/* ============================================================
   颜亚辉律师 · 公司清算业务网站
   设计系统 — 沉稳律政编辑风 (Refined Legal Editorial)
   ============================================================ */

/* ---------- 字体 ---------- */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Manrope:wght@300;400;500;600;700&family=Noto+Serif+SC:wght@400;500;600;700;900&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

/* ---------- 设计令牌 ---------- */
:root {
  /* 色彩 */
  --ink:        #0c1a33;   /* 深墨蓝（最暗，用于深色段） */
  --navy:       #1a365d;   /* 主品牌蓝 */
  --navy-700:   #22456f;
  --navy-300:   #6b89b3;
  --gold:       #c9a227;   /* 古金 */
  --gold-soft:  #d8b94a;
  --gold-deep:  #a8841a;
  --paper:      #f6f2e9;   /* 暖纸底色 */
  --paper-2:    #efe9da;   /* 次级纸色 */
  --cream:      #fbf8f1;   /* 最亮纸色 */
  --charcoal:   #1f2933;
  --slate:      #4a5566;
  --muted:      #8a8174;
  --rule:       rgba(26, 54, 93, .16);
  --rule-gold:  rgba(201, 162, 39, .45);

  /* 字体族 */
  --ff-display: 'Cormorant Garamond', 'Noto Serif SC', serif;
  --ff-cn-serif: 'Noto Serif SC', 'Cormorant Garamond', serif;
  --ff-body: 'Manrope', 'Noto Sans SC', system-ui, sans-serif;
  --ff-cn: 'Noto Sans SC', 'Manrope', sans-serif;

  /* 字号 */
  --fs-hero: clamp(2.6rem, 6vw, 5.2rem);
  --fs-h1:   clamp(2rem, 4.4vw, 3.4rem);
  --fs-h2:   clamp(1.5rem, 3vw, 2.3rem);
  --fs-h3:   clamp(1.15rem, 2vw, 1.5rem);
  --fs-body: 1.02rem;
  --fs-sm: .86rem;
  --fs-eyebrow: .76rem;

  /* 间距 */
  --gutter: clamp(1.2rem, 4vw, 3rem);
  --section-y: clamp(4.5rem, 9vw, 8rem);
  --container: 1240px;

  --ease: cubic-bezier(.2, .65, .3, 1);
}

/* ---------- 重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body {
  font-family: var(--ff-body), var(--ff-cn);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--charcoal);
  background: var(--paper);
  overflow-x: hidden;
}
/* 微纸纹质感 */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(201,162,39,.05), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(26,54,93,.04), transparent 45%);
  opacity: .9;
}
/* 颗粒噪声叠层 */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.4'/%3E%3C/svg%3E");
  opacity: .035;
  mix-blend-mode: multiply;
}
main, header, footer { position: relative; z-index: 2; }

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

/* ---------- 通用容器 ---------- */
.container { width: min(var(--container), 92%); margin-inline: auto; }
.container-narrow { width: min(820px, 90%); margin-inline: auto; }

.section { padding-block: var(--section-y); }

/* 章节抬头 */
.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--ff-body);
  font-size: var(--fs-eyebrow);
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 600;
}
.eyebrow::before {
  content: ''; width: 28px; height: 1px; background: var(--gold);
}
.section-title {
  font-family: var(--ff-cn-serif);
  font-weight: 600;
  font-size: var(--fs-h1);
  line-height: 1.15;
  color: var(--ink);
  margin-top: 1.1rem;
  letter-spacing: -.01em;
}
.section-title em {
  font-family: var(--ff-display);
  font-style: italic;
  color: var(--gold-deep);
  font-weight: 500;
}
.section-lead {
  margin-top: 1.3rem;
  max-width: 56ch;
  color: var(--slate);
  font-size: 1.08rem;
}
.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head--center { text-align: center; margin-inline: auto; }
.section-head--center .section-lead { margin-inline: auto; }
.section-head--center .eyebrow::before { display: none; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .65rem;
  padding: .95rem 1.8rem;
  font-family: var(--ff-body);
  font-size: .92rem;
  font-weight: 600;
  letter-spacing: .04em;
  border-radius: 2px;
  transition: all .4s var(--ease);
  position: relative;
}
.btn--gold {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-deep) 100%);
  color: var(--ink);
  box-shadow: 0 8px 24px -10px rgba(168,132,26,.6);
}
.btn--gold:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -10px rgba(168,132,26,.75); }
.btn--outline {
  border: 1px solid var(--rule);
  color: var(--navy);
  background: transparent;
}
.btn--outline:hover { border-color: var(--gold); color: var(--gold-deep); }
.btn .arr {
  display: inline-block; transition: transform .4s var(--ease);
}
.btn:hover .arr { transform: translateX(4px); }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding-block: 1.1rem;
  transition: all .5s var(--ease);
  background: transparent;
}
.site-header.scrolled {
  background: rgba(246, 242, 233, .92);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--rule);
  padding-block: .7rem;
  box-shadow: 0 1px 0 rgba(0,0,0,.02);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  width: min(var(--container), 92%); margin-inline: auto;
}
.brand { display: flex; align-items: center; gap: .85rem; }
.brand-mark {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border: 1px solid var(--gold);
  font-family: var(--ff-display);
  font-style: italic;
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--gold-deep);
  border-radius: 50%;
  position: relative;
}
.brand-mark::after {
  content: ''; position: absolute; inset: 3px;
  border: 1px solid var(--rule-gold);
  border-radius: 50%;
}
.brand-text { line-height: 1.15; }
.brand-text .bn {
  font-family: var(--ff-cn-serif);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
}
.brand-text .bs {
  font-family: var(--ff-body);
  font-size: .68rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
}
.nav-links { display: flex; align-items: center; gap: 2.2rem; }
.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--slate);
  letter-spacing: .02em;
  position: relative;
  padding-block: .2rem;
  transition: color .3s var(--ease);
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 1px; background: var(--gold);
  transition: width .4s var(--ease);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--ink); }
.nav-cta { margin-left: .5rem; }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  width: 28px; padding: 4px;
}
.nav-toggle span {
  height: 2px; background: var(--ink); border-radius: 2px;
  transition: all .4s var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 880px) {
  .nav-links {
    position: fixed; inset: 0 0 0 auto;
    width: min(320px, 80%);
    background: var(--cream);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.8rem;
    padding: 2.5rem;
    transform: translateX(100%);
    transition: transform .5s var(--ease);
    box-shadow: -20px 0 60px -30px rgba(0,0,0,.4);
    z-index: 99;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 1.15rem; }
  .nav-cta { margin-left: 0; }
  .nav-toggle { display: flex; z-index: 101; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  padding-top: 8rem; padding-bottom: 4rem;
  background:
    radial-gradient(ellipse at 75% 20%, rgba(201,162,39,.10), transparent 50%),
    linear-gradient(160deg, var(--ink) 0%, var(--navy) 55%, #0e2147 100%);
  color: var(--paper);
  overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 80%);
}
.hero-grain {
  position: absolute; inset: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n2'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n2)' opacity='.6'/%3E%3C/svg%3E");
  opacity: .08;
}
.hero-inner {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 4rem; align-items: center;
  width: min(var(--container), 92%); margin-inline: auto;
  position: relative;
}
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero { min-height: auto; padding-top: 7rem; }
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .7rem;
  font-size: var(--fs-eyebrow); letter-spacing: .3em; text-transform: uppercase;
  color: var(--gold-soft); font-weight: 600;
  opacity: 0; animation: rise .9s var(--ease) .15s forwards;
}
.hero-eyebrow::before { content: ''; width: 32px; height: 1px; background: var(--gold); }
.hero-title {
  font-family: var(--ff-cn-serif);
  font-weight: 700;
  font-size: var(--fs-hero);
  line-height: 1.12;
  letter-spacing: -.015em;
  margin-top: 1.4rem;
  color: #fff;
  opacity: 0; animation: rise 1s var(--ease) .3s forwards;
}
.hero-title .accent {
  display: block;
  font-family: var(--ff-display);
  font-style: italic;
  font-weight: 500;
  color: var(--gold-soft);
  font-size: .8em;
  margin-top: .4rem;
  letter-spacing: 0;
}
.hero-sub {
  margin-top: 1.8rem;
  max-width: 52ch;
  font-size: 1.1rem;
  line-height: 1.85;
  color: rgba(246,242,233,.78);
  opacity: 0; animation: rise 1s var(--ease) .45s forwards;
}
.hero-actions {
  margin-top: 2.6rem; display: flex; gap: 1rem; flex-wrap: wrap;
  opacity: 0; animation: rise 1s var(--ease) .6s forwards;
}
.btn--ghost-light {
  border: 1px solid rgba(255,255,255,.3); color: var(--paper);
}
.btn--ghost-light:hover { border-color: var(--gold); color: var(--gold-soft); }

/* hero 右侧装饰：徽章式印章 */
.hero-emblem {
  position: relative;
  display: grid; place-items: center;
  opacity: 0; animation: emblemIn 1.4s var(--ease) .7s forwards;
}
.hero-emblem .ring {
  position: absolute;
  border: 1px solid rgba(201,162,39,.3);
  border-radius: 50%;
}
.hero-emblem .ring.r1 { width: 360px; height: 360px; animation: spin 80s linear infinite; }
.hero-emblem .ring.r2 { width: 280px; height: 280px; border-style: dashed; opacity: .5; animation: spin 60s linear infinite reverse; }
.hero-emblem .ring.r3 { width: 200px; height: 200px; border-color: rgba(201,162,39,.5); }
.hero-emblem .core {
  position: relative; z-index: 2;
  width: 220px; height: 220px;
  display: grid; place-items: center; text-align: center;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(201,162,39,.15), transparent 60%), var(--ink);
  border: 1px solid var(--gold);
  box-shadow: 0 0 60px -10px rgba(201,162,39,.4), inset 0 0 40px -20px rgba(201,162,39,.3);
}
.hero-emblem .core .seal {
  font-family: var(--ff-display);
  font-style: italic;
  font-weight: 600;
  font-size: 3.6rem;
  color: var(--gold-soft);
  line-height: 1;
}
.hero-emblem .core .seal-label {
  font-family: var(--ff-body);
  font-size: .66rem; letter-spacing: .3em; text-transform: uppercase;
  color: rgba(246,242,233,.6);
  margin-top: .9rem;
}
.hero-emblem .ring .tick {
  position: absolute; top: 50%; left: 50%;
  width: 2px; height: 10px; background: var(--gold);
  transform-origin: 0 0;
  opacity: .6;
}
@media (max-width: 960px) { .hero-emblem { display: none; } }

/* hero 底部数据条 */
.hero-stats {
  position: relative;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,.12);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem;
  opacity: 0; animation: rise 1s var(--ease) .8s forwards;
}
@media (max-width: 700px) { .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1.8rem; } }
.stat .num {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--gold-soft);
  line-height: 1;
  letter-spacing: -.01em;
}
.stat .num sup { font-size: .5em; vertical-align: super; }
.stat .lbl {
  margin-top: .6rem;
  font-size: .82rem;
  color: rgba(246,242,233,.65);
  letter-spacing: .04em;
}

/* ---------- 通用区块：痛点 / 场景 ---------- */
.scene-band { background: var(--cream); }

/* ---------- 业务卡片 ---------- */
.practice-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}
@media (max-width: 900px) { .practice-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .practice-grid { grid-template-columns: 1fr; } }
.pcard {
  position: relative;
  padding: 2.4rem 2rem;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: transparent;
  transition: background .5s var(--ease);
  overflow: hidden;
}
.pcard::before {
  content: ''; position: absolute; left: 0; top: 0; height: 0; width: 3px;
  background: var(--gold); transition: height .5s var(--ease);
}
.pcard:hover { background: var(--paper-2); }
.pcard:hover::before { height: 100%; }
.pcard .idx {
  font-family: var(--ff-display);
  font-style: italic;
  color: var(--gold-deep);
  font-size: 1.1rem;
  font-weight: 500;
}
.pcard h3 {
  font-family: var(--ff-cn-serif);
  font-weight: 600;
  font-size: 1.3rem;
  color: var(--ink);
  margin-top: .6rem;
}
.pcard .en {
  font-family: var(--ff-display);
  font-style: italic;
  font-size: .95rem;
  color: var(--muted);
  margin-top: .15rem;
}
.pcard p { margin-top: 1rem; color: var(--slate); font-size: .95rem; }
.pcard .tags { margin-top: 1.2rem; display: flex; flex-wrap: wrap; gap: .4rem; }
.pcard .tags span {
  font-size: .72rem; letter-spacing: .04em;
  color: var(--navy);
  border: 1px solid var(--rule);
  padding: .25rem .6rem; border-radius: 999px;
}
.pcard .more {
  margin-top: 1.4rem;
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .82rem; font-weight: 600; letter-spacing: .04em;
  color: var(--gold-deep);
  opacity: 0; transform: translateY(6px);
  transition: all .4s var(--ease);
}
.pcard:hover .more { opacity: 1; transform: translateY(0); }

/* ---------- 痛点场景 ---------- */
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
@media (max-width: 900px) { .pain-grid { grid-template-columns: 1fr; } }
.pain-card {
  padding: 2.2rem;
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: 2px;
  position: relative;
  transition: all .5s var(--ease);
}
.pain-card:hover { transform: translateY(-4px); border-color: var(--rule-gold); box-shadow: 0 24px 50px -30px rgba(26,54,93,.4); }
.pain-card .role {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .74rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--gold-deep); font-weight: 600;
}
.pain-card h4 {
  font-family: var(--ff-cn-serif); font-weight: 600; font-size: 1.25rem;
  color: var(--ink); margin-top: .8rem;
}
.pain-card .q {
  margin-top: 1rem; font-family: var(--ff-cn-serif); font-style: normal;
  font-size: 1.05rem; color: var(--navy); line-height: 1.6;
  padding-left: .9rem; border-left: 2px solid var(--gold);
}
.pain-card .a { margin-top: .9rem; color: var(--slate); font-size: .92rem; }

/* ---------- 流程 ---------- */
.process-band { background: var(--ink); color: var(--paper); }
.process-band .section-title { color: var(--paper); }
.process-band .section-lead { color: rgba(246,242,233,.7); }
.process-band .eyebrow { color: var(--gold-soft); }
.process-track {
  margin-top: 2rem;
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 0;
  position: relative;
}
.process-track::before {
  content: ''; position: absolute; left: 4%; right: 4%; top: 28px;
  height: 1px; background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
@media (max-width: 880px) {
  .process-track { grid-template-columns: 1fr; gap: 1.5rem; }
  .process-track::before { display: none; }
}
.pstep { text-align: center; padding: 0 .5rem; position: relative; }
.pstep .dot {
  width: 56px; height: 56px; margin-inline: auto;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--gold);
  font-family: var(--ff-display); font-style: italic;
  color: var(--gold-soft); font-size: 1.3rem; font-weight: 600;
  position: relative; z-index: 2;
}
.pstep h5 {
  font-family: var(--ff-cn-serif); font-weight: 600;
  font-size: 1.05rem; margin-top: 1.1rem; color: var(--paper);
}
.pstep p { font-size: .82rem; color: rgba(246,242,233,.6); margin-top: .5rem; }

/* ---------- 案例 ---------- */
.case-list { display: flex; flex-direction: column; gap: 1.4rem; }
.case-row {
  display: grid; grid-template-columns: 90px 1fr 1fr; gap: 2.5rem; align-items: start;
  padding: 2.4rem 0;
  border-top: 1px solid var(--rule);
  transition: all .5s var(--ease);
}
.case-row:last-child { border-bottom: 1px solid var(--rule); }
.case-row:hover { background: linear-gradient(90deg, var(--paper-2), transparent 60%); }
@media (max-width: 760px) {
  .case-row { grid-template-columns: 1fr; gap: 1rem; padding: 1.8rem 0; }
  .case-row .case-meta { order: 0; }
}
.case-num {
  font-family: var(--ff-display); font-style: italic;
  font-size: 3rem; font-weight: 500;
  color: var(--gold-deep); line-height: .9; opacity: .85;
}
.case-num small { display: block; font-size: .7rem; letter-spacing: .2em; text-transform: uppercase; font-style: normal; color: var(--muted); margin-top: .6rem; font-family: var(--ff-body);}
.case-meta .tag {
  display: inline-block; font-size: .72rem; letter-spacing: .04em;
  color: var(--navy); border: 1px solid var(--rule); padding: .25rem .7rem; border-radius: 999px;
}
.case-meta h3 { font-family: var(--ff-cn-serif); font-weight: 600; font-size: 1.35rem; color: var(--ink); margin-top: .9rem; }
.case-meta .diff { margin-top: .8rem; font-size: .9rem; color: var(--gold-deep); font-weight: 600; }
.case-body p { color: var(--slate); font-size: .94rem; }
.case-body .result {
  margin-top: 1rem; padding: .9rem 1.1rem;
  background: var(--cream); border-left: 2px solid var(--gold);
  font-size: .9rem; color: var(--ink);
}
.case-body .result strong { color: var(--gold-deep); }

/* ---------- 洞察 / 文章 ---------- */
.insight-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 2.5rem; }
@media (max-width: 880px) { .insight-grid { grid-template-columns: 1fr; } }
.insight-feature {
  position: relative; overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--ink); color: var(--paper);
  min-height: 420px; display: flex; align-items: flex-end;
  padding: 2.5rem;
}
.insight-feature::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 10%, rgba(201,162,39,.25), transparent 50%),
    linear-gradient(180deg, rgba(12,26,51,0) 30%, rgba(12,26,51,.95) 100%);
  z-index: 1;
}
.insight-feature > * { position: relative; z-index: 2; }
.insight-feature .meta { font-size: .74rem; letter-spacing: .2em; text-transform: uppercase; color: var(--gold-soft); }
.insight-feature h3 {
  font-family: var(--ff-cn-serif); font-weight: 600; font-size: 1.6rem;
  margin-top: .9rem; color: #fff; line-height: 1.3;
}
.insight-feature p { margin-top: .9rem; color: rgba(246,242,233,.75); font-size: .92rem; max-width: 42ch;}
.insight-list { display: flex; flex-direction: column; }
.insight-item {
  display: grid; grid-template-columns: 64px 1fr; gap: 1.2rem; align-items: start;
  padding: 1.4rem 0; border-bottom: 1px solid var(--rule);
  transition: all .4s var(--ease);
}
.insight-item:first-child { border-top: 1px solid var(--rule); }
.insight-item:hover { padding-left: .6rem; }
.insight-item .date {
  font-family: var(--ff-display); font-style: italic;
  color: var(--gold-deep); font-size: 1.2rem; line-height: 1.1; font-weight: 500;
}
.insight-item .date small { display:block; font-style: normal; font-family: var(--ff-body); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-top: .2rem;}
.insight-item h4 { font-family: var(--ff-cn-serif); font-weight: 600; font-size: 1.08rem; color: var(--ink); }
.insight-item .cat { font-size: .72rem; color: var(--gold-deep); letter-spacing: .06em; font-weight: 600; margin-top: .3rem; }

/* ---------- 信任背书 ---------- */
.trust-band { background: var(--paper-2); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
@media (max-width: 760px) { .trust-grid { grid-template-columns: repeat(2, 1fr); } }
.trust-cell {
  text-align: center; padding: 1.6rem 1rem;
  border: 1px solid var(--rule); background: var(--cream);
}
.trust-cell .t-num {
  font-family: var(--ff-display); font-weight: 600;
  font-size: 2.2rem; color: var(--navy); line-height: 1;
}
.trust-cell .t-lbl { font-size: .8rem; color: var(--slate); margin-top: .5rem; }

/* ---------- 客户评价 ---------- */
.quote-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
@media (max-width: 760px) { .quote-grid { grid-template-columns: 1fr; } }
.quote-card {
  padding: 2.2rem; background: var(--cream); border: 1px solid var(--rule);
  position: relative;
}
.quote-card::before {
  content: '“'; position: absolute; top: -8px; left: 1.4rem;
  font-family: var(--ff-display); font-size: 5rem; color: var(--gold);
  line-height: 1; opacity: .35;
}
.quote-card p { font-family: var(--ff-cn-serif); font-size: 1.08rem; color: var(--ink); line-height: 1.7; position: relative; }
.quote-card .who { margin-top: 1.4rem; display: flex; align-items: center; gap: .9rem; }
.quote-card .who .av {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--navy), var(--gold-deep));
  display: grid; place-items: center; color: var(--paper);
  font-family: var(--ff-display); font-weight: 600;
}
.quote-card .who .nm { font-weight: 600; color: var(--ink); font-size: .92rem; }
.quote-card .who .ro { font-size: .8rem; color: var(--muted); }

/* ---------- CTA 条 ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--ink) 0%, var(--navy) 100%);
  color: var(--paper);
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 85% 30%, rgba(201,162,39,.18), transparent 50%);
}
.cta-inner { position: relative; display: grid; grid-template-columns: 1.4fr 1fr; gap: 3rem; align-items: center; }
@media (max-width: 760px) { .cta-inner { grid-template-columns: 1fr; gap: 2rem; } }
.cta-band h2 { font-family: var(--ff-cn-serif); font-weight: 600; font-size: var(--fs-h2); color: #fff; line-height: 1.25; }
.cta-band h2 em { font-family: var(--ff-display); font-style: italic; color: var(--gold-soft); font-weight: 500; }
.cta-band p { margin-top: 1rem; color: rgba(246,242,233,.75); }
.cta-actions { display: flex; gap: 1rem; justify-content: flex-start; flex-wrap: wrap; }
@media (max-width: 760px) { .cta-actions { justify-content: flex-start; } }

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--ink); color: rgba(246,242,233,.7);
  padding-block: 4rem 2rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 3rem;
  width: min(var(--container), 92%); margin-inline: auto;
}
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col h5 {
  font-size: .74rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--gold-soft); font-weight: 600; margin-bottom: 1.2rem;
}
.footer-col p, .footer-col li { font-size: .88rem; line-height: 1.85; }
.footer-col a:hover { color: var(--gold-soft); }
.footer-brand .bn { font-family: var(--ff-cn-serif); font-weight: 700; font-size: 1.2rem; color: var(--paper); }
.footer-brand .bs { font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-top: .3rem;}
.footer-brand p { margin-top: 1.2rem; max-width: 38ch; }
.footer-bottom {
  width: min(var(--container), 92%); margin: 2.5rem auto 0;
  padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.1);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  font-size: .76rem; color: rgba(246,242,233,.5);
}

/* ---------- 子页面通用 ---------- */
.page-hero {
  padding-top: 11rem; padding-bottom: 4rem;
  background: linear-gradient(160deg, var(--ink) 0%, var(--navy) 100%);
  color: var(--paper); position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
  background-size: 64px 64px; mask-image: radial-gradient(ellipse at 30% 40%, black, transparent 80%);
}
.page-hero .container { position: relative; }
.page-hero .breadcrumb { font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: var(--gold-soft); }
.page-hero h1 {
  font-family: var(--ff-cn-serif); font-weight: 700; font-size: var(--fs-h1);
  color: #fff; margin-top: 1.2rem; line-height: 1.15;
}
.page-hero h1 em { font-family: var(--ff-display); font-style: italic; color: var(--gold-soft); font-weight: 500;}
.page-hero p { margin-top: 1.2rem; max-width: 56ch; color: rgba(246,242,233,.75); }

/* 业务详情 */
.service-block { display: grid; grid-template-columns: .9fr 1.1fr; gap: 3rem; align-items: start; padding: 3rem 0; border-top: 1px solid var(--rule); }
.service-block:last-child { border-bottom: 1px solid var(--rule); }
@media (max-width: 820px) { .service-block { grid-template-columns: 1fr; gap: 1.5rem; } }
.service-block:nth-child(even) .service-visual { order: 2; }
@media (max-width: 820px) { .service-block:nth-child(even) .service-visual { order: 0; } }
.service-visual {
  aspect-ratio: 5/4; border: 1px solid var(--rule);
  background: var(--paper-2); position: relative; overflow: hidden;
  display: grid; place-items: center;
}
.service-visual .big-num {
  font-family: var(--ff-display); font-style: italic; font-weight: 500;
  font-size: 7rem; color: var(--rule-gold); line-height: 1;
}
.service-info .idx { font-family: var(--ff-display); font-style: italic; color: var(--gold-deep); font-size: 1.1rem; }
.service-info h2 { font-family: var(--ff-cn-serif); font-weight: 600; font-size: var(--fs-h2); color: var(--ink); margin-top: .5rem; }
.service-info .en { font-family: var(--ff-display); font-style: italic; color: var(--muted); margin-top: .2rem; }
.service-info p { margin-top: 1.1rem; color: var(--slate); }
.service-info ul.checks { margin-top: 1.4rem; display: grid; gap: .7rem; }
.service-info ul.checks li { display: flex; gap: .7rem; font-size: .94rem; color: var(--charcoal); }
.service-info ul.checks li::before { content: '✦'; color: var(--gold); font-size: .8rem; flex-shrink: 0; margin-top: .15rem;}
.service-info .who { margin-top: 1.5rem; font-size: .84rem; color: var(--gold-deep); font-weight: 600; letter-spacing: .04em;}

/* 关于页：履历 */
.bio-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 3.5rem; align-items: start; }
@media (max-width: 820px) { .bio-grid { grid-template-columns: 1fr; } }
.bio-portrait {
  position: sticky; top: 7rem;
  aspect-ratio: 4/5;
  background: linear-gradient(160deg, var(--navy), var(--ink));
  border: 1px solid var(--rule-gold);
  display: grid; place-items: center; position: relative;
  overflow: hidden;
}
.bio-portrait .mono {
  font-family: var(--ff-display); font-style: italic; font-weight: 600;
  font-size: 6rem; color: var(--gold-soft); opacity: .9;
}
.bio-portrait .mono-label {
  position: absolute; bottom: 1.4rem; left: 1.4rem; right: 1.4rem;
  font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: rgba(246,242,233,.7);
}
.bio-portrait .corner { position: absolute; width: 16px; height: 16px; border: 1px solid var(--gold); }
.bio-portrait .corner.tl { top: 10px; left: 10px; border-right: 0; border-bottom: 0; }
.bio-portrait .corner.tr { top: 10px; right: 10px; border-left: 0; border-bottom: 0; }
.bio-portrait .corner.bl { bottom: 10px; left: 10px; border-right: 0; border-top: 0; }
.bio-portrait .corner.br { bottom: 10px; right: 10px; border-left: 0; border-top: 0; }

.bio-body h2 { font-family: var(--ff-cn-serif); font-weight: 600; font-size: var(--fs-h2); color: var(--ink); }
.bio-body .lead { margin-top: 1rem; font-size: 1.08rem; color: var(--slate); }
.creds { margin-top: 2.5rem; }
.creds h4 { font-size: .76rem; letter-spacing: .2em; text-transform: uppercase; color: var(--gold-deep); font-weight: 600; margin-bottom: 1rem; }
.creds ul { display: grid; gap: .8rem; }
.creds li { display: grid; grid-template-columns: 1fr auto; gap: 1rem; padding-bottom: .8rem; border-bottom: 1px dashed var(--rule); font-size: .94rem;}
.creds li .y { font-family: var(--ff-display); font-style: italic; color: var(--gold-deep); font-weight: 600; }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; margin-top: 2rem;}
@media (max-width: 760px) { .team-grid { grid-template-columns: 1fr; } }
.team-card { border: 1px solid var(--rule); padding: 1.6rem; background: var(--cream); }
.team-card .av { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg,var(--navy),var(--gold-deep)); display:grid;place-items:center; color:var(--paper); font-family: var(--ff-display); font-weight: 600; }
.team-card h5 { font-family: var(--ff-cn-serif); font-weight: 600; margin-top: 1rem; color: var(--ink); }
.team-card p { font-size: .84rem; color: var(--muted); margin-top: .3rem; }
.team-card .ro { margin-top: .8rem; font-size: .84rem; color: var(--slate); }

/* 洞察页列表 */
.article-list { display: grid; gap: 0; }
.article-row {
  display: grid; grid-template-columns: 120px 1fr 160px; gap: 2.5rem; align-items: start;
  padding: 2rem 0; border-bottom: 1px solid var(--rule);
  transition: all .4s var(--ease);
}
.article-row:first-child { border-top: 1px solid var(--rule); }
.article-row:hover { padding-left: .8rem; background: linear-gradient(90deg, var(--paper-2), transparent 70%); }
@media (max-width: 720px) { .article-row { grid-template-columns: 1fr; gap: .8rem; } .article-row .ar-date { order: 2; } }
.ar-date { font-family: var(--ff-display); font-style: italic; color: var(--gold-deep); font-size: 1.3rem; font-weight: 500; line-height: 1.1;}
.ar-date small { display:block; font-style: normal; font-family: var(--ff-body); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-top: .3rem; }
.ar-body .cat { font-size: .72rem; letter-spacing: .06em; color: var(--gold-deep); font-weight: 600; }
.ar-body h3 { font-family: var(--ff-cn-serif); font-weight: 600; font-size: 1.25rem; color: var(--ink); margin-top: .5rem; line-height: 1.4; }
.ar-body p { margin-top: .7rem; color: var(--slate); font-size: .92rem; max-width: 60ch; }
.ar-meta { text-align: right; font-size: .8rem; color: var(--muted); }
@media (max-width: 720px) { .ar-meta { text-align: left; } }
.ar-meta .read { display: inline-flex; align-items: center; gap: .4rem; color: var(--gold-deep); font-weight: 600; }

/* 联系页 */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: start; }
@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; } }
.contact-info .ci-row { display: grid; grid-template-columns: 100px 1fr; gap: 1.5rem; padding: 1.4rem 0; border-bottom: 1px solid var(--rule); }
.contact-info .ci-row .k { font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.contact-info .ci-row .v { color: var(--ink); font-size: 1rem; }
.contact-info .ci-row .v .sub { display:block; font-size: .82rem; color: var(--slate); margin-top: .2rem;}
.contact-form { background: var(--cream); border: 1px solid var(--rule); padding: 2.4rem; }
.contact-form h3 { font-family: var(--ff-cn-serif); font-weight: 600; font-size: 1.4rem; color: var(--ink); }
.contact-form .note { font-size: .84rem; color: var(--muted); margin-top: .4rem; }
.field { margin-top: 1.4rem; }
.field label { display:block; font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--slate); font-weight: 600; margin-bottom: .5rem; }
.field input, .field textarea, .field select {
  width: 100%; padding: .8rem .9rem;
  background: var(--paper); border: 1px solid var(--rule);
  font: inherit; color: var(--ink); border-radius: 2px;
  transition: border-color .3s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--gold); }
.field textarea { min-height: 110px; resize: vertical; }
.form-note { font-size: .76rem; color: var(--muted); margin-top: 1rem; }

/* ---------- 动画 ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes emblemIn { from { opacity: 0; transform: scale(.85); } to { opacity: 1; transform: scale(1); } }
@keyframes spin { to { transform: rotate(360deg); } }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: .12s; }
.reveal.d2 { transition-delay: .24s; }
.reveal.d3 { transition-delay: .36s; }
.reveal.d4 { transition-delay: .48s; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 2rem; left: 50%;
  transform: translate(-50%, 120%);
  background: var(--ink); color: var(--paper);
  padding: .9rem 1.4rem; border-radius: 2px;
  border-left: 3px solid var(--gold);
  font-size: .9rem; z-index: 1000;
  box-shadow: 0 20px 40px -15px rgba(0,0,0,.5);
  opacity: 0; transition: all .5s var(--ease);
  max-width: 90vw;
}
.toast.show { transform: translate(-50%, 0); opacity: 1; }

/* 选中文字色 */
::selection { background: var(--gold); color: var(--ink); }