/* ==========================================================================
   优诺盈达国际货运 - 全站样式表
   现代化 · 响应式 · 企业官网
   ========================================================================== */

/* ---------- 设计令牌 ---------- */
:root {
  /* 品牌色 */
  --brand: #0b3a7d;          /* 深海蓝 - 信任/专业 */
  --brand-dark: #082a5c;     /* 更深 - 页脚/深色区 */
  --brand-deep: #061d40;     /* 极深 - hero叠层 */
  --brand-light: #1e5bc0;    /* 亮蓝 - hover/链接 */
  --accent: #d9261c;         /* 品牌红 - 行动/强调 */
  --accent-dark: #b51d14;

  /* 中性色 */
  --ink: #15233b;            /* 主文字 */
  --ink-2: #44546a;          /* 次文字 */
  --ink-3: #8190a6;          /* 辅助文字 */
  --line: #e4e9f0;           /* 分割线/边框 */
  --bg: #ffffff;
  --bg-soft: #f5f8fc;        /* 浅灰蓝背景 */
  --bg-soft-2: #eef3fa;

  /* 功能色 */
  --gold: #d4a93a;           /* 点缀金 */

  /* 排版 */
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  --font-en: "Segoe UI", "Helvetica Neue", Arial, sans-serif;

  /* 间距与圆角 */
  --radius: 10px;
  --radius-lg: 18px;
  --shadow-sm: 0 2px 8px rgba(15, 35, 75, 0.06);
  --shadow: 0 8px 30px rgba(15, 35, 75, 0.10);
  --shadow-lg: 0 18px 50px rgba(15, 35, 75, 0.14);
  --container: 1200px;
  --gap: 24px;
}

/* ---------- 重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: 100%; }

/* ---------- 通用布局 ---------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section-sm { padding: 56px 0; }
.bg-soft { background: var(--bg-soft); }
.bg-brand { background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%); color: #fff; }
.text-center { text-align: center; }

/* ---------- 标题区 ---------- */
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.sec-head .eyebrow {
  display: inline-block; font-family: var(--font-en); font-size: 13px; letter-spacing: 3px;
  text-transform: uppercase; color: var(--accent); font-weight: 700; margin-bottom: 14px;
}
.sec-head h2 {
  font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; color: var(--brand-deep);
  letter-spacing: 1px; line-height: 1.25;
}
.sec-head h2 .en { display: block; font-family: var(--font-en); font-size: 15px; font-weight: 600; color: var(--ink-3); letter-spacing: 4px; text-transform: uppercase; margin-top: 10px; }
.sec-head p { color: var(--ink-2); margin-top: 16px; font-size: 16px; }
.sec-head.light h2, .sec-head.light p { color: #fff; }
.sec-head.light .en { color: rgba(255,255,255,.6); }
.sec-line { width: 56px; height: 4px; background: var(--accent); border-radius: 4px; margin: 20px auto 0; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 13px 30px;
  border-radius: 50px; font-weight: 600; font-size: 15px; letter-spacing: .5px;
  transition: all .3s; white-space: nowrap;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 8px 22px rgba(217,38,28,.32); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(217,38,28,.4); }
.btn-outline { border: 2px solid rgba(255,255,255,.5); color: #fff; }
.btn-outline:hover { background: #fff; color: var(--brand); border-color: #fff; }
.btn-light { background: #fff; color: var(--brand); }
.btn-light:hover { background: var(--bg-soft); transform: translateY(-2px); }
.btn-ghost { border: 2px solid var(--brand); color: var(--brand); }
.btn-ghost:hover { background: var(--brand); color: #fff; }
.btn .arrow { transition: transform .3s; }
.btn:hover .arrow { transform: translateX(4px); }

/* ==========================================================================
   顶部导航
   ========================================================================== */
.topbar {
  background: var(--brand-deep); color: rgba(255,255,255,.75); font-size: 13px;
  padding: 9px 0; border-bottom: 1px solid rgba(255,255,255,.08);
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.topbar a { color: rgba(255,255,255,.75); }
.topbar a:hover { color: #fff; }
.topbar .tb-left { display: flex; gap: 26px; align-items: center; }
.topbar .tb-left span { display: inline-flex; align-items: center; gap: 7px; }
.topbar .tb-right { display: flex; gap: 18px; align-items: center; }
.topbar .tb-right .login {
  background: var(--accent); color: #fff; padding: 5px 18px; border-radius: 20px; font-weight: 600;
}
.topbar .tb-right .login:hover { background: var(--accent-dark); color: #fff; }

.header {
  position: sticky; top: 0; z-index: 1000; background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
  transition: box-shadow .3s;
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 19px; color: var(--brand-deep); }
.logo .mark {
  width: 44px; height: 44px; flex-shrink: 0;
  object-fit: contain; background: transparent; padding: 0;
}
.logo .txt { line-height: 1.2; }
.logo .txt small { display: block; font-size: 11px; font-weight: 600; color: var(--ink-3); letter-spacing: 2px; font-family: var(--font-en); }

.menu { display: flex; align-items: center; gap: 4px; }
.menu > li > a {
  display: block; padding: 10px 18px; font-size: 15.5px; font-weight: 600; color: var(--ink);
  border-radius: 8px; position: relative;
}
.menu > li > a::after {
  content: ""; position: absolute; left: 18px; right: 18px; bottom: 4px; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.menu > li > a:hover, .menu > li.active > a { color: var(--brand); }
.menu > li > a:hover::after, .menu > li.active > a::after { transform: scaleX(1); }

.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: 8px; flex-direction: column; justify-content: center; align-items: center; gap: 5px; }
.nav-toggle span { width: 24px; height: 2.5px; background: var(--brand-deep); border-radius: 2px; transition: .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ==========================================================================
   Hero 轮播
   ========================================================================== */
.hero { position: relative; height: 600px; overflow: hidden; background: var(--brand-deep); }
.hero-slides { position: absolute; inset: 0; }
.hero-slide { position: absolute; inset: 0; opacity: 0; z-index: 1; transition: opacity 1.2s ease-in-out; pointer-events: none; }
.hero-slide.active { opacity: 1; z-index: 2; pointer-events: auto; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(6,29,64,.88) 0%, rgba(6,29,64,.55) 45%, rgba(6,29,64,.25) 100%);
}
.hero-inner { position: relative; z-index: 2; height: 100%; display: flex; align-items: center; color: #fff; }
.hero-content { max-width: 620px; }
.hero-content .tag {
  display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22); padding: 7px 16px; border-radius: 30px;
  font-size: 13px; letter-spacing: 1px; margin-bottom: 24px; backdrop-filter: blur(6px);
}
.hero-content .tag .dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; }
.hero-content h1 { font-size: clamp(32px, 4.6vw, 52px); font-weight: 800; line-height: 1.18; letter-spacing: 1px; margin-bottom: 20px; }
.hero-content h1 em { color: #ffce3a; font-style: normal; }
.hero-content .sub { font-size: 18px; color: rgba(255,255,255,.82); margin-bottom: 34px; line-height: 1.7; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-dots { position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); z-index: 3; display: flex; gap: 10px; }
.hero-dots button { width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,.4); transition: .3s; }
.hero-dots button.active { background: var(--accent); width: 32px; border-radius: 6px; }

.hero-scroll { position: absolute; bottom: 28px; right: 40px; z-index: 3; color: rgba(255,255,255,.6); font-size: 12px; letter-spacing: 2px; writing-mode: vertical-rl; display: none; }

/* ==========================================================================
   快捷服务条
   ========================================================================== */
.quick-services { background: #fff; margin-top: -56px; position: relative; z-index: 5; border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 14px; }
.qs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.qs-card {
  display: flex; align-items: center; gap: 16px; padding: 20px 22px; border-radius: var(--radius);
  background: var(--bg-soft); transition: .3s; border: 1px solid transparent;
}
.qs-card:hover { background: #fff; border-color: var(--brand); box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.qs-card .ic { width: 52px; height: 52px; border-radius: 12px; background: var(--brand); color: #fff; display: grid; place-items: center; flex-shrink: 0; }
.qs-card:nth-child(2) .ic { background: var(--accent); }
.qs-card:nth-child(3) .ic { background: #1a9e7e; }
.qs-card .tx h4 { font-size: 18px; font-weight: 700; color: var(--brand-deep); }
.qs-card .tx p { font-size: 13px; color: var(--ink-3); font-family: var(--font-en); }

/* ==========================================================================
   关于简介
   ========================================================================== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-visual { position: relative; }
.about-visual .img-main { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4/3; }
.about-visual .img-main img { width: 100%; height: 100%; object-fit: cover; }
.about-visual .badge {
  position: absolute; bottom: -26px; right: -18px; background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 22px 28px; display: flex; align-items: center; gap: 14px;
}
.about-visual .badge .num { font-size: 40px; font-weight: 800; color: var(--accent); font-family: var(--font-en); line-height: 1; }
.about-visual .badge .lbl { font-size: 14px; color: var(--ink-2); line-height: 1.4; }
.about-text .eyebrow { color: var(--accent); font-weight: 700; font-size: 14px; letter-spacing: 2px; }
.about-text h2 { font-size: clamp(26px, 3vw, 34px); font-weight: 800; color: var(--brand-deep); margin: 12px 0 20px; line-height: 1.3; }
.about-text p { color: var(--ink-2); margin-bottom: 16px; }
.about-feats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 26px 0; }
.about-feats li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; font-weight: 600; color: var(--ink); }
.about-feats .ck { width: 24px; height: 24px; border-radius: 50%; background: rgba(217,38,28,.1); color: var(--accent); display: grid; place-items: center; flex-shrink: 0; font-size: 13px; }

/* ==========================================================================
   服务卡片
   ========================================================================== */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.svc-card {
  background: #fff; border-radius: var(--radius-lg); padding: 38px 32px; border: 1px solid var(--line);
  transition: .35s; position: relative; overflow: hidden;
}
.svc-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--brand); transform: scaleX(0); transform-origin: left; transition: .35s; }
.svc-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.svc-card:hover::before { transform: scaleX(1); }
.svc-card:nth-child(2)::before { background: var(--accent); }
.svc-card:nth-child(3)::before { background: #1a9e7e; }
.svc-ic { width: 64px; height: 64px; border-radius: 16px; display: grid; place-items: center; margin-bottom: 24px; color: #fff; }
.svc-card:nth-child(1) .svc-ic { background: linear-gradient(135deg, var(--brand), var(--brand-light)); }
.svc-card:nth-child(2) .svc-ic { background: linear-gradient(135deg, var(--accent), #f56254); }
.svc-card:nth-child(3) .svc-ic { background: linear-gradient(135deg, #1a9e7e, #34c9a3); }
.svc-card h3 { font-size: 22px; font-weight: 700; color: var(--brand-deep); margin-bottom: 6px; }
.svc-card .en { font-size: 13px; color: var(--ink-3); font-family: var(--font-en); letter-spacing: 1px; margin-bottom: 16px; }
.svc-card p { color: var(--ink-2); font-size: 15px; margin-bottom: 20px; }
.svc-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.svc-tags span { font-size: 13px; padding: 5px 13px; background: var(--bg-soft); border-radius: 20px; color: var(--ink-2); }
.svc-link { font-weight: 600; color: var(--brand); display: inline-flex; align-items: center; gap: 6px; font-size: 15px; }
.svc-link:hover { color: var(--accent); gap: 10px; }

/* ==========================================================================
   数据统计
   ========================================================================== */
.stats { background: linear-gradient(135deg, var(--brand-deep) 0%, var(--brand) 100%); color: #fff; position: relative; overflow: hidden; }
.stats::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 20% 50%, rgba(255,255,255,.06) 0, transparent 40%), radial-gradient(circle at 80% 20%, rgba(217,38,28,.12) 0, transparent 35%); }
.stats-grid { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item { padding: 16px; }
.stat-num { font-size: clamp(38px, 5vw, 56px); font-weight: 800; font-family: var(--font-en); color: #fff; line-height: 1; }
.stat-num .plus { color: var(--accent); }
.stat-label { font-size: 15px; color: rgba(255,255,255,.7); margin-top: 12px; letter-spacing: 1px; }
.stat-en { font-size: 12px; color: rgba(255,255,255,.4); font-family: var(--font-en); letter-spacing: 2px; text-transform: uppercase; }

/* ==========================================================================
   案例展示
   ========================================================================== */
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.case-card { border-radius: var(--radius-lg); overflow: hidden; background: #fff; box-shadow: var(--shadow-sm); transition: .35s; }
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.case-img { position: relative; aspect-ratio: 3/2; overflow: hidden; }
.case-img img { width: 100%; height: 100%; object-fit: cover; transition: .5s; }
.case-card:hover .case-img img { transform: scale(1.08); }
.case-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(6,29,64,.7), transparent 50%); opacity: 0; transition: .35s; }
.case-card:hover .case-img::after { opacity: 1; }
.case-body { padding: 22px 24px 26px; }
.case-body h4 { font-size: 19px; font-weight: 700; color: var(--brand-deep); margin-bottom: 8px; }
.case-body p { font-size: 14px; color: var(--ink-3); }
.case-body .more { margin-top: 14px; font-size: 14px; color: var(--brand); font-weight: 600; display: inline-flex; gap: 5px; }

/* ==========================================================================
   业务流程
   ========================================================================== */
.flow-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.flow-item { text-align: center; position: relative; padding: 36px 20px; }
.flow-item .num {
  width: 70px; height: 70px; margin: 0 auto 20px; border-radius: 50%; background: #fff;
  display: grid; place-items: center; font-size: 28px; font-weight: 800; color: var(--brand);
  box-shadow: var(--shadow); font-family: var(--font-en); position: relative; z-index: 2;
}
.flow-item:nth-child(even) .num { color: var(--accent); }
.flow-item h4 { font-size: 18px; font-weight: 700; color: var(--brand-deep); margin-bottom: 10px; }
.flow-item p { font-size: 14px; color: var(--ink-2); }
.flow-item:not(:last-child)::after {
  content: ""; position: absolute; top: 71px; left: 60%; right: -40%; height: 2px;
  background: repeating-linear-gradient(90deg, var(--brand-light) 0 8px, transparent 8px 16px);
  z-index: 1;
}

/* ==========================================================================
   合作伙伴 logo 墙
   ========================================================================== */
.partner-wall { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.partner-logo {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 18px; display: grid; place-items: center; height: 100px; transition: .3s;
}
.partner-logo:hover { box-shadow: var(--shadow); border-color: var(--brand-light); transform: translateY(-3px); }
.partner-logo img { max-height: 50px; max-width: 90%; object-fit: contain; filter: grayscale(1); opacity: .7; transition: .3s; }
.partner-logo:hover img { filter: grayscale(0); opacity: 1; }

/* ==========================================================================
   客户评价
   ========================================================================== */
.testi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.testi-card { background: #fff; border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-sm); position: relative; }
.testi-card .quote { position: absolute; top: 24px; right: 30px; font-size: 56px; font-family: Georgia, serif; color: var(--bg-soft-2); line-height: 1; }
.testi-card p { color: var(--ink-2); font-size: 16px; line-height: 1.85; margin-bottom: 22px; position: relative; }
.testi-author { display: flex; align-items: center; gap: 14px; }
.testi-author .av { width: 50px; height: 50px; border-radius: 50%; background: linear-gradient(135deg, var(--brand), var(--brand-light)); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 18px; }
.testi-author .nm { font-weight: 700; color: var(--brand-deep); }
.testi-author .rl { font-size: 13px; color: var(--ink-3); }

/* ==========================================================================
   CTA 行动区
   ========================================================================== */
.cta-band { position: relative; overflow: hidden; }
.cta-band .container { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-band h3 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; color: #fff; }
.cta-band p { color: rgba(255,255,255,.78); margin-top: 10px; font-size: 16px; }

/* ==========================================================================
   内页通用
   ========================================================================== */
.page-hero { position: relative; padding: 90px 0 70px; background: linear-gradient(135deg, var(--brand-deep), var(--brand)); color: #fff; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 85% 30%, rgba(217,38,28,.18), transparent 40%), radial-gradient(circle at 10% 80%, rgba(255,255,255,.06), transparent 40%); }
.page-hero .container { position: relative; z-index: 2; }
.breadcrumb { font-size: 13px; color: rgba(255,255,255,.6); margin-bottom: 18px; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { margin: 0 8px; opacity: .5; }
.page-hero h1 { font-size: clamp(30px, 4vw, 44px); font-weight: 800; letter-spacing: 1px; }
.page-hero .en { font-family: var(--font-en); font-size: 15px; color: rgba(255,255,255,.5); letter-spacing: 4px; text-transform: uppercase; margin-top: 12px; }

/* ---------- 关于页 ---------- */
.about-full p { color: var(--ink-2); margin-bottom: 18px; font-size: 16px; }
.timeline { position: relative; max-width: 820px; margin: 0 auto; }
.timeline::before { content: ""; position: absolute; left: 20px; top: 0; bottom: 0; width: 3px; background: linear-gradient(var(--brand), var(--accent)); border-radius: 3px; }
.tl-item { position: relative; padding-left: 60px; margin-bottom: 38px; }
.tl-item::before { content: ""; position: absolute; left: 11px; top: 4px; width: 21px; height: 21px; border-radius: 50%; background: #fff; border: 4px solid var(--brand); }
.tl-item:nth-child(even)::before { border-color: var(--accent); }
.tl-item .yr { font-size: 14px; font-weight: 700; color: var(--accent); font-family: var(--font-en); }
.tl-item h4 { font-size: 19px; font-weight: 700; color: var(--brand-deep); margin: 6px 0 8px; }
.tl-item p { color: var(--ink-2); font-size: 15px; }

.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.value-card { text-align: center; padding: 40px 30px; background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); transition: .3s; }
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.value-card .vic { width: 72px; height: 72px; margin: 0 auto 22px; border-radius: 18px; background: var(--bg-soft); color: var(--brand); display: grid; place-items: center; }
.value-card:nth-child(2) .vic { color: var(--accent); }
.value-card:nth-child(3) .vic { color: #1a9e7e; }
.value-card h4 { font-size: 20px; font-weight: 700; color: var(--brand-deep); margin-bottom: 12px; }
.value-card p { color: var(--ink-2); font-size: 15px; }

/* ---------- 业务详情段 ---------- */
.biz-row { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.biz-row.reverse .biz-visual { order: 2; }
.biz-visual { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); aspect-ratio: 16/11; position: relative; }
.biz-visual .biz-ph { width: 100%; height: 100%; display: grid; place-items: center; color: #fff; padding: 40px; }
.biz-row h3 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; color: var(--brand-deep); margin-bottom: 8px; }
.biz-row .biz-en { font-family: var(--font-en); color: var(--accent); letter-spacing: 2px; font-weight: 600; font-size: 14px; margin-bottom: 18px; }
.biz-row p { color: var(--ink-2); margin-bottom: 18px; }
.biz-list { margin: 20px 0; }
.biz-list li { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--line); color: var(--ink); }
.biz-list li:last-child { border: none; }
.biz-list .b-ic { width: 28px; height: 28px; border-radius: 8px; background: rgba(11,58,125,.08); color: var(--brand); display: grid; place-items: center; flex-shrink: 0; font-size: 13px; }

/* ---------- 新闻列表 ---------- */
.news-layout { display: grid; grid-template-columns: 1fr 340px; gap: 44px; }
.news-list .news-item { display: flex; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); transition: .3s; }
.news-item:hover { padding-left: 8px; }
.news-item:hover h4 { color: var(--brand); }
.news-date { flex-shrink: 0; text-align: center; width: 80px; padding: 14px 0; background: var(--bg-soft); border-radius: var(--radius); }
.news-date .d { font-size: 30px; font-weight: 800; color: var(--brand); font-family: var(--font-en); line-height: 1; }
.news-date .m { font-size: 13px; color: var(--ink-3); margin-top: 4px; }
.news-info h4 { font-size: 19px; font-weight: 700; color: var(--brand-deep); margin-bottom: 8px; transition: .3s; }
.news-info .tag { font-size: 12px; color: var(--accent); font-weight: 600; margin-bottom: 8px; }
.news-info p { color: var(--ink-2); font-size: 15px; }
.news-side .side-box { background: var(--bg-soft); border-radius: var(--radius-lg); padding: 28px; margin-bottom: 24px; }
.news-side h4 { font-size: 18px; font-weight: 700; color: var(--brand-deep); margin-bottom: 18px; padding-bottom: 14px; border-bottom: 2px solid var(--brand); }
.hot-list li { padding: 12px 0; border-bottom: 1px dashed var(--line); }
.hot-list li:last-child { border: none; }
.hot-list a { display: flex; gap: 12px; font-size: 14px; color: var(--ink-2); }
.hot-list .rn { width: 22px; height: 22px; border-radius: 6px; background: var(--brand); color: #fff; display: grid; place-items: center; font-size: 12px; font-weight: 700; flex-shrink: 0; font-family: var(--font-en); }
.hot-list li:nth-child(n+4) .rn { background: var(--ink-3); }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 36px; }
.contact-card { padding: 30px; background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border-top: 3px solid var(--brand); transition: .3s; }
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.contact-card .cic { width: 50px; height: 50px; border-radius: 12px; background: var(--bg-soft); color: var(--brand); display: grid; place-items: center; margin-bottom: 18px; }
.contact-card h4 { font-size: 17px; font-weight: 700; color: var(--brand-deep); margin-bottom: 8px; }
.contact-card p { color: var(--ink-2); font-size: 15px; }
.contact-form { background: #fff; border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow); }
.contact-form h3 { font-size: 22px; font-weight: 700; color: var(--brand-deep); margin-bottom: 6px; }
.contact-form .sub { color: var(--ink-3); font-size: 14px; margin-bottom: 26px; }
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.form-row input, .form-row textarea, .form-row select {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--line); border-radius: 10px;
  background: var(--bg-soft); transition: .25s; color: var(--ink);
}
.form-row input:focus, .form-row textarea:focus { outline: none; border-color: var(--brand); background: #fff; box-shadow: 0 0 0 3px rgba(11,58,125,.08); }
.form-row textarea { resize: vertical; min-height: 110px; }
.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.map-embed { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); height: 380px; background: var(--bg-soft); position: relative; }
.map-embed iframe { width: 100%; height: 100%; border: 0; }

/* ---------- API页 ---------- */
.api-hero-feat { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.api-feat-card { background:#fff; border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-sm); border:1px solid var(--line); }
.api-feat-card .aic { width:56px;height:56px;border-radius:14px;background:var(--bg-soft);color:var(--brand);display:grid;place-items:center;margin-bottom:18px;}
.api-feat-card h4{font-size:18px;font-weight:700;color:var(--brand-deep);margin-bottom:10px;}
.api-feat-card p{color:var(--ink-2);font-size:14px;}
.api-endpoints { background: var(--brand-deep); border-radius: var(--radius-lg); padding: 36px; color: #fff; }
.api-ep { display:flex;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.1); }
.api-ep:last-child{border:none;}
.api-method{font-family:var(--font-en);font-size:12px;font-weight:800;padding:5px 12px;border-radius:6px;}
.api-method.post{background:#1a9e7e;color:#fff;}
.api-method.get{background:var(--brand-light);color:#fff;}
.api-ep .path{font-family:var(--font-en);font-size:15px;color:#fff;}
.api-ep .desc{color:rgba(255,255,255,.6);font-size:14px;margin-left:auto;}

/* ==========================================================================
   页脚
   ========================================================================== */
.footer { background: var(--brand-deep); color: rgba(255,255,255,.7); padding: 64px 0 0; }
.footer a { color: rgba(255,255,255,.7); }
.footer a:hover { color: #fff; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.1); }
.foot-brand .logo { color: #fff; margin-bottom: 18px; }
.foot-brand .logo .txt small { color: rgba(255,255,255,.4); }
.foot-brand p { font-size: 14px; line-height: 1.8; margin-bottom: 18px; }
.foot-social { display: flex; gap: 12px; }
.foot-social a { width: 38px; height: 38px; border-radius: 10px; background: rgba(255,255,255,.08); display: grid; place-items: center; transition: .3s; }
.foot-social a:hover { background: var(--accent); transform: translateY(-3px); }
.foot-col h5 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 20px; }
.foot-col ul li { margin-bottom: 12px; font-size: 14px; }
.foot-contact li { display: flex; gap: 10px; margin-bottom: 14px; font-size: 14px; align-items: flex-start; }
.foot-contact .fc-ic { color: var(--accent); flex-shrink: 0; margin-top: 3px; }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; padding: 22px 0; font-size: 13px; }
.foot-bottom .links { display: flex; gap: 18px; }

/* ---------- 返回顶部 ---------- */
.back-top { position: fixed; right: 28px; bottom: 28px; width: 48px; height: 48px; border-radius: 50%; background: var(--brand); color: #fff; display: grid; place-items: center; box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(20px); transition: .35s; z-index: 900; }
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--accent); transform: translateY(-3px); }

/* ==========================================================================
   动画
   ========================================================================== */
.fade-up { opacity: 0; transform: translateY(36px); transition: opacity .7s ease, transform .7s ease; }
.fade-up.in { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1024px) {
  .svc-grid, .case-grid, .flow-grid, .values-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-wall { grid-template-columns: repeat(4, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 36px; }
  .news-layout { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .flow-item:not(:last-child)::after { display: none; }
}
@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .topbar { display: none; }
  .nav-toggle { display: flex; }
  .menu {
    position: fixed; top: 76px; left: 0; right: 0; background: #fff; flex-direction: column;
    align-items: stretch; padding: 16px; gap: 4px; box-shadow: var(--shadow-lg);
    transform: translateY(-130%); transition: transform .35s; max-height: calc(100vh - 76px); overflow-y: auto;
  }
  .menu.open { transform: translateY(0); }
  .menu > li > a { padding: 14px 18px; font-size: 16px; }
  .menu > li > a::after { display: none; }
  .nav-cta .btn { display: none; }
  .hero { height: 480px; }
  .hero-content h1 { font-size: 30px; }
  .hero-content .sub { font-size: 16px; }
  .qs-grid { grid-template-columns: 1fr; }
  .quick-services { margin-top: -40px; }
  .about-grid, .biz-row, .contact-grid, .testi-grid { grid-template-columns: 1fr; gap: 36px; }
  .biz-row.reverse .biz-visual { order: 0; }
  .about-feats { grid-template-columns: 1fr; }
  .svc-grid, .case-grid, .flow-grid, .values-grid, .partner-wall, .contact-cards, .api-hero-feat { grid-template-columns: 1fr; }
  .case-grid { gap: 18px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .foot-grid { grid-template-columns: 1fr; gap: 30px; }
  .form-2col { grid-template-columns: 1fr; }
  .cta-band .container { flex-direction: column; align-items: flex-start; text-align: left; }
  .about-visual .badge { right: 12px; padding: 16px 20px; }
  .news-item { flex-direction: column; gap: 14px; }
  .news-date { display: flex; align-items: baseline; gap: 8px; width: auto; padding: 8px 14px; }
  .news-date .d { font-size: 22px; }
  .flow-item { padding: 24px 16px; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .sec-head { margin-bottom: 36px; }
}