.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    background: var(--color-bg-card);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    gap: var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-light);
}

.logo svg {
    width: 40px;
    height: 40px;
}

.logo-text {
    background: var(--gradient-highlight);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
    white-space: nowrap;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.nav-link:hover {
    background: var(--color-bg-hover);
    color: var(--color-highlight);
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--color-bg-hover);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    position: relative;
    transition: background var(--transition-fast);
}

.nav-toggle span::before,
.nav-toggle span::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: inherit;
    left: 0;
    transition: top var(--transition-fast), transform var(--transition-fast);
}

.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }

/* Dropdown Navigation */
.nav-dropdown {
    position: relative;
}

.nav-link.has-dropdown {
    gap: var(--spacing-xs);
}

.dropdown-arrow {
    transition: transform var(--transition-fast);
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
    z-index: 1001;
    padding: var(--spacing-xs) 0;
}

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

.dropdown-item {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.dropdown-item:hover {
    background: var(--color-bg-hover);
    color: var(--color-highlight);
}

/* Main Content */
.main {
    padding: var(--spacing-xl) 0;
    min-height: calc(100vh - 200px);
}

/* Footer */
.footer {
    background: var(--color-bg-card);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    color: var(--color-highlight);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-link {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    padding: var(--spacing-xs) 0;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.footer-link:hover {
    color: var(--color-highlight);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* Page Header */
.page-header {
    margin-bottom: var(--spacing-xl);
}

.page-title {
    font-size: var(--font-size-2xl);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.page-title span {
    background: var(--gradient-highlight);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.breadcrumbs a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
    color: var(--color-highlight);
}

.breadcrumbs span {
    color: var(--color-text);
}

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

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }