/* ============================================
   新企数科 — 官方网站样式系统
   设计语言：深蓝科技风 + 克制留白 + 真实感
   ============================================ */

/* ---------- Design Tokens ---------- */
:root {
  /* 主色 */
  --c-primary: #0B2545;       /* 深蓝：专业、权威 */
  --c-primary-2: #13315C;     /* 中蓝：辅助主色 */
  --c-accent: #1E88E5;        /* 科技蓝：CTA / 链接 */
  --c-accent-2: #FFB300;      /* 暖金：强调 CTA */
  --c-success: #00A86B;       /* 数据绿：成果 */
  --c-danger: #E53935;
  --c-warn: #F59E0B;

  /* 中性色 */
  --c-bg: #FFFFFF;
  --c-bg-2: #F6F8FB;          /* 卡片底色 */
  --c-bg-3: #EDF1F7;
  --c-border: #E3E8EF;
  --c-text: #1A2233;
  --c-text-2: #4A5568;
  --c-text-3: #7986A1;

  /* 阴影 */
  --sh-sm: 0 1px 2px rgba(11, 37, 69, .06);
  --sh-md: 0 6px 24px rgba(11, 37, 69, .08);
  --sh-lg: 0 20px 48px rgba(11, 37, 69, .12);

  /* 圆角 */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 24px;

  /* 间距 */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --s-9: 96px;

  /* 排版 */
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", Consolas, "SF Mono", monospace;

  /* 容器 */
  --container: 1200px;
  --container-narrow: 960px;

  /* 过渡 */
  --t-fast: 150ms ease;
  --t-base: 240ms ease;
  --t-slow: 400ms ease;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--c-accent); }
button { font-family: inherit; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6 { margin: 0; line-height: 1.3; color: var(--c-primary); font-weight: 700; }
p { margin: 0; }

/* ---------- Layout ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--s-5); }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--s-5); }
.section { padding: var(--s-9) 0; }
.section-sm { padding: var(--s-8) 0; }
.section-lg { padding: 120px 0; }
.section-bg { background: var(--c-bg-2); }
.section-dark { background: var(--c-primary); color: #fff; }
.section-dark h1, .section-dark h2, .section-dark h3 { color: #fff; }

.grid { display: grid; gap: var(--s-5); }
.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-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.flex { display: flex; gap: var(--s-4); align-items: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-col { display: flex; flex-direction: column; gap: var(--s-4); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: var(--s-2);
  padding: 12px 24px;
  font-size: 15px; font-weight: 600;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  transition: all var(--t-base);
  white-space: nowrap;
}
.btn-primary { background: var(--c-accent); color: #fff; }
.btn-primary:hover { background: #1976D2; color: #fff; transform: translateY(-1px); box-shadow: var(--sh-md); }
.btn-accent { background: var(--c-accent-2); color: #1A2233; }
.btn-accent:hover { background: #FFA000; color: #1A2233; transform: translateY(-1px); box-shadow: var(--sh-md); }
.btn-ghost { background: transparent; color: var(--c-primary); border-color: var(--c-border); }
.btn-ghost:hover { border-color: var(--c-accent); color: var(--c-accent); }
.btn-ghost-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost-light:hover { background: rgba(255,255,255,.08); color: #fff; border-color: #fff; }
.btn-lg { padding: 12px 26px; font-size: 15px; }
.btn-sm { padding: 8px 16px; font-size: 14px; }

/* ---------- Top Bar (顶部公告栏) ---------- */
.topbar {
  background: var(--c-primary);
  color: rgba(255,255,255,.85);
  font-size: 13px;
  padding: 8px 0;
}
.topbar a { color: rgba(255,255,255,.95); }
.topbar a:hover { color: #fff; }
.topbar-info { display: flex; gap: var(--s-5); flex-wrap: wrap; }
.topbar-info span::before { content: ""; display: inline-block; width: 4px; height: 4px; background: var(--c-accent); border-radius: 50%; margin-right: 8px; vertical-align: middle; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--c-border);
}
.nav {
  display: flex; justify-content: space-between; align-items: center;
  height: 72px;
}
.brand { display: flex; align-items: center; gap: var(--s-3); font-weight: 700; font-size: 20px; color: var(--c-primary); }
.brand-logo {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--c-accent) 0%, #00BFA5 100%);
  border-radius: 10px;
  display: grid; place-items: center;
  color: #fff; font-weight: 800; font-size: 16px;
  letter-spacing: -.5px;
  box-shadow: var(--sh-md);
}
.brand-name { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name small { font-size: 11px; color: var(--c-text-3); font-weight: 400; letter-spacing: .5px; }

.nav-menu { display: flex; gap: var(--s-6); }
.nav-menu > li > a {
  display: inline-flex; align-items: center;
  padding: 24px 0;
  font-weight: 500;
  color: var(--c-text);
  position: relative;
}
.nav-menu > li > a:hover, .nav-menu > li > a.active { color: var(--c-accent); }
.nav-menu > li > a.active::after {
  content: ""; position: absolute; bottom: 18px; left: 0; right: 0;
  height: 2px; background: var(--c-accent); border-radius: 2px;
}
.nav-item-dropdown { position: relative; }
.nav-dropdown {
  position: absolute; top: 100%; left: -16px;
  min-width: 880px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-lg);
  padding: var(--s-6);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all var(--t-base);
  z-index: 10;
}
.nav-item-dropdown:hover .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-4) var(--s-5); }
.nav-dropdown-group h4 {
  display: flex; align-items: center; gap: 9px;
  font-size: 14px; font-weight: 700; color: var(--c-text);
  margin-bottom: var(--s-2);
}
.nav-dropdown-group h4::before {
  content: "";
  flex: 0 0 26px; width: 26px; height: 26px; border-radius: 8px;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
  background-size: 15px 15px, cover;
  box-shadow: 0 2px 6px rgba(11, 37, 69, .16);
}
/* 分组专属图标：盾牌 / 人像 / 数据库 / 代码 / 奖章 / 锁 */
.nav-dropdown-group:nth-child(1) h4::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 3l7 3v5c0 4.6-3 7.7-7 9-4-1.3-7-4.4-7-9V6z'/%3E%3C/svg%3E"),
    linear-gradient(135deg, #1E88E5, #0B2545);
}
.nav-dropdown-group:nth-child(2) h4::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='8' r='3.5'/%3E%3Cpath d='M5 20c1.4-3.6 4-5.2 7-5.2s5.6 1.6 7 5.2'/%3E%3C/svg%3E"),
    linear-gradient(135deg, #00BFA5, #00796B);
}
.nav-dropdown-group:nth-child(3) h4::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cellipse cx='12' cy='5.5' rx='7' ry='2.8'/%3E%3Cpath d='M5 5.5v13c0 1.5 3.1 2.8 7 2.8s7-1.3 7-2.8v-13M5 12c0 1.5 3.1 2.8 7 2.8s7-1.3 7-2.8'/%3E%3C/svg%3E"),
    linear-gradient(135deg, #3949AB, #283593);
}
.nav-dropdown-group:nth-child(4) h4::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 8l-4 4 4 4M15 8l4 4-4 4'/%3E%3C/svg%3E"),
    linear-gradient(135deg, #7E57C2, #512DA8);
}
.nav-dropdown-group:nth-child(5) h4::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='9' r='4.5'/%3E%3Cpath d='M9.2 12.6L7.5 21l4.5-2.3L16.5 21l-1.7-8.4'/%3E%3C/svg%3E"),
    linear-gradient(135deg, #F0A530, #D97B0F);
}
.nav-dropdown-group:nth-child(6) h4::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='5' y='10.5' width='14' height='9.5' rx='2'/%3E%3Cpath d='M8 10.5V7.5a4 4 0 018 0v3'/%3E%3C/svg%3E"),
    linear-gradient(135deg, #D25A55, #9E3430);
}
.nav-dropdown-group ul li a {
  display: block; padding: 6px 0;
  font-size: 14px; color: var(--c-text);
}
.nav-dropdown-group ul li a:hover { color: var(--c-accent); }

.nav-toggle { display: none; background: none; border: none; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--c-text); margin: 5px 0; transition: all var(--t-base); }

@media (max-width: 900px) {
  .nav-menu { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-top: 1px solid var(--c-border); padding: var(--s-4); flex-direction: column; gap: 0; box-shadow: var(--sh-md); }
  .nav-menu.open { display: flex; }
  .nav-menu > li > a { padding: 12px 0; }
  .nav-dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; padding: 0 0 0 16px; min-width: 0; }
  .nav-dropdown-grid { grid-template-columns: 1fr; gap: var(--s-3); }
  .nav-toggle { display: block; }
  .nav-actions .btn-ghost { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  background-image: url('/assets/img/hero-bg.svg');
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 100px 0 120px;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(30, 136, 229, .25) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(0, 191, 165, .15) 0%, transparent 50%);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none; opacity: .6;
}
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--s-8); align-items: center; }
@media (max-width: 900px) { .hero-inner { grid-template-columns: 1fr; } }

.hero h1 {
  font-size: clamp(32px, 4.5vw, 56px); color: #fff; line-height: 1.15;
  margin-bottom: var(--s-5);
}
.hero h1 .gradient {
  background: linear-gradient(90deg, #66B2FF 0%, #00BFA5 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lede {
  font-size: 18px; line-height: 1.7; color: rgba(255,255,255,.85); margin-bottom: var(--s-7);
  max-width: 560px;
}
.hero-actions { display: flex; gap: var(--s-4); flex-wrap: wrap; }

.hero-stats {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: var(--s-5);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--r-xl);
  padding: var(--s-7);
  backdrop-filter: blur(10px);
}
.hero-stat .num {
  font-size: 40px; font-weight: 800; color: #fff; line-height: 1;
  background: linear-gradient(90deg, #66B2FF, #00BFA5);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-stat .label { color: rgba(255,255,255,.75); font-size: 14px; margin-top: var(--s-2); }

.hero-badges { display: flex; gap: var(--s-3); flex-wrap: wrap; margin-bottom: var(--s-5); }
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18);
  padding: 6px 14px; border-radius: 999px;
  font-size: 13px; color: rgba(255,255,255,.92);
}
.hero-badge::before { content: "✓"; color: #00BFA5; font-weight: 700; }

/* ---------- Section header ---------- */
.section-head { text-align: center; max-width: 760px; margin: 0 auto var(--s-8); }
.section-head .eyebrow {
  display: inline-block;
  color: var(--c-accent); font-size: 14px; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: var(--s-3);
}
.section-head h2 { font-size: clamp(28px, 3vw, 40px); margin-bottom: var(--s-4); }
.section-head p { color: var(--c-text-2); font-size: 17px; }

/* ---------- Service Cards ---------- */
.service-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  transition: all var(--t-base);
  position: relative;
}
.service-card:hover { border-color: var(--c-accent); box-shadow: var(--sh-md); transform: translateY(-4px); }
.service-card .icon {
  width: 56px; height: 56px;
  border-radius: var(--r-md);
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(30, 136, 229, .1) 0%, rgba(0, 191, 165, .1) 100%);
  color: var(--c-accent);
  margin-bottom: var(--s-4);
}
.service-card h3 { font-size: 20px; margin-bottom: var(--s-3); }
.service-card p { color: var(--c-text-2); font-size: 14px; margin-bottom: var(--s-4); }
.service-card .more {
  font-size: 14px; font-weight: 600; color: var(--c-accent);
  display: inline-flex; align-items: center; gap: 6px;
}
.service-card .more::after { content: "→"; transition: transform var(--t-fast); }
.service-card:hover .more::after { transform: translateX(4px); }

/* ---------- Trust Section ---------- */
.trust-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-5);
  margin-top: var(--s-7);
}
@media (max-width: 900px) { .trust-grid { grid-template-columns: repeat(2, 1fr); } }
.trust-item {
  text-align: center; padding: var(--s-5);
  background: var(--c-bg-2); border-radius: var(--r-lg);
}
.trust-item .num { font-size: 36px; font-weight: 800; color: var(--c-accent); line-height: 1; }
.trust-item .label { font-size: 14px; color: var(--c-text-2); margin-top: var(--s-2); }

/* ---------- Logo Wall ---------- */
.logo-wall {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: var(--s-4); align-items: center;
}
@media (max-width: 900px) { .logo-wall { grid-template-columns: repeat(3, 1fr); } }
.logo-wall .logo-item {
  height: 80px;
  display: grid; place-items: center;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  color: var(--c-text-3);
  font-weight: 600; font-size: 16px;
  transition: all var(--t-base);
}
.logo-wall .logo-item:hover { border-color: var(--c-accent); color: var(--c-accent); }

/* ---------- Process / Timeline ---------- */
.process {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: var(--s-4); position: relative;
}
@media (max-width: 900px) { .process { grid-template-columns: 1fr; } }
.process-step {
  background: #fff; border-radius: var(--r-lg); padding: var(--s-5);
  border: 1px solid var(--c-border);
  position: relative;
}
.process-step .step-num {
  position: absolute; top: -16px; left: var(--s-5);
  width: 32px; height: 32px;
  background: var(--c-accent); color: #fff;
  border-radius: 50%; display: grid; place-items: center;
  font-weight: 700; font-size: 14px;
  box-shadow: var(--sh-md);
}
.process-step h4 { font-size: 16px; margin: var(--s-3) 0 var(--s-2); }
.process-step p { font-size: 13px; color: var(--c-text-2); }
.process-step .deliverable {
  margin-top: var(--s-3);
  padding: var(--s-3);
  background: var(--c-bg-2);
  border-radius: var(--r-md);
  font-size: 12px;
  color: var(--c-text-3);
  border-left: 3px solid var(--c-accent);
}

/* ---------- Feature Cards ---------- */
.feature-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--s-5);
}
@media (max-width: 1080px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) { .feature-grid { grid-template-columns: 1fr; } }
.feature {
  padding: var(--s-6);
  background: #fff;
  border-radius: var(--r-lg);
  border: 1px solid var(--c-border);
}
.feature .icon-circle {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-accent), #00BFA5);
  display: grid; place-items: center;
  color: #fff; margin-bottom: var(--s-4);
}
.feature h4 { font-size: 18px; margin-bottom: var(--s-2); }
.feature p { color: var(--c-text-2); font-size: 14px; }

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  color: #fff;
  padding: var(--s-8) var(--s-7);
  border-radius: var(--r-xl);
  text-align: center;
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(30, 136, 229, .3) 0%, transparent 60%);
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2 { color: #fff; font-size: clamp(24px, 2.5vw, 32px); margin-bottom: var(--s-3); }
.cta-banner p { color: rgba(255,255,255,.85); font-size: 17px; margin-bottom: var(--s-6); }
.cta-banner .actions { display: flex; gap: var(--s-4); justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.footer {
  background: #0A1A2F;
  color: rgba(255,255,255,.75);
  padding: var(--s-8) 0 var(--s-5);
  font-size: 14px;
}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: var(--s-7); margin-bottom: var(--s-7); }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer h5 { color: #fff; font-size: 15px; margin-bottom: var(--s-4); }
.footer ul li { margin-bottom: var(--s-2); }
.footer a:hover { color: #fff; }
.footer-brand p { color: rgba(255,255,255,.6); margin: var(--s-3) 0 var(--s-4); line-height: 1.6; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: var(--s-5);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--s-3);
  color: rgba(255,255,255,.5); font-size: 13px;
}
.footer-contact { display: flex; flex-direction: column; gap: var(--s-2); }
.footer-contact-item { display: flex; gap: var(--s-3); align-items: flex-start; }
.footer-contact-item .label { color: rgba(255,255,255,.5); min-width: 60px; }

/* ---------- Page Banner (内页头图) ---------- */
.page-banner {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  color: #fff;
  padding: var(--s-8) 0 var(--s-9);
  position: relative; overflow: hidden;
}
.page-banner::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 80% 30%, rgba(30, 136, 229, .2) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 70%, rgba(0, 191, 165, .15) 0%, transparent 50%);
}
.page-banner > * { position: relative; z-index: 1; }
.page-banner .breadcrumb { font-size: 13px; color: rgba(255,255,255,.7); margin-bottom: var(--s-3); }
.page-banner .breadcrumb a { color: rgba(255,255,255,.7); }
.page-banner .breadcrumb a:hover { color: #fff; }
.page-banner h1 { color: #fff; font-size: clamp(28px, 3vw, 40px); margin-bottom: var(--s-3); }
.page-banner p { color: rgba(255,255,255,.85); font-size: 17px; max-width: 720px; }

/* ---------- Service Detail ---------- */
.service-detail-layout {
  display: grid; grid-template-columns: 240px 1fr; gap: var(--s-7);
}
@media (max-width: 900px) { .service-detail-layout { grid-template-columns: 1fr; } }
.service-side {
  position: sticky; top: 96px; align-self: start;
  background: var(--c-bg-2); border-radius: var(--r-lg);
  padding: var(--s-5); border: 1px solid var(--c-border);
}
.service-side h4 { font-size: 15px; margin-bottom: var(--s-3); }
.service-side ul li a {
  display: block; padding: 8px 12px;
  border-radius: var(--r-sm); font-size: 14px;
  color: var(--c-text-2);
}
.service-side ul li a:hover, .service-side ul li a.active {
  background: #fff; color: var(--c-accent); font-weight: 600;
}

.deliverables {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: var(--s-4);
}
@media (max-width: 600px) { .deliverables { grid-template-columns: 1fr; } }
.deliverable {
  background: var(--c-bg-2); border-radius: var(--r-md);
  padding: var(--s-4) var(--s-5);
  border-left: 3px solid var(--c-accent);
}
.deliverable .title { font-weight: 600; margin-bottom: 4px; }
.deliverable .desc { font-size: 13px; color: var(--c-text-2); }

/* ---------- Article Cards ---------- */
.article-card {
  background: #fff; border: 1px solid var(--c-border);
  border-radius: var(--r-lg); overflow: hidden;
  transition: all var(--t-base);
  display: flex; flex-direction: column;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); border-color: var(--c-accent); }
.article-card .cover {
  aspect-ratio: 16 / 9;
  background: var(--c-bg-2);
  display: block; overflow: hidden;
  color: rgba(255,255,255,.6); font-size: 13px;
}
.article-card .cover img {
  width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--t-base);
}
.article-card:hover .cover img { transform: scale(1.04); }
.article-card .cover.cover-placeholder {
  background: linear-gradient(135deg, var(--c-primary-2), var(--c-accent));
  display: grid; place-items: center;
  color:
}
.article-card .body { padding: var(--s-5); flex: 1; display: flex; flex-direction: column; }
.article-card .meta { font-size: 12px; color: var(--c-text-3); margin-bottom: var(--s-2); }
.article-card h3 { font-size: 18px; margin-bottom: var(--s-3); }
.article-card .excerpt { color: var(--c-text-2); font-size: 14px; flex: 1; margin-bottom: var(--s-4); }

/* ---------- Forms ---------- */
.form { background: #fff; padding: var(--s-7); border-radius: var(--r-lg); border: 1px solid var(--c-border); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); margin-bottom: var(--s-4); }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--s-4); }
.form-group label { font-size: 14px; font-weight: 500; color: var(--c-text); }
.form-group input, .form-group select, .form-group textarea {
  padding: 12px 14px;
  border: 1px solid var(--c-border); border-radius: var(--r-sm);
  font-family: inherit; font-size: 15px;
  background: #fff;
  transition: border-color var(--t-fast);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, .12);
}
.form-group textarea { min-height: 120px; resize: vertical; }

/* ---------- Badge / Tag ---------- */
.tag { display: inline-block; padding: 4px 10px; font-size: 12px; border-radius: 999px; background: var(--c-bg-3); color: var(--c-text-2); }
.tag-accent { background: rgba(30, 136, 229, .1); color: var(--c-accent); }
.tag-success { background: rgba(0, 168, 107, .1); color: var(--c-success); }

/* ---------- Quote / Testimonial ---------- */
.quote {
  background: #fff; border-radius: var(--r-lg);
  padding: var(--s-6);
  border-left: 4px solid var(--c-accent);
  box-shadow: var(--sh-sm);
}
.quote p { font-size: 16px; color: var(--c-text); line-height: 1.7; margin-bottom: var(--s-4); }
.quote .author { display: flex; align-items: center; gap: var(--s-3); }
.quote .author .avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--c-bg-3); display: grid; place-items: center; color: var(--c-accent); font-weight: 700; }
.quote .author .name { font-weight: 600; }
.quote .author .role { font-size: 13px; color: var(--c-text-3); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-4 { margin-top: var(--s-4); }
.mt-6 { margin-top: var(--s-6); }
.mt-8 { margin-top: var(--s-8); }
.mb-4 { margin-bottom: var(--s-4); }
.mb-6 { margin-bottom: var(--s-6); }
.mb-8 { margin-bottom: var(--s-8); }
.color-accent { color: var(--c-accent); }
.color-text-2 { color: var(--c-text-2); }

/* ---------- Animations ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.6s ease-out both; }

/* ---------- Accessibility ---------- */
:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 2px; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ---------- Service card with image ---------- */
.service-card-with-image { padding: 0; overflow: hidden; }
.service-card-with-image .cover {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}
.service-card-with-image .cover img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform var(--t-base);
}
.service-card-with-image:hover .cover img { transform: scale(1.04); }
.service-card-with-image .body { padding: var(--s-5); display: block; }
.service-card-with-image .body h3 { margin-bottom: var(--s-2); }
.service-card-with-image .body p { color: var(--c-text-2); font-size: 14px; margin-bottom: var(--s-3); }
.service-card-with-image .body .more { font-size: 13px; color: var(--c-accent); font-weight: 600; }

/* ---------- Brand Image ---------- */
.brand-img { display: inline-flex; align-items: center; }
.brand-img .brand-logo-img { display: block; height: 44px; width: auto; }
.footer-brand .brand-logo-img { display: block; height: 40px; width: auto; margin-bottom: var(--s-3); }

/* ---------- Timeline (vertical) ---------- */
.timeline { position: relative; max-width: 880px; margin: 0 auto; padding: var(--s-4) 0; }
.timeline::before {
  content: ""; position: absolute; left: 110px; top: 0; bottom: 0;
  width: 2px; background: linear-gradient(180deg, var(--c-accent) 0%, var(--c-primary-2) 100%);
  opacity: 0.4;
}
.timeline-item {
  position: relative; display: grid;
  grid-template-columns: 110px 1fr; gap: var(--s-6);
  margin-bottom: var(--s-6); align-items: flex-start;
}
.timeline-item:last-child { margin-bottom: 0; }
.timeline-date {
  font-size: 16px; font-weight: 700; color: var(--c-accent);
  text-align: right; padding-top: 6px; letter-spacing: 0.5px;
}
.timeline-dot {
  position: absolute; left: 102px; top: 12px;
  width: 18px; height: 18px; border-radius: 50%;
  background: #fff; border: 3px solid var(--c-accent);
  box-shadow: 0 0 0 4px rgba(0,191,165,.12); z-index: 2;
}
.timeline-dot-current {
  background: var(--c-accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(0,191,165,.18); }
  50% { box-shadow: 0 0 0 10px rgba(0,191,165,.05); }
}
.timeline-card {
  background: #fff;
  padding: var(--s-5) var(--s-6);
  border-radius: var(--r-md);
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-sm);
  transition: transform var(--t-base), box-shadow var(--t-base);
  position: relative;
}
.timeline-card::before {
  content: ""; position: absolute; left: -10px; top: 18px;
  width: 0; height: 0;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-right: 10px solid #fff;
}
.timeline-card:hover { transform: translateY(-2px); box-shadow: var(--sh-md); }
.timeline-card h3 { font-size: 17px; margin-bottom: var(--s-2); color: var(--c-text); }
.timeline-card p { font-size: 14px; color: var(--c-text-2); line-height: 1.7; margin: 0; }
.timeline-card-current {
  background: linear-gradient(135deg, rgba(0,191,165,.06) 0%, rgba(74,144,226,.06) 100%);
  border-color: var(--c-accent);
}
.timeline-card-current h3 { color: var(--c-accent); }

@media (max-width: 768px) {
  .timeline::before { left: 20px; }
  .timeline-item { grid-template-columns: 40px 1fr; gap: var(--s-3); }
  .timeline-dot { left: 12px; top: 10px; }
  .timeline-date { text-align: left; font-size: 14px; padding-top: 4px; }
  .timeline-card { padding: var(--s-4); }
  .timeline-card::before { display: none; }
}

/* ============================================
   首页 Hero 4 维度轮播
   设计参考 venustech banner 风格 + 新企数科克制留白
   ============================================ */
.hero-carousel {
  position: relative;
  padding: 56px 0 64px;
  background: linear-gradient(135deg, #07152B 0%, #0B2545 45%, #13315C 100%);
  color: #fff;
  overflow: hidden;
}
.hero-carousel::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 15% 25%, rgba(102, 178, 255, .22) 0%, transparent 45%),
    radial-gradient(ellipse at 85% 75%, rgba(0, 191, 165, .18) 0%, transparent 45%);
  pointer-events: none;
}
.hero-carousel::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none; opacity: .8;
}

.hero-carousel .carousel { position: relative; z-index: 1; }

.hero-carousel .carousel-track {
  position: relative;
  min-height: 240px;
  max-height: 300px;
}

.hero-carousel .slide {
  position: absolute; inset: 0;
  display: grid; grid-template-columns: 1fr;
  gap: 0;
  align-items: center;
  opacity: 0;
  transform: translateX(40px);
  transition: opacity .6s ease, transform .6s ease;
  pointer-events: none;
}
.hero-carousel .slide.is-active {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
  position: relative;
}

@media (max-width: 900px) {
  .hero-carousel .carousel-track { min-height: 320px; max-height: none; }
  .hero-carousel .slide { grid-template-columns: 1fr; }
}

.hero-carousel .slide-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 12px;
  background: rgba(102, 178, 255, .12);
  border: 1px solid rgba(102, 178, 255, .32);
  border-radius: 999px;
  font-size: 12.5px; font-weight: 500;
  color: #9FC6FF;
  margin-bottom: var(--s-2);
  letter-spacing: .5px;
}
.hero-carousel .slide-tag strong {
  color: #fff; font-weight: 700;
  background: linear-gradient(90deg, #66B2FF, #00BFA5);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-carousel .slide[data-theme="net"]   .slide-tag { color: #9FC6FF; border-color: rgba(102,178,255,.32); background: rgba(102,178,255,.12); }
.hero-carousel .slide[data-theme="data"]  .slide-tag { color: #7CFFE9; border-color: rgba(0,191,165,.32); background: rgba(0,191,165,.12); }
.hero-carousel .slide[data-theme="priv"]  .slide-tag { color: #C9A8FF; border-color: rgba(155,89,182,.32); background: rgba(155,89,182,.12); }
.hero-carousel .slide[data-theme="cons"]  .slide-tag { color: #FFB74D; border-color: rgba(255,179,0,.32); background: rgba(255,179,0,.12); }

.hero-carousel h1.slide-title {
  font-size: clamp(26px, 3.4vw, 44px);
  line-height: 1.25;
  margin-bottom: var(--s-3);
  color: #fff;
  letter-spacing: -.5px;
  max-width: 880px;
}
.hero-carousel h1.slide-title .gradient {
  background: linear-gradient(90deg, #66B2FF 0%, #00BFA5 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-carousel .slide[data-theme="data"] h1.slide-title .gradient {
  background: linear-gradient(90deg, #7CFFE9 0%, #66B2FF 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-carousel .slide[data-theme="priv"] h1.slide-title .gradient {
  background: linear-gradient(90deg, #C9A8FF 0%, #66B2FF 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-carousel .slide[data-theme="cons"] h1.slide-title .gradient {
  background: linear-gradient(90deg, #FFB74D 0%, #FF8A65 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.hero-carousel .slide-desc {
  font-size: 15.5px;
  color: rgba(255,255,255,.82);
  line-height: 1.7;
  max-width: 760px;
  margin-bottom: var(--s-4);
}

.hero-carousel .slide-points {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px var(--s-5);
  margin-bottom: var(--s-2);
}
.hero-carousel .slide-points li {
  font-size: 14px;
  color: rgba(255,255,255,.88);
  display: flex; align-items: center; gap: 8px;
}
.hero-carousel .slide-points li::before {
  content: ""; display: inline-block;
  width: 6px; height: 6px; border-radius: 50%;
  background: linear-gradient(135deg, #66B2FF, #00BFA5);
  flex-shrink: 0;
}

.hero-carousel .slide-actions { display: flex; gap: var(--s-3); flex-wrap: wrap; margin-top: var(--s-3); }

/* Dots */
.hero-carousel .carousel-dots {
  display: flex; gap: var(--s-3);
  margin-top: var(--s-4);
  justify-content: center;
  align-items: center;
}
.hero-carousel .carousel-dots button {
  background: none; border: none; cursor: pointer;
  padding: 8px 4px;
  display: flex; align-items: center; gap: 8px;
  color: rgba(255,255,255,.55);
  font-size: 13px; font-weight: 500;
  transition: color var(--t-base);
}
.hero-carousel .carousel-dots button .num-dot {
  width: 28px; height: 4px;
  background: rgba(255,255,255,.2);
  border-radius: 999px;
  transition: background var(--t-base), width var(--t-base);
}
.hero-carousel .carousel-dots button:hover { color: rgba(255,255,255,.85); }
.hero-carousel .carousel-dots button.is-active { color: #fff; }
.hero-carousel .carousel-dots button.is-active .num-dot {
  background: linear-gradient(90deg, #66B2FF, #00BFA5);
  width: 44px;
}

.hero-carousel .slide-slogan {
  text-align: center;
  font-size: 12.5px;
  color: rgba(255,255,255,.55);
  letter-spacing: 1px;
  padding: 14px 0 4px;
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 18px;
}
.hero-carousel .slide-slogan span {
  background: linear-gradient(90deg, #66B2FF, #00BFA5, #FFB74D, #C9A8FF, #7CFFE9);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  font-weight: 600;
}

@media (max-width: 700px) {
  .hero-carousel .slide-points { grid-template-columns: 1fr 1fr; }
  .hero-carousel .carousel-dots button .label { display: none; }
}

/* ---------- 简化版 stat 行（去掉水数字后保留"方法论"4 个小卡）---------- */
.hero-stats {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: var(--s-4);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-lg);
  padding: var(--s-5);
  backdrop-filter: blur(10px);
}
.hero-stat {
  padding: var(--s-3);
}
.hero-stat .num {
  font-size: 28px; font-weight: 800; color: #fff; line-height: 1;
  background: linear-gradient(90deg, #66B2FF, #00BFA5);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-stat .label { color: rgba(255,255,255,.7); font-size: 13px; margin-top: var(--s-2); }

/* ---------- 优势卡片 ---------- */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-5);
}
@media (max-width: 900px) { .advantage-grid { grid-template-columns: 1fr; } }
.advantage-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--s-5);
  align-items: start;
  transition: all var(--t-base);
}
.advantage-card:hover { border-color: var(--c-accent); box-shadow: var(--sh-md); transform: translateY(-2px); }
.advantage-card .icon-square {
  width: 56px; height: 56px;
  border-radius: var(--r-md);
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-accent) 100%);
  color: #fff;
  font-size: 22px; font-weight: 700;
}
.advantage-card h4 { font-size: 18px; margin-bottom: var(--s-2); }
.advantage-card p { color: var(--c-text-2); font-size: 14px; line-height: 1.7; }


/* ---------- 无障碍：跳到主要内容 ---------- */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--c-primary); color: #fff;
  padding: 10px 18px; border-radius: 0 0 var(--r-md) 0;
  z-index: 9999; font-size: 14px; text-decoration: none;
}
.skip-link:focus { left: 0; outline: 2px solid var(--c-accent-2); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ---------- Article Detail（合规资讯文章页） ---------- */
.article-layout { display: grid; grid-template-columns: 240px 1fr; gap: var(--s-7); align-items: start; }
@media (max-width: 900px) { .article-layout { grid-template-columns: 1fr; } }
.article-side {
  position: sticky; top: 96px; align-self: start;
  background: var(--c-bg-2); border-radius: var(--r-lg);
  padding: var(--s-5); border: 1px solid var(--c-border);
}
@media (max-width: 900px) { .article-side { position: static; } }
.article-side h4 { font-size: 15px; margin-bottom: var(--s-3); }
.article-side ul li a { display: block; padding: 8px 12px; border-radius: var(--r-sm); font-size: 14px; line-height: 1.5; color: var(--c-text-2); }
.article-side ul li a:hover, .article-side ul li a.active { background: #fff; color: var(--c-accent); font-weight: 600; }
.article-side .article-side-links li a { font-size: 13px; }

.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-3); font-size: 13px; color: var(--c-text-3); margin-bottom: var(--s-5); }
.article-meta .sep { color: var(--c-border); }

.prose { font-size: 16px; color: var(--c-text-2); line-height: 1.9; }
.prose > * + * { margin-top: var(--s-4); }
.prose h2 { font-size: 22px; color: var(--c-text); margin-top: var(--s-7); padding-left: 12px; border-left: 4px solid var(--c-accent); line-height: 1.45; }
.prose h3 { font-size: 17px; color: var(--c-text); margin-top: var(--s-5); }
.prose p { margin: 0; }
.prose ul, .prose ol { padding-left: 22px; }
.prose li { margin: 6px 0; }
.prose li::marker { color: var(--c-accent); }
.prose strong { color: var(--c-text); }
.prose a { color: var(--c-accent); }
.prose blockquote { margin: var(--s-5) 0; padding: var(--s-4) var(--s-5); background: var(--c-bg-2); border-left: 3px solid var(--c-accent-2); border-radius: var(--r-md); font-size: 15px; }
.prose table { width: 100%; border-collapse: collapse; font-size: 14px; margin: var(--s-5) 0; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--c-border); padding: 10px 12px; text-align: left; vertical-align: top; }
.prose th { background: var(--c-bg-2); color: var(--c-text); font-weight: 600; white-space: nowrap; }
.prose details { margin: var(--s-4) 0; padding: var(--s-4) var(--s-5); background: var(--c-bg-2); border: 1px solid var(--c-border); border-radius: var(--r-md); }
.prose details summary { cursor: pointer; color: var(--c-text); }
.prose code { background: var(--c-bg-3); padding: 2px 6px; border-radius: 4px; font-family: var(--font-mono); font-size: 13px; }

.article-cta {
  margin-top: var(--s-7); padding: var(--s-6); border-radius: var(--r-lg);
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  color: #fff; display: flex; flex-wrap: wrap; gap: var(--s-5); align-items: center; justify-content: space-between;
}
.article-cta h3 { color: #fff; font-size: 19px; margin-bottom: var(--s-2); }
.article-cta p { color: rgba(255,255,255,.82); font-size: 14px; margin: 0; max-width: 520px; }

.article-nav { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); margin-top: var(--s-6); }
@media (max-width: 600px) { .article-nav { grid-template-columns: 1fr; } }
.article-nav a { display: block; padding: var(--s-4) var(--s-5); background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-md); font-size: 14px; line-height: 1.5; color: var(--c-text); }
.article-nav a:hover { border-color: var(--c-accent); color: var(--c-accent); }
.article-nav .label { display: block; font-size: 12px; color: var(--c-text-3); margin-bottom: 4px; }

/* 资讯卡片：整卡可点击 */
.article-card { position: relative; }
.article-card h3 a { color: inherit; }
.article-card h3 a:hover { color: var(--c-accent); }
.article-card h3 a.stretched-link::after { content: ""; position: absolute; inset: 0; z-index: 1; border-radius: var(--r-lg); }
.article-card .more { position: relative; z-index: 2; }

/* ===== 服务页板块卡片：把每个板块圈成方块（沿用主色深蓝 → 科技蓝） ===== */
.section-card {
  position: relative;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  box-shadow: var(--sh-sm);
  overflow: hidden;
  transition: border-color var(--t-base), box-shadow var(--t-base);
}
.section-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-primary) 0%, var(--c-accent) 100%);
}
.section-card:hover { border-color: #C9DDF5; box-shadow: var(--sh-md); }
.section-card + .section-card { margin-top: var(--s-6); }
.section-card .service-card { background: var(--c-bg-2); }

/* 板块内部的小节方块（如等保基本要求 / 等保流程） */
.sub-card {
  background: var(--c-bg-2);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: var(--s-5);
}

@media (max-width: 900px) {
  .section-card { padding: var(--s-5); }
  .section-card + .section-card { margin-top: var(--s-5); }
  .sub-card { padding: var(--s-4); }
}

/* 板块内小节标题（左侧科技蓝竖条） */
.sub-title {
  display: flex; align-items: center; gap: 10px;
  font-size: 20px; font-weight: 700; color: var(--c-primary);
  margin: 0 0 var(--s-4); line-height: 1.3;
}
.sub-title::before {
  content: ""; flex: none; width: 4px; height: 22px;
  border-radius: 2px; background: var(--c-accent);
}

/* 板块内流程步骤网格（桌面 6 列 / 移动端 3 列） */
.flow-steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--s-3); }
.flow-step {
  background: var(--c-bg); border: 1px solid var(--c-border);
  border-radius: var(--r-sm); padding: var(--s-3) var(--s-2); text-align: center;
}
.flow-step .no {
  width: 26px; height: 26px; border-radius: 50%;
  background: #EAF2FB; color: var(--c-accent);
  font-weight: 700; font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto var(--s-2);
}
.flow-step .name { font-size: 13px; font-weight: 600; color: var(--c-text); line-height: 1.4; }
.flow-step-accent { border-top: 3px solid var(--c-accent); }
.flow-step-accent .no { background: var(--c-accent); color: #FFFFFF; }
.flow-step-accent .name { font-size: 14px; }
@media (max-width: 900px) { .flow-steps { grid-template-columns: repeat(3, 1fr); } }

/* ========== 首页专属：上下间距紧凑 ========== */
.home .section { padding: 72px 0; }
.home .section-head { margin-bottom: var(--s-7); }
@media (max-width: 900px) {
  .home .section { padding: 56px 0; }
}