/* layout.css - Modern Dark Theme Layout */

/* Base layout */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: var(--bg-primary);
}

.main-layout {
    display: flex;
    flex: 1;
    padding-top: 64px;
}

.content-area {
    flex: 1;
    padding: var(--spacing-lg);
    margin-left: 64px;
    transition: margin-left 0.3s ease;
    background-color: var(--bg-primary);
}

body.nav-expanded .content-area {
    margin-left: 250px;
}

/* Container sizes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md);
    width: 100%;
}

.container-sm {
    max-width: 600px;
}

.container-md {
    max-width: 800px;
}

/* Card layouts */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

/* Form layouts */
.form-grid {
    display: grid;
    gap: var(--spacing-md);
    max-width: 600px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    align-items: start;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .main-layout {
        padding-top: 56px;
    }

    .content-area {
        margin-left: 0;
        padding: var(--spacing-md);
    }

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

    .container {
        padding: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .grid-cols-2 { grid-template-columns: 1fr; }
    .grid-cols-3 { grid-template-columns: 1fr; }
    .grid-cols-4 { grid-template-columns: 1fr; }
    .grid-cols-6 { grid-template-columns: repeat(2, 1fr); }
}

/* Table layouts */
.table-container {
    overflow-x: auto;
    margin: 0 -1rem;
    padding: 0 1rem;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 3rem;
}

.data-table th,
.data-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--background);
    font-weight: 600;
    color: var(--text-secondary);
}

.data-table tr:hover {
    background: var(--hover-bg);
}

/* Modern Grid Systems */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
.grid-cols-12 { grid-template-columns: repeat(12, 1fr); }

/* Responsive grid adjustments */
@media (max-width: 768px) {
    .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-cols-3 { grid-template-columns: repeat(2, 1fr); }
    .grid-cols-6 { grid-template-columns: repeat(3, 1fr); }
    .grid-cols-12 { grid-template-columns: repeat(1, 1fr); }
}

/* Modern Flexbox utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }

.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }

.flex-1 { flex: 1; }
.flex-auto { flex: auto; }
.flex-none { flex: none; }

/* Modern spacing utilities */
.gap-xs { gap: var(--spacing-xs); }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }

/* Padding utilities */
.p-0 { padding: 0; }
.p-xs { padding: var(--spacing-xs); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.px-xs { padding-left: var(--spacing-xs); padding-right: var(--spacing-xs); }
.px-sm { padding-left: var(--spacing-sm); padding-right: var(--spacing-sm); }
.px-md { padding-left: var(--spacing-md); padding-right: var(--spacing-md); }
.px-lg { padding-left: var(--spacing-lg); padding-right: var(--spacing-lg); }

.py-xs { padding-top: var(--spacing-xs); padding-bottom: var(--spacing-xs); }
.py-sm { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-md { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-lg { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }

/* Margin utilities */
.m-0 { margin: 0; }
.m-xs { margin: var(--spacing-xs); }
.m-sm { margin: var(--spacing-sm); }
.m-md { margin: var(--spacing-md); }
.m-lg { margin: var(--spacing-lg); }
.m-xl { margin: var(--spacing-xl); }

.mx-auto { margin-left: auto; margin-right: auto; }
.my-auto { margin-top: auto; margin-bottom: auto; }

/* Modern card layouts with enhanced styling */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.card-enhanced {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal) ease;
    position: relative;
    overflow: hidden;
}

.card-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal) ease;
}

.card-enhanced:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-orange);
}

.card-enhanced:hover::before {
    transform: scaleX(1);
}

/* Modern sidebar layout */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 280px;
    background: #0f172a !important; /* Dark blue */
    border-right: 1px solid #1e3a5f;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    transform: translateX(-100%);
    transition: transform var(--transition-normal) ease;
    z-index: 100;
    overflow-y: auto;
}

.sidebar.open {
    transform: translateX(0);
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
}

.sidebar-nav {
    padding: var(--spacing-md);
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast) ease;
    gap: var(--spacing-sm);
}

.sidebar-nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.sidebar-nav-item.active {
    background: var(--accent-orange);
    color: white;
}

/* Modern header with glassmorphism */
.header-modern {
    position: sticky;
    top: 0;
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    padding: var(--spacing-md) var(--spacing-lg);
    z-index: 50;
}