/* ============================================
   上海盛沃律师事务所 · 共有纠纷法律咨询落地页
   主色调：#A61C2E（深红） 点缀：#C9A063（金）
   ============================================ */
:root {
  --red: #A61C2E;
  --red-dark: #7E1422;
  --red-deep: #5C0F19;
  --gold: #C9A063;
  --gold-light: #E3C792;
  --ink: #26262B;
  --ink-2: #4A4A52;
  --ink-3: #76767E;
  --line: #EAE6E0;
  --bg: #FFFFFF;
  --bg-soft: #F7F4EF;
  --bg-deep: #1E1417;
  --shadow: 0 10px 30px rgba(58, 14, 22, .10);
  --shadow-lg: 0 20px 55px rgba(58, 14, 22, .16);
  --radius: 14px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", sans-serif;
}

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

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

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container { width: min(1180px, 92%); margin: 0 auto; }

.gold { color: var(--gold); }
.em { color: var(--red); font-style: normal; font-weight: 700; }

/* ---------- 通用按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 34px;
  border-radius: 999px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .5px;
  transition: transform .25s, box-shadow .25s, background .25s;
  white-space: nowrap;
}
.btn svg { width: 20px; height: 20px; }
.btn-primary { background: linear-gradient(135deg, var(--red), var(--red-dark)); color: #fff; box-shadow: 0 10px 26px rgba(166, 28, 46, .38); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(166, 28, 46, .48); }
.btn-ghost { border: 1.5px solid rgba(255, 255, 255, .65); color: #fff; background: rgba(255, 255, 255, .08); backdrop-filter: blur(4px); }
.btn-ghost:hover { background: rgba(255, 255, 255, .16); transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--red); box-shadow: 0 10px 26px rgba(0, 0, 0, .18); }
.btn-light:hover { transform: translateY(-2px); }
.btn-lg { padding: 17px 44px; font-size: 18px; }
.btn-block { width: 100%; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 110;
  background: rgba(92, 15, 25, .92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201, 160, 99, .25);
  transition: background .3s;
}
.site-header.scrolled { background: rgba(84, 13, 22, .97); box-shadow: 0 8px 30px rgba(0, 0, 0, .25); }
.header-inner { display: flex; align-items: center; gap: 28px; height: 76px; }

.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--gold), #A6814A);
  color: #fff;
  font-size: 22px; font-weight: 800;
  border-radius: 10px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, .25);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { color: #fff; font-size: 17px; letter-spacing: 1px; }
.brand-text small { color: rgba(255, 255, 255, .6); font-size: 10px; letter-spacing: 1.5px; }

.main-nav { display: flex; align-items: center; gap: 30px; margin-left: auto; }
.main-nav a { color: rgba(255, 255, 255, .85); font-size: 15px; font-weight: 500; position: relative; padding: 6px 0; transition: color .2s; }
.main-nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 0; height: 2px; background: var(--gold);
  transition: width .25s;
}
.main-nav a:hover, .main-nav a.active { color: var(--gold-light); }
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.main-nav .nav-cta {
  background: linear-gradient(135deg, var(--gold), #A6814A);
  color: #fff; padding: 9px 22px; border-radius: 999px; font-weight: 700;
}
.main-nav .nav-cta::after { display: none; }

.header-phone a {
  display: flex; align-items: center; gap: 8px;
  color: var(--gold-light); font-size: 17px; font-weight: 700;
}
.header-phone svg { width: 18px; height: 18px; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px; height: 42px;
  padding: 9px;
  border-radius: 8px;
  position: relative;
  z-index: 110;
}
.hamburger span {
  display: block; height: 2.5px; width: 100%;
  background: #fff; border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* 移动端侧滑导航 */
.main-nav { transition: transform .35s ease; }
.nav-overlay {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(20, 6, 9, .55);
  opacity: 0; visibility: hidden;
  transition: opacity .3s, visibility .3s;
}
.nav-overlay.show { opacity: 1; visibility: visible; }

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  background: linear-gradient(160deg, var(--red-deep) 0%, var(--red-dark) 55%, #8E1828 100%);
  color: #fff;
  overflow: hidden;
  padding: 140px 0 110px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-pattern {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(rgba(255, 255, 255, .06) 1px, transparent 1.5px),
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 26px 26px, 78px 78px, 78px 78px;
  mask-image: radial-gradient(ellipse at 30% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 30% 40%, #000 30%, transparent 75%);
}
.hero-glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; }
.hero-glow-1 { width: 480px; height: 480px; background: rgba(201, 160, 99, .32); top: -140px; right: -100px; }
.hero-glow-2 { width: 380px; height: 380px; background: rgba(255, 82, 82, .30); bottom: -120px; left: -90px; }

.hero-inner { position: relative; z-index: 2; max-width: 900px; }
.hero-sub {
  display: inline-block;
  font-size: 13px; letter-spacing: 3px;
  color: var(--gold-light);
  border: 1px solid rgba(201, 160, 99, .5);
  border-radius: 999px;
  padding: 8px 20px;
  margin-bottom: 26px;
  text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.2;
  letter-spacing: 2px;
  margin-bottom: 24px;
  text-shadow: 0 8px 30px rgba(0, 0, 0, .3);
}
.hero-desc { font-size: clamp(16px, 2.2vw, 20px); color: rgba(255, 255, 255, .88); margin-bottom: 30px; }
.pc-br { display: block; }

.hero-badges { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 42px; }
.hero-badges span {
  font-size: 13px; color: rgba(255, 255, 255, .92);
  border: 1px solid rgba(255, 255, 255, .28);
  background: rgba(255, 255, 255, .08);
  padding: 8px 18px; border-radius: 999px;
  backdrop-filter: blur(4px);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 18px; align-items: center; }

.hero-scroll {
  position: absolute; bottom: -110px; right: 0;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(255, 255, 255, .75); font-size: 12px; letter-spacing: 2px;
}
.scroll-line { width: 1.5px; height: 52px; background: linear-gradient(var(--gold-light), transparent); position: relative; overflow: hidden; }
.scroll-line::after {
  content: ""; position: absolute; top: -50%; left: 0;
  width: 100%; height: 50%;
  background: rgba(255, 255, 255, .9);
  animation: scrollDrop 2s ease-in-out infinite;
}
@keyframes scrollDrop { 0% { top: -50%; } 100% { top: 110%; } }

/* ---------- 数据条 ---------- */
.stats { background: var(--bg-deep); color: #fff; position: relative; z-index: 5; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 34px 0;
}
.stat-item { text-align: center; border-right: 1px solid rgba(201, 160, 99, .25); padding: 8px 10px; }
.stat-item:last-child { border-right: none; }
.stat-item strong { display: block; font-size: 32px; color: var(--gold-light); letter-spacing: 1px; margin-bottom: 4px; font-weight: 800; }
.stat-item span { font-size: 14px; color: rgba(255, 255, 255, .72); }

/* ---------- 通用区块 ---------- */
.section { padding: 96px 0; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 58px; }
.section-tag {
  display: inline-block;
  color: var(--red);
  background: rgba(166, 28, 46, .08);
  border: 1px solid rgba(166, 28, 46, .2);
  font-size: 13px; font-weight: 700; letter-spacing: 3px;
  padding: 7px 20px; border-radius: 999px;
  margin-bottom: 18px;
}
.section-head h2 { font-size: clamp(28px, 3.6vw, 40px); line-height: 1.35; margin-bottom: 16px; letter-spacing: 1px; }
.section-head h2 em { display: block; font-style: normal; font-size: 13px; color: var(--ink-3); letter-spacing: 2px; font-weight: 400; margin-top: 6px; text-transform: uppercase; }
.section-head p { color: var(--ink-3); font-size: 16.5px; }

/* ---------- 关于律所 ---------- */
.about { background: var(--bg); }
.about-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 56px; align-items: start; }
.about-text p { color: var(--ink-2); font-size: 16.5px; margin-bottom: 18px; }
.about-text strong { color: var(--red); }
.about-points { margin-top: 26px; display: grid; gap: 12px; }
.about-points li {
  position: relative; padding-left: 26px;
  color: var(--ink); font-weight: 500; font-size: 15.5px;
}
.about-points li::before {
  content: ""; position: absolute; left: 0; top: 8px;
  width: 14px; height: 14px;
  border: 3px solid var(--red);
  border-radius: 50%;
}
.about-card {
  background: linear-gradient(165deg, #fff, var(--bg-soft));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.about-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px;
  background: linear-gradient(90deg, var(--red), var(--gold));
}
.about-card-head { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.about-card-icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: var(--red); color: #fff;
  font-size: 22px; font-weight: 800;
  border-radius: 12px;
  box-shadow: 0 8px 18px rgba(166, 28, 46, .3);
}
.about-card-head h3 { font-size: 21px; letter-spacing: 1px; }
.about-card-list { display: grid; gap: 12px; margin-bottom: 28px; }
.about-card-list li {
  display: flex; align-items: center; gap: 10px;
  font-size: 15.5px; color: var(--ink-2);
}
.about-card-list li::before {
  content: ""; flex-shrink: 0;
  width: 7px; height: 7px;
  background: var(--gold); border-radius: 50%;
}

/* ---------- 常见困境 ---------- */
.pain { background: var(--bg-soft); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 30px;
  position: relative;
  transition: transform .3s, box-shadow .3s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.card-num {
  position: absolute; top: 20px; right: 24px;
  font-size: 42px; font-weight: 800;
  color: rgba(166, 28, 46, .09);
  line-height: 1;
}
.card h3 { font-size: 19px; margin-bottom: 12px; letter-spacing: .5px; position: relative; padding-bottom: 12px; }
.card h3::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 34px; height: 3px;
  background: linear-gradient(90deg, var(--red), var(--gold));
  border-radius: 2px;
}
.card p { color: var(--ink-3); font-size: 15px; }

.pain-cta {
  margin-top: 46px;
  background: linear-gradient(135deg, var(--red), var(--red-dark));
  border-radius: var(--radius);
  padding: 38px 40px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px;
  color: #fff;
  box-shadow: 0 16px 40px rgba(166, 28, 46, .3);
}
.pain-cta p { font-size: 16.5px; max-width: 680px; }

/* ---------- 服务领域 ---------- */
.areas { background: var(--bg); }
.areas-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.area-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 26px;
  text-align: center;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.area-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(201, 160, 99, .5); }
.area-icon {
  width: 56px; height: 56px;
  margin: 0 auto 18px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(166, 28, 46, .1), rgba(201, 160, 99, .15));
  border: 1px solid rgba(166, 28, 46, .18);
  color: var(--red);
  font-size: 20px; font-weight: 800;
  border-radius: 50%;
  transition: background .3s, color .3s;
}
.area-item:hover .area-icon { background: var(--red); color: #fff; }
.area-item h3 { font-size: 17.5px; margin-bottom: 10px; letter-spacing: .5px; }
.area-item p { font-size: 14px; color: var(--ink-3); }
.area-item-cta {
  background: linear-gradient(160deg, var(--red), var(--red-dark));
  border-color: transparent;
  color: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
}
.area-item-cta h3 { color: #fff; font-size: 19px; }
.area-item-cta p { color: rgba(255, 255, 255, .8); font-size: 14px; }
.area-item-cta .btn { margin-top: 8px; background: #fff; color: var(--red); box-shadow: none; padding: 11px 30px; font-size: 15px; }

/* ---------- 法律知识 ---------- */
.knowledge { background: var(--bg-soft); }
.knowledge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.knowledge-card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 36px 30px;
  position: relative;
  transition: transform .3s, box-shadow .3s;
}
.knowledge-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--red), var(--gold));
  border-radius: 4px 0 0 4px;
}
.knowledge-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.knowledge-tag {
  display: inline-block;
  font-size: 12px; font-weight: 700; letter-spacing: 2px;
  color: var(--red);
  background: rgba(166, 28, 46, .08);
  padding: 4px 14px; border-radius: 999px;
  margin-bottom: 16px;
}
.knowledge-card h3 { font-size: 19px; margin-bottom: 12px; }
.knowledge-card p { color: var(--ink-2); font-size: 15px; }
.knowledge-card p strong { color: var(--red); }

/* ---------- 解决路径 ---------- */
.path {
  background: linear-gradient(160deg, var(--red-deep), var(--red-dark) 60%, #8E1828);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.path::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .05) 1px, transparent 1.5px);
  background-size: 26px 26px;
  pointer-events: none;
}
.path .section-tag { color: var(--gold-light); background: rgba(201, 160, 99, .12); border-color: rgba(201, 160, 99, .4); }
.path .section-head p { color: rgba(255, 255, 255, .75); }
.path .section-head h2 { color: #fff; }

.path-list { position: relative; max-width: 860px; margin: 0 auto; padding-left: 30px; }
.path-list::before {
  content: ""; position: absolute; left: 58px; top: 24px; bottom: 24px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), rgba(201, 160, 99, .15));
}
.path-step { display: flex; gap: 30px; align-items: flex-start; margin-bottom: 38px; position: relative; }
.path-step:last-child { margin-bottom: 0; }
.path-index {
  flex-shrink: 0;
  width: 56px; height: 56px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--gold), #A6814A);
  color: #fff;
  font-size: 18px; font-weight: 800;
  border-radius: 50%;
  box-shadow: 0 8px 22px rgba(0, 0, 0, .3);
  position: relative; z-index: 2;
}
.path-body {
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .16);
  backdrop-filter: blur(4px);
  border-radius: var(--radius);
  padding: 24px 28px;
  flex: 1;
  transition: background .3s;
}
.path-step:hover .path-body { background: rgba(255, 255, 255, .12); }
.path-body h3 { font-size: 19px; margin-bottom: 8px; letter-spacing: .5px; color: var(--gold-light); }
.path-body p { color: rgba(255, 255, 255, .82); font-size: 15px; }

.path-cta { text-align: center; margin-top: 56px; position: relative; }
.path-hint { margin-top: 16px; font-size: 14px; color: rgba(255, 255, 255, .7); }

/* ---------- 法律依据 ---------- */
.laws { background: var(--bg); }
.law-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.law-card {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: transform .3s, box-shadow .3s;
}
.law-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.law-source {
  display: inline-block;
  font-size: 12px; font-weight: 700; letter-spacing: 1px;
  color: #A6814A;
  background: rgba(201, 160, 99, .15);
  padding: 4px 12px; border-radius: 6px;
  margin-bottom: 14px;
}
.law-card h3 { font-size: 18px; margin-bottom: 10px; }
.law-card p { font-size: 14.5px; color: var(--ink-2); }
.law-note { margin-top: 34px; text-align: center; font-size: 13.5px; color: var(--ink-3); }

/* ---------- FAQ ---------- */
.faq { background: var(--bg-soft); }
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow .3s, border-color .3s;
}
.faq-item.active { border-color: rgba(166, 28, 46, .45); box-shadow: var(--shadow); }
.faq-q {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  text-align: left;
  padding: 22px 26px;
  font-size: 16.5px; font-weight: 600;
  color: var(--ink);
  transition: color .25s;
}
.faq-q:hover, .faq-item.active .faq-q { color: var(--red); }
.faq-arrow {
  flex-shrink: 0;
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border: 1.5px solid rgba(166, 28, 46, .3);
  border-radius: 50%;
  position: relative;
  transition: transform .3s, background .3s, border-color .3s;
}
.faq-arrow::before, .faq-arrow::after {
  content: ""; position: absolute;
  background: var(--red);
  border-radius: 2px;
  transition: background .3s;
}
.faq-arrow::before { width: 12px; height: 2px; }
.faq-arrow::after { width: 2px; height: 12px; }
.faq-item.active .faq-arrow { transform: rotate(45deg); background: var(--red); border-color: var(--red); }
.faq-item.active .faq-arrow::before, .faq-item.active .faq-arrow::after { background: #fff; }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height .4s ease;
}
.faq-a p { padding: 0 26px 24px; color: var(--ink-2); font-size: 15px; }

/* ---------- CTA ---------- */
.cta {
  background: linear-gradient(160deg, var(--red-deep), var(--red-dark) 55%, #8E1828);
  color: #fff;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .06) 1px, transparent 1.5px);
  background-size: 26px 26px;
  pointer-events: none;
}
.cta-inner { position: relative; z-index: 2; }
.section-tag-light { color: var(--gold-light); background: rgba(201, 160, 99, .12); border-color: rgba(201, 160, 99, .4); }
.cta h2 { font-size: clamp(32px, 4.5vw, 48px); margin-bottom: 18px; letter-spacing: 2px; }
.cta p { color: rgba(255, 255, 255, .85); font-size: 17px; margin-bottom: 36px; }
.cta-contact { margin-bottom: 18px; }
.cta-contact span { display: block; font-size: 14px; letter-spacing: 3px; color: var(--gold-light); margin-bottom: 8px; }
.cta-phone {
  display: inline-block;
  font-size: clamp(38px, 6vw, 58px);
  font-weight: 800;
  letter-spacing: 2px;
  color: #fff;
  text-shadow: 0 6px 26px rgba(0, 0, 0, .35);
  transition: color .25s;
}
.cta-phone:hover { color: var(--gold-light); }
.cta-tip { font-size: 13.5px !important; color: rgba(255, 255, 255, .65) !important; margin-bottom: 30px !important; }

/* ---------- 页脚 ---------- */
.footer { background: var(--bg-deep); color: rgba(255, 255, 255, .75); padding: 56px 0 110px; }
.footer-top {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 40px; flex-wrap: wrap;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  margin-bottom: 26px;
}
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-brand h3 { color: #fff; font-size: 18px; letter-spacing: 1px; }
.footer-brand p { font-size: 11px; letter-spacing: 2px; color: rgba(255, 255, 255, .5); }
.footer-tags { display: flex; flex-wrap: wrap; gap: 10px; max-width: 640px; }
.footer-tags span {
  font-size: 12.5px;
  color: rgba(255, 255, 255, .65);
  border: 1px solid rgba(255, 255, 255, .16);
  padding: 6px 14px; border-radius: 999px;
}
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; font-size: 14px; margin-bottom: 18px; }
.footer-bottom a { color: var(--gold-light); }
.footer-disclaimer { font-size: 12.5px; color: rgba(255, 255, 255, .45); line-height: 1.9; }

/* ---------- 移动端固定拨号栏 ---------- */
.mobile-callbar {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 120;
  background: linear-gradient(135deg, var(--red), var(--red-dark));
  box-shadow: 0 -6px 24px rgba(92, 15, 25, .4);
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
}
.mobile-callbar a {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  color: #fff;
  background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 999px;
  padding: 12px 16px;
  transition: background .25s;
}
.mobile-callbar a:active { background: rgba(255, 255, 255, .28); }
.mobile-callbar svg { width: 20px; height: 20px; flex-shrink: 0; }
.mobile-callbar span { font-size: 14px; font-weight: 600; letter-spacing: 1px; }
.mobile-callbar strong { font-size: 17px; letter-spacing: 1px; }

/* ---------- 滚动入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ============================================
   响应式断点
   ============================================ */
@media (max-width: 1024px) {
  .areas-grid { grid-template-columns: repeat(3, 1fr); }
  .card-grid, .knowledge-grid, .law-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .main-nav { gap: 22px; }
  .header-phone { display: none; }
}

@media (max-width: 900px) {
  /* 移动端导航 */
  .hamburger { display: flex; margin-left: auto; }
  .header-phone, .main-nav { display: none; }
  .main-nav {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    position: fixed;
    top: 0; right: 0;
    width: min(78vw, 320px);
    height: 100vh;
    background: var(--bg-deep);
    padding: 100px 34px 40px;
    transform: translateX(105%);
    margin: 0;
    z-index: 105;
    overflow-y: auto;
  }
  .main-nav.open { transform: translateX(0); box-shadow: -20px 0 50px rgba(0, 0, 0, .35); }
  .main-nav a { color: rgba(255, 255, 255, .9); font-size: 17px; padding: 12px 0; width: 100%; border-bottom: 1px solid rgba(255, 255, 255, .08); }
  .main-nav .nav-cta { border: none; margin-top: 18px; text-align: center; width: 100%; }

  .hero { padding: 120px 0 90px; }
  .hero-scroll { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 0; }
  .stat-item { border: none; }
  .pain-cta { flex-direction: column; align-items: flex-start; padding: 30px 26px; }
  .path-list { padding-left: 0; }
  .path-list::before { left: 27px; }
  .cta-contact { margin-top: 8px; }
  .footer { padding-bottom: 96px; }
}

@media (max-width: 560px) {
  .section { padding: 72px 0; }
  .header-inner { height: 66px; gap: 14px; }
  .brand-text strong { font-size: 15px; }
  .brand-text small { display: none; }
  .brand-mark { width: 38px; height: 38px; font-size: 19px; }
  .hero h1 { letter-spacing: 1px; }
  .hero-actions .btn { width: 100%; }
  .btn-lg { padding: 16px 30px; }
  .card-grid, .areas-grid, .knowledge-grid, .law-grid { grid-template-columns: 1fr; }
  .path-index { width: 48px; height: 48px; font-size: 16px; }
  .path-step { gap: 20px; }
  .path-list::before { left: 23px; }
  .path-body { padding: 20px; }
  .faq-q { padding: 18px 18px; font-size: 15.5px; }
  .faq-a p { padding: 0 18px 20px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 6px; }
  .mobile-callbar { display: block; }
  .main-nav { padding-top: 88px; }
}