/* ============================================================================
   Lyveira — "Night to Dawn" aurora theme
   Static, no-build. Calm, premium, animated. No medical claims in content.
   ========================================================================== */

:root {
  --night:   #07070e;
  --bg:      #0a0a12;
  --bg-soft: #0f0f1b;
  --surface: rgba(255,255,255,0.045);
  --surface-2: rgba(255,255,255,0.07);
  --border:  rgba(255,255,255,0.09);
  --border-2: rgba(255,255,255,0.16);

  --text:  #ECECF6;
  --muted: #9b9bb4;
  --faint: #6c6c84;

  --indigo: #818cf8;
  --violet: #a78bfa;
  --teal:   #5eead4;
  --emerald:#34d399;
  --rose:   #fb7185;
  --gold:   #fbbf24;

  --grad: linear-gradient(120deg, #818cf8 0%, #a78bfa 42%, #5eead4 100%);
  --grad-warm: linear-gradient(120deg, #a78bfa, #fb7185 60%, #fbbf24);

  --radius: 18px;
  --radius-lg: 28px;
  --max: 1140px;
  --shadow: 0 30px 80px -36px rgba(80,70,220,0.5);
  --ease: cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--indigo); text-decoration: none; }
a:hover { color: var(--violet); }
img, svg { max-width: 100%; display: block; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

/* ── Animated aurora backdrop ─────────────────────────────────────────────── */
/* Aurora = pure static gradients on a promoted fixed layer. No blur() filter,
   no blend-mode, no animation, no ::before/::after — the compositor paints it
   once and never repaints it while scrolling. */
.aurora { position: fixed; inset: 0; z-index: -2; transform: translateZ(0);
  background:
    radial-gradient(46% 40% at 12% -2%, rgba(109,93,252,0.30), transparent 62%),
    radial-gradient(44% 44% at 92% 14%, rgba(45,212,191,0.20), transparent 62%),
    radial-gradient(60% 50% at 50% -8%, rgba(129,140,248,0.14), transparent 60%),
    var(--bg); }
.stars { position: fixed; inset: 0; z-index: -1; pointer-events: none; transform: translateZ(0);
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 70% 20%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1.5px 1.5px at 40% 70%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 85% 60%, rgba(255,255,255,0.35), transparent),
    radial-gradient(1px 1px at 55% 45%, rgba(255,255,255,0.3), transparent);
  background-size: 700px 700px; opacity: 0.6; }
/* drift keyframes removed — aurora is static for smooth scrolling */

/* ── Nav ──────────────────────────────────────────────────────────────────── */
/* Solid bar — NO backdrop-filter. backdrop-filter on a sticky element re-blurs
   the page behind it on every scroll frame, which was the main scroll jank. */
.nav { position: sticky; top: 0; z-index: 100;
  background: rgba(11,11,20,0.94); border-bottom: 1px solid var(--border); }
.nav .container { display: flex; align-items: center; gap: 16px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 750; font-size: 19px; letter-spacing: -0.02em; color: var(--text); }
.brand:hover { color: var(--text); }
.brand .mark { width: 30px; height: 30px; }
.nav-links { margin-left: auto; display: flex; gap: 26px; align-items: center; }
.nav-links a:not(.btn) { color: var(--muted); font-size: 15px; font-weight: 500; }
.nav-links a:not(.btn):hover { color: var(--text); }
.nav-toggle { display: none; margin-left: auto; background: none; border: 0; color: var(--text); font-size: 24px; cursor: pointer; }

/* ── Buttons / badges ─────────────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: 9px; font-weight: 700; font-size: 15px;
  padding: 12px 22px; border-radius: 999px; border: 0; cursor: pointer; transition: transform .2s var(--ease), filter .2s; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--grad); color: #0a0a12; box-shadow: 0 10px 30px -8px rgba(129,140,248,0.6); }
.btn-primary:hover { filter: brightness(1.06); color: #0a0a12; }
.btn-ghost { background: var(--surface); color: var(--text); border: 1px solid var(--border-2); }
.btn-ghost:hover { color: var(--text); background: var(--surface-2); }

.appstore { display: inline-flex; align-items: center; gap: 11px; background: #000; border: 1px solid #33333f;
  color: #fff; padding: 11px 20px; border-radius: 14px; transition: transform .2s var(--ease), border-color .2s; }
.appstore:hover { transform: translateY(-2px); border-color: #555; color: #fff; }
.appstore svg { width: 26px; height: 26px; fill: #fff; }
.appstore .s { font-size: 11px; color: #c9c9d6; line-height: 1; }
.appstore .b { font-size: 18px; font-weight: 600; line-height: 1.15; }

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.hero { position: relative; padding: 84px 0 48px; text-align: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; letter-spacing: 0.05em;
  color: var(--violet); background: rgba(167,139,250,0.1); border: 1px solid rgba(167,139,250,0.28);
  padding: 7px 15px; border-radius: 999px; margin-bottom: 26px; }
.eyebrow .pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 0 rgba(94,234,212,0.6); animation: pulse 2.4s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(94,234,212,.6);} 70%{box-shadow:0 0 0 9px rgba(94,234,212,0);} 100%{box-shadow:0 0 0 0 rgba(94,234,212,0);} }
.hero h1 { font-size: clamp(40px, 7.5vw, 76px); line-height: 1.02; letter-spacing: -0.035em; margin: 0 0 20px; font-weight: 800; }
.hero .sub { font-size: clamp(17px, 2.3vw, 22px); color: var(--muted); max-width: 600px; margin: 0 auto 32px; }
.hero-cta { display: flex; gap: 16px; justify-content: center; align-items: center; flex-wrap: wrap; }
.hero-note { color: var(--faint); font-size: 13px; margin-top: 16px; }

/* breathing orb behind hero */
.orb { position: absolute; top: 60px; left: 50%; transform: translateX(-50%); width: 420px; height: 420px;
  border-radius: 50%; z-index: -1; background: radial-gradient(circle at 50% 40%, rgba(167,139,250,0.55), rgba(94,234,212,0.18) 45%, transparent 70%);
  animation: breathe 9s var(--ease) infinite; }
@keyframes breathe { 0%,100%{ transform: translateX(-50%) scale(0.92); opacity:.7;} 50%{ transform: translateX(-50%) scale(1.12); opacity:1;} }

/* ── Phone mockup ─────────────────────────────────────────────────────────── */
.phone-stage { display: flex; justify-content: center; margin-top: 52px; perspective: 1400px; }
.phone { width: 290px; height: 600px; border-radius: 46px; padding: 13px;
  background: linear-gradient(160deg, #20202f, #0c0c16); border: 1.5px solid #34344a;
  box-shadow: var(--shadow), inset 0 0 0 7px #08080f; position: relative;
  transform: rotateX(6deg) rotateY(-9deg); transition: transform .6s var(--ease); }
.phone:hover { transform: rotateX(0) rotateY(0); }
.phone .notch { position: absolute; top: 14px; left: 50%; transform: translateX(-50%); width: 116px; height: 26px; background: #07070e; border-radius: 0 0 16px 16px; z-index: 3; }
.screen { height: 100%; border-radius: 33px; background: radial-gradient(130% 80% at 50% 0%, #1a1a2c, #0c0c16); overflow: hidden; position: relative; }
.screen .slide { position: absolute; inset: 0; padding: 46px 18px 18px; display: flex; flex-direction: column; gap: 12px; opacity: 0; transition: opacity .7s var(--ease); }
.screen .slide.on { opacity: 1; }
.sl-greet { font-size: 13px; color: var(--muted); }
.sl-greet b { display: block; color: var(--text); font-size: 21px; letter-spacing: -0.02em; font-weight: 700; }
.card-mini { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 13px 14px; }
.card-mini .lbl { font-size: 11px; color: var(--muted); display: block; margin-bottom: 7px; }
.moods { display: flex; gap: 9px; font-size: 24px; }
.moods span { transition: transform .2s; }
.moods span:hover { transform: scale(1.25); }
.prog { height: 8px; border-radius: 6px; background: rgba(255,255,255,0.08); overflow: hidden; }
.prog i { display: block; height: 100%; border-radius: 6px; background: var(--grad); }
.pill-row { display: flex; gap: 7px; flex-wrap: wrap; }
.pill { font-size: 11px; padding: 5px 10px; border-radius: 999px; background: rgba(129,140,248,0.14); border: 1px solid rgba(129,140,248,0.25); color: #cdd2ff; }
.garden { font-size: 30px; letter-spacing: 4px; }
.coach-bubble { background: var(--grad); color: #0a0a12; font-size: 12px; font-weight: 600; padding: 10px 12px; border-radius: 14px 14px 14px 4px; align-self: flex-start; max-width: 85%; }
.dots { display: flex; gap: 6px; justify-content: center; margin-top: 14px; }
.dots b { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,0.25); transition: background .3s, width .3s; }
.dots b.on { background: var(--violet); width: 18px; border-radius: 3px; }

/* ── Marquee trust bar ────────────────────────────────────────────────────── */
.trustbar { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: rgba(255,255,255,0.015); overflow: hidden; }
.marquee { display: flex; gap: 48px; padding: 16px 0; white-space: nowrap; animation: scroll 30s linear infinite; width: max-content; }
.marquee span { color: var(--muted); font-size: 14px; display: inline-flex; gap: 10px; align-items: center; }
.marquee span::before { content: "✦"; color: var(--teal); }
@keyframes scroll { from { transform: translateX(0);} to { transform: translateX(-50%);} }

/* ── Sections ─────────────────────────────────────────────────────────────── */
section { padding: 80px 0; position: relative; }
.head { text-align: center; max-width: 680px; margin: 0 auto 52px; }
.head .kicker { font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--teal); font-weight: 600; margin-bottom: 12px; }
.head h2 { font-size: clamp(30px, 4.5vw, 46px); letter-spacing: -0.03em; margin: 0 0 12px; font-weight: 800; }
.head p { color: var(--muted); font-size: 18px; margin: 0; }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; } .reveal.d3 { transition-delay: .24s; }

/* feature grid */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px;
  position: relative; overflow: hidden; transition: transform .3s var(--ease), border-color .3s, background .3s; }
.feature::after { content:""; position:absolute; inset:0; background: radial-gradient(120% 80% at 0 0, rgba(129,140,248,0.10), transparent 50%); opacity:0; transition:opacity .3s; }
.feature:hover { transform: translateY(-6px); border-color: var(--border-2); background: var(--surface-2); }
.feature:hover::after { opacity: 1; }
.feature .icon { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 16px;
  background: linear-gradient(140deg, rgba(129,140,248,0.22), rgba(94,234,212,0.14)); border: 1px solid var(--border-2); }
.feature .icon svg { width: 26px; height: 26px; stroke: var(--violet); fill: none; }
.feature h3 { margin: 0 0 7px; font-size: 19px; letter-spacing: -0.01em; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }
.feature .badge { position: absolute; top: 18px; right: 18px; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--gold); border: 1px solid rgba(251,191,36,0.4); border-radius: 999px; padding: 3px 9px; }

/* split showcase */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split.flip .visual { order: 2; }
.split h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -0.03em; margin: 0 0 16px; }
.split p { color: var(--muted); font-size: 17px; margin: 0 0 20px; }
.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; color: var(--text); }
.checklist li::before { content: "✓"; color: var(--teal); font-weight: 800; background: rgba(94,234,212,0.12); border-radius: 50%; width: 22px; height: 22px; display: grid; place-items: center; flex: none; font-size: 13px; margin-top: 1px; }
.visual { border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); padding: 32px; min-height: 300px; position: relative; overflow: hidden; }

/* garden art */
.garden-art { display: flex; align-items: flex-end; justify-content: center; gap: 14px; height: 240px; }
.sprout { width: 46px; height: 82%; background: linear-gradient(180deg, rgba(52,211,153,0.25), rgba(52,211,153,0.05)); border: 1px solid rgba(52,211,153,0.3); border-radius: 14px 14px 8px 8px; display: flex; align-items: flex-end; justify-content: center; padding-bottom: 8px; font-size: 26px; animation: grow 4s var(--ease) infinite alternate; }
.sprout:nth-child(2){ animation-delay:.5s;} .sprout:nth-child(3){ animation-delay:1s;} .sprout:nth-child(4){ animation-delay:1.5s;} .sprout:nth-child(5){ animation-delay:2s;}
@keyframes grow { from { transform: translateY(14px); opacity:.5;} to { transform: translateY(0); opacity:1;} }

/* breathing demo */
.breath-demo { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.breath-circle { width: 150px; height: 150px; border-radius: 50%; background: radial-gradient(circle, rgba(94,234,212,0.5), rgba(129,140,248,0.2) 60%, transparent);
  display: grid; place-items: center; color: var(--text); font-size: 15px; font-weight: 600; animation: breathe2 8s var(--ease) infinite; }
@keyframes breathe2 { 0%,100%{ transform: scale(0.8);} 50%{ transform: scale(1.15);} }

/* personas */
.personas { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.persona { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; text-align: center; }
.persona .e { font-size: 30px; margin-bottom: 10px; }
.persona h4 { margin: 0 0 6px; font-size: 16px; }
.persona p { margin: 0; color: var(--muted); font-size: 13px; }

/* stats */
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; text-align: center; }
.stat .n { font-size: clamp(30px,5vw,46px); font-weight: 800; letter-spacing: -0.03em; }
.stat .l { color: var(--muted); font-size: 14px; }

/* pricing */
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 820px; margin: 0 auto; }
.plan { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; position: relative; }
.plan.pro { border-color: rgba(167,139,250,0.45); background: radial-gradient(130% 120% at 50% 0, rgba(167,139,250,0.12), var(--surface)); }
.plan .tier { font-size: 14px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.plan.pro .tier { color: var(--violet); }
.plan .price { font-size: 42px; font-weight: 800; letter-spacing: -0.03em; margin: 6px 0 2px; }
.plan .price small { font-size: 16px; color: var(--muted); font-weight: 500; }
.plan ul { list-style: none; padding: 0; margin: 20px 0 24px; display: grid; gap: 11px; }
.plan li { display: flex; gap: 10px; color: var(--text); font-size: 15px; }
.plan li::before { content: "✓"; color: var(--teal); font-weight: 800; }
.plan li.off { color: var(--faint); } .plan li.off::before { content: "—"; color: var(--faint); }
.ribbon { position: absolute; top: -12px; right: 24px; background: var(--grad-warm); color: #0a0a12; font-size: 12px; font-weight: 700; padding: 5px 12px; border-radius: 999px; }

/* FAQ */
.faq { max-width: 780px; margin: 0 auto; }
.faq details { border: 1px solid var(--border); border-radius: 14px; padding: 0 20px; margin-bottom: 12px; background: var(--surface); transition: border-color .2s; }
.faq details[open] { border-color: var(--border-2); }
.faq summary { cursor: pointer; padding: 18px 0; font-weight: 650; list-style: none; display: flex; justify-content: space-between; gap: 16px; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--violet); font-size: 24px; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 18px; color: var(--muted); font-size: 15px; }

/* big CTA */
.cta-final { text-align: center; }
.cta-card { position: relative; overflow: hidden; border: 1px solid rgba(167,139,250,0.35); border-radius: var(--radius-lg);
  background: radial-gradient(120% 130% at 50% 0, rgba(129,140,248,0.18), var(--surface)); padding: 64px 28px; }
.cta-card h2 { font-size: clamp(30px,5vw,48px); letter-spacing: -0.03em; margin: 0 0 14px; font-weight: 800; }
.cta-card p { color: var(--muted); max-width: 480px; margin: 0 auto 28px; font-size: 18px; }

/* footer */
.foot { border-top: 1px solid var(--border); padding: 52px 0 36px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 28px; }
.foot .brand { margin-bottom: 14px; }
.foot p.tag { color: var(--muted); font-size: 14px; max-width: 260px; }
.foot h5 { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--faint); margin: 0 0 14px; }
.foot a { display: block; color: var(--muted); font-size: 15px; margin-bottom: 9px; }
.foot a:hover { color: var(--text); }
.foot-bottom { border-top: 1px solid var(--border); margin-top: 36px; padding-top: 22px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; color: var(--faint); font-size: 13px; }
.foot-bottom .disc { max-width: 620px; }

/* ── Legal / content pages (kept) ─────────────────────────────────────────── */
/* compatibility header/footer for privacy/terms/support (older markup) */
header.site { display: flex; align-items: center; gap: 12px; padding: 16px 24px; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: rgba(11,11,20,0.94); z-index: 50; }
header.site .brand { font-weight: 750; font-size: 19px; letter-spacing: -0.02em; }
header.site .brand a { color: var(--text); }
header.site nav { margin-left: auto; display: flex; gap: 18px; font-size: 15px; }
header.site nav a { color: var(--muted); }
header.site nav a:hover { color: var(--text); }
body > footer:not(.foot) { border-top: 1px solid var(--border); color: var(--muted); font-size: 14px; padding: 28px 24px; text-align: center; }
body > footer:not(.foot) a { color: var(--muted); }
body > footer:not(.foot) a:hover { color: var(--text); }
.wrap { max-width: 760px; margin: 0 auto; padding: 44px 24px 90px; }
.wrap h1 { font-size: 32px; letter-spacing: -0.02em; margin: 16px 0 6px; }
.wrap h2 { font-size: 21px; margin: 34px 0 8px; letter-spacing: -0.01em; }
.wrap h3 { font-size: 16px; margin: 22px 0 6px; }
.muted { color: var(--muted); }
.updated { color: var(--muted); font-size: 14px; margin-bottom: 8px; }
.tldr { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 16px 20px; margin: 22px 0; }
.tldr ul { margin: 6px 0 0; padding-left: 20px; }
hr { border: none; border-top: 1px solid var(--border); margin: 34px 0; }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .features { grid-template-columns: 1fr 1fr; }
  .split, .plans { grid-template-columns: 1fr; gap: 32px; }
  .split.flip .visual { order: 0; }
  .personas, .stats { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .nav-links { display: none; }
  .nav-links.open { display: flex; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 0;
    background: rgba(11,11,20,0.98); border-bottom: 1px solid var(--border); padding: 8px 24px 16px; }
  .nav-links.open a { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: block; }
  .features, .personas, .stats, .foot-grid { grid-template-columns: 1fr; }
  section { padding: 60px 0; }
}

/* ── Reduced motion ───────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}