/* ==========================================================================
   福佑科技 FUYOU TECH — 研华授权经销商官网
   Design System / Global Stylesheet
   ========================================================================== */

/* ---------- 1. Design Tokens ---------- */
:root {
  /* Surface */
  --bg-0: #04060C;
  --bg-1: #070B14;
  --bg-2: #0A101D;
  --bg-3: #0E1524;

  /* Lines */
  --line: rgba(255, 255, 255, 0.075);
  --line-2: rgba(255, 255, 255, 0.13);
  --line-3: rgba(255, 255, 255, 0.22);

  /* Text */
  --txt-1: #EEF3FA;
  --txt-2: rgba(214, 226, 242, 0.68);
  --txt-3: rgba(178, 196, 220, 0.44);

  /* Brand */
  --cyan: #22E0FF;
  --cyan-d: #0FB6D8;
  --blue: #3B7BFF;
  --blue-d: #1E4FD8;
  --ice: #A8E8FF;
  --grad: linear-gradient(120deg, #22E0FF 0%, #3B7BFF 100%);
  --grad-soft: linear-gradient(120deg, rgba(34, 224, 255, 0.16), rgba(59, 123, 255, 0.16));
  --glow: 0 0 0 1px rgba(34, 224, 255, 0.22), 0 18px 48px -18px rgba(34, 224, 255, 0.42);

  /* Type */
  --font: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "SFMono-Regular", "JetBrains Mono", Consolas, "Liberation Mono", monospace;

  /* Metrics */
  --nav-h: 72px;
  --radius: 14px;
  --radius-lg: 20px;
  --sec-y: clamp(76px, 8.5vw, 132px);
  --container: 1240px;

  /* Motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- 2. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
}

body {
  margin: 0;
  background: var(--bg-0);
  color: var(--txt-1);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 { margin: 0; font-weight: 600; line-height: 1.25; letter-spacing: -0.01em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; padding: 0; }
table { border-collapse: collapse; }

::selection { background: rgba(34, 224, 255, 0.28); color: #fff; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  border: 3px solid var(--bg-0);
}
::-webkit-scrollbar-thumb:hover { background: rgba(34, 224, 255, 0.4); }

/* ---------- 3. Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.section { padding: var(--sec-y) 0; position: relative; }
.section--tight { padding: clamp(56px, 6vw, 88px) 0; }
.section--alt { background: linear-gradient(180deg, transparent, rgba(255,255,255,0.014) 30%, transparent); }

.grid { display: grid; gap: 20px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.hr {
  height: 1px;
  border: 0;
  margin: 0;
  background: linear-gradient(90deg, transparent, var(--line-2), transparent);
}

/* Hairline grid background */
.bg-grid > .container { position: relative; z-index: 1; }

.bg-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 20%, transparent 78%);
}

/* ---------- 4. Typography helpers ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  font-family: var(--mono);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan));
}
.eyebrow--center::before { display: none; }

.sec-head { max-width: 720px; }
.sec-head--center { margin: 0 auto; text-align: center; }
.sec-title {
  margin-top: 18px;
  font-size: clamp(28px, 3.6vw, 46px);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.sec-desc {
  margin-top: 18px;
  color: var(--txt-2);
  font-size: clamp(15px, 1.1vw, 16.5px);
  max-width: 640px;
}
.sec-head--center .sec-desc { margin-left: auto; margin-right: auto; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.sec-head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

/* ---------- 5. Header / Nav ---------- */
.progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  z-index: 200;
  background: var(--grad);
  box-shadow: 0 0 12px rgba(34, 224, 255, 0.6);
  transition: width 0.12s linear;
}

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), backdrop-filter 0.35s;
  border-bottom: 1px solid transparent;
}
.site-header.is-stuck {
  background: rgba(5, 8, 15, 0.72);
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  border-bottom-color: var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  width: 100%;
}

.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-logo { height: 40px; width: auto; display: block; }
.site-footer .brand-logo { height: 44px; }
.brand-mark { width: 38px; height: 38px; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.brand-sub {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--txt-3);
  font-family: var(--mono);
  text-transform: uppercase;
}

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-link {
  position: relative;
  padding: 9px 15px;
  font-size: 14.5px;
  color: var(--txt-2);
  border-radius: 9px;
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
  white-space: nowrap;
}
.nav-link:hover { color: var(--txt-1); background: rgba(255, 255, 255, 0.045); }
.nav-link.is-active { color: var(--txt-1); }
.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 15px; right: 15px; bottom: 2px;
  height: 1.5px;
  background: var(--grad);
  border-radius: 2px;
}

.nav-actions { display: flex; align-items: center; gap: 14px; }
.nav-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--txt-2);
  font-family: var(--mono);
  letter-spacing: 0.02em;
  transition: color 0.25s;
}
.nav-phone:hover { color: var(--cyan); }
.nav-phone svg { width: 15px; height: 15px; }

.burger {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
}
.burger span {
  display: block;
  width: 16px; height: 1.5px;
  background: var(--txt-1);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.burger.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* Mobile drawer */
.drawer {
  position: fixed;
  inset: var(--nav-h) 0 auto 0;
  z-index: 99;
  background: rgba(5, 8, 15, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
  padding: 12px 28px 28px;
  transform: translateY(-12px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
  max-height: calc(100vh - var(--nav-h));
  overflow-y: auto;
}
.drawer.is-open { opacity: 1; visibility: visible; transform: none; }
.drawer a {
  display: block;
  padding: 15px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  color: var(--txt-2);
}
.drawer a:hover { color: var(--cyan); }
.drawer .drawer-cta { margin-top: 20px; }

/* ---------- 6. Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: 46px;
  padding: 0 24px;
  border-radius: 10px;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.3s var(--ease), background 0.3s, border-color 0.3s, color 0.3s;
}
.btn svg { width: 16px; height: 16px; transition: transform 0.3s var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn:hover svg { transform: translateX(3px); }

.btn--primary {
  background: var(--grad);
  color: #04121B;
  box-shadow: 0 10px 30px -12px rgba(34, 224, 255, 0.7);
}
.btn--primary:hover { box-shadow: 0 16px 40px -12px rgba(34, 224, 255, 0.9); }

.btn--ghost {
  border: 1px solid var(--line-2);
  color: var(--txt-1);
  background: rgba(255, 255, 255, 0.02);
}
.btn--ghost:hover { border-color: rgba(34, 224, 255, 0.5); background: rgba(34, 224, 255, 0.06); }

.btn--sm { height: 40px; padding: 0 18px; font-size: 13.5px; }
.btn--block { width: 100%; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--cyan);
  transition: gap 0.28s var(--ease), color 0.28s;
}
.link-arrow:hover { gap: 13px; }
.link-arrow svg { width: 15px; height: 15px; }

/* ---------- 7. Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 60px) 0 60px;
  overflow: hidden;
  isolation: isolate;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  opacity: 0.85;
}
.hero-glow {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
}
.hero-glow--a {
  width: 620px; height: 620px;
  top: -180px; right: -120px;
  background: radial-gradient(circle, rgba(34, 224, 255, 0.20), transparent 68%);
  animation: floatA 16s ease-in-out infinite;
}
.hero-glow--b {
  width: 520px; height: 520px;
  bottom: -200px; left: -140px;
  background: radial-gradient(circle, rgba(59, 123, 255, 0.20), transparent 68%);
  animation: floatB 20s ease-in-out infinite;
}
@keyframes floatA {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-38px, 46px) scale(1.08); }
}
@keyframes floatB {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(46px, -38px) scale(1.1); }
}

.hero-inner { position: relative; max-width: 900px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 15px 7px 11px;
  border: 1px solid var(--line-2);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 12.5px;
  color: var(--txt-2);
  backdrop-filter: blur(8px);
}
.hero-badge b { color: var(--txt-1); font-weight: 600; }
.pulse-dot {
  position: relative;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  flex-shrink: 0;
}
.pulse-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  animation: pulseOut 2.2s ease-out infinite;
}
@keyframes pulseOut {
  0% { transform: scale(0.6); opacity: 0.9; }
  100% { transform: scale(1.7); opacity: 0; }
}

.hero h1 {
  margin-top: 30px;
  font-size: clamp(38px, 6.2vw, 76px);
  line-height: 1.1;
  letter-spacing: -0.035em;
  font-weight: 700;
}
.hero h1 .line { display: block; }
.hero-sub {
  margin-top: 26px;
  max-width: 620px;
  font-size: clamp(15.5px, 1.4vw, 18px);
  color: var(--txt-2);
  line-height: 1.85;
}
.hero-actions {
  margin-top: 40px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-meta {
  margin-top: 62px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  max-width: 880px;
}
.hero-meta .num {
  font-size: clamp(24px, 2.6vw, 34px);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.hero-meta .num .unit { font-size: 0.5em; margin-left: 3px; color: var(--txt-2); font-weight: 600; }
.hero-meta .label { margin-top: 6px; font-size: 13px; color: var(--txt-3); }

.hero-scroll {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  letter-spacing: 0.2em;
  color: var(--txt-3);
  font-size: 10px;
  font-family: var(--mono);
  text-transform: uppercase;
}
.hero-scroll i {
  width: 1px; height: 42px;
  background: linear-gradient(180deg, var(--line-3), transparent);
  position: relative;
  overflow: hidden;
}
.hero-scroll i::after {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 1px; height: 14px;
  background: var(--cyan);
  animation: scrollHint 2.4s ease-in-out infinite;
}
@keyframes scrollHint {
  0% { transform: translateY(-16px); opacity: 0; }
  40% { opacity: 1; }
  100% { transform: translateY(44px); opacity: 0; }
}

/* ---------- 8. Page hero (sub pages) ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--nav-h) + clamp(64px, 8vw, 110px)) 0 clamp(48px, 5vw, 76px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.page-hero::after {
  content: "";
  position: absolute;
  top: -220px; right: -140px;
  width: 560px; height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 224, 255, 0.14), transparent 68%);
  filter: blur(70px);
  pointer-events: none;
}
.page-hero h1 {
  margin-top: 20px;
  font-size: clamp(32px, 4.6vw, 56px);
  letter-spacing: -0.03em;
  line-height: 1.14;
}
.page-hero p {
  margin-top: 20px;
  max-width: 640px;
  color: var(--txt-2);
  font-size: clamp(15px, 1.2vw, 17px);
}
.crumbs {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  color: var(--txt-3);
  font-family: var(--mono);
}
.crumbs a:hover { color: var(--cyan); }
.crumbs .sep { opacity: 0.5; }

/* ---------- 9. Cards ---------- */
.card {
  position: relative;
  padding: 30px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(34, 224, 255, 0.07), transparent 62%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.008));
  overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.card:hover {
  transform: translateY(-5px);
  border-color: rgba(34, 224, 255, 0.32);
  box-shadow: 0 24px 60px -28px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(34, 224, 255, 0.08);
}
.card > * { position: relative; z-index: 1; }

.card-icon {
  width: 46px; height: 46px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid rgba(34, 224, 255, 0.24);
  background: var(--grad-soft);
  color: var(--cyan);
  margin-bottom: 22px;
}
.card-icon svg { width: 22px; height: 22px; }

.card h3 { font-size: 18.5px; }
.card p { margin-top: 12px; color: var(--txt-2); font-size: 14.5px; line-height: 1.8; }

.card-num {
  position: absolute;
  top: 22px; right: 24px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-3);
  letter-spacing: 0.1em;
}

.tag-list { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  padding: 4px 11px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 12px;
  color: var(--txt-3);
  background: rgba(255, 255, 255, 0.02);
  transition: color 0.3s, border-color 0.3s;
}
.card:hover .tag { color: var(--txt-2); border-color: var(--line-2); }

/* ---------- 10. Stats strip ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent);
}
.stat {
  padding: 34px 28px;
  border-right: 1px solid var(--line);
  transition: background 0.4s var(--ease);
}
.stat:last-child { border-right: 0; }
.stat:hover { background: rgba(34, 224, 255, 0.045); }
.stat .val {
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 700;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.stat .val .unit { font-size: 0.45em; color: var(--cyan); margin-left: 4px; }
.stat .cap { margin-top: 12px; font-size: 13.5px; color: var(--txt-2); }
.stat .sub { margin-top: 4px; font-size: 12px; color: var(--txt-3); font-family: var(--mono); }

/* ---------- 11. Split / feature block ---------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(36px, 5vw, 76px);
  align-items: center;
}
.split--flip .split-media { order: -1; }

.feature-list { margin-top: 30px; display: grid; gap: 2px; }
.feature-item {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.feature-item:last-child { border-bottom: 1px solid var(--line); }
.feature-item .fi-idx {
  flex-shrink: 0;
  width: 26px; height: 26px;
  display: grid; place-items: center;
  border-radius: 7px;
  background: var(--grad-soft);
  border: 1px solid rgba(34, 224, 255, 0.22);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--cyan);
}
.feature-item h4 { font-size: 15.5px; }
.feature-item p { margin-top: 6px; font-size: 14px; color: var(--txt-2); }

/* Visual panel (abstract SVG art) */
.panel {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--bg-2), var(--bg-0));
  overflow: hidden;
  aspect-ratio: 4 / 3.2;
}
.panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 82%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 82%);
}
.panel svg { position: absolute; inset: 0; width: 100%; height: 100%; }

.panel-chip {
  position: absolute;
  z-index: 2;
  padding: 10px 15px;
  border-radius: 11px;
  border: 1px solid var(--line-2);
  background: rgba(7, 11, 20, 0.86);
  backdrop-filter: blur(12px);
  font-size: 12.5px;
  color: var(--txt-2);
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
}
.panel-chip b { color: var(--cyan); font-weight: 600; }
.panel-chip--tl { top: 22px; left: 22px; }
.panel-chip--br { bottom: 22px; right: 22px; }

/* ---------- 12. Marquee ---------- */
.marquee {
  position: relative;
  overflow: hidden;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: flex;
  gap: 56px;
  width: max-content;
  animation: marquee 38s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee {
  to { transform: translateX(-50%); }
}
.marquee-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--txt-3);
  white-space: nowrap;
  letter-spacing: 0.02em;
  transition: color 0.3s;
}
.marquee-item:hover { color: var(--txt-1); }
.marquee-item i {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0.6;
  flex-shrink: 0;
}

/* ---------- 13. Filters (products) ---------- */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 34px;
}
.filter-btn {
  padding: 8px 17px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 13.5px;
  color: var(--txt-2);
  transition: all 0.28s var(--ease);
}
.filter-btn:hover { color: var(--txt-1); border-color: var(--line-3); }
.filter-btn.is-active {
  color: #04121B;
  background: var(--grad);
  border-color: transparent;
  font-weight: 600;
  box-shadow: 0 8px 22px -10px rgba(34, 224, 255, 0.7);
}

.is-hidden { display: none !important; }

.card--product { padding: 28px 26px; }
.card--product .sku {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--txt-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.card--product h3 { margin-top: 10px; font-size: 17.5px; }
.card--product ul { margin-top: 16px; display: grid; gap: 9px; }
.card--product li {
  position: relative;
  padding-left: 15px;
  font-size: 13.5px;
  color: var(--txt-2);
  line-height: 1.6;
}
.card--product li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 5px; height: 5px;
  border-radius: 1.5px;
  background: var(--cyan);
  opacity: 0.75;
}

/* ---------- 14. Solution rows ---------- */
.sol-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(20px, 3vw, 48px);
  align-items: start;
  padding: clamp(28px, 3.4vw, 44px) 0;
  border-top: 1px solid var(--line);
  transition: background 0.45s var(--ease);
}
.sol-row:last-of-type { border-bottom: 1px solid var(--line); }
.sol-row:hover { background: linear-gradient(90deg, rgba(34,224,255,0.035), transparent 70%); }
.sol-idx {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--txt-3);
  padding-top: 6px;
  letter-spacing: 0.08em;
}
.sol-title h3 { font-size: clamp(19px, 2vw, 25px); }
.sol-title .sub {
  margin-top: 10px;
  font-size: 13px;
  color: var(--cyan);
  font-family: var(--mono);
  letter-spacing: 0.06em;
}
.sol-body p { color: var(--txt-2); font-size: 14.8px; }
.sol-body .tag-list { margin-top: 18px; }

/* ---------- 15. Case cards ---------- */
.case-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
.case-visual {
  position: relative;
  height: 168px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(150deg, var(--bg-3), var(--bg-1));
  overflow: hidden;
}
.case-visual svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.case-visual .case-tag {
  position: absolute;
  top: 16px; left: 16px;
  z-index: 2;
  padding: 5px 12px;
  border-radius: 100px;
  border: 1px solid rgba(34, 224, 255, 0.28);
  background: rgba(6, 12, 22, 0.72);
  backdrop-filter: blur(10px);
  font-size: 11.5px;
  color: var(--ice);
  font-family: var(--mono);
  letter-spacing: 0.05em;
}
.case-body { padding: 24px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.case-body h3 { font-size: 17.5px; }
.case-body p { margin-top: 11px; color: var(--txt-2); font-size: 14px; flex: 1; }
.case-metrics {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
}
.case-metrics div b {
  display: block;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}
.case-metrics div span { font-size: 12px; color: var(--txt-3); }

/* ---------- 16. Timeline ---------- */
.timeline { position: relative; margin-top: 46px; padding-left: 30px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 5px; top: 6px; bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, rgba(34,224,255,0.5), rgba(59,123,255,0.18), transparent);
}
.tl-item { position: relative; padding-bottom: 38px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: "";
  position: absolute;
  left: -30px; top: 7px;
  width: 11px; height: 11px;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  background: var(--bg-0);
  box-shadow: 0 0 0 4px rgba(34, 224, 255, 0.08);
}
.tl-year {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--cyan);
  letter-spacing: 0.1em;
}
.tl-item h4 { margin-top: 8px; font-size: 16.5px; }
.tl-item p { margin-top: 7px; color: var(--txt-2); font-size: 14px; max-width: 620px; }

/* ---------- 17. FAQ / Accordion ---------- */
.acc { margin-top: 36px; border-top: 1px solid var(--line); }
.acc-item { border-bottom: 1px solid var(--line); }
.acc-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 4px;
  text-align: left;
  font-size: 16px;
  font-weight: 500;
  color: var(--txt-1);
  transition: color 0.28s;
}
.acc-q:hover { color: var(--cyan); }
.acc-q i {
  position: relative;
  flex-shrink: 0;
  width: 22px; height: 22px;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  transition: transform 0.35s var(--ease), border-color 0.3s;
}
.acc-q i::before, .acc-q i::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  background: var(--txt-2);
  transform: translate(-50%, -50%);
}
.acc-q i::before { width: 9px; height: 1.4px; }
.acc-q i::after { width: 1.4px; height: 9px; transition: opacity 0.3s; }
.acc-item.is-open .acc-q { color: var(--cyan); }
.acc-item.is-open .acc-q i { transform: rotate(180deg); border-color: rgba(34,224,255,0.5); }
.acc-item.is-open .acc-q i::after { opacity: 0; }
.acc-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.42s var(--ease);
}
.acc-a p {
  padding: 0 40px 24px 4px;
  color: var(--txt-2);
  font-size: 14.5px;
}

/* ---------- 18. Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(30px, 4vw, 64px);
  align-items: start;
}
.info-list { margin-top: 30px; display: grid; gap: 2px; }
.info-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}
.info-item:last-child { border-bottom: 1px solid var(--line); }
.info-item .card-icon { width: 40px; height: 40px; margin: 0; border-radius: 10px; flex-shrink: 0; }
.info-item .card-icon svg { width: 18px; height: 18px; }
.info-item .k { font-size: 12px; color: var(--txt-3); font-family: var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.info-item .v { margin-top: 5px; font-size: 15px; color: var(--txt-1); line-height: 1.6; }
.info-item .v a:hover { color: var(--cyan); }

.form-card {
  padding: clamp(26px, 3vw, 40px);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
}
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.field label { font-size: 12.5px; color: var(--txt-3); font-family: var(--mono); letter-spacing: 0.06em; }
.field label .req { color: var(--cyan); }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.34);
  color: var(--txt-1);
  font-size: 14.5px;
  transition: border-color 0.28s, box-shadow 0.28s, background 0.28s;
  outline: none;
}
.field textarea { resize: vertical; min-height: 116px; line-height: 1.7; }
.field input::placeholder, .field textarea::placeholder { color: var(--txt-3); }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: rgba(34, 224, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(34, 224, 255, 0.1);
  background: rgba(0, 0, 0, 0.5);
}
.field select { appearance: none; cursor: pointer; }
.field select option { background: #0A101D; color: var(--txt-1); }
.form-note { margin-top: 14px; font-size: 12.5px; color: var(--txt-3); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translate(-50%, 24px);
  z-index: 300;
  padding: 13px 22px;
  border-radius: 12px;
  border: 1px solid rgba(34, 224, 255, 0.4);
  background: rgba(7, 12, 22, 0.95);
  backdrop-filter: blur(14px);
  box-shadow: 0 20px 50px -20px rgba(0, 0, 0, 0.9);
  font-size: 14px;
  color: var(--txt-1);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.32s var(--ease), transform 0.32s var(--ease), visibility 0.32s;
}
.toast.is-show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

.map-frame {
  position: relative;
  height: 320px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 30% 40%, rgba(34,224,255,0.09), transparent 55%),
    linear-gradient(160deg, var(--bg-2), var(--bg-0));
  overflow: hidden;
  display: grid;
  place-items: center;
}
.map-frame svg { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.55; }
.map-frame .map-label {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 22px 28px;
  border: 1px solid var(--line-2);
  border-radius: 14px;
  background: rgba(7, 11, 20, 0.9);
  backdrop-filter: blur(12px);
}
.map-frame .map-label b { display: block; font-size: 15px; }
.map-frame .map-label span { display: block; margin-top: 6px; font-size: 13px; color: var(--txt-2); }
.map-frame .map-label .link-arrow { margin-top: 12px; font-size: 13px; }

/* ---------- 19. CTA band ---------- */
.cta-band {
  position: relative;
  padding: clamp(52px, 6vw, 84px) clamp(28px, 4vw, 64px);
  border: 1px solid var(--line-2);
  border-radius: 24px;
  background:
    radial-gradient(700px circle at 12% 0%, rgba(34, 224, 255, 0.13), transparent 62%),
    radial-gradient(600px circle at 92% 100%, rgba(59, 123, 255, 0.14), transparent 62%),
    linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.008));
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  flex-wrap: wrap;
}
.cta-band h2 { font-size: clamp(24px, 3vw, 36px); letter-spacing: -0.02em; }
.cta-band p { margin-top: 14px; color: var(--txt-2); max-width: 520px; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- 20. Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: clamp(52px, 6vw, 76px) 0 34px;
  background: linear-gradient(180deg, transparent, rgba(34, 224, 255, 0.022));
}
.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: 40px;
}
.footer-brand p {
  margin-top: 20px;
  color: var(--txt-2);
  font-size: 14px;
  max-width: 330px;
}
.footer-badge {
  margin-top: 22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  font-size: 12.5px;
  color: var(--txt-2);
}
.footer-badge svg { width: 15px; height: 15px; color: var(--cyan); }

.footer-col h4 {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--txt-3);
  font-family: var(--mono);
  font-weight: 600;
}
.footer-col ul { margin-top: 20px; display: grid; gap: 12px; }
.footer-col a { font-size: 14px; color: var(--txt-2); transition: color 0.25s; }
.footer-col a:hover { color: var(--cyan); }
.footer-col .plain { font-size: 14px; color: var(--txt-2); }

.footer-bottom {
  margin-top: clamp(44px, 5vw, 64px);
  padding-top: 26px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: var(--txt-3);
}
.footer-bottom a:hover { color: var(--cyan); }
.footer-legal { display: flex; gap: 18px; flex-wrap: wrap; }

/* ---------- 21. Reveal animation ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s var(--ease-out), transform 0.75s var(--ease-out);
  transition-delay: var(--d, 0ms);
  will-change: opacity, transform;
}
[data-reveal].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ---------- 22. Responsive ---------- */
@media (max-width: 1080px) {
  .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav-phone { display: none; }
  .split { grid-template-columns: minmax(0, 1fr); }
  .split--flip .split-media { order: 0; }
  .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .burger { display: flex; }
  .sol-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }
  .sol-idx { padding-top: 0; }
  .hero-meta { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 30px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat:nth-child(2n) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 720px) {
  :root { --nav-h: 64px; }
  .container { padding: 0 20px; }
  .g2, .g3, .g4 { grid-template-columns: minmax(0, 1fr); }
  .form-row { grid-template-columns: minmax(0, 1fr); }
  .hero { min-height: auto; padding-bottom: 72px; }
  .hero-scroll { display: none; }
  .hero-actions .btn { flex: 1; }
  .cta-band { padding: 40px 24px; }
  .cta-actions { width: 100%; }
  .cta-actions .btn { flex: 1; }
  .panel { aspect-ratio: 4 / 3.6; }
  .marquee-track { gap: 34px; }
}

@media (max-width: 600px) {
  .nav-actions .btn--sm { display: none; }
  .brand-sub { display: none; }
}

/* ---------- 23. Case detail rows ---------- */
.kv { margin-top: 20px; display: grid; gap: 13px; }
.kv-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}
.kv-row .k {
  font-size: 11.5px;
  font-family: var(--mono);
  color: var(--cyan);
  letter-spacing: 0.08em;
  padding-top: 3px;
}
.kv-row .v { font-size: 14px; color: var(--txt-2); line-height: 1.75; }

.case-card--wide .case-visual { height: 190px; }

/* ---------- 24. Misc lists / badges ---------- */
.list-dot { margin-top: 18px; display: grid; gap: 11px; }
.list-dot li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  color: var(--txt-2);
}
.list-dot li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 6px;
  border-radius: 2px;
  background: var(--grad);
}

.badge-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.badge-row .tag { font-size: 12.5px; padding: 6px 13px; }

.note-box {
  margin-top: 26px;
  padding: 18px 20px;
  border: 1px dashed var(--line-2);
  border-radius: 12px;
  font-size: 13.5px;
  color: var(--txt-2);
  background: rgba(255, 255, 255, 0.014);
}

.team-grid { margin-top: 46px; }
.honor {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 44px;
}
.honor .card { padding: 26px 24px; }
.honor h3 { font-size: 16px; }
.honor p { font-size: 13.5px; }

@media (max-width: 900px) {
  .honor { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 600px) {
  .kv-row { grid-template-columns: minmax(0, 1fr); gap: 6px; }
}

/* ---------- 25. Product showcase (home) ---------- */
.svg-defs { position: absolute; width: 0; height: 0; overflow: hidden; }

.pcard {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.032), rgba(255, 255, 255, 0.006));
  overflow: hidden;
  transition: transform 0.42s var(--ease), border-color 0.42s var(--ease), box-shadow 0.42s var(--ease);
}
.pcard:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 224, 255, 0.34);
  box-shadow: 0 26px 60px -30px rgba(0, 0, 0, 0.95), 0 0 0 1px rgba(34, 224, 255, 0.08);
}

.pcard-visual {
  position: relative;
  height: 172px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(34, 224, 255, 0.1), transparent 62%),
    linear-gradient(150deg, #0E1524, #06090F);
  overflow: hidden;
}
.pcard-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.033) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.033) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse at center, #000 22%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 22%, transparent 78%);
}
.pcard-visual svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.pcard-photo {
  position: relative;
  z-index: 1;
  flex: 0 1 auto;
  min-width: 0;
  min-height: 0;
  max-width: 84%;
  max-height: 80%;
  object-fit: contain;
  filter: drop-shadow(0 20px 26px rgba(2, 6, 16, 0.6));
  transition: transform 0.55s cubic-bezier(0.22, 0.61, 0.36, 1);
  will-change: transform;
}
.pcard:hover .pcard-photo { transform: translateY(-5px) scale(1.05); }
.pcard-visual::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 16px;
  width: 56%;
  height: 18px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(34, 224, 255, 0.16), transparent 70%);
  pointer-events: none;
}

.pcard-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid var(--line-2);
  background: rgba(6, 10, 18, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--txt-3);
  text-transform: uppercase;
}

.pcard-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
  position: relative;
  z-index: 1;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), rgba(34, 224, 255, 0.055), transparent 65%);
}
.pcard-body h3 { font-size: 17px; }
.pcard-body > p {
  margin-top: 10px;
  font-size: 13.8px;
  color: var(--txt-2);
  line-height: 1.75;
  flex: 1;
}
.pcard-specs {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
}
.pcard-specs li { display: flex; gap: 10px; font-size: 13px; color: var(--txt-2); line-height: 1.6; }
.pcard-specs .k {
  flex-shrink: 0;
  min-width: 50px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--txt-3);
  padding-top: 3px;
  letter-spacing: 0.04em;
}
.pcard-foot { margin-top: 18px; }

/* 场景选型 */
.scene-card { padding: 28px 26px; }
.scene-card .scene-no {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-3);
  letter-spacing: 0.1em;
}
.scene-card h3 { margin-top: 12px; font-size: 18px; }
.scene-card .scene-sub { margin-top: 8px; font-size: 13px; color: var(--cyan); font-family: var(--mono); letter-spacing: 0.05em; }
.scene-list { margin-top: 20px; display: grid; gap: 10px; }
.scene-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 13.5px;
  color: var(--txt-2);
  background: rgba(255, 255, 255, 0.018);
  transition: border-color 0.3s, color 0.3s, background 0.3s, transform 0.3s;
}
.scene-list a:hover {
  color: var(--txt-1);
  border-color: rgba(34, 224, 255, 0.4);
  background: rgba(34, 224, 255, 0.05);
  transform: translateX(3px);
}
.scene-list a i {
  width: 5px; height: 5px;
  border-radius: 1.5px;
  background: var(--grad);
  flex-shrink: 0;
}

@media (max-width: 720px) {
  .pcard-visual { height: 150px; }
  .pcard-body { padding: 20px 20px 22px; }
}

/* 首页产品大区块的分隔感 */
.showcase { position: relative; }
.showcase::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: min(1240px, 92%);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(34, 224, 255, 0.28), transparent);
}

/* ---------- inquiry banner carried over from a product detail panel ---------- */
.inq-model {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 26px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(34, 224, 255, 0.22);
  background: linear-gradient(120deg, rgba(34, 224, 255, 0.08), rgba(59, 123, 255, 0.06));
}
.inq-model-tag {
  font-size: 11px;
  font-family: var(--mono);
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--grad-soft);
  color: var(--ice);
  box-shadow: inset 0 0 0 1px rgba(34, 224, 255, 0.3);
}
.inq-model b { font-family: var(--mono); font-size: 14px; font-weight: 600; color: var(--txt-1); }
.inq-model a { margin-left: auto; font-size: 12.5px; color: var(--cyan); text-decoration: none; }
.inq-model a:hover { text-decoration: underline; }

/* ---------- product card foot: detail link + quiet inquiry link ---------- */
.pcard-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}
.pcard-ask {
  font-size: 12.5px;
  color: var(--txt-3);
  text-decoration: none;
  padding: 5px 11px;
  border-radius: 8px;
  border: 1px solid var(--line-2);
  background: rgba(255, 255, 255, 0.028);
  transition: all 0.24s var(--ease);
  white-space: nowrap;
}
.pcard-ask:hover { color: var(--ice); border-color: rgba(34, 224, 255, 0.42); background: rgba(34, 224, 255, 0.07); }