/* ===== 设计变量 ===== */
:root {
  --primary: #D9382B;
  --primary-hover: #E85647;
  --accent: #D6B17A;
  --accent-deep: #A8854F;
  --bg-dark: #0B0C10;
  --bg-card: #14161D;
  --bg-input: #1B1E27;
  --text-main: #F4F1EC;
  --text-dim: #B8AFA5;
  --text-faint: #7A746E;
  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.12);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.55);
  --shadow-primary: 0 8px 24px rgba(217, 56, 43, 0.35);
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
  --font-en: "Inter", -apple-system, "Segoe UI", sans-serif;
  --container-max: 1220px;
  --spacer-section: clamp(64px, 8vw, 96px);
  --spacer-inner: clamp(32px, 5vw, 56px);
}

/* ===== Reset 基础 ===== */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }

/* ===== 容器 ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 导航栏 ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(11, 12, 16, 0.78);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background .3s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}

.brand {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--text-main);
  line-height: 1.25;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.brand span {
  color: var(--primary);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav-link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dim);
  padding: 8px 2px;
  transition: color .2s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width .25s ease;
}
.nav-link:hover { color: var(--text-main); }
.nav-link.active { color: var(--text-main); font-weight: 600; }
.nav-link.active::after { width: 100%; }

.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.lang-switch {
  display: flex;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-pill);
  padding: 3px;
  gap: 2px;
}

.lang-opt {
  font-size: 13px;
  font-weight: 600;
  padding: 6px 15px;
  border-radius: var(--radius-pill);
  color: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  transition: all .2s ease;
  user-select: none;
}
.lang-opt.active {
  background: var(--primary);
  color: var(--bg-dark);
  box-shadow: 0 2px 8px rgba(217, 56, 43, 0.3);
}
.lang-opt:not(.active):hover { color: rgba(255, 255, 255, 0.8); }

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--bg-dark);
  font-weight: 700;
  font-size: 15px;
  border: none;
  border-radius: var(--radius-pill);
  padding: 12px 26px;
  cursor: pointer;
  transition: all .25s ease;
  box-shadow: 0 4px 16px rgba(217, 56, 43, 0.25);
  line-height: 1;
  white-space: nowrap;
}
.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(217, 56, 43, 0.35);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(217, 56, 43, 0.3);
}
.btn-primary:focus-visible {
  outline: 3px solid rgba(217, 56, 43, 0.5);
  outline-offset: 2px;
}

.btn-sm { padding: 10px 20px; font-size: 14px; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  width: 42px; height: 42px;
  color: var(--text-main);
  font-size: 18px;
  align-items: center;
  justify-content: center;
  transition: all .2s ease;
}
.nav-toggle:hover { border-color: var(--primary); color: var(--primary); }

/* ===== Hero 指标看板 ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding-top: 76px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 20%, rgba(217, 56, 43, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 82%, rgba(11, 12, 16, 0.7) 0%, transparent 45%),
    linear-gradient(to bottom, rgba(11, 12, 16, 0.65) 0%, rgba(11, 12, 16, 0.55) 45%, var(--bg-dark) 96%);
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-top: clamp(50px, 8vh, 90px);
  padding-bottom: clamp(40px, 6vh, 70px);
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(11, 12, 16, 0.6);
  border: 1px solid rgba(217, 56, 43, 0.4);
  border-radius: var(--radius-pill);
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: 0.04em;
  margin-bottom: 28px;
}
.hero-badge i {
  color: var(--primary);
  font-size: 14px;
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 4.25rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--text-main);
  margin-bottom: 20px;
  text-shadow: 0 4px 32px rgba(0, 0, 0, 0.4);
}
.hero h1 .red-line {
  color: var(--primary);
}
.hero h1 .gold-line {
  color: var(--accent);
}

.hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: rgba(244, 241, 236, 0.75);
  font-weight: 400;
  max-width: 620px;
  margin: 0 auto 46px;
  line-height: 1.6;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 920px;
  margin: 0 auto;
}

.stat-card {
  background: rgba(20, 22, 29, 0.72);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-lg);
  padding: 24px 18px;
  text-align: center;
  transition: all .25s ease;
}
.stat-card:hover {
  border-color: rgba(217, 56, 43, 0.3);
  box-shadow: var(--shadow-card);
}

.stat-value {
  font-size: clamp(1.75rem, 2.8vw, 2.4rem);
  font-weight: 900;
  color: var(--primary);
  line-height: 1.2;
  font-family: var(--font-en);
}
.stat-value em { font-style: normal; color: var(--accent); }

.stat-label {
  display: block;
  font-size: 14px;
  color: var(--text-dim);
  margin-top: 6px;
  letter-spacing: 0.03em;
}

/* ===== 通用板块 ===== */
.section {
  padding: var(--spacer-section) 0;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}
.section-head h2 {
  font-size: clamp(1.875rem, 3.2vw, 2.5rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--text-main);
}
.section-head p {
  font-size: 15px;
  color: var(--text-dim);
  line-height: 1.7;
}

.section-head .subline {
  width: 44px; height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  margin: 14px auto 0;
}

/* ===== 服务矩阵（片库式网格） ===== */
.services {
  background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(20, 22, 29, 0.4) 50%, var(--bg-dark) 100%);
  padding: var(--spacer-section) 0;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.poster-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-card);
  transition: all .3s ease-out;
  display: flex;
  flex-direction: column;
}
.poster-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(217, 56, 43, 0.3);
}

.poster-thumb {
  position: relative;
  aspect-ratio: 2 / 3;
  overflow: hidden;
  flex-shrink: 0;
}
.poster-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .35s ease-out;
}
.poster-card:hover .poster-thumb img {
  transform: scale(1.04);
}
.poster-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20, 22, 29, 0.7) 0%, transparent 55%);
  pointer-events: none;
  transition: opacity .3s ease;
}
.poster-card:hover .poster-thumb::after {
  opacity: 0.6;
}

.poster-ep {
  position: absolute;
  top: 14px; left: 14px;
  background: rgba(217, 56, 43, 0.92);
  color: var(--bg-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  z-index: 2;
  font-family: var(--font-en);
  box-shadow: 0 4px 12px rgba(217, 56, 43, 0.3);
}

.poster-quick {
  position: absolute;
  top: 14px; right: 14px;
  width: 34px; height: 34px;
  background: rgba(11, 12, 16, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
  z-index: 2;
  transition: all .2s ease;
}
.poster-card:hover .poster-quick {
  color: var(--accent);
  border-color: var(--accent);
}

.poster-info {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--bg-card);
  flex: 1;
}
.poster-info h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}
.poster-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.poster-tags span {
  font-size: 12px;
  color: rgba(244, 241, 236, 0.7);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
}
.poster-arrow {
  position: absolute;
  right: 20px;
  bottom: 20px;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: rgba(217, 56, 43, 0.15);
  border: 1px solid rgba(217, 56, 43, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 14px;
  transition: all .25s ease;
}
.poster-card:hover .poster-arrow {
  transform: translateX(3px);
  background: var(--primary);
  color: var(--bg-dark);
  border-color: var(--primary);
}

/* ===== 结果对比 ===== */
.compare {
  padding: var(--spacer-section) 0;
  background:
    radial-gradient(ellipse at 15% 40%, rgba(217, 56, 43, 0.08) 0%, transparent 40%),
    radial-gradient(ellipse at 85% 60%, rgba(214, 177, 122, 0.06) 0%, transparent 35%),
    #12141a;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items: center;
}

.compare-panel {
  background: rgba(20, 22, 29, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 36px 34px;
  transition: border-color .3s ease, box-shadow .3s ease;
}
.compare-panel:hover {
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow-card);
}

.compare-panel.before { border-top: 3px solid rgba(122, 116, 110, 0.5); }
.compare-panel.after { border-top: 3px solid var(--primary); }

.compare-panel h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.compare-panel h3 i { font-size: 18px; }
.compare-panel.before h3 { color: var(--text-dim); }
.compare-panel.after h3 { color: var(--text-main); }
.compare-panel.after h3 i { color: var(--primary); }

.compare-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 26px;
}
.compare-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
}
.compare-list li i {
  color: var(--accent);
  font-size: 13px;
  margin-top: 4px;
  flex-shrink: 0;
}

.data-block {
  margin-top: 12px;
}
.data-label {
  font-size: 13px;
  color: var(--text-faint);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
}
.data-label b { color: var(--text-main); font-family: var(--font-en); }

.data-track {
  height: 10px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-pill);
  overflow: hidden;
}
.data-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--primary), var(--primary-hover));
  animation: fillBar 1.2s ease-out both;
}
.data-fill.dim {
  background: linear-gradient(90deg, rgba(122, 116, 110, 0.6), rgba(122, 116, 110, 0.8));
}

@keyframes fillBar {
  from { width: 0; }
}

.vs-badge {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #B82317);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-weight: 900;
  font-size: 15px;
  color: var(--bg-dark);
  box-shadow: 0 0 0 8px rgba(217, 56, 43, 0.12), var(--shadow-primary);
  flex-shrink: 0;
  animation: pulseVs 2.4s ease-in-out infinite;
}
@keyframes pulseVs {
  0%, 100% { box-shadow: 0 0 0 8px rgba(217, 56, 43, 0.12), var(--shadow-primary); }
  50% { box-shadow: 0 0 0 14px rgba(217, 56, 43, 0.06), var(--shadow-primary); }
}

/* ===== 保障图标条 ===== */
.guarantee {
  padding: clamp(44px, 6vw, 64px) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(20, 22, 29, 0.3);
}

.guarantee-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.guarantee-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 22px;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  transition: all .25s ease;
}
.guarantee-item:hover {
  border-color: rgba(217, 56, 43, 0.25);
  transform: translateY(-2px);
}

.guarantee-icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(217, 56, 43, 0.12);
  border: 1px solid rgba(217, 56, 43, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
}
.guarantee-item:nth-child(2) .guarantee-icon { color: var(--accent); border-color: rgba(214, 177, 122, 0.3); background: rgba(214, 177, 122, 0.1); }
.guarantee-item:nth-child(3) .guarantee-icon { color: #8FBF7F; border-color: rgba(143, 191, 127, 0.3); background: rgba(143, 191, 127, 0.08); }
.guarantee-item:nth-child(4) .guarantee-icon { color: #7AB8D6; border-color: rgba(122, 184, 214, 0.3); background: rgba(122, 184, 214, 0.08); }

.guarantee-text h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 2px;
}
.guarantee-text p {
  font-size: 13px;
  color: var(--text-faint);
  line-height: 1.4;
}

/* ===== 流程步骤 ===== */
.steps {
  padding: var(--spacer-section) 0;
  background: var(--bg-dark);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.step-item {
  position: relative;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: 36px 28px 32px;
  transition: all .3s ease;
  overflow: hidden;
}
.step-item::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity .3s ease;
}
.step-item:hover::before { opacity: 1; }
.step-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(217, 56, 43, 0.2);
}

.step-num {
  font-family: var(--font-en);
  font-size: 42px;
  font-weight: 900;
  line-height: 1;
  color: rgba(217, 56, 43, 0.25);
  margin-bottom: 18px;
  display: block;
  transition: color .3s ease;
}
.step-item:hover .step-num {
  color: rgba(217, 56, 43, 0.75);
}

.step-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}
.step-item p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.65;
}

/* ===== FAQ ===== */
.faq {
  padding: var(--spacer-section) 0;
  background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(20, 22, 29, 0.45) 50%, var(--bg-dark) 100%);
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all .3s ease;
}
.faq-item:hover { border-color: rgba(255, 255, 255, 0.12); }
.faq-item.active {
  border-color: rgba(217, 56, 43, 0.3);
}

.faq-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: transparent;
  border: none;
  padding: 20px 24px;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  line-height: 1.5;
  transition: color .2s ease;
}
.faq-toggle:hover { color: var(--text-main); }

.faq-icon {
  width: 30px; height: 30px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  transition: all .3s ease;
}
.faq-icon i { font-size: 13px; transition: transform .3s ease; }
.faq-item.active .faq-icon {
  background: var(--primary);
  color: var(--bg-dark);
  border-color: var(--primary);
}
.faq-item.active .faq-icon i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease-out, padding .3s ease;
  padding: 0 24px;
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.75;
}
.faq-item.active .faq-answer {
  max-height: 320px;
  padding: 0 24px 22px;
}

/* ===== 转化表单 ===== */
.signup-section {
  padding: var(--spacer-section) 0;
  position: relative;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(217, 56, 43, 0.14) 0%, transparent 55%),
    linear-gradient(180deg, var(--bg-dark) 0%, #12141a 50%, var(--bg-dark) 100%);
}

.signup-wrap {
  max-width: 760px;
  margin: 0 auto;
  background: rgba(20, 22, 29, 0.72);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-lg);
  padding: clamp(32px, 5vw, 56px);
  box-shadow: var(--shadow-card);
}

.signup-wrap h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 8px;
}
.signup-wrap .signup-desc {
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 32px;
  line-height: 1.6;
}

.signup-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-group label {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 500;
}

.form-group label .req {
  color: var(--primary);
  margin-left: 2px;
}

.form-input {
  height: 48px;
  background: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 0 16px;
  font-size: 15px;
  color: var(--text-main);
  outline: none;
  transition: all .25s ease;
  width: 100%;
}
.form-input::placeholder { color: rgba(184, 175, 165, 0.5); }
.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(217, 56, 43, 0.15);
}
.form-input.is-error {
  border-color: #e74c3c;
}
.form-input.is-error:focus {
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
}

.form-select {
  -webkit-appearance: none;
  appearance: none;
  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 fill='%23B8AFA5' d='M6 8L0 0h12L6 8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-textarea {
  min-height: 96px;
  padding: 14px 16px;
  resize: vertical;
  line-height: 1.5;
}

.form-error {
  display: none;
  font-size: 13px;
  color: #e74c3c;
  align-items: center;
  gap: 6px;
  margin-top: -6px;
}
.form-error i { font-size: 13px; }
.form-group.has-error .form-error { display: flex; }
.form-group.has-error .form-input { border-color: #e74c3c; }

.form-submit {
  margin-top: 8px;
  width: 100%;
  height: 52px;
  border-radius: var(--radius-pill);
  background: var(--primary);
  border: none;
  color: var(--bg-dark);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.03em;
  transition: all .25s ease;
  box-shadow: 0 6px 20px rgba(217, 56, 43, 0.25);
}
.form-submit:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(217, 56, 43, 0.35);
}
.form-submit:active {
  transform: translateY(0);
  box-shadow: 0 3px 10px rgba(217, 56, 43, 0.25);
}
.form-submit:focus-visible {
  outline: 3px solid rgba(217, 56, 43, 0.4);
  outline-offset: 2px;
}
.form-submit i { margin-right: 8px; }

.trust-badges {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.trust-badges span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-pill);
  padding: 8px 18px;
  font-size: 13px;
  color: var(--text-dim);
}
.trust-badges span i {
  color: var(--accent);
  font-size: 14px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: #0a0b10;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 56px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 4fr 3fr 5fr;
  gap: 44px;
  padding-bottom: 48px;
}

.footer-brand .footer-logo {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-main);
  display: block;
  margin-bottom: 14px;
}
.footer-brand .footer-logo span { color: var(--primary); }

.footer-brand p {
  font-size: 14px;
  color: var(--text-faint);
  line-height: 1.7;
  margin-bottom: 18px;
  max-width: 300px;
}

.footer-qr {
  width: 110px; height: 110px;
  background: #f4f1ec;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-dark);
  font-size: 12px;
  text-align: center;
  line-height: 1.4;
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.footer-qr span {
  opacity: 0.7;
  font-weight: 600;
}

.footer-col h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 12px;
}
.footer-col h3::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 24px; height: 2px;
  background: var(--primary);
  border-radius: 1px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col ul li a {
  font-size: 14px;
  color: var(--text-dim);
  transition: all .2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-col ul li a i {
  font-size: 12px;
  color: var(--text-faint);
  transition: all .2s ease;
}
.footer-col ul li a:hover {
  color: var(--primary);
}
.footer-col ul li a:hover i {
  color: var(--primary);
  transform: translateX(3px);
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.footer-contact-info li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
}
.footer-contact-info li i {
  color: var(--accent);
  font-size: 15px;
  margin-top: 3px;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--text-faint);
}
.footer-bottom a {
  font-size: 13px;
  color: var(--text-dim);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color .2s ease;
}
.footer-bottom a:hover { color: var(--primary); }

/* ===== 响应式断点 ===== */
@media (max-width: 1024px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .steps-grid { gap: 20px; }
  .compare-grid { grid-template-columns: 1fr; gap: 20px; }
  .vs-badge { justify-self: center; width: 48px; height: 48px; font-size: 13px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .header-inner { height: 68px; }

  .main-nav {
    position: absolute;
    top: 68px;
    left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(11, 12, 16, 0.97);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 12px 24px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-link {
    padding: 14px 0;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  .nav-link:last-child { border-bottom: none; }
  .nav-link::after { display: none; }

  .header-right {
    gap: 8px;
  }
  .header-right .btn-primary { display: none; }

  .nav-toggle {
    display: flex;
  }

  .hero { min-height: auto; padding-top: 68px; }
  .hero-inner { padding-top: 50px; padding-bottom: 50px; }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    max-width: 520px;
  }

  .service-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .poster-info h3 { font-size: 15px; }

  .steps-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }

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

  .form-row { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .compare-panel { padding: 26px 22px; }

  .section-head { margin-bottom: 32px; }
}

@media (max-width: 520px) {
  .container { padding: 0 20px; }

  .service-grid {
    grid-template-columns: 1fr;
    gap: 18px;
    max-width: 360px;
  }

  .hero-stats {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .stat-card { padding: 18px 12px; }
  .stat-value { font-size: 1.5rem; }
  .stat-label { font-size: 12px; }

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

  .compare-grid { grid-template-columns: 1fr; }
  .vs-badge { margin: 0 auto; }

  .signup-wrap { padding: 28px 20px; }
  .trust-badges { flex-direction: column; align-items: center; }

  .footer-bottom p { font-size: 12px; }
}

/* ===== 焦点可访问性 ===== */
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

:root {
            --primary: #D9382B;
            --primary-light: #E85D4A;
            --gold: #D6B17A;
            --bg-dark: #0B0C10;
            --bg-card: #14161D;
            --bg-input: #1B1E27;
            --text-main: #F4F1EC;
            --text-dim: #B8AFA5;
            --border: rgba(255, 255, 255, 0.08);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-pill: 999px;
            --shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.55);
            --transition: all 0.25s ease-out;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Inter", sans-serif;
            background: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button {
            font-family: inherit;
            border: none;
            cursor: pointer;
            background: none;
        }

        input,
        textarea,
        select {
            font-family: inherit;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--primary);
            color: #0B0C10;
            font-size: 0.95rem;
            font-weight: 700;
            border-radius: var(--radius-pill);
            border: 1px solid transparent;
            transition: var(--transition);
            box-shadow: 0 8px 24px rgba(217, 56, 43, 0.3);
            line-height: 1.2;
        }

        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
            box-shadow: 0 12px 32px rgba(217, 56, 43, 0.42);
            color: #0B0C10;
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 4px 16px rgba(217, 56, 43, 0.3);
        }

        .btn-primary.btn-sm {
            padding: 10px 20px;
            font-size: 0.875rem;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 12, 16, 0.82);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 16px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.25rem;
            font-weight: 900;
            letter-spacing: 0.5px;
            color: var(--text-main);
            white-space: nowrap;
        }

        .brand:hover {
            opacity: 0.9;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin-left: auto;
            margin-right: 8px;
        }

        .nav-link {
            font-size: 0.94rem;
            font-weight: 500;
            color: var(--text-dim);
            padding: 8px 4px;
            position: relative;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: right;
            transition: transform 0.25s ease-out;
        }

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

        .nav-link:hover::after {
            transform: scaleX(1);
            transform-origin: left;
        }

        .nav-link.active {
            color: var(--text-main);
            font-weight: 700;
        }

        .nav-link.active::after {
            transform: scaleX(1);
            transform-origin: left;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .lang-switch {
            display: flex;
            align-items: center;
            height: 34px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-pill);
            padding: 2px;
            background: rgba(20, 22, 29, 0.6);
        }

        .lang-opt {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 32px;
            height: 28px;
            padding: 0 10px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-dim);
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: var(--transition);
            line-height: 1;
        }

        .lang-opt.active {
            background: var(--primary);
            color: #0B0C10;
            font-weight: 700;
        }

        .lang-opt:not(.active):hover {
            color: var(--text-main);
        }

        .nav-toggle {
            display: none;
            font-size: 1.25rem;
            color: var(--text-main);
            padding: 6px 8px;
            border-radius: 6px;
            transition: var(--transition);
        }

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

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            min-height: 44vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 72px 24px;
            text-align: center;
            background:
                radial-gradient(ellipse at 15% 85%, rgba(217, 56, 43, 0.15) 0%, transparent 55%),
                radial-gradient(ellipse at 85% 15%, rgba(214, 177, 122, 0.1) 0%, transparent 45%),
                linear-gradient(180deg, rgba(11, 12, 16, 0.72) 0%, rgba(11, 12, 16, 0.9) 100%),
                url('/assets/images/backpic/back-2.jpg') center 30%/cover;
        }

        .hero-content {
            max-width: 860px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 18px;
            background: rgba(20, 22, 29, 0.7);
            border: 1px solid rgba(217, 56, 43, 0.4);
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--gold);
            letter-spacing: 0.5px;
            margin-bottom: 24px;
        }

        .hero-badge i {
            color: var(--primary);
            font-size: 0.75rem;
        }

        .page-hero h1 {
            font-size: clamp(2rem, 4vw, 3.2rem);
            font-weight: 900;
            line-height: 1.18;
            color: var(--text-main);
            text-shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
            margin-bottom: 16px;
        }

        .page-hero h1 span {
            color: var(--primary-light);
        }

        .page-hero .hero-sub {
            font-size: clamp(1rem, 2vw, 1.25rem);
            color: var(--text-dim);
            max-width: 520px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-wrap {
            border-bottom: 1px solid var(--border);
            background: rgba(20, 22, 29, 0.35);
        }

        .breadcrumb {
            padding: 18px 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: var(--text-dim);
        }

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

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

        .breadcrumb i {
            font-size: 0.65rem;
            color: rgba(255, 255, 255, 0.25);
        }

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

        /* ===== Listing Section ===== */
        .listing-section {
            padding: 48px 0 72px;
            position: relative;
        }

        .listing-header {
            margin-bottom: 32px;
        }

        .listing-header h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .listing-header h2 i {
            color: var(--primary);
        }

        .listing-header p {
            color: var(--text-dim);
            font-size: 0.95rem;
            max-width: 640px;
            line-height: 1.7;
        }

        /* ===== Filter Tabs ===== */
        .filter-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 40px;
        }

        .filter-tab {
            padding: 9px 22px;
            border-radius: var(--radius-pill);
            background: var(--bg-card);
            border: 1px solid var(--border);
            color: var(--text-dim);
            font-size: 0.875rem;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-tab:hover {
            border-color: rgba(217, 56, 43, 0.45);
            color: var(--text-main);
}

        .filter-tab.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #0B0C10;
            font-weight: 700;
        }

        /* ===== Session Cards ===== */
        .session-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .session-card {
            display: flex;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow);
            min-height: 232px;
        }

        .session-card:hover {
            border-color: rgba(217, 56, 43, 0.45);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .session-card-cover {
            width: 240px;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
            background: linear-gradient(135deg, #1B1E27, #14161D);
        }

        .session-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease-out;
        }

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

        .session-card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(11, 12, 16, 0.55) 100%);
            pointer-events: none;
        }

        .session-corner {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            padding: 4px 12px;
            font-size: 0.68rem;
            font-weight: 700;
            letter-spacing: 1px;
            color: #0B0C10;
            background: rgba(214, 177, 122, 0.9);
            border-radius: 4px;
            text-transform: uppercase;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        }

        .session-card-body {
            flex: 1;
            padding: 22px 22px 18px;
            display: flex;
            flex-direction: column;
        }

        .session-tags {
            display: flex;
            gap: 8px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .mini-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 0.72rem;
            border-radius: var(--radius-pill);
            background: rgba(217, 56, 43, 0.1);
            color: var(--primary-light);
            border: 1px solid rgba(217, 56, 43, 0.25);
            font-weight: 500;
        }

        .mini-tag.gold {
            background: rgba(214, 177, 122, 0.1);
            color: var(--gold);
            border-color: rgba(214, 177, 122, 0.25);
        }

        .session-card-body h3 {
            font-size: 1.08rem;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 10px;
            color: var(--text-main);
            transition: var(--transition);
        }

        .session-card:hover .session-card-body h3 {
            color: var(--primary-light);
        }

        .session-card-body .session-desc {
            font-size: 0.85rem;
            color: var(--text-dim);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .session-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-dim);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

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

        .session-meta i {
            color: var(--gold);
            font-size: 0.78rem;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--primary-light);
            transition: var(--transition);
        }

        .text-link i {
            transition: transform 0.25s ease-out;
        }

        .text-link:hover {
            color: var(--gold);
}
        .text-link:hover i {
            transform: translateX(3px);
        }

        /* ===== Pagination ===== */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 48px;
        }

        .page-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            border-radius: var(--radius-pill);
            background: var(--bg-card);
            border: 1px solid var(--border);
            color: var(--text-dim);
            font-size: 0.88rem;
            font-weight: 500;
            transition: var(--transition);
            line-height: 1;
        }

        .page-link:hover {
            border-color: rgba(217, 56, 43, 0.4);
            color: var(--text-main);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
        }

        .page-link.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #0B0C10;
            font-weight: 700;
        }

        .page-link.disabled {
            opacity: 0.35;
            pointer-events: none;
        }

        /* ===== CTA Band ===== */
        .cta-section {
            padding: 0 24px 80px;
        }

        .cta-band {
            max-width: 1240px;
            margin: 0 auto;
            padding: 34px 48px;
            background: linear-gradient(135deg, rgba(217, 56, 43, 0.16) 0%, rgba(20, 22, 29, 0.92) 55%);
            border: 1px solid rgba(217, 56, 43, 0.3);
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            flex-wrap: wrap;
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }

        .cta-band::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--primary);
        }

        .cta-band h2 {
            font-size: clamp(1.1rem, 2.4vw, 1.5rem);
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 4px;
            line-height: 1.3;
        }

        .cta-band p {
            font-size: 0.88rem;
            color: var(--text-dim);
            line-height: 1.5;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #090A0E;
            border-top: 1px solid var(--border);
            padding: 64px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 4fr 3fr 5fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .footer-logo {
            font-size: 1.35rem;
            font-weight: 900;
            color: var(--text-main);
            line-height: 1.3;
            display: block;
            margin-bottom: 14px;
        }

        .footer-brand .footer-logo span {
            color: var(--primary);
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-dim);
            line-height: 1.7;
            max-width: 340px;
            margin-bottom: 20px;
        }

        .footer-qr {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 12px 18px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            font-size: 0.82rem;
            color: var(--text-dim);
            line-height: 1.4;
        }

        .footer-qr::before {
            content: '';
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: repeating-linear-gradient(90deg, var(--gold) 0px, var(--gold) 3px, transparent 3px, transparent 7px),
                repeating-linear-gradient(0deg, var(--gold) 0px, var(--gold) 3px, transparent 3px, transparent 7px);
            background-color: #1B1E27;
            background-size: 16px 16px;
            opacity: 0.8;
        }

        .footer-col h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--text-dim);
            transition: var(--transition);
        }

        .footer-col ul a i {
            font-size: 0.65rem;
            color: rgba(255, 255, 255, 0.2);
            transition: var(--transition);
        }

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

        .footer-col ul a:hover i {
            color: var(--primary);
            transform: translateX(3px);
        }

        .footer-contact-info li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 0.875rem;
            color: var(--text-dim);
            line-height: 1.6;
        }

        .footer-contact-info li i {
            color: var(--gold);
            margin-top: 4px;
            width: 14px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 20px 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: 0.82rem;
            color: var(--text-dim);
        }

        .footer-bottom a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-dim);
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            border-color: rgba(217, 56, 43, 0.4);
            color: var(--primary);
        }

        .footer-bottom a i {
            font-size: 0.75rem;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .session-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .session-card-cover {
                width: 200px;
            }

            .footer-grid {
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                position: fixed;
                top: 76px;
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(11, 12, 16, 0.97);
                backdrop-filter: blur(12px);
                padding: 20px 24px;
                gap: 4px;
                display: none;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
                z-index: 99;
            }

            .main-nav.open {
                display: flex;
            }

            .nav-link {
                padding: 12px 8px;
                font-size: 1rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.03);
            }

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

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

            .header-right {
                gap: 8px;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }

            .session-card-cover {
                width: 180px;
            }

            .session-card-body {
                padding: 16px;
            }

            .session-card-body h3 {
                font-size: 0.98rem;
            }

            .session-desc {
                font-size: 0.8rem;
            }

            .cta-band {
                padding: 24px;
            }
        }

        @media (max-width: 576px) {
            .brand {
                font-size: 1.02rem;
            }

            .brand i {
                display: none;
            }

            .border-right {
                display: none;
            }

            .lang-switch {
                transform: scale(0.92);
                transform-origin: right;
            }

            .lang-opt {
                min-width: 28px;
                padding: 0 8px;
                font-size: 0.75rem;
            }

            .btn-sm {
                padding: 9px 14px;
            }

            .btn-sm i {
                margin-right: 0 !important;
            }

            .btn-sm span {
                display: none;
            }

            .page-hero {
                min-height: 52vh;
                padding: 56px 20px;
            }

            .page-hero h1 {
                font-size: 1.65rem;
            }

            .page-hero h1 span {
                display: block;
                margin-top: 4px;
            }

            .hero-sub {
                font-size: 0.95rem;
            }

            .filter-tabs {
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                padding-bottom: 8px;
                margin-bottom: 32px;
            }

            .filter-tab {
                flex-shrink: 0;
            }

            .session-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .session-card {
                flex-direction: column;
            }

            .session-card-cover {
                width: 100%;
                height: 180px;
            }

            .session-card-body {
                padding: 20px;
            }

            .pagination {
                gap: 6px;
            }

            .page-link {
                min-width: 36px;
                height: 36px;
                padding: 0 10px;
                font-size: 0.82rem;
            }

            .cta-section {
                padding: 0 16px 64px;
            }

            .cta-band {
                flex-direction: column;
                align-items: flex-start;
                padding: 20px;
                gap: 16px;
            }

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

            .footer-brand {
                grid-column: auto;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 0 20px;
            }

            .hero-badge {
                margin-bottom: 16px;
                font-size: 0.75rem;
                padding: 5px 14px;
            }
        }