/* === User Nav Menu (logged-in dropdown + sign-in button) === */

.user-nav-menu {
    position: relative;
}

.user-nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    padding: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-secondary);
    cursor: pointer;
    transition:
        background var(--transition),
        border-color var(--transition),
        color var(--transition);
}

.user-nav-toggle:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-purple);
    color: var(--accent-purple);
}

.user-nav-chevron {
    transition: transform var(--transition);
    flex-shrink: 0;
}

.user-nav-toggle[aria-expanded="true"] .user-nav-chevron {
    transform: rotate(180deg);
}

.user-nav-username,
.user-nav-chevron {
    display: none;
}

.user-nav-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 168px;
    background: var(--bg-secondary);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    z-index: 200;
    overflow: hidden;
    padding: 0.3rem;
}

.user-nav-item {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.84rem;
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    border-radius: calc(var(--radius-lg) - 4px);
}

.user-nav-item:hover {
    background: var(--bg-tertiary);
    color: var(--accent-purple);
}

.user-nav-divider {
    height: 1px;
    background: var(--border);
    margin: 0.25rem 0;
}

.user-nav-signout-form {
    margin: 0;
    padding: 0;
}

.user-nav-signout {
    color: var(--text-secondary);
}

.user-nav-signout:hover {
    color: #e53e3e;
    background: rgba(229, 62, 62, 0.08);
}

/* Sign-in button (logged-out state) */
.user-nav-login-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    padding: 0;
    color: var(--accent-purple);
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    border-radius: 999px;
    text-decoration: none;
    transition: all var(--transition);
}

.user-nav-login-btn:hover {
    background: var(--accent-purple);
    border-color: var(--accent-purple);
    color: #fff;
}

.user-nav-login-label {
    display: none;
}

/* === Account Auth Pages (register / login) === */

.account-auth-wrap {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 3rem 1rem 4rem;
    min-height: 60vh;
}

.account-auth-card {
    width: 100%;
    max-width: 480px;
    padding: 2rem 2.5rem;
}

.account-auth-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    background: var(--heading-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.account-auth-notice {
    background: var(--bg-tertiary);
    border: var(--glass-border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.account-auth-notice p {
    margin: 0 0 0.5rem;
}

.account-auth-notice p:last-child {
    margin-bottom: 0;
}

.account-auth-notice ul {
    margin: 0.5rem 0 0 1.25rem;
    padding: 0;
}

.account-auth-notice li {
    margin-bottom: 0.25rem;
}

.account-auth-notice strong {
    color: var(--text-primary);
}

.account-auth-error {
    color: #e53e3e;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    padding: 0.6rem 0.75rem;
    background: rgba(229, 62, 62, 0.08);
    border-radius: var(--radius);
    border: 1px solid rgba(229, 62, 62, 0.25);
}

.account-auth-success {
    color: #2f855a;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    padding: 0.6rem 0.75rem;
    background: rgba(47, 133, 90, 0.08);
    border-radius: var(--radius);
    border: 1px solid rgba(47, 133, 90, 0.25);
}

.account-auth-form {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.account-auth-btn {
    margin-top: 0.5rem;
    width: 100%;
}

.account-auth-hint {
    display: block;
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.account-auth-alt {
    margin-top: 1.25rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.account-auth-alt a {
    color: var(--accent-purple);
    text-decoration: none;
}

.account-auth-alt a:hover {
    text-decoration: underline;
}