/* ==========================================================================
   数电通科技 · 官网样式
   ========================================================================== */

:root {
  --navy: #0A1B33;
  --navy-2: #12294A;
  --blue: #1451D8;
  --blue-2: #2C7BFF;
  --cyan: #12B8D6;
  --muted: #5B7189;
  --muted-2: #8A9CB2;
  --line: #E3EAF4;
  --line-soft: #EFF3F9;
  --soft: #F6F9FE;
  --white: #FFFFFF;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(10, 27, 51, .05), 0 4px 12px rgba(10, 27, 51, .04);
  --shadow-md: 0 16px 40px -16px rgba(10, 27, 51, .18), 0 2px 8px rgba(10, 27, 51, .04);
  --shadow-lg: 0 40px 80px -32px rgba(10, 27, 51, .28);
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC",
          -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --header-h: 74px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 92px; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--navy);
  background: var(--white);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; letter-spacing: -.01em; font-weight: 700; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; }

::selection { background: rgba(20, 81, 216, .14); }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 防止网格/弹性子项被长内容撑破 */
.hero-grid > *,
.pd > *,
.two-col > *,
.contact-grid > *,
.footer-top > *,
.value-grid > *,
.cap-grid > *,
.product-grid > *,
.flow > * { min-width: 0; }

/* ---------- 通用文字 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--blue);
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--blue-2), var(--cyan));
}
.eyebrow.center::after {
  content: "";
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--blue-2));
}

.section-head { max-width: 720px; }
.section-head.center { max-width: 760px; margin: 0 auto; text-align: center; }
.section-head h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  margin: 18px 0 16px;
  letter-spacing: -.02em;
}
.section-head p {
  color: var(--muted);
  font-size: 17px;
}

.grad-text {
  background: linear-gradient(100deg, var(--blue) 10%, var(--cyan) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 50px;
  padding: 0 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .25s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary {
  background: linear-gradient(135deg, var(--blue-2), var(--blue));
  color: #fff;
  box-shadow: 0 12px 26px -12px rgba(20, 81, 216, .75);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 32px -12px rgba(20, 81, 216, .8); }
.btn-ghost {
  background: #fff;
  color: var(--navy);
  border-color: var(--line);
  box-shadow: var(--shadow-sm);
}
.btn-ghost:hover { border-color: #C7D6EA; transform: translateY(-2px); }
.btn-light {
  background: rgba(255, 255, 255, .12);
  color: #fff;
  border-color: rgba(255, 255, 255, .28);
}
.btn-light:hover { background: rgba(255, 255, 255, .2); transform: translateY(-2px); }
.btn-sm { height: 42px; padding: 0 20px; font-size: 14px; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 8px 24px -20px rgba(10, 27, 51, .5);
}
.nav {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 28px;
}
.brand { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand img { width: 38px; height: 38px; border-radius: 11px; }
.brand-name {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand-name b {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .04em;
}
.brand-name span {
  font-size: 9.5px;
  letter-spacing: .2em;
  color: var(--muted-2);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav-links a {
  position: relative;
  padding: 10px 15px;
  font-size: 15px;
  font-weight: 500;
  color: #2A3F5C;
  border-radius: 10px;
  transition: color .2s ease, background .2s ease;
}
.nav-links a:hover { color: var(--blue); background: rgba(20, 81, 216, .06); }
.nav-links a.is-active { color: var(--blue); font-weight: 600; }
.nav-links a.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--blue-2), var(--cyan));
}
.nav-cta { display: flex; align-items: center; gap: 10px; margin-left: 8px; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  padding: 0;
  place-items: center;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.6px;
  background: var(--navy);
  border-radius: 2px;
  position: relative;
  transition: transform .25s ease, opacity .2s ease;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 1.6px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform .25s ease;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  display: none;
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 10px 24px 22px;
}
.mobile-menu.is-open { display: block; }
.mobile-menu a {
  display: block;
  padding: 13px 4px;
  font-size: 16px;
  color: #24384F;
  border-bottom: 1px solid var(--line-soft);
}
.mobile-menu a.is-active { color: var(--blue); font-weight: 600; }
.mobile-menu .btn { margin-top: 18px; width: 100%; }

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 76px 0 96px;
  background:
    radial-gradient(900px 460px at 78% -6%, rgba(18, 184, 214, .12), transparent 62%),
    radial-gradient(760px 420px at 8% 4%, rgba(44, 123, 255, .14), transparent 60%),
    linear-gradient(180deg, #F7FAFF 0%, #FFFFFF 82%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 81, 216, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 81, 216, .055) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(880px 520px at 62% 22%, #000 12%, transparent 78%);
  -webkit-mask-image: radial-gradient(880px 520px at 62% 22%, #000 12%, transparent 78%);
  pointer-events: none;
}
.hero .container { position: relative; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.04fr .96fr;
  gap: 56px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 15px 7px 11px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  font-size: 13px;
  color: #36506E;
}
.hero-badge i {
  width: 7px; height: 7px; border-radius: 50%;
  background: #16B364;
  box-shadow: 0 0 0 3px rgba(22, 179, 100, .16);
}
.hero h1 {
  font-size: clamp(32px, 4.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -.03em;
  margin: 22px 0 22px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(100deg, #1451D8 4%, #0C8FB8 96%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead {
  font-size: 17.5px;
  color: var(--muted);
  max-width: 520px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  color: var(--muted);
}
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
.hero-meta svg { width: 16px; height: 16px; color: var(--blue); flex: none; }

/* ---------- 首屏控制台卡片 ---------- */
.console-wrap { position: relative; }
.console {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.console-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(180deg, #FBFCFE, #fff);
}
.console-bar i { width: 9px; height: 9px; border-radius: 50%; background: #E3E9F2; }
.console-bar i:first-child { background: #FF6B6B; }
.console-bar i:nth-child(2) { background: #FFC64B; }
.console-bar i:nth-child(3) { background: #46D07F; }
.console-bar b {
  margin-left: 8px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: .02em;
}
.console-body { padding: 22px 22px 24px; }
.console-field {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--soft);
  font-family: var(--mono);
  font-size: 13px;
  color: #2A3F5C;
  min-width: 0;
}
.console-field span { color: var(--muted-2); font-family: var(--font); font-size: 12.5px; flex: none; }
.console-field .val {
  font-family: var(--mono);
  color: #2A3F5C;
  font-size: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.console-field .caret {
  width: 2px; height: 15px; background: var(--blue-2);
  margin-left: auto; animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.verify {
  margin-top: 16px;
  border: 1px solid rgba(22, 179, 100, .28);
  background: linear-gradient(180deg, rgba(22, 179, 100, .07), rgba(22, 179, 100, .03));
  border-radius: 14px;
  padding: 16px;
}
.verify-head { display: flex; align-items: center; gap: 11px; }
.verify-icon {
  width: 34px; height: 34px; flex: none;
  border-radius: 50%;
  display: grid; place-items: center;
  background: #16B364;
  box-shadow: 0 6px 16px -6px rgba(22, 179, 100, .8);
}
.verify-icon svg { width: 17px; height: 17px; color: #fff; }
.verify-head b { font-size: 15px; }
.verify-head small {
  display: block;
  font-size: 11.5px;
  color: #2E7D58;
  font-weight: 500;
  letter-spacing: .02em;
}
.verify-rows {
  margin-top: 14px;
  display: grid;
  gap: 9px;
  border-top: 1px dashed rgba(22, 179, 100, .25);
  padding-top: 13px;
}
.verify-rows div { display: flex; justify-content: space-between; gap: 12px; font-size: 12.5px; }
.verify-rows dt { color: var(--muted); margin: 0; flex: none; }
.verify-rows dd { margin: 0; font-weight: 600; color: #1C3A2C; font-family: var(--mono); }

.console-foot {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--muted-2);
}
.console-foot .pulse { display: inline-flex; align-items: center; gap: 6px; }
.console-foot .pulse i {
  width: 6px; height: 6px; border-radius: 50%; background: var(--cyan);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(18, 184, 214, .5); } 50% { box-shadow: 0 0 0 6px rgba(18, 184, 214, 0); } }

.float-card {
  position: absolute;
  left: -26px;
  bottom: -26px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 17px 13px 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow-md);
  animation: floaty 6s ease-in-out infinite;
}
.float-card .ic {
  width: 34px; height: 34px; border-radius: 10px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(44, 123, 255, .14), rgba(18, 184, 214, .16));
  color: var(--blue);
}
.float-card .ic svg { width: 17px; height: 17px; }
.float-card b { display: block; font-size: 13px; }
.float-card small { font-size: 11px; color: var(--muted-2); }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

/* ---------- 数据条 ---------- */
.strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.strip-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.strip-item {
  padding: 32px 26px;
  border-left: 1px solid var(--line-soft);
}
.strip-item:first-child { border-left: 0; padding-left: 0; }
.strip-item b {
  display: block;
  font-size: 24px;
  letter-spacing: -.02em;
  background: linear-gradient(120deg, var(--navy), #21436F);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.strip-item span { font-size: 13.5px; color: var(--muted); }

/* ---------- 区块 ---------- */
.section { padding: 96px 0; }
.section.tight { padding: 76px 0; }
.section.soft { background: var(--soft); }
.section.dark {
  position: relative;
  background: radial-gradient(760px 420px at 82% 0%, rgba(44, 123, 255, .3), transparent 62%),
              linear-gradient(160deg, #0A1B33 0%, #0E2A55 100%);
  color: #fff;
  overflow: hidden;
}
.section.dark .section-head h2 { color: #fff; }
.section.dark .section-head p { color: rgba(255, 255, 255, .68); }
.section.dark .eyebrow { color: #7FC4FF; }
.section.dark .eyebrow::before,
.section.dark .eyebrow::after { background: linear-gradient(90deg, #7FC4FF, #5FE3FF); }

/* ---------- 产品卡片 ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
  margin-top: 54px;
}
.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px 32px 30px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.product-card::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue-2), var(--cyan));
  opacity: 0;
  transition: opacity .3s ease;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: #CFDDF0;
}
.product-card:hover::after { opacity: 1; }
.product-icon {
  width: 56px; height: 56px;
  border-radius: 16px;
  display: grid; place-items: center;
  background: linear-gradient(140deg, rgba(44, 123, 255, .13), rgba(18, 184, 214, .16));
  border: 1px solid rgba(20, 81, 216, .1);
  color: var(--blue);
  margin-bottom: 22px;
}
.product-icon svg { width: 27px; height: 27px; }
.product-card h3 { font-size: 21px; margin-bottom: 12px; letter-spacing: -.01em; }
.product-card p { color: var(--muted); font-size: 15px; }
.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.product-tags li {
  font-size: 12.5px;
  color: #2E4C71;
  background: var(--soft);
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  padding: 4px 11px;
}
.product-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 26px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--blue);
}
.product-link svg { width: 15px; height: 15px; transition: transform .25s ease; }
.product-card:hover .product-link svg { transform: translateX(4px); }

/* ---------- 能力网格 ---------- */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 54px;
}
.cap-item {
  background: #fff;
  padding: 30px 28px 32px;
  transition: background .25s ease;
}
.cap-item:hover { background: #FAFCFF; }
.cap-num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--blue);
  letter-spacing: .1em;
}
.cap-item h4 { font-size: 16.5px; margin: 12px 0 9px; }
.cap-item p { font-size: 14px; color: var(--muted); }

/* ---------- 场景/流程 ---------- */
.flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 54px;
  counter-reset: step;
}
.flow-step {
  position: relative;
  padding: 28px 24px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .12);
}
.section.dark .flow-step h4 { color: #fff; }
.flow-step b {
  counter-increment: step;
  display: inline-grid;
  place-items: center;
  width: 34px; height: 34px;
  border-radius: 10px;
  background: rgba(95, 227, 255, .14);
  border: 1px solid rgba(95, 227, 255, .3);
  color: #9EEBFF;
  font-size: 13px;
  font-family: var(--mono);
  margin-bottom: 16px;
}
.flow-step b::before { content: "0" counter(step); }
.flow-step h4 { font-size: 16px; margin-bottom: 8px; }
.flow-step p { font-size: 13.5px; color: rgba(255, 255, 255, .64); }

/* ---------- 内页头部 ---------- */
.page-hero {
  position: relative;
  padding: 72px 0 78px;
  background:
    radial-gradient(700px 360px at 85% 0%, rgba(18, 184, 214, .13), transparent 60%),
    radial-gradient(620px 340px at 5% 10%, rgba(44, 123, 255, .13), transparent 62%),
    linear-gradient(180deg, #F7FAFF, #fff);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}
.page-hero .container { position: relative; }
.page-hero h1 {
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: -.025em;
  margin: 18px 0 18px;
}
.page-hero p { color: var(--muted); font-size: 17px; max-width: 640px; }
.crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted-2);
}
.crumb a:hover { color: var(--blue); }
.crumb span { color: #C3D0E0; }

/* ---------- 产品详情 ---------- */
.pd {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 64px;
  align-items: center;
  padding: 84px 0;
  border-bottom: 1px solid var(--line-soft);
}
.pd:last-of-type { border-bottom: 0; }
.pd.rev .pd-visual { order: -1; }
.pd-index {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--blue);
}
.pd h2 {
  font-size: clamp(24px, 2.8vw, 32px);
  margin: 14px 0 18px;
  letter-spacing: -.02em;
}
.pd p.desc { color: var(--muted); font-size: 15.5px; }
.pd-list { margin-top: 26px; display: grid; gap: 14px; }
.pd-list li {
  display: flex;
  gap: 12px;
  font-size: 14.5px;
  color: #2A3F5C;
}
.pd-list li svg {
  width: 19px; height: 19px;
  flex: none;
  margin-top: 3px;
  color: var(--blue);
}
.pd-list li b { display: block; font-weight: 600; color: var(--navy); }
.pd-list li span { color: var(--muted); font-size: 13.5px; }
.pd-actions { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; }

.pd-visual {
  position: relative;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, #F8FBFF, #EEF4FE);
  padding: 26px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.pd-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 81, 216, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 81, 216, .06) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(420px 300px at 50% 40%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(420px 300px at 50% 40%, #000, transparent 75%);
}
.pd-visual > * { position: relative; }

.mock {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.mock-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 12.5px;
  font-weight: 600;
  color: #2A3F5C;
}
.mock-head .tag {
  font-size: 11px;
  font-weight: 600;
  color: #16A34A;
  background: rgba(22, 179, 100, .1);
  border-radius: 999px;
  padding: 2px 9px;
}
.mock-body { padding: 16px; display: grid; gap: 11px; }
.mock-row {
  display: grid;
  grid-template-columns: 78px 1fr auto;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--muted);
  padding: 9px 11px;
  border-radius: 9px;
  background: var(--soft);
}
.mock-row b { font-family: var(--mono); font-size: 12px; color: #21395A; font-weight: 600; white-space: nowrap; }
.mock-row > * { min-width: 0; overflow-wrap: anywhere; }
.mock-row .ok { color: #16A34A; font-weight: 600; }
.mock-row .wait { color: #C9821B; font-weight: 600; }
.mock-bar {
  height: 6px;
  border-radius: 99px;
  background: #E9EFF8;
  overflow: hidden;
  grid-column: 1 / -1;
}
.mock-bar i {
  display: block;
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--blue-2), var(--cyan));
}
.mock-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mock-stat {
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  padding: 12px 13px;
  background: #fff;
}
.mock-stat small { font-size: 11px; color: var(--muted-2); }
.mock-stat b { display: block; font-size: 17px; letter-spacing: -.02em; font-family: var(--mono); }

/* ---------- 关于页 ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-text h2 { font-size: clamp(24px, 3vw, 34px); margin: 16px 0 20px; letter-spacing: -.02em; }
.about-text p { color: var(--muted); margin-bottom: 16px; }
.about-text p:last-child { margin-bottom: 0; }

.fact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}
.fact-card h4 { font-size: 15px; margin-bottom: 20px; }
.fact-list { display: grid; gap: 18px; }
.fact-list > div { display: flex; gap: 14px; align-items: flex-start; }
.fact-list .ic {
  width: 36px; height: 36px; flex: none;
  border-radius: 11px;
  display: grid; place-items: center;
  background: var(--soft);
  border: 1px solid var(--line-soft);
  color: var(--blue);
}
.fact-list .ic svg { width: 17px; height: 17px; }
.fact-list small { display: block; font-size: 12px; color: var(--muted-2); }
.fact-list b { font-size: 14.5px; font-weight: 600; letter-spacing: .01em; }

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 54px;
}
.value-card {
  padding: 32px 28px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform .28s ease, box-shadow .28s ease;
}
.value-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.value-card .idx {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--blue);
  letter-spacing: .12em;
}
.value-card h4 { font-size: 18px; margin: 14px 0 10px; }
.value-card p { font-size: 14px; color: var(--muted); }

/* ---------- 联系页 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 40px;
  align-items: start;
}
.contact-cards { display: grid; gap: 16px; }
.contact-card {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.contact-card .ic {
  width: 42px; height: 42px; flex: none;
  border-radius: 12px;
  display: grid; place-items: center;
  background: linear-gradient(140deg, rgba(44, 123, 255, .12), rgba(18, 184, 214, .14));
  color: var(--blue);
}
.contact-card .ic svg { width: 19px; height: 19px; }
.contact-card small {
  display: block;
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 5px;
}
.contact-card b { font-size: 15.5px; font-weight: 600; display: block; line-height: 1.6; }
.contact-card b a {
  color: inherit;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}
.contact-card b a:hover { color: var(--blue); border-bottom-color: currentColor; }
.contact-card p { font-size: 13px; color: var(--muted); margin-top: 4px; }

.form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
}
.form-card h3 { font-size: 20px; margin-bottom: 8px; }
.form-card > p { color: var(--muted); font-size: 14px; margin-bottom: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #2A3F5C;
  margin-bottom: 8px;
}
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 14.5px;
  color: var(--navy);
  background: #FCFDFF;
  border: 1px solid var(--line);
  border-radius: 11px;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.field textarea { resize: vertical; min-height: 118px; }
.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: #9DBBF0;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(44, 123, 255, .1);
}
.field input::placeholder,
.field textarea::placeholder { color: #A9B8CB; }
.form-note { font-size: 12.5px; color: var(--muted-2); margin-top: 14px; }
.form-ok {
  display: none;
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 11px;
  background: rgba(22, 179, 100, .08);
  border: 1px solid rgba(22, 179, 100, .25);
  color: #17764C;
  font-size: 13.5px;
}
.form-ok.show { display: block; }

.map-card {
  margin-top: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.map-card .map-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13.5px;
  color: var(--muted);
}
.map-card .map-head svg { width: 16px; height: 16px; color: var(--blue); flex: none; }
.map-canvas {
  position: relative;
  height: 190px;
  background:
    linear-gradient(rgba(20, 81, 216, .07) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, rgba(20, 81, 216, .07) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(150deg, #F3F7FE, #E9F1FC);
}
.map-canvas .pin {
  position: absolute;
  left: 50%; top: 46%;
  transform: translate(-50%, -100%);
  display: grid;
  place-items: center;
  width: 38px; height: 38px;
  border-radius: 50% 50% 50% 4px;
  rotate: -45deg;
  background: linear-gradient(135deg, var(--blue-2), var(--blue));
  box-shadow: 0 12px 22px -10px rgba(20, 81, 216, .8);
}
.map-canvas .pin svg { rotate: 45deg; width: 17px; height: 17px; color: #fff; }
.map-canvas .ring {
  position: absolute;
  left: 50%; top: 46%;
  width: 90px; height: 90px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(20, 81, 216, .16), transparent 68%);
}
.map-canvas .label {
  position: absolute;
  left: 50%; bottom: 18px;
  transform: translateX(-50%);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 12px;
  color: #2A3F5C;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}

/* ---------- CTA ---------- */
.cta {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: 54px 56px;
  background:
    radial-gradient(520px 280px at 88% 0%, rgba(95, 227, 255, .22), transparent 62%),
    linear-gradient(120deg, #0E2A55, #123E86 55%, #0B2560);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  box-shadow: var(--shadow-lg);
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(600px 320px at 78% 20%, #000, transparent 76%);
  -webkit-mask-image: radial-gradient(600px 320px at 78% 20%, #000, transparent 76%);
}
.cta > * { position: relative; }
.cta h2 { font-size: clamp(23px, 2.8vw, 30px); margin-bottom: 12px; letter-spacing: -.02em; }
.cta p { color: rgba(255, 255, 255, .7); font-size: 15px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; flex: none; }

/* ---------- 页脚 ---------- */
.site-footer {
  background: #08152A;
  color: rgba(255, 255, 255, .66);
  padding: 68px 0 0;
  font-size: 14px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.1fr;
  gap: 44px;
  padding-bottom: 52px;
}
.footer-brand { display: flex; align-items: center; gap: 11px; margin-bottom: 20px; }
.footer-brand img { width: 38px; height: 38px; border-radius: 11px; }
.footer-brand b { color: #fff; font-size: 17px; letter-spacing: .04em; display: block; line-height: 1.2; }
.footer-brand span { font-size: 9.5px; letter-spacing: .18em; color: rgba(255, 255, 255, .38); }
.site-footer p.about { font-size: 13.5px; line-height: 1.85; color: rgba(255, 255, 255, .55); max-width: 300px; }
.footer-col h5 {
  color: #fff;
  font-size: 13.5px;
  font-weight: 600;
  margin: 0 0 18px;
  letter-spacing: .06em;
}
.footer-col li { margin-bottom: 12px; }
.footer-col a { font-size: 13.5px; color: rgba(255, 255, 255, .58); transition: color .2s ease; }
.footer-col a:hover { color: #7FC4FF; }
.footer-col address {
  font-style: normal;
  font-size: 13.5px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .58);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 22px 0 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: rgba(255, 255, 255, .42);
}

/* ---------- 动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s cubic-bezier(.16, 1, .3, 1), transform .7s cubic-bezier(.16, 1, .3, 1);
  will-change: opacity, transform;
}
.reveal.in { opacity: 1; transform: none; }

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

/* ---------- 响应式 ---------- */
@media (max-width: 1040px) {
  .hero-grid { grid-template-columns: 1fr; gap: 46px; }
  .hero-lead { max-width: none; }
  .console-wrap { max-width: 520px; }
  .float-card { left: auto; right: 16px; bottom: -18px; }
  .product-grid { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .pd { grid-template-columns: 1fr; gap: 40px; padding: 64px 0; }
  .pd.rev .pd-visual { order: 0; }
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .value-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 36px; }
  .cta { flex-direction: column; align-items: flex-start; padding: 44px 36px; }
}

@media (max-width: 860px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: grid; }
  .strip-inner { grid-template-columns: 1fr 1fr; }
  .strip-item { padding: 24px 20px; border-left: 0; border-top: 1px solid var(--line-soft); }
  .strip-item:nth-child(-n+2) { border-top: 0; }
  .strip-item:first-child { padding-left: 20px; }
  .strip-item:nth-child(even) { border-left: 1px solid var(--line-soft); }
}

@media (max-width: 720px) {
  .float-card { display: none; }
  .section { padding: 68px 0; }
  .section.tight { padding: 56px 0; }
  .hero { padding: 52px 0 72px; }
  .page-hero { padding: 48px 0 56px; }
  .cap-grid { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .form-card { padding: 26px 22px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .cta { padding: 34px 24px; border-radius: 18px; }
  .hero-actions .btn { flex: 1 1 auto; }
  .console-body { padding: 18px; }
  .mock-stats { grid-template-columns: 1fr; }
}