:root{color-scheme:dark;font-family:system-ui,-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,sans-serif;background-color:#05060a;color:#f7f7ff}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;align-items:stretch;justify-content:center}#root{flex:1;display:flex;align-items:stretch;justify-content:center}.app-shell{width:100%;max-width:1200px;padding:20px 16px 28px}.app-header{display:flex;flex-direction:column;gap:4px;margin-bottom:16px}.app-title{font-size:1.6rem;font-weight:650}.app-subtitle{font-size:.9rem;color:#a3a5c0}.layout{position:relative;display:flex;justify-content:center;align-items:flex-start;min-height:calc(100vh - 160px);padding:8px 0 24px}.reader-stage{position:relative;width:min(980px,100%);margin-top:clamp(12px,10vh,120px)}@media(max-width:800px){.layout{min-height:calc(100vh - 140px);padding-top:56px}.reader-stage{margin-top:0}}.reader-card{width:100%}.reader-context{width:100%;margin-top:10px}.input-error{padding:10px 12px;margin-bottom:10px;background-color:#fee;border:1px solid #fcc;border-radius:8px;color:#c33;font-size:.85rem}.input-loading{display:flex;justify-content:center;padding:16px 0 8px}.spinner{width:18px;height:18px;border-radius:999px;border:2px solid rgba(255,255,255,.18);border-top-color:#6366f1f2;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.card{background:radial-gradient(circle at top left,#141726,#05060a);border-radius:18px;padding:16px 18px 18px;border:1px solid rgba(255,255,255,.06);box-shadow:0 18px 45px #000000b3}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.card-badges{display:inline-flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.card-title{font-size:.9rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:#a5a7cc}.card-badge{font-size:.75rem;padding:2px 8px;border-radius:999px;background:#646cff26;color:#c8cbff}.reader-screen{display:flex;flex-direction:column;align-items:center;justify-content:space-between;gap:16px;min-height:220px}.word-display{width:100%;min-height:120px;display:flex;align-items:center;justify-content:center;overflow:hidden;font-size:clamp(2.4rem,2vw,3.2rem);letter-spacing:0em;font-weight:550}.reader-input{width:min(720px,92%);display:flex;flex-direction:column;gap:10px;font-size:1rem}.reader-textarea{min-height:120px;max-height:240px;resize:vertical}.reader-input-footer{margin-top:0}.word-line{display:inline-flex;align-items:baseline;justify-content:center;font-variant-numeric:tabular-nums;white-space:nowrap}.word-left,.word-right{display:inline-block}.pivot-letter{display:inline-block;margin:0 .12em;color:#ff4e4e}.pivot-guide{position:relative;width:40%;max-width:220px;height:1px;background:linear-gradient(to right,transparent,rgba(255,255,255,.2),transparent)}.pivot-guide:after{content:"";position:absolute;top:-9px;left:50%;transform:translate(-50%);width:1px;height:18px;background:#ffffff59}.controls-row{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;flex-wrap:wrap}.wpm-group{display:flex;align-items:center;gap:10px}.wpm-value{min-width:72px;text-align:center;font-variant-numeric:tabular-nums}.slider{width:180px}button{font-family:inherit}.btn{border-radius:999px;border:1px solid transparent;padding:7px 14px;font-size:.9rem;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:background .15s ease,border-color .15s ease,transform .06s ease,box-shadow .15s ease}.btn-primary{background:linear-gradient(135deg,#6366f1,#4f46e5);color:#f9f9ff;box-shadow:0 12px 30px #4f46e58c}.btn-primary:hover{background:linear-gradient(135deg,#7c7eff,#5b54ff);transform:translateY(-1px);box-shadow:0 14px 38px #4f46e5a6}.btn-ghost{background:#ffffff05;border-color:#ffffff1a;color:#d7d8f8}.btn-ghost:hover{background:#ffffff0a;border-color:#ffffff2e}.btn-icon{padding-inline:9px}.btn:disabled{opacity:.45;cursor:default;box-shadow:none;transform:none}.text-input{width:100%;min-height:150px;resize:vertical;border-radius:12px;padding:10px 11px;background:#050610f5;border:1px solid rgba(255,255,255,.08);color:#f7f7ff;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:.85rem}.text-input:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 1px #6366f18c}.input-footer{display:flex;justify-content:space-between;align-items:center;margin-top:8px;gap:10px;flex-wrap:wrap}.input-hint{font-size:.75rem;color:#8e91b4}.file-input{font-size:.8rem;color:#cdd0ff}.paragraph-context{max-height:200px;overflow:auto;padding:10px 11px;border-radius:10px;background:#050610e6;border:1px solid rgba(255,255,255,.08);font-size:.85rem;line-height:1.5}.paragraph-context strong{color:#e0e3ff}.context-meta{display:flex;justify-content:space-between;align-items:center;margin-top:6px;font-size:.75rem;color:#8f92b7}.range-input{accent-color:#6366f1}.muted{color:#7f82a4}.settings-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:flex;justify-content:center;align-items:flex-start;padding:84px 16px 24px;overflow-x:auto}.settings-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;border:0;padding:0;background:#00000094}.settings-panel{position:relative;z-index:1;width:min(980px,100%);min-width:clamp(340px,52vw,640px);--settings-controls-columns: fit-content(360px) fit-content(520px);max-height:calc(100vh - 120px);overflow:auto;animation:slideDown .2s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.settings-content{display:flex;flex-direction:column;gap:20px;padding-top:4px}.setting-group{display:flex;flex-direction:column;gap:8px;min-width:0}.toggle-row{display:flex;align-items:center;gap:10px;padding:6px 0;-webkit-user-select:none;user-select:none;cursor:pointer}.toggle-row input[type=checkbox]{width:16px;height:16px;accent-color:#6366f1}.toggle-text{font-size:.8rem;color:#a3a5c0;min-width:0;flex:1 1 auto}.setting-label{font-size:.85rem;font-weight:500;color:#c8cbff}.setting-select{width:100%;padding:8px 10px;border-radius:8px;background:#050610f5;border:1px solid rgba(255,255,255,.08);color:#f7f7ff;font-family:inherit;font-size:.9rem;cursor:pointer;transition:border-color .15s ease,box-shadow .15s ease}.setting-select:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 1px #6366f18c}.setting-slider-group{display:flex;align-items:center;gap:10px}.setting-slider-group .slider{flex:1}.settings-controls-grid{display:grid;grid-template-columns:var(--settings-controls-columns);grid-template-areas:"spacing spacing" "pivot pause";gap:16px;align-items:start}.settings-spacing{grid-area:spacing;justify-self:stretch}.settings-pivot{grid-area:pivot;justify-self:start}.settings-pause{grid-area:pause;justify-self:start}@media(max-width:520px){.settings-panel{--settings-controls-columns: minmax(0, 1fr) minmax(0, 1fr)}}.setting-color-group{display:flex;align-items:center;gap:10px}.setting-color-input{width:50px;height:40px;border:1px solid rgba(255,255,255,.08);border-radius:8px;cursor:pointer;background:transparent;padding:2px}.setting-color-input::-webkit-color-swatch-wrapper{padding:0}.setting-color-input::-webkit-color-swatch{border:none;border-radius:6px}.font-grid{display:grid;grid-template-columns:repeat(var(--font-cols, 5),minmax(0,1fr));gap:10px;margin-top:4px}.font-option{display:flex;flex-direction:column;align-items:center;min-width:0;padding:clamp(8px,1.2vw,12px) clamp(6px,1vw,8px);border-radius:10px;border:1px solid rgba(255,255,255,.08);background:#050610f5;cursor:pointer;transition:all .15s ease;text-align:center}.font-option:hover{background:#ffffff0a;border-color:#ffffff26;transform:translateY(-1px)}.font-option.active{border-color:#6366f1;background:#6366f126;box-shadow:0 0 0 1px #6366f14d}.font-preview{font-size:var(--font-preview-size, clamp(.85rem, 1.1vw + .35rem, 1.1rem));font-weight:500;margin-bottom:clamp(4px,.8vw,6px);color:#f7f7ff;line-height:1.3;min-height:1.5em;width:100%;white-space:normal;overflow-wrap:anywhere}.font-label{font-size:.75rem;color:#a5a7cc;font-weight:500}