:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg:oklch(96.5% .012 85);--surface:oklch(94.5% .012 85);--surface-2:oklch(92.5% .014 85);--ink:oklch(26% .02 55);--muted:oklch(50% .02 60);--faint:oklch(62% .02 65);--line:oklch(85% .015 80);--line-strong:oklch(78% .02 80);--accent:oklch(58% .115 70);--accent-hover:oklch(61% .115 70);--accent-active:oklch(55% .115 70);--accent-ink:oklch(99% .008 90);--accent-text:oklch(48% .11 68);--accent-tint:oklch(58% .115 70/.12);--accent-tint-strong:oklch(58% .115 70/.2);--danger:oklch(52% .19 27);--danger-hover:oklch(47% .19 27);--danger-text:oklch(44% .19 27);--danger-tint:oklch(52% .19 27/.1);--overlay:oklch(28% .02 60/.45);--shadow-bar:0 -6px 24px oklch(26% .02 55/.08);--shadow-float:0 10px 28px oklch(26% .02 55/.16);--shadow-pop:0 8px 24px oklch(26% .02 55/.2);--ease:cubic-bezier(.16, 1, .3, 1);font-family:system-ui,-apple-system,Segoe UI,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:oklch(17% .009 65);--surface:oklch(20.5% .011 65);--surface-2:oklch(13.5% .008 65);--ink:oklch(93% .012 80);--muted:oklch(68% .02 70);--faint:oklch(56% .015 70);--line:oklch(32% .012 65);--line-strong:oklch(40% .014 65);--accent:oklch(79% .115 80);--accent-hover:oklch(82% .115 80);--accent-active:oklch(75% .115 80);--accent-ink:oklch(16% .02 70);--accent-text:oklch(79% .115 80);--accent-tint:oklch(79% .115 80/.14);--accent-tint-strong:oklch(79% .115 80/.22);--danger:oklch(63% .19 25);--danger-hover:oklch(67% .19 25);--danger-text:oklch(63% .19 25);--danger-tint:oklch(63% .19 25/.14);--overlay:oklch(10% .01 60/.55);--shadow-bar:0 -6px 24px oklch(8% .01 60/.35);--shadow-float:0 10px 28px oklch(8% .01 60/.45);--shadow-pop:0 8px 24px oklch(8% .01 60/.5)}}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--ink);-webkit-tap-highlight-color:transparent;margin:0}::selection{background:var(--accent-tint-strong)}.app-shell{max-width:720px;padding:env(safe-area-inset-top) calc(1rem + env(safe-area-inset-right)) calc(7rem + env(safe-area-inset-bottom)) calc(1rem + env(safe-area-inset-left));margin:0 auto}h1,h2{margin:0}.error{color:var(--danger-text);font-size:.9rem}button{font:inherit;color:inherit;cursor:pointer;transition:background-color .15s var(--ease), border-color .15s var(--ease), color .15s var(--ease), box-shadow .15s var(--ease), opacity .15s var(--ease), transform .15s var(--ease)}button:active:not(:disabled){transform:scale(.98)}button:disabled{opacity:.45;cursor:default;transform:none}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}input,textarea{font:inherit;color:inherit}input::placeholder,textarea::placeholder{color:var(--faint)}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:1ms!important;animation-duration:1ms!important;animation-iteration-count:1!important}}@keyframes skeleton-pulse{50%{opacity:.45}}.skeleton{background:var(--surface-2);border-radius:.65rem;animation:1.6s ease-in-out infinite skeleton-pulse}.library__header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:1rem;margin-top:1.75rem;padding-bottom:1rem;display:flex}.library__title{letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-size:.95rem;font-weight:600}.library__header-actions{align-items:center;gap:.5rem;display:flex}.library__account{place-items:center;min-width:28px;min-height:28px;display:grid}.library__account-fallback{color:var(--muted);border:1px solid var(--line);background:0 0;border-radius:.6rem;padding:.5rem .75rem}.library__account-fallback:hover{color:var(--ink);background:var(--surface);border-color:var(--line-strong)}.library__settings,.text__settings{width:48px;height:48px;color:var(--muted);border:1px solid var(--line);background:0 0;border-radius:.6rem;flex:none;place-items:center;padding:0;display:grid}.library__settings:hover,.text__settings:hover{color:var(--ink);background:var(--surface);border-color:var(--line-strong)}.library__new{min-height:44px;color:var(--accent-ink);background:var(--accent);border:none;border-radius:.6rem;padding:.6rem 1.1rem;font-size:.95rem;font-weight:600}.library__new:hover:not(:disabled){background:var(--accent-hover)}.library__new:active:not(:disabled){background:var(--accent-active)}.library__form{border:1px solid var(--line);background:var(--surface);border-radius:.75rem;gap:.85rem;margin:1rem 0;padding:1.1rem;display:grid}.library__field{color:var(--muted);gap:.35rem;font-size:.85rem;font-weight:600;display:grid}.library__field input,.library__field textarea{border:1px solid var(--line-strong);background:var(--bg);color:var(--ink);border-radius:.6rem;min-height:44px;padding:.6rem .75rem}.library__field textarea{resize:vertical}.library__save{min-height:48px;color:var(--accent-ink);background:var(--accent);border:none;border-radius:.6rem;font-size:1rem;font-weight:600}.library__save:hover:not(:disabled){background:var(--accent-hover)}.library__status{text-align:center;color:var(--faint);padding:.75rem 0}.library__empty{text-align:center;padding:3.5rem 1.5rem}.library__empty-title{margin-bottom:.5rem;font-size:1.15rem;font-weight:650}.library__empty p{color:var(--muted);margin:0}.library__skeleton-list{gap:.5rem;margin-top:1rem;display:grid}.library__skeleton{height:3.4rem}.library__list{gap:.5rem;margin:1rem 0 0;padding:0;list-style:none;display:grid}.library__item{align-items:stretch;gap:.5rem;display:flex}.library__row{text-align:left;width:100%;min-height:48px;font:inherit;color:inherit;background:var(--surface);border:1px solid var(--line);cursor:pointer;border-radius:.65rem;gap:.3rem;padding:.7rem .85rem;display:grid}.library__row:hover{background:var(--surface-2);border-color:var(--line-strong)}.library__row-title{font-size:1rem;font-weight:600}.library__row-meta{color:var(--muted);font-size:.8rem}.library__delete{border:1px solid var(--line);background:0 0;border-radius:.65rem;flex:none;min-width:48px;min-height:48px;padding:0 .8rem;font-size:.95rem}.library__delete:hover{background:var(--surface-2);border-color:var(--line-strong)}.library__delete.is-armed{background:var(--danger-tint);border-color:var(--danger);color:var(--danger-text);font-weight:700}.library__delete-error{margin:.75rem 0 0}.library__refresh{text-align:center;margin-top:1.75rem}.library__refresh button{color:var(--muted);background:0 0;border:none;border-radius:.5rem;padding:.5rem .9rem;font-size:.9rem}.library__refresh button:hover{color:var(--ink);background:var(--surface-2)}.text__header{border-bottom:1px solid var(--line);align-items:center;gap:.5rem;margin-top:1.25rem;padding-bottom:.9rem;display:flex}.text__header h1{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;margin:0;font-size:1.3rem;font-weight:650;line-height:1.3;overflow:hidden}.text__back{min-height:44px;color:var(--muted);background:0 0;border:none;flex:none;padding:0 .6rem;font-size:1rem}.text__back:hover{color:var(--ink)}.text__status{text-align:center;color:var(--faint);padding:2.5rem 0}.text__toolbar{justify-content:space-between;align-items:center;gap:.75rem;margin:.75rem 0 1rem;display:flex}.text__extend,.text__range{min-height:44px;color:var(--ink);background:var(--surface-2);border:1px solid var(--line-strong);border-radius:.6rem;justify-content:center;align-items:center;gap:.4rem;padding:.4rem .9rem;font-size:.92rem;display:inline-flex}.text__extend:hover:not(:disabled),.text__range:hover:not(:disabled){background:var(--surface);border-color:var(--muted)}.text__hint{color:var(--muted);font-size:.8rem}.text__range-banner{border:1px solid var(--accent);background:var(--accent-tint);border-radius:.65rem;justify-content:space-between;align-items:center;gap:.75rem;margin:0 0 .85rem;padding:.7rem .9rem;display:flex}.text__range-banner-text{color:var(--ink);font-weight:650}.text__range-cancel{background:var(--surface-2);border:1px solid var(--line-strong);border-radius:999px;min-height:44px;padding:.35rem .9rem;font-size:.9rem}.text__range-cancel:hover{background:var(--surface);border-color:var(--muted)}.text__put-error{margin:0 0 .75rem}.text__sentences{padding:0 0 calc(5.5rem + env(safe-area-inset-bottom));gap:.45rem;margin:0;list-style:none;display:grid}.text__skeleton{height:4.2rem}.text__sentence{border:1px solid var(--line);background:var(--surface);min-height:48px;transition:background-color .15s var(--ease), border-color .15s var(--ease), box-shadow .15s var(--ease);border-radius:.65rem;justify-content:space-between;align-items:stretch;gap:.5rem;padding:.6rem .7rem;display:flex}.text__sentence:hover{background:var(--surface-2);border-color:var(--line-strong)}.text__sentence.is-selected{background:var(--accent-tint);border-color:var(--accent)}.text__sentence.is-selected:hover{background:var(--accent-tint-strong)}.text__sentence.is-range-start{border-style:dashed;border-width:2px;border-color:var(--accent)}.text__sentence.is-selecting{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}.text__sentence.is-drilled .text__body{opacity:.72}.text__sentence-main{cursor:pointer;flex:1;align-items:baseline;gap:.6rem;display:flex}.text__ordinal{color:var(--faint);font-variant-numeric:tabular-nums;text-align:right;-webkit-user-select:none;user-select:none;flex:none;min-width:2.4ch;font-size:.85rem}.is-drilled .text__ordinal{color:var(--accent-text)}.text__body{max-width:70ch;line-height:1.55}.text__drilled-mark{color:var(--accent-text);-webkit-user-select:none;user-select:none;flex:none;font-size:.8rem}.text__sentence-actions{align-items:center;gap:.3rem;display:flex}.text__merge,.text__split{min-width:38px;min-height:38px;color:var(--muted);border:1px solid var(--line);background:0 0;border-radius:.5rem;padding:.2rem .5rem;font-size:.95rem}.text__merge:hover,.text__split:hover{color:var(--ink);background:var(--surface-2);border-color:var(--line-strong)}.text__select-box{min-height:9.5rem;font:inherit;color:inherit;resize:vertical;-webkit-user-select:text;user-select:text;background:0 0;border:none;outline:none;flex:1;padding:.55rem .6rem;line-height:1.55}.text__sentence.is-selecting .text__sentence-actions{align-self:center}.text__menu{display:none}@media (width<=47.999rem){.text__sentence{gap:.4rem;padding:.6rem .55rem;position:relative}.text__sentence-main{flex-wrap:wrap;gap:.2rem .35rem}.text__ordinal{text-align:left;order:1;min-width:0;margin-top:.35rem;font-size:.75rem}.text__drilled-mark{order:2}.text__menu{width:32px;height:32px;color:var(--muted);background:0 0;border:none;border-radius:.45rem;order:3;place-items:center;margin-left:auto;padding:0;font-size:1.15rem;line-height:1;display:grid}.text__menu:hover{color:var(--ink);background:var(--surface-2)}.text__menu[aria-expanded=true]{color:var(--accent);background:var(--accent-tint)}.text__body,.text__select-box{flex-basis:100%;order:4}.text__sentence-actions{display:none}.text__menu-popover{z-index:6;background:var(--surface);border:1px solid var(--line-strong);min-width:11.5rem;box-shadow:var(--shadow-pop);animation:menu-in .16s var(--ease);border-radius:.7rem;gap:.15rem;padding:.4rem;display:grid;position:absolute;top:2.75rem;right:.4rem}@keyframes menu-in{0%{opacity:0;transform:translateY(-4px)}}.text__menu-popover button{text-align:left;min-height:44px;color:var(--ink);background:0 0;border:none;border-radius:.5rem;padding:.5rem .75rem;font-size:.92rem}.text__menu-popover button:hover{background:var(--surface-2)}.text__menu-popover button:disabled{opacity:.45}}@keyframes playing-pulse{0%,to{box-shadow:0 0 0 1px var(--accent) inset}50%{box-shadow:0 0 0 1px var(--accent) inset, 0 0 0 4px var(--accent-tint)}}.text__sentence.is-playing{border-color:var(--accent);background:var(--accent-tint);animation:playing-pulse 1.8s var(--ease) infinite}.split__bar{z-index:9;background:var(--surface-2);border-top:1px solid var(--line-strong);box-shadow:var(--shadow-bar);position:fixed;bottom:0;left:0;right:0}.split__sheet{background:var(--overlay);z-index:10;animation:sheet-fade .18s var(--ease);justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}@keyframes sheet-fade{0%{opacity:0}}.split__sheet-panel{width:100%;max-width:720px;padding:1.1rem calc(1rem + env(safe-area-inset-right)) calc(1.1rem + env(safe-area-inset-bottom)) calc(1rem + env(safe-area-inset-left));background:var(--bg);border:1px solid var(--line-strong);box-shadow:var(--shadow-float);animation:sheet-rise .22s var(--ease);border-bottom:none;border-radius:1.1rem 1.1rem 0 0;gap:.65rem;display:grid}@keyframes sheet-rise{0%{opacity:0;transform:translateY(24px)}}.split__sheet-title{margin:0 0 .35rem;font-weight:650}.split__sheet-body{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;margin:0 0 .35rem;font-size:.9rem;overflow:hidden}.split__auto{min-height:50px;color:var(--accent-ink);background:var(--accent);border:none;border-radius:.65rem;font-size:1rem;font-weight:650}.split__auto:hover:not(:disabled){background:var(--accent-hover)}.split__manual,.split__cancel{min-height:50px;color:var(--ink);background:var(--surface-2);border:1px solid var(--line-strong);border-radius:.65rem;font-size:.95rem}.split__manual:hover:not(:disabled),.split__cancel:hover:not(:disabled){background:var(--surface);border-color:var(--muted)}.split__bar{padding:.7rem calc(1rem + env(safe-area-inset-right)) calc(.7rem + env(safe-area-inset-bottom)) calc(1rem + env(safe-area-inset-left));flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:.65rem;display:flex}.split__bar-preview{border:1px solid var(--line-strong);background:var(--surface);max-height:10rem;color:var(--ink);-webkit-user-select:none;user-select:none;border-radius:.55rem;flex:100%;order:-1;padding:.55rem .65rem;font-size:.92rem;line-height:1.55;overflow-y:auto}.split__preview-cut{color:var(--muted);padding:0 .2rem;font-weight:700}.split__preview-part.is-middle{color:var(--accent);font-weight:600}.split__preview-hint{color:var(--muted);font-size:.85rem}.split__bar-cancel{min-height:50px;color:var(--ink);background:var(--surface-2);border:1px solid var(--line-strong);border-radius:.65rem;padding:0 1.2rem;font-size:.95rem}.split__bar-cancel:hover{background:var(--surface);border-color:var(--muted)}.split__bar-confirm{min-height:50px;color:var(--accent-ink);background:var(--accent);border:none;border-radius:.65rem;padding:0 1.4rem;font-size:1rem;font-weight:650}.split__bar-confirm:hover:not(:disabled){background:var(--accent-hover)}.split__toast{background:var(--surface-2);border:1px solid var(--line-strong);color:var(--ink);box-shadow:var(--shadow-pop);z-index:11;max-width:80vw;animation:toast-in .2s var(--ease);border-radius:999px;margin:0;padding:.7rem 1.2rem;font-size:.9rem;position:fixed;bottom:6.5rem;left:50%;transform:translate(-50%)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,8px)}}.split__toast.is-error{border-color:var(--danger);color:var(--danger-text)}.player{z-index:8;padding:.65rem calc(1rem + env(safe-area-inset-right)) calc(.65rem + env(safe-area-inset-bottom)) calc(1rem + env(safe-area-inset-left));background:var(--surface-2);border-top:1px solid var(--line-strong);box-shadow:var(--shadow-bar);gap:.6rem;display:grid;position:fixed;bottom:0;left:0;right:0}@media (width>=48rem){.player{width:min(100% - 2rem,43rem);bottom:calc(.75rem + env(safe-area-inset-bottom));border:1px solid var(--line-strong);box-shadow:var(--shadow-float);border-radius:1rem;margin-inline:auto;padding:.65rem .8rem}}.player__error{margin:0}.player__settings{background:var(--bg);border:1px solid var(--line);animation:settings-in .16s var(--ease);overscroll-behavior:contain;border-radius:.75rem;gap:.9rem;max-height:min(55vh,22rem);padding:.95rem;display:grid;overflow-y:auto}@keyframes settings-in{0%{opacity:0;transform:translateY(-4px)}}.player__setting{gap:.45rem;font-size:.9rem;display:grid}.player__setting-label{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-size:.75rem;font-weight:650}.player__slider-row,.player__number-row,.player__repeat-row{align-items:center;gap:.7rem;display:flex}.player__slider-row{min-height:44px}.player__speed{min-width:0;accent-color:var(--accent);flex:1}.player__speed-value{text-align:right;font-variant-numeric:tabular-nums;min-width:3rem;color:var(--muted);font-size:.85rem}.player__delay,.player__repeat-input{border:1px solid var(--line-strong);background:var(--surface-2);width:4.6rem;min-height:44px;color:var(--ink);border-radius:.55rem;padding:.5rem .55rem}.player__setting-suffix,.player__repeat-note{color:var(--muted);font-size:.85rem}.player__repeat-toggle{background:var(--surface-2);border:1px solid var(--line-strong);min-width:3.8rem;min-height:44px;color:var(--muted);border-radius:999px;padding:.2rem .6rem;font-size:.85rem;font-weight:650}.player__repeat-toggle:hover{color:var(--ink);border-color:var(--muted)}.player__repeat-toggle[aria-checked=true]{background:var(--accent-tint);border-color:var(--accent);color:var(--accent-text)}.player__voice-link{text-align:left;background:var(--surface-2);border:1px solid var(--line-strong);border-radius:.65rem;align-items:center;gap:.5rem;width:100%;min-height:48px;padding:.5rem .75rem;font-size:.92rem;display:flex}.player__voice-link:hover{background:var(--surface);border-color:var(--muted)}.player__voice-link-label{font-weight:650}.player__voice-link-value{text-overflow:ellipsis;white-space:nowrap;min-width:0;color:var(--muted);flex:1;overflow:hidden}.player__voice-link-change{color:var(--accent-text);flex:none;font-size:.85rem;font-weight:650}.player__transport{align-items:center;gap:.6rem;display:flex}.player__status{flex:auto;gap:.1rem;min-width:0;margin-right:auto;display:grid;overflow:hidden}.player__hint{color:var(--ink);font-size:.95rem;font-weight:650}.player__loading{align-items:center;gap:.5rem;min-height:1.55rem;display:inline-flex}.player__loading-dot{background:var(--accent);border-radius:50%;width:.6rem;height:.6rem;animation:1.6s ease-in-out infinite skeleton-pulse}.player__progress{color:var(--muted);font-variant-numeric:tabular-nums;font-size:.8rem}.player__repeat-mode{font-variant-numeric:tabular-nums;color:var(--accent-text);background:var(--surface);border:1px solid var(--line-strong);border-radius:999px;flex:none;padding:.3rem .65rem;font-size:.78rem;font-weight:700}.player__settings-toggle{width:48px;height:48px;color:var(--muted);border:1px solid var(--line);background:0 0;border-radius:50%;flex:none;place-items:center;padding:0;display:grid}.player__settings-toggle:hover{color:var(--ink);background:var(--surface);border-color:var(--line-strong)}.player__settings-toggle[aria-expanded=true]{color:var(--accent);border-color:var(--accent);background:var(--accent-tint)}.player__pause{width:60px;height:60px;color:var(--accent-ink);background:var(--accent);box-shadow:0 4px 14px var(--accent-tint-strong);border:none;border-radius:50%;flex:none;place-items:center;padding:0;display:grid}.player__pause:hover{background:var(--accent-hover)}.player__pause:active:not(:disabled){transform:scale(.96)}.player__pause[data-paused=true]{color:var(--accent-text);background:var(--accent-tint);border:1px solid var(--accent);box-shadow:none}.player__pause[data-paused=true]:hover{background:var(--accent-tint-strong)}.player__stop{color:#fff8f2;background:var(--danger);width:60px;height:60px;box-shadow:0 4px 14px var(--danger-tint);border:none;border-radius:50%;flex:none;place-items:center;padding:0;display:grid}.player__stop:hover{background:var(--danger-hover)}.player__stop:active:not(:disabled){transform:scale(.96)}.settings__header{border-bottom:1px solid var(--line);align-items:center;gap:.5rem;margin-top:1.25rem;padding-bottom:.9rem;display:flex}.settings__header h1{flex:1;min-width:0;margin:0;font-size:1.3rem;font-weight:650}.settings__section{gap:.7rem;margin-top:1.6rem;display:grid}.settings__section-title{letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0;font-size:.8rem;font-weight:650}.settings__engine-group{background:var(--surface-2);border:1px solid var(--line);border-radius:.85rem;gap:.35rem;padding:.35rem;display:flex}.settings__engine-option{min-height:48px;color:var(--muted);background:0 0;border:none;border-radius:.6rem;flex:1;padding:0 .9rem;font-size:.95rem;font-weight:600}.settings__engine-option:hover:not(.is-active){color:var(--ink);background:var(--surface)}.settings__engine-option.is-active{color:var(--accent-text);background:var(--accent-tint);box-shadow:0 0 0 1px var(--accent) inset}.settings__hint{color:var(--muted);margin:0;font-size:.85rem}.settings__apply-note{margin-top:1.6rem}.settings__skeleton-list{gap:.5rem;display:grid}.settings__skeleton{height:3.4rem}.settings__voice-list{gap:.5rem;margin:0;padding:0;list-style:none;display:grid}.settings__voice-option{background:var(--surface);border:1px solid var(--line);cursor:pointer;border-radius:.65rem;align-items:center;gap:.75rem;min-height:54px;padding:.6rem .85rem;display:flex}.settings__voice-option:hover{background:var(--surface-2);border-color:var(--line-strong)}.settings__voice-option.is-selected{border-color:var(--accent);background:var(--accent-tint)}.settings__voice-option input{width:1.15rem;height:1.15rem;accent-color:var(--accent);flex:none}.settings__voice-text{gap:.1rem;min-width:0;display:grid}.settings__voice-name{font-size:.95rem;font-weight:600}.settings__voice-meta{color:var(--muted);font-size:.8rem}.settings__voice-default{color:var(--accent-text);font-weight:650}code{background:var(--surface-2);border-radius:.3em;padding:.15em .4em}