/* ============================================================
   山东省资质传媒科技有限公司 官方网站样式
   Design: 现代传媒科技 · 深蓝 + 金 高端商务风
   ============================================================ */

:root {
  --primary: #0b1f3a;          /* 深海蓝 */
  --primary-light: #15335c;
  --accent: #c8a45d;           /* 香槟金 */
  --accent-light: #e6c98f;
  --ink: #1e293b;
  --muted: #5b6b82;
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --line: #e6eaf2;
  --grad-main: linear-gradient(135deg, #0b1f3a 0%, #12355f 60%, #1b4b80 100%);
  --shadow: 0 10px 30px rgba(11, 31, 58, .10);
  --radius: 14px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans CJK SC", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { width: min(1180px, 92%); margin: 0 auto; }

/* ---------- 顶部工具条 ---------- */
.topbar {
  background: #081426;
  color: rgba(255,255,255,.72);
  font-size: 13px;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; min-height: 34px; flex-wrap: wrap; gap: 4px 16px;}
.topbar a { color: var(--accent-light); }
.topbar .tb-right span { margin-left: 18px; }

/* ---------- 导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--grad-main);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 800; letter-spacing: 0;
}
.brand-name { font-size: 18px; font-weight: 800; color: var(--primary); line-height: 1.3; }
.brand-name small { display: block; font-size: 11px; font-weight: 400; color: var(--muted); letter-spacing: 2px; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a { padding: 8px 14px; border-radius: 8px; font-size: 15px; color: var(--ink); transition: .2s; }
.nav-links a:hover, .nav-links a.active { color: var(--primary); background: rgba(200,164,93,.14); font-weight: 600;}
.nav-cta { margin-left: 10px; }
.btn {
  display: inline-block; padding: 10px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 600; cursor: pointer; transition: .25s;
  border: 1px solid transparent;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #15335c; transform: translateY(-1px); box-shadow: 0 8px 20px rgba(11,31,58,.25); }
.btn-gold { background: linear-gradient(135deg, var(--accent), var(--accent-light)); color: var(--primary); }
.btn-gold:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(200,164,93,.35); }
.btn-ghost { border-color: rgba(255,255,255,.7); color: #fff; background: transparent;}
.btn-ghost:hover { background: rgba(255,255,255,.12); }
.btn-line { border-color: var(--accent); color: var(--primary); background: #fff;}
.btn-line:hover { background: rgba(200,164,93,.12); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--primary); border-radius: 2px; }

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #fff;
  background: var(--grad-main);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 82% 18%, rgba(200,164,93,.22), transparent 42%),
    radial-gradient(circle at 12% 85%, rgba(60,130,200,.18), transparent 46%);
}
.hero-pattern { position: absolute; inset: 0; opacity: .06; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.5) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.5) 1px, transparent 1px);
  background-size: 56px 56px; }
.hero .container { position: relative; z-index: 2; padding: 96px 0 84px; display: grid; grid-template-columns: 1.25fr .75fr; gap: 48px; align-items: center;}
.hero-kicker { display: inline-flex; align-items: center; gap: 10px; color: var(--accent-light); letter-spacing: 3px; font-size: 14px; margin-bottom: 18px; }
.hero-kicker::before { content: ""; width: 34px; height: 2px; background: var(--accent); }
.hero h1 { font-size: clamp(30px, 4vw, 48px); font-weight: 800; line-height: 1.35; margin-bottom: 20px; letter-spacing: 1px;}
.hero h1 em { font-style: normal; color: var(--accent-light); }
.hero p.lead { font-size: 17px; color: rgba(255,255,255,.85); max-width: 620px; margin-bottom: 34px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 46px; max-width: 560px;}
.hero-stat { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); border-radius: 12px; padding: 16px 10px; text-align: center; backdrop-filter: blur(4px);}
.hero-stat b { display: block; font-size: 26px; color: var(--accent-light); font-weight: 800; }
.hero-stat span { font-size: 12px; color: rgba(255,255,255,.72); letter-spacing: 1px;}
.hero-card {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16);
  border-radius: 18px; padding: 30px; backdrop-filter: blur(8px);
}
.hero-card h3 { color: var(--accent-light); margin-bottom: 14px; font-size: 17px; }
.hero-card ul { display: grid; gap: 10px; }
.hero-card li { display: flex; gap: 10px; color: rgba(255,255,255,.88); font-size: 14px; }
.hero-card li::before { content: "✓"; color: var(--accent); font-weight: 800; }

/* ---------- 通用板块 ---------- */
.section { padding: 84px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 48px; }
.section-head .tag { color: var(--accent); letter-spacing: 4px; font-size: 13px; font-weight: 700; }
.section-head h2 { font-size: clamp(24px, 3vw, 34px); color: var(--primary); margin: 10px 0 14px; font-weight: 800; }
.section-head p { color: var(--muted); font-size: 15px; }

/* ---------- 价值卡 ---------- */
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.value-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 22px; transition: .3s; }
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(200,164,93,.5); }
.value-card .icon { width: 54px; height: 54px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 26px; background: linear-gradient(135deg, rgba(11,31,58,.08), rgba(200,164,93,.18)); margin-bottom: 18px; }
.value-card h3 { color: var(--primary); font-size: 18px; margin-bottom: 8px; }
.value-card p { color: var(--muted); font-size: 14px; }

/* ---------- 服务卡 ---------- */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 26px; transition: .3s; display: flex; flex-direction: column; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.service-card .icon { width: 58px; height: 58px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 28px; background: var(--grad-main); color: #fff; margin-bottom: 20px; }
.service-card h3 { color: var(--primary); font-size: 20px; margin-bottom: 10px; }
.service-card .desc { color: var(--muted); font-size: 14px; flex: 1; }
.service-card ul { margin-top: 14px; display: grid; gap: 6px; font-size: 13px; color: var(--ink); }
.service-card ul li::before { content: "·"; color: var(--accent); font-weight: 900; margin-right: 8px; }
.service-card .more { margin-top: 18px; color: var(--accent); font-size: 13px; font-weight: 600; }

/* ---------- 关于预览 ---------- */
.about-split { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.about-split h2 { font-size: clamp(24px, 3vw, 32px); color: var(--primary); margin-bottom: 18px; font-weight: 800;}
.about-split p { color: var(--muted); margin-bottom: 14px; font-size: 15px; }
.about-points { margin-top: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.about-point { display: flex; gap: 10px; align-items: flex-start; background: var(--bg-soft); padding: 14px; border-radius: 12px; font-size: 14px;}
.about-point b { color: var(--primary); }
.about-point .no { color: var(--accent); font-weight: 800; }
.license-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.license-card figcaption { text-align: center; font-size: 13px; color: var(--muted); margin-top: 10px; }

/* ---------- 数字条 ---------- */
.band { background: var(--grad-main); color: #fff; padding: 54px 0; }
.band .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.band-item b { font-size: 34px; color: var(--accent-light); display: block; font-weight: 800;}
.band-item span { font-size: 14px; opacity: .8; }

/* ---------- 新闻 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: .3s; display:flex; flex-direction: column;}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.news-thumb { height: 170px; display: flex; align-items: center; justify-content: center; font-size: 46px; color: var(--primary); background: linear-gradient(135deg, #eaf1fb, #f7efe0);}
.news-body { padding: 20px 22px 24px; display: flex; flex-direction: column; flex: 1;}
.news-date { color: var(--accent); font-size: 12px; letter-spacing: 1px; margin-bottom: 8px;}
.news-body h3 { font-size: 17px; color: var(--primary); margin-bottom: 8px; line-height: 1.5;}
.news-body p { font-size: 13px; color: var(--muted); flex: 1; }

/* ---------- 资质 ---------- */
.qual-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; align-items: start;}
.qual-doc { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; text-align: center; box-shadow: var(--shadow);}
.qual-doc img { border-radius: 8px; }
.qual-doc figcaption { font-size: 14px; color: var(--muted); margin-top: 12px; }
.qual-list { display: grid; gap: 16px; }
.qual-item { display: flex; gap: 16px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; align-items: flex-start; transition: .25s;}
.qual-item:hover { border-color: rgba(200,164,93,.6); box-shadow: var(--shadow);}
.qual-item .q-icon { width: 44px; height: 44px; flex: none; border-radius: 12px; background: rgba(200,164,93,.16); color: var(--accent); display:flex; align-items:center; justify-content:center; font-size: 20px;}
.qual-item h3 { color: var(--primary); font-size: 16px; }
.qual-item p { color: var(--muted); font-size: 13px; }

/* ---------- 联系 ---------- */
.contact-split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; }
.contact-info { display: grid; gap: 18px; }
.ci-item { display: flex; gap: 16px; background:#fff; border:1px solid var(--line); border-radius: var(--radius); padding: 20px;}
.ci-item .icon { width: 48px; height: 48px; flex: none; border-radius: 12px; background: var(--grad-main); color:#fff; display:flex; align-items:center; justify-content:center; font-size: 22px;}
.ci-item h3 { color: var(--primary); font-size: 15px; margin-bottom: 4px;}
.ci-item p, .ci-item a { color: var(--muted); font-size: 14px; display:block;}
.map-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.map-box .map-placeholder { height: 320px; background: linear-gradient(135deg, #eef3fa, #e9eef5); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; color: var(--muted); }
.map-box .map-placeholder .pin { font-size: 42px; }
.map-addr { padding: 16px 20px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); text-align: center;}

/* ---------- 页脚 ---------- */
.site-footer { background: #081426; color: rgba(255,255,255,.72); padding: 56px 0 0; font-size: 14px;}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 36px; padding-bottom: 40px;}
.footer-grid h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.footer-brand { display:flex; align-items:center; gap:12px; margin-bottom:14px;}
.footer-brand .brand-mark { background: linear-gradient(135deg, var(--accent), var(--accent-light)); color: var(--primary); }
.footer-grid a { display: block; margin-bottom: 8px; color: rgba(255,255,255,.66); transition: .2s;}
.footer-grid a:hover { color: var(--accent-light); }
.footer-grid p { font-size: 13px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; font-size: 12px; color: rgba(255,255,255,.5); display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap;}

/* ---------- 子页横幅 ---------- */
.page-hero { background: var(--grad-main); color: #fff; padding: 64px 0; position: relative; overflow: hidden;}
.page-hero::after { content:""; position:absolute; inset:0; background: radial-gradient(circle at 80% 20%, rgba(200,164,93,.2), transparent 40%);}
.page-hero .container { position: relative; z-index: 2;}
.page-hero .crumb { font-size: 13px; opacity: .75; margin-bottom: 12px; letter-spacing: 1px;}
.page-hero h1 { font-size: clamp(26px, 3.4vw, 40px); font-weight: 800; letter-spacing: 1px;}
.page-hero p { color: rgba(255,255,255,.82); margin-top: 10px; max-width: 760px; font-size: 15px;}

/* ---------- 全宽资质块 ---------- */
.license-show { text-align: center; background: #fff; border:1px solid var(--line); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow);}
.license-show img { margin: 0 auto; max-height: 560px; border-radius: 8px; }
.license-show figcaption { color: var(--muted); margin-top: 16px; font-size: 14px;}

/* ---------- 页面主体复用 ---------- */
.page-body { padding: 70px 0 90px; }
.prose { max-width: 920px; margin: 0 auto; color: var(--ink); font-size: 15.5px; }
.prose h3 { color: var(--primary); margin: 26px 0 12px; font-size: 20px;}
.prose p { margin-bottom: 14px; color: var(--muted); }
.prose li { margin-bottom: 8px; color: var(--muted); position: relative; padding-left: 18px;}
.prose ul li::before { content:""; position:absolute; left:0; top:.72em; width:6px; height:6px; border-radius:50%; background: var(--accent);}
.mini-grid { display:grid; grid-template-columns: repeat(3,1fr); gap:18px; margin: 24px 0; }
.mini-item { background: var(--bg-soft); border:1px solid var(--line); border-radius: 12px; padding: 18px; }
.mini-item b { color: var(--primary); display:block; margin-bottom:6px;}
.mini-item span { color: var(--muted); font-size: 13px; }

/* ---------- 资质证书卡片（专项资质） ---------- */
.qual-section-title { text-align:center; margin-bottom: 14px; }
.qual-section-title .tag { color: var(--accent); letter-spacing: 4px; font-size: 13px; font-weight: 700; }
.qual-section-title h2 { font-size: clamp(22px, 2.8vw, 30px); color: var(--primary); margin: 8px 0 10px; font-weight: 800; }
.qual-section-title p { color: var(--muted); font-size: 14px; max-width: 720px; margin: 0 auto; }
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.cert-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: .3s; display: flex; flex-direction: column; }
.cert-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(200,164,93,.5); }
.cert-media { background: #f4f6fb; padding: 16px; display: flex; align-items: center; justify-content: center; min-height: 210px; border-bottom: 1px solid var(--line); }
.cert-media img { max-height: 290px; object-fit: contain; border-radius: 4px; cursor: zoom-in; transition: transform .25s; }
.cert-media img:hover { transform: scale(1.03); }
.cert-body { padding: 20px 20px 22px; flex: 1; display: flex; flex-direction: column; }
.cert-body h3 { color: var(--primary); font-size: 17px; margin-bottom: 12px; line-height: 1.5; }
.cert-meta { font-size: 13px; display: grid; gap: 6px; flex: 1; }
.cert-meta .row { display: flex; gap: 8px; line-height: 1.6; }
.cert-meta .k { color: var(--muted); flex: none; min-width: 76px; }
.cert-meta .v { color: var(--ink); flex: 1; word-break: break-all; }
.cert-note { margin-top: 12px; font-size: 12px; color: var(--accent); }
.cert-link { margin-top: 12px; }

/* ---------- 作品案例卡片 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.case-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: .3s; display: flex; flex-direction: column; }
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(200,164,93,.5); }
.case-top { background: linear-gradient(135deg, #0d2a4a 0%, #163b66 100%); padding: 22px 22px 18px; border-bottom: 3px solid var(--accent); }
.case-tag { display: inline-block; background: rgba(200,164,93,.15); color: #e5c98b; font-size: 12px; letter-spacing: 2px; border: 1px solid rgba(200,164,93,.45); padding: 3px 12px; border-radius: 20px; }
.case-date { display: block; color: rgba(255,255,255,.7); font-size: 12px; margin-top: 10px; letter-spacing: 1px; }
.case-body { padding: 22px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.case-body h3 { color: var(--primary); font-size: 19px; margin-bottom: 10px; line-height: 1.5; }
.case-desc { color: var(--muted); font-size: 14px; line-height: 1.8; margin-bottom: 14px; flex: 1; }
.case-meta { border-top: 1px dashed var(--line); padding-top: 12px; font-size: 13px; display: grid; gap: 6px; }
.case-meta .row { display: flex; gap: 8px; }
.case-meta .k { color: var(--muted); flex: none; min-width: 64px; }
.case-meta .v { color: var(--ink); flex: 1; }
.case-foot { text-align: center; margin-top: 46px; padding: 32px 24px; background: rgba(255,255,255,.65); border: 1px dashed rgba(200,164,93,.6); border-radius: var(--radius); }
.case-foot p { color: var(--muted); font-size: 15px; margin-bottom: 18px; }
@media (max-width: 992px) { .case-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px) { .case-grid { grid-template-columns: 1fr; } }

/* ---------- 入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal-in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
  .hero .container { grid-template-columns: 1fr; padding: 60px 0 56px; }
  .hero-card { order: -1; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; max-width: 640px; margin: 0 auto; }
  .about-split { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .band .container { grid-template-columns: repeat(2, 1fr); }
  .contact-split { grid-template-columns: 1fr; }
  .qual-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .nav-toggle { display: flex; }
  .nav-links { display: none; position: absolute; top: 74px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; padding: 12px 4%; gap: 4px; box-shadow: 0 14px 30px rgba(11,31,58,.08); }
  .nav-links.open { display: flex; }
  .nav-links a { display: block; padding: 12px 8px; }
  .value-grid, .service-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .about-points { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .mini-grid { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .topbar .tb-right span { margin-left: 0; margin-right: 14px; }
}