/* Auth Header Component Styles */

.auth-header {
    background: var(--surface, #fff);
    border-bottom: var(--border-width, 1px) solid var(--border, #e0e0e0);
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: var(--z-sticky, 200);
}

.auth-header__content {
    width: 100%;
    padding: var(--space-md, 1rem) var(--space-lg, 1.5rem);
    display: flex;
    align-items: center;
    gap: var(--space-xl, 2rem);
    box-sizing: border-box;
}

/* Brand/Logo */
.auth-header__brand {
    flex-shrink: 0;
}

.auth-header__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm, 0.5rem);
    text-decoration: none;
    color: var(--text-heading, #000);
    font-weight: var(--font-weight-heading, 600);
    font-size: var(--font-size-lg, 1.25rem);
    transition: opacity var(--transition-fast, 150ms ease);
}

.auth-header__logo:hover {
    opacity: 0.8;
}

.auth-header__logo-icon {
    font-size: 1.5em;
    line-height: 1;
}

.auth-header__logo-text {
    letter-spacing: -0.02em;
}

/* Navigation */
.auth-header__nav {
    display: flex;
    align-items: center;
    gap: var(--space-md, 1rem);
    flex: 1;
}

.auth-header__nav-link {
    padding: var(--space-sm, 0.5rem) var(--space-md, 1rem);
    text-decoration: none;
    color: var(--text-secondary, #666);
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: var(--font-weight-body, 400);
    border-radius: var(--radius-md, 6px);
    transition: all var(--transition-fast, 150ms ease);
    position: relative;
}

.auth-header__nav-link:hover {
    background: var(--surface-light, #f5f5f5);
    color: var(--text, #000);
}

.auth-header__nav-link.active {
    color: var(--primary, #667eea);
    font-weight: var(--font-weight-heading, 600);
}

.auth-header__nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--primary, #667eea);
    border-radius: 50%;
}

/* Auth Section */
.auth-header__user,
.auth-header__actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: var(--space-md, 1rem);
}

.auth-header__user-email {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, #666);
}

/* Buttons */
.auth-header__login-btn,
.auth-header__logout-btn {
    padding: var(--space-sm, 0.5rem) var(--space-lg, 1.5rem);
    border: var(--border-width, 1px) solid var(--border, #e0e0e0);
    border-radius: var(--radius-md, 6px);
    background: var(--surface, #fff);
    color: var(--text, #000);
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: var(--font-weight-body, 400);
    cursor: pointer;
    transition: all var(--transition-fast, 150ms ease);
    white-space: nowrap;
}

.auth-header__login-btn {
    background: var(--primary, #667eea);
    color: var(--color-white, #fff);
    border-color: var(--primary, #667eea);
}

.auth-header__login-btn:hover {
    background: var(--primary-hover, #5568d3);
    border-color: var(--primary-hover, #5568d3);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm, 0 1px 3px rgba(0, 0, 0, 0.1));
}

.auth-header__logout-btn:hover {
    background: var(--surface-light, #f5f5f5);
    border-color: var(--border-focus, #667eea);
}

.auth-header__login-btn:active,
.auth-header__logout-btn:active {
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .auth-header__content {
        padding: var(--space-sm, 0.5rem) var(--space-md, 1rem);
        gap: var(--space-md, 1rem);
    }

    .auth-header__logo-text {
        display: none;
    }

    .auth-header__nav {
        gap: var(--space-sm, 0.5rem);
    }

    .auth-header__nav-link {
        font-size: var(--font-size-xs, 0.75rem);
        padding: var(--space-xs, 0.25rem) var(--space-sm, 0.5rem);
    }

    .auth-header__user-email {
        display: none;
    }

    .auth-header__login-btn,
    .auth-header__logout-btn {
        padding: var(--space-xs, 0.25rem) var(--space-md, 1rem);
        font-size: var(--font-size-xs, 0.75rem);
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .auth-header {
        background: var(--surface, #1a1a1a);
        border-bottom-color: var(--border, #333);
    }

    .auth-header__logo {
        color: var(--text-heading, #fff);
    }

    .auth-header__nav-link {
        color: var(--text-secondary, #999);
    }

    .auth-header__nav-link:hover {
        background: var(--surface-light, #252525);
        color: var(--text, #fff);
    }

    .auth-header__logout-btn {
        background: var(--surface, #1a1a1a);
        color: var(--text, #fff);
        border-color: var(--border, #333);
    }

    .auth-header__logout-btn:hover {
        background: var(--surface-light, #252525);
    }
}