:root {
    --primary: #A5D6A7;
    --primary-dark: #66BB6A;
    --primary-light: #C8E6C9;
    --white: #FFFFFF;
    --bg: #F5F5F5;
    --dark: #37353E;
    --dark-light: #4A4852;
    --text: #212121;
    --text-secondary: #757575;
    --border: #E0E0E0;
    --danger: #EF5350;
    --danger-dark: #E53935;
    --warning: #FFA726;
    --success: #66BB6A;
    --info: #42A5F5;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.12);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
.main-wrapper { margin-left: 260px; min-height: 100vh; transition: var(--transition); }
.content-area { padding: 24px; padding-top: 80px; min-height: calc(100vh - 80px); }
.card { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; margin-bottom: 20px; }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border); flex-wrap: wrap; gap: 12px; }
.card-title { font-size: 18px; font-weight: 600; color: var(--dark); }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border: none; border-radius: var(--radius-sm); font-family: inherit; font-size: 14px; font-weight: 500; cursor: pointer; transition: var(--transition); text-decoration: none; white-space: nowrap; }
.btn-primary { background: var(--primary); color: var(--dark); }
.btn-primary:hover { background: var(--primary-dark); color: var(--white); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-success { background: var(--success); color: var(--white); }
.btn-success:hover { background: var(--primary-dark); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-danger:hover { background: var(--danger-dark); }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary-dark); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-icon { width: 36px; height: 36px; padding: 0; display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--text-secondary); margin-bottom: 6px; }
.form-control { width: 100%; padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-family: inherit; font-size: 14px; color: var(--text); background: var(--white); transition: var(--transition); }
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(165, 214, 167, 0.2); }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23757575' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
textarea.form-control { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { background: var(--dark); color: var(--white); padding: 12px 16px; text-align: left; font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; white-space: nowrap; }
.table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.table th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.table td { padding: 12px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tbody tr:hover { background: var(--primary-light); }
.table-actions { display: flex; gap: 6px; }
.table-actions .btn-icon { width: 32px; height: 32px; font-size: 12px; }
.table-actions .btn-view { background: var(--info); color: var(--white); }
.table-actions .btn-edit { background: var(--primary); color: var(--dark); }
.table-actions .btn-delete { background: var(--danger); color: var(--white); }
.badge { display: inline-block; padding: 4px 10px; border-radius: 20px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.badge-success { background: rgba(102,187,106,0.15); color: var(--success); }
.badge-danger { background: rgba(239,83,80,0.15); color: var(--danger); }
.badge-warning { background: rgba(255,167,38,0.15); color: var(--warning); }
.badge-info { background: rgba(66,165,245,0.15); color: var(--info); }
.flash-message { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-radius: var(--radius-sm); margin-bottom: 20px; animation: slideDown 0.3s ease; }
.flash-content { display: flex; align-items: center; gap: 10px; }
.flash-close { background: none; border: none; cursor: pointer; font-size: 14px; opacity: 0.7; }
.flash-close:hover { opacity: 1; }
.flash-success { background: rgba(102,187,106,0.15); color: var(--success); border: 1px solid rgba(102,187,106,0.3); }
.flash-error { background: rgba(239,83,80,0.15); color: var(--danger); border: 1px solid rgba(239,83,80,0.3); }
.flash-info { background: rgba(66,165,245,0.15); color: var(--info); border: 1px solid rgba(66,165,245,0.3); }
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
.pagination { display: flex; justify-content: center; gap: 6px; margin-top: 20px; }
.page-btn { display: inline-flex; align-items: center; justify-content: center; min-width: 36px; height: 36px; padding: 0 10px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--white); color: var(--text); text-decoration: none; font-size: 13px; font-weight: 500; transition: var(--transition); }
.page-btn:hover { border-color: var(--primary); color: var(--primary-dark); }
.page-btn.active { background: var(--primary); border-color: var(--primary); color: var(--dark); }
.empty-state { text-align: center; padding: 48px 20px; color: var(--text-secondary); }
.empty-state i { font-size: 48px; color: var(--border); margin-bottom: 16px; }
.empty-state p { margin-bottom: 16px; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.detail-item { padding: 12px 0; }
.detail-item label { font-size: 12px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; display: block; margin-bottom: 4px; }
.detail-item span { font-size: 15px; font-weight: 500; color: var(--text); }
.action-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.action-bar .search-box { position: relative; }
.action-bar .search-box input { padding: 10px 14px 10px 38px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-family: inherit; font-size: 14px; width: 250px; }
.action-bar .search-box input:focus { outline: none; border-color: var(--primary); }
.action-bar .search-box i { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-secondary); font-size: 14px; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }