:root {
  --bg:#0c0a09;
  --low:#131110;
  --card:#181514;
  --raised:#201c1a;
  --highest:#2a2522;
  --hairline:#2b2623;
  --outline:#4a423d;
  --text:#f4efeb;
  --muted:#a79d96;
  --ember:#ff6b2c;
  --ember-text:#ff8b55;
  --on-ember:#1e0b03;
  --ember-container:#3a1e12;
  --danger:#ff7a6e;
  --success:#68d391;
  --warning:#f2b866;
  --shadow:0 18px 60px rgba(0,0,0,.28);
  --radius:18px;
}
html[data-theme="light"] {
  --bg:#efeeec;
  --low:#f6f5f4;
  --card:#ffffff;
  --raised:#f4f2f0;
  --highest:#e8e5e2;
  --hairline:#e2deda;
  --outline:#c9c2bc;
  --text:#1a1513;
  --muted:#6b625c;
  --ember:#c2410c;
  --ember-text:#c2410c;
  --on-ember:#fff;
  --ember-container:#ffe6d8;
  --danger:#b3261e;
  --success:#217a47;
  --warning:#8a5a12;
  --shadow:0 18px 50px rgba(55,43,35,.11);
}
* { box-sizing:border-box; }
html { background:var(--bg); color:var(--text); font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; }
body { margin:0; min-height:100vh; background:
  radial-gradient(circle at 80% -10%, rgba(255,107,44,.08), transparent 28rem), var(--bg); }
a { color:var(--ember-text); text-decoration:none; }
a:hover { text-decoration:none; filter:brightness(1.08); }
button,input,select,textarea { font:inherit; }
button { cursor:pointer; }
.app-shell { min-height:100vh; padding-bottom:84px; }
.topbar {
  height:68px; display:flex; align-items:center; justify-content:space-between;
  padding:0 max(20px,env(safe-area-inset-left)); border-bottom:1px solid var(--hairline);
  background:color-mix(in srgb,var(--bg) 92%,transparent); backdrop-filter:blur(18px);
  position:sticky; top:0; z-index:20;
}
.brand { display:flex; align-items:center; gap:10px; color:var(--text); }
.brand:hover { filter:none; }
.brand-mark {
  width:36px; height:36px; display:grid; place-items:center; border-radius:10px;
  background:#1b1b1f; color:#fff; font-size:22px; font-weight:800; box-shadow:0 0 0 1px var(--hairline);
}
.brand span:last-child { display:flex; flex-direction:column; line-height:1; }
.brand strong { font-size:18px; letter-spacing:.02em; }
.brand small { color:var(--ember-text); font-size:9px; letter-spacing:.22em; margin-top:4px; }
.top-actions { display:flex; align-items:center; gap:10px; }
.gym-chip { display:none; color:var(--muted); font-size:12px; }
.icon-button,.icon-link {
  border:1px solid var(--hairline); background:var(--card); color:var(--text);
  border-radius:10px; min-height:38px; padding:9px 12px;
}
.icon-button { width:40px; padding:0; }
.main-content { width:min(100% - 32px,900px); margin:0 auto; padding:24px 0 48px; }
.page-heading { margin:10px 0 24px; }
.page-heading h1,.landing-hero h1 {
  font-family:Georgia,"Times New Roman",serif; font-weight:400; letter-spacing:-.035em;
  margin:5px 0 8px; font-size:clamp(34px,8vw,50px); line-height:1.04;
}
.page-heading p { color:var(--muted); margin:0; line-height:1.55; max-width:650px; }
.page-heading.with-action { display:flex; align-items:flex-start; justify-content:space-between; gap:18px; }
.eyebrow {
  display:block; color:var(--ember-text); font-size:11px; font-weight:700;
  letter-spacing:.15em; text-transform:uppercase; margin-bottom:6px;
}
.back-link { display:inline-block; color:var(--muted); margin-bottom:12px; }
.card {
  display:block; background:var(--card); color:var(--text); border:1px solid var(--hairline);
  border-radius:var(--radius); padding:18px; box-shadow:0 1px 0 rgba(255,255,255,.02);
}
.card:hover { filter:none; }
.glow-card { box-shadow:0 0 0 1px color-mix(in srgb,var(--ember) 18%,transparent),0 20px 70px rgba(255,107,44,.07); }
.card h2,.card h3 { margin:3px 0 8px; }
.card h2 { font-family:Georgia,"Times New Roman",serif; font-weight:400; font-size:25px; }
.card h3 { font-size:17px; }
.muted { color:var(--muted); }
.small { font-size:12px; }
.center { text-align:center; }
.full { width:100%; }
.stack { display:grid; gap:12px; }
.row-between { display:flex; align-items:flex-start; justify-content:space-between; gap:16px; }
.section-heading { display:flex; justify-content:space-between; align-items:flex-end; gap:16px; margin:28px 0 12px; }
.section-heading h2 { margin:0; font-family:Georgia,"Times New Roman",serif; font-weight:400; font-size:25px; }
.section-heading .eyebrow { margin-bottom:2px; }
.button {
  display:inline-flex; align-items:center; justify-content:center; gap:8px; min-height:44px;
  padding:10px 16px; border-radius:12px; border:1px solid var(--outline);
  background:var(--raised); color:var(--text); font-weight:650; text-decoration:none;
}
.button:hover { filter:brightness(1.08); }
.button:disabled { opacity:.45; cursor:not-allowed; }
.button-primary { background:var(--ember); color:var(--on-ember); border-color:transparent; }
.button-danger-outline { background:transparent; color:var(--danger); border-color:color-mix(in srgb,var(--danger) 45%,transparent); }
.text-button { border:0; background:transparent; color:var(--ember-text); padding:4px; }
.text-button.danger,.danger-text { color:var(--danger); }
.success-text { color:var(--success); }
.badge {
  display:inline-flex; align-items:center; border-radius:999px; padding:5px 9px;
  font-size:11px; font-weight:700; letter-spacing:.04em; border:1px solid var(--hairline);
}
.badge-success { color:var(--success); background:color-mix(in srgb,var(--success) 10%,transparent); }
.badge-warning { color:var(--warning); background:color-mix(in srgb,var(--warning) 10%,transparent); }
.badge-danger { color:var(--danger); background:color-mix(in srgb,var(--danger) 10%,transparent); }
.badge-neutral { color:var(--muted); background:var(--raised); }
.membership-card { display:flex; justify-content:space-between; gap:18px; align-items:flex-start; }
.membership-card h2 { margin:3px 0 6px; }
.metric-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:10px; }
.metric-grid.four { grid-template-columns:repeat(2,1fr); }
.metric {
  background:var(--card); border:1px solid var(--hairline); border-radius:14px;
  padding:16px 10px; text-align:center;
}
.metric strong { display:block; font-family:Georgia,"Times New Roman",serif; font-size:30px; font-weight:400; color:var(--text); }
.metric span { display:block; color:var(--muted); font-size:11px; margin-top:4px; }
.lesson-card { position:relative; }
.lesson-card-top { display:flex; justify-content:space-between; gap:16px; }
.lesson-card h3 { font-size:19px; margin:2px 0 10px; }
.chevron { color:var(--muted); font-size:28px; line-height:1; }
.technique-pill {
  display:inline-flex; padding:6px 10px; border-radius:999px; background:var(--ember-container);
  color:var(--ember-text); font-size:12px; font-weight:650; margin:3px 0 8px;
}
.pill-wrap { display:flex; flex-wrap:wrap; gap:8px; }
.card-meta { display:flex; flex-wrap:wrap; gap:7px; margin-top:12px; }
.clamp-1,.clamp-2 { display:-webkit-box; -webkit-box-orient:vertical; overflow:hidden; }
.clamp-1 { -webkit-line-clamp:1; }
.clamp-2 { -webkit-line-clamp:2; }
.log-card { display:grid; grid-template-columns:58px 1fr; gap:14px; align-items:start; }
.log-date { border-right:1px solid var(--hairline); padding-right:13px; text-align:center; }
.log-date strong { display:block; font-family:Georgia,"Times New Roman",serif; font-size:28px; font-weight:400; }
.log-date span { font-size:10px; color:var(--ember-text); font-weight:700; letter-spacing:.1em; }
.log-main h3 { margin:0; }
.log-main p { margin:5px 0; }
.form-stack { display:grid; gap:16px; }
.form-grid { display:grid; gap:12px; }
.form-grid.two { grid-template-columns:1fr; }
label { display:grid; gap:7px; color:var(--muted); font-size:12px; font-weight:650; letter-spacing:.02em; }
input,select,textarea {
  width:100%; border:1px solid var(--outline); background:var(--low); color:var(--text);
  border-radius:11px; padding:12px 13px; outline:none; min-height:45px;
}
textarea { resize:vertical; line-height:1.45; }
input:focus,select:focus,textarea:focus { border-color:var(--ember); box-shadow:0 0 0 3px color-mix(in srgb,var(--ember) 12%,transparent); }
label small { color:var(--muted); font-weight:400; }
.search-bar { display:grid; grid-template-columns:1fr auto; gap:8px; margin-bottom:10px; }
.locked-card { display:flex; gap:15px; align-items:center; }
.lock-icon { width:46px; height:46px; border-radius:50%; background:var(--ember-container); display:grid; place-items:center; color:var(--ember-text); font-size:22px; flex:0 0 auto; }
.empty-card { text-align:center; padding:28px 18px; color:var(--muted); }
.video-card { border-radius:var(--radius); overflow:hidden; background:#050505; border:1px solid var(--hairline); margin-bottom:16px; }
.video-frame { aspect-ratio:16/9; }
.video-frame iframe { width:100%; height:100%; border:0; display:block; }
.video-placeholder { min-height:230px; display:grid; place-content:center; text-align:center; padding:30px; color:#fff; background:radial-gradient(circle at center,rgba(255,107,44,.14),transparent 60%),#090807; }
.video-placeholder p { color:#aaa; margin:6px 0 0; }
.preserve-lines { white-space:pre-wrap; line-height:1.6; }
.notes-grid { display:grid; gap:12px; margin-top:16px; }
.note-card p { line-height:1.6; }
.auth-shell { min-height:calc(100vh - 150px); display:grid; place-items:center; }
.auth-card { width:min(100%,470px); background:var(--card); border:1px solid var(--hairline); border-radius:24px; padding:24px; box-shadow:var(--shadow); }
.auth-heading h1 { font-family:Georgia,"Times New Roman",serif; font-weight:400; font-size:38px; margin:5px 0; }
.auth-heading p { color:var(--muted); margin:0 0 22px; line-height:1.5; }
.auth-foot { text-align:center; color:var(--muted); margin:18px 0 0; font-size:13px; }
.flash { border-radius:12px; padding:12px 14px; margin-bottom:14px; border:1px solid var(--hairline); background:var(--card); }
.flash-success { color:var(--success); border-color:color-mix(in srgb,var(--success) 32%,var(--hairline)); }
.flash-danger { color:var(--danger); border-color:color-mix(in srgb,var(--danger) 32%,var(--hairline)); }
.flash-info { color:var(--muted); }
.bottom-nav {
  position:fixed; z-index:25; bottom:0; left:0; right:0; height:68px; padding-bottom:env(safe-area-inset-bottom);
  display:grid; grid-template-columns:repeat(5,1fr); background:color-mix(in srgb,var(--low) 94%,transparent);
  border-top:1px solid var(--hairline); backdrop-filter:blur(18px);
}
.bottom-nav a { display:grid; place-items:center; align-content:center; gap:5px; color:var(--muted); font-size:10px; }
.bottom-nav a.active { color:var(--ember-text); }
.nav-dot { width:5px; height:5px; border-radius:50%; background:currentColor; opacity:.28; }
.bottom-nav a.active .nav-dot { opacity:1; box-shadow:0 0 10px color-mix(in srgb,var(--ember) 70%,transparent); }
.admin-actions { display:grid; grid-template-columns:1fr; gap:12px; margin:18px 0; }
.action-card p { margin:0; color:var(--muted); font-size:13px; }
.member-card h3,.member-card p { margin:0; }
.member-meta { display:flex; gap:14px; color:var(--muted); font-size:12px; margin:12px 0; }
.member-controls { display:flex; flex-wrap:wrap; gap:7px; align-items:center; }
.small-button { min-height:36px; padding:7px 10px; font-size:12px; }
.small-button.danger { color:var(--danger); }
.custom-expiry { display:flex; gap:6px; width:100%; margin-top:4px; }
.custom-expiry input { min-height:36px; padding:6px 9px; }
.invite-card { text-align:center; display:grid; gap:14px; justify-items:center; }
.invite-code { font-family:ui-monospace,SFMono-Regular,Consolas,monospace; font-size:28px; letter-spacing:.08em; }
.upload-drop { border:1px dashed var(--outline); border-radius:14px; min-height:160px; margin:12px 0; overflow:hidden; }
.stream-warning { margin-bottom:18px; border-color:color-mix(in srgb,var(--warning) 42%,var(--hairline)); }
.stream-warning-inline { margin:14px 0; padding:14px; border-radius:12px; border:1px solid color-mix(in srgb,var(--warning) 42%,var(--hairline)); background:color-mix(in srgb,var(--warning) 7%,transparent); }
.stream-warning-inline strong { color:var(--warning); }
.stream-warning-inline p { margin:6px 0 0; }
code { background:var(--raised); border:1px solid var(--hairline); padding:2px 5px; border-radius:6px; color:var(--muted); }
.landing-hero { min-height:calc(100vh - 170px); display:grid; align-items:center; gap:30px; padding:35px 0; }
.landing-hero h1 { font-size:clamp(42px,10vw,68px); }
.landing-hero h1 em { color:var(--ember-text); font-weight:400; }
.hero-copy p { color:var(--muted); font-size:17px; line-height:1.65; max-width:630px; }
.hero-actions { display:flex; gap:10px; margin-top:22px; }
.hero-demo { padding:20px; }
.demo-video { aspect-ratio:16/9; border-radius:14px; display:grid; place-items:center; background:radial-gradient(circle at center,var(--ember-container),#070605 70%); color:var(--ember); font-size:42px; margin:10px 0 18px; }
.demo-pills { display:flex; flex-wrap:wrap; gap:7px; }
.demo-pills span { font-size:11px; border:1px solid var(--hairline); border-radius:999px; padding:6px 8px; color:var(--muted); }
.landing-grid { display:grid; gap:12px; padding-bottom:30px; }
.landing-grid p { color:var(--muted); line-height:1.5; margin-bottom:0; }
@media (min-width:640px) {
  .gym-chip { display:inline-flex; }
  .form-grid.two { grid-template-columns:1fr 1fr; }
  .metric-grid.four { grid-template-columns:repeat(4,1fr); }
  .notes-grid { grid-template-columns:repeat(2,1fr); }
  .admin-actions { grid-template-columns:repeat(2,1fr); }
  .landing-grid { grid-template-columns:repeat(3,1fr); }
}
@media (min-width:900px) {
  .topbar { padding-left:32px; padding-right:32px; }
  .main-content { padding-top:34px; }
  .landing-hero { grid-template-columns:1.15fr .85fr; gap:60px; }
  .bottom-nav { width:520px; left:50%; transform:translateX(-50%); bottom:16px; border:1px solid var(--hairline); border-radius:18px; overflow:hidden; box-shadow:var(--shadow); }
  .app-shell { padding-bottom:105px; }
}
@media (max-width:520px) {
  .page-heading.with-action { align-items:flex-end; }
  .page-heading.with-action h1 { font-size:34px; }
  .metric strong { font-size:26px; }
  .membership-card { flex-direction:column; }
  .search-bar { grid-template-columns:1fr; }
  .hero-actions { flex-direction:column; }
}