/**
 * Navigation Component Styles
 * Consolidated navigation styles using design tokens
 */

/* Primary Navigation */
.nav-primary {
    background-color: var(--color-bg-primary);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--z-index-sticky);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--nav-height);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-image {
    height: 3rem;
    width: auto;
}

/* Desktop Navigation Links */
.nav-links-desktop {
    display: none;
    margin-left: var(--space-6);
    gap: var(--space-8);
}

@media (min-width: 640px) {
    .nav-links-desktop {
        display: flex;
    }
}

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-1);
    padding-top: var(--space-1);
    border-bottom: 2px solid transparent;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: all var(--duration-fast) var(--ease-out);
}

.nav-link:hover {
    border-bottom-color: var(--color-border-medium);
    color: var(--color-text-primary);
}

.nav-link.active {
    border-bottom-color: var(--color-primary);
    color: var(--color-primary);
}

/* Navigation Actions */
.nav-actions {
    display: none;
    margin-left: var(--space-6);
    align-items: center;
}

@media (min-width: 640px) {
    .nav-actions {
        display: flex;
    }
}

.nav-auth-links {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.auth-status {
    color: var(--color-text-secondary);
    padding: var(--space-3) var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

/* Mobile Menu Toggle */
.nav-mobile-toggle {
    display: flex;
    align-items: center;
    margin-right: calc(-1 * var(--space-2));
}

@media (min-width: 640px) {
    .nav-mobile-toggle {
        display: none;
    }
}

.icon-menu {
    display: block;
    height: var(--space-6);
    width: var(--space-6);
}

/* Mobile Menu */
.nav-mobile-menu {
    position: fixed;
    top: var(--nav-height);
    right: 0;
    width: var(--nav-mobile-width);
    background-color: var(--color-bg-primary);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    z-index: var(--z-index-dropdown);
    transform: translateX(100%);
    transition: transform var(--duration-normal) var(--ease-in-out);
}

@media (min-width: 640px) {
    .nav-mobile-menu {
        display: none;
    }
}

.nav-mobile-menu:not(.hidden) {
    transform: translateX(0);
}

.nav-mobile-content {
    padding: var(--space-2) 0 var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-2) var(--space-3) var(--space-2) var(--space-4);
    border-left: 4px solid transparent;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: all var(--duration-fast) var(--ease-out);
}

.mobile-nav-link:hover {
    background-color: var(--color-bg-secondary);
    border-left-color: var(--color-border-medium);
    color: var(--color-text-primary);
}

.mobile-nav-link.active {
    border-left-color: var(--color-primary);
    color: var(--color-primary);
}

/* Mobile Auth Links */
.nav-mobile-auth {
    padding-top: var(--space-4);
    padding-bottom: var(--space-3);
    border-top: 1px solid var(--color-border-medium);
}

.mobile-auth-status {
    display: block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.mobile-auth-link {
    display: block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--duration-fast) var(--ease-out);
}

.mobile-auth-link:hover {
    color: var(--color-text-primary);
    background-color: var(--color-bg-secondary);
}

.mobile-auth-link-primary {
    color: var(--color-primary);
}

.mobile-auth-link-primary:hover {
    color: var(--color-primary-hover);
    background-color: var(--color-primary-light);
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Hidden utility */
.hidden {
    display: none;
}