/* ===================================================================
   KINSO 金诉国贸双反律师团队 — 共享设计系统 v2.0
   设计参考：中伦律师事务所 · 克制留白 · 品质感 · 国际化
   =================================================================== */

/* ---------- 1. 设计变量 ---------- */
:root {
  /* 主色：深藏青（信任/律所感） */
  --c-primary: #0F2A4A;
  --c-primary-800: #08172B;
  --c-primary-700: #0A1F38;
  --c-primary-600: #16365C;
  --c-primary-500: #1A3D6B;
  --c-primary-300: #4A6691;
  --c-primary-100: #E4EBF3;
  --c-primary-50: #F2F5F9;

  /* 点缀：暖金 */
  --c-accent: #C8A35F;
  --c-accent-light: #D4B47A;
  --c-accent-bright: #E8C97D;
  --c-accent-dark: #A88847;
  --c-accent-50: #FAF6EC;

  /* 中性 */
  --c-bg: #FAF7F2;            /* 暖白主背景 */
  --c-bg-alt: #F3EFE7;        /* 浅米 */
  --c-bg-card: #FFFFFF;
  --c-bg-section: #FBF9F4;
  --c-text: #1A1A1A;
  --c-text-muted: #6B7280;
  --c-text-light: #9CA3AF;
  --c-border: #E8EAED;
  --c-border-strong: #D1D5DB;
  --c-white: #FFFFFF;
  --c-black: #000000;

  /* 字体 */
  --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", SimSun, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
  --font-mono: "JetBrains Mono", Consolas, Monaco, monospace;

  /* 排版尺度（更精细的字号梯度） */
  --fs-display: clamp(3rem, 6.5vw, 5rem);          /* 80px max — Hero 标题 */
  --fs-h1: clamp(2.25rem, 4.5vw, 3.5rem);          /* 56px max */
  --fs-h2: clamp(1.75rem, 3.5vw, 2.5rem);          /* 40px max */
  --fs-h3: clamp(1.25rem, 2vw, 1.625rem);          /* 26px max */
  --fs-h4: 1.125rem;
  --fs-body: 1rem;
  --fs-body-lg: 1.0625rem;
  --fs-small: 0.875rem;
  --fs-caption: 0.75rem;
  --fs-mini: 0.6875rem;

  /* 间距（更宽的 section 留白） */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;
  --space-12: 6rem;
  --space-14: 7rem;
  --space-16: 9rem;
  --space-20: 12rem;

  /* 容器 */
  --max-width: 1280px;
  --content-width: 1100px;
  --header-height: 80px;
  --header-height-scrolled: 64px;

  /* 圆角 */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 20px;

  /* 阴影（更多层次） */
  --shadow-xs: 0 1px 2px rgba(15, 42, 74, 0.04);
  --shadow-sm: 0 2px 4px rgba(15, 42, 74, 0.06);
  --shadow-md: 0 6px 16px rgba(15, 42, 74, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 42, 74, 0.10);
  --shadow-xl: 0 24px 48px rgba(15, 42, 74, 0.12);
  --shadow-gold: 0 8px 24px rgba(200, 163, 95, 0.20);

  /* 过渡 */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --t-fast: 0.18s var(--ease);
  --t-base: 0.3s var(--ease);
  --t-slow: 0.5s var(--ease);
  --t-spring: 0.6s var(--ease-out);
}

/* ---------- 2. Reset & 基础 ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: var(--header-height);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
  overflow-x: hidden;
}

img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--t-base); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

::selection { background: var(--c-primary); color: var(--c-accent); }

/* 滚动条美化 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--c-bg-alt); }
::-webkit-scrollbar-thumb { background: var(--c-border-strong); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--c-accent); }

/* ---------- 3. 排版（更精细的梯度） ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--c-primary);
}
h1 { font-size: var(--fs-h1); font-weight: 700; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }

p { color: var(--c-text); line-height: 1.75; }
p.lg { font-size: var(--fs-body-lg); line-height: 1.85; }

/* Eyebrow 标签：金色细线 + 全大写小字 */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-sans);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-accent-dark);
  margin-bottom: 1.25rem;
}
.eyebrow::before {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--c-accent);
}
.eyebrow.center { justify-content: center; }

.section-title {
  font-size: var(--fs-h1);
  margin-bottom: 1rem;
  position: relative;
  letter-spacing: -0.02em;
}
.section-title .accent { color: var(--c-accent-dark); }
.section-subtitle {
  font-size: 1.0625rem;
  color: var(--c-text-muted);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

.text-accent { color: var(--c-accent); }
.text-accent-dark { color: var(--c-accent-dark); }
.text-primary { color: var(--c-primary); }
.text-muted { color: var(--c-text-muted); }
.font-serif { font-family: var(--font-serif); }

/* ---------- 4. 布局容器 ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.container-narrow {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
section {
  padding: var(--space-16) 0;
  position: relative;
}
section.tight { padding: var(--space-12) 0; }
section.loose { padding: var(--space-20) 0; }
@media (max-width: 768px) {
  section { padding: var(--space-12) 0; }
  section.tight { padding: var(--space-8) 0; }
  section.loose { padding: var(--space-14) 0; }
}

.section-head {
  text-align: center;
  margin-bottom: var(--space-12);
  position: relative;
}
.section-head.left { text-align: left; }
.section-head .eyebrow { justify-content: center; }
.section-head.left .eyebrow { justify-content: flex-start; }

.divider-accent {
  width: 48px;
  height: 2px;
  background: var(--c-accent);
  margin: 1.5rem auto;
}
.divider-accent.left { margin: 1.5rem 0; }

/* ---------- 5. 按钮（更精致的 hover） ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9375rem 1.875rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.025em;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  transition: all var(--t-base);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--c-primary);
  color: var(--c-white);
  border-color: var(--c-primary);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--c-primary-700) 0%, var(--c-primary-800) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}
.btn-primary > * { position: relative; z-index: 1; }
.btn-primary:hover {
  background: transparent;
  border-color: var(--c-primary-700);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px -4px rgba(15, 42, 74, 0.25);
}
.btn-primary:hover::before { opacity: 1; }
.btn-accent {
  background: var(--c-accent);
  color: var(--c-white);
  border-color: var(--c-accent);
}
.btn-accent:hover {
  background: var(--c-accent-dark);
  border-color: var(--c-accent-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
}
.btn-outline {
  background: transparent;
  color: var(--c-primary);
  border-color: var(--c-primary);
}
.btn-outline:hover {
  background: var(--c-primary);
  color: var(--c-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.btn-outline-light {
  background: transparent;
  color: var(--c-white);
  border-color: rgba(255, 255, 255, 0.4);
}
.btn-outline-light:hover {
  background: var(--c-white);
  color: var(--c-primary);
  border-color: var(--c-white);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--c-text);
  padding: 0.625rem 0.5rem;
}
.btn-ghost:hover { color: var(--c-primary); }

.btn .arrow { transition: transform var(--t-base); display: inline-block; }
.btn:hover .arrow { transform: translateX(4px); }

.btn-large {
  padding: 1.125rem 2.25rem;
  font-size: 1rem;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--c-primary);
  font-weight: 500;
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--c-accent);
  padding-bottom: 2px;
  transition: gap var(--t-base), color var(--t-base);
}
.link-arrow:hover { gap: 0.75rem; color: var(--c-accent-dark); }

/* ---------- 6. 头部导航（更精致） ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  z-index: 100;
  transition: all var(--t-base);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  height: var(--header-height-scrolled);
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--c-border);
  box-shadow: var(--shadow-xs);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  flex-shrink: 0;
}
.brand-logo {
  height: 52px;
  width: auto;
  display: block;
  transition: transform var(--t-base);
}
.brand:hover .brand-logo { transform: rotate(-3deg); }
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand-name {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--c-primary);
  letter-spacing: 0.05em;
}
.brand-en {
  font-size: 0.6875rem;
  color: var(--c-text-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 2px;
  font-weight: 500;
}

.nav-main { display: flex; align-items: center; gap: 2rem; }
.nav-list {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.nav-link {
  font-size: 0.9375rem;
  color: var(--c-text);
  position: relative;
  padding: 0.5rem 0;
  transition: color var(--t-base);
  font-weight: 500;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1.5px;
  background: var(--c-accent);
  transition: width var(--t-base);
}
.nav-link:hover, .nav-link.active { color: var(--c-primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.nav-cta { display: flex; gap: 0.75rem; align-items: center; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  width: 22px;
  height: 1.5px;
  background: var(--c-primary);
  transition: all var(--t-base);
}
.nav-toggle.active span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

@media (max-width: 960px) {
  .nav-list {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--c-white);
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem;
    gap: 0.5rem;
    transform: translateY(-110%);
    transition: transform var(--t-base);
    border-bottom: 1px solid var(--c-border);
    box-shadow: var(--shadow-md);
  }
  .nav-list.open { transform: translateY(0); }
  .nav-link { padding: 0.875rem 0; border-bottom: 1px solid var(--c-border); }
  .nav-toggle { display: flex; }
  .nav-cta .btn { display: none; }
  .nav-cta .btn-primary { display: inline-flex; }
}

@media (max-width: 600px) {
  .brand-logo { height: 36px; }
  .brand-name { font-size: 0.9375rem; }
  .brand-en { font-size: 0.625rem; letter-spacing: 0.15em; }
}

/* ---------- 7. 卡片（更精致） ---------- */
.card {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 2rem;
  transition: all var(--t-base);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--c-accent);
  transition: height var(--t-base);
}
.card:hover::before { height: 100%; }
.card:hover {
  border-color: var(--c-accent-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.card-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--c-accent-50) 0%, rgba(200, 163, 95, 0.05) 100%);
  color: var(--c-accent-dark);
  border-radius: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(200, 163, 95, 0.2);
  font-family: var(--font-serif);
  font-weight: 600;
  font-size:1.25rem;
}
.card h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }
.card p { color: var(--c-text-muted); font-size: 0.9375rem; line-height: 1.7; }

/* ---------- 8. 标签 / 徽章 ---------- */
.tag {
  display: inline-block;
  padding: 0.3125rem 0.875rem;
  font-size: var(--fs-caption);
  font-weight: 500;
  background: var(--c-primary-50);
  color: var(--c-primary);
  border-radius: 100px;
  letter-spacing: 0.05em;
}
.tag-accent { background: var(--c-accent-50); color: var(--c-accent-dark); }
.tag-outline { background: transparent; border: 1px solid var(--c-border); color: var(--c-text-muted); }

/* ---------- 9. 表格 ---------- */
.table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.table th, .table td { padding: 0.875rem 1rem; text-align: left; border-bottom: 1px solid var(--c-border); }
.table th { background: var(--c-bg-alt); font-weight: 600; color: var(--c-primary); font-size: 0.875rem; letter-spacing: 0.02em; }
.table tbody tr:hover { background: var(--c-bg-alt); }

/* ---------- 10. 表单 ---------- */
.form-row { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.25rem; }
.form-row label { font-size: 0.875rem; font-weight: 500; color: var(--c-text); }
.form-row input, .form-row textarea, .form-row select {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  padding: 0.875rem 1rem;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-sm);
  background: var(--c-white);
  color: var(--c-text);
  transition: all var(--t-base);
  width: 100%;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px var(--c-primary-50);
}
.form-row textarea { resize: vertical; min-height: 120px; }

/* ---------- 11. 页脚（国际高端律所风格 v2.0） ---------- */
.site-footer {
  background: linear-gradient(180deg, #0F2A4A 0%, #08172B 100%);
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-16) 0 var(--space-5);
  font-size: 0.9375rem;
  position: relative;
  overflow: hidden;
}
/* Footer 微几何底纹（非常细微，仅增加质感） */
.site-footer .container { position: relative; }
.site-footer .container::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(200, 163, 95, 0.08) 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
  mask-image: linear-gradient(180deg, black 0%, transparent 70%);
  -webkit-mask-image: linear-gradient(180deg, black 0%, transparent 70%);
}
.site-footer .container > * { position: relative; z-index: 1; }
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-accent), transparent);
}
.site-footer::after {
  content: "";
  position: absolute;
  top: 0;
  right: -10%;
  width: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200, 163, 95, 0.4), transparent);
  transform: rotate(-8deg) translateY(20px);
}
.site-footer h4 {
  color: var(--c-white);
  font-size: 0.8125rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  position: relative;
  padding-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.site-footer h4::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--c-accent) 0%, rgba(200, 163, 95, 0.1) 100%);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.6fr 1fr;
  gap: 3.5rem;
  margin-bottom: 3.5rem;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.footer-brand .brand {
  align-items: center;
  gap: 0.875rem;
}
.footer-brand .brand-name {
  color: var(--c-white);
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.3;
}
.footer-brand .brand-en {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  font-weight: 500;
}
.footer-tagline {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  line-height: 1.85;
  margin: 0;
}
.footer-tagline strong { color: var(--c-white); font-weight: 500; }

/* Newsletter */
.footer-newsletter { display: flex; flex-direction: column; gap: 0.625rem; }
.footer-newsletter label {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
}
.newsletter-row {
  display: flex;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r-sm);
  overflow: hidden;
  transition: border-color var(--t-base);
}
.newsletter-row:focus-within {
  border-color: var(--c-accent);
}
.newsletter-row input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 0.75rem 1rem;
  color: var(--c-white);
  font-size: 0.9375rem;
  font-family: var(--font-sans);
  outline: none;
  min-width: 0;
}
.newsletter-row input::placeholder { color: rgba(255, 255, 255, 0.4); }
.newsletter-row button {
  background: var(--c-accent);
  border: none;
  color: var(--c-white);
  padding: 0 1.125rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t-base);
}
.newsletter-row button:hover { background: var(--c-accent-dark); }

/* Social */
.footer-social {
  display: flex;
  gap: 0.625rem;
}
.social-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(200, 163, 95, 0.4);
  background: rgba(200, 163, 95, 0.04);
  border-radius: 50%;
  color: var(--c-accent);
  transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}
.social-icon::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-accent-dark) 100%);
  opacity: 0;
  transition: opacity 0.28s ease;
  z-index: -1;
}
.social-icon:hover {
  border-color: var(--c-accent);
  color: var(--c-white);
  transform: translateY(-3px);
  box-shadow: 0 6px 16px -4px rgba(200, 163, 95, 0.45);
}
.social-icon:hover::before { opacity: 1; }
.social-icon svg { width: 17px; height: 17px; transition: transform 0.28s ease; }
.social-icon:hover svg { transform: scale(1.08); }

/* Footer columns */
.footer-col { display: flex; flex-direction: column; }
.footer-list { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-list a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  transition: color var(--t-base);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.footer-list a::before {
  content: "›";
  color: var(--c-accent);
  font-size: 0.875rem;
  opacity: 0;
  transform: translateX(-4px);
  transition: all var(--t-base);
}
.footer-list a:hover { color: var(--c-accent); }
.footer-list a:hover::before { opacity: 1; transform: translateX(0); }

/* Contact */
.footer-contact { display: flex; flex-direction: column; gap: 1.25rem; }
.contact-item {
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
}
.contact-icon {
  color: var(--c-accent);
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-label {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
  font-weight: 500;
}
.contact-value {
  color: var(--c-white);
  font-size: 0.875rem;
  line-height: 1.6;
}
.contact-value a {
  color: var(--c-white);
  border-bottom: 1px solid var(--c-accent);
  padding-bottom: 1px;
  transition: color var(--t-base);
}
.contact-value a:hover { color: var(--c-accent); }

/* Regions */
.region-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.region-grid span {
  display: inline-block;
  padding: 0.375rem 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  transition: all var(--t-base);
  cursor: default;
}
.region-grid span:hover {
  background: rgba(200, 163, 95, 0.12);
  border-color: var(--c-accent);
  color: var(--c-accent);
}

/* Bottom bar */
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer-bottom a { transition: color var(--t-base); }
.footer-bottom a:hover { color: var(--c-accent); }
.footer-divider {
  margin: 0 0.625rem;
  opacity: 0.4;
}

@media (max-width: 1100px) {
  .footer-grid { grid-template-columns: 1.8fr 1fr 1fr 1.5fr; gap: 2.5rem; }
  .footer-regions { grid-column: span 2; }
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .footer-regions { grid-column: span 2; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-regions { grid-column: span 1; }
}

/* ---------- 11.5 微信公众号二维码弹窗（国际律所风格） ---------- */
.kinso-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  animation: kinso-modal-fade 0.22s ease-out;
}
.kinso-modal[hidden] { display: none !important; }
@keyframes kinso-modal-fade {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.kinso-modal-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.65) 0%, rgba(26, 35, 50, 0.55) 100%);
  backdrop-filter: blur(8px) saturate(120%);
  -webkit-backdrop-filter: blur(8px) saturate(120%);
  cursor: pointer;
}
.kinso-modal-content {
  position: relative;
  background: var(--c-white);
  border-radius: 4px;
  padding: 3rem 2.5rem 2.25rem;
  max-width: 420px;
  width: 100%;
  max-height: calc(100vh - 3rem);
  overflow-y: auto;
  box-shadow:
    0 32px 80px -20px rgba(15, 23, 42, 0.45),
    0 0 0 1px rgba(15, 23, 42, 0.05);
  text-align: center;
  animation: kinso-modal-rise 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}
.kinso-modal-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 64px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-accent) 50%, transparent);
}
@keyframes kinso-modal-rise {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.kinso-modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: transparent;
  border: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: color 0.2s ease, transform 0.2s ease;
}
.kinso-modal-close:hover {
  color: var(--c-primary);
  transform: rotate(90deg);
}
.kinso-modal-close:focus-visible {
  outline: 1px solid var(--c-primary);
  outline-offset: 2px;
}
.kinso-modal-header {
  margin-bottom: 2rem;
}
.kinso-modal-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  color: var(--c-accent-dark);
  font-weight: 600;
  margin-bottom: 0.875rem;
  text-transform: uppercase;
}
.kinso-modal-eyebrow::before,
.kinso-modal-eyebrow::after {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--c-accent);
  opacity: 0.6;
}
.kinso-modal-header h3 {
  font-family: var(--font-serif);
  font-size: 1.625rem;
  color: var(--c-primary);
  margin: 0 0 0.5rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  line-height: 1.3;
}
.kinso-modal-subtitle {
  font-size: 0.75rem;
  color: var(--c-text-muted);
  margin: 0;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}
.kinso-modal-qr {
  position: relative;
  display: inline-block;
  margin: 0 auto 0.5rem;
}
.kinso-modal-qr-frame {
  position: relative;
  padding: 16px;
  background: linear-gradient(135deg, #fdfcfa 0%, #f7f3ec 100%);
  border: 1px solid var(--c-border);
  border-radius: 2px;
  box-shadow:
    0 8px 24px -8px rgba(15, 23, 42, 0.12),
    inset 0 0 0 4px var(--c-white);
}
.kinso-modal-qr-frame::before,
.kinso-modal-qr-frame::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--c-accent);
}
.kinso-modal-qr-frame::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}
.kinso-modal-qr-frame::after {
  bottom: -1px;
  right: -1px;
  border-left: 0;
  border-top: 0;
}
.kinso-modal-qr-frame img {
  display: block;
  width: 248px;
  height: 248px;
  max-width: 100%;
  border-radius: 0;
}
.kinso-modal-hint {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  color: var(--c-text);
  line-height: 1.85;
  margin: 1.75rem 0 1.25rem;
  font-weight: 400;
  letter-spacing: 0.02em;
}
.kinso-modal-keyword {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding: 0.4375rem 1.125rem 0.4375rem 0.875rem;
  background: linear-gradient(135deg, #e8f7ed 0%, #d4f1de 100%);
  color: #06ad56;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
  border-radius: 2px;
  border: 1px solid rgba(7, 193, 96, 0.15);
}
.kinso-modal-keyword::before {
  content: "";
  width: 14px;
  height: 14px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2306ad56'><path d='M9.5 4.4C5.36 4.4 2 7.04 2 10.27c0 1.74.96 3.31 2.48 4.35L3.9 17.2l2.71-1.5c.64.19 1.32.31 2.04.38-.13-.42-.19-.85-.19-1.3 0-3.22 3.05-5.83 6.81-5.83.24 0 .48.01.72.04C15.27 5.97 12.59 4.4 9.5 4.4zm-2.5 4.85a.95.95 0 110-1.9.95.95 0 010 1.9zm4.7 0a.95.95 0 110-1.9.95.95 0 010 1.9zM22 14.7c0-2.42-2.61-4.38-5.83-4.38-3.22 0-5.83 1.96-5.83 4.38 0 2.42 2.61 4.38 5.83 4.38.6 0 1.18-.07 1.73-.2l1.97 1.1-.4-1.62c1.44-.83 2.53-2.22 2.53-3.66zm-7.83-.5a.73.73 0 110-1.46.73.73 0 010 1.46zm4 0a.73.73 0 110-1.46.73.73 0 010 1.46z'/></svg>");
  background-size: contain;
  background-repeat: no-repeat;
  flex-shrink: 0;
}
.kinso-modal-features {
  list-style: none;
  padding: 1.25rem 0 0;
  margin: 1.25rem 0 0;
  border-top: 1px solid var(--c-border);
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  text-align: left;
}
.kinso-modal-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--c-text);
  line-height: 1.5;
  letter-spacing: 0.02em;
}
.kinso-modal-features .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--c-accent);
  flex-shrink: 0;
  box-shadow: 0 0 0 3px rgba(200, 163, 95, 0.15);
}
@media (max-width: 480px) {
  .kinso-modal-content {
    padding: 2.5rem 1.5rem 1.75rem;
  }
  .kinso-modal-header h3 { font-size: 1.375rem; }
  .kinso-modal-qr-frame img { width: 200px; height: 200px; }
  .kinso-modal-qr-frame { padding: 12px; }
}

/* ---------- 12. 工具类 ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-center { display: flex; justify-content: center; align-items: center; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.text-center { text-align: center; }
.relative { position: relative; }
.hidden { display: none; }

/* ---------- 13. 滚动动效（更精致） ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 14. 印刷友好 ---------- */
@media print {
  .site-header, .site-footer, .nav-toggle { display: none; }
  body { background: white; }
}

/* ---------- 每日资讯同步状态横幅（由 main.js section 8 控制） ---------- */
.briefing-sync-banner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  margin-bottom: 1.5rem;
  border-radius: var(--r-md);
  font-size: 0.9375rem;
  line-height: 1.6;
  border: 1px solid var(--c-border);
  background: var(--c-bg);
}
.briefing-sync-banner.in-sync {
  background: #F0F7F0;
  border-color: #C8E0C8;
  color: #2C5F2D;
}
.briefing-sync-banner.has-new {
  background: #FFF8E6;
  border-color: #F0D58C;
  color: #8B6914;
}
.briefing-sync-banner .bsb-dot {
  width: 8px; height: 8px; border-radius: 50%;
  flex-shrink: 0;
  background: currentColor;
  animation: bsb-pulse 2s ease-in-out infinite;
}
.briefing-sync-banner.in-sync .bsb-dot { background: #4CAF50; animation: none; }
@keyframes bsb-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.briefing-sync-banner .bsb-meta {
  color: var(--c-text-muted);
  font-size: 0.8125rem;
  margin-left: auto;
}
.briefing-sync-banner .bsb-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  width: 100%;
}
.briefing-sync-banner .bsb-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  width: 100%;
  margin-top: 0.25rem;
  padding-left: 1.25rem;
  font-size: 0.875rem;
}
.briefing-sync-banner .bsb-list a {
  color: var(--c-primary);
  border-bottom: 1px dashed var(--c-accent);
  padding-bottom: 1px;
}
.briefing-sync-banner .bsb-list a:hover {
  color: var(--c-accent-dark);
}
.briefing-sync-banner .bsb-tip {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  width: 100%;
  margin-top: 0.25rem;
}
.briefing-sync-banner .bsb-tip code {
  background: rgba(0,0,0,0.05);
  padding: 1px 6px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}