/* === Reset & Base === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-bg: #f4f6f9;
    --color-surface: #ffffff;
    --color-primary: #2c6e49;
    --color-primary-light: #4c956c;
    --color-primary-dark: #1b4332;
    --color-accent: #d4a843;
    --color-danger: #c0392b;
    --color-warning: #e67e22;
    --color-info: #2980b9;
    --color-medical: #8e44ad;
    --color-pregnant: #e91e90;
    --color-text: #2d3436;
    --color-text-light: #636e72;
    --color-border: #dfe6e9;
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.12);
    --transition: 0.2s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
    min-height: 100vh;
}

/* === Header === */
header {
    background: var(--color-primary-dark);
    color: white;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow);
}

header h1 {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.subtitle {
    font-size: 0.85rem;
    opacity: 0.8;
    margin-left: 4px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* === Navigation === */
nav#main-nav {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    gap: 0;
    padding: 0 24px;
    overflow-x: auto;
}

.nav-tab {
    padding: 12px 20px;
    border: none;
    background: none;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-light);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: var(--transition);
    white-space: nowrap;
}

.nav-tab:hover {
    color: var(--color-primary);
    background: rgba(44, 110, 73, 0.05);
}

.nav-tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* === Buttons === */
.btn {
    padding: 8px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    background: var(--color-surface);
    color: var(--color-text);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn:hover {
    box-shadow: var(--shadow);
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-light);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
}

.btn-danger {
    background: var(--color-danger);
    color: white;
    border-color: var(--color-danger);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 0.8rem;
}

.btn-icon {
    background: transparent;
    border: none;
    color: white;
    font-size: 1.2rem;
    position: relative;
    padding: 6px;
    cursor: pointer;
}

.badge {
    position: absolute;
    top: -2px;
    right: -4px;
    background: var(--color-danger);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 1px 5px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.hidden {
    display: none !important;
}

/* === Views === */
.view {
    display: none;
    padding: 24px;
    max-width: 1400px;
    margin: 0 auto;
}

.view.active {
    display: block;
}

/* === Summary Cards === */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.summary-card {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    text-align: center;
    border-top: 4px solid var(--color-primary);
}

.summary-card.card-danger { border-top-color: var(--color-danger); }
.summary-card.card-warning { border-top-color: var(--color-warning); }
.summary-card.card-info { border-top-color: var(--color-info); }
.summary-card.card-medical { border-top-color: var(--color-medical); }
.summary-card.card-pregnant { border-top-color: var(--color-pregnant); }
.summary-card.card-accent { border-top-color: var(--color-accent); }

.summary-card .card-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1.2;
}

.summary-card .card-label {
    font-size: 0.8rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* === Lots Grid === */
.lots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

.lot-card {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.lot-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.lot-card-header {
    padding: 16px 20px;
    background: var(--color-primary);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lot-card-header h3 {
    font-size: 1.1rem;
}

.lot-card-header .lot-count {
    font-size: 0.85rem;
    opacity: 0.9;
}

.lot-card-body {
    padding: 16px 20px;
}

.capacity-bar {
    height: 12px;
    background: var(--color-border);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 12px;
}

.capacity-fill {
    height: 100%;
    border-radius: 6px;
    transition: width 0.4s ease;
    background: var(--color-primary-light);
}

.capacity-fill.high {
    background: var(--color-warning);
}

.capacity-fill.full {
    background: var(--color-danger);
}

.lot-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    font-size: 0.85rem;
}

.lot-stat {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    border-bottom: 1px solid var(--color-border);
}

.lot-stat .stat-label {
    color: var(--color-text-light);
}

.lot-stat .stat-value {
    font-weight: 600;
}

/* === Lot Detail === */
.lot-selector {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.lot-selector select {
    padding: 8px 12px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    font-size: 0.9rem;
}

.lot-detail-header {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.lot-detail-header h2 {
    margin-bottom: 12px;
}

.lot-detail-stats {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.lot-detail-stat {
    text-align: center;
}

.lot-detail-stat .value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.lot-detail-stat .label {
    font-size: 0.8rem;
    color: var(--color-text-light);
    text-transform: uppercase;
}

/* === Tables === */
.data-table {
    width: 100%;
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border-collapse: collapse;
    overflow: hidden;
}

.data-table th {
    background: var(--color-primary-dark);
    color: white;
    padding: 12px 16px;
    text-align: left;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.data-table th:hover {
    background: var(--color-primary);
}

.data-table td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.875rem;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover td {
    background: rgba(44, 110, 73, 0.03);
}

/* === Status Badges === */
.status-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.status-active { background: #d4edda; color: #155724; }
.status-processing { background: #fff3cd; color: #856404; }
.status-deceased { background: #f8d7da; color: #721c24; }
.status-medical { background: #e8daef; color: #6c3483; }
.status-pregnant { background: #fdedfa; color: #c2185b; }

/* === Toolbar === */
.toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    align-items: center;
}

.toolbar input[type="text"] {
    flex: 1;
    min-width: 200px;
    padding: 8px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.9rem;
}

.toolbar select {
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.9rem;
}

/* === Alerts === */
.alert-item {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 8px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: flex-start;
    gap: 14px;
    border-left: 4px solid var(--color-border);
    transition: var(--transition);
}

.alert-item.unread {
    border-left-color: var(--color-primary);
    background: #f0faf4;
}

.alert-item.alert-processing { border-left-color: var(--color-warning); }
.alert-item.alert-processing.unread { background: #fef9f0; }
.alert-item.alert-death { border-left-color: var(--color-danger); }
.alert-item.alert-death.unread { background: #fef0f0; }
.alert-item.alert-medical { border-left-color: var(--color-medical); }
.alert-item.alert-medical.unread { background: #f8f0fe; }
.alert-item.alert-pregnancy { border-left-color: var(--color-pregnant); }
.alert-item.alert-pregnancy.unread { background: #fef0fa; }
.alert-item.alert-capacity { border-left-color: var(--color-info); }
.alert-item.alert-capacity.unread { background: #f0f6fe; }

.alert-icon {
    font-size: 1.5rem;
    line-height: 1;
    flex-shrink: 0;
}

.alert-body {
    flex: 1;
}

.alert-body .alert-message {
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.alert-body .alert-time {
    font-size: 0.75rem;
    color: var(--color-text-light);
}

.alert-actions {
    flex-shrink: 0;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-light);
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.empty-state p {
    font-size: 1rem;
}

/* === Reports === */
.report-section {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 20px;
}

.report-section h2 {
    font-size: 1.1rem;
    margin-bottom: 16px;
    color: var(--color-primary-dark);
}

.report-table {
    width: 100%;
    border-collapse: collapse;
}

.report-table th {
    text-align: left;
    padding: 10px 14px;
    border-bottom: 2px solid var(--color-primary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-light);
}

.report-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.875rem;
}

.report-table tr:last-child td {
    border-bottom: none;
}

.report-table tfoot td {
    font-weight: 700;
    border-top: 2px solid var(--color-primary-dark);
    color: var(--color-primary-dark);
}

/* === Modals === */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal.hidden {
    display: none !important;
}

.modal-content {
    background: var(--color-surface);
    border-radius: var(--radius);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-sm {
    max-width: 420px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
}

.modal-header h2 {
    font-size: 1.1rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-light);
    padding: 4px;
    line-height: 1;
}

.modal-close:hover {
    color: var(--color-danger);
}

/* === Forms === */
form {
    padding: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-light);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(44, 110, 73, 0.15);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 8px;
}

/* === Toast Notifications === */
#toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 14px 20px;
    box-shadow: var(--shadow-lg);
    min-width: 280px;
    max-width: 400px;
    border-left: 4px solid var(--color-primary);
    animation: slideIn 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast.toast-danger { border-left-color: var(--color-danger); }
.toast.toast-warning { border-left-color: var(--color-warning); }
.toast.toast-info { border-left-color: var(--color-info); }

.toast-icon { font-size: 1.2rem; }
.toast-message { flex: 1; font-size: 0.875rem; }

.toast-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-light);
    font-size: 1.1rem;
    padding: 2px;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

/* === Action buttons in tables === */
.action-btns {
    display: flex;
    gap: 4px;
}

.action-btns .btn-sm {
    white-space: nowrap;
}

/* === Responsive === */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .lots-grid {
        grid-template-columns: 1fr;
    }

    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .toolbar {
        flex-direction: column;
    }

    .data-table {
        display: block;
        overflow-x: auto;
    }
}

@media (max-width: 480px) {
    .summary-cards {
        grid-template-columns: 1fr;
    }

    nav#main-nav {
        padding: 0 8px;
    }

    .nav-tab {
        padding: 10px 12px;
        font-size: 0.8rem;
    }
}