/* Reliable visibility utility. Author display rules can override the HTML hidden state. */
[hidden], .is-hidden { display: none !important; }

:root {
  --bg: #071312;
  --bg-soft: #0b1a18;
  --panel: rgba(15, 38, 35, 0.72);
  --panel-strong: #102824;
  --text: #f4fbfa;
  --muted: #a8c2be;
  --teal: #20d3b0;
  --teal-2: #67f1d6;
  --line: rgba(132, 220, 204, 0.16);
  --warning: #f1c66a;
  --max: 1200px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --radius: 24px;
  --radius-sm: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 0%, rgba(32, 211, 176, .11), transparent 34%),
    radial-gradient(circle at 85% 15%, rgba(103, 241, 214, .06), transparent 28%),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  z-index: -1;
}

a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
img { max-width: 100%; display: block; }

.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.site-header .container { width: min(calc(100% - 40px), 1360px); }
.section { padding: 110px 0; }
.section-sm { padding: 72px 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--teal-2);
  background: rgba(32, 211, 176, .06);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 18px rgba(32, 211, 176, .95);
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 24px;
  max-width: 950px;
  font-size: clamp(3rem, 7vw, 6.6rem);
  line-height: .94;
  letter-spacing: -.065em;
}
h2 {
  margin-bottom: 18px;
  font-size: clamp(2.2rem, 4.8vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -.05em;
}
h3 { margin-bottom: 10px; font-size: 1.12rem; letter-spacing: -.02em; }
p { color: var(--muted); }

.text-gradient {
  color: transparent;
  background: linear-gradient(92deg, var(--teal-2), var(--teal), #d5fff7);
  -webkit-background-clip: text;
  background-clip: text;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(20px);
  background: rgba(7, 19, 18, .72);
  border-bottom: 1px solid rgba(255,255,255,.055);
}

.navbar {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 900; letter-spacing: -.035em; }
.brand-mark {
  width: 39px;
  height: 39px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: #05221d;
  background: linear-gradient(145deg, var(--teal-2), var(--teal));
  box-shadow: 0 12px 30px rgba(32, 211, 176, .22);
  font-weight: 950;
}

.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  padding: 10px 13px;
  white-space: nowrap;
  border-radius: 10px;
  color: #bed2cf;
  font-size: .92rem;
  font-weight: 700;
  transition: .2s ease;
  cursor: pointer;
}
.nav-links a:hover, .nav-links a.active { color: white; background: rgba(255,255,255,.055); }

.nav-actions { display: flex; align-items: center; gap: 10px; }
.btn {
  display: inline-flex;
  white-space: nowrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 19px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-weight: 850;
  cursor: pointer;
  transition: transform .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: #05231e;
  background: linear-gradient(135deg, var(--teal-2), var(--teal));
  box-shadow: 0 14px 36px rgba(32, 211, 176, .18);
}
.btn-primary:hover { box-shadow: 0 18px 46px rgba(32, 211, 176, .27); }
.btn-ghost { color: white; border-color: var(--line); background: rgba(255,255,255,.035); }
.btn-ghost:hover { background: rgba(255,255,255,.07); border-color: rgba(103, 241, 214, .30); }

.menu-btn { display: none; width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.04); color: white; cursor: pointer; }
.mobile-panel { display: none; }

.hero { padding: 96px 0 74px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 64px; }
.hero-copy p { max-width: 700px; margin-bottom: 34px; font-size: clamp(1.05rem, 1.6vw, 1.25rem); }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 18px 28px; margin-top: 34px; color: #c9dcda; font-size: .9rem; font-weight: 700; }
.hero-proof span { display: inline-flex; align-items: center; gap: 9px; }
.hero-proof span::before { content: "✓"; color: var(--teal-2); }

.product-stage { position: relative; min-height: 610px; display: grid; place-items: center; }
.glow {
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: rgba(32, 211, 176, .14);
  filter: blur(70px);
}
.app-shell {
  position: relative;
  width: 100%;
  padding: 14px;
  border: 1px solid rgba(103, 241, 214, .22);
  border-radius: 30px;
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.025));
  box-shadow: var(--shadow);
  transform: perspective(1200px) rotateY(-7deg) rotateX(3deg);
}
.app-window { overflow: hidden; border: 1px solid rgba(255,255,255,.07); border-radius: 20px; background: #091715; }
.window-bar { height: 46px; padding: 0 16px; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid rgba(255,255,255,.06); }
.window-bar i { width: 8px; height: 8px; border-radius: 50%; background: #33534e; }
.window-body { display: grid; grid-template-columns: 115px 1fr; min-height: 440px; }
.mock-sidebar { padding: 18px 12px; border-right: 1px solid rgba(255,255,255,.06); background: #07110f; }
.mock-brand { width: 35px; height: 35px; border-radius: 11px; background: linear-gradient(135deg, var(--teal-2), var(--teal)); margin-bottom: 24px; }
.mock-link { height: 30px; border-radius: 8px; background: rgba(255,255,255,.04); margin-bottom: 8px; }
.mock-link.active { background: rgba(32, 211, 176, .17); border: 1px solid rgba(32, 211, 176, .23); }
.mock-main { padding: 20px; }
.mock-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.mock-title { width: 145px; height: 18px; border-radius: 7px; background: #d9f5f0; opacity: .88; }
.mock-action { width: 86px; height: 32px; border-radius: 9px; background: linear-gradient(135deg, var(--teal-2), var(--teal)); }
.mock-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mock-card { padding: 13px; min-height: 84px; border-radius: 13px; border: 1px solid rgba(255,255,255,.06); background: rgba(255,255,255,.035); }
.mock-card b { display: block; width: 45%; height: 8px; border-radius: 99px; background: rgba(168, 194, 190, .35); margin-bottom: 17px; }
.mock-card strong { display: block; width: 70%; height: 18px; border-radius: 6px; background: rgba(244, 251, 250, .82); }
.mock-chart { height: 155px; margin-top: 12px; border-radius: 14px; border: 1px solid rgba(255,255,255,.06); background: linear-gradient(180deg, rgba(32,211,176,.10), rgba(255,255,255,.02)); position: relative; overflow: hidden; }
.mock-chart::after { content: ""; position: absolute; inset: 26px 16px 18px; background: linear-gradient(135deg, transparent 0 8%, rgba(103,241,214,.75) 9% 10%, transparent 11% 23%, rgba(103,241,214,.75) 24% 25%, transparent 26% 42%, rgba(103,241,214,.75) 43% 44%, transparent 45% 61%, rgba(103,241,214,.75) 62% 63%, transparent 64% 78%, rgba(103,241,214,.75) 79% 80%, transparent 81%); transform: skewY(-8deg); }
.mock-table { margin-top: 12px; border-radius: 14px; border: 1px solid rgba(255,255,255,.06); overflow: hidden; }
.mock-row { height: 31px; border-bottom: 1px solid rgba(255,255,255,.05); background: rgba(255,255,255,.018); }
.mock-row:first-child { background: rgba(255,255,255,.045); }
.mock-row:last-child { border-bottom: 0; }

.logo-strip { padding: 26px 0; border-top: 1px solid rgba(255,255,255,.055); border-bottom: 1px solid rgba(255,255,255,.055); }
.logo-strip-inner { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 28px; }
.logo-strip strong { color: #d6e8e5; font-size: .88rem; }
.business-types { display: flex; flex-wrap: wrap; gap: 10px; }
.business-types span { padding: 8px 12px; border-radius: 999px; color: #a9c1bd; background: rgba(255,255,255,.035); border: 1px solid rgba(255,255,255,.06); font-size: .84rem; font-weight: 700; }

.section-heading { max-width: 760px; margin-bottom: 48px; }
.section-heading.center { margin-inline: auto; text-align: center; }
.section-heading p { font-size: 1.08rem; }

.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card, .product-card, .price-card, .info-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.02));
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,.14);
}
.feature-card { padding: 28px; min-height: 230px; transition: .25s ease; }
.feature-card:hover { transform: translateY(-5px); border-color: rgba(103,241,214,.28); background: linear-gradient(180deg, rgba(32,211,176,.08), rgba(255,255,255,.025)); }
.icon-box { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px; color: var(--teal-2); background: rgba(32,211,176,.10); border: 1px solid rgba(32,211,176,.17); font-size: 1.2rem; margin-bottom: 25px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.product-card { padding: 18px; }
.product-ui { padding: 26px; min-height: 440px; border-radius: 18px; background: #081613; border: 1px solid rgba(255,255,255,.055); }
.product-ui-top { display: flex; justify-content: space-between; gap: 18px; margin-bottom: 24px; }
.product-ui-search { flex: 1; height: 44px; border-radius: 12px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.07); }
.product-ui-button { width: 110px; height: 44px; border-radius: 12px; background: linear-gradient(135deg, var(--teal-2), var(--teal)); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.product-tile { padding: 14px; min-height: 135px; border-radius: 14px; border: 1px solid rgba(255,255,255,.055); background: rgba(255,255,255,.025); }
.product-thumb { height: 58px; border-radius: 10px; background: linear-gradient(145deg, rgba(32,211,176,.15), rgba(255,255,255,.03)); margin-bottom: 13px; }
.product-line { height: 7px; border-radius: 99px; background: rgba(255,255,255,.10); margin-top: 8px; }
.product-line.short { width: 55%; background: rgba(103,241,214,.55); }

.check-list { display: grid; gap: 15px; margin: 28px 0 34px; }
.check-list div { display: flex; gap: 12px; color: #c6d8d5; font-weight: 700; }
.check-list div::before { content: "✓"; width: 24px; height: 24px; flex: 0 0 24px; display: grid; place-items: center; border-radius: 50%; color: #06251f; background: var(--teal); font-size: .76rem; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stat { padding: 30px; border-left: 1px solid var(--line); }
.stat strong { display: block; color: white; font-size: clamp(2rem, 4vw, 3.8rem); letter-spacing: -.05em; line-height: 1; }
.stat span { display: block; margin-top: 10px; color: var(--muted); }

.cta {
  padding: 56px;
  border: 1px solid rgba(103,241,214,.22);
  border-radius: 34px;
  background:
    radial-gradient(circle at 85% 10%, rgba(103,241,214,.13), transparent 28%),
    linear-gradient(135deg, rgba(32,211,176,.11), rgba(255,255,255,.025));
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
}
.cta h2 { max-width: 700px; margin-bottom: 10px; font-size: clamp(2.2rem, 4.5vw, 4rem); }
.cta p { margin-bottom: 0; max-width: 650px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; flex: 0 0 auto; }

footer { padding: 58px 0 34px; border-top: 1px solid rgba(255,255,255,.055); }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 36px; }
.footer-brand p { max-width: 420px; margin-top: 18px; }
.footer-col strong { display: block; margin-bottom: 17px; font-size: .9rem; }
.footer-col a { display: block; margin: 10px 0; color: #9cb4b0; font-size: .9rem; }
.footer-col a:hover { color: white; }
.footer-bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.055); display: flex; justify-content: space-between; gap: 20px; color: #78908c; font-size: .85rem; }

.page-hero { padding: 88px 0 66px; }
.page-hero p { max-width: 760px; font-size: 1.14rem; }
.page-hero h1 { font-size: clamp(3rem, 6vw, 5.8rem); }
.cards-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-card { padding: 30px; }
.info-card .label { color: var(--teal-2); font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }

.price-card { padding: 34px; }
.price-card.featured { border-color: rgba(103,241,214,.35); background: linear-gradient(180deg, rgba(32,211,176,.10), rgba(255,255,255,.025)); }
.price { margin: 22px 0 10px; font-size: 3rem; font-weight: 900; letter-spacing: -.055em; }
.price small { color: var(--muted); font-size: .95rem; letter-spacing: 0; font-weight: 700; }
.price-features { display: grid; gap: 11px; margin: 26px 0 30px; }
.price-features span { color: #c4d8d4; }
.price-features span::before { content: "✓"; color: var(--teal-2); margin-right: 10px; }

.download-box { padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.03); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.version-pill { display: inline-block; padding: 6px 10px; border-radius: 999px; background: rgba(32,211,176,.11); color: var(--teal-2); font-size: .82rem; font-weight: 800; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
.input { width: 100%; min-height: 54px; padding: 14px 16px; color: white; border: 1px solid var(--line); border-radius: 13px; outline: 0; background: rgba(255,255,255,.035); }
textarea.input { min-height: 150px; resize: vertical; }
.input:focus { border-color: rgba(103,241,214,.42); box-shadow: 0 0 0 4px rgba(32,211,176,.07); }

.legal { max-width: 860px; }
.legal h2 { margin-top: 48px; font-size: 1.75rem; }
.legal p, .legal li { color: var(--muted); }

@media (max-width: 1180px) {
  .nav-links { display: none; }
  .menu-btn { display: inline-grid; place-items: center; }
  .nav-actions .btn-ghost { display: none; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .product-stage { min-height: auto; margin-top: 20px; }
  .app-shell { transform: none; max-width: 760px; margin-inline: auto; }
  .features-grid, .cards-3 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
  .footer-col:last-child { grid-column: 2 / 4; }
  .mobile-panel {
    display: none;
    position: absolute;
    top: 76px;
    left: 20px;
    right: 20px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(7,19,18,.97);
    box-shadow: var(--shadow);
  }
  .mobile-panel.open { display: grid; }
  .mobile-panel a { padding: 13px 14px; border-radius: 10px; color: #bfd3d0; font-weight: 700; cursor: pointer; }
  .mobile-panel a:hover { background: rgba(255,255,255,.05); color: white; }
}

@media (max-width: 720px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .section { padding: 78px 0; }
  .hero { padding-top: 68px; }
  h1 { font-size: clamp(2.75rem, 14vw, 4.65rem); }
  .features-grid, .cards-2, .cards-3, .footer-grid, .form-grid { grid-template-columns: 1fr; }
  .footer-col:last-child { grid-column: auto; }
  .logo-strip-inner { grid-template-columns: 1fr; gap: 15px; }
  .cta { padding: 34px 26px; flex-direction: column; align-items: flex-start; }
  .cta-actions { width: 100%; }
  .cta-actions .btn { width: 100%; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat { padding: 24px 16px; }
  .window-body { grid-template-columns: 78px 1fr; }
  .mock-main { padding: 13px; }
  .mock-kpis { grid-template-columns: 1fr 1fr; }
  .mock-kpis .mock-card:last-child { display: none; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .download-box { align-items: flex-start; flex-direction: column; }
  .footer-bottom { flex-direction: column; }
}

@media (max-width: 470px) {
  .nav-actions .btn-primary { display: none; }
  .hero-actions .btn { width: 100%; }
  .stats { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
}


/* === WondersTech real-product showcase === */
.brand-mark {
  overflow: hidden;
  padding: 0;
  background: #0a1420;
  border: 1px solid rgba(103, 241, 214, .22);
  box-shadow: 0 12px 30px rgba(32, 211, 176, .16);
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; }

.real-product-stage { min-height: 590px; }
.real-app-shell {
  position: relative;
  width: min(100%, 690px);
  border: 1px solid rgba(103, 241, 214, .27);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(19, 47, 43, .94), rgba(7, 19, 18, .96));
  box-shadow: 0 34px 100px rgba(0, 0, 0, .44), 0 0 0 1px rgba(255,255,255,.025) inset;
  overflow: hidden;
  transform: perspective(1500px) rotateY(-5deg) rotateX(2deg);
  transition: transform .35s ease, border-color .35s ease;
}
.real-app-shell:hover { transform: perspective(1500px) rotateY(-2deg) rotateX(1deg) translateY(-4px); border-color: rgba(103, 241, 214, .42); }
.real-app-topbar { min-height: 58px; padding: 13px 16px; display: flex; align-items: center; justify-content: space-between; gap: 16px; border-bottom: 1px solid rgba(255,255,255,.065); }
.real-app-identity { display: inline-flex; align-items: center; gap: 10px; font-weight: 850; letter-spacing: -.02em; }
.real-app-identity img { width: 30px; height: 30px; border-radius: 9px; }
.live-product-pill { padding: 6px 10px; border-radius: 999px; color: var(--teal-2); border: 1px solid rgba(103,241,214,.18); background: rgba(32,211,176,.08); font-size: .72rem; font-weight: 850; text-transform: uppercase; letter-spacing: .08em; }
.real-app-screen { position: relative; aspect-ratio: 1600 / 975; background: #06131b; overflow: hidden; }
.real-app-screen::after, .product-proof-screen::after, .pos-gallery-screen::after, .product-card-real::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(135deg, rgba(255,255,255,.055), transparent 26%, transparent 74%, rgba(103,241,214,.055)); }
.real-app-screen img, .product-proof-screen img, .pos-gallery-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.showcase-view-tabs { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.real-app-shell > .showcase-view-tabs { padding: 14px 16px 16px; border-top: 1px solid rgba(255,255,255,.05); }
.showcase-view-tabs button, .showcase-theme-switch button {
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 11px;
  color: #b8cfcb;
  background: rgba(255,255,255,.035);
  font: inherit;
  font-size: .84rem;
  font-weight: 800;
  cursor: pointer;
  transition: .2s ease;
}
.showcase-view-tabs button:hover, .showcase-theme-switch button:hover { color: white; border-color: rgba(103,241,214,.32); transform: translateY(-1px); }
.showcase-view-tabs button.active, .showcase-theme-switch button.active { color: #05231e; background: linear-gradient(135deg, var(--teal-2), var(--teal)); border-color: transparent; box-shadow: 0 12px 28px rgba(32,211,176,.16); }
.product-stage-note { position: absolute; right: -8px; bottom: 72px; display: grid; gap: 1px; padding: 13px 16px; border: 1px solid rgba(103,241,214,.20); border-radius: 14px; background: rgba(7,19,18,.88); backdrop-filter: blur(16px); box-shadow: 0 18px 48px rgba(0,0,0,.32); }
.product-stage-note strong { color: white; font-size: .86rem; }
.product-stage-note span { color: var(--muted); font-size: .75rem; }

.product-proof-section { position: relative; }
.product-proof-section::before { content: ""; position: absolute; inset: 12% 0 auto 0; height: 55%; z-index: -1; background: radial-gradient(circle at center, rgba(32,211,176,.075), transparent 62%); }
.product-proof-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 48px; }
.product-proof-heading .section-heading { margin-bottom: 0; }
.showcase-theme-switch { display: inline-flex; align-items: center; gap: 6px; padding: 6px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.025); }
.product-proof-layout { display: grid; grid-template-columns: 290px minmax(0, 1fr); gap: 22px; align-items: stretch; }
.product-proof-nav { display: grid; gap: 10px; align-content: start; }
.product-proof-nav button { position: relative; min-height: 142px; padding: 22px; text-align: left; color: var(--text); border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.018)); cursor: pointer; transition: .24s ease; }
.product-proof-nav button:hover { transform: translateX(4px); border-color: rgba(103,241,214,.28); }
.product-proof-nav button.active { border-color: rgba(103,241,214,.38); background: linear-gradient(135deg, rgba(32,211,176,.12), rgba(255,255,255,.025)); box-shadow: 0 18px 54px rgba(0,0,0,.20); }
.product-proof-nav span { display: block; margin-bottom: 14px; color: var(--teal-2); font-size: .75rem; font-weight: 900; letter-spacing: .12em; }
.product-proof-nav strong { display: block; margin-bottom: 7px; font-size: 1.08rem; }
.product-proof-nav small { display: block; color: var(--muted); font-size: .78rem; line-height: 1.55; }
.product-proof-screen-wrap { min-width: 0; padding: 12px; border: 1px solid rgba(103,241,214,.21); border-radius: 26px; background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.018)); box-shadow: var(--shadow); }
.product-proof-screen { position: relative; aspect-ratio: 1600 / 975; overflow: hidden; border-radius: 17px; border: 1px solid rgba(255,255,255,.07); background: #06131b; }
.product-proof-caption { min-height: 50px; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 12px 7px 0; color: #78908c; font-size: .82rem; }
.product-proof-caption span:first-child { color: #e9f7f4; font-weight: 800; }

.product-card-real { position: relative; overflow: hidden; padding: 10px; box-shadow: var(--shadow); }
.product-card-real img { width: 100%; border-radius: 16px; }
.real-pos-intro { align-items: center; }

.pos-page-hero { padding-bottom: 52px; }
.pos-hero-grid { display: grid; grid-template-columns: 1fr .86fr; gap: 58px; align-items: center; }
.pos-hero-grid h1 { max-width: 780px; }
.pos-hero-shot { position: relative; padding: 10px; border: 1px solid rgba(103,241,214,.24); border-radius: 24px; background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.018)); box-shadow: var(--shadow); transform: rotate(1.5deg); }
.pos-hero-shot img { border-radius: 16px; }
.pos-hero-shot span { position: absolute; left: 22px; bottom: 22px; padding: 7px 10px; border: 1px solid rgba(103,241,214,.18); border-radius: 999px; background: rgba(7,19,18,.84); backdrop-filter: blur(12px); color: #c7dcd8; font-size: .72rem; font-weight: 800; }
.pos-gallery { padding: 12px; border: 1px solid rgba(103,241,214,.22); border-radius: 28px; background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.018)); box-shadow: var(--shadow); }
.pos-gallery-toolbar { padding: 4px 4px 14px; display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.pos-gallery-screen { position: relative; aspect-ratio: 1600 / 975; overflow: hidden; border: 1px solid rgba(255,255,255,.07); border-radius: 18px; background: #06131b; }

[data-showcase-image] { opacity: 1; transform: scale(1); transition: opacity .2s ease, transform .32s ease; }
[data-showcase].is-switching [data-showcase-image] { opacity: .24; transform: scale(.995); }

@media (prefers-reduced-motion: reduce) {
  [data-showcase-image], .real-app-shell, .product-proof-nav button, .showcase-view-tabs button, .showcase-theme-switch button { transition: none !important; }
}

@media (max-width: 1180px) {
  .real-product-stage { min-height: auto; }
  .real-app-shell { transform: none; margin-inline: auto; }
  .product-stage-note { right: 8px; bottom: 54px; }
  .product-proof-layout { grid-template-columns: 1fr; }
  .product-proof-nav { grid-template-columns: repeat(3, 1fr); }
  .product-proof-nav button { min-height: 155px; }
  .product-proof-nav button:hover { transform: translateY(-3px); }
  .pos-hero-grid { grid-template-columns: 1fr; }
  .pos-hero-shot { max-width: 900px; margin-inline: auto; transform: none; }
}

@media (max-width: 760px) {
  .product-stage-note { display: none; }
  .real-app-topbar { min-height: 50px; }
  .live-product-pill { display: none; }
  .real-app-shell > .showcase-view-tabs { display: grid; grid-template-columns: repeat(3, 1fr); }
  .showcase-view-tabs button { padding-inline: 10px; }
  .product-proof-heading { align-items: flex-start; flex-direction: column; }
  .showcase-theme-switch { width: 100%; }
  .showcase-theme-switch button { flex: 1; }
  .product-proof-nav { grid-template-columns: 1fr; }
  .product-proof-nav button { min-height: auto; }
  .product-proof-caption { align-items: flex-start; flex-direction: column; gap: 2px; }
  .pos-gallery-toolbar { align-items: stretch; flex-direction: column; }
  .pos-gallery-toolbar .showcase-view-tabs { display: grid; grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 520px) {
  .real-app-shell, .product-proof-screen-wrap, .pos-gallery { border-radius: 20px; padding: 7px; }
  .real-app-topbar { padding-inline: 11px; }
  .real-app-identity span { font-size: .82rem; }
  .real-app-shell > .showcase-view-tabs { padding: 9px 10px 11px; }
  .showcase-view-tabs button, .showcase-theme-switch button { min-height: 38px; font-size: .76rem; }
}

/* Official release channel */
.release-card {
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: clamp(24px, 4vw, 48px);
  background:
    radial-gradient(circle at 92% 10%, rgba(48, 219, 190, .13), transparent 30%),
    linear-gradient(145deg, rgba(15, 42, 39, .95), rgba(7, 24, 22, .98));
  box-shadow: 0 24px 70px rgba(0, 0, 0, .24);
}

.release-card-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.release-card h2 {
  margin: 18px 0 8px;
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.release-summary {
  max-width: 720px;
  margin: 0;
}

.release-action {
  display: flex;
  flex: 0 0 auto;
}

.release-state {
  margin-top: 26px;
  padding: 14px 16px;
  border: 1px solid rgba(120, 221, 205, .18);
  border-radius: 14px;
  background: rgba(7, 25, 23, .58);
  color: var(--muted);
  font-weight: 700;
}

.release-state[data-state="ready"] {
  border-color: rgba(58, 227, 194, .36);
  color: var(--teal-2);
}

.release-state[data-state="error"] {
  border-color: rgba(255, 119, 128, .36);
  color: #ffafb5;
}

.release-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 0;
}

.release-meta > div {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(7, 25, 23, .48);
}

.release-meta dt {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.release-meta dd {
  margin: 0;
  color: var(--text);
  font-weight: 800;
}

.release-notes,
.release-hash {
  margin-top: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(7, 25, 23, .42);
}

.release-notes ul {
  margin: 12px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.release-notes li + li {
  margin-top: 8px;
}

.release-hash {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.4fr);
  align-items: center;
  gap: 22px;
}

.release-hash p {
  margin: 8px 0 0;
}

.release-hash code {
  display: block;
  max-width: 100%;
  padding: 14px;
  overflow-wrap: anywhere;
  border: 1px solid rgba(58, 227, 194, .16);
  border-radius: 12px;
  background: rgba(1, 13, 12, .7);
  color: var(--teal-2);
  font-size: .78rem;
  line-height: 1.65;
}

.download-security-card {
  margin-top: 18px;
}

@media (max-width: 860px) {
  .release-card-main {
    flex-direction: column;
    align-items: stretch;
  }

  .release-hash {
    grid-template-columns: 1fr;
  }

  .release-action .btn {
    width: 100%;
    justify-content: center;
  }

  .release-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .release-meta {
    grid-template-columns: 1fr;
  }
}