/* roulang page: index */
/* =====================================================
   mk体育 设计系统
   ===================================================== */
:root {
  --ink: #1C1E21;
  --copper: #B8863B;
  --copper-bright: #D4A557;
  --paper: #F6F3EE;
  --paper-deep: #EDE8DE;
  --text-main: #24262A;
  --text-sub: #6E6A63;
  --line: rgba(28, 30, 33, 0.12);
  --ok: #2E7D5B;
  --error: #B34A4A;
  --shadow-sm: 0 4px 12px rgba(28, 30, 33, 0.08);
  --shadow-md: 0 8px 24px rgba(28, 30, 33, 0.06);
  --shadow-lg: 0 16px 40px rgba(28, 30, 33, 0.14);
  --r-sm: 6px;
  --r: 12px;
  --r-lg: 16px;
  --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-stack);
  background: var(--paper);
  color: var(--text-main);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  padding-top: 92px;
  overflow-x: hidden;
}

a {
  color: var(--copper);
  text-decoration: none;
  transition: color 0.2s ease-out;
}
a:hover { color: var(--copper-bright); }

img { max-width: 100%; display: block; }
ul, ol { list-style: none; }

.container {
  max-width: 1200px;
  padding-left: 24px;
  padding-right: 24px;
}

/* ========= 按钮体系 ========= */
.btn {
  --bs-btn-font-family: var(--font-stack);
  height: 44px;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: 15px;
  padding: 0 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease-out;
}
.btn:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
  box-shadow: none;
}

.btn-primary {
  --bs-btn-bg: var(--copper);
  --bs-btn-border-color: var(--copper);
  --bs-btn-hover-bg: var(--copper-bright);
  --bs-btn-hover-border-color: var(--copper-bright);
  --bs-btn-active-bg: var(--copper);
  --bs-btn-active-border-color: var(--copper);
  --bs-btn-disabled-bg: var(--copper);
  --bs-btn-disabled-border-color: var(--copper);
  color: #fff;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
  color: #fff;
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-outline-copper {
  background: transparent;
  border: 1px solid var(--copper);
  color: var(--copper);
  height: 44px;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: 15px;
  padding: 0 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease-out;
}
.btn-outline-copper:hover {
  background: var(--copper);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.btn-outline-copper:active {
  transform: translateY(0);
}

.btn-text-copper {
  background: transparent;
  border: none;
  color: var(--copper);
  font-weight: 600;
  font-size: 15px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s ease-out;
}
.btn-text-copper:hover { color: var(--copper-bright); }
.btn-text-copper .arrow {
  transition: transform 0.2s ease-out;
}
.btn-text-copper:hover .arrow {
  transform: translateY(3px);
}

/* ========= 板块标题 ========= */
.section-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.3;
  position: relative;
  padding-left: 18px;
  margin-bottom: 40px;
}
.section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  bottom: 7px;
  width: 4px;
  border-radius: 2px;
  background: var(--copper);
}

.section-desc {
  color: var(--text-sub);
  font-size: 16px;
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 40px;
}

/* ========= 浮动 Dock 导航 ========= */
.dock-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1030;
  width: 100%;
  max-width: 1100px;
  padding: 0 24px;
}

.dock-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  background: rgba(28, 30, 33, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--r);
  padding: 6px 8px 6px 20px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.dock-logo {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.dock-logo:hover { color: var(--copper-bright); }
.dock-logo .logo-mark {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--copper);
  display: inline-block;
}

.dock-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
}
.dock-link {
  position: relative;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 16px;
  border-radius: var(--r-sm);
  transition: color 0.2s ease-out;
}
.dock-link::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 4px;
  height: 2px;
  border-radius: 1px;
  background: var(--copper);
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity 0.25s ease-out, transform 0.25s ease-out;
}
.dock-link:hover {
  color: #fff;
}
.dock-link:hover::after,
.dock-link.active::after {
  opacity: 1;
  transform: scaleX(1);
}
.dock-link.active {
  color: var(--copper-bright);
}

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

.dock-search {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background 0.2s ease-out, color 0.2s ease-out;
}
.dock-search:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}
.dock-search:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

.dock-nav .btn {
  height: 38px;
  padding: 0 18px;
  font-size: 14px;
}

.dock-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  padding: 9px;
  border-radius: var(--r-sm);
  cursor: pointer;
}
.dock-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: #fff;
  border-radius: 1px;
  transition: transform 0.25s ease-out, opacity 0.2s ease-out;
}
.dock-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.dock-toggle.active span:nth-child(2) { opacity: 0; }
.dock-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========= 倒计时条 ========= */
.countdown-bar {
  background: var(--ink);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.cd-wrap {
  min-height: 56px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding-top: 8px;
  padding-bottom: 8px;
}
.cd-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  white-space: nowrap;
}
.cd-label i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--copper);
  box-shadow: 0 0 0 3px rgba(184, 134, 59, 0.25);
}
.cd-timer {
  display: flex;
  align-items: center;
  gap: 6px;
  font-variant-numeric: tabular-nums;
}
.cd-block {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
}
.cd-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 34px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--r-sm);
  font-size: 20px;
  font-weight: 700;
  color: var(--copper-bright);
  padding: 0 8px;
}
.cd-unit {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}
.cd-sep {
  color: rgba(255, 255, 255, 0.3);
  font-weight: 700;
}
.cd-btn {
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--copper);
  color: var(--copper-bright);
  height: 34px;
  padding: 0 18px;
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  transition: all 0.25s ease-out;
  white-space: nowrap;
}
.cd-btn:hover {
  background: var(--copper);
  color: #fff;
}

/* ========= Hero ========= */
.hero {
  padding: 88px 0;
  background: var(--paper);
  background-image:
    linear-gradient(rgba(28, 30, 33, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28, 30, 33, 0.03) 1px, transparent 1px);
  background-size: 44px 44px;
  position: relative;
  overflow: hidden;
}
.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--ink);
  margin: 0 0 20px;
}

.hero-sub {
  font-size: 17px;
  font-weight: 400;
  line-height: 1.75;
  color: var(--text-sub);
  max-width: 480px;
  margin-bottom: 28px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}
.hero-stat small {
  display: block;
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.4;
}
.hero-stat strong {
  font-size: 26px;
  font-weight: 800;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.hero-visual {
  position: relative;
  margin-left: 16px;
}
.hero-main {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}
.hero-float {
  position: absolute;
  bottom: -24px;
  left: -28px;
  width: 180px;
  height: 135px;
  object-fit: cover;
  border-radius: var(--r);
  border: 4px solid var(--paper);
  box-shadow: var(--shadow-md);
  transform: rotate(-2deg);
  transition: transform 0.3s ease-out;
}
.hero-visual:hover .hero-float {
  transform: rotate(0deg) translateY(-4px);
}

/* ========= 卖点拆解 1+3 ========= */
.benefits {
  padding: 96px 0;
  background: var(--paper);
}
.benefit-grid {
  gap: 0;
}
.benefit-feature {
  padding: 32px 36px 32px 0;
  border-right: 1px solid var(--line);
}
.benefit-feature .b-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--r-sm);
  background: rgba(184, 134, 59, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.benefit-feature h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.benefit-feature p {
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 0;
}

.benefit-items {
  padding-left: 36px;
}
.benefit-item {
  padding: 24px 24px 24px 0;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.benefit-item:last-child {
  border-bottom: none;
}
.benefit-item .b-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  background: rgba(184, 134, 59, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}
.benefit-item h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}
.benefit-item p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.65;
  margin-bottom: 0;
}

.b-icon svg {
  stroke: var(--copper);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ========= 亮点图墙 ========= */
.gallery {
  padding: 96px 0;
  background: var(--paper-deep);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.g-item {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  cursor: pointer;
  background: var(--paper);
}
.g-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease-out;
}
.g-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(28, 30, 33, 0.75), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease-out;
}
.g-item:hover::after {
  opacity: 1;
}
.g-item:hover img {
  transform: scale(1.03);
}
.g-item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 24px;
  z-index: 2;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease-out, transform 0.3s ease-out;
}
.g-item:hover figcaption {
  opacity: 1;
  transform: translateY(0);
}
.g-item figcaption strong {
  display: block;
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}
.g-item figcaption small {
  color: rgba(255, 255, 255, 0.75);
  font-size: 13px;
  line-height: 1.5;
  display: block;
}
.g-item .g-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--copper-bright);
  font-size: 13px;
  font-weight: 600;
  margin-top: 8px;
}

.g-item-1 { grid-column: span 7; height: 320px; }
.g-item-2 { grid-column: span 5; height: 260px; margin-top: 40px; }
.g-item-3 { grid-column: span 4; height: 280px; margin-top: -24px; }
.g-item-4 { grid-column: span 8; height: 300px; margin-top: -16px; }

/* ========= CTA + 表单 ========= */
.cta-section {
  padding: 96px 0;
  background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
  position: relative;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(28, 30, 33, 0.9);
  backdrop-filter: blur(2px);
}
.cta-inner {
  position: relative;
  z-index: 1;
  color: #fff;
}
.cta-inner .row {
  align-items: center;
}
.cta-title {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
  color: #fff;
}
.cta-desc {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.7);
  max-width: 440px;
  margin-bottom: 0;
}

.cta-form {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--r-lg);
  padding: 32px;
  backdrop-filter: blur(4px);
}
.cta-form label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 6px;
}
.cta-form .form-control,
.cta-form .form-select {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 0;
  color: #fff;
  height: 44px;
  padding: 0 4px;
  font-size: 15px;
  box-shadow: none;
  transition: border-color 0.25s ease-out;
}
.cta-form .form-control:focus,
.cta-form .form-select:focus {
  border-color: var(--copper);
  box-shadow: 0 2px 0 0 var(--copper);
  background: transparent;
  color: #fff;
}
.cta-form .form-control::placeholder {
  color: rgba(255, 255, 255, 0.4);
}
.cta-form .form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23B8863B' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 4px center;
  appearance: none;
  -webkit-appearance: none;
}
.cta-form .form-select option {
  color: var(--text-main);
  background: var(--paper);
}
.cta-form .form-group {
  margin-bottom: 20px;
}
.cta-form .btn {
  width: 100%;
  margin-top: 8px;
}

/* ========= FAQ ========= */
.faq-section {
  padding: 96px 0;
  background: var(--paper);
}
.faq-left .section-title {
  margin-bottom: 16px;
}
.faq-left p {
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 24px;
}
.faq-left .faq-line {
  width: 48px;
  height: 3px;
  border-radius: 2px;
  background: var(--copper);
  margin-top: 8px;
}

.faq-accordion .accordion-item {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
}
.faq-accordion .accordion-item:first-child {
  border-top: 1px solid var(--line);
}
.faq-accordion .accordion-button {
  background: transparent;
  border: none;
  box-shadow: none;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  padding: 20px 40px 20px 0;
  transition: color 0.2s ease-out;
}
.faq-accordion .accordion-button:not(.collapsed) {
  color: var(--copper);
  background: transparent;
  box-shadow: none;
}
.faq-accordion .accordion-button:focus {
  box-shadow: none;
  outline: 2px solid var(--copper);
  outline-offset: -2px;
  border-radius: var(--r-sm);
}
.faq-accordion .accordion-button::after {
  background-image: none;
  content: '+';
  font-size: 24px;
  font-weight: 300;
  color: var(--copper);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease-out;
  position: absolute;
  right: 0;
}
.faq-accordion .accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
}
.faq-accordion .accordion-body {
  padding: 0 40px 22px 0;
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.75;
}

/* ========= 最新资讯 CMS ========= */
.news-section {
  padding: 96px 0;
  background: var(--paper-deep);
}
.news-grid {
  row-gap: 24px;
}
.news-card {
  display: block;
  height: 100%;
  background: #fff;
  border-radius: var(--r);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform 0.25s ease-out, box-shadow 0.25s ease-out;
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.news-thumb {
  position: relative;
  height: 170px;
  overflow: hidden;
  background: var(--paper-deep);
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease-out;
}
.news-card:hover .news-thumb img {
  transform: scale(1.02);
}
.news-thumb .news-cat-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(28, 30, 33, 0.75);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 999px;
}
.news-thumb .news-cat-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--copper-bright);
}
.news-body {
  padding: 20px 22px 18px;
}
.news-body h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.2s ease-out;
}
.news-card:hover .news-body h3 {
  color: var(--copper);
}
.news-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.65;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.news-time {
  font-size: 13px;
  color: var(--text-sub);
}
.news-read {
  font-size: 13px;
  font-weight: 600;
  color: var(--copper);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s ease-out;
}
.news-card:hover .news-read {
  gap: 8px;
}

.news-empty {
  grid-column: 1 / -1;
  background: var(--paper);
  border: 1px dashed var(--line);
  border-radius: var(--r);
  padding: 60px 24px;
  text-align: center;
  color: var(--text-sub);
  font-size: 15px;
}
.news-empty svg {
  margin: 0 auto 12px;
  opacity: 0.4;
}

/* ========= 页脚 ========= */
.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 0 32px;
  font-size: 14px;
  line-height: 1.7;
}
.site-footer .footer-brand {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.site-footer .footer-brand .logo-mark {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--copper);
  display: inline-block;
}
.site-footer p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.75;
}
.site-footer h5 {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.site-footer ul {
  margin: 0;
  padding: 0;
}
.site-footer ul li {
  margin-bottom: 8px;
}
.site-footer ul a {
  color: rgba(255, 255, 255, 0.65);
  transition: color 0.2s ease-out;
}
.site-footer ul a:hover {
  color: var(--copper-bright);
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: rgba(255, 255, 255, 0.6);
}
.footer-contact svg {
  flex-shrink: 0;
  margin-top: 5px;
  stroke: var(--copper);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 48px;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
}

/* ========= 进入动画 ========= */
.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========= 响应式 ========= */
@media (max-width: 991.98px) {
  body {
    padding-top: 88px;
  }
  .dock-nav {
    padding: 0 16px;
  }
  .dock-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    background: rgba(28, 30, 33, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--r);
    padding: 12px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    box-shadow: var(--shadow-lg);
  }
  .dock-menu.open {
    display: flex;
  }
  .dock-link {
    padding: 14px 16px;
    border-radius: var(--r-sm);
    font-size: 15px;
  }
  .dock-link::after {
    display: none;
  }
  .dock-link.active {
    background: rgba(184, 134, 59, 0.15);
    color: var(--copper-bright);
  }
  .dock-toggle {
    display: flex;
  }
  .dock-nav .btn {
    display: none;
  }

  .hero h1 {
    font-size: 34px;
  }
  .hero {
    padding: 64px 0;
  }
  .hero-visual {
    margin-left: 0;
    margin-top: 48px;
  }
  .hero-float {
    left: 8px;
  }

  .benefits {
    padding: 64px 0;
  }
  .benefit-feature {
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding: 24px 0 32px;
  }
  .benefit-items {
    padding-left: 0;
    padding-top: 8px;
  }
  .benefit-item {
    padding: 20px 16px 20px 0;
  }

  .gallery {
    padding: 64px 0;
  }
  .g-item-1 { grid-column: span 7; height: 260px; }
  .g-item-2 { grid-column: span 5; height: 220px; margin-top: 24px; }
  .g-item-3 { grid-column: span 5; height: 220px; margin-top: 0; }
  .g-item-4 { grid-column: span 7; height: 260px; margin-top: -24px; }

  .cta-section {
    padding: 64px 0;
  }
  .cta-title {
    font-size: 28px;
  }
  .cta-form {
    margin-top: 32px;
  }

  .faq-section {
    padding: 64px 0;
  }
  .news-section {
    padding: 64px 0;
  }
}

@media (max-width: 575.98px) {
  body {
    padding-top: 82px;
  }
  .dock-logo {
    font-size: 19px;
  }
  .dock-search {
    display: none;
  }
  .dock-inner {
    padding-left: 16px;
  }

  .cd-wrap {
    gap: 10px;
    padding-top: 10px;
    padding-bottom: 10px;
  }
  .cd-label {
    font-size: 13px;
  }
  .cd-num {
    min-width: 32px;
    height: 30px;
    font-size: 18px;
    padding: 0 5px;
  }
  .cd-unit {
    display: none;
  }
  .cd-btn {
    margin-left: auto;
  }

  .hero {
    padding: 48px 0;
  }
  .hero h1 {
    font-size: 30px;
  }
  .hero-sub {
    font-size: 16px;
  }
  .hero-stats {
    gap: 20px;
  }
  .hero-stat strong {
    font-size: 22px;
  }
  .hero-visual {
    margin-top: 40px;
  }
  .hero-main {
    height: 260px;
  }
  .hero-float {
    width: 130px;
    height: 100px;
    left: 4px;
    bottom: -20px;
  }

  .section-title {
    font-size: 24px;
    margin-bottom: 24px;
  }

  .benefit-feature h3 {
    font-size: 20px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .g-item-1,
  .g-item-2,
  .g-item-3,
  .g-item-4 {
    grid-column: 1 / -1;
    height: 220px;
    margin-top: 0;
  }

  .cta-form {
    padding: 24px 20px;
  }
  .cta-title {
    font-size: 24px;
  }

  .faq-accordion .accordion-button {
    font-size: 15px;
    padding-right: 36px;
  }
  .faq-accordion .accordion-body {
    padding-right: 0;
    font-size: 14px;
  }

  .news-grid {
    row-gap: 16px;
  }
  .news-thumb {
    height: 160px;
  }

  .site-footer {
    padding: 48px 0 24px;
  }
  .site-footer .col-6,
  .site-footer .col-lg-3 {
    margin-bottom: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --ink: #1C1E21;
            --copper: #B8863B;
            --copper-bright: #D4A557;
            --paper: #F6F3EE;
            --paper-deep: #EDE8DE;
            --text-main: #24262A;
            --text-sub: #6E6A63;
            --line: rgba(28, 30, 33, 0.12);
            --ok: #2E7D5B;
            --error: #B34A4A;
            --radius-sm: 6px;
            --radius: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 12px rgba(28, 30, 33, 0.08);
            --shadow-md: 0 8px 24px rgba(28, 30, 33, 0.06);
            --shadow-lg: 0 16px 40px rgba(28, 30, 33, 0.14);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
            --transition: 0.25s ease-out;
        }

        /* ===== 基础 reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-sans);
            background-color: var(--paper);
            color: var(--text-main);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--copper);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--copper-bright);
        }

        button {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ===== Bootstrap 覆盖 ===== */
        .btn {
            border-radius: 6px;
            padding: 10px 24px;
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            min-width: 88px;
            min-height: 44px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: 1px solid transparent;
        }

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

        .btn-primary:hover {
            background-color: var(--copper-bright);
            border-color: var(--copper-bright);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

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

        .btn-primary:focus-visible {
            outline: 2px solid var(--copper);
            outline-offset: 2px;
            box-shadow: none;
        }

        .btn-outline-light {
            background-color: transparent;
            border: 1px solid rgba(255, 255, 255, 0.6);
            color: #fff;
        }

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

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

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        /* ===== Dock 导航 ===== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1030;
            width: calc(100% - 32px);
            max-width: 1100px;
            background: rgba(28, 30, 33, 0.82);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: 10px;
            padding: 8px;
            box-shadow: var(--shadow-lg);
        }

        .dock-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 0 8px;
            min-height: 40px;
        }

        .dock-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: #fff;
            text-decoration: none;
            white-space: nowrap;
        }

        .dock-logo:hover {
            color: var(--copper-bright);
        }

        .logo-mark {
            display: inline-block;
            width: 10px;
            height: 10px;
            background: var(--copper);
            border-radius: 2px;
            transform: rotate(45deg);
            box-shadow: 0 0 0 4px rgba(184, 134, 59, 0.2);
        }

        .dock-menu {
            display: flex;
            align-items: center;
            gap: 24px;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .dock-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 8px 4px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            text-decoration: none;
            transition: color var(--transition);
        }

        .dock-link::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 2px;
            background: var(--copper);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform var(--transition);
        }

        .dock-link:hover {
            color: #fff;
        }

        .dock-link:hover::after,
        .dock-link.active::after {
            transform: scaleX(1);
        }

        .dock-link.active {
            color: var(--copper-bright);
            font-weight: 600;
        }

        .dock-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .dock-search {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border: none;
            background: transparent;
            border-radius: 6px;
            color: rgba(255, 255, 255, 0.7);
            cursor: pointer;
            transition: background var(--transition), color var(--transition);
        }

        .dock-search:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--copper-bright);
        }

        .dock-search:focus-visible {
            outline: 2px solid var(--copper);
            outline-offset: 2px;
        }

        .dock-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 4px;
            width: 40px;
            height: 40px;
            border: none;
            background: transparent;
            border-radius: 6px;
            padding: 8px;
            cursor: pointer;
        }

        .dock-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: rgba(255, 255, 255, 0.85);
            border-radius: 2px;
            transition: background var(--transition);
        }

        .dock-toggle:hover span {
            background: var(--copper-bright);
        }

        .dock-toggle:focus-visible {
            outline: 2px solid var(--copper);
            outline-offset: 2px;
        }

        @media (max-width: 991.98px) {
            .dock-menu {
                position: absolute;
                top: calc(100% + 10px);
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                background: rgba(28, 30, 33, 0.96);
                backdrop-filter: blur(12px);
                border-radius: 10px;
                padding: 8px;
                box-shadow: var(--shadow-lg);
                display: none;
            }

            .dock-menu.open {
                display: flex;
            }

            .dock-link {
                padding: 14px 12px;
                font-size: 16px;
                border-radius: 6px;
            }

            .dock-link::after {
                display: none;
            }

            .dock-link:hover {
                background: rgba(255, 255, 255, 0.06);
            }

            .dock-toggle {
                display: inline-flex;
            }

            .dock-inner .btn-primary {
                display: none;
            }
        }

        @media (max-width: 575.98px) {
            .dock-nav {
                top: 12px;
            }

            .dock-logo {
                font-size: 18px;
            }

            .dock-menu {
                top: calc(100% + 8px);
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            padding-top: 104px;
        }

        .breadcrumb {
            margin: 0;
            padding: 0 0 8px;
            background: transparent;
            font-size: 13px;
            color: var(--text-sub);
        }

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

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

        .breadcrumb-item.active {
            color: var(--copper);
        }

        .breadcrumb-item + .breadcrumb-item::before {
            content: "›";
            color: rgba(28, 30, 33, 0.35);
            padding: 0 8px;
        }

        @media (max-width: 575.98px) {
            .breadcrumb-bar {
                padding-top: 96px;
            }
        }

        /* ===== 通用板块标题 ===== */
        .section-head {
            margin-bottom: 48px;
        }

        .section-head.center {
            text-align: center;
        }

        .section-head h2 {
            position: relative;
            font-size: 28px;
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.3;
            margin-bottom: 12px;
            padding-left: 18px;
        }

        .section-head h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.15em;
            bottom: 0.15em;
            width: 4px;
            background: var(--copper);
            border-radius: 2px;
        }

        .section-head.center h2 {
            padding-left: 0;
        }

        .section-head.center h2::before {
            display: none;
        }

        .section-head p {
            font-size: 15px;
            color: var(--text-sub);
            margin: 0;
            max-width: 560px;
        }

        .section-head.center p {
            margin-left: auto;
            margin-right: auto;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--copper);
            background: rgba(184, 134, 59, 0.1);
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }

        .section-tag::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--copper);
        }

        /* ===== Hero ===== */
        .category-hero {
            padding: 64px 0 80px;
            background: var(--paper);
            background-image: linear-gradient(rgba(28, 30, 33, 0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(28, 30, 33, 0.025) 1px, transparent 1px);
            background-size: 40px 40px;
            border-bottom: 1px solid var(--line);
        }

        .category-hero h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 20px;
            color: var(--ink);
        }

        .hero-lead {
            font-size: 17px;
            line-height: 1.75;
            color: var(--text-sub);
            max-width: 480px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 15px;
            color: var(--ink);
            background: none;
            border: none;
            padding: 12px 4px;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
        }

        .btn-text:hover {
            color: var(--copper);
            border-bottom-color: var(--copper);
        }

        .btn-text:focus-visible {
            outline: 2px solid var(--copper);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .hero-points {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 16px 28px;
        }

        .hero-points li {
            position: relative;
            font-size: 14px;
            color: var(--text-main);
            padding-left: 18px;
        }

        .hero-points li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.55em;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--copper);
        }

        .hero-visual {
            position: relative;
            padding-right: 32px;
        }

        .hero-visual .img-main {
            width: 100%;
            height: auto;
            min-height: 300px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
        }

        .hero-visual .img-float {
            position: absolute;
            right: 0;
            bottom: -24px;
            width: 42%;
            border-radius: var(--radius);
            border: 4px solid var(--paper);
            box-shadow: var(--shadow-md);
            transform: rotate(-2deg);
            transition: transform var(--transition);
        }

        .hero-visual .img-float:hover {
            transform: rotate(0deg) scale(1.02);
        }

        @media (max-width: 991.98px) {
            .category-hero {
                padding: 48px 0 64px;
            }

            .category-hero h1 {
                font-size: 34px;
            }

            .hero-visual {
                margin-top: 40px;
                padding-right: 16px;
            }

            .hero-visual .img-float {
                bottom: -16px;
            }
        }

        @media (max-width: 575.98px) {
            .category-hero {
                padding: 40px 0 48px;
            }

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

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

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

            .hero-points {
                flex-direction: column;
                gap: 10px;
            }
        }

        /* ===== 图文交替块 ===== */
        .feature-block {
            padding: 96px 0;
            border-bottom: 1px solid var(--line);
        }

        .feature-block:nth-of-type(odd) {
            background: var(--paper);
        }

        .feature-block:nth-of-type(even) {
            background: var(--paper-deep);
        }

        .feature-block + .feature-block {
            margin-top: 0;
        }

        .feature-media img {
            width: 100%;
            height: auto;
            min-height: 280px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            transition: transform 0.3s ease-out, box-shadow 0.3s ease-out;
        }

        .feature-media img:hover {
            transform: scale(1.015);
            box-shadow: var(--shadow-lg);
        }

        .feature-content {
            padding: 16px 0;
        }

        .row-index {
            display: inline-block;
            font-size: 14px;
            font-weight: 700;
            color: var(--copper);
            letter-spacing: 0.08em;
            margin-bottom: 12px;
            background: rgba(184, 134, 59, 0.1);
            padding: 4px 12px;
            border-radius: 999px;
        }

        .feature-content h2 {
            font-size: 28px;
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.3;
            color: var(--ink);
            margin-bottom: 16px;
        }

        .feature-content p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-sub);
            margin-bottom: 20px;
        }

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

        .feature-list li {
            position: relative;
            padding-left: 24px;
            margin-bottom: 10px;
            font-size: 15px;
            line-height: 1.6;
            color: var(--text-main);
        }

        .feature-list li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.5em;
            width: 12px;
            height: 7px;
            border-left: 2px solid var(--copper);
            border-bottom: 2px solid var(--copper);
            transform: rotate(-45deg);
        }

        .feature-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 15px;
            color: var(--copper);
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }

        .feature-link:hover {
            color: var(--copper-bright);
            border-bottom-color: var(--copper);
        }

        @media (max-width: 991.98px) {
            .feature-block {
                padding: 64px 0;
            }

            .feature-media {
                margin-bottom: 24px;
            }
        }

        @media (max-width: 575.98px) {
            .feature-block {
                padding: 48px 0;
            }

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

        /* ===== 场景卡片 ===== */
        .scene-section {
            padding: 96px 0;
            background: var(--ink);
        }

        .scene-section .section-head h2 {
            color: #fff;
        }

        .scene-section .section-head h2::before {
            background: var(--copper);
        }

        .scene-section .section-head p {
            color: rgba(255, 255, 255, 0.6);
        }

        .scene-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            padding: 32px 28px;
            min-height: 280px;
            transition: background var(--transition), transform var(--transition), border-color var(--transition);
        }

        .scene-card:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(184, 134, 59, 0.5);
            transform: translateY(-4px);
        }

        .scene-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(184, 134, 59, 0.15);
            color: var(--copper-bright);
            margin-bottom: 20px;
        }

        .scene-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .scene-card p {
            font-size: 15px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 16px;
        }

        .scene-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            padding: 0;
            margin: 0;
            list-style: none;
        }

        .scene-tags li {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            background: rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            padding: 4px 12px;
        }

        @media (max-width: 991.98px) {
            .scene-section {
                padding: 64px 0;
            }

            .scene-card {
                min-height: auto;
                margin-bottom: 16px;
            }
        }

        @media (max-width: 575.98px) {
            .scene-section {
                padding: 48px 0;
            }

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

        /* ===== 流程 ===== */
        .flow-section {
            padding: 96px 0;
            background: var(--paper);
        }

        .flow-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 24px;
        }

        .flow-step {
            position: relative;
            padding: 28px 20px;
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow-md);
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .flow-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .flow-num {
            font-size: 32px;
            font-weight: 800;
            color: rgba(184, 134, 59, 0.25);
            font-variant-numeric: tabular-nums;
            line-height: 1;
            margin-bottom: 16px;
            display: block;
        }

        .flow-step h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 10px;
        }

        .flow-step p {
            font-size: 14px;
            line-height: 1.65;
            color: var(--text-sub);
            margin: 0;
        }

        .flow-arrow {
            display: none;
        }

        @media (max-width: 991.98px) {
            .flow-section {
                padding: 64px 0;
            }

            .flow-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 575.98px) {
            .flow-section {
                padding: 48px 0;
            }

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

        /* ===== 数据条 ===== */
        .stats-section {
            padding: 64px 0;
            background: var(--paper-deep);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .stat-item {
            text-align: center;
            padding: 16px 8px;
        }

        .stat-num {
            font-size: 44px;
            font-weight: 800;
            color: var(--ink);
            font-variant-numeric: tabular-nums;
            line-height: 1;
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-sub);
            letter-spacing: 0.04em;
        }

        @media (max-width: 575.98px) {
            .stat-num {
                font-size: 34px;
            }

            .stats-section {
                padding: 48px 0;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 96px 0;
            background: var(--paper);
        }

        .cta-panel {
            position: relative;
            background: var(--ink);
            border-radius: var(--radius-lg);
            padding: 72px 48px;
            overflow: hidden;
            text-align: center;
        }

        .cta-panel::before {
            content: "";
            position: absolute;
            top: -40%;
            right: -10%;
            width: 360px;
            height: 360px;
            background: radial-gradient(circle, rgba(184, 134, 59, 0.2) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-panel::after {
            content: "";
            position: absolute;
            bottom: -30%;
            left: -5%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(184, 134, 59, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-panel h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-panel p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.65);
            max-width: 520px;
            margin: 0 auto 36px;
            position: relative;
            z-index: 1;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        @media (max-width: 575.98px) {
            .cta-section {
                padding: 48px 0;
            }

            .cta-panel {
                padding: 48px 24px;
            }

            .cta-panel h2 {
                font-size: 26px;
            }

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

        /* ===== FAQ ===== */
        .faq-section {
            padding: 96px 0;
            background: var(--paper-deep);
        }

        .faq-left {
            position: sticky;
            top: 120px;
        }

        .faq-left h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 14px;
            position: relative;
            padding-left: 18px;
        }

        .faq-left h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.15em;
            bottom: 0.15em;
            width: 4px;
            background: var(--copper);
            border-radius: 2px;
        }

        .faq-left p {
            font-size: 15px;
            color: var(--text-sub);
            margin: 0;
            padding-left: 18px;
        }

        .faq-list {
            background: #fff;
            border-radius: var(--radius);
            padding: 8px 32px;
            box-shadow: var(--shadow-md);
        }

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

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 22px 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            cursor: pointer;
            transition: color var(--transition);
        }

        .faq-question:hover {
            color: var(--copper);
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--copper);
            outline-offset: -2px;
            border-radius: 4px;
        }

        .faq-icon {
            position: relative;
            flex-shrink: 0;
            width: 20px;
            height: 20px;
        }

        .faq-icon::before,
        .faq-icon::after {
            content: "";
            position: absolute;
            background: var(--copper);
            transition: transform var(--transition), opacity var(--transition);
        }

        .faq-icon::before {
            left: 2px;
            right: 2px;
            top: 9px;
            height: 2px;
        }

        .faq-icon::after {
            top: 2px;
            bottom: 2px;
            left: 9px;
            width: 2px;
        }

        .faq-item.open .faq-icon::after {
            transform: rotate(90deg);
            opacity: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease-out;
        }

        .faq-answer p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-sub);
            padding-bottom: 22px;
            margin: 0;
            max-width: 640px;
        }

        @media (max-width: 991.98px) {
            .faq-section {
                padding: 64px 0;
            }

            .faq-left {
                position: static;
                margin-bottom: 32px;
            }
        }

        @media (max-width: 575.98px) {
            .faq-section {
                padding: 48px 0;
            }

            .faq-list {
                padding: 0 20px;
            }

            .faq-question {
                font-size: 15px;
                padding: 18px 0;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--ink);
            padding: 64px 0 32px;
            color: rgba(255, 255, 255, 0.7);
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .site-footer .logo-mark {
            width: 12px;
            height: 12px;
        }

        .site-footer p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 0;
        }

        .site-footer h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

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

        .site-footer ul li {
            margin-bottom: 10px;
        }

        .site-footer ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }

        .site-footer ul a:hover {
            color: var(--copper-bright);
        }

        .site-footer .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }

        .site-footer .footer-contact svg {
            color: var(--copper);
            flex-shrink: 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 48px;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        @media (max-width: 575.98px) {
            .site-footer {
                padding: 48px 0 24px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
        }

        /* ===== 滚动进入动画 ===== */
        .reveal {
            opacity: 0;
            transform: translateY(8px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .reveal.revealed {
            opacity: 1;
            transform: none;
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }

            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }

            .reveal {
                opacity: 1;
                transform: none;
            }
        }

/* roulang page: article */
:root {
  --ink: #1C1E21;
  --copper: #B8863B;
  --copper-bright: #D4A557;
  --paper: #F6F3EE;
  --paper-deep: #EDE8DE;
  --text-main: #24262A;
  --text-sub: #6E6A63;
  --line: rgba(28,30,33,0.12);
  --ok: #2E7D5B;
  --error: #B34A4A;
  --card-bg: #FFFFFF;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-badge: 999px;
  --shadow-sm: 0 4px 12px rgba(28,30,33,0.08);
  --shadow-md: 0 8px 24px rgba(28,30,33,0.06);
  --shadow-lg: 0 16px 40px rgba(28,30,33,0.14);
  --transition: 0.25s ease-out;
}

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

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
  background: var(--paper);
  color: var(--text-main);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; }
ul, ol { margin: 0; padding: 0; }

.container { max-width: 1200px; }

/* ===== Dock 导航 ===== */
.dock-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1100px;
  z-index: 1030;
  background: rgba(28,30,33,0.84);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(28,30,33,0.18);
}

.dock-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  padding: 4px 8px;
}

.dock-logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  padding: 0 12px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.logo-mark {
  width: 10px;
  height: 24px;
  background: linear-gradient(180deg, var(--copper-bright), var(--copper));
  border-radius: 3px;
  transform: skew(-8deg);
  display: inline-block;
  flex-shrink: 0;
}

.dock-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.dock-link {
  position: relative;
  display: inline-block;
  padding: 10px 16px;
  color: rgba(255,255,255,0.78);
  font-size: 15px;
  font-weight: 500;
  border-radius: 6px;
  transition: color 0.2s ease, background 0.2s ease;
}

.dock-link::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 4px;
  height: 2px;
  border-radius: 2px;
  background: var(--copper-bright);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease-out;
}

.dock-link:hover,
.dock-link.active {
  color: #fff;
  background: rgba(255,255,255,0.06);
}

.dock-link:hover::after,
.dock-link.active::after {
  transform: scaleX(1);
}

.dock-link.active {
  color: var(--copper-bright);
}

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

.dock-search {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: none;
  color: rgba(255,255,255,0.8);
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}

.dock-search:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.dock-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  border-radius: 6px;
}

.dock-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.dock-toggle:hover { background: rgba(255,255,255,0.08); }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 24px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  transition: all 0.25s ease-out;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--copper-bright);
  border-color: var(--copper-bright);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
  color: #fff;
}

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

.btn-outline {
  background: transparent;
  color: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.35);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--copper-bright);
  color: var(--copper-bright);
}

.btn-primary:focus-visible,
.btn-outline:focus-visible,
.dock-link:focus-visible,
.dock-search:focus-visible,
.dock-toggle:focus-visible {
  outline: 2px solid var(--copper-bright);
  outline-offset: 2px;
}

/* ===== 文章页主框架 ===== */
.article-page {
  padding-top: 112px;
  padding-bottom: 88px;
  background: var(--paper);
  min-height: 100vh;
}

.breadcrumb-wrap {
  margin-bottom: 28px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 14px;
  color: var(--text-sub);
  background: transparent;
  padding: 0;
  margin: 0;
  --bs-breadcrumb-divider: '·';
}

.breadcrumb li {
  display: inline-flex;
  align-items: center;
  max-width: 320px;
  overflow: hidden;
}

.breadcrumb li + li::before {
  content: var(--bs-breadcrumb-divider);
  margin: 0 8px;
  color: rgba(28,30,33,0.3);
}

.breadcrumb a {
  color: var(--text-sub);
  transition: color 0.2s;
}

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

.breadcrumb .active {
  color: var(--text-main);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.article-body {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 56px 64px;
  max-width: 880px;
  margin: 0 auto;
}

.article-header {
  text-align: center;
  margin-bottom: 36px;
}

.article-cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(184,134,59,0.12);
  color: var(--copper);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-badge);
  margin-bottom: 16px;
}

.article-cat-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--copper);
}

.article-header h1 {
  font-size: 38px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--text-main);
  margin: 0 0 18px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  font-size: 14px;
  color: var(--text-sub);
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.meta-item svg {
  flex-shrink: 0;
  opacity: 0.7;
}

.article-cover {
  margin: 0 0 40px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.article-cover img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ===== 正文排版 ===== */
.article-content {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-main);
}

.article-content > *:first-child { margin-top: 0; }

.article-content p {
  margin-bottom: 1.2em;
}

.article-content h2 {
  font-size: 24px;
  font-weight: 700;
  margin: 2em 0 0.8em;
  padding-left: 14px;
  border-left: 4px solid var(--copper);
  line-height: 1.4;
}

.article-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 1.6em 0 0.6em;
  line-height: 1.4;
}

.article-content h4 {
  font-size: 17px;
  font-weight: 600;
  margin: 1.4em 0 0.5em;
}

.article-content blockquote {
  margin: 1.5em 0;
  padding: 16px 20px;
  background: var(--paper);
  border-left: 3px solid var(--copper);
  border-radius: 0 8px 8px 0;
  color: var(--text-sub);
}

.article-content ul,
.article-content ol {
  padding-left: 1.5em;
  margin-bottom: 1.2em;
}

.article-content li {
  margin-bottom: 0.4em;
}

.article-content img {
  max-width: 100%;
  border-radius: var(--radius-md);
  margin: 1.5em 0;
}

.article-content figure {
  margin: 1.5em 0;
}

.article-content figcaption {
  font-size: 13px;
  color: var(--text-sub);
  text-align: center;
  margin-top: 8px;
}

.article-content a {
  color: var(--copper);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.2s;
}

.article-content a:hover {
  color: var(--copper-bright);
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 15px;
}

.article-content th,
.article-content td {
  border: 1px solid var(--line);
  padding: 10px 14px;
  text-align: left;
}

.article-content th {
  background: var(--paper);
  font-weight: 600;
}

.article-content hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 2.5em 0;
}

/* ===== 标签 ===== */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.tag {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-sub);
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 5px 14px;
  border-radius: var(--radius-badge);
  transition: all 0.2s;
}

.tag:hover {
  color: var(--copper);
  border-color: var(--copper);
  background: rgba(184,134,59,0.08);
}

/* ===== 上一篇 / 下一篇 ===== */
.article-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.pager-item {
  display: block;
  padding: 18px 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--paper);
  transition: all 0.25s ease-out;
}

.pager-item:hover {
  border-color: var(--copper);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.pager-label {
  display: block;
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 4px;
}

.pager-link {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}

.pager-item:hover .pager-link {
  color: var(--copper);
}

.pager-next {
  text-align: right;
}

.article-back {
  margin-top: 28px;
  text-align: center;
}

.article-back a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-sub);
  transition: color 0.2s;
}

.article-back a:hover {
  color: var(--copper);
}

/* ===== 内容未找到 ===== */
.not-found {
  text-align: center;
  padding: 48px 0;
  color: var(--text-sub);
}

.not-found svg {
  color: var(--copper);
  margin: 0 auto 16px;
  opacity: 0.5;
}

.not-found p {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 24px;
}

/* ===== 相关推荐 ===== */
.related-section {
  background: var(--paper-deep);
  padding: 80px 0;
}

.section-head {
  margin-bottom: 40px;
}

.section-title {
  position: relative;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 8px;
  color: var(--text-main);
}

.section-title::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 4px;
  border-radius: 4px;
  background: var(--copper);
  margin-right: 12px;
  vertical-align: middle;
}

.section-sub {
  color: var(--text-sub);
  font-size: 15px;
  margin: 0;
  padding-left: 40px;
}

.related-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.25s ease-out, box-shadow 0.25s ease-out;
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.related-cover {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.related-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease-out;
}

.related-card:hover .related-cover img {
  transform: scale(1.04);
}

.related-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 24px;
}

.related-cat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--copper);
  margin-bottom: 10px;
}

.related-cat::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--copper);
}

.related-body h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 10px;
  color: var(--text-main);
}

.related-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin: 0 0 16px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-more {
  font-size: 14px;
  font-weight: 600;
  color: var(--copper);
  transition: color 0.2s;
}

.related-card:hover .related-more {
  color: var(--copper-bright);
}

/* ===== CTA 区块 ===== */
.cta-section {
  position: relative;
  background-color: var(--ink);
  padding: 80px 0;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  opacity: 0.18;
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-text {
  color: #fff;
  max-width: 560px;
}

.cta-text h2 {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 12px;
  line-height: 1.3;
}

.cta-text p {
  color: rgba(255,255,255,0.7);
  margin: 0;
  font-size: 16px;
}

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

/* ===== 页脚 ===== */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 32px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand .logo-mark {
  width: 10px;
  height: 26px;
}

.site-footer p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,0.55);
}

.site-footer h5 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}

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

.site-footer ul li {
  margin-bottom: 10px;
}

.site-footer ul a {
  color: rgba(255,255,255,0.65);
  font-size: 14px;
  transition: color 0.2s;
}

.site-footer ul a:hover {
  color: var(--copper-bright);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.65);
  font-size: 14px;
}

.footer-contact svg {
  stroke: var(--copper-bright);
  flex-shrink: 0;
}

.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

/* ===== 动效偏好 ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ===== 响应式 ===== */
@media (max-width: 991px) {
  .article-body {
    padding: 40px 32px;
  }

  .cta-inner {
    justify-content: flex-start;
  }
}

@media (max-width: 767px) {
  .article-page {
    padding-top: 96px;
    padding-bottom: 64px;
  }

  .article-header h1 {
    font-size: 28px;
  }

  .article-body {
    padding: 28px 20px;
    border-radius: 12px;
  }

  .article-pager {
    grid-template-columns: 1fr;
  }

  .pager-next {
    text-align: left;
  }

  .related-section {
    padding: 56px 0;
  }

  .section-title {
    font-size: 24px;
  }

  .section-sub {
    padding-left: 0;
  }

  .cta-section {
    padding: 56px 0;
  }

  .cta-actions {
    width: 100%;
  }

  .cta-actions .btn {
    flex: 1;
  }

  .dock-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: rgba(28,30,33,0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 12px;
    padding: 12px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    box-shadow: var(--shadow-lg);
  }

  .dock-menu.open {
    display: flex;
  }

  .dock-toggle {
    display: flex;
  }

  .dock-link {
    padding: 14px 16px;
    font-size: 16px;
  }

  .dock-link::after {
    left: 16px;
    right: auto;
    width: 24px;
  }

  .dock-actions .btn {
    min-width: 0;
    padding: 0 16px;
    font-size: 14px;
  }

  .dock-actions .dock-search {
    display: none;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media (max-width: 575px) {
  .dock-nav {
    top: 10px;
    width: calc(100% - 20px);
  }

  .dock-logo {
    font-size: 18px;
    padding: 0 8px;
  }

  .dock-actions {
    gap: 6px;
  }

  .breadcrumb li {
    max-width: 200px;
  }

  .article-header h1 {
    font-size: 24px;
  }

  .article-meta {
    gap: 12px;
    font-size: 13px;
  }
}

/* roulang page: category2 */
:root {
  --ink: #1C1E21;
  --copper: #B8863B;
  --copper-bright: #D4A557;
  --paper: #F6F3EE;
  --paper-deep: #EDE8DE;
  --text-main: #24262A;
  --text-sub: #6E6A63;
  --line: rgba(28,30,33,0.12);
  --ok: #2E7D5B;
  --error: #B34A4A;
  --shadow-sm: 0 4px 12px rgba(28,30,33,0.08);
  --shadow-md: 0 8px 24px rgba(28,30,33,0.06);
  --shadow-lg: 0 16px 40px rgba(28,30,33,0.14);
  --radius-card: 12px;
  --radius-image: 16px;
  --radius-btn: 6px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease-out; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6 { margin: 0; font-weight: 700; color: var(--ink); line-height: 1.3; letter-spacing: -0.01em; }
.container { max-width: 1200px; padding-left: 24px; padding-right: 24px; }
.section-pad { padding: 96px 0; }
.section-pad-sm { padding: 64px 0; }
.text-sub { color: var(--text-sub); }

/* ===== 按钮 ===== */
.btn {
  height: 44px;
  padding: 0 24px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  line-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  transition: background .2s ease-out, box-shadow .2s ease-out, transform .2s ease-out, color .2s ease-out, border-color .2s ease-out;
}
.btn-primary {
  background: var(--copper);
  border-color: var(--copper);
  color: #fff;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--copper-bright);
  border-color: var(--copper-bright);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}
.btn-primary:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}
.btn-outline-copper {
  background: transparent;
  border-color: var(--copper);
  color: var(--copper);
}
.btn-outline-copper:hover, .btn-outline-copper:focus {
  background: var(--copper);
  border-color: var(--copper);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.btn-outline-copper:active { transform: translateY(0); }
.btn-hero-ghost {
  background: transparent;
  border-color: rgba(255,255,255,0.5);
  color: #fff;
}
.btn-hero-ghost:hover, .btn-hero-ghost:focus {
  background: #fff;
  border-color: #fff;
  color: var(--ink);
  transform: translateY(-1px);
}
.btn-hero-ghost:active { transform: translateY(0); }

/* ===== 浮动 Dock 导航 ===== */
.dock-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1030;
  width: 100%;
  max-width: 1100px;
  padding: 0 16px;
}
.dock-inner {
  display: flex;
  align-items: center;
  min-height: 56px;
  padding: 6px 8px;
  background: rgba(28,30,33,0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-btn);
  box-shadow: 0 12px 32px rgba(28,30,33,0.18);
  gap: 12px;
}
.dock-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px 8px 10px;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
  border-radius: var(--radius-btn);
  transition: background .2s ease-out;
  flex-shrink: 0;
}
.dock-logo:hover { background: rgba(255,255,255,0.08); color: #fff; }
.logo-mark {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--copper-bright), var(--copper));
  box-shadow: 0 0 0 3px rgba(184,134,59,0.22);
  flex-shrink: 0;
}
.dock-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.dock-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 44px;
  padding: 0 18px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  border-radius: var(--radius-btn);
  transition: color .2s ease-out, background .2s ease-out;
}
.dock-link::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 6px;
  height: 2px;
  background: var(--copper);
  border-radius: 999px;
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity .2s ease-out, transform .2s ease-out;
}
.dock-link:hover { color: #fff; background: rgba(255,255,255,0.06); }
.dock-link.active { color: var(--copper-bright); }
.dock-link.active::after { opacity: 1; transform: scaleX(1); }
.dock-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}
.dock-menu + .dock-actions { margin-left: 0; }
.dock-search {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: var(--radius-btn);
  background: transparent;
  color: rgba(255,255,255,0.75);
  transition: color .2s ease-out, background .2s ease-out;
}
.dock-search:hover { color: #fff; background: rgba(255,255,255,0.08); }
.dock-search:focus-visible { outline: 2px solid var(--copper); outline-offset: 2px; }
.dock-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: var(--radius-btn);
  background: transparent;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.dock-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform .2s ease-out, opacity .2s ease-out;
}
.dock-toggle.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.dock-toggle.active span:nth-child(2) { opacity: 0; }
.dock-toggle.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ===== 分类页 Hero ===== */
.cat-hero {
  position: relative;
  background: linear-gradient(180deg, rgba(28,30,33,0.92), rgba(28,30,33,0.76)), url('/assets/images/backpic/back-3.webp') center center / cover no-repeat;
  padding: 168px 0 104px;
  color: #fff;
}
.cat-hero .breadcrumb-bar {
  margin-bottom: 48px;
}
.cat-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  background: transparent;
  padding: 0;
  font-size: 14px;
}
.cat-hero .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  padding: 0 6px;
  color: rgba(255,255,255,0.4);
}
.cat-hero .breadcrumb-item a {
  color: rgba(255,255,255,0.65);
  transition: color .2s ease-out;
}
.cat-hero .breadcrumb-item a:hover { color: var(--copper-bright); }
.cat-hero .breadcrumb-item.active { color: rgba(255,255,255,0.9); }
.cat-hero h1 {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: #fff;
  margin-bottom: 20px;
}
.cat-hero .hero-lead {
  max-width: 620px;
  font-size: 17px;
  line-height: 1.75;
  color: rgba(255,255,255,0.75);
  margin-bottom: 32px;
}
.cat-hero .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ===== 通用图文块 ===== */
.feature-section { background: var(--paper); }
.feature-section.alt { background: #fff; }
.feature-media {
  position: relative;
  border-radius: var(--radius-image);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.feature-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease-out; }
.feature-media:hover img { transform: scale(1.02); }
.feature-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 70%, rgba(28,30,33,0.18));
  pointer-events: none;
}
.feature-content {
  padding: 12px 0;
}
.feature-content .section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--copper);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.feature-content .section-tag::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--copper);
  border-radius: 2px;
}
.feature-content h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
}
.feature-content p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-sub);
  margin-bottom: 24px;
}
.feature-points { margin: 0 0 24px; }
.feature-points li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--text-main);
}
.feature-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--copper);
  opacity: 0.65;
}
.feature-points li::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 13px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--paper);
}

/* ===== 方案卡（1+2 不对称） ===== */
.plan-section { background: var(--paper); }
.plan-card {
  background: #fff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: box-shadow .25s ease-out, transform .25s ease-out;
}
.plan-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.plan-media {
  overflow: hidden;
  position: relative;
}
.plan-media img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform .3s ease-out;
}
.plan-card:hover .plan-media img { transform: scale(1.03); }
.plan-card-lg .plan-media img { height: 320px; }
.plan-body {
  padding: 28px 28px 32px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.plan-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}
.plan-body p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-sub);
  flex: 1;
  margin-bottom: 20px;
}
.plan-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}
.plan-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: 999px;
  background: var(--paper-deep);
  font-size: 13px;
  color: var(--text-main);
  line-height: 1.6;
}
.plan-tag.copper { background: rgba(184,134,59,0.12); color: #8a6425; }
.plan-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--copper);
  margin-top: 16px;
  transition: color .2s ease-out, gap .2s ease-out;
}
.plan-link:hover { color: var(--copper-bright); gap: 10px; }

/* ===== 流程 ===== */
.process-section { background: var(--ink); color: #fff; }
.process-section .section-head h2 { color: #fff; }
.process-section .section-head .section-lead { color: rgba(255,255,255,0.65); }
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.process-item {
  position: relative;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  min-height: 200px;
  transition: background .25s ease-out, transform .25s ease-out, border-color .25s ease-out;
}
.process-item:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(184,134,59,0.45);
  transform: translateY(-4px);
}
.process-num {
  font-size: 14px;
  font-weight: 700;
  color: var(--copper-bright);
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}
.process-item h3 {
  font-size: 20px;
  color: #fff;
  margin-bottom: 10px;
}
.process-item p { font-size: 14px; color: rgba(255,255,255,0.6); margin: 0; }

/* ===== 数据 ===== */
.stats-section { background: var(--paper-deep); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 32px 28px;
  box-shadow: var(--shadow-md);
  transition: box-shadow .25s ease-out, transform .25s ease-out;
}
.stat-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.stat-num {
  font-size: 42px;
  font-weight: 800;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.stat-num em {
  font-style: normal;
  font-size: 24px;
  color: var(--copper);
  margin-left: 2px;
}
.stat-label {
  margin-top: 10px;
  font-size: 14px;
  color: var(--text-sub);
}

/* ===== FAQ ===== */
.faq-section { background: #fff; }
.faq-left { position: sticky; top: 120px; }
.faq-left h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
  padding-left: 18px;
}
.faq-left h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  border-radius: 4px;
  background: var(--copper);
}
.faq-left p { color: var(--text-sub); font-size: 15px; max-width: 300px; }
.faq-list .accordion-item {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
}
.faq-list .accordion-button {
  background: transparent;
  color: var(--text-main);
  font-size: 16px;
  font-weight: 600;
  padding: 22px 8px 22px 0;
  box-shadow: none;
  border-radius: 0;
  transition: color .2s ease-out;
}
.faq-list .accordion-button:not(.collapsed) {
  background: transparent;
  color: var(--copper);
  box-shadow: none;
}
.faq-list .accordion-button:focus { box-shadow: none; }
.faq-list .accordion-button::after {
  width: 18px;
  height: 18px;
  background-size: 18px;
  filter: invert(56%) sepia(33%) saturate(570%) hue-rotate(10deg) brightness(90%);
  transition: transform .25s ease-out;
}
.faq-list .accordion-body {
  padding: 0 0 24px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-sub);
}

/* ===== CTA ===== */
.cta-section { background: var(--paper); }
.cta-panel {
  background: var(--ink);
  border-radius: var(--radius-image);
  color: #fff;
  padding: 72px 64px;
  position: relative;
  overflow: hidden;
}
.cta-panel::before {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184,134,59,0.28), transparent 70%);
  pointer-events: none;
}
.cta-panel h2 {
  font-size: 32px;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}
.cta-panel p {
  color: rgba(255,255,255,0.65);
  font-size: 17px;
  max-width: 560px;
  margin-bottom: 32px;
}
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 32px;
}
.site-footer .footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.site-footer p { font-size: 14px; line-height: 1.75; color: rgba(255,255,255,0.55); max-width: 340px; }
.site-footer h5 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.site-footer ul li { margin-bottom: 10px; }
.site-footer ul a {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  transition: color .2s ease-out;
}
.site-footer ul a:hover { color: var(--copper-bright); }
.site-footer .footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
}
.site-footer .footer-contact svg {
  margin-top: 5px;
  color: var(--copper);
  flex-shrink: 0;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 48px;
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: rgba(255,255,255,0.4);
}

/* ===== 区块标题 ===== */
.section-head { margin-bottom: 48px; }
.section-head .section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--copper);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-head .section-tag::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--copper);
  border-radius: 2px;
}
.section-head h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
}
.section-head .section-lead {
  font-size: 15px;
  color: var(--text-sub);
  max-width: 560px;
}

/* ===== 进入动画 ===== */
.animate-up {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .3s ease-out, transform .3s ease-out;
}
.animate-up.in-view { opacity: 1; transform: translateY(0); }

/* ===== 响应式 ===== */
@media (max-width: 991px) {
  .section-pad { padding: 72px 0; }
  .section-pad-sm { padding: 48px 0; }
  .dock-menu {
    display: flex;
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: stretch;
    background: rgba(28,30,33,0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-btn);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    gap: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity .2s ease-out, transform .2s ease-out, visibility .2s ease-out;
  }
  .dock-menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .dock-menu .dock-link {
    height: 48px;
    padding: 0 16px;
    color: rgba(255,255,255,0.85);
    border-radius: var(--radius-btn);
  }
  .dock-menu .dock-link::after { display: none; }
  .dock-menu .dock-link.active { color: var(--copper-bright); background: rgba(255,255,255,0.06); }
  .dock-toggle { display: inline-flex; }
  .dock-actions .dock-search { display: none; }
  .cat-hero { padding: 150px 0 80px; }
  .cat-hero h1 { font-size: 36px; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-left { position: static; margin-bottom: 32px; }
  .cta-panel { padding: 56px 32px; }
}
@media (max-width: 767px) {
  .section-pad { padding: 56px 0; }
  .feature-content { padding: 24px 0 0; }
  .feature-media { margin-bottom: 8px; }
  .feature-section.alt .feature-media { order: -1; margin-bottom: 24px; }
}
@media (max-width: 575px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .dock-nav { top: 8px; padding: 0 12px; }
  .dock-inner { padding: 4px 6px; gap: 6px; }
  .dock-logo { font-size: 18px; padding: 6px 10px; }
  .dock-actions .btn { height: 40px; padding: 0 16px; font-size: 14px; line-height: 38px; }
  .cat-hero { padding: 132px 0 64px; }
  .cat-hero h1 { font-size: 32px; }
  .cat-hero .hero-lead { font-size: 16px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .feature-content h2 { font-size: 24px; }
  .section-head h2 { font-size: 24px; }
  .plan-card-lg .plan-media img { height: 220px; }
  .process-steps { grid-template-columns: 1fr; }
  .process-item { min-height: 0; padding: 24px; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-card { padding: 24px; }
  .stat-num { font-size: 36px; }
  .faq-left h2 { font-size: 24px; }
  .cta-panel { padding: 48px 24px; }
  .cta-panel h2 { font-size: 26px; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .cta-actions .btn { width: 100%; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .animate-up { opacity: 1; transform: none; }
}