/* ============================================================
   mczl.tech 麦驰智联官网 - 设计系统
   深色科技风 × 蓝青渐变 × 简洁动效
   ============================================================ */

:root {
  /* ===== 色板（v2 深蓝科技：近黑深蓝打底 + 蓝青双强调色） ===== */
  --bg-0: #060B18;
  --bg-1: #0B1226;
  --bg-2: #111A33;
  --bg-3: #16203D;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-2: rgba(255, 255, 255, 0.075);
  --border: rgba(120, 160, 255, 0.16);
  --border-strong: rgba(120, 160, 255, 0.32);

  /* 主色：品牌蓝承担主行动，青色承担强调与数据高亮 */
  --blue: #2E6DF6;
  --brand: #2E6DF6;
  --brand-600: #2559D0;
  --indigo: #1F54C8;
  --violet: #38C8F2;
  --cyan: #27D0F0;
  --purple-deep: #144894;

  /* 渐变仅保留品牌主 CTA 一处；图标底色、文字高亮一律纯色 */
  --grad-main: linear-gradient(120deg, #2559D0 0%, #2E6DF6 50%, #27D0F0 100%);
  --tint-soft: rgba(46, 109, 246, 0.12);
  --tint-cyan: rgba(39, 208, 240, 0.1);

  --text-1: #E8EDF9;
  --text-2: #A8B4D0;
  --text-3: #7C88A8;

  --ok: #2FBF71;
  --warn: #F5A524;
  --danger: #F0523F;

  /* 排版 */
  --font: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
  --fs-hero: clamp(34px, 4.6vw, 56px);
  --fs-h2: clamp(26px, 2.8vw, 38px);
  --fs-h3: clamp(19px, 1.6vw, 24px);
  --fs-body: 16px;
  --fs-small: 14px;
  --radius: 12px;
  --radius-sm: 8px;

  /* 间距刻度（8px 基准，禁止零散数值） */
  --s1: 8px;
  --s2: 16px;
  --s3: 24px;
  --s4: 32px;
  --s5: 48px;
  --s6: 64px;
  --s7: 96px;
  --s8: 120px;

  /* 圆角与阴影 */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 26px;
  --r-full: 999px;
  --sh-1: 0 2px 10px rgba(0, 0, 0, 0.28);
  --sh-2: 0 18px 48px rgba(0, 0, 0, 0.42);
  --glow-cyan: 0 0 0 1px rgba(39, 208, 240, 0.35), 0 8px 30px rgba(39, 208, 240, 0.18);
  --shadow-card: 0 18px 48px rgba(0, 0, 0, 0.42);

  /* 布局 */
  --container: 1200px;
  --nav-h: 72px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; border-radius: 4px; }

/* 跳转到主要内容：默认移出视口，键盘聚焦时才显现
   让键盘与读屏用户不必逐个 Tab 过导航项 */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: 12px 20px;
  background: var(--brand);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border-radius: 0 0 var(--r-sm) 0;
}
.skip-link:focus {
  left: 0;
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

body {
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-1);
  background: var(--bg-0);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 背景：一层极淡顶部光，克制不炫 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 70% 45% at 50% -10%, rgba(46, 109, 246, 0.1), transparent 62%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1) 40%, var(--bg-0));
}
/* 细网格：工程图纸质感，非科幻全息 */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(110, 150, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(110, 150, 255, 0.028) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 25%, transparent 75%);
  pointer-events: none;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
/* <picture> 只是格式选择容器，不应参与布局
   （带 class 的 picture 如 .hw-shot-item 会用类选择器覆盖此规则） */
picture { display: contents; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 28px; }

/* ============ 导航 ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  backdrop-filter: blur(18px);
  background: rgba(5, 6, 15, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: .5px;
}
.nav-logo img { width: 150px; height: auto; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  position: relative;
  padding: 9px 14px;
  border-radius: 8px;
  font-size: 15px;
  color: var(--text-2);
  transition: color .25s, background .25s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-1); background: var(--surface-2); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: var(--grad-main);
  box-shadow: 0 6px 18px rgba(46, 109, 246, 0.28);
  transition: background .25s, box-shadow .25s;
  white-space: nowrap;
}
.nav-cta:hover { box-shadow: 0 8px 24px rgba(46, 109, 246, 0.38); }

/* ============ Hero ============ */
.hero {
  position: relative;
  padding: clamp(72px, 9vw, 128px) 0 clamp(64px, 7vw, 100px);
  overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--cyan);
  background: var(--tint-cyan);
  border: 1px solid rgba(39, 208, 240, 0.25);
  margin-bottom: 22px;
}
.hero-badge span { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); }

.hero h1 {
  font-size: var(--fs-hero);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: .5px;
  margin-bottom: 20px;
}
.hero h1 .grad { color: var(--cyan); }
.hero-sub { font-size: clamp(16px, 1.4vw, 19px); color: var(--text-2); max-width: 560px; margin-bottom: 36px; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  transition: background .25s, box-shadow .25s, border-color .25s;
  border: none;
}
.btn-primary { color: #fff; background: var(--grad-main); box-shadow: 0 8px 20px rgba(46, 109, 246, 0.3); }
.btn-primary:hover { background: linear-gradient(120deg, #2a66ea 0%, #3f7bf8 50%, #4aaff7 100%); box-shadow: 0 10px 26px rgba(46, 109, 246, 0.4); }
.btn-ghost { color: var(--text-1); background: var(--surface-2); border: 1px solid var(--border-strong); }
.btn-ghost:hover { border-color: var(--cyan); background: rgba(110, 150, 255, 0.12); }

.hero-proof { display: flex; gap: 32px; flex-wrap: wrap; }
.hero-proof .n { font-size: 28px; font-weight: 700; color: var(--text-1); }
.hero-proof .n small { font-size: 15px; font-weight: 600; color: var(--text-2); }
.hero-proof .l { font-size: 13px; color: var(--text-3); }

/* 页头行动区（v2）：按钮组 + 指标条之间的呼吸 */
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin: var(--s4) 0 var(--s5); }
@media (max-width: 720px) {
  .hero-actions { margin: var(--s3) 0 var(--s4); }
  .hero-actions .btn { flex: 1 1 100%; }
}

.hero-visual { position: relative; }
.hero-img {
  position: relative;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.hero-img img { width: 100%; height: auto; }
/* 静态指标条：展示系统内的实时状态，替代漂浮卡 */
.hero-float {
  position: absolute;
  background: rgba(16, 20, 46, 0.9);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 12px 16px;
  box-shadow: 0 10px 30px rgba(3, 5, 20, 0.5);
}
.hero-float.f1 { bottom: 24px; left: -30px; }
.hero-float.f2 { top: 26px; right: -18px; }
.hero-float .t { font-size: 12px; color: var(--text-2); margin-bottom: 3px; }
.hero-float .v { font-size: 16px; font-weight: 600; color: var(--text-1); }

/* ============ Section 通用 ============ */
.section { padding: clamp(56px, 6vw, 88px) 0; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto clamp(40px, 5vw, 64px); }
.section-head-tight { margin-bottom: 36px; }
/* 区块小标签：中文优先、排版克制
   已去掉全大写 + .14em 大字距——那是 SaaS 模板最容易识别的痕迹 */
.section-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; letter-spacing: .04em;
  color: var(--text-3); margin-bottom: 12px;
}
.section-eyebrow::before {
  content: ""; width: 16px; height: 2px; border-radius: 2px; background: var(--cyan);
}
.section-head h2 { font-size: var(--fs-h2); font-weight: 700; margin-bottom: 14px; letter-spacing: .5px; }
.section-head p { color: var(--text-2); font-size: 17px; }

/* 分区淡色底（替代内联渐变） */
.section-tint {
  background: linear-gradient(180deg, transparent, rgba(46, 109, 246, 0.05), transparent);
}
/* 无顶部留白的相邻分区（替代内联 padding-top:0） */
.section-flush { padding-top: 0; }
/* 法律文档正文区（替代内联 padding-top:0） */
.section-top-flush { padding-top: 0; }
/* 服务保障卡（客户案例页） */
.svc-card h3 { font-size: 17px; margin-bottom: 8px; }
.svc-card p { font-size: 14px; color: var(--text-2); }
/* 步骤数字图标（解决方案页） */
.num-badge { color: var(--text-1) !important; font-weight: 700; font-style: normal; }

/* 卡片：深底描边，hover 仅提亮边框与底，不上浮不发光 */
.card {
  background: linear-gradient(160deg, rgba(20, 29, 66, 0.72), rgba(10, 13, 31, 0.88));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: border-color .3s, background .3s;
}
.card:hover { border-color: var(--border-strong); background: linear-gradient(160deg, rgba(24, 34, 76, 0.8), rgba(12, 15, 36, 0.9)); }

/* 产品卡（首页三大系统）：去内联样式后的语义化类 */
/* 自适应列数：产品由 3 套增至 4 套后，固定 3 列会剩一个孤行；
   改成 auto-fit 后 3/4/6/11 个卡片都能排满，不会留半行。 */
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.card-en { display: block; color: var(--text-3); font-weight: 400; font-size: 13px; margin-top: 2px; }
.card-tagline { color: var(--text-2); font-size: 14px; margin: 14px 0 12px; }
.card-text { color: var(--text-2); font-size: 14px; margin: 0 0 20px; }
.card-link { display: inline-flex; align-items: center; gap: 6px; color: var(--cyan); font-size: 14px; }
.card-link:hover { color: var(--text-1); }
.center-cta { text-align: center; margin-top: 36px; }

/* ============ 产品优势 ============ */
.advantage-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.advantage-icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 12px;
  background: var(--tint-soft);
  border: 1px solid var(--border-strong);
  color: var(--cyan);
  margin-bottom: 18px;
  font-size: 24px;
}
.advantage-grid h3 { font-size: 17px; margin-bottom: 8px; }
.advantage-grid p { font-size: 14px; color: var(--text-2); line-height: 1.7; }

/* ============ 应用场景 ============ */
.scenario-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.scenario { position: relative; min-height: 200px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
.scenario img { width: 100%; height: 100%; object-fit: cover; opacity: .35; transition: transform .6s, opacity .6s; }
.scenario:hover img { transform: scale(1.06); opacity: .5; }
.scenario .sc-body { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end; padding: 22px; background: linear-gradient(180deg, transparent 40%, rgba(5,6,15,.92)); }
.scenario h3 { font-size: 19px; margin-bottom: 6px; }
.scenario p { font-size: 14px; color: var(--text-2); }

/* ============ 解决方案 ============ */
.solution-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.solution .sl-icon { font-size: 30px; margin-bottom: 16px; }
.solution h3 { font-size: 18px; margin-bottom: 10px; }
.solution p { font-size: 14.5px; color: var(--text-2); }
.solution .sl-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-size: 14px; color: var(--cyan); }

/* ============ 案例 ============ */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.case-card .case-img { border-radius: 12px; overflow: hidden; margin-bottom: 18px; aspect-ratio: 16 / 9; background: var(--bg-2); }
.case-card .case-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.case-card .case-img.cw { background: #f4f6fb; display: flex; align-items: center; justify-content: center; }
.case-card .case-img.cw img { width: 62%; height: auto; object-fit: contain; }
.case-card:hover .case-img img { transform: scale(1.05); }
.case-card:hover .case-img.cw img { transform: scale(1.03); }
.case-card h3 { font-size: 17px; margin-bottom: 4px; }
.case-card .ind { font-size: 13px; color: var(--cyan); margin-bottom: 10px; }
.case-card p { font-size: 14px; color: var(--text-2); }

/* ============ 客户徽章墙 ============ */
.client-wall {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  align-items: stretch;
}
/* 单层卡片：原先"卡片里再套一个徽章"的双层描边，看起来像未填充的占位符 */
.client-item {
  display: flex; align-items: center; justify-content: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  min-height: 68px;
  transition: border-color .25s, background .25s;
}
.client-badge {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-2);
  text-align: center;
  line-height: 1.5;
  background: none;
  border: none;
  padding: 0;
}
.client-item:hover { border-color: var(--border-strong); background: var(--surface-2); }
.client-item:hover .client-badge { color: var(--text-1); }

/* ============ FAQ ============ */
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); overflow: hidden; }
.faq-q {
  width: 100%;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--text-1);
  font-size: 16.5px;
  font-weight: 600;
  text-align: left;
}
.faq-q .arrow { transition: transform .3s; color: var(--cyan); font-size: 18px; }
.faq-item.open .arrow { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 24px 20px; color: var(--text-2); font-size: 15px; line-height: 1.9; }
.faq-item.open .faq-a { display: block; }

/* 演示页与联系页通用排版类（去内联样式） */
.form-title-lg { font-size: 24px; font-weight: 700; margin-bottom: 24px; }
.form-title { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.form-sub { font-size: 14px; color: var(--text-2); margin-bottom: 22px; }
.tip-card { margin-top: 28px; }
.tip-title { font-size: 17px; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.tip-text { font-size: 14px; color: var(--text-2); }
.btn-block { width: 100%; margin-top: 20px; }
.form-foot { font-size: 13px; color: var(--text-3); margin-top: 12px; text-align: center; }
.form-foot a { color: var(--cyan); }

/* ============ CTA ============ */
.cta-band {
  position: relative;
  border-radius: 16px;
  padding: clamp(44px, 5vw, 72px);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(20, 72, 148, 0.5), rgba(46, 109, 246, 0.24) 45%, rgba(16, 20, 46, 0.9));
  border: 1px solid var(--border-strong);
  text-align: center;
}
.cta-band > * { position: relative; }
.cta-band h2 { font-size: var(--fs-h3); font-size: clamp(24px, 2.6vw, 34px); font-weight: 700; margin-bottom: 12px; }
.cta-band p { color: var(--text-2); margin-bottom: 28px; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-phone { font-size: 19px; font-weight: 700; color: #fff; margin-top: 18px; display: inline-block; }
.cta-phone.inline { margin-top: 0; }
.cta-phone b { color: var(--cyan); }

/* ============ 页脚 ============ */
.footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 28px;
  background: rgba(5, 6, 15, 0.6);
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 36px; margin-bottom: 40px; }
.footer h4 { font-size: 15px; margin-bottom: 16px; color: var(--text-1); }
.footer a, .footer li { font-size: 14px; color: var(--text-2); line-height: 2.1; }
.footer a:hover { color: var(--cyan); }
.footer .brand p { font-size: 14px; color: var(--text-2); margin-top: 12px; max-width: 300px; }
.footer .brand img { width: 150px; height: auto; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-3);
}
.footer-bottom a { color: var(--text-3); font-size: 13px; }
.footer-bottom a:hover { color: var(--cyan); }

/* ============ 表单 ============ */
.form-card {
  background: linear-gradient(160deg, rgba(20, 29, 66, 0.7), rgba(10, 13, 31, 0.9));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
.field label { display: block; font-size: 14px; color: var(--text-2); margin-bottom: 8px; }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 13px 16px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(10, 13, 31, 0.7);
  color: var(--text-1);
  font-size: 15px;
  transition: border-color .25s, box-shadow .25s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(39, 208, 240, 0.18);
}
.field textarea { min-height: 120px; resize: vertical; }
.form-msg { margin-top: 16px; padding: 12px 16px; border-radius: 10px; font-size: 14px; display: none; }
.form-msg.ok { display: block; color: var(--ok); background: rgba(52, 211, 153, 0.1); border: 1px solid rgba(52, 211, 153, 0.3); }
.form-msg.err { display: block; color: var(--danger); background: rgba(248, 113, 113, 0.1); border: 1px solid rgba(248, 113, 113, 0.3); }

/* ============ 页面头部 Banner ============ */
.page-hero { padding: clamp(52px, 6vw, 88px) 0 40px; border-bottom: 1px solid var(--border); margin-bottom: 0; }
.page-hero .eyebrow { color: var(--text-3); font-size: 13px; letter-spacing: .04em; margin-bottom: 12px; display: inline-block; }
.page-hero h1 { font-size: var(--fs-h2); font-weight: 800; margin-bottom: 12px; }
/* h1 后的"本页涵盖"副标题：让页面主题对搜索引擎明确，同时告诉读者这页到底讲什么 */
.page-hero .hero-sub { margin: 0 0 14px; font-size: 15px; font-weight: 600; line-height: 1.65; letter-spacing: .01em; color: var(--text-2); }
.page-hero p { color: var(--text-2); max-width: 720px; font-size: 17px; }

/* 面包屑导航：与 JSON-LD 里的 BreadcrumbList 一一对应，承担内页权重的层级传递 */
.crumbs { border-bottom: 1px solid var(--border); }
.crumbs ol { display: flex; flex-wrap: wrap; align-items: center; padding: 13px 0; margin: 0; list-style: none; font-size: 13px; color: var(--text-3); }
.crumbs li { display: flex; align-items: center; gap: 8px; }
.crumbs li + li::before { content: "/"; margin-right: 8px; color: rgba(124, 136, 168, 0.5); }
.crumbs a { color: var(--text-3); transition: color .2s; }
.crumbs a:hover { color: var(--cyan); }
.crumbs [aria-current="page"] { color: var(--text-2); }

/* 产品独立页（/software/visitor · /meeting · /park） */
.swd-hero-ctas { margin-top: 26px; }
.swd-note { margin-top: 4px; font-size: 14px; line-height: 1.8; color: var(--text-3); }
.swd-note a { color: var(--cyan); }
.swd-deploy { margin-top: 16px; font-size: 15px; line-height: 1.8; color: var(--text-2); }
.swd-deploy b { color: var(--text-1); }
.swd-faq { max-width: 900px; }
.swd-faq h3 { font-size: 17px; font-weight: 700; color: var(--text-1); margin-bottom: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.product-grid .card h3 a { color: var(--text-1); transition: color .2s; }
.product-grid .card h3 a:hover { color: var(--cyan); }

/* ============ 软件产品页 ============ */
.soft-block { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; padding: 56px 0; }
.soft-block:nth-child(even) { direction: rtl; }
.soft-block:nth-child(even) > * { direction: ltr; }
.soft-img { border-radius: 16px; overflow: hidden; border: 1px solid var(--border-strong); box-shadow: var(--shadow-card); }
.soft-img img { width: 100%; height: auto; }
.soft-tag { display: inline-block; font-size: 13px; color: var(--cyan); padding: 6px 14px; border-radius: 8px; background: var(--tint-cyan); border: 1px solid rgba(39, 208, 240, 0.22); margin-bottom: 18px; }
.soft-block h2 { font-size: clamp(24px, 2.4vw, 34px); font-weight: 700; margin-bottom: 14px; }
.soft-block h2 a { color: var(--text-1); transition: color .2s; }
.soft-block h2 a:hover { color: var(--cyan); }
.soft-block .lead { color: var(--text-2); font-size: 16px; margin-bottom: 22px; }
.soft-intro { color: var(--text-2); margin-bottom: 22px; }
.soft-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.soft-points { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; margin-bottom: 28px; }
.soft-points li { display: flex; gap: 10px; align-items: flex-start; font-size: 14.5px; color: var(--text-1); }
.soft-points li::before { content: "✓"; color: var(--cyan); font-weight: 700; flex-shrink: 0; }

/* ============ 硬件产品页 ============ */
.hw-filter { display: flex; gap: 8px; margin-bottom: 32px; flex-wrap: wrap; }
.hw-chip {
  padding: 8px 18px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  font-size: 14px;
  transition: all .25s;
}
.hw-chip:hover, .hw-chip.active { color: #fff; background: var(--blue); border-color: transparent; }
.hw-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.hw-card { display: flex; flex-direction: column; }
.hw-card[hidden] { display: none !important; }
.hw-card .hw-img {
  position: relative; aspect-ratio: 4 / 3; border-radius: 14px; overflow: hidden;
  margin-bottom: 18px; display: grid; place-items: center; padding: 16px;
  background-color: #0a1326;
  background-image:
    linear-gradient(160deg, rgba(16, 29, 60, .95), rgba(10, 19, 38, .98)),
    linear-gradient(rgba(120, 160, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 160, 255, .06) 1px, transparent 1px);
  background-size: auto, 34px 34px, 34px 34px;
  border: 1px solid var(--border);
}
.hw-card .hw-img img { width: 100%; height: 100%; object-fit: contain; }
.hw-card h3 { font-size: 18px; margin-bottom: 4px; }
.hw-card .hw-cat { font-size: 12px; color: var(--cyan); letter-spacing: 1px; margin-bottom: 10px; }
.hw-card p { font-size: 14px; color: var(--text-2); margin-bottom: 14px; }
.hw-specs { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.hw-specs li { font-size: 12px; color: var(--text-2); padding: 4px 10px; border-radius: 6px; background: var(--surface-2); border: 1px solid var(--border); }

/* ---- 硬件页 · 指标条 ---- */
.hw-proof { margin-top: 30px; gap: 44px; }
.hw-proof .p { display: flex; flex-direction: column; }
.hw-proof .n { font-size: 30px; line-height: 1.3; }
.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;
}

/* ---- 硬件页 · 旗舰展台（白底商品照 → 浅色展台） ---- */
.flag-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.flag-card {
  background: linear-gradient(160deg, rgba(20, 29, 66, 0.72), rgba(10, 13, 31, 0.88));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 26px 30px;
  transition: border-color .3s;
}
.flag-card:hover { border-color: var(--border-strong); }
.flag-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.flag-badge {
  display: inline-flex; align-items: center;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 12.5px; font-weight: 700; letter-spacing: 1px;
  color: var(--cyan);
  background: var(--tint-cyan);
  border: 1px solid rgba(39, 208, 240, 0.3);
}
.flag-form { font-size: 13px; color: var(--text-3); white-space: nowrap; }
.flag-visual {
  background: linear-gradient(180deg, #ffffff 0%, #f2f5fb 100%);
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 12px;
  padding: 26px 32px;
  margin-bottom: 20px;
  aspect-ratio: 4 / 5;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.flag-visual img {
  max-width: 100%; max-height: 100%;
  width: auto; height: auto; object-fit: contain;
  filter: drop-shadow(0 20px 26px rgba(10, 20, 50, 0.16));
}
.flag-card h3 { font-size: 21px; margin-bottom: 8px; }
.flag-desc { font-size: 14.5px; color: var(--text-2); margin-bottom: 18px; }
.flag-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 16px; }
.flag-specs li { position: relative; padding-left: 24px; font-size: 13.5px; color: var(--text-2); }
.flag-specs li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--cyan); font-weight: 700; }

/* ---- 硬件页 · 机型对比表 ---- */
.howto-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 26px; }
.howto-card { padding: 20px 24px; border-radius: 12px; background: var(--surface); border: 1px solid var(--border); font-size: 14.5px; color: var(--text-2); }
.howto-card h3 { font-size: 16px; margin-bottom: 6px; color: var(--text-1); }
.howto-card b { color: var(--cyan); font-weight: 600; }
.hw-compare-wrap {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(10, 13, 31, 0.6);
  overflow-x: auto;
}
.hw-compare { width: 100%; min-width: 640px; border-collapse: collapse; font-size: 14.5px; }
.hw-compare th, .hw-compare td { padding: 15px 20px; text-align: left; border-bottom: 1px solid var(--border); }
.hw-compare tbody tr:last-child th, .hw-compare tbody tr:last-child td { border-bottom: none; }
.hw-compare thead th { font-size: 15px; font-weight: 700; color: var(--text-1); background: rgba(46, 109, 246, 0.1); }
.hw-compare tbody th { font-weight: 600; color: var(--text-2); width: 20%; white-space: nowrap; }
.hw-compare td { color: var(--text-2); width: 40%; }
.hw-compare .hl { background: rgba(39, 208, 240, 0.07); }
.hw-compare thead .hl { color: var(--cyan); background: rgba(39, 208, 240, 0.1); }

/* ---- 硬件页 · 凭证打印展区 ---- */
.print-zone { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.print-info h2 { font-size: clamp(24px, 2.4vw, 32px); font-weight: 700; margin-bottom: 14px; }
.print-info .lead { color: var(--text-2); margin-bottom: 20px; }
.print-info .lead b { color: var(--text-1); }
.print-specs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.print-specs li { font-size: 13px; color: var(--text-2); padding: 6px 14px; border-radius: 8px; background: var(--surface-2); border: 1px solid var(--border); }
.bp-themes { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.theme-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  font-size: 13px;
  transition: border-color .25s, color .25s, background .25s;
}
.theme-chip i { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.theme-chip.c-blue i { background: var(--blue); }
.theme-chip.c-red i { background: #e5484d; }
.theme-chip.c-green i { background: #30a46c; }
.theme-chip:hover { border-color: var(--border-strong); color: var(--text-1); }
.theme-chip.active { border-color: var(--cyan); color: var(--text-1); background: rgba(110, 150, 255, 0.12); }
.print-note { font-size: 13px; color: var(--text-3); margin-top: 14px; }

.badge-pass {
  --pass: var(--blue);
  width: min(340px, 88%);
  aspect-ratio: 76.5 / 60;
  margin: 0 auto 22px;
  background: #ffffff;
  border-radius: 10px;
  padding: 10px 14px 0;
  color: #1c2438;
  box-shadow: 0 24px 48px rgba(3, 5, 20, 0.55), 0 4px 12px rgba(3, 5, 20, 0.4);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.badge-pass.t-red { --pass: #e5484d; }
.badge-pass.t-green { --pass: #30a46c; }
.bp-slot { display: block; width: 46px; height: 7px; border-radius: 999px; background: #e8ecf4; border: 1px solid #d4dae6; margin: 0 auto 6px; }
.bp-head { display: flex; justify-content: space-between; align-items: baseline; font-size: 10.5px; }
.bp-head .bp-brand { font-weight: 800; font-size: 11px; color: #1c2438; }
.bp-head .bp-brand i { font-style: normal; font-weight: 600; font-size: 8.5px; letter-spacing: 1.5px; color: #8a93a8; margin-left: 4px; }
.bp-head .bp-date { font-size: 10px; color: #8a93a8; }
.bp-title { margin: 2px 0 6px; font-size: 15px; font-weight: 800; color: var(--pass); transition: color .25s; }
.bp-title i { font-style: normal; font-weight: 600; font-size: 9px; letter-spacing: 2px; color: #8a93a8; margin-left: 6px; }
.bp-body { display: flex; gap: 12px; align-items: center; flex: 1; min-height: 0; }
.bp-qr { width: 76px; height: 76px; flex-shrink: 0; padding: 5px; background: #fff; border: 1px solid #e2e7f0; border-radius: 6px; }
.bp-qr svg { width: 100%; height: 100%; display: block; }
.bp-fields li { font-size: 10.5px; line-height: 1.6; color: #3c465e; }
.bp-fields li b { display: block; font-size: 13px; color: #1c2438; line-height: 1.3; }
.bp-fields li span { display: block; font-size: 9.5px; color: #8a93a8; }
.bp-foot {
  background: var(--pass);
  color: #fff;
  font-size: 10px; font-weight: 600; letter-spacing: 1px; text-align: center;
  padding: 7px 0 8px;
  margin: 8px -14px 0;
  transition: background .25s;
}
.print-scene { background: #fff; border: 1px solid var(--border-strong); border-radius: 12px; overflow: hidden; }
.print-scene img { width: auto; max-width: 100%; max-height: 560px; height: auto; margin: 0 auto; display: block; object-fit: contain; }
.print-scene figcaption { padding: 10px 16px; font-size: 12.5px; color: var(--text-3); background: rgba(5, 7, 15, 0.85); border-top: 1px solid var(--border); }

/* ---- 硬件页 · 产品矩阵旗舰角标 ---- */
.hw-card .hw-img { position: relative; }
.hw-img .hw-flag {
  position: absolute; top: 10px; right: 10px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px; font-weight: 700; letter-spacing: 1px;
  color: var(--cyan);
  background: rgba(5, 8, 18, 0.6);
  border: 1px solid rgba(39, 208, 240, 0.45);
  backdrop-filter: blur(4px);
}
.hw-img.light {
  background-color: #ffffff;
  background-image:
    linear-gradient(180deg, #ffffff 0%, #eef2f8 100%),
    linear-gradient(rgba(80, 120, 200, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(80, 120, 200, .05) 1px, transparent 1px);
  background-size: auto, 34px 34px, 34px 34px;
}
.hw-img.light img { padding: 6px; }

/* ============ 功能页 ============ */
.feat-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 44px; flex-wrap: wrap; }
.feat-tab {
  padding: 12px 28px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  font-size: 15px;
  font-weight: 600;
  transition: all .25s;
}
.feat-tab.active, .feat-tab:hover { color: #fff; background: var(--blue); border-color: transparent; }
.feat-panel { display: none; }
.feat-panel.active { display: block; animation: fadeUp .45s ease; }
.feat-panel-intro { text-align: center; max-width: 680px; margin: 0 auto 40px; color: var(--text-2); }
.feat-group { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 24px; }
.feat-group-title { grid-column: 1 / -1; display: flex; align-items: center; gap: 12px; font-size: 19px; font-weight: 700; color: var(--text-1); margin-bottom: 6px; }
.feat-group-title .gi { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 8px; background: var(--tint-soft); border: 1px solid var(--border-strong); color: var(--cyan); }
.feat-item h4 { font-size: 16px; margin-bottom: 6px; }
.feat-item p { font-size: 14px; color: var(--text-2); }

/* ============ 解决方案页 ============ */
.sol-feature { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }

/* ============ 案例页 ============ */
.case-detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.case-detail { display: flex; flex-direction: column; }
.case-detail .cd-img { border-radius: 14px; overflow: hidden; margin-bottom: 20px; aspect-ratio: 16 / 9; background: var(--bg-2); }
.case-detail .cd-img img { width: 100%; height: 100%; object-fit: cover; }
.case-detail .cd-img.cw { background: #f4f6fb; display: flex; align-items: center; justify-content: center; }
.case-detail .cd-img.cw img { width: 56%; height: auto; object-fit: contain; }
.case-detail h3 { font-size: 20px; margin: 4px 0 2px; }
.case-detail .ind { color: var(--cyan); font-size: 13px; margin-bottom: 12px; }
.case-detail .story { font-size: 14.5px; color: var(--text-2); margin-bottom: 12px; }
.block-text-mb { margin-bottom: 14px; }
.case-detail .block-title { font-size: 13px; color: var(--text-3); letter-spacing: 1px; margin: 10px 0 6px; }
.case-detail .block-text { font-size: 14.5px; color: var(--text-2); }
.case-detail ul.results li { font-size: 14.5px; color: var(--text-1); padding-left: 20px; position: relative; margin-bottom: 6px; }
.case-detail ul.results li::before { content: "▸"; position: absolute; left: 0; color: var(--cyan); }

/* ============ 联系我们 ============ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-info .ci-item { display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start; }
.contact-info .ci-icon { width: 46px; height: 46px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; border-radius: 10px; background: var(--tint-soft); border: 1px solid var(--border-strong); font-size: 20px; }
.contact-info .ci-label { font-size: 13px; color: var(--text-3); margin-bottom: 2px; }
.contact-info .ci-value { font-size: 17px; font-weight: 600; color: var(--text-1); }
.contact-info .ci-value.hl { font-size: 22px; color: var(--cyan); }
.contact-info .ci-value a { color: inherit; }
.ci-note { font-size: 14px; color: var(--text-2); margin-top: 2px; }

/* ============ 演示页 ============ */
.demo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.demo-list li { display: flex; align-items: flex-start; gap: 12px; padding: 16px 0; border-bottom: 1px dashed var(--border); font-size: 15px; color: var(--text-2); }
.demo-list li:last-child { border-bottom: none; }
.demo-list li b { color: var(--text-1); }
.demo-list .step-n {
  width: 30px; height: 30px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--blue);
  color: #fff; font-size: 14px; font-weight: 600;
}

/* ============ SVG 图标统一定位 ============ */
.cta-phone svg, .footer svg, .consent-box svg, .feat-group-title .gi svg { vertical-align: -0.18em; }
.ci-icon svg { color: var(--cyan); }
.sl-icon svg { color: var(--cyan); }

/* ============ 动效：轻入场 + 状态反馈，无装饰性循环动画 ============ */
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }

.reveal { opacity: 0; transform: translateY(14px); transition: opacity .45s ease, transform .45s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ============ 隐私/协议法律页 ============ */
.legal-wrap { max-width: 880px; margin: 0 auto; }
.legal-meta {
  display: block;
  padding: 14px 18px;
  margin-bottom: 28px;
  border-radius: 12px;
  background: rgba(39, 208, 240, 0.06);
  border: 1px solid rgba(39, 208, 240, 0.18);
  color: var(--text-3);
  font-size: 14px;
  line-height: 1.8;
}
.legal-block { padding: clamp(24px, 3vw, 34px); margin-bottom: 20px; }
.legal-block h2 { font-size: 19px; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.legal-block p { color: var(--text-2); line-height: 1.9; margin-bottom: 10px; font-size: 15px; }
.legal-block ul { margin: 6px 0 12px; padding-left: 20px; }
.legal-block li { color: var(--text-2); line-height: 1.9; font-size: 15px; margin-bottom: 6px; }
.legal-block li b { color: var(--text-1); }
.legal-block a { color: var(--cyan); }
.legal-block a:hover { text-decoration: underline; }
.legal-note { font-size: 14px; color: var(--text-3); border-left: 3px solid var(--border-strong); padding-left: 12px; }
.legal-foot { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; margin-top: 36px; }

/* ============ 表单同意勾选 ============ */
.consent-box {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(110, 150, 255, 0.06);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color .25s;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-2);
}
.consent-box:hover { border-color: var(--border-strong); }
.consent-box input[type="checkbox"] {
  appearance: none; -webkit-appearance: none;
  width: 17px; height: 17px; flex-shrink: 0;
  margin-top: 1px;
  border: 1.5px solid var(--border-strong);
  border-radius: 5px;
  background: var(--surface-2);
  cursor: pointer;
  position: relative;
  transition: background .2s, border-color .2s;
}
.consent-box input[type="checkbox"]:checked {
  background: var(--blue);
  border-color: transparent;
}
.consent-box input[type="checkbox"]:checked::after {
  content: '';
  position: absolute; left: 4.5px; top: 1px;
  width: 5px; height: 9px;
  border: solid #fff; border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.consent-box a { color: var(--cyan); }
.consent-box a:hover { text-decoration: underline; }

/* ============ 404 ============ */
.error-wrap { text-align: center; padding: 120px 24px; }
.error-wrap .code { font-size: clamp(80px, 14vw, 150px); font-weight: 800; color: var(--cyan); line-height: 1; }
.error-wrap .code-lg { font-size: clamp(44px, 8vw, 80px); }
.error-wrap h2 { font-size: 28px; margin: 20px 0 12px; }
.error-wrap p { color: var(--text-2); margin-bottom: 30px; }

/* ============ 移动端导航 ============ */
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  padding: 0;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  background: var(--surface);
  transition: border-color .25s, background .25s;
}
.nav-toggle:hover { border-color: var(--cyan); background: rgba(110, 150, 255, 0.12); }
.nav-toggle .bar {
  width: 20px; height: 2px;
  border-radius: 2px;
  background: var(--text-1);
  transition: transform .3s, opacity .3s;
}
.nav-toggle.open .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open .bar:nth-child(2) { opacity: 0; }
.nav-toggle.open .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu { display: none; }

/* ============ 响应式 ============ */
@media (max-width: 1080px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .mobile-menu {
    display: block;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0; bottom: 0;
    z-index: 99;
    background: rgba(5, 7, 15, 0.97);
    backdrop-filter: blur(18px);
    padding: 20px 0 48px;
    overflow-y: auto;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity .28s ease, transform .28s ease;
    pointer-events: none;
  }
  .mobile-menu.open { opacity: 1; transform: none; pointer-events: auto; }
  .mobile-menu .m-link {
    display: block;
    padding: 15px 4px;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-1);
    border-bottom: 1px solid var(--border);
  }
  .mobile-menu .m-link.active { color: var(--cyan); }
  .m-ctas { display: grid; gap: 12px; margin-top: 28px; }
  .product-grid { grid-template-columns: 1fr; }
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
  .scenario-grid, .solution-grid, .hw-grid, .case-grid, .sol-feature { grid-template-columns: repeat(2, 1fr); }
  .hero-grid, .soft-block, .contact-grid, .demo-grid, .case-detail-grid { grid-template-columns: 1fr; gap: 40px; }
  .soft-block:nth-child(even) { direction: ltr; }
  .client-wall { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-float { display: none; }
  .hero-visual { max-width: 560px; }
  .flag-grid, .print-zone, .howto-grid { grid-template-columns: 1fr; }
  .flag-specs { grid-template-columns: 1fr; }
  .print-zone { gap: 40px; }
}
@media (max-width: 720px) {
  .scenario-grid, .solution-grid, .hw-grid, .case-grid, .sol-feature, .form-grid { grid-template-columns: 1fr; }
  .client-wall { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero-proof { gap: 20px; }
  .container { padding: 0 18px; }
  .nav-logo img { width: 128px; }
  .nav-cta { padding: 9px 16px; font-size: 14px; }
  .hw-proof { gap: 22px; flex-wrap: wrap; }
  .hw-proof .n { font-size: 24px; }
  .flag-visual { padding: 18px; }
  .flag-card { padding: 18px 18px 24px; }
  .badge-pass { width: min(300px, 92%); }
}

/* ===== 人员去向门牌状态展示 ===== */
.presence-states { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 40px; }
.presence-card { background: var(--bg-1); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.presence-card img { width: 100%; height: auto; display: block; aspect-ratio: 16/10; object-fit: cover; }
.presence-card figcaption { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; }
.presence-card figcaption b { color: var(--text-1); font-size: 16px; }
.presence-card figcaption span { color: var(--text-3); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
@media (max-width: 1080px) {
  .presence-states { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .presence-states { grid-template-columns: 1fr; }
}

/* ===== 会议室智能屏 · 门牌三态 ===== */
.plate-states { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.plate-card { background: var(--bg-1); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; transition: transform .3s ease, border-color .3s ease; }
.plate-card:hover { transform: translateY(-4px); }
.plate-card img { width: 100%; height: auto; display: block; aspect-ratio: 16/10; object-fit: cover; }
.plate-card figcaption { display: flex; align-items: center; gap: 10px; padding: 16px 20px; }
.plate-card .plate-dot { width: 12px; height: 12px; border-radius: 50%; flex: none; }
.plate-card figcaption b { color: var(--text-1); font-size: 16px; }
.plate-card .plate-en { color: var(--text-3); font-size: 12px; letter-spacing: .5px; margin-left: auto; }
.plate-green { border-color: rgba(0, 224, 150, .35); }
.plate-green .plate-dot { background: #00E096; box-shadow: 0 0 10px rgba(0,224,150,.6); }
.plate-amber { border-color: rgba(255, 170, 66, .35); }
.plate-amber .plate-dot { background: #FFAA42; box-shadow: 0 0 10px rgba(255,170,66,.6); }
.plate-red { border-color: rgba(255, 92, 92, .35); }
.plate-red .plate-dot { background: #FF5C5C; box-shadow: 0 0 10px rgba(255,92,92,.6); }
.plate-note { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 32px; }
.plate-note-item { background: var(--bg-2); border: 1px solid var(--border); border-radius: 12px; padding: 18px 20px; }
.plate-note-item b { display: block; color: var(--text-1); font-size: 15px; margin-bottom: 6px; }
.plate-note-item span { color: var(--text-3); font-size: 13px; }
@media (max-width: 1080px) {
  .plate-states { grid-template-columns: 1fr; max-width: 620px; margin-left: auto; margin-right: auto; }
  .plate-note { grid-template-columns: 1fr; }
}

/* ============================================================
   交付方式 / 说明引述块
   设计意图：打破"全站皆是同款圆角卡片"的单调节奏。
   顶部细线分栏 + 直角左侧竖线，制造编辑感与呼吸——
   这是"有人认真排过版"和"模板自动生成"之间的关键差别。
   ============================================================ */
.deliver { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px 24px; }
.deliver-step { border-top: 2px solid var(--border-strong); padding-top: 18px; }
.deliver-step .dnum {
  font-size: 12px; font-weight: 700; letter-spacing: .1em;
  color: var(--cyan); margin-bottom: 8px;
}
.deliver-step h3 { font-size: 17px; margin-bottom: 8px; }
.deliver-step p { font-size: 14px; color: var(--text-2); line-height: 1.8; }

/* 说明 / 引述块：直角 + 左侧竖线，与圆角卡片形成节奏对比 */
.voice {
  border-left: 3px solid var(--cyan);
  padding: 2px 0 2px 20px;
  margin-top: 26px;
}
.voice p { font-size: 16.5px; line-height: 1.85; color: var(--text-1); }
.voice .vsrc { display: block; margin-top: 10px; font-size: 13px; color: var(--text-3); }

/* 选型指南：上线节奏有序列表 */
.swd-steps { margin: 0; padding-left: 22px; }
.swd-steps li { font-size: 16px; line-height: 1.9; color: var(--text-1); margin-bottom: 14px; padding-left: 6px; }
.swd-steps li::marker { color: var(--cyan); font-weight: 700; }

@media (max-width: 1080px) {
  .deliver { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .deliver { grid-template-columns: 1fr; gap: 22px; }
}