/* 敬景岑进出口 - 全站主样式 v2 */
:root {
  --primary: #0f172a;       /* 深 slate - 信任/专业 */
  --primary-light: #1e293b;
  --accent: #d4a853;        /* 金 - 高端/价值 */
  --accent-hover: #b88d3e;
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --text-secondary: #64748b;
  --muted: #94a3b8;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(15,23,42,.06);
  --shadow: 0 10px 30px -10px rgba(15,23,42,.12);
  --shadow-lg: 0 25px 50px -12px rgba(15,23,42,.18);
  --radius: 14px;
  --radius-sm: 8px;
  --maxw: 1200px;
  --transition: all .25s cubic-bezier(.4,0,.2,1);
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

/* === 顶部信息条 === */
.topbar {
  background: var(--primary);
  color: #cbd5e1;
  font-size: 13px;
  padding: 8px 0;
}
.topbar .inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar a { color: #cbd5e1; transition: var(--transition); }
.topbar a:hover { color: var(--accent); }
.topbar .lang { display: flex; gap: 14px; align-items: center; }
.topbar .lang a { padding: 2px 8px; border-radius: 4px; }
.topbar .lang .active { color: var(--accent); background: rgba(212,168,83,.12); font-weight: 600; }

/* === 导航 === */
header.nav {
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
header.nav .inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 20px;
  color: var(--primary);
  letter-spacing: -.02em;
}
.logo .mark {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-weight: 800; font-size: 20px;
  box-shadow: var(--shadow-sm);
}
.logo .sub {
  display: block;
  font-size: 10px;
  color: var(--text-secondary);
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-top: 1px;
}
nav ul {
  display: flex;
  list-style: none;
  gap: 32px;
}
nav a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 15px;
  padding: 6px 0;
  position: relative;
  transition: var(--transition);
}
nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: var(--transition);
}
nav a:hover, nav a.active { color: var(--primary); }
nav a:hover::after, nav a.active::after { width: 100%; }

.cta-btn {
  background: var(--accent);
  color: var(--primary) !important;
  padding: 11px 22px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 14px;
  transition: var(--transition);
  box-shadow: 0 4px 14px rgba(212,168,83,.35);
  white-space: nowrap;
}
.cta-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212,168,83,.45);
}

/* === Hero === */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1e3a5f 60%, #334155 100%);
  color: white;
  padding: 100px 24px 90px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(212,168,83,.12) 0%, transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,.05) 0%, transparent 35%);
  pointer-events: none;
}
.hero .inner {
  max-width: var(--maxw);
  margin: 0 auto;
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 70px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212,168,83,.15);
  border: 1px solid rgba(212,168,83,.25);
  color: var(--accent);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 22px;
  letter-spacing: -.02em;
}
.hero h1 .hl { color: var(--accent); }
.hero p.lead {
  font-size: 18px;
  color: #cbd5e1;
  margin-bottom: 34px;
  max-width: 540px;
  line-height: 1.7;
}
.hero .actions { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.hero .btn-outline {
  color: white;
  padding: 11px 24px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 50px;
  font-weight: 600;
  transition: var(--transition);
}
.hero .btn-outline:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.4); }
.hero .stats {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  gap: 18px;
}
.hero .stat {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  padding: 26px 22px;
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  text-align: center;
}
.hero .stat .n {
  font-size: 34px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 6px;
}
.hero .stat .l {
  font-size: 13px;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* === Sections === */
section { padding: 90px 24px; }
section .inner { max-width: var(--maxw); margin: 0 auto; }
.section-head {
  text-align: center;
  margin-bottom: 56px;
}
.section-head .eyebrow {
  color: var(--accent-hover);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.section-head h2 {
  font-size: 38px;
  font-weight: 800;
  color: var(--primary);
  margin: 14px 0 16px;
  letter-spacing: -.02em;
}
.section-head p {
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto;
  font-size: 17px;
}

/* === Why us === */
.why { background: var(--surface); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 24px;
}
.why-card {
  padding: 34px 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  background: var(--surface);
}
.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(212,168,83,.4);
}
.why-card .icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  color: var(--accent); font-size: 26px;
  box-shadow: var(--shadow-sm);
}
.why-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--primary);
  font-weight: 700;
}
.why-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* === Focus Product === */
.focus {
  background: var(--bg);
}
.focus-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
.focus-visual {
  position: relative;
}
.focus-image {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 90px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.focus-badge {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--accent);
  color: var(--primary);
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 14px;
  box-shadow: var(--shadow);
}
.focus-content h3 {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 18px;
  line-height: 1.2;
}
.focus-content > p {
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 28px;
  line-height: 1.7;
}
.focus-list {
  list-style: none;
  margin-bottom: 32px;
}
.focus-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  color: var(--text);
  font-size: 15px;
}
.focus-list li::before {
  content: '✓';
  width: 22px; height: 22px;
  background: rgba(212,168,83,.15);
  color: var(--accent-hover);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
.focus-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: white;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 700;
  transition: var(--transition);
}
.focus-cta:hover { background: var(--primary-light); transform: translateY(-2px); }

/* === Products === */
.products { background: var(--surface); }
.prod-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 26px;
}
.prod-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.prod-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(212,168,83,.3);
}
.prod-card .ph {
  height: 190px;
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  font-size: 56px;
  position: relative;
  overflow: hidden;
}
.prod-card.featured .ph {
  background: linear-gradient(135deg, rgba(212,168,83,.15) 0%, rgba(15,23,42,.05) 100%);
}
.prod-card.featured .ph::after {
  content: '主营';
  position: absolute;
  top: 14px; left: 14px;
  background: var(--accent);
  color: var(--primary);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 800;
}
.prod-card .body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.prod-card h3 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 10px;
  font-weight: 700;
}
.prod-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.6;
  flex: 1;
}
.prod-card .tags { display: flex; gap: 8px; flex-wrap: wrap; }
.prod-card .tag {
  font-size: 12px;
  background: var(--bg);
  color: var(--text-secondary);
  padding: 4px 10px;
  border-radius: 4px;
  font-weight: 500;
}

/* === Process === */
.process { background: var(--bg); }
.proc-grid {
  display: grid;
  grid-template-columns: repeat(5,1fr);
  gap: 20px;
  position: relative;
}
.proc-step {
  text-align: center;
  padding: 28px 14px;
  position: relative;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.proc-step:hover { box-shadow: var(--shadow); border-color: rgba(212,168,83,.3); }
.proc-step .n {
  width: 52px; height: 52px;
  background: var(--primary);
  color: var(--accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  font-weight: 800;
  margin: 0 auto 16px;
}
.proc-step h4 {
  font-size: 15px;
  color: var(--primary);
  margin-bottom: 8px;
  font-weight: 700;
}
.proc-step p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* === Trust === */
.trust { background: var(--primary); color: white; }
.trust .section-head h2 { color: white; }
.trust .section-head p { color: #94a3b8; }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 24px;
}
.trust-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}
.trust-card:hover { background: rgba(255,255,255,.08); }
.trust-card .n {
  font-size: 38px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
}
.trust-card .l {
  font-size: 14px;
  color: #cbd5e1;
}

/* === Contact === */
.contact { background: var(--surface); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
  background: var(--bg);
  padding: 50px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.contact-info h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 28px;
}
.contact .info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
}
.contact .info-item .ic {
  width: 44px; height: 44px;
  background: rgba(212,168,83,.12);
  color: var(--accent-hover);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.contact .info-item .l {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 3px;
}
.contact .info-item .v { font-size: 15px; color: var(--text); font-weight: 500; }

.contact form input,
.contact form textarea,
.contact form select {
  width: 100%;
  padding: 13px 16px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}
.contact form input:focus,
.contact form textarea:focus,
.contact form select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(212,168,83,.12); }
.contact form input::placeholder,
.contact form textarea::placeholder { color: var(--muted); }
.contact form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact form button {
  background: var(--accent);
  color: var(--primary);
  padding: 15px 32px;
  border: none;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  width: 100%;
  letter-spacing: .5px;
  transition: var(--transition);
  box-shadow: 0 4px 14px rgba(212,168,83,.35);
}
.contact form button:hover { background: var(--accent-hover); transform: translateY(-2px); }
.contact form .form-status {
  margin-top: 12px;
  font-size: 14px;
  min-height: 20px;
}
.contact form .form-status.success { color: #16a34a; }
.contact form .form-status.error { color: #dc2626; }

/* === Footer === */
footer {
  background: var(--primary);
  color: #94a3b8;
  padding: 50px 24px 28px;
  font-size: 14px;
}
footer .inner { max-width: var(--maxw); margin: 0 auto; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 16px; color: white; }
.footer-brand p { line-height: 1.7; font-size: 14px; }
.footer-col h4 {
  color: white;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: #94a3b8; transition: var(--transition); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
}

/* === 浮动 WhatsApp === */
.float-wa {
  position: fixed;
  right: 22px; bottom: 22px;
  width: 58px; height: 58px;
  background: #25d366;
  color: white;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 30px;
  box-shadow: 0 8px 24px rgba(37,211,102,.4);
  z-index: 200;
  cursor: pointer;
  transition: var(--transition);
}
.float-wa:hover { transform: scale(1.08); box-shadow: 0 10px 30px rgba(37,211,102,.5); }

/* === 滚动动画 === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all .7s cubic-bezier(.4,0,.2,1);
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* === 响应式 === */
@media (max-width: 1024px) {
  .hero .inner { grid-template-columns: 1fr; gap: 50px; }
  .focus-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2,1fr); }
  .prod-grid { grid-template-columns: repeat(2,1fr); }
  .trust-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; padding: 30px; }
  .proc-grid { grid-template-columns: repeat(2,1fr); }
  nav ul { display: none; }
  .hero h1 { font-size: 36px; }
  .section-head h2 { font-size: 30px; }
}
@media (max-width: 560px) {
  .why-grid, .prod-grid, .proc-grid, .trust-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 70px 20px 60px; }
  .hero h1 { font-size: 30px; }
  .hero .stats { grid-template-columns: 1fr; }
  section { padding: 60px 20px; }
  .contact-grid { padding: 24px; }
  .contact form .row { grid-template-columns: 1fr; }
  .focus-badge { right: 10px; bottom: -10px; padding: 10px 16px; font-size: 12px; }
}