/* VanityFilter product site — palette and surfaces mirror the app (app/ui/theme.py). */

:root {
  --bg: #0e0e15;
  --bg-deep: #0a0a10;
  --surface: #16161f;
  --surface-2: #1e1e2b;
  --border: #2a2a3c;
  --text: #e9e9f2;
  --dim: #8f8fa8;
  --faint: #6b6b82;
  --blue: #4d7cfe;
  --violet: #7c5cff;
  --pink: #d84fd0;
  --grad: linear-gradient(90deg, var(--blue), var(--violet) 55%, var(--pink));
  --font-display: "Sora", "Segoe UI", sans-serif;
  --font-body: "Instrument Sans", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", Consolas, monospace;
  --container: 1120px;
  --radius: 14px;
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-delay: 0s !important; transition-duration: 0.01ms !important; }
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--violet); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; border-radius: 4px; }
::selection { background: rgba(124, 92, 255, 0.45); color: #fff; }
section[id], main[id] { scroll-margin-top: 80px; }

/* Scrollbar, matching the app */
* { scrollbar-width: thin; scrollbar-color: var(--border) var(--bg); }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--violet); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 14, 21, 0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.brand .grad-text { font-weight: 700; }
.nav-links { display: flex; gap: 24px; margin-left: auto; align-items: center; }
.nav-links a { color: var(--dim); font-size: 0.92rem; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

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

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-body); font-weight: 600; font-size: 0.98rem;
  padding: 12px 26px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); cursor: pointer;
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}
.btn:hover { border-color: var(--violet); text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--grad); border: none; color: #fff; box-shadow: 0 4px 24px rgba(124, 92, 255, 0.35); }
.btn-primary:hover { box-shadow: 0 6px 32px rgba(124, 92, 255, 0.5); }
.btn-small { padding: 8px 18px; font-size: 0.88rem; }

/* ---------- shared section furniture ---------- */
.section { padding: 96px 0; }
.section + .section { border-top: 1px solid rgba(42, 42, 60, 0.55); }

.eyebrow {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--violet); display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--grad); border-radius: 1px; }

.section h2 {
  font-family: var(--font-display); font-weight: 600; letter-spacing: -0.02em;
  font-size: clamp(1.7rem, 3.4vw, 2.4rem); line-height: 1.15; margin: 14px 0 10px;
}
.section .lede { color: var(--dim); max-width: 620px; }

/* ---------- reveals ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.3, 1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* ---------- hero ---------- */
.hero { padding: 84px 0 96px; overflow: hidden; position: relative; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto;  height: 130%;
  background:
    radial-gradient(38% 45% at 18% 22%, rgba(77, 124, 254, 0.13), transparent 70%),
    radial-gradient(34% 42% at 82% 30%, rgba(216, 79, 208, 0.10), transparent 70%),
    radial-gradient(40% 50% at 55% 80%, rgba(124, 92, 255, 0.08), transparent 72%);
  pointer-events: none;
}
.hero .container { position: relative; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: 56px; align-items: center; }
.hero h1 {
  font-family: var(--font-display); font-weight: 700; letter-spacing: -0.03em;
  font-size: clamp(2.5rem, 5.4vw, 3.9rem); line-height: 1.06; margin: 18px 0 20px;
}
.hero .sub { color: var(--dim); font-size: 1.12rem; max-width: 34em; }
.hero-ctas { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.hero-meta {
  margin-top: 30px; font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.12em; color: var(--faint); text-transform: uppercase;
}
.hero-meta span + span::before { content: "·"; margin: 0 10px; color: var(--border); }

/* ---------- the signature: app window recreation ---------- */
.appwin {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(124, 92, 255, 0.06);
  overflow: hidden; position: relative;
}
.appwin::before { content: ""; display: block; height: 2px; background: var(--grad); }
.appwin-title {
  display: flex; align-items: center; gap: 8px; padding: 10px 14px;
  font-size: 0.8rem; color: var(--dim); border-bottom: 1px solid var(--border);
}
.appwin-title img { width: 16px; height: 16px; border-radius: 4px; }
.appwin-title .win-btns { margin-left: auto; display: flex; gap: 14px; color: var(--faint); font-size: 0.7rem; }

.appwin-preview {
  position: relative; background: var(--bg-deep); height: 250px;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.appwin-preview .face { width: 42%; position: relative; }
.appwin-preview .face img { filter: drop-shadow(0 12px 32px rgba(124, 92, 255, 0.25)); border-radius: 18%; }
.appwin-preview .face .mask-tint {
  position: absolute; inset: 0; border-radius: 18%;
  background: radial-gradient(ellipse 52% 62% at 52% 50%, rgba(124, 92, 255, 0.55), transparent 72%);
  opacity: 0; animation: maskIn 1.2s ease 1.4s forwards;
}
@keyframes maskIn { to { opacity: 1; } }

.scanline {
  position: absolute; left: 8%; right: 8%; height: 2px;
  background: var(--grad); box-shadow: 0 0 18px rgba(124, 92, 255, 0.8);
  top: 12%; opacity: 0; animation: scan 1.35s ease-in-out 0.25s 1;
}
@keyframes scan {
  0% { top: 12%; opacity: 0; }
  12% { opacity: 1; }
  88% { opacity: 1; }
  100% { top: 86%; opacity: 0; }
}

.face-chip {
  position: absolute; top: 12px; left: 12px;
  font-family: var(--font-mono); font-size: 0.68rem; color: var(--text);
  background: rgba(22, 22, 31, 0.9); border: 1px solid var(--border);
  padding: 5px 10px; border-radius: 999px;
  opacity: 0; transform: scale(0.85); animation: chipIn 0.35s ease 1.15s forwards;
}
.face-chip b { color: var(--violet); }
@keyframes chipIn { to { opacity: 1; transform: scale(1); } }

.view-chips { position: absolute; bottom: 12px; left: 12px; display: flex; gap: 6px; }
.view-chips span {
  font-size: 0.68rem; font-family: var(--font-mono); color: var(--faint);
  border: 1px solid var(--border); background: rgba(22, 22, 31, 0.9);
  padding: 4px 10px; border-radius: 999px;
}
.view-chips .active { color: #fff; background: var(--grad); border-color: transparent; }

.appwin-controls { padding: 16px 18px 18px; display: grid; gap: 12px; }
.ctl { display: grid; grid-template-columns: 120px 1fr 44px; align-items: center; gap: 12px; }
.ctl label { font-size: 0.78rem; color: var(--dim); }
.ctl .val { font-family: var(--font-mono); font-size: 0.7rem; color: var(--faint); text-align: right; }
.track { height: 4px; background: var(--border); border-radius: 2px; position: relative; }
.track .fill {
  position: absolute; inset: 0 auto 0 0; width: var(--w); border-radius: 2px; background: var(--grad);
  animation: fillIn 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) 0.5s backwards;
}
.track .fill::after {
  content: ""; position: absolute; right: -7px; top: 50%; transform: translateY(-50%);
  width: 13px; height: 13px; border-radius: 50%; background: var(--text); border: 2px solid var(--violet);
}
@keyframes fillIn { from { width: 0; } }

.appwin-foot { display: flex; align-items: center; gap: 12px; padding: 0 18px 18px; }
.appwin-foot .start {
  font-size: 0.82rem; font-weight: 600; color: #fff; background: var(--grad);
  border-radius: 8px; padding: 7px 22px;
}
.appwin-foot .bar { flex: 1; height: 6px; background: var(--surface-2); border-radius: 3px; overflow: hidden; }
.appwin-foot .bar i { display: block; height: 100%; width: 38%; background: var(--grad); border-radius: 3px; }
.appwin-foot .pct { font-family: var(--font-mono); font-size: 0.68rem; color: var(--faint); }

/* ---------- protected strip ---------- */
.protected { text-align: center; }
.protected .chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 30px; }
.protected .chips span {
  border: 1px solid var(--border); background: var(--surface); color: var(--dim);
  border-radius: 999px; padding: 8px 18px; font-size: 0.92rem;
}
.protected .chips span::before { content: "✓ "; color: var(--violet); font-weight: 700; }

/* ---------- features ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 44px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 24px; position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; top: 0; left: 24px; width: 34px; height: 2px; background: var(--grad);
}
.card h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.06rem; margin-bottom: 8px; letter-spacing: -0.01em; }
.new-tag {
  display: inline-block; vertical-align: middle; margin-left: 8px;
  font-family: var(--font-mono); font-size: 0.6rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; color: #fff;
  background: var(--grad); border-radius: 999px; padding: 3px 8px;
}
.card p { color: var(--dim); font-size: 0.95rem; line-height: 1.6; }
.card { transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s; }
.card:hover {
  border-color: rgba(124, 92, 255, 0.55); transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(124, 92, 255, 0.12);
}
.card:hover::before { width: 100%; left: 0; transition: width 0.35s ease, left 0.35s ease; }

/* ---------- before/after compare ---------- */
.compare-wrap { max-width: 860px; margin: 44px auto 0; }
.compare {
  --pos: 50%;
  position: relative; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); cursor: ew-resize; touch-action: none;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
  user-select: none; -webkit-user-select: none;
}
.compare img { width: 100%; height: auto; pointer-events: none; }
.compare .after {
  position: absolute; inset: 0;
  clip-path: inset(0 0 0 var(--pos));
}
.compare .divider {
  position: absolute; top: 0; bottom: 0; left: var(--pos); width: 2px;
  background: var(--grad); transform: translateX(-1px);
  box-shadow: 0 0 16px rgba(124, 92, 255, 0.7);
}
.compare-handle {
  position: absolute; top: 50%; left: var(--pos);
  transform: translate(-50%, -50%);
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(14, 14, 21, 0.85); border: 1px solid var(--violet);
  display: flex; align-items: center; justify-content: center;
  color: var(--text); font-size: 0.8rem; letter-spacing: 0.08em;
  backdrop-filter: blur(4px); cursor: ew-resize;
}
.compare-handle::before { content: "◂ ▸"; opacity: 0.9; }
@keyframes handlePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(124, 92, 255, 0.55); }
  50% { box-shadow: 0 0 0 12px rgba(124, 92, 255, 0); }
}
.compare-handle { animation: handlePulse 2.2s ease-out 3; }
.compare .tag {
  position: absolute; top: 14px; font-family: var(--font-mono); font-size: 0.68rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--text);
  background: rgba(14, 14, 21, 0.82); border: 1px solid var(--border);
  padding: 5px 12px; border-radius: 999px; pointer-events: none;
}
.compare .tag-before { left: 14px; }
.compare .tag-after { right: 14px; color: #fff; background: var(--grad); border: none; }
.compare-caption {
  margin-top: 18px; text-align: center; color: var(--faint);
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em;
}
.compare-note { text-align: center; color: var(--dim); margin-top: 10px; font-size: 0.95rem; }

.preset-pills { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.preset-pills button {
  font-family: var(--font-body); font-weight: 600; font-size: 0.88rem;
  color: var(--dim); background: var(--surface); border: 1px solid var(--border);
  border-radius: 999px; padding: 8px 20px; cursor: pointer;
  transition: color 0.15s, border-color 0.15s, transform 0.15s;
}
.preset-pills button:hover { color: var(--text); border-color: var(--violet); transform: translateY(-1px); }
.preset-pills button.active { color: #fff; background: var(--grad); border-color: transparent; }

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

/* ---------- how it works ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 44px; counter-reset: step; }
.step { position: relative; padding-top: 14px; }
.step::before {
  counter-increment: step; content: "0" counter(step);
  font-family: var(--font-mono); font-size: 0.78rem; color: transparent;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  letter-spacing: 0.1em;
}
.step h3 { font-family: var(--font-display); font-size: 1.02rem; font-weight: 600; margin: 8px 0 6px; }
.step p { color: var(--dim); font-size: 0.93rem; }

/* ---------- specs ---------- */
.specs-panel {
  margin-top: 44px; background: var(--bg-deep); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 34px 38px; font-family: var(--font-mono);
}
.specs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 48px; }
.spec { display: flex; justify-content: space-between; gap: 18px; border-bottom: 1px dashed rgba(42, 42, 60, 0.7); padding-bottom: 12px; }
.spec dt { font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--faint); }
.spec dd { font-size: 0.82rem; color: var(--text); text-align: right; }

/* ---------- pricing ---------- */
.deal-badge {
  display: inline-block; font-family: var(--font-mono); font-size: 0.68rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: #fff;
  background: var(--grad); border-radius: 999px; padding: 5px 14px;
}
.deal-line { margin-top: 18px; color: var(--dim); font-size: 0.92rem; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.price-row { display: flex; align-items: baseline; justify-content: center; gap: 14px; margin-top: 18px; }
.price-old { color: var(--faint); font-size: 1.3rem; text-decoration: line-through; text-decoration-color: var(--pink); text-decoration-thickness: 2px; }
.price { font-family: var(--font-display); font-weight: 700; font-size: 3.2rem; letter-spacing: -0.02em; line-height: 1; }
.price sup { font-size: 1.4rem; font-weight: 600; margin-left: 2px; }
.price-terms { color: var(--faint); font-size: 0.88rem; margin-top: 6px; }
.buy-card .deal-badge { margin-bottom: 16px; }
.buy-card {
  margin: 44px auto 0; max-width: 480px; text-align: center;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 42px 38px; position: relative; overflow: hidden;
}
.buy-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--grad); }
.buy-card h3 { font-family: var(--font-display); font-size: 1.4rem; font-weight: 600; }
.buy-card ul { list-style: none; margin: 22px 0 28px; color: var(--dim); display: grid; gap: 10px; font-size: 0.97rem; }
.buy-card li::before { content: "✓  "; color: var(--violet); font-weight: 700; }
.buy-card .note { margin-top: 16px; font-size: 0.85rem; color: var(--faint); }

/* ---------- faq ---------- */
.faq { max-width: 760px; margin: 40px auto 0; }
.faq details { border-bottom: 1px solid var(--border); }
.faq summary {
  cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;
  padding: 20px 4px; font-family: var(--font-display); font-weight: 600; font-size: 1.02rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--violet); font-size: 1.3rem; font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--dim); padding: 0 4px 22px; max-width: 60ch; }

/* ---------- contact form ---------- */
.contact-form { margin-top: 36px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 22px; }
.form-grid label { display: grid; gap: 7px; }
.form-grid .form-full { grid-column: 1 / -1; }
.form-grid span { font-size: 0.86rem; color: var(--dim); font-weight: 500; }
.form-grid span em { color: var(--faint); font-style: normal; }
.form-grid input, .form-grid select, .form-grid textarea {
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); font-family: var(--font-body); font-size: 0.98rem;
  padding: 11px 14px; width: 100%;
}
.form-grid textarea { resize: vertical; min-height: 140px; }
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus {
  outline: none; border-color: var(--violet);
  box-shadow: 0 0 0 3px rgba(124, 92, 255, 0.18);
}
.form-grid select { appearance: none; -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--dim) 50%),
    linear-gradient(135deg, var(--dim) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
  background-size: 6px 6px; background-repeat: no-repeat;
}
.form-small { margin-top: 14px; color: var(--faint); font-size: 0.85rem; }
.hp-field { position: absolute; left: -9999px; top: -9999px; }
.form-banner {
  border-radius: 10px; padding: 18px 22px; margin: 26px 0; font-size: 0.98rem;
  border: 1px solid var(--border); background: var(--surface); color: var(--dim);
}
.form-banner a { margin-left: 8px; }
.form-banner-ok { border-color: rgba(124, 92, 255, 0.6); }
.form-banner-ok strong { color: var(--text); }
.form-banner-err { border-color: var(--pink); color: var(--text); }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 48px 0 40px; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 24px 48px; align-items: flex-start; }
.footer .brand { opacity: 0.9; }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-left: auto; }
.footer-links a { color: var(--dim); font-size: 0.9rem; }
.footer-links a:hover { color: var(--text); }
.footer .legal { width: 100%; color: var(--faint); font-size: 0.82rem; margin-top: 10px; }
.footer .legal a { color: var(--faint); text-decoration: underline; }

/* ---------- legal pages ---------- */
.doc { max-width: 780px; margin: 0 auto; padding: 72px 24px 96px; }
.doc h1 { font-family: var(--font-display); font-weight: 700; letter-spacing: -0.02em; font-size: 2rem; margin: 10px 0 6px; }
.doc .doc-meta { color: var(--faint); font-family: var(--font-mono); font-size: 0.78rem; margin-bottom: 40px; }
.doc h2 { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; margin: 38px 0 12px; }
.doc p, .doc li { color: var(--dim); margin-bottom: 14px; }
.doc ul { padding-left: 22px; margin-bottom: 14px; }
.doc table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 0.93rem; }
.doc th, .doc td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--dim); vertical-align: top; }
.doc th { color: var(--text); font-family: var(--font-display); font-weight: 600; }
.doc code { font-family: var(--font-mono); font-size: 0.85em; background: var(--surface); border: 1px solid var(--border); border-radius: 5px; padding: 1px 6px; }
.doc .backlink { font-family: var(--font-mono); font-size: 0.78rem; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 28px 18px; }
  .specs-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .section { padding: 68px 0; }
  .nav-links a:not(.btn) { display: none; }
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 68px; }
  .specs-panel { padding: 26px 20px; }
  .spec { flex-direction: column; gap: 4px; }
  .spec dd { text-align: left; }
}