*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{height:100%}body{min-height:100%;background:var(--bg);color:var(--ink);font-family:var(--font-ui);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0;background-image:linear-gradient(rgba(69,137,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(69,137,255,.04) 1px,transparent 1px);background-size:32px 32px;pointer-events:none;z-index:0}.page{position:relative;z-index:1;min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:1.75rem 1.25rem 4rem}.main{width:100%;max-width:520px;display:flex;flex-direction:column;gap:1rem}.intro{margin-bottom:.25rem}.intro__label{font-family:var(--font-ui);font-size:12px;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--cobalt);margin-bottom:8px}.intro__title{font-family:var(--font-display);font-size:clamp(2rem,7vw,3rem);font-weight:400;letter-spacing:-.01em;line-height:1.05;color:var(--ink);margin-bottom:.5rem}.intro__sub{font-family:var(--font-ui);font-style:italic;font-size:1.125rem;color:var(--ink-mid)}.drop-zone{position:relative;min-height:140px;display:flex;align-items:center;justify-content:center;border:1.5px dashed var(--cobalt-border);background:var(--cobalt-pale);overflow:hidden;cursor:pointer;transition:border-color .15s ease,background .15s ease;outline:none}.drop-zone:after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(69,137,255,.06) 0%,transparent 70%);pointer-events:none}.drop-zone:focus-visible{box-shadow:0 0 0 3px #4589ff66}.drop-zone:hover:not(.drop-zone--busy),.drop-zone.drag-over{border-color:var(--cobalt);background:var(--cobalt-mid)}.drop-zone__input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.dz-panel:not([hidden]){display:flex;flex-direction:column;align-items:center;gap:.6rem;padding:1.75rem 1.5rem;text-align:center;pointer-events:none;-webkit-user-select:none;user-select:none;position:relative;z-index:1}.dz-icon{color:var(--ink-dim)}.dz-icon--cobalt{color:var(--cobalt)}.dz-primary{font-family:var(--font-ui);font-size:.875rem;font-weight:700;letter-spacing:.04em;color:var(--ink)}.dz-secondary{font-size:11px;color:var(--ink-dim);letter-spacing:.03em}.dz-types{font-size:10px;color:var(--ink-dim);opacity:.6;margin-top:-4px}.status-area{text-align:center;padding:24px;margin-bottom:16px}.status-file{font-family:var(--font-ui);font-size:13px;font-weight:700;color:var(--ink);margin-bottom:8px}.status-msg{font-family:var(--font-ui);font-size:12px;color:var(--ink-mid);margin-bottom:12px}.progress-bar{height:3px;background:#ffffff0f;overflow:hidden;max-width:300px;margin:0 auto}.progress-bar__fill{height:100%;background:#4589ff;width:0%;transition:width .3s ease}.model-notice{text-align:center;padding:20px;background:#4589ff0a;border:1px solid rgba(69,137,255,.15);margin-bottom:16px}.model-notice__text{font-family:var(--font-ui);font-size:13px;color:var(--ink);margin-bottom:12px}.model-notice__sub{font-family:var(--font-ui);font-size:11px;color:var(--ink-dim);margin-top:8px}.file-info{font-family:var(--font-ui);font-size:13px;color:var(--ink-mid);margin-bottom:16px;padding:12px;background:var(--surface);border:1px solid rgba(255,255,255,.06)}.presets{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.preset-btn{font-family:var(--font-ui);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:6px 14px;background:#4589ff14;border:1px solid rgba(69,137,255,.2);color:#4589ff;cursor:pointer;transition:background .1s}.preset-btn:hover{background:#4589ff26}.ask-bar{display:flex;gap:0;margin-bottom:16px}.ask-input{flex:1;font-family:var(--font-ui);font-size:14px;padding:12px 16px;background:#ffffff0a;border:1px solid rgba(255,255,255,.12);border-right:none;color:var(--ink);outline:none}.ask-input:focus{border-color:#4589ff}.ask-input::placeholder{color:#ffffff4d}.btn-ask{font-family:var(--font-ui);font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:12px 24px;background:#4589ff;color:#000;border:none;cursor:pointer;transition:background .15s}.btn-ask:hover{background:#ea6dfc}.btn-ask:disabled{opacity:.5}.results-area{margin-bottom:16px}.results-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.results-label{font-family:var(--font-ui);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-dim)}.results-copy-all{font-family:var(--font-ui);font-size:11px;background:none;border:1px solid rgba(255,255,255,.15);color:var(--ink-mid);padding:4px 12px;cursor:pointer}.results-list{display:flex;flex-direction:column;gap:10px}.answer-card{background:var(--surface);border:1px solid rgba(69,137,255,.15);padding:16px}.answer-card__header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.answer-card__source{font-family:var(--font-ui);font-size:11px;font-weight:700;color:#4589ff}.answer-card__score{font-family:var(--font-ui);font-size:10px;color:var(--ink-dim)}.answer-card__text{font-family:var(--font-ui);font-size:13px;color:#ffffffbf;line-height:1.7;white-space:pre-wrap;word-break:break-word}.answer-card__text mark{background:none;color:var(--ink);font-weight:700}.answer-card__actions{margin-top:10px}.answer-card__copy{font-family:var(--font-ui);font-size:10px;background:none;border:1px solid rgba(255,255,255,.1);color:var(--ink-dim);padding:3px 10px;cursor:pointer}.no-results{font-family:var(--font-ui);font-size:13px;color:var(--ink-dim);text-align:center;padding:24px}.trust-row{display:flex;justify-content:space-between;align-items:center;padding-top:.5rem}.trust-item{display:flex;align-items:center;gap:.4rem;font-size:11px;color:var(--ink-dim);letter-spacing:.03em}.trust-dot{width:4px;height:4px;background:var(--green);border-radius:50%;flex-shrink:0}