/* ==========================================================================
   四川乐掌柜商务服务股份有限公司 · 官方网站
   Design System: 蓝白清爽 / Light Blue Fintech
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  /* 品牌蓝 */
  --blue-900: #0A2540;
  --blue-800: #0E3A63;
  --blue-700: #14528F;
  --blue-600: #1B6BBF;
  --blue-500: #2E86E0;
  --blue-400: #5AA9EE;
  --blue-300: #8FC7F5;
  --blue-200: #BFDEFA;
  --blue-100: #E4F0FC;
  --blue-50:  #F2F8FE;

  /* 强调橙（logo 配色） */
  --acc-600: #C2703A;
  --acc-500: #E08B4E;
  --acc-400: #F0A96E;
  --acc-300: #F7C99F;

  /* 中性 */
  --ink: #0A2540;
  --paper: #FFFFFF;
  --paper-2: #F5F9FD;
  --paper-3: #EBF3FA;

  --text-1: #0A2540;
  --text-2: #43607D;
  --text-3: #7A92AC;
  --text-inv: #FFFFFF;

  --line: rgba(10, 37, 64, .10);
  --line-2: rgba(10, 37, 64, .06);
  --line-strong: rgba(10, 37, 64, .16);

  --tint: rgba(46, 134, 224, .05);
  --tint-2: rgba(46, 134, 224, .09);

  /* 排版 */
  --font-serif: "Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC",
    "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "Optima", "Didot", "Songti SC", "Times New Roman", serif;

  /* 尺度 */
  --wrap: 1240px;
  --wrap-wide: 1400px;
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;

  --shadow-1: 0 2px 10px rgba(10, 37, 64, .06);
  --shadow-2: 0 14px 40px rgba(10, 37, 64, .10);
  --shadow-3: 0 28px 70px rgba(10, 37, 64, .14);
  --shadow-blue: 0 20px 50px rgba(46, 134, 224, .22);

  --ease: cubic-bezier(.22, .61, .36, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

/* ---------- 2. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-1);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.is-locked { overflow: hidden; }

h1, h2, h3, h4, h5 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: .01em;
}

p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; transition: color .28s var(--ease); }
img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; }

::selection { background: var(--blue-200); color: var(--blue-900); }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--paper-2); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--blue-300), var(--blue-500));
  border-radius: 99px;
  border: 2px solid var(--paper-2);
}

/* ---------- 3. Layout ---------- */
.wrap { width: min(100% - 48px, var(--wrap)); margin-inline: auto; }
.wrap-wide { width: min(100% - 48px, var(--wrap-wide)); margin-inline: auto; }
.sec { position: relative; padding: 112px 0; }
.sec-tight { padding: 80px 0; }
.sec-head { max-width: 760px; margin-bottom: 60px; }
.sec-head.center { margin-inline: auto; text-align: center; }

.bg-dark { background: var(--paper-2); }
.bg-deep {
  background:
    radial-gradient(1000px 620px at 12% -5%, rgba(46, 134, 224, .10), transparent 62%),
    radial-gradient(820px 520px at 92% 8%, rgba(224, 139, 78, .07), transparent 60%),
    var(--paper);
}
.bg-paper { background: var(--paper); color: var(--text-1); }
.bg-paper-3 { background: var(--paper-3); color: var(--text-1); }

/* 背景纹理 */
.grid-lines {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(10, 37, 64, .035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10, 37, 64, .035) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 78%);
}
.grid-lines.light {
  background-image:
    linear-gradient(to right, rgba(10, 37, 64, .03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10, 37, 64, .03) 1px, transparent 1px);
}

/* ---------- 4. 原子组件 ---------- */

/* Eyebrow */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-sans);
  font-size: 12px; font-weight: 600;
  letter-spacing: .24em; text-transform: uppercase;
  color: var(--blue-500);
  margin-bottom: 20px;
}
.eyebrow::before {
  content: ""; width: 30px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-600));
}
.eyebrow.center { justify-content: center; }
.eyebrow.center::after {
  content: ""; width: 30px; height: 1px;
  background: linear-gradient(270deg, transparent, var(--blue-600));
}
.bg-paper .eyebrow, .bg-paper-3 .eyebrow { color: var(--blue-700); }
.bg-paper .eyebrow::before,
.bg-paper-3 .eyebrow::before { background: linear-gradient(90deg, transparent, var(--blue-600)); }

/* 标题 */
.h-xl { font-size: clamp(38px, 5.4vw, 68px); letter-spacing: .02em; }
.h-lg { font-size: clamp(30px, 3.8vw, 46px); }
.h-md { font-size: clamp(23px, 2.4vw, 31px); }
.h-sm { font-size: clamp(18px, 1.6vw, 22px); }

.gold-text {
  background: linear-gradient(100deg, var(--blue-600) 0%, var(--blue-400) 50%, var(--blue-600) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.bg-paper .gold-text, .bg-paper-3 .gold-text {
  background: linear-gradient(100deg, var(--blue-700) 0%, var(--blue-500) 50%, var(--blue-700) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lead {
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.95;
  color: var(--text-2);
  margin-top: 22px;
}
.bg-paper .lead, .bg-paper-3 .lead { color: var(--text-2); }

/* 分隔 */
.divider {
  height: 1px; border: 0;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}
.bg-paper .divider, .bg-paper-3 .divider {
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}

/* 按钮 */
.btn {
  --btn-bg: transparent;
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 30px;
  font-size: 14.5px; font-weight: 600; letter-spacing: .04em;
  border-radius: 99px;
  background: var(--btn-bg);
  border: 1px solid transparent;
  transition: all .35s var(--ease);
  overflow: hidden;
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; transition: transform .35s var(--ease); }
.btn:hover svg { transform: translateX(4px); }

.btn-gold {
  color: var(--paper);
  background: linear-gradient(120deg, var(--blue-500), var(--blue-700) 58%, var(--blue-600));
  box-shadow: 0 12px 30px rgba(46,134,224,.30);
}
.btn-gold:hover { transform: translateY(-3px); box-shadow: 0 20px 46px rgba(46,134,224,.40); }

.btn-ghost {
  color: var(--text-1);
  border-color: var(--line-strong);
  background: var(--paper);
}
.btn-ghost:hover {
  border-color: var(--blue-500); color: var(--blue-700);
  background: var(--tint);
  box-shadow: var(--shadow-1);
}
/* 卡片 · 浅色玻璃 */
.card {
  position: relative;
  background: var(--tint);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 34px 30px;
  backdrop-filter: blur(14px);
  overflow: hidden;
  transition: transform .45s var(--ease-out), border-color .35s, background .35s, box-shadow .45s;
}
.card::before {
  content: ""; position: absolute; inset: 0; opacity: 0;
  background: radial-gradient(420px 220px at var(--mx, 50%) var(--my, 0%), rgba(46,134,224,.16), transparent 70%);
  transition: opacity .4s; pointer-events: none;
}
.card:hover::before { opacity: 1; }
.card:hover {
  transform: translateY(-8px);
  border-color: rgba(46,134,224,.38);
  background: var(--tint-2);
  box-shadow: var(--shadow-blue);
}
.card-flat {
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
}
.card-flat:hover { box-shadow: var(--shadow-2); border-color: rgba(46,134,224,.5); }
.card-flat::before { background: radial-gradient(400px 200px at var(--mx,50%) var(--my,0%), rgba(46,134,224,.10), transparent 70%); }

/* 数字 */
.num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
  line-height: 1;
}

/* 徽标 */
.badge {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 14px; border-radius: 99px;
  font-size: 12px; font-weight: 600; letter-spacing: .06em;
  background: rgba(46,134,224,.12);
  border: 1px solid rgba(46,134,224,.3);
  color: var(--blue-400);
}
.bg-paper .badge, .bg-paper-3 .badge {
  background: rgba(46,134,224,.10); color: var(--blue-700); border-color: rgba(46,134,224,.32);
}
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 0 currentColor; animation: pulse 2.4s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(46,134,224,.5); }
  70% { box-shadow: 0 0 0 9px rgba(46,134,224,0); }
  100% { box-shadow: 0 0 0 0 rgba(46,134,224,0); }
}

/* ---------- 5. 导航 ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  transition: background .4s var(--ease), backdrop-filter .4s, border-color .4s, box-shadow .4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom-color: var(--line);
  box-shadow: 0 8px 30px rgba(10, 37, 64, .07);
}
.nav-inner {
  height: 78px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo-wrap {
  display: grid; place-items: center;
  height: 38px; padding: 0 10px 0 6px;
  border-radius: 9px;
  background: var(--paper);
  box-shadow: var(--shadow-1);
  border: 1px solid var(--line);
  flex: 0 0 auto;
}
.brand-logo { height: 26px; width: auto; display: block; object-fit: contain; }
/* 页脚深底：logo 加白底以保证可见 */
.brand-logo-wrap.light { background: rgba(255,255,255,.94); border-color: rgba(255,255,255,.2); }
.brand-mark { width: 40px; height: 40px; flex: 0 0 40px; }
.brand-txt { display: flex; flex-direction: column; line-height: 1.2; }
.brand-cn { font-family: var(--font-serif); font-size: 19px; font-weight: 600; letter-spacing: .06em; color: var(--text-1); }
.brand-en { font-size: 9.5px; letter-spacing: .2em; color: var(--text-3); text-transform: uppercase; }
.nav.menu-open .brand-cn { color: var(--text-1); }

.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-link {
  position: relative;
  padding: 10px 16px; border-radius: 8px;
  font-size: 14.5px; color: var(--text-2);
  transition: color .28s;
}
.nav-link::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 1px;
  background: var(--blue-600); transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--ease-out);
}
.nav-link:hover { color: var(--blue-600); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-link.active { color: var(--blue-600); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-phone { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-2); }
.nav-phone svg { width: 15px; height: 15px; color: var(--blue-500); }

.burger { display: none; width: 42px; height: 42px; border-radius: 10px; position: relative; }
.burger span {
  position: absolute; left: 11px; width: 20px; height: 1.5px; background: var(--text-1);
  transition: all .35s var(--ease);
}
.burger span:nth-child(1) { top: 15px; }
.burger span:nth-child(2) { top: 20.5px; }
.burger span:nth-child(3) { top: 26px; }
.nav.menu-open .burger span:nth-child(1) { top: 20.5px; transform: rotate(45deg); }
.nav.menu-open .burger span:nth-child(2) { opacity: 0; }
.nav.menu-open .burger span:nth-child(3) { top: 20.5px; transform: rotate(-45deg); }

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 150px 0 90px;
  overflow: hidden;
  background:
    radial-gradient(1100px 700px at 16% 6%, rgba(46, 134, 224, .13), transparent 60%),
    radial-gradient(760px 560px at 90% 22%, rgba(224, 139, 78, .09), transparent 62%),
    radial-gradient(700px 700px at 60% 104%, rgba(46, 134, 224, .08), transparent 60%),
    linear-gradient(180deg, #FFFFFF 0%, var(--blue-50) 55%, var(--blue-100) 100%);
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.hero-glow {
  position: absolute; border-radius: 50%;
  filter: blur(90px); opacity: .55;
  animation: float 16s ease-in-out infinite;
}
.hero-glow.g1 { width: 480px; height: 480px; top: -8%; left: -6%; background: rgba(46,134,224,.28); }
.hero-glow.g2 { width: 380px; height: 380px; bottom: 2%; right: 6%; background: rgba(224,139,78,.18); animation-delay: -5s; }
.hero-glow.g3 { width: 300px; height: 300px; top: 42%; right: 32%; background: rgba(143,199,245,.30); animation-delay: -9s; }
@keyframes float {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  33% { transform: translate3d(40px, 30px, 0) scale(1.08); }
  66% { transform: translate3d(-30px, -22px, 0) scale(.94); }
}

.hero-inner { position: relative; z-index: 2; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 18px 8px 8px; border-radius: 99px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
  font-size: 13px; color: var(--text-2);
  margin-bottom: 30px;
}
.hero-tag .seal {
  width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  color: var(--paper); font-size: 11px; font-weight: 700;
}
.hero h1 { max-width: 15em; }
.hero h1 .ln { display: block; }
.hero-sub {
  max-width: 620px; margin-top: 28px;
  font-size: clamp(15px, 1.15vw, 17.5px); line-height: 1.95;
  color: var(--text-2);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 42px; }

/* Hero 统计条 */
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; margin-top: 74px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  backdrop-filter: blur(12px);
}
.hstat { padding: 30px 26px; background: var(--paper); transition: background .4s; }
.hstat:hover { background: var(--blue-50); }
.hstat .v {
  font-family: var(--font-num);
  font-size: clamp(30px, 3.4vw, 44px);
  font-weight: 600; line-height: 1;
  background: linear-gradient(120deg, var(--blue-700) 10%, var(--blue-400));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  display: flex; align-items: baseline; gap: 3px;
}
.hstat .u { font-size: .42em; font-family: var(--font-sans); font-weight: 600; -webkit-text-fill-color: var(--blue-600); }
.hstat .k { margin-top: 12px; font-size: 13.5px; color: var(--text-3); letter-spacing: .04em; }

/* ---------- 7. 滚动进度条 ---------- */
.progress {
  position: fixed; top: 0; left: 0; height: 2px; z-index: 950;
  background: linear-gradient(90deg, var(--blue-700), var(--blue-400), var(--blue-600));
  width: 0;
  box-shadow: 0 0 12px rgba(46,134,224,.35);
}

/* ---------- 8. 业务板块卡 ---------- */
.biz-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.biz-card {
  position: relative;
  padding: 44px 40px 40px;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  background: linear-gradient(165deg, var(--paper), var(--blue-50));
  box-shadow: var(--shadow-1);
  overflow: hidden;
  transition: transform .5s var(--ease-out), border-color .4s, box-shadow .5s;
}
.biz-card::after {
  content: ""; position: absolute; right: -60px; top: -60px;
  width: 240px; height: 240px; border-radius: 50%;
  background: radial-gradient(circle, rgba(46,134,224,.20), transparent 70%);
  opacity: 0; transition: opacity .5s;
}
.biz-card:hover { transform: translateY(-10px); border-color: rgba(46,134,224,.42); box-shadow: var(--shadow-blue); }
.biz-card:hover::after { opacity: 1; }
.biz-idx {
  font-family: var(--font-num); font-size: 13px; letter-spacing: .3em;
  color: var(--blue-600);
}
.biz-icon {
  width: 60px; height: 60px; margin: 18px 0 24px;
  border-radius: 16px;
  display: grid; place-items: center;
  background: linear-gradient(140deg, rgba(46,134,224,.22), rgba(46,134,224,.06));
  border: 1px solid rgba(46,134,224,.28);
}
.biz-icon svg { width: 30px; height: 30px; stroke: var(--blue-600); fill: none; stroke-width: 1.5; }
.biz-card h3 { font-size: 27px; }
.biz-card .en { font-size: 11.5px; letter-spacing: .22em; color: var(--text-3); text-transform: uppercase; margin-top: 8px; }
.biz-desc { margin-top: 20px; color: var(--text-2); font-size: 15px; line-height: 1.9; }
.biz-list { margin-top: 26px; display: grid; gap: 12px; }
.biz-list li {
  display: flex; gap: 11px; align-items: flex-start;
  font-size: 14.5px; color: var(--text-2);
}
.biz-list svg { width: 17px; height: 17px; flex: 0 0 17px; margin-top: 4px; stroke: var(--blue-500); fill: none; stroke-width: 2; }
.biz-more {
  margin-top: 30px; display: inline-flex; align-items: center; gap: 9px;
  font-size: 14px; font-weight: 600; color: var(--blue-400);
}
.biz-more svg { width: 15px; height: 15px; transition: transform .35s var(--ease); }
.biz-card:hover .biz-more svg { transform: translateX(5px); }

/* ---------- 9. 能力网格 ---------- */
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cap {
  padding: 32px 28px;
  border-radius: var(--r-md);
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
  transition: transform .4s var(--ease-out), box-shadow .4s, border-color .4s;
}
.cap:hover { transform: translateY(-6px); box-shadow: var(--shadow-2); border-color: rgba(46,134,224,.45); }
.cap-ico {
  width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 20px;
  background: linear-gradient(140deg, rgba(46,134,224,.18), rgba(46,134,224,.04));
  border: 1px solid rgba(46,134,224,.24);
}
.cap-ico svg { width: 23px; height: 23px; stroke: var(--blue-700); fill: none; stroke-width: 1.6; }
.cap h4 { font-size: 19px; color: var(--text-1); }
.cap p { margin-top: 12px; font-size: 14.5px; line-height: 1.85; color: var(--text-2); }

/* ---------- 10. 数据统计 ---------- */
.stat-band { position: relative; overflow: hidden; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat {
  position: relative; padding: 38px 30px;
  border-radius: var(--r-lg);
  background: var(--paper);
  border: 1px solid var(--line);
  text-align: center;
  transition: background .4s, transform .4s var(--ease-out);
}
.stat:hover { background: rgba(46,134,224,.08); transform: translateY(-6px); }
.stat .v {
  font-family: var(--font-num);
  font-size: clamp(38px, 4.4vw, 58px); font-weight: 600; line-height: 1;
  background: linear-gradient(120deg, var(--blue-800), var(--blue-400));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.stat .v .u { font-size: .36em; margin-left: 4px; font-family: var(--font-sans); -webkit-text-fill-color: var(--blue-500); }
.stat .k { margin-top: 16px; font-size: 14.5px; color: var(--text-2); letter-spacing: .04em; }
.stat .n { margin-top: 6px; font-size: 12px; color: var(--text-3); letter-spacing: .1em; }

/* ---------- 11. 合作伙伴 ---------- */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(196px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.pcard {
  padding: 26px 20px;
  background: var(--paper);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  min-height: 108px;
  transition: background .4s;
}
.pcard:hover { background: var(--blue-50); }
.pcard .logo-txt {
  font-family: var(--font-serif); font-size: 17px; font-weight: 600;
  color: var(--text-1); letter-spacing: .04em; text-align: center;
  transition: color .35s;
}
.pcard:hover .logo-txt { color: var(--blue-400); }
.pcard .cat { font-size: 11px; letter-spacing: .12em; color: var(--text-3); }
.pcard .mark {
  width: 34px; height: 34px; border-radius: 9px;
  display: grid; place-items: center;
  font-family: var(--font-serif); font-size: 15px; font-weight: 700;
  color: var(--blue-400);
  background: rgba(46,134,224,.1);
  border: 1px solid rgba(46,134,224,.22);
}

.bank-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
}
.bchip {
  padding: 15px 12px;
  border-radius: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  text-align: center;
  font-size: 14.5px; font-weight: 600; color: var(--text-1);
  letter-spacing: .02em;
  transition: all .35s var(--ease);
  box-shadow: var(--shadow-1);
}
.bchip:hover {
  color: var(--blue-700); border-color: rgba(46,134,224,.5);
  transform: translateY(-3px); box-shadow: var(--shadow-2);
}

/* ---------- 12. 时间轴 ---------- */
.timeline { position: relative; padding-left: 34px; }
.timeline::before {
  content: ""; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 1px;
  background: linear-gradient(180deg, var(--blue-600), rgba(46,134,224,.1));
}
.tl-item { position: relative; padding: 0 0 42px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -34px; top: 8px;
  width: 13px; height: 13px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--blue-500);
  box-shadow: 0 0 0 4px rgba(46,134,224,.10);
}
.tl-item.on::before { background: var(--blue-500); box-shadow: 0 0 0 5px rgba(46,134,224,.18); }
.tl-year {
  font-family: var(--font-num); font-size: 26px; font-weight: 600;
  color: var(--blue-700); line-height: 1;
}
.tl-body { margin-top: 10px; color: var(--text-2); font-size: 14.8px; line-height: 1.85; }
.tl-body strong { color: var(--text-1); font-weight: 600; }
.bg-paper .tl-year { color: var(--blue-700); }
.bg-paper .tl-body { color: var(--text-2); }
.bg-paper .tl-body strong { color: var(--text-1); }
.bg-paper .tl-item::before { background: var(--paper-2); }
.bg-paper .timeline::before { background: linear-gradient(180deg, var(--blue-600), rgba(46,134,224,.12)); }

/* ---------- 13. 场景 / 行业 ---------- */
.scene-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.scene {
  position: relative; padding: 30px 24px;
  border-radius: var(--r-md);
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
  overflow: hidden;
  transition: transform .45s var(--ease-out), box-shadow .45s, border-color .4s;
}
.scene:hover { transform: translateY(-8px); box-shadow: var(--shadow-2); border-color: rgba(46,134,224,.42); }
.scene-ico {
  width: 44px; height: 44px; border-radius: 12px; margin-bottom: 18px;
  display: grid; place-items: center;
  background: linear-gradient(140deg, var(--blue-600), var(--blue-800));
}
.scene-ico svg { width: 22px; height: 22px; stroke: #fff; fill: none; stroke-width: 1.6; }
.scene h4 { font-size: 17.5px; color: var(--text-1); }
.scene p { margin-top: 10px; font-size: 13.8px; line-height: 1.8; color: var(--text-2); }
.scene .no {
  position: absolute; right: 16px; top: 14px;
  font-family: var(--font-num); font-size: 40px; font-weight: 700;
  color: rgba(10,21,48,.05); line-height: 1;
}

/* ---------- 14. 流程 ---------- */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; position: relative; }
.flow::before {
  content: ""; position: absolute; left: 8%; right: 8%; top: 34px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(46,134,224,.5), transparent);
  z-index: 0;
}
.flow-step { position: relative; z-index: 1; text-align: center; }
.flow-no {
  width: 68px; height: 68px; margin: 0 auto 20px;
  border-radius: 50%; display: grid; place-items: center;
  font-family: var(--font-num); font-size: 24px; font-weight: 600;
  color: var(--blue-700);
  background: linear-gradient(150deg, var(--blue-600), var(--blue-800));
  border: 1px solid rgba(46,134,224,.32);
  box-shadow: 0 0 0 8px var(--paper-3), 0 12px 26px rgba(10,37,64,.10);
}
.flow-step h4 { font-size: 18px; }
.flow-step p { margin-top: 12px; font-size: 14px; line-height: 1.8; color: var(--text-2); }

/* ---------- 15. 表单 ---------- */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13px; color: var(--text-2); letter-spacing: .04em; }
.field label i { color: var(--blue-500); font-style: normal; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 14.5px;
  outline: none;
  transition: border-color .3s, background .3s, box-shadow .3s;
  resize: vertical;
}
.field textarea { min-height: 108px; }
.field input::placeholder, .field textarea::placeholder { color: rgba(185,196,216,.45); }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: rgba(46,134,224,.6);
  background: rgba(46,134,224,.05);
  box-shadow: 0 0 0 3px rgba(46,134,224,.12);
}
.field select option { background: linear-gradient(140deg, var(--blue-600), var(--blue-800)); color: var(--text-1); }
.form-note { margin-top: 18px; font-size: 12.5px; color: var(--text-3); line-height: 1.7; }
.form-ok {
  margin-top: 18px; padding: 14px 18px; border-radius: 10px;
  background: rgba(46,134,224,.12); border: 1px solid rgba(46,134,224,.34);
  color: var(--blue-400); font-size: 14px;
  display: none;
}
.form-ok.show { display: block; }

/* ---------- 16. CTA ---------- */
.cta-band {
  position: relative; overflow: hidden;
  padding: 84px 0;
  background:
    radial-gradient(900px 500px at 20% 0%, rgba(46,134,224,.12), transparent 62%),
    radial-gradient(700px 460px at 88% 100%, rgba(224,139,78,.10), transparent 60%),
    var(--blue-800);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 44px; flex-wrap: wrap; }
.cta-phone {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--font-num); font-size: clamp(26px, 3vw, 36px); font-weight: 600;
  color: var(--blue-700);
}

/* ---------- 17. 页脚 ---------- */
.footer { background: var(--blue-900); padding: 76px 0 0; }
/* 页脚为深底，内部文字统一反色 */
.foot-col h5 { color: #fff; }
.foot-col li a, .foot-about, .foot-contact li, .foot-bottom { color: rgba(255,255,255,.62); }
.foot-col li a:hover { color: var(--blue-300); }
.foot-bottom { border-top-color: rgba(255,255,255,.10); }
.foot-contact svg { stroke: var(--blue-400); }
.foot-grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1.4fr; gap: 44px; }
.foot-col h5 {
  font-family: var(--font-sans); font-size: 13.5px; font-weight: 700;
  letter-spacing: .14em; margin-bottom: 20px;
}
.foot-col li { margin-bottom: 11px; }
.foot-col li a { font-size: 14px; transition: color .3s, padding-left .3s; }
.foot-about { margin-top: 18px; font-size: 13.8px; line-height: 1.9; max-width: 360px; }
.foot-contact li { display: flex; gap: 11px; font-size: 14px; line-height: 1.7; }
.foot-contact svg { width: 16px; height: 16px; flex: 0 0 16px; margin-top: 4px; fill: none; stroke-width: 1.7; }
.foot-bottom {
  margin-top: 56px; padding: 24px 0 30px;
  display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap;
  font-size: 12.5px;
}
.foot-bottom a:hover { color: var(--blue-300); }
/* 页脚内 logo 文字改白 */
.footer .brand-cn { color: #fff; }
.footer .brand-en { color: rgba(255,255,255,.5); }

/* ---------- 18. 内页 Hero ---------- */
.page-hero {
  position: relative;
  padding: 168px 0 90px;
  overflow: hidden;
  background:
    radial-gradient(900px 520px at 15% 10%, rgba(46,134,224,.13), transparent 62%),
    radial-gradient(700px 460px at 85% 40%, rgba(224,139,78,.09), transparent 60%),
    linear-gradient(180deg, #FFFFFF 0%, var(--blue-50) 60%, var(--blue-100) 100%);
}
.crumb {
  display: flex; align-items: center; gap: 9px;
  font-size: 13px; color: var(--text-3); margin-bottom: 22px;
}
.crumb a:hover { color: var(--blue-400); }
.crumb span { color: var(--text-3); }
.crumb svg { width: 12px; height: 12px; stroke: currentColor; fill: none; stroke-width: 2; }

/* ---------- 19. 标签页 ---------- */
.tabs { display: flex; gap: 8px; flex-wrap: wrap; border-bottom: 1px solid var(--line); margin-bottom: 42px; }
.tab {
  position: relative; padding: 14px 24px;
  font-size: 15px; color: var(--text-3);
  transition: color .3s;
}
.tab::after {
  content: ""; position: absolute; left: 20px; right: 20px; bottom: -1px; height: 2px;
  background: var(--blue-600); transform: scaleX(0); transition: transform .35s var(--ease-out);
}
.tab:hover { color: var(--text-1); }
.tab.active { color: var(--blue-400); }
.tab.active::after { transform: scaleX(1); }
.tab-panel { display: none; animation: fadeUp .55s var(--ease-out); }
.tab-panel.active { display: block; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 20. 表格 ---------- */
.tbl-wrap {
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  background: rgba(255,255,255,.025);
}
.tbl { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.tbl th, .tbl td { padding: 16px 22px; text-align: left; }
.tbl thead th {
  background: var(--blue-100);
  font-family: var(--font-sans); font-size: 13px; font-weight: 700;
  letter-spacing: .08em; color: var(--blue-700);
  border-bottom: 1px solid var(--line);
}
.tbl tbody tr { border-bottom: 1px solid var(--line-2); transition: background .3s; }
.tbl tbody tr:last-child { border-bottom: 0; }
.tbl tbody tr:hover { background: rgba(46,134,224,.05); }
.tbl td { color: var(--text-2); }
.tbl td strong { color: var(--text-1); font-weight: 600; }

/* ---------- 21. 要点列表 ---------- */
.tick-list { display: grid; gap: 14px; }
.tick-list li { display: flex; gap: 13px; align-items: flex-start; font-size: 15px; color: var(--text-2); line-height: 1.8; }
.tick-list svg { width: 20px; height: 20px; flex: 0 0 20px; margin-top: 3px; stroke: var(--blue-500); fill: none; stroke-width: 1.8; }
.bg-paper .tick-list li, .bg-paper-3 .tick-list li { color: var(--text-2); }
.bg-paper .tick-list svg, .bg-paper-3 .tick-list svg { stroke: var(--blue-700); }

/* 双栏图文 */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split.rev > .split-media { order: -1; }
.split-body h2 { margin-top: 16px; }
.split-media {
  position: relative; border-radius: var(--r-xl);
  overflow: hidden; border: 1px solid var(--line);
  box-shadow: var(--shadow-3);
}
.split-media svg { width: 100%; height: auto; display: block; }

/* ---------- 22. 通用工具 ---------- */
.mt-0 { margin-top: 0 !important; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 32px; }
.mt-4 { margin-top: 44px; }
.mt-5 { margin-top: 60px; }
.mb-3 { margin-bottom: 32px; }
.tc { text-align: center; }
.muted-2 { color: var(--text-2); }
.muted-3 { color: var(--text-3); }
.hide { display: none !important; }

/* ---------- 23. 滚动显现 ---------- */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity .85s var(--ease-out), transform .85s var(--ease-out);
}
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: .08s; }
.reveal-d2 { transition-delay: .16s; }
.reveal-d3 { transition-delay: .24s; }
.reveal-d4 { transition-delay: .32s; }
.reveal-d5 { transition-delay: .4s; }

/* ---------- 24. 响应式 ---------- */
@media (max-width: 1080px) {
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .split { gap: 44px; }
}

@media (max-width: 900px) {
  .sec { padding: 84px 0; }
  .nav-menu {
    position: fixed; inset: 78px 0 auto; z-index: 890;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 12px 24px 28px;
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-14px); opacity: 0; pointer-events: none;
    transition: opacity .32s var(--ease), transform .32s var(--ease);
    max-height: calc(100vh - 78px); overflow-y: auto;
  }
  .nav.menu-open .nav-menu { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .nav-link { padding: 15px 4px; border-bottom: 1px solid var(--line-2); font-size: 16px; }
  .nav-link::after { display: none; }
  .nav-link.active { color: var(--blue-400); }
  .nav-cta .btn { display: none; }
  .burger { display: block; }
  .nav-phone { display: none; }
  .nav-inner { height: 68px; }
  .nav-menu { top: 68px; }
  .biz-grid { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .split.rev > .split-media { order: 0; }
  .flow { grid-template-columns: repeat(2, 1fr); gap: 28px 20px; }
  .flow::before { display: none; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .sec-head { margin-bottom: 44px; }
}

@media (max-width: 640px) {
  .wrap, .wrap-wide { width: calc(100% - 32px); }
  .cap-grid, .scene-grid, .stat-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding: 128px 0 72px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hstat { padding: 22px 18px; }
  .biz-card { padding: 32px 24px 30px; }
  .card { padding: 28px 22px; }
  .foot-grid { grid-template-columns: 1fr; }
  .tbl th, .tbl td { padding: 13px 14px; font-size: 13.5px; }
  .flow { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .foot-bottom { flex-direction: column; align-items: flex-start; text-align: left; }
}

/* ---------- 25. 打印 ---------- */
@media print {
  .nav, .progress, .footer { display: none; }
  body { background: #fff; color: #000; }
}
/* ==========================================================
   26. 品牌标识卡（合作单位 / 合作客户）
   ========================================================== */
.brandcard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(186px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.bc {
  position: relative;
  background: var(--paper);
  padding: 22px 18px 18px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 9px; min-height: 112px; text-align: center;
  transition: background .35s, transform .35s var(--ease-out);
  overflow: hidden;
}
.bc::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(180px 100px at 50% 0%, var(--bc-glow, transparent), transparent 70%);
  opacity: 0; transition: opacity .4s;
}
.bc:hover { background: var(--paper-2); transform: translateY(-3px); }
.bc:hover::before { opacity: 1; }

/* 品牌色圆形章 */
.bc-mark {
  width: 44px; height: 44px; flex: 0 0 44px;
  border-radius: 12px;
  display: grid; place-items: center;
  font-family: var(--font-serif);
  font-size: 17px; font-weight: 700; line-height: 1;
  color: #fff;
  background: var(--bc-color, var(--blue-600));
  box-shadow: 0 6px 16px var(--bc-shadow, rgba(46,134,224,.28));
  transition: transform .35s var(--ease-out), box-shadow .35s;
  position: relative; z-index: 1;
}
.bc:hover .bc-mark { transform: scale(1.08) rotate(-3deg); box-shadow: 0 10px 22px var(--bc-shadow, rgba(46,134,224,.34)); }
/* 方章变体 */
.bc-mark.sq { border-radius: 8px; }
.bc-mark.wide { border-radius: 22px; }

.bc-name {
  font-family: var(--font-serif); font-size: 15.5px; font-weight: 600;
  color: var(--text-1); letter-spacing: .02em; line-height: 1.3;
  position: relative; z-index: 1;
}
.bc-en {
  font-size: 10px; letter-spacing: .12em; color: var(--text-3);
  text-transform: uppercase; position: relative; z-index: 1;
}
.bc-cat {
  position: absolute; right: 10px; top: 9px; z-index: 1;
  font-size: 10px; letter-spacing: .06em;
  padding: 2px 7px; border-radius: 5px;
  background: var(--paper-3); color: var(--text-3);
}

/* 银行 chip（带品牌色左边框） */
.bank-grid.brand { grid-template-columns: repeat(auto-fill, minmax(158px, 1fr)); gap: 12px; background: transparent; border: 0; }
.bchip.brand {
  position: relative;
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--bc-color, var(--blue-500));
  border-radius: 8px;
  box-shadow: var(--shadow-1);
  transition: all .32s var(--ease);
  overflow: hidden;
}
.bchip.brand:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2);
  border-color: var(--line-strong);
  border-left-color: var(--bc-color, var(--blue-500));
}
.bchip .bk-dot {
  width: 26px; height: 26px; flex: 0 0 26px;
  border-radius: 7px;
  display: grid; place-items: center;
  font-family: var(--font-serif); font-size: 12.5px; font-weight: 700;
  color: #fff; background: var(--bc-color, var(--blue-500));
}
.bchip .bk-name { font-size: 14px; font-weight: 600; color: var(--text-1); white-space: nowrap; }

/* ==========================================================
   27. 联系信息卡（带图标）
   ========================================================== */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.ccard {
  position: relative;
  padding: 26px 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
  transition: all .4s var(--ease-out);
  overflow: hidden;
}
.ccard:hover { transform: translateY(-6px); box-shadow: var(--shadow-2); border-color: rgba(46,134,224,.35); }
.ccard-ico {
  width: 46px; height: 46px; border-radius: 13px;
  display: grid; place-items: center; margin-bottom: 16px;
  background: linear-gradient(140deg, var(--blue-600), var(--blue-800));
  box-shadow: 0 8px 20px rgba(46,134,224,.26);
}
.ccard-ico svg { width: 23px; height: 23px; stroke: #fff; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ccard h4 { font-size: 15px; font-weight: 600; color: var(--text-3); letter-spacing: .04em; margin-bottom: 9px; }
.ccard .val { font-size: 19px; font-weight: 600; color: var(--text-1); line-height: 1.45; font-family: var(--font-num); }
.ccard .val.mono { font-family: var(--font-sans); font-size: 15.5px; font-weight: 600; }
.ccard .sub { margin-top: 7px; font-size: 12.5px; color: var(--text-3); line-height: 1.7; }
.ccard a.val:hover { color: var(--blue-600); }

/* 页脚联系方式：图标更清晰 */
.foot-contact li .fic { width: 18px; height: 18px; flex: 0 0 18px; margin-top: 3px; stroke: var(--blue-400); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.foot-contact li strong { color: #fff; font-weight: 600; }

@media (max-width: 1080px) { .contact-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .contact-cards { grid-template-columns: 1fr; } }

/* ==========================================================
   28. 真实 logo 展示
   ========================================================== */
/* 品牌卡：带真实 logo 时用图片区 */
.bc-logo {
  display: grid; place-items: center;
  width: 100%; height: 46px;
  padding: 4px 6px;
  margin-bottom: 2px;
  position: relative; z-index: 1;
}
.bc-logo img {
  max-width: 100%;
  max-height: 38px;
  width: auto; height: auto;
  object-fit: contain;
  display: block;
  transition: transform .4s var(--ease-out), filter .4s;
}
.bc:hover .bc-logo img { transform: scale(1.06); }

/* 银行 chip 带 logo */
.bchip.brand.has-logo {
  padding: 9px 12px;
  gap: 9px;
}
.bchip.brand.has-logo .bk-logo {
  display: grid; place-items: center;
  width: 52px; height: 28px; flex: 0 0 52px;
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
}
.bchip.brand.has-logo .bk-logo img {
  max-width: 100%; max-height: 100%;
  width: auto; height: auto; object-fit: contain; display: block;
}
.bchip.brand.has-logo:hover .bk-logo img { transform: scale(1.04); }
.bchip.brand.has-logo:hover .bk-logo { box-shadow: 0 2px 8px rgba(10,37,64,.12); }

/* 深底版本（页脚或深色区用） */
.on-dark .bc-logo,
.on-dark .bchip.brand.has-logo .bk-logo {
  background: rgba(255,255,255,.94);
}

/* 图标回退标记 */
.bc-fallback-note {
  font-size: 10px; color: var(--text-3); opacity: .7;
  letter-spacing: .04em;
}

/* logo 加载失败的回退样式 */
.bc-logo.is-fallback,
.bk-logo.is-fallback { padding: 0; background: transparent; }
.bc-logo.is-fallback .bc-mark { width: 40px; height: 40px; font-size: 16px; }
.bk-logo.is-fallback .bc-mark { width: 26px; height: 26px; font-size: 12.5px; border-radius: 7px; }
/* 回退时的品牌色章不加阴影，避免与真实 logo 混淆 */
.bc-logo.is-fallback .bc-mark,
.bk-logo.is-fallback .bc-mark { box-shadow: none; }
.bc:hover .bc-logo.is-fallback .bc-mark { transform: scale(1.08) rotate(-3deg); }

/* ---------- 29. 真实 logo 尺寸适配 ---------- */
.bchip.brand.has-logo { padding: 10px 14px; gap: 11px; min-height: 52px; }
.bchip.brand.has-logo .bk-logo {
  width: 74px; height: 34px; flex: 0 0 74px;
  background: #fff; border-radius: 5px; padding: 2px 4px;
}
.bchip.brand.has-logo .bk-name { font-size: 13.5px; }

/* 品牌卡：logo 区加高一点 */
.bc.has-logo { padding-top: 18px; }
.bc-logo { height: 52px; }
.bc-logo img { max-height: 42px; max-width: 78%; }
.bc.has-logo .bc-name { margin-top: 2px; }

/* 深底区域反色 */
.on-dark .bchip.brand.has-logo .bk-logo { background: rgba(255,255,255,.96); }