/* ========== 设计变量 ========== */
:root {
  --bg-dark: #0B0F14;
  --bg-section: #11161D;
  --bg-card: #161D26;
  --brand-gold: #D4A24E;
  --brand-gold-light: #E8C987;
  --aqua: #2EC4A0;
  --accent-warm: #C96F4A;
  --neon-glow: rgba(212,162,78,.4);
  --text-light: #F3F4F6;
  --text-muted: #9BA3B4;
  --border-dark: #2A3441;
  --gradient-btn: linear-gradient(135deg,#E8C987 0%,#D4A24E 55%,#B8863B 100%);
  --gradient-line: linear-gradient(90deg,transparent,#D4A24E 20%,#2EC4A0 80%,transparent);
  --radius-card: 16px;
  --radius-btn: 8px;
  --shadow-card: 0 2px 10px rgba(0,0,0,0.25);
  --shadow-hover: 0 12px 32px rgba(0,0,0,0.45);
  --transition: all .3s ease;
}

/* ========== Reset / Base ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.8;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--text-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--brand-gold-light); }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: 1rem; }
:focus-visible { outline: 2px solid var(--aqua); outline-offset: 3px; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: clamp(4rem, 8vw, 6.5rem) 0; }
.section-alt { background: var(--bg-section); }

/* ========== 导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11,15,20,.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  border-image: var(--gradient-line) 1;
}
.header-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 16px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--text-light);
  white-space: nowrap;
}
.brand-logo .logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(212,162,78,.15);
  border: 1px solid var(--brand-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.brand-logo .logo-icon svg { width: 20px; height: 20px; fill: var(--brand-gold); }
.brand-logo .brand-text { letter-spacing: .02em; }
.main-nav ul {
  display: flex;
  list-style: none;
  gap: 32px;
  margin: 0;
  padding: 0;
}
.main-nav ul li a {
  color: var(--text-muted);
  font-size: .95rem;
  font-weight: 500;
  position: relative;
  padding: 8px 0;
  transition: var(--transition);
}
.main-nav ul li a:hover {
  color: var(--brand-gold-light);
  text-shadow: 0 0 12px var(--neon-glow);
}
.main-nav ul li a.active {
  color: var(--text-light);
  text-shadow: 0 0 12px var(--neon-glow);
}
.main-nav ul li a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-line);
  border-radius: 2px;
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gradient-btn);
  color: #14181F;
  font-weight: 700;
  font-size: .95rem;
  padding: 10px 24px;
  border-radius: var(--radius-btn);
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(212,162,78,.2);
}
.btn-primary:hover {
  color: #0B0F14;
  transform: translateY(-2px);
  box-shadow: 0 0 18px rgba(212,162,78,.45), 0 4px 12px rgba(0,0,0,.3);
}
.btn-primary:active { transform: scale(.97); }
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-dark);
  border-radius: 8px;
  color: var(--text-light);
  font-size: 1.4rem;
  line-height: 1;
  align-items: center;
  justify-content: center;
  background: transparent;
  transition: var(--transition);
}
.nav-toggle:hover { border-color: var(--brand-gold); color: var(--brand-gold); }

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,15,20,.55) 0%, rgba(11,15,20,.85) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px;
  display: flex;
  align-items: center;
  gap: 60px;
}
.hero-text { flex: 1.1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--brand-gold);
  border-radius: 999px;
  padding: 6px 18px;
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--brand-gold-light);
  background: rgba(212,162,78,.08);
  box-shadow: 0 0 16px var(--neon-glow);
  margin-bottom: 28px;
}
.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-gold);
  box-shadow: 0 0 8px var(--brand-gold);
}
.hero h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}
.hero h1 .line-1 {
  color: var(--brand-gold-light);
  text-shadow: 0 0 20px var(--neon-glow);
  display: block;
}
.hero h1 .line-2 { display: block; color: var(--text-light); }
.hero-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 480px;
  margin-bottom: 40px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--brand-gold);
  color: var(--brand-gold-light);
  font-weight: 600;
  font-size: .95rem;
  padding: 10px 24px;
  border-radius: var(--radius-btn);
  transition: var(--transition);
}
.btn-outline:hover {
  background: rgba(212,162,78,.1);
  color: var(--brand-gold-light);
  box-shadow: 0 0 14px var(--neon-glow);
  transform: translateY(-2px);
}
.btn-outline:active { transform: scale(.97); }
.hero-stats {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  border-top: 1px solid var(--border-dark);
  padding-top: 24px;
}
.hero-stat {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 24px;
  position: relative;
}
.hero-stat:first-child { padding-left: 0; }
.hero-stat + .hero-stat::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 24px;
  background: var(--border-dark);
}
.hero-stat .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-gold);
  box-shadow: 0 0 8px var(--brand-gold);
  flex-shrink: 0;
}
.hero-stat span {
  color: var(--text-muted);
  font-size: .9rem;
  white-space: nowrap;
}
.hero-visual {
  flex: .9;
  display: block;
}
.hero-img-wrap {
  position: relative;
  border-radius: var(--radius-card);
  border: 1px solid rgba(212,162,78,.4);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,.5);
}
.hero-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-card);
  box-shadow: inset 0 0 40px rgba(11,15,20,.3);
  pointer-events: none;
}
.hero-img-wrap img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  transition: transform .5s ease;
}
.hero-img-wrap:hover img { transform: scale(1.03); }

/* ========== 板块通用 ========== */
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.section-head .sec-tag {
  display: inline-block;
  font-size: .8rem;
  letter-spacing: .08em;
  color: var(--brand-gold);
  border: 1px solid rgba(212,162,78,.3);
  border-radius: 999px;
  padding: 4px 16px;
  margin-bottom: 16px;
  background: rgba(212,162,78,.05);
}
.section-head h2 {
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 14px;
  color: var(--text-light);
}
.section-head .sec-desc {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.8;
}

/* ========== 功能分组 ========== */
.services { background: var(--bg-dark); }
.service-grid { display: flex; flex-wrap: wrap; gap: 24px; }
.service-wide {
  flex: 0 0 calc(58.333% - 12px);
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-top: 3px solid var(--brand-gold);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.service-wide:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(212,162,78,.5);
}
.service-wide .svc-img {
  width: 100%;
  height: 220px;
  overflow: hidden;
}
.service-wide .svc-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.service-wide .svc-img:hover img { transform: scale(1.03); }
.svc-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--accent-warm);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .06em;
  padding: 5px 14px;
  border-radius: 999px;
  box-shadow: 0 2px 8px rgba(201,111,74,.4);
  z-index: 2;
}
.svc-content { padding: 24px 28px 28px; flex: 1; display: flex; flex-direction: column; }
.svc-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(212,162,78,.15);
  border: 1px solid var(--brand-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  flex-shrink: 0;
}
.svc-icon svg { width: 26px; height: 26px; fill: var(--brand-gold); }
.svc-content h3 { font-size: 1.25rem; font-weight: 600; margin-bottom: 12px; color: var(--text-light); }
.svc-content p { color: var(--text-muted); font-size: .95rem; line-height: 1.8; margin-bottom: 20px; flex: 1; }
.svc-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--brand-gold-light);
  font-weight: 600;
  font-size: .9rem;
  transition: var(--transition);
}
.svc-link:hover { gap: 10px; color: var(--brand-gold-light); }
.svc-link .arrow { transition: transform .3s ease; }

.service-narrow-col {
  flex: 0 0 calc(41.667% - 12px);
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.service-narrow {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-card);
  padding: 28px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.service-narrow:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(46,196,160,.4);
}
.service-narrow .svc-icon {
  border-color: var(--aqua);
  background: rgba(46,196,160,.12);
}
.service-narrow .svc-icon svg { fill: var(--aqua); }
.service-narrow h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: 12px; }
.service-narrow p { color: var(--text-muted); font-size: .9rem; line-height: 1.75; margin-bottom: 16px; flex: 1; }

/* ========== 使用场景 ========== */
.scenarios { background: var(--bg-section); position: relative; }
.scenario-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 64px;
  gap: 40px;
}
.scenario-row:last-child { margin-bottom: 0; }
.scenario-row:nth-child(even) { flex-direction: row-reverse; }
.scenario-img {
  flex: 0 0 calc(58.333% - 20px);
  border-radius: 14px;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-card);
}
.scenario-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(11,15,20,.08);
  pointer-events: none;
}
.scenario-img img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: transform .5s ease;
}
.scenario-img:hover img { transform: scale(1.03); }
.scenario-text {
  flex: 0 0 calc(41.667% - 20px);
}
.scene-tag {
  display: inline-block;
  border: 1px solid var(--accent-warm);
  color: var(--accent-warm);
  background: rgba(201,111,74,.08);
  font-size: .78rem;
  letter-spacing: .06em;
  border-radius: 999px;
  padding: 4px 16px;
  margin-bottom: 16px;
}
.scenario-text h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--text-light);
}
.scenario-text p {
  color: var(--text-muted);
  font-size: .95rem;
  line-height: 1.8;
  margin-bottom: 20px;
}
.scenario-link {
  color: var(--brand-gold-light);
  font-weight: 600;
  font-size: .9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.scenario-link:hover { gap: 10px; }

/* ========== 成功案例 ========== */
.testimonials { background: var(--bg-dark); }
.tes-grid { display: flex; flex-wrap: wrap; gap: 24px; }
.tes-featured {
  flex: 0 0 calc(58.333% - 12px);
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-card);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.tes-featured::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(212,162,78,.12) 0%, transparent 70%);
  pointer-events: none;
}
.tes-featured:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(212,162,78,.4);
}
.tes-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.tes-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #14181F;
  font-size: 1rem;
}
.tes-name { font-weight: 600; color: var(--text-light); }
.tes-badge {
  font-size: .72rem;
  background: rgba(212,162,78,.15);
  color: var(--brand-gold-light);
  border: 1px solid var(--brand-gold);
  border-radius: 999px;
  padding: 2px 12px;
}
.tes-stars {
  color: var(--brand-gold);
  font-size: .95rem;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.tes-quote { color: var(--text-muted); font-size: .95rem; line-height: 1.85; margin-bottom: 18px; }
.tes-meta {
  display: flex;
  gap: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--border-dark);
  font-size: .82rem;
  color: var(--text-muted);
}
.tes-side {
  flex: 0 0 calc(41.667% - 12px);
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.tes-card {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-card);
  padding: 24px 28px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.tes-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(46,196,160,.3);
}
.tes-card .stars {
  color: var(--brand-gold);
  font-size: .85rem;
  letter-spacing: 2px;
  margin-bottom: 10px;
}
.tes-card p {
  color: var(--text-muted);
  font-size: .88rem;
  line-height: 1.7;
  margin-bottom: 12px;
}
.tes-card .tes-date {
  font-size: .78rem;
  color: rgba(155,163,180,.7);
}

/* ========== 资讯区块 ========== */
.insights { background: var(--bg-section); }
.insights-grid { display: flex; flex-wrap: wrap; gap: 40px; }
.insights-list {
  flex: 0 0 calc(58.333% - 20px);
}
.insight-item {
  display: block;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-dark);
  transition: var(--transition);
}
.insight-item:first-child { padding-top: 0; }
.insight-item:hover { padding-left: 6px; }
.insight-item:hover h3 { color: var(--brand-gold-light); }
.insight-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: .8rem;
  color: rgba(155,163,180,.7);
  margin-bottom: 6px;
}
.insight-meta .tag {
  border: 1px solid rgba(46,196,160,.3);
  color: var(--aqua);
  border-radius: 999px;
  padding: 1px 10px;
  font-size: .72rem;
}
.insight-item h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-light);
  transition: var(--transition);
  line-height: 1.5;
}
.insight-item .excerpt {
  color: var(--text-muted);
  font-size: .88rem;
  line-height: 1.7;
  margin-top: 6px;
}
.insights-side {
  flex: 0 0 calc(41.667% - 20px);
}
.side-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-card);
  padding: 28px;
  box-shadow: var(--shadow-card);
}
.side-panel h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--brand-gold-light);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-dark);
  position: relative;
}
.side-panel h3::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 48px;
  height: 2px;
  background: var(--gradient-line);
  border-radius: 2px;
}
.hot-topic {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-dark);
  transition: var(--transition);
}
.hot-topic:last-child { border-bottom: none; }
.hot-topic:hover { padding-left: 4px; }
.hot-topic .idx {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--brand-gold);
  opacity: .5;
  line-height: 1;
  flex-shrink: 0;
}
.hot-topic a {
  color: var(--text-muted);
  font-size: .9rem;
  line-height: 1.5;
}
.hot-topic a:hover { color: var(--brand-gold-light); }

/* ========== 价格 ========== */
.pricing { background: var(--bg-dark); }
.price-grid { display: flex; flex-wrap: wrap; gap: 24px; align-items: stretch; }
.price-card {
  flex: 1;
  min-width: 260px;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  position: relative;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.price-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.price-card.featured {
  background: linear-gradient(145deg, rgba(212,162,78,.15) 0%, var(--bg-card) 50%);
  border-color: var(--brand-gold);
  transform: scale(1.03);
}
.price-card.featured:hover {
  transform: scale(1.03) translateY(-6px);
  box-shadow: 0 18px 44px rgba(0,0,0,.5), 0 0 24px rgba(212,162,78,.15);
}
.price-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--accent-warm);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
  box-shadow: 0 2px 8px rgba(201,111,74,.4);
}
.price-badge.gold {
  background: transparent;
  border: 1px solid var(--brand-gold);
  color: var(--brand-gold-light);
  box-shadow: 0 0 10px var(--neon-glow);
}
.price-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 12px;
}
.price-amount {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--brand-gold-light);
  line-height: 1.1;
  margin-bottom: 4px;
}
.price-amount .unit {
  font-size: .9rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-left: 4px;
}
.price-note {
  font-size: .8rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.price-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0 0 24px;
  border-bottom: 1px solid var(--border-dark);
  flex: 1;
}
.price-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 7px 0;
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.price-list li::before {
  content: '✓';
  color: var(--brand-gold);
  font-weight: 700;
  font-size: .95rem;
  flex-shrink: 0;
}

/* ========== FAQ ========== */
.faq { background: var(--bg-section); }
.accordion {
  max-width: 780px;
  margin: 0 auto;
  list-style: none;
}
.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}
.accordion-item:hover { border-color: rgba(212,162,78,.3); }
.accordion-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-light);
  text-align: left;
  transition: var(--transition);
  cursor: pointer;
  background: transparent;
  color: var(--text-light);
}
.accordion-title:hover { color: var(--brand-gold-light); }
.accordion-title .faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  color: var(--brand-gold);
  transition: var(--transition);
  position: relative;
}
.accordion-title .faq-icon::after {
  content: '+';
  font-weight: 700;
}
.accordion-title.active .faq-icon {
  background: var(--brand-gold);
  color: #14181F;
  border-color: var(--brand-gold);
}
.accordion-title.active .faq-icon::after {
  content: '−';
}
.accordion-title.active { color: var(--brand-gold-light); }
.accordion-content {
  display: none;
  padding: 0 24px 22px;
  color: var(--text-muted);
  font-size: .92rem;
  line-height: 1.8;
}

/* ========== CTA / 联系 ========== */
.contact {
  position: relative;
  background-image: url('/assets/images/backpic/back-2.jpg');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(11,15,20,.82);
  z-index: 1;
}
.contact::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(212,162,78,.12) 0%, transparent 70%);
  z-index: 1;
}
.contact-inner {
  position: relative;
  z-index: 2;
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}
.contact-inner h2 {
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-light);
}
.contact-inner .contact-desc {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 40px;
  line-height: 1.8;
}
.contact-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.contact-form {
  background: rgba(22,29,38,.8);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-card);
  padding: 32px;
  text-align: left;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 12px 40px rgba(0,0,0,.4);
}
.contact-form .form-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.form-field { flex: 1 1 calc(33.333% - 12px); min-width: 160px; }
.form-field label {
  display: block;
  font-size: .82rem;
  color: var(--text-muted);
  margin-bottom: 6px;
  letter-spacing: .04em;
}
.form-field input,
.form-field select {
  width: 100%;
  background: rgba(11,15,20,.6);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-btn);
  color: var(--text-light);
  padding: 11px 14px;
  font-size: .92rem;
  transition: var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
.form-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23D4A24E'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
.form-field input:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--brand-gold);
  box-shadow: 0 0 0 3px rgba(212,162,78,.15);
}
.form-field input::placeholder { color: rgba(155,163,180,.5); }
.form-submit-wrap {
  flex: 1 1 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
  flex-wrap: wrap;
}
.form-privacy {
  font-size: .78rem;
  color: rgba(155,163,180,.7);
  flex: 0 1 100%;
  margin-top: 8px;
}
.form-privacy i { color: var(--aqua); font-style: normal; }

/* ========== 页脚 ========== */
.site-footer {
  background: #070A0E;
  border-top: 1px solid transparent;
  border-image: var(--gradient-line) 1;
  padding: 64px 0 0;
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-col {
  flex: 0 0 calc(25% - 30px);
  min-width: 200px;
}
.footer-col.brand-col { flex: 0 0 calc(25% - 30px); }
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 14px;
}
.footer-logo .logo-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(212,162,78,.15);
  border: 1px solid var(--brand-gold);
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer-logo .logo-icon svg { width: 16px; height: 16px; fill: var(--brand-gold); }
.footer-desc {
  color: var(--text-muted);
  font-size: .86rem;
  line-height: 1.7;
}
.footer-col h4 {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--gradient-line);
  border-radius: 2px;
}
.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  color: var(--text-muted);
  font-size: .88rem;
  transition: var(--transition);
}
.footer-col ul li a:hover {
  color: var(--brand-gold-light);
  padding-left: 4px;
}
.footer-col ul li span {
  color: var(--text-muted);
  font-size: .88rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.footer-col ul li i {
  font-style: normal;
  color: var(--brand-gold);
}
.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding: 20px 0;
  text-align: center;
  font-size: .8rem;
  color: rgba(155,163,180,.6);
}
.footer-bottom .domain-line {
  color: rgba(155,163,180,.4);
  margin-top: 4px;
}

/* ========== 浮动转化条 ========== */
.float-bar {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(11,15,20,.92);
  border: 1px solid rgba(212,162,78,.4);
  border-radius: 999px;
  padding: 10px 10px 10px 20px;
  box-shadow: 0 8px 30px rgba(0,0,0,.5), 0 0 20px rgba(212,162,78,.1);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.float-bar:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,.6), 0 0 30px rgba(212,162,78,.25);
  transform: translateY(-2px);
}
.float-bar .float-text {
  font-size: .85rem;
  color: var(--text-light);
  font-weight: 600;
  white-space: nowrap;
}
.float-bar .float-btn {
  background: var(--gradient-btn);
  color: #14181F;
  font-weight: 700;
  font-size: .85rem;
  padding: 8px 18px;
  border-radius: 999px;
  transition: var(--transition);
  white-space: nowrap;
}
.float-bar .float-btn:hover {
  box-shadow: 0 0 14px rgba(212,162,78,.5);
}

/* ========== 响应式 ========== */
@media (max-width: 1023.98px) {
  .service-wide { flex: 0 0 100%; }
  .service-narrow-col { flex: 0 0 100%; }
  .scenario-img { flex: 0 0 100%; }
  .scenario-text { flex: 0 0 100%; }
  .scenario-row:nth-child(even) { flex-direction: column; }
  .scenario-row { flex-direction: column; }
  .tes-featured { flex: 0 0 100%; }
  .tes-side { flex: 0 0 100%; }
  .insights-list { flex: 0 0 100%; }
  .insights-side { flex: 0 0 100%; }
  .footer-col { flex: 0 0 calc(50% - 20px); }
  .footer-col.brand-col { flex: 0 0 100%; }
  .hero-content { flex-direction: column; gap: 40px; }
  .hero-visual { width: 100%; }
  .hero-img-wrap img { height: 300px; }
  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(11,15,20,.98);
    border-bottom: 1px solid var(--border-dark);
    padding: 16px 24px;
    display: none;
    z-index: 19;
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; gap: 0; }
  .main-nav ul li { border-bottom: 1px solid rgba(255,255,255,.08); }
  .main-nav ul li:last-child { border-bottom: none; }
  .main-nav ul li a { display: block; padding: 14px 0; font-size: 1rem; }
  .nav-toggle { display: flex; }
}

@media (max-width: 639.98px) {
  .hero { min-height: auto; }
  .hero-content { padding: 60px 20px; }
  .hero h1 { font-size: 2rem; }
  .hero-desc { font-size: .95rem; }
  .hero-stats { flex-direction: column; gap: 12px; }
  .hero-stat + .hero-stat::before { display: none; }
  .hero-stat { padding: 0; }
  .section-head { margin-bottom: 40px; }
  .price-grid { flex-direction: column; }
  .price-card.featured { transform: none; }
  .price-card.featured:hover { transform: translateY(-4px); }
  .contact-form { padding: 24px 20px; }
  .form-field input, .form-field select { font-size: 1rem; }
  .footer-col { flex: 0 0 100%; }
  .float-bar { bottom: 16px; right: 16px; left: 16px; justify-content: space-between; }
  .float-bar .float-text { font-size: .78rem; }
}

/* Foundation 组件样式覆盖 */
.top-bar, .title-bar { background: transparent; }
.accordion { background: transparent; }
.accordion-item { background: var(--bg-card); }
.accordion-title { background: transparent; border: none; color: var(--text-light); }
.accordion-title:hover, .accordion-title:focus { background: transparent; color: var(--brand-gold-light); }
.accordion-content { background: transparent; border: none; color: var(--text-muted); }

/* ============ 设计变量 ============ */
:root{
  --primary:#C96A35;
  --primary-light:#E8934C;
  --secondary:#2E7D72;
  --secondary-light:#4ECDC4;
  --accent:#FFB45F;
  --dark:#1E1916;
  --dark-2:#2B241E;
  --surface:#FAF6EF;
  --card-bg:#FFFFFF;
  --card-warm:#FFFDF9;
  --text-primary:#2A2118;
  --text-secondary:#7A6A5A;
  --text-muted:#A89987;
  --success:#2E9E6B;
  --radius:16px;
  --radius-lg:20px;
  --radius-sm:12px;
  --shadow-sm:0 6px 20px rgba(30,25,22,0.06);
  --shadow-hover:0 12px 32px rgba(30,25,22,0.12);
  --glow:0 0 12px rgba(255,180,95,0.55);
  --glow-btn:0 0 18px rgba(232,147,76,0.45);
  --gradient-btn:linear-gradient(135deg,#C96A35,#E8934C);
  --gradient-primary:linear-gradient(135deg,#C96A35,#E8934C);
  --gradient-secondary:linear-gradient(135deg,#2E7D72,#4ECDC4);
  --gradient-line:linear-gradient(90deg,#FFB45F,#4ECDC4);
  --font-title:"Noto Sans SC",sans-serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}

/* ============ Reset / 基础 ============ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  font-size:1rem;
  line-height:1.75;
  color:var(--text-primary);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .3s ease}
a:hover{color:var(--primary-light)}
button,input,textarea,select{font-family:inherit;font-size:inherit}
ul,ol{list-style:none}
.section{position:relative;padding:64px 0}
@media(min-width:640px){.section{padding:96px 0}}
.grid-container{max-width:1200px}

/* ============ 通用组件 ============ */
.section-head{text-align:center;max-width:720px;margin:0 auto 48px;position:relative;z-index:2}
.section-head .head-line{width:60px;height:2px;background:var(--gradient-primary);border-radius:2px;margin:0 auto 18px;display:block}
.section-head h2{font-family:var(--font-title);font-size:clamp(1.7rem,3.5vw,2.4rem);line-height:1.3;font-weight:800;color:var(--text-primary);letter-spacing:-0.01em;margin-bottom:12px}
.section-head p{font-size:1rem;color:var(--text-secondary);line-height:1.75;margin-bottom:0}
.section-head.light h2{color:#fff}
.section-head.light p{color:rgba(255,255,255,0.75)}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 28px;
  border-radius:999px;
  font-weight:700;
  font-size:1rem;
  line-height:1.2;
  border:none;
  cursor:pointer;
  transition:all .3s ease;
  min-height:44px;
  text-align:center;
}
.btn:focus,.btn:active{outline:2px solid var(--accent);outline-offset:3px}
.btn-primary{
  background:var(--gradient-btn);
  color:#fff;
  box-shadow:0 4px 16px rgba(201,106,53,0.28);
}
.btn-primary:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:var(--glow-btn);
  filter:brightness(1.05);
}
.btn-outline{
  background:transparent;
  color:var(--primary);
  border:1px solid var(--primary);
}
.btn-outline:hover{
  background:rgba(201,106,53,0.08);
  color:var(--primary);
  transform:translateY(-2px);
}
.btn-outline-light{
  background:transparent;
  color:rgba(255,255,255,0.85);
  border:1px solid rgba(255,255,255,0.65);
}
.btn-outline-light:hover{
  background:rgba(255,255,255,0.12);
  color:#fff;
  border-color:#fff;
  transform:translateY(-2px);
}
.btn-lg{padding:15px 36px;font-size:1.05rem}

/* 标签胶囊 */
.tag{
  display:inline-flex;
  align-items:center;
  gap:4px;
  padding:4px 14px;
  border-radius:999px;
  font-size:0.875rem;
  font-weight:500;
  line-height:1.5;
  background:rgba(201,106,53,0.08);
  color:var(--primary);
  white-space:nowrap;
}
.tag-teal{background:rgba(46,125,114,0.08);color:var(--secondary)}
.tag-warm{background:rgba(255,180,95,0.12);color:#A25A1D}

/* 徽章 */
.badge{
  display:inline-flex;
  align-items:center;
  gap:4px;
  padding:4px 16px;
  border-radius:999px;
  font-size:0.875rem;
  font-weight:600;
}

/* 卡片通用 */
.card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:all .3s ease;position:relative;overflow:hidden}
.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  height:72px;
  background:rgba(30,25,22,0.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,180,95,0.25);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,rgba(255,180,95,0.4),rgba(78,205,196,0.4));
  pointer-events:none;
}
.nav-row{height:72px}
.site-logo{display:flex;align-items:center;gap:10px}
.site-logo a{display:flex;align-items:center;gap:10px}
.logo-icon{
  width:36px;height:36px;
  min-width:36px;
  border-radius:12px;
  background:var(--gradient-btn);
  display:flex;align-items:center;justify-content:center;
  color:#fff;
  font-size:1.05rem;
  box-shadow:0 4px 12px rgba(201,106,53,0.35);
}
.logo-text{
  font-family:var(--font-title);
  font-size:1.25rem;
  font-weight:900;
  color:#FFF;
  letter-spacing:0.02em;
  white-space:nowrap;
}
.logo-text .accent{color:var(--accent)}
.nav-cell{position:relative}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav .nav-link{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 14px;
  color:#E8DCCE;
  font-size:0.95rem;
  font-weight:500;
  position:relative;
  transition:all .3s ease;
  white-space:nowrap;
}
.main-nav .nav-link:hover{
  color:var(--accent);
  text-shadow:0 0 8px rgba(255,180,95,0.6);
}
.main-nav .nav-link.active{
  color:var(--accent);
  text-shadow:0 0 10px rgba(255,180,95,0.9);
}
.main-nav .nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:0;
  height:3px;
  border-radius:3px 3px 0 0;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  box-shadow:0 0 10px rgba(255,180,95,0.6);
}
.nav-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:40px;
  padding:8px 24px;
  border-radius:999px;
  background:var(--gradient-btn);
  color:#fff;
  font-weight:700;
  font-size:0.95rem;
  transition:all .3s ease;
  box-shadow:0 4px 12px rgba(201,106,53,0.3);
}
.nav-btn:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 0 16px rgba(255,180,95,0.5);
}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  background:transparent;
  border:1px solid rgba(255,255,255,0.2);
  border-radius:10px;
  cursor:pointer;
  position:relative;
  z-index:200;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
  transition:all .3s;
}
.menu-toggle span{
  display:block;
  width:20px;height:2px;
  background:var(--accent);
  border-radius:2px;
  transition:all .3s;
}
.menu-toggle:hover{border-color:var(--accent)}

/* ============ Hero ============ */
.hero{
  position:relative;
  background-image:url('/assets/images/backpic/back-1.jpg');
  background-size:cover;
  background-position:center;
  padding:110px 0 100px;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(30,25,22,0.82) 0%,rgba(30,25,22,0.55) 70%,rgba(30,25,22,0.35) 100%);
  z-index:1;
}
.hero::after{
  content:"";
  position:absolute;
  width:420px;height:420px;
  border-radius:50%;
  background:rgba(255,180,95,0.15);
  filter:blur(80px);
  top:-120px;right:-80px;
  z-index:2;
  pointer-events:none;
}
.hero .hero-orb-2{
  position:absolute;
  width:300px;height:300px;
  border-radius:50%;
  background:rgba(78,205,196,0.12);
  filter:blur(70px);
  bottom:-60px;left:-60px;
  z-index:2;
  pointer-events:none;
}
.hero-content{
  position:relative;
  z-index:3;
  padding-right:20px;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(255,255,255,0.12);
  border:1px solid rgba(255,255,255,0.2);
  color:var(--accent);
  border-radius:999px;
  padding:6px 18px;
  font-size:0.875rem;
  font-weight:600;
  margin-bottom:20px;
}
.hero-badge i{font-size:0.8rem}
.hero h1{
  font-family:var(--font-title);
  font-size:clamp(2.1rem,5vw,3.3rem);
  line-height:1.25;
  font-weight:900;
  color:#fff;
  letter-spacing:-0.01em;
  margin-bottom:18px;
}
.hero-desc{
  color:rgba(255,255,255,0.85);
  font-size:1.05rem;
  line-height:1.75;
  max-width:600px;
  margin-bottom:28px;
}
.hero-buttons{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:36px}
.hero-buttons .btn{min-width:160px}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
  max-width:640px;
}
@media(min-width:640px){.hero-stats{grid-template-columns:repeat(4,1fr)}}
.stat-chip{
  background:rgba(255,255,255,0.1);
  border:1px solid rgba(255,255,255,0.14);
  border-radius:12px;
  padding:14px 10px;
  text-align:center;
  backdrop-filter:blur(6px);
  transition:all .3s;
}
.stat-chip:hover{background:rgba(255,255,255,0.16);transform:translateY(-2px)}
.stat-chip .num{
  font-size:1.4rem;
  font-weight:800;
  color:var(--accent);
  display:block;
  line-height:1.3;
}
.stat-chip .label{
  font-size:0.85rem;
  color:rgba(255,255,255,0.8);
  white-space:nowrap;
}
.hero-side{position:relative;z-index:3}

/* 品牌卡片 */
.brand-card{
  background:rgba(255,255,255,0.08);
  border:1px solid rgba(255,255,255,0.16);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-radius:20px;
  padding:28px 24px;
  text-align:center;
  max-width:360px;
  margin-left:auto;
  transition:all .3s ease;
}
.brand-card:hover{background:rgba(255,255,255,0.12);box-shadow:0 16px 40px rgba(0,0,0,0.2)}
.brand-avatar{
  width:80px;height:80px;
  border-radius:50%;
  background:var(--gradient-btn);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:2rem;
  margin:0 auto 16px;
  box-shadow:0 8px 24px rgba(201,106,53,0.4);
  border:3px solid rgba(255,255,255,0.3);
}
.brand-card .brand-name{font-size:1.2rem;font-weight:800;color:#fff;margin-bottom:4px}
.brand-card .brand-meta{color:rgba(255,255,255,0.7);font-size:0.875rem;margin-bottom:16px}
.brand-mini-stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:8px;
  margin-bottom:18px;
  padding:16px 10px;
  background:rgba(255,255,255,0.06);
  border-radius:12px;
}
.brand-mini-stats .item{text-align:center}
.brand-mini-stats .item .v{font-size:1.2rem;font-weight:800;color:var(--accent);display:block}
.brand-mini-stats .item .k{font-size:0.75rem;color:rgba(255,255,255,0.7)}
.brand-card .btn{width:100%}

/* ============ 服务项目 ============ */
.services-section{background:var(--surface)}
.service-card{
  background:var(--card-bg);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:all .3s ease;
  position:relative;
  height:100%;
  display:flex;
  flex-direction:column;
  border-top:1px solid transparent;
}
.service-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-4px);
  border-top-color:var(--accent);
}
.service-cover{
  position:relative;
  height:180px;
  overflow:hidden;
  background-image:url('/assets/images/coverpic/cover-1.jpg');
  background-size:cover;
  background-position:center;
}
.service-card:nth-child(2) .service-cover{background-image:url('/assets/images/coverpic/cover-2.jpg')}
.service-card:nth-child(3) .service-cover{background-image:url('/assets/images/coverpic/cover-3.jpg')}
.service-cover::before{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(201,106,53,0.4);
  transition:all .3s ease;
}
.service-card:nth-child(2) .service-cover::before{background:rgba(46,125,114,0.4)}
.service-card:nth-child(3) .service-cover::before{background:rgba(255,180,95,0.4)}
.service-card:hover .service-cover::before{opacity:0.2}
.cover-num{
  position:absolute;
  top:14px;right:14px;
  width:40px;height:40px;
  border-radius:50%;
  background:#fff;
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  font-size:0.95rem;
  box-shadow:0 4px 12px rgba(0,0,0,0.15);
  z-index:2;
}
.service-body{padding:24px;display:flex;flex-direction:column;flex:1}
.service-body h3{font-family:var(--font-title);font-size:1.25rem;font-weight:700;margin-bottom:10px;color:var(--text-primary)}
.service-body .desc{font-size:0.95rem;color:var(--text-secondary);line-height:1.75;margin-bottom:16px}
.service-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.service-link{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:600;
  color:var(--primary);
  font-size:0.95rem;
  transition:all .3s;
}
.service-link i{transition:transform .3s}
.service-link:hover{color:var(--primary-light);gap:10px}
.service-link:hover i{transform:translateX(2px)}

/* ============ 使用场景 ============ */
.scene-section{background:#F4EDE3}
.scene-card{
  background:var(--card-warm);
  border-radius:var(--radius);
  padding:28px 24px;
  position:relative;
  box-shadow:var(--shadow-sm);
  transition:all .3s ease;
  height:100%;
}
.scene-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-4px);
  background:rgba(255,253,249,0.92);
}
.scene-icon{
  width:48px;height:48px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.3rem;
  color:#fff;
  margin-bottom:16px;
  transition:all .3s ease;
}
.scene-icon.grad-a{background:linear-gradient(135deg,var(--primary),var(--primary-light))}
.scene-icon.grad-b{background:linear-gradient(135deg,var(--secondary),var(--secondary-light))}
.scene-icon.grad-c{background:linear-gradient(135deg,#E8934C,#FFB45F)}
.scene-icon.grad-d{background:linear-gradient(135deg,#2E7D72,#3AA799)}
.scene-card:hover .scene-icon{transform:scale(1.05)}
.scene-card h3{font-size:1.125rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.scene-card p{font-size:0.925rem;color:#4A3A2C;line-height:1.7;margin-bottom:0;padding-right:16px}
.scene-tag{
  position:absolute;
  right:12px;bottom:12px;
  background:var(--accent);
  color:#fff;
  font-size:0.75rem;
  font-weight:600;
  padding:2px 10px;
  border-radius:999px;
  box-shadow:0 2px 8px rgba(255,180,95,0.3);
}

/* ============ 成功案例 ============ */
.case-section{background:var(--surface)}
.stats-bar{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  max-width:720px;
  margin:0 auto 56px;
  background:var(--card-bg);
  border-radius:var(--radius);
  padding:32px 24px;
  box-shadow:var(--shadow-sm);
  position:relative;
  overflow:hidden;
}
.stats-bar::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:var(--gradient-line);
  opacity:0.6;
}
.stat-item{text-align:center}
.stat-item .num{
  font-size:2.25rem;
  font-weight:800;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
  display:block;
}
.stat-item .label{font-size:0.9rem;color:var(--text-secondary)}
.case-card{
  background:var(--card-bg);
  border-radius:var(--radius);
  padding:24px;
  border-left:4px solid var(--primary);
  box-shadow:var(--shadow-sm);
  transition:all .3s ease;
  height:100%;
  display:flex;
  flex-direction:column;
}
.case-card:nth-child(2){border-left-color:var(--secondary)}
.case-card:hover{
  box-shadow:var(--shadow-hover);
  border-left-color:var(--accent);
  transform:translateY(-4px);
}
.user-row{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:12px;
}
.user-avatar{
  width:40px;height:40px;
  border-radius:50%;
  background:var(--gradient-btn);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  font-size:0.9rem;
  flex-shrink:0;
}
.case-card:nth-child(2) .user-avatar{background:var(--gradient-secondary)}
.user-name{font-weight:700;font-size:0.95rem;color:var(--text-primary)}
.stars{color:var(--accent);font-size:0.85rem;letter-spacing:2px}
.case-text{font-size:0.925rem;color:var(--text-secondary);line-height:1.75;flex:1;margin-bottom:12px}
.verify-badge{
  display:inline-flex;
  align-items:center;
  gap:4px;
  font-size:0.8rem;
  color:var(--success);
  background:rgba(46,158,107,0.08);
  padding:4px 12px;
  border-radius:999px;
  align-self:flex-end;
}
.verify-badge i{font-size:0.75rem}

/* ============ 价格 ============ */
.price-section{background:#F4EDE3}
.price-card{
  background:var(--card-bg);
  border-radius:var(--radius-lg);
  padding:32px 28px;
  box-shadow:var(--shadow-sm);
  transition:all .3s ease;
  height:100%;
  display:flex;
  flex-direction:column;
  position:relative;
}
.price-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.price-card .plan-tag{font-size:0.8rem;font-weight:600;color:var(--text-muted);letter-spacing:1px;margin-bottom:8px}
.price-card h3{font-family:var(--font-title);font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:16px}
.price-row{display:flex;align-items:baseline;gap:6px;margin-bottom:20px}
.price-row .currency{font-size:1.1rem;font-weight:700;color:var(--primary)}
.price-row .amount{font-size:2.25rem;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1}
.price-row .unit{font-size:0.9rem;color:var(--text-muted)}
.feature-list{list-style:none;margin:0 0 24px;flex:1}
.feature-list li{
  display:flex;
  align-items:flex-start;
  gap:8px;
  padding:6px 0;
  font-size:0.925rem;
  color:var(--text-secondary);
}
.feature-list li i{color:var(--primary);font-size:0.8rem;margin-top:5px;flex-shrink:0}
.price-card .btn{width:100%}
.price-card.recommend{
  border:2px solid var(--primary);
  background:var(--dark);
  color:#fff;
  position:relative;
}
.price-card.recommend h3{color:#fff}
.price-card.recommend .plan-tag{color:rgba(255,255,255,0.6)}
.price-row .amount-recommend{color:var(--accent)}
.price-card.recommend .feature-list li{color:rgba(255,255,255,0.8)}
.price-card.recommend .feature-list li i{color:var(--accent)}
.recommend-badge{
  position:absolute;
  top:-14px;left:50%;
  transform:translateX(-50%);
  background:var(--accent);
  color:#1E1916;
  font-size:0.8rem;
  font-weight:700;
  padding:4px 18px;
  border-radius:999px;
  box-shadow:0 0 16px rgba(255,180,95,0.5);
  white-space:nowrap;
}
.price-card.recommend:hover{box-shadow:0 0 24px rgba(255,180,95,0.25),var(--shadow-hover)}

/* ============ FAQ ============ */
.faq-section{background:var(--surface)}
.accordion{background:transparent;list-style:none;margin:0 auto;max-width:800px}
.accordion-item{
  background:var(--card-bg);
  border-radius:12px;
  border:1px solid rgba(201,106,53,0.12);
  margin-bottom:16px;
  overflow:hidden;
  transition:all .3s ease;
}
.accordion-item:hover{border-color:rgba(201,106,53,0.3)}
.accordion-item.is-active{
  border-color:var(--primary);
  border-left:3px solid var(--primary);
  box-shadow:var(--shadow-sm);
}
.accordion-title{
  display:block;
  padding:20px 48px 20px 24px;
  font-size:1rem;
  font-weight:700;
  color:var(--text-primary);
  background:transparent;
  border:none;
  position:relative;
  transition:all .3s;
  cursor:pointer;
  font-family:var(--font-body);
  line-height:1.5;
}
.accordion-title:hover{background:rgba(201,106,53,0.04);color:var(--primary)}
.accordion-title::before{display:none}
.accordion-title::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:0.8rem;
  position:absolute;
  right:22px;top:50%;
  transform:translateY(-50%);
  color:var(--primary);
  transition:transform .3s ease;
}
.accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(180deg)}
.accordion-content{
  padding:0 24px 20px;
  color:var(--text-secondary);
  font-size:0.925rem;
  line-height:1.75;
  border:none;
  background:transparent;
}

/* ============ CTA ============ */
.cta-section{
  background:var(--dark);
  color:#fff;
  position:relative;
  overflow:hidden;
  padding:72px 0;
}
.cta-section::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent),var(--secondary));
  opacity:0.5;
}
.cta-section::after{
  content:"";
  position:absolute;
  width:400px;height:400px;
  border-radius:50%;
  background:rgba(255,180,95,0.12);
  filter:blur(90px);
  bottom:-150px;right:-100px;
  pointer-events:none;
}
.cta-orb-2{
  position:absolute;
  width:300px;height:300px;
  border-radius:50%;
  background:rgba(46,125,114,0.18);
  filter:blur(80px);
  top:-100px;left:-80px;
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;max-width:720px;margin:0 auto;text-align:center}
.cta-inner h2{font-family:var(--font-title);font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;color:#fff;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,0.75);font-size:1rem;margin-bottom:32px}
.reserve-form{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:center;
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:20px;
  padding:20px;
  backdrop-filter:blur(8px);
}
.reserve-form input{
  flex:1 1 180px;
  min-width:0;
  height:48px;
  padding:0 16px;
  border-radius:10px;
  border:none;
  background:#fff;
  color:var(--text-primary);
  font-size:0.95rem;
  transition:all .3s;
}
.reserve-form input::placeholder{color:var(--text-muted)}
.reserve-form input:focus{
  outline:2px solid var(--accent);
  outline-offset:2px;
  box-shadow:0 0 0 4px rgba(255,180,95,0.15);
}
.reserve-form .btn{min-width:140px;height:48px;font-size:1rem}
.privacy-note{
  font-size:0.85rem;
  color:rgba(255,255,255,0.5);
  margin-top:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:6px;
}
.privacy-note i{font-size:0.75rem}

/* ============ 页脚 ============ */
.site-footer{
  background:#191512;
  color:rgba(255,255,255,0.75);
  padding-top:64px;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,rgba(255,180,95,0.4),rgba(78,205,196,0.4));
}
.footer-brand .logo-text{font-size:1.1rem}
.footer-brand p{font-size:0.9rem;color:rgba(255,255,255,0.55);line-height:1.7;margin:14px 0 20px}
.social-links{display:flex;gap:10px}
.social-links a{
  width:36px;height:36px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(255,255,255,0.08);
  color:rgba(255,255,255,0.7);
  font-size:0.9rem;
  transition:all .3s;
}
.social-links a:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.footer-col{margin-bottom:24px}
.footer-col h4{
  color:#fff;
  font-size:1rem;
  font-weight:700;
  margin-bottom:18px;
  position:relative;
  padding-bottom:8px;
}
.footer-col h4::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:32px;height:2px;
  background:var(--gradient-primary);
  border-radius:2px;
}
.footer-col ul{list-style:none;margin:0}
.footer-col ul li{margin-bottom:8px}
.footer-col ul a{
  color:rgba(255,255,255,0.6);
  font-size:0.9rem;
  transition:all .3s;
  display:inline-block;
  padding:2px 0;
}
.footer-col ul a:hover{color:var(--accent);padding-left:4px}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin-bottom:10px;
  font-size:0.9rem;
  color:rgba(255,255,255,0.6);
}
.footer-contact li i{color:var(--accent);margin-top:5px;font-size:0.8rem;width:16px;text-align:center}
.copyright-bar{
  border-top:1px solid rgba(255,255,255,0.08);
  margin-top:40px;
  padding:18px 0;
  text-align:center;
  font-size:0.875rem;
  color:rgba(255,255,255,0.4);
}

/* ============ 浮动CTA ============ */
.float-cta{
  position:fixed;
  bottom:28px;right:28px;
  z-index:90;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--gradient-btn);
  color:#fff;
  border-radius:999px;
  padding:14px 24px;
  font-weight:700;
  font-size:0.95rem;
  box-shadow:0 8px 28px rgba(201,106,53,0.4);
  transition:all .3s ease;
  opacity:0;
  visibility:hidden;
  transform:translateY(20px);
}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0)}
.float-cta:hover{color:#fff;transform:translateY(-3px);box-shadow:0 8px 32px rgba(201,106,53,0.5),0 0 18px rgba(255,180,95,0.3)}
.float-cta i{font-size:0.9rem}

/* ============ 响应式 ============ */
@media(max-width:1023px){
  .nav-link{padding:0 10px;font-size:0.9rem}
  .btn{padding:10px 22px}
  .hero{padding:80px 0}
  .brand-card{margin:24px auto 0;max-width:none}
  .hero-stats{max-width:none}
  .stats-bar{padding:24px 16px}
  .stat-item .num{font-size:1.8rem}
}
@media(max-width:639px){
  .menu-toggle{display:flex}
  .main-nav{
    display:none;
    position:absolute;
    top:60px;left:0;right:0;
    background:var(--dark);
    padding:12px 0;
    border-radius:12px;
    box-shadow:0 20px 40px rgba(0,0,0,0.4);
    border:1px solid rgba(255,255,255,0.08);
    flex-direction:column;
    gap:0;
    max-height:calc(100vh - 80px);
    overflow-y:auto;
  }
  .main-nav.nav-open{display:flex}
  .main-nav .nav-link{
    width:100%;
    padding:14px 20px;
    border-bottom:1px solid rgba(255,255,255,0.08);
    min-height:48px;
    font-size:1rem;
  }
  .main-nav .nav-link.active::after{left:20px;right:auto;width:3px;height:auto;top:8px;bottom:8px;border-radius:0 3px 3px 0;background:var(--accent)}
  .nav-btn{margin:12px 20px 8px;justify-content:center}
  .hero{padding:64px 0}
  .hero h1{margin-bottom:14px}
  .hero-buttons .btn{width:100%}
  .hero-stats{gap:8px}
  .stat-chip{padding:10px 6px}
  .stat-chip .num{font-size:1.2rem}
  .section{padding:56px 0}
  .stats-bar{grid-template-columns:repeat(3,1fr);gap:8px;padding:20px 8px;border-radius:16px}
  .stat-item .num{font-size:1.5rem}
  .stat-item .label{font-size:0.75rem}
  .reserve-form{padding:16px}
  .reserve-form .btn{width:100%}
  .cta-section{padding:56px 0}
  .float-cta{bottom:16px;right:16px;left:16px;justify-content:center;z-index:120}
  .footer-col{margin-bottom:16px;text-align:center}
  .footer-col h4::after{left:50%;transform:translateX(-50%)}
  .social-links{justify-content:center}
  .footer-contact li{justify-content:center}
}
@media(max-width:520px){
  body{font-size:0.95rem}
  .logo-text{font-size:1.1rem}
  .hero-desc{font-size:0.95rem}
  .section-head h2{font-size:1.5rem}
  .service-body{padding:20px}
  .scene-card{padding:24px 20px}
  .price-card{padding:28px 20px}
  .accordion-title{padding:16px 40px 16px 18px;font-size:0.95rem}
  .accordion-content{padding:0 18px 16px;font-size:0.875rem}
}

/* 小屏禁用横向滚动 */
html,body{max-width:100%;overflow-x:clip}
@media(max-width:639px){
  .grid-container{padding-left:16px;padding-right:16px}
}