/* ===== 领梦文化 企业官网 · 全局样式 ===== */
:root {
  --brand: #1677D4;
  --brand-dark: #0E5A9E;
  --brand-light: #E6F4FF;
  --brand-50: #F2F9FF;
  --ink: #1A1F29;
  --ink-2: #4A5567;
  --ink-3: #8A93A3;
  --line: #E6E9EF;
  --bg: #FFFFFF;
  --bg-soft: #F6F9FC;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 10px 30px rgba(22, 119, 212, .10);
  --shadow-sm: 0 4px 14px rgba(26, 31, 41, .06);
  --maxw: 1180px;
  --header-h: 68px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", Roboto, 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: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; }
ul { list-style: none; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ===== Header / Nav ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  background: rgba(255, 255, 255, .9);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--ink); font-size: 18px; }
.brand img { height: 38px; width: auto; }
.brand small { display: block; font-size: 11px; color: var(--ink-3); font-weight: 400; letter-spacing: .5px; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  color: var(--ink-2); font-size: 15px; font-weight: 500;
  padding: 8px 14px; border-radius: 10px; transition: .2s;
}
.nav-links a:hover { color: var(--brand); background: var(--brand-50); }
.nav-links a.active { color: var(--brand); }
.nav-cta {
  background: var(--brand); color: #fff !important; padding: 9px 18px !important;
  border-radius: 999px; box-shadow: var(--shadow-sm);
}
.nav-cta:hover { background: var(--brand-dark) !important; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: .25s; }

/* ===== Hero ===== */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(22,119,212,.18), transparent 60%),
    linear-gradient(180deg, var(--brand-50), #fff 80%);
  padding: 90px 0 70px;
}
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; color: var(--brand); border: 1px solid var(--line);
  padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 600; margin-bottom: 20px;
}
.hero h1 { font-size: 44px; line-height: 1.18; letter-spacing: -1px; color: var(--ink); margin-bottom: 18px; }
.hero h1 .accent { color: var(--brand); }
.hero p.lead { font-size: 18px; color: var(--ink-2); max-width: 540px; margin-bottom: 30px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-visual {
  position: relative; border-radius: var(--radius-lg); padding: 30px;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: #fff; box-shadow: var(--shadow); min-height: 280px;
}
.hero-visual .tag { font-size: 13px; opacity: .85; letter-spacing: 2px; }
.hero-visual h3 { font-size: 26px; margin: 10px 0 18px; font-weight: 700; }
.hero-visual .mini-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.hero-visual .mini-stats div { background: rgba(255,255,255,.12); border-radius: 12px; padding: 14px; }
.hero-visual .mini-stats b { font-size: 24px; display: block; }
.hero-visual .mini-stats span { font-size: 12px; opacity: .85; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: 999px; font-weight: 600; font-size: 15px;
  cursor: pointer; border: 1px solid transparent; transition: .2s;
}
.btn-primary { background: var(--brand); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-1px); }
.btn-ghost { background: #fff; color: var(--brand); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--brand); background: var(--brand-50); }

/* ===== Section ===== */
section.block { padding: 78px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-head .kicker { color: var(--brand); font-weight: 700; font-size: 14px; letter-spacing: 1px; }
.section-head h2 { font-size: 32px; margin: 10px 0 12px; letter-spacing: -.5px; }
.section-head p { color: var(--ink-2); font-size: 16px; }
.bg-soft { background: var(--bg-soft); }

/* ===== Cards grid ===== */
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; transition: .25s; height: 100%;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.card .ico {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  background: var(--brand-light); color: var(--brand); font-size: 22px; margin-bottom: 16px;
}
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { color: var(--ink-2); font-size: 15px; }

/* ===== Stats ===== */
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; text-align: center; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 14px; }
.stat b { display: block; font-size: 34px; color: var(--brand); letter-spacing: -1px; }
.stat span { color: var(--ink-2); font-size: 14px; }

/* ===== Feature / split ===== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.split .panel {
  border-radius: var(--radius-lg); padding: 36px; background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: #fff;
}
.split .panel h3 { font-size: 24px; margin-bottom: 16px; }
.split ul.ticks li { display: flex; gap: 10px; padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.15); }
.split ul.ticks li:last-child { border-bottom: 0; }
.split ul.ticks .dot { color: #FFD66B; }

/* ===== Badges / awards ===== */
.badges { display: flex; flex-wrap: wrap; gap: 12px; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--brand-light); color: var(--brand-dark);
  border: 1px solid #C9E3FA; padding: 8px 14px; border-radius: 999px; font-size: 14px; font-weight: 500;
}

/* ===== Case list ===== */
.case {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff;
  display: flex; flex-direction: column; transition: .25s;
}
.case:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.case .top { padding: 22px 22px 0; }
.case .top .label { font-size: 12px; color: var(--brand); font-weight: 700; letter-spacing: 1px; }
.case .top h3 { font-size: 20px; margin: 6px 0 10px; }
.case .top p { color: var(--ink-2); font-size: 14.5px; }
.case .foot { margin-top: auto; padding: 16px 22px; border-top: 1px solid var(--line); background: var(--bg-soft); font-size: 13px; color: var(--ink-3); }

/* ===== News ===== */
.news-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; background: #fff; transition: .25s; }
.news-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.news-meta { display: flex; gap: 10px; align-items: center; color: var(--ink-3); font-size: 13px; margin-bottom: 10px; }
.news-meta .cat { background: var(--brand-light); color: var(--brand-dark); padding: 2px 10px; border-radius: 999px; font-weight: 600; }
.news-card h3 { font-size: 18px; margin-bottom: 8px; }
.news-card p { color: var(--ink-2); font-size: 14.5px; }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: start; }
.info-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px; }
.info-card .row { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.info-card .row:last-child { border-bottom: 0; }
.info-card .row .k { color: var(--ink-3); width: 64px; flex: none; font-size: 14px; }
.info-card .row .v { color: var(--ink); font-weight: 500; }
.map-link {
  display: block; margin-top: 16px; text-align: center; background: var(--brand-light);
  border: 1px dashed #9FC9F2; color: var(--brand-dark); border-radius: 12px; padding: 14px; font-weight: 600;
}

/* ===== Form ===== */
.form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px; }
.form h3 { font-size: 20px; margin-bottom: 18px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14px; color: var(--ink-2); margin-bottom: 7px; font-weight: 500; }
.field input, .field textarea, .field select {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px;
  font-size: 15px; font-family: var(--font); color: var(--ink); background: #fff; transition: .2s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-50); }
.field textarea { resize: vertical; min-height: 110px; }
.form .note { font-size: 13px; color: var(--ink-3); margin-top: 6px; }
.form .ok { display: none; background: #EAF7EF; color: #1C7A43; border: 1px solid #BFE9CD; padding: 12px 14px; border-radius: 10px; margin-top: 10px; font-size: 14px; }
.form .ok.show { display: block; }

/* ===== CTA band ===== */
.cta-band {
  background: linear-gradient(135deg, var(--brand), var(--brand-dark)); color: #fff;
  border-radius: var(--radius-lg); padding: 50px; text-align: center;
}
.cta-band h2 { font-size: 30px; margin-bottom: 12px; }
.cta-band p { opacity: .9; margin-bottom: 24px; font-size: 17px; }

/* ===== Breadcrumb ===== */
.crumb { background: var(--bg-soft); border-bottom: 1px solid var(--line); padding: 14px 0; font-size: 14px; color: var(--ink-3); }
.crumb a { color: var(--ink-2); }

/* ===== Footer ===== */
.site-footer { background: #0E1A2B; color: #C7D2E0; padding: 54px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.site-footer .brand { color: #fff; margin-bottom: 14px; }
.site-footer .brand small { color: #7E8CA0; }
.site-footer p.about { color: #94A3B8; font-size: 14px; max-width: 320px; }
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.site-footer ul li { padding: 6px 0; }
.site-footer ul li a { color: #A9B6C8; font-size: 14px; }
.site-footer ul li a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); margin-top: 36px; padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 13px; color: #7E8CA0; }

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .split, .contact-grid { grid-template-columns: 1fr; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-links {
    position: absolute; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line); padding: 8px 16px 16px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 8px; border-radius: 8px; }
  .nav-cta { text-align: center; margin-top: 6px; }
  .nav-toggle { display: flex; }
  .hero { padding: 60px 0 48px; }
  .hero h1 { font-size: 32px; }
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  section.block { padding: 56px 0; }
  section.block .section-head h2 { font-size: 26px; }
  .cta-band { padding: 36px 22px; }
}