:root{--bg: #ffffff;--surface: #f6f6f8;--surface-2: #ececf0;--text: #16181d;--text-muted: #6a6e78;--border: #e3e3e8;--accent: #1db954;--accent-press: #169c46;--on-accent: #ffffff;--danger: #d83a3a;--shadow: 0 6px 24px rgba(0, 0, 0, .08);--radius: 14px;--radius-sm: 10px;--tap: 44px;color-scheme:light}[data-theme=dark]{--bg: #121212;--surface: #1c1c20;--surface-2: #26262c;--text: #f3f3f5;--text-muted: #a0a3ad;--border: #2f2f37;--accent: #1db954;--accent-press: #25d366;--on-accent: #06140b;--danger: #ff6b6b;--shadow: 0 6px 24px rgba(0, 0, 0, .45);color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3{line-height:1.2;margin:0 0 .4em}p{margin:0 0 1em}button{font:inherit;cursor:pointer}.muted{color:var(--text-muted)}.app{display:flex;flex-direction:column;min-height:100%;max-width:560px;margin:0 auto;background:var(--bg)}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:max(env(safe-area-inset-top),10px) 16px 10px;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:saturate(160%) blur(10px);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--border)}.topbar__title{font-weight:700;font-size:1.05rem;letter-spacing:-.01em}.screen{flex:1;padding:20px 16px;display:flex;flex-direction:column}.banner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;font-size:.88rem;font-weight:500}.banner--warn{background:color-mix(in srgb,var(--danger) 18%,var(--bg));color:var(--text)}.banner--update{background:var(--accent);color:var(--on-accent)}.banner__btn{flex:none;border:none;border-radius:999px;padding:6px 16px;font-weight:700;background:#ffffff40;color:inherit}.linklike{border:none;background:none;padding:0;font:inherit;color:var(--accent);text-decoration:underline;cursor:pointer}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.card+.card{margin-top:14px}.center{text-align:center;align-items:center;display:flex;flex-direction:column;gap:6px;margin:auto 0}.hero-icon{font-size:3rem;line-height:1;margin-bottom:8px}.hint{font-size:.82rem;color:var(--text-muted);margin-top:4px}.error-text{color:var(--danger);font-size:.9rem;margin:4px 0}.spinner{width:34px;height:34px;border-radius:50%;border:3px solid var(--surface-2);border-top-color:var(--accent);animation:spin .8s linear infinite;margin-bottom:12px}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.spinner{animation-duration:1.6s}}.screen-head{margin-bottom:4px;display:flex;align-items:baseline;flex-wrap:wrap;column-gap:10px}.screen-head h2{font-size:1.5rem;letter-spacing:-.02em}.screen-head p{flex-basis:100%}.chip{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;border:1px solid var(--border);background:var(--surface-2);color:var(--text-muted);font-size:.75rem;font-variant-numeric:tabular-nums;white-space:nowrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:var(--tap);padding:0 18px;border:1px solid var(--border);border-radius:999px;background:var(--surface-2);color:var(--text);font-weight:600;transition:transform .06s ease,background .15s ease,opacity .15s ease}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background:var(--accent);color:var(--on-accent);border-color:transparent}.btn--primary:active{background:var(--accent-press)}.btn--ghost{background:transparent}.btn--lg{min-height:52px;padding:0 26px;font-size:1.05rem;width:100%;max-width:320px}.btn--block{width:100%}.actions{margin-top:auto;padding-top:20px;display:flex;gap:12px}.actions .btn{flex:1}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:var(--tap);height:var(--tap);border:none;border-radius:50%;background:transparent;color:var(--text)}.icon-btn:active{background:var(--surface-2)}.stepper{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px max(env(safe-area-inset-bottom),14px);border-top:1px solid var(--border);background:var(--bg)}.stepper__item{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--text-muted)}.stepper__dot{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-size:.72rem;font-weight:700;background:var(--surface-2);color:var(--text-muted)}.stepper__item.is-active .stepper__dot{background:var(--accent);color:var(--on-accent)}.stepper__item.is-active{color:var(--text);font-weight:600}.stepper__sep{width:14px;height:1px;background:var(--border)}.segmented{display:flex;gap:4px;padding:4px;background:var(--surface-2);border-radius:999px}.segmented__btn{flex:1;min-height:38px;border:none;border-radius:999px;background:transparent;color:var(--text-muted);font-weight:600}.segmented__btn.is-active{background:var(--bg);color:var(--text);box-shadow:var(--shadow)}.input{width:100%;min-height:var(--tap);padding:0 14px;font-size:1.05rem;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);-webkit-appearance:none;-moz-appearance:none;appearance:none}.input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.time-input{display:flex;align-items:center;gap:8px}.input--time{width:4.5rem;text-align:center;padding:0 8px}.time-input__sep{font-size:1.3rem;font-weight:700;color:var(--text-muted)}.time-input__unit{color:var(--text-muted);font-size:.95rem}.target{display:flex;align-items:baseline;justify-content:space-between;padding:14px 16px;margin-bottom:22px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.target__label{font-weight:600;color:var(--text-muted)}.target__value{font-size:1.8rem;font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.save-name{font-size:1.3rem;font-weight:700;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:-.01em;word-break:break-all}.save-meta{margin:6px 0 0;color:var(--text-muted)}.playlist-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.playlist{display:flex;align-items:center;gap:12px;width:100%;padding:8px 10px;text-align:left;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text)}.playlist.is-selected{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,var(--surface))}.playlist.is-disabled{opacity:.55;cursor:not-allowed}.playlist__art{flex:none;width:44px;height:44px;border-radius:8px;overflow:hidden;background:var(--surface-2);display:grid;place-items:center}.playlist__art img{width:100%;height:100%;object-fit:cover}.playlist__art-ph{font-size:1.2rem;color:var(--text-muted)}.playlist__body{flex:1;min-width:0;display:flex;flex-direction:column}.playlist__name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.playlist__meta{font-size:.8rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.playlist__check{flex:none;width:24px;text-align:center;color:var(--accent);font-weight:700}.pool-stat{margin:12px 2px 0;font-size:.88rem;color:var(--text-muted)}.pool-stat--lead{margin:0 2px 12px}.pool-stat .ok{color:var(--accent);font-weight:700}.pool-stat .warn{color:var(--danger);font-weight:600}.btn--small{min-height:38px;padding:0 14px;font-size:.9rem}.totals{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:14px 16px;margin-bottom:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.totals__time{font-size:1.7rem;font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.totals__target{color:var(--text-muted);font-variant-numeric:tabular-nums}.totals__delta{text-align:right;font-size:.9rem;font-variant-numeric:tabular-nums}.totals__delta .ok{color:var(--accent);font-weight:700}.totals__delta .warn{color:var(--danger);font-weight:600}.curate-controls{display:flex;gap:8px;margin-bottom:14px}.curate-controls .btn{flex:1}.trackrow-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.trackrow{display:flex;align-items:center;gap:10px;padding:6px 8px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm)}.trackrow.is-locked{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,var(--surface))}.trackrow.is-dragging{opacity:.85;box-shadow:var(--shadow);position:relative;z-index:3}.trackrow__drag{flex:none;width:30px;height:36px;display:grid;place-items:center;border:none;background:transparent;color:var(--text-muted);border-radius:8px;cursor:grab;touch-action:none}.trackrow__drag:active{cursor:grabbing}.trackrow__art{flex:none;width:40px;height:40px;border-radius:6px;overflow:hidden;background:var(--surface-2);display:grid;place-items:center}.trackrow__art img{width:100%;height:100%;object-fit:cover}.trackrow__art-ph{color:var(--text-muted)}.trackrow__art--play{position:relative;border:none;padding:0;cursor:pointer}.trackrow__playbadge{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;background:#00000052;color:#fff}.trackrow__art--play.is-previewing .trackrow__playbadge{background:color-mix(in srgb,var(--accent) 60%,rgba(0,0,0,.3))}.preview{position:sticky;bottom:8px;z-index:5;margin-top:14px;display:flex;align-items:center;gap:6px;padding:6px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow)}.preview__frame{flex:1;min-width:0;height:80px}.preview__frame iframe{display:block;border:none;border-radius:8px}.preview__close{flex:none;width:32px;height:32px;display:grid;place-items:center;border:none;border-radius:8px;background:transparent;color:var(--text-muted)}.preview__close:active{background:var(--surface-2)}.trackrow__body{flex:1;min-width:0;display:flex;flex-direction:column}.trackrow__name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.trackrow__artist{font-size:.8rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.trackrow__meta{flex:none;display:flex;flex-direction:column;align-items:flex-end}.trackrow__time{flex:none;font-variant-numeric:tabular-nums;color:var(--text-muted);font-size:.85rem}.trackrow__bpm{font-variant-numeric:tabular-nums;color:var(--text-muted);font-size:.7rem;opacity:.85;white-space:nowrap}.trackrow__btn{flex:none;width:36px;height:36px;display:grid;place-items:center;border:none;border-radius:8px;background:transparent;color:var(--text-muted)}.trackrow__btn:active{background:var(--surface-2)}.trackrow__btn[aria-pressed=true]{color:var(--accent)}.trackrow__btn--remove:active{color:var(--danger)}.addpanel-wrap{margin-top:14px}.addpanel{border:1px solid var(--border);border-radius:var(--radius);padding:12px;background:var(--surface)}.addpanel__search{display:flex;gap:8px;margin-bottom:10px}.addpanel__search .input{flex:1}.addpanel__results{list-style:none;margin:0 0 10px;padding:0;display:flex;flex-direction:column;gap:6px;max-height:280px;overflow-y:auto}.addpanel__result{display:flex;align-items:center;gap:10px;padding:4px 2px}.sheet{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:var(--bg);max-width:560px;margin:0 auto;display:flex;flex-direction:column;overflow-y:auto}.sheet__head{position:sticky;top:0;display:flex;align-items:center;gap:8px;padding:max(env(safe-area-inset-top),10px) 12px 10px;background:var(--bg);border-bottom:1px solid var(--border)}.sheet__head h2{margin:0;font-size:1.1rem}.sheet__body{padding:16px;padding-bottom:max(env(safe-area-inset-bottom),24px)}.field{margin-bottom:22px}.field__label{display:block;font-weight:600;margin-bottom:8px}.field__note{font-size:.8rem;color:var(--text-muted);margin-top:8px}.badge-soon{display:inline-block;margin-left:8px;padding:2px 8px;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);background:var(--surface-2);border-radius:999px;vertical-align:middle}.row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 0;border-top:1px solid var(--border)}.row:last-child{border-bottom:1px solid var(--border)}.row__label{font-weight:500}.row__value{color:var(--text-muted)}.set-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid var(--border)}.set-row__label{font-weight:500}.input--compact{width:5.5rem;text-align:center;font-size:1rem}.switch{position:relative;flex:none;width:48px;height:28px;padding:0;border:none;border-radius:999px;background:var(--surface-2);transition:background .15s ease}.switch.is-on{background:var(--accent)}.switch__knob{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;box-shadow:0 1px 2px #0000004d;transition:transform .15s ease}.switch.is-on .switch__knob{transform:translate(20px)}