/* Denuwaraka Geethaya 2026 - Admin Portal Styling */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@500;600;700;800&display=swap');

:root {
    --bg-admin: #090e1a;
    --bg-sidebar: #0f172a;
    --bg-card: #131c31;
    --bg-card-header: #19243f;
    --border-color: rgba(255, 255, 255, 0.08);
    
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --gold: #f59e0b;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-admin);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
}

a {
    color: var(--primary);
    text-decoration: none;
}

/* Layout */
.admin-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
    width: 100%;
}

/* Sidebar */
.admin-sidebar {
    width: 260px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 50;
    transform: translateX(0);
    transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.28s ease;
}

.sidebar-brand {
    padding: 18px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.sidebar-collapse-btn,
.sidebar-close-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: #e2e8f0;
    width: 32px;
    height: 32px;
    cursor: pointer;
    line-height: 1;
    transition: all 0.2s ease;
    flex-shrink: 0;
    padding: 0;
}

.sidebar-collapse-btn:hover,
.sidebar-close-btn:hover {
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.3);
    transform: scale(1.06);
}

.sidebar-collapse-btn .desktop-icon {
    display: block;
}

.sidebar-collapse-btn .mobile-icon {
    display: none;
    font-size: 20px;
    line-height: 1;
}

.sidebar-logo-badge {
    background: linear-gradient(135deg, #d97706, #f59e0b);
    color: #0f172a;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 13px;
}

.sidebar-nav {
    padding: 20px 12px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
}

.nav-category {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-dim);
    letter-spacing: 1px;
    padding: 12px 12px 6px;
    font-weight: 700;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    color: var(--text-muted);
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.sidebar-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
}

.sidebar-link.active {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border-left: 3px solid var(--primary);
}

.sidebar-user {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Main Content Area */
.admin-main {
    margin-left: 260px;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: calc(100% - 260px);
    transition: margin-left 0.28s cubic-bezier(0.16, 1, 0.3, 1), width 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.admin-header {
    background: var(--bg-sidebar);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 40;
}

.admin-nav-toggle,
.admin-mobile-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: space-between;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    padding: 9px 8px;
    flex-shrink: 0;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.admin-nav-toggle:hover,
.admin-mobile-toggle:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.28);
    transform: scale(1.05);
}

.admin-nav-toggle .bar,
.admin-mobile-toggle .bar {
    width: 100%;
    height: 2.5px;
    background-color: #ffffff;
    border-radius: 2px;
    transition: all 0.25s ease;
}

.admin-nav-toggle.active .bar:nth-child(1),
.admin-mobile-toggle.active .bar:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
    background-color: var(--gold);
}

.admin-nav-toggle.active .bar:nth-child(2),
.admin-mobile-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.admin-nav-toggle.active .bar:nth-child(3),
.admin-mobile-toggle.active .bar:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
    background-color: var(--gold);
}

/* Desktop Collapsed State (> 992px) */
@media (min-width: 993px) {
    .admin-layout.sidebar-collapsed .admin-sidebar {
        transform: translateX(-100%) !important;
        box-shadow: none;
    }

    .admin-layout.sidebar-collapsed .admin-main {
        margin-left: 0 !important;
        width: 100% !important;
    }

    .admin-layout.sidebar-collapsed .admin-nav-toggle,
    .admin-layout.sidebar-collapsed .admin-mobile-toggle {
        background: rgba(59, 130, 246, 0.16);
        border-color: rgba(59, 130, 246, 0.5);
    }

    .admin-layout.sidebar-collapsed .admin-nav-toggle .bar,
    .admin-layout.sidebar-collapsed .admin-mobile-toggle .bar {
        background-color: #60a5fa;
    }
}

/* Immediate zero-flicker collapsed state */
html.sidebar-collapsed-init .admin-layout .admin-sidebar {
    transform: translateX(-100%) !important;
    transition: none !important;
}

html.sidebar-collapsed-init .admin-layout .admin-main {
    margin-left: 0 !important;
    width: 100% !important;
    transition: none !important;
}

.admin-sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 45;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.admin-sidebar-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.admin-title {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
    font-family: var(--font-heading);
}

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

.admin-body {
    padding: 32px;
    flex: 1;
}

/* Metric / KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 22px;
    position: relative;
    overflow: hidden;
}

.kpi-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
}

.kpi-card.blue::after { background: var(--primary); }
.kpi-card.gold::after { background: var(--gold); }
.kpi-card.green::after { background: var(--success); }
.kpi-card.purple::after { background: #a855f7; }
.kpi-card.red::after { background: var(--danger); }

.kpi-number {
    font-size: 32px;
    font-weight: 800;
    font-family: var(--font-heading);
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: 4px;
}

.kpi-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Card Component */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 24px;
}

.card-header {
    background: var(--bg-card-header);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-title {
    font-size: 16px;
    font-weight: 700;
    color: #ffffff;
}

.card-body {
    padding: 24px;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.admin-table th {
    background: rgba(0, 0, 0, 0.2);
    padding: 12px 16px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

.admin-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    color: #e2e8f0;
    font-size: 13px;
}

.admin-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Status Badges */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-pending {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-confirmed {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-released {
    background: rgba(148, 163, 184, 0.15);
    color: #94a3b8;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

.badge-cancelled {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-active {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-sm {
    padding: 4px 10px;
    font-size: 12px;
}

.btn-primary {
    background: var(--primary);
    color: #ffffff;
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.14);
}

.btn-danger {
    background: var(--danger);
    color: #ffffff;
}

.btn-warning {
    background: var(--warning);
    color: #0f172a;
}

.btn-success {
    background: var(--success);
    color: #ffffff;
}

/* Forms */
.form-control {
    width: 100%;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px 14px;
    color: #ffffff;
    font-size: 13px;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
}

/* Filters row */
.filters-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
    align-items: center;
}

/* Progress bar */
.progress-bar-container {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 6px;
}

.progress-bar-fill {
    height: 100%;
    background: var(--primary);
    border-radius: 4px;
}

/* Modal */
.admin-modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.admin-modal.show {
    display: flex;
}

.admin-modal-dialog {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    width: 100%;
    max-width: 600px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
    overflow: hidden;
}

.modal-header {
    background: var(--bg-card-header);
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: 24px;
    max-height: 75vh;
    overflow-y: auto;
}

.modal-footer {
    background: rgba(0, 0, 0, 0.2);
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Responsive Overrides & Mobile Layout System */
html, body {
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

@media (max-width: 992px) {
    .sidebar-collapse-btn .desktop-icon {
        display: none !important;
    }

    .sidebar-collapse-btn .mobile-icon {
        display: block !important;
    }

    .admin-nav-toggle,
    .admin-mobile-toggle {
        display: inline-flex !important;
    }

    .sidebar-collapse-btn,
    .sidebar-close-btn {
        display: inline-flex !important;
    }

    .admin-sidebar {
        width: 280px;
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 100;
        box-shadow: 0 0 40px rgba(0, 0, 0, 0.85);
    }

    .admin-sidebar.open {
        transform: translateX(0) !important;
    }

    .admin-main {
        margin-left: 0 !important;
        width: 100% !important;
        min-width: 0;
        overflow-x: hidden;
    }

    .admin-header {
        padding: 14px 20px;
        gap: 12px;
    }

    .admin-body {
        padding: 20px 16px;
    }

    /* Responsive grid overrides across admin modules */
    div[style*="grid-template-columns: 2fr 1fr"],
    div[style*="grid-template-columns: 1fr 1fr"],
    div[style*="grid-template-columns: 2fr 1fr 1fr"] {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) !important;
    }
}

@media (max-width: 768px) {
    .admin-header {
        padding: 12px 16px;
    }

    .admin-title {
        font-size: 16px;
    }

    .admin-header-time {
        display: none !important;
    }

    .admin-body {
        padding: 16px 12px;
    }

    .card {
        border-radius: 10px;
        margin-bottom: 18px;
    }

    .card-header {
        padding: 14px 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .card-header > div:last-child,
    .card-header > span:last-child,
    .card-header > a:last-child {
        width: 100%;
        display: flex;
        justify-content: flex-start;
    }

    .card-body {
        padding: 16px 14px;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        margin-bottom: 20px;
    }

    .kpi-card {
        padding: 14px;
        border-radius: 10px;
    }

    .kpi-number {
        font-size: 24px;
    }

    .kpi-label {
        font-size: 11px;
    }

    .filters-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        width: 100%;
    }

    .filters-bar > div,
    .filters-bar input,
    .filters-bar select,
    .filters-bar button,
    .filters-bar a {
        width: 100% !important;
        min-width: 100% !important;
        justify-content: center;
        text-align: center;
    }

    /* Form Controls Touch Targets & iOS Zoom Prevention */
    .form-control, input, select, textarea {
        font-size: 16px !important;
        padding: 12px 14px;
        min-height: 44px;
    }

    .btn {
        min-height: 40px;
        justify-content: center;
    }

    .table-responsive {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        display: block;
        margin-bottom: 12px;
        border-radius: 8px;
        border: 1px solid var(--border-color);
    }

    .admin-table th, .admin-table td {
        padding: 10px 12px;
        font-size: 12px;
        white-space: nowrap;
    }

    .admin-modal-dialog {
        max-width: 96%;
        margin: 10px auto;
    }

    .modal-body {
        padding: 18px 14px;
    }

    .modal-footer {
        flex-direction: column-reverse;
        gap: 8px;
    }

    .modal-footer .btn {
        width: 100%;
    }
}

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

    .admin-title {
        font-size: 15px;
    }

    .stats-grid {
        grid-template-columns: 1fr !important;
    }

    div[style*="display: flex; justify-content: space-between"] {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 12px !important;
    }

    div[style*="display: flex; justify-content: space-between"] > div {
        width: 100% !important;
    }

    div[style*="display: flex; gap:"] {
        flex-wrap: wrap !important;
    }

    div[style*="display: flex; gap:"] > .btn,
    div[style*="display: flex; gap:"] > a,
    div[style*="display: flex; gap:"] > button {
        flex: 1 1 100% !important;
        width: 100% !important;
        justify-content: center !important;
    }
}

/* Print Styles for Reports */
@media print {
    .admin-sidebar, .admin-header, .btn, .filters-bar {
        display: none !important;
    }
    .admin-main {
        margin: 0 !important;
        padding: 0 !important;
    }
    body {
        background: #ffffff !important;
        color: #000000 !important;
    }
    .card, .admin-table th, .admin-table td {
        border-color: #cccccc !important;
        color: #000000 !important;
        background: #ffffff !important;
    }
    .badge {
        border: 1px solid #333333 !important;
        color: #000000 !important;
    }
}