:root{--primary: #3b82f6;--bg: #f1f5f9;--card: #ffffff;--header-bg: #0f172a;--text: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border: #e2e8f0;--high: #16a34a;--medium: #d97706;--low: #dc2626;--radius: 12px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);--shadow-hover: 0 4px 12px rgba(0,0,0,.12)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.container{max-width:860px;margin:0 auto;padding:0 16px}.header{background:var(--header-bg);position:sticky;top:0;z-index:100;box-shadow:0 2px 8px #0000004d}.header-inner{display:flex;align-items:center;justify-content:space-between;height:56px}.logo{display:flex;align-items:center;gap:8px;color:#f8fafc}.logo-icon{width:20px;height:20px;color:var(--primary)}.logo-text{font-size:18px;font-weight:700;letter-spacing:-.5px}.tabs{display:flex;gap:4px}.tab{background:transparent;border:1px solid rgba(255,255,255,.2);color:#ffffffa6;padding:6px 16px;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;transition:background .15s,color .15s}.tab:hover{background:#ffffff1a;color:#fff}.tab.active{background:var(--primary);border-color:var(--primary);color:#fff}.main{padding:20px 0 60px}.stats{margin-bottom:14px;font-size:13px;color:var(--text-muted)}.articles{display:flex;flex-direction:column;gap:10px}.card{background:var(--card);border-radius:var(--radius);padding:16px 20px;box-shadow:var(--shadow);border:1px solid var(--border);cursor:pointer;transition:box-shadow .15s,transform .15s}.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-1px)}.card-header{display:flex;align-items:center;gap:10px;margin-bottom:10px}.rank{font-size:14px;font-weight:700;color:var(--text-muted);min-width:30px}.rank.gold{color:#f59e0b}.rank.silver{color:#9ca3af}.rank.bronze{color:#b45309}.score-wrap{display:flex;align-items:center;gap:8px;flex:1;max-width:150px}.score-bar{flex:1;height:5px;background:var(--border);border-radius:3px;overflow:hidden}.score-fill{height:100%;border-radius:3px;transition:width .4s ease}.score-fill.high{background:var(--high)}.score-fill.medium{background:var(--medium)}.score-fill.low{background:var(--low)}.score-text{font-size:12px;font-weight:600;white-space:nowrap}.score-text.high{color:var(--high)}.score-text.medium{color:var(--medium)}.score-text.low{color:var(--low)}.badge{font-size:11px;font-weight:500;padding:2px 8px;border-radius:4px;white-space:nowrap}.badge.category{background:#eff6ff;color:#2563eb;border:1px solid #bfdbfe}.card-body{margin-bottom:10px}.title{font-size:16px;font-weight:600;line-height:1.4;margin-bottom:4px}.title a{color:var(--text);text-decoration:none}.title a:hover{color:var(--primary);text-decoration:underline}.title-cn{font-size:14px;color:var(--text-secondary);margin-bottom:6px}.reason{font-size:13px;color:var(--text-secondary);line-height:1.6;margin-bottom:6px;padding-left:12px;border-left:2px solid var(--border)}.keywords{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px}.keyword{font-size:11px;padding:2px 8px;background:#f8fafc;color:var(--text-secondary);border-radius:4px;border:1px solid var(--border)}.card-footer{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted);border-top:1px solid var(--border);padding-top:10px}.dot{color:var(--border)}.read-link{margin-left:auto;color:var(--primary);text-decoration:none;font-weight:500;font-size:12px}.read-link:hover{text-decoration:underline}.empty,.error{text-align:center;padding:60px 20px;color:var(--text-muted);font-size:15px}.error{color:var(--low)}.skeleton{pointer-events:none}.skeleton-line{height:13px;background:linear-gradient(90deg,#e2e8f0 25%,#f1f5f9,#e2e8f0 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:4px;margin-bottom:10px}.skeleton-line.short{width:25%}.skeleton-line.medium{width:55%}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:16px}.modal-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#00000073;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.modal-content{position:relative;background:var(--card);border-radius:var(--radius);max-width:640px;width:100%;max-height:88vh;overflow-y:auto;box-shadow:0 20px 60px #00000040;animation:modal-in .2s ease}@keyframes modal-in{0%{opacity:0;transform:scale(.96) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-header{display:flex;justify-content:flex-end;padding:14px 16px 0}.modal-close{background:none;border:none;font-size:18px;line-height:1;color:var(--text-muted);cursor:pointer;padding:4px 8px;border-radius:6px}.modal-close:hover{background:var(--bg);color:var(--text)}.modal-body{padding:4px 24px 28px}.modal-badges{display:flex;align-items:center;gap:8px;margin-bottom:12px}.modal-title{font-size:18px;font-weight:700;line-height:1.4;margin-bottom:6px}.modal-title a{color:var(--text);text-decoration:none}.modal-title a:hover{color:var(--primary)}.modal-title-cn{font-size:15px;color:var(--text-secondary);margin-bottom:16px}.modal-section{margin-top:20px}.modal-section h3{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--text-muted);margin-bottom:8px}.modal-section p{font-size:14px;color:var(--text-secondary);line-height:1.75}.score-detail{display:flex;flex-direction:column;gap:10px}.score-item{display:flex;align-items:center;gap:10px;font-size:13px}.score-item .label{width:56px;color:var(--text-secondary)}.score-item .val{width:36px;text-align:right;font-weight:600}.mini-bar{flex:1;height:5px;background:var(--border);border-radius:3px;overflow:hidden}.mini-bar>div{height:100%;background:var(--primary);border-radius:3px}.modal-meta{margin-top:20px;display:flex;gap:16px;font-size:12px;color:var(--text-muted);border-top:1px solid var(--border);padding-top:16px}.modal-loading{padding:40px;text-align:center;color:var(--text-muted)}@media (max-width: 600px){.tab{padding:5px 12px;font-size:12px}.title{font-size:15px}.card{padding:14px}.modal-body{padding:4px 16px 24px}.modal-title{font-size:16px}}