:root{--bg: #f4f7fb;--surface: #ffffff;--text: #1f2937;--muted: #6b7280;--primary: #0f766e;--primary-hover: #115e59;--danger: #b91c1c;--border: #d1d5db;--warning: #b45309;--success: #166534}*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}main{min-height:100vh}.container{width:min(1200px,96%);margin:0 auto;padding:1rem 0 2rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:1rem}.grid{display:grid;gap:1rem}.grid-2{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}label{font-size:.9rem;color:var(--muted)}input,textarea,select,button{font:inherit}input,textarea,select{width:100%;border:1px solid var(--border);border-radius:8px;padding:.55rem .65rem;margin-top:.3rem;background:#fff}textarea{min-height:84px;resize:vertical}button{border:1px solid transparent;border-radius:8px;padding:.55rem .8rem;cursor:pointer}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:#e5e7eb;color:#111827}.btn-danger{background:#fee2e2;color:var(--danger);border-color:#fecaca}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;background:#fff}th,td{text-align:left;border-bottom:1px solid var(--border);padding:.55rem;font-size:.94rem;vertical-align:top}th{font-weight:600;color:#374151;background:#f9fafb}.header-row{display:flex;justify-content:space-between;align-items:center;gap:1rem}.status{display:inline-block;border-radius:999px;padding:.2rem .6rem;font-size:.78rem;font-weight:600}.status.ok{background:#dcfce7;color:var(--success)}.status.warn{background:#fef3c7;color:var(--warning)}.status.bad{background:#fee2e2;color:var(--danger)}.nav{background:#0b4f49;color:#fff;border-bottom:1px solid #0a3f3a}.nav-content{width:min(1200px,96%);margin:0 auto;padding:.8rem 0;display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;justify-content:space-between}.nav-links{display:flex;flex-wrap:wrap;gap:.5rem}.nav-link{border:1px solid rgba(255,255,255,.25);border-radius:8px;padding:.4rem .7rem;font-size:.9rem}.nav-link.active{background:#ffffff2e;border-color:transparent}.muted{color:var(--muted);font-size:.88rem}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:1rem}.auth-card{width:min(420px,100%)}.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:.5rem}.day{min-height:140px;border:1px solid var(--border);border-radius:10px;background:#fff;padding:.4rem}.day-num{font-size:.82rem;color:#4b5563;margin-bottom:.4rem}.event-pill{display:block;margin-bottom:.35rem;font-size:.78rem;border:1px solid #cbd5e1;border-radius:8px;padding:.2rem .35rem}.notice{border:1px solid #fde68a;background:#fffbeb;color:#92400e;border-radius:8px;padding:.6rem}