/* ===== LAYOUT CSS - MOBILE FIRST ===== */

/* Header & Navigation - Mobile First */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: white;
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition-normal);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.nav-brand {
    display: flex;
    align-items: center;
    z-index: 1001;
}

/* Logo styles */
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--dark-color);
    gap: var(--spacing-xs);
}

.logo-image {
    height: 40px;
    width: auto;
}

.logo-text {
    display: none;
}

/* Nav Toggle - Hamburger Menu */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.75rem;
    width: 44px;
    height: 44px;
    z-index: 1001;
    transition: var(--transition-normal);
}

.hamburger {
    display: block;
    position: relative;
    width: 24px;
    height: 2px;
    background-color: var(--dark-color);
    transition: var(--transition-normal);
    margin: 0 auto;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--dark-color);
    transition: var(--transition-normal);
    left: 0;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

.nav-toggle.active .hamburger {
    background-color: transparent;
}

.nav-toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.nav-toggle.active .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* Mobile Navigation Menu */
.nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 300px;
    height: 100vh;
    background-color: white;
    flex-direction: column;
    padding: 5rem var(--spacing-lg) var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    z-index: 1000;
    gap: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    list-style: none;
    display: none; /* Hidden by default on mobile */
}

.nav-menu.active {
    right: 0;
    display: flex; /* Show when active on mobile */
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    font-family: var(--font-heading);
    padding: var(--spacing-md) 0;
    display: block;
    font-size: 1rem;
    border-bottom: 1px solid var(--light-gray);
    transition: var(--transition-normal);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
    background-color: var(--light-color);
    padding-left: var(--spacing-sm);
}

/* Mobile Navigation Overlay */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

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

/* Body lock when menu is open */
body.nav-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
}

/* Navigation Actions - Mobile */
.nav-actions {
    display: none;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: white;
    border-top: 1px solid var(--light-gray);
}

.nav-menu.active + .nav-actions {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.nav-actions .btn {
    width: 100%;
}

/* User Dropdown - Mobile */
.user-dropdown {
    width: 100%;
}

.user-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: none;
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 500;
    color: var(--dark-color);
    transition: var(--transition-normal);
    background-color: var(--light-color);
    font-size: 0.9375rem;
}

.user-btn i:first-child {
    font-size: 1.25rem;
    color: var(--primary-color);
}

.dropdown-menu {
    position: static;
    width: 100%;
    background-color: var(--light-color);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-sm);
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: var(--shadow-sm);
    display: none;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    text-decoration: none;
    color: var(--dark-color);
    transition: var(--transition-fast);
    border-bottom: 1px solid var(--light-gray);
    font-size: 0.9375rem;
}

.dropdown-item:last-child {
    border-bottom: none;
}

.dropdown-item:hover {
    background-color: rgba(10, 36, 99, 0.05);
    color: var(--primary-color);
}

.dropdown-item i {
    width: 20px;
    color: var(--gray-color);
}

.dropdown-divider {
    height: 1px;
    background-color: var(--light-gray);
    margin: var(--spacing-xs) 0;
}

/* Main Content */
main {
    margin-top: 70px; /* Adjust based on header height */
    min-height: calc(100vh - 400px);
    padding-bottom: var(--spacing-md);
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: var(--spacing-xl) 0;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.page-header h1 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    font-size: 1rem;
    opacity: 0.9;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Footer */
.site-footer {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-col h3 {
    color: white;
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.footer-logo-image {
    height: 35px;
    width: auto;
}

.footer-logo-text {
    font-size: 1.25rem;
    font-weight: bold;
    color: white;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-md);
    font-size: 0.9375rem;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-start;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.social-links a:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: 0.9375rem;
    display: block;
    padding: 0.25rem 0;
}

.footer-links a:hover {
    color: white;
    padding-left: var(--spacing-xs);
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
}

.footer-contact i {
    color: var(--secondary-color);
    margin-top: 0.25rem;
    font-size: 1rem;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-bottom p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

/* Auth Pages */
.auth-container {
    min-height: calc(100vh - 70px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) var(--spacing-md);
}

.auth-box {
    width: 100%;
    max-width: 400px;
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-lg);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.auth-header h2 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--light-gray);
    font-size: 0.9375rem;
}

/* Dashboard */
.dashboard-header {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.dashboard-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 1.25rem;
    color: white;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--gray-color);
    font-size: 0.875rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.dashboard-card {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.dashboard-card h3 {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--light-gray);
    font-size: 1.25rem;
}

/* Modules Page */
.modules-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-lg);
    justify-content: center;
}

.filter-btn {
    padding: 0.5rem 1rem;
    background-color: var(--light-color);
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    color: var(--dark-color);
    cursor: pointer;
    transition: var(--transition-normal);
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.875rem;
    min-height: 44px;
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.modules-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.module-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.module-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.module-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
    flex-shrink: 0;
}

.module-features {
    list-style: none;
    margin: var(--spacing-md) 0;
    flex-grow: 1;
}

.module-features li {
    padding: 0.5rem 0;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: 0.9375rem;
}

.module-features li i {
    color: var(--success-color);
    margin-top: 0.25rem;
    font-size: 0.875rem;
}

.module-footer {
    margin-top: auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--light-gray);
}