/* roulang page: index */
:root {
  --primary: #0B6B4F;
  --primary-dark: #07543D;
  --primary-light: #E7F1EC;
  --accent: #B8914A;
  --cta: #E07B39;
  --cta-dark: #C96A2D;
  --bg: #F8F6F2;
  --surface: #FFFFFF;
  --text: #222A29;
  --text-secondary: #5A6664;
  --line: #E2DFD8;
  --footer-bg: #0A2A22;
  --radius-card: 12px;
  --radius-btn: 6px;
  --radius-badge: 999px;
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-cta: 0 6px 16px rgba(224, 123, 57, 0.18);
  --container-w: 1200px;
  --space-section: 96px;
  --font-main: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
dl,
dd,
ul,
ol {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}

input:focus-visible,
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

.section {
  padding: var(--space-section) 0;
}

.section-head {
  max-width: 720px;
  margin-bottom: 48px;
}

.section-head h2 {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
  letter-spacing: -0.02em;
}

.section-head p {
  margin-top: 12px;
  font-size: 16px;
  color: var(--text-secondary);
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 26px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--cta);
  color: #fff;
}

.btn-primary:hover {
  background: var(--cta-dark);
  box-shadow: var(--shadow-cta);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

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

.btn-outline:hover {
  background: var(--primary-light);
  border-color: var(--primary-dark);
}

.btn-block {
  width: 100%;
}

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

.btn-white:hover {
  background: var(--primary-light);
}

/* ============ Badges / Tags ============ */
.badge {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 14px;
  border-radius: var(--radius-badge);
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
}

.hot-tag {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 12px;
  border-radius: var(--radius-badge);
  border: 1px solid rgba(184, 145, 74, 0.5);
  color: var(--accent);
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.hot-tag:hover {
  background: rgba(184, 145, 74, 0.1);
  border-color: var(--accent);
}

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.header-top {
  border-bottom: 1px solid rgba(226, 223, 216, 0.7);
}

.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 20px;
}

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

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}

.brand-name {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.brand-name small {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-secondary);
}

.header-search {
  display: flex;
  align-items: center;
  width: 280px;
  height: 40px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  transition: all 0.25s ease;
}

.header-search:focus-within {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(11, 107, 79, 0.08);
}

.header-search input {
  flex: 1;
  height: 100%;
  padding: 0 14px;
  font-size: 14px;
  background: transparent;
}

.header-search button {
  width: 44px;
  height: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: color 0.2s;
}

.header-search button:hover {
  color: var(--primary);
}

.header-nav-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 50px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  overflow-x: auto;
  scrollbar-width: none;
  flex: 1;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.nav-link {
  position: relative;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  padding: 14px 2px;
  white-space: nowrap;
  transition: color 0.2s;
}

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

.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 8px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
}

.nav-hot {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  flex-shrink: 0;
}

.hot-label {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ============ Hero ============ */
.hero {
  background: linear-gradient(120deg, rgba(248, 246, 242, 0.96) 0%, rgba(248, 246, 242, 0.82) 60%, rgba(248, 246, 242, 0.7) 100%),
    url("/assets/images/backpic/back-1.png") center / cover no-repeat;
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
  padding: 88px 20px 96px;
}

.hero-content {
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 14px;
  border-radius: var(--radius-badge);
  background: var(--primary-light);
  border: 1px solid rgba(11, 107, 79, 0.15);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: 36px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 540px;
}

.hero-sub {
  margin-top: 18px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 480px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid rgba(226, 223, 216, 0.8);
}

.hero-trust span {
  font-size: 14px;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-trust span::before {
  content: "";
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary-light);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230B6B4F'%3E%3Cpath d='M6.5 11.5 3 8l1-1 2.5 2.5L12 4l1 1z'/%3E%3C/svg%3E");
  background-size: 12px;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-panel {
  position: relative;
}

.panel-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
}

.panel-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 24px;
}

.panel-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px dashed var(--line);
}

.panel-step:last-of-type {
  border-bottom: none;
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.panel-step strong {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.panel-step p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-top: 2px;
}

.panel-card .btn {
  margin-top: 22px;
}

.panel-note {
  margin-top: 14px;
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
}

.panel-note a {
  color: var(--primary);
  font-weight: 600;
}

.panel-note a:hover {
  text-decoration: underline;
}

/* ============ Features ============ */
.features {
  background: var(--bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 28px 26px 30px;
  border-top: 4px solid var(--primary);
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
}

.feature-card:nth-child(odd) {
  background: var(--primary-light);
  border-top-color: var(--accent);
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--primary);
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}

.feature-card p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* ============ Demo / Process ============ */
.demo {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.demo-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.demo-steps::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 8%;
  right: 8%;
  border-top: 2px dashed var(--line);
  z-index: 0;
}

.step-item {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 12px;
}

.step-dot {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 6px var(--primary-light);
  margin-bottom: 18px;
}

.step-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.step-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
}

.demo-visual {
  margin-top: 64px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg);
  box-shadow: var(--shadow-card);
}

.demo-visual img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

/* ============ Proof ============ */
.proof {
  background: var(--bg);
}

.proof-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.proof h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 32px;
  letter-spacing: -0.02em;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.stat-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 24px 20px;
  box-shadow: var(--shadow-card);
  transition: all 0.3s;
}

.stat-item:hover {
  border-color: var(--primary);
}

.stat-item strong {
  display: block;
  font-size: 38px;
  line-height: 1.2;
  font-weight: 700;
  font-family: "SF Mono", "JetBrains Mono", monospace;
  color: var(--primary);
  letter-spacing: -0.03em;
}

.stat-item span {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--text-secondary);
}

.proof-quotes .quote-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.proof-quotes blockquote {
  position: relative;
  padding-left: 20px;
  border-left: 3px solid var(--accent);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.proof-quotes blockquote footer {
  margin-top: 8px;
  font-size: 13px;
  color: var(--text);
  font-style: normal;
}

.proof-quotes blockquote footer span {
  color: var(--text-secondary);
  font-weight: 400;
}

.proof-img {
  margin-top: 28px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.proof-img img {
  height: 220px;
  width: 100%;
  object-fit: cover;
}

/* ============ Pricing ============ */
.pricing {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: stretch;
}

@media (min-width: 900px) {
  .pricing-grid {
    grid-template-columns: 1fr 1.08fr 1fr;
  }
}

.price-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
}

.price-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(11, 107, 79, 0.3);
}

.price-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.price {
  font-size: 34px;
  font-weight: 800;
  color: var(--text);
  margin: 18px 0 4px;
  letter-spacing: -0.02em;
}

.price span {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-secondary);
}

.price-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.price-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 26px;
  flex: 1;
}

.price-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  color: var(--text);
}

.price-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary-light);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230B6B4F'%3E%3Cpath d='M6.5 11.5 3 8l1-1 2.5 2.5L12 4l1 1z'/%3E%3C/svg%3E");
  background-size: 10px;
  background-position: center;
  background-repeat: no-repeat;
}

.price-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-secondary);
  text-align: center;
}

.price-card-dark {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  position: relative;
  padding-top: 46px;
}

.price-card-dark h3 {
  color: #fff;
}

.price-card-dark .price {
  color: #fff;
}

.price-card-dark .price span {
  color: rgba(255, 255, 255, 0.7);
}

.price-card-dark .price-desc {
  color: rgba(255, 255, 255, 0.7);
}

.price-card-dark .price-list li {
  color: rgba(255, 255, 255, 0.92);
}

.price-card-dark .price-list li::before {
  background: rgba(255, 255, 255, 0.15);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23B8914A'%3E%3Cpath d='M6.5 11.5 3 8l1-1 2.5 2.5L12 4l1 1z'/%3E%3C/svg%3E");
  background-size: 10px;
  background-position: center;
  background-repeat: no-repeat;
}

.price-card-dark .price-note {
  color: rgba(255, 255, 255, 0.6);
}

.price-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  height: 28px;
  padding: 0 16px;
  border-radius: var(--radius-badge);
  background: var(--cta);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  box-shadow: var(--shadow-cta);
}

/* ============ CTA Banner ============ */
.cta-banner {
  background: linear-gradient(135deg, rgba(10, 42, 34, 0.9) 0%, rgba(7, 84, 61, 0.85) 100%),
    url("/assets/images/backpic/back-3.png") center / cover no-repeat;
  color: #fff;
  text-align: center;
  padding: 80px 20px;
}

.cta-banner h2 {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.cta-banner p {
  margin: 14px auto 30px;
  max-width: 560px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
}

.cta-banner .btn-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

/* ============ FAQ ============ */
.faq {
  background: var(--surface);
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--line);
  transition: background 0.25s ease;
}

.faq-item:first-child {
  border-top: 1px solid var(--line);
}

.faq-item.active {
  background: var(--primary-light);
}

.faq-q {
  display: flex;
  align-items: center;
  gap: 18px;
  width: 100%;
  padding: 22px 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: color 0.2s;
}

.faq-q:hover {
  color: var(--primary);
}

.faq-num {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  width: 28px;
  flex-shrink: 0;
}

.faq-icon {
  margin-left: auto;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 400;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  border-color: var(--primary);
  color: var(--primary);
}

.faq-a {
  display: none;
  padding: 0 16px 26px 62px;
}

.faq-a p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 680px;
}

.faq-item.active .faq-a {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============ News ============ */
.news {
  background: var(--bg);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.news-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
}

.news-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.news-tag {
  align-self: flex-start;
  display: inline-flex;
  height: 24px;
  padding: 0 12px;
  border-radius: var(--radius-badge);
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  align-items: center;
  margin-bottom: 14px;
}

.news-card h3 {
  font-size: 16px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.news-meta span {
  font-size: 12px;
  color: var(--text-secondary);
}

.news-more {
  color: var(--primary);
  font-weight: 600;
}

.news-empty {
  grid-column: 1 / -1;
  border: 2px dashed var(--line);
  border-radius: var(--radius-card);
  padding: 48px 20px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 15px;
  background: var(--surface);
}

/* ============ Footer ============ */
.site-footer {
  background: var(--footer-bg);
  color: rgba(255, 255, 255, 0.9);
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr 1fr;
  gap: 40px;
  padding: 64px 0 40px;
}

.footer-brand strong {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}

.footer-brand p {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  max-width: 260px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  line-height: 2.2;
  color: rgba(255, 255, 255, 0.65);
  transition: color 0.2s;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-col p {
  font-size: 14px;
  line-height: 2;
  color: rgba(255, 255, 255, 0.65);
}

.qr-placeholder {
  width: 120px;
  height: 120px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 6px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  min-height: 56px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

/* ============ Float CTA ============ */
.float-cta {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--cta);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow-cta);
  z-index: 99;
  transition: all 0.3s ease;
}

.float-cta:hover {
  background: var(--cta-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(224, 123, 57, 0.3);
}

.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid var(--line);
  padding: 10px 16px;
  gap: 12px;
  z-index: 99;
  backdrop-filter: blur(8px);
}

.mobile-cta-bar .btn {
  flex: 1;
}

/* ============ Responsive ============ */
@media (max-width: 1023px) {
  :root {
    --space-section: 72px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 56px 20px 64px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero-panel {
    max-width: 480px;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .demo-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px 20px;
  }

  .demo-steps::before {
    display: none;
  }

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

  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 767px) {
  :root {
    --space-section: 56px;
  }

  .header-top-inner {
    height: 56px;
  }

  .header-search {
    display: none;
  }

  .header-nav-inner {
    gap: 12px;
    min-height: 44px;
  }

  .main-nav {
    gap: 18px;
  }

  .nav-link {
    font-size: 14px;
    padding: 12px 0;
  }

  .nav-link.active::after {
    bottom: 6px;
  }

  .nav-hot {
    display: none;
  }

  .hero-inner {
    padding: 40px 16px 48px;
  }

  .hero h1 {
    font-size: 27px;
  }

  .hero-sub {
    font-size: 15px;
  }

  .hero-ctas {
    flex-direction: column;
  }

  .hero-ctas .btn {
    width: 100%;
  }

  .hero-trust {
    gap: 14px;
    margin-top: 26px;
    padding-top: 18px;
  }

  .panel-card {
    padding: 24px 20px;
  }

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

  .feature-card {
    padding: 24px 20px;
  }

  .demo-steps {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .demo-visual {
    margin-top: 40px;
  }

  .demo-visual img {
    height: 220px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .stat-item {
    padding: 18px 14px;
  }

  .stat-item strong {
    font-size: 30px;
  }

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

  .price-card-dark {
    order: -1;
  }

  .cta-banner {
    padding: 56px 16px;
  }

  .cta-banner h2 {
    font-size: 24px;
  }

  .cta-banner .btn-group {
    flex-direction: column;
    align-items: stretch;
  }

  .faq-q {
    gap: 12px;
    padding: 18px 10px;
    font-size: 15px;
  }

  .faq-a {
    padding: 0 12px 24px 38px;
  }

  .faq-num {
    font-size: 13px;
    width: 22px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 44px 0 28px;
  }

  .footer-bottom .container {
    justify-content: center;
    text-align: center;
  }

  .float-cta {
    display: none;
  }

  .mobile-cta-bar {
    display: flex;
  }

  body {
    padding-bottom: 64px;
  }

  .site-footer {
    margin-top: 48px;
  }
}

/* roulang page: article */
:root{
  --primary:#0B6B4F;
  --primary-dark:#07543D;
  --primary-light:#E7F1EC;
  --accent:#B8914A;
  --cta:#E07B39;
  --cta-hover:#C96A2D;
  --bg:#F8F6F2;
  --surface:#FFFFFF;
  --text:#222A29;
  --text-secondary:#5A6664;
  --line:#E2DFD8;
  --radius-card:12px;
  --radius-btn:6px;
  --shadow-card:0 1px 3px rgba(0,0,0,0.06);
  --shadow-hover:0 8px 24px rgba(0,0,0,0.08);
  --container:1200px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
ul,ol{list-style:none}
button,input{font-family:inherit}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;padding:12px 24px;border:1px solid transparent;cursor:pointer;transition:all .25s ease;line-height:1.4}
.btn-primary{background:var(--cta);color:#fff}
.btn-primary:hover{background:var(--cta-hover);box-shadow:0 6px 18px rgba(224,123,57,0.15)}
.btn-secondary{background:var(--surface);color:var(--primary);border-color:var(--primary)}
.btn-secondary:hover{background:var(--primary-light);border-color:var(--primary-dark)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.97);border-bottom:1px solid var(--line);transition:box-shadow .3s ease}
.site-header.scrolled{box-shadow:0 4px 20px rgba(0,0,0,0.06)}
.header-top{height:56px;display:flex;align-items:center}
.header-top-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-logo{width:38px;height:38px;border-radius:8px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;letter-spacing:.5px}
.brand-name{display:flex;flex-direction:column;line-height:1.2}
.brand-name strong{font-size:18px;color:var(--text);font-weight:700}
.brand-name small{font-size:12px;color:var(--text-secondary);letter-spacing:.5px}
.header-search{display:flex;align-items:center;gap:6px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-btn);padding:6px 8px 6px 14px;width:280px;transition:border-color .2s}
.header-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 2px rgba(11,107,79,0.08)}
.header-search input{border:none;background:transparent;outline:none;font-size:14px;color:var(--text);width:100%}
.header-search button{background:var(--primary);border:none;border-radius:4px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer;transition:background .2s}
.header-search button:hover{background:var(--primary-dark)}
.header-nav{border-top:1px solid var(--line);background:#fff}
.header-nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:44px}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{padding:8px 16px;font-size:14px;font-weight:600;color:var(--text);border-radius:6px;position:relative;transition:color .2s,background .2s}
.nav-link:hover{color:var(--primary);background:var(--primary-light)}
.nav-link.active{color:var(--primary)}
.nav-link.active::after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;background:var(--primary);border-radius:3px 3px 0 0}
.nav-hot{display:flex;align-items:center;gap:8px;font-size:13px}
.hot-label{color:var(--text-secondary)}
.hot-tag{display:inline-flex;align-items:center;padding:3px 12px;border:1px solid var(--accent);color:var(--accent);border-radius:999px;font-size:12px;transition:background .2s,color .2s}
.hot-tag:hover{background:var(--accent);color:#fff}

/* ===== Breadcrumb ===== */
.breadcrumb{padding:24px 0 8px;font-size:14px;color:var(--text-secondary)}
.breadcrumb a{color:var(--text-secondary)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{margin:0 8px;color:var(--line)}
.breadcrumb .current{color:var(--text);font-weight:600}

/* ===== Article ===== */
.article-layout{padding:24px 0 64px}
.article-main{max-width:760px;margin:0 auto}
.article-header{margin-bottom:28px}
.article-header h1{font-size:34px;line-height:1.3;color:var(--text);font-weight:800;letter-spacing:-0.5px;margin-bottom:20px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 22px;font-size:14px;color:var(--text-secondary);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item svg{width:16px;height:16px;color:var(--accent)}
.meta-item .cat-badge{background:var(--primary-light);color:var(--primary);padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600}
.article-cover{border-radius:var(--radius-card);overflow:hidden;margin-bottom:32px;box-shadow:var(--shadow-card);background:var(--surface)}
.article-cover img{width:100%;height:400px;object-fit:cover}
.article-content{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:48px 52px;box-shadow:var(--shadow-card)}
.article-content p{margin-bottom:1.6em;font-size:16px;line-height:1.9;color:var(--text)}
.article-content h2{font-size:26px;line-height:1.4;margin:2em 0 .8em;padding-bottom:12px;border-bottom:2px solid var(--primary-light);color:var(--text)}
.article-content h3{font-size:20px;line-height:1.4;margin:1.8em 0 .7em;color:var(--primary-dark)}
.article-content blockquote{border-left:4px solid var(--accent);background:var(--bg);padding:18px 24px;margin:1.8em 0;border-radius:0 var(--radius-btn) var(--radius-btn) 0;color:var(--text-secondary)}
.article-content blockquote p{margin-bottom:0}
.article-content pre{background:#1E2926;color:#E8F0ED;padding:20px 24px;border-radius:var(--radius-btn);overflow-x:auto;margin:1.8em 0;line-height:1.7;font-size:14px}
.article-content pre code{background:transparent;padding:0}
.article-content code{background:var(--primary-light);color:var(--primary-dark);padding:2px 8px;border-radius:4px;font-size:14px}
.article-content ul,.article-content ol{margin:0 0 1.6em 1.5em;line-height:1.9}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:.5em}
.article-content table{width:100%;border-collapse:collapse;margin:1.8em 0;font-size:14px}
.article-content table th,.article-content table td{border:1px solid var(--line);padding:12px 16px;text-align:left}
.article-content table thead th{background:var(--primary-light);color:var(--primary-dark);font-weight:600}
.article-content table tbody tr:nth-child(even){background:var(--bg)}
.article-content img{border-radius:8px;margin:1.8em auto;box-shadow:var(--shadow-card)}
.article-content a{color:var(--primary);font-weight:600;border-bottom:1px solid transparent}
.article-content a:hover{border-bottom-color:var(--primary)}
.article-content figcaption,.article-content .img-caption,.article-content img[title]{text-align:center;font-size:13px;color:var(--text-secondary);margin-top:-1em}

/* Empty */
.empty-state{background:var(--surface);border:2px dashed var(--line);border-radius:var(--radius-card);padding:70px 24px;text-align:center}
.empty-icon{width:56px;height:56px;border-radius:50%;background:var(--bg);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:26px}
.empty-state p{font-size:16px;color:var(--text-secondary);margin-bottom:20px}

/* ===== Related ===== */
.related-posts{margin-top:48px}
.related-posts h2{font-size:22px;font-weight:700;margin-bottom:22px;position:relative;padding-left:16px}
.related-posts h2::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:4px;background:var(--accent);border-radius:4px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.related-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;display:flex;flex-direction:column}
.related-card:hover{border-color:var(--primary);box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.related-card img{width:100%;height:130px;object-fit:cover}
.related-body{padding:16px 18px;flex:1;display:flex;flex-direction:column;gap:8px}
.related-body .title{font-size:15px;font-weight:600;line-height:1.5;color:var(--text)}
.related-card:hover .related-body .title{color:var(--primary)}
.related-body .summary{font-size:13px;color:var(--text-secondary);line-height:1.6;flex:1}
.related-body .more{font-size:13px;color:var(--primary);font-weight:600}

/* ===== Article Footer Links ===== */
.article-footer-links{margin-top:36px;display:flex;justify-content:center;gap:14px;flex-wrap:wrap}

/* ===== CTA ===== */
.cta-section{margin:0 0 64px}
.cta-inner{position:relative;border-radius:16px;overflow:hidden;background:linear-gradient(90deg,var(--primary-dark) 0%,var(--primary) 100%);padding:56px 48px;text-align:center}
.cta-inner::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:.12;mix-blend-mode:luminosity}
.cta-inner .cta-content{position:relative;z-index:1}
.cta-inner h2{color:#fff;font-size:26px;font-weight:700;line-height:1.4;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,0.85);font-size:15px;max-width:600px;margin:0 auto 28px;line-height:1.8}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-actions .btn-primary{background:var(--cta);color:#fff}
.cta-actions .btn-primary:hover{background:var(--cta-hover)}
.cta-actions .btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,0.7)}
.cta-actions .btn-outline-light:hover{background:rgba(255,255,255,0.12)}

/* ===== Footer ===== */
.site-footer{background:#0A2A22;color:rgba(255,255,255,0.9);padding-top:64px;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:44px;padding-bottom:48px}
.footer-brand .brand{color:#fff;margin-bottom:18px}
.footer-brand .brand-name strong{color:#fff}
.footer-brand .brand-name small{color:rgba(255,255,255,0.6)}
.footer-brand .footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,0.7);max-width:320px}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px;padding-bottom:10px;position:relative}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:3px;background:var(--accent);border-radius:3px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,0.72);transition:color .2s,padding-left .2s}
.footer-col ul li a:hover{color:var(--accent);padding-left:4px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,0.72);margin-bottom:12px}
.footer-contact li svg{width:16px;height:16px;color:var(--accent);flex-shrink:0;margin-top:3px}
.qr-placeholder{width:116px;height:116px;background:rgba(255,255,255,0.08);border:1px dashed rgba(255,255,255,0.25);border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;font-size:12px;color:rgba(255,255,255,0.6)}
.qr-placeholder .qr-icon{width:32px;height:32px;border:2px solid rgba(255,255,255,0.5);border-radius:4px;position:relative}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.12);padding:20px 0;text-align:center;font-size:13px;color:rgba(255,255,255,0.5)}
.footer-bottom a{color:rgba(255,255,255,0.6)}
.footer-bottom a:hover{color:#fff}

/* ===== Float CTA ===== */
.float-cta{position:fixed;right:28px;bottom:32px;width:56px;height:56px;border-radius:50%;background:var(--cta);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(224,123,57,0.35);z-index:90;transition:transform .25s,box-shadow .25s,background .25s}
.float-cta:hover{background:var(--cta-hover);transform:translateY(-3px);box-shadow:0 10px 30px rgba(224,123,57,0.4)}
.float-cta svg{width:26px;height:26px}
.mobile-cta-bar{display:none}

/* ===== Responsive ===== */
@media (max-width:1023px){
  .header-top-inner{gap:12px}
  .header-search{width:200px}
  .nav-hot{display:none}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .header-top{height:52px}
  .brand-logo{width:34px;height:34px;font-size:13px}
  .brand-name strong{font-size:15px}
  .brand-name small{font-size:11px}
  .header-search{width:auto;flex:1;max-width:180px}
  .header-search input{width:100%}
  .header-nav-inner{overflow-x:auto;scrollbar-width:none;padding:4px 0}
  .header-nav-inner::-webkit-scrollbar{display:none}
  .main-nav{flex-wrap:nowrap;white-space:nowrap}
  .nav-link{padding:8px 12px;font-size:13px}
  .breadcrumb{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .article-layout{padding:16px 0 48px}
  .article-header h1{font-size:26px;line-height:1.35}
  .article-meta{font-size:13px;gap:6px 16px}
  .article-cover img{height:220px}
  .article-content{padding:28px 22px;border-radius:var(--radius-btn)}
  .article-content h2{font-size:21px}
  .article-content h3{font-size:17px}
  .related-grid{grid-template-columns:1fr;gap:14px}
  .related-card{flex-direction:row;align-items:center}
  .related-card img{width:96px;height:96px;flex-shrink:0}
  .related-body{padding:12px 14px}
  .related-body .summary{display:none}
  .cta-inner{padding:40px 20px;border-radius:12px;margin:0 12px}
  .cta-inner h2{font-size:21px}
  .cta-inner p{font-size:14px}
  .cta-actions .btn{width:100%;max-width:260px}
  .footer-grid{grid-template-columns:1fr;gap:36px;padding-bottom:40px}
  .site-footer{padding-top:48px}
  .float-cta{display:none}
  .mobile-cta-bar{display:flex;position:fixed;left:0;right:0;bottom:0;height:64px;background:rgba(255,255,255,0.96);border-top:1px solid var(--line);z-index:95;padding:8px 12px;gap:10px;align-items:center;backdrop-filter:blur(6px)}
  .mobile-cta-bar .btn{flex:1;height:48px;font-size:14px;padding:0 12px}
  .mobile-cta-bar .btn:first-child{flex:1.6}
  body{padding-bottom:64px}
}

/* roulang page: category1 */
:root {
  --primary: #0B6B4F;
  --primary-dark: #07543D;
  --primary-light: #E7F1EC;
  --accent: #B8914A;
  --cta: #E07B39;
  --cta-dark: #C96A2D;
  --bg: #F8F6F2;
  --surface: #FFFFFF;
  --text: #222A29;
  --text-secondary: #5A6664;
  --line: #E2DFD8;
  --radius: 12px;
  --radius-btn: 6px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
  --container: 1200px;
  --space-section: 88px;
  --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "sans-serif";
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color .2s ease;
}

a:hover {
  color: var(--cta);
}

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

button,
input {
  font-family: inherit;
  border: none;
  outline: none;
  background: none;
}

ul,
ol {
  list-style: none;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
  transition: all .25s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--cta);
  color: #fff;
}

.btn-primary:hover {
  background: var(--cta-dark);
  color: #fff;
  box-shadow: 0 0 0 6px rgba(224, 123, 57, 0.15);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

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

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

.btn-outline:focus-visible {
  outline: 2px solid var(--cta);
  outline-offset: 2px;
}

/* ========== 导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}

.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 24px;
}

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

.brand-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .5px;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,0.14);
}

.brand-name {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: .3px;
}

.brand-name small {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 1px;
  margin-top: 2px;
}

.header-search {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 4px 0 14px;
  height: 40px;
  width: 300px;
  transition: border-color .2s, box-shadow .2s;
}

.header-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(11, 107, 79, 0.12);
}

.header-search input {
  flex: 1;
  font-size: 14px;
  color: var(--text);
  background: transparent;
}

.header-search input::placeholder {
  color: #9aa3a1;
}

.header-search button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 32px;
  border-radius: 4px;
  color: var(--primary);
  cursor: pointer;
  transition: background .2s;
}

.header-search button:hover {
  background: var(--primary-light);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all .3s;
}

.header-nav {
  border-top: 1px solid var(--line);
  background: rgba(255,255,255,0.95);
}

.header-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  gap: 20px;
  flex-wrap: wrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  display: inline-block;
  padding: 6px 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: 6px;
  transition: all .2s;
}

.nav-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
  position: relative;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 2px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.nav-hot {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.hot-label {
  color: var(--text-secondary);
}

.hot-tag {
  display: inline-block;
  padding: 2px 12px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  font-size: 12px;
  color: var(--primary-dark);
  transition: all .2s;
}

.hot-tag:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ========== 分类 Hero ========== */
.category-hero {
  background-image: linear-gradient(rgba(255,255,255,0.70), rgba(248,246,242,0.88)), url("/assets/images/backpic/back-1.png");
  background-size: cover;
  background-position: center;
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--line);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.breadcrumb a {
  color: var(--text-secondary);
}

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

.breadcrumb-sep {
  color: #b9c0be;
}

.breadcrumb-current {
  color: var(--text);
  font-weight: 600;
}

.category-hero h1 {
  font-size: 36px;
  line-height: 1.3;
  color: var(--text);
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}

.category-hero-desc {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* ========== 分类布局 ========== */
.category-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  padding-top: 48px;
  padding-bottom: 72px;
}

/* 侧边栏 */
.category-sidebar .sidebar-inner {
  position: sticky;
  top: 130px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.sidebar-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-nav a {
  padding: 8px 12px;
  font-size: 15px;
  color: var(--text);
  border-radius: 6px;
  transition: all .2s;
}

.sidebar-nav a:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.sidebar-back {
  display: block;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: color .2s;
}

.sidebar-back:hover {
  color: var(--cta);
}

/* ========== 内容区 ========== */
.category-main {
  min-width: 0;
}

.content-block {
  margin-bottom: 48px;
  scroll-margin-top: 140px;
}

.content-block h2 {
  font-size: 28px;
  line-height: 1.3;
  color: var(--text);
  margin-bottom: 16px;
  padding-left: 16px;
  border-left: 4px solid var(--accent);
}

.content-block p {
  margin-bottom: 14px;
  color: var(--text);
}

.content-block p + p {
  margin-top: 10px;
}

.content-image {
  margin-top: 22px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.content-image img {
  display: block;
  width: 100%;
  height: auto;
  min-height: 220px;
}

/* 入驻条件列表 */
.condition-list {
  margin: 18px 0;
}

.condition-list li {
  position: relative;
  padding: 12px 16px 12px 40px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.7;
  transition: border-color .2s, box-shadow .2s;
}

.condition-list li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 17px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.condition-list li:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.condition-list li strong {
  color: var(--primary-dark);
  font-weight: 700;
}

/* 流程步骤 */
.process-steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 24px 0;
}

.step-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
  transition: all .25s ease;
}

.step-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 14px;
}

.step-item h3 {
  font-size: 18px;
  color: var(--text);
  margin-bottom: 8px;
}

.step-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

/* 服务卡片 */
.service-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 24px 0;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  transition: all .25s ease;
}

.service-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.service-card h3 {
  font-size: 18px;
  color: var(--primary-dark);
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--primary-light);
}

.service-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

/* FAQ */
.faq-list {
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
  background: transparent;
  transition: background .3s;
}

.faq-item[open] {
  background: var(--primary-light);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  transition: color .2s;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--line);
  font-size: 20px;
  font-weight: 400;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform .3s, background .3s;
}

.faq-item[open] summary {
  color: var(--primary);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.faq-answer {
  padding: 0 16px 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.faq-answer p {
  margin-bottom: 8px;
}

/* CTA */
.cta-block {
  background: var(--primary-dark);
  border-radius: var(--radius);
  padding: 48px 40px;
  text-align: center;
  margin-top: 16px;
  position: relative;
  overflow: hidden;
}

.cta-block::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(11,107,79,0.6) 0%, transparent 60%);
}

.cta-block h2 {
  font-size: 26px;
  color: #fff;
  margin-bottom: 12px;
  border: none;
  padding: 0;
  position: relative;
}

.cta-block p {
  color: rgba(255,255,255,0.85);
  font-size: 15px;
  max-width: 520px;
  margin: 0 auto 28px;
  position: relative;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  position: relative;
  flex-wrap: wrap;
}

/* 返回首页 */
.back-home {
  margin-top: 28px;
  text-align: center;
}

.back-home a {
  display: inline-block;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  transition: all .2s;
}

.back-home a:hover {
  color: var(--cta);
  transform: translateX(-3px);
}

/* ========== 页脚 ========== */
footer {
  background: #0A2A22;
  color: rgba(255,255,255,0.9);
}

.footer-main {
  padding: 56px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}

.footer-logo-text {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,0.7);
  max-width: 300px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 14px;
}

.footer-col ul li {
  margin-bottom: 8px;
  font-size: 14px;
  color: rgba(255,255,255,0.75);
}

.footer-col ul li a {
  color: rgba(255,255,255,0.75);
  transition: color .2s;
}

.footer-col ul li a:hover {
  color: var(--accent);
}

.footer-qr {
  width: 96px;
  height: 96px;
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
}

.footer-qr img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 16px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

/* ========== 浮动 CTA ========== */
.floating-cta {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 90;
  display: block;
}

.floating-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--cta);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 6px 20px rgba(224,123,57,0.35);
  transition: all .25s;
}

.floating-cta a:hover {
  background: var(--cta-dark);
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 10px 28px rgba(224,123,57,0.45);
  color: #fff;
}

.mobile-cta-bar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  background: var(--surface);
  border-top: 1px solid var(--line);
  padding: 10px 16px;
  gap: 10px;
  align-items: center;
  box-shadow: 0 -4px 16px rgba(0,0,0,0.06);
}

.mobile-cta-bar .btn {
  flex: 1;
  padding: 12px 12px;
  font-size: 14px;
}

/* ========== 响应式 ========== */
@media (max-width: 1023px) {
  :root {
    --space-section: 64px;
  }

  .header-top-inner {
    min-height: 56px;
  }

  .header-search {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    flex-direction: column;
    align-items: stretch;
    padding: 12px 0;
  }

  .nav-link {
    padding: 10px 16px;
  }

  .nav-link.active::after {
    display: none;
  }

  .header-nav {
    display: none;
  }

  .header-nav.open {
    display: block;
  }

  .header-nav-inner {
    flex-direction: column;
    align-items: stretch;
    padding-bottom: 12px;
  }

  .nav-hot {
    padding: 8px 4px;
    border-top: 1px solid var(--line);
    flex-wrap: wrap;
  }

  .category-layout {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 32px;
  }

  .category-sidebar {
    order: -1;
  }

  .category-sidebar .sidebar-inner {
    position: static;
    top: auto;
    border-radius: 8px;
    padding: 14px 18px;
  }

  .sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
  }

  .sidebar-nav a {
    font-size: 14px;
    padding: 6px 12px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--bg);
  }

  .sidebar-nav a:hover {
    background: var(--primary-light);
    border-color: var(--primary);
  }

  .sidebar-back {
    display: none;
  }

  .category-hero h1 {
    font-size: 30px;
  }

  .content-block h2 {
    font-size: 24px;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .floating-cta {
    display: none;
  }

  .mobile-cta-bar {
    display: flex;
  }

  body {
    padding-bottom: 0;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .service-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-block {
    padding: 40px 28px;
  }
}

@media (max-width: 767px) {
  .brand-name {
    font-size: 16px;
  }

  .brand-name small {
    font-size: 10px;
  }

  .brand-logo {
    width: 32px;
    height: 32px;
    font-size: 13px;
  }

  .category-hero {
    padding: 40px 0 32px;
  }

  .category-hero h1 {
    font-size: 26px;
  }

  .category-hero-desc {
    font-size: 15px;
  }

  .breadcrumb {
    margin-bottom: 10px;
    font-size: 12px;
  }

  .category-layout {
    padding-bottom: 48px;
  }

  .content-block {
    margin-bottom: 40px;
  }

  .content-block h2 {
    font-size: 22px;
    padding-left: 12px;
  }

  .service-card-grid {
    grid-template-columns: 1fr;
  }

  .cta-block {
    padding: 32px 20px;
  }

  .cta-block h2 {
    font-size: 22px;
  }

  .cta-actions {
    flex-direction: column;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-main {
    padding: 40px 0 24px;
  }

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

@media (min-width: 768px) {
  .mobile-cta-bar {
    display: none;
  }
}

@media (min-width: 1024px) {
  .mobile-cta-bar {
    display: none;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .floating-cta {
    display: none;
  }
}