:root{color-scheme:light dark}[data-theme=dark]{--bg: #0b0b10;--bg-radial: radial-gradient(60% 50% at 50% 0%, #1c1830 0%, #0b0b10 65%);--surface: #17171f;--surface-raised: #1c1c26;--border: #2a2a36;--border-strong: #3a3a48;--text: #f4f3f7;--text-muted: #9d9caa;--text-faint: #6c6b7a;--accent-1: #a78bfa;--accent-2: #f0abfc;--success: #34d399;--success-bg: rgba(52, 211, 153, .12);--danger: #f87171;--danger-bg: rgba(248, 113, 113, .12);--warning-bg: rgba(240, 171, 20, .12);--warning: #f0ab14;--shadow: 0 20px 60px rgba(0, 0, 0, .45)}[data-theme=light]{--bg: #f6f5f1;--bg-radial: radial-gradient(60% 50% at 50% 0%, #ece7fb 0%, #f6f5f1 65%);--surface: #ffffff;--surface-raised: #ffffff;--border: #e5e2da;--border-strong: #d3cfc4;--text: #1b1a20;--text-muted: #62606d;--text-faint: #8b8994;--accent-1: #7c3aed;--accent-2: #c026d3;--success: #059669;--success-bg: rgba(5, 150, 105, .1);--danger: #dc2626;--danger-bg: rgba(220, 38, 38, .1);--warning-bg: rgba(217, 119, 6, .12);--warning: #b45309;--shadow: 0 20px 60px rgba(0, 0, 0, .08)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;-webkit-font-smoothing:antialiased}.app{min-height:100%;background:var(--bg-radial);display:flex;flex-direction:column}.app-header{display:flex;align-items:center;justify-content:space-between;padding:20px 28px;max-width:900px;width:100%;margin:0 auto}.brand{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--text);letter-spacing:-.01em}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;transition:border-color .15s ease,transform .15s ease}.theme-toggle:hover{border-color:var(--border-strong);transform:translateY(-1px)}.hero{max-width:780px;width:100%;margin:0 auto;padding:40px 24px 56px;display:flex;flex-direction:column;align-items:center;text-align:center}.hero__title{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:800;letter-spacing:-.03em;margin:0 0 14px;line-height:1.05}.hero__title-accent{background:linear-gradient(90deg,var(--accent-1),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}.hero__subtitle{color:var(--text-muted);font-size:1.05rem;max-width:480px;margin:0 0 36px}.dropzone{width:100%;border:1.5px dashed var(--border-strong);border-radius:20px;background:var(--surface);padding:56px 24px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;transition:border-color .15s ease,background .15s ease}.dropzone:hover,.dropzone:focus-visible{border-color:var(--accent-1);outline:none}.dropzone--active{border-color:var(--accent-1);background:var(--surface-raised)}.dropzone--disabled{opacity:.55;cursor:not-allowed}.dropzone__input{display:none}.dropzone__icon{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;color:var(--accent-1);margin-bottom:10px}.dropzone__title{font-size:1.15rem;font-weight:700;margin:0}.dropzone__hint{color:var(--text-faint);font-size:.85rem;margin:2px 0 0}.notice{margin:16px 0 0;color:var(--warning);background:var(--warning-bg);border-radius:10px;padding:8px 14px;font-size:.85rem}.badge{display:inline-flex;align-items:center;gap:5px;font-size:.8rem;font-weight:600;white-space:nowrap}.file-list{width:100%;margin-top:36px;text-align:left}.file-list__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;gap:12px;flex-wrap:wrap}.file-list__count{color:var(--text-muted);font-size:.85rem;margin:0}.file-list__actions{display:flex;gap:8px}.file-list__items{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.file-row{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px 16px}.file-row--error{border-color:var(--danger)}.file-row__main{min-width:0;flex:1}.file-row__name{margin:0 0 4px;font-weight:600;font-size:.9rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-row__meta{display:flex;align-items:center;gap:6px;font-size:.78rem;color:var(--text-faint);flex-wrap:wrap}.file-row__arrow{color:var(--text-faint)}.file-row__saved{color:var(--success);font-weight:700}.file-row__fallback{color:var(--warning);background:var(--warning-bg);border-radius:6px;padding:1px 6px}.file-row__error-text{color:var(--danger)}.file-row__status{display:flex;align-items:center;gap:8px;flex-shrink:0}.badge--muted{color:var(--text-faint);background:var(--surface-raised);border-radius:999px;padding:4px 10px}.badge--processing{color:var(--accent-1);background:var(--surface-raised);border-radius:999px;padding:4px 10px}.badge--success{color:var(--success);background:var(--success-bg);border-radius:999px;padding:4px 10px}.badge--error{color:var(--danger);background:var(--danger-bg);border-radius:999px;padding:4px 10px}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:8px;border:1px solid var(--border);background:var(--surface-raised);color:var(--text);cursor:pointer;transition:border-color .15s ease}.icon-button:hover{border-color:var(--accent-1);color:var(--accent-1)}.icon-button--ghost{background:transparent;border-color:transparent;color:var(--text-faint)}.icon-button--ghost:hover{color:var(--danger);border-color:transparent}.button{display:inline-flex;align-items:center;gap:6px;font-size:.82rem;font-weight:600;padding:8px 14px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;transition:border-color .15s ease,transform .15s ease}.button:hover{border-color:var(--accent-1);transform:translateY(-1px)}.button--secondary{background:linear-gradient(90deg,var(--accent-1),var(--accent-2));border-color:transparent;color:#17151f}.button--ghost{background:transparent;color:var(--text-faint)}.app-footer{text-align:center;padding:20px;color:var(--text-faint);font-size:.78rem}.app-footer p{margin:0}p.app-footer__credit{margin-top:4px;font-size:.72rem;opacity:.7}.page-section{max-width:780px;width:100%;margin:0 auto;padding:48px 24px;border-top:1px solid var(--border);text-align:left}.page-section h2{font-size:1.6rem;font-weight:800;letter-spacing:-.02em;margin:0 0 28px;text-align:center}.faq__list{display:flex;flex-direction:column;gap:10px}.faq__item{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:14px 18px}.faq__item summary{cursor:pointer;font-weight:700;font-size:.95rem;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}.faq__item summary::-webkit-details-marker{display:none}.faq__item summary:after{content:"+";flex-shrink:0;font-size:1.2rem;font-weight:400;color:var(--text-faint);transition:transform .15s ease}.faq__item[open] summary:after{transform:rotate(45deg)}.faq__item p{color:var(--text-muted);font-size:.88rem;line-height:1.6;margin:12px 0 2px}.spin{animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}