:root{--bg:#f5f3ee;--surface:#fff;--ink:#111827;--muted:#68707d;--line:#dedbd3;--accent:#e85d2a;--accent-dark:#bd4218;--good:#287a55;--danger:#a53131;--shadow:0 12px 30px rgba(17,24,39,.08)}
*{box-sizing:border-box}html{background:var(--ink)}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:100vh;padding-bottom:90px}button,input,select{font:inherit}button{cursor:pointer}.app-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:calc(14px + env(safe-area-inset-top)) 18px 14px;background:rgba(245,243,238,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}h1,h2,h3,p{margin:0}h1{font-size:1.35rem;letter-spacing:-.04em}h2{font-size:1.65rem;letter-spacing:-.04em}h3{font-size:1.05rem}.eyebrow{display:block;color:var(--accent);font-weight:800;font-size:.68rem;letter-spacing:.12em;margin-bottom:3px}.muted{color:var(--muted)}main{max-width:720px;margin:auto;padding:18px}.view{display:none}.view.active{display:block}.hero{display:flex;align-items:flex-end;justify-content:space-between;margin:4px 0 18px}.button{border:0;border-radius:12px;padding:12px 15px;font-weight:750}.button.primary{background:var(--accent);color:#fff}.button.primary:active{background:var(--accent-dark)}.button.secondary{background:var(--surface);color:var(--ink);border:1px solid var(--line)}.button.danger{background:#fff0f0;color:var(--danger);border:1px solid #efcaca}.wide{width:100%;margin:8px 0 20px}.hidden{display:none!important}.card,.exercise-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);margin-bottom:14px}.exercise-card{overflow:hidden}.exercise-head{display:flex;justify-content:space-between;gap:12px;padding:16px}.exercise-head p{font-size:.84rem;margin-top:4px}.exercise-badge{align-self:flex-start;background:#f0eee8;border-radius:999px;padding:5px 9px;font-size:.68rem;font-weight:800;color:var(--muted)}.set-header,.set-row{display:grid;grid-template-columns:32px 1fr 1fr 48px;gap:8px;align-items:center;padding:7px 14px}.set-header{color:var(--muted);font-size:.7rem;font-weight:800;border-top:1px solid var(--line)}.set-row input{width:100%;min-width:0;border:1px solid var(--line);background:#faf9f6;border-radius:10px;padding:11px 8px;text-align:center;font-weight:700}.set-row input:focus{outline:2px solid rgba(232,93,42,.35);border-color:var(--accent)}.set-number{text-align:center;color:var(--muted);font-weight:800}.complete-set{width:42px;height:42px;border-radius:50%;border:2px solid var(--line);background:#fff;color:transparent;font-weight:900}.set-row.done{background:#f2faf6}.set-row.done input{color:var(--good);border-color:#b9dfcc;background:#fff}.set-row.done .complete-set{background:var(--good);border-color:var(--good);color:#fff}.exercise-note{width:calc(100% - 28px);margin:7px 14px 14px;padding:10px;border:0;border-top:1px dashed var(--line);resize:none;color:var(--ink)}.summary{padding:13px 15px;border-radius:14px;background:#e9f6ef;color:#235f44;margin-bottom:14px;font-weight:700}.stack{padding:18px;display:grid;gap:12px}.file-button{text-align:center}.file-button input{display:none}.filters{padding:14px}.filters label{display:grid;gap:6px;font-weight:700}.filters select{padding:11px;border:1px solid var(--line);border-radius:10px;background:#fff}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:14px}.stat{background:var(--ink);color:#fff;border-radius:14px;padding:13px}.stat span{display:block;color:#aab1bc;font-size:.69rem;font-weight:750}.stat strong{font-size:1.05rem}.history-item{padding:15px 16px}.history-item+.history-item{border-top:1px solid var(--line)}.history-item-head{display:flex;justify-content:space-between;font-weight:800}.history-sets{margin-top:7px;color:var(--muted);font-size:.9rem}.empty{padding:28px;text-align:center;color:var(--muted)}.bottom-nav{position:fixed;z-index:20;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(3,1fr);padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:var(--ink);box-shadow:0 -6px 30px rgba(17,24,39,.16)}.bottom-nav button{border:0;background:transparent;color:#8e98a8;font-size:.74rem;font-weight:750;padding:7px}.bottom-nav span{display:block;font-size:1rem;margin-bottom:2px}.bottom-nav button.active{color:#fff}.bottom-nav button.active span{color:var(--accent)}dialog{border:0;padding:0;border-radius:20px;max-width:440px;width:calc(100% - 28px);box-shadow:var(--shadow)}dialog::backdrop{background:rgba(17,24,39,.65)}.dialog-card{padding:18px}.dialog-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.icon-button{border:0;background:#eee;border-radius:50%;width:34px;height:34px;font-size:1.3rem}.template-choice{display:block;width:100%;text-align:left;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;margin-top:9px}.template-choice strong,.template-choice span{display:block}.template-choice span{color:var(--muted);font-size:.85rem;margin-top:3px}.timer{position:fixed;z-index:30;left:12px;right:12px;bottom:82px;max-width:696px;margin:auto;background:var(--ink);color:#fff;border-radius:16px;padding:12px 14px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow)}.timer div{margin-right:auto}.timer strong{font-size:1.25rem}.timer button{border:0;border-radius:10px;padding:9px 11px;background:#303846;color:#fff}.toast{position:fixed;z-index:50;top:80px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;border-radius:999px;padding:10px 16px;box-shadow:var(--shadow);white-space:nowrap}@media(min-width:700px){body{padding-bottom:30px}.bottom-nav{position:sticky;bottom:auto;top:75px;max-width:500px;margin:0 auto 10px;border-radius:0 0 16px 16px}.timer{bottom:20px}}
.exercise-link{color:var(--ink);text-decoration-thickness:2px;text-decoration-color:var(--accent);text-underline-offset:3px}.exercise-link span{color:var(--accent);font-size:.8em}.guide-page{padding-bottom:28px}.guide-card{padding:20px}.guide-card+.guide-card{margin-top:14px}.guide-card ol,.guide-card ul{margin:12px 0 0;padding-left:22px}.guide-card li{margin:9px 0;line-height:1.45}.back-link{color:var(--ink);text-decoration:none;font-weight:800}.safety-card{background:#fff7ed;border-color:#fed7aa}.source-links a{color:var(--accent-dark);font-weight:700}