/* ============================================================
   肇庆映视文化传媒有限公司 · 企业官网
   设计系统 / 共享样式
   风格：简约大气 · 视觉清晰 · 排版规整 · 响应式
   ============================================================ */

:root {
  /* 色彩 */
  --ink: #14171c;          /* 主文字 / 深墨 */
  --ink-2: #2a2f3a;        /* 次级深色 */
  --paper: #ffffff;        /* 主背景 */
  --mist: #f6f7f9;         /* 浅灰背景 */
  --mist-2: #eef0f3;       /* 更浅的分区背景 */
  --muted: #6c7280;        /* 辅助文字 */
  --line: #e7e9ee;         /* 分割线 */
  --accent: #e8552d;       /* 品牌强调色 · 暖橙 */
  --accent-2: #ff7a4d;     /* 强调色亮调 */
  --accent-soft: #fdeee9;  /* 强调色浅底 */
  --gold: #c8a45c;         /* 点缀金 */

  /* 字体 */
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB",
          "Helvetica Neue", Helvetica, Arial, "Source Han Sans SC",
          "Noto Sans CJK SC", sans-serif;

  /* 尺度 */
  --maxw: 1200px;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 18px 50px -24px rgba(20, 23, 28, .28);
  --shadow-sm: 0 8px 24px -16px rgba(20, 23, 28, .25);
  --header-h: 72px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* 基础重置 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0; }
button { font-family: inherit; cursor: pointer; }

/* 布局容器 */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* 通用区块 */
.section { padding: 96px 0; }
.section--mist { background: var(--mist); }
.section--dark {
  background: var(--ink);
  color: #fff;
}
.section--dark .section__sub,
.section--dark .lead { color: rgba(255, 255, 255, .7); }

.section__head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}
.section__eyebrow {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 14px;
}
.section__title {
  font-size: clamp(26px, 4vw, 40px);
  margin-bottom: 16px;
}
.section__sub {
  color: var(--muted);
  font-size: 17px;
}
.lead { color: var(--muted); font-size: 17px; }

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  transition: transform .25s var(--ease), background .25s var(--ease),
              color .25s var(--ease), box-shadow .25s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--accent); color: #fff; box-shadow: 0 12px 26px -12px rgba(232, 85, 45, .7); }
.btn--primary:hover { background: var(--accent-2); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--light { background: #fff; color: var(--ink); }
.btn--light:hover { background: var(--mist-2); }
.btn--line-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.35); }
.btn--line-light:hover { background: rgba(255,255,255,.08); border-color: #fff; }

/* ============================================================
   顶部导航
   ============================================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header__inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -.01em;
}
.brand__mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--ink), var(--ink-2));
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -1px;
  position: relative;
  overflow: hidden;
}
.brand__mark::after {
  content: "";
  position: absolute;
  right: -6px; bottom: -6px;
  width: 16px; height: 16px;
  background: var(--accent);
  border-radius: 50%;
}
.brand__name small {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: .12em;
}
.nav { display: flex; align-items: center; gap: 6px; }
.nav a {
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 15px;
  color: var(--ink-2);
  font-weight: 500;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.nav a:hover { background: var(--mist); }
.nav a.is-active { color: var(--accent); background: var(--accent-soft); }
.nav__cta { margin-left: 10px; }
.nav__aigeo {
  color: #fff !important;
  background: linear-gradient(135deg, #5b6bff, #9b4dff) !important;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(91, 107, 255, .32);
  margin-right: 2px;
}
.nav__aigeo:hover {
  background: linear-gradient(135deg, #4a5aef, #8a3def) !important;
}
.nav__aigeo em {
  font-style: normal;
  font-size: 10px;
  line-height: 1;
  background: rgba(255, 255, 255, .28);
  padding: 3px 5px;
  border-radius: 4px;
  margin-left: 4px;
  vertical-align: 1px;
  letter-spacing: .5px;
}

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  position: relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 20px; height: 2px;
  background: var(--ink);
  transform: translate(-50%, -50%);
  transition: transform .25s var(--ease), opacity .2s;
}
.nav-toggle span::before { transform: translate(-50%, -8px); }
.nav-toggle span::after { transform: translate(-50%, 6px); }
body.nav-open .nav-toggle span { background: transparent; }
body.nav-open .nav-toggle span::before { transform: translate(-50%, 0) rotate(45deg); }
body.nav-open .nav-toggle span::after { transform: translate(-50%, 0) rotate(-45deg); }

/* ============================================================
   首页 Hero
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: #fff;
  padding: 120px 0 130px;
}
.hero__bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(160deg, rgba(20,23,28,.82), rgba(20,23,28,.58)),
    url("../assets/hero.jpg") center/cover no-repeat;
}
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(70% 70% at 50% 30%, #000, transparent);
}
.hero .container { position: relative; z-index: 1; }
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: .08em;
  color: rgba(255,255,255,.85);
  margin-bottom: 22px;
}
.hero__eyebrow b { color: var(--accent-2); font-weight: 700; }
.hero h1 {
  font-size: clamp(34px, 6vw, 62px);
  letter-spacing: -.02em;
  margin-bottom: 22px;
}
.hero h1 .hl { color: var(--accent-2); }
.hero__lead {
  max-width: 640px;
  font-size: clamp(16px, 2vw, 19px);
  color: rgba(255,255,255,.74);
  margin-bottom: 34px;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 56px; }
.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  border-top: 1px solid rgba(255,255,255,.14);
  padding-top: 36px;
}
.hero__stat .n {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -.02em;
}
.hero__stat .n span { color: var(--accent-2); }
.hero__stat .t { color: rgba(255,255,255,.65); font-size: 14px; }

/* 业务速览（首页卡片） */
.biz-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.biz-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease),
              border-color .3s var(--ease);
  overflow: hidden;
}
.biz-card::before {
  content: "";
  position: absolute; left: 0; top: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.biz-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.biz-card:hover::before { transform: scaleX(1); }
.biz-card__icon {
  width: 54px; height: 54px;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid; place-items: center;
  margin-bottom: 18px;
}
.biz-card__icon svg { width: 26px; height: 26px; }
.biz-card h3 { font-size: 20px; margin-bottom: 10px; }
.biz-card p { color: var(--muted); font-size: 15px; }
.biz-card__more {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 16px;
  color: var(--accent);
  font-weight: 600;
  font-size: 14px;
}
.biz-card__more svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.biz-card:hover .biz-card__more svg { transform: translateX(4px); }

/* 优势条 */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.adv {
  text-align: center;
  padding: 8px;
}
.adv__icon {
  width: 60px; height: 60px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid; place-items: center;
}
.adv__icon svg { width: 28px; height: 28px; }
.adv h3 { font-size: 18px; margin-bottom: 8px; }
.adv p { color: var(--muted); font-size: 14px; }

/* 关于预览 */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.split__media {
  position: relative;
  border-radius: var(--radius);
  min-height: 420px;
  background: url("../assets/zhaoqing.png") center/cover no-repeat;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.split__media::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,23,28,.22), rgba(20,23,28,.50));
}
.split__media::after {
  content: "映 视";
  position: relative; z-index: 1;
  font-size: 96px;
  font-weight: 800;
  letter-spacing: .1em;
  color: rgba(255,255,255,.16);
}
.split__badge {
  position: absolute;
  left: 24px; bottom: 24px;
  background: rgba(255,255,255,.95);
  color: var(--ink);
  border-radius: 12px;
  padding: 14px 18px;
  box-shadow: var(--shadow-sm);
}
.split__badge b { display: block; font-size: 22px; color: var(--accent); }
.split__badge span { font-size: 13px; color: var(--muted); }
.split__caption {
  position: absolute;
  bottom: 12px; right: 14px;
  font-size: 11px;
  color: rgba(255,255,255,.55);
  text-shadow: 0 1px 4px rgba(0,0,0,.6);
  z-index: 2;
}
.split__body h2 { font-size: clamp(26px, 3.4vw, 36px); margin-bottom: 18px; }
.split__body p { color: var(--muted); margin-bottom: 16px; }
.checklist { margin: 22px 0 28px; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; }
.checklist .dot {
  flex: none;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid; place-items: center;
  font-size: 13px; font-weight: 700;
  margin-top: 2px;
}

/* CTA 横幅 */
.cta {
  background: linear-gradient(135deg, var(--accent), #ff7a4d);
  color: #fff;
  border-radius: var(--radius);
  padding: 56px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}
.cta h2 { font-size: clamp(24px, 3vw, 32px); margin-bottom: 8px; }
.cta p { color: rgba(255,255,255,.88); }

/* ============================================================
   页脚
   ============================================================ */
.footer {
  background: var(--ink);
  color: rgba(255,255,255,.7);
  padding: 64px 0 28px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: 36px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer .brand { color: #fff; }
.footer .brand__name small { color: rgba(255,255,255,.55); }
.footer__about p { font-size: 14px; margin-top: 16px; max-width: 320px; }
.footer__col h4 {
  color: #fff; font-size: 15px; margin-bottom: 16px; letter-spacing: .02em;
}
.footer__col a, .footer__col li {
  display: block;
  font-size: 14px;
  color: rgba(255,255,255,.7);
  padding: 5px 0;
  transition: color .2s;
}
.footer__col a:hover { color: var(--accent-2); }
.footer__contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer__contact svg { width: 16px; height: 16px; color: var(--accent-2); flex: none; margin-top: 4px; }
.footer__bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  padding-top: 22px; font-size: 13px; color: rgba(255,255,255,.5);
}

/* ============================================================
   关于我们页
   ============================================================ */
.page-hero {
  background: var(--ink);
  color: #fff;
  padding: 80px 0 72px;
  position: relative;
  overflow: hidden;
}
.page-hero__bg {
  position: absolute; inset: 0;
  background: url("../assets/hero_about.png") center/cover no-repeat;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(180deg, rgba(20,23,28,.80) 0%, rgba(20,23,28,.60) 100%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero .crumb { font-size: 13px; color: rgba(255,255,255,.55); margin-bottom: 14px; }
.page-hero .crumb a:hover { color: var(--accent-2); }
.page-hero h1 { font-size: clamp(30px, 5vw, 50px); margin-bottom: 14px; }
.page-hero p { color: rgba(255,255,255,.72); max-width: 640px; }

.about-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
  margin-top: -44px; position: relative; z-index: 2;
}
.about-stats .card {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  text-align: center;
}
.about-stats .n { font-size: 34px; font-weight: 800; color: var(--accent); }
.about-stats .t { color: var(--muted); font-size: 14px; margin-top: 4px; }

.about-text { max-width: 820px; margin: 0 auto; }
.about-text p { color: var(--muted); margin-bottom: 16px; font-size: 16px; }
.about-text h3 { font-size: 22px; margin: 28px 0 12px; }
.about-figure { width: 100%; border-radius: var(--radius); overflow: hidden; margin-bottom: 26px; }
.about-figure img { width: 100%; display: block; }

.mission-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
.mission {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px 26px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.mission:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.mission .ico {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; margin-bottom: 16px;
}
.mission .ico svg { width: 24px; height: 24px; }
.mission h3 { font-size: 19px; margin-bottom: 8px; }
.mission p { color: var(--muted); font-size: 15px; }

/* 团队 */
.team-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
}
.team {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.team:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.team__avatar {
  height: 220px;
  background-color: #1d2230;
  background-size: cover;
  background-position: center;
  display: grid; place-items: center;
  position: relative;
}
.team__avatar::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,23,28,.20), rgba(20,23,28,.55));
}
.team__avatar span {
  position: relative; z-index: 1;
  font-size: 52px; font-weight: 800; color: #fff;
  letter-spacing: .05em;
  text-shadow: 0 2px 14px rgba(0,0,0,.45);
}
.team__body { padding: 20px 22px 24px; }
.team__body h3 { font-size: 18px; }
.team__body .role { color: var(--accent); font-size: 13px; font-weight: 600; margin: 4px 0 10px; }
.team__body p { color: var(--muted); font-size: 14px; }

/* 摄影团队 · 经验与器材 */
.crew-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-bottom: 40px;
}
.crew-stat {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px 18px; text-align: center;
}
.crew-stat b {
  display: block; font-size: 34px; font-weight: 800; color: var(--accent);
  line-height: 1.1; letter-spacing: -.5px;
}
.crew-stat b em { font-style: normal; font-size: 17px; font-weight: 700; }
.crew-stat span {
  display: block; font-size: 13.5px; color: var(--muted); margin-top: 6px;
}

.gear-group { margin-bottom: 26px; }
.gear-group__h {
  font-size: 15px; font-weight: 700; color: var(--ink);
  margin-bottom: 14px; padding-left: 12px;
  border-left: 3px solid var(--accent);
}
.gear-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gear-grid--2 { grid-template-columns: repeat(2, 1fr); }
.gear-item {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px 24px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.gear-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.gear-item__n { font-size: 17px; font-weight: 700; color: var(--ink); margin-bottom: 7px; }
.gear-item__d { font-size: 13.5px; color: var(--muted); line-height: 1.65; }

.crew-note {
  margin-top: 30px; padding: 22px 26px;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 15px; line-height: 1.75; color: var(--ink-2);
}
.crew-note b { color: var(--accent); }

/* 优势列表 */
.adv-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.adv-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px 24px;
}
.adv-item .num {
  flex: none; width: 38px; height: 38px; border-radius: 10px;
  background: var(--ink); color: #fff; display: grid; place-items: center;
  font-weight: 700;
}
.adv-item h4 { font-size: 16px; margin-bottom: 5px; }
.adv-item p { color: var(--muted); font-size: 14px; }

/* ============================================================
   产品服务页
   ============================================================ */
.svc-grid { display: grid; gap: 24px; }
.svc {
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: 28px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 32px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.svc:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.svc__icon {
  width: 88px; height: 88px; border-radius: 18px;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center;
}
.svc__icon svg { width: 40px; height: 40px; }
.svc__body h3 { font-size: 22px; margin-bottom: 8px; display: flex; align-items: center; gap: 12px; }
.svc__tag {
  font-size: 12px; font-weight: 600; color: var(--accent);
  background: var(--accent-soft); padding: 3px 10px; border-radius: 999px;
}
.svc__body p { color: var(--muted); font-size: 15px; margin-bottom: 12px; }
.svc__feats { display: flex; flex-wrap: wrap; gap: 8px; }
.svc__feats span {
  font-size: 13px; color: var(--ink-2);
  background: var(--mist); border: 1px solid var(--line);
  padding: 4px 12px; border-radius: 999px;
}
.svc__aside { text-align: right; }
.svc__price { font-size: 13px; color: var(--muted); }
.svc__price b { display: block; font-size: 20px; color: var(--ink); }
.svc__btn { margin-top: 10px; }
.svc { overflow: hidden; }
.svc__media { grid-column: 1 / -1; margin: -30px -32px 20px; height: 180px; overflow: hidden; }
.svc__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s var(--ease); }
.svc:hover .svc__media img { transform: scale(1.04); }

/* ============================================================
   联系我们页
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 36px;
  align-items: start;
}
.info-card {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 32px 30px;
}
.info-card h3 { font-size: 20px; margin-bottom: 6px; }
.info-card .sub { color: var(--muted); font-size: 14px; margin-bottom: 22px; }
.info-row {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.info-row .ico {
  flex: none; width: 44px; height: 44px; border-radius: 12px;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center;
}
.info-row .ico svg { width: 20px; height: 20px; }
.info-row .k { font-size: 13px; color: var(--muted); }
.info-row .v { font-size: 16px; font-weight: 600; color: var(--ink); }
.info-row .v a:hover { color: var(--accent); }
.contact-person { display: flex; align-items: baseline; gap: 10px; }
.contact-person + .contact-person { margin-top: 6px; }
.contact-person b { font-weight: 700; }

.map {
  margin-top: 24px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  min-height: 360px;
  height: 360px;
  position: relative;
  background: #eef0f3;
}
.map__leaflet { width: 100%; height: 100%; }
.map-pin { filter: drop-shadow(0 4px 6px rgba(0,0,0,.35)); }
.map__links {
  position: absolute; right: 12px; bottom: 12px;
  display: flex; gap: 8px;
  z-index: 10;
}
.map__link {
  background: rgba(20,23,28,.78); color: #fff; font-size: 13px;
  padding: 8px 14px; border-radius: 999px; text-decoration: none;
}
.map__link:hover { background: var(--accent); }

/* 表单 */
.form-card {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 34px 32px;
  box-shadow: var(--shadow-sm);
}
.form-card h3 { font-size: 22px; margin-bottom: 6px; }
.form-card .sub { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
.field { margin-bottom: 18px; }
.field label {
  display: block; font-size: 14px; font-weight: 600;
  margin-bottom: 8px;
}
.field label .req { color: var(--accent); }
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-family: inherit; font-size: 15px; color: var(--ink);
  background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.field textarea { resize: vertical; min-height: 120px; }
.field--err input,
.field--err textarea { border-color: #e23b3b; box-shadow: 0 0 0 4px rgba(226,59,59,.12); }
.field .err { display: none; color: #e23b3b; font-size: 13px; margin-top: 6px; }
.field--err .err { display: block; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font-size: 13px; color: var(--muted); margin-top: 4px; }
.form-success {
  display: none;
  background: #eafaf0; border: 1px solid #b7e6c8;
  color: #1a7f43; border-radius: var(--radius-sm);
  padding: 16px 18px; font-size: 15px; margin-bottom: 18px;
}
.form-success.show { display: block; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .biz-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .mission-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .section { padding: 72px 0; }
  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform .25s var(--ease), opacity .25s var(--ease);
  }
  body.nav-open .nav { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav a { padding: 13px 14px; border-radius: 12px; }
  .nav a:hover { background: var(--mist); }
  .nav__cta { margin: 8px 0 0; }
  .nav-toggle { display: block; }
  .split { grid-template-columns: 1fr; gap: 36px; }
  .split__media { min-height: 320px; }
  .contact-grid { grid-template-columns: 1fr; }
  .svc { grid-template-columns: 64px 1fr; }
  .svc__icon { width: 64px; height: 64px; }
  .svc__icon svg { width: 30px; height: 30px; }
  .svc__aside { grid-column: 1 / -1; text-align: left; }
  .adv-list { grid-template-columns: 1fr; }
  .crew-stats { grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 32px; }
  .crew-stat { padding: 20px 12px; }
  .crew-stat b { font-size: 27px; }
  .crew-stat b em { font-size: 14px; }
  .crew-stat span { font-size: 12.5px; }
  .gear-grid,
  .gear-grid--2 { grid-template-columns: 1fr; }
  .gear-item { padding: 18px 20px; }
  .crew-note { padding: 18px 20px; font-size: 14px; }
  .cta { padding: 40px 28px; }
}

/* ============================================================
   AIGEO 主推横幅（首页）
   ============================================================ */
.aigeo-banner {
  position: relative;
  margin-top: 0;
  padding: 0;
  background: transparent;
}
.aigeo-banner__inner {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  align-items: center;
  padding: 44px 48px;
  border-radius: 24px;
  background: linear-gradient(135deg, #0c1130 0%, #1a2050 55%, #141a4a 100%);
  color: #fff;
  box-shadow: 0 24px 60px -28px rgba(20, 26, 74, .65);
}
.aigeo-banner__inner::before {
  content: "";
  position: absolute;
  width: 420px; height: 420px;
  border-radius: 50%;
  filter: blur(90px);
  top: -160px; right: -120px;
  background: #5b6bff;
  opacity: .4;
  pointer-events: none;
}
.aigeo-banner__inner::after {
  content: "";
  position: absolute;
  width: 340px; height: 340px;
  border-radius: 50%;
  filter: blur(90px);
  bottom: -160px; left: -100px;
  background: #9b4dff;
  opacity: .35;
  pointer-events: none;
}
.aigeo-banner__text { position: relative; z-index: 2; }
.aigeo-banner__tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: #7fd8ff;
  border: 1px solid rgba(127, 216, 255, .4);
  background: rgba(127, 216, 255, .08);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.aigeo-banner__text h2 {
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.3;
  font-weight: 800;
  margin: 0 0 12px;
  letter-spacing: -.3px;
}
.aigeo-banner__text h2 span {
  background: linear-gradient(135deg, #7fd8ff, #9b8bff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.aigeo-banner__text p {
  font-size: 15px;
  line-height: 1.7;
  color: #c2c9f0;
  margin: 0 0 24px;
  max-width: 520px;
}
.aigeo-banner__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.aigeo-banner .btn--light {
  background: #fff;
  color: #141a4a;
  border: none;
}
.aigeo-banner .btn--ghost-light {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .3);
}
.aigeo-banner .btn--ghost-light:hover {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .5);
}
.aigeo-banner__matrix {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.aigeo-banner__matrix .m {
  text-align: center;
  min-width: 84px;
  padding: 16px 14px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 14px;
  backdrop-filter: blur(6px);
}
.aigeo-banner__matrix .m b {
  display: block;
  font-size: 26px;
  font-weight: 800;
  background: linear-gradient(135deg, #7fd8ff, #9b8bff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -.5px;
}
.aigeo-banner__matrix .m span {
  display: block;
  font-size: 11.5px;
  color: #aab2dd;
  margin-top: 4px;
  line-height: 1.3;
}
.aigeo-banner__matrix .x,
.aigeo-banner__matrix .eq {
  font-size: 24px;
  font-weight: 700;
  color: rgba(255, 255, 255, .4);
}

/* 业务区 AIGEO 卡片高亮 */
.biz-card--aigeo {
  border: 1px solid rgba(91, 107, 255, .45);
  background: linear-gradient(160deg, #f6f7ff, #eef0fb);
  position: relative;
}
.biz-card--aigeo .biz-card__icon {
  color: #5b6bff;
}
.biz-card--aigeo::after {
  content: "热门";
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #5b6bff, #9b4dff);
  padding: 3px 9px;
  border-radius: 999px;
  letter-spacing: 1px;
}

@media (max-width: 768px) {
  .aigeo-banner__inner { grid-template-columns: 1fr; padding: 32px 26px; gap: 26px; }
  .aigeo-banner__matrix { justify-content: flex-start; }
}

/* 服务页 AIGEO 主推卡片高亮 */
.svc--aigeo {
  border-color: rgba(91, 107, 255, .45);
  background: linear-gradient(160deg, #f6f7ff, #eef0fb);
  position: relative;
}
.svc--aigeo:hover { border-color: rgba(91, 107, 255, .65); }
.svc--aigeo .svc__icon { background: linear-gradient(135deg, #5b6bff, #9b4dff); color: #fff; }
.svc__tag--aigeo {
  color: #fff !important;
  background: linear-gradient(135deg, #5b6bff, #9b4dff) !important;
}

@media (max-width: 560px) {
  .container { padding: 0 18px; }
  .hero { padding: 90px 0 90px; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 28px 18px; }
  .biz-grid { grid-template-columns: 1fr; }
  .adv-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .mission-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .row-2 { grid-template-columns: 1fr; }
  .section__head { margin-bottom: 40px; }
} 

/* 进场动画 */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}