:root{--primary: #2563eb;--primary-dark: #1d4ed8;--success: #16a34a;--warning: #d97706;--danger: #dc2626;--bg: #f8fafc;--card-bg: #ffffff;--border: #e2e8f0;--text: #1e293b;--text-muted: #64748b;--radius: .5rem}*{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}.container{max-width:960px;margin:0 auto;padding:1.5rem 1rem}.navbar{background:var(--primary);color:#fff;padding:.75rem 1.5rem;display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}.navbar a{color:#fff;text-decoration:none;font-weight:500}.navbar a:hover{text-decoration:underline}.navbar .brand{font-size:1.15rem;font-weight:700;margin-right:auto}.navbar .logout-btn{background:transparent;border:1px solid rgba(255,255,255,.6);color:#fff;padding:.25rem .75rem;border-radius:var(--radius);cursor:pointer}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;margin-bottom:1rem}.card h2{margin-bottom:.75rem;font-size:1.1rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}.section-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:1rem;cursor:pointer;transition:box-shadow .15s;text-decoration:none;color:inherit;display:block}.section-card:hover{box-shadow:0 4px 12px #0000001a}.section-card h3{text-transform:capitalize;margin-bottom:.4rem}.progress-bar-wrap{background:#e2e8f0;border-radius:999px;height:8px;overflow:hidden}.progress-bar-fill{background:var(--primary);height:100%;transition:width .3s}.progress-bar-fill.done{background:var(--success)}.btn{display:inline-block;padding:.5rem 1.1rem;border-radius:var(--radius);font-size:.95rem;font-weight:500;cursor:pointer;border:none;transition:background .15s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-success{background:var(--success);color:#fff}.btn-outline{background:transparent;border:1px solid var(--primary);color:var(--primary)}.btn-sm{padding:.3rem .75rem;font-size:.85rem}.form-group{margin-bottom:1rem}.form-group label{display:block;font-weight:500;margin-bottom:.3rem}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.5rem .75rem;border:1px solid var(--border);border-radius:var(--radius);font-size:.95rem;background:#fff}.item-row{display:flex;align-items:flex-start;gap:.75rem;padding:.6rem 0;border-bottom:1px solid var(--border)}.item-row:last-child{border-bottom:none}.item-row input[type=checkbox]{margin-top:3px;width:1rem;height:1rem;flex-shrink:0;cursor:pointer}.item-row.completed .item-label{text-decoration:line-through;color:var(--text-muted)}.item-label{font-weight:500}.item-meta{font-size:.85rem;color:var(--text-muted);margin-top:.15rem}.item-meta span{margin-right:1rem}.badge{display:inline-block;padding:.15rem .55rem;border-radius:999px;font-size:.75rem;font-weight:600}.badge-success{background:#dcfce7;color:var(--success)}.badge-warning{background:#fef3c7;color:var(--warning)}.badge-info{background:#dbeafe;color:var(--primary)}.alert{padding:.75rem 1rem;border-radius:var(--radius);margin-bottom:1rem}.alert-error{background:#fee2e2;color:var(--danger)}.alert-success{background:#dcfce7;color:var(--success)}.photo-compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.photo-set{display:flex;flex-direction:column;gap:.5rem}.photo-set img{width:100%;border-radius:var(--radius);border:1px solid var(--border)}table{width:100%;border-collapse:collapse;font-size:.9rem}th,td{padding:.6rem .75rem;text-align:left;border-bottom:1px solid var(--border)}th{background:var(--bg);font-weight:600}.page-title{font-size:1.5rem;font-weight:700;margin-bottom:1.25rem}.back-link{font-size:.9rem;color:var(--primary);text-decoration:none;display:inline-block;margin-bottom:1rem}.back-link:hover{text-decoration:underline}