/* roulang page: index */
:root {
  --pine: #0B4F43;
  --pine-deep: #083A31;
  --pine-light: #23A77F;
  --amber: #E9A23B;
  --amber-deep: #E88B24;
  --cream: #F6F4EE;
  --white: #FFFFFF;
  --green-soft: #EAF4EE;
  --text: #1C2B26;
  --muted: #5C6F68;
  --line: #E7E4D9;
  --line-soft: #ECE8DE;
  --radius-xl: 28px;
  --radius-lg: 24px;
  --radius-md: 20px;
  --radius-sm: 12px;
  --shadow-soft: 0 6px 20px rgba(11, 79, 67, 0.07);
  --shadow-lift: 0 16px 40px rgba(11, 79, 67, 0.14);
  --font-stack: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}
a {
  text-decoration: none;
  color: inherit;
}
a:hover {
  color: var(--pine);
}
img {
  max-width: 100%;
  display: block;
}
button,
input,
select,
textarea {
  font-family: inherit;
}
input::placeholder {
  color: #8A9A94;
}
::selection {
  background: rgba(35, 167, 127, 0.22);
  color: var(--pine-deep);
}
:focus-visible {
  outline: 3px solid rgba(11, 79, 67, 0.3);
  outline-offset: 2px;
}
.container-xl {
  max-width: 1200px;
  padding-left: 24px;
  padding-right: 24px;
}
.page-block {
  padding-top: 88px;
  padding-bottom: 88px;
}
.section-head {
  margin-bottom: 34px;
}
.section-title {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 750;
  line-height: 1.35;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--text);
}
.section-desc {
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 680px;
  margin: 10px 0 0;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(11, 79, 67, 0.1);
  color: var(--pine);
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pine-light);
  display: inline-block;
}
.eyebrow-on-dark {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
}
.eyebrow-on-dark::before {
  background: var(--amber);
}
.btn {
  border-radius: var(--radius-sm);
  padding: 12px 24px;
  font-weight: 650;
  font-size: 15px;
  line-height: 1.4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.25s ease;
  border: 0;
  cursor: pointer;
}
.btn:focus,
.btn:active:focus {
  box-shadow: none;
}
.btn-brand {
  background: linear-gradient(135deg, var(--pine), var(--pine-light));
  color: #fff;
  box-shadow: var(--shadow-soft);
}
.btn-brand:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}
.btn-brand:active {
  transform: translateY(0);
  box-shadow: inset 0 3px 10px rgba(0, 0, 0, 0.16);
}
.btn-amber {
  background: linear-gradient(135deg, #F2B052, var(--amber-deep));
  color: #2C1B07;
  box-shadow: 0 6px 18px rgba(232, 139, 36, 0.2);
}
.btn-amber:hover {
  color: #14100B;
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(232, 139, 36, 0.28);
}
.btn-amber:active {
  transform: translateY(0);
  box-shadow: inset 0 3px 10px rgba(0, 0, 0, 0.14);
}
.btn-outline-green {
  background: transparent;
  border: 1.5px solid var(--pine);
  color: var(--pine);
}
.btn-outline-green:hover {
  background: rgba(11, 79, 67, 0.08);
  color: var(--pine-deep);
  transform: translateY(-2px);
}
.btn-outline-light {
  background: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.72);
  color: #fff;
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  transform: translateY(-2px);
}
.btn-lg {
  padding: 14px 26px;
  font-size: 16px;
  border-radius: 14px;
}
.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 700;
  font-size: 15px;
  color: var(--pine);
  transition: color 0.2s ease, gap 0.2s ease;
}
.arrow-link i {
  font-size: 12px;
}
.arrow-link:hover {
  color: var(--pine-deep);
  gap: 12px;
}
.card-panel {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-soft);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1050;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-top {
  background: rgba(255, 255, 255, 0.96);
}
.header-row {
  display: grid;
  grid-template-columns: auto minmax(280px, 520px) auto;
  align-items: center;
  gap: 18px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: max-content;
  min-width: 0;
}
.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  flex: 0 0 auto;
  background: linear-gradient(135deg, var(--pine), var(--pine-light));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  box-shadow: 0 6px 14px rgba(11, 79, 67, 0.2);
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  white-space: nowrap;
}
.brand-text strong {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--pine-deep);
}
.brand-text small {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.search-main {
  position: relative;
  margin: 0 auto;
  width: 100%;
}
.search-form {
  position: relative;
  width: 100%;
}
.search-form .search-ico {
  position: absolute;
  left: 17px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 14px;
  z-index: 2;
  pointer-events: none;
}
.search-control {
  width: 100%;
  height: 46px;
  background: #fff;
  border: 1.5px solid #D8D5C9;
  border-radius: 999px;
  padding: 0 102px 0 44px;
  font-size: 14px;
  color: var(--text);
  transition: border-color 0.25s, box-shadow 0.25s;
}
.search-control:hover {
  border-color: rgba(11, 79, 67, 0.55);
}
.search-control:focus {
  outline: none;
  border-color: var(--pine);
  box-shadow: 0 0 0 4px rgba(11, 79, 67, 0.1);
}
.search-submit {
  position: absolute;
  right: 5px;
  top: 5px;
  bottom: 5px;
  padding: 0 20px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--pine), var(--pine-light));
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s;
}
.search-submit:hover {
  transform: translateX(2px);
  box-shadow: 0 6px 12px rgba(11, 79, 67, 0.18);
}
.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}
.header-action-btn {
  height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 0;
  transition: all 0.2s ease;
}
.header-action-login {
  background: rgba(11, 79, 67, 0.1);
  color: var(--pine);
}
.header-action-login:hover {
  background: rgba(11, 79, 67, 0.18);
  color: var(--pine-deep);
}
.header-action-download {
  background: linear-gradient(135deg, var(--pine), var(--pine-light));
  color: #fff;
  box-shadow: var(--shadow-soft);
}
.header-action-download:hover {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}
.mobile-search-details {
  position: relative;
  display: none;
}
.mobile-search-details summary {
  list-style: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--green-soft);
  color: var(--pine);
  cursor: pointer;
}
.mobile-search-details summary::-webkit-details-marker {
  display: none;
}
.mobile-search-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  width: min(360px, 90vw);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-lift);
  padding: 12px;
  z-index: 60;
}
.mobile-search-panel .search-control {
  padding-right: 16px;
}
.bottom-nav {
  background: #FFFDF8;
  border-top: 1px solid rgba(231, 228, 217, 0.8);
}
.bottom-nav .container-xl {
  display: flex;
  align-items: center;
}
.site-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
}
.site-nav-list .nav-item {
  margin: 0;
}
.nav-entry {
  position: relative;
  display: block;
  padding: 12px 2px;
  font-size: 14px;
  font-weight: 650;
  color: var(--text);
  transition: color 0.2s;
}
.nav-entry::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 8px;
  height: 2px;
  background: var(--pine-light);
  border-radius: 2px;
  transition: right 0.25s;
}
.nav-entry:hover {
  color: var(--pine);
}
.nav-entry:hover::after {
  right: 0;
}
.nav-entry.active {
  color: var(--pine);
}
.nav-entry.active::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--pine-light);
  margin-right: 5px;
  vertical-align: middle;
  transform: translateY(-1px);
}
.nav-entry.active::after {
  right: 0;
}
.navbar-toggler.button-menu {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 14px;
  background: #fff;
  font-size: 13px;
  color: var(--pine);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 7px 0;
}
.navbar-toggler.button-menu:hover {
  background: var(--green-soft);
}
.navbar-toggler.button-menu:focus {
  box-shadow: 0 0 0 4px rgba(11, 79, 67, 0.1);
}
@media (min-width: 992px) {
  .bottom-nav .container-xl {
    min-height: 0;
    display: flex;
    justify-content: center;
  }
  .navbar-expand-lg .navbar-collapse {
    display: flex !important;
    justify-content: center;
  }
}

/* Hero */
.hero-block {
  padding-top: 32px;
  padding-bottom: 24px;
}
.hero-panel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 80% 10%, rgba(255, 255, 255, 0.16) 0, rgba(255, 255, 255, 0) 34%),
    linear-gradient(135deg, var(--pine-deep), var(--pine) 46%, var(--pine-light));
  color: #fff;
  box-shadow: 0 18px 50px rgba(11, 79, 67, 0.25);
  padding: 58px 32px 58px;
}
.hero-panel::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  right: -160px;
  top: -180px;
  background: radial-gradient(circle, rgba(233, 162, 59, 0.18), rgba(233, 162, 59, 0) 70%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 54px;
  align-items: center;
}
.hero-copy {
  max-width: 620px;
}
.hero-copy h1 {
  font-size: clamp(32px, 5.4vw, 58px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.03em;
  margin: 20px 0 16px;
  color: #fff;
}
.hero-sub {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 26px;
  max-width: 540px;
}
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.hero-metrics {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.metric-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  padding: 8px 16px 8px 11px;
  color: #fff;
  backdrop-filter: blur(6px);
}
.metric-badge i {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  background: rgba(255, 255, 255, 0.16);
}
.metric-badge strong {
  font-size: 15px;
  font-weight: 800;
  margin-right: 2px;
}
.metric-badge span {
  font-size: 13px;
  opacity: 0.9;
}
.hero-media {
  position: relative;
  min-height: 370px;
}
.hero-cover-shadow {
  position: absolute;
  inset: 20px -6px -6px 20px;
  border-radius: 25px;
  background: rgba(0, 0, 0, 0.16);
  transform: rotate(3deg);
  z-index: 0;
}
.hero-cover {
  position: relative;
  z-index: 1;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.16);
}
.hero-cover img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}
.float-login-card {
  position: absolute;
  z-index: 3;
  right: -18px;
  bottom: -26px;
  left: auto;
  width: min(330px, 100%);
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 18px 40px rgba(5, 40, 33, 0.26);
  color: var(--text);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transform: translateY(-2px);
}
.float-login-head {
  display: flex;
  align-items: center;
  gap: 10px;
}
.float-app-ico {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--pine), var(--pine-light));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex: 0 0 auto;
}
.float-app-meta strong {
  font-size: 15px;
  display: block;
  line-height: 1.25;
}
.float-app-meta span {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.3;
}
.login-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.login-tag {
  font-size: 12px;
  font-weight: 600;
  color: var(--pine);
  background: var(--green-soft);
  border-radius: 999px;
  padding: 4px 11px;
}
.hero-glow-ring {
  position: absolute;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.22);
  bottom: 30px;
  left: -48px;
  z-index: 0;
  animation: slow-rotate 16s linear infinite;
}
@keyframes slow-rotate {
  to { transform: rotate(360deg); }
}

/* Story */
.story-section {
  background: var(--cream);
}
.story-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  gap: 56px;
  align-items: center;
}
.story-media {
  position: relative;
}
.story-media-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
  position: relative;
  z-index: 1;
}
.story-media-main img {
  width: 100%;
  height: 440px;
  object-fit: cover;
}
.story-media-card {
  position: absolute;
  right: -12px;
  bottom: -18px;
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-lift);
  padding: 14px 18px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  max-width: 230px;
  border: 1px solid var(--line-soft);
}
.story-media-card i {
  color: var(--pine);
  font-size: 20px;
}
.story-media-card strong {
  display: block;
  font-size: 14px;
  line-height: 1.3;
}
.story-media-card span {
  font-size: 12px;
  color: var(--muted);
}
.story-content h2 {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 750;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--pine-deep);
  margin: 18px 0 18px;
}
.story-content p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--muted);
  margin-bottom: 14px;
}
.story-meta-line {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  margin-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
.story-meta-line span {
  font-size: 13px;
  color: var(--muted);
}

/* Download / Login */
.download-section {
  background: #FBF9F3;
}
.download-grid {
  display: grid;
  grid-template-columns: minmax(0, 2.05fr) minmax(300px, 0.95fr);
  gap: 24px;
}
.sub-panel {
  border-radius: var(--radius-lg);
  padding: 32px;
}
.download-main-card {
  background: linear-gradient(160deg, #FFFFFF 0%, #FBFFFC 100%);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-soft);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.download-main-card h3 {
  font-size: 25px;
  font-weight: 750;
  margin: 0 0 12px;
  color: var(--pine-deep);
}
.download-main-card > p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
  max-width: 560px;
  margin-bottom: 26px;
}
.platform-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.platform-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: #fff;
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
  transition: all 0.22s;
}
.platform-chip i {
  font-size: 15px;
  color: var(--pine);
}
.platform-chip:hover {
  border-color: var(--pine);
  color: var(--pine);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}
.download-helper {
  margin-top: 22px;
  font-size: 13px;
  color: var(--muted);
}
.security-steps-card {
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-soft);
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
}
.security-steps-card .eyebrow {
  margin-bottom: 12px;
}
.security-steps-card h3 {
  font-size: 20px;
  font-weight: 750;
  color: var(--text);
  margin: 0 0 18px;
}
.step-line {
  position: relative;
  padding-left: 8px;
}
.step-item {
  position: relative;
  padding: 0 0 22px 32px;
  font-size: 15px;
  line-height: 1.6;
}
.step-item:last-child {
  padding-bottom: 8px;
}
.step-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--pine), var(--pine-light));
  box-shadow: 0 0 0 4px rgba(11, 79, 67, 0.12);
}
.step-item::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 22px;
  bottom: -2px;
  width: 2px;
  background: #DDE6DE;
}
.step-item:last-child::after {
  display: none;
}
.step-item strong {
  display: block;
  color: var(--text);
  font-weight: 700;
}
.step-item span {
  color: var(--muted);
  font-size: 13px;
}
.security-steps-card .arrow-link {
  margin-top: 8px;
}

/* News */
.news-section {
  background: var(--cream);
}
.news-head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}
.news-list-card {
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}
.news-record {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(231, 228, 217, 0.75);
  transition: background 0.22s, box-shadow 0.22s;
}
.news-record:last-child {
  border-bottom: 0;
}
.news-record:hover {
  background: #FBFDFB;
}
.news-date-box {
  flex: 0 0 64px;
  width: 64px;
  height: 62px;
  border-radius: 14px;
  background: var(--green-soft);
  border: 1px solid #DDEAE0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1.1;
  color: var(--pine);
  transition: all 0.2s;
}
.news-record:hover .news-date-box {
  background: var(--pine);
  color: #fff;
  border-color: var(--pine);
}
.news-month {
  font-size: 12px;
  font-weight: 600;
}
.news-day {
  font-size: 21px;
  font-weight: 800;
}
.news-middle {
  min-width: 0;
  flex: 1;
}
.news-cat-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 5px;
}
.news-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--pine);
  background: var(--green-soft);
  border-radius: 999px;
  padding: 3px 10px;
}
.news-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin: 0;
  line-height: 1.5;
  transition: color 0.2s;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
.news-record:hover .news-title {
  color: var(--pine);
}
.news-excerpt {
  color: var(--muted);
  font-size: 13px;
  margin-top: 3px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
.news-more {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
}
.news-more i {
  transition: transform 0.2s;
}
.news-record:hover .news-more {
  color: var(--pine);
}
.news-record:hover .news-more i {
  transform: translateX(4px);
}
.news-empty {
  padding: 64px 24px;
  text-align: center;
  color: #B9C1BC;
}
.news-empty i {
  font-size: 40px;
  margin-bottom: 12px;
}
.news-empty p {
  font-size: 15px;
  color: #8F9A94;
  margin-bottom: 12px;
}
.news-empty .arrow-link {
  color: var(--pine);
}

/* Trust */
.trust-section {
  background: var(--green-soft);
  padding: 72px 0;
}
.trust-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 32px;
  align-items: center;
}
.trust-copy h2 {
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 750;
  color: var(--pine-deep);
  line-height: 1.4;
  margin: 12px 0 14px;
}
.trust-copy p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
  margin-bottom: 0;
}
.trust-badges {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.trust-badge-item {
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-soft);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.trust-badge-item i {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--green-soft);
  color: var(--pine);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex: 0 0 auto;
}
.trust-badge-item strong {
  display: block;
  font-size: 14px;
  line-height: 1.35;
  color: var(--text);
}
.trust-badge-item span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.45;
}

/* FAQ */
.faq-section {
  background: #FFFDF8;
  padding-top: 88px;
  padding-bottom: 88px;
}
.faq-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 40px;
}
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  margin-bottom: 12px;
  box-shadow: 0 4px 14px rgba(11, 79, 67, 0.04);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: none;
  border: 0;
  text-align: left;
  padding: 19px 22px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  transition: color 0.2s;
}
.faq-question:hover,
.faq-question[aria-expanded="true"] {
  color: var(--pine);
}
.faq-icon {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--green-soft);
  color: var(--pine);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: transform 0.3s;
}
.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
  background: var(--pine);
  color: #fff;
}
.faq-answer {
  padding: 0 22px 6px;
}
.faq-answer p {
  background: #F6FAF7;
  border-radius: 14px;
  padding: 16px 18px;
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

/* CTA */
.cta-section {
  padding-bottom: 88px;
}
.cta-banner {
  border-radius: var(--radius-xl);
  background:
    linear-gradient(100deg, rgba(8, 58, 49, 0.96), rgba(11, 79, 67, 0.88), rgba(35, 167, 127, 0.86)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color: #fff;
  overflow: hidden;
  padding: 44px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  box-shadow: 0 16px 44px rgba(11, 79, 67, 0.26);
}
.cta-copy h2 {
  font-size: 26px;
  font-weight: 800;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.cta-copy p {
  color: rgba(255, 255, 255, 0.86);
  font-size: 15px;
  margin: 0;
}
.subscribe-form {
  width: min(460px, 100%);
}
.subscribe-line {
  display: flex;
  gap: 10px;
  background: #fff;
  padding: 6px;
  border-radius: 999px;
}
.subscribe-line input {
  flex: 1;
  border: 0;
  background: transparent;
  color: var(--text);
  padding: 10px 14px;
  min-width: 0;
}
.subscribe-line input:focus {
  outline: none;
}
.subscribe-line .btn {
  white-space: nowrap;
  border-radius: 999px;
  padding: 12px 22px;
}
.sub-note {
  font-size: 12px;
  opacity: 0.82;
  margin: 9px 0 0 14px;
  color: rgba(255, 255, 255, 0.74);
}

/* Footer */
.site-footer {
  background: #093129;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}
.footer-main {
  padding: 56px 0 32px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.9fr 0.8fr;
  gap: 36px;
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-brand .brand-mark {
  background: linear-gradient(135deg, #1E9B75, #2CC58E);
  color: #fff;
}
.footer-brand strong {
  font-size: 19px;
  font-weight: 800;
  color: #fff;
}
.footer-brand small {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.64);
  display: block;
}
.footer-about p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 13px;
  line-height: 1.9;
  margin: 0 0 16px;
  max-width: 260px;
}
.qr-placeholder {
  width: 94px;
  height: 94px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 12px;
}
.qr-placeholder i {
  font-size: 20px;
}
.footer-title {
  font-size: 15px;
  font-weight: 750;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li + li {
  margin-top: 9px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  transition: color 0.2s;
}
.footer-links a:hover {
  color: #fff;
}
.footer-contact p {
  margin: 0 0 8px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
}
.footer-contact i {
  color: rgba(233, 162, 59, 0.72);
  width: 20px;
  margin-right: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px 0;
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
}
.footer-bottom a {
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a:hover {
  color: #fff;
}

/* Responsive */
@media (max-width: 1199px) {
  .header-row {
    grid-template-columns: auto 1fr auto;
  }
  .hero-inner {
    grid-template-columns: 1fr 1fr;
    gap: 34px;
  }
  .story-grid {
    gap: 40px;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 991px) {
  .page-block {
    padding-top: 64px;
    padding-bottom: 64px;
  }
  .hero-panel {
    padding: 44px 24px 48px;
  }
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-copy {
    max-width: 760px;
  }
  .hero-media {
    min-height: 0;
    margin-top: 10px;
  }
  .hero-cover img {
    height: 320px;
  }
  .float-login-card {
    right: 12px;
  }
  .story-grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }
  .story-media-card {
    right: 14px;
  }
  .download-grid {
    grid-template-columns: 1fr;
  }
  .trust-layout {
    grid-template-columns: 1fr;
  }
  .cta-banner {
    padding: 32px;
  }
  .faq-section {
    padding-top: 64px;
    padding-bottom: 64px;
  }
}
@media (min-width: 768px) and (max-width: 991px) {
  .search-main {
    max-width: 400px;
  }
  .header-actions .header-action-btn {
    padding: 0 12px;
  }
  .header-action-text {
    display: none;
  }
}
@media (max-width: 767px) {
  .container-xl {
    padding-left: 16px;
    padding-right: 16px;
  }
  .header-row {
    grid-template-columns: auto 1fr auto;
    gap: 8px;
    padding-top: 10px;
    padding-bottom: 10px;
  }
  .search-main {
    display: none;
  }
  .mobile-search-details {
    display: block;
  }
  .brand-text strong {
    font-size: 16px;
  }
  .brand-text small {
    font-size: 11px;
  }
  .brand-mark {
    width: 34px;
    height: 34px;
  }
  .header-action-btn {
    padding: 0 10px;
    font-size: 12px;
  }
  .header-action-login .header-action-text,
  .header-action-download .header-action-text {
    display: none;
  }
  .header-action-login i,
  .header-action-download i {
    margin: 0;
  }
  .header-action-btn {
    width: 38px;
    padding: 0;
    justify-content: center;
  }
  .hero-panel {
    padding: 32px 18px 40px;
    border-radius: 20px;
  }
  .hero-copy h1 {
    font-size: 30px;
    line-height: 1.28;
  }
  .hero-sub {
    font-size: 15px;
  }
  .hero-buttons .btn {
    width: calc(50% - 6px);
    padding-left: 8px;
    padding-right: 8px;
  }
  .hero-metrics {
    gap: 8px;
  }
  .metric-badge {
    padding: 7px 12px 7px 8px;
  }
  .metric-badge span {
    font-size: 12px;
  }
  .hero-cover img {
    height: 250px;
  }
  .float-login-card {
    position: relative;
    right: auto;
    bottom: -12px;
    width: 100%;
    margin-top: 0;
    transform: none;
  }
  .hero-glow-ring {
    display: none;
  }
  .page-block {
    padding-top: 48px;
    padding-bottom: 48px;
  }
  .section-head {
    margin-bottom: 24px;
  }
  .section-title {
    font-size: 26px;
  }
  .story-grid {
    gap: 36px;
  }
  .story-media-main img {
    height: 280px;
  }
  .story-media-card {
    position: relative;
    right: auto;
    bottom: 0;
    margin-top: -22px;
    max-width: 100%;
  }
  .download-main-card,
  .security-steps-card {
    padding: 22px 18px;
  }
  .sub-panel {
    padding: 22px 18px;
  }
  .download-main-card h3 {
    font-size: 21px;
  }
  .platform-chip {
    width: 100%;
    justify-content: center;
  }
  .news-record {
    align-items: flex-start;
    padding: 16px;
    gap: 12px;
  }
  .news-date-box {
    flex: 0 0 48px;
    width: 48px;
    height: 54px;
  }
  .news-day {
    font-size: 17px;
  }
  .news-excerpt {
    display: none;
  }
  .news-more {
    display: none;
  }
  .news-badge {
    font-size: 11px;
  }
  .news-title {
    -webkit-line-clamp: 2;
  }
  .trust-badges {
    grid-template-columns: 1fr;
  }
  .cta-section {
    padding-bottom: 48px;
  }
  .cta-banner {
    padding: 24px 18px;
    border-radius: 20px;
  }
  .subscribe-line {
    flex-direction: column;
    background: transparent;
    gap: 10px;
    padding: 0;
    border-radius: 0;
  }
  .subscribe-line input {
    background: #fff;
    border-radius: 999px;
    width: 100%;
    padding: 13px 18px;
  }
  .subscribe-line .btn {
    width: 100%;
  }
  .footer-main {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-top: 40px;
  }
  .faq-section {
    padding-top: 48px;
    padding-bottom: 48px;
  }
  .faq-question {
    padding: 16px;
    font-size: 15px;
  }
  .faq-answer {
    padding: 0 16px;
  }
}
@media (max-width: 575px) {
  .bottom-nav .container-xl {
    width: 100%;
  }
  .navbar-toggler.button-menu {
    margin-left: auto;
  }
  .site-nav-list {
    gap: 0;
  }
  .nav-entry {
    padding: 11px 4px;
  }
  .brand-text strong {
    white-space: normal;
    max-width: 82px;
    line-height: 1.25;
  }
  .metrics-row .metric-badge {
    width: 100%;
  }
  .footer-record {
    grid-template-columns: 1fr;
  }
}

/* roulang page: category1 */
:root {
  --main: #0B4F43;
  --main-dark: #082E28;
  --green-hi: #23A77F;
  --gold: #E9A23B;
  --gold-light: #F2B052;
  --gold-deep: #E88B24;
  --bg: #F6F4EE;
  --card: #FFFFFF;
  --mist: #EAF4EE;
  --text: #1C2B26;
  --muted: #5C6F68;
  --line: #E7E4D9;
  --radius-xl: 24px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --shadow-sm: 0 6px 20px rgba(11, 79, 67, 0.07);
  --shadow-md: 0 16px 40px rgba(11, 79, 67, 0.14);
}
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}
*, *::before, *::after { box-sizing: border-box; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(35, 167, 127, 0.45);
  outline-offset: 2px;
  border-radius: 6px;
}
.container-xl {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 16px;
  padding-right: 16px;
}
.section { padding: 88px 0; }
@media (max-width: 991.98px) { .section { padding: 64px 0; } }
@media (max-width: 767.98px) { .section { padding: 48px 0; } }

/* ---------- 全局按钮 ---------- */
.btn { font-weight: 600; }
.btn:focus, .btn:active:focus {
  box-shadow: 0 0 0 4px rgba(11, 79, 67, 0.12);
}
.btn-download-gold {
  background: linear-gradient(135deg, var(--gold-light), var(--gold-deep));
  border: none;
  color: #12382f;
  padding: 12px 24px;
  border-radius: 14px;
  box-shadow: 0 10px 22px rgba(232, 139, 36, 0.24);
  transition: transform .25s ease, box-shadow .25s ease;
}
.btn-download-gold:hover, .btn-download-gold:focus {
  color: #12382f;
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(232, 139, 36, 0.32);
}
.btn-login-ghost {
  background: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  color: #fff;
  border-radius: 14px;
  transition: background .25s ease, transform .25s ease;
}
.btn-login-ghost:hover, .btn-login-ghost:focus {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  transform: translateY(-2px);
}

/* ---------- Header ---------- */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: relative;
  z-index: 220;
}
.header-top { padding: 14px 0; background: #fff; }
.header-row {
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--main), var(--green-hi));
  color: #fff;
  display: inline-grid;
  place-items: center;
  font-size: 19px;
  box-shadow: 0 10px 20px rgba(11, 79, 67, 0.14);
}
.brand-text { line-height: 1.15; }
.brand-text strong { display: block; font-size: 18px; letter-spacing: .02em; color: var(--main); }
.brand-text small { display: block; font-size: 11px; color: var(--muted); letter-spacing: .28em; }
.search-main { flex: 1; max-width: 520px; margin: 0 auto; }
.search-form {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 46px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 50px;
  padding: 0 6px 0 18px;
  box-shadow: 0 4px 14px rgba(11, 79, 67, 0.04);
  transition: border-color .25s ease, box-shadow .25s ease;
}
.search-form:focus-within {
  border-color: var(--green-hi);
  box-shadow: 0 0 0 4px rgba(11, 79, 67, 0.1);
}
.search-ico { color: var(--muted); font-size: 15px; }
.search-control {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  font-size: 14px;
  color: var(--text);
  padding: 0 2px;
}
.search-control::placeholder { color: #8FA29B; }
.search-control:focus { outline: none; box-shadow: none; }
.search-submit {
  border: 0;
  border-radius: 50px;
  background: linear-gradient(135deg, var(--main), var(--green-hi));
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 0 20px;
  height: 36px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.search-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 16px rgba(11, 79, 67, 0.22);
}
.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.header-action-btn {
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 16px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.header-action-login {
  color: var(--main);
  background: rgba(11, 79, 67, 0.06);
  border: 1px solid rgba(11, 79, 67, 0.18);
}
.header-action-login:hover {
  background: rgba(11, 79, 67, 0.1);
  transform: translateY(-2px);
}
.header-action-download {
  background: linear-gradient(135deg, var(--gold-light), var(--gold-deep));
  color: #12382f;
  border: 0;
  box-shadow: 0 8px 16px rgba(232, 139, 36, 0.18);
}
.header-action-download:hover {
  color: #12382f;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(232, 139, 36, 0.26);
}
.mobile-search-details { display: none; position: relative; list-style: none; }
.mobile-search-details summary {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid;
  place-items: center;
  cursor: pointer;
  background: #fff;
  color: var(--main);
}
.mobile-search-details summary::-webkit-details-marker { display: none; }
.mobile-search-details[open] .mobile-search-panel { display: block; }
.mobile-search-panel {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: min(88vw, 420px);
  z-index: 300;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 10px;
  box-shadow: var(--shadow-md);
}

.bottom-nav {
  background: #fff;
  border-top: 1px solid var(--line);
  position: relative;
}
.site-nav-list { gap: 30px; flex-wrap: wrap; margin: 0; padding: 0; }
.nav-item { list-style: none; }
.nav-entry {
  position: relative;
  display: inline-block;
  padding: 13px 0;
  font-size: 14px;
  color: #35453f;
  font-weight: 500;
  letter-spacing: .02em;
  transition: color .2s ease;
}
.nav-entry:hover { color: var(--main); }
.nav-entry.active { color: var(--main); font-weight: 600; }
.nav-entry.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: linear-gradient(90deg, var(--main), var(--green-hi));
}
.button-menu {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  padding: 8px 14px;
}
.button-menu:hover { border-color: var(--main); color: var(--main); }

/* ---------- 分类页面包屑 ---------- */
.breadcrumb-area { padding: 20px 0 0; }
.breadcrumb-area ol {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--muted);
}
.breadcrumb-area a { color: var(--muted); }
.breadcrumb-area a:hover { color: var(--main); }
.breadcrumb-area i { margin: 0 6px; font-size: 10px; opacity: .7; }

/* ---------- Hero ---------- */
.hero-wrap { padding-top: 28px; padding-bottom: 80px; }
.category-hero-card {
  background: linear-gradient(135deg, #0B4F43 0%, #1C6F5A 48%, #23A77F 100%);
  border-radius: 32px;
  box-shadow: 0 30px 70px rgba(11, 79, 67, 0.22);
  color: #fff;
  overflow: hidden;
  min-height: 530px;
}
.hero-copy { padding: clamp(40px, 6vw, 76px); display: flex; flex-direction: column; justify-content: center; }
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  padding: 6px 14px;
  font-size: 13px;
  letter-spacing: .08em;
  color: #F7F2E7;
}
.hero-copy h1 {
  margin: 22px 0 12px;
  font-size: clamp(34px, 6vw, 58px);
  font-weight: 800;
  line-height: 1.18;
  color: #fff;
}
.hero-copy p.lead {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 32px;
  max-width: 470px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}
.hero-tags li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50px;
  padding: 6px 14px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.95);
}
.hero-tags i { color: #FFDCA0; font-size: 14px; }
.hero-visual { position: relative; min-height: 420px; height: 100%; }
.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 79, 67, 0.25), rgba(35, 167, 127, 0.02));
}
.entry-sample-card {
  position: absolute;
  right: 26px;
  bottom: 30px;
  left: 26px;
  max-width: 340px;
  margin-left: auto;
  background: #fff;
  color: var(--text);
  border-radius: 22px;
  padding: 20px;
  box-shadow: 0 20px 50px rgba(11, 79, 67, 0.25);
}
.sample-app-row { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.sample-app-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--main), var(--green-hi));
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 19px;
}
.sample-app-name { font-size: 15px; font-weight: 700; line-height: 1.25; color: var(--text); }
.sample-app-name small { display: block; font-size: 12px; color: var(--muted); font-weight: 400; }
.sample-mode-title { font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.sample-mode-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.sample-mode-tags span {
  background: var(--mist);
  border: 1px solid #D5E9DC;
  color: var(--main);
  border-radius: 50px;
  font-size: 13px;
  padding: 5px 12px;
}
@media (max-width: 991.98px) {
  .hero-visual { min-height: 340px; }
  .hero-copy { padding: 38px 30px; }
}
@media (max-width: 767.98px) {
  .category-hero-card { border-radius: 20px; }
  .hero-copy { padding: 28px 22px; }
  .hero-copy h1 { font-size: 34px; }
  .hero-visual { min-height: 300px; }
  .entry-sample-card { right: 16px; left: 16px; bottom: 18px; padding: 16px; }
}

/* ---------- 下载与账号验证双栏 ---------- */
.gate-card {
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  padding: 34px;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: box-shadow .3s ease, transform .3s ease;
}
.gate-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.gate-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 28px;
  right: auto;
  width: 54px;
  height: 4px;
  border-radius: 0 0 8px 8px;
  background: linear-gradient(90deg, var(--main), var(--green-hi));
}
.gate-card h2 { font-size: clamp(22px, 2.4vw, 30px); font-weight: 750; color: var(--text); margin-bottom: 10px; }
.gate-card .gate-desc { color: var(--muted); margin-bottom: 26px; max-width: 560px; font-size: 15px; }
.download-channel-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.download-channel-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #FAF9F4;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px 18px;
  transition: border-color .25s ease, background .25s ease;
}
.download-channel-list li:hover { border-color: var(--green-hi); background: var(--mist); }
.channel-name { display: flex; align-items: center; gap: 12px; font-size: 15px; font-weight: 600; }
.channel-name i {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: #e7f1ea;
  color: var(--main);
  font-size: 16px;
}
.channel-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  color: var(--main);
  font-weight: 650;
  padding: 8px 16px;
  border-radius: 50px;
  border: 1px solid rgba(11, 79, 67, 0.18);
  transition: background .25s ease, color .25s ease;
}
.channel-link:hover { background: var(--main); color: #fff; }
.security-steps-card {
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  padding: 34px;
  border-top: 4px solid var(--gold);
  height: 100%;
  transition: box-shadow .3s ease, transform .3s ease;
}
.security-steps-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.security-steps-card h2 { font-size: 22px; font-weight: 750; margin-bottom: 18px; }
.security-step-list { list-style: none; margin: 0 0 22px; padding: 0; counter-reset: stepCount; }
.security-step-list li {
  counter-increment: stepCount;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed #E0E7E0;
}
.security-step-list li:last-child { border-bottom: 0; }
.security-step-list li::before {
  content: counter(stepCount, decimal-leading-zero);
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--mist);
  color: var(--main);
  font-weight: 700;
  font-size: 12px;
  display: grid;
  place-items: center;
}
.security-step-list strong { display: block; font-size: 15px; }
.security-step-list span { color: var(--muted); font-size: 14px; }
.security-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--main);
  font-weight: 650;
  font-size: 14px;
  margin-top: 4px;
  transition: gap .2s ease;
}
.security-card-link:hover { gap: 13px; }
@media (max-width: 991.98px) { .gate-card, .security-steps-card { padding: 28px; } }
@media (max-width: 575.98px) {
  .gate-card, .security-steps-card { margin: 0 2px; padding: 24px 20px; border-radius: 20px; }
  .download-channel-list li { flex-direction: column; align-items: flex-start; }
}

/* ---------- 登录步骤流程轴 ---------- */
.login-flow-section { background: var(--mist); }
.section-heading { max-width: 720px; margin-bottom: 44px; }
.section-heading .section-kicker {
  color: var(--main);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  margin-bottom: 8px;
  display: block;
}
.section-heading h2 { font-size: clamp(24px, 4vw, 36px); font-weight: 750; color: var(--text); margin-bottom: 12px; }
.section-heading p { color: var(--muted); font-size: 15px; margin: 0; }
.flow-timeline {
  max-width: 940px;
  margin: 0 auto;
  position: relative;
}
.flow-timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 30px;
  bottom: 30px;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(to bottom, rgba(11, 79, 67, 0.2), rgba(35, 167, 127, 0.55), rgba(11, 79, 67, 0.18));
}
.flow-row {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-bottom: 32px;
}
.flow-row:nth-child(even) { justify-content: flex-start; }
.flow-content {
  width: calc(50% - 42px);
  background: #fff;
  border-radius: 20px;
  padding: 26px 26px 24px;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--main);
  transition: box-shadow .3s ease, transform .3s ease;
}
.flow-row:nth-child(even) .flow-content { border-left: 0; border-right: 4px solid var(--green-hi); }
.flow-content:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.flow-num {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #fff;
  border: 6px solid var(--mist);
  box-shadow: var(--shadow-sm);
  color: var(--main);
  font-weight: 800;
  font-size: 15px;
  z-index: 3;
}
.flow-content .step-index {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--green-hi);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.flow-content h3 { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.flow-content p { color: var(--muted); font-size: 14px; margin: 0; line-height: 1.85; }
@media (max-width: 767.98px) {
  .flow-timeline::before { left: 20px; top: 20px; bottom: 20px; }
  .flow-row,
  .flow-row:nth-child(even) { justify-content: flex-start; }
  .flow-content,
  .flow-row:nth-child(even) .flow-content {
    width: 100%;
    margin-left: 48px;
    border-left: 3px solid var(--main);
    border-right: 0;
    padding: 20px 18px;
  }
  .flow-num {
    left: 20px;
    width: 40px;
    height: 40px;
    border-width: 4px;
    font-size: 13px;
  }
}

/* ---------- 安全提示条 ---------- */
.security-wide { background: #fff; }
.security-panel {
  background: #FBF7EF;
  border: 1px solid #F0E4CD;
  border-radius: 26px;
  padding: 34px;
  display: grid;
  grid-template-columns: 1.1fr 1.5fr;
  gap: 30px;
  align-items: center;
}
.security-panel h2 { font-size: clamp(20px, 2.6vw, 27px); font-weight: 750; margin-bottom: 8px; }
.security-panel p { color: var(--muted); font-size: 14px; margin-bottom: 0; }
.security-chip-group { display: flex; flex-wrap: wrap; gap: 10px; }
.security-chip {
  background: #fff;
  border: 1px solid #ECE0CB;
  border-radius: 50px;
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(232, 162, 59, 0.06);
}
.security-chip i { color: var(--gold-deep); }
@media (max-width: 991.98px) {
  .security-panel { grid-template-columns: 1fr; }
}
@media (max-width: 575.98px) {
  .security-panel { padding: 22px 18px; border-radius: 20px; }
}

/* ---------- FAQ ---------- */
.faq-section { background: #fff; }
.faq-accordion { max-width: 840px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  margin-bottom: 12px;
  box-shadow: 0 4px 12px rgba(11, 79, 67, 0.03);
  overflow: hidden;
}
.faq-item h3 { margin: 0; }
.accordion-header .accordion-button {
  background: #fff;
  color: var(--text);
  font-size: 16px;
  font-weight: 650;
  padding: 18px 20px 18px 22px;
  box-shadow: none;
}
.accordion-header .accordion-button::after {
  content: "\f067";
  font-family: "Font Awesome 6 Free", fontawesome;
  font-weight: 900;
  background-image: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--mist);
  color: var(--main);
  font-size: 13px;
  line-height: 1;
  transition: transform .3s ease, background .3s ease;
}
.accordion-header .accordion-button:not(.collapsed) {
  background: #FDFCF8;
  color: var(--main);
}
.accordion-header .accordion-button:not(.collapsed)::after {
  content: "\f067";
  transform: rotate(45deg);
  background: var(--main);
  color: #fff;
}
.accordion-header .accordion-button:focus {
  box-shadow: none;
  border: 0;
}
.faq-answer {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
  padding: 6px 22px 20px;
}

/* ---------- CTA ---------- */
.cta-area { padding: 20px 0 88px; }
.cta-banner {
  background-image: linear-gradient(112deg, rgba(11, 79, 67, 0.96), rgba(35, 167, 127, 0.88)), url('/assets/images/backpic/back-2.png');
  background-position: center;
  background-size: cover;
  border-radius: 28px;
  padding: 52px 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  color: #fff;
  box-shadow: 0 24px 60px rgba(11, 79, 67, 0.18);
}
.cta-banner h2 { color: #fff; font-size: clamp(22px, 3vw, 30px); font-weight: 750; margin-bottom: 8px; }
.cta-banner p { color: rgba(255, 255, 255, 0.88); margin: 0; font-size: 15px; }
.cta-banner div:last-child { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-btn-solid {
  background: #fff;
  border: 0;
  color: var(--main);
  font-weight: 700;
  border-radius: 14px;
  padding: 12px 24px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
  transition: transform .25s ease, box-shadow .25s ease;
}
.cta-btn-solid:hover { transform: translateY(-2px); box-shadow: 0 16px 30px rgba(0, 0, 0, 0.12); color: var(--main); }
.cta-btn-ghost {
  background: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  color: #fff;
  border-radius: 14px;
  padding: 12px 24px;
  font-weight: 600;
  transition: background .25s ease, transform .25s ease;
}
.cta-btn-ghost:hover { color: #fff; background: rgba(255, 255, 255, 0.12); transform: translateY(-2px); }
@media (max-width: 767.98px) {
  .cta-area { padding-bottom: 48px; }
  .cta-banner { padding: 30px 22px; border-radius: 20px; }
}

/* ---------- Footer ---------- */
.site-footer { background: #0E2D27; color: #D6E6DF; padding: 60px 0 0; }
.footer-main { display: grid; grid-template-columns: 1.3fr 0.9fr 0.9fr 1fr; gap: 44px; padding-bottom: 42px; }
.footer-brand { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 14px; color: #fff; }
.footer-brand .brand-mark { background: linear-gradient(135deg, var(--green-hi), var(--main)); }
.footer-brand strong { display: block; font-size: 17px; }
.footer-brand small { display: block; font-size: 11px; color: #9EC3B8; letter-spacing: .2em; }
.footer-about p { font-size: 13px; color: #B3CCC4; max-width: 300px; line-height: 1.8; margin-bottom: 18px; }
.footer-title { color: #fff; font-size: 15px; font-weight: 650; margin: 0 0 16px; letter-spacing: .03em; }
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer-links a { font-size: 13px; color: #B3CCC4; transition: color .2s ease, padding-left .2s ease; }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact p { display: flex; align-items: flex-start; gap: 9px; font-size: 13px; color: #B3CCC4; margin-bottom: 10px; }
.footer-contact i { color: #70D2B5; margin-top: 4px; }
.qr-placeholder {
  width: 118px;
  height: 118px;
  background: #E8F0EC;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #47665D;
  gap: 8px;
  font-size: 12px;
  text-align: center;
  margin-top: 6px;
}
.qr-placeholder i { font-size: 26px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 16px 0; }
.footer-bottom p { margin: 0; font-size: 12px; color: #7DA297; text-align: center; }
@media (max-width: 991.98px) {
  .footer-main { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 575.98px) {
  .site-footer { padding-top: 40px; }
  .footer-main { grid-template-columns: 1fr; gap: 28px; padding-bottom: 32px; }
  .footer-about p { max-width: none; }
}

/* ---------- 响应式 Header 与导航折叠 ---------- */
@media (max-width: 1199.98px) {
  .header-action-text { display: none; }
  .header-action-btn { padding: 0 12px; }
}
@media (max-width: 991.98px) {
  .header-top .search-main { display: none; }
  .mobile-search-details { display: inline-block; }
  .site-nav-list { gap: 18px; padding: 8px 0 12px; }
  .nav-entry { padding: 8px 2px; }
  .button-menu { margin: 10px 0; }
}
@media (min-width: 992px) {
  .navbar-expand-lg .navbar-collapse { display: flex !important; flex-basis: auto; }
  .button-menu { display: none; }
}
@media (max-width: 575.98px) {
  .brand-text small { display: none; }
  .brand-mark { width: 38px; height: 38px; }
  .brand-text strong { font-size: 16px; }
  .header-row { gap: 8px; }
  .header-actions .header-action-btn { width: 38px; padding: 0; justify-content: center; height: 38px; }
  .header-action-btn i { font-size: 15px; }
}

/* roulang page: article */
:root {
            --primary: #0B4F43;
            --primary-light: #23A77F;
            --primary-gradient: linear-gradient(135deg, #0B4F43 0%, #23A77F 100%);
            --amber: #E9A23B;
            --amber-gradient: linear-gradient(135deg, #F2B052 0%, #E88B24 100%);
            --page-bg: #F6F4EE;
            --card-bg: #FFFFFF;
            --green-soft: #EAF4EE;
            --text-color: #1C2B26;
            --muted-color: #5C6F68;
            --border-color: #E7E4D9;
            --line-soft: #ECE8DE;
            --radius-lg: 24px;
            --radius-card: 20px;
            --radius-input: 16px;
            --radius-btn: 12px;
            --shadow-sm: 0 6px 20px rgba(11, 79, 67, 0.07);
            --shadow-md: 0 16px 40px rgba(11, 79, 67, 0.14);
            --shadow-green: 0 12px 30px rgba(11, 79, 67, 0.12);
        }

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

        body {
            margin: 0;
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--page-bg);
            color: var(--text-color);
            line-height: 1.85;
            min-height: 100vh;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        button {
            border: 0;
            background: transparent;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(11, 79, 67, 0.2);
            outline-offset: 2px;
        }

        .container-xl {
            max-width: 1200px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(255, 255, 255, 0.98);
            box-shadow: 0 1px 0 rgba(11, 79, 67, 0.06);
        }

        .header-top {
            background: #fff;
        }

        .header-row {
            display: flex;
            align-items: center;
            gap: 26px;
            min-height: 76px;
            padding-top: 12px;
            padding-bottom: 12px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .brand-mark {
            width: 40px;
            height: 40px;
            border-radius: 13px;
            background: var(--primary-gradient);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            box-shadow: 0 8px 20px rgba(11, 79, 67, 0.18);
        }

        .brand-text {
            line-height: 1.2;
            display: inline-block;
        }

        .brand-text strong {
            display: block;
            color: var(--primary);
            font-size: 20px;
            letter-spacing: 0.02em;
        }

        .brand-text small {
            display: block;
            color: var(--muted-color);
            font-size: 12px;
            margin-top: 2px;
            letter-spacing: 0.12em;
        }

        .search-main {
            flex: 1 1 400px;
            max-width: 560px;
            margin: 0 auto;
        }

        .search-form {
            position: relative;
            z-index: 1;
        }

        .search-control {
            width: 100%;
            height: 46px;
            padding: 0 92px 0 44px;
            border: 1px solid var(--border-color);
            border-radius: 50px;
            background: #FBF9F4;
            font-size: 15px;
            color: var(--text-color);
            transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
        }

        .search-control::placeholder {
            color: #9AA8A1;
        }

        .search-control:hover {
            border-color: rgba(11, 79, 67, 0.4);
        }

        .search-control:focus {
            outline: none;
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(11, 79, 67, 0.1);
        }

        .search-ico {
            position: absolute;
            left: 17px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--muted-color);
            font-size: 15px;
            pointer-events: none;
        }

        .search-submit {
            position: absolute;
            right: 5px;
            top: 5px;
            height: 36px;
            padding: 0 20px;
            border-radius: 50px;
            background: var(--primary-gradient);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
        }

        .search-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(11, 79, 67, 0.2);
        }

        .search-submit:active {
            transform: translateY(0);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            position: relative;
        }

        .header-action-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 40px;
            padding: 0 20px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .header-action-login {
            color: var(--primary);
            border: 1px solid rgba(11, 79, 67, 0.18);
            background: rgba(11, 79, 67, 0.04);
        }

        .header-action-login:hover {
            background: rgba(11, 79, 67, 0.1);
            border-color: rgba(11, 79, 67, 0.38);
        }

        .header-action-download {
            color: #2A1804;
            background: var(--amber-gradient);
            box-shadow: 0 8px 20px rgba(232, 139, 36, 0.2);
        }

        .header-action-download:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(232, 139, 36, 0.28);
        }

        .header-action-download:active {
            transform: translateY(0);
        }

        .mobile-search-details {
            display: none;
        }

        .mobile-search-panel {
            display: none;
            position: absolute;
            right: 0;
            top: calc(100% + 12px);
            width: min(360px, 80vw);
            padding: 12px;
            border-radius: 18px;
            background: #fff;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-md);
        }

        .mobile-search-details[open] .mobile-search-panel {
            display: block;
        }

        .mobile-search-details summary {
            list-style: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--green-soft);
            color: var(--primary);
            font-size: 16px;
            cursor: pointer;
        }

        .mobile-search-details summary::-webkit-details-marker {
            display: none;
        }

        .bottom-nav {
            background: #fff;
            border-top: 1px solid var(--line-soft);
            border-bottom: 1px solid var(--line-soft);
        }

        .bottom-nav .container-xl {
            display: flex;
            align-items: center;
            min-height: 50px;
            position: relative;
        }

        .button-menu {
            display: none;
            align-items: center;
            gap: 8px;
            height: 40px;
            padding: 0 16px;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            background: #fff;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
        }

        .site-nav-list {
            display: flex;
            align-items: center;
            gap: 30px;
        }

        .nav-entry {
            position: relative;
            display: inline-flex;
            align-items: center;
            height: 50px;
            font-size: 14px;
            color: var(--text-color);
            font-weight: 500;
            transition: color 0.25s ease;
            white-space: nowrap;
        }

        .nav-entry:hover {
            color: var(--primary);
        }

        .nav-entry.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-entry.active::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: -1px;
            transform: translateX(-50%);
            width: 22px;
            height: 3px;
            border-radius: 20px;
            background: var(--primary-light);
        }

        .article-page {
            padding: 18px 0 70px;
        }

        .breadcrumb-line {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 13px;
            color: var(--muted-color);
            padding: 12px 16px;
            margin: 20px 0 18px;
            background: #fff;
            border: 1px solid var(--line-soft);
            border-radius: 16px;
            overflow: hidden;
            white-space: nowrap;
        }

        .breadcrumb-line a {
            color: var(--muted-color);
            transition: color 0.2s ease;
        }

        .breadcrumb-line a:hover {
            color: var(--primary);
        }

        .breadcrumb-line .fa-angle-right {
            color: #BFC7C2;
            font-size: 12px;
        }

        .breadcrumb-cat,
        .breadcrumb-current {
            display: inline-block;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 260px;
        }

        .breadcrumb-current {
            color: var(--text-color);
            font-weight: 500;
        }

        .article-intro-card {
            background: linear-gradient(150deg, #F2FAF5 0%, #EAF4EE 45%, #FFFFFF 100%);
            border: 1px solid rgba(35, 167, 127, 0.13);
            border-radius: 28px;
            padding: clamp(28px, 5vw, 52px);
            margin-bottom: 44px;
            overflow: hidden;
            position: relative;
        }

        .article-intro-card::after {
            content: "";
            position: absolute;
            right: -80px;
            top: -80px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(35, 167, 127, 0.08);
            pointer-events: none;
        }

        .article-label {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 5px 14px;
            border-radius: 100px;
            background: rgba(11, 79, 67, 0.08);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
        }

        .article-title {
            font-size: clamp(26px, 3.6vw, 42px);
            line-height: 1.25;
            font-weight: 800;
            color: var(--text-color);
            margin: 18px 0 12px;
            max-width: 900px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            color: var(--muted-color);
            font-size: 14px;
            margin-top: 20px;
        }

        .article-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .article-meta-item i {
            color: var(--primary-light);
            font-size: 14px;
        }

        .article-main-row {
            row-gap: 24px;
        }

        .article-main-col {
            min-width: 0;
        }

        .article-body {
            background: var(--card-bg);
            border: 1px solid var(--line-soft);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: clamp(22px, 4vw, 46px);
        }

        .article-body p {
            font-size: 16px;
            line-height: 1.9;
            margin: 0 0 24px;
            color: #27372F;
            letter-spacing: 0.01em;
        }

        .article-body h2,
        .article-body h3,
        .article-body h4 {
            line-height: 1.4;
            font-weight: 750;
            color: var(--text-color);
        }

        .article-body h2 {
            font-size: clamp(22px, 3vw, 30px);
            margin: 56px 0 20px;
            padding-left: 16px;
            position: relative;
        }

        .article-body h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 20px;
            border-radius: 6px;
            background: var(--primary-gradient);
        }

        .article-body h3 {
            font-size: 21px;
            margin: 32px 0 16px;
        }

        .article-body h4 {
            font-size: 18px;
            margin: 26px 0 12px;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 24px;
            padding-left: 1.5rem;
        }

        .article-body ul {
            list-style: disc;
        }

        .article-body ol {
            list-style: decimal;
        }

        .article-body li {
            line-height: 1.9;
            margin-bottom: 6px;
            color: #33423B;
        }

        .article-body blockquote {
            background: var(--green-soft);
            border-left: 4px solid var(--primary-light);
            border-radius: 0 14px 14px 0;
            padding: 18px 22px;
            margin: 0 0 26px;
            color: var(--primary);
            font-size: 16px;
            line-height: 1.8;
        }

        .article-body blockquote p:last-child {
            margin: 0;
        }

        .article-body img {
            display: block;
            margin: 28px auto;
            border-radius: 16px;
            border: 1px solid var(--line-soft);
            object-fit: cover;
        }

        .article-body figure {
            margin: 30px 0;
        }

        .article-body figure img {
            margin: 0 auto 10px;
        }

        .article-body figcaption {
            text-align: center;
            font-size: 13px;
            color: var(--muted-color);
        }

        .article-body table {
            width: 100%;
            margin: 28px 0;
            border-collapse: separate;
            border-spacing: 0;
            font-size: 15px;
            border: 1px solid var(--line-soft);
            border-radius: 14px;
            overflow: hidden;
        }

        .article-body th,
        .article-body td {
            border-bottom: 1px solid var(--line-soft);
            padding: 12px 15px;
            text-align: left;
            vertical-align: top;
        }

        .article-body th {
            background: var(--green-soft);
            color: var(--primary);
            font-weight: 600;
        }

        .article-body tr:last-child td {
            border-bottom: 0;
        }

        .article-body a {
            color: var(--primary);
            border-bottom: 1px solid rgba(11, 79, 67, 0.25);
            font-weight: 500;
            transition: border-color 0.2s ease;
        }

        .article-body a:hover {
            border-color: var(--primary);
        }

        .article-aside {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .side-card {
            background: #fff;
            border: 1px solid var(--line-soft);
            border-radius: 20px;
            padding: 24px;
            box-shadow: var(--shadow-sm);
        }

        .side-card-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 17px;
            font-weight: 700;
            color: var(--text-color);
            margin: 0 0 18px;
        }

        .side-card-title i {
            color: var(--primary-light);
            font-size: 16px;
        }

        .side-menu {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .side-menu a {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px dashed var(--line-soft);
            font-size: 14px;
            color: var(--text-color);
            transition: color 0.2s ease, transform 0.2s ease;
        }

        .side-menu a:last-child {
            border-bottom: 0;
            padding-bottom: 0;
        }

        .side-menu a:hover {
            color: var(--primary);
            transform: translateX(4px);
        }

        .side-menu .menu-ico {
            width: 28px;
            height: 28px;
            flex: 0 0 28px;
            border-radius: 9px;
            background: var(--green-soft);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            margin-top: 5px;
        }

        .side-news-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 11px 0;
            border-bottom: 1px dashed var(--line-soft);
            transition: transform 0.2s ease, background 0.2s ease;
        }

        .side-news-item:last-child {
            border-bottom: 0;
            padding-bottom: 0;
        }

        .side-news-item:hover {
            transform: translateX(3px);
        }

        .side-news-thumb {
            width: 76px;
            height: 58px;
            flex: 0 0 76px;
            object-fit: cover;
            border-radius: 12px;
            border: 1px solid var(--line-soft);
        }

        .side-news-content {
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .side-news-content strong {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-color);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .side-news-content i {
            font-style: normal;
            font-size: 13px;
            color: var(--primary-light);
            margin-top: 6px;
        }

        .side-card-cta {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 8px;
        }

        .site-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 12px 24px;
            border-radius: 14px;
            font-size: 15px;
            font-weight: 600;
            transition: box-shadow 0.25s ease, transform 0.2s ease, background 0.25s ease, color 0.25s ease;
            border: 1px solid transparent;
            cursor: pointer;
            line-height: 1.2;
        }

        .site-btn i {
            transition: transform 0.2s ease;
        }

        .site-btn:hover i {
            transform: translateX(3px);
        }

        .site-btn-green {
            background: var(--primary-gradient);
            color: #fff;
            box-shadow: var(--shadow-green);
        }

        .site-btn-green:hover {
            transform: translateY(-2px);
            box-shadow: 0 16px 36px rgba(11, 79, 67, 0.2);
        }

        .site-btn-green:active {
            transform: translateY(0);
        }

        .site-btn-amber {
            background: var(--amber-gradient);
            color: #2A1804;
            box-shadow: 0 12px 26px rgba(232, 139, 36, 0.15);
        }

        .site-btn-amber:hover {
            transform: translateY(-2px);
            box-shadow: 0 16px 34px rgba(232, 139, 36, 0.25);
        }

        .site-btn-amber:active {
            transform: translateY(0);
        }

        .site-btn-outline {
            background: transparent;
            border-color: var(--primary);
            color: var(--primary);
        }

        .site-btn-outline:hover {
            background: rgba(11, 79, 67, 0.08);
            transform: translateY(-2px);
        }

        .article-extension {
            margin-top: 54px;
        }

        .section-heading {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 22px;
        }

        .section-heading h2 {
            font-size: clamp(21px, 3vw, 30px);
            font-weight: 750;
            color: var(--text-color);
            margin: 0;
        }

        .section-heading span {
            display: block;
            font-size: 13px;
            color: var(--primary-light);
            font-weight: 600;
            margin-bottom: 4px;
            letter-spacing: 0.1em;
        }

        .guide-rel-card {
            height: 100%;
            display: flex;
            overflow: hidden;
            border-radius: 20px;
            border: 1px solid var(--line-soft);
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .guide-rel-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .guide-rel-thumb {
            width: 38%;
            flex: 0 0 38%;
            min-height: 150px;
            overflow: hidden;
        }

        .guide-rel-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .guide-rel-card:hover .guide-rel-thumb img {
            transform: scale(1.06);
        }

        .guide-rel-content {
            padding: 22px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            justify-content: center;
        }

        .guide-rel-content span {
            font-size: 13px;
            color: var(--primary-light);
            font-weight: 600;
        }

        .guide-rel-content h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text-color);
            margin: 0;
        }

        .guide-rel-content p {
            font-size: 14px;
            color: var(--muted-color);
            margin: 4px 0 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-rel-content em {
            font-style: normal;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--primary);
            font-size: 14px;
        }

        .guide-rel-content em i {
            transition: transform 0.2s ease;
        }

        .guide-rel-card:hover .guide-rel-content em i {
            transform: translateX(4px);
        }

        .back-list-bar {
            margin-top: 20px;
            display: flex;
            justify-content: center;
        }

        .article-cta {
            margin-top: 90px;
            border-radius: 28px;
            background: linear-gradient(135deg, #0B4F43 0%, #23A77F 100%);
            color: #fff;
            padding: clamp(32px, 5vw, 56px);
            position: relative;
            overflow: hidden;
        }

        .article-cta::after {
            content: "";
            position: absolute;
            right: -55px;
            bottom: -80px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.09);
            pointer-events: none;
        }

        .article-cta h2 {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 800;
            margin: 0 0 10px;
            line-height: 1.3;
        }

        .article-cta p {
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            margin: 0 0 24px;
            font-size: 15px;
        }

        .article-cta .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .article-cta .site-btn-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            background: #fff;
            color: var(--primary);
            border-radius: 14px;
            font-weight: 600;
            box-shadow: 0 8px 22px rgba(0, 0, 0, 0.12);
            transition: all 0.25s ease;
        }

        .article-cta .site-btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
        }

        .article-cta .site-btn-ghost-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border: 1px solid rgba(255, 255, 255, 0.65);
            color: #fff;
            border-radius: 14px;
            font-weight: 600;
            transition: all 0.25s ease;
        }

        .article-cta .site-btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .missing-card {
            max-width: 720px;
            margin: 50px auto;
            padding: 70px 30px;
            text-align: center;
            background: #fff;
            border: 1px solid var(--line-soft);
            border-radius: 28px;
            box-shadow: var(--shadow-sm);
        }

        .missing-card i {
            font-size: 58px;
            color: #B9C1BC;
            margin-bottom: 18px;
        }

        .missing-card h1 {
            font-size: 28px;
            font-weight: 750;
            color: var(--text-color);
        }

        .missing-card p {
            color: var(--muted-color);
            margin: 8px 0 22px;
        }

        .site-footer {
            background: #0B2A24;
            color: rgba(255, 255, 255, 0.78);
            margin-top: 70px;
        }

        .footer-main {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 50px;
            padding: 68px 0 40px;
        }

        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .footer-brand .brand-mark {
            width: 36px;
            height: 36px;
            border-radius: 11px;
        }

        .footer-brand strong {
            display: block;
            color: #fff;
            font-size: 18px;
        }

        .footer-brand small {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 12px;
            margin-top: 1px;
        }

        .footer-about p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.58);
            max-width: 280px;
            margin: 15px 0 18px;
        }

        .qr-placeholder {
            width: 148px;
            height: 54px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.09);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            border: 1px dashed rgba(255, 255, 255, 0.18);
        }

        .footer-title {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin: 0 0 16px;
        }

        .footer-links li {
            margin-bottom: 9px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 3px;
        }

        .footer-contact p {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            margin: 0 0 10px;
            color: rgba(255, 255, 255, 0.62);
            word-break: break-all;
        }

        .footer-contact i {
            color: var(--amber);
            margin-top: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        @media (max-width: 1199.98px) {
            .header-row {
                gap: 16px;
            }

            .search-main {
                max-width: 420px;
            }

            .header-action-btn {
                padding: 0 16px;
            }
        }

        @media (max-width: 991.98px) {
            .bottom-nav .container-xl {
                min-height: auto;
                padding-top: 12px;
                padding-bottom: 12px;
                flex-wrap: wrap;
            }

            .button-menu {
                display: inline-flex;
            }

            .bottom-nav .navbar-collapse {
                width: 100%;
                margin-top: 12px;
            }

            .site-nav-list {
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                width: 100%;
            }

            .nav-entry {
                height: auto;
                padding: 12px 6px;
                border-bottom: 1px dashed var(--line-soft);
            }

            .nav-entry.active::after {
                left: 0;
                transform: none;
                top: 50%;
                bottom: auto;
                width: 4px;
                height: 20px;
            }

            .footer-main {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }

            .article-cta {
                margin-top: 66px;
            }
        }

        @media (max-width: 767.98px) {
            .header-row {
                min-height: 66px;
                gap: 8px;
            }

            .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }

            .brand-text strong {
                font-size: 17px;
            }

            .brand-text small {
                font-size: 11px;
            }

            .search-main {
                display: none;
            }

            .search-main,
            .search-control,
            .search-form {
                width: 100%;
            }

            .mobile-search-details {
                display: inline-flex;
            }

            .mobile-search-details summary {
                width: 38px;
                height: 38px;
            }

            .header-action-btn {
                width: 38px;
                height: 38px;
                padding: 0;
                border-radius: 50%;
            }

            .header-action-text {
                display: none;
            }

            .article-page {
                padding-top: 8px;
                padding-bottom: 42px;
            }

            .breadcrumb-line {
                margin: 14px 0 14px;
                border-radius: 14px;
                padding: 10px 12px;
                font-size: 12px;
            }

            .breadcrumb-cat,
            .breadcrumb-current {
                max-width: 120px;
            }

            .article-intro-card {
                border-radius: 18px;
                padding: 24px 20px;
                margin-bottom: 26px;
            }

            .article-title {
                margin-top: 14px;
            }

            .article-meta {
                gap: 10px 16px;
                font-size: 13px;
                margin-top: 15px;
            }

            .article-main-row {
                row-gap: 18px;
            }

            .article-body {
                border-radius: 18px;
                padding: 20px 18px;
            }

            .article-body p {
                font-size: 15px;
                line-height: 1.85;
            }

            .article-body h2 {
                margin-top: 42px;
                font-size: 22px;
            }

            .section-heading {
                align-items: flex-start;
                flex-direction: column;
                gap: 4px;
            }

            .guide-rel-card {
                flex-direction: column;
            }

            .guide-rel-thumb {
                width: 100%;
                flex: initial;
                height: 150px;
            }

            .article-cta {
                margin-top: 58px;
                border-radius: 20px;
            }

            .article-cta .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .missing-card {
                margin: 26px auto;
                padding: 50px 18px;
                border-radius: 20px;
            }

            .footer-main {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 46px 0 26px;
            }

            .site-footer {
                margin-top: 40px;
            }
        }

        @media (max-width: 480px) {
            .header-row {
                gap: 6px;
            }

            .brand-logo {
                gap: 8px;
            }

            .brand-text strong {
                font-size: 16px;
            }

            .brand-text small {
                letter-spacing: 0.05em;
            }

            .header-actions {
                gap: 6px;
            }

            .header-action-btn,
            .mobile-search-details summary {
                width: 36px;
                height: 36px;
            }

            .breadcrumb-cat,
            .breadcrumb-current {
                max-width: 90px;
            }

            .article-intro-card {
                padding: 20px 16px;
            }

            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .article-meta-item .meta-divider {
                display: none;
            }
        }

/* roulang page: category2 */
:root {
      --green-dark: #0B4F43;
      --green-mid: #23A77F;
      --amber: #E9A23B;
      --amber-deep: #E88B24;
      --bg-warm: #F6F4EE;
      --bg-white: #FFFFFF;
      --bg-soft-green: #EAF4EE;
      --ink-main: #1C2B26;
      --ink-soft: #5C6F68;
      --line-border: #E7E4D9;
      --line-light: #ECE8DE;
      --radius-large: 24px;
      --radius-card: 20px;
      --radius-btn: 14px;
      --shadow-soft: 0 6px 20px rgba(11, 79, 67, 0.07);
      --shadow-lift: 0 16px 40px rgba(11, 79, 67, 0.14);
      --space-section: 88px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      background: var(--bg-warm);
      color: var(--ink-main);
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      font-size: 16px;
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }

    img {
      max-width: 100%;
      display: block;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

    button,
    input {
      font-family: inherit;
    }

    .container-xl {
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    section {
      padding-top: var(--space-section);
      padding-bottom: var(--space-section);
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--bg-soft-green);
      color: var(--green-dark);
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.04em;
      border-radius: 999px;
      padding: 7px 15px;
      margin-bottom: 16px;
    }

    .section-tag i {
      color: var(--green-mid);
    }

    .section-heading {
      max-width: 760px;
      margin-bottom: 38px;
    }

    .section-heading h2 {
      font-size: clamp(26px, 3.6vw, 38px);
      line-height: 1.3;
      font-weight: 800;
      color: var(--ink-main);
      letter-spacing: -0.01em;
      margin: 0 0 12px;
    }

    .section-heading p {
      color: var(--ink-soft);
      margin: 0;
    }

    .btn-theme {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 24px;
      border-radius: var(--radius-btn);
      font-weight: 700;
      border: 1.5px solid transparent;
      justify-content: center;
      transition: all 0.25s ease;
      cursor: pointer;
    }

    .btn-green-gradient {
      background: linear-gradient(135deg, var(--green-dark), var(--green-mid));
      color: #fff;
      box-shadow: 0 8px 20px rgba(11, 79, 67, 0.18);
    }

    .btn-green-gradient:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 28px rgba(11, 79, 67, 0.24);
      color: #fff;
    }

    .btn-amber-gradient {
      background: linear-gradient(135deg, #F2B052, var(--amber-deep));
      color: #fff;
      box-shadow: 0 8px 20px rgba(232, 139, 36, 0.2);
    }

    .btn-amber-gradient:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 28px rgba(232, 139, 36, 0.26);
      color: #fff;
    }

    .btn-ghost-white {
      background: transparent;
      border-color: rgba(255, 255, 255, 0.85);
      color: #fff;
    }

    .btn-ghost-white:hover {
      background: rgba(255, 255, 255, 0.14);
      border-color: #fff;
      color: #fff;
    }

    .btn-outline-brand {
      background: transparent;
      border: 1.5px solid var(--green-dark);
      color: var(--green-dark);
    }

    .btn-outline-brand:hover {
      background: rgba(11, 79, 67, 0.08);
      border-color: var(--green-dark);
      color: var(--green-dark);
    }

    /* ============ 顶部两层导航 ============ */
    .site-header {
      background: rgba(255, 255, 255, 0.97);
      position: sticky;
      top: 0;
      z-index: 1050;
      box-shadow: 0 4px 18px rgba(11, 79, 67, 0.05);
      backdrop-filter: blur(10px);
    }

    .header-top {
      border-bottom: 1px solid var(--line-light);
    }

    .header-row {
      display: grid;
      grid-template-columns: auto minmax(360px, 1fr) auto;
      align-items: center;
      gap: 22px;
      padding-top: 14px;
      padding-bottom: 14px;
    }

    .brand-logo,
    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      background: linear-gradient(135deg, var(--green-dark), var(--green-mid));
      color: #fff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 19px;
      box-shadow: var(--shadow-soft);
    }

    .brand-mark i {
      filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.15));
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.25;
    }

    .brand-text strong {
      font-size: 20px;
      font-weight: 900;
      color: var(--green-dark);
      letter-spacing: 0.02em;
    }

    .brand-text small {
      font-size: 12px;
      font-weight: 600;
      color: var(--ink-soft);
      letter-spacing: 0.08em;
    }

    .search-main {
      width: 100%;
      min-width: 0;
    }

    .search-main .search-form {
      position: relative;
      display: flex;
      align-items: center;
      background: #F8F7F2;
      border: 1.5px solid var(--line-border);
      border-radius: 50px;
      height: 46px;
      width: 100%;
      transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
    }

    .search-main .search-form:hover {
      border-color: rgba(11, 79, 67, 0.45);
    }

    .search-main .search-form:focus-within {
      border-color: var(--green-dark);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(11, 79, 67, 0.1);
    }

    .search-ico {
      flex: 0 0 auto;
      padding-left: 18px;
      color: var(--ink-soft);
      font-size: 15px;
    }

    .search-control {
      flex: 1;
      min-width: 0;
      border: 0;
      background: transparent;
      padding: 10px 8px 10px 12px;
      outline: none;
      font-size: 14px;
      color: var(--ink-main);
    }

    .search-control::placeholder {
      color: #97A29D;
    }

    .search-submit {
      flex: 0 0 auto;
      height: 34px;
      line-height: 1;
      border: 0;
      background: var(--green-dark);
      color: #fff;
      border-radius: 50px;
      padding: 0 18px;
      margin-right: 6px;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.02em;
      transition: background 0.2s, transform 0.2s;
      cursor: pointer;
    }

    .search-submit:hover {
      background: var(--green-mid);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .header-action-btn {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 9px 16px;
      border-radius: 50px;
      font-size: 13px;
      font-weight: 700;
      line-height: 1.2;
    }

    .header-action-login {
      background: linear-gradient(135deg, #F2B052, var(--amber-deep));
      color: #fff;
      box-shadow: 0 6px 14px rgba(232, 139, 36, 0.2);
    }

    .header-action-login:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 18px rgba(232, 139, 36, 0.26);
      color: #fff;
    }

    .header-action-download {
      background: linear-gradient(135deg, var(--green-dark), var(--green-mid));
      color: #fff;
      box-shadow: 0 6px 14px rgba(11, 79, 67, 0.16);
    }

    .header-action-download:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 18px rgba(11, 79, 67, 0.24);
      color: #fff;
    }

    .mobile-search-details {
      display: none;
      position: relative;
    }

    .mobile-search-details summary {
      list-style: none;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--bg-soft-green);
      color: var(--green-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
    }

    .mobile-search-details[open] summary {
      background: var(--green-dark);
      color: #fff;
    }

    .mobile-search-panel {
      position: absolute;
      right: 0;
      top: 46px;
      width: min(360px, calc(100vw - 32px));
      background: #fff;
      border-radius: 16px;
      padding: 12px;
      box-shadow: var(--shadow-lift);
      border: 1px solid var(--line-light);
    }

    .mobile-search-panel .search-form {
      display: flex;
      align-items: center;
      border: 1.5px solid var(--line-border);
      border-radius: 50px;
      background: #F8F7F2;
      overflow: hidden;
    }

    .mobile-search-panel .search-form .search-ico {
      padding-left: 16px;
    }

    .mobile-search-panel .search-form .search-control {
      border: 0;
    }

    .mobile-search-panel .search-form .search-submit {
      margin: 4px;
      height: 32px;
    }

    .bottom-nav {
      background: rgba(255, 255, 255, 0.92);
      border-bottom: 1px solid var(--line-light);
    }

    .site-nav-list {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 6px;
      margin: 0;
      padding: 6px 0;
    }

    .site-nav-list .nav-item {
      list-style: none;
    }

    .nav-entry {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 15px;
      font-weight: 600;
      color: var(--ink-soft);
      padding: 9px 2px;
      margin-left: 28px;
      position: relative;
    }

    .site-nav-list .nav-item:first-child .nav-entry {
      margin-left: 0;
    }

    .nav-entry::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 2px;
      height: 3px;
      width: 0;
      border-radius: 4px;
      background: linear-gradient(90deg, var(--green-dark), var(--green-mid));
      transition: width 0.25s;
    }

    .nav-entry:hover {
      color: var(--green-dark);
    }

    .nav-entry:hover::after,
    .nav-entry.active::after {
      width: 100%;
    }

    .nav-entry.active {
      color: var(--green-dark);
      font-weight: 750;
    }

    .nav-entry.active::before {
      content: "";
      display: inline-block;
    }

    .button-menu {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--green-dark);
      color: #fff;
      border: 0;
      border-radius: 50px;
      padding: 9px 18px;
      font-weight: 700;
      font-size: 14px;
      margin-block: 10px;
      cursor: pointer;
    }

    /* ============ 分类 Hero ============ */
    .category-hero {
      padding: 64px 0 0;
    }

    .category-hero-panel {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-large);
      color: #fff;
      padding: clamp(34px, 6vw, 70px);
      background:
        linear-gradient(105deg, rgba(11, 79, 67, 0.95) 0%, rgba(11, 79, 67, 0.82) 45%, rgba(11, 79, 67, 0.45) 100%),
        url('/assets/images/backpic/back-2.png') center / cover no-repeat;
      box-shadow: var(--shadow-lift);
    }

    .category-hero-panel .hero-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.16);
      border: 1px solid rgba(255, 255, 255, 0.3);
      backdrop-filter: blur(6px);
      color: #fff;
      padding: 8px 16px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.04em;
      margin-bottom: 22px;
    }

    .category-hero-panel h1 {
      font-size: clamp(31px, 4.8vw, 56px);
      font-weight: 900;
      line-height: 1.2;
      letter-spacing: -0.01em;
      margin: 0 0 18px;
      max-width: 800px;
      color: #fff;
    }

    .category-hero-panel .hero-lead {
      font-size: 17px;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.94);
      max-width: 640px;
      margin: 0 0 28px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 34px;
    }

    .hero-trust-items {
      display: flex;
      flex-wrap: wrap;
      gap: 10px 26px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.92);
    }

    .hero-trust-items span {
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .hero-trust-items i {
      color: #FFD89A;
    }

    /* ============ 品牌承诺区 ============ */
    .intro-section {
      padding-top: 80px;
      padding-bottom: 86px;
    }

    .intro-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }

    .intro-media {
      position: relative;
    }

    .intro-media>img {
      width: 100%;
      aspect-ratio: 4 / 3.1;
      object-fit: cover;
      border-radius: var(--radius-large);
      box-shadow: var(--shadow-lift);
    }

    .intro-float-card {
      position: absolute;
      left: -22px;
      bottom: -18px;
      background: #fff;
      border-radius: 18px;
      padding: 16px 18px;
      box-shadow: var(--shadow-lift);
      display: flex;
      align-items: center;
      gap: 12px;
      max-width: 240px;
    }

    .intro-float-card .float-icon {
      width: 38px;
      height: 38px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: var(--bg-soft-green);
      color: var(--green-dark);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .intro-float-card strong {
      display: block;
      font-size: 15px;
      color: var(--ink-main);
    }

    .intro-float-card small {
      display: block;
      font-size: 12px;
      color: var(--ink-soft);
    }

    .intro-text .section-tag {
      background: var(--bg-soft-green);
    }

    .intro-text h2 {
      font-size: clamp(26px, 3.8vw, 42px);
      font-weight: 850;
      line-height: 1.35;
      letter-spacing: -0.01em;
      margin: 0 0 18px;
    }

    .intro-text p {
      color: var(--ink-soft);
      margin: 0 0 16px;
      line-height: 1.9;
    }

    .intro-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--green-dark);
      font-weight: 700;
      margin-top: 4px;
    }

    .intro-link:hover {
      gap: 12px;
      color: var(--green-mid);
    }

    /* ============ 安全能力徽章条 ============ */
    .pillar-section {
      background: #fff;
      border-top: 1px solid var(--line-light);
      border-bottom: 1px solid var(--line-light);
    }

    .pillar-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .pillar-item {
      background: var(--bg-warm);
      border: 1px solid var(--line-light);
      border-radius: 20px;
      padding: 26px 22px;
      transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s;
    }

    .pillar-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-soft);
      border-color: rgba(11, 79, 67, 0.2);
    }

    .pillar-icon {
      width: 48px;
      height: 48px;
      border-radius: 16px;
      background: linear-gradient(135deg, var(--bg-soft-green), #D4EBDE);
      color: var(--green-dark);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      margin-bottom: 18px;
      transition: transform 0.25s;
    }

    .pillar-item:hover .pillar-icon {
      transform: rotateY(8deg);
    }

    .pillar-item h3 {
      font-size: 19px;
      font-weight: 800;
      color: var(--ink-main);
      margin-bottom: 8px;
    }

    .pillar-item p {
      margin: 0;
      color: var(--ink-soft);
      font-size: 14px;
      line-height: 1.7;
    }

    /* ============ 资质与个人信息保护 ============ */
    .policy-section {
      padding-top: var(--space-section);
      padding-bottom: var(--space-section);
    }

    .policy-grid {
      display: grid;
      grid-template-columns: 5fr 7fr;
      gap: 30px;
      align-items: stretch;
    }

    .proof-panel {
      position: relative;
      border-radius: var(--radius-large);
      overflow: hidden;
      min-height: 340px;
      display: flex;
      align-items: flex-end;
      box-shadow: var(--shadow-lift);
    }

    .proof-panel img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .proof-panel::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 79, 67, 0.04) 0%, rgba(11, 79, 67, 0.72) 100%);
    }

    .proof-caption {
      position: relative;
      z-index: 2;
      width: 100%;
      color: #fff;
      padding: 24px 24px 26px;
    }

    .proof-caption h3 {
      font-size: 21px;
      font-weight: 800;
      margin: 0 0 6px;
      color: #fff;
    }

    .proof-caption p {
      margin: 0;
      color: rgba(255, 255, 255, 0.92);
      font-size: 14px;
    }

    .policy-docs {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .policy-doc {
      background: #fff;
      border: 1px solid var(--line-light);
      border-radius: 20px;
      padding: 26px 28px;
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 18px;
      transition: box-shadow 0.2s, transform 0.2s;
    }

    .policy-doc:hover {
      box-shadow: var(--shadow-soft);
      transform: translateY(-2px);
    }

    .policy-doc .doc-icon {
      width: 46px;
      height: 46px;
      background: var(--bg-soft-green);
      color: var(--green-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      font-size: 19px;
    }

    .policy-doc h3 {
      font-size: 18px;
      font-weight: 750;
      margin: 0 0 7px;
      color: var(--ink-main);
    }

    .policy-doc p {
      margin: 0;
      color: var(--ink-soft);
      font-size: 14px;
      line-height: 1.75;
    }

    .policy-doc ul {
      margin: 10px 0 0;
      padding: 0;
      list-style: none;
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .policy-doc li {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--bg-warm);
      border-radius: 999px;
      padding: 5px 12px;
      font-size: 13px;
      color: var(--ink-soft);
      border: 1px solid var(--line-light);
    }

    /* ============ 信息认证数据条 ============ */
    .stats-band {
      background: linear-gradient(90deg, #EAF4EE 0%, #DFF0E7 100%);
      padding-top: 54px;
      padding-bottom: 54px;
    }

    .stats-band-inner {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .stat-item {
      background: rgba(255, 255, 255, 0.88);
      border: 1px solid rgba(11, 79, 67, 0.08);
      border-radius: 22px;
      padding: 22px 18px;
      display: flex;
      align-items: center;
      gap: 14px;
      box-shadow: var(--shadow-soft);
    }

    .stat-item .stat-ico {
      width: 44px;
      height: 44px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: #fff;
      color: var(--green-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      border: 1px solid var(--line-light);
    }

    .stat-item h4 {
      margin: 0 0 4px;
      font-size: 17px;
      font-weight: 800;
      color: var(--green-dark);
    }

    .stat-item p {
      margin: 0;
      font-size: 13px;
      line-height: 1.55;
      color: var(--ink-soft);
    }

    /* ============ FAQ ============ */
    .faq-section {
      background: var(--bg-warm);
    }

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

    .faq-accordion .accordion-item {
      border: 1px solid var(--line-light);
      border-radius: 18px !important;
      overflow: hidden;
      margin-bottom: 14px;
      background: #fff;
      box-shadow: var(--shadow-soft);
    }

    .faq-accordion .accordion-header {
      border: 0;
    }

    .faq-accordion .accordion-button {
      background: #fff;
      color: var(--ink-main);
      border: 0;
      font-size: 16px;
      font-weight: 700;
      padding: 18px 22px;
      line-height: 1.5;
      box-shadow: none !important;
    }

    .faq-accordion .accordion-button:not(.collapsed) {
      background: #fff;
      color: var(--green-dark);
    }

    .faq-accordion .accordion-button:focus {
      box-shadow: none;
    }

    .faq-accordion .accordion-button::after {
      background-image: none !important;
      content: "+";
      font-size: 24px;
      font-weight: 300;
      width: 34px;
      height: 34px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--green-dark);
      background: var(--bg-soft-green);
      border-radius: 50%;
      transition: transform 0.25s ease;
      transform: rotate(0deg);
    }

    .faq-accordion .accordion-button:not(.collapsed)::after {
      transform: rotate(45deg);
    }

    .faq-accordion .accordion-body {
      padding: 0 22px 22px;
      color: var(--ink-soft);
      font-size: 15px;
      line-height: 1.9;
      border-top: 0;
    }

    /* ============ CTA ============ */
    .cta-section {
      padding-top: 70px;
      padding-bottom: 88px;
    }

    .cta-banner {
      position: relative;
      border-radius: var(--radius-large);
      padding: clamp(34px, 5vw, 62px);
      background:
        linear-gradient(135deg, rgba(11, 79, 67, 0.96), rgba(35, 167, 127, 0.86)),
        url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
      color: #fff;
      overflow: hidden;
      box-shadow: var(--shadow-lift);
    }

    .cta-banner .cta-top-tag {
      display: inline-block;
      background: rgba(255, 255, 255, 0.16);
      border-radius: 999px;
      padding: 6px 14px;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.03em;
      margin-bottom: 16px;
    }

    .cta-banner h2 {
      font-size: clamp(26px, 4vw, 42px);
      font-weight: 860;
      letter-spacing: -0.01em;
      margin: 0 0 14px;
      max-width: 700px;
      color: #fff;
    }

    .cta-banner p {
      color: rgba(255, 255, 255, 0.92);
      max-width: 620px;
      margin: 0 0 32px;
      font-size: 16px;
    }

    .cta-banner .cta-buttons {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .btn-white {
      background: #fff;
      color: var(--green-dark);
    }

    .btn-white:hover {
      background: #F2F9F4;
      color: var(--green-dark);
      transform: translateY(-2px);
    }

    .btn-rgba {
      background: rgba(255, 255, 255, 0.16);
      border: 1.5px solid rgba(255, 255, 255, 0.8);
      color: #fff;
    }

    .btn-rgba:hover {
      background: rgba(255, 255, 255, 0.26);
      color: #fff;
    }

    /* ============ 页脚 ============ */
    .site-footer {
      background: #fff;
      border-top: 1px solid var(--line-light);
      padding-top: 62px;
      padding-bottom: 0;
    }

    .footer-main {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 28px;
      padding-bottom: 38px;
    }

    .footer-about p {
      color: var(--ink-soft);
      font-size: 14px;
      line-height: 1.75;
      max-width: 300px;
      margin: 16px 0 18px;
    }

    .footer-brand {
      color: var(--green-dark);
    }

    .footer-brand .brand-text strong {
      font-size: 18px;
    }

    .footer-title {
      font-size: 16px;
      font-weight: 750;
      color: var(--ink-main);
      margin-bottom: 18px;
    }

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

    .footer-links li {
      margin-bottom: 11px;
    }

    .footer-links a {
      color: var(--ink-soft);
      font-size: 14px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .footer-links a:hover {
      color: var(--green-dark);
      padding-left: 4px;
    }

    .footer-contact p {
      margin: 0 0 12px;
      color: var(--ink-soft);
      font-size: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .footer-contact i {
      color: var(--green-mid);
      width: 18px;
    }

    .qr-placeholder {
      width: 120px;
      height: 120px;
      background: #F4F2EB;
      border: 1px dashed #D7D2C4;
      border-radius: 16px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 6px;
      color: var(--ink-soft);
      font-size: 13px;
    }

    .qr-placeholder i {
      font-size: 28px;
      color: var(--green-mid);
    }

    .footer-bottom {
      border-top: 1px solid var(--line-light);
      padding: 18px 0;
    }

    .footer-bottom p {
      margin: 0;
      font-size: 13px;
      color: var(--ink-soft);
    }

    /* ============ 响应式 ============ */
    @media (max-width: 1199.98px) {
      .header-row {
        grid-template-columns: auto 1fr auto;
        gap: 16px;
      }

      .header-action-btn {
        padding: 8px 13px;
      }
    }

    @media (max-width: 991.98px) {
      .header-row {
        grid-template-columns: 1fr auto;
      }

      .search-main {
        display: none;
      }

      .mobile-search-details {
        display: block;
      }

      .header-actions {
        grid-column: 2 / 3;
        grid-row: 1 / 2;
      }

      .footer-main {
        grid-template-columns: 1fr 1fr;
      }

      .intro-layout {
        grid-template-columns: 1fr;
        gap: 46px;
      }

      .pillar-strip {
        grid-template-columns: 1fr 1fr;
      }

      .policy-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 767.98px) {
      :root {
        --space-section: 54px;
      }

      section {
        padding-top: var(--space-section);
        padding-bottom: var(--space-section);
      }

      .container-xl {
        padding-left: 16px;
        padding-right: 16px;
      }

      .header-row {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
      }

      .header-row {
        padding-top: 10px;
        padding-bottom: 10px;
      }

      .brand-logo .brand-text strong {
        font-size: 18px;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        font-size: 17px;
      }

      .header-actions {
        margin-left: auto;
      }

      .header-action-btn span {
        display: none;
      }

      .header-action-btn {
        width: 38px;
        height: 38px;
        border-radius: 50%;
        padding: 0;
        justify-content: center;
      }

      .site-nav-list {
        flex-direction: column;
        gap: 0;
        width: 100%;
      }

      .site-nav-list .nav-entry {
        margin-left: 0;
        width: 100%;
        border-bottom: 1px solid #F2F0E8;
        font-size: 15px;
        padding: 12px 6px;
      }

      .category-hero-panel {
        border-radius: 18px;
        padding: 32px 22px;
      }

      .hero-actions .btn-theme {
        width: 100%;
      }

      .pillar-strip {
        grid-template-columns: 1fr;
      }

      .policy-doc {
        grid-template-columns: 1fr;
      }

      .stats-band-inner {
        grid-template-columns: 1fr 1fr;
      }

      .cta-banner {
        padding: 34px 24px;
        border-radius: 18px;
      }

      .cta-buttons .btn-theme {
        width: 100%;
      }

      .footer-main {
        grid-template-columns: 1fr;
        gap: 24px;
        padding-bottom: 28px;
      }

      .qr-placeholder {
        width: 100%;
        height: 90px;
        flex-direction: row;
      }
    }

    @media (max-width: 520px) {
      .stats-band-inner {
        grid-template-columns: 1fr;
      }
    }