:root{color:#16201c;background:#f7f4ee;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:#f7f4ee}button,input,select{font:inherit}.app-shell{min-height:100vh;padding:env(safe-area-inset-top) 16px env(safe-area-inset-bottom)}.screen{max-width:560px;margin:0 auto;padding:24px 0 88px}.eyebrow{margin:0 0 8px;color:#5f6f67;font-size:13px;font-weight:700;text-transform:uppercase}h1{margin:0 0 20px;font-size:32px;line-height:1.1;letter-spacing:0;overflow-wrap:anywhere}.screen-header{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:start}.compact-button{width:auto;min-height:40px;padding:0 12px;font-size:14px}.primary-button{width:100%;min-height:52px;border:0;border-radius:8px;color:#fff;background:#0f6b5f;font-weight:700}.muted{color:#64746c}.bottom-nav{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,1fr);gap:4px;padding:8px 10px calc(8px + env(safe-area-inset-bottom));border-top:1px solid #ddd7ca;background:#f7f4eef5;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.bottom-nav button{min-height:48px;border:0;border-radius:8px;background:transparent;color:#5c6b65;display:grid;place-items:center;gap:2px;font-size:11px}.bottom-nav button.active{color:#0f6b5f;background:#e2f0ec}.stat-card,.timer-panel{border:1px solid #ddd7ca;border-radius:8px;padding:14px;background:#fffdfa}.stat-card span{display:block;color:#64746c;font-size:13px}.stat-card strong{display:block;margin-top:6px;font-size:24px}.exercise-list{display:grid;gap:8px}.exercise-select{display:grid;gap:8px;color:#4c5f56;font-size:14px;font-weight:700}.exercise-select select{width:100%;min-height:64px;border:2px solid #0f6b5f;border-radius:8px;padding:0 48px 0 16px;color:#16201c;background:#e2f0ec;font-size:20px;font-weight:700;line-height:1.2}.exercise-chip{display:flex;justify-content:space-between;align-items:center;min-height:48px;border:1px solid #ddd7ca;border-radius:8px;padding:10px 12px;background:#fffdfa;overflow-wrap:anywhere}.exercise-chip span{min-width:0;text-align:left}.exercise-chip small{flex:0 0 auto;color:#64746c}.exercise-chip.selected{border-color:#0f6b5f;background:#e2f0ec}.set-editor{display:grid;gap:12px}.set-editor label{display:grid;gap:6px;color:#4c5f56;font-size:13px;font-weight:700}.set-editor input{min-height:48px;border:1px solid #cfc7b8;border-radius:8px;padding:0 12px;background:#fff}.action-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}.secondary-button{min-height:52px;border:1px solid #cfc7b8;border-radius:8px;padding:0 18px;color:#16201c;background:#fffdfa;font-weight:700}.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:18px}.heat-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:5px;margin-top:18px}.heat-grid span{aspect-ratio:1;border-radius:4px;background:#e4ded2}.heat-grid span.filled{background:#0f6b5f}.record-list{display:grid;gap:10px}.record-card,.chart-panel{display:grid;gap:6px;border:1px solid #ddd7ca;border-radius:8px;padding:14px;background:#fffdfa;overflow-wrap:anywhere}.record-card span,.record-card small{color:#64746c}.notice{border:1px solid #cfc7b8;border-radius:8px;padding:12px;color:#4d4a41;background:#fff7d7}.app-notice{max-width:560px;margin:16px auto 0}.settings-actions{display:grid;gap:10px;margin:16px 0}.file-button{display:grid;place-items:center;min-height:52px;border:1px solid #cfc7b8;border-radius:8px;color:#16201c;background:#fffdfa;font-weight:700}.file-button input{display:none}