/* ============================================================
   VStudio — vstudiodigital.com
   Design: dark glassmorphism, neon purple + electric blue
   Reference: Website/Assets/References (Grok-udkast)
   ============================================================ */

:root {
  --bg: #05060a;
  --bg-soft: #0a0d14;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.09);
  --text: #eef2f8;
  --muted: #8fa3b3;
  --purple: #a855f7;
  --purple-deep: #7c3aed;
  --blue: #3d8bff;
  --teal: #54e0c8;
  --grad: linear-gradient(90deg, #a855f7 0%, #3d8bff 100%);
  --grad-soft: linear-gradient(90deg, rgba(168, 85, 247, 0.16), rgba(61, 139, 255, 0.16));
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Sora', sans-serif;
  --radius: 18px;
  --maxw: 1140px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---------- noise texture overlay (asset) ---------- */
.noise {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.14;
  background: url('Assets/grok-ac16aa88-3feb-4b0a-b288-907b53ae5336-opt.jpg') center/cover;
  mix-blend-mode: overlay;
}

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.4px;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  border: none;
  cursor: pointer;
}
.btn-primary {
  background: var(--grad);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 8px 30px rgba(124, 58, 237, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(124, 58, 237, 0.5); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--purple); color: var(--purple); transform: translateY(-2px); }
.btn-small { padding: 9px 18px; font-size: 13px; font-weight: 700; }
.btn-dark { background: #0b0e14; color: #fff; border: 1px solid rgba(255,255,255,0.2); }
.btn-dark:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
.btn-disabled { background: rgba(255,255,255,0.06); color: var(--muted); cursor: default; }

/* ---------- nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(5, 6, 10, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 96px; }
.brand { display: flex; align-items: center; text-decoration: none; }
.brand-stacked { display: flex; flex-direction: column; align-items: center; gap: 3px; line-height: 1; }
.brand-icon {
  height: 56px;
  width: auto;
  display: block;
  filter: drop-shadow(0 0 16px rgba(168, 85, 247, 0.5)) drop-shadow(0 2px 8px rgba(0, 0, 0, 0.55));
}
.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 23px;
  letter-spacing: -0.5px;
  line-height: 1;
  color: #fff;
  text-shadow: 0 0 18px rgba(168, 85, 247, 0.35);
}
.brand-v {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  transition: color 0.15s ease;
}
.nav-links a:hover,
.nav-links a.is-current { color: var(--text); }
/* Buttons in the nav must keep their own white text (specificity fix) */
.nav-links .btn-primary { color: #fff; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: 0.2s; }

/* ---------- hero ---------- */
.hero { position: relative; padding: 150px 0 80px; overflow: hidden; }
.hero-glow {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(600px 400px at 75% 20%, rgba(168, 85, 247, 0.22), transparent 65%),
    radial-gradient(700px 500px at 15% 80%, rgba(61, 139, 255, 0.16), transparent 65%);
}
.hero-inner { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 60px; align-items: center; }
.badge {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--grad-soft);
  border: 1px solid rgba(168, 85, 247, 0.35);
  color: #d9b8ff;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-bottom: 26px;
  line-height: 1.5;
  max-width: 480px;
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.02;
  letter-spacing: -1.5px;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub { font-size: 17px; color: var(--muted); max-width: 480px; margin-bottom: 32px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-points { list-style: none; display: flex; flex-direction: column; gap: 10px; color: var(--muted); font-size: 14.5px; }
.trust-line { margin-top: 18px; font-size: 13px; color: var(--muted); opacity: 0.75; font-style: italic; }
.hero-render-wrap { position: relative; margin: -3% -5% -2%; }
.hero-render-wrap::before {
  content: "";
  position: absolute;
  inset: -10%;
  z-index: -1;
  background: radial-gradient(60% 55% at 50% 45%, rgba(168, 85, 247, 0.30), rgba(61, 139, 255, 0.13) 55%, transparent 80%);
  filter: blur(28px);
  animation: glowPulse 5s ease-in-out infinite;
}
.hero-render {
  width: 100%;
  display: block;
  transform: scale(1.12);
  border-radius: 26px;
  -webkit-mask-image: radial-gradient(ellipse 78% 78% at 50% 50%, black 50%, transparent 94%);
  mask-image: radial-gradient(ellipse 78% 78% at 50% 50%, black 50%, transparent 94%);
}
@keyframes glowPulse {
  0%, 100% { opacity: 0.7; }
  50%      { opacity: 1; }
}

/* ---------- feature bar ---------- */
.featurebar { padding: 26px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg-soft); }
.featurebar-inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.feature { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 14.5px; font-weight: 400; }
.feature-ic { font-size: 17px; }

/* ---------- why it matters ---------- */
.why { padding: 70px 0 10px; }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-item {
  padding: 28px 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.why-item:hover { transform: translateY(-4px); border-color: rgba(168, 85, 247, 0.4); }
.why-title { font-family: var(--font-display); font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.why-text { color: var(--muted); font-size: 14px; }

/* ---------- sections ---------- */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 14px;
}
.section-sub { color: var(--muted); max-width: 560px; margin-bottom: 44px; }

/* ---------- products grid ---------- */
.products { padding: 100px 0 40px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
  display: flex;
  flex-direction: column;
}
.card:hover { transform: translateY(-6px); border-color: rgba(168, 85, 247, 0.45); box-shadow: 0 24px 70px rgba(0,0,0,0.5), 0 0 50px rgba(168,85,247,0.10); }
.card-featured { border-color: rgba(168, 85, 247, 0.35); }
.card-muted { opacity: 0.82; }
.card-media { position: relative; }
.card-img { width: 100%; display: block; aspect-ratio: 16/10; object-fit: cover; }
.card-media-custom { background: linear-gradient(160deg, #0d1119, #131c28); padding: 18px; }
.mini-panel { width: 100%; display: block; }
.card-media-icon { display: flex; align-items: center; justify-content: center; padding: 46px 0; background: radial-gradient(300px 200px at 50% 40%, rgba(168,85,247,0.16), transparent 70%); }
.card-icon { width: 90px; height: auto; opacity: 0.9; }
.card-tag {
  position: absolute;
  top: 12px; left: 12px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(5, 6, 10, 0.75);
  border: 1px solid rgba(255,255,255,0.14);
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: #d9b8ff;
  backdrop-filter: blur(6px);
}
.card-tag-live { color: #fff; border-color: rgba(84, 224, 200, 0.5); background: rgba(5, 6, 10, 0.8); }
.card-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.card-title { font-family: var(--font-display); font-size: 21px; font-weight: 700; margin-bottom: 10px; }
.card-desc { color: var(--muted); font-size: 13.8px; margin-bottom: 16px; flex: 1; }
.card-chips { list-style: none; display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 18px; }
.card-chips li {
  padding: 4px 11px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: 11.5px;
  color: #c9d6e4;
}
.demo-row { margin: 0 0 16px; }
.btn-demo {
  width: 100%;
  padding: 9px 14px;
  border-radius: 10px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 12.5px;
  letter-spacing: 0.4px;
  cursor: not-allowed;
}
.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card-price { font-family: var(--font-display); font-weight: 600; font-size: 14px; color: var(--teal); }
.soon-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--teal);
  border: 1px solid rgba(84, 224, 200, 0.4);
  padding: 3px 10px;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 6px;
}

/* ---------- about ---------- */
.about { padding: 90px 0; }
.about-inner { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 60px; align-items: center; }
.about-copy p { color: var(--muted); margin-bottom: 20px; font-size: 15.5px; }
.about-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.about-list li { padding-left: 22px; position: relative; color: var(--muted); font-size: 14.5px; }
.about-list li::before { content: "▸"; position: absolute; left: 0; color: var(--purple); }
.about-list strong { color: var(--text); font-weight: 500; }
.about-visual { display: flex; justify-content: center; }
.about-logo { width: 240px; max-width: 100%; }

/* ---------- CTA banner ---------- */
.cta { padding: 20px 0 100px; }
.cta-inner {
  text-align: center;
  padding: 70px 40px;
  border-radius: 24px;
  background: linear-gradient(120deg, rgba(124, 58, 237, 0.85), rgba(61, 139, 255, 0.85));
  box-shadow: 0 30px 90px rgba(124, 58, 237, 0.35);
  position: relative;
  overflow: hidden;
}
.cta-inner::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(400px 200px at 80% 0%, rgba(255,255,255,0.18), transparent 60%);
  pointer-events: none;
}
.cta-title { font-family: var(--font-display); font-size: clamp(26px, 3.6vw, 40px); font-weight: 700; margin-bottom: 12px; position: relative; }
.cta-sub { color: rgba(255,255,255,0.85); margin-bottom: 28px; font-size: 15px; position: relative; }
.cta-form { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; position: relative; }
.cta-form input {
  padding: 13px 18px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(5, 6, 10, 0.35);
  color: #fff;
  font-family: var(--font-body);
  font-size: 14.5px;
  width: 300px;
  outline: none;
  transition: border-color 0.15s ease;
}
.cta-form input:focus { border-color: #fff; }
.cta-form input::placeholder { color: rgba(255,255,255,0.55); }
.cta-note { margin-top: 14px; font-size: 13.5px; color: #fff; position: relative; min-height: 20px; }
.cta-social { margin-top: 16px; font-size: 13.5px; color: rgba(255,255,255,0.85); position: relative; }
.cta-social a { color: #fff; font-weight: 600; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,0.4); }
.cta-social a:hover { border-color: #fff; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--border); background: var(--bg-soft); padding: 50px 0 24px; }
.footer-inner { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; margin-bottom: 34px; }
.footer-logo { height: 46px; margin-bottom: 10px; }
.footer-brand p { color: var(--muted); font-size: 13.5px; }
.footer-contact p { font-family: var(--font-display); font-weight: 600; font-size: 13px; letter-spacing: 1.4px; text-transform: uppercase; color: var(--text); margin-bottom: 8px; }
.footer-contact a { color: var(--teal); text-decoration: none; font-size: 14.5px; }
.footer-contact a:hover { text-decoration: underline; }
.footer-social { margin-top: 8px; }
.footer-social a { color: var(--muted); font-size: 13px; }
.footer-social a:hover { color: var(--teal); text-decoration: none; }
.footer-bottom { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; border-top: 1px solid var(--border); padding-top: 20px; color: var(--muted); font-size: 12.5px; }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding-top: 120px; }
  .hero-visual { order: -1; }
  .grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; }
  .nav-links {
    position: fixed;
    top: 96px; right: 0; left: 0;
    flex-direction: column;
    background: rgba(5, 6, 10, 0.96);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    gap: 18px;
    transform: translateY(-120%);
    transition: transform 0.25s ease;
    backdrop-filter: blur(14px);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-toggle { display: block; }
}

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

/* ===== Legal pages (privacy / terms) ===== */
.legal { max-width: 760px; margin: 0 auto; padding: 90px 24px 60px; }
.legal h1 { font-family: var(--font-display); font-size: 34px; line-height: 1.15; margin-bottom: 8px; }
.legal .legal-updated { color: var(--muted); font-size: 13px; margin-bottom: 36px; }
.legal h2 { font-family: var(--font-display); font-size: 18px; margin: 34px 0 10px; color: var(--teal); }
.legal p, .legal li { color: var(--muted); font-size: 15px; line-height: 1.7; }
.legal ul { padding-left: 20px; margin: 10px 0 20px; }
.legal a { color: var(--teal); text-decoration: none; }
.legal a:hover { text-decoration: underline; }
.legal .legal-back { display: inline-block; margin-bottom: 30px; color: var(--teal); font-size: 14px; text-decoration: none; }
.legal .legal-back:hover { text-decoration: underline; }
.footer-legal a { color: var(--muted); text-decoration: none; font-size: 13.5px; }
.footer-legal a:hover { color: var(--teal); }

/* ---------- sticky product bar ---------- */
.sticky-buy {
  position: sticky;
  top: 96px;
  z-index: 90;
  background: rgba(5, 6, 10, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transform: translateY(-120%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.sticky-buy.show { transform: translateY(0); opacity: 1; pointer-events: auto; }
.sticky-buy-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  min-height: 56px;
}
.sticky-buy-name { font-family: var(--font-display); font-weight: 700; font-size: 15px; }
.sticky-buy-meta { color: var(--muted); font-size: 13px; margin-left: 10px; }
.sticky-buy-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* ---------- audio player ---------- */
.hear { padding: 20px 0 10px; }
.player {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 28px 28px 24px;
  backdrop-filter: blur(10px);
}
.player-head { margin-bottom: 18px; }
.player-head h2 { font-family: var(--font-display); font-size: 22px; font-weight: 700; letter-spacing: -0.4px; }
.player-sub { color: var(--muted); font-size: 14px; margin-top: 4px; }
.player-clips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.player-clips button {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 12.5px;
  cursor: pointer;
}
.player-clips button[aria-selected="true"] {
  color: #fff;
  border-color: rgba(168, 85, 247, 0.55);
  background: var(--grad-soft);
}
.player-stage {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 16px;
  border-radius: 14px;
  background: rgba(0,0,0,0.28);
  border: 1px solid var(--border);
}
.player-play {
  width: 48px; height: 48px; border-radius: 50%;
  border: none;
  background: var(--grad);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(124, 58, 237, 0.35);
}
.player-play:disabled { opacity: 0.4; cursor: not-allowed; box-shadow: none; }
.player-wave {
  height: 48px;
  border-radius: 8px;
  background:
    repeating-linear-gradient(90deg,
      rgba(168,85,247,0.15) 0 3px,
      rgba(61,139,255,0.22) 3px 6px,
      transparent 6px 10px);
  opacity: 0.7;
}
.player[data-ready="true"] .player-wave { opacity: 1; animation: waveIdle 1.6s ease-in-out infinite; }
@keyframes waveIdle {
  0%, 100% { filter: brightness(0.9); }
  50% { filter: brightness(1.25); }
}
.player-ab { display: flex; background: rgba(255,255,255,0.04); border-radius: 10px; border: 1px solid var(--border); overflow: hidden; }
.player-ab button {
  padding: 9px 16px;
  border: none;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}
.player-ab button[aria-pressed="true"] { background: var(--grad); color: #fff; }
.player-meta { margin-top: 12px; color: var(--muted); font-size: 13px; font-family: var(--font-display); }
.player-empty { margin-top: 10px; color: var(--teal); font-size: 13.5px; }

/* ---------- flagship block ---------- */
.flagship { padding: 70px 0 20px; }
.flagship-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
  background: var(--surface);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: 24px;
  padding: 28px;
}
.flagship-img { width: 100%; border-radius: 16px; display: block; }
.flagship-kicker {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 8px;
}
.flagship h2 { font-family: var(--font-display); font-size: clamp(28px, 3vw, 38px); font-weight: 700; letter-spacing: -0.8px; margin-bottom: 12px; }
.flagship p { color: var(--muted); margin-bottom: 16px; }
.flagship-cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 18px 0 8px; }
.flagship-price { font-family: var(--font-display); color: var(--teal); font-weight: 600; }

/* ---------- roadmap ---------- */
.roadmap { padding: 30px 0 50px; }
.roadmap-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.card-link { text-decoration: none; color: inherit; }

/* ---------- product page ---------- */
.product-hero { padding: 150px 0 40px; }
.product-hero-inner { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 50px; align-items: center; }
.product-kicker { color: var(--teal); font-family: var(--font-display); font-size: 12px; letter-spacing: 1.6px; text-transform: uppercase; margin-bottom: 10px; }
.product-hero h1 { font-family: var(--font-display); font-size: clamp(40px, 5vw, 64px); letter-spacing: -1.5px; line-height: 1; margin-bottom: 16px; }
.product-lead { color: var(--muted); font-size: 17px; max-width: 520px; margin-bottom: 22px; }
.product-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.vat-note { color: var(--muted); font-size: 13px; }
.product-trust { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.chip {
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  font-family: var(--font-display);
  font-size: 12px;
  color: #c9d6e4;
}

.knobs { padding: 50px 0; }
.knob-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.knob-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
}
.knob-card h3 { font-family: var(--font-display); font-size: 16px; margin-bottom: 6px; }
.knob-card p { color: var(--muted); font-size: 13.5px; }

.usecases { padding: 20px 0 60px; }
.use-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.use-card {
  padding: 22px;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
}
.use-card h3 { font-family: var(--font-display); font-size: 16px; margin-bottom: 8px; }
.use-card p { color: var(--muted); font-size: 13.5px; }

.compare { padding: 10px 0 60px; overflow-x: auto; }
.compare table { width: 100%; border-collapse: collapse; font-size: 14px; }
.compare th, .compare td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.compare th { font-family: var(--font-display); color: var(--text); font-weight: 600; }
.compare td { color: var(--muted); }
.compare tr td:nth-child(2) { color: var(--text); }
.compare .col-us { color: var(--teal) !important; font-weight: 500; }

.specs { padding: 10px 0 50px; }
.spec-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 28px; }
.spec-row { display: grid; grid-template-columns: 160px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.spec-row dt { font-family: var(--font-display); font-size: 13.5px; color: var(--text); }
.spec-row dd { color: var(--muted); font-size: 14px; }

.faq { padding: 10px 0 70px; }
.faq details {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 10px;
  background: var(--surface);
}
.faq summary { cursor: pointer; font-family: var(--font-display); font-weight: 600; }
.faq details p { color: var(--muted); margin-top: 8px; font-size: 14.5px; }

.page-main { padding: 140px 0 80px; }
.prose { max-width: 720px; }
.prose h1 { font-family: var(--font-display); font-size: clamp(32px, 4vw, 44px); letter-spacing: -1px; margin-bottom: 12px; }
.prose p, .prose li { color: var(--muted); font-size: 15.5px; margin-bottom: 14px; }
.prose a { color: var(--teal); }

.footer-cols { display: flex; gap: 40px; flex-wrap: wrap; }
.footer-col p { font-family: var(--font-display); font-weight: 600; font-size: 13px; letter-spacing: 1.4px; text-transform: uppercase; margin-bottom: 10px; }
.footer-col a { display: block; color: var(--muted); text-decoration: none; font-size: 14px; margin-bottom: 6px; }
.footer-col a:hover { color: var(--teal); }

@media (max-width: 960px) {
  .flagship-inner, .product-hero-inner { grid-template-columns: 1fr; }
  .knob-grid, .use-grid, .roadmap-grid, .spec-grid { grid-template-columns: 1fr; }
  .player-stage { grid-template-columns: auto 1fr; }
  .player-ab { grid-column: 1 / -1; justify-content: stretch; }
  .player-ab button { flex: 1; }
  .sticky-buy-meta { display: none; }
  .spec-row { grid-template-columns: 1fr; gap: 4px; }
}