:root{
  --bg:#0b0d10;
  --panel:#15191f;
  --panel2:#1b2128;
  --text:#f3f5f7;
  --muted:#99a3ad;
  --line:#2a313a;
  --accent:#e8ff55;
  --accent2:#b8d400;
  --danger:#ff6b6b;
  --good:#68e6a3;
  --shadow:0 14px 32px rgba(0,0,0,.35);
  --radius:20px;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;min-height:100%;}
body{padding-bottom:88px}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.app-shell{max-width:760px;margin:0 auto;min-height:100vh}
.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:18px 18px 14px;background:linear-gradient(180deg,rgba(11,13,16,.98),rgba(11,13,16,.88),rgba(11,13,16,0));backdrop-filter:blur(8px)}
.eyebrow{font-size:11px;letter-spacing:.18em;color:var(--accent);font-weight:800}
h1{font-size:24px;margin:4px 0 0}
main{padding:0 16px 34px}
.card{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin:12px 0;box-shadow:var(--shadow)}
.hero{padding:20px;background:radial-gradient(circle at top right,rgba(232,255,85,.12),transparent 34%),linear-gradient(180deg,#20262d,#13171c)}
.hero h2{margin:6px 0 6px;font-size:28px;line-height:1.05}
.hero p{margin:0;color:var(--muted)}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
.stat{background:#0f1216;border:1px solid var(--line);border-radius:16px;padding:12px}
.stat b{display:block;font-size:19px}.stat span{font-size:11px;color:var(--muted)}
.primary-btn,.secondary-btn,.ghost-btn,.small-btn{border:0;border-radius:14px;font-weight:800}
.primary-btn{width:100%;padding:15px;background:var(--accent);color:#101300;margin-top:14px}
.secondary-btn{width:100%;padding:13px;background:#262e37;color:var(--text);border:1px solid #343e49;margin-top:10px}
.ghost-btn{padding:10px 13px;background:transparent;color:var(--accent);border:1px solid var(--accent)}
.small-btn{padding:9px 11px;background:#2b343e;color:var(--text)}
.small-btn.danger{color:#fff;background:#5a262a}
.hidden{display:none!important}
.section-title{display:flex;align-items:end;justify-content:space-between;margin:22px 4px 8px}.section-title h3{margin:0;font-size:18px}.section-title span{color:var(--muted);font-size:12px}
.workout-chip{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}.workout-chip:last-child{border-bottom:0}
.workout-chip strong{display:block}.workout-chip small{color:var(--muted)}
.badge{display:inline-flex;align-items:center;gap:5px;border:1px solid #3a444f;background:#11151a;color:#cdd5dd;border-radius:999px;padding:6px 9px;font-size:11px;font-weight:700}.badge.accent{border-color:#536000;color:var(--accent)}
.exercise-card{background:#12161b;border:1px solid var(--line);border-radius:18px;padding:14px;margin:12px 0}
.exercise-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.exercise-head h4{font-size:17px;margin:0 0 4px}.exercise-head p{color:var(--muted);font-size:12px;margin:0}
.exercise-icon{width:44px;height:44px;flex:0 0 44px;border-radius:14px;background:#212831;display:grid;place-items:center;font-size:22px}
.tags{display:flex;gap:7px;flex-wrap:wrap;margin:10px 0}
.prev{background:#0e1115;border:1px dashed #343c45;border-radius:14px;padding:10px;margin:10px 0;color:#cbd3db;font-size:12px}
.log-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin-top:10px}
.log-grid label,.field label{font-size:11px;color:var(--muted);display:block;margin:0 0 5px}
input,select,textarea{width:100%;background:#0c0f13;color:var(--text);border:1px solid #36404b;border-radius:12px;padding:12px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent)}
textarea{min-height:74px;resize:vertical}
.warmups{margin-top:10px}.warmup-row{display:grid;grid-template-columns:50px 1fr 1fr;gap:8px;align-items:center;margin:7px 0}.warmup-row span{font-size:11px;color:var(--muted)}
.set-done{display:flex;align-items:center;gap:10px;margin-top:10px}.set-done input{width:20px;height:20px;accent-color:var(--accent)}
.exercise-actions{display:flex;gap:8px;margin-top:11px}.exercise-actions a,.exercise-actions button{flex:1;text-align:center;text-decoration:none}
.notice{border-left:4px solid var(--accent);padding:12px 14px;background:#151a11;border-radius:12px;color:#dfe8bc;font-size:12px;margin:12px 0}
.warning{border-left-color:#ffb24a;background:#1c1710;color:#f0d1a2}
.history-item{padding:14px 0;border-bottom:1px solid var(--line)}.history-item:last-child{border-bottom:0}.history-item b{display:block}.history-item small{color:var(--muted)}
.progress-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.progress-number{background:#0f1317;border:1px solid var(--line);border-radius:16px;padding:14px}.progress-number b{display:block;font-size:22px}.progress-number span{color:var(--muted);font-size:11px}
canvas{width:100%;height:220px;background:#0f1216;border-radius:16px;border:1px solid var(--line);margin-top:12px}
.timer-bar{position:fixed;left:50%;transform:translateX(-50%);bottom:78px;z-index:50;width:min(730px,calc(100% - 20px));padding:12px 14px;border-radius:18px;background:#202700;border:1px solid #566400;box-shadow:0 14px 35px rgba(0,0,0,.6);display:flex;align-items:center;justify-content:space-between}.timer-label{font-size:10px;color:#cddd6c;font-weight:800;letter-spacing:.14em}.timer-text{font-size:28px;font-weight:900;color:var(--accent)}.timer-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.bottom-nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:min(760px,100%);z-index:40;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(15,18,22,.96);border-top:1px solid var(--line);padding:8px 8px calc(8px + env(safe-area-inset-bottom));backdrop-filter:blur(14px)}
.nav-btn{background:transparent;border:0;color:var(--muted);padding:4px 0}.nav-btn span{display:block;font-size:20px}.nav-btn small{font-size:10px}.nav-btn.active{color:var(--accent)}
.inline-row{display:flex;gap:8px;align-items:center}.inline-row>*{flex:1}
.kicker{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.muted{color:var(--muted)}
hr{border:0;border-top:1px solid var(--line);margin:16px 0}
@media(max-width:430px){.stat-row{grid-template-columns:1fr 1fr}.stat-row .stat:last-child{grid-column:1/-1}.log-grid{grid-template-columns:1fr 1fr}.log-grid>div:last-child{grid-column:1/-1}.exercise-actions{flex-direction:column}.timer-bar{align-items:flex-start}.timer-actions{max-width:55%}}

.exercise-icon{background:linear-gradient(145deg,#2a3139,#12161b);border:1px solid #39434e;box-shadow:inset 0 0 0 1px rgba(255,255,255,.02)}
.exercise-icon::after{content:"";position:absolute}
.topbar h1 span{font-weight:700}
@media (display-mode:standalone){.topbar{padding-top:calc(18px + env(safe-area-inset-top))}.ghost-btn{display:none!important}}