/* ==========================================================
   喷绘达 V2 · 深色科技霓虹 + 玻璃拟态
   ========================================================== */

:root {
  --bg: #070a14;
  --bg-2: #0c1120;
  --panel: rgba(20, 27, 48, .55);
  --panel-strong: rgba(28, 36, 64, .72);
  --line: rgba(120, 180, 255, .16);
  --line-strong: rgba(120, 180, 255, .32);
  --ink: #eaf1ff;
  --ink-soft: #8fa0c8;
  --ink-dim: #5a6a92;
  --cyan: #00f0ff;
  --magenta: #ff2bd6;
  --violet: #7a5cff;
  --yellow: #ffe066;
  --green: #2cf6b3;
  --radius: 16px;
  --neon-cyan: 0 0 14px rgba(0, 240, 255, .55), 0 0 36px rgba(0, 240, 255, .25);
  --neon-magenta: 0 0 14px rgba(255, 43, 214, .55), 0 0 36px rgba(255, 43, 214, .25);
  --neon-text-cyan: 0 0 8px rgba(0, 240, 255, .7), 0 0 20px rgba(0, 240, 255, .35);
  --shadow-md: 0 16px 50px rgba(0, 0, 0, .55);
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}
/* 全局网格+辉光背景 */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(1000px 600px at 12% -5%, rgba(0, 240, 255, .18), transparent 60%),
    radial-gradient(900px 600px at 92% 8%, rgba(255, 43, 214, .16), transparent 60%),
    radial-gradient(800px 700px at 50% 120%, rgba(122, 92, 255, .18), transparent 60%),
    var(--bg);
}
body::after {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .35;
  background-image:
    linear-gradient(rgba(120,180,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,180,255,.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 90%);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
section { scroll-margin-top: 96px; }
.container { width: min(1200px, 92%); margin: 0 auto; }

/* ---------- 顶部霓虹流光条 ---------- */
.neon-strip { display: flex; height: 4px; position: relative; overflow: hidden; }
.neon-strip i { flex: 1; display: block; position: relative; }
.neon-strip i:nth-child(1) { background: linear-gradient(90deg, transparent, var(--cyan), transparent); background-size: 200% 100%; animation: flowX 3s linear infinite; }
.neon-strip i:nth-child(2) { background: linear-gradient(90deg, transparent, var(--magenta), transparent); background-size: 200% 100%; animation: flowX 3s linear infinite reverse; }
.neon-strip i:nth-child(3) { background: linear-gradient(90deg, transparent, var(--violet), transparent); background-size: 200% 100%; animation: flowX 3s linear infinite; }
@keyframes flowX { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* ---------- 玻璃面板通用 ---------- */
.glass {
  background: var(--panel);
  border: 1px solid var(--line);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 30px; border-radius: 999px; font-weight: 700; font-size: 15.5px;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  white-space: nowrap; cursor: pointer; border: 1.5px solid transparent;
  letter-spacing: .3px;
}
.btn:hover { transform: translateY(-3px); }
.btn-fire {
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #04122a;
  box-shadow: var(--neon-cyan), 0 8px 24px rgba(122, 92, 255, .45);
}
.btn-fire:hover { box-shadow: 0 0 20px rgba(0, 240, 255, .8), 0 0 44px rgba(255, 43, 214, .4); }
.btn-dark {
  background: linear-gradient(135deg, var(--magenta), var(--violet));
  color: #fff;
  box-shadow: var(--neon-magenta), 0 8px 24px rgba(122, 92, 255, .45);
}
.btn-dark:hover { box-shadow: 0 0 20px rgba(255, 43, 214, .8), 0 0 44px rgba(122, 92, 255, .45); }
.btn-ghost-light {
  border-color: rgba(0, 240, 255, .55);
  color: var(--cyan);
  background: rgba(0, 240, 255, .06);
  text-shadow: var(--neon-text-cyan);
}
.btn-ghost-light:hover { background: rgba(0, 240, 255, .14); box-shadow: var(--neon-cyan); }
.btn-lg { padding: 18px 40px; font-size: 19px; }
.btn-block { width: 100%; border: none; }

/* ---------- 顶部公告条 ---------- */
.topbar {
  background: rgba(8, 12, 24, .85);
  color: var(--ink-soft);
  font-size: 13px; letter-spacing: .3px;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.topbar-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; height: 38px; white-space: nowrap; }
.topbar-inner > span { overflow: hidden; text-overflow: ellipsis; }
.topbar-phone { color: var(--cyan); font-weight: 700; text-shadow: var(--neon-text-cyan); }
.topbar-phone:hover { color: #fff; }

/* ---------- 导航 ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8, 12, 24, .65);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s, border-color .3s, background .3s;
}
.header.scrolled {
  background: rgba(8, 12, 24, .92);
  box-shadow: 0 8px 30px rgba(0,0,0,.4);
  border-color: var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 70px; gap: 20px; }

.logo { display: flex; align-items: center; gap: 11px; }
.logo-mark { display: flex; flex-direction: column; gap: 4px; width: 44px; height: 44px; flex: none; justify-content: center; }
.logo-mark b { display: block; height: 8px; border-radius: 3px; }
.logo-mark b:nth-child(1) { width: 34px; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.logo-mark b:nth-child(2) { width: 26px; background: var(--magenta); box-shadow: 0 0 8px var(--magenta); }
.logo-mark b:nth-child(3) { width: 34px; background: var(--violet); box-shadow: 0 0 8px var(--violet); }
.footer-brand .logo-mark { width: 46px; height: 40px; margin-bottom: 16px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; font-weight: 800; font-size: 18px; letter-spacing: 1px; color: var(--ink); }
.logo-text small { font-size: 11px; font-weight: 500; color: var(--ink-dim); letter-spacing: 1px; }

.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-links a {
  padding: 9px 11px; border-radius: 8px; font-size: 14.5px; font-weight: 500;
  color: var(--ink-soft);
  transition: color .2s, background .2s, text-shadow .2s;
}
.nav-links a:hover { color: var(--cyan); background: rgba(0, 240, 255, .08); text-shadow: var(--neon-text-cyan); }
.nav-links .nav-cta {
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #04122a !important;
  font-weight: 700; margin-left: 8px; padding: 10px 22px; border-radius: 999px;
  box-shadow: var(--neon-cyan);
}
.nav-links .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 0 22px rgba(0, 240, 255, .8); }

.nav-toggle { display: none; background: none; border: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer; }
.nav-toggle span { width: 24px; height: 2.5px; background: var(--cyan); border-radius: 2px; transition: .3s; box-shadow: 0 0 6px var(--cyan); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- HERO ---------- */
.hero { position: relative; min-height: calc(100vh - 113px); display: flex; align-items: center; overflow: hidden; color: #fff; }
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); animation: heroZoom 14s ease-in-out infinite alternate; filter: saturate(1.15) contrast(1.05); }
@keyframes heroZoom { to { transform: scale(1.12); } }
.hero-mask {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 78% 18%, rgba(0, 240, 255, .35), transparent 44%),
    radial-gradient(circle at 90% 80%, rgba(255, 43, 214, .3), transparent 46%),
    linear-gradient(105deg, rgba(4, 7, 18, .96) 0%, rgba(8, 12, 24, .82) 44%, rgba(8, 12, 24, .45) 100%),
    linear-gradient(0deg, rgba(4, 7, 18, .7), transparent 40%);
}
/* hero 扫描线 */
.hero-mask::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0,240,255,.035) 0px, rgba(0,240,255,.035) 1px, transparent 1px, transparent 3px);
  mix-blend-mode: screen;
}
.hero-content { position: relative; z-index: 2; padding: 90px 0 120px; }
.hero-tag {
  display: inline-block; padding: 8px 18px; border-radius: 999px;
  background: rgba(0, 240, 255, .08);
  border: 1px solid rgba(0, 240, 255, .4);
  color: var(--cyan); font-size: 14.5px; letter-spacing: 1px; margin-bottom: 26px;
  text-shadow: var(--neon-text-cyan);
  box-shadow: var(--neon-cyan);
}
.hero h1 {
  font-size: clamp(38px, 5.4vw, 68px); font-weight: 900; line-height: 1.18; letter-spacing: 2px;
  background: linear-gradient(120deg, #fff 20%, var(--cyan) 55%, var(--magenta) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 4px 22px rgba(0,240,255,.3));
}
.hero-sub { margin-top: 24px; font-size: clamp(15.5px, 1.5vw, 19px); color: rgba(234,241,255,.92); line-height: 2; }
.hero-sub strong { color: var(--yellow); text-shadow: 0 0 10px rgba(255,224,102,.6); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 38px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: clamp(22px, 4vw, 56px); margin-top: 60px; }
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong { font-size: clamp(30px, 3.4vw, 44px); font-weight: 900; color: var(--cyan); line-height: 1.2; text-shadow: var(--neon-text-cyan); }
.hero-stats span { font-size: 14px; color: var(--ink-soft); letter-spacing: 1px; }

.hero-scroll { position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); width: 26px; height: 42px; border: 2px solid rgba(0,240,255,.55); border-radius: 14px; z-index: 3; box-shadow: var(--neon-cyan); }
.hero-scroll span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; border-radius: 4px; background: var(--cyan); transform: translateX(-50%); animation: scrollDot 1.6s ease-in-out infinite; box-shadow: 0 0 6px var(--cyan); }
@keyframes scrollDot { 0% { opacity: 1; top: 8px; } 70% { opacity: 0; top: 22px; } 100% { opacity: 0; } }

/* ---------- 信任条 ---------- */
.trustbar {
  background: linear-gradient(90deg, rgba(0,240,255,.08), rgba(255,43,214,.08), rgba(122,92,255,.08));
  color: var(--ink);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.trust-inner { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 10px 18px; padding: 14px 0; font-size: 15px; letter-spacing: 1px; }
.trust-inner i { width: 5px; height: 5px; border-radius: 50%; background: var(--magenta); box-shadow: 0 0 8px var(--magenta); }

/* ---------- 板块通用 ---------- */
.section { padding: 96px 0; position: relative; }
.section-alt { background: linear-gradient(180deg, rgba(12,17,32,.6), rgba(8,12,24,.6)); }
.section-head { text-align: center; max-width: 780px; margin: 0 auto 60px; }
.eyebrow { font-size: 13px; font-weight: 800; letter-spacing: 4px; color: var(--cyan); text-transform: uppercase; margin-bottom: 14px; text-shadow: var(--neon-text-cyan); }
.section-head h2 { font-size: clamp(27px, 3.2vw, 40px); font-weight: 900; letter-spacing: 1px; line-height: 1.3; color: var(--ink); }
.section-desc { margin-top: 16px; color: var(--ink-soft); font-size: 16.5px; }
.section-head.light h2 { color: #fff; }
.section-head.light .section-desc { color: rgba(234,241,255,.78); }
.eyebrow-light { color: var(--cyan); }

/* ---------- 业务卡片（玻璃拟态） ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s;
  display: flex; flex-direction: column;
  position: relative;
}
.product-card::before {
  content: ""; position: absolute; inset: 0; border-radius: var(--radius);
  padding: 1px; pointer-events: none; z-index: 1;
  background: linear-gradient(135deg, rgba(0,240,255,.5), rgba(255,43,214,.5), rgba(122,92,255,.5));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity .35s;
}
.product-card:hover { transform: translateY(-10px); box-shadow: 0 24px 60px rgba(0,0,0,.6), 0 0 30px rgba(0,240,255,.25); border-color: var(--line-strong); }
.product-card:hover::before { opacity: 1; }
.product-img { position: relative; overflow: hidden; aspect-ratio: 4 / 4.4; background: var(--bg-2); }
.product-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease; }
.product-card:hover .product-img img { transform: scale(1.08); }
.product-badge {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #04122a; font-size: 12.5px; font-weight: 700;
  padding: 5px 13px; border-radius: 999px; letter-spacing: .5px;
  box-shadow: var(--neon-cyan);
}
.badge-purple { background: linear-gradient(135deg, var(--magenta), var(--violet)); color: #fff; box-shadow: var(--neon-magenta); }
.badge-dark { background: linear-gradient(135deg, #4b5585, #0c1120); color: var(--ink); box-shadow: 0 0 14px rgba(122,92,255,.5); }
.badge-green { background: linear-gradient(135deg, var(--green), var(--cyan)); color: #04122a; box-shadow: 0 0 14px rgba(44,246,179,.5); }
.product-body { padding: 22px 20px 24px; display: flex; flex-direction: column; flex: 1; }
.product-body h3 { font-size: 19px; font-weight: 800; margin-bottom: 10px; color: var(--ink); }
.product-body p { font-size: 14px; color: var(--ink-soft); line-height: 1.8; flex: 1; }
.product-tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 15px 0 17px; }
.product-tags span { font-size: 12.5px; color: var(--cyan); background: rgba(0, 240, 255, .08); border: 1px solid rgba(0,240,255,.25); padding: 4px 11px; border-radius: 999px; font-weight: 600; }
.product-link { font-size: 14.5px; font-weight: 700; color: var(--magenta); text-shadow: 0 0 6px rgba(255,43,214,.5); }
.product-link:hover { color: var(--cyan); text-shadow: var(--neon-text-cyan); }
.grid-note { text-align: center; margin-top: 36px; color: var(--ink-soft); font-size: 14.5px; }
.grid-note a { color: var(--cyan); font-weight: 700; border-bottom: 1px dashed var(--cyan); }

/* ---------- 应用场景 ---------- */
.scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.scene-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 16 / 10.5; box-shadow: var(--shadow-md);
  border: 1px solid var(--line);
}
.scene-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease; }
.scene-card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(4,7,18,.96) 0%, rgba(4,7,18,.32) 52%, transparent 100%);
}
.scene-card::before {
  content: ""; position: absolute; inset: 0; z-index: 3; pointer-events: none;
  background: linear-gradient(120deg, transparent 30%, rgba(0,240,255,.08) 50%, transparent 70%);
  transform: translateX(-100%); transition: transform .8s;
}
.scene-card:hover::before { transform: translateX(100%); }
.scene-card figcaption { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 26px 24px; color: #fff; }
.scene-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 6px; color: var(--cyan); text-shadow: var(--neon-text-cyan); }
.scene-card p { font-size: 13.8px; color: rgba(234,241,255,.88); line-height: 1.7; opacity: 0; max-height: 0; transition: .4s ease; overflow: hidden; }
.scene-card:hover img { transform: scale(1.09); }
.scene-card:hover p { opacity: 1; max-height: 120px; margin-top: 4px; }

/* ---------- 设备工艺 ---------- */
.craft-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.craft-item {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 24px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  transition: transform .3s, box-shadow .3s, border-color .3s;
  overflow: hidden;
}
.craft-item::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--magenta), var(--violet));
  box-shadow: 0 0 10px rgba(0,240,255,.6);
  transform: scaleX(0); transform-origin: left; transition: transform .35s;
}
.craft-item:hover { transform: translateY(-8px); box-shadow: 0 18px 46px rgba(0,0,0,.55), 0 0 24px rgba(0,240,255,.18); border-color: var(--line-strong); }
.craft-item:hover::before { transform: scaleX(1); }
.craft-ico { font-size: 34px; display: block; margin-bottom: 14px; filter: drop-shadow(0 0 6px rgba(0,240,255,.5)); }
.craft-item h3 { font-size: 17px; font-weight: 800; margin-bottom: 8px; color: var(--ink); }
.craft-item p { font-size: 13.8px; color: var(--ink-soft); line-height: 1.8; }

/* ---------- 工厂实力 ---------- */
.factory-wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center; }
.factory-media { position: relative; }
.factory-img { border-radius: var(--radius); box-shadow: 0 18px 50px rgba(0,0,0,.6), 0 0 40px rgba(0,240,255,.18); border: 1px solid var(--line-strong); aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.factory-badge { position: absolute; right: -26px; bottom: -34px; width: 44%; border-radius: 14px; border: 5px solid var(--bg); box-shadow: 0 18px 50px rgba(0,0,0,.6), 0 0 26px rgba(255,43,214,.3); aspect-ratio: 1/1; object-fit: cover; }
.floating-card {
  position: absolute; left: -24px; top: -24px;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #04122a; border-radius: 14px; padding: 16px 24px; text-align: center;
  box-shadow: 0 16px 40px rgba(0,240,255,.45);
}
.floating-card strong { display: block; font-size: 26px; font-weight: 900; }
.floating-card span { font-size: 13px; font-weight: 500; }
.factory-text h2 { font-size: clamp(27px, 3vw, 38px); font-weight: 900; line-height: 1.35; margin: 6px 0 18px; color: var(--ink); }
.factory-lead { color: var(--ink-soft); font-size: 16.5px; margin-bottom: 30px; }
.advantage-list { display: grid; gap: 18px; margin-bottom: 34px; }
.advantage-list li { display: flex; gap: 14px; align-items: flex-start; }
.advantage-list b {
  flex: none; min-width: 126px; font-size: 15px;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #04122a;
  padding: 7px 14px; border-radius: 10px; text-align: center;
  box-shadow: 0 4px 14px rgba(0,240,255,.3);
}
.advantage-list span { font-size: 14.5px; color: var(--ink-soft); padding-top: 5px; }

/* ---------- 流程 ---------- */
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.process-item {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 24px 28px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.process-item:hover { transform: translateY(-8px); box-shadow: 0 18px 46px rgba(0,0,0,.55), 0 0 24px rgba(255,43,214,.18); border-color: var(--line-strong); }
.process-item:not(:nth-child(3n))::after {
  content: "→"; position: absolute; right: -17px; top: 38px; z-index: 2;
  color: var(--magenta); font-size: 22px; font-weight: 700;
  text-shadow: var(--neon-magenta);
}
.process-num {
  display: inline-grid; place-items: center;
  font-size: 22px; font-weight: 900; color: #04122a;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  width: 56px; height: 56px; border-radius: 16px; margin-bottom: 18px;
  box-shadow: var(--neon-cyan);
}
.process-item h3 { font-size: 18px; font-weight: 800; margin-bottom: 8px; color: var(--ink); }
.process-item p { font-size: 13.8px; color: var(--ink-soft); }

/* ---------- 评价 ---------- */
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.review-card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 34px 30px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  display: flex; flex-direction: column;
}
.stars { color: var(--yellow); letter-spacing: 4px; font-size: 17px; margin-bottom: 16px; text-shadow: 0 0 8px rgba(255,224,102,.6); }
.review-card p { font-size: 15px; color: #c7d2f0; line-height: 2; flex: 1; }
.review-card footer { margin-top: 22px; padding-top: 18px; border-top: 1px dashed var(--line); }
.review-card footer b { display: block; font-size: 15px; color: var(--cyan); text-shadow: var(--neon-text-cyan); }
.review-card footer span { font-size: 13px; color: var(--ink-soft); }

/* ---------- GEO 服务区 ---------- */
.section-geo {
  position: relative;
  background:
    radial-gradient(circle at 85% 8%, rgba(0, 240, 255, .22), transparent 45%),
    radial-gradient(circle at 8% 92%, rgba(255, 43, 214, .2), transparent 45%),
    linear-gradient(180deg, #070a14, #0c1120);
  color: #fff;
  overflow: hidden;
}
.geo-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 28px; }
.geo-card {
  background: rgba(20, 27, 48, .5);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius); padding: 40px 38px;
  backdrop-filter: blur(14px);
  position: relative;
}
.geo-card::before {
  content: ""; position: absolute; inset: 0; border-radius: var(--radius);
  padding: 1px; pointer-events: none;
  background: linear-gradient(135deg, rgba(0,240,255,.6), rgba(255,43,214,.4));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: .5;
}
.geo-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 20px; color: var(--cyan); text-shadow: var(--neon-text-cyan); }
.geo-sub { margin-top: 30px !important; }
.area-tags { display: flex; flex-wrap: wrap; gap: 11px; }
.area-tags span {
  padding: 8px 18px; border-radius: 999px; font-size: 14.5px; font-weight: 600;
  background: rgba(0, 240, 255, .08);
  border: 1px solid rgba(0,240,255,.4);
  color: var(--cyan);
  transition: .25s;
}
.area-tags span:hover { background: var(--cyan); color: #04122a; border-color: var(--cyan); box-shadow: var(--neon-cyan); }
.geo-list { display: grid; gap: 10px; margin-bottom: 28px; font-size: 14.5px; color: rgba(234,241,255,.9); }
.geo-list li { padding-left: 24px; position: relative; }
.geo-list li::before { content: "✓"; position: absolute; left: 0; color: var(--yellow); font-weight: 700; text-shadow: 0 0 6px rgba(255,224,102,.6); }
.geo-map { text-align: center; display: flex; flex-direction: column; justify-content: center; }
.geo-phone {
  display: block; font-size: clamp(34px, 3.4vw, 46px); font-weight: 900;
  color: var(--yellow); letter-spacing: 1px; margin: 6px 0 14px;
  text-shadow: 0 0 18px rgba(255,224,102,.55);
  transition: transform .25s;
}
.geo-phone:hover { transform: scale(1.04); }
.geo-wechat { color: rgba(234,241,255,.92); font-size: 15px; margin-bottom: 22px; }
.geo-tip { font-size: 13.8px; color: rgba(234,241,255,.72); line-height: 1.9; border-top: 1px dashed var(--line); padding-top: 20px; }

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 860px; }
.faq-list { display: grid; gap: 14px; }
.faq-item {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 14px; padding: 4px 26px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  transition: box-shadow .25s, border-color .25s;
}
.faq-item[open] { border-color: rgba(0, 240, 255, .45); box-shadow: 0 16px 44px rgba(0,0,0,.5), 0 0 22px rgba(0,240,255,.12); }
.faq-item summary { list-style: none; cursor: pointer; padding: 20px 0; font-weight: 700; font-size: 16.5px; color: var(--ink); display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon { position: relative; flex: none; width: 16px; height: 16px; }
.faq-icon::before, .faq-icon::after { content: ""; position: absolute; background: var(--cyan); border-radius: 2px; transition: transform .3s; box-shadow: 0 0 5px var(--cyan); }
.faq-icon::before { width: 16px; height: 2px; top: 7px; left: 0; }
.faq-icon::after { width: 2px; height: 16px; top: 0; left: 7px; }
.faq-item[open] .faq-icon::after { transform: scaleY(0); }
.faq-item p { padding: 0 0 22px; color: var(--ink-soft); font-size: 15px; line-height: 2; }

/* ---------- CTA 表单 ---------- */
.cta-band {
  position: relative;
  background:
    radial-gradient(circle at 82% 18%, rgba(0,240,255,.35), transparent 50%),
    radial-gradient(circle at 18% 82%, rgba(255,43,214,.28), transparent 50%),
    linear-gradient(135deg, #040712, #0c1120);
  color: #fff; padding: 90px 0;
  overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0,240,255,.025) 0, rgba(0,240,255,.025) 1px, transparent 1px, transparent 3px);
}
.cta-inner { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: center; }
.cta-text h2 { font-size: clamp(26px, 3vw, 38px); font-weight: 900; line-height: 1.4; }
.cta-text > p { margin: 20px 0 34px; color: rgba(234,241,255,.84); font-size: 16px; }
.cta-contact { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.cta-meta { font-size: 14px; color: rgba(234,241,255,.72); line-height: 1.9; }
.cta-form {
  background: rgba(20, 27, 48, .7);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius); padding: 38px 34px;
  backdrop-filter: blur(16px);
  box-shadow: 0 24px 70px rgba(0,0,0,.6), 0 0 40px rgba(0,240,255,.12);
}
.cta-form h3 { font-size: 21px; font-weight: 800; margin-bottom: 22px; text-align: center; color: var(--cyan); text-shadow: var(--neon-text-cyan); }
.cta-form label { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink-soft); margin-bottom: 15px; }
.cta-form input, .cta-form select {
  width: 100%; margin-top: 6px; padding: 13px 16px; font-size: 15px; font-family: var(--font);
  border: 1.5px solid var(--line-strong); border-radius: 10px;
  background: rgba(8, 12, 24, .6);
  transition: border-color .2s, box-shadow .2s; color: var(--ink);
}
.cta-form select option { background: #0c1120; color: var(--ink); }
.cta-form input:focus, .cta-form select:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0, 240, 255, .22); background: rgba(8, 12, 24, .9); }
.form-note { font-size: 12.8px; color: var(--ink-soft); text-align: center; margin-top: 14px; }
.form-note a { color: var(--cyan); font-weight: 700; }

/* ---------- 页脚 ---------- */
.footer {
  background: linear-gradient(180deg, #040712, #02040a);
  color: rgba(234,241,255,.78);
  border-top: 1px solid var(--line);
}
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 44px; padding: 72px 0 52px; }
.footer-brand h2 { color: #fff; font-size: 21px; margin-bottom: 14px; }
.footer-brand p { font-size: 13.8px; line-height: 2; }
.footer-keywords { color: rgba(0,240,255,.6); font-size: 12.5px !important; margin-top: 14px; }
.footer-col h3 { color: #fff; font-size: 16px; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.footer-col h3::after { content: ""; position: absolute; left: 0; bottom: 0; width: 28px; height: 2.5px; background: linear-gradient(90deg, var(--cyan), var(--magenta)); box-shadow: var(--neon-cyan); }
.footer-col a { display: block; font-size: 14px; margin-bottom: 11px; transition: color .2s, padding-left .2s; }
.footer-col a:hover { color: var(--cyan); padding-left: 5px; text-shadow: var(--neon-text-cyan); }
.footer-contact p { font-size: 14px; margin-bottom: 12px; }
.footer-contact b { color: var(--yellow); font-size: 16px; letter-spacing: .5px; text-shadow: 0 0 8px rgba(255,224,102,.5); }
.footer-bottom { border-top: 1px solid var(--line); padding: 20px 0; font-size: 13px; }
.footer-bottom .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.footer-icp { color: rgba(234,241,255,.45); }

/* ---------- 悬浮 / 移动端固定条 ---------- */
.float-call {
  position: fixed; right: 22px; bottom: 96px; z-index: 90;
  width: 62px; height: 62px; border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #04122a; font-size: 24px;
  display: grid; place-items: center;
  box-shadow: var(--neon-cyan);
  transition: transform .25s, opacity .3s;
}
.float-call small { position: absolute; bottom: -19px; font-size: 11px; color: var(--cyan); font-weight: 700; white-space: nowrap; text-shadow: var(--neon-text-cyan); }
.float-call:hover { transform: scale(1.1); }
.float-call.hide { opacity: 0; pointer-events: none; transform: scale(.6); }
.float-dot { position: absolute; inset: -4px; border-radius: 50%; border: 2px solid var(--cyan); animation: pulse 1.8s ease-out infinite; }
@keyframes pulse { 0% { transform: scale(.9); opacity: .9; } 100% { transform: scale(1.45); opacity: 0; } }

.mobile-bar {
  display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 95;
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  background: rgba(8, 12, 24, .92); backdrop-filter: blur(14px);
  border-top: 1px solid var(--line-strong);
  box-shadow: 0 -6px 24px rgba(0,0,0,.5);
}
.mobile-call {
  display: block; text-align: center; padding: 13px; border-radius: 999px;
  background: linear-gradient(135deg, var(--cyan), var(--violet)); color: #04122a;
  font-weight: 800; font-size: 17px;
  box-shadow: var(--neon-cyan);
}

/* ---------- 滚动入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s ease, transform .8s cubic-bezier(.22,.8,.3,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .craft-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-item:nth-child(3n)::after { display: inline; }
  .process-item:nth-child(2n)::after { display: none; }
  .review-grid { grid-template-columns: 1fr; max-width: 640px; margin: 0 auto; }
  .factory-wrap { grid-template-columns: 1fr; gap: 70px; }
  .factory-badge { width: 38%; }
  .geo-grid, .cta-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .topbar-hide { display: none; }
  .float-call { display: none; }
  .mobile-bar { display: block; }
  body { padding-bottom: 76px; }
}

@media (max-width: 760px) {
  .section { padding: 68px 0; }
  .nav-links {
    position: fixed; top: 113px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: rgba(8, 12, 24, .96); backdrop-filter: blur(16px);
    padding: 14px 5%; border-bottom: 1px solid var(--line);
    box-shadow: 0 14px 40px rgba(0,0,0,.6);
    transform: translateY(-180%); opacity: 0; pointer-events: none; transition: transform .35s ease, opacity .3s;
    max-height: calc(100vh - 113px); overflow-y: auto;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 13px 10px; font-size: 15.5px; border-bottom: 1px solid rgba(120,180,255,.1); }
  .nav-links .nav-cta { margin: 10px 0 4px; text-align: center; }
  .nav-toggle { display: flex; }

  .hero { min-height: auto; }
  .hero-content { padding: 64px 0 96px; }
  .br-pc { display: none; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { gap: 18px 28px; margin-top: 42px; }
  .hero-stats li { min-width: 40%; }

  .product-grid { grid-template-columns: 1fr; max-width: 430px; margin: 0 auto; }
  .scene-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .scene-card { aspect-ratio: 1 / 1.05; }
  .scene-card p { display: none; }
  .craft-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .process-item::after { display: none !important; }
  .advantage-list li { flex-direction: column; gap: 6px; }
  .floating-card { left: 10px; top: -18px; padding: 10px 16px; }
  .floating-card strong { font-size: 20px; }
  .factory-badge { right: 8px; bottom: -28px; }
  .geo-card { padding: 30px 24px; }
  .cta-form { padding: 30px 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .float-call { bottom: 86px; right: 14px; width: 54px; height: 54px; }
  .footer-bottom .container { justify-content: center; text-align: center; }
  .eyebrow { letter-spacing: 2px; font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}