/* ══════════════════════════════════════════════════════════════════════════
   Lev Fitness — public marketing site (www.lev.fit)
   Nocturne single-theme dark system. Self-contained; no dependency on the app.
   Visual vocabulary adapted from the shipped landing
   (design/prototypes/nocturne-landing-premium.html), rebuilt as a static page.

   Progressive enhancement: every section is fully composed and visible with
   JavaScript disabled. The hidden "pre-reveal" states are gated behind the
   `.js` class (set in <head> before paint); main.js then choreographs the
   reveal, and a <head> failsafe reveals everything if main.js never runs.
   ══════════════════════════════════════════════════════════════════════════ */

:root {
  --bg-page:#05080C; --bg-card:#131A22; --bg-card-2:#1B242E;
  --hairline:rgba(255,255,255,0.07);
  --text-hi:#F4F7F9; --text-mid:#98A5B3; --text-low:#5F6B77;
  --accent:#7CC8ED; --accent-chart:#4FB2E5; --accent-soft:rgba(124,200,237,0.14);
  --accent-fill:#A9D7F2; --on-accent:#0A1620;
  --good:#53C97D; --warn:#E3B341; --bad:#E0655F;
  --r:16px; --ease:cubic-bezier(0.32,0.72,0,1);
  --sans:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,'SF Pro Text',system-ui,'Segoe UI',sans-serif;

  /* semantic z-scale — no arbitrary 999s */
  --z-nav:50; --z-cue:40; --z-skip:100;
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }

body {
  font-family:var(--sans); color:var(--text-hi);
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  line-height:1.6;
  background:
    radial-gradient(42% 30% at 18% 10%, rgba(79,178,229,0.13) 0%, transparent 100%),
    radial-gradient(50% 34% at 88% 32%, rgba(46,97,136,0.18) 0%, transparent 100%),
    radial-gradient(46% 30% at 30% 72%, rgba(31,111,102,0.11) 0%, transparent 100%),
    var(--bg-page);
  background-attachment:fixed;
  overflow-x:hidden;
}

img { max-width:100%; display:block; }
a { color:inherit; text-decoration:none; }
::selection { background:rgba(124,200,237,0.28); color:#fff; }

.wrap { max-width:1180px; margin:0 auto; padding:0 clamp(18px,4vw,22px); }

/* ── Accessibility: skip link + visible focus ─────────────────────────────── */
.skip-link {
  position:fixed; left:14px; top:-60px; z-index:var(--z-skip);
  background:var(--accent-fill); color:var(--on-accent);
  padding:10px 16px; border-radius:10px; font-weight:700; font-size:13px;
  transition:top .2s var(--ease);
}
.skip-link:focus { top:14px; }

a:focus-visible, button:focus-visible {
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:6px;
}

/* ── Buttons (pills) ──────────────────────────────────────────────────────── */
.pill {
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  border:none; cursor:pointer; font-family:inherit; text-align:center;
  background:var(--accent-fill); color:var(--on-accent);
  border-radius:999px; font-size:14px; font-weight:700; letter-spacing:0.01em;
  padding:14px 28px; white-space:nowrap;
  transition:transform .3s var(--ease), filter .3s var(--ease);
  will-change:transform;
}
.pill:hover { transform:translateY(-2px); filter:brightness(1.06); }
.pill:active { transform:scale(.97); }
.pill .arrow { transition:transform .3s var(--ease); }
.pill:hover .arrow { transform:translateX(3px); }
.pill.ghost { background:rgba(255,255,255,0.08); color:var(--text-hi); font-weight:600; }
.pill.ghost:hover { filter:brightness(1.25); }
.pill.sm { padding:9px 18px; font-size:12.5px; }

/* ── Condensing sticky nav ────────────────────────────────────────────────── */
.navbar {
  position:sticky; top:0; z-index:var(--z-nav);
  padding:14px 0; border-bottom:1px solid transparent;
  transition:background .3s var(--ease), border-color .3s var(--ease);
}
.navbar.scrolled {
  background:rgba(5,8,12,0.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom-color:var(--hairline);
}
.navbar .wrap { display:flex; justify-content:space-between; align-items:center; gap:16px; }
.navmark { height:30px; width:auto; }

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.hero { position:relative; padding:clamp(40px,7vw,60px) 0 clamp(84px,12vw,116px); overflow:hidden; }

/* outer .aurora = parallax host (JS writes transform); inner carries Ken Burns */
.aurora { position:absolute; inset:-20% -10%; pointer-events:none; overflow:hidden; will-change:transform; }
.aurora-img {
  position:absolute; inset:0;
  background-image:url('/static/aurora.jpg');
  background-position:center right; background-size:cover; background-repeat:no-repeat;
  opacity:.62; will-change:transform;
  animation:kenburns 16s ease-in-out infinite alternate;
}
/* phones get the lighter 48KB aurora instead of the 229KB full-res */
@media (max-width:760px) { .aurora-img { background-image:url('/static/aurora-960.jpg'); } }
@keyframes kenburns {
  from { transform:scale(1) translate(0,0); }
  to   { transform:scale(1.18) translate(-4.5%,3%); }
}
.aurora-img::before, .aurora-img::after { content:''; position:absolute; inset:0; }
.aurora-img::before {
  background:
    radial-gradient(38% 42% at 22% 18%, rgba(79,178,229,0.35) 0%, transparent 100%),
    radial-gradient(44% 48% at 82% 30%, rgba(46,97,136,0.35) 0%, transparent 100%);
  animation:wash 10s ease-in-out infinite alternate;
}
.aurora-img::after {
  background:radial-gradient(36% 40% at 55% 92%, rgba(31,111,102,0.50) 0%, transparent 100%);
  animation:wash 14s ease-in-out infinite alternate-reverse;
}
@keyframes wash {
  from { transform:translate3d(-8%,-8%,0) scale(1); opacity:.55; }
  to   { transform:translate3d(8%,8%,0) scale(1.08); opacity:1; }
}

.hero > .wrap { position:relative; display:grid; gap:clamp(36px,6vw,48px); align-items:center; }
/* let grid children shrink below their content's intrinsic width (prevents a
   long headline word from forcing the column — and the page — wider than 360px) */
.hero > .wrap > * { min-width:0; }
.hero > .wrap::before {
  content:''; position:absolute; inset:-40px -20px; z-index:-1; pointer-events:none;
  background:radial-gradient(60% 70% at 22% 40%, rgba(5,8,12,0.55) 0%, transparent 100%);
}
@media (min-width:900px) { .hero > .wrap { grid-template-columns:1.15fr 0.85fr; } }

.eyebrow-chip {
  display:inline-block; font-size:10px; font-weight:700; letter-spacing:0.18em;
  text-transform:uppercase; color:var(--accent); background:var(--accent-soft);
  padding:7px 14px; border-radius:999px; margin-bottom:26px;
}
.hero h1 {
  font-size:clamp(30px,7.4vw,74px); font-weight:400; letter-spacing:-0.03em;
  line-height:1.05; text-wrap:balance; overflow-wrap:break-word;
}
.hero h1 b { font-weight:800; color:var(--accent); letter-spacing:-0.028em; }
.hline { display:block; }

.hero p.sub {
  font-size:clamp(16px,2vw,17.5px); line-height:1.65; color:var(--text-mid);
  max-width:60ch; margin:26px 0 34px; text-wrap:pretty;
}
.cta-row { display:flex; flex-wrap:wrap; gap:12px; align-items:center; }
.micro { margin-top:20px; font-size:12.5px; font-weight:600; color:var(--text-low); letter-spacing:0.02em; }
.micro b { color:var(--text-mid); }

/* scroll-to-discover cue */
.scroll-cue {
  position:absolute; left:50%; bottom:26px; transform:translateX(-50%);
  z-index:var(--z-cue);
  display:flex; flex-direction:column; align-items:center; gap:10px;
  font-size:9px; font-weight:700; letter-spacing:0.3em; text-indent:0.3em;
  color:var(--text-low); text-transform:uppercase;
  transition:opacity .5s var(--ease);
}
.scroll-cue .line { width:1px; height:36px; background:var(--hairline); position:relative; overflow:hidden; }
.scroll-cue .line::after {
  content:''; position:absolute; left:0; top:-100%; width:1px; height:100%;
  background:var(--accent); animation:cue 2.4s var(--ease) infinite;
}
@keyframes cue { 0%{top:-100%} 55%{top:100%} 100%{top:100%} }
.scroll-cue.hide { opacity:0; }
@media (max-width:640px) { .scroll-cue { display:none; } }

/* ── Hero phone preview (decorative; stylized product vocabulary) ─────────── */
.phone-wrap { will-change:transform; }
.phone-frame {
  width:min(300px,86vw); margin:0 auto; border-radius:44px; padding:12px;
  background:#0A1119; border:1px solid rgba(255,255,255,0.1);
  box-shadow:0 30px 80px rgba(0,0,0,0.55);
}
.phone-scr { border-radius:34px; overflow:hidden; background:var(--bg-page); padding:18px 12px 22px; }
.p-word { text-align:center; margin-bottom:14px; }
.p-word img { height:12px; width:auto; margin:0 auto; opacity:.92; }
.p-hero {
  border-radius:14px; text-align:center; padding:18px 14px 20px; background-size:180% 180%;
  background-image:
    radial-gradient(120% 90% at 15% 0%, rgba(37,99,128,0.55) 0%, transparent 55%),
    radial-gradient(130% 100% at 90% 10%, rgba(30,58,95,0.6) 0%, transparent 60%);
  background-color:#0E1620; animation:drift 26s ease-in-out infinite alternate;
}
@keyframes drift { from{background-position:0% 0%} to{background-position:60% 45%} }
.p-hero .cap { font-size:9px; font-weight:600; letter-spacing:0.14em; color:rgba(244,247,249,0.85); }
.p-gauge { position:relative; width:150px; margin:8px auto 0; }
.p-gauge svg { display:block; }
#arc { stroke-dasharray:204; stroke-dashoffset:35; transition:stroke-dashoffset 1.1s var(--ease); }
.p-num { position:absolute; left:0; right:0; top:32px; font-size:44px; font-weight:400; line-height:1; font-variant-numeric:tabular-nums; }
.p-state { position:absolute; left:0; right:0; top:80px; font-size:11px; font-weight:600; color:rgba(244,247,249,0.9); }
.p-line { font-size:13.5px; font-weight:700; margin-top:10px; }
.p-body { font-size:10.5px; line-height:1.5; color:var(--text-mid); margin-top:5px; }
.p-grid { display:grid; grid-template-columns:1fr 1fr; gap:7px; margin-top:8px; }
.p-card { background:var(--bg-card); border-radius:11px; padding:10px; }
.p-card .l { font-size:9px; font-weight:500; color:var(--text-mid); }
.p-card .v { font-size:15px; font-weight:500; margin-top:4px; }
.p-card .v small { font-size:8.5px; color:var(--text-low); }
.p-card .d { font-size:8px; font-weight:600; margin-top:3px; }

/* ── Stat band ────────────────────────────────────────────────────────────── */
.stats { display:grid; grid-template-columns:1fr 1fr; gap:34px 22px; padding:10px 0 clamp(56px,10vw,82px); }
@media (min-width:820px) { .stats { grid-template-columns:repeat(4,1fr); } }
.stat .big { font-size:clamp(46px,6vw,66px); font-weight:400; letter-spacing:-0.03em; line-height:1; font-variant-numeric:tabular-nums; }
.stat .big em { font-style:normal; color:var(--accent); font-weight:400; }
.stat .lbl { font-size:11px; font-weight:600; letter-spacing:0.14em; text-transform:uppercase; color:var(--text-mid); margin-top:12px; max-width:180px; line-height:1.5; }

/* ── Sections + kicker ────────────────────────────────────────────────────── */
section { padding:clamp(56px,9vw,80px) 0; position:relative; }
.kicker { font-size:10px; font-weight:700; letter-spacing:0.2em; text-transform:uppercase; color:var(--accent); margin-bottom:16px; }
h2 { font-size:clamp(28px,4.4vw,44px); font-weight:400; letter-spacing:-0.025em; line-height:1.12; max-width:18ch; text-wrap:balance; }
h2 b { font-weight:700; }
.sec-sub { font-size:15px; line-height:1.65; color:var(--text-mid); max-width:60ch; margin-top:16px; text-wrap:pretty; }

/* ── Feature chapters (sticky-stack; a real numbered sequence — the 4 pillars) ── */
.stack { margin-top:52px; display:grid; gap:22px; }
.chapter {
  position:sticky; top:88px; border-radius:20px; padding:38px 26px 34px; overflow:hidden;
  background-color:#0A1119; background-size:cover; background-repeat:no-repeat;
  border:1px solid var(--hairline);
  transform-origin:top center; will-change:transform, opacity;
}
.chapter .scrim {
  position:absolute; inset:0; pointer-events:none;
  background:linear-gradient(100deg, rgba(7,11,16,0.82) 0%, rgba(7,11,16,0.60) 52%, rgba(7,11,16,0.24) 100%);
}
.chapter > *:not(.scrim) { position:relative; }
.ch-train  { background-image:url('/static/athlete-lunge.jpg'); background-position:center right; }
.ch-meds   { background-image:url('/static/silk.jpg'); background-position:center; }
.ch-signal { background-image:url('/static/silk-pulse.jpg'); background-position:right center; background-size:120%; }
.ch-report { background-image:url('/static/stethoscope.jpg'); background-position:center right; }
@media (min-width:800px) { .chapter { padding:46px 44px 42px; } }

.chapter > .ghost {
  position:absolute; top:-14px; right:14px; font-size:clamp(96px,15vw,180px);
  font-weight:400; line-height:1; color:rgba(255,255,255,0.045);
  pointer-events:none; user-select:none; letter-spacing:-0.04em;
}
.ch-eyebrow { font-size:10px; font-weight:700; letter-spacing:0.18em; text-transform:uppercase; color:var(--accent); margin-bottom:12px; }
.ch-eyebrow .idx { color:var(--text-low); margin-right:10px; }
.chapter h3 { font-size:clamp(22px,3vw,30px); font-weight:400; letter-spacing:-0.02em; margin-bottom:26px; text-wrap:balance; }
.chapter h3 b { font-weight:700; }

.ch-body { display:grid; gap:30px; }
@media (min-width:800px) { .ch-body { grid-template-columns:1.1fr 0.9fr; align-items:center; gap:40px; } }
.ch-feats { display:grid; gap:22px; }
.feat svg { width:26px; height:26px; color:var(--accent); margin-bottom:14px; }
.feat h4 { font-size:16.5px; font-weight:700; margin-bottom:8px; letter-spacing:-0.01em; }
.feat p { font-size:13.5px; line-height:1.62; color:var(--text-mid); max-width:44ch; text-wrap:pretty; }

/* sample screens — the hero phone's vocabulary at compact scale */
.ch-screen { display:flex; justify-content:center; }
.mini-phone { width:230px; border-radius:26px; padding:9px; background:#0A1119; border:1px solid rgba(255,255,255,0.1); box-shadow:0 20px 50px rgba(0,0,0,0.5); }
@media (max-width:799px) { .mini-phone { width:200px; } }
.mini-scr { border-radius:18px; background:var(--bg-card); padding:16px 14px 15px; font-size:12px; }
.mini-cap { font-size:9.5px; font-weight:700; letter-spacing:0.14em; text-transform:uppercase; color:var(--text-mid); margin-bottom:12px; }
.mp-exname { font-size:13.5px; font-weight:700; margin-bottom:2px; }
.mp-exsub { font-size:11px; color:var(--text-mid); margin-bottom:14px; }
.mp-pips { display:flex; gap:6px; margin-bottom:18px; }
.mp-pips span { width:22px; height:4px; border-radius:2px; background:rgba(255,255,255,0.12); }
.mp-pips span.on { background:var(--accent); }
.mp-rest { position:relative; width:52px; margin:0 auto; }
.mp-rest svg { display:block; }
.mp-resttime { position:absolute; inset:0; display:flex; align-items:center; justify-content:center; font-size:11px; font-weight:600; font-variant-numeric:tabular-nums; }
.mp-dose { font-size:32px; font-weight:400; letter-spacing:-0.02em; margin:4px 0 2px; font-variant-numeric:tabular-nums; }
.mp-dose small { font-size:13px; color:var(--text-mid); font-weight:500; }
.mp-dosesub { font-size:11px; color:var(--text-mid); margin-bottom:16px; }
.mp-btnrow { display:flex; gap:8px; }
.mp-mini-pill { flex:1; text-align:center; font-size:10.5px; font-weight:700; padding:8px 0; border-radius:999px; background:var(--accent-fill); color:var(--on-accent); }
.mp-mini-pill.ghost { background:rgba(255,255,255,0.08); color:var(--text-hi); }
.mp-weight { font-size:27px; font-weight:400; letter-spacing:-0.01em; margin:4px 0 2px; font-variant-numeric:tabular-nums; }
.mp-weight small { font-size:12px; color:var(--text-mid); font-weight:500; }
.mp-delta { font-size:11.5px; font-weight:600; color:var(--good); margin-bottom:14px; }
.mp-spark { display:block; }
.mp-doc { margin-top:2px; }
.mp-docrow { display:flex; justify-content:space-between; align-items:center; font-size:12.5px; font-weight:600; padding:9px 0; border-bottom:1px solid var(--hairline); }
.mp-docrow:last-child { border-bottom:none; }
.mp-docrow .tick { color:var(--good); font-weight:700; }
.mp-mini-pill.block { display:block; margin-top:14px; }

/* ── GLP-1 band ───────────────────────────────────────────────────────────── */
.band {
  border-radius:20px; padding:44px 26px;
  background:linear-gradient(160deg,#1C3A57 0%,#274F74 55%,#2E6188 100%); background-size:130% 130%;
  display:grid; gap:24px; will-change:background-position;
}
@media (min-width:800px) { .band { grid-template-columns:1fr auto; align-items:center; padding:48px 44px; } }
.band h3 { font-size:clamp(24px,3.4vw,32px); font-weight:700; letter-spacing:-0.02em; margin-bottom:8px; text-wrap:balance; }
.band p { font-size:14.5px; line-height:1.6; color:rgba(244,247,249,0.82); max-width:56ch; text-wrap:pretty; }

/* ── Support ──────────────────────────────────────────────────────────────── */
.support { max-width:640px; }
.support h2 { max-width:20ch; }
.support .sec-sub { margin-bottom:28px; }
.support-contacts { display:grid; gap:14px; }
@media (min-width:560px) { .support-contacts { grid-template-columns:1fr 1fr; } }
.contact-card {
  border:1px solid var(--hairline); border-radius:var(--r); padding:22px 22px 24px;
  background-color:rgba(19,26,34,0.5);
  background-image:linear-gradient(180deg,rgba(255,255,255,0.04),transparent 42%);
  transition:border-color .3s var(--ease);
}
.contact-card:hover { border-color:rgba(255,255,255,0.12); }
.contact-card .lbl { font-size:10px; font-weight:700; letter-spacing:0.16em; text-transform:uppercase; color:var(--text-low); margin-bottom:10px; }
.contact-card .email { font-size:clamp(17px,2.6vw,20px); font-weight:700; color:var(--accent); letter-spacing:-0.01em; }
.contact-card .email:hover { filter:brightness(1.12); }
.contact-card .hint { font-size:12.5px; color:var(--text-mid); margin-top:8px; line-height:1.5; }

/* ── Footer ───────────────────────────────────────────────────────────────── */
footer { border-top:1px solid var(--hairline); padding:56px 0 40px; margin-top:24px; }
.foot-grid { display:grid; gap:36px; margin-bottom:40px; }
@media (min-width:760px) { .foot-grid { grid-template-columns:1.4fr 1fr; align-items:start; } }
.foot-brand { position:relative; }
.footmark { width:150px; height:auto; margin:-10px 0 6px -8px; position:relative; }
/* heart-pulse halo — a quiet closing heartbeat (Lev = Hebrew for heart) */
.foot-halo {
  position:absolute; left:63px; top:52px; width:120px; height:120px; margin:-60px 0 0 -60px;
  border-radius:50%; pointer-events:none; z-index:0;
  background:radial-gradient(circle, rgba(124,200,237,0.16) 0%, transparent 68%);
  animation:heartpulse 3.4s ease-in-out infinite;
}
@keyframes heartpulse {
  0%,100% { transform:scale(0.86); opacity:0.35; }
  45%     { transform:scale(1.08); opacity:0.8; }
}
.foot-brand p { font-size:13.5px; line-height:1.7; color:var(--text-mid); max-width:44ch; position:relative; }
.foot-label { font-size:10px; font-weight:700; letter-spacing:0.16em; text-transform:uppercase; color:var(--text-low); margin-bottom:14px; }
.legalnote { font-size:12px; line-height:1.7; color:var(--text-mid); max-width:52ch; }
.legalnote strong { color:var(--text-hi); }
.legalnote + .legalnote { margin-top:8px; }
.foot-base {
  display:flex; flex-wrap:wrap; justify-content:space-between; align-items:center; gap:10px 20px;
  padding-top:22px; border-top:1px solid var(--hairline);
}
.foot-base p { font-size:11.5px; color:var(--text-low); }
.foot-base .identity { color:var(--text-mid); font-weight:600; }
.foot-base .tagline { letter-spacing:0.14em; text-transform:uppercase; font-weight:700; color:var(--text-mid); }

/* ══════════════════════════════════════════════════════════════════════════
   Motion gating — hidden pre-states apply ONLY when `.js` is present.
   Without JS the page is fully composed and visible.
   ══════════════════════════════════════════════════════════════════════════ */
.js .stage { opacity:0; transform:translateY(14px); transition:opacity .65s var(--ease), transform .65s var(--ease); }
.js body.in .stage { opacity:1; transform:none; }
.js .p-card { opacity:0; transform:translateY(10px); transition:opacity .5s var(--ease), transform .5s var(--ease); }
.js body.in .p-card { opacity:1; transform:none; }
.js #arc { stroke-dashoffset:204; }
.js body.in #arc { stroke-dashoffset:35; }
.js body.in .phone-frame { animation:float 7s ease-in-out 1.6s infinite alternate; }
@keyframes float { from{transform:translateY(0)} to{transform:translateY(-6px)} }
.js .rv { opacity:0; transform:translateY(18px); transition:opacity .65s var(--ease), transform .65s var(--ease); }
.js .rv.on { opacity:1; transform:none; }

/* ── Reduced motion: composed final state, no movement ────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  * { transition:none !important; animation:none !important; }
  .js .stage, .js .rv, .js .p-card { opacity:1 !important; transform:none !important; }
  #arc, .js #arc, .js body.in #arc { stroke-dashoffset:35 !important; }
  .chapter { position:static !important; transform:none !important; opacity:1 !important; }
  .scroll-cue { display:none !important; }
  .foot-halo { display:none !important; }
}
