
  .hero-container {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .hero-copy {
    max-width: 100%;
  }
  .hero-video-block {
    justify-content: flex-start;
    margin-top: 8px;
  }
  .vertical-card {
    width: 220px;
  }
}
/* Stats strip */
.stat-strip {
  background: var(--bi-gradient-flash);
  border-block: 1px solid rgba(255,255,255,.12);
  color: #fff;
  padding: 26px 0;
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stat-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 0;
}
.stat-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: rgba(200, 244, 58, .12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bi-primary-fluo);
  font-size: 1.2rem;
  flex-shrink: 0;
}
.stat-num {
  font-size: 1.5rem;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.stat-label {
  font-size: .85rem;
  color: rgba(255,255,255,.58);
  margin-top: 2px;
}
@media (max-width: 991.98px) {
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px 14px;
  }
  .stat-icon {
    width: 38px;
    height: 38px;
    font-size: 1rem;
  }
  .stat-num {
    font-size: 1.2rem;
  }
}
@media (max-width: 440px) {
  .stat-grid {
    grid-template-columns: 1fr 1fr;
  }
  .stat-item {
    align-items: flex-start;
    gap: 8px;
  }
  .stat-label {
    font-size: .78rem;
  }
}
/* Video clip cards */
.clip-scroll {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  padding: 2px 2px 20px;
  scrollbar-width: thin;
  scrollbar-color: var(--bi-primary-fluo) transparent;
}
.clip-scroll::-webkit-scrollbar {
  height: 5px;
}
.clip-scroll::-webkit-scrollbar-thumb {
  background: var(--bi-primary-fluo);
  border-radius: 12px;
}
.clip-card {
  flex: 0 0 235px;
  min-width: 235px;
  border-radius: 20px;
  border: var(--bi-border-card);
  background: #fff;
  overflow: hidden;
  transition: transform .28s ease, box-shadow .28s ease;
}
.clip-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 38px rgba(17, 20, 15, .12);
}
.clip-thumb-wrap {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #1c2017;
}
.clip-thumb-wrap img {
  width: 100%;
  height: 100%;
  transition: transform .45s ease;
}
.clip-card:hover .clip-thumb-wrap img {
  transform: scale(1.05);
}
.clip-badge {
  position: absolute;
  left: 10px;
  top: 10px;
  background: rgba(17, 20, 15, .7);
  color: #fff;
  border-radius: 8px;
  font-size: .74rem;
  padding: 3px 8px;
  backdrop-filter: blur(4px);
  z-index: 2;
}
.clip-hot {
  position: absolute;
  right: 10px;
  top: 10px;
  background: var(--bi-primary-fluo);
  color: var(--bi-ink);
  font-size: .73rem;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 8px;
  z-index: 2;
}
.clip-card-body {
  padding: 14px 15px 16px;
}
.clip-title {
  font-weight: 700;
  font-size: .98rem;
  line-height: 1.55;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 3em;
}
.clip-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.clip-tag {
  font-size: .72rem;
  background: var(--bi-paper);
  color: var(--bi-ink-soft);
  border: 1px solid rgba(17, 20, 15, .08);
  padding: 2px 10px;
  border-radius: 999px;
}
.clip-tag i {
  color: var(--bi-primary-deep);
  margin-right: 2px;
}
@media (max-width: 576px) {
  .clip-card {
    flex: 0 0 190px;
    min-width: 190px;
  }
}
/* Products grid */
.product-wrap {
  background: #fff;
}
.product-grid .card {
  border-radius: 22px;
  border: var(--bi-border-card);
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(17, 20, 15, .03);
  transition: all .28s ease;
  height: 100%;
}
.product-grid .card:hover {
  transform: translateY(-6px);
  box-shadow: var(--bi-shadow);
}
.product-thumb {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--bi-paper);
}
.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .45s ease;
}
.product-grid .card:hover .product-thumb img {
  transform: scale(1.06);
}
.product-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  background: var(--bi-ink);
  color: #fff;
  font-size: .75rem;
  padding: 4px 10px;
  border-radius: 999px;
}
.product-body {
  padding: 18px;
}
.product-cat {
  font-size: .76rem;
  color: var(--bi-primary-deep);
  font-weight: 700;
  letter-spacing: .02em;
  margin-bottom: 6px;
}
.product-name {
  font-weight: 800;
  font-size: 1.08rem;
  line-height: 1.45;
  margin-bottom: 8px;
  min-height: 2.8em;
}
.product-desc {
  color: var(--bi-ink-soft);
  font-size: .88rem;
  line-height: 1.75;
  margin-bottom: 8px;
}
.product-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(17,20,15,.06);
}
.product-score {
  font-size: .88rem;
  color: var(--bi-ink-soft);
}
.product-score i {
  color: #f7b500;
  margin-right: 3px;
}
.btn-product {
  border-radius: 999px;
  background: var(--bi-accent);
  color: #fff;
  font-size: .88rem;
  font-weight: 700;
  padding: 6px 18px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 0;
  transition: all .25s ease;
}
.btn-product:hover {
  background: #e65420;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 18px rgba(255, 106, 61, .2);
}
.fav-btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(17,20,15,.14);
  border-radius: 999px;
  color: var(--bi-ink-soft);
  background: #fff;
  font-size: .82rem;
  transition: all .2s ease;
}
.fav-btn:hover {
  color: var(--bi-accent);
  border-color: var(--bi-accent);
}
@media (max-width: 991.98px) {
  .product-grid .product-name {
    min-height: 0;
  }
}
/* Reviews */
.review-section {
  background: var(--bi-paper-dark);
  color: #fff;
}
.review-scroll {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--bi-primary-fluo) transparent;
  padding: 4px 2px 22px;
}
.review-scroll::-webkit-scrollbar {
  height: 5px;
}
.review-scroll::-webkit-scrollbar-thumb {
  background: var(--bi-primary-fluo);
  border-radius: 12px;
}
.review-card {
  flex: 0 0 360px;
  max-width: 90%;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 22px;
  padding: 22px;
  backdrop-filter: blur(10px);
  color: #fff;
  transition: all .25s ease;
  min-height: 220px;
}
.review-card:hover {
  background: rgba(255,255,255,.1);
  transform: translateY(-4px);
}
.review-card .review-text {
  font-size: .96rem;
  line-height: 1.9;
  color: rgba(255,255,255,.82);
  margin-bottom: 20px;
}
.review-user {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}
.review-user .avatar {
  width: 46px;
  height: 46px;
  background: linear-gradient(145deg, var(--bi-primary-deep), var(--bi-primary-fluo));
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #fff;
  font-size: 1rem;
}
.review-user .name {
  font-weight: 700;
}
.review-user .source {
  font-size: .76rem;
  color: rgba(255,255,255,.45);
}
.review-stars {
  margin-left: auto;
  color: #f7b500;
  font-size: .9rem;
}
/* Download CTA */
.cta-banner {
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(115deg, var(--bi-paper-dark) 0%, #2a3a18 100%);
  color: #fff;
  padding: 48px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  box-shadow: 0 22px 50px rgba(0,0,0,.2);
}
.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 20%, rgba(200, 244, 58, .35), transparent 31%);
  pointer-events: none;
}
.cta-banner > * {
  position: relative;
  z-index: 1;
}
.cta-copy h2 {
  font-size: clamp(1.5rem, 2.2vw, 2.1rem);
  font-weight: 900;
  margin-bottom: 12px;
}
.cta-copy p {
  color: rgba(255,255,255,.76);
  margin-bottom: 0;
  max-width: 580px;
}
.cta-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
  flex-shrink: 0;
}
@media (max-width: 991.98px) {
  .cta-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 36px 28px;
    gap: 28px;
  }
  .cta-btns {
    justify-content: flex-start;
  }
}
/* Latest posts CMS */
.news-list-wrap {
  background: #fff;
}
.news-card {
  background: #fff;
  border: 1px solid rgba(17,20,15,.08);
  border-radius: 22px;
  overflow: hidden;
  display: flex;
  gap: 0;
  height: 100%;
  transition: transform .28s ease, box-shadow .28s ease;
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(17,20,15,.1);
  border-color: rgba(200,244,58,.6);
}
.news-media {
  width: 42%;
  min-height: 210px;
  overflow: hidden;
  background: #1c2017;
  position: relative;
}
.news-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.news-card-content {
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 1;
}
.news-card-content .tag {
  align-self: flex-start;
  background: var(--bi-primary-fluo);
  color: var(--bi-ink);
  font-size: .74rem;
  font-weight: 800;
  padding: 2px 9px;
  border-radius: 999px;
  margin-bottom: 12px;
  display: inline-block;
}
.news-title {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.5;
  margin-bottom: 10px;
}
.news-title a {
  color: var(--bi-ink);
}
.news-title a:hover {
  color: var(--bi-primary-deep);
}
.news-excerpt {
  color: var(--bi-ink-soft);
  font-size: .92rem;
  line-height: 1.8;
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .8rem;
  color: #6a7160;
  margin-top: auto;
}
.news-meta .date i {
  margin-right: 4px;
  color: var(--bi-primary-deep);
}
.news-read {
  margin-left: auto;
  color: var(--bi-ink);
  font-weight: 700;
  font-size: .84rem;
}
.news-read i {
  transition: transform .2s ease;
}
.news-read:hover i {
  transform: translateX(5px);
}
.news-read:hover {
  color: var(--bi-primary-deep);
}
.cms-empty {
  grid-column: 1/-1;
  background: #f3f5ed;
  border: 1px dashed rgba(17,20,15,.25);
  border-radius: 20px;
  text-align: center;
  color: var(--bi-ink-soft);
  padding: 40px 20px;
  font-size: .98rem;
}
@media (max-width: 575.98px) {
  .news-card {
    flex-direction: column;
  }
  .news-media {
    width: 100%;
    aspect-ratio: 16 / 10;
    min-height: auto;
    position: relative;
    height: 150px;
  }
  .news-card-content {
    padding: 18px;
  }
}
/* FAQ */
.faq-section .accordion {
  max-width: 920px;
  margin: 0 auto;
}
.faq-section .accordion-item {
  border: 0;
  border-radius: 20px !important;
  overflow: hidden;
  margin-bottom: 16px;
  background: #fff;
  border: 1px solid rgba(17,20,15,.08);
  box-shadow: 0 6px 16px rgba(17,20,15,.02);
}
.faq-section .accordion-button:not(.collapsed) {
  background: transparent;
  box-shadow: none;
  color: var(--bi-ink);
  font-weight: 800;
}
.faq-section .accordion-button {
  font-size: 15px;
  font-weight: 700;
  padding: 1.1rem 1.2rem;
  background: #fff;
  color: var(--bi-ink);
  box-shadow: none;
  border-radius: 20px !important;
  display: block;
  position: relative;
  text-align: left;
}
.faq-section .accordion-button:focus {
  box-shadow: none;
  outline: 2px solid rgba(200,244,58,.9);
  outline-offset: -2px;
}
.faq-section .accordion-button::after {
  content: "\f067";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  background-image: none;
  width: auto;
  height: auto;
  font-size: 1rem;
  color: var(--bi-primary-deep);
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  margin: 0;
  transition: transform .25s;
}
.faq-section .accordion-button:not(.collapsed)::after {
  content: "\f068";
  transform: translateY(-50%) rotate(180deg);
  color: var(--bi-primary-deep);
}
.faq-section .accordion-body {
  padding: .5rem 1.2rem 1.4rem;
  color: var(--bi-ink-soft);
  line-height: 1.9;
}
/* footer */
.site-footer {
  background: var(--bi-paper-dark);
  color: rgba(255,255,255,.78);
  padding: 64px 0 24px;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--bi-primary-fluo) 20%, var(--bi-primary-fluo) 80%, transparent);
}
.footer-title {
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 18px;
}
.footer-about {
  font-size: .9rem;
  line-height: 1.9;
  color: rgba(255,255,255,.62);
}
.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-list a {
  color: rgba(255,255,255,.68);
  font-size: .9rem;
  transition: all .2s ease;
}
.footer-list a:hover {
  color: var(--bi-primary-fluo);
  padding-left: 5px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  margin-top: 48px;
  padding-top: 24px;
  text-align: center;
  font-size: .82rem;
  color: rgba(255,255,255,.42);
}
.footer-bottom a {
  color: rgba(255,255,255,.5);
}
.footer-bottom a:hover {
  color: var(--bi-primary-fluo);
}
@media (max-width: 991.98px) {
  .site-footer {
    padding-top: 48px;
  }
  .footer-col {
    margin-bottom: 28px;
  }
}

/* roulang page: category1 */
:root {
            --bi-f: #C8F43A;
            --bi-f-dark: #adcf19;
            --bi-deep: #223311;
            --bi-deep-2: #2A3D1E;
            --bi-ink: #11140F;
            --bi-ink-soft: #3E4539;
            --bi-paper: #F6F7F1;
            --bi-paper-dark: #1C2017;
            --bi-accent: #FF6A3D;
            --bi-outline: rgba(17, 20, 15, 0.12);
            --bi-white-coat: rgba(255, 255, 255, 0.06);
            --gradient-dark: linear-gradient(135deg, #1C2017 0%, #2A3D1E 100%);
            --gradient-flash: linear-gradient(135deg, #C8F43A 0%, #9fc90a 100%);
            --radius-small: 8px;
            --radius-card: 20px;
            --radius-lg: 24px;
            --shadow-card: 0 10px 30px rgba(17, 20, 15, 0.08);
            --shadow-dark: 0 16px 40px rgba(0, 0, 0, 0.24);
            --shadow-hover: 0 24px 55px rgba(17, 20, 15, 0.14);
            --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-w: 1200px;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bi-paper);
            color: var(--bi-ink);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--bi-ink);
            margin: 0 0 0.5em;
            line-height: 1.35;
        }
        p {
            margin-bottom: 1.15rem;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }
        img {
            max-width: 100%;
            object-fit: cover;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.1rem;
        }
        .container-lg {
            max-width: var(--container-w);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
            width: 100%;
        }
        @media (min-width: 1400px) {
            .container-lg {
                max-width: 1320px;
            }
        }

        /* 自定义按钮 */
        .btn {
            padding: 0.68rem 1.6rem;
            border-radius: 999px;
            font-weight: 700;
            border: 2px solid transparent;
            transition: all 0.25s ease;
            font-size: 1rem;
            line-height: 1.5;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            white-space: nowrap;
        }
        .btn-fluo {
            background: var(--gradient-flash);
            color: var(--bi-ink);
            border-color: transparent;
            box-shadow: 0 8px 24px rgba(200, 244, 58, .2);
        }
        .btn-fluo:hover {
            background: var(--bi-deep);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 14px 30px rgba(0, 0, 0, .18);
            border-color: var(--bi-deep-2);
        }
        .btn-accent {
            background: var(--bi-accent);
            color: #fff;
            border-color: var(--bi-accent);
        }
        .btn-accent:hover {
            background: #e35327;
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 14px 30px rgba(255, 106, 61, .18);
        }
        .btn-outline-light {
            border: 2px solid rgba(255, 255, 255, .7);
            color: #fff;
            background: transparent;
        }
        .btn-outline-light:hover {
            background: var(--bi-f);
            color: var(--bi-ink);
            border-color: var(--bi-f);
            transform: translateY(-3px);
        }
        .btn-outline-dark {
            border: 2px solid rgba(17, 20, 15, .25);
            color: var(--bi-ink);
            background: transparent;
        }
        .btn-outline-dark:hover {
            border-color: var(--bi-deep);
            color: var(--bi-deep);
            background: rgba(200, 244, 58, .08);
            transform: translateY(-3px);
        }
        .btn-sm {
            padding: .45rem 1rem;
            font-size: .875rem;
        }
        .btn i {
            font-size: .9em;
        }
        .btn:focus,
        a:focus,
        button:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(200, 244, 58, .55);
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1090;
            background: transparent;
            transition: all .4s ease;
            padding: 0;
            border-bottom: 2px solid transparent;
        }
        .site-header.scrolled {
            background: rgba(28, 32, 23, .97);
            box-shadow: 0 10px 35px rgba(0, 0, 0, .28);
            border-bottom-color: rgba(200, 244, 58, .25);
            backdrop-filter: blur(14px);
        }
        .site-header .navbar {
            min-height: 88px;
            padding: .5rem 0;
            flex-wrap: wrap;
            position: relative;
            transition: min-height .3s ease;
        }
        .site-header.scrolled .navbar {
            min-height: 68px;
        }
        .brand-logo {
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translate(-50%, -50%);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: #fff;
            font-weight: 900;
            font-size: 1.15rem;
            line-height: 1.3;
            letter-spacing: .02em;
            text-decoration: none;
            padding: .3rem 0;
            z-index: 5;
            white-space: nowrap;
        }
        .brand-logo .brand-dot {
            display: inline-flex;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--bi-f);
            box-shadow: 0 0 0 4px rgba(200, 244, 58, .22);
            flex: 0 0 auto;
        }
        .brand-logo-sub {
            display: block;
            font-size: .68rem;
            font-weight: 500;
            letter-spacing: .2em;
            color: rgba(255, 255, 255, .58);
            margin-top: -1px;
            white-space: nowrap;
        }
        .navbar-collapse {
            flex-grow: 0;
            flex-basis: auto;
        }
        .navbar-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .nav-link {
            font-weight: 600;
            font-size: .95rem;
            color: #fff;
            padding: .65rem 1.2rem;
            border-radius: 999px;
            position: relative;
            line-height: 1.4;
        }
        .nav-link::before {
            content: "";
            position: absolute;
            left: 1.2rem;
            right: 1.2rem;
            bottom: 0;
            height: 2px;
            background: var(--bi-f);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s ease;
        }
        .nav-link:hover::before,
        .nav-link.active::before {
            transform: scaleX(1);
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--bi-f);
        }
        .nav-left-nav,
        .nav-right-nav {
            display: flex;
        }
        .nav-left-nav {
            margin-right: auto;
        }
        .nav-right-nav {
            margin-left: auto;
        }
        .navbar-toggler {
            border: 0;
            background: transparent;
            padding: .6rem .9rem;
            border-radius: 12px;
            margin-left: auto;
            z-index: 8;
        }
        .navbar-toggler .line {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--bi-f);
            margin: 5px 0;
            border-radius: 4px;
            transition: all .3s ease;
        }
        .navbar-toggler:focus {
            box-shadow: none;
        }
        .navbar-toggler[aria-expanded="true"] .line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .navbar-toggler[aria-expanded="true"] .line:nth-child(2) {
            opacity: 0;
        }
        .navbar-toggler[aria-expanded="true"] .line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .site-header .navbar-toggler {
            display: none;
        }
        .site-header .navbar-brand {
            display: none;
        }
        @media (min-width: 992px) {
            .site-header .navbar-toggler {
                display: none;
            }
            .site-header.scrolled .nav-link {
                color: rgba(255, 255, 255, .85);
            }
            .site-header.scrolled .nav-link:hover,
            .site-header.scrolled .nav-link.active {
                color: var(--bi-f);
            }
        }
        @media (max-width: 991.98px) {
            .site-header {
                background: rgba(28, 32, 23, .98);
                box-shadow: 0 8px 30px rgba(0, 0, 0, .25);
            }
            .site-header .navbar {
                min-height: 70px;
                align-items: center;
            }
            .site-header .navbar-toggler {
                display: inline-flex;
                flex-direction: column;
                justify-content: center;
            }
            .navbar-collapse {
                background: var(--bi-paper-dark);
                border-radius: 18px;
                padding: 1.2rem 1.4rem;
                margin-top: 1rem;
                box-shadow: var(--shadow-dark);
                border: 1px solid rgba(255, 255, 255, .08);
                width: 100%;
                flex-basis: 100%;
            }
            .navbar-collapse.show {
                display: flex;
                flex-direction: column;
            }
            .navbar-nav {
                flex-direction: column;
                width: 100%;
                gap: 0.1rem;
            }
            .nav-link {
                padding: .85rem 1rem;
                color: #fff;
                font-size: 1.05rem;
                border-radius: 10px;
            }
            .nav-link::before {
                left: 1rem;
                right: auto;
                width: 0;
                height: auto;
                top: 50%;
                bottom: auto;
                transform: translateY(-50%);
                transition: width .25s ease;
                border-radius: 0;
            }
            .nav-link:hover::before,
            .nav-link.active::before {
                width: 4px;
                height: 18px;
                transform: translateY(-50%);
            }
            .nav-left-nav {
                margin-right: 0;
                margin-bottom: .5rem;
            }
            .nav-right-nav {
                margin-left: 0;
            }
            .brand-logo {
                top: 50%;
                transform: translate(-50%, -50%) scale(.92);
                font-size: 1.02rem;
                gap: 8px;
                left: 50%;
            }
            .brand-logo-sub {
                display: none;
            }
            .navbar-collapse {
                order: 3;
            }
        }
        @media (min-width: 992px) {
            .nav-left-nav,
            .nav-right-nav {
                display: flex;
            }
        }

        /* Hero */
        .hero-section {
            position: relative;
            padding: 200px 0 90px;
            background: var(--bi-paper-dark) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-blend-mode: overlay;
            isolation: isolate;
            border-bottom: 4px solid var(--bi-f);
        }
        .hero-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 0%, rgba(200, 244, 58, .18) 0%, transparent 45%),
                linear-gradient(145deg, rgba(28, 32, 23, .94) 20%, rgba(34, 51, 17, .87) 60%, rgba(28, 32, 23, .93) 100%);
            z-index: 0;
            pointer-events: none;
        }
        .hero-section>* {
            position: relative;
            z-index: 1;
        }
        .hero-section .kicker {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            background: rgba(200, 244, 58, .12);
            border: 1px solid rgba(200, 244, 58, .35);
            color: var(--bi-f);
            font-size: .85rem;
            font-weight: 700;
            letter-spacing: .08em;
            padding: .45rem 1.1rem;
            border-radius: 999px;
            margin-bottom: 1.5rem;
            text-transform: uppercase;
            backdrop-filter: blur(8px);
        }
        .kicker i {
            font-size: .8rem;
        }
        .hero-title {
            color: #fff;
            font-size: 3.1rem;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -0.01em;
            margin-bottom: 1.3rem;
            max-width: 580px;
            font-weight: 900;
            font-size: clamp(2rem, 4.2vw, 3.55rem);
        }
        .hero-title .accent-text {
            color: var(--bi-f);
            display: block;
            font-size: .65em;
            font-weight: 800;
            letter-spacing: .04em;
        }
        .hero-subtitle {
            color: rgba(255, 255, 255, .72);
            font-size: 1.08rem;
            line-height: 1.9;
            max-width: 520px;
            margin-bottom: 2rem;
        }
        .hero-subtitle strong {
            color: #fff;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: .85rem;
            align-items: center;
        }
        .hero-media-wrap {
            display: flex;
            justify-content: flex-end;
            align-items: flex-end;
        }
        .vert-card {
            width: 240px;
            max-width: 95%;
            margin: 0 auto;
            border-radius: 24px;
            background: linear-gradient(150deg, rgba(255, 255, 255, .13), rgba(255, 255, 255, .02));
            border: 1px solid rgba(255, 255, 255, .15);
            backdrop-filter: blur(12px);
            padding: 0.8rem;
            box-shadow: 0 30px 70px rgba(0, 0, 0, .35);
            transition: transform .4s ease;
            position: relative;
        }
        .vert-card:hover {
            transform: translateY(-8px) rotate(1deg);
        }
        .vert-card-inner {
            border-radius: 18px;
            background: url('/assets/images/coverpic/cover-5.webp') center/cover no-repeat;
            aspect-ratio: 9 / 16;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            position: relative;
        }
        .play-btn {
            width: 68px;
            height: 68px;
            border-radius: 50%;
            background: rgba(200, 244, 58, .82);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--bi-deep);
            box-shadow: 0 12px 34px rgba(200, 244, 58, .35);
            margin-bottom: .8rem;
            transition: all .3s ease;
        }
        .play-btn i {
            margin-left: 5px;
        }
        .play-btn:hover {
            transform: scale(1.06);
            background: var(--bi-f);
        }
        .vert-badge {
            position: absolute;
            bottom: 16px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(255, 106, 61, .94);
            color: #fff;
            padding: .45rem .95rem;
            border-radius: 999px;
            font-size: .8rem;
            font-weight: 700;
            white-space: nowrap;
            box-shadow: 0 8px 18px rgba(0, 0, 0, .2);
        }
        .vert-info {
            padding: .8rem .2rem .2rem;
            color: #fff;
            font-size: .85rem;
            text-align: center;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: .5rem;
        }
        .vert-info span {
            font-weight: 600;
        }
        .vert-info .price {
            background: var(--bi-f);
            border-radius: 8px;
            padding: .15rem .55rem;
            color: var(--bi-ink);
            font-weight: 900;
            font-size: .8rem;
        }
        .float-pill {
            position: absolute;
            top: 12px;
            left: -18px;
            background: #fff;
            border-radius: 999px;
            padding: .4rem 1rem;
            font-weight: 700;
            color: var(--bi-deep);
            font-size: .8rem;
            box-shadow: 0 8px 22px rgba(0, 0, 0, .15);
        }
        .breadcrumb-bar {
            margin-bottom: 1.2rem;
            font-size: .8rem;
        }
        .breadcrumb-bar a {
            color: rgba(255, 255, 255, .55);
            transition: color .2s;
        }
        .breadcrumb-bar a:hover {
            color: var(--bi-f);
        }
        .breadcrumb-bar .separator {
            color: rgba(255, 255, 255, .35);
            margin: 0 .25rem;
        }
        .breadcrumb-bar .current {
            color: rgba(255, 255, 255, .9);
        }
        .card {
            border-radius: var(--radius-card);
            border: 1px solid var(--bi-outline);
            background: #fff;
            overflow: hidden;
            transition: all .35s ease;
            box-shadow: none;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(200, 244, 58, .7);
        }

        .badge-soft {
            background: rgba(200, 244, 58, .15);
            border: 1px solid rgba(200, 244, 58, .4);
            color: var(--bi-deep);
            font-weight: 600;
            border-radius: 999px;
        }
        .badge-dark-soft {
            background: var(--bi-deep);
            color: #fff;
            font-weight: 600;
            border-radius: 999px;
        }
        .data-strip {
            background: var(--bi-deep);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .data-strip .container-lg {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
            padding-top: 1rem;
            padding-bottom: 1rem;
        }
        .data-strip .stat {
            display: flex;
            align-items: center;
            gap: .75rem;
            color: #fff;
        }
        .data-strip .stat-icon {
            width: 42px;
            height: 42px;
            flex: 0 0 42px;
            background: rgba(200, 244, 58, .1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bi-f);
            font-size: 1.1rem;
        }
        .data-strip .stat-value {
            font-size: 1.4rem;
            font-weight: 800;
            font-variant-numeric: tabular-nums;
            line-height: 1;
        }
        .data-strip .stat-label {
            font-size: .85rem;
            color: rgba(255, 255, 255, .6);
        }
        @media (max-width: 767.98px) {
            .data-strip .container-lg {
                grid-template-columns: 1fr;
                gap: .75rem;
            }
        }

        /* section spacing */
        .section-pad {
            padding: 5.5rem 0;
        }
        .section-title-wrap {
            margin-bottom: 3rem;
        }
        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            font-size: .78rem;
            font-weight: 700;
            letter-spacing: .12em;
            text-transform: uppercase;
            color: var(--bi-deep);
            margin-bottom: .8rem;
        }
        .section-title-wrap.light .section-kicker {
            color: var(--bi-f);
        }
        .section-title-wrap h2 {
            font-size: clamp(1.5rem, 2.6vw, 2.3rem);
            font-weight: 800;
            margin-bottom: .5rem;
        }
        .section-desc {
            color: var(--bi-ink-soft);
            max-width: 560px;
            font-size: 1rem;
        }
        .section-title-wrap.light h2 {
            color: #fff;
        }
        .section-title-wrap.light .section-desc {
            color: rgba(255, 255, 255, .75);
        }

        /* steps */
        .step-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 2rem 1.8rem;
            border: 1px solid rgba(255, 255, 255, .35);
            position: relative;
            height: 100%;
            transition: all .3s ease;
            box-shadow: var(--shadow-card);
        }
        .step-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .step-number {
            width: 64px;
            height: 64px;
            background: var(--bi-ink);
            color: var(--bi-f);
            border-radius: 18px;
            display: flex;
            align-items: flex-end;
            justify-content: center;
            font-size: 2rem;
            font-weight: 900;
            font-variant-numeric: tabular-nums;
            padding-bottom: .1rem;
            border: 2px solid transparent;
            transition: all .3s ease;
            margin-bottom: 1.4rem;
        }
        .step-card:hover .step-number {
            background: var(--bi-deep);
            border-color: var(--bi-f);
        }
        .step-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: .6rem;
        }
        .step-card p {
            font-size: .95rem;
            color: var(--bi-ink-soft);
            margin: 0;
            line-height: 1.75;
        }
        .step-check-item {
            display: flex;
            align-items: flex-start;
            gap: .6rem;
            margin-top: 1rem;
            color: var(--bi-deep);
            font-weight: 500;
        }
        .step-check-item i {
            color: var(--bi-deep);
            font-size: 1rem;
            margin-top: .3rem;
        }

        /* checklist */
        .check-block {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 2rem;
            border: 1px solid var(--bi-outline);
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: transform .3s ease;
        }
        .check-block:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .check-block .icon-circle {
            width: 60px;
            height: 60px;
            border-radius: 18px;
            background: rgba(200, 244, 58, .25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--bi-deep);
            margin-bottom: 1.25rem;
        }
        .check-block h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: .8rem;
        }
        .check-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: .5rem;
            padding: .95rem 0;
            border-bottom: 1px dashed rgba(17, 20, 15, .1);
            font-size: .95rem;
            line-height: 1.6;
            color: var(--bi-ink);
        }
        .check-list li:last-child {
            border-bottom: none;
        }
        .check-list li i {
            color: var(--bi-deep);
            font-size: 1rem;
            margin-top: .2rem;
            flex-shrink: 0;
        }

        /* bg dark section */
        .section-dark {
            background: var(--gradient-dark);
            color: #fff;
        }
        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }
        .section-paper {
            background: var(--bi-paper);
        }
        .section-white {
            background: #fff;
        }

        /* popular / media cards */
        .topic-scroll {
            display: flex;
            gap: 1.25rem;
            overflow-x: auto;
            padding: 0.5rem 0.5rem 1.5rem;
            margin: -0.5rem;
        }
        .topic-scroll::-webkit-scrollbar {
            height: 6px;
            background: rgba(0, 0, 0, .05);
            border-radius: 4px;
        }
        .topic-scroll::-webkit-scrollbar-thumb {
            background: var(--bi-deep-2);
            border-radius: 4px;
        }
        .topic-strip-card {
            flex: 0 0 auto;
            width: 280px;
            border-radius: var(--radius-lg);
            background: #fff;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid transparent;
            transition: all .35s ease;
            display: flex;
            flex-direction: column;
        }
        .topic-strip-card:hover {
            transform: translateY(-8px) scale(1.02) rotate(0.5deg);
            box-shadow: var(--shadow-hover);
            border-color: var(--bi-f);
        }
        .topic-media {
            position: relative;
            height: 210px;
            overflow: hidden;
        }
        .topic-media img {
            width: 100%;
            height: 100%;
            transition: transform .5s ease;
        }
        .topic-strip-card:hover .topic-media img {
            transform: scale(1.06);
        }
        .media-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(17, 20, 15, .8);
            color: #fff;
            font-size: .68rem;
            font-weight: 700;
            border-radius: 999px;
            padding: .25rem .55rem;
            backdrop-filter: blur(4px);
        }
        .media-badge.hot {
            background: var(--bi-accent);
            left: 10px;
            right: auto;
            color: #fff;
        }
        .topic-content {
            padding: 1.2rem 1.2rem 1.3rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .topic-content h3 {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.5;
            margin: 0;
            flex: 1 1 auto;
        }
        .topic-content a.d-block {
            color: var(--bi-ink);
            transition: all .25s ease;
        }
        .topic-content a.d-block:hover {
            color: var(--bi-deep);
        }
        .topic-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 1rem;
            font-size: .85rem;
            color: var(--bi-ink-soft);
        }

        .btn-follow {
            background: var(--bi-accent);
            color: #fff;
            border-radius: 999px;
            padding: .35rem .95rem;
            font-size: .85rem;
            font-weight: 700;
            border: 0;
        }
        .btn-follow:hover {
            background: #e35327;
            color: #fff;
        }
        .btn-border-green {
            border: 1.5px solid rgba(17, 20, 15, .2);
            border-radius: 999px;
            padding: .35rem 1rem;
            font-size: .85rem;
            font-weight: 600;
            color: var(--bi-ink-soft);
            transition: all .25s ease;
            display: inline-flex;
            align-items: center;
            gap: .35rem;
            background: transparent;
        }
        .btn-border-green:hover {
            border-color: var(--bi-f);
            background: rgba(200, 244, 58, .1);
            color: var(--bi-deep);
        }

        /* FAQ */
        .faq-item {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--bi-outline);
            transition: all .3s ease;
        }
        .faq-item:hover {
            border-color: rgba(200, 244, 58, .7);
            box-shadow: var(--shadow-card);
        }
        .faq-item .accordion-header {
            margin: 0;
        }
        .faq-item .accordion-button {
            background: transparent;
            color: var(--bi-ink);
            font-weight: 700;
            font-size: 1.05rem;
            padding: 1.2rem 1.6rem;
            border-radius: var(--radius-card) !important;
            box-shadow: none;
            width: 100%;
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border: 0;
            transition: all .3s ease;
            position: relative;
        }
        .faq-item .accordion-button::after {
            content: "+";
            font-family: var(--font);
            background: rgba(200, 244, 58, .2);
            color: var(--bi-deep);
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-size: 1.4rem;
            font-weight: 400;
            line-height: 1;
            transition: all .3s ease;
        }
        .faq-item .accordion-button:not(.collapsed)::after {
            content: "−";
            background: var(--bi-f);
            color: var(--bi-ink);
            transform: rotate(180deg);
        }
        .faq-item .accordion-button:not(.collapsed) {
            background: rgba(200, 244, 58, .14);
            color: var(--bi-deep);
            box-shadow: none;
        }
        .faq-item .accordion-body {
            padding: 0 1.6rem 1.5rem;
            color: var(--bi-ink-soft);
            line-height: 1.9;
            font-size: .95rem;
        }
        .accordion-button:focus {
            box-shadow: none;
            border: 0;
        }

        /* icon list / feature */
        .feature-card {
            border-radius: var(--radius-card);
            padding: 2rem 1.8rem;
            background: #fff;
            border: 1px solid rgba(17, 20, 15, .06);
            text-align: left;
            height: 100%;
            position: relative;
            transition: all .35s ease;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: var(--bi-ink);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bi-f);
            font-size: 1.5rem;
            margin-bottom: 1.2rem;
        }
        .feature-card h3 {
            font-size: 1.08rem;
            margin-bottom: .5rem;
            font-weight: 700;
        }
        .feature-card p {
            color: var(--bi-ink-soft);
            font-size: .92rem;
            line-height: 1.7;
            margin: 0;
        }

        /* CTA */
        .cta-banner {
            background: linear-gradient(135deg, #C8F43A 0%, #9fc90a 60%, #F6F7F1 100%);
            border-radius: 24px;
            padding: 3.5rem 4rem;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 70px rgba(200, 244, 58, .16);
        }
        .cta-banner .cta-content {
            color: var(--bi-ink);
            position: relative;
            z-index: 2;
        }
        .cta-banner .cta-content h2 {
            font-size: 1.9rem;
            font-weight: 900;
            color: var(--bi-ink);
            max-width: 660px;
        }
        .cta-banner .cta-content p {
            font-size: 1.05rem;
            max-width: 500px;
            color: #24291e;
            margin-bottom: 1.5rem;
        }
        .cta-banner::before {
            position: absolute;
            right: -70px;
            top: -70px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .28);
            content: "";
        }
        .cta-banner::after {
            position: absolute;
            right: 70px;
            bottom: -100px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(28, 32, 23, .1);
            content: "";
        }

        /* video card tips */
        .tip-box {
            background: #fff;
            border-radius: var(--radius-card);
            border-left: 4px solid var(--bi-f);
            padding: 1.5rem 2rem;
            box-shadow: var(--shadow-card);
            margin-bottom: 1.5rem;
        }
        .tip-box h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: .4rem;
        }
        .tip-box p {
            color: var(--bi-ink-soft);
            margin: 0;
            font-size: .95rem;
        }
        .bullets {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .bullets li {
            padding: .6rem 0 .6rem 1.6rem;
            position: relative;
            color: var(--bi-ink-soft);
            line-height: 1.7;
        }
        .bullets li::before {
            content: "\f105";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: .55rem;
            color: var(--bi-deep);
        }

        /* footer */
        .site-footer {
            background: var(--bi-paper-dark);
            color: rgba(255, 255, 255, .8);
            padding: 4.5rem 0 2rem;
            border-top: 4px solid var(--bi-f);
        }
        .footer-col {
            margin-bottom: 1.5rem;
        }
        .site-footer .brand-logo {
            position: static;
            transform: none;
            color: #fff;
            font-size: 1.1rem;
        }
        .site-footer .brand-dot {
            width: 13px;
            height: 13px;
        }
        .footer-about {
            color: rgba(255, 255, 255, .6);
            line-height: 1.85;
            font-size: .88rem;
            margin-top: .6rem;
        }
        .footer-title {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 1rem;
            position: relative;
            padding-bottom: .6rem;
            font-weight: 700;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 20px;
            height: 3px;
            background: var(--bi-f);
            border-radius: 2px;
        }
        .footer-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-list li {
            margin-bottom: .65rem;
        }
        .footer-list a {
            color: rgba(255, 255, 255, .65);
            font-size: .9rem;
            line-height: 1.5;
            display: inline-flex;
            align-items: center;
            gap: .2rem;
        }
        .footer-list a:hover {
            color: var(--bi-f);
            text-decoration: underline;
            text-underline-offset: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding-top: 1.3rem;
            margin-top: 2.2rem;
            font-size: .79rem;
            color: rgba(255, 255, 255, .35);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, .45);
        }

        @media (max-width: 767px) {
            .section-pad {
                padding: 4rem 0;
            }
            .btn {
                padding: .65rem 1.25rem;
                font-size: .95rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-banner {
                padding: 2.5rem 1.8rem;
                border-radius: 18px;
            }
            .brand-logo {
                font-size: 1rem;
            }
            .brand-logo-sub {
                letter-spacing: .1em;
                font-size: .6rem;
            }
            .step-number {
                width: 54px;
                height: 54px;
                border-radius: 16px;
                font-size: 1.6rem;
            }
            .check-block {
                padding: 1.4rem;
            }
        }

        /* misc helper */
        .rounded-24 {
            border-radius: 24px;
        }
        .text-fluo {
            color: var(--bi-f);
        }
        .text-deep-dark {
            color: var(--bi-deep);
        }
        .fs-small {
            font-size: .85rem;
            opacity: .75;
            letter-spacing: .02em;
        }
        .hover-up {
            transition: all .3s ease;
        }
        .hover-up:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .thumb-40 {
            width: 40px;
            height: 40px;
            object-fit: cover;
            border-radius: 50%;
        }

        /* accordion */
        .accordion-faq .accordion-item {
            border: 0;
            background: transparent;
        }
        .accordion-body strong {
            color: var(--bi-deep);
        }

        /* apply-strip */
        .apply-box {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.2rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            border: 1px solid rgba(17,20,15,.07);
            transition: all .3s ease;
        }
        .apply-box:hover {
            border-color: var(--bi-f);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .apply-img {
            border-radius: 14px;
            width: 75px;
            height: 75px;
            flex: 0 0 75px;
            object-fit: cover;
        }
        .apply-info {
            flex: 1 1 auto;
            min-width: 0;
        }
        .apply-info h4 {
            font-size: .95rem;
            margin-bottom: .15rem;
            font-weight: 700;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .apply-info p {
            font-size: .82rem;
            color: var(--bi-ink-soft);
            margin: 0;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .apply-arrow {
            width: 30px;
            height: 30px;
            background: var(--bi-ink);
            color: var(--bi-f);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .7rem;
            flex: 0 0 30px;
        }
        .apply-box:hover .apply-arrow {
            background: var(--bi-f);
            color: var(--bi-deep);
        }

/* roulang page: article */
:root {
            --bi-primary-fluo: #C8F43A;
            --bi-primary-deep: #223311;
            --bi-ink: #11140F;
            --bi-ink-soft: #33382E;
            --bi-paper: #F6F7F1;
            --bi-paper-dark: #1C2017;
            --bi-accent: #FF6A3D;
            --bi-outline: rgba(17, 20, 15, 0.12);
            --bi-gradient-flash: linear-gradient(135deg, #1C2017 0%, #2A3D1E 100%);
            --bi-radius-sm: 12px;
            --bi-radius-md: 20px;
            --bi-radius-lg: 24px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
            background: var(--bi-paper);
            color: var(--bi-ink);
            line-height: 1.7;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease;
        }

        a:hover {
            color: inherit;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--bi-primary-fluo);
            outline-offset: 3px;
        }

        .active {
            color: var(--bi-primary-fluo) !important;
        }

        .btn {
            border: 0;
            border-radius: 999px;
            padding: .7rem 1.55rem;
            font-weight: 700;
            font-size: 1rem;
            line-height: 1.5;
            transition: all .25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .45rem;
            letter-spacing: .02em;
        }

        .btn-primary {
            background: var(--bi-primary-fluo);
            color: #11140F;
        }

        .btn-primary:hover,
        .btn-primary:active {
            background: #b7e62a;
            color: #11140F;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(200, 244, 58, .28);
        }

        .btn-accent {
            background: var(--bi-accent);
            color: #fff;
        }

        .btn-accent:hover {
            background: #f4572a;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(255, 106, 61, .25);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .5);
            color: #fff;
        }

        .btn-outline:hover,
        .btn-outline:active {
            background: rgba(255, 255, 255, .12);
            border-color: var(--bi-primary-fluo);
            color: var(--bi-primary-fluo);
            transform: translateY(-2px);
        }

        .btn-dark {
            background: var(--bi-paper-dark);
            color: var(--bi-primary-fluo);
        }

        .btn-dark:hover {
            background: var(--bi-ink);
            color: var(--bi-primary-fluo);
            transform: translateY(-2px);
            box-shadow: 0 10px 22px rgba(0, 0, 0, .18);
        }

        /* header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: transparent;
            transition: background .3s ease, box-shadow .3s ease, min-height .3s ease;
        }

        .site-header.scrolled {
            background: rgba(28, 32, 23, .96);
            box-shadow: 0 6px 30px rgba(0, 0, 0, .22);
        }

        .site-header .navbar {
            min-height: 82px;
            padding: .5rem 0;
            position: relative;
            transition: min-height .3s ease;
        }

        .site-header.scrolled .navbar {
            min-height: 68px;
        }

        .site-header .brand-logo {
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            z-index: 5;
            display: flex;
            align-items: center;
            gap: .55rem;
            color: #fff;
            background: rgba(255, 255, 255, .1);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, .22);
            border-radius: 999px;
            padding: .4rem 1.05rem .4rem .45rem;
            box-shadow: 0 8px 28px rgba(0, 0, 0, .15);
            transition: all .25s ease;
            font-size: 1.04rem;
            font-weight: 800;
        }

        .site-header .brand-logo>span:first-child {
            width: 38px;
            height: 38px;
            border-radius: 999px;
            background: var(--bi-primary-fluo);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .site-header .brand-dot {
            width: 14px;
            height: 14px;
            display: block;
            background: var(--bi-paper-dark);
            border-radius: 50%;
            border: 3px solid rgba(255, 255, 255, .25);
        }

        .site-header .brand-logo-sub {
            display: block;
            font-size: .68rem;
            font-weight: 500;
            color: rgba(255, 255, 255, .72);
            letter-spacing: .08em;
            line-height: 1.1;
        }

        .site-header .navbar-toggler {
            position: relative;
            z-index: 5;
            border: 1px solid rgba(255, 255, 255, .4);
            border-radius: 12px;
            margin-left: auto;
            padding: .65rem .8rem;
            width: 48px;
            height: 48px;
        }

        .site-header .navbar-toggler .line {
            display: block;
            width: 24px;
            height: 3px;
            background: var(--bi-primary-fluo);
            border-radius: 99px;
            margin: 5px 0;
            transition: all .3s ease;
        }

        .site-header .navbar-toggler[aria-expanded="true"] .line {
            margin: 0;
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        .site-header .nav-link {
            font-size: 1rem;
            font-weight: 600;
            padding: .55rem .85rem !important;
            color: rgba(255, 255, 255, .92) !important;
            border-radius: 999px;
            line-height: 1.4;
            position: relative;
        }

        .site-header .nav-link:hover,
        .site-header .nav-link:focus {
            color: var(--bi-primary-fluo) !important;
        }

        .site-header .nav-link::after {
            content: "";
            width: 0;
            height: 3px;
            border-radius: 99px;
            background: var(--bi-primary-fluo);
            position: absolute;
            left: 50%;
            bottom: .2rem;
            transform: translateX(-50%);
            transition: width .25s ease;
        }

        .site-header .nav-link.active::after {
            width: 24px;
        }

        @media (max-width: 991.98px) {
            .site-header .navbar-collapse {
                background: rgba(20, 24, 16, .98);
                border-radius: 22px;
                padding: 1.25rem 1rem;
                margin-top: .6rem;
                box-shadow: 0 20px 48px rgba(0, 0, 0, .35);
            }

            .site-header .nav-link {
                font-size: 1.1rem;
                padding: .9rem 1rem !important;
                border-bottom: 1px solid rgba(255, 255, 255, .08);
            }

            .site-header .nav-left-nav,
            .site-header .nav-right-nav {
                padding-left: 0;
                list-style: none;
                margin-bottom: .35rem;
            }

            .site-header .brand-logo {
                left: 10px;
                transform: none;
            }
        }

        @media (min-width: 992px) {
            .site-header .navbar-collapse {
                display: flex !important;
                flex-basis: auto;
                flex-grow: 1;
                align-items: center;
            }

            .site-header .navbar-nav {
                flex-direction: row;
            }

            .site-header .nav-left-nav {
                margin-right: auto;
                padding-left: .5rem;
            }

            .site-header .nav-right-nav {
                margin-left: auto;
                padding-right: .5rem;
            }

            .site-header .nav-item+.nav-item {
                margin-left: .35rem;
            }
        }

        /* article hero */
        .article-hero {
            position: relative;
            padding: 158px 0 72px;
            background:
                linear-gradient(180deg, rgba(17, 20, 15, .92) 0%, rgba(28, 32, 23, .72) 100%),
                url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            color: #fff;
            overflow: hidden;
            isolation: isolate;
        }

        .article-hero::after {
            content: "";
            position: absolute;
            right: -8vw;
            top: 40px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(200, 244, 58, .22) 0%, rgba(200, 244, 58, 0) 68%);
            z-index: -1;
            border-radius: 50%;
            pointer-events: none;
        }

        .article-head-card {
            max-width: 820px;
        }

        .breadcrumb-list {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .4rem;
            padding: 0;
            margin: 0 0 1.4rem;
            font-size: .88rem;
            color: rgba(255, 255, 255, .72);
        }

        .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: .4rem;
        }

        .breadcrumb-list li+li::before {
            content: "/";
            color: rgba(255, 255, 255, .4);
        }

        .breadcrumb-list a {
            color: rgba(255, 255, 255, .85);
            transition: color .2s;
        }

        .breadcrumb-list a:hover {
            color: var(--bi-primary-fluo);
        }

        .article-kicker {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            background: rgba(200, 244, 58, .16);
            color: var(--bi-primary-fluo);
            width: max-content;
            border-radius: 999px;
            padding: .3rem .8rem;
            font-size: .78rem;
            font-weight: 700;
            margin-bottom: 1.4rem;
            letter-spacing: .04em;
        }

        .article-head-card h1 {
            font-size: clamp(1.9rem, 3.6vw, 2.9rem);
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
            color: #fff;
        }

        .article-excerpt {
            font-size: 1.05rem;
            line-height: 1.9;
            color: rgba(255, 255, 255, .86);
            max-width: 760px;
            margin-bottom: 1.6rem;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            font-size: .9rem;
            color: rgba(255, 255, 255, .75);
            gap: .6rem;
        }

        .meta-chip {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            background: rgba(255, 255, 255, .1);
            backdrop-filter: blur(8px);
            border-radius: 999px;
            padding: .4rem .9rem;
            color: #fff;
        }

        .meta-chip i {
            color: var(--bi-primary-fluo);
        }

        .meta-chip .meta-category {
            color: var(--bi-primary-fluo);
            font-weight: 700;
            margin-left: .1rem;
        }

        /* article body */
        .article-body-area {
            background: var(--bi-paper);
            padding: 64px 0 48px;
        }

        .article-main-col {
            max-width: 860px;
        }

        .cms-rich-content {
            background: #fff;
            border: 1px solid var(--bi-outline);
            border-radius: var(--bi-radius-lg);
            box-shadow: 0 18px 54px rgba(17, 20, 15, .08);
            padding: clamp(1.5rem, 4vw, 3.6rem);
            margin: 0 auto;
        }

        .cms-rich-content h2,
        .cms-rich-content h3,
        .cms-rich-content h4 {
            color: var(--bi-ink);
            font-weight: 800;
            line-height: 1.45;
            margin-top: 2rem;
            margin-bottom: .9rem;
        }

        .cms-rich-content h2 {
            font-size: clamp(1.45rem, 2.2vw, 1.85rem);
            padding-left: .85rem;
            border-left: 4px solid var(--bi-primary-fluo);
        }

        .cms-rich-content h3 {
            font-size: 1.25rem;
        }

        .cms-rich-content p {
            font-size: 1.03rem;
            line-height: 1.95;
            margin: 0 0 1.35rem;
            color: #262B20;
        }

        .cms-rich-content ul,
        .cms-rich-content ol {
            padding-left: 1.4rem;
            margin: 1.2rem 0 1.5rem;
            line-height: 1.9;
            color: #262B20;
        }

        .cms-rich-content ul li,
        .cms-rich-content ol li {
            margin-bottom: .55rem;
        }

        .cms-rich-content blockquote {
            margin: 1.8rem 0;
            border: 0;
            border-left: 4px solid var(--bi-primary-fluo);
            background: rgba(200, 244, 58, .1);
            border-radius: 0 16px 16px 0;
            padding: 1.25rem 1.5rem;
            color: var(--bi-ink-soft);
            font-size: 1.1rem;
            line-height: 1.85;
        }

        .cms-rich-content img {
            width: 100%;
            height: auto;
            max-height: 560px;
            object-fit: cover;
            border-radius: 18px;
            margin: 1.8rem 0 1rem;
        }

        .cms-rich-content figure {
            margin-bottom: 1.8rem;
        }

        .cms-rich-content figcaption,
        .cms-rich-content .wp-caption-text {
            text-align: center;
            font-size: .84rem;
            color: #828A78;
            background: #F1F2EC;
            border-radius: 12px;
            padding: .6rem 1rem;
            margin-top: -.2rem;
        }

        .cms-rich-content a:not(.btn) {
            color: #223311;
            font-weight: 700;
            text-decoration: underline;
            text-decoration-color: var(--bi-primary-fluo);
            text-underline-offset: .25em;
        }

        .cms-rich-content a:not(.btn):hover {
            color: #587724;
        }

        .cms-rich-content table {
            width: 100%;
            background: var(--bi-paper);
            border-radius: 14px;
            overflow: hidden;
            margin: 1.5rem 0;
        }

        .cms-rich-content th,
        .cms-rich-content td {
            padding: .8rem 1rem;
            border-bottom: 1px solid rgba(17, 20, 15, .08);
            text-align: left;
        }

        .cms-rich-content th {
            background: var(--bi-primary-deep);
            color: #fff;
        }

        /* article bottom */
        .article-content-footer {
            margin-top: 2.2rem;
            padding-top: 1.2rem;
            border-top: 1px solid rgba(17, 20, 15, .08);
        }

        .article-tag-line {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .55rem;
        }

        .article-tag-label {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            color: #69705A;
            font-size: .88rem;
            font-weight: 700;
            margin-right: .4rem;
        }

        .tag-chip {
            display: inline-block;
            background: rgba(200, 244, 58, .2);
            border: 1px solid rgba(200, 244, 58, .35);
            color: #223311;
            font-size: .8rem;
            padding: .38rem .9rem;
            border-radius: 999px;
            font-weight: 600;
            transition: background .2s, transform .2s;
        }

        .tag-chip:hover {
            background: var(--bi-primary-fluo);
            transform: translateY(-2px);
        }

        .article-return-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: space-between;
            align-items: center;
            margin-top: 2rem;
        }

        /* explore guides */
        .explore-guides {
            background: #F0F3E7;
            padding: 72px 0;
        }

        .section-heading {
            max-width: 680px;
            margin-bottom: .5rem;
        }

        .section-kicker {
            display: inline-block;
            color: #364A1B;
            background: rgba(200, 244, 58, .25);
            font-size: .8rem;
            font-weight: 800;
            letter-spacing: .12em;
            text-transform: uppercase;
            padding: .35rem 1rem;
            border-radius: 999px;
            margin-bottom: .85rem;
        }

        .section-title {
            font-size: clamp(1.6rem, 2.6vw, 2.1rem);
            font-weight: 900;
            line-height: 1.35;
            color: var(--bi-ink);
            letter-spacing: -0.01em;
            margin-bottom: .7rem;
        }

        .section-subtitle {
            color: #5D6355;
            max-width: 680px;
            line-height: 1.85;
            margin-bottom: 2.2rem;
            font-size: 1rem;
        }

        .guide-mini-card {
            border: 1px solid rgba(17, 20, 15, .08);
            border-radius: var(--bi-radius-md);
            overflow: hidden;
            background: #fff;
            height: 100%;
            transition: transform .3s ease, box-shadow .3s ease;
            display: flex;
            flex-direction: column;
        }

        .guide-mini-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 38px rgba(17, 20, 15, .12);
        }

        .guide-mini-card__media {
            height: 170px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .guide-mini-card__media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0) 30%, rgba(0, 0, 0, .15) 100%);
        }

        .guide-mini-card__body {
            padding: 1.4rem 1.2rem 1.4rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .guide-mini-card__body h3 {
            font-size: 1.15rem;
            font-weight: 800;
            margin-bottom: .5rem;
            color: var(--bi-ink);
            line-height: 1.45;
        }

        .guide-mini-card__body p {
            font-size: .92rem;
            color: #66705F;
            line-height: 1.75;
            flex: 1;
        }

        .btn-sm-arrow {
            display: inline-flex;
            align-items: center;
            gap: .45rem;
            font-weight: 700;
            color: var(--bi-primary-deep);
            border-bottom: 2px solid var(--bi-primary-fluo);
            padding-bottom: .15rem;
            width: max-content;
        }

        .guide-mini-card:hover .btn-sm-arrow {
            gap: .7rem;
            transition: gap .2s;
        }

        /* FAQ */
        .article-faq-area {
            padding: 74px 0;
            background: var(--bi-paper);
        }

        .faq-accordion {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--bi-outline);
            background: #fff;
            border-radius: 18px;
            overflow: hidden;
            margin-bottom: .9rem;
            box-shadow: 0 4px 18px rgba(17, 20, 15, .04);
        }

        .faq-accordion .accordion-button {
            background: #fff;
            box-shadow: none;
            font-weight: 700;
            color: var(--bi-ink);
            padding: 1.15rem 1.5rem;
            font-size: 1.02rem;
            font-family: inherit;
            line-height: 1.55;
            position: relative;
            border-radius: 18px !important;
        }

        .faq-accordion .accordion-button:hover {
            color: var(--bi-primary-deep);
            background: #FBFCF7;
        }

        .faq-accordion .accordion-button::after {
            background: none;
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\2b";
            color: var(--bi-primary-deep);
            width: auto;
            height: auto;
            margin-left: auto;
            transition: transform .25s;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            content: "\f068";
            transform: none;
            color: var(--bi-ink);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--bi-ink);
            box-shadow: inset 4px 0 0 var(--bi-primary-fluo);
        }

        .faq-accordion .accordion-body {
            padding: 0 1.5rem 1.25rem;
            color: #4F574A;
            line-height: 1.85;
            font-size: .98rem;
        }

        /* not found */
        .article-not-found {
            min-height: 75vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 140px 1rem 60px;
            background: var(--bi-paper);
            text-align: center;
        }

        .not-found-box {
            background: #fff;
            border-radius: 24px;
            border: 1px solid var(--bi-outline);
            box-shadow: 0 16px 45px rgba(17, 20, 15, .08);
            padding: 3rem 2.2rem;
            max-width: 520px;
            width: 100%;
        }

        .not-found-box .icon-circle {
            width: 80px;
            height: 80px;
            margin: 0 auto 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(200, 244, 58, .2);
            color: var(--bi-primary-deep);
            font-size: 1.8rem;
        }

        .not-found-box h1 {
            font-size: 1.9rem;
            font-weight: 900;
            margin-bottom: .7rem;
            color: var(--bi-ink);
        }

        .not-found-box p {
            color: #777E6E;
            margin-bottom: 1.6rem;
        }

        /* footer */
        .site-footer {
            background: var(--bi-paper-dark);
            color: rgba(255, 255, 255, .8);
            padding-top: 66px;
            border-top: 6px solid var(--bi-primary-fluo);
            font-size: .95rem;
        }

        .site-footer .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: .55rem;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
        }

        .site-footer .brand-logo>span:first-child {
            width: 38px;
            height: 38px;
            background: var(--bi-primary-fluo);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .site-footer .brand-dot {
            width: 16px;
            height: 16px;
            background: var(--bi-paper-dark);
            border-radius: 50%;
            display: block;
        }

        .footer-about {
            color: rgba(255, 255, 255, .72);
            font-size: .9rem;
            line-height: 1.85;
            margin-top: .4rem;
        }

        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 800;
            margin-bottom: .8rem;
        }

        .footer-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-list li {
            margin-bottom: .55rem;
        }

        .footer-list a {
            color: rgba(255, 255, 255, .7);
            font-size: .9rem;
            display: inline-flex;
            align-items: center;
            transition: all .2s;
            line-height: 1.5;
        }

        .footer-list a:hover {
            color: var(--bi-primary-fluo);
            padding-left: 2px;
        }

        .footer-col {
            margin-bottom: 2rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 1.25rem 0;
            margin-top: 1rem;
            font-size: .82rem;
            color: rgba(255, 255, 255, .45);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: .5rem;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, .55);
        }

        .footer-bottom a:hover {
            color: var(--bi-primary-fluo);
        }

        @media (max-width: 767.98px) {
            .article-hero {
                padding: 128px 0 50px;
            }

            .cms-rich-content {
                padding: 1.4rem;
                border-radius: 18px;
            }

            .cms-rich-content p {
                font-size: .98rem;
            }

            .article-excerpt {
                font-size: .96rem;
            }

            .article-content-footer {
                flex-direction: column;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .footer-col {
                margin-bottom: 1.6rem;
            }
        }

        @media (max-width: 575.98px) {
            .article-meta .meta-chip {
                padding: .3rem .75rem;
                font-size: .82rem;
            }

            .btn {
                width: 100%;
            }

            .article-return-row .btn {
                width: 100%;
                margin-bottom: .4rem;
            }

            .article-return-row {
                display: block;
            }

            .faq-accordion .accordion-button {
                padding: 1rem 1.1rem;
                font-size: .95rem;
            }

            .section-title {
                font-size: 1.5rem;
            }
        }

/* roulang page: category2 */
:root {
      --bi-primary-fluo: #C8F43A;
      --bi-primary-deep: #223311;
      --bi-ink: #11140F;
      --bi-ink-soft: #33382E;
      --bi-paper: #F6F7F1;
      --bi-paper-dark: #1C2017;
      --bi-accent: #FF6A3D;
      --bi-outline: rgba(17, 20, 15, 0.12);
      --bi-dark-gradient: linear-gradient(135deg, #11140F 0%, #223311 100%);
      --bi-radius-sm: 8px;
      --bi-radius-card: 20px;
      --bi-radius-panel: 24px;
      --bi-shadow-sm: 0 6px 20px rgba(17, 20, 15, 0.06);
      --bi-shadow-md: 0 14px 36px rgba(17, 20, 15, 0.10);
      --bi-shadow-dark: 0 18px 42px rgba(0, 0, 0, 0.30);
      --bi-transition: all .25s ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
      background: var(--bi-paper);
      color: var(--bi-ink);
      font-size: 1rem;
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--bi-transition);
    }
    a:hover {
      color: inherit;
    }

    img {
      max-width: 100%;
      object-fit: cover;
    }

    .position-relative {
      position: relative;
    }

    .section-pad {
      padding: 88px 0;
    }
    @media (max-width: 991.98px) {
      .section-pad {
        padding: 64px 0;
      }
    }
    @media (max-width: 575.98px) {
      .section-pad {
        padding: 52px 0;
      }
    }

    .section-heading {
      max-width: 800px;
      margin-bottom: 42px;
    }
    .section-heading.center-block {
      margin-left: auto;
      margin-right: auto;
      text-align: center;
    }
    .section-heading .kicker {
      display: inline-flex;
      align-items: center;
      gap: .45rem;
      color: var(--bi-primary-deep);
      letter-spacing: .1em;
      text-transform: uppercase;
      font-size: .78rem;
      font-weight: 700;
      margin-bottom: .6rem;
    }
    .section-heading .kicker::before {
      content: "";
      width: 18px;
      height: 3px;
      background: var(--bi-primary-fluo);
      border-radius: 99px;
    }
    .section-heading.dark-text .kicker {
      color: #637A43;
    }
    .section-heading h2 {
      font-size: clamp(1.6rem, 2.4vw, 2.2rem);
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: .4em;
      letter-spacing: -.01em;
    }
    .section-heading p {
      color: var(--bi-ink-soft);
      margin-bottom: 0;
      font-size: 1rem;
      line-height: 1.9;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: .55rem;
      border-radius: 999px;
      padding: .78rem 1.65rem;
      font-weight: 700;
      font-size: 1rem;
      border: 1px solid transparent;
      transition: var(--bi-transition);
      white-space: nowrap;
    }
    .btn i {
      font-size: .92em;
    }
    .btn:hover {
      transform: translateY(-3px);
      color: #fff;
    }
    .btn:active {
      transform: translateY(-1px) scale(.99);
    }
    .btn:focus-visible,
    a:focus-visible,
    button:focus-visible {
      outline: 3px solid rgba(200, 244, 58, .55);
      outline-offset: 3px;
    }

    .btn-fluo {
      background: var(--bi-primary-fluo);
      color: var(--bi-ink);
    }
    .btn-fluo:hover {
      background: #d8fb6f;
      color: var(--bi-ink);
      box-shadow: 0 14px 28px rgba(200, 244, 58, .20);
    }

    .btn-accent {
      background: var(--bi-accent);
      color: #fff;
    }
    .btn-accent:hover {
      background: #ff835d;
      color: #fff;
    }

    .btn-outline-light {
      border: 1px solid rgba(255, 255, 255, .82);
      color: #fff;
      background: transparent;
    }
    .btn-outline-light:hover {
      background: #fff;
      color: var(--bi-ink);
      border-color: #fff;
    }

    .btn-outline-dark {
      border: 1px solid rgba(17, 20, 15, .28);
      color: var(--bi-ink);
      background: #fff;
    }
    .btn-outline-dark:hover {
      border-color: var(--bi-ink);
      color: var(--bi-ink);
      background: #fff;
    }

    .btn-sm {
      padding: .5rem 1.1rem;
      font-size: .88rem;
    }

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1080;
      background: linear-gradient(180deg, rgba(17, 20, 15, .78), rgba(17, 20, 15, .24));
      backdrop-filter: blur(9px);
      transition: var(--bi-transition);
      border-bottom: 1px solid transparent;
    }
    .site-header.is-scrolled {
      background: rgba(17, 20, 15, .96);
      box-shadow: 0 8px 30px rgba(0, 0, 0, .12);
      border-bottom-color: rgba(255, 255, 255, .06);
    }

    .navbar {
      width: 100%;
      min-height: 88px;
      padding: .75rem 1rem;
      justify-content: flex-start;
      align-items: center;
      flex-wrap: wrap;
      position: relative;
    }
    @media (max-width: 991.98px) {
      .navbar {
        min-height: 72px;
        padding: .65rem 1rem;
      }
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: .72rem;
      font-size: 1.3rem;
      font-weight: 900;
      letter-spacing: .01em;
      line-height: 1.15;
      color: #fff;
      z-index: 2;
    }
    .brand-logo:hover {
      color: var(--bi-primary-fluo);
    }
    .brand-logo-sub {
      display: block;
      font-size: .66rem;
      font-weight: 500;
      letter-spacing: .12em;
      color: rgba(255, 255, 255, .55);
      margin-top: .1rem;
      white-space: nowrap;
    }

    .brand-logo > span:first-child {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      background: var(--bi-primary-fluo);
      border-radius: 11px;
      flex: none;
    }
    .brand-dot {
      display: block;
      width: 10px;
      height: 10px;
      background: var(--bi-ink);
      border-radius: 50%;
    }

    .navbar-toggler {
      border: 0;
      width: 42px;
      height: 42px;
      padding: 0;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 5px;
      border-radius: 12px;
      background: transparent;
      box-shadow: none !important;
      z-index: 2;
    }
    .navbar-toggler .line {
      display: block;
      width: 22px;
      height: 3px;
      background: #fff;
      border-radius: 99px;
      transition: var(--bi-transition);
    }
    .navbar-toggler:hover .line {
      background: var(--bi-primary-fluo);
    }

    .navbar-nav {
      display: flex;
      flex-wrap: wrap;
      gap: .3rem;
    }
    .nav-left-nav {
      margin-right: auto;
    }
    .nav-right-nav {
      margin-left: auto;
    }

    .nav-link {
      font-size: 1rem;
      font-weight: 600;
      color: rgba(255, 255, 255, .88);
      padding: .5rem .8rem !important;
      position: relative;
      border-radius: 8px;
    }
    .nav-link:hover {
      color: var(--bi-primary-fluo);
    }
    .nav-link.active {
      color: var(--bi-primary-fluo);
    }
    .nav-link.active::after {
      content: "";
      position: absolute;
      left: .8rem;
      right: .8rem;
      bottom: .05rem;
      height: 3px;
      border-radius: 99px;
      background: var(--bi-primary-fluo);
    }

    @media (max-width: 991.98px) {
      .navbar-collapse {
        margin-top: .75rem;
        border-radius: 22px;
        background: var(--bi-paper-dark);
        padding: 1.1rem 1.2rem 1.3rem;
        box-shadow: 0 22px 46px rgba(0, 0, 0, .22);
      }
      .nav-left-nav,
      .nav-right-nav {
        flex-wrap: wrap;
        margin: 0;
        width: 100%;
      }
      .nav-item {
        width: 100%;
      }
      .nav-link {
        color: #fff;
        display: block;
        padding: .9rem .75rem !important;
        font-size: 1.08rem;
      }
      .nav-link::after {
        display: none;
      }
      .nav-link.active {
        background: rgba(200, 244, 58, .10);
        color: var(--bi-primary-fluo);
      }
    }

    @media (min-width: 992px) {
      .navbar-collapse {
        display: flex !important;
        flex: 1;
        align-items: center;
        justify-content: space-between;
      }
      .site-header .brand-logo {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
      }
      .nav-item {
        margin: 0 .2rem;
      }
    }

    .cat-hero {
      position: relative;
      color: #fff;
      padding: 158px 0 88px;
      background:
        linear-gradient(107deg, rgba(17, 20, 15, .95) 0%, rgba(28, 32, 23, .76) 52%, rgba(42, 61, 30, .42) 100%),
        url('/assets/images/backpic/back-2.png') center/cover no-repeat;
      overflow: hidden;
    }
    .cat-hero::after {
      content: "";
      position: absolute;
      inset: auto 0 0 auto;
      width: 360px;
      height: 360px;
      background: radial-gradient(circle at bottom right, rgba(200, 244, 58, .18), transparent 68%);
      pointer-events: none;
    }
    .cat-hero .container-lg {
      position: relative;
      z-index: 2;
    }

    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
      background: rgba(200, 244, 58, .12);
      color: var(--bi-primary-fluo);
      border: 1px solid rgba(200, 244, 58, .30);
      border-radius: 999px;
      padding: .38rem .9rem;
      font-size: .82rem;
      font-weight: 700;
      letter-spacing: .08em;
      text-transform: uppercase;
      margin-bottom: 1.2rem;
    }
    .hero-kicker i {
      font-size: .85rem;
    }

    .cat-hero h1 {
      font-size: clamp(2.1rem, 4vw, 3rem);
      font-weight: 900;
      line-height: 1.2;
      letter-spacing: -.01em;
      max-width: 13em;
      margin-bottom: .45em;
    }
    .cat-hero .lead {
      font-size: 1.06rem;
      color: rgba(255, 255, 255, .84);
      max-width: 560px;
      line-height: 1.9;
      margin-bottom: 1.8rem;
    }

    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: .8rem 2rem;
    }
    .hero-meta-item {
      display: inline-flex;
      align-items: center;
      gap: .5rem;
    }
    .hero-meta-item i {
      color: var(--bi-primary-fluo);
    }

    .hero-visual {
      max-width: 420px;
      margin-left: auto;
      position: relative;
    }
    .hero-visual-card {
      position: relative;
      border-radius: var(--bi-radius-panel);
      overflow: hidden;
      aspect-ratio: 4/5;
      background:
        url('/assets/images/coverpic/cover-4.png') center/cover no-repeat;
      box-shadow: var(--bi-shadow-dark);
      border: 1px solid rgba(255, 255, 255, .13);
      display: flex;
      align-items: flex-end;
    }
    .hero-visual-card::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(0, 0, 0, .02) 30%, rgba(0, 0, 0, .78) 100%);
    }
    .hero-visual-info {
      position: relative;
      z-index: 2;
      padding: 1.2rem;
      color: #fff;
    }
    .hero-visual-info .tag {
      background: var(--bi-primary-fluo);
      color: var(--bi-ink);
      border-radius: 999px;
      font-size: .75rem;
      font-weight: 700;
      padding: .2rem .8rem;
      display: inline-block;
      margin-bottom: .5rem;
    }
    .hero-visual-info .title {
      font-weight: 800;
      font-size: 1.08rem;
      line-height: 1.4;
    }
    .hero-visual-info .desc {
      font-size: .82rem;
      color: rgba(255, 255, 255, .7);
    }
    .hero-play {
      position: absolute;
      top: 42%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 62px;
      height: 62px;
      background: rgba(200, 244, 58, .9);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--bi-ink);
      box-shadow: 0 0 0 12px rgba(200, 244, 58, .12);
      z-index: 3;
    }
    .hero-play i {
      font-size: 1.2rem;
      margin-left: 4px;
    }

    @media (max-width: 991.98px) {
      .cat-hero {
        padding: 124px 0 64px;
      }
      .hero-visual {
        margin: 2rem auto 0;
        max-width: 320px;
      }
    }

    .category-hint {
      border-bottom: 1px solid rgba(17, 20, 15, .08);
      background: rgba(255, 255, 255, .62);
    }
    .category-hint .hint-wrap {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: .6rem 1.2rem;
      padding: 1rem 0;
    }
    .category-hint .strong {
      font-weight: 800;
      color: var(--bi-primary-deep);
    }
    .category-hint .text {
      color: var(--bi-ink-soft);
      font-size: .93rem;
    }

    .trend-section {
      background: #fff;
    }
    .trend-panel {
      background: var(--bi-paper-dark);
      border-radius: var(--bi-radius-panel);
      color: #fff;
      padding: 28px;
      box-shadow: var(--bi-shadow-dark);
    }
    .trend-title {
      display: flex;
      align-items: center;
      gap: .5rem;
      font-weight: 800;
      margin-bottom: .2rem;
    }
    .trend-title i {
      color: var(--bi-primary-fluo);
    }
    .trend-label {
      color: rgba(255, 255, 255, .55);
      font-size: .88rem;
      margin-bottom: 1.5rem;
    }
    .trend-stat {
      display: flex;
      flex-direction: column;
      gap: 1.15rem;
      margin-bottom: 1.15rem;
    }
    .trend-stat .tr-item {
      display: grid;
      grid-template-columns: 92px 1fr 48px;
      align-items: center;
      gap: .75rem;
    }
    .tr-name {
      color: rgba(255, 255, 255, .82);
      font-weight: 600;
      font-size: .95rem;
    }
    .tr-bar {
      height: 8px;
      background: rgba(255, 255, 255, .10);
      border-radius: 99px;
      overflow: hidden;
    }
    .tr-bar span {
      display: block;
      height: 100%;
      border-radius: 99px;
      background: var(--bi-primary-fluo);
    }
    .tr-num {
      text-align: right;
      color: rgba(255, 255, 255, .55);
      font-size: .88rem;
      font-variant-numeric: tabular-nums;
    }
    .trend-note {
      color: rgba(255, 255, 255, .45);
      font-size: .8rem;
      border-top: 1px solid rgba(255, 255, 255, .10);
      padding-top: 1rem;
      margin-bottom: 0;
    }

    .sport-card {
      background: #fff;
      border: 1px solid rgba(17, 20, 15, .07);
      border-radius: var(--bi-radius-card);
      overflow: hidden;
      height: 100%;
      box-shadow: var(--bi-shadow-sm);
      transition: var(--bi-transition);
    }
    .sport-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--bi-shadow-md);
    }
    .sport-card-media {
      position: relative;
      aspect-ratio: 4/3;
      overflow: hidden;
    }
    .sport-card-media img {
      width: 100%;
      height: 100%;
      transition: transform .5s ease;
    }
    .sport-card:hover .sport-card-media img {
      transform: scale(1.05);
    }
    .sport-card-tag {
      position: absolute;
      top: 12px;
      left: 12px;
      background: rgba(17, 20, 15, .72);
      color: var(--bi-primary-fluo);
      backdrop-filter: blur(6px);
      border-radius: 999px;
      font-size: .75rem;
      font-weight: 700;
      padding: .24rem .85rem;
    }
    .sport-card-heat {
      position: absolute;
      bottom: 12px;
      right: 12px;
      background: var(--bi-primary-fluo);
      color: var(--bi-ink);
      border-radius: 999px;
      font-size: .75rem;
      font-weight: 800;
      padding: .2rem .7rem;
      display: inline-flex;
      align-items: center;
      gap: .2rem;
    }
    .sport-card-heat i {
      font-size: .7rem;
    }
    .sport-card-body {
      padding: 22px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .sport-card-body h3 {
      font-size: 1.18rem;
      font-weight: 800;
      margin-bottom: .35rem;
    }
    .sport-card-body .sub {
      color: #7C846C;
      font-size: .87rem;
      margin-bottom: 1rem;
    }
    .sport-point-list {
      list-style: none;
      margin: 0 0 1.35rem;
      padding: 0;
      display: flex;
      flex-direction: column;
      gap: .35rem;
    }
    .sport-point-list li {
      font-size: .92rem;
      color: var(--bi-ink-soft);
      display: flex;
      gap: .45rem;
      align-items: flex-start;
    }
    .sport-point-list i {
      color: var(--bi-primary-deep);
      font-size: .8rem;
      margin-top: .42rem;
    }

    .path-section {
      background: var(--bi-paper-dark);
      color: #fff;
      overflow: hidden;
      position: relative;
    }
    .path-section .section-heading p {
      color: rgba(255, 255, 255, .72);
    }
    .path-step {
      background: rgba(255, 255, 255, .055);
      border: 1px solid rgba(255, 255, 255, .09);
      padding: 28px;
      height: 100%;
      border-radius: var(--bi-radius-card);
      transition: var(--bi-transition);
    }
    .path-step:hover {
      transform: translateY(-4px);
      background: rgba(255, 255, 255, .08);
      border-color: rgba(200, 244, 58, .4);
    }
    .path-index {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 1.2rem;
    }
    .path-index span {
      font-size: 1.9rem;
      font-weight: 800;
      color: var(--bi-primary-fluo);
      font-variant-numeric: tabular-nums;
      line-height: 1;
    }
    .path-step i {
      width: 46px;
      height: 46px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(255, 255, 255, .08);
      border-radius: 14px;
      color: var(--bi-primary-fluo);
      font-size: 1.1rem;
    }
    .path-step h3 {
      font-size: 1.12rem;
      font-weight: 700;
      margin-bottom: .4rem;
    }
    .path-step p {
      color: rgba(255, 255, 255, .7);
      font-size: .92rem;
      margin-bottom: 0;
      line-height: 1.8;
    }

    .faq-wrap {
      background: var(--bi-paper);
    }
    .accordion {
      --bs-accordion-border-color: transparent;
      --bs-accordion-btn-focus-box-shadow: none;
    }
    .accordion-item {
      background: #fff;
      border: 1px solid rgba(17, 20, 15, .07) !important;
      border-radius: 18px !important;
      box-shadow: var(--bi-shadow-sm);
      margin-bottom: 16px;
      overflow: hidden;
    }
    .accordion-button {
      font-weight: 700;
      font-size: 1.04rem;
      padding: 1.2rem 1.5rem 1.2rem 1.4rem;
      background: #fff;
      color: var(--bi-ink);
      border: 0;
      line-height: 1.6;
      transition: var(--bi-transition);
    }
    .accordion-button::after {
      background-image: none;
      content: "\f067";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      color: var(--bi-ink);
      font-size: .85rem;
      transition: transform .2s ease;
      width: auto;
      height: auto;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }
    .accordion-button:not(.collapsed) {
      background: #fff;
      color: var(--bi-ink);
      box-shadow: none;
    }
    .accordion-button:not(.collapsed)::after {
      content: "\f068";
      color: var(--bi-primary-deep);
    }
    .accordion-button:not(.collapsed) {
      border-left: 4px solid var(--bi-primary-fluo);
      border-radius: 18px 18px 0 0;
    }
    .accordion-button:focus {
      box-shadow: none;
      outline: none;
    }
    .accordion-button:hover {
      background: #FCFDF5;
    }
    .accordion-body {
      padding: 0 1.5rem 1.35rem;
      color: var(--bi-ink-soft);
      line-height: 1.9;
    }

    .cta-section {
      background: var(--bi-paper);
      padding-bottom: 88px;
    }
    @media (max-width: 767px) {
      .cta-section {
        padding-bottom: 60px;
      }
    }
    .cta-panel {
      border-radius: var(--bi-radius-panel);
      padding: 52px;
      color: #fff;
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(112deg, rgba(17, 20, 15, .97), rgba(28, 32, 23, .82), rgba(34, 51, 17, .70)),
        url('/assets/images/backpic/back-3.png') center/cover no-repeat;
      box-shadow: var(--bi-shadow-dark);
    }
    @media (max-width: 767px) {
      .cta-panel {
        padding: 34px 24px;
      }
    }
    .cta-panel h2 {
      font-size: clamp(1.5rem, 2.6vw, 2.1rem);
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: .5rem;
    }
    .cta-panel p {
      color: rgba(255, 255, 255, .78);
      max-width: 620px;
      margin-bottom: 1.75rem;
    }
    .cta-buttons {
      display: flex;
      flex-wrap: wrap;
      gap: .8rem;
    }
    .cta-deco {
      position: absolute;
      right: -70px;
      bottom: -90px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(200, 244, 58, .28), transparent 68%);
      pointer-events: none;
    }

    .site-footer {
      background: var(--bi-paper-dark);
      color: rgba(255, 255, 255, .76);
      padding: 70px 0 0;
    }
    .site-footer .footer-col {
      margin-bottom: 32px;
    }
    .site-footer .footer-title {
      color: #fff;
      font-size: 1rem;
      font-weight: 800;
      letter-spacing: .04em;
      margin-bottom: 1rem;
    }
    .footer-about {
      color: rgba(255, 255, 255, .66);
      font-size: .93rem;
      line-height: 1.85;
      margin-bottom: 0;
    }
    .footer-list {
      list-style: none;
      margin: 0;
      padding: 0;
      display: flex;
      flex-direction: column;
      gap: .48rem;
    }
    .footer-list a {
      color: rgba(255, 255, 255, .72);
      font-size: .93rem;
      display: inline-flex;
      align-items: center;
      transition: var(--bi-transition);
    }
    .footer-list a i {
      color: var(--bi-primary-fluo);
      font-size: .8rem;
    }
    .footer-list a:hover {
      color: var(--bi-primary-fluo);
      padding-left: 3px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, .10);
      padding: 1.25rem 0 1.5rem;
      margin-top: .6rem;
      color: rgba(255, 255, 255, .42) !important;
      font-size: .85rem;
    }
    .footer-bottom p {
      margin-bottom: 0;
    }

    @media (max-width: 992px) {
      .brand-logo {
        font-size: 1.12rem;
      }
    }
    @media (max-width: 575.98px) {
      .brand-logo {
        font-size: 1.04rem;
      }
      .brand-logo-sub {
        display: none;
      }
    }

/* roulang page: category3 */
:root {
  --bi-primary-fluo: #C8F43A;
  --bi-primary-deep: #223311;
  --bi-ink: #11140F;
  --bi-ink-soft: #33382E;
  --bi-paper: #F6F7F1;
  --bi-paper-dark: #1C2017;
  --bi-accent: #FF6A3D;
  --bi-outline: rgba(17, 20, 15, 0.12);
  --bi-gradient-flash: linear-gradient(135deg, #1C2017 0%, #2A3D1E 100%);
  --bs-body-font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --bs-body-color: #11140F;
  --bs-body-bg: #F6F7F1;
  --bs-border-radius: 20px;
  --bi-radius-small: 8px;
  --bi-radius-card: 20px;
  --bi-radius-large: 24px;
  --bi-shadow-base: 0 10px 30px rgba(17, 20, 15, 0.08);
  --bi-shadow-dark: 0 16px 40px rgba(0, 0, 0, 0.24);
  --bi-transition: all 0.25s ease;
}

* , *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--bs-body-font-family);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--bi-ink);
  background-color: var(--bi-paper);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6 {
  font-family: inherit;
  color: inherit;
  line-height: 1.35;
  margin-top: 0;
}
p { margin: 0 0 1.25rem; }
a { color: inherit; text-decoration: none; transition: var(--bi-transition); }
a:hover { color: var(--bi-primary-fluo); }
img { max-width: 100%; height: auto; object-fit: cover; border: 0; }
ul, ol { padding-left: 1.25rem; }
.container-lg { max-width: 1200px; margin-left: auto; margin-right: auto; padding-left: 20px; padding-right: 20px; }
.btn { border-radius: 999px; padding: 0.68rem 1.5rem; font-weight: 700; transition: var(--bi-transition); border: 0; line-height: 1.5; display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.btn-bi-flash { background: var(--bi-primary-fluo); color: var(--bi-ink); border: 1px solid var(--bi-primary-fluo); }
.btn-bi-flash:hover { background: var(--bi-primary-deep); color: #fff; border-color: var(--bi-primary-deep); transform: translateY(-3px); box-shadow: 0 12px 24px rgba(17, 20, 15, 0.2); }
.btn-bi-accent { background: var(--bi-accent); color: #fff; border: 1px solid var(--bi-accent); }
.btn-bi-accent:hover { background: #e85324; border-color: #e85324; color: #fff; transform: translateY(-3px); box-shadow: 0 12px 24px rgba(255, 106, 61, 0.28); }
.btn-bi-outline { background: transparent; border: 1px solid rgba(17, 20, 15, 0.28); color: var(--bi-ink); }
.btn-bi-outline:hover { background: var(--bi-paper-dark); color: #fff; border-color: var(--bi-paper-dark); transform: translateY(-3px); }
.btn-bi-outline-light { background: transparent; border: 1px solid rgba(255,255,255,0.5); color: #fff; }
.btn-bi-outline-light:hover { background: var(--bi-primary-fluo); color: var(--bi-ink); border-color: var(--bi-primary-fluo); transform: translateY(-3px); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1045;
  background: rgba(28, 32, 23, 0.96);
  backdrop-filter: blur(14px);
  transition: var(--bi-transition);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.navbar {
  min-height: 88px;
  padding: 0.8rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  flex-wrap: nowrap;
}
.brand-logo {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 50%;
  translate: -50% -50%;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 5;
  color: #fff;
  white-space: nowrap;
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  line-height: 1.2;
}
.brand-logo:hover { color: var(--bi-primary-fluo); }
.brand-logo span { position: relative; }
.brand-logo .brand-dot {
  display: inline-block;
  width: 36px;
  height: 36px;
  background: var(--bi-primary-fluo);
  border-radius: 10px 10px 10px 2px;
  box-shadow: 0 0 0 4px rgba(200, 244, 58, 0.22);
}
.page-scrolled .brand-logo .brand-dot { width: 30px; height: 30px; }
.brand-logo-sub {
  display: block;
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.58);
  text-transform: uppercase;
  margin-top: 2px;
}
.navbar-nav { display: flex; list-style: none; margin: 0; padding: 0; align-items: center; gap: 2px; }
.nav-link {
  color: rgba(255,255,255,0.86);
  font-size: 0.94rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  transition: var(--bi-transition);
  position: relative;
}
.nav-link:hover { color: var(--bi-primary-fluo); background: rgba(200,244,58,0.06); }
.nav-link.active { color: var(--bi-primary-fluo); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 0.2rem;
  height: 2px;
  border-radius: 2px;
  background: var(--bi-primary-fluo);
}
.nav-left-nav, .nav-right-nav { flex-wrap: wrap; }
.nav-left-nav { justify-content: flex-start; }
.nav-right-nav { justify-content: flex-end; }
.navbar-collapse {
  flex-grow: 1;
}
.navbar-toggler { background: transparent; border: 0; width: 46px; height: 46px; border-radius: 12px; display: inline-flex; flex-direction: column; justify-content: center; align-items: center; gap: 5px; padding: 0; margin-left: auto; position: relative; z-index: 10; cursor: pointer; }
.navbar-toggler .line { width: 20px; height: 2px; background: var(--bi-primary-fluo); border-radius: 3px; display: block; }

.hero-category3 {
  background: var(--bi-gradient-flash);
  color: #fff;
  padding: 88px 0 70px;
  position: relative;
  overflow: hidden;
}
.hero-category3::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  opacity: 0.18;
}
.hero-category3 .container-lg { position: relative; z-index: 2; }
.hero-category3 .kicker {
  display: inline-flex;
  align-items: center;
  background: rgba(200,244,58,0.12);
  color: var(--bi-primary-fluo);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  margin-bottom: 1.5rem;
}
.hero-category3 h1 {
  font-size: clamp(2.1rem, 3.6vw, 3.2rem);
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.01em;
  max-width: 760px;
  margin-bottom: 1rem;
}
.hero-category3 .sub-lead {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  max-width: 660px;
  margin-bottom: 2rem;
}
.hero-stats-line {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.5rem;
}
.hero-stat { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; background: rgba(255,255,255,0.05); padding: 0.6rem 1rem; border-radius: 999px; color: rgba(255,255,255,0.8); }
.hero-stat i { color: var(--bi-primary-fluo); }

.breadcrumb-bar { padding: 14px 0; background: rgba(17,20,15,0.03); border-bottom: 1px solid var(--bi-outline); }
.breadcrumb { display: flex; flex-wrap: wrap; list-style: none; margin: 0; padding: 0; font-size: 0.85rem; color: rgba(17,20,15,0.6); }
.breadcrumb li + li::before { content: "/"; margin: 0 10px; color: rgba(17,20,15,0.3); }
.breadcrumb a:hover { color: var(--bi-primary-deep); }

.section { padding: 80px 0; }
.section-alt { background: #fff; }
.section-dark { background: var(--bi-paper-dark); color: #fff; }
.kicker-mini { display: inline-flex; align-items: center; gap: 8px; color: #5C7A2F; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.14em; margin-bottom: 0.8rem; }
.section-dark .kicker-mini { color: var(--bi-primary-fluo); }
.section h2 { font-size: clamp(1.6rem, 2.4vw, 2.2rem); font-weight: 800; margin-bottom: 1.2rem; }
.section-intro { max-width: 760px; margin-bottom: 2.5rem; color: rgba(17,20,15,0.7); }
.section-dark .section-intro { color: rgba(255,255,255,0.7); }
.section-head { margin-bottom: 2.5rem; }

.scene-cards .card { border-radius: var(--bi-radius-card); border: 1px solid rgba(33,37,41,0.08); overflow: hidden; background: #fff; box-shadow: var(--bi-shadow-base); transition: var(--bi-transition); }
.scene-cards .card:hover { transform: translateY(-5px); box-shadow: 0 20px 40px rgba(17,20,15,0.12); }
.scene-cards .card-body { padding: 1.5rem; }
.scene-icon { width: 52px; height: 52px; border-radius: 16px; display: flex; align-items: center; justify-content: center; background: rgba(200,244,58,0.22); color: #4C6B12; font-size: 1.4rem; margin-bottom: 1rem; }
.scene-cards .card-title { font-size: 1.1rem; font-weight: 800; margin-bottom: 0.6rem; }
.tag { display: inline-block; background: rgba(200,244,58,0.2); color: #2F4513; padding: 0.25rem 0.8rem; border-radius: 999px; font-size: 0.78rem; font-weight: 600; margin-right: 0.4rem; margin-bottom: 0.4rem; }

.two-col-feature { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
@media (max-width: 991px) { .two-col-feature { grid-template-columns: 1fr; gap: 30px; } }

.feature-media {
  border-radius: var(--bi-radius-large);
  overflow: hidden;
  box-shadow: var(--bi-shadow-dark);
  position: relative;
}
.feature-media img { width: 100%; display: block; height: 380px; object-fit: cover; }
.media-tag {
  position: absolute;
  left: 16px;
  top: 16px;
  background: var(--bi-primary-fluo);
  color: var(--bi-ink);
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
}

.purchase-flow { display: flex; flex-wrap: wrap; gap: 2rem; }
.flow-step {
  flex: 1;
  min-width: 200px;
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: rgba(255,255,255,0.04);
  border-radius: var(--bi-radius-card);
  border-left: 4px solid var(--bi-primary-fluo);
}
.flow-num { font-size: 2rem; font-weight: 900; color: var(--bi-primary-fluo); line-height: 1; min-width: 1.6rem; }
.flow-step h3 { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 0.5rem; }
.flow-step p { color: rgba(255,255,255,0.7); font-size: 0.92rem; margin-bottom: 0; }

.my-card { border-radius: var(--bi-radius-card); overflow: hidden; border: 1px solid rgba(17,20,15,0.07); background: #fff; box-shadow: var(--bi-shadow-base); transition: var(--bi-transition); display: flex; flex-direction: column; height: 100%; }
.my-card:hover { transform: translateY(-6px); box-shadow: 0 18px 44px rgba(17,20,15,0.12); }
.my-card .card-banner { aspect-ratio: 4/3; position: relative; overflow: hidden; display: block; background-color: #E2E8D8; }
.my-card .card-banner img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.my-card:hover .card-banner img { transform: scale(1.05); }
.my-card .card-banner .badge { position: absolute; top: 12px; left: 12px; background: var(--bi-primary-fluo); color: var(--bi-ink); border-radius: 999px; font-weight: 600; padding: 0.3rem 0.8rem; font-size: 0.75rem; }
.my-card .card-content { padding: 1.25rem; display: flex; flex-direction: column; flex-grow: 1; }
.my-card .card-content .card-cat { color: #7A8A6A; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.4rem; }
.my-card .card-content h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.6rem; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.quote-row { display: flex; gap: 2rem; margin-bottom: 2rem; flex-wrap: wrap; }
.rating-box { text-align: center; background: var(--bi-primary-fluo); color: var(--bi-ink); padding: 1.4rem 1.8rem; border-radius: var(--bi-radius-card); flex: 1; min-width: 120px; }
.rating-box .big { font-size: 2.4rem; font-weight: 900; line-height: 1; }
.rating-box .small { font-size: 0.8rem; margin-top: 0.4rem; }

.qa-item { border: 1px solid rgba(17,20,15,0.12); border-radius: 18px; background: #fff; padding: 1.4rem 1.4rem; margin-bottom: 1rem; }
.qa-q { display: flex; justify-content: space-between; align-items: center; cursor: pointer; font-weight: 700; gap: 12px; }
.qa-q .icons { color: var(--bi-primary-deep); }
.qa-a { margin-top: 0.8rem; color: rgba(17,20,15,0.75); display: none; }
.qa-item.open .qa-a { display: block; }
.section-dark .qa-item { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.1); }
.section-dark .qa-a { color: rgba(255,255,255,0.8); }

.push-cta {
  background: var(--bi-primary-fluo);
  border-radius: var(--bi-radius-large);
  padding: 3.2rem;
  color: var(--bi-ink);
  position: relative;
  overflow: hidden;
}
.push-cta h2 { font-size: clamp(1.8rem, 2.6vw, 2.4rem); font-weight: 900; margin-bottom: 0.6rem; }
.push-cta p { opacity: 0.8; }
.site-footer {
  background: var(--bi-paper-dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
  border-top: 4px solid var(--bi-primary-fluo);
}
.footer-title { color: #fff; font-size: 1rem; font-weight: 700; margin-bottom: 1.2rem; opacity: 0.9; }
.footer-col { margin-bottom: 2rem; }
.footer-col p { font-size: 0.9rem; color: rgba(255,255,255,0.55); line-height: 1.8;}
.site-footer .footer-list { list-style: none; padding: 0; margin: 0; }
.site-footer .footer-list li { margin-bottom: 0.5rem; }
.site-footer .footer-list a { color: rgba(255,255,255,0.6); font-size: 0.9rem; }
.site-footer .footer-list a:hover { color: var(--bi-primary-fluo); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding: 1.5rem 0; margin-top: 1rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer-bottom p { font-size: 0.8rem; opacity: 0.5; color: rgba(255,255,255,0.5); }
.brand-logo.mb-3 span { color: var(--bi-primary-fluo);}

/* 图片块底色调 */
.img-placeholder { background: linear-gradient(145deg, rgba(17,20,15,0.08), rgba(200,244,58,0.12)); }
.section-cta-big { background: var(--bi-paper); }
.image-wrap { position: relative; }
.image-box { border-radius: 18px; overflow: hidden; }

/* 富文本列表 */
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { padding: 0.8rem 0; border-bottom: 1px dashed rgba(17,20,15,0.12); display: flex; gap: 12px; align-items: flex-start; }
.section-dark .check-list li { border-bottom-color: rgba(255,255,255,0.1); }
.check-list li i { color: var(--bi-primary-fluo); margin-top: 4px; font-size: 1.1rem; }
.check-list li span { flex: 1; }

/* 响应式 */
@media (max-width: 991px) {
  .navbar-collapse {
    background: var(--bi-paper-dark);
    position: absolute;
    top: 88px;
    left: 0;
    width: 100%;
    border-radius: 0 0 24px 24px;
    padding: 1.5rem 2rem 2rem;
    box-shadow: 0 40px 60px rgba(0,0,0,0.2);
    border-top: 1px solid rgba(255,255,255,0.06);
  }
  .brand-logo { position: absolute; left: 1.25rem; transform: none; top: 50%; translate: 0 -50%; font-size: 1rem; }
  .brand-logo .brand-dot { width: 26px; height: 26px; border-radius: 8px; }
  .brand-logo-sub { display: none; }
  .navbar-toggler { display: inline-flex; }
  .navbar-nav { flex-direction: column; align-items: stretch; width: 100%; }
  .navbar-nav .nav-link { display: block; padding: 0.7rem 0.5rem; border-radius: 8px; }
  .nav-link.active::after { display: none; }
  .navbar-nav + .navbar-nav { margin-top: 1rem; }
}
@media (max-width: 767px) {
  .navbar { min-height: 70px; }
  .navbar-collapse { top: 70px; }
  .section { padding: 50px 0; }
  .hero-category3 { padding: 70px 0 46px; }
  .push-cta { padding: 2rem 1.2rem; }
  .footer-bottom span { display: none; }
  .hero-stat { font-size: 0.8rem; padding: 0.4rem 0.7rem; }
  .brand-logo { font-size: 1rem; left:1rem; max-width: 58%; }
  .brand-logo small { display: none; }
  .navbar-toggler { margin-right: 0; }
  .page-scrolled { --nav-h: 60px; }
}
@media (max-width: 520px) {
  .quote-row { gap: 1rem; }
  .flow-step { min-width: 140px; }
  .push-cta { padding: 2rem 1.5rem; }
  .qa-q { font-size: 0.9rem; padding: 0.5rem 0 0.3rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
}