/* ==========================================================
   ENTERPRISE ERP MODERN DESIGN SYSTEM (PREMIUM GLASSMORPHISM)
   ========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

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

:root {
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --secondary: #06b6d4;
    --bg-body: #090d16;
    --bg-card: #111827;
    --bg-card-hover: #1a2234;
    --bg-sidebar: #0b0f19;
    --bg-topbar: rgba(15, 23, 42, 0.85);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.08);
    --accent-gradient: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
    
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.15);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.15);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.15);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 25px rgba(79, 70, 229, 0.25);
    --sidebar-width: 270px;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Background ambient light effects */
.ambient-glow {
    position: fixed;
    top: -150px;
    left: 20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.12) 0%, rgba(0, 0, 0, 0) 70%);
    pointer-events: none;
    z-index: 0;
}

.ambient-glow-2 {
    position: fixed;
    bottom: -150px;
    right: 10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08) 0%, rgba(0, 0, 0, 0) 70%);
    pointer-events: none;
    z-index: 0;
}

/* Layout Structure */
.app-wrapper {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: 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;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header {
    padding: 24px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.25rem;
    font-weight: 800;
    box-shadow: var(--shadow-glow);
    flex-shrink: 0;
}

.sidebar-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.2;
}

.sidebar-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}
.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.nav-header {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.8px;
    padding: 14px 12px 6px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.nav-item:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.nav-item.active {
    color: #ffffff;
    background: var(--primary);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
}

.nav-item svg, .nav-item i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(0, 0, 0, 0.15);
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.user-meta {
    flex: 1;
    overflow: hidden;
}

.user-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* Main Content Area */
.main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Topbar */
.topbar {
    height: 70px;
    background-color: var(--bg-topbar);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.branch-badge-top {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 9999px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-main);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 14px;
}

/* Page Container */
.page-container {
    padding: 32px;
    flex: 1;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
    flex-wrap: wrap;
    gap: 16px;
}

.page-title {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

.page-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Grid System */
.grid {
    display: grid;
    gap: 24px;
}

.grid-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* Glassmorphism Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    overflow: hidden;
    position: relative;
}

.card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-main);
}

.card-body {
    padding: 24px;
}

/* Metric / Stat Card */
.stat-card {
    padding: 24px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    border-radius: var(--radius-lg);
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    opacity: 0.8;
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary);
    flex-shrink: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    line-height: 1.25;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.45);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
}

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

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

.btn-sm {
    padding: 6px 12px;
    font-size: 0.78rem;
    border-radius: 6px;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

/* Form Controls */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 8px;
}

.form-control, .form-select, textarea.form-control {
    width: 100%;
    padding: 11px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-size: 0.9rem;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus, textarea.form-control:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.07);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.25);
}

.form-select option {
    background-color: var(--bg-card);
    color: var(--text-main);
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.table th {
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-muted);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 0.6px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    vertical-align: middle;
}

.table tbody tr {
    transition: background-color 0.15s ease;
}

.table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.025);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-info { background: var(--info-bg); color: var(--info); }

/* Alerts / Flash messages */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid transparent;
}

.alert-success { background: var(--success-bg); border-color: rgba(16, 185, 129, 0.3); color: #6ee7b7; }
.alert-danger { background: var(--danger-bg); border-color: rgba(239, 68, 68, 0.3); color: #fca5a5; }
.alert-warning { background: var(--warning-bg); border-color: rgba(245, 158, 11, 0.3); color: #fde68a; }
.alert-info { background: var(--info-bg); border-color: rgba(59, 130, 246, 0.3); color: #93c5fd; }

/* Modals */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    padding: 20px;
}

.modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-dialog {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 650px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    transform: scale(0.95);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.modal-backdrop.active .modal-dialog {
    transform: scale(1);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.15rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.25rem;
    padding: 4px;
    line-height: 1;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

/* Toast Container */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    transform: translateX(120%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast.show {
    transform: translateX(0);
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-wrapper {
        margin-left: 0;
    }
    .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
    .page-container { padding: 16px; }
    .topbar { padding: 0 16px; }
}