:root{--ink: #1c1917;--ink-soft: #44403c;--ink-muted: #78716c;--ink-faint: #a8a29e;--paper: #faf8f5;--paper-warm: #f5f0e8;--paper-dark: #ece5d8;--paper-deep: #e2d9ca;--white: #ffffff;--federal-red: #c0392b;--federal-red-soft: #e74c3c;--federal-gold: #b7950b;--federal-gold-soft: #d4ac0d;--answered: #2d6a4f;--answered-bg: #d8f3dc;--pending-color: #9a3412;--pending-bg: #ffedd5;--font-display: "DM Serif Display", Georgia, "Times New Roman", serif;--font-body: "Source Sans 3", "Segoe UI", system-ui, sans-serif;--shadow-subtle: 0 1px 3px rgba(28, 25, 23, .06);--shadow-card: 0 2px 8px rgba(28, 25, 23, .08);--shadow-lifted: 0 8px 24px rgba(28, 25, 23, .12);--shadow-overlay: 0 20px 60px rgba(28, 25, 23, .25);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--transition: .2s ease;--max-width: 960px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--paper);color:var(--ink);line-height:1.6;min-height:100vh}.app-container{min-height:100vh;position:relative}.app-container:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");pointer-events:none;z-index:9999}.header{background:var(--ink);color:var(--paper);position:sticky;top:0;z-index:100;border-bottom:3px solid var(--federal-red)}.header-content{max-width:var(--max-width);margin:0 auto;padding:16px 24px;display:flex;justify-content:space-between;align-items:center}.logo{display:flex;align-items:center;gap:14px}.logo-icon{width:28px;height:28px;opacity:.9}.logo-text{font-family:var(--font-display);font-size:1.375rem;letter-spacing:.01em;font-weight:400}.header-stats{display:flex;gap:24px;font-size:.8125rem;letter-spacing:.04em;text-transform:uppercase;opacity:.7}.header-stat{display:flex;align-items:center;gap:6px}.header-stat-value{font-weight:600;font-variant-numeric:tabular-nums;opacity:1}.main-content{max-width:var(--max-width);margin:0 auto;padding:0 24px;display:flex;flex-direction:column}.search-hero{padding:56px 0 40px;text-align:center;border-bottom:1px solid var(--paper-dark)}.search-hero-title{font-family:var(--font-display);font-size:2.5rem;font-weight:400;color:var(--ink);line-height:1.2;margin-bottom:12px}.search-hero-subtitle{font-size:1.0625rem;color:var(--ink-muted);max-width:540px;margin:0 auto 32px;line-height:1.5}.search-form{display:flex;max-width:640px;margin:0 auto;gap:0;background:var(--white);border:2px solid var(--paper-deep);border-radius:var(--radius-md);overflow:hidden;transition:border-color var(--transition),box-shadow var(--transition)}.search-form:focus-within{border-color:var(--ink);box-shadow:var(--shadow-card)}.search-input{flex:1;border:none;padding:16px 20px;font-family:var(--font-body);font-size:1.0625rem;color:var(--ink);background:transparent;outline:none}.search-input::placeholder{color:var(--ink-faint)}.search-submit{padding:16px 28px;background:var(--ink);border:none;color:var(--paper);font-family:var(--font-body);font-size:.9375rem;font-weight:600;cursor:pointer;letter-spacing:.02em;transition:background var(--transition);display:flex;align-items:center;gap:8px}.search-submit:hover{background:var(--ink-soft)}.search-submit:disabled{opacity:.4;cursor:not-allowed}.search-submit svg{width:18px;height:18px}.chat-thread{max-width:640px;margin:0 auto;width:100%;padding-top:24px}.chat-messages{display:flex;flex-direction:column;gap:16px;padding-bottom:8px}.message{display:flex;gap:12px;animation:messageIn .3s ease both}@keyframes messageIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.message.user{flex-direction:row-reverse}.message-avatar{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.message.assistant .message-avatar{background:var(--paper-dark)}.message.user .message-avatar{background:var(--ink)}.message-avatar svg{width:16px;height:16px}.message.assistant .message-avatar svg{color:var(--ink-muted)}.message.user .message-avatar svg{color:var(--paper)}.message-content{padding:12px 16px;border-radius:var(--radius-md);font-size:.9375rem;line-height:1.6;max-width:80%}.message.assistant .message-content{background:var(--white);color:var(--ink);border:1px solid var(--paper-dark)}.message.user .message-content{background:var(--ink);color:var(--paper)}.message-content p+p{margin-top:8px}.refinement-suggestions{display:flex;flex-wrap:wrap;gap:8px;max-width:640px;margin:0 auto;padding:12px 0 4px;width:100%}.refinement-suggestion{background:var(--white);color:var(--ink-soft);border:1px solid var(--paper-deep);padding:8px 16px;border-radius:100px;font-family:var(--font-body);font-size:.8125rem;cursor:pointer;transition:all var(--transition)}.refinement-suggestion:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}.results-section{padding:32px 0 64px}.results-header{display:flex;justify-content:space-between;align-items:baseline;padding-bottom:20px;border-bottom:2px solid var(--ink);margin-bottom:24px}.results-title{font-family:var(--font-display);font-size:1.5rem;font-weight:400;color:var(--ink)}.results-subtitle{font-size:.875rem;color:var(--ink-muted)}.results-count{font-weight:600;color:var(--ink)}.results-filters{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap}.filter-select{padding:10px 36px 10px 16px;border:1px solid var(--paper-deep);border-radius:var(--radius-sm);background:var(--white);font-family:var(--font-body);font-size:.875rem;color:var(--ink);cursor:pointer;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2378716c' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;transition:border-color var(--transition)}.filter-select:focus{border-color:var(--ink)}.results-container{display:flex;flex-direction:column;gap:0}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:80px 20px;color:var(--ink-muted)}.empty-icon{width:48px;height:48px;margin-bottom:20px;opacity:.3;color:var(--ink-muted)}.empty-state p{font-size:1rem}.empty-hint{font-size:.875rem;color:var(--ink-faint);margin-top:4px}.result-card{padding:24px 0;border-bottom:1px solid var(--paper-dark);cursor:pointer;transition:background var(--transition);position:relative}.result-card:first-child{padding-top:0}.result-card:hover{background:var(--paper-warm);margin:0 -16px;padding-left:16px;padding-right:16px;border-radius:var(--radius-sm)}.result-card-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:8px}.result-card-title{font-family:var(--font-display);font-size:1.125rem;font-weight:400;color:var(--ink);line-height:1.35;flex:1}.result-card-score{font-family:var(--font-body);font-size:.6875rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:3px;flex-shrink:0;background:var(--paper-dark);color:var(--ink-muted)}.result-card-score.high{background:var(--answered-bg);color:var(--answered)}.result-card-score.medium{background:#fef3c7;color:#92400e}.result-card-meta{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:10px;font-size:.8125rem;color:var(--ink-muted)}.result-card-meta-item{display:flex;align-items:center;gap:5px}.result-card-meta-item svg{width:13px;height:13px;opacity:.5}.result-card-highlight{font-size:.9375rem;color:var(--ink-soft);line-height:1.65;margin-bottom:10px;padding-left:14px;border-left:2px solid var(--federal-gold);font-style:italic}.result-card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.result-card-tag{background:var(--paper-warm);color:var(--ink-muted);padding:3px 10px;border-radius:3px;font-size:.6875rem;text-transform:uppercase;letter-spacing:.04em;font-weight:500}.result-card-status{position:absolute;top:24px;right:0}.result-card:first-child .result-card-status{top:0}.status-badge{padding:3px 10px;border-radius:3px;font-size:.6875rem;font-weight:600;letter-spacing:.03em}.status-badge.answered{background:var(--answered-bg);color:var(--answered)}.status-badge.pending{background:var(--pending-bg);color:var(--pending-color)}.loading{display:flex;align-items:center;justify-content:center;padding:60px 20px;gap:12px}.loading-spinner{width:20px;height:20px;border:2px solid var(--paper-dark);border-top-color:var(--ink);border-radius:50%;animation:spin .8s linear infinite}.loading-text{font-size:.875rem;color:var(--ink-muted);font-style:italic}@keyframes spin{to{transform:rotate(360deg)}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1c191799;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;opacity:0;visibility:hidden;transition:all .3s ease;padding:24px}.modal-overlay.active{opacity:1;visibility:visible}.modal{background:var(--paper);border-radius:var(--radius-lg);width:100%;max-width:720px;max-height:calc(100vh - 48px);overflow:hidden;display:flex;flex-direction:column;transform:translateY(16px) scale(.98);transition:transform .3s ease;box-shadow:var(--shadow-overlay)}.modal-overlay.active .modal{transform:translateY(0) scale(1)}.modal-close{position:absolute;top:16px;right:16px;width:36px;height:36px;background:var(--paper-warm);border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:10;transition:background var(--transition)}.modal-close:hover{background:var(--paper-dark)}.modal-close svg{width:18px;height:18px;color:var(--ink-muted)}.modal-content{padding:40px;overflow-y:auto}.modal-title{font-family:var(--font-display);font-size:1.625rem;font-weight:400;color:var(--ink);line-height:1.3;margin-bottom:24px;padding-right:40px}.modal-meta{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--paper-dark);border:1px solid var(--paper-dark);border-radius:var(--radius-sm);overflow:hidden;margin-bottom:32px}.modal-meta-item{background:var(--white);padding:14px 18px}.modal-meta-label{font-size:.6875rem;font-weight:600;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px}.modal-meta-value{font-size:.9375rem;font-weight:500;color:var(--ink)}.modal-section{margin-bottom:28px}.modal-section-title{font-size:.6875rem;font-weight:700;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--paper-dark)}.modal-text{color:var(--ink-soft);line-height:1.7;font-size:.9375rem}.document-list{display:flex;flex-direction:column;gap:8px}.document-item{background:var(--white);border:1px solid var(--paper-dark);padding:14px 18px;border-radius:var(--radius-sm);display:flex;justify-content:space-between;align-items:center;transition:border-color var(--transition)}.document-item:hover{border-color:var(--ink-faint)}.document-info{flex:1}.document-title{font-weight:500;color:var(--ink);font-size:.9375rem}.document-meta{font-size:.8125rem;color:var(--ink-muted);margin-top:2px}.document-link{background:var(--federal-red);color:var(--white);padding:6px 14px;border-radius:var(--radius-sm);text-decoration:none;font-size:.8125rem;font-weight:600;letter-spacing:.03em;transition:background var(--transition)}.document-link:hover{background:var(--federal-red-soft)}.site-footer{border-top:1px solid var(--paper-dark);padding:24px;text-align:center;font-size:.8125rem;color:var(--ink-faint)}.site-footer a{color:var(--ink-muted);text-decoration:none;border-bottom:1px solid var(--paper-deep);transition:color var(--transition)}.site-footer a:hover{color:var(--ink)}@media (max-width: 768px){.search-hero{padding:40px 0 32px}.search-hero-title{font-size:1.875rem}.search-form{flex-direction:column;border-radius:var(--radius-md)}.search-submit{justify-content:center;border-top:1px solid var(--paper-dark)}.results-header{flex-direction:column;gap:4px}.header-stats{display:none}.logo-text{font-size:1.125rem}.modal-content{padding:24px}.modal-meta{grid-template-columns:1fr}.modal{border-radius:var(--radius-md);max-height:calc(100vh - 32px)}.result-card-status{position:static;margin-top:10px}.result-card:first-child .result-card-status{position:static}}@media (max-width: 480px){.main-content{padding:0 16px}.header-content{padding:12px 16px}.search-hero-title{font-size:1.5rem}.search-hero-subtitle{font-size:.9375rem}.modal-overlay{padding:8px}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--paper-deep);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--ink-faint)}@media print{.header,.search-hero,.refinement-suggestions,.chat-thread,.site-footer{display:none}.result-card{break-inside:avoid}}