/* =========================================================
   无压力品牌管理有限公司 · 静态网站样式
   仿 szlianya.net 高端定制建站风格 · 中文版 · 无视频
   ========================================================= */

:root {
  --ink: #16263f;
  --ink-2: #0f1c30;
  --blue: #2f6fd6;
  --teal: #1fb6a6;
  --grad: linear-gradient(120deg, #2f6fd6 0%, #1fb6a6 100%);
  --grad-soft: linear-gradient(120deg, #eaf2ff 0%, #e6faf6 100%);
  --gold: #d8a657;
  --bg: #ffffff;
  --bg-soft: #f5f8fc;
  --bg-dark: #11203a;
  --text: #2b3440;
  --muted: #6b7686;
  --line: #e7edf4;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(20, 40, 70, 0.10);
  --shadow-sm: 0 8px 24px rgba(20, 40, 70, 0.08);
  --maxw: 1200px;
  --header-h: 74px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Hiragino Sans GB", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px; border-radius: 999px; font-size: 15px; font-weight: 600;
  transition: all .25s ease; cursor: pointer; border: none; white-space: nowrap;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 24px rgba(47,111,214,.30); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px rgba(47,111,214,.40); }
.btn-ghost { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.35); }
.btn-ghost:hover { background: rgba(255,255,255,.22); }
.btn-outline { background: transparent; color: var(--blue); border: 1.5px solid var(--blue); }
.btn-outline:hover { background: var(--blue); color: #fff; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--ink-2); transform: translateY(-2px); }

/* ---------------- Header ---------------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  display: flex; align-items: center;
  transition: all .3s ease;
  background: transparent;
}
.site-header.scrolled {
  background: rgba(255,255,255,.94);
  backdrop-filter: saturate(150%) blur(12px);
  box-shadow: 0 4px 24px rgba(20,40,70,.08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }

.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark {
  width: 42px; height: 42px; border-radius: 12px; background: var(--grad);
  color: #fff; font-weight: 800; font-size: 22px; display: grid; place-items: center;
  box-shadow: 0 8px 18px rgba(47,111,214,.35);
}
.logo-text { font-weight: 800; font-size: 19px; color: #fff; line-height: 1.1; letter-spacing: .5px; }
.logo-text small { display: block; font-size: 10px; font-weight: 600; letter-spacing: 2px; opacity: .8; }
.site-header.scrolled .logo-text { color: var(--ink); }

.main-nav ul { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  position: relative; padding: 10px 16px; font-size: 15px; font-weight: 600;
  color: rgba(255,255,255,.92); transition: color .2s;
}
.site-header.scrolled .main-nav a { color: var(--text); }
.main-nav a::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px;
  background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .25s;
}
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.main-nav a.active { color: var(--blue); }

.header-cta { margin-left: 12px; }
.site-header.scrolled .header-cta { background: var(--grad); color: #fff; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: .3s; }
.site-header.scrolled .nav-toggle span { background: var(--ink); }

/* ---------------- Hero ---------------- */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  color: #fff; overflow: hidden;
  background: radial-gradient(1200px 600px at 80% -10%, #1d4f8f 0%, transparent 60%),
              radial-gradient(900px 500px at 0% 100%, #0e7d72 0%, transparent 55%),
              linear-gradient(160deg, #11203a 0%, #163a63 55%, #0f2c4d 100%);
}
.hero-bg-shapes { position: absolute; inset: 0; opacity: .5; }
.hero-bg-shapes svg { position: absolute; }
.hero-content { position: relative; z-index: 2; max-width: 760px; padding-top: var(--header-h); }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 16px; border-radius: 999px;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25);
  font-size: 13px; letter-spacing: 1px; margin-bottom: 26px;
}
.hero-tag::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 4px rgba(31,182,166,.3); }
.hero h1 { font-size: clamp(34px, 5.4vw, 60px); line-height: 1.18; font-weight: 800; letter-spacing: .5px; }
.hero h1 .hl { background: linear-gradient(120deg,#7fd8ff,#5ce0c8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { margin-top: 22px; font-size: clamp(16px,1.6vw,19px); color: rgba(255,255,255,.85); max-width: 620px; }
.hero-actions { margin-top: 38px; display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { margin-top: 64px; display: flex; gap: 48px; flex-wrap: wrap; }
.hero-stats .hs { }
.hero-stats .num { font-size: 38px; font-weight: 800; line-height: 1; }
.hero-stats .num .unit { font-size: 18px; font-weight: 600; }
.hero-stats .lbl { margin-top: 8px; font-size: 14px; color: rgba(255,255,255,.7); }

/* ---------------- Section base ---------------- */
.section { padding: 96px 0; }
.section.soft { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head .eyebrow { color: var(--blue); font-weight: 700; letter-spacing: 3px; font-size: 13px; text-transform: uppercase; }
.section-head h2 { font-size: clamp(26px,3.4vw,40px); font-weight: 800; color: var(--ink); margin-top: 12px; letter-spacing: .5px; }
.section-head p { margin-top: 16px; color: var(--muted); font-size: 16px; }

/* ---------------- Cards / Grid ---------------- */
.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px 30px; transition: all .3s ease; position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.card .icon {
  width: 56px; height: 56px; border-radius: 14px; background: var(--grad-soft);
  display: grid; place-items: center; margin-bottom: 20px; color: var(--blue);
}
.card h3 { font-size: 19px; color: var(--ink); margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 15px; }
.card .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; color: var(--blue); font-weight: 600; font-size: 14px; }
.card .more svg { transition: transform .25s; }
.card:hover .more svg { transform: translateX(4px); }

/* ---------------- Service list ---------------- */
.svc-row { display: grid; grid-template-columns: 80px 1fr auto; gap: 24px; align-items: center;
  padding: 28px 0; border-bottom: 1px solid var(--line); }
.svc-row:last-child { border-bottom: none; }
.svc-num { font-size: 30px; font-weight: 800; color: var(--line); }
.svc-row h3 { font-size: 20px; color: var(--ink); }
.svc-row p { color: var(--muted); margin-top: 6px; }
.svc-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.svc-tags span { font-size: 13px; color: var(--blue); background: var(--grad-soft); padding: 5px 12px; border-radius: 999px; }

/* ---------------- Cases ---------------- */
.case-card { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: #fff; transition: all .3s; }
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.case-thumb { height: 200px; position: relative; display: grid; place-items: center; color: #fff; background-size: cover; background-position: center; }
.case-thumb::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(13,32,64,.22), rgba(13,32,64,.38)); }
.case-thumb .ct-cat, .case-thumb .ct-logo { position: relative; z-index: 1; }
.case-thumb .ct-logo { font-size: 26px; font-weight: 800; letter-spacing: 1px; text-shadow: 0 2px 12px rgba(0,0,0,.45); }
.case-thumb .ct-cat { position: absolute; top: 16px; left: 16px; font-size: 12px; padding: 5px 12px; border-radius: 999px; background: rgba(255,255,255,.22); border: 1px solid rgba(255,255,255,.35); backdrop-filter: blur(4px); }
.about-img { width: 100%; display: block; border-radius: var(--radius); aspect-ratio: 3 / 2; object-fit: cover; margin-bottom: 20px; }
.case-body { padding: 22px 24px 26px; }
.case-body h3 { font-size: 18px; color: var(--ink); }
.case-body p { color: var(--muted); font-size: 14px; margin-top: 8px; }
.case-body .more { margin-top: 16px; color: var(--blue); font-weight: 600; font-size: 14px; display: inline-flex; gap: 6px; align-items: center; }

/* ---------------- Stats band ---------------- */
.stats-band { background: var(--grad); color: #fff; }
.stats-band .grid-4 { gap: 0; }
.stat { text-align: center; padding: 16px; }
.stat .num { font-size: 46px; font-weight: 800; line-height: 1; }
.stat .lbl { margin-top: 10px; font-size: 15px; opacity: .9; }

/* ---------------- Process ---------------- */
.process { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; counter-reset: step; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; position: relative; }
.step .n { width: 44px; height: 44px; border-radius: 50%; background: var(--grad); color:#fff; font-weight: 800; display: grid; place-items: center; margin-bottom: 16px; }
.step h3 { font-size: 18px; color: var(--ink); margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 14px; }

/* ---------------- News ---------------- */
.news-card { display: grid; grid-template-columns: 200px 1fr; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: all .3s; }
.news-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.news-date { background: var(--grad-soft); display: grid; place-items: center; text-align: center; color: var(--blue); padding: 20px; }
.news-date .d { font-size: 34px; font-weight: 800; line-height: 1; }
.news-date .m { font-size: 14px; margin-top: 6px; }
.news-body { padding: 24px 28px; }
.news-body .tag { font-size: 12px; color: var(--teal); font-weight: 700; letter-spacing: 1px; }
.news-body h3 { font-size: 18px; color: var(--ink); margin: 8px 0; transition: color .2s; }
.news-card:hover .news-body h3 { color: var(--blue); }
.news-body p { color: var(--muted); font-size: 14px; }

/* ---------------- CTA ---------------- */
.cta-band { background: var(--ink); color: #fff; border-radius: 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; padding: 64px 0; }
.cta-inner h2 { font-size: clamp(24px,3vw,34px); font-weight: 800; }
.cta-inner p { color: rgba(255,255,255,.75); margin-top: 10px; }

/* ---------------- Footer ---------------- */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,.72); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: 40px; padding: 70px 0 50px; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 20px; position: relative; padding-left: 14px; }
.footer-col h4::before { content: ""; position: absolute; left: 0; top: 4px; bottom: 4px; width: 4px; border-radius: 4px; background: var(--grad); }
.footer-about p { margin: 18px 0; font-size: 14px; line-height: 1.8; }
.footer-col ul li { margin-bottom: 12px; font-size: 14px; }
.footer-col ul li a:hover { color: #fff; }
.footer-contact p { font-size: 14px; margin-bottom: 12px; display: flex; gap: 10px; }
.footer-contact .ic { color: var(--teal); flex-shrink: 0; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,.55); }
.footer-bottom a { color: rgba(255,255,255,.7); }

/* ---------------- Contact page ---------------- */
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-info .info-item { display: flex; gap: 16px; margin-bottom: 26px; }
.contact-info .info-item .ic { width: 48px; height: 48px; border-radius: 12px; background: var(--grad-soft); color: var(--blue); display: grid; place-items: center; flex-shrink: 0; }
.contact-info .info-item h4 { font-size: 16px; color: var(--ink); }
.contact-info .info-item p { color: var(--muted); font-size: 14px; margin-top: 4px; }
.form-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow-sm); }
.form-box h3 { font-size: 22px; color: var(--ink); margin-bottom: 6px; }
.form-box .sub { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 13px 15px; border: 1.5px solid var(--line); border-radius: 10px;
  font-size: 15px; font-family: inherit; color: var(--text); background: #fff; transition: border-color .2s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--blue); }
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 13px; color: var(--muted); margin-top: 14px; text-align: center; }

/* ---------------- Page hero (inner) ---------------- */
.page-hero {
  background: radial-gradient(900px 500px at 90% -20%, #1d4f8f 0%, transparent 60%),
              linear-gradient(160deg, #11203a 0%, #163a63 60%, #0f2c4d 100%);
  color: #fff; padding: calc(var(--header-h) + 70px) 0 70px; position: relative; overflow: hidden;
}
.page-hero .crumbs { font-size: 13px; color: rgba(255,255,255,.65); margin-bottom: 14px; }
.page-hero .crumbs a:hover { color: #fff; }
.page-hero h1 { font-size: clamp(28px,4vw,46px); font-weight: 800; }
.page-hero p { margin-top: 14px; color: rgba(255,255,255,.8); max-width: 640px; }

/* ---------------- Timeline ---------------- */
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 2px; background: var(--line); }
.tl-item { position: relative; padding-bottom: 34px; }
.tl-item::before { content: ""; position: absolute; left: -26px; top: 6px; width: 14px; height: 14px; border-radius: 50%; background: var(--grad); box-shadow: 0 0 0 4px rgba(47,111,214,.18); }
.tl-item .yr { font-weight: 800; color: var(--blue); font-size: 18px; }
.tl-item h3 { color: var(--ink); font-size: 17px; margin: 4px 0 6px; }
.tl-item p { color: var(--muted); font-size: 15px; }

/* ---------------- Team ---------------- */
.team-card { text-align: center; }
.team-photo { width: 110px; height: 110px; border-radius: 50%; margin: 0 auto 18px; background: var(--grad-soft); display: grid; place-items: center; color: var(--blue); font-size: 36px; font-weight: 800; }
.team-card h3 { font-size: 18px; color: var(--ink); }
.team-card .role { color: var(--blue); font-size: 14px; font-weight: 600; margin-top: 4px; }
.team-card p { color: var(--muted); font-size: 14px; margin-top: 10px; }

/* ---------------- Breadcrumb divider ---------------- */
.values { display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.value-card { text-align: center; padding: 36px 26px; border-radius: var(--radius); background: var(--grad-soft); }
.value-card .ic { width: 60px; height: 60px; border-radius: 16px; background: #fff; display: grid; place-items: center; margin: 0 auto 18px; color: var(--blue); box-shadow: var(--shadow-sm); }
.value-card h3 { font-size: 19px; color: var(--ink); margin-bottom: 8px; }
.value-card p { color: var(--muted); font-size: 14px; }

/* ---------------- Responsive ---------------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .process { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .main-nav, .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .main-nav.open {
    display: block; position: absolute; top: var(--header-h); left: 0; right: 0;
    background: #fff; padding: 12px 16px; box-shadow: var(--shadow);
  }
  .main-nav.open ul { flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav.open a { color: var(--text) !important; padding: 14px 8px; border-bottom: 1px solid var(--line); }
  .main-nav.open a::after { display: none; }
  .grid-2, .grid-3, .grid-4, .process, .contact-wrap, .values { grid-template-columns: 1fr; }
  .news-card { grid-template-columns: 1fr; }
  .news-date { flex-direction: row; gap: 10px; }
  .hero-stats { gap: 28px; }
  .section { padding: 64px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}