/* Venory welcome page: hero, features, steps, looks, FAQ and the sign-in dialog. */

body.welcome { overflow-x: hidden; }

/* scroll reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ------------------------------------------------------------------ nav */

.nav { position: sticky; top: 0; z-index: 30; padding: 14px 20px; padding-top: max(14px, env(safe-area-inset-top)); transition: padding var(--med) var(--ease); }
.nav-inner {
  max-width: 1180px; margin: 0 auto; display: flex; align-items: center; gap: 18px;
  padding: 8px 8px 8px 16px; border-radius: 18px; border-color: transparent; background: transparent;
  -webkit-backdrop-filter: none; backdrop-filter: none;
  transition: background-color var(--med) var(--ease), border-color var(--med), box-shadow var(--med), backdrop-filter var(--med);
}
.nav.scrolled { padding-top: max(8px, env(safe-area-inset-top)); }
.nav.scrolled .nav-inner { background: var(--surface-solid); border-color: var(--border); box-shadow: var(--shadow-soft); -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 19px; font-weight: 500; letter-spacing: -0.02em; }
.brand img { transition: transform var(--slow) var(--ease-spring); }
.brand:hover img { transform: rotate(-8deg) scale(1.06); }
.nav-links { display: flex; gap: 4px; margin: 0 auto; }
.nav-links a { text-decoration: none; color: var(--muted); padding: 8px 14px; border-radius: 99px; font-size: 14.5px; transition: color var(--fast), background-color var(--fast); }
.nav-links a:hover { color: var(--text); background: var(--surface-2); }
.nav-actions { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.nav-links + .nav-actions { margin-left: 0; }

/* ------------------------------------------------------------------ hero */

.hero {
  max-width: 1180px; margin: 0 auto; padding: 64px 24px 40px;
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; min-height: calc(100vh - 90px);
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  padding: 6px 12px 6px 10px; border-radius: 99px; font-size: 13px; color: var(--muted);
  background: var(--surface); border: 1px solid var(--border); -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur);
  transition: border-color var(--fast), color var(--fast), transform var(--fast) var(--ease);
}
.eyebrow:hover { color: var(--text); border-color: color-mix(in srgb, var(--accent) 50%, transparent); transform: translateY(-1px); }
.hero h1 { font-size: clamp(44px, 6.4vw, 80px); font-weight: 300; letter-spacing: -0.045em; line-height: 1.02; margin: 22px 0 20px; }
.lede { font-size: clamp(16px, 1.5vw, 19px); color: var(--muted); max-width: 520px; margin: 0 0 30px; }
.cta { display: flex; flex-wrap: wrap; gap: 10px; }
.proof { list-style: none; padding: 0; margin: 30px 0 0; display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--muted); font-size: 13.5px; }
.proof li { display: inline-flex; align-items: center; gap: 7px; }
.proof .i { color: var(--accent); }

/* hero visual: a tilting app mock with a live pendulum */
.hero-visual { position: relative; perspective: 1400px; }
.mock {
  border-radius: var(--r-lg); overflow: hidden;
  transform: rotateX(var(--rx, 6deg)) rotateY(var(--ry, -10deg)); transform-style: preserve-3d;
  transition: transform 0.6s var(--ease);
}
:root[data-theme="glass"] .mock { box-shadow: var(--shadow), 0 40px 120px -30px color-mix(in srgb, var(--accent) 45%, transparent); }
.mock-bar { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.lights { display: inline-flex; gap: 6px; }
.lights i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.lights i:nth-child(2) { background: #febc2e; } .lights i:nth-child(3) { background: #28c840; }
.mock-title { flex: 1; display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 13px; }
.mock-title .i { color: var(--accent); }
.mock-body { display: grid; grid-template-columns: 1fr 1.1fr; min-height: 330px; }
.mock-chat { display: flex; flex-direction: column; gap: 10px; padding: 16px; border-right: 1px solid var(--border); }
.bubble { font-size: 13px; padding: 9px 12px; border-radius: 14px; max-width: 95%; }
.bubble.user { align-self: flex-end; background: var(--primary-bg); color: var(--primary-fg); border-bottom-right-radius: 4px; }
.bubble.bot { display: flex; gap: 8px; align-items: flex-start; background: var(--surface-2); border: 1px solid var(--border); border-bottom-left-radius: 4px; min-height: 40px; }
.bubble.bot img { flex: none; }
.caret { display: inline-block; width: 2px; height: 14px; margin-top: 2px; background: var(--accent); animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.mock-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.mock-chips .chip { height: 28px; font-size: 12px; padding: 0 10px; }
.mock-stage { position: relative; display: grid; place-items: center; background: radial-gradient(circle at 50% 30%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 70%); }
:root[data-theme="light"] .mock-stage { background: linear-gradient(#f8f9fb, #eef0f4); }
.pendulum { width: 100%; height: 100%; max-height: 320px; color: var(--accent); }
.pendulum line { stroke: var(--text); stroke-width: 2; stroke-linecap: round; opacity: 0.7; }
.pendulum .pivot { fill: var(--text); }
.pendulum .bob { fill: var(--accent); }
.pendulum .b2 { fill: var(--accent-2); }
.pendulum .halo { color: var(--accent-2); opacity: 0.6; }
.pendulum .ground { fill: color-mix(in srgb, var(--text) 10%, transparent); }
.pendulum .crater { fill: color-mix(in srgb, var(--text) 8%, transparent); }
.pendulum .arm1 { transform-box: view-box; transform-origin: 110px 34px; animation: swing1 3.1s var(--ease) infinite alternate; }
.pendulum .arm2 { transform-box: view-box; transform-origin: 110px 96px; animation: swing2 1.9s ease-in-out infinite alternate; }
@keyframes swing1 { from { transform: rotate(-38deg); } to { transform: rotate(32deg); } }
@keyframes swing2 { from { transform: rotate(58deg); } to { transform: rotate(-64deg); } }
.stage-hud { position: absolute; left: 12px; right: 12px; top: 10px; display: flex; justify-content: space-between; font: 11.5px var(--mono); color: var(--muted); }

.float-card {
  position: absolute; display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: var(--r);
  font-size: 12.5px; animation: float 6s ease-in-out infinite;
}
.float-card .i { color: var(--accent); width: 22px; height: 22px; }
.float-card b { display: block; font-weight: 500; font-size: 13px; }
.float-card span { color: var(--muted); }
.float-card.f1 { left: -28px; bottom: 40px; }
.float-card.f2 { right: -18px; top: -22px; animation-delay: -3s; }
@keyframes float { 50% { transform: translateY(-10px); } }

/* ------------------------------------------------------------------ marquee */

.marquee { padding: 20px 0 30px; display: grid; gap: 12px; mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee-row { overflow: hidden; }
.track { display: flex; gap: 10px; width: max-content; animation: marquee 48s linear infinite; }
.marquee-row.reverse .track { animation-direction: reverse; animation-duration: 56s; }
.marquee:hover .track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ------------------------------------------------------------------ sections */

.section { max-width: 1180px; margin: 0 auto; padding: 90px 24px; scroll-margin-top: 80px; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.kicker { display: inline-block; font-size: 12.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; font-weight: 500; }
.section-head h2 { font-size: clamp(32px, 4.4vw, 52px); font-weight: 300; letter-spacing: -0.035em; margin-bottom: 14px; }
.section-head p { font-size: 17px; margin: 0; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature, .final, .step {
  position: relative; overflow: hidden; border-radius: var(--r-lg); padding: 26px;
  background: var(--surface); border: 1px solid var(--border); -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur);
  transition: transform var(--med) var(--ease), border-color var(--med), box-shadow var(--med), opacity 0.8s var(--ease);
}
.feature::before, .final::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity var(--med);
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--accent) 16%, transparent), transparent 60%);
}
.feature:hover::before, .final:hover::before { opacity: 1; }
.feature.in:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 35%, transparent); box-shadow: var(--shadow-soft); }
.f-icon, .s-icon {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 18px;
  color: var(--accent); background: color-mix(in srgb, var(--accent) 13%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  transition: transform var(--slow) var(--ease-spring);
}
.feature:hover .f-icon { transform: scale(1.08) rotate(-6deg); }
.feature h3, .step h3 { font-size: 19px; font-weight: 400; margin-bottom: 8px; }
.feature p, .step p { color: var(--muted); margin: 0; font-size: 14.5px; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; position: relative; }
.steps::before {
  content: ""; position: absolute; top: 50px; left: 12%; right: 12%; height: 1px; z-index: -1;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent-2), transparent);
}
.step { text-align: center; padding-top: 30px; }
.step .s-icon { margin: 0 auto 18px; }
.step-n { position: absolute; top: 14px; right: 18px; font-size: 40px; font-weight: 200; color: var(--faint); opacity: 0.6; line-height: 1; }

/* looks */
.looks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.look-card {
  text-align: left; display: flex; flex-direction: column; gap: 10px; padding: 14px 14px 18px;
  border-radius: var(--r-lg); border: 1px solid var(--border); background: var(--surface);
  -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur);
  transition: transform var(--med) var(--ease), border-color var(--med), box-shadow var(--med);
}
.look-card:hover { transform: translateY(-4px); }
.look-card[aria-pressed="true"] { border-color: var(--accent); box-shadow: var(--glow); }
:root[data-theme="light"] .look-card[aria-pressed="true"] { box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.look-name { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 400; padding: 0 4px; }
.look-name .badge { margin-left: auto; }
.look-desc { color: var(--muted); font-size: 13.5px; padding: 0 4px; }
.look-preview { position: relative; display: flex; gap: 6px; height: 150px; border-radius: 12px; overflow: hidden; padding: 10px; }
.look-preview i { display: block; border-radius: 6px; }
.glass-preview { background: #05060b; }
.glass-preview .lp-orb { position: absolute; width: 130px; height: 130px; border-radius: 50%; right: -30px; top: -40px; background: #8b5cf6; filter: blur(30px); opacity: 0.7; }
.glass-preview .lp-side { width: 26%; background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.1); z-index: 1; }
.glass-preview .lp-main { flex: 1; padding: 10px; display: flex; flex-direction: column; gap: 8px; background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.1); z-index: 1; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.glass-preview .lp-main i { height: 10px; background: rgba(255, 255, 255, 0.14); }
.glass-preview .lp-main i:nth-child(2) { width: 70%; }
.glass-preview .lp-accent { margin-top: auto; width: 42%; height: 22px !important; background: linear-gradient(135deg, #8b5cf6, #ec4899) !important; box-shadow: 0 0 18px #8b5cf6; }
.light-preview { background: #f5f6f8; }
.light-preview .lp-side { width: 26%; background: #fff; border: 1px solid #e3e5ea; }
.light-preview .lp-main { flex: 1; padding: 10px; display: flex; flex-direction: column; gap: 8px; background: #fff; border: 1px solid #e3e5ea; }
.light-preview .lp-main i { height: 10px; background: #e8eaee; }
.light-preview .lp-main i:nth-child(2) { width: 70%; }
.light-preview .lp-accent { margin-top: auto; width: 42%; height: 22px !important; background: #0d1015 !important; }
.auto-preview { padding: 0; gap: 0; }
.auto-preview .half { flex: 1; border-radius: 0; }
.auto-preview .dark { background: linear-gradient(135deg, #05060b, #1a1035); }
.auto-preview .light { background: linear-gradient(135deg, #ffffff, #e8eaee); }

/* faq */
.faq { max-width: 760px; margin: 0 auto; display: grid; gap: 10px; }
.faq details {
  border-radius: var(--r); border: 1px solid var(--border); background: var(--surface);
  -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur); transition: border-color var(--med), background-color var(--med);
}
.faq details[open] { border-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.faq summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 20px; cursor: pointer; font-size: 16px; font-weight: 400; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .i { color: var(--muted); transition: transform var(--med) var(--ease); }
.faq details[open] summary .i { transform: rotate(180deg); color: var(--accent); }
.faq details p { margin: 0; padding: 0 20px 18px; color: var(--muted); animation: rise var(--med) var(--ease); }

.final { text-align: center; padding: 64px 24px; }
.final h2 { font-size: clamp(30px, 4vw, 46px); font-weight: 300; letter-spacing: -0.03em; margin-bottom: 12px; }
.final p { font-size: 17px; margin: 0 0 28px; }
.final .cta { justify-content: center; }
:root[data-theme="glass"] .final { background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 16%, transparent), color-mix(in srgb, var(--accent-2) 8%, transparent)); }

.foot { border-top: 1px solid var(--border); padding: 28px 24px max(28px, env(safe-area-inset-bottom)); }
.foot-inner { max-width: 1180px; margin: 0 auto; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; font-size: 13.5px; }
.foot-inner .brand { font-size: 16px; }
.foot nav { margin-left: auto; display: flex; gap: 18px; }
.foot nav a { color: var(--muted); text-decoration: none; }
.foot nav a:hover { color: var(--text); }

/* ------------------------------------------------------------------ auth dialog */

dialog.auth { width: min(440px, calc(100vw - 24px)); }
.auth-wrap { position: relative; padding: 30px 28px 22px; }
.auth-close { position: absolute; top: 14px; right: 14px; }
.auth-head { text-align: center; margin-bottom: 20px; }
.auth-logo { width: 64px; height: 64px; margin: 0 auto 14px; display: grid; place-items: center; border-radius: 20px; background: color-mix(in srgb, var(--accent) 12%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent); }
:root[data-theme="glass"] .auth-logo { box-shadow: 0 0 40px -6px color-mix(in srgb, var(--accent) 70%, transparent); }
.auth-head h2 { font-size: 26px; font-weight: 300; margin-bottom: 6px; }
.auth-head p { margin: 0; font-size: 14.5px; }
#authTabs { margin-bottom: 18px; }
#authForm { display: grid; gap: 12px; }
#authForm .btn.block { margin-top: 6px; }
.collapse { display: grid; grid-template-rows: 1fr; transition: grid-template-rows var(--med) var(--ease), opacity var(--med) var(--ease), margin var(--med) var(--ease); }
.collapse > div { overflow: hidden; min-height: 0; }
.collapse.shut { grid-template-rows: 0fr; opacity: 0; margin-bottom: -12px; }
.strength { display: flex; align-items: center; gap: 10px; font-size: 12.5px; color: var(--muted); padding: 0 2px; }
.meter { display: flex; gap: 4px; flex: 1; max-width: 160px; }
.meter span { flex: 1; height: 4px; border-radius: 99px; background: var(--surface-3); transition: background-color var(--med) var(--ease); }
.strength[data-score="1"] .meter span:nth-child(-n+1) { background: var(--danger); }
.strength[data-score="2"] .meter span:nth-child(-n+2) { background: var(--warning); }
.strength[data-score="3"] .meter span:nth-child(-n+3) { background: var(--accent-2); }
.strength[data-score="4"] .meter span:nth-child(-n+4) { background: var(--success); }
.auth-switch { text-align: center; margin: 18px 0 6px; font-size: 14px; }
.link { background: none; border: 0; padding: 0; color: var(--accent); font-weight: 400; text-decoration: underline; text-decoration-color: transparent; text-underline-offset: 3px; transition: text-decoration-color var(--fast); }
.link:hover { text-decoration-color: currentColor; }
.auth-fine { display: flex; align-items: center; justify-content: center; gap: 6px; font-size: 12px; margin: 10px 0 0; }

/* ------------------------------------------------------------------ responsive */

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding-top: 30px; min-height: 0; gap: 48px; }
  .hero-copy { text-align: center; }
  .lede { margin-left: auto; margin-right: auto; }
  .cta, .proof { justify-content: center; }
  .eyebrow span:nth-child(2) { max-width: 60vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .features, .looks { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 640px) {
  .features, .looks, .steps { grid-template-columns: 1fr; }
  .steps::before { display: none; }
  .mock-body { grid-template-columns: 1fr; }
  .mock-chat { border-right: 0; border-bottom: 1px solid var(--border); }
  .mock-stage { min-height: 240px; }
  .float-card { display: none; }
  .nav { padding: 10px 12px; }
  .nav-actions .btn.ghost.signed-out { display: none; }
  .section { padding: 64px 18px; }
  .foot nav { margin-left: 0; }
}