:root{--primary: #4f46e5;--primary-hover: #4338ca;--success: #059669;--warning: #d97706;--danger: #dc2626;--bg: #f8fafc;--card-bg: #ffffff;--text: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);--radius: 8px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}#app{max-width:1200px;margin:0 auto;padding:24px}.app-header{text-align:center;margin-bottom:32px}.app-header h1{font-size:28px;font-weight:700;color:var(--text)}.app-header p{color:var(--text-secondary);font-size:14px;margin-top:4px}.global-alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:14px;display:flex;justify-content:space-between;align-items:center}.global-alert.error{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}.global-alert.success{background:#ecfdf5;color:var(--success);border:1px solid #a7f3d0}.global-alert.processing{background:#eff6ff;color:var(--primary);border:1px solid #bfdbfe}.global-alert .close-btn{background:none;border:none;cursor:pointer;font-size:18px;color:inherit;opacity:.6}.global-alert .close-btn:hover{opacity:1}.tabs{display:flex;gap:4px;background:var(--card-bg);border-radius:var(--radius);padding:4px;box-shadow:var(--shadow);margin-bottom:24px}.tab-btn{flex:1;padding:10px 16px;border:none;background:transparent;border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;color:var(--text-secondary);transition:all .2s}.tab-btn:hover{background:var(--bg);color:var(--text)}.tab-btn.active{background:var(--primary);color:#fff;box-shadow:var(--shadow)}.tab-btn:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--card-bg);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);margin-bottom:16px}.card h2{font-size:20px;margin-bottom:4px}.card .subtitle{color:var(--text-secondary);font-size:14px;margin-bottom:20px}.btn{padding:10px 24px;border:none;border-radius:6px;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s;display:inline-flex;align-items:center;gap:8px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:#e2e8f0}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#b91c1c}.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:14px}.alert-warning{background:#fffbeb;color:var(--warning);border:1px solid #fde68a}.alert-success{background:#ecfdf5;color:var(--success);border:1px solid #a7f3d0}.alert-info{background:#eff6ff;color:var(--primary);border:1px solid #bfdbfe}textarea{width:100%;padding:12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;font-family:inherit;resize:vertical;transition:border-color .2s;line-height:1.6}textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}.file-upload{border:2px dashed var(--border);border-radius:var(--radius);padding:32px;text-align:center;cursor:pointer;transition:all .2s;margin-bottom:16px}.file-upload:hover{border-color:var(--primary);background:#fafafe}.file-upload.dragover{border-color:var(--primary);background:#eff6ff}.file-upload input[type=file]{display:none}.file-upload .icon{font-size:32px;margin-bottom:8px}.file-upload .hint{color:var(--text-secondary);font-size:13px;margin-top:4px}.metric{text-align:center;padding:16px;background:var(--bg);border-radius:var(--radius)}.metric .value{font-size:32px;font-weight:700;color:var(--primary)}.metric .label{font-size:13px;color:var(--text-secondary);margin-top:4px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.grid-3-1{display:grid;grid-template-columns:3fr 1fr;gap:16px}.section-title{font-size:16px;font-weight:600;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border)}ul.item-list{list-style:none;padding:0}ul.item-list li{padding:8px 0;border-bottom:1px solid #f1f5f9;font-size:14px}ul.item-list li:last-child{border-bottom:none}.skill-item{padding:12px;background:var(--bg);border-radius:6px;margin-bottom:8px}.skill-item .name{font-weight:600;font-size:14px}.skill-item .detail{font-size:13px;color:var(--text-secondary);margin-top:4px}.bar-chart{margin-bottom:8px}.bar-chart .bar-label{font-size:13px;font-weight:500;margin-bottom:4px;display:flex;justify-content:space-between}.bar-chart .bar-track{height:8px;background:#e2e8f0;border-radius:4px;overflow:hidden;display:flex}.bar-chart .bar-fill{height:100%;border-radius:4px}.bar-chart .bar-current{background:var(--primary)}.bar-chart .bar-gap{background:#fbbf24}.chat-container{display:flex;flex-direction:column;gap:12px;margin-bottom:16px;max-height:500px;overflow-y:auto;padding:8px}.chat-msg{padding:12px 16px;border-radius:var(--radius);max-width:85%;font-size:14px}.chat-msg.interviewer{background:#eff6ff;align-self:flex-start;border:1px solid #bfdbfe}.chat-msg.candidate{background:var(--bg);align-self:flex-end;border:1px solid var(--border)}.chat-msg .role{font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:4px}.chat-msg .score{font-size:12px;color:var(--warning);margin-top:4px}.chat-input-row{display:flex;gap:8px}.chat-input-row input{flex:1;padding:10px 14px;border:1px solid var(--border);border-radius:6px;font-size:14px}.chat-input-row input:focus{outline:none;border-color:var(--primary)}.expander{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px;overflow:hidden}.expander-header{padding:12px 16px;cursor:pointer;font-weight:500;font-size:14px;display:flex;justify-content:space-between;align-items:center;background:var(--bg)}.expander-header:hover{background:#eef2f7}.expander-body{padding:16px;border-top:1px solid var(--border);font-size:14px}.resume-preview{background:var(--bg);padding:16px;border-radius:var(--radius);font-family:monospace;font-size:13px;white-space:pre-wrap;max-height:300px;overflow-y:auto;margin-bottom:16px}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.urgency-high{color:var(--danger)}.urgency-medium{color:var(--warning)}.urgency-low{color:var(--success)}@media (max-width: 768px){.grid-2,.grid-3-1{grid-template-columns:1fr}#app{padding:12px}.tabs{flex-wrap:wrap}.tab-btn{font-size:12px;padding:8px 10px}}