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

:root {
    /* Bright Color Palette */
    --bg-dark: #f8fafc;
    --bg-panel: #ffffff;
    --bg-sidebar: #ffffff;
    --border-color: #e2e8f0;
    --border-focus: #6366f1;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --primary: #DAA520;
    --primary-hover: #B8860B;
    --primary-glow: rgba(218, 165, 32, 0.15);
    --primary-gradient: linear-gradient(135deg, #FFD700 0%, #DAA520 100%);
    
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.08);
    --success-border: rgba(16, 185, 129, 0.15);
    
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.08);
    --danger-border: rgba(239, 68, 68, 0.15);
    
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.08);
    --warning-border: rgba(245, 158, 11, 0.15);
    
    --info: #06b6d4;
    --info-bg: rgba(6, 182, 212, 0.08);
    --info-border: rgba(6, 182, 212, 0.15);

    /* Layout & Spacing */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.08);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.15);
}

/* Sidebar Styling */
.sidebar {
    width: 280px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: var(--transition-normal);
}

.sidebar-brand {
    padding: 2rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--text-primary);
    letter-spacing: -0.025em;
    background: linear-gradient(to right, #0f172a, #475569);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-brand svg {
    width: 28px;
    height: 28px;
}

.sidebar-menu {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    padding: 0 1rem;
    flex: 1;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    padding: 0.85rem 1rem;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.925rem;
    transition: var(--transition-fast);
}

.sidebar-menu a svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    transition: var(--transition-fast);
}

.sidebar-menu a:hover {
    background-color: rgba(99, 102, 241, 0.04);
    color: var(--primary);
}

.sidebar-menu a.active {
    background-color: #e0e7ff;
    color: var(--primary);
}

.sidebar-menu a.active svg {
    stroke: var(--primary);
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* Mobile Responsive Sidebar Drawer overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.3);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 95;
    animation: fadeIn 0.2s ease-out;
}

.sidebar-overlay.active {
    display: block;
}

/* App Layout Structure */
.app-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.navbar {
    height: 70px;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 0 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 90;
    gap: 1rem;
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.25);
}

.menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: #ffffff;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.menu-toggle:hover {
    background: #f8fafc;
    color: var(--text-primary);
}

.main-content {
    flex: 1;
    overflow-y: auto;
    padding: 2.5rem;
    background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.04), transparent 40%),
                radial-gradient(circle at bottom left, rgba(168, 85, 247, 0.03), transparent 40%);
}

/* Page Headers */
h1 {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

p.subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

/* UI Elements */
.card {
    background-color: var(--bg-panel);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05), 0 2px 8px -1px rgba(0, 0, 0, 0.03);
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.card h2, .card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: #ffffff;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: #f8fafc;
    color: var(--text-primary);
    border-color: #cbd5e1;
}

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

.btn-danger:hover {
    background-color: var(--danger);
    color: white;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.15);
}

.btn-warning {
    background-color: var(--warning-bg);
    color: var(--warning);
    border-color: var(--warning-border);
}

.btn-warning:hover {
    background-color: var(--warning);
    color: white;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.15);
}

.btn-success {
    background-color: var(--success-bg);
    color: var(--success);
    border-color: var(--success-border);
}

.btn-success:hover {
    background-color: var(--success);
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15);
}

/* Forms Styling */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="url"],
input[type="date"],
input[type="time"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.925rem;
    transition: var(--transition-fast);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

textarea {
    resize: vertical;
}

/* Checkboxes & Custom Inputs */
input[type="checkbox"] {
    accent-color: var(--primary);
    cursor: pointer;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-primary);
}

/* Grid helper */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

/* Responsive Overrides */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        top: 0;
        bottom: 0;
        left: -280px;
        width: 280px;
        height: 100vh;
        box-shadow: none;
        z-index: 100;
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .sidebar.open {
        transform: translateX(280px);
        box-shadow: 10px 0 30px rgba(15, 23, 42, 0.15);
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(15, 23, 42, 0.4);
        z-index: 95;
    }
    .sidebar-overlay.active {
        display: block;
    }

    .menu-toggle {
        display: flex;
    }

    .navbar {
        padding: 0 1rem;
    }

    .navbar-user span {
        display: none;
    }

    .grid-4, .grid-3, .grid-2 {
        grid-template-columns: 1fr !important;
        gap: 1rem;
    }

    .main-content {
        padding: 1.25rem;
    }

    h1, .page-title {
        font-size: 1.35rem;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: 0 0.75rem;
    }

    .main-content {
        padding: 1rem;
    }

    h1, .page-title {
        font-size: 1.2rem;
    }

    .auth-container {
        padding: 1.5rem;
        margin: 1rem;
    }
}

/* Tables Styling */
.table-responsive {
    overflow-x: auto;
    width: 100%;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

th {
    background-color: #f8fafc;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.925rem;
    color: var(--text-primary);
    vertical-align: middle;
    background-color: #ffffff;
}

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

tr:hover td {
    background-color: #f8fafc;
}

code {
    background-color: #f1f5f9;
    color: #db2777;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.85rem;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.725rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-primary {
    background-color: #e0e7ff;
    color: #4338ca;
}

.badge-success {
    background-color: var(--success-bg);
    color: #047857;
}

.badge-danger {
    background-color: var(--danger-bg);
    color: #b91c1c;
}

.badge-info {
    background-color: var(--info-bg);
    color: #0e7490;
}

.badge-warning {
    background-color: var(--warning-bg);
    color: #b45309;
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    border-left: 4px solid transparent;
}

.alert-success {
    background-color: var(--success-bg);
    color: #065f46;
    border-color: var(--success);
}

.alert-danger {
    background-color: var(--danger-bg);
    color: #991b1b;
    border-color: var(--danger);
}

.alert-info {
    background-color: var(--info-bg);
    color: #155e75;
    border-color: var(--info);
}

/* Images Grid & Image Cards */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.image-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-normal);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

.image-card:hover {
    transform: translateY(-4px);
    border-color: #cbd5e1;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
}

.image-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    border-bottom: 1px solid var(--border-color);
}

.image-info {
    padding: 1rem;
}

.image-info h4 {
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
    font-weight: 700;
}

.image-info p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

/* Auth Pages Styling */
.auth-page {
    min-height: 100vh;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.05), transparent 45%),
                radial-gradient(circle at bottom left, rgba(168, 85, 247, 0.04), transparent 45%),
                #f8fafc;
}

.auth-container {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 440px;
    padding: 2.5rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header svg {
    margin: 0 auto 1rem;
    width: 44px;
    height: 44px;
}

.auth-header h2 {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.auth-header p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Animations */
@keyframes pulseGlow {
    0%, 100% { opacity: 0.2; }
    50% { opacity: 0.4; }
}

.glow-effect {
    position: relative;
}
.glow-effect::after {
    content: '';
    position: absolute;
    inset: -1px;
    background: linear-gradient(90deg, #6366f1, #a855f7, #6366f1);
    border-radius: inherit;
    z-index: -1;
    opacity: 0.15;
    filter: blur(5px);
    animation: pulseGlow 4s ease-in-out infinite;
}