/* === RED轮业 · 工业品展示页 === */

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

:root {
  --primary: #22d3ee;        /* 科技青 - 主交互色 */
  --primary-dark: #0ea5e9;
  --primary-light: rgba(34, 211, 238, 0.12);
  --accent: #fbbf24;         /* RED琥珀 - 高亮强调 */
  --brand-orange: #f97316;   /* 品牌橙 - 主 CTA */
  --ink: #e2e8f0;
  --ink-2: #cbd5e1;
  --ink-3: #94a3b8;
  --bg: #0b1220;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-2: rgba(255, 255, 255, 0.06);
  --border: rgba(148, 163, 184, 0.16);
  --border-strong: rgba(148, 163, 184, 0.30);
  --success: #22c55e;
  --danger: #f87171;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 44px rgba(0, 0, 0, 0.5);
  --radius: 10px;
  --radius-lg: 16px;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", "Source Han Sans CN", "Noto Sans CJK SC", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(34, 211, 238, 0.06) 0%, transparent 38%),
    radial-gradient(circle at 88% 92%, rgba(249, 115, 22, 0.06) 0%, transparent 40%),
    linear-gradient(180deg, #0b1220 0%, #0d1526 100%);
  background-attachment: fixed;
  line-height: 1.65;
  font-size: 15px;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img { max-width: 100%; display: block; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* === Top Bar === */
.topbar {
  background: rgba(2, 6, 23, 0.92);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  color: #cbd5e1;
  font-size: 13px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(34, 211, 238, 0.12);
  position: relative; z-index: 5;
}
.topbar .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; align-items: center; }
.topbar a { color: #fbbf24; }
.topbar .divider { opacity: 0.5; margin: 0 8px; color: #64748b; }
.topbar .blink { animation: blink 2s ease-in-out infinite; color: var(--primary); }
@keyframes blink { 50% { opacity: 0.55; } }

/* === Header / Nav === */
.header {
  background: rgba(11, 18, 32, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(34, 211, 238, 0.18);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand-logo {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, #f97316, #c2410c);
  border-radius: 10px;
  display: grid; place-items: center;
  color: white; font-weight: 800; font-size: 18px;
  letter-spacing: 1px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-size: 19px; font-weight: 700; color: #fff; }
.brand-sub { font-size: 12px; color: var(--ink-3); letter-spacing: 0.5px; }

.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-2);
  padding: 8px 0;
  position: relative;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--primary); text-shadow: 0 0 14px rgba(34, 211, 238, 0.5); }
.nav-links a:hover::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--primary); border-radius: 1px;
  box-shadow: 0 0 10px rgba(34, 211, 238, 0.7);
}

.nav-cta {
  background: linear-gradient(135deg, #22d3ee, #0ea5e9); color: #04121a; border: none;
  padding: 10px 18px; border-radius: 8px;
  font-weight: 700; font-size: 14px; display: inline-flex; align-items: center; gap: 6px;
  transition: all 0.2s;
}
.nav-cta:hover { background: linear-gradient(135deg, #67e8f9, #22d3ee); transform: translateY(-1px); box-shadow: 0 8px 22px rgba(34, 211, 238, 0.35); }

.menu-toggle { display: none; background: none; border: none; font-size: 24px; color: #fff; }

/* === Hero === */
.hero {
  background: linear-gradient(135deg, #1e3a8a 0%, #0f172a 100%);
  color: white;
  padding: 80px 0 96px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(217, 119, 6, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(217, 119, 6, 0.10) 0%, transparent 40%);
}
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; }

.hero-tag {
  display: inline-flex; gap: 6px; align-items: center;
  padding: 6px 14px; border-radius: 100px;
  background: rgba(217, 119, 6, 0.2); color: #fbbf24;
  font-size: 13px; font-weight: 500; letter-spacing: 0.5px;
  border: 1px solid rgba(251, 191, 36, 0.3);
  margin-bottom: 24px;
}
.hero h1 {
  font-size: 44px; font-weight: 800; line-height: 1.18;
  margin-bottom: 18px; letter-spacing: 1px;
}
.hero h1 .accent { color: #fbbf24; }
.hero p.subtitle { font-size: 17px; color: #cbd5e1; margin-bottom: 32px; max-width: 540px; }
.hero-meta { display: flex; gap: 28px; margin-bottom: 36px; flex-wrap: wrap; }
.hero-meta .m { display: flex; flex-direction: column; gap: 4px; }
.hero-meta .m .v { font-size: 22px; font-weight: 800; color: #fbbf24; }
.hero-meta .m .k { font-size: 12px; color: #94a3b8; }
/* 第二个指标 · 适用车系 · 视觉强调(20+ 系列品牌覆盖) */
.hero-meta .m.m-feature .v { font-size: 38px; line-height: 1; font-weight: 900; letter-spacing: -0.5px; text-shadow: 0 0 18px rgba(251,191,36,0.35); }
.hero-meta .m.m-feature .k { font-size: 13px; font-weight: 600; color: #cbd5e1; margin-top: 6px; }
@media (max-width: 640px) {
  .hero-meta .m.m-feature .v { font-size: 32px; }
}

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 10px;
  font-weight: 600; font-size: 15px; border: none;
  transition: all 0.2s;
}
.btn-primary { background: var(--primary); color: #04121a; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost { background: rgba(255, 255, 255, 0.1); color: white; border: 1px solid rgba(255, 255, 255, 0.3); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.15); }

/* Hero Visual */
.hero-visual {
  position: relative;
}
.hero-tile {
  aspect-ratio: 1;
  background: linear-gradient(135deg, rgba(217, 119, 6, 0.15), rgba(217, 119, 6, 0.05));
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-radius: var(--radius-lg);
  display: grid; place-items: center;
  font-size: 60px;
  position: relative;
  overflow: hidden;
}
.hero-tile::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
}
.hero-tile.t2 { background: linear-gradient(135deg, rgba(254, 215, 170, 0.2), rgba(254, 215, 170, 0.05)); }
.hero-tile.t3 { background: linear-gradient(135deg, rgba(180, 83, 9, 0.2), rgba(180, 83, 9, 0.05)); }
.hero-tile.t4 { background: linear-gradient(135deg, rgba(34, 197, 94, 0.18), rgba(34, 197, 94, 0.05)); }
.hero-tile.t5 { background: linear-gradient(135deg, rgba(239, 68, 68, 0.18), rgba(239, 68, 68, 0.05)); }
.hero-tile.t6 { background: linear-gradient(135deg, rgba(124, 58, 237, 0.18), rgba(124, 58, 237, 0.05)); }

.hero-stat {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(251, 191, 36, 0.3);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-top: 16px;
  backdrop-filter: blur(8px);
}
.hero-stat h4 { font-size: 13px; color: #fbbf24; margin-bottom: 8px; font-weight: 600; }
.hero-stat .row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; color: #cbd5e1; }
.hero-stat .row strong { color: white; }

/* === Section Common === */
.section { padding: 64px 0; }
.section-light { background: rgba(255, 255, 255, 0.025); }
.section-head { text-align: center; margin-bottom: 40px; }
.section-tag {
  display: inline-block;
  padding: 5px 14px; border-radius: 100px;
  background: rgba(34, 211, 238, 0.12); color: #67e8f9;
  border: 1px solid rgba(34, 211, 238, 0.3);
  font-size: 13px; font-weight: 600; letter-spacing: 0.5px;
  margin-bottom: 14px;
}
.section-title { font-size: 36px; font-weight: 800; color: #fff; margin-bottom: 12px; letter-spacing: 0.5px; }
.section-sub { font-size: 16px; color: var(--ink-3); max-width: 640px; margin: 0 auto; }

/* === Advantages === */
.advantages { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.adv-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.adv-card::before {
  content: ""; position: absolute; top: 0; left: 0;
  width: 100%; height: 3px; background: linear-gradient(90deg, #22d3ee, #f97316);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s;
}
.adv-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4); border-color: rgba(34, 211, 238, 0.5); }
.adv-card:hover::before { transform: scaleX(1); }
.adv-icon { font-size: 32px; margin-bottom: 14px; }
.adv-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.adv-card p { font-size: 13.5px; color: var(--ink-3); line-height: 1.65; }

/* === Series Showcase === */
.series-tabs {
  display: flex; gap: 8px; justify-content: center;
  margin-bottom: 32px; flex-wrap: wrap;
}
.series-tab {
  padding: 10px 22px; border-radius: 100px;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border);
  color: var(--ink-2); font-weight: 600; font-size: 14px;
  transition: all 0.2s;
}
.series-tab.active { background: linear-gradient(135deg, #22d3ee, #0ea5e9); color: #04121a; border-color: transparent; box-shadow: 0 6px 18px rgba(34, 211, 238, 0.3); }
.series-tab:hover:not(.active) { border-color: var(--primary); color: var(--primary); }

.series-panel { display: none; animation: fadeIn 0.4s; }
.series-panel.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.series-summary {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 24px;
  display: grid; grid-template-columns: 1fr auto; gap: 24px;
  align-items: center;
}
.series-summary h3 { font-size: 22px; font-weight: 800; margin-bottom: 8px; color: #fff; }
.series-summary .tagline { color: var(--ink-3); font-size: 14px; margin-bottom: 14px; }
.series-summary .stats { display: flex; gap: 24px; }
.series-summary .stats div { font-size: 13px; color: var(--ink-3); }
.series-summary .stats div strong { font-size: 20px; color: #fff; display: block; font-weight: 800; }
.series-summary .visual {
  width: 140px; height: 100px;
  background: var(--series-color-light);
  border-radius: var(--radius);
  display: grid; place-items: center;
  font-size: 44px;
}

/* Search & Filter */
.toolbar {
  display: flex; gap: 14px; margin-bottom: 16px; align-items: center;
  background: rgba(255, 255, 255, 0.04); padding: 14px 18px;
  border: 1px solid var(--border); border-radius: var(--radius);
}
.toolbar .search {
  flex: 1; display: flex; align-items: center; gap: 8px;
  background: rgba(2, 6, 23, 0.5); padding: 8px 14px; border-radius: 8px;
  border: 1px solid var(--border);
}
.toolbar .search input {
  border: none; background: transparent; outline: none;
  flex: 1; font-size: 14px; color: var(--ink);
}
.toolbar .search-icon { color: var(--ink-3); }
.toolbar .dim-filter {
  display: flex; gap: 6px; flex-wrap: wrap;
}
.toolbar .dim-filter button {
  padding: 6px 12px; border-radius: 8px;
  background: rgba(255, 255, 255, 0.05); color: var(--ink-2);
  border: 1px solid var(--border);
  font-size: 12.5px; font-weight: 500;
}
.toolbar .dim-filter button.active, .toolbar .dim-filter button:hover {
  background: var(--primary); color: #04121a; border-color: transparent;
}

.toolbar-meta { font-size: 13px; color: var(--ink-3); }

/* Spec Table */
.spec-table-wrap {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  /* 窗口滚动：5 行数据 + 表头约 272px；overflow-y:auto 让 thead sticky 能工作 */
  max-height: 272px;
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.spec-table-wrap::-webkit-scrollbar { display: none; }
.spec-table {
  width: 100%; border-collapse: collapse;
  font-size: 14px;
}
.spec-table thead {
  background: rgba(19, 28, 46, 0.96);
  color: #cbd5e1;
  position: sticky;
  top: 0;
  z-index: 1;
}
.spec-table th {
  padding: 14px 16px; text-align: left;
  font-weight: 700; font-size: 13px;
  letter-spacing: 0.5px;
  border-bottom: 2px solid rgba(34, 211, 238, 0.25);
}
.spec-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--ink-2);
}
.spec-table tbody tr { transition: background 0.15s; }
.spec-table tbody tr:hover { background: rgba(34, 211, 238, 0.08); }
.spec-table .code {
  font-family: "SFMono-Regular", Consolas, "Courier New", monospace;
  font-weight: 600; color: #e2e8f0;
}
.spec-table .spec {
  font-family: "SFMono-Regular", Consolas, "Courier New", monospace;
  color: #fbbf24;
  font-weight: 600;
}
.spec-table .cta-cell { text-align: right; white-space: nowrap; }
.spec-table .contact-link {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 5px 12px; border-radius: 6px;
  background: rgba(34, 211, 238, 0.12); color: #67e8f9;
  font-size: 12.5px; font-weight: 600;
}
.spec-table .contact-link:hover { background: var(--primary); color: #04121a; }

.spec-empty {
  padding: 60px 20px; text-align: center; color: var(--ink-3);
}
.spec-empty .icon { font-size: 48px; margin-bottom: 12px; opacity: 0.4; }
.spec-segment-divider {
  display: flex; align-items: center; justify-content: center;
  gap: 14px;
  margin: 28px 0 18px;
  color: var(--ink-3); font-size: 13px; font-weight: 500;
  letter-spacing: 0.5px;
}
.spec-segment-divider::before,
.spec-segment-divider::after {
  content: ""; flex: 1; height: 1px;
  background: linear-gradient(to right, transparent, var(--border), transparent);
  max-width: 240px;
}
.spec-segment-divider strong { color: var(--primary); font-weight: 600; }

/* === Services === */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
/* 服务流程步骤条（并入 services，2026-08-29；均匀分布 v2） */
.svc-process {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
  margin-top: 32px; padding: 22px 26px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.svc-step { display: flex; align-items: center; gap: 12px; flex: 1 1 auto; min-width: 220px; }
.svc-num {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #1e293b; font-weight: 800; font-size: 14px;
  display: grid; place-items: center; flex-shrink: 0;
}
.svc-step > div { display: flex; flex-direction: column; gap: 4px; }
.svc-step b { font-size: 14.5px; color: #e2e8f0; line-height: 1.3; }
.svc-step small { font-size: 12.5px; color: var(--ink-3); line-height: 1.4; display: block; }
.svc-arrow { color: var(--primary); font-size: 20px; opacity: 0.75; flex-shrink: 0; }
.svc-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.3s;
  position: relative;
}
.svc-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4); border-color: rgba(34, 211, 238, 0.5); }
.svc-icon { font-size: 44px; margin-bottom: 16px; }
.svc-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 10px; color: #fff; }
.svc-card p { color: var(--ink-3); font-size: 14px; }
.svc-card .badge {
  display: inline-block; padding: 4px 10px;
  background: rgba(34, 211, 238, 0.12); color: #67e8f9;
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 100px; font-size: 12px; font-weight: 600;
  margin-top: 14px;
}

/* === Process (3 simple steps) === */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
}
.step-num {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  background: linear-gradient(135deg, #22d3ee, #0ea5e9); color: #04121a; border-radius: 12px;
  font-weight: 800; font-size: 18px;
  margin-bottom: 14px;
  box-shadow: 0 4px 14px rgba(34, 211, 238, 0.3);
}
.step-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; color: #fff; }
.step-card p { font-size: 13px; color: var(--ink-3); }
.step-card::after {
  content: "→"; position: absolute; right: -16px; top: 50%;
  color: rgba(148, 163, 184, 0.5); font-size: 24px; transform: translateY(-50%);
  z-index: 1;
}
.step-card:last-child::after { display: none; }

/* === Sample Gallery === */
.sample-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.sample-card {
  aspect-ratio: 1;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: grid; place-items: center;
  font-size: 60px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}
.sample-card.c1 { background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(251,191,36,0.08)); }
.sample-card.c2 { background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(249,115,22,0.08)); }
.sample-card.c3 { background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(249,115,22,0.12)); }
.sample-card.c4 { background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(239,68,68,0.10)); }
.sample-card.c5 { background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(249,115,22,0.06)); }
.sample-card.c6 { background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(203,213,225,0.10)); }
.sample-card.c7 { background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(34,211,238,0.08)); }
.sample-card.c8 { background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(251,191,36,0.10)); }
.sample-card img {
  width: 86%;
  height: 86%;
  object-fit: contain;
  filter: drop-shadow(0 8px 14px rgba(0, 0, 0, 0.4));
  transition: transform 0.35s ease;
  position: relative;
  z-index: 1;
}
.sample-card.cta-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  background: linear-gradient(135deg, rgba(34,211,238,0.15) 0%, rgba(34,211,238,0.05) 60%, rgba(14,165,233,0.2) 130%);
  border-color: rgba(34, 211, 238, 0.4);
}
.sample-card.cta-card .cta-icon {
  font-size: 36px;
  line-height: 1;
  margin-bottom: 10px;
  filter: drop-shadow(0 4px 6px rgba(34,211,238,0.4));
}
.sample-card.cta-card .cta-title {
  font-size: 16px;
  font-weight: 700;
  color: #e0f7ff;
  margin-bottom: 6px;
}
.sample-card.cta-card .cta-sub {
  font-size: 12px;
  color: #b6e8f5;
  margin-bottom: 14px;
  line-height: 1.5;
}
.sample-card.cta-card .cta-btn {
  display: inline-block;
  padding: 8px 18px;
  background: #22d3ee;
  color: #04121a;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 10px rgba(34, 211, 238, 0.35);
  transition: all 0.25s;
}
.sample-card.cta-card .cta-btn:hover { background: #67e8f9; transform: translateY(-1px); }
.sample-card:hover img { transform: scale(1.06); }
.sample-card:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45); border-color: rgba(34, 211, 238, 0.4); }

/* === Inquiry Form === */
.inquiry {
  background: linear-gradient(135deg, #1e3a8a 0%, #0f172a 100%);
  color: white;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.inquiry::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(217, 119, 6, 0.18) 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(217, 119, 6, 0.12) 0%, transparent 40%);
}
.inquiry-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: center; }
.inquiry-text h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; }
.inquiry-text h2 .accent { color: #fbbf24; }
.inquiry-text p { color: #cbd5e1; font-size: 16px; margin-bottom: 28px; }
.inquiry-text .benefit { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px; color: #cbd5e1; font-size: 14px; }
.inquiry-text .benefit .check { color: #fbbf24; font-size: 18px; line-height: 1; }

.inquiry-card {
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.inquiry-card h3 { font-size: 20px; margin-bottom: 6px; font-weight: 700; }
.inquiry-card .sub { font-size: 13px; color: #94a3b8; margin-bottom: 20px; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 12.5px; color: #cbd5e1; font-weight: 500; }
.form-field label .required { color: #fbbf24; }
.form-field input, .form-field select, .form-field textarea {
  padding: 11px 14px; border-radius: 8px;
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid rgba(148, 163, 184, 0.3);
  color: white; font-size: 14px;
  font-family: inherit;
  transition: all 0.2s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--primary);
  background: rgba(15, 23, 42, 0.8);
}
.form-field input::placeholder, .form-field textarea::placeholder { color: #64748b; }
.form-field select option { background: var(--ink); color: white; }

.form-submit {
  width: 100%; margin-top: 18px;
  padding: 14px; background: var(--primary); color: #04121a;
  border: none; border-radius: 10px;
  font-weight: 700; font-size: 15px;
  transition: all 0.2s;
}
.form-submit:hover { background: var(--primary-dark); transform: translateY(-1px); }
.form-submit:disabled { background: var(--ink-3); cursor: not-allowed; transform: none; }
.form-status { margin-top: 12px; padding: 10px; border-radius: 8px; font-size: 13px; text-align: center; display: none; }
.form-status.show { display: block; }
.form-status.success { background: rgba(34, 197, 94, 0.15); color: #86efac; border: 1px solid rgba(34, 197, 94, 0.4); }
.form-status.error { background: rgba(239, 68, 68, 0.15); color: #fca5a5; border: 1px solid rgba(239, 68, 68, 0.4); }

/* === FAQ === */
.faq { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin-bottom: 12px;
  cursor: pointer;
  transition: all 0.2s;
}
.faq-item:hover { border-color: rgba(34, 211, 238, 0.5); }
.faq-item .q {
  display: flex; justify-content: space-between; align-items: center;
  font-weight: 600; font-size: 15px; color: #fff;
}
.faq-item .q .arrow { transition: transform 0.2s; color: var(--primary); }
.faq-item.open .q .arrow { transform: rotate(180deg); }
.faq-item .a {
  max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
  color: var(--ink-3); font-size: 14px; line-height: 1.7;
}
.faq-item.open .a { max-height: 240px; margin-top: 12px; }

/* === Footer === */
.footer {
  background: #0a0f1e;
  color: #cbd5e1;
  padding: 64px 0 24px;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer h4 { color: white; font-size: 15px; margin-bottom: 16px; font-weight: 700; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 8px; font-size: 13.5px; }
.footer ul li a:hover { color: var(--primary); }
.footer .desc { font-size: 13.5px; line-height: 1.7; opacity: 0.8; margin-bottom: 14px; }
.footer .contact-line { font-size: 14px; margin-bottom: 6px; }
.footer .contact-line strong { color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 12.5px; opacity: 0.6;
}

/* === 悬浮留资卡片（右上角·桌面端，2026-08-29） === */
.lead-card {
  position: fixed; top: 96px; right: 20px;
  width: 300px;
  background: linear-gradient(180deg, rgba(19, 28, 46, 0.95), rgba(11, 18, 32, 0.95));
  border: 1px solid rgba(34, 211, 238, 0.32);
  border-radius: var(--radius-lg);
  padding: 20px 20px 18px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5), 0 0 22px rgba(34, 211, 238, 0.10);
  backdrop-filter: blur(8px);
  z-index: 40;
  opacity: 0; pointer-events: none;
  transform: translateX(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.lead-card.show { opacity: 1; pointer-events: auto; transform: none; }
.lead-card-close {
  position: absolute; top: 10px; right: 10px;
  width: 26px; height: 26px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.08); border: 0;
  color: var(--ink-3); font-size: 18px; line-height: 1;
  cursor: pointer; display: grid; place-items: center;
  transition: background 0.2s, color 0.2s;
}
.lead-card-close:hover { background: rgba(255, 255, 255, 0.18); color: #fff; }
.lead-card-head { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; padding-right: 30px; }
.lead-card-head .lc-icon {
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.25), rgba(34, 211, 238, 0.05));
  display: grid; place-items: center; font-size: 22px; flex-shrink: 0;
}
.lead-card-head h4 { margin: 0; font-size: 16px; font-weight: 800; color: #fff; }
.lead-card-head p { margin: 2px 0 0; font-size: 12px; color: #67e8f9; }
.lead-card .form-field { margin: 8px 0; }
.lead-card input,
.lead-card select {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--border); border-radius: 8px;
  background: rgba(2, 6, 23, 0.55); color: #fff;
  font-size: 14px; box-sizing: border-box;
  font-family: inherit;
  transition: border-color 0.2s;
}
.lead-card input::placeholder { color: var(--ink-3); }
.lead-card input:focus,
.lead-card select:focus { outline: none; border-color: rgba(34, 211, 238, 0.6); }
.lead-card select { appearance: none; background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath fill='%2367e8f9' d='M6 8L2 4h8z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; background-size: 10px; padding-right: 32px; }
.lc-submit {
  width: 100%; margin-top: 12px; padding: 11px;
  background: linear-gradient(135deg, #06b6d4, #0891b2);
  color: #fff; border: 0; border-radius: 8px;
  font-size: 14px; font-weight: 700; cursor: pointer;
  transition: all 0.2s;
}
.lc-submit:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(6, 182, 212, 0.4); }
.lc-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; box-shadow: none; }
.lc-status { margin-top: 10px; font-size: 13px; min-height: 18px; text-align: center; }
.lc-status.success { color: #34d399; }
.lc-status.error { color: #f87171; }
.lc-foot { margin-top: 10px; text-align: center; font-size: 12px; color: var(--ink-3); }

/* 移动端完全隐藏悬浮卡片（避免盖屏） */
@media (max-width: 768px) {
  .lead-card { display: none !important; }
}

/* === Floating Contact 科技玻璃胶囊 === */
.float-contact {
  position: fixed; right: 20px; bottom: 24px; z-index: 200;
  display: flex; flex-direction: column; gap: 10px;
}
.float-btn {
  position: relative;
  min-width: 108px; height: 42px; padding: 0 14px 0 18px;
  border-radius: 22px; display: inline-flex; align-items: center; gap: 8px;
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
  color: #e2e8f0; font-size: 13px; font-weight: 600;
  text-decoration: none; cursor: pointer; font-family: inherit;
  white-space: nowrap; line-height: 1;
  transition: transform 0.2s ease, box-shadow 0.2s ease,
              border-color 0.2s ease, background 0.2s ease;
  --accent: #06b6d4; /* 默认青蓝，4 个变体各自覆盖 */
}
.float-btn::before {
  content: ''; position: absolute; left: 6px; top: 9px; bottom: 9px;
  width: 3px; border-radius: 2px; background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}
.float-btn .fb-icon { font-size: 16px; line-height: 1; }
.float-btn .fb-text { letter-spacing: 0.3px; }
.float-btn.inquiry { --accent: #f59e0b; }
.float-btn.wechat  { --accent: #10b981; }
.float-btn.tel     { --accent: #06b6d4; }
.float-btn.top     { --accent: #94a3b8; }
.float-btn:hover {
  transform: translateX(-4px) scale(1.04);
  background: rgba(15, 23, 42, 0.88);
  border-color: var(--accent);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45), 0 0 18px var(--accent);
}
.float-btn:active { transform: translateX(-2px) scale(1.02); }

/* === Responsive === */
@media (max-width: 1024px) {
  .hero-inner, .inquiry-inner { grid-template-columns: 1fr; }
  .hero-visual { display: block; }
  .advantages, .services, .sample-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .step-card::after { content: "↓"; right: 50%; top: auto; bottom: -22px; transform: translateX(50%); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .section { padding: 48px 0; }
  .hero { padding: 56px 0 72px; }
  .hero h1 { font-size: 32px; }
  .section-title { font-size: 26px; }
  .nav-links { display: none; position: absolute; top: 72px; left: 0; right: 0; background: white; flex-direction: column; padding: 16px 24px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-md); }
  .nav-links.show { display: flex; }
  .menu-toggle { display: block; }
  .advantages, .services, .sample-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .series-summary { grid-template-columns: 1fr; }
  .spec-table { font-size: 13px; }
  .spec-table th, .spec-table td { padding: 10px 12px; }
  .footer-grid { grid-template-columns: 1fr; }
  /* 移动端不隐藏 topbar：保留一个可点击的服务热线（车间/仓库现场客户常直接拨打） */
  .topbar { display: block; font-size: 12px; padding: 4px 0; }
  .topbar .container { justify-content: center; }
  .tb-label, .tb-right, .tb-email, .tb-hide-m { display: none; }
  .tb-ph1 { font-weight: 700; color: #fbbf24; }
  .tb-ph1::before { content: "\1F4DE\FE0F "; }
  .factory-grid, .partner-wall, .case-grid { grid-template-columns: 1fr; }
  .hero-carousel { aspect-ratio: 4 / 3; }
  /* 手机端：产品表横向滚动 + 冻结型号/规格两列 + 询价列固定底色，避免 6~7 列挤崩 */
  .spec-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .spec-table { width: max-content; min-width: 100%; }
  .spec-table .code,
  .spec-table .spec { position: sticky; left: 0; background: #131c2e; z-index: 2; }
  .spec-table thead .code,
  .spec-table thead .spec { background: rgba(34, 211, 238, 0.12); }
  .spec-table tbody tr:hover .code,
  .spec-table tbody tr:hover .spec { background: rgba(34, 211, 238, 0.10); }
  .spec-table .cta-cell {
    position: sticky; right: 0; z-index: 2;
    background: #131c2e; box-shadow: -8px 0 12px -8px rgba(0, 0, 0, 0.5);
  }
  .spec-table thead .cta-cell { background: rgba(34, 211, 238, 0.12); }
  .spec-table tbody tr:hover .cta-cell { background: rgba(34, 211, 238, 0.10); }
}

/* === WeChat QR Modal === */
.modal-mask {
  position: fixed; inset: 0; background: rgba(2, 6, 23, 0.78);
  z-index: 1000; display: none; place-items: center;
  backdrop-filter: blur(4px);
}
.modal-mask.show { display: grid; }
.modal {
  background: linear-gradient(135deg, rgba(19, 28, 46, 0.96), rgba(11, 18, 32, 0.96));
  border: 1px solid rgba(34, 211, 238, 0.22);
  border-radius: var(--radius-lg);
  padding: 32px; max-width: 380px; width: calc(100% - 32px);
  text-align: center;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.6);
  color: var(--ink);
}
.modal h3 { font-size: 18px; margin-bottom: 8px; color: #fff; }
.modal p { font-size: 14px; color: var(--ink-3); margin-bottom: 18px; }
.qr-box {
  width: 220px; height: 220px; margin: 0 auto 16px;
  background: #fff; border-radius: 12px;
  padding: 8px; box-sizing: border-box;
  display: block; border: none; font-size: 0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}
.qr-box img { width: 100%; height: 100%; object-fit: contain; display: block; border-radius: 4px; }
.modal .meta { font-size: 13px; color: var(--ink-2); margin-bottom: 8px; }
.modal .close {
  margin-top: 12px; padding: 8px 16px;
  background: rgba(255, 255, 255, 0.08); color: #fff; border: 1px solid var(--border);
  border-radius: 8px; font-size: 14px; cursor: pointer; transition: all 0.2s;
}
.modal .close:hover { background: rgba(255, 255, 255, 0.14); }

/* === 拨打电话卡片弹窗 (P 浮窗拨号) === */
.phone-card {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  margin: 10px auto 28px; padding: 22px 24px;
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.35);
  border-radius: 14px;
  box-shadow: inset 0 0 24px rgba(6, 182, 212, 0.08);
}
.phone-card .pc-label {
  font-size: 12px; color: var(--ink-3); letter-spacing: 1px; text-align: center;
}
.phone-card .pc-number {
  font-size: 28px; font-weight: 700; letter-spacing: 1.5px;
  color: #67e8f9; text-decoration: none;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 14px rgba(6, 182, 212, 0.5);
  transition: color 0.2s;
}
.phone-card .pc-number:hover { color: #a5f3fc; }

/* 收货城市两级联动 */
.region-row { display: flex; gap: 8px; }
.region-row select { flex: 1; min-width: 0; }
.region-manual { width: 100%; box-sizing: border-box; }

/* =================== 设计改造新增样式（审计报告 P1 / P0 / P2） =================== */

/* === Hero 产品轮播 (P1-1) === */
.hero-carousel {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: rgba(15, 23, 42, 0.55);
  aspect-ratio: 4 / 3;
}
.hero-slides { position: relative; width: 100%; height: 100%; }
.hero-slide {
  position: absolute; inset: 0;
  opacity: 0; transition: opacity 0.6s ease;
  display: grid; place-items: center;
  padding: 20px;
}
.hero-slide.active { opacity: 1; }
.hero-slide img {
  max-width: 100%; max-height: 100%;
  width: auto; height: auto;
  object-fit: contain;
  filter: drop-shadow(0 12px 22px rgba(0, 0, 0, 0.35));
}
.hero-slide figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 10px 14px; font-size: 13px; color: #fff;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
  text-align: center;
}
.hero-badge {
  position: absolute; top: 12px; left: 12px; z-index: 3;
  background: rgba(251, 191, 36, 0.92); color: #1e3a8a;
  font-size: 12px; font-weight: 700; padding: 6px 12px; border-radius: 100px;
  box-shadow: var(--shadow-sm); max-width: 78%;
}
.hero-dots {
  position: absolute; bottom: 12px; right: 12px; z-index: 3;
  display: flex; gap: 6px;
}
.hero-dots span {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.5); cursor: pointer; transition: all 0.2s;
}
.hero-dots span.active { background: #fbbf24; width: 20px; border-radius: 4px; }
.hero-points {
  margin-top: 16px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(251, 191, 36, 0.3);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  backdrop-filter: blur(8px);
}
.hero-points .row { display: flex; justify-content: space-between; padding: 5px 0; font-size: 14px; color: #cbd5e1; }
.hero-points .row strong { color: #fbbf24; }

/* === 实景展示 gallery tab（工厂实拍 + 成品展示 合并，2026-08-29） === */
.gallery-tabs {
  display: flex; justify-content: center; gap: 10px;
  margin: -6px 0 26px;
}
.gtab {
  padding: 9px 24px; border-radius: 22px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05); color: var(--ink-2);
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: all 0.25s;
}
.gtab:hover { border-color: rgba(34, 211, 238, 0.5); color: #fff; }
.gtab.active {
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.22), rgba(34, 211, 238, 0.05));
  border-color: rgba(34, 211, 238, 0.65); color: #67e8f9;
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.18);
}
.gallery-pane { display: none; }
.gallery-pane.active { display: block; animation: galleryFade 0.35s ease; }
@keyframes galleryFade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

/* === 工厂实拍占位 (P1-2) === */
.factory-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.ph-card {
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.08), rgba(148, 163, 184, 0.10));
  position: relative; overflow: hidden;
  transition: all 0.3s;
}
.ph-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: rgba(34, 211, 238, 0.5); }
.ph-card img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  display: block;
  transition: transform 0.5s ease;
}
.ph-card:hover img { transform: scale(1.06); }
.ph-card::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(2, 6, 23, 0) 55%, rgba(2, 6, 23, 0.6) 100%);
}
.ph-card .ph-cap {
  position: absolute; left: 18px; bottom: 14px; z-index: 2;
  font-size: 15px; font-weight: 700; color: #fff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.65);
}

/* === 合作客户展示墙 + 案例 (P1-3) === */
.partner-wall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
/* 合作客户 logo 墙：深色玻璃卡 + 纯白 logo 融入暗背景（filter: brightness(0) invert(1)） */
.partner-logo {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 12px;
  padding: 18px 16px;
  min-height: 88px;
  display: grid; place-items: center;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
  transition: transform .3s ease, border-color .3s ease, background .3s ease, box-shadow .3s ease;
}
.partner-logo::before {
  content: ""; position: absolute; left: 16px; right: 16px; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(34,211,238,0.45), transparent);
  opacity: 0; transition: opacity .3s ease;
}
.partner-logo img {
  max-width: 82%; max-height: 64px;
  width: auto; height: auto; object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.92;
  transition: opacity .3s ease, filter .3s ease;
}
.partner-logo:hover {
  border-color: rgba(34,211,238,0.5);
  background: linear-gradient(180deg, rgba(34,211,238,0.07) 0%, rgba(255,255,255,0.03) 100%);
  transform: translateY(-3px);
  box-shadow: 0 14px 34px rgba(0,0,0,0.45), 0 0 0 1px rgba(34,211,238,0.18), inset 0 1px 0 rgba(255,255,255,0.08);
}
.partner-logo:hover::before { opacity: 1; }
.partner-logo:hover img {
  opacity: 1;
  filter: brightness(0) invert(1) drop-shadow(0 0 14px rgba(34,211,238,0.55));
}

.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.case-card { background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; transition: all 0.3s; }
.case-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4); border-color: rgba(34, 211, 238, 0.5); }
.case-ph {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.08), rgba(148, 163, 184, 0.10));
  display: grid; place-items: center; color: var(--ink-3); font-size: 15px; font-weight: 600;
  border-bottom: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.case-ph img {
  width: 100%; height: 100%; object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.case-card:hover .case-ph img { transform: scale(1.06); }
.case-ph::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(2,6,23,0) 60%, rgba(2,6,23,0.45) 100%);
}
.case-body { padding: 18px 20px 22px; }
.case-body h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.case-body p { font-size: 13.5px; color: var(--ink-3); line-height: 1.7; }

/* === 板块底部 CTA 条 (P2-3) === */
.section-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 40px; }

/* === 迷你询价弹窗 (P0-3) === */
.mini-inquiry-modal { max-width: 400px; text-align: left; }
.mini-inquiry-modal h3 { text-align: center; }
.mini-inquiry-modal .sub { text-align: center; }
.mini-inquiry-modal .form-field { margin-bottom: 12px; }
.mini-inquiry-modal .form-field input {
  width: 100%; padding: 11px 14px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; box-sizing: border-box; font-family: inherit;
  background: rgba(2, 6, 23, 0.5); color: #fff;
}
.mini-inquiry-modal .form-field input:focus { outline: none; border-color: var(--primary); }
.mini-inquiry-modal .form-submit {
  width: 100%; margin-top: 6px; padding: 13px; background: var(--brand-orange); color: #fff;
  border: none; border-radius: 10px; font-weight: 700; font-size: 15px; cursor: pointer; transition: all 0.2s;
}
.mini-inquiry-modal .form-submit:hover { background: var(--primary-dark); }
.mini-foot { margin-top: 12px; text-align: center; font-size: 13px; color: var(--ink-3); }
.mini-foot a { color: var(--primary); }

/* === 浮动按钮颜色已在 .float-btn 主块内通过 --accent 变量定义 === */

/* =================== 前置留资（审计 P0-2 两步式）· 科技风 =================== */
.lead-capture {
  position: relative;
  background:
    radial-gradient(circle at 15% 20%, rgba(34, 211, 238, 0.10) 0%, transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(217, 119, 6, 0.12) 0%, transparent 45%),
    linear-gradient(135deg, #0b1220 0%, #0f172a 100%);
  color: #e2e8f0;
  overflow: hidden;
  padding: 80px 0;
}
/* 科技网格背景 */
.lead-capture::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.06) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: radial-gradient(circle at 50% 42%, #000 28%, transparent 78%);
  mask-image: radial-gradient(circle at 50% 42%, #000 28%, transparent 78%);
  pointer-events: none;
}
.lead-grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center;
}
.lead-tag {
  background: rgba(34, 211, 238, 0.12); color: #67e8f9;
  border: 1px solid rgba(34, 211, 238, 0.3);
}
.lead-title {
  font-size: 38px; font-weight: 800; line-height: 1.22; margin: 16px 0 14px; color: #fff; letter-spacing: 0.5px;
}
.lead-title .lead-accent { color: #22d3ee; }
.lead-sub { font-size: 15.5px; color: #94a3b8; max-width: 520px; line-height: 1.75; margin-bottom: 24px; }
.lead-trust { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; margin-bottom: 28px; }
.lead-trust li { display: flex; gap: 10px; align-items: center; font-size: 14px; color: #cbd5e1; }
.lead-trust li span { color: #22d3ee; font-weight: 700; }
.lead-stats { display: flex; gap: 28px; }
.lead-stats .ls { display: flex; flex-direction: column; }
.lead-stats .ls strong { font-size: 26px; font-weight: 800; color: #fbbf24; }
.lead-stats .ls span { font-size: 12px; color: #64748b; margin-top: 2px; }

.lead-right { display: flex; justify-content: center; }
.lead-glass {
  width: 100%; max-width: 420px;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.05), 0 20px 60px rgba(2, 6, 23, 0.6);
  position: relative;
}
.lead-glass::after {
  content: ""; position: absolute; inset: 0; border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(34, 211, 238, 0.12), transparent 42%);
  pointer-events: none;
}
.lead-glass-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.lead-glass h3 { font-size: 20px; color: #fff; }
.lead-badge {
  font-size: 11px; font-weight: 600; color: #67e8f9;
  background: rgba(34, 211, 238, 0.12); border: 1px solid rgba(34, 211, 238, 0.3);
  padding: 4px 10px; border-radius: 100px; white-space: nowrap;
}
.lead-glass .sub { font-size: 13px; color: #94a3b8; margin-bottom: 18px; }
.lead-glass .form-field { margin-bottom: 12px; }
.lead-glass .form-field input {
  width: 100%; padding: 12px 14px; border-radius: 8px;
  background: rgba(2, 6, 23, 0.5); border: 1px solid rgba(148, 163, 184, 0.25);
  color: #fff; font-size: 14px; font-family: inherit; box-sizing: border-box; transition: all 0.2s;
}
.lead-glass .form-field input:focus { outline: none; border-color: #22d3ee; box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15); }
.lead-glass .form-field input::placeholder { color: #64748b; }
.lead-glass .form-submit {
  width: 100%; margin-top: 6px; padding: 14px; background: linear-gradient(135deg, #22d3ee, #0ea5e9);
  color: #04121a; border: none; border-radius: 10px; font-weight: 800; font-size: 15px; cursor: pointer; transition: all 0.2s;
}
.lead-glass .form-submit:hover { transform: translateY(-1px); box-shadow: 0 10px 30px rgba(34, 211, 238, 0.35); }
.lead-glass .form-submit:disabled { background: #475569; color: #cbd5e1; cursor: not-allowed; transform: none; }
.lead-glass .form-status { margin-top: 12px; padding: 10px; border-radius: 8px; font-size: 13px; text-align: center; display: none; }
.lead-glass .form-status.show { display: block; }
.lead-glass .form-status.success { background: rgba(34, 197, 94, 0.15); color: #86efac; border: 1px solid rgba(34, 197, 94, 0.4); }
.lead-glass .form-status.error { background: rgba(239, 68, 68, 0.15); color: #fca5a5; border: 1px solid rgba(239, 68, 68, 0.4); }

/* 留资成功面板内的行动按钮（审计 P1-2 / P1-3） */
.lead-success-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 10px; }
.btn-mini {
  display: inline-flex; align-items: center; justify-content: center; gap: 4px;
  padding: 8px 14px; border-radius: 8px; font-size: 13px; font-weight: 700;
  cursor: pointer; border: 1px solid rgba(34, 211, 238, 0.45);
  background: rgba(34, 211, 238, 0.12); color: #67e8f9; text-decoration: none;
  transition: background .2s ease, transform .2s ease;
}
.btn-mini:hover { background: rgba(34, 211, 238, 0.22); transform: translateY(-1px); }
.btn-mini.ghost { border-color: rgba(251, 191, 36, 0.5); background: rgba(251, 191, 36, 0.10); color: #fbbf24; }
.btn-mini.ghost:hover { background: rgba(251, 191, 36, 0.20); }
.lead-foot { margin-top: 12px; text-align: center; font-size: 13px; color: #94a3b8; }
.lead-foot a { color: #67e8f9; }

/* 第二步可选补充弹窗 */
.lead-step2-modal { max-width: 440px; text-align: left; }
.lead-step2-modal h3 { color: #fff; }
.lead-step2-modal .sub { color: var(--ink-3); }
.lead-step2-modal .form-field { margin-bottom: 16px; }
.lead-step2-modal .form-field label { display: block; font-size: 12.5px; color: #cbd5e1; font-weight: 500; margin-bottom: 6px; }
.lead-step2-modal .form-field input,
.lead-step2-modal .form-field select {
  width: 100%; padding: 11px 14px; border: 1px solid rgba(148, 163, 184, 0.3); border-radius: 8px;
  font-size: 14px; font-family: inherit; box-sizing: border-box; color: #fff;
}
.lead-step2-modal .form-field input { background: rgba(2, 6, 23, 0.5); }
.lead-step2-modal .form-field input:focus,
.lead-step2-modal .form-field select:focus { outline: none; border-color: #22d3ee; box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15); }
/* 下拉框：底色透明 + color-scheme:dark 让浏览器原生弹出层用深色绘制，避免白底白字 */
.lead-step2-modal .form-field select {
  background: transparent;
  color-scheme: dark;
  cursor: pointer;
  appearance: none; -webkit-appearance: none;
  padding-right: 36px;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3e%3cpath fill='none' stroke='%2367e8f9' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round' d='M1 1l5 5 5-5'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 14px center;
}
.lead-step2-modal .form-field select:focus {
  background-color: rgba(15, 23, 42, 0.6);
}
.lead-step2-modal .form-field select option { background: #0f172a; color: #e2e8f0; }
.lead-step2-modal .form-field select option:checked,
.lead-step2-modal .form-field select option:hover { background: #22d3ee; color: #04121a; }
.lead-step2-actions { display: flex; justify-content: center; margin-top: 20px; }
.lead-step2-actions .form-submit { width: 100%; margin-top: 0; }
.btn-ghost-2 {
  padding: 13px 18px; border-radius: 10px; border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.06); color: #cbd5e1; font-size: 14px; font-weight: 600; cursor: pointer; white-space: nowrap;
  transition: all 0.2s;
}
.btn-ghost-2:hover { border-color: var(--ink-3); background: rgba(255, 255, 255, 0.12); }

/* 响应式：前置留资 */
@media (max-width: 1024px) {
  .lead-grid { grid-template-columns: 1fr; gap: 36px; }
  .lead-right { margin-top: 4px; }
}
@media (max-width: 768px) {
  .lead-title { font-size: 28px; }
  .lead-stats { gap: 18px; }
  .lead-trust { grid-template-columns: 1fr; }
  .region-row { flex-wrap: wrap; }
  .region-row select { flex: 1 1 100%; }
}

/* ===== P2-4 成品图 / 合作商 logo 灯箱 ===== */
.sample-card { cursor: pointer; }
.partner-logo { cursor: pointer; transition: transform .2s ease, filter .2s ease; }
.partner-logo:hover { transform: translateY(-3px); filter: drop-shadow(0 8px 16px rgba(120, 170, 255, 0.4)); }
/* 更亮的灯箱：发光白卡 + 光圈，比原深色底更亮更惊艳 */
.lightbox-mask { background: rgba(2, 6, 23, 0.94); }
.lb-figure {
  margin: 0; max-width: 88vw;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
}
.lb-figure img {
  max-width: 88vw; max-height: 72vh; object-fit: contain;
  border-radius: 12px; box-shadow: 0 24px 70px rgba(0, 0, 0, 0.7);
  background: #0b1220;
}
.lb-figure figcaption {
  color: #e2e8f0; font-size: 14px; text-align: center; padding: 0 12px;
}
.lb-btn {
  position: absolute; color: #e2e8f0; background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(226, 232, 240, 0.25); border-radius: 50%;
  width: 44px; height: 44px; font-size: 26px; line-height: 1;
  display: grid; place-items: center; cursor: pointer; transition: all 0.2s;
}
.lb-btn:hover { background: rgba(34, 211, 238, 0.28); border-color: rgba(34, 211, 238, 0.6); }
.lb-close { top: 22px; right: 26px; font-size: 30px; }
.lb-prev { left: 26px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 26px; top: 50%; transform: translateY(-50%); }

/* ===== P1-5 快速选型向导 ===== */
.finder-entry { margin: 0 0 26px; }
.finder-btn {
  width: 100%; display: flex; align-items: center; gap: 14px;
  padding: 18px 22px; cursor: pointer; text-align: left;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.12), rgba(34, 211, 238, 0.04));
  border: 1px dashed rgba(34, 211, 238, 0.45); border-radius: var(--radius-lg);
  color: var(--ink); font-size: 15px; transition: all 0.2s;
}
.finder-btn:hover {
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.2), rgba(34, 211, 238, 0.08));
  border-style: solid; transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(34, 211, 238, 0.18);
}
.finder-btn .fb-icon { font-size: 22px; }
.finder-btn .fb-text { flex: 1; }
.finder-btn .fb-text strong { color: #fff; }
.finder-btn .fb-arrow { color: var(--accent, #22d3ee); font-weight: 700; }

.finder-modal { max-width: 460px; text-align: left; }
.finder-modal h3, .finder-modal p.sub { text-align: center; }
.opt-grid { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.opt-btn {
  padding: 9px 14px; border-radius: 999px; cursor: pointer; font-size: 13px;
  background: rgba(255, 255, 255, 0.06); color: var(--ink-2);
  border: 1px solid var(--border); transition: all 0.18s;
}
.opt-btn:hover { background: rgba(34, 211, 238, 0.16); color: #fff; border-color: rgba(34, 211, 238, 0.5); }
.opt-btn.active { background: rgba(34, 211, 238, 0.26); color: #fff; border-color: rgba(34, 211, 238, 0.8); }
.finder-field { margin-top: 14px; }
.finder-field input {
  width: 100%; padding: 11px 12px; box-sizing: border-box;
  border: 1px solid var(--border); border-radius: 8px;
  background: rgba(2, 6, 23, 0.55); color: var(--ink); font-size: 14px;
}
.finder-foot { display: flex; gap: 10px; justify-content: center; margin-top: 16px; }
.finder-tip {
  margin-top: 14px; text-align: center; font-size: 12px; color: var(--ink-3);
  padding-top: 12px; border-top: 1px solid var(--border);
}
.finder-list { display: flex; flex-direction: column; gap: 10px; max-height: 46vh; overflow-y: auto; }
.finder-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border-radius: 10px;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border);
}
.finder-item .fi-info { flex: 1; min-width: 0; }
.finder-item .fi-code { font-size: 14px; font-weight: 700; color: #fff; }
.finder-item .fi-spec {
  font-size: 12px; color: var(--ink-3); margin-top: 3px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.finder-empty {
  padding: 20px; text-align: center; font-size: 13px; color: var(--ink-3);
  background: rgba(255, 255, 255, 0.04); border-radius: 10px;
}

@media (max-width: 768px) {
  .lb-prev { left: 10px; }
  .lb-next { right: 10px; }
  .lb-btn { width: 38px; height: 38px; font-size: 22px; }
  .lb-close { top: 12px; right: 14px; }
  .finder-btn { flex-wrap: wrap; padding: 16px; font-size: 14px; }
  .finder-modal { max-width: none; }
}