/* Vortex AI — cyberpunk landing styles (matches the app's gradient palette) */

:root {
  --cyan: #00e5ff;
  --blue: #2962ff;
  --violet: #7a00ff;
  --fuchsia: #b100ff;
  --gold: #ffd700;
  --bg: #07070f;
  --bg-2: #0c0c1a;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-border: rgba(255, 255, 255, 0.14);
  --text: #eef0ff;
  --text-dim: rgba(238, 240, 255, 0.66);
  --text-faint: rgba(238, 240, 255, 0.45);
  --grad: linear-gradient(90deg, var(--cyan), var(--blue), var(--violet), var(--fuchsia));
  --grad-ultra: linear-gradient(90deg, var(--gold), #cb6ce6, #9b30ff);
  --radius: 18px;
  --maxw: 1120px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Ambient background glow ─────────────────────────────── */
.bg-glow {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(600px 400px at 15% 0%, rgba(0, 229, 255, 0.13), transparent 70%),
    radial-gradient(700px 500px at 85% 20%, rgba(177, 0, 255, 0.12), transparent 70%),
    radial-gradient(700px 600px at 50% 100%, rgba(41, 98, 255, 0.10), transparent 70%),
    var(--bg);
}
.bg-grid {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0.5;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 80%);
}

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ── Text helpers ─────────────────────────────────────────── */
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.grad-text-ultra {
  background: var(--grad-ultra);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

section { padding: 84px 0; }
.section-kicker {
  display: inline-block; font-size: 12.5px; font-weight: 800; letter-spacing: 2.5px;
  text-transform: uppercase; color: var(--cyan); margin-bottom: 10px;
}
.section-title { font-size: clamp(28px, 4.5vw, 42px); font-weight: 900; letter-spacing: -0.5px; }
.section-sub { color: var(--text-dim); max-width: 620px; margin-top: 12px; }
.section-head { margin-bottom: 44px; }
.section-head.center { text-align: center; }
.section-head.center .section-sub { margin-left: auto; margin-right: auto; }

/* ── Navbar ───────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  background: rgba(7, 7, 15, 0.72);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 22px;
  height: 68px; display: flex; align-items: center; gap: 28px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 900; font-size: 19px; color: var(--text); }
.brand-mark {
  width: 34px; height: 34px; border-radius: 9px; flex: none;
  background: linear-gradient(135deg, var(--violet), var(--cyan));
  display: grid; place-items: center; font-size: 16px; font-weight: 900; color: #fff;
  box-shadow: 0 0 18px rgba(122, 0, 255, 0.55);
}
.nav-links { display: flex; gap: 26px; margin-left: auto; align-items: center; }
.nav-links a { color: var(--text-dim); text-decoration: none; font-size: 14.5px; font-weight: 600; transition: color 0.18s; }
.nav-links a:hover { color: var(--text); }
.nav-cta {
  background: var(--grad); color: #fff !important; font-weight: 800 !important;
  padding: 9px 18px; border-radius: 22px;
  box-shadow: 0 4px 16px rgba(177, 0, 255, 0.35);
}
.nav-toggle {
  display: none; margin-left: auto; background: none; border: 1px solid var(--panel-border);
  color: var(--text); border-radius: 10px; width: 42px; height: 42px; font-size: 20px; cursor: pointer;
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero { padding: 170px 0 96px; text-align: center; position: relative; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--panel-border); background: var(--panel);
  border-radius: 30px; padding: 7px 16px; font-size: 13px; font-weight: 700; color: var(--text-dim);
  margin-bottom: 26px;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.hero h1 { font-size: clamp(38px, 7vw, 68px); font-weight: 900; letter-spacing: -1.5px; line-height: 1.08; }
.hero p.lead { color: var(--text-dim); font-size: clamp(16px, 2.2vw, 19px); max-width: 640px; margin: 22px auto 0; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 36px; }

.btn {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  font-weight: 800; font-size: 15.5px; border-radius: 30px; padding: 14px 28px; transition: transform 0.15s, box-shadow 0.15s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 8px 26px rgba(177, 0, 255, 0.4); }
.btn-primary:hover { box-shadow: 0 12px 32px rgba(177, 0, 255, 0.55); }
.btn-ghost { border: 1px solid var(--panel-border); background: var(--panel); color: var(--text); }

.hero-stats { display: flex; gap: 44px; justify-content: center; flex-wrap: wrap; margin-top: 56px; }
.hero-stat { text-align: center; }
.hero-stat .num { font-size: 26px; font-weight: 900; }
.hero-stat .lbl { font-size: 13px; color: var(--text-faint); font-weight: 600; }

/* ── Glass cards ──────────────────────────────────────────── */
.glass {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.feature { padding: 26px; transition: transform 0.18s, border-color 0.18s; }
.feature:hover { transform: translateY(-4px); border-color: rgba(0, 229, 255, 0.4); }
.feature .icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  font-size: 22px; margin-bottom: 16px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.18), rgba(177, 0, 255, 0.18));
  border: 1px solid rgba(0, 229, 255, 0.3);
}
.feature h3 { font-size: 17px; font-weight: 800; margin-bottom: 8px; }
.feature p { font-size: 14px; color: var(--text-dim); }

/* ── Models ───────────────────────────────────────────────── */
.model-card { padding: 24px; position: relative; overflow: hidden; }
.model-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--grad);
}
.model-card.ultra::before { background: var(--grad-ultra); }
.model-name { font-weight: 900; font-size: 17px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.model-desc { font-size: 13.5px; color: var(--text-dim); margin-top: 8px; }
.tier-badge {
  font-size: 10.5px; font-weight: 900; letter-spacing: 1px; color: #fff;
  border-radius: 20px; padding: 3px 10px;
}
.tier-badge.free { background: rgba(255,255,255,0.16); }
.tier-badge.pro { background: linear-gradient(90deg, var(--cyan), var(--fuchsia)); }
.tier-badge.ultra { background: linear-gradient(90deg, var(--gold), #9b30ff); }

/* ── Pricing ──────────────────────────────────────────────── */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.plan { padding: 30px 26px; display: flex; flex-direction: column; position: relative; }
.plan.highlight { border-color: rgba(177, 0, 255, 0.55); box-shadow: 0 0 44px rgba(177, 0, 255, 0.18); }
.plan.ultra { border-color: rgba(255, 215, 0, 0.4); box-shadow: 0 0 44px rgba(255, 215, 0, 0.10); }
.plan-flag {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  font-size: 11px; font-weight: 900; letter-spacing: 1px; color: #fff;
  background: var(--grad); border-radius: 20px; padding: 5px 14px; white-space: nowrap;
}
.plan.ultra .plan-flag { background: var(--grad-ultra); color: #1a1400; }
.plan-name { font-size: 20px; font-weight: 900; }
.plan-price { margin: 14px 0 2px; font-size: 38px; font-weight: 900; letter-spacing: -1px; }
.plan-price span { font-size: 15px; font-weight: 600; color: var(--text-faint); letter-spacing: 0; }
.plan-alt { font-size: 13px; color: var(--text-faint); margin-bottom: 20px; }
.plan ul { list-style: none; margin: 6px 0 26px; flex: 1; }
.plan ul li { font-size: 14px; padding: 7px 0; color: var(--text-dim); display: flex; gap: 10px; align-items: flex-start; }
.plan ul li::before { content: "✦"; color: var(--cyan); font-size: 12px; margin-top: 2px; }
.plan.ultra ul li::before { color: var(--gold); }
.plan .btn { justify-content: center; }

/* comparison table */
.compare-wrap { overflow-x: auto; margin-top: 54px; border-radius: var(--radius); }
table.compare { width: 100%; min-width: 640px; border-collapse: collapse; }
.compare th, .compare td { padding: 13px 18px; text-align: center; font-size: 14px; border-bottom: 1px solid rgba(255,255,255,0.07); }
.compare th { font-weight: 800; font-size: 14.5px; }
.compare td:first-child, .compare th:first-child { text-align: left; color: var(--text-dim); font-weight: 600; }
.compare thead th { background: rgba(255,255,255,0.05); }
.compare .yes { color: var(--cyan); font-weight: 800; }
.compare .no { color: var(--text-faint); }

/* ── Screenshots ──────────────────────────────────────────── */
.shots { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.shot {
  aspect-ratio: 9 / 19; border-radius: 22px; overflow: hidden; position: relative;
  border: 1px solid var(--panel-border);
  background:
    radial-gradient(120% 80% at 50% 0%, rgba(0, 229, 255, 0.14), transparent 60%),
    radial-gradient(120% 80% at 50% 100%, rgba(177, 0, 255, 0.16), transparent 60%),
    var(--bg-2);
  display: grid; place-items: center; text-align: center; padding: 18px;
}
.shot .ph-icon { font-size: 34px; margin-bottom: 10px; }
.shot .ph-label { font-size: 12.5px; font-weight: 700; color: var(--text-faint); }
.shot small { display: block; color: var(--text-faint); font-size: 10.5px; margin-top: 6px; font-weight: 400; }

/* ── FAQ ──────────────────────────────────────────────────── */
.faq-list { max-width: 760px; margin: 0 auto; display: grid; gap: 12px; }
.faq-item { border-radius: 14px; overflow: hidden; }
.faq-q {
  width: 100%; background: none; border: none; color: var(--text); cursor: pointer;
  padding: 18px 20px; font-size: 15.5px; font-weight: 700; text-align: left;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  font-family: inherit;
}
.faq-q .chev { transition: transform 0.2s; color: var(--cyan); flex: none; }
.faq-item.open .chev { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.25s ease; }
.faq-a p { padding: 0 20px 18px; color: var(--text-dim); font-size: 14.5px; }

/* ── Download band ────────────────────────────────────────── */
.dl-band { text-align: center; padding: 64px 26px; position: relative; overflow: hidden; }
.dl-band::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 120% at 50% 0%, rgba(122, 0, 255, 0.25), transparent 70%),
    radial-gradient(50% 100% at 20% 100%, rgba(0, 229, 255, 0.18), transparent 70%);
}
.gplay-btn {
  display: inline-flex; align-items: center; gap: 14px; text-decoration: none;
  background: #000; border: 1px solid rgba(255,255,255,0.25); border-radius: 14px;
  padding: 12px 24px; color: #fff; transition: transform 0.15s, border-color 0.15s;
}
.gplay-btn:hover { transform: translateY(-2px); border-color: var(--cyan); }
.gplay-btn .tri {
  width: 0; height: 0; border-top: 13px solid transparent; border-bottom: 13px solid transparent;
  border-left: 22px solid; border-left-color: var(--cyan);
}
.gplay-btn .txt { text-align: left; line-height: 1.25; }
.gplay-btn .txt small { display: block; font-size: 11px; color: rgba(255,255,255,0.7); letter-spacing: 0.5px; }
.gplay-btn .txt strong { font-size: 18px; font-weight: 800; }
.coming-note { margin-top: 14px; font-size: 12.5px; color: var(--text-faint); }

/* ── Footer ───────────────────────────────────────────────── */
footer { border-top: 1px solid rgba(255,255,255,0.08); padding: 52px 0 36px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 34px; }
.footer-grid h4 { font-size: 13px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase; color: var(--text-faint); margin-bottom: 14px; }
.footer-grid a { display: block; color: var(--text-dim); text-decoration: none; font-size: 14px; padding: 4px 0; }
.footer-grid a:hover { color: var(--cyan); }
.footer-brand p { color: var(--text-faint); font-size: 13.5px; margin-top: 12px; max-width: 300px; }
.footer-bottom {
  margin-top: 40px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,0.07);
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  color: var(--text-faint); font-size: 13px;
}

/* ── Legal / content pages ────────────────────────────────── */
.page { padding: 150px 0 80px; }
.page-body { max-width: 800px; }
.page-body h1 { font-size: clamp(30px, 5vw, 42px); font-weight: 900; margin-bottom: 8px; }
.page-body .updated { color: var(--text-faint); font-size: 13.5px; margin-bottom: 36px; }
.page-body h2 { font-size: 21px; font-weight: 800; margin: 34px 0 12px; }
.page-body p, .page-body li { color: var(--text-dim); font-size: 15px; }
.page-body ul { margin: 10px 0 10px 22px; }
.page-body a { color: var(--cyan); }
.contact-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 36px; }
.contact-cards .feature h3 { margin-bottom: 4px; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 960px) {
  .grid-4, .shots { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-links {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; gap: 0; background: rgba(7, 7, 15, 0.97);
    border-bottom: 1px solid rgba(255,255,255,0.1); padding: 10px 22px 20px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; width: 100%; }
  .nav-cta { text-align: center; margin-top: 8px; }
  .nav-toggle { display: block; }
  section { padding: 60px 0; }
  .hero { padding: 130px 0 70px; }
  .contact-cards { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .shots { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 26px; }
}