:root{--bg: #0b0e14;--panel: #161b26;--panel-2: #1e2533;--text: #e6e9f0;--muted: #8b94a7;--blue: #2563eb;--blue-soft: rgba(37, 99, 235, .16);--red: #dc2626;--radius: 12px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button{border:0;border-radius:10px;padding:9px 14px;font:600 14px inherit;cursor:pointer;color:var(--text);background:var(--panel-2)}button:disabled{opacity:.5;cursor:default}button.primary{background:var(--blue);color:#fff}button.ghost{background:transparent;border:1px solid rgba(255,255,255,.14)}button.tiny{padding:5px 9px;font-size:12px}input,textarea,select{background:var(--panel-2);color:var(--text);border:1px solid rgba(255,255,255,.12);border-radius:10px;padding:10px 12px;font:inherit;width:100%}.muted{color:var(--muted)}.tiny{font-size:12px}.error{color:#fca5a5;font-size:13px}.center-screen{height:100vh;display:flex;align-items:center;justify-content:center}.auth-card{width:360px;background:var(--panel);border-radius:16px;padding:32px 28px;display:flex;flex-direction:column;gap:12px}.brand-lockup{display:flex;align-items:center;gap:10px}.brand-lockup h1{margin:0;font-size:26px;letter-spacing:-.02em}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:var(--blue);color:#fff;font-size:15px}.brand-lockup.small .brand-mark{width:26px;height:26px;border-radius:8px;font-size:12px}.brand-name{font-weight:800;font-size:17px;letter-spacing:-.02em}.shell{display:flex;min-height:100vh}.sidebar{width:220px;flex-shrink:0;background:var(--panel);border-right:1px solid rgba(255,255,255,.06);padding:18px 14px;display:flex;flex-direction:column;gap:18px;position:sticky;top:0;height:100vh}.new-wrap{position:relative}.new-btn{width:100%;border-radius:999px;padding:11px}.new-menu{position:absolute;top:calc(100% + 6px);left:0;width:200px;background:var(--panel-2);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:6px;display:flex;flex-direction:column;z-index:40;box-shadow:0 12px 32px #00000080}.new-menu-item{display:flex;align-items:center;gap:10px;background:transparent;text-align:left;padding:10px 12px;border-radius:8px;font-weight:500}.new-menu-item:hover{background:#ffffff12}.new-menu-icon{width:18px;text-align:center}.dropzone{border:2px dashed rgba(255,255,255,.18);border-radius:12px;padding:34px 20px;display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;transition:border-color .12s ease,background .12s ease}.dropzone.over{border-color:var(--blue);background:var(--blue-soft)}.dropzone-icon{font-size:28px;opacity:.6}.nav-item{display:block;padding:9px 12px;border-radius:10px;color:var(--muted);font-weight:600}.nav-item.active{background:var(--panel-2);color:var(--text)}.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;gap:10px}.usage{display:flex;flex-direction:column;gap:5px}.meter{height:6px;border-radius:999px;background:#ffffff1a;overflow:hidden}.meter-fill{height:100%;background:var(--blue);transition:width .3s ease}.content{flex:1;padding:24px 32px 60px}.content-header h1{margin:0 0 22px;font-size:24px}.empty-state{margin:80px auto;max-width:380px;text-align:center;display:flex;flex-direction:column;gap:14px;align-items:center}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}.card{position:relative;background:var(--panel);border-radius:var(--radius);transition:background .12s ease}.card:hover{background:var(--panel-2)}.card-body{display:flex;flex-direction:column;align-items:center;gap:8px;padding:22px 16px 16px;text-decoration:none;color:inherit;text-align:center}.doc-icon{width:64px;height:80px;border-radius:8px;background:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;box-shadow:0 2px 10px #00000059}.card-title{font-weight:600;font-size:13.5px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card-delete{position:absolute;top:8px;right:8px;padding:3px 8px;font-size:11px;background:transparent;color:var(--muted);opacity:0}.card:hover .card-delete{opacity:1}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:50}.modal{width:460px;max-width:calc(100vw - 32px);background:var(--panel);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:12px}.modal h2{margin:0;font-size:18px}.tabs{display:flex;gap:6px}.tab{background:transparent;color:var(--muted);padding:7px 12px}.tab.active{background:var(--panel-2);color:var(--text)}.modal-actions{display:flex;justify-content:flex-end;gap:8px}.reader-shell{min-height:100vh;display:flex;flex-direction:column}.reader-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:14px;padding:12px 20px;background:#0b0e14eb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.06)}.back-link{color:var(--text);text-decoration:none;font-size:20px;padding:2px 8px;border-radius:8px}.back-link:hover{background:var(--panel-2)}.reader-title{flex:1;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reader-body{max-width:720px;width:100%;margin:0 auto;padding:36px 24px 140px;font-family:Georgia,Times New Roman,serif;font-size:19px;line-height:1.85}.block{margin:0 0 1.1em;cursor:pointer;border-radius:6px;transition:background .12s ease}.block:hover{background:#ffffff0a}.block.active{background:var(--blue-soft);outline:2px solid rgba(37,99,235,.5);outline-offset:6px}.word{border-radius:4px}.word.active{background:var(--blue);color:#fff;box-shadow:0 0 0 2px var(--blue)}.reader-status{position:fixed;bottom:96px;left:50%;transform:translate(-50%);background:var(--panel);padding:9px 16px;border-radius:10px}.narration-pill{position:fixed;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:8px;background:var(--blue);color:#fff;border-radius:999px;padding:9px 16px;font-weight:700;font-size:14px;box-shadow:0 8px 26px #2563eb80;z-index:30;animation:pill-in .16s ease}.narration-pill.up{top:64px}.narration-pill.down{bottom:96px}.narration-pill:hover{background:var(--blue-2, #3b82f6)}.pill-word{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pill-arrow{font-size:15px}@keyframes pill-in{0%{opacity:0;transform:translate(-50%) scale(.92)}to{opacity:1;transform:translate(-50%) scale(1)}}.player-bar{position:fixed;bottom:22px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid rgba(255,255,255,.08);border-radius:999px;padding:10px 14px;box-shadow:0 10px 36px #00000080;z-index:20}.player-bar select{width:auto;border-radius:999px;padding:7px 10px;font-size:13px}.player-bar .skip{background:transparent;font-size:16px;padding:6px 8px}.play-btn{width:48px;height:48px;border-radius:50%;background:var(--blue);color:#fff;font-size:17px;display:flex;align-items:center;justify-content:center}