@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700;900&family=Orbitron:wght@600;700&display=swap');

:root {
  --bg: #eef3f8;
  --bg-deep: #050b16;
  --surface: rgba(255, 255, 255, .78);
  --surface-solid: #ffffff;
  --text: #0f172a;
  --muted: #5b6b7c;
  --border: rgba(15, 23, 42, .08);
  --accent: #00b4d8;
  --accent-2: #0077b6;
  --accent-hot: #48cae4;
  --accent-hover: #0096c7;
  --glow: rgba(0, 180, 216, .45);
  --radius: 16px;
  --max: 1120px;
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-display: "Orbitron", "Noto Sans SC", sans-serif;
  --shadow: 0 10px 40px rgba(15, 23, 42, .08);
  --shadow-lg: 0 20px 60px rgba(0, 119, 182, .16);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(0, 180, 216, .14), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(0, 119, 182, .1), transparent 50%),
    linear-gradient(180deg, #f4f8fc 0%, var(--bg) 40%, #e8eef6 100%);
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
}
.site-front::before {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 119, 182, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 119, 182, .035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 20%, transparent 85%);
}
.cursor-glow {
  position: fixed; width: 420px; height: 420px; margin: -210px 0 0 -210px;
  border-radius: 50%; pointer-events: none; z-index: 0;
  background: radial-gradient(circle, rgba(0, 180, 216, .14) 0%, transparent 68%);
  transform: translate3d(-9999px, -9999px, 0);
  transition: opacity .3s ease; opacity: 0;
}
.site-front.has-cursor .cursor-glow { opacity: 1; }
main { position: relative; z-index: 1; }
a { color: var(--accent-2); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent); text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 .75rem; letter-spacing: -.01em; }
p { margin: 0 0 1rem; color: var(--muted); }
code { background: #e8eef5; padding: .1rem .35rem; border-radius: 4px; }

.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,.72);
  border-bottom: 1px solid rgba(255,255,255,.4);
  backdrop-filter: blur(16px) saturate(1.2);
  box-shadow: 0 4px 24px rgba(15, 23, 42, .04);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: 70px;
}
.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  font-weight: 800; font-size: 1.15rem; color: var(--text); text-decoration: none;
}
.brand:hover { color: var(--accent-2); text-decoration: none; }
.brand-logo {
  width: 38px; height: 38px; object-fit: contain; border-radius: 10px;
  box-shadow: 0 0 0 1px rgba(0,180,216,.25), 0 6px 16px rgba(0,119,182,.2);
}
.nav { display: flex; flex-wrap: wrap; gap: .2rem .3rem; align-items: center; }
.nav a {
  color: var(--muted); text-decoration: none; font-size: .93rem; font-weight: 600;
  padding: .48rem .95rem; border-radius: 999px; transition: all .22s ease;
}
.nav a:hover {
  color: var(--accent-2); background: rgba(0,180,216,.1); text-decoration: none;
}
.nav a.is-active, .nav a[aria-current="page"] {
  color: #fff !important; font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)) !important;
  box-shadow: 0 6px 18px var(--glow);
  text-decoration: none;
}
.nav-toggle {
  display: none; border: 1px solid var(--border); background: var(--surface-solid);
  border-radius: 10px; padding: .45rem .75rem; cursor: pointer; font-weight: 600;
}

/* Footer */
.site-footer {
  margin-top: 5rem;
  border-top: 1px solid rgba(0,180,216,.15);
  background:
    linear-gradient(180deg, rgba(5,11,22,.02), rgba(5,11,22,.06)),
    #fff;
  padding: 3rem 0 1.75rem;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent-2), transparent);
}
.footer-grid { display: grid; gap: 1.5rem; grid-template-columns: 2fr 1fr 1fr; }
.footer-title { font-size: .85rem; font-weight: 700; margin-bottom: .75rem; color: var(--text); }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--accent-2); }
.footer-meta {
  margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--border);
  font-size: .85rem; color: var(--muted);
  display: flex; flex-wrap: wrap; gap: .75rem 1.25rem; align-items: center;
  justify-content: center; text-align: center;
}
.footer-meta a { color: var(--muted); }
.police-link { display: inline-flex; align-items: center; gap: .35rem; }
.lang-switch {
  display: inline-flex; align-items: center; gap: .4rem;
  margin-left: .25rem; font-weight: 700;
}
.lang-switch a {
  color: var(--muted); text-decoration: none;
  padding: .15rem .35rem; border-radius: 6px;
}
.lang-switch a:hover { color: var(--accent-2); background: rgba(0,180,216,.08); }
.lang-switch a.is-active {
  color: var(--accent-2);
  background: rgba(0,180,216,.12);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .35rem;
  padding: .78rem 1.25rem; border-radius: 999px;
  border: 1px solid transparent; font-size: .95rem; font-weight: 700;
  cursor: pointer; text-decoration: none; transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 10px 28px var(--glow);
}
.btn-primary:hover { color: #fff; box-shadow: 0 14px 36px rgba(0,180,216,.55); }
.btn-secondary {
  background: rgba(255,255,255,.85); color: var(--text); border-color: rgba(0,180,216,.25);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent-2); }
.btn-danger { background: #b00020; color: #fff; }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; }

.section { padding: 3.5rem 0; position: relative; }
.section-head { margin-bottom: 1.75rem; }
.section-head h2 {
  font-size: clamp(1.45rem, 2.5vw, 1.85rem);
  position: relative;
  display: inline-block;
}
.section-head h2::after {
  content: "";
  display: block; width: 48px; height: 3px; margin-top: .55rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.section-head p { max-width: 40rem; }

/* Hero */
.hero {
  position: relative;
  padding: 4.5rem 0 3.75rem;
  overflow: hidden;
  border-bottom: 1px solid rgba(72, 202, 228, .15);
  background:
    radial-gradient(800px 400px at 75% 30%, rgba(0,180,216,.22), transparent 60%),
    radial-gradient(600px 360px at 15% 80%, rgba(0,119,182,.18), transparent 55%),
    linear-gradient(160deg, #030712 0%, #0a1628 45%, #071a2e 100%);
  color: #e8eef8;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-canvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: .9;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(72, 202, 228, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(72, 202, 228, .07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 75% 70% at 70% 40%, #000 15%, transparent 78%);
  animation: grid-drift 20s linear infinite;
}
.hero-glow { position: absolute; border-radius: 50%; filter: blur(48px); }
.hero-glow-a {
  width: 460px; height: 460px; right: -80px; top: -100px;
  background: rgba(0, 180, 216, .3);
  animation: glow-float 8s ease-in-out infinite;
}
.hero-glow-b {
  width: 380px; height: 380px; left: -100px; bottom: -140px;
  background: rgba(0, 119, 182, .28);
  animation: glow-float 10s ease-in-out infinite reverse;
}
.hero-scan {
  position: absolute; left: 0; right: 0; height: 120px;
  background: linear-gradient(180deg, transparent, rgba(72,202,228,.08), transparent);
  animation: scan-move 5.5s ease-in-out infinite;
  pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.15fr .95fr;
  gap: 2rem; align-items: center;
}
.hero-brand {
  display: inline-flex; align-items: center; gap: .45rem;
  color: var(--accent-hot); font-weight: 800; margin-bottom: .7rem;
  letter-spacing: .12em; font-size: .85rem; text-transform: uppercase;
}
.hero-brand::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-hot);
  box-shadow: 0 0 12px var(--accent-hot);
  animation: blink 1.8s ease-in-out infinite;
}
.hero h1 {
  font-size: clamp(1.95rem, 4.2vw, 2.85rem);
  max-width: 13ch; color: #f8fafc; margin-bottom: 1rem;
  text-shadow: 0 0 40px rgba(0,180,216,.25);
}
.hero .lead { color: #9fb3c8; font-size: 1.06rem; max-width: 36rem; }
.btn-hero-ghost {
  background: rgba(255,255,255,.06); color: #e8eef8;
  border: 1px solid rgba(148, 163, 184, .4);
  backdrop-filter: blur(8px);
}
.btn-hero-ghost:hover {
  background: rgba(72,202,228,.15); color: #fff;
  border-color: rgba(72,202,228,.55); text-decoration: none;
}

.hero-visual { position: relative; min-height: 340px; perspective: 900px; }
.hero-ring {
  position: absolute; left: 50%; top: 50%; border-radius: 50%;
  border: 1px solid rgba(125, 211, 252, .28);
  transform: translate(calc(-50% + var(--tx, 0px)), calc(-50% + var(--ty, 0px)));
  box-shadow: inset 0 0 30px rgba(56, 189, 248, .08), 0 0 20px rgba(0,180,216,.08);
  will-change: transform; --tx: 0px; --ty: 0px;
}
.hero-ring-1 { width: 260px; height: 260px; }
.hero-ring-2 {
  width: 340px; height: 340px; border-style: dashed;
  border-color: rgba(72, 202, 228, .4);
  animation: hero-spin 24s linear infinite;
}
.hero-planet {
  position: absolute; left: 50%; top: 50%;
  width: 158px; height: 158px; margin: -79px 0 0 -79px;
  transform: translate(var(--tx, 0px), var(--ty, 0px));
  will-change: transform; --tx: 0px; --ty: 0px;
}
.hero-planet-glow {
  position: absolute; inset: -34px; border-radius: 50%;
  background: radial-gradient(circle, rgba(72,202,228,.65) 0%, rgba(0,119,182,.22) 42%, transparent 70%);
  filter: blur(6px); animation: planet-pulse 3.2s ease-in-out infinite;
}
.hero-planet-body {
  position: absolute; inset: 0; border-radius: 50%;
  background:
    radial-gradient(circle at 32% 28%, rgba(255,255,255,.6) 0%, transparent 22%),
    radial-gradient(circle at 70% 65%, rgba(14,116,144,.4) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, #48cae4 0%, #0077b6 48%, #023e8a 100%);
  box-shadow:
    0 0 32px rgba(72,202,228,.7),
    0 0 70px rgba(0,119,182,.4),
    inset -12px -16px 28px rgba(15,23,42,.35);
}
.hero-planet-shine {
  position: absolute; left: 18%; top: 16%; width: 34%; height: 22%;
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(255,255,255,.6), transparent);
  filter: blur(1px); opacity: .9;
}
.hero-planet-ring {
  position: absolute; left: -18%; top: 42%; width: 136%; height: 34%;
  border: 2px solid rgba(186,230,253,.6); border-radius: 50%;
  transform: rotateX(68deg) rotateZ(-18deg);
  box-shadow: 0 0 16px rgba(125,211,252,.45); pointer-events: none;
}
.hero-node {
  position: absolute; display: flex; align-items: center; gap: .4rem;
  padding: .5rem .8rem; border-radius: 999px;
  background: rgba(7, 18, 36, .75); border: 1px solid rgba(72,202,228,.4);
  color: #e0f2fe; font-size: .82rem; font-weight: 700;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
  transform: translate(var(--tx, 0px), var(--ty, 0px));
  will-change: transform; --tx: 0px; --ty: 0px;
}
.hero-node i {
  width: 8px; height: 8px; border-radius: 50%; background: #48cae4;
  box-shadow: 0 0 12px rgba(72,202,228,1); animation: blink 2s ease-in-out infinite;
}
.hero-node em { font-style: normal; }
.hero-node-a { left: 6%; top: 16%; }
.hero-node-b { right: 2%; top: 26%; }
.hero-node-c { left: 0; bottom: 22%; }
.hero-node-d { right: 8%; bottom: 16%; }
.hero-orbit-dot {
  position: absolute; left: 58%; top: 10%;
  width: 10px; height: 10px; border-radius: 50%; background: #90e0ef;
  box-shadow: 0 0 18px rgba(144,224,239,1);
  transform: translate(var(--tx, 0px), var(--ty, 0px));
  will-change: transform; --tx: 0px; --ty: 0px;
}

@keyframes hero-spin {
  from { transform: translate(calc(-50% + var(--tx, 0px)), calc(-50% + var(--ty, 0px))) rotate(0deg); }
  to { transform: translate(calc(-50% + var(--tx, 0px)), calc(-50% + var(--ty, 0px))) rotate(360deg); }
}
@keyframes planet-pulse {
  0%, 100% { opacity: .75; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}
@keyframes glow-float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-20px, 16px); }
}
@keyframes scan-move {
  0% { top: -20%; opacity: 0; }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}
@keyframes grid-drift {
  from { background-position: 0 0; }
  to { background-position: 48px 48px; }
}

.page-hero {
  position: relative; overflow: hidden;
  padding: 3rem 0 1.5rem;
  border-bottom: 1px solid rgba(0, 180, 216, .12);
  background:
    radial-gradient(700px 280px at 85% 0%, rgba(0,180,216,.16), transparent 60%),
    radial-gradient(500px 220px at 10% 100%, rgba(0,119,182,.1), transparent 55%),
    linear-gradient(180deg, #e8f4fb 0%, rgba(244,248,252,.6) 100%);
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(0,180,216,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,180,216,.06) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(180deg, #000 30%, transparent);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
  font-size: clamp(1.75rem, 3.2vw, 2.25rem);
  background: linear-gradient(135deg, #0f172a 20%, #0077b6 70%, #00b4d8);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.page-hero > .container > p:first-of-type,
.page-hero .page-lead { max-width: 38rem; font-size: 1.05rem; }
.page-kicker {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .78rem; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--accent-2); margin-bottom: .65rem;
}
.page-kicker::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 10px var(--accent);
}

.grid-2 { display: grid; gap: 1.15rem; grid-template-columns: repeat(2, 1fr); }
.grid-3 { display: grid; gap: 1.15rem; grid-template-columns: repeat(3, 1fr); }
.grid-4 { display: grid; gap: 1.15rem; grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative;
  background: var(--surface);
  border: 1px solid rgba(255,255,255,.65);
  border-radius: var(--radius);
  padding: 1.25rem;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  transition: transform .28s cubic-bezier(.22,1,.36,1), box-shadow .28s ease, border-color .28s ease;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,180,216,.14), transparent 42%);
  opacity: 0; transition: opacity .28s ease; pointer-events: none;
}
.card::after {
  content: "";
  position: absolute; top: 0; left: -40%; width: 40%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent);
  transform: skewX(-18deg); opacity: 0; pointer-events: none;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,180,216,.35);
}
.card:hover::before { opacity: 1; }
.card:hover::after {
  opacity: 1;
  animation: card-shine .85s ease;
}
@keyframes card-shine {
  from { left: -40%; }
  to { left: 120%; }
}
.card h3 { font-size: 1.08rem; margin-bottom: .4rem; position: relative; }
.card h3 a { color: var(--text); text-decoration: none; }
.card h3 a:hover { color: var(--accent-2); }

.capability-card {
  text-decoration: none; color: inherit;
  display: block; min-height: 168px;
}
.capability-card:hover { text-decoration: none; color: inherit; }
.capability-icon {
  width: 48px; height: 48px; border-radius: 14px;
  display: grid; place-items: center; margin-bottom: .9rem;
  background: linear-gradient(145deg, rgba(0,180,216,.28), rgba(0,119,182,.18));
  color: var(--accent-2); font-weight: 900; font-size: .9rem;
  border: 1px solid rgba(0,180,216,.3);
  box-shadow: 0 8px 20px rgba(0,119,182,.12), inset 0 1px 0 rgba(255,255,255,.5);
  position: relative;
  transition: transform .25s ease, box-shadow .25s ease;
}
.capability-icon::after {
  content: ""; position: absolute; inset: -1px; border-radius: inherit;
  background: linear-gradient(135deg, rgba(255,255,255,.4), transparent 50%);
  pointer-events: none; opacity: .6;
}
.capability-card:hover .capability-icon {
  transform: scale(1.06);
  box-shadow: 0 10px 28px rgba(0,180,216,.28);
}

.product-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.product-cover {
  display: block; aspect-ratio: 16 / 10; background: #dbe4f5;
  overflow: hidden; text-decoration: none; position: relative;
}
.product-cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(5,11,22,.35));
  opacity: 0; transition: opacity .3s ease;
}
.product-card:hover .product-cover::after { opacity: 1; }
.product-cover img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .45s cubic-bezier(.22,1,.36,1);
}
.product-card:hover .product-cover img { transform: scale(1.07); }
.product-card-body { padding: 1.2rem; position: relative; }
.product-card-body > a { font-weight: 700; color: var(--accent-2); }
.product-hero-cover {
  width: min(100%, 720px); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); margin: 1rem 0 1.25rem;
  background: #e8eef8; box-shadow: var(--shadow);
}
.product-hero-cover img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.product-gallery { display: grid; gap: .85rem; margin: 0 0 1.25rem; }
.product-gallery-item {
  border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border);
  background: #e8eef8; box-shadow: var(--shadow);
}
.product-gallery-item img { width: 100%; display: block; aspect-ratio: 4 / 3; object-fit: cover; }

.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .65rem; }
.tag {
  display: inline-block; font-size: .72rem; padding: .2rem .55rem;
  border-radius: 999px; font-weight: 700;
  background: linear-gradient(135deg, rgba(0,180,216,.14), rgba(0,119,182,.1));
  color: #046c8a; border: 1px solid rgba(0,180,216,.2);
}
.filter-bar { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.25rem; }
.filter-bar a, .filter-bar button {
  border: 1px solid var(--border); background: rgba(255,255,255,.8);
  border-radius: 999px; padding: .45rem .95rem; color: var(--muted);
  text-decoration: none; cursor: pointer; font: inherit; font-weight: 600;
  transition: all .2s ease;
}
.filter-bar a:hover, .filter-bar button:hover {
  border-color: rgba(0,180,216,.4); color: var(--accent-2);
}
.filter-bar a.is-active, .filter-bar button[aria-pressed="true"] {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent; color: #fff;
  box-shadow: 0 8px 20px var(--glow);
}

.partner-slider { position: relative; display: flex; align-items: center; gap: .5rem; }
.partner-list {
  display: flex; gap: 1rem; overflow-x: auto; scroll-snap-type: x mandatory;
  scroll-behavior: smooth; -webkit-overflow-scrolling: touch;
  padding: .35rem .15rem 1rem; flex: 1; scrollbar-width: thin;
}
.partner-list::-webkit-scrollbar { height: 6px; }
.partner-list::-webkit-scrollbar-thumb { background: #9ecfe0; border-radius: 999px; }
.partner-item {
  background: var(--surface); border: 1px solid rgba(255,255,255,.7);
  border-radius: var(--radius); padding: .9rem; text-align: center;
  font-weight: 700; font-size: .9rem; color: inherit; text-decoration: none;
  display: block; flex: 0 0 min(240px, 72vw); scroll-snap-align: start;
  backdrop-filter: blur(10px); box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
a.partner-item:hover, .partner-item:hover {
  transform: translateY(-5px); border-color: rgba(0,180,216,.4);
  box-shadow: var(--shadow-lg); text-decoration: none; color: inherit;
}
.partner-logo {
  width: 100%; aspect-ratio: 5 / 3; border-radius: 12px; overflow: hidden;
  background: #eef2f7; margin-bottom: .65rem;
}
.partner-logo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.partner-name { color: var(--text); }
.partner-item span { display: block; margin-top: .25rem; font-weight: 500; font-size: .8rem; color: var(--muted); }
.partner-nav {
  flex: 0 0 auto; width: 42px; height: 42px; border-radius: 999px;
  border: 1px solid rgba(0,180,216,.25); background: #fff; color: var(--text);
  font-size: 1.5rem; line-height: 1; cursor: pointer;
  box-shadow: 0 6px 18px rgba(0,119,182,.12); transition: all .2s ease;
}
.partner-nav:hover { border-color: var(--accent); color: var(--accent-2); transform: scale(1.05); }
.partner-nav:disabled { opacity: .35; cursor: default; transform: none; }

.float-contact {
  position: fixed; right: 1.1rem; bottom: 1.25rem; z-index: 50;
  display: flex; flex-direction: column; align-items: flex-end; gap: .6rem;
}
.float-tip {
  position: relative;
  max-width: 220px;
  padding: .7rem .9rem .7rem 1rem;
  border-radius: 14px;
  background: #0b1a2e;
  color: #e8f4fc;
  font-size: .86rem; font-weight: 700; line-height: 1.45;
  box-shadow: 0 12px 32px rgba(0, 119, 182, .35);
  animation: tip-pop .35s cubic-bezier(.22,1,.36,1);
}
.float-tip::after {
  content: "";
  position: absolute; right: 1.6rem; bottom: -7px;
  width: 14px; height: 14px; background: #0b1a2e;
  transform: rotate(45deg);
  box-shadow: 2px 2px 0 rgba(0,0,0,.04);
}
.float-tip-close {
  position: absolute; top: .2rem; right: .35rem;
  border: 0; background: transparent; color: #9fb3c8;
  font-size: 1.1rem; line-height: 1; cursor: pointer; padding: .2rem;
}
.float-tip-close:hover { color: #fff; }
.float-contact.is-spotlight .float-contact-btn {
  animation: float-spotlight 1s ease-in-out 3;
  box-shadow: 0 0 0 6px rgba(72,202,228,.25), 0 12px 36px rgba(0,180,216,.55);
}
@keyframes tip-pop {
  from { opacity: 0; transform: translateY(10px) scale(.92); }
  to { opacity: 1; transform: none; }
}
@keyframes float-spotlight {
  0%, 100% { transform: translateY(0) scale(1); }
  40% { transform: translateY(-6px) scale(1.06); }
  70% { transform: translateY(0) scale(1.02); }
}

.float-contact-btn {
  border: 0; cursor: pointer; color: #fff; font-weight: 800; font-size: .95rem;
  padding: .85rem 1.2rem; border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 30px var(--glow);
  display: inline-flex; align-items: center; gap: .45rem;
  position: relative; animation: float-pulse 2.4s ease-in-out infinite;
}
.float-contact-btn::before {
  content: ""; position: absolute; inset: -4px; border-radius: 999px;
  border: 2px solid rgba(72,202,228,.45); animation: ring-pulse 2.4s ease-out infinite;
}
.float-contact-btn:hover { filter: brightness(1.05); }
.float-contact-btn svg { width: 20px; height: 20px; flex-shrink: 0; }
.float-contact-panel {
  width: 240px; background: rgba(255,255,255,.92); border: 1px solid rgba(0,180,216,.2);
  border-radius: 16px; padding: .95rem; backdrop-filter: blur(14px);
  box-shadow: 0 18px 40px rgba(15, 24, 40, .18);
}
.float-contact-title { font-weight: 800; margin-bottom: .55rem; font-size: .95rem; }
.float-contact-row {
  display: block; padding: .55rem .65rem; border-radius: 10px;
  color: var(--text); text-decoration: none; font-size: .9rem; font-weight: 600;
  background: rgba(0,180,216,.08); margin-bottom: .4rem;
}
.float-contact-row:last-child { margin-bottom: 0; }
.float-contact-row:hover { background: rgba(0,180,216,.16); color: var(--accent-2); text-decoration: none; }
.float-qr {
  text-align: center; margin-bottom: .55rem; padding: .55rem;
  background: #f8fafc; border-radius: 12px; border: 1px solid rgba(0,180,216,.12);
}
.float-qr img {
  width: 150px; height: 150px; object-fit: contain; margin: 0 auto .4rem;
  display: block; background: #fff; border-radius: 8px;
}
.float-qr p { margin: 0; font-size: .82rem; color: var(--muted); font-weight: 600; }

@keyframes float-pulse {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
@keyframes ring-pulse {
  0% { transform: scale(.95); opacity: .8; }
  100% { transform: scale(1.18); opacity: 0; }
}

/* 首页引导弹窗：专业亲和（白 + 信任蓝，单色系统） */
.lead-modal {
  --lead-ink: #1f2a37;
  --lead-muted: #5b6b7c;
  --lead-line: #e6eef5;
  --lead-soft: #f3f7fb;
  --lead-blue: #2f6fed;
  --lead-blue-soft: #eaf1ff;
  position: fixed; inset: 0; z-index: 80;
  display: flex; align-items: center; justify-content: center;
  padding: max(1rem, env(safe-area-inset-top)) 1rem max(1rem, env(safe-area-inset-bottom));
  overflow-y: auto; -webkit-overflow-scrolling: touch;
}
.lead-modal[hidden] { display: none !important; }
.lead-modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(31, 42, 55, .42);
  backdrop-filter: blur(8px);
  animation: lead-fade-in .28s ease;
}
.lead-modal-dialog {
  position: relative; z-index: 2;
  width: min(100%, 430px);
  margin: auto;
  max-height: calc(100dvh - 2rem);
  overflow: hidden;
  display: flex; flex-direction: column;
  border-radius: 16px;
  color: var(--lead-ink);
  background: #fff;
  border: 1px solid var(--lead-line);
  box-shadow: 0 18px 48px rgba(31, 42, 55, .16);
  animation: lead-dialog-in .35s cubic-bezier(.22,1,.36,1);
}
.lead-modal-bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: .75rem;
  padding: .75rem 1rem .75rem 1.15rem;
  background: var(--lead-soft);
  border-bottom: 1px solid var(--lead-line);
  flex-shrink: 0;
}
.lead-modal-kicker {
  margin: 0;
  font-size: .8rem; font-weight: 700;
  color: var(--lead-blue);
}
.lead-modal-close {
  display: inline-flex; align-items: center; gap: .35rem;
  height: 34px; padding: 0 .85rem 0 .7rem;
  border-radius: 999px;
  border: 1px solid #c9d7ea;
  background: #fff;
  color: var(--lead-muted);
  font-size: .82rem; font-weight: 700;
  cursor: pointer;
  flex-shrink: 0;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.lead-modal-close:hover {
  border-color: var(--lead-blue);
  color: var(--lead-blue);
  background: var(--lead-blue-soft);
}
.lead-modal-close-x {
  position: relative; width: 11px; height: 11px; display: block;
}
.lead-modal-close-x::before,
.lead-modal-close-x::after {
  content: ""; position: absolute; left: 50%; top: 50%;
  width: 11px; height: 1.5px; background: currentColor; border-radius: 1px;
}
.lead-modal-close-x::before { transform: translate(-50%, -50%) rotate(45deg); }
.lead-modal-close-x::after { transform: translate(-50%, -50%) rotate(-45deg); }
.lead-modal-close-text { line-height: 1; }

.lead-modal-inner {
  padding: 1.2rem 1.2rem 1.3rem;
  overflow: auto;
  background: #fff;
}
.lead-modal.is-leaving .lead-modal-backdrop { opacity: 0; transition: opacity .3s ease; }
.lead-modal.is-leaving .lead-modal-dialog {
  opacity: 0; transform: translateY(10px);
  transition: opacity .22s ease, transform .22s ease;
}

.lead-modal-dual {
  margin: 0 0 .8rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .65rem;
}
.lead-dual-item {
  display: grid; gap: .45rem; justify-items: center;
  padding: .95rem .65rem .85rem;
  text-align: center;
  border-radius: 12px;
  background: var(--lead-soft);
  border: 1px solid var(--lead-line);
}
.lead-dual-icon {
  width: 40px; height: 40px;
  border-radius: 12px;
  display: grid; place-items: center;
  color: var(--lead-blue);
  background: #fff;
  border: 1px solid #d9e6ff;
  box-shadow: 0 4px 12px rgba(47, 111, 237, .08);
}
.lead-dual-icon svg { width: 22px; height: 22px; display: block; }
.lead-dual-item strong {
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--lead-ink);
  line-height: 1.3;
}
.lead-dual-sep { display: none; }
.lead-modal-desc {
  margin: 0 0 .95rem;
  font-size: .9rem; line-height: 1.7;
  color: var(--lead-muted);
}
.lead-desc-short { display: none; }

.lead-modal-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .5rem;
  margin-bottom: 1rem;
}
.lead-metric {
  padding: .65rem .3rem;
  text-align: center;
  border-radius: 10px;
  background: var(--lead-blue-soft);
  border: 1px solid #d9e6ff;
}
.lead-metric strong {
  display: block;
  font-size: .82rem; font-weight: 800;
  color: var(--lead-blue); margin-bottom: .12rem;
}
.lead-metric span {
  display: block;
  font-size: .68rem; font-weight: 500;
  color: var(--lead-muted);
}

.lead-modal-actions {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: .9rem;
  align-items: center;
  padding-top: .9rem;
  border-top: 1px solid var(--lead-line);
}
.lead-modal-qr {
  padding: .35rem;
  background: #fff;
  border-radius: 12px;
  border: 1px solid var(--lead-line);
}
.lead-modal-qr img {
  width: 100%; aspect-ratio: 1; object-fit: contain;
  display: block; border-radius: 8px;
}
.lead-modal-cta { display: grid; gap: .4rem; align-content: center; }
.lead-modal-cta-label {
  margin: 0;
  font-size: .76rem; font-weight: 600;
  color: var(--lead-muted);
}
.lead-btn-main {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .82rem .9rem;
  border-radius: 10px;
  background: var(--lead-blue);
  color: #fff !important;
  font-weight: 800; font-size: .92rem;
  text-decoration: none !important;
  border: 0;
  box-shadow: 0 8px 18px rgba(47, 111, 237, .28);
  transition: background .2s ease, transform .2s ease;
}
.lead-btn-main:hover {
  background: #255fd6;
  color: #fff !important;
  transform: translateY(-1px);
}
.lead-fly {
  position: fixed; z-index: 90; pointer-events: none;
  border-radius: 12px;
  background: var(--lead-blue, #2f6fed);
  opacity: .9;
  transition: transform .5s cubic-bezier(.4,0,.2,1), opacity .5s ease, border-radius .5s ease;
}
.lead-fly[hidden] { display: none !important; }
.lead-fly.is-flying { border-radius: 999px; opacity: .3; }
body.lead-modal-open { overflow: hidden; }

@keyframes lead-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes lead-dialog-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 560px) {
  .lead-modal {
    align-items: center;
    justify-content: center;
    padding: max(1rem, env(safe-area-inset-top)) .85rem max(1rem, env(safe-area-inset-bottom));
  }
  .lead-modal-dialog {
    width: min(100%, 380px);
    max-height: min(82dvh, 560px);
    border-radius: 14px;
    margin: 0 auto;
  }
  .lead-modal-bar { padding: .7rem .9rem; }
  .lead-modal-close {
    height: 38px;
    padding: 0 .95rem;
    font-size: .88rem;
  }
  .lead-modal-inner { padding: .85rem .95rem 1rem; }
  .lead-modal-dual { gap: .5rem; margin-bottom: .5rem; }
  .lead-dual-item { padding: .75rem .4rem .7rem; border-radius: 10px; gap: .35rem; }
  .lead-dual-icon { width: 34px; height: 34px; border-radius: 10px; }
  .lead-dual-icon svg { width: 18px; height: 18px; }
  .lead-dual-item strong { font-size: 1.05rem; }
  .lead-desc-full { display: none; }
  .lead-desc-short {
    display: block;
    margin-bottom: .7rem;
    font-size: .8rem;
    line-height: 1.5;
  }
  .lead-modal-metrics { display: none; }
  .lead-modal-actions {
    grid-template-columns: 72px 1fr;
    gap: .7rem;
    padding-top: .7rem;
  }
  .lead-modal-qr { padding: .25rem; border-radius: 10px; }
  .lead-btn-main { padding: .75rem .75rem; font-size: .88rem; border-radius: 10px; }
  .float-tip { max-width: 180px; font-size: .8rem; }
}

.wechat-hero {
  display: grid; grid-template-columns: 1.3fr .9fr; gap: 1.5rem; align-items: center;
}
.wechat-hero h2 { margin-bottom: .5rem; }
.wechat-qr-box {
  text-align: center; padding: 1.15rem;
  background: linear-gradient(180deg, rgba(0,180,216,.08), #fff);
  border-radius: 18px; border: 1px solid rgba(0,180,216,.2);
  box-shadow: var(--shadow);
}
.wechat-qr-box img {
  width: min(100%, 220px); aspect-ratio: 1; object-fit: contain;
  margin: 0 auto .75rem; display: block; background: #fff; border-radius: 12px;
}
.wechat-qr-box p { margin: 0; font-weight: 700; color: var(--text); }
.footer-qr { text-align: left; }
.footer-qr img {
  width: 110px; height: 110px; object-fit: contain; background: #fff;
  border: 1px solid rgba(0,180,216,.2); border-radius: 10px; margin-bottom: .4rem;
}
.footer-qr p { margin: 0; font-size: .85rem; color: var(--muted); font-weight: 600; }

.cta-band {
  position: relative; overflow: hidden;
  background:
    radial-gradient(500px 200px at 20% 50%, rgba(72,202,228,.25), transparent 60%),
    linear-gradient(120deg, #04101f 0%, #0a2744 50%, #023e8a 100%);
  color: #fff; border-radius: 20px; padding: 2rem 1.85rem;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
  box-shadow: 0 20px 50px rgba(0,119,182,.25);
  border: 1px solid rgba(72,202,228,.25);
}
.cta-band::after {
  content: ""; position: absolute; inset: -40% auto auto -20%;
  width: 220px; height: 220px; border-radius: 50%;
  background: rgba(72,202,228,.15); filter: blur(20px);
  animation: glow-float 7s ease-in-out infinite;
}
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2, .cta-band p { color: #fff; margin: 0; }
.cta-band p { opacity: .88; margin-top: .4rem; }

.prose { max-width: 46rem; }
.prose ul, .prose ol { color: var(--muted); }
.meta-list { list-style: none; padding: 0; margin: 0 0 1.25rem; }
.meta-list li { margin-bottom: .5rem; color: var(--muted); }
.meta-list strong { color: var(--text); margin-right: .35rem; }

.form { display: grid; gap: .9rem; max-width: 32rem; }
.form label { display: grid; gap: .35rem; font-size: .9rem; font-weight: 700; }
.form input, .form select, .form textarea {
  font: inherit; padding: .7rem .8rem; border: 1px solid rgba(0,180,216,.2);
  border-radius: 12px; background: rgba(255,255,255,.9); color: var(--text);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,180,216,.15);
}
.form textarea { min-height: 120px; resize: vertical; }
.form-hint { font-size: .85rem; color: var(--muted); font-weight: 400; }
.alert {
  padding: .9rem 1rem; border-radius: 12px; margin-bottom: 1rem;
  border: 1px solid var(--border); background: #fff;
}
.alert-ok { border-color: #b6e2c3; background: #edf9f0; color: #0a7a32; }
.alert-err { border-color: #f0b6b6; background: #fff1f1; color: #b00020; }
.hidden { display: none !important; }

/* Admin keep practical */
.admin-body { background: #f0f2f5; }
.admin-wrap { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.admin-side { background: #0b1a2e; color: #fff; padding: 1.25rem; }
.admin-side a { color: #c9d4e4; text-decoration: none; display: block; padding: .55rem .4rem; border-radius: 8px; }
.admin-side a:hover, .admin-side a.is-active { background: rgba(0,180,216,.15); color: #fff; text-decoration: none; }
.admin-side .side-brand { font-weight: 800; margin-bottom: 1.25rem; }
.admin-main { padding: 1.5rem; }
.admin-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.25rem; }
.table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 12px; overflow: hidden; }
.table th, .table td { border: 1px solid var(--border); padding: .65rem .75rem; text-align: left; font-size: .92rem; }
.table th { background: #f3f7fb; }
.login-box { max-width: 400px; margin: 4rem auto; }

.admin-tabs {
  display: inline-flex;
  align-items: stretch;
  flex-wrap: wrap;
  gap: 0;
  margin: 0 0 1.25rem;
  padding: 0;
  background: #fff;
  border: 1px solid #d8e0ea;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .04);
}
.admin-main a.admin-tab,
.admin-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 7.5rem;
  margin: 0;
  padding: .7rem 1.25rem;
  border: 0;
  border-right: 1px solid #d8e0ea;
  border-radius: 0;
  background: #f7f9fc;
  color: #64748b !important;
  font-weight: 600;
  font-size: .92rem;
  line-height: 1.2;
  text-decoration: none !important;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.admin-tabs .admin-tab:last-child { border-right: 0; }
.admin-main a.admin-tab:hover,
.admin-tab:hover {
  background: #eef3f9;
  color: #0f172a !important;
  text-decoration: none !important;
}
.admin-main a.admin-tab.is-active,
.admin-tab.is-active {
  background: #0b6e99;
  color: #fff !important;
  box-shadow: none;
}
.admin-main a.admin-tab.is-active:hover,
.admin-tab.is-active:hover {
  background: #095a7d;
  color: #fff !important;
}
.admin-tab-panel { margin-top: .15rem; }

/* Admin overview — isolated from front .card effects */
.admin-kpi-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(6, minmax(0, 1fr));
}
.admin-stat-card {
  background: #fff;
  border: 1px solid #e5eaf0;
  border-radius: 12px;
  padding: 1rem 1.05rem;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .04);
}
.admin-stat {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.admin-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: #eef6fb;
  color: #0b6e99;
}
.admin-stat-icon svg {
  width: 20px;
  height: 20px;
  display: block;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.admin-stat-icon.is-products { background: #e8f4fc; color: #0284c7; }
.admin-stat-icon.is-cases { background: #f0eefc; color: #6d28d9; }
.admin-stat-icon.is-partners { background: #e8f7f4; color: #0f766e; }
.admin-stat-icon.is-messages { background: #fff4e5; color: #c2410c; }
.admin-stat-icon.is-today { background: #fdecef; color: #be123c; }
.admin-stat-icon.is-week { background: #eef0ff; color: #4338ca; }
.admin-stat-body { min-width: 0; }
.admin-stat-body h3 {
  margin: 0 0 .15rem;
  font-size: .82rem;
  color: #64748b;
  font-weight: 600;
  letter-spacing: .01em;
}
.admin-stat-body .admin-stat-num {
  font-size: 1.45rem;
  color: #0f172a;
  margin: 0;
  font-weight: 700;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
}
.admin-stat-body .form-hint {
  margin: .2rem 0 0;
  font-size: .78rem;
  color: #94a3b8;
}
.admin-chart-card {
  background: #fff;
  border: 1px solid #e5eaf0;
  border-radius: 12px;
  padding: 1rem 1.1rem 1.15rem;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .04);
}
.admin-chart-card h3 {
  margin: 0 0 .85rem;
  font-size: .98rem;
  font-weight: 700;
  color: #0f172a;
}
.admin-chart-wrap { position: relative; height: 260px; }
.admin-chart-wrap.is-sm { height: 240px; }
.admin-chart-empty {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  font-size: .92rem;
}
@media (max-width: 1200px) {
  .admin-kpi-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .admin-kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .admin-kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* 口袋证件照推广页 */
.app-hero {
  position: relative;
  padding: 3.5rem 0 2.5rem;
  overflow: hidden;
}
.app-hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(700px 360px at 85% 10%, rgba(0,180,216,.18), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.55), transparent 70%);
  pointer-events: none;
}
.app-hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 2rem;
  align-items: center;
}
.app-kicker {
  display: inline-block;
  margin: 0 0 .75rem;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--accent-2);
}
.app-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: .75rem;
  max-width: 14ch;
}
.app-lead {
  font-size: 1.05rem;
  max-width: 36rem;
  margin-bottom: 1.25rem;
}
.app-meta {
  margin: .9rem 0 0;
  font-size: .88rem;
  color: #7a8a9a;
}
.app-hero-visual { display: flex; justify-content: center; }
.app-phone {
  width: min(100%, 260px);
  border-radius: 28px;
  padding: 12px;
  background: linear-gradient(160deg, #0b1a2e, #12324a);
  box-shadow: 0 24px 50px rgba(11, 26, 46, .28);
}
.app-phone-notch {
  width: 88px; height: 8px; border-radius: 999px;
  background: rgba(255,255,255,.18); margin: 4px auto 10px;
}
.app-phone-screen {
  background: linear-gradient(180deg, #f7fbff, #e8f3fa);
  border-radius: 20px;
  padding: 1rem .9rem 1.1rem;
  min-height: 420px;
}
.app-phone-brand {
  font-weight: 800; font-size: .95rem; color: #0f172a; margin-bottom: .85rem; text-align: center;
}
.app-photo-frame {
  aspect-ratio: 5 / 7;
  max-width: 150px;
  margin: 0 auto 1rem;
  border-radius: 8px;
  background: #fff;
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 8px 20px rgba(15,23,42,.08);
  display: grid; place-items: end center;
  overflow: hidden;
}
.app-photo-face {
  width: 72%; height: 62%;
  border-radius: 80px 80px 12px 12px;
  background: linear-gradient(180deg, #c7e8f5, #7eb8d4 55%, #4f8fad);
  margin-bottom: 8%;
}
.app-size-chips {
  display: flex; justify-content: center; gap: .4rem; margin-bottom: .9rem;
}
.app-size-chips span {
  font-size: .75rem; font-weight: 700;
  padding: .25rem .55rem; border-radius: 999px;
  background: rgba(0,119,182,.1); color: #0369a1;
}
.app-phone-cta {
  text-align: center;
  font-size: .82rem; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 999px; padding: .55rem .8rem;
}
.app-feature-card {
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(15,23,42,.08);
  border-radius: 14px;
  padding: 1.15rem 1.2rem;
  box-shadow: var(--shadow);
}
.app-feature-card h3 { margin-bottom: .35rem; font-size: 1.05rem; }
.app-feature-card p { margin: 0; }
.app-promo-band {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  background: linear-gradient(120deg, rgba(0,180,216,.12), rgba(0,119,182,.08));
  border: 1px solid rgba(0,180,216,.22);
  border-radius: 16px;
  padding: 1.1rem 1.25rem;
}
.app-promo-band h3 { margin: 0 0 .25rem; font-size: 1.1rem; }
.app-promo-band p { margin: 0; }

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { min-height: 280px; margin-top: .5rem; }
  .hero h1 { max-width: none; }
  .grid-3, .grid-4, .footer-grid, .admin-wrap { grid-template-columns: 1fr 1fr; }
  .admin-wrap { grid-template-columns: 1fr; }
  .wechat-hero { grid-template-columns: 1fr; }
  .app-hero-inner { grid-template-columns: 1fr; }
  .app-hero h1 { max-width: none; }
  .app-hero-visual { order: -1; }
  .app-phone { width: min(100%, 220px); }
  .app-phone-screen { min-height: 340px; }
}
@media (max-width: 640px) {
  .nav-toggle { display: inline-flex; }
  .nav { display: none; width: 100%; flex-direction: column; padding-bottom: 1rem; }
  .nav.is-open { display: flex; }
  .header-inner { flex-wrap: wrap; }
  .grid-2, .grid-3, .grid-4, .footer-grid { grid-template-columns: 1fr; }
  .partner-nav { width: 34px; height: 34px; font-size: 1.25rem; }
  .hero { padding: 3.2rem 0 2.6rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}