:root{--color-page-bg: #f5efe6;--color-card-bg: #fbf8f2;--color-surface: #ffffff;--color-border: #ece2d2;--color-input-border: #e6dccb;--color-input-border-focus: #8fadb9;--color-divider: #f0e8db;--color-text: #3f3a33;--color-text-body: #453f37;--color-text-muted: #756c5e;--color-text-soft: #8a7f6d;--color-text-faint: #9a8f7d;--color-text-footer: #a99e8b;--color-placeholder: #a89a86;--color-accent: #6d8b99;--color-accent-hover: #5c7885;--color-accent-dot: #7fa0af;--color-badge-bg: #eef2f4;--color-badge-text: #5b7b8a;--color-chip-bg: #f7f1e7;--color-chip-hover-bg: #efe6d6;--color-chip-border: #e6dccb;--color-chip-hover-border: #dccdb5;--color-chip-text: #6d6252;--color-citation-icon-bg: #e7edf0;--color-citation-arrow: #bdb09a;--color-star: #a99a4e;--color-sources-heading: #a2967f;--color-footer-icon: #c2b7a2;--color-error: #a1604b;--font-serif: "Lora", serif;--font-sans: "Mulish", system-ui, sans-serif;--shadow-card: 0 18px 48px -24px rgba(74, 60, 45, .35);--shadow-input: 0 4px 14px -8px rgba(74, 60, 45, .25)}*{box-sizing:border-box}body{margin:0;background:var(--color-page-bg);font-family:var(--font-sans)}::placeholder{color:var(--color-placeholder);opacity:1}@keyframes cardIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes dotPulse{0%,80%,to{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}.sf-widget{min-height:100vh;width:100%;display:flex;align-items:flex-start;justify-content:center;padding:48px 20px}.sf-card{width:100%;max-width:600px;background:var(--color-card-bg);border:1px solid var(--color-border);border-radius:24px;box-shadow:var(--shadow-card);padding:40px 36px 28px}.sf-header{text-align:center;margin-bottom:28px}.sf-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:var(--color-badge-bg);color:var(--color-badge-text);font-size:12.5px;font-weight:600;letter-spacing:.03em;margin-bottom:18px}.sf-badge-dot{width:7px;height:7px;border-radius:50%;background:var(--color-accent-dot)}.sf-title{font-family:var(--font-serif);font-weight:500;font-size:27px;line-height:1.25;color:var(--color-text);margin:0 0 10px}.sf-description{font-size:15.5px;line-height:1.6;color:var(--color-text-muted);margin:0 auto;max-width:460px}.sf-form{display:flex;gap:10px;align-items:center;background:var(--color-surface);border:1.5px solid var(--color-input-border);border-radius:999px;padding:6px 6px 6px 22px;box-shadow:var(--shadow-input);transition:border-color .2s ease}.sf-form:focus-within{border-color:var(--color-input-border-focus)}.sf-input{flex:1;border:none;outline:none;background:transparent;font-family:var(--font-sans);font-size:15.5px;color:var(--color-text);min-width:0}.sf-submit{flex-shrink:0;display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;background:var(--color-accent);color:var(--color-card-bg);font-family:var(--font-sans);font-size:15px;font-weight:600;padding:11px 22px;border-radius:999px;transition:background .2s ease}.sf-submit:hover:enabled{background:var(--color-accent-hover)}.sf-submit:disabled{cursor:default;opacity:.7}.sf-chips{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.sf-chip{border:1px solid var(--color-chip-border);background:var(--color-chip-bg);color:var(--color-chip-text);font-family:var(--font-sans);font-size:13px;font-weight:500;padding:7px 14px;border-radius:999px;cursor:pointer;transition:all .15s ease}.sf-chip:hover:enabled{background:var(--color-chip-hover-bg);border-color:var(--color-chip-hover-border)}.sf-chip:disabled{cursor:default;opacity:.7}.sf-loading{margin-top:26px;display:flex;align-items:center;gap:12px;color:var(--color-text-soft);font-size:14.5px}.sf-loading-dots{display:inline-flex;gap:4px}.sf-loading-dots span{width:7px;height:7px;border-radius:50%;background:var(--color-accent-dot);animation:dotPulse 1.2s infinite}.sf-loading-dots span:nth-child(2){animation-delay:.15s}.sf-loading-dots span:nth-child(3){animation-delay:.3s}.sf-result{margin-top:26px;animation:cardIn .45s ease both}.sf-result-heading{display:flex;align-items:center;gap:8px;margin-bottom:12px;color:var(--color-text-soft);font-size:12.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.sf-result-heading svg{color:var(--color-star)}.sf-result-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:18px;padding:22px 24px}.sf-answer{font-family:var(--font-serif);font-size:16.5px;line-height:1.72;color:var(--color-text-body);margin:0}.sf-citations{margin-top:20px;padding-top:18px;border-top:1px solid var(--color-divider)}.sf-citations-heading{font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--color-sources-heading);margin-bottom:10px}.sf-citation-list{display:flex;flex-direction:column;gap:8px}.sf-citation{display:flex;align-items:center;gap:11px;text-decoration:none;padding:10px 12px;border-radius:12px;background:var(--color-chip-bg);transition:background .15s ease}a.sf-citation:hover{background:var(--color-chip-hover-bg)}.sf-citation-icon{flex-shrink:0;width:30px;height:30px;border-radius:8px;background:var(--color-citation-icon-bg);display:inline-flex;align-items:center;justify-content:center;color:var(--color-accent)}.sf-citation-text{min-width:0}.sf-citation-label{display:block;font-size:14.5px;font-weight:600;color:var(--color-text)}.sf-citation-snippet{display:block;font-size:12.5px;color:var(--color-text-faint);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sf-citation-arrow{margin-left:auto;flex-shrink:0;display:inline-flex;color:var(--color-citation-arrow)}.sf-error{margin-top:26px;display:flex;align-items:center;gap:10px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:18px;padding:16px 20px;color:var(--color-error);font-size:14.5px;animation:cardIn .45s ease both}.sf-error svg{flex-shrink:0}.sf-footer{margin-top:26px;padding-top:18px;border-top:1px solid var(--color-divider);text-align:center}.sf-footer-note{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--color-text-footer)}.sf-footer-note svg{color:var(--color-footer-icon)}.sf-footer-note strong{font-weight:700;color:var(--color-text-soft)}