:root{--bg:#09100e;--panel:#111a17;--panel2:#17231f;--text:#f1f6f4;--muted:#91a39d;--line:#23322d;--accent:#64e6a6;--accent2:#b7ffd7;--danger:#ff7b7b;--shadow:0 14px 40px rgba(0,0,0,.28)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text",Inter,Arial,sans-serif}
body{min-height:100vh}
button,input{font:inherit}
button{cursor:pointer}
.app-shell{width:min(760px,100%);min-height:100vh;margin:0 auto;background:linear-gradient(180deg,#0b1511 0,#09100e 280px);position:relative}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:calc(14px + env(safe-area-inset-top)) 18px 12px;background:rgba(9,16,14,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.04)}
.brand{font-weight:900;letter-spacing:-.5px;font-size:21px}.brand span{color:var(--accent)}
.subbrand{font-size:11px;color:var(--muted);margin-top:1px;text-transform:uppercase;letter-spacing:.9px}
.icon-btn,.close-btn{border:0;background:var(--panel2);color:var(--text);width:44px;height:44px;border-radius:14px;font-size:20px}
.content{padding:18px 16px 110px}
.loader{color:var(--muted);padding:48px 0;text-align:center}
.hero{padding:20px;border-radius:24px;background:linear-gradient(135deg,#17261f,#0e1815);border:1px solid #21342c;box-shadow:var(--shadow)}
.eyebrow{font-size:12px;color:var(--accent);font-weight:800;text-transform:uppercase;letter-spacing:.9px}
h1,h2,h3,p{margin-top:0}.hero h1{font-size:30px;letter-spacing:-1.1px;margin:8px 0 8px}.hero p{color:var(--muted);line-height:1.45;margin-bottom:18px}
.primary-btn,.secondary-btn,.danger-btn{border:0;border-radius:15px;min-height:48px;padding:0 18px;font-weight:800}
.primary-btn{background:var(--accent);color:#062016}.secondary-btn{background:var(--panel2);color:var(--text);border:1px solid var(--line)}.danger-btn{background:#2a1818;color:#ffaaaa;border:1px solid #4a2222}
.primary-btn:active,.secondary-btn:active{transform:scale(.985)}
.wide{width:100%}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0 20px}.stat{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:14px}.stat strong{display:block;font-size:22px;letter-spacing:-.5px}.stat span{font-size:11px;color:var(--muted)}
.section-head{display:flex;align-items:center;justify-content:space-between;margin:22px 2px 10px}.section-head h2{font-size:18px;margin:0}.text-btn{border:0;background:transparent;color:var(--accent);font-weight:750;padding:8px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:19px;padding:15px;margin-bottom:10px}
.card-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.card h3{font-size:16px;margin:0 0 4px}.meta{font-size:12px;color:var(--muted);line-height:1.4}.badge{display:inline-block;padding:5px 8px;border-radius:999px;background:#163526;color:var(--accent2);font-size:10px;font-weight:800}.badge.gray{background:#1c2925;color:#a9bab4}
.empty{padding:34px 18px;text-align:center;border:1px dashed #2b3a35;border-radius:20px;color:var(--muted)}
.bottom-nav{position:fixed;z-index:30;left:50%;transform:translateX(-50%);bottom:0;width:min(760px,100%);display:grid;grid-template-columns:repeat(5,1fr);padding:7px 7px calc(7px + env(safe-area-inset-bottom));background:rgba(10,17,15,.95);backdrop-filter:blur(20px);border-top:1px solid var(--line)}
.nav-btn{border:0;background:transparent;color:#73867f;padding:7px 2px 5px;min-width:0}.nav-btn b{display:block;font-size:20px;height:23px}.nav-btn span{display:block;font-size:9px;margin-top:2px;white-space:nowrap}.nav-btn.active{color:var(--accent)}
.search{width:100%;border:1px solid var(--line);background:#0c1412;color:var(--text);padding:13px 14px;border-radius:14px;outline:none}.search:focus{border-color:#3d8061}
.filters{display:flex;gap:7px;overflow:auto;padding:2px 0 10px;scrollbar-width:none}.filter{white-space:nowrap;border:1px solid var(--line);background:var(--panel);color:var(--muted);padding:8px 11px;border-radius:999px;font-size:12px}.filter.active{background:#173a29;color:var(--accent2);border-color:#27563f}
.exercise-list{display:grid;gap:9px}.exercise-card{background:var(--panel);border:1px solid var(--line);border-radius:17px;padding:14px}.exercise-card .name{font-weight:800;margin-bottom:4px}.exercise-card .muscles{font-size:12px;color:var(--muted)}
.workout-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.workout-head h1{font-size:25px;margin:0 0 5px}.live{display:inline-flex;gap:7px;align-items:center;color:var(--accent);font-size:12px;font-weight:800}.live:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px rgba(100,230,166,.08)}
.exercise-workout{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:15px;margin-bottom:12px}.exercise-workout h3{margin:0;font-size:17px}.exercise-workout .top{display:flex;justify-content:space-between;gap:10px}.mini-remove{border:0;background:transparent;color:#75877f;font-size:18px;padding:2px 5px}
.set-head,.set-row{display:grid;grid-template-columns:32px 1fr 1fr 38px;gap:7px;align-items:center}.set-head{color:var(--muted);font-size:10px;text-align:center;margin:14px 0 6px}.set-row{margin-bottom:7px}.set-index{font-size:12px;color:var(--muted);text-align:center}.set-value{background:#0b1311;border:1px solid var(--line);padding:10px 7px;border-radius:11px;text-align:center;font-weight:700}.set-ok{width:35px;height:35px;border:0;border-radius:11px;background:#173929;color:var(--accent)}
.set-entry{display:grid;grid-template-columns:1fr 1fr 44px;gap:7px;margin-top:10px}.set-entry input{min-width:0;width:100%;background:#0b1311;border:1px solid var(--line);color:var(--text);padding:11px;border-radius:12px;outline:none}.set-entry button{border:0;border-radius:12px;background:var(--accent);color:#062016;font-size:22px;font-weight:900}.prev{margin-top:8px;color:#7f938b;font-size:11px}
.sheet-backdrop{position:fixed;z-index:39;inset:0;background:rgba(0,0,0,.58);opacity:0;pointer-events:none;transition:.2s}.sheet-backdrop.open{opacity:1;pointer-events:auto}.sheet{position:fixed;z-index:40;left:50%;bottom:0;transform:translate(-50%,105%);width:min(760px,100%);max-height:82vh;overflow:auto;background:#101a17;border:1px solid #26362f;border-radius:24px 24px 0 0;padding:8px 16px calc(18px + env(safe-area-inset-bottom));transition:.25s ease;box-shadow:0 -20px 60px rgba(0,0,0,.4)}.sheet.open{transform:translate(-50%,0)}.sheet-handle{width:42px;height:5px;background:#3a4b45;border-radius:999px;margin:2px auto 12px}.sheet-head{display:flex;align-items:center;justify-content:space-between}.sheet-head h2{font-size:20px;margin:0}.close-btn{width:38px;height:38px}
.picker-list{display:grid;gap:8px;margin-top:12px}.picker-item{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:15px;padding:13px;text-align:left}.picker-item b{display:block}.picker-item span{font-size:11px;color:var(--muted)}
.timer-sheet{text-align:center}.timer-sheet .sheet-head{text-align:left}.timer-display{font-size:64px;font-weight:900;letter-spacing:-2px;margin:26px 0 18px;font-variant-numeric:tabular-nums}.timer-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:10px}.timer-sheet .primary-btn{width:100%}
.history-date{font-size:13px;font-weight:800}.history-total{font-size:22px;font-weight:900;margin-top:4px}.history-items{margin-top:10px;border-top:1px solid var(--line);padding-top:9px}.history-item{display:flex;justify-content:space-between;gap:10px;padding:5px 0;font-size:12px}.history-item span:last-child{color:var(--muted)}
.progress-select{width:100%;background:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:14px;padding:13px;margin-bottom:12px}.chart{height:210px;background:linear-gradient(180deg,rgba(100,230,166,.06),transparent);border:1px solid var(--line);border-radius:18px;padding:12px;position:relative;overflow:hidden}.chart svg{width:100%;height:100%}.chart-empty{display:grid;place-items:center;height:100%;color:var(--muted);font-size:13px}.record{padding:16px;border-radius:18px;background:linear-gradient(135deg,#153425,#101b17);border:1px solid #28533e;margin-bottom:10px}.record small{color:var(--muted)}.record strong{display:block;font-size:26px;margin-top:3px}
.toast{position:fixed;z-index:60;left:50%;bottom:92px;transform:translate(-50%,20px);background:#effff6;color:#0c2419;padding:11px 16px;border-radius:13px;font-size:13px;font-weight:750;opacity:0;pointer-events:none;transition:.2s;box-shadow:var(--shadow);white-space:nowrap}.toast.show{opacity:1;transform:translate(-50%,0)}
.flex{display:flex}.gap8{gap:8px}.mt10{margin-top:10px}.muted{color:var(--muted)}
@media(min-width:620px){.content{padding-left:24px;padding-right:24px}.exercise-list{grid-template-columns:1fr 1fr}.nav-btn span{font-size:10px}}
@media(max-width:380px){.content{padding-left:12px;padding-right:12px}.hero h1{font-size:27px}.stats{gap:6px}.stat{padding:11px}.stat strong{font-size:19px}.nav-btn span{font-size:8px}}

/* Exercise-centric catalog */
.exercise-card.with-photo{padding:0;overflow:hidden}
.exercise-card-body{padding:14px}
.exercise-photo{display:block;width:100%;height:190px;object-fit:contain;background:#f3f4f2;padding:8px}
.machine-name{margin-top:10px;color:var(--accent2);font-size:11px;font-weight:750;line-height:1.35}
.exercise-desc{font-size:12px;color:#c7d3cf;line-height:1.5;margin:9px 0 0}
.technique{font-size:11px;color:var(--muted);line-height:1.5;margin-top:8px;padding-top:8px;border-top:1px solid var(--line)}
.technique b{color:#cbd8d3}
.primary-btn.small{min-height:40px;margin-top:12px;padding:0 13px;font-size:12px}
.picker-item{display:flex;align-items:center;gap:11px}
.picker-item>img{width:62px;height:62px;object-fit:contain;border-radius:10px;background:#f3f4f2;flex:0 0 62px}
.picker-copy{min-width:0;display:block}.picker-copy>b,.picker-copy>span,.picker-copy>small{display:block}.picker-copy>span{margin-top:3px}.picker-copy>small{font-size:10px;color:#758980;margin-top:2px}
.history-actions{display:flex;align-items:flex-end;flex-direction:column;gap:7px}
.delete-workout{border:0;background:transparent;color:var(--danger);font-size:11px;padding:3px 1px}
.delete-workout:active{opacity:.65}