/* =========================================================
   欧斯迈科技 · 设计 Token（参考标贝科技官网风格）
   ========================================================= */
:root {
  --bg-0: #050813;
  --bg-1: #070d20;
  --bg-2: #0a142e;
  --bg-elev: #0d1a3a;

  --brand: #0469cf;
  --brand-hi: #4cc9f0;
  --cyan: #18a6b8;
  --cyan-hi: #67e8f9;
  --violet: #7057c8;
  --violet-hi: #b14dff;
  --green: #44e08a;

  --line: rgba(143, 214, 255, 0.10);
  --line-strong: rgba(143, 214, 255, 0.22);

  --text-hi: #f7faff;
  --text: rgba(246, 250, 255, 0.92);
  --text-mute: rgba(238, 246, 255, 0.80);
  --text-dim: rgba(140, 165, 200, 0.42);

  --grad-cyber: linear-gradient(120deg, #4cc9f0 0%, #67e8f9 35%, #b14dff 100%);
  --grad-line: linear-gradient(90deg, transparent, rgba(76,201,240,0.55), transparent);
  --grad-cta: linear-gradient(120deg, #0469cf 0%, #18a6b8 50%, #7057c8 100%);

  --shadow-card: 0 18px 40px rgba(0,0,0,0.45), inset 0 0 0 1px rgba(143,214,255,0.06);
  --glow-cyan: 0 0 24px rgba(76,201,240,0.35);

  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Courier New", monospace;
  --font-display: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;

  --r-sm: 6px;
  --r: 10px;
  --r-lg: 16px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; background: var(--bg-0); color: var(--text); font-family: var(--font-cn); font-size: 15px; line-height: 1.72; }
body { overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
img { display: block; max-width: 100%; }
::selection { background: rgba(76,201,240,0.42); color: #fff; }
::-webkit-scrollbar { width: 9px; }
::-webkit-scrollbar-track { background: var(--bg-1); }
::-webkit-scrollbar-thumb { background: rgba(76,201,240,0.25); border-radius: 8px; }

/* 全局背景：星空氛围光 + 网格 */
body::before {
  content: "";
  position: fixed; inset: 0;
  background:
    radial-gradient(1200px 700px at 12% 8%, rgba(4,105,207,0.32), transparent 60%),
    radial-gradient(900px 700px at 88% 18%, rgba(76,201,240,0.20), transparent 60%),
    radial-gradient(700px 500px at 50% 100%, rgba(24,166,184,0.16), transparent 60%),
    linear-gradient(180deg, #050813 0%, #060d22 50%, #050813 100%);
  z-index: -2; pointer-events: none;
}
body::after {
  content: "";
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(143,214,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143,214,255,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 35%, #000 30%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 35%, #000 30%, transparent 90%);
  z-index: -1; pointer-events: none;
}

/* 滚动进度条 */
.scroll-progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 60; background: linear-gradient(90deg, var(--brand) 0%, var(--cyan-hi) 50%, var(--violet-hi) 100%); transform-origin: left; transform: scaleX(0); }

/* 布局 */
.container { width: min(1280px, calc(100% - 40px)); margin-inline: auto; }
.section { position: relative; padding: 100px 0; }

/* eyebrow 标签 */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(76,201,240,0.06);
  color: var(--brand-hi);
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  backdrop-filter: blur(8px);
}
.eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--brand-hi); box-shadow: 0 0 10px var(--brand-hi);
  animation: blink 1.6s ease-in-out infinite;
}
@keyframes blink { 50% { opacity: 0.3; } }

h1, h2, h3, h4 { color: var(--text-hi); margin: 0; text-wrap: balance; }

.section-head { max-width: 720px; margin-bottom: 46px; }
.section-head h2 { font-family: var(--font-display); font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 700; margin: 16px 0 12px; }
.section-head p { color: var(--text-mute); margin: 0; }
.glow-text {
  background: var(--grad-cyber);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* Reveal 渐入动画 */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity 700ms ease, transform 700ms cubic-bezier(0.2,0.7,0.2,1); }
[data-reveal].in { opacity: 1; transform: none; }

/* ============ 导航 ============ */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; transition: background 240ms ease, box-shadow 240ms ease, border-color 240ms ease; border-bottom: 1px solid transparent; }
.nav.scrolled { background: rgba(5,8,19,0.82); backdrop-filter: blur(14px); border-bottom-color: var(--line); box-shadow: 0 10px 30px rgba(0,0,0,0.35); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; color: var(--text-hi); }
.nav-logo .mark { width: 30px; height: 30px; border-radius: 8px; background: var(--grad-cta); display: grid; place-items: center; color: #fff; box-shadow: var(--glow-cyan); }
.nav-logo .mark svg { width: 17px; height: 17px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--text-mute); font-size: 0.92rem; transition: color 180ms ease; }
.nav-links a:hover { color: var(--brand-hi); }
.nav-cta { display: flex; gap: 12px; align-items: center; }

/* ============ 按钮 ============ */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 22px; border-radius: var(--r); font-size: 0.92rem; font-weight: 600; transition: all 200ms ease; white-space: nowrap; }
.btn-primary { background: var(--grad-cta); color: #fff; box-shadow: 0 8px 24px rgba(4,105,207,0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(24,166,184,0.45); }
.btn-ghost { border: 1px solid var(--line-strong); color: var(--brand-hi); background: rgba(76,201,240,0.05); backdrop-filter: blur(8px); }
.btn-ghost:hover { border-color: rgba(76,201,240,0.5); background: rgba(76,201,240,0.12); transform: translateY(-2px); }
.btn .btn-arrow { transition: transform 200ms ease; }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ============ Hero ============ */
.hero { position: relative; padding: 170px 0 90px; overflow: hidden; }
.hero-inner { max-width: 860px; }
.hero h1 { font-family: var(--font-display); font-size: clamp(2.4rem, 5.2vw, 4.2rem); font-weight: 800; line-height: 1.16; margin: 22px 0 20px; }
.hero .lead { font-size: 1.18rem; color: var(--text-mute); margin: 0 0 8px; }
.hero .sub { color: var(--text-dim); margin: 0 0 30px; }
.htag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 36px; }
.htag { padding: 5px 12px; border-radius: 99px; border: 1px solid rgba(68,224,138,0.2); background: rgba(68,224,138,0.08); color: var(--green); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.kw-line { margin-top: 22px; color: var(--text-dim); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; }

/* Hero 悬浮数据卡 */
.hero-visual { position: absolute; right: -40px; top: 120px; width: 420px; opacity: 0.9; pointer-events: none; }
@media(max-width:1100px){ .hero-visual { display: none; } }
.float-card { position: relative; margin-bottom: 18px; padding: 18px 20px; border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: linear-gradient(180deg, rgba(13,26,58,0.85), rgba(10,20,46,0.8)); box-shadow: var(--shadow-card); backdrop-filter: blur(10px); animation: float 6s ease-in-out infinite; }
.float-card.f2 { animation-delay: -2s; margin-left: 40px; }
.float-card.f3 { animation-delay: -4s; margin-left: 12px; }
@keyframes float { 50% { transform: translateY(-10px); } }
.float-card .fc-head { display: flex; align-items: center; justify-content: space-between; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--text-dim); text-transform: uppercase; margin-bottom: 12px; }
.float-card .fc-head b { color: var(--green); }
.float-bar { height: 7px; border-radius: 99px; background: rgba(76,201,240,0.1); overflow: hidden; margin-bottom: 8px; }
.float-bar i { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, #4cc9f0, #44e08a); }
.float-meta { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 10px; color: var(--text-mute); }

/* 数据统计条 */
.stats { border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: linear-gradient(180deg, rgba(13,26,58,0.55), rgba(10,20,46,0.5)); display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; }
.stat { padding: 30px 24px; text-align: center; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat b { display: block; font-family: var(--font-display); font-size: 2.1rem; font-weight: 800; background: var(--grad-cyber); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat span { color: var(--text-mute); font-size: 0.88rem; }
@media(max-width:760px){ .stats { grid-template-columns: 1fr 1fr; } .stat { border-bottom: 1px solid var(--line); } }

/* ============ 流程面板 ============ */
.ec-flow-panel { position: relative; border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: linear-gradient(180deg, rgba(7,13,32,0.78), rgba(10,20,46,0.72)); overflow: hidden; box-shadow: var(--shadow-card); }
.ec-flow-panel::before { content: ""; position: absolute; left: 32px; right: 32px; top: 0; height: 2px; background: var(--grad-line); }
.ec-flow-panel::after { content: ""; position: absolute; inset: 0; background: radial-gradient(720px 320px at 50% 0%, rgba(76,201,240,0.16), transparent 72%); pointer-events: none; }
.ec-flow-top { position: relative; z-index: 1; padding: 30px 34px 18px; display: flex; align-items: end; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.ec-flow-top h3 { font-family: var(--font-display); font-size: clamp(1.5rem, 2.6vw, 2.2rem); font-weight: 700; }
.ec-flow-top h3 span { color: var(--brand-hi); }
.ec-flow-tags { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.ec-flow-tags span { padding: 5px 10px; border: 1px solid var(--line); border-radius: 99px; background: rgba(76,201,240,0.06); color: var(--brand-hi); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; }
.ec-flow-html { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(7, minmax(0,1fr)); gap: 10px; padding: 26px 28px; }
.ec-flow-node { position: relative; min-height: 168px; padding: 16px 14px; border: 1px solid var(--line); border-radius: var(--r); background: linear-gradient(180deg, rgba(13,26,58,0.72), rgba(7,13,32,0.68)); transition: all 220ms ease; }
.ec-flow-node:hover { transform: translateY(-3px); border-color: rgba(68,224,138,0.42); box-shadow: 0 18px 42px rgba(68,224,138,0.12); }
.ec-flow-node::after { content: ""; position: absolute; right: -10px; top: 38px; width: 18px; height: 18px; border-top: 1px solid rgba(68,224,138,0.52); border-right: 1px solid rgba(68,224,138,0.52); transform: rotate(45deg); background: rgba(7,13,32,0.96); z-index: 2; }
.ec-flow-node:last-child::after { display: none; }
.ec-flow-node .num { display: inline-flex; width: 36px; height: 36px; align-items: center; justify-content: center; border-radius: 10px; border: 1px solid rgba(68,224,138,0.24); background: rgba(68,224,138,0.08); color: var(--green); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; margin-bottom: 14px; }
.ec-flow-node h4 { font-family: var(--font-display); font-size: 0.98rem; color: var(--text-hi); font-weight: 600; margin: 0 0 7px; }
.ec-flow-node p { color: var(--text-mute); font-size: 0.78rem; line-height: 1.58; margin: 0; }
.ec-flow-assurance { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 0 28px 28px; margin-top: 4px; }
.ec-flow-assurance span { display: flex; align-items: center; justify-content: center; min-height: 46px; border: 1px solid var(--line); border-radius: var(--r); background: rgba(13,26,58,0.46); color: var(--text); font-family: var(--font-display); font-size: 0.9rem; }
.ec-flow-assurance b { color: var(--brand-hi); margin-right: 6px; }

/* ============ 后台管理卡片 ============ */
.ec-task { border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: linear-gradient(180deg, rgba(7,13,32,0.72), rgba(10,20,46,0.68)); box-shadow: var(--shadow-card); overflow: hidden; }
.ec-admin-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; padding: 24px; }
.ec-admin-card { position: relative; min-height: 190px; padding: 22px; border: 1px solid var(--line); border-radius: var(--r); background: linear-gradient(150deg, rgba(13,26,58,0.6), rgba(7,13,32,0.58)); overflow: hidden; transition: all 220ms ease; }
.ec-admin-card::after { content: ""; position: absolute; right: -34px; top: -34px; width: 110px; height: 110px; border-radius: 50%; border: 1px solid rgba(68,224,138,0.18); background: rgba(68,224,138,0.045); }
.ec-admin-card:hover { transform: translateY(-3px); border-color: rgba(68,224,138,0.42); box-shadow: 0 18px 42px rgba(68,224,138,0.14); }
.ec-admin-card .num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--green); }
.ec-admin-card .icb { width: 44px; height: 44px; border-radius: 10px; margin: 14px 0 18px; border: 1px solid rgba(68,224,138,0.24); background: rgba(68,224,138,0.08); color: var(--green); display: grid; place-items: center; }
.ec-admin-card .icb svg { width: 22px; height: 22px; }
.ec-admin-card h4 { font-family: var(--font-display); font-size: 1.08rem; font-weight: 600; color: var(--text-hi); margin: 0 0 8px; }
.ec-admin-card p { color: var(--text-mute); font-size: 0.86rem; line-height: 1.68; margin: 0; }

/* ============ 服务模式 ============ */
.ec-serve { border: 1px solid var(--line-strong); border-radius: var(--r-lg); overflow: hidden; background: linear-gradient(180deg, rgba(13,26,58,0.6), rgba(10,20,46,0.6)); max-width: 780px; margin: 0 auto; }
.ec-serve-head { padding: 18px 26px; text-align: center; font-family: var(--font-display); font-size: 1.2rem; font-weight: 600; color: var(--text-hi); background: linear-gradient(120deg, rgba(4,105,207,0.22), rgba(24,166,184,0.18)); border-bottom: 1px solid var(--line); }
.ec-serve-row { display: grid; grid-template-columns: 130px 1fr; gap: 18px; padding: 15px 26px; border-bottom: 1px solid var(--line); align-items: start; }
.ec-serve-row:last-child { border-bottom: 0; }
.ec-serve-row .k { color: var(--brand-hi); font-family: var(--font-display); font-weight: 600; font-size: 0.92rem; }
.ec-serve-row .v { color: var(--text); font-size: 0.92rem; line-height: 1.7; }
@media(max-width:640px){ .ec-serve-row { grid-template-columns: 1fr; gap: 4px; } }

/* ============ 产品特点 ============ */
.ec-feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.ec-feat-card { padding: 30px 26px; border: 1px solid var(--line); border-radius: var(--r-lg); background: linear-gradient(180deg, rgba(13,26,58,0.55), rgba(10,20,46,0.55)); transition: all 240ms ease; text-align: center; }
.ec-feat-card:hover { transform: translateY(-4px); border-color: rgba(76,201,240,0.4); box-shadow: 0 18px 40px rgba(4,105,207,0.2); }
.ec-feat-card .icb { width: 46px; height: 46px; border-radius: 11px; border: 1px solid var(--line-strong); background: rgba(76,201,240,0.08); color: var(--brand-hi); display: grid; place-items: center; margin: 0 auto 16px; }
.ec-feat-card .icb svg { width: 24px; height: 24px; }
.ec-feat-card h4 { font-family: var(--font-display); font-size: 1.12rem; font-weight: 600; color: var(--text-hi); margin: 0 0 8px; }
.ec-feat-card p { color: var(--text-mute); font-size: 0.88rem; line-height: 1.75; margin: 0; }

/* ============ 场景标签页 ============ */
.ec-scene { display: grid; grid-template-columns: 240px 1fr; gap: 24px; border: 1px solid var(--line-strong); border-radius: var(--r-lg); overflow: hidden; background: linear-gradient(120deg, rgba(7,13,32,0.6), rgba(10,20,46,0.6)); }
.ec-scene-tabs { display: flex; flex-direction: column; border-right: 1px solid var(--line); }
.ec-scene-tab { padding: 20px 24px; text-align: left; color: var(--text-mute); font-family: var(--font-display); font-size: 1rem; font-weight: 600; border-bottom: 1px solid var(--line); transition: all 200ms ease; }
.ec-scene-tab:hover { color: var(--text-hi); background: rgba(76,201,240,0.05); }
.ec-scene-tab.active { color: var(--brand-hi); background: rgba(76,201,240,0.1); box-shadow: inset 3px 0 0 var(--brand-hi); }
.ec-scene-panel { padding: 42px 38px; display: none; }
.ec-scene-panel.active { display: block; animation: fadeIn 400ms ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } }
.ec-scene-panel h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 600; color: var(--text-hi); margin: 0 0 16px; }
.ec-scene-panel p { color: var(--text-mute); font-size: 0.98rem; line-height: 1.85; margin: 0 0 24px; max-width: 580px; }
.scene-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.scene-chips span { padding: 5px 12px; border-radius: 99px; border: 1px solid var(--line); background: rgba(76,201,240,0.05); color: var(--text-mute); font-family: var(--font-mono); font-size: 11px; }

/* ============ 数据商城 ============ */
.mall-filter { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin: 0 0 34px; }
.mall-chip { padding: 7px 18px; border-radius: 99px; border: 1px solid var(--line); background: rgba(76,201,240,0.05); color: var(--text-mute); font-size: 0.85rem; font-family: var(--font-display); cursor: pointer; transition: all 200ms ease; }
.mall-chip:hover { color: var(--text-hi); border-color: rgba(76,201,240,0.4); }
.mall-chip.active { color: #051018; background: linear-gradient(120deg, var(--brand-hi), var(--cyan)); border-color: transparent; font-weight: 600; }

.mall-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.mall-card { border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: linear-gradient(180deg, rgba(13,26,58,0.62), rgba(7,13,32,0.6)); overflow: hidden; transition: all 240ms ease; display: flex; flex-direction: column; }
.mall-card:hover { transform: translateY(-4px); border-color: rgba(76,201,240,0.45); box-shadow: 0 20px 48px rgba(4,105,207,0.24); }
.mall-video { position: relative; aspect-ratio: 16/9; background: #02040c; overflow: hidden; }
.mall-video video { width: 100%; height: 100%; object-fit: cover; display: block; }
.mall-video .play-hint { position: absolute; inset: 0; display: grid; place-items: center; pointer-events: none; transition: opacity 220ms ease; background: radial-gradient(ellipse at center, transparent 40%, rgba(2,4,12,0.5)); }
.mall-video .play-hint .ph-ic { width: 62px; height: 62px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.55); background: rgba(5,8,19,0.45); backdrop-filter: blur(4px); display: grid; place-items: center; color: #fff; }
.mall-video.playing .play-hint { opacity: 0; }
.mall-tag { position: absolute; top: 12px; left: 12px; padding: 4px 12px; border-radius: 99px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; color: #051018; background: linear-gradient(120deg, var(--green), #7df0ac); font-weight: 600; }
.mall-tag2 { position: absolute; top: 12px; right: 12px; padding: 4px 12px; border-radius: 99px; font-family: var(--font-mono); font-size: 11px; color: var(--brand-hi); border: 1px solid rgba(76,201,240,0.45); background: rgba(5,8,19,0.65); backdrop-filter: blur(4px); }
.mall-body { padding: 24px 26px 22px; display: flex; flex-direction: column; flex: 1; }
.mall-body h4 { font-family: var(--font-display); font-size: 1.14rem; font-weight: 600; color: var(--text-hi); margin: 0 0 6px; }
.mall-body .desc { color: var(--text-mute); font-size: 0.86rem; line-height: 1.7; margin: 0 0 14px; }
.mall-specs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding: 12px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-bottom: 14px; }
.mall-specs .sp { text-align: center; }
.mall-specs .sp b { display: block; font-family: var(--font-mono); font-size: 0.95rem; color: var(--brand-hi); font-weight: 600; }
.mall-specs .sp i { font-style: normal; font-size: 0.68rem; color: var(--text-dim); letter-spacing: 0.06em; }
.mall-foot { display: flex; justify-content: space-between; align-items: center; margin-top: auto; gap: 12px; }
.mall-price { font-family: var(--font-display); }
.mall-price b { font-size: 1.3rem; color: var(--green); font-weight: 700; }
.mall-price i { font-style: normal; font-size: 0.74rem; color: var(--text-dim); margin-left: 4px; }
.mall-actions { display: flex; gap: 8px; }
.mall-actions .btn { padding: 8px 16px; font-size: 0.84rem; }

/* 商城 · 场景操作步骤 SOP */
.mall-sop { margin-top: 26px; border: 1px solid var(--line-strong); border-radius: var(--r-lg); overflow: hidden; background: linear-gradient(120deg, rgba(7,13,32,0.62), rgba(10,20,46,0.62)); }
.mall-sop-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; padding: 18px 28px; border-bottom: 1px solid var(--line); background: linear-gradient(120deg, rgba(4,105,207,0.18), rgba(24,166,184,0.12)); }
.mall-sop-head .t { font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; color: var(--text-hi); }
.mall-sop-head .t em { font-style: normal; font-family: var(--font-mono); font-size: 0.7rem; color: var(--green); letter-spacing: 0.12em; margin-right: 10px; }
.mall-sop-tabs { display: flex; gap: 8px; }
.mall-sop-tab { padding: 6px 14px; border-radius: 99px; border: 1px solid var(--line); background: transparent; color: var(--text-mute); font-size: 0.8rem; font-family: var(--font-display); cursor: pointer; transition: all 200ms ease; }
.mall-sop-tab:hover { color: var(--text-hi); }
.mall-sop-tab.active { color: var(--brand-hi); border-color: rgba(76,201,240,0.5); background: rgba(76,201,240,0.1); }
.sop-panel { display: none; padding: 30px 28px 26px; }
.sop-panel.active { display: block; animation: fadeIn 400ms ease; }
.sop-intro { color: var(--text-mute); font-size: 0.9rem; line-height: 1.8; margin: 0 0 24px; max-width: 860px; }
.sop-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.sop-step { position: relative; padding: 18px 18px 16px; border: 1px solid var(--line); border-radius: var(--r); background: linear-gradient(150deg, rgba(13,26,58,0.55), rgba(7,13,32,0.5)); transition: all 220ms ease; }
.sop-step:hover { transform: translateY(-3px); border-color: rgba(68,224,138,0.42); box-shadow: 0 14px 34px rgba(68,224,138,0.12); }
.sop-step .sn { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--green); margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
.sop-step .sn::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, rgba(68,224,138,0.4), transparent); }
.sop-step h5 { font-family: var(--font-display); font-size: 0.98rem; font-weight: 600; color: var(--text-hi); margin: 0 0 6px; }
.sop-step p { color: var(--text-mute); font-size: 0.8rem; line-height: 1.65; margin: 0; }
.sop-note { margin-top: 18px; padding: 12px 16px; border: 1px dashed rgba(76,201,240,0.3); border-radius: 10px; font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-dim); line-height: 1.7; }
.sop-note b { color: var(--brand-hi); font-weight: 600; }
@media(max-width:900px){ .mall-grid { grid-template-columns: 1fr; } .sop-steps { grid-template-columns: 1fr 1fr; } .mall-specs { grid-template-columns: repeat(2,1fr); row-gap: 10px; } }
@media(max-width:600px){ .sop-steps { grid-template-columns: 1fr; } }

/* ===== 数据商城 · 统计条 / 工具条 / 分组目录 ===== */
.mall-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin: 0 0 26px; }
.mall-stats .ms { padding: 16px 10px; text-align: center; border: 1px solid var(--line); border-radius: var(--r); background: linear-gradient(180deg, rgba(13,26,58,0.5), rgba(7,13,32,0.5)); }
.mall-stats .ms b { display: block; font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; color: var(--brand-hi); }
.mall-stats .ms i { font-style: normal; font-size: 0.72rem; color: var(--text-dim); letter-spacing: 0.08em; }
@media(max-width:760px){ .mall-stats { grid-template-columns: repeat(2,1fr); } }

.mall-toolbar { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; margin: 0 0 16px; }
.mall-search { position: relative; flex: 1; min-width: 240px; }
.mall-search svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--text-dim); }
.mall-search input { width: 100%; padding: 11px 14px 11px 40px; border-radius: 99px; border: 1px solid var(--line); background: rgba(7,13,32,0.6); color: var(--text-hi); font-size: 0.88rem; font-family: inherit; outline: none; transition: all 200ms ease; }
.mall-search input::placeholder { color: var(--text-dim); }
.mall-search input:focus { border-color: rgba(76,201,240,0.55); box-shadow: 0 0 0 3px rgba(76,201,240,0.1); }
.mall-count { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-dim); white-space: nowrap; }
.mall-count b { color: var(--green); }

.cat-group { margin-bottom: 30px; }
.cat-head { display: flex; align-items: center; gap: 12px; margin: 0 0 14px; }
.cat-head h3 { font-family: var(--font-display); font-size: 1.06rem; font-weight: 600; color: var(--text-hi); margin: 0; white-space: nowrap; }
.cat-head .cn { font-family: var(--font-mono); font-size: 0.72rem; color: var(--green); padding: 3px 9px; border-radius: 99px; border: 1px solid rgba(68,224,138,0.3); background: rgba(68,224,138,0.07); }
.cat-head .cl { flex: 1; height: 1px; background: linear-gradient(90deg, rgba(76,201,240,0.35), transparent); }
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media(max-width:1100px){ .cat-grid { grid-template-columns: repeat(3,1fr); } }
@media(max-width:820px){ .cat-grid { grid-template-columns: repeat(2,1fr); } }
@media(max-width:520px){ .cat-grid { grid-template-columns: 1fr; } }

.vcard { border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: linear-gradient(180deg, rgba(13,26,58,0.55), rgba(7,13,32,0.55)); cursor: pointer; transition: all 230ms ease; }
.vcard:hover { transform: translateY(-4px); border-color: rgba(76,201,240,0.45); box-shadow: 0 16px 38px rgba(4,105,207,0.22); }
.vc-media { position: relative; aspect-ratio: 16/9; background: #02040c; overflow: hidden; }
.vc-media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: opacity 260ms ease; }
.vc-media video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 260ms ease; }
.vcard.playing .vc-media video { opacity: 1; }
.vcard.playing .vc-media img { opacity: 0; }
.vc-dur { position: absolute; right: 8px; bottom: 8px; padding: 2px 8px; border-radius: 5px; font-family: var(--font-mono); font-size: 10px; color: #fff; background: rgba(5,8,19,0.72); backdrop-filter: blur(3px); }
.vc-play { position: absolute; inset: 0; display: grid; place-items: center; pointer-events: none; opacity: 0; transition: opacity 220ms ease; }
.vc-play span { width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.6); background: rgba(5,8,19,0.45); backdrop-filter: blur(4px); display: grid; place-items: center; color: #fff; }
.vcard:hover .vc-play { opacity: 1; }
.vcard.playing .vc-play { opacity: 0; }
.vc-body { padding: 12px 14px 14px; }
.vc-body h4 { font-family: var(--font-display); font-size: 0.9rem; font-weight: 600; color: var(--text-hi); margin: 0 0 5px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.vc-body .vc-site { font-size: 0.74rem; color: var(--text-dim); margin: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mall-empty { padding: 50px 20px; text-align: center; color: var(--text-dim); font-size: 0.9rem; border: 1px dashed var(--line); border-radius: var(--r-lg); }

/* ===== 数据详情弹窗 ===== */
.mall-modal { position: fixed; inset: 0; z-index: 200; display: none; }
.mall-modal.open { display: block; }
.mm-mask { position: absolute; inset: 0; background: rgba(2,4,12,0.82); backdrop-filter: blur(6px); animation: fadeIn 240ms ease; }
.mm-panel { position: relative; width: min(1080px, 92vw); max-height: 88vh; margin: 5vh auto 0; border: 1px solid var(--line-strong); border-radius: 16px; overflow: hidden; background: linear-gradient(150deg, rgba(13,26,58,0.98), rgba(5,8,19,0.98)); box-shadow: 0 30px 80px rgba(0,0,0,0.6); animation: mmIn 260ms ease; overflow-y: auto; }
@keyframes mmIn { from { opacity: 0; transform: translateY(18px) scale(0.985); } }
.mm-close { position: absolute; right: 14px; top: 12px; z-index: 2; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); background: rgba(5,8,19,0.7); color: var(--text-mute); font-size: 20px; line-height: 1; cursor: pointer; }
.mm-close:hover { color: var(--text-hi); border-color: rgba(76,201,240,0.5); }
.mm-grid { display: grid; grid-template-columns: 1.35fr 1fr; }
.mm-video { background: #02040c; }
.mm-video video { width: 100%; height: 100%; display: block; object-fit: contain; max-height: 88vh; }
.mm-info { padding: 26px 26px 24px; border-left: 1px solid var(--line); }
.mm-info .mm-tag { display: inline-block; padding: 4px 12px; border-radius: 99px; font-family: var(--font-mono); font-size: 11px; color: var(--green); border: 1px solid rgba(68,224,138,0.35); background: rgba(68,224,138,0.07); margin-bottom: 12px; }
.mm-info h3 { font-family: var(--font-display); font-size: 1.32rem; font-weight: 600; color: var(--text-hi); margin: 0 0 8px; line-height: 1.4; }
.mm-info .mm-meta { font-size: 0.8rem; color: var(--text-dim); font-family: var(--font-mono); margin: 0 0 16px; line-height: 1.8; }
.mm-info .mm-meta b { color: var(--brand-hi); font-weight: 600; }
.mm-sub { font-size: 0.78rem; color: var(--text-mute); letter-spacing: 0.04em; margin: 0 0 14px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.mm-steps { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 0; }
.mm-steps span { padding: 4px 10px; border-radius: 6px; border: 1px solid var(--line); background: rgba(76,201,240,0.05); color: var(--text-mute); font-size: 0.74rem; }
.mm-steps span b { color: var(--green); font-family: var(--font-mono); margin-right: 5px; font-weight: 600; }
.mm-foot { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.mm-foot .pr b { font-family: var(--font-display); font-size: 1.32rem; color: var(--green); font-weight: 700; }
.mm-foot .pr i { font-style: normal; font-size: 0.74rem; color: var(--text-dim); margin-left: 4px; }
@media(max-width:900px){ .mm-grid { grid-template-columns: 1fr; } .mm-info { border-left: 0; border-top: 1px solid var(--line); } .mm-video video { max-height: 44vh; } }

/* ============ CTA ============ */
.cta-section { padding: 40px 0 100px; }
.cta-card { position: relative; border: 1px solid var(--line-strong); border-radius: 20px; overflow: hidden; background: linear-gradient(120deg, rgba(4,105,207,0.2), rgba(24,166,184,0.12) 45%, rgba(112,87,200,0.18)); box-shadow: var(--shadow-card); }
.cta-card::before { content: ""; position: absolute; left: 40px; right: 40px; top: 0; height: 2px; background: var(--grad-line); }
.cta-inner { padding: 60px 40px; text-align: center; }
.cta-inner h2 { font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 700; margin: 0 0 10px; }
.cta-inner p { color: var(--text-mute); margin: 0 0 28px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ============ 页脚 ============ */
.footer { border-top: 1px solid var(--line); background: rgba(5,8,19,0.7); padding: 56px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 44px; }
.footer h5 { font-family: var(--font-display); color: var(--text-hi); font-size: 0.95rem; margin: 0 0 16px; }
.footer a, .footer li { color: var(--text-dim); font-size: 0.86rem; line-height: 2.1; list-style: none; }
.footer a:hover { color: var(--brand-hi); }
.footer ul { padding: 0; margin: 0; }
.footer-brand p { color: var(--text-dim); font-size: 0.86rem; max-width: 300px; }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; color: var(--text-dim); font-size: 0.8rem; font-family: var(--font-mono); }

/* ============ 响应式 ============ */
@media(max-width:1100px){
  .ec-flow-html { grid-template-columns: repeat(4, 1fr); }
  .ec-flow-node::after { display: none; }
  .ec-admin-grid, .ec-feat-grid { grid-template-columns: 1fr 1fr; }
}
@media(max-width:760px){
  .section { padding: 70px 0; }
  .nav-links { display: none; }
  .ec-flow-html { grid-template-columns: 1fr; padding: 18px; }
  .ec-flow-assurance, .ec-admin-grid, .ec-feat-grid { grid-template-columns: 1fr; padding-left: 18px; padding-right: 18px; }
  .ec-scene { grid-template-columns: 1fr; }
  .ec-scene-tabs { flex-direction: row; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .ec-scene-tab { border-bottom: 0; white-space: nowrap; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ============ 首页精选数据集 ============ */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 0 0 24px; }
.feat-card {
  position: relative; display: block; aspect-ratio: 16/10;
  border-radius: var(--r-lg); overflow: hidden;
  border: 1px solid var(--line); background: #02040c;
  text-decoration: none;
  transition: transform 280ms ease, border-color 280ms ease, box-shadow 280ms ease;
}
.feat-card:hover { transform: translateY(-5px); border-color: rgba(76,201,240,0.5); box-shadow: 0 20px 44px rgba(4,105,207,0.26); }
.feat-card img, .feat-card video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.feat-card img { opacity: 1; transition: opacity 420ms ease; }
.feat-card video { opacity: 0; transition: opacity 420ms ease, transform 600ms ease; }
.feat-card.video-ok video { opacity: 1; }
.feat-card.video-ok img { opacity: 0; }
.feat-card:hover video { transform: scale(1.045); }
.feat-card .fc-grad { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(3,6,16,0) 42%, rgba(3,6,16,0.92) 100%); }
.feat-card .fc-tag {
  position: absolute; left: 12px; top: 12px; padding: 4px 11px; border-radius: 99px;
  font-size: 0.7rem; font-family: var(--font-display); font-weight: 600; letter-spacing: 0.02em;
  color: #051018; background: linear-gradient(120deg, var(--brand-hi), var(--cyan));
  box-shadow: 0 4px 14px rgba(76,201,240,0.3);
}
.feat-card .fc-body { position: absolute; left: 15px; right: 15px; bottom: 13px; display: block; }
.feat-card .fc-body b { display: block; color: #fff; font-family: var(--font-display); font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.feat-card .fc-body i { font-style: normal; font-family: var(--font-mono); font-size: 0.68rem; color: rgba(160,220,255,0.8); letter-spacing: 0.03em; }

.feat-more {
  display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap;
  padding: 20px 28px; border-radius: var(--r-lg);
  border: 1px solid var(--line-strong);
  background: linear-gradient(120deg, rgba(7,13,32,0.7), rgba(10,20,46,0.7));
  margin: 0 0 34px;
}
.feat-more .fm-txt b { display: block; font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: var(--text-hi); margin-bottom: 5px; }
.feat-more .fm-txt span { font-size: 0.82rem; color: var(--text-dim); line-height: 1.6; }

@media(max-width:900px){ .feat-grid { grid-template-columns: repeat(2, 1fr); } }
@media(max-width:560px){ .feat-grid { grid-template-columns: 1fr; } .feat-more { flex-direction: column; align-items: flex-start; } }

/* 精选卡：视频自带标题包装，卡片做纯视频展示（16:9 不裁切） */
.feat-card { aspect-ratio: 16 / 9; }
.feat-card .fc-hover {
  position: absolute; inset: 0; display: grid; place-items: center;
  opacity: 0; transition: opacity 240ms ease; pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(2,4,12,0.08), rgba(2,4,12,0.58));
}
.feat-card:hover .fc-hover { opacity: 1; }
.feat-card .fc-hover-in {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: 99px;
  background: rgba(5,8,19,0.74); border: 1px solid rgba(76,201,240,0.55);
  color: #fff; font-family: var(--font-display); font-size: 0.86rem; font-weight: 500;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  transform: translateY(7px); transition: transform 240ms ease;
  box-shadow: 0 8px 24px rgba(2,6,18,0.5);
}
.feat-card:hover .fc-hover-in { transform: translateY(0); }


/* =========================================================
   2026-10 改版：场景资源 / 交付流程 / 质量体系 / 产能 /
   合规 / 合作方式 / 关于我们
   ========================================================= */

/* ---- 场景资源 ---- */
.res-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.res-card {
  position: relative; display: flex; flex-direction: column;
  padding: 26px 24px 22px; border: 1px solid var(--line-strong); border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(13,26,58,0.62), rgba(7,13,32,0.62));
  overflow: hidden; transition: all 240ms ease;
}
.res-card::after { content: ""; position: absolute; right: -60px; top: -60px; width: 160px; height: 160px; border-radius: 50%; border: 1px solid rgba(76,201,240,0.14); background: rgba(76,201,240,0.04); }
.res-card:hover { transform: translateY(-4px); border-color: rgba(76,201,240,0.42); box-shadow: 0 22px 48px rgba(4,105,207,0.2); }
.res-top { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.res-k { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em; color: var(--green); }
.res-flag { padding: 4px 10px; border-radius: 99px; font-size: 11px; font-family: var(--font-display); font-weight: 600; white-space: nowrap; }
.res-flag.ok { color: var(--green); border: 1px solid rgba(68,224,138,0.32); background: rgba(68,224,138,0.08); }
.res-flag.mid { color: var(--brand-hi); border: 1px solid rgba(76,201,240,0.3); background: rgba(76,201,240,0.07); }
.res-card h3 { position: relative; z-index: 1; font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; margin: 0 0 6px; }
.res-loc { position: relative; z-index: 1; font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-dim); letter-spacing: 0.04em; margin: 0 0 18px; }
.res-list { position: relative; z-index: 1; list-style: none; padding: 0; margin: 0 0 18px; flex: 1; }
.res-list li { position: relative; padding-left: 13px; margin-bottom: 10px; font-size: 0.85rem; line-height: 1.68; color: var(--text-mute); }
.res-list li::before { content: ""; position: absolute; left: 0; top: 9px; width: 5px; height: 5px; border-radius: 50%; background: var(--brand-hi); box-shadow: 0 0 8px rgba(76,201,240,0.7); }
.res-list li b { color: var(--text-hi); font-weight: 600; margin-right: 5px; }
.res-foot { position: relative; z-index: 1; margin: 0; padding-top: 14px; border-top: 1px solid var(--line); font-size: 0.78rem; color: var(--text-dim); line-height: 1.7; }
.res-foot b { color: var(--brand-hi); font-weight: 600; }

.fact-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 18px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--line); overflow: hidden; }
.fs-item { padding: 18px 20px; background: rgba(7,13,32,0.72); }
.fs-item b { display: block; font-family: var(--font-display); font-size: 0.92rem; color: var(--brand-hi); font-weight: 600; margin-bottom: 5px; }
.fs-item span { font-size: 0.78rem; color: var(--text-dim); line-height: 1.65; }

/* ---- 交付流程：5 列 + 三道质检 ---- */
.ec-flow-html.flow-5 { grid-template-columns: repeat(5, minmax(0,1fr)); }
.ec-flow-html.flow-5 .ec-flow-node { min-height: 192px; }
.ec-flow-html.flow-5 .ec-flow-node p b { color: var(--brand-hi); font-weight: 600; }
.qa-lanes { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 0 28px 28px; }
.qa-lane { padding: 18px 20px; border: 1px solid rgba(68,224,138,0.22); border-radius: var(--r); background: rgba(68,224,138,0.05); }
.qa-lane .qa-n { display: inline-block; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--green); margin-bottom: 7px; }
.qa-lane b { display: block; font-family: var(--font-display); font-size: 0.94rem; color: var(--text-hi); margin-bottom: 6px; }
.qa-lane p { margin: 0; font-size: 0.78rem; color: var(--text-dim); line-height: 1.65; }

/* ---- 质量体系 ---- */
.qt-panel { border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: linear-gradient(170deg, rgba(7,13,32,0.8), rgba(10,20,46,0.72)); box-shadow: var(--shadow-card); overflow: hidden; }
.qt-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding: 30px 32px 24px; border-bottom: 1px solid var(--line); background: radial-gradient(600px 200px at 15% 0%, rgba(76,201,240,0.12), transparent 70%); }
.qt-k { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--green); }
.qt-head h3 { font-family: var(--font-display); font-size: clamp(1.15rem, 2vw, 1.55rem); font-weight: 700; margin: 10px 0 0; }
.qt-cost { text-align: right; }
.qt-cost b { display: block; font-family: var(--font-display); font-size: 1.9rem; font-weight: 800; background: var(--grad-cyber); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; line-height: 1.2; }
.qt-cost span { font-family: var(--font-mono); font-size: 10px; color: var(--text-dim); letter-spacing: 0.08em; }
.qt-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 24px 28px 8px; }
.qt-step { position: relative; padding: 18px 18px 16px; border: 1px solid var(--line); border-radius: var(--r); background: rgba(13,26,58,0.5); transition: all 220ms ease; }
.qt-step:hover { border-color: rgba(76,201,240,0.42); transform: translateY(-3px); }
.qt-step > span { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--brand-hi); }
.qt-step h4 { font-family: var(--font-display); font-size: 1rem; font-weight: 600; margin: 8px 0 7px; }
.qt-step p { margin: 0; font-size: 0.79rem; line-height: 1.66; color: var(--text-dim); }
.qt-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 8px 28px 24px; }
.qt-red, .qt-green { padding: 22px 22px 18px; border-radius: var(--r); border: 1px solid var(--line); }
.qt-red { background: rgba(255,86,86,0.045); border-color: rgba(255,120,120,0.18); }
.qt-green { background: rgba(68,224,138,0.05); border-color: rgba(68,224,138,0.22); }
.qt-red h4, .qt-green h4 { font-family: var(--font-display); font-size: 0.98rem; font-weight: 600; margin: 0 0 12px; }
.qt-red h4 { color: #ff8f8f; }
.qt-green h4 { color: var(--green); }
.qt-red ul { list-style: none; padding: 0; margin: 0; }
.qt-red li { position: relative; padding-left: 20px; margin-bottom: 8px; font-size: 0.82rem; line-height: 1.6; color: var(--text-mute); }
.qt-red li::before { content: "\00d7"; position: absolute; left: 2px; top: -1px; color: #ff7b7b; font-weight: 700; }
.qt-quote { margin: 0 0 12px; padding-left: 14px; border-left: 2px solid var(--green); font-family: var(--font-display); font-size: 0.96rem; font-weight: 600; line-height: 1.75; color: var(--text-hi); }
.qt-note { margin: 0; font-size: 0.79rem; line-height: 1.7; color: var(--text-dim); }
.spec-strip { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line); border-top: 1px solid var(--line); }
.spec { padding: 16px 18px; background: rgba(7,13,32,0.9); }
.spec b { display: block; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--brand-hi); margin-bottom: 5px; }
.spec span { font-size: 0.76rem; color: var(--text-dim); line-height: 1.6; }

/* ---- 产能 ---- */
.cap-panel { border: 1px solid var(--line-strong); border-radius: var(--r-lg); overflow: hidden; background: linear-gradient(120deg, rgba(13,26,58,0.6), rgba(10,20,46,0.6)); }
.cap-stats { display: grid; grid-template-columns: repeat(4, 1fr); }
.cap-stat { padding: 30px 22px; text-align: center; border-right: 1px solid var(--line); }
.cap-stat:last-child { border-right: 0; }
.cap-stat b { display: block; font-family: var(--font-display); font-size: 2.4rem; font-weight: 800; line-height: 1.15; background: var(--grad-cyber); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.cap-stat i { font-style: normal; font-size: 0.84rem; color: var(--text-mute); }
.cap-foot { padding: 20px 26px 22px; border-top: 1px solid var(--line); background: rgba(7,13,32,0.5); }
.cap-foot p { margin: 0; font-size: 0.88rem; color: var(--text-mute); line-height: 1.75; }
.cap-foot p b { color: var(--text-hi); }
.cap-foot .cap-note { margin-top: 8px; font-size: 0.78rem; color: var(--text-dim); }

/* ---- 合规 ---- */
.comp-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.comp-item { padding: 24px 22px; border: 1px solid var(--line); border-radius: var(--r); background: linear-gradient(160deg, rgba(13,26,58,0.52), rgba(7,13,32,0.52)); transition: all 220ms ease; }
.comp-item:hover { border-color: rgba(76,201,240,0.38); transform: translateY(-3px); }
.comp-item .ci { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--green); }
.comp-item h4 { font-family: var(--font-display); font-size: 1rem; font-weight: 600; margin: 8px 0 7px; }
.comp-item p { margin: 0; font-size: 0.82rem; line-height: 1.7; color: var(--text-mute); }

/* ---- 合作方式 ---- */
.svc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.svc-card { display: flex; flex-direction: column; padding: 24px 22px; border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: linear-gradient(170deg, rgba(13,26,58,0.6), rgba(7,13,32,0.6)); transition: all 240ms ease; }
.svc-card:hover { transform: translateY(-4px); border-color: rgba(76,201,240,0.42); box-shadow: 0 20px 44px rgba(4,105,207,0.18); }
.svc-n { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--brand-hi); margin-bottom: 12px; }
.svc-card h4 { font-family: var(--font-display); font-size: 1.08rem; font-weight: 600; margin: 0 0 10px; }
.svc-card p { flex: 1; margin: 0 0 16px; font-size: 0.82rem; line-height: 1.75; color: var(--text-mute); }
.svc-fit { display: block; padding-top: 12px; border-top: 1px solid var(--line); font-size: 0.74rem; color: var(--text-dim); line-height: 1.6; }

.roadmap { margin-top: 18px; padding: 24px 26px; border: 1px solid var(--line); border-radius: var(--r-lg); background: rgba(7,13,32,0.55); }
.rm-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.rm-k { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--green); }
.rm-head b { font-family: var(--font-display); font-size: 1rem; color: var(--text-hi); }
.rm-line { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.rm-step { position: relative; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--r); background: rgba(13,26,58,0.4); }
.rm-step span { font-family: var(--font-mono); font-size: 10px; color: var(--text-dim); }
.rm-step b { display: block; margin-top: 4px; font-family: var(--font-display); font-size: 1rem; color: var(--text-dim); font-weight: 600; }
.rm-step i { font-style: normal; font-size: 0.72rem; color: var(--text-dim); }
.rm-step.on { border-color: rgba(68,224,138,0.3); background: rgba(68,224,138,0.06); }
.rm-step.on b { color: var(--text-hi); }
.rm-step.on i { color: var(--green); }
.rm-note { margin: 14px 0 0; font-size: 0.78rem; color: var(--text-dim); line-height: 1.7; }

/* ---- 关于我们 / 核场 ---- */
.about-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 18px; align-items: stretch; }
.about-card { border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: linear-gradient(170deg, rgba(7,13,32,0.62), rgba(10,20,46,0.62)); overflow: hidden; }
.about-row { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 16px 24px; border-bottom: 1px solid var(--line); }
.about-row:last-child { border-bottom: 0; }
.about-row .ak { font-family: var(--font-display); font-size: 0.86rem; color: var(--brand-hi); font-weight: 600; }
.about-row .av { font-size: 0.88rem; line-height: 1.72; color: var(--text-mute); }
.tel-link { color: var(--green); font-family: var(--font-mono); font-weight: 600; border-bottom: 1px dashed rgba(68,224,138,0.45); }
.visit-card { display: flex; flex-direction: column; padding: 30px 28px 24px; border: 1px solid rgba(68,224,138,0.22); border-radius: var(--r-lg); background: radial-gradient(500px 240px at 100% 0%, rgba(68,224,138,0.1), transparent 70%), linear-gradient(170deg, rgba(13,26,58,0.7), rgba(7,13,32,0.7)); }
.visit-card .vc-k { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--green); margin-bottom: 12px; }
.visit-card h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; line-height: 1.45; margin: 0 0 12px; }
.visit-card > p { margin: 0 0 16px; font-size: 0.86rem; line-height: 1.75; color: var(--text-mute); }
.visit-card ul { list-style: none; padding: 0; margin: 0 0 20px; }
.visit-card li { position: relative; padding-left: 20px; margin-bottom: 8px; font-size: 0.82rem; color: var(--text-mute); }
.visit-card li::before { content: ""; position: absolute; left: 2px; top: 7px; width: 9px; height: 5px; border-left: 2px solid var(--green); border-bottom: 2px solid var(--green); transform: rotate(-45deg); }
.visit-card .btn { align-self: flex-start; }
.visit-note { margin: 12px 0 0 !important; font-size: 0.74rem !important; color: var(--text-dim) !important; }

/* ---- CTA 补充 ---- */
.cta-note { margin: 18px 0 0 !important; font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-dim); letter-spacing: 0.02em; }

/* ---- 新版响应式 ---- */
@media(max-width:1100px){
  .res-grid { grid-template-columns: 1fr 1fr; }
  .res-card:last-child { grid-column: span 2; }
  .ec-flow-html.flow-5 { grid-template-columns: repeat(3, 1fr); }
  .spec-strip { grid-template-columns: repeat(3, 1fr); }
  .svc-grid { grid-template-columns: 1fr 1fr; }
  .comp-grid { grid-template-columns: 1fr 1fr; }
  .fact-strip { grid-template-columns: 1fr 1fr; }
}
@media(max-width:900px){
  .about-grid { grid-template-columns: 1fr; }
  .qt-cols { grid-template-columns: 1fr; }
  .qt-flow { grid-template-columns: 1fr 1fr; }
  .qa-lanes { grid-template-columns: 1fr; }
  .cap-stats { grid-template-columns: 1fr 1fr; }
  .cap-stat { border-bottom: 1px solid var(--line); }
}
@media(max-width:760px){
  .res-grid, .svc-grid, .comp-grid, .fact-strip { grid-template-columns: 1fr; }
  .res-card:last-child { grid-column: auto; }
  .ec-flow-html.flow-5 { grid-template-columns: 1fr; }
  .spec-strip { grid-template-columns: 1fr 1fr; }
  .rm-line { grid-template-columns: 1fr 1fr; }
  .qt-head { padding: 22px; }
  .qt-cost { text-align: left; }
  .qt-flow, .qt-cols, .qa-lanes { padding-left: 18px; padding-right: 18px; }
  .about-row { grid-template-columns: 1fr; gap: 4px; }
}

/* ---- 改版修正：锚点偏移 / 首屏布局 / 质量体系补位 ---- */
section[id], #visit, #top { scroll-margin-top: 86px; }

@media(min-width:1241px){
  .hero-inner { max-width: 790px; margin-left: max(20px, calc((100vw - 1280px) / 2)); margin-right: 0; }
  .hero-visual { width: 340px; right: 0; top: 148px; }
  .hero .lead { font-size: 1.14rem; }
}
@media(max-width:1240px){
  .hero-visual { display: none; }
}

.qt-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 18px; padding-top: 16px; border-top: 1px solid rgba(68,224,138,0.18); }
.qt-metrics div { text-align: left; }
.qt-metrics b { display: block; font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; color: var(--text-hi); line-height: 1.3; }
.qt-metrics span { font-size: 0.7rem; color: var(--text-dim); letter-spacing: 0.02em; }
@media(max-width:760px){ .qt-metrics { grid-template-columns: 1fr; gap: 10px; } }

@media(max-width:1080px){ .nav-links { display: none; } }

@media(max-width:600px){
  .nav-cta .btn-ghost { display: none; }
  .nav-cta .btn { padding: 7px 12px !important; font-size: 0.8rem !important; }
}

/* =========================================================
   2026-10-18：全链路自持 / 自有技术团队 / 护理机器人
   ========================================================= */

.pipe {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line-strong); border-radius: var(--r-lg); overflow: hidden;
  background: linear-gradient(180deg, rgba(10,20,46,0.72), rgba(7,13,32,0.72));
  box-shadow: var(--shadow-card);
}
.pipe-step {
  position: relative; display: flex; flex-direction: column;
  padding: 26px 24px 22px; border-right: 1px solid var(--line);
  transition: background 240ms ease;
}
.pipe-step:last-child { border-right: 0; }
.pipe-step::after {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: var(--grad-cyber); opacity: 0; transition: opacity 240ms ease;
}
.pipe-step:hover { background: rgba(76,201,240,0.04); }
.pipe-step:hover::after { opacity: 1; }
.pipe-top { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 15px; }
.pipe-n { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--green); }
.pipe-en { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.16em; color: var(--text-dim); }
.pipe-step h4 { font-family: var(--font-display); font-size: 1.22rem; font-weight: 700; margin: 0 0 9px; }
.pipe-step p { flex: 1; margin: 0; font-size: 0.8rem; line-height: 1.72; color: var(--text-mute); }
.pipe-out {
  display: block; margin-top: 16px; padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.05em; color: var(--brand-hi);
}

.tech-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.tech-card {
  padding: 30px 30px 26px; border: 1px solid var(--line-strong); border-radius: var(--r-lg);
  background: linear-gradient(170deg, rgba(13,26,58,0.6), rgba(7,13,32,0.6));
}
.tc-k { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--green); }
.tech-card h3, .robot-card h3 {
  font-family: var(--font-display); font-size: 1.34rem; font-weight: 700;
  line-height: 1.5; margin: 10px 0 12px;
}
.tech-card > p { margin: 0 0 18px; font-size: 0.85rem; line-height: 1.78; color: var(--text-mute); }
.tech-list { list-style: none; padding: 0; margin: 0; }
.tech-list li { position: relative; padding-left: 20px; margin-bottom: 13px; font-size: 0.81rem; line-height: 1.7; color: var(--text-mute); }
.tech-list li:last-child { margin-bottom: 0; }
.tech-list li::before {
  content: ""; position: absolute; left: 2px; top: 6px; width: 9px; height: 5px;
  border-left: 2px solid var(--brand-hi); border-bottom: 2px solid var(--brand-hi); transform: rotate(-45deg);
}
.tech-list li b { display: block; color: var(--text-hi); font-weight: 600; margin-bottom: 2px; }

.robot-card {
  position: relative; overflow: hidden;
  padding: 30px 30px 26px; border: 1px solid rgba(68,224,138,0.28); border-radius: var(--r-lg);
  background:
    radial-gradient(620px 300px at 100% 0%, rgba(68,224,138,0.13), transparent 65%),
    linear-gradient(170deg, rgba(13,26,58,0.78), rgba(7,13,32,0.8));
}
.robot-card::before {
  content: ""; position: absolute; right: -80px; bottom: -110px; width: 280px; height: 280px;
  border-radius: 50%; border: 1px solid rgba(68,224,138,0.16); pointer-events: none;
}
.robot-card .tc-k { color: var(--green); }
.robot-card h3 { color: var(--text-hi); }
.rc-lead { position: relative; z-index: 1; margin: 0 0 16px; font-size: 0.85rem; line-height: 1.82; color: var(--text-mute); }
.rc-lead b { color: var(--text-hi); font-weight: 600; }
.rc-list { position: relative; z-index: 1; list-style: none; padding: 0; margin: 0 0 16px; }
.rc-list li { position: relative; padding-left: 18px; margin-bottom: 8px; font-size: 0.81rem; line-height: 1.65; color: var(--text-mute); }
.rc-list li::before {
  content: ""; position: absolute; left: 0; top: 8px; width: 5px; height: 5px;
  border-radius: 50%; background: var(--green); box-shadow: 0 0 8px rgba(68,224,138,0.75);
}
.rc-list li b { color: var(--text-hi); font-weight: 600; margin-right: 6px; }
.rc-note {
  position: relative; z-index: 1; margin: 0; padding-top: 14px;
  border-top: 1px solid rgba(68,224,138,0.2);
  font-size: 0.76rem; line-height: 1.72; color: var(--text-dim);
}

@media(max-width:1100px){
  .pipe { grid-template-columns: 1fr 1fr; }
  .pipe-step:nth-child(2) { border-right: 0; }
  .pipe-step:nth-child(1), .pipe-step:nth-child(2) { border-bottom: 1px solid var(--line); }
  .tech-grid { grid-template-columns: 1fr; }
}
@media(max-width:760px){
  .pipe { grid-template-columns: 1fr; }
  .pipe-step { border-right: 0; border-bottom: 1px solid var(--line); }
  .pipe-step:last-child { border-bottom: 0; }
  .tech-card, .robot-card { padding: 24px 22px 22px; }
  .tech-card h3, .robot-card h3 { font-size: 1.18rem; }
}

.rc-flow {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between; gap: 6px;
  margin: 4px 0 16px; padding: 13px 14px;
  border: 1px solid rgba(68,224,138,0.2); border-radius: var(--r);
  background: rgba(68,224,138,0.05);
}
.rc-flow span { font-family: var(--font-display); font-size: 0.78rem; font-weight: 600; color: var(--text-hi); white-space: nowrap; }
.rc-flow i { font-style: normal; font-family: var(--font-mono); font-size: 0.7rem; color: rgba(68,224,138,0.7); }
@media(max-width:420px){ .rc-flow { padding: 11px 10px; } .rc-flow span { font-size: 0.7rem; } }

.pipe-en { color: var(--text-mute) !important; }
.rc-note { color: var(--text-mute) !important; }