/* ===================================================================
   蓝奥体育集团 HOLYMPIA GROUP — 官网设计系统
   品牌色提取自 logo：主蓝 #0075BB / 亮蓝 #24AFE6 / 浅蓝 #72CAF0
   风格：简洁运动风 × 轻科技感
   =================================================================== */

:root {
  /* 品牌蓝 */
  --blue-900: #00406b;
  --blue-700: #0075bb;
  --blue-500: #24afe6;
  --blue-200: #a8ddf6;
  --blue-100: #d7eefa;
  --blue-50:  #eff8fd;

  /* 中性 */
  --ink:      #0a1f33;
  --ink-soft: #44596d;
  --ink-mute: #8494a3;
  --line:     #e3edf5;
  --paper:    #f6fafc;
  --white:    #ffffff;

  /* 强调（竞技/科技点缀，避免抢主色） */
  --accent: #ff6b35;

  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;

  --shadow-sm: 0 2px 10px rgba(0, 80, 130, .06);
  --shadow-md: 0 12px 32px rgba(0, 80, 130, .10);
  --shadow-lg: 0 28px 64px rgba(0, 60, 110, .16);

  --ease: cubic-bezier(.16, 1, .3, 1);
  --container: 1200px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
[id] { scroll-margin-top: 112px; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB",
               "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  line-height: 1.7;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 拉丁数字/标题用几何无衬线 */
.display { font-family: "Outfit", "PingFang SC", "Helvetica Neue", Arial, sans-serif; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { width: min(var(--container), 92%); margin-inline: auto; }
.section { padding: 112px 0; position: relative; }
.section--tint { background: var(--paper); }

/* ---------- 通用标签 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--blue-700);
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--blue-500); display: inline-block;
}
.eyebrow--center { justify-content: center; }
.eyebrow--center::after { content: ""; width: 26px; height: 2px; background: var(--blue-500); }

h2.title {
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -.01em;
  margin-top: 18px;
  color: var(--ink);
}
.section--tint h2.title { color: #0a2c4a; }
.lead {
  margin-top: 20px;
  color: var(--ink-soft);
  font-size: 17px;
  max-width: 720px;
}

/* —— 企业愿景 —— */
.vision {
  position: relative; overflow: hidden;
  margin-top: 24px; padding: 24px 26px 26px;
  border-radius: 16px; border: 1px solid var(--blue-100);
  background: linear-gradient(118deg, var(--blue-50) 0%, #fff 72%);
}
.vision::before {
  content: "\201C"; position: absolute; right: 16px; top: -14px;
  font-family: Georgia, "Times New Roman", serif; font-size: 104px; line-height: 1;
  color: var(--blue-100);
}
.vision-label {
  position: relative; display: inline-block;
  padding: 4px 11px; border-radius: 999px;
  font-size: 11.5px; font-weight: 700; letter-spacing: .2em;
  color: var(--blue-700); background: var(--blue-100);
}
.vision-text {
  position: relative; margin-top: 14px;
  font-size: 19.5px; line-height: 1.72; font-weight: 600;
  color: var(--blue-900); letter-spacing: .01em;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 28px; border-radius: 999px;
  font-size: 15px; font-weight: 600; cursor: pointer; border: none;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s;
  will-change: transform;
}
.btn:active { transform: scale(.97); }
.btn--primary { background: var(--blue-700); color: #fff; box-shadow: 0 10px 24px rgba(0,117,187,.28); }
.btn--primary:hover { background: var(--blue-900); transform: translateY(-2px); box-shadow: 0 16px 32px rgba(0,64,107,.34); }
.btn--ghost { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.45); backdrop-filter: blur(6px); }
.btn--ghost:hover { background: rgba(255,255,255,.22); transform: translateY(-2px); }
.btn--light { background: #fff; color: var(--blue-700); box-shadow: var(--shadow-sm); }
.btn--light:hover { background: var(--blue-50); transform: translateY(-2px); }

.btn .arrow { transition: transform .3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* 品牌 logo 横向组合图（真实文件） */
.nav-logo-img {
  height: 42px; width: auto; display: block;
  filter: brightness(0) invert(1); /* 透明背景 logo 在深色 hero 上显示为白色 */
  transition: filter .35s, opacity .35s;
}
.nav--solid .nav-logo-img { filter: none; } /* 滚动后变深色 logo */

.footer-logo-img { height: 46px; width: auto; display: block; }

/* ===================================================================
   NAV
   =================================================================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: background .35s, box-shadow .35s, height .35s;
  height: 78px; display: flex; align-items: center;
}
.nav .container { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.nav--solid { background: rgba(255,255,255,.86); backdrop-filter: saturate(180%) blur(14px); box-shadow: 0 1px 0 var(--line); }
.nav--solid .nav-link { color: var(--ink); }

.nav-left { display: flex; align-items: center; gap: 12px; }

.nav-mid { display: flex; gap: 6px; }

/* —— 导航项与 hover 下拉 —— */
.nav-item { position: relative; display: flex; align-items: center; flex-shrink: 0; }
.nav-link { display: inline-flex; align-items: center; gap: 7px; }
.caret {
  width: 7px; height: 7px; margin-top: -3px;
  border-right: 1.6px solid currentColor; border-bottom: 1.6px solid currentColor;
  transform: rotate(45deg); opacity: .62;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav-item:hover .caret { transform: rotate(45deg) translate(1px, 1px); opacity: 1; }
.nav--solid .nav-item:hover .nav-link { background: var(--blue-50); color: var(--blue-700); }
.nav:not(.nav--solid) .nav-item:hover .nav-link { background: rgba(255,255,255,.18); color: #fff; }

.nav-drop {
  position: absolute; top: 100%; left: 50%; z-index: 1001;
  padding-top: 12px;                       /* 透明桥接：鼠标从链接移到面板不断开 */
  transform: translateX(-50%) translateY(6px);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .26s var(--ease), transform .26s var(--ease), visibility .26s;
}
.nav-item:hover .nav-drop, .nav-item:focus-within .nav-drop {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav-drop-in {
  min-width: 238px; padding: 8px;
  background: #fff; border-radius: 14px;
  box-shadow: 0 0 0 1px var(--line), 0 20px 48px rgba(0, 40, 80, .16);
  display: grid; gap: 2px;
}
.nav-drop-in a { display: block; padding: 9px 12px; border-radius: 9px; transition: background .22s var(--ease); }
.nav-drop-in a b { display: block; font-size: 14px; font-weight: 600; color: var(--ink); letter-spacing: .01em; }
.nav-drop-in a i { display: block; margin-top: 2px; font-style: normal; font-size: 12px; color: var(--ink-mute); }
.nav-drop-in a:hover { background: var(--blue-50); }
.nav-drop-in a:hover b { color: var(--blue-700); }
/* 六大板块那栏稍宽 */
.nav-item:nth-child(2) .nav-drop-in { min-width: 256px; }
.nav-link {
  padding: 9px 16px; border-radius: 999px; font-size: 15px; font-weight: 500;
  color: rgba(255,255,255,.92); transition: color .3s, background .3s;
}
.nav--solid .nav-link:hover { background: var(--blue-50); color: var(--blue-700); }
.nav:not(.nav--solid) .nav-link:hover { background: rgba(255,255,255,.18); color: #fff; }
.nav-right { display: flex; align-items: center; gap: 14px; }
.nav-cta {
  padding: 10px 22px; border-radius: 999px; font-size: 14px; font-weight: 600;
  background: var(--blue-700); color: #fff; transition: background .3s, transform .3s;
}
.nav-cta:hover { background: var(--blue-900); transform: translateY(-1px); }

.menu-btn { display: none; width: 44px; height: 44px; border: none; background: transparent; cursor: pointer; }
.menu-btn span { display: block; width: 24px; height: 2px; margin: 5px auto; background: var(--blue-900); transition: .3s; }

/* 移动端菜单 */
.mobile-menu {
  position: fixed; inset: 0; z-index: 999; background: rgba(255,255,255,.97);
  backdrop-filter: blur(10px); display: none; flex-direction: column;
  padding: 100px 8% 40px; gap: 8px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 22px; font-weight: 700; padding: 14px 6px; color: var(--ink);
  border-bottom: 1px solid var(--line);
}

/* ===================================================================
   HERO
   =================================================================== */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  color: #fff; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: -6% 0; z-index: -2;
  background-size: cover; background-position: center 30%;
  animation: heroIn 1.4s var(--ease) both;
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(100deg, rgba(0, 40, 70, .82) 0%, rgba(0, 64, 107, .72) 34%, rgba(0, 90, 150, .30) 62%, rgba(0, 117, 187, .18) 100%),
    linear-gradient(0deg, rgba(0, 20, 40, .55) 0%, transparent 40%);
}
.hero-glow {
  position: absolute; z-index: -1; width: 560px; height: 560px; border-radius: 50%;
  filter: blur(90px); opacity: .5; background: radial-gradient(circle, rgba(36,175,230,.6), transparent 70%);
  top: 6%; right: -6%;
}
.hero-inner { padding-top: 90px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 18px; border-radius: 999px; font-size: 13px; font-weight: 600; letter-spacing: .06em;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.28);
  backdrop-filter: blur(8px); color: #eaf7ff;
}
.hero-eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px rgba(255,107,53,.28); }

.hero h1 {
  font-size: clamp(38px, 5.2vw, 66px); line-height: 1.08; font-weight: 800;
  letter-spacing: -.015em; margin-top: 26px;
}
.hero h1 .hl { position: relative; color: #fff; }
.hero h1 .hl::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 4px; height: 14px;
  background: linear-gradient(90deg, var(--blue-500), var(--blue-200));
  opacity: .55; z-index: -1; border-radius: 4px;
}
.hero-sub { margin-top: 24px; max-width: 560px; font-size: 17.5px; color: #d8ecf9; }
.hero-actions { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 16px; }

.hero-stats { margin-top: 56px; display: flex; gap: 46px; flex-wrap: wrap; }
.hstat .num { font-size: 38px; font-weight: 800; color: #fff; }
.hstat .num small { font-size: 18px; color: var(--blue-500); margin-left: 4px; }
.hstat .lbl { font-size: 14px; color: #bfe0f2; margin-top: 4px; }
.hstat + .hstat { border-left: 1px solid rgba(255,255,255,.2); padding-left: 46px; }

/* hero 右侧浮层卡片 */
.hero-card {
  position: relative; border-radius: var(--radius-lg); padding: 5px;
  background: linear-gradient(140deg, rgba(255,255,255,.35), rgba(36,175,230,.25));
  backdrop-filter: blur(10px);
}
.hero-card-inner {
  border-radius: 16px; padding: 34px 30px; background: rgba(255,255,255,.94);
  color: var(--ink); box-shadow: var(--shadow-lg);
}
.hc-head { display: flex; align-items: center; gap: 12px; }
.hc-head .tick { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(140deg, var(--blue-700), var(--blue-500)); color: #fff; }
.hc-head .t { font-weight: 800; font-size: 17px; color: var(--blue-900); }
.hc-head .s { font-size: 12.5px; color: var(--ink-mute); }
.hc-pill {
  margin-top: 20px; display: flex; flex-wrap: wrap; gap: 8px;
}
.hc-pill span {
  padding: 7px 14px; border-radius: 999px; font-size: 13px; font-weight: 500;
  background: var(--blue-50); color: var(--blue-700); border: 1px solid var(--blue-100);
}
.hc-div { height: 1px; background: var(--line); margin: 22px 0; }
.hc-row { display: flex; justify-content: space-between; font-size: 14px; padding: 6px 0; }
.hc-row .k { color: var(--ink-mute); }
.hc-row .v { font-weight: 700; color: var(--blue-900); }

/* hero 卡片内：客户留资表单 */
.hc-form { margin-top: 22px; display: grid; gap: 13px; }
.hc-field { display: flex; flex-direction: column; gap: 6px; }
.hc-field label { font-size: 12.5px; color: var(--ink-mute); letter-spacing: .03em; }
.hc-field label i { font-style: normal; color: var(--accent); }
.hc-field input,
.hc-field select {
  font-family: inherit; font-size: 14.5px; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 11px 13px; outline: none; width: 100%;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.hc-field input::placeholder { color: #a9b8c6; }
.hc-field input:focus,
.hc-field select:focus { border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(36,175,230,.16); }
.hc-submit {
  margin-top: 4px; width: 100%; border: none; cursor: pointer; font-family: inherit;
  padding: 13px 20px; border-radius: 999px; font-size: 15px; font-weight: 600;
  background: var(--blue-700); color: #fff; box-shadow: 0 10px 24px rgba(0,117,187,.28);
  transition: background .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.hc-submit:hover { background: var(--blue-900); transform: translateY(-2px); box-shadow: 0 16px 32px rgba(0,64,107,.32); }
.hc-submit:active { transform: scale(.98); }
.hc-submit:disabled { opacity: .65; cursor: default; transform: none; box-shadow: 0 10px 24px rgba(0,117,187,.28); }
.hc-ok, .hc-error {
  display: none; align-items: center; gap: 8px;
  font-size: 13.5px; border-radius: 10px; padding: 11px 14px; line-height: 1.6;
}
.hc-ok { color: var(--blue-700); background: var(--blue-50); border: 1px solid var(--blue-100); }
.hc-error { color: #b3261e; background: #fdeceb; border: 1px solid #f7cdc9; }
.hc-ok.is-on, .hc-error.is-on { display: flex; }
.hc-foot { margin-top: 16px; padding-top: 15px; border-top: 1px solid var(--line); font-size: 12.5px; color: var(--ink-mute); }
.hc-foot a { color: var(--blue-700); font-weight: 600; }
.hc-foot a:hover { color: var(--blue-900); }

/* 滚动提示 */
.scroll-hint {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(255,255,255,.8); font-size: 12px; letter-spacing: .2em;
}
.scroll-hint .wheel { width: 26px; height: 42px; border: 2px solid rgba(255,255,255,.6); border-radius: 20px; position: relative; }
.scroll-hint .wheel::after { content: ""; position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; margin-left: -2px; background: #fff; border-radius: 3px; animation: wheel 1.8s infinite var(--ease); }

/* ===================================================================
   MARQUEE
   =================================================================== */
.marquee {
  background: var(--blue-900); overflow: hidden; padding: 18px 0; color: #d6eefb;
}
.marquee-track { display: flex; gap: 52px; width: max-content; animation: marquee 28s linear infinite; }
.marquee-track span {
  display: inline-flex; align-items: center; gap: 52px; font-size: 15px; font-weight: 500;
  white-space: nowrap; letter-spacing: .02em;
}
.marquee-track span::after { content: "✦"; color: var(--blue-500); font-size: 12px; }
.marquee-track span:last-child::after { display: none; }

/* ===================================================================
   ABOUT
   =================================================================== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-visual { position: relative; }
.about-photo { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-photo img { width: 100%; height: 460px; object-fit: cover; transition: transform .8s var(--ease); }
.about-visual:hover .about-photo img { transform: scale(1.04); }
.float-chip {
  position: absolute; background: #fff; border-radius: 14px; padding: 14px 18px;
  box-shadow: var(--shadow-md); display: flex; align-items: center; gap: 12px;
}
.float-chip .ic { width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center; background: var(--blue-50); color: var(--blue-700); }
.float-chip .t { font-weight: 800; color: var(--blue-900); font-size: 15px; }
.float-chip .s { font-size: 12.5px; color: var(--ink-mute); }
.float-chip--a { top: 26px; right: 22px; animation: float 5s ease-in-out infinite; }
.float-chip--b { bottom: 28px; left: 22px; animation: float 6s ease-in-out .8s infinite; }

.about-body .lead { max-width: none; }
.about-feats { margin-top: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px 24px; }
.about-feats li { display: flex; align-items: flex-start; gap: 12px; font-size: 15px; color: var(--ink-soft); }
.about-feats .check { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0; background: var(--blue-100); color: var(--blue-700); font-size: 12px; margin-top: 3px; }

.about-tags { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 10px; }
.about-tags span { padding: 8px 16px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-size: 13.5px; color: var(--ink-soft); font-weight: 500; }

/* ===================================================================
   业务板块
   =================================================================== */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.pillar {
  position: relative; border-radius: var(--radius-lg); overflow: hidden; padding: 34px 30px 40px;
  background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm);
  transition: transform .45s var(--ease), box-shadow .45s;
}
.pillar:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.pillar::after {
  content: ""; position: absolute; right: -40px; top: -40px; width: 140px; height: 140px;
  border-radius: 50%; background: radial-gradient(circle, rgba(36,175,230,.14), transparent 70%);
}
.pillar .idx { font-size: 13px; letter-spacing: .18em; color: var(--blue-500); font-weight: 700; }
.pillar .ic { width: 58px; height: 58px; border-radius: 15px; display: grid; place-items: center; margin: 18px 0 20px; color: #fff; background: linear-gradient(140deg, var(--blue-700), var(--blue-500)); box-shadow: 0 10px 20px rgba(0,117,187,.22); }
.pillar h3 { font-size: 22px; font-weight: 800; color: var(--blue-900); }
.pillar p { margin-top: 12px; color: var(--ink-soft); font-size: 15px; }
.pillar ul { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 16px; }
.pillar ul li { display: flex; align-items: center; gap: 10px; padding: 6px 0; font-size: 14px; color: var(--ink-soft); }
.pillar ul li::before { content: "✓"; width: 20px; height: 20px; border-radius: 50%; background: var(--blue-100); color: var(--blue-700); display: grid; place-items: center; font-size: 11px; flex-shrink: 0; }
/* 业务板块卡：品牌 / 业务主体小标签（对应集团介绍「业务板块」表第二列） */
.pillar .who {
  display: inline-block; margin-top: 9px; padding: 4px 11px; border-radius: 999px;
  font-size: 12.5px; font-weight: 600; letter-spacing: .01em; line-height: 1.5;
  color: var(--blue-700); background: var(--blue-50); border: 1px solid var(--blue-100);
}
/* 板块卡内的详情入口（目前仅「科研与教育服务」有独立页） */
.pillar .p-more {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 16px;
  font-size: 13.5px; font-weight: 600; color: var(--blue-700);
}
.pillar .p-more span { transition: transform .3s var(--ease); }
.pillar .p-more:hover span { transform: translateX(4px); }

/* ===================================================================
   核心能力 bento
   =================================================================== */
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 56px; }
.cap {
  border-radius: var(--radius-md); padding: 30px 28px; background: #fff; border: 1px solid var(--line);
  position: relative; overflow: hidden; transition: transform .4s var(--ease), box-shadow .4s;
}
.cap:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.cap .no { position: absolute; right: 22px; top: 18px; font-size: 42px; font-weight: 800; color: var(--blue-50); }
.cap .ic { width: 50px; height: 50px; border-radius: 12px; display: grid; place-items: center; background: var(--blue-50); color: var(--blue-700); margin-bottom: 16px; }
.cap h4 { font-size: 18px; font-weight: 800; color: var(--blue-900); position: relative; }
.cap p { margin-top: 10px; font-size: 14.5px; color: var(--ink-soft); position: relative; }
.cap--wide { grid-column: span 2; }
.cap--wide .inner { display: grid; grid-template-columns: auto 1fr 1fr; gap: 24px; align-items: center; }
.cap--wide .inner > div:first-child { max-width: 200px; }
.cap-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.cap-tags span { padding: 6px 12px; border-radius: 999px; background: var(--blue-50); color: var(--blue-700); font-size: 13px; font-weight: 500; }

/* ===================================================================
   产品
   =================================================================== */
.prod-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 24px; margin-top: 56px; }
/* 四条产品线：主卡跨 3 行，右侧三张依次排列 */
.prod {
  border-radius: var(--radius-lg); overflow: hidden; position: relative; min-height: 380px;
  display: flex; align-items: flex-end; padding: 34px; color: #fff; box-shadow: var(--shadow-md);
  transition: transform .45s var(--ease), box-shadow .45s;
}
.prod:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.prod--main { grid-row: span 3; min-height: 100%; }
.prod--tint { min-height: 252px; }
.prod .bg { position: absolute; inset: 0; z-index: 0; background-size: cover; background-position: center; transition: transform .9s var(--ease); }
.prod:hover .bg { transform: scale(1.06); }
.prod .shade { position: absolute; inset: 0; z-index: 1; background: linear-gradient(0deg, rgba(0,30,55,.9) 0%, rgba(0,60,110,.45) 55%, rgba(0,64,107,.12) 100%); }
.prod .body { position: relative; z-index: 2; }
.prod .tag { display: inline-block; padding: 5px 13px; border-radius: 999px; background: rgba(255,255,255,.2); backdrop-filter: blur(6px); font-size: 12px; font-weight: 600; letter-spacing: .08em; border: 1px solid rgba(255,255,255,.35); }
.prod h3 { font-size: 25px; font-weight: 800; margin-top: 14px; }
.prod p { margin-top: 10px; max-width: 520px; color: #d8ecf9; font-size: 15px; }
.prod .more { margin-top: 18px; display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 14px; }
.prod .more span { transition: transform .3s var(--ease); }
.prod:hover .more span { transform: translateX(4px); }
.prod--tint { background: linear-gradient(150deg, var(--blue-700), var(--blue-900)); }
.prod--tint .bg { opacity: 0; }
.prod--tint .deco { position: absolute; right: -10%; bottom: -20%; width: 70%; height: 120%; background: radial-gradient(circle, rgba(36,175,230,.4), transparent 70%); z-index: 1; }

/* ===================================================================
   数字 / 荣誉条
   =================================================================== */
.band { background: linear-gradient(120deg, var(--blue-900), var(--blue-700)); position: relative; overflow: hidden; }
.band::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 80% 20%, rgba(36,175,230,.28), transparent 60%); }
.band-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; position: relative; }
.band-item { text-align: center; padding: 6px 0; }
.band-item .num { font-size: clamp(34px, 4vw, 52px); font-weight: 800; color: #fff; }
.band-item .num small { font-size: 20px; color: var(--blue-500); }
.band-item .lbl { margin-top: 8px; font-size: 15px; color: #cfeafb; }

/* ===================================================================
   区域布局
   =================================================================== */
.region-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 52px; }
.region {
  border-radius: var(--radius-md); padding: 28px 24px; background: #fff; border: 1px solid var(--line);
  transition: transform .4s var(--ease), border-color .4s, box-shadow .4s;
}
.region:hover { transform: translateY(-6px); border-color: var(--blue-100); box-shadow: var(--shadow-md); }
.region .flag { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(140deg, var(--blue-50), var(--blue-100)); color: var(--blue-700); font-size: 18px; }
.region h4 { margin-top: 16px; font-size: 19px; font-weight: 800; color: var(--blue-900); }
.region p { margin-top: 8px; font-size: 14px; color: var(--ink-soft); }

/* ===================================================================
   品牌矩阵
   =================================================================== */
.brand-container { margin-top: 56px; }
.brand-lead { max-width: 700px; }
.brand-row { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; justify-content: center; margin-top: 42px; }
.brand-card {
  display: flex; align-items: center; gap: 16px; padding: 22px 30px; border-radius: 16px;
  background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm);
  transition: transform .4s var(--ease), box-shadow .4s;
}
.brand-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.brand-card .mark { width: 52px; height: 52px; border-radius: 12px; display: grid; place-items: center; font-weight: 800; color: #fff; font-size: 18px; }
.brand-card .t { font-weight: 800; color: var(--ink); font-size: 18px; }
.brand-card .s { font-size: 13px; color: var(--ink-mute); }
.brand-card--holympia .mark { background: linear-gradient(140deg, var(--blue-700), var(--blue-500)); }
.brand-card--taisei .mark { background: linear-gradient(140deg, var(--accent), #ff8a5c); }

/* ===================================================================
   团队
   =================================================================== */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 52px; }
.member {
  border-radius: var(--radius-md); padding: 30px 24px; text-align: center; background: #fff;
  border: 1px solid var(--line); transition: transform .4s var(--ease), box-shadow .4s;
}
.member:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.member .ava {
  width: 84px; height: 84px; border-radius: 50%; margin: 0 auto 18px; display: grid; place-items: center;
  font-size: 26px; font-weight: 800; color: #fff; background: linear-gradient(140deg, var(--blue-700), var(--blue-500));
  box-shadow: 0 0 0 6px var(--blue-50);
}
.member h4 { font-size: 18px; font-weight: 800; color: var(--blue-900); }
.member .role { font-size: 13.5px; color: var(--ink-mute); margin-top: 4px; }
.member .desc { font-size: 13px; color: var(--ink-soft); margin-top: 12px; }

/* ===================================================================
   新闻
   =================================================================== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 52px; }
.news {
  border-radius: var(--radius-md); overflow: hidden; background: #fff; border: 1px solid var(--line);
  transition: transform .4s var(--ease), box-shadow .4s;
}
.news:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.news .cover { height: 190px; background: linear-gradient(140deg, var(--blue-100), var(--blue-50)); position: relative; overflow: hidden; }
.news .cover .gr { position: absolute; inset: 0; background: rgba(0,117,187,.08); }
.news .cover .ic { position: absolute; inset: 0; display: grid; place-items: center; color: var(--blue-500); opacity: .8; }
.news .pad { padding: 22px 22px 26px; }
.news .cat { display: inline-block; font-size: 12px; font-weight: 700; color: var(--blue-700); background: var(--blue-50); padding: 4px 11px; border-radius: 999px; }
.news h3 { font-size: 17.5px; font-weight: 800; color: var(--ink); margin-top: 12px; line-height: 1.4; }
.news p { font-size: 14px; color: var(--ink-soft); margin-top: 8px; }
.news .date { font-size: 12.5px; color: var(--ink-mute); margin-top: 14px; }

/* ===================================================================
   CTA
   =================================================================== */
.cta {
  position: relative; border-radius: 28px; overflow: hidden; padding: 64px 60px; color: #fff;
  background: linear-gradient(120deg, var(--blue-900), var(--blue-700));
  display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap;
}
.cta::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 90% 10%, rgba(36,175,230,.35), transparent 55%); }
.cta .deco { position: absolute; right: -80px; bottom: -90px; width: 300px; height: 300px; border-radius: 50%; border: 30px solid rgba(255,255,255,.08); }
.cta h2 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; position: relative; line-height: 1.2; }
.cta p { margin-top: 12px; color: #cfeafb; position: relative; max-width: 560px; }
.cta .cta-actions { position: relative; display: flex; gap: 14px; flex-wrap: wrap; }

/* ===================================================================
   FOOTER
   =================================================================== */
.footer { background: #051c30; color: #9db9cc; padding: 78px 0 40px; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 44px; padding-bottom: 46px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand { display: flex; gap: 14px; align-items: center; }
.footer .aboutline { margin-top: 22px; font-size: 14.5px; line-height: 1.9; color: #87a3b8; max-width: 360px; }
.footer h5 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 20px; }
.footer ul li { margin-bottom: 12px; }
.footer ul a { font-size: 14.5px; color: #9db9cc; transition: color .3s; }
.footer ul a:hover { color: #fff; }
.footer .contact li { display: flex; gap: 10px; align-items: center; font-size: 14.5px; margin-bottom: 14px; }
.footer .contact .ic { color: var(--blue-500); flex-shrink: 0; }
.footer .contact a { color: inherit; transition: color .25s var(--ease); }
.footer .contact a:hover { color: var(--blue-500); }
.footer-bottom {
  padding-top: 30px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  font-size: 13px; color: #6b8aa0;
}

/* ===================================================================
   动画
   =================================================================== */
@keyframes heroIn { from { opacity: 0; transform: scale(1.06); } to { opacity: 1; transform: scale(1); } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes wheel { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(12px); } }

.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }
.reveal-delay-4 { transition-delay: .32s; }

/* ===================================================================
   响应式
   =================================================================== */
/* 中屏：菜单项 + logo + CTA 放不下时提前收进汉堡菜单 */
@media (max-width: 1100px) {
  .nav-mid { display: none; }
  .menu-btn { display: block; }
}
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-card { max-width: 540px; }
  .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .cap--wide { grid-column: span 2; }
  .cap--wide .inner { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: 1fr; }
  .prod--main { grid-row: auto; min-height: 380px; }
  .prod--tint { min-height: 300px; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .region-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .band-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .section { padding: 76px 0; }
  .nav-mid, .nav-right .nav-cta { display: none; }
  .menu-btn { display: block; }
  .hero-stats { gap: 26px; }
  .hstat + .hstat { padding-left: 26px; }
  .cap-grid { grid-template-columns: 1fr; }
  .cap--wide { grid-column: span 1; }
  .team-grid, .region-grid { grid-template-columns: 1fr; }
  .band-grid { grid-template-columns: 1fr; gap: 34px; }
  .pillars { grid-template-columns: 1fr; gap: 16px; }
  .cta { padding: 46px 32px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .about-feats { grid-template-columns: 1fr; }
}


/* 企业愿景在小屏的排版保护 */
@media (max-width: 720px) {
  .vision { padding: 20px 20px 22px; }
  .vision-text { font-size: 17px; line-height: 1.72; }
  .vision::before { font-size: 78px; right: 10px; top: -10px; }
}

/* ===================================================================
   移动端深度适配（2026-10-07）—— 手机为主要访问场景
   目标：页面 21.7 屏 → 约 13 屏；修标题单字断行；放大点击区；首屏即可见留资卡
   =================================================================== */
@media (max-width: 720px) {
  /* ---------- 基础节奏 ---------- */
  [id] { scroll-margin-top: 80px; }
  .container { width: calc(100% - 36px); }
  .section { padding: 52px 0; }
  .eyebrow { font-size: 12.5px; letter-spacing: .1em; gap: 8px; }
  .eyebrow::before { width: 20px; }
  h2.title { font-size: 24px; line-height: 1.36; margin-top: 12px; text-wrap: balance; }
  .lead { margin-top: 14px; font-size: 14.5px; line-height: 1.74; }

  /* ---------- 移动菜单：实心面板 + 整行点击 ---------- */
  .mobile-menu { padding: 80px 22px 28px; gap: 0; background: #fff; backdrop-filter: none; }
  .mobile-menu a { display: flex; align-items: center; justify-content: space-between;
    font-size: 17px; font-weight: 600; padding: 17px 2px; }
  .mobile-menu a::after { content: "\203A"; font-size: 20px; font-weight: 400; color: #aab9c7; }

  /* ---------- 首屏：压缩高度，留资卡进入首屏 ---------- */
  .hero { min-height: auto; }
  .hero-bg { background-position: center 42%; }
  .hero-inner { padding-top: 90px; }
  .hero-grid { gap: 28px; }
  .hero-eyebrow { font-size: 11.5px; padding: 7px 13px; gap: 7px; letter-spacing: .02em; line-height: 1.5; }
  .hero h1 { font-size: 29px; line-height: 1.26; margin-top: 16px; letter-spacing: -.01em; text-wrap: balance; }
  .hero h1 .hl::after { height: 9px; bottom: 2px; }
  .hero-sub { margin-top: 14px; font-size: 14.5px; line-height: 1.72; }
  .hero-actions { margin-top: 22px; gap: 10px; }
  .hero-actions > a { flex: 1 1 45%; padding: 13px 18px; font-size: 14.5px; }
  .hero-stats { margin-top: 26px; gap: 16px 14px; }
  .hstat + .hstat { border-left: none; padding-left: 0; }
  .hstat .num { font-size: 28px; line-height: 1.15; }
  .hstat .num small { font-size: 14px; }
  .hstat .lbl { font-size: 12.5px; margin-top: 2px; }

  /* 留资卡 */
  .hero-card { max-width: none; padding: 4px; }
  .hero-card-inner { padding: 22px 18px 20px; }
  .hc-head { gap: 10px; }
  .hc-head .tick { width: 38px; height: 38px; border-radius: 10px; }
  .hc-head .t { font-size: 15.5px; }
  .hc-head .s { font-size: 11.5px; line-height: 1.6; }
  .hc-form { margin-top: 16px; gap: 11px; }
  .hc-field label { font-size: 12px; }
  .hc-field input, .hc-field select { font-size: 16px; padding: 12px 13px; } /* 16px 防止 iOS 聚焦自动放大 */
  .hc-submit { padding: 14px 20px; font-size: 15.5px; }
  .hc-foot { margin-top: 14px; padding-top: 12px; font-size: 12.5px; }

  /* ---------- 集团简介 ---------- */
  .about-grid { gap: 26px; }
  .about-photo img { height: 300px; }
  .float-chip { padding: 10px 12px; border-radius: 12px; gap: 9px; }
  .float-chip .ic { width: 32px; height: 32px; border-radius: 9px; }
  .float-chip .t { font-size: 13.5px; }
  .float-chip .s { font-size: 11.5px; }
  .float-chip--a { top: 14px; right: 12px; }
  .float-chip--b { bottom: 14px; left: 12px; }
  .vision { margin-top: 18px; padding: 18px 18px 20px; border-radius: 14px; }
  .vision-text { font-size: 16px; line-height: 1.7; }
  .about-feats { margin-top: 20px; gap: 12px; }
  .about-feats li { font-size: 14px; }
  .about-tags { margin-top: 20px; gap: 8px; }
  .about-tags span { padding: 7px 13px; font-size: 12.5px; }

  /* ---------- 业务板块 ---------- */
  .pillars { gap: 14px; margin-top: 32px; }
  .pillar { padding: 24px 20px 26px; }
  .pillar .idx { font-size: 12px; }
  .pillar .ic { width: 46px; height: 46px; border-radius: 12px; margin: 12px 0 14px; }
  .pillar h3 { font-size: 19px; }
  .pillar p { margin-top: 10px; font-size: 14px; line-height: 1.72; }
  .pillar ul { margin-top: 14px; padding-top: 13px; }
  .pillar ul li { font-size: 13.5px; padding: 5px 0; }
  .pillar .p-more { margin-top: 12px; }

  /* ---------- 核心能力 ---------- */
  .cap-grid { gap: 14px; margin-top: 32px; }
  .cap { padding: 22px 18px; }
  .cap .no { font-size: 34px; right: 16px; top: 14px; }
  .cap .ic { width: 44px; height: 44px; margin-bottom: 12px; }
  .cap h4 { font-size: 16.5px; }
  .cap p { margin-top: 8px; font-size: 13.5px; line-height: 1.7; }
  .cap--wide .inner { gap: 16px; }
  .cap-tags span { font-size: 12px; padding: 5px 10px; }

  /* ---------- 产品方案 ---------- */
  .prod-grid { gap: 14px; margin-top: 32px; }
  .prod { min-height: 280px; padding: 24px 20px; }
  .prod--main { min-height: 340px; }
  .prod--tint { min-height: 200px; }
  .prod .shade { background: linear-gradient(0deg, rgba(0,30,55,.94) 0%, rgba(0,60,110,.6) 55%, rgba(0,64,107,.3) 100%); }
  .prod h3 { font-size: 21px; margin-top: 12px; }
  .prod p { font-size: 13.5px; margin-top: 8px; }
  .prod .more { margin-top: 14px; font-size: 13.5px; }

  /* ---------- 区域布局 / 团队：双列紧凑 ---------- */
  .region-grid { grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 30px; }
  .region { padding: 18px 15px; }
  .region .flag { width: 36px; height: 36px; border-radius: 10px; font-size: 15px; }
  .region h4 { margin-top: 10px; font-size: 16px; }
  .region p { margin-top: 6px; font-size: 12.5px; line-height: 1.65; }

  .team-grid { grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 30px; }
  .member { padding: 20px 14px; }
  .member .ava { width: 54px; height: 54px; font-size: 19px; margin-bottom: 12px; box-shadow: 0 0 0 4px var(--blue-50); }
  .member h4 { font-size: 16px; }
  .member .role { font-size: 12px; margin-top: 3px; }
  .member .desc { font-size: 12.5px; margin-top: 9px; line-height: 1.68; }

  /* ---------- 品牌矩阵 ---------- */
  .brand-container { margin-top: 32px; }
  .brand-row { margin-top: 26px; flex-direction: column; gap: 12px; align-items: stretch; }
  .brand-card { padding: 18px 20px; width: 100%; }
  .brand-card .mark { width: 46px; height: 46px; font-size: 16px; }
  .brand-card .t { font-size: 16.5px; }
  .brand-card .s { font-size: 12.5px; }

  /* ---------- CTA ---------- */
  .cta { padding: 34px 22px; border-radius: 20px; gap: 22px; }
  .cta h2 { font-size: 23px; }
  .cta p { margin-top: 10px; font-size: 14px; }
  .cta .cta-actions { width: 100%; gap: 10px; }
  .cta .cta-actions > a { flex: 1 1 45%; padding: 13px 18px; font-size: 14.5px; }

  /* ---------- 页脚 ---------- */
  .footer { padding: 52px 0 30px; }
  .footer-top { gap: 28px; padding-bottom: 30px; }
  .footer .aboutline { margin-top: 16px; font-size: 13.5px; line-height: 1.8; }
  .footer h5 { font-size: 14.5px; margin-bottom: 14px; }
  .footer ul li { margin-bottom: 10px; }
  .footer ul a { font-size: 14px; }
  .footer .contact li { font-size: 14px; margin-bottom: 12px; }
  .footer-bottom { padding-top: 22px; font-size: 12px; line-height: 1.75; gap: 8px; }
}

/* ---------- 汉堡按钮展开态（X）+ 移动菜单咨询入口（2026-10-07） ---------- */
.menu-btn { position: relative; z-index: 1001; }
.menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn.open span:nth-child(2) { opacity: 0; }
.menu-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 720px) {
  .mobile-menu .mm-cta { margin-top: 26px; display: grid; gap: 12px; }
  .mobile-menu .mm-cta a { border-bottom: none; justify-content: center; }
  .mobile-menu .mm-cta a::after { display: none; }
  .mobile-menu .mm-cta .btn { width: 100%; padding: 15px 20px; font-size: 15px; }
  .mobile-menu .mm-tel { font-size: 14px; font-weight: 600; color: var(--blue-700); padding: 2px 0; }
}