/* =================================
   SimDirect - Main Styles
   Modern Minimalist Design
   Light & Dark Theme Support
   ================================= */

/* CSS Variables for Theme System */
:root {
    /* Light Theme Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #1a1a1a;
    --text-secondary: #6c757d;
    --text-tertiary: #adb5bd;
    --border-color: #dee2e6;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.12);

    /* Accent Colors */
    --accent-primary: #2563eb;
    --accent-primary-hover: #1d4ed8;
    --accent-secondary: #10b981;
    --accent-danger: #ef4444;
    --accent-warning: #f59e0b;
    --accent-info: #3b82f6;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

/* Dark Theme Colors */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #404040;
    --text-primary: #f8f9fa;
    --text-secondary: #adb5bd;
    --text-tertiary: #6c757d;
    --border-color: #404040;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* Global Resets & Base Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    transition:
        background-color var(--transition-base),
        color var(--transition-base);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

h1 {
    font-size: 2rem;
}
h2 {
    font-size: 1.75rem;
}
h3 {
    font-size: 1.5rem;
}
h4 {
    font-size: 1.25rem;
}
h5 {
    font-size: 1.125rem;
}
h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--accent-primary-hover);
}

/* Container System */
.container {
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-lg);
}

/* Card Component */
.card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    transition:
        box-shadow var(--transition-base),
        transform var(--transition-base);
}

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

.card-header {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.card-body {
    color: var(--text-secondary);
}

.card-footer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

/* Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.5;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    outline: none;
    gap: 0.5rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--accent-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--border-color);
}

.btn-success {
    background: var(--accent-secondary);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #059669;
    transform: translateY(-1px);
}

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

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
    transform: translateY(-1px);
}

.btn-warning {
    background: var(--accent-warning);
    color: white;
}

.btn-warning:hover:not(:disabled) {
    background: #d97706;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover:not(:disabled) {
    background: var(--bg-secondary);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input::placeholder {
    color: var(--text-tertiary);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-check-input {
    width: 1.125rem;
    height: 1.125rem;
    cursor: pointer;
}

.form-error {
    color: var(--accent-danger);
    font-size: 0.8125rem;
    margin-top: var(--spacing-xs);
    display: block;
}

/* Navigation Bar */
.navbar {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-base);
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4rem;
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    list-style: none;
}

.navbar-item {
    position: relative;
}

.navbar-link {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.navbar-link:hover,
.navbar-link.active {
    color: var(--accent-primary);
    background: var(--bg-secondary);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    background: none;
    border: none;
    font-size: 0.9375rem;
}

.dropdown-toggle:hover {
    color: var(--accent-primary);
    background: var(--bg-secondary);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 200px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-hover);
    padding: var(--spacing-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    z-index: 1001;
}

.dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.625rem 0.875rem;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

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

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-sm) 0;
}

/* Theme Toggle Button */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border: none;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--text-primary);
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    transform: rotate(15deg);
}

.theme-toggle svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--text-primary);
}

.mobile-menu-toggle svg {
    width: 1.5rem;
    height: 1.5rem;
}

/* Table Styles */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-primary);
}

.table thead {
    background: var(--bg-secondary);
}

.table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

.table td {
    padding: 1rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

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

.table tbody tr {
    transition: background var(--transition-fast);
}

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

/* Badge Component */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.badge-primary {
    background: rgba(37, 99, 235, 0.1);
    color: var(--accent-primary);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-secondary);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-danger);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-warning);
}

.badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-info);
}

/* Alert Component */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: start;
    gap: var(--spacing-md);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-left: 4px solid var(--accent-secondary);
    color: var(--accent-secondary);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-left: 4px solid var(--accent-danger);
    color: var(--accent-danger);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-left: 4px solid var(--accent-warning);
    color: var(--accent-warning);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-left: 4px solid var(--accent-info);
    color: var(--accent-info);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.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);
}

/* Flex Utilities */
.flex {
    display: flex;
}
.flex-col {
    flex-direction: column;
}
.flex-wrap {
    flex-wrap: wrap;
}
.items-center {
    align-items: center;
}
.items-start {
    align-items: flex-start;
}
.items-end {
    align-items: flex-end;
}
.justify-center {
    justify-content: center;
}
.justify-between {
    justify-content: space-between;
}
.justify-end {
    justify-content: flex-end;
}
.gap-sm {
    gap: var(--spacing-sm);
}
.gap-md {
    gap: var(--spacing-md);
}
.gap-lg {
    gap: var(--spacing-lg);
}

/* Spacing Utilities */
.m-0 {
    margin: 0;
}
.mt-sm {
    margin-top: var(--spacing-sm);
}
.mt-md {
    margin-top: var(--spacing-md);
}
.mt-lg {
    margin-top: var(--spacing-lg);
}
.mt-xl {
    margin-top: var(--spacing-xl);
}
.mb-sm {
    margin-bottom: var(--spacing-sm);
}
.mb-md {
    margin-bottom: var(--spacing-md);
}
.mb-lg {
    margin-bottom: var(--spacing-lg);
}
.mb-xl {
    margin-bottom: var(--spacing-xl);
}
.p-sm {
    padding: var(--spacing-sm);
}
.p-md {
    padding: var(--spacing-md);
}
.p-lg {
    padding: var(--spacing-lg);
}
.p-xl {
    padding: var(--spacing-xl);
}

/* Text Utilities */
.text-center {
    text-align: center;
}
.text-right {
    text-align: right;
}
.text-left {
    text-align: left;
}
.font-bold {
    font-weight: 700;
}
.font-semibold {
    font-weight: 600;
}
.font-medium {
    font-weight: 500;
}
.text-sm {
    font-size: 0.875rem;
}
.text-base {
    font-size: 1rem;
}
.text-lg {
    font-size: 1.125rem;
}
.text-xl {
    font-size: 1.25rem;
}

/* Color Utilities */
.text-primary {
    color: var(--text-primary);
}
.text-secondary {
    color: var(--text-secondary);
}
.text-danger {
    color: var(--accent-danger);
}
.text-success {
    color: var(--accent-secondary);
}
.text-warning {
    color: var(--accent-warning);
}

/* Loading Spinner */
.spinner {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-hover);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

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

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

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.modal-body {
    padding: var(--spacing-xl);
}

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow);
    transition: all var(--transition-base);
}

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

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

/* Page Header */
.page-header {
    background: var(--bg-primary);
    box-shadow: var(--shadow);
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar-menu {
        display: none;
        position: fixed;
        top: 4rem;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-hover);
    }

    .navbar-menu.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }

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

    .card {
        padding: var(--spacing-lg);
    }

    .table-container {
        border-radius: 0;
        margin: 0 calc(var(--spacing-lg) * -1);
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 0 var(--spacing-md);
    }
}

/* Utility Classes */
.hidden {
    display: none;
}
.visible {
    display: block;
}
.overflow-hidden {
    overflow: hidden;
}
.overflow-auto {
    overflow: auto;
}
.w-full {
    width: 100%;
}
.h-full {
    height: 100%;
}
.cursor-pointer {
    cursor: pointer;
}
.pointer-events-none {
    pointer-events: none;
}
.select-none {
    user-select: none;
}