:root{--bg: #f4f1e8;--panel: #fffdf8;--panel-strong: #f0eadb;--text: #1f2a1f;--muted: #5f6d5f;--line: #d8cfbd;--accent: #2f7d57;--accent-strong: #1f5c3f;--warning: #b45309;--danger: #9f1239;--shadow: 0 18px 50px rgba(47, 61, 47, .08)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top left,rgba(47,125,87,.18),transparent 28rem),radial-gradient(circle at bottom right,rgba(180,83,9,.12),transparent 24rem),var(--bg);color:var(--text);font-family:IBM Plex Sans,Noto Sans TC,system-ui,sans-serif}button,textarea,input{font:inherit}.shell{width:min(1200px,calc(100vw - 32px));margin:0 auto;padding:32px 0 64px}.masthead{display:grid;grid-template-columns:1.8fr 1fr;gap:20px;align-items:stretch;margin-bottom:24px}.masthead h1{margin:8px 0 12px;font-size:clamp(2.8rem,5vw,4.6rem);line-height:.95;letter-spacing:-.05em}.lead{max-width:60ch;color:var(--muted);font-size:1.05rem}.masthead-panel,.card{background:#fffdf8d1;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.masthead-panel{padding:20px;display:grid;align-content:center;gap:12px;font-size:.98rem}.eyebrow{margin:0;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-strong)}.tab-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:20px}.tab-button{padding:18px;border-radius:18px;border:1px solid var(--line);background:#fffdf8b3;color:var(--text);text-align:left;display:grid;gap:6px}.tab-button.active{background:var(--accent);color:#fff;border-color:var(--accent)}.tab-button small{opacity:.8}.panel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.full-width{grid-column:1 / -1}.card{padding:22px}.hero-card{background:linear-gradient(160deg,#fffdf8f5,#f0eadbf0)}.muted{color:var(--muted)}.text-input{width:100%;border-radius:16px;border:1px solid var(--line);background:#fff;min-height:120px;padding:14px 16px;resize:vertical;margin:16px 0}.primary-button,.secondary-button{border:none;border-radius:999px;padding:12px 18px;cursor:pointer}.primary-button{background:var(--accent);color:#fff}.secondary-button{background:var(--panel-strong);color:var(--text)}.secondary-button.active{background:var(--accent-strong);color:#fff}.button-row,.badge-row,.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0}.badge{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;background:var(--panel-strong);color:var(--text);font-size:.82rem}.badge.alert{background:#b453091f;color:var(--warning)}.boundary-note{margin:12px 0;padding:12px 14px;border-left:4px solid var(--warning);background:#b4530914;border-radius:12px}.answer-block{white-space:pre-wrap;background:#f9f6ee;border:1px solid var(--line);border-radius:16px;padding:16px;line-height:1.7}.source-list{display:grid;gap:12px;margin-top:18px}.source-card,.outline-card,.stat-card{border:1px solid var(--line);border-radius:18px;padding:16px;background:#fff}.source-card.active{outline:2px solid var(--accent)}.source-meta{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:.84rem}.risk-box{margin-top:12px;padding:14px 16px;border-radius:16px;background:#b4530914}.outline-grid{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-top:16px}.citation-panel{border:1px solid var(--line);border-radius:18px;padding:16px;background:#f9f6ee;display:grid;gap:10px;align-content:start}.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.stat-card strong{display:block;margin-top:8px;font-size:1.5rem}.distribution-section{margin-top:16px}.distribution-section h4{margin:0 0 8px;font-size:.9rem;color:var(--muted)}.distribution-row{display:flex;flex-wrap:wrap;gap:6px}.table-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.compact-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.table-card{border:1px solid var(--line);border-radius:18px;padding:14px;background:#fff}.distribution-row .badge{font-size:.78rem}.error-text{color:var(--danger)}@media(max-width:900px){.masthead,.tab-strip,.panel-grid,.outline-grid,.stats-grid,.table-grid,.compact-grid{grid-template-columns:1fr}}