body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}:root{--tg-theme-bg-color:#fff;--tg-theme-text-color:#000;--tg-theme-hint-color:#999;--tg-theme-button-color:#2481cc;--tg-theme-button-text-color:#fff;--radius:12px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.page{max-width:480px;margin:0 auto;padding:16px}.btn{border-radius:var(--radius);cursor:pointer;border:none;width:100%;padding:14px;font-size:16px;font-weight:600;transition:opacity .2s;display:block}.btn:disabled{opacity:.5;cursor:not-allowed}.btn:active{opacity:.8}.btn-primary{background:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color)}.btn-secondary{color:#333;background:#f0f0f0}.btn-danger{color:#fff;background:#ff3b30}.btn-sm{width:auto;padding:8px 16px;font-size:14px}.home-page .hero{text-align:center;padding:40px 0 32px}.home-page .hero h1{margin-bottom:8px;font-size:28px}.home-page .hero p{color:var(--tg-theme-hint-color)}.home-page .actions{flex-direction:column;gap:12px;display:flex}.workout-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.sets-log{border-radius:var(--radius);background:#f8f8f8;margin-bottom:16px;padding:12px}.exercise-log{margin-bottom:8px}.exercise-log strong{font-size:14px}.sets-row{flex-wrap:wrap;gap:6px;margin-top:4px;display:flex}.set-badge{background:var(--tg-theme-button-color);color:#fff;border-radius:20px;padding:2px 10px;font-size:13px}.section{margin-bottom:20px}.section h3{margin-bottom:10px;font-size:16px}.muscle-filters{flex-wrap:wrap;gap:8px;margin-bottom:12px;display:flex}.chip{cursor:pointer;background:#fff;border:1px solid #ddd;border-radius:20px;padding:6px 14px;font-size:13px}.chip.active{background:var(--tg-theme-button-color);color:#fff;border-color:#0000}.exercise-list{flex-direction:column;gap:8px;max-height:240px;display:flex;overflow-y:auto}.exercise-btn{text-align:left;border-radius:var(--radius);cursor:pointer;background:#fff;border:1px solid #eee;width:100%;padding:12px;font-size:15px;transition:all .15s}.exercise-btn.selected{border-color:var(--tg-theme-button-color);background:#e8f4ff}.set-form{border-radius:var(--radius);background:#f8f8f8;padding:16px}.form-row{gap:12px;margin-bottom:14px;display:flex}.field{flex:1}.field label{color:var(--tg-theme-hint-color);margin-bottom:4px;font-size:12px;display:block}.field input{text-align:center;border:1px solid #ddd;border-radius:8px;width:100%;padding:10px;font-size:16px}.modal-overlay{z-index:100;background:#00000080;align-items:flex-end;display:flex;position:fixed;inset:0}.modal{border-radius:var(--radius) var(--radius) 0 0;background:#fff;width:100%;padding:24px}.modal h3{margin-bottom:16px}.modal textarea{resize:none;border:1px solid #ddd;border-radius:8px;width:100%;margin-bottom:16px;padding:10px;font-size:15px}.modal-actions{gap:12px;display:flex}.modal-actions .btn{flex:1}.page-header{align-items:center;gap:12px;margin-bottom:20px;display:flex}.back-btn{cursor:pointer;color:var(--tg-theme-button-color);background:0 0;border:none;font-size:16px}.workout-list{flex-direction:column;gap:12px;display:flex}.workout-card{border-radius:var(--radius);border:1px solid #eee;padding:16px}.workout-card-header{justify-content:space-between;margin-bottom:8px;display:flex}.workout-date{font-weight:600}.workout-duration,.workout-stats{color:var(--tg-theme-hint-color);font-size:14px}.workout-notes{color:#555;margin-top:8px;font-size:14px}.loading{text-align:center;color:var(--tg-theme-hint-color);padding:40px}.empty{text-align:center;padding:40px 0}.empty p{color:var(--tg-theme-hint-color);margin-bottom:20px}