:root{--bg:#0f172a;--surface:#1a2436;--surface-2:#24314a;--text:#e8edf5;--text-dim:#93a1b8;--accent:#5ee09c;--danger:#ef6b6b;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#app{min-height:100vh;padding-bottom:env(safe-area-inset-bottom)}.app-header{padding:calc(env(safe-area-inset-top) + 12px) 16px 12px;background:var(--surface);border-bottom:1px solid var(--surface-2);z-index:10;position:sticky;top:0}.app-header h1{margin:0;font-size:1.1rem}.day-label{color:var(--text-dim);margin-top:6px;font-size:.95rem}main{max-width:560px;margin:0 auto;padding:16px}.rest-view,.placeholder-view{text-align:center;color:var(--text-dim);padding:48px 16px;font-size:1.05rem}.saved-banner{color:var(--accent);border:1px solid var(--accent);background:#5ee09c26;border-radius:10px;margin-bottom:14px;padding:10px 14px;font-size:.9rem}.exercise-card{background:var(--surface);border-radius:14px;margin-bottom:14px;padding:14px}.exercise-header{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.exercise-name{font-size:1.05rem;font-weight:600}.remove-exercise-btn{color:var(--text-dim);cursor:pointer;background:0 0;border:none;flex-shrink:0;padding:4px 6px;font-size:1rem}.last-logged{color:var(--text-dim);margin-top:2px;margin-bottom:10px;font-size:.78rem}.set-count-row{align-items:center;gap:8px;margin-bottom:8px;display:flex}.set-count-label{color:var(--text-dim);font-size:.8rem}.set-count-value{text-align:center;min-width:20px;font-size:.95rem}.set-row{align-items:center;gap:6px;padding:6px 0;display:flex}.set-label{width:48px;color:var(--text-dim);flex-shrink:0;font-size:.85rem}.stepper{background:var(--surface-2);border-radius:10px;align-items:center;display:flex;overflow:hidden}.stepper button{width:40px;height:40px;color:var(--text);cursor:pointer;background:0 0;border:none;font-size:1.2rem}.stepper button:active{background:#ffffff1a}.stepper input{width:44px;color:var(--text);text-align:center;-moz-appearance:textfield;background:0 0;border:none;font-size:1rem}.stepper input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.stepper input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.stepper input.prefill{color:var(--text-dim)}.x{color:var(--text-dim);font-size:.9rem}.failure-toggle{border:1px solid var(--text-dim);width:36px;height:36px;color:var(--text-dim);cursor:pointer;background:0 0;border-radius:50%;flex-shrink:0;margin-left:auto;font-weight:700}.failure-toggle.active{background:var(--danger);border-color:var(--danger);color:#fff}.add-exercise-btn{background:var(--surface);border:1px dashed var(--text-dim);width:100%;color:var(--text);cursor:pointer;border-radius:12px;margin-bottom:10px;padding:14px;font-size:.95rem}.add-exercise-row{gap:8px;margin-bottom:16px;display:flex}.add-exercise-row input{border:1px solid var(--surface-2);background:var(--surface);color:var(--text);border-radius:10px;flex:1;padding:12px;font-size:1rem}.add-exercise-row button{background:var(--accent);color:#0f172a;cursor:pointer;border:none;border-radius:10px;padding:12px 18px;font-weight:700}.section+.section{margin-top:28px}.section-heading{color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;margin:0 0 10px;font-size:.95rem}.save-workout-btn{background:var(--accent);color:#0f172a;cursor:pointer;width:100%;bottom:calc(env(safe-area-inset-bottom) + 12px);border:none;border-radius:14px;padding:16px;font-size:1.05rem;font-weight:700;position:sticky}