:root{--primary:#2563eb;--primary-dark:#1d4ed8;--success:#16a34a;--warning:#d97706;--danger:#dc2626;--gray-50:#f9fafb;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-300:#d1d5db;--gray-500:#6b7280;--gray-700:#374151;--gray-900:#111827}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--gray-100);color:var(--gray-900);min-height:100vh;font-family:Helvetica Neue,Arial,sans-serif}a{color:inherit;text-decoration:none}.header{background:var(--primary);color:#fff;justify-content:space-between;align-items:center;padding:16px 24px;display:flex;box-shadow:0 2px 8px #00000026}.header h1{font-size:20px;font-weight:700}.header-right{align-items:center;gap:12px;display:flex}.current-time{font-variant-numeric:tabular-nums;font-size:28px;font-weight:300}.current-date{opacity:.85;text-align:right;font-size:13px}.nav{border-bottom:1px solid var(--gray-200);background:#fff;padding:0 24px;display:flex}.nav-btn{cursor:pointer;color:var(--gray-500);background:0 0;border:none;border-bottom:3px solid #0000;padding:14px 20px;font-size:14px;font-weight:500;transition:all .15s;display:inline-block}.nav-btn.active{color:var(--primary);border-bottom-color:var(--primary)}.nav-btn:hover{color:var(--gray-700)}.container{max-width:1100px;margin:0 auto;padding:24px}.card{background:#fff;border-radius:12px;margin-bottom:20px;padding:24px;box-shadow:0 1px 4px #00000014}.card-title{color:var(--gray-700);align-items:center;gap:8px;margin-bottom:16px;font-size:15px;font-weight:600;display:flex}.today-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.clock-panel{text-align:center}.status-badge{border-radius:99px;margin-bottom:16px;padding:4px 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10px;font-size:11px}.edit-btn:hover{background:var(--gray-50)}.modal-overlay{z-index:100;background:#0006;justify-content:center;align-items:center;display:none;position:fixed;inset:0}.modal-overlay.open{display:flex}.modal{background:#fff;border-radius:14px;width:420px;max-width:95vw;padding:28px;box-shadow:0 20px 60px #0003}.modal h3{margin-bottom:20px;font-size:16px;font-weight:700}.modal-actions{justify-content:flex-end;gap:10px;margin-top:20px;display:flex}.leave-summary{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px;display:grid}.leave-stat{text-align:center;background:var(--gray-50);border-radius:8px;padding:16px}.leave-stat .val{color:var(--warning);font-size:24px;font-weight:700}.leave-stat .lbl{color:var(--gray-500);margin-top:2px;font-size:12px}.memo-text{text-overflow:ellipsis;white-space:nowrap;max-width:160px;color:var(--gray-500);font-size:12px;overflow:hidden}.export-section{flex-wrap:wrap;align-items:center;gap:12px;display:flex}@media 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