/* ============================================
   NINAUN QUIZ - Authentication Styles
   ============================================ */

/* Auth Layout */
.auth-page {
    min-height: 100vh;
    display: flex;
    background: var(--gray-50);
}

.auth-container {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
    min-height: 100vh;
}

/* Auth Sidebar */
.auth-sidebar {
    display: none;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: var(--space-8);
    flex-direction: column;
    justify-content: space-between;
    color: var(--white);
}

.auth-sidebar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.auth-sidebar-brand .logo-icon {
    background: rgba(255, 255, 255, 0.2);
}

.auth-sidebar-brand .logo-text {
    color: var(--white);
}

.auth-sidebar-content {
    max-width: 400px;
}

.auth-sidebar-title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
}

.auth-sidebar-text {
    font-size: var(--text-lg);
    opacity: 0.9;
    line-height: 1.7;
}

.auth-sidebar-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.auth-feature {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.auth-feature i {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
}

.auth-sidebar-footer {
    font-size: var(--text-sm);
    opacity: 0.8;
}

/* Auth Main */
.auth-main {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-6);
    overflow-y: auto;
}

.auth-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 440px;
    margin-bottom: var(--space-8);
}

.auth-header-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.auth-header-logo .logo-icon {
    width: 36px;
    height: 36px;
    font-size: var(--text-lg);
}

.auth-header-logo .logo-text {
    font-size: var(--text-lg);
}

.auth-back {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--gray-600);
    transition: color var(--transition-fast);
}

.auth-back:hover {
    color: var(--primary-dark);
}

/* Auth Card */
.auth-card {
    width: 100%;
    max-width: 440px;
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    padding: var(--space-8);
}

.auth-card-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.auth-card-title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-2);
}

.auth-card-subtitle {
    font-size: var(--text-base);
    color: var(--gray-500);
}

/* Social Auth */
.auth-social {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.btn-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--gray-700);
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.btn-social:hover {
    border-color: var(--primary);
    background: var(--primary-lighter);
}

.btn-social i {
    font-size: var(--text-lg);
}

.btn-social.google i {
    color: #DB4437;
}

/* Divider */
.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    color: var(--gray-400);
    font-size: var(--text-sm);
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-200);
}

/* Auth Form */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.auth-form .form-group {
    margin-bottom: 0;
}

.auth-form .form-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.forgot-password {
    font-size: var(--text-sm);
    color: var(--primary-dark);
    font-weight: 500;
}

.forgot-password:hover {
    text-decoration: underline;
}

.password-toggle {
    position: absolute;
    right: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.password-toggle:hover {
    color: var(--gray-600);
}

/* Terms Checkbox */
.auth-terms {
    margin: var(--space-2) 0;
}

.auth-terms .form-check-label {
    font-size: var(--text-sm);
    color: var(--gray-600);
}

.auth-terms a {
    color: var(--primary-dark);
    font-weight: 500;
}

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

/* Auth Submit */
.auth-submit {
    margin-top: var(--space-2);
}

.auth-submit .btn {
    width: 100%;
}

/* Auth Footer */
.auth-footer {
    text-align: center;
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--gray-100);
}

.auth-footer-text {
    font-size: var(--text-sm);
    color: var(--gray-600);
}

.auth-footer-link {
    color: var(--primary-dark);
    font-weight: 600;
}

.auth-footer-link:hover {
    text-decoration: underline;
}

/* Role Selection */
.auth-role-selection {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.role-card {
    position: relative;
    padding: var(--space-5);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.role-card:hover {
    border-color: var(--primary-light);
}

.role-card.active {
    border-color: var(--primary);
    background: var(--primary-lighter);
}

.role-card-input {
    position: absolute;
    opacity: 0;
}

.role-card-icon {
    width: 48px;
    height: 48px;
    background: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-3);
    font-size: var(--text-xl);
    color: var(--primary);
}

.role-card-title {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-1);
}

.role-card-description {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.role-card-check {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 24px;
    height: 24px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--text-xs);
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-fast);
}

.role-card.active .role-card-check {
    opacity: 1;
    transform: scale(1);
}

/* Referral Code Input */
.referral-code-group {
    position: relative;
}

.referral-code-prefix {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    font-weight: 600;
    color: var(--primary-dark);
}

.referral-code-group .form-input {
    padding-left: var(--space-16);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Success/Error States */
.auth-message {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.auth-message.success {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success);
}

.auth-message.error {
    background: rgba(231, 76, 60, 0.1);
    color: var(--error);
}

.auth-message i {
    font-size: var(--text-xl);
    flex-shrink: 0;
}

/* Loading State */
.auth-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.auth-loading .spinner {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

/* Profile Setup */
.profile-setup {
    max-width: 600px;
}

.profile-setup .form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
}

.profile-avatar-upload {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.profile-avatar {
    width: 120px;
    height: 120px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-avatar i {
    font-size: var(--text-4xl);
    color: var(--gray-400);
}

.profile-avatar-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.profile-avatar:hover .profile-avatar-overlay {
    opacity: 1;
}

.profile-avatar-overlay i {
    color: var(--white);
    font-size: var(--text-2xl);
}

/* Responsive */
@media (min-width: 1024px) {
    .auth-sidebar {
        display: flex;
    }
    
    .auth-container {
        grid-template-columns: 1fr 1.2fr;
    }
    
    .auth-role-selection {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .profile-setup .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Dashboard Layout */
.dashboard {
    display: flex;
    min-height: 100vh;
    background: var(--gray-50);
}

/* Sidebar */
.dashboard-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: 260px;
    background: var(--white);
    border-right: 1px solid var(--gray-200);
    z-index: var(--z-sticky);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
}

.dashboard-sidebar.active {
    transform: translateX(0);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--gray-100);
}

.sidebar-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--gray-500);
}

.sidebar-nav {
    padding: var(--space-4);
}

.sidebar-nav-title {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-400);
    padding: var(--space-3) var(--space-4);
    margin-top: var(--space-2);
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    color: var(--gray-600);
    font-weight: 500;
    transition: all var(--transition-fast);
    margin-bottom: var(--space-1);
}

.sidebar-nav-item:hover {
    background: var(--gray-50);
    color: var(--gray-800);
}

.sidebar-nav-item.active {
    background: var(--primary-lighter);
    color: var(--primary-dark);
}

.sidebar-nav-item i {
    width: 24px;
    font-size: var(--text-lg);
}

.sidebar-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-4);
    border-top: 1px solid var(--gray-100);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.user-profile:hover {
    background: var(--gray-50);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: var(--text-sm);
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--gray-800);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: var(--text-xs);
    color: var(--gray-500);
    text-transform: capitalize;
}

/* Main Content */
.dashboard-main {
    flex: 1;
    margin-left: 0;
    transition: margin-left var(--transition-base);
}

.dashboard-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: var(--space-4) var(--space-6);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.sidebar-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    color: var(--gray-600);
    transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
    background: var(--gray-100);
}

.header-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--gray-900);
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.header-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    color: var(--gray-600);
    position: relative;
    transition: all var(--transition-fast);
}

.header-btn:hover {
    background: var(--gray-100);
}

.header-btn .badge {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 18px;
    height: 18px;
    padding: 0 var(--space-1);
    font-size: 10px;
}

/* Dashboard Content */
.dashboard-content {
    padding: var(--space-6);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: var(--space-5);
    margin-bottom: var(--space-8);
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-100);
}

.stat-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.stat-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
}

.stat-card-icon.primary {
    background: var(--primary-lighter);
    color: var(--primary-dark);
}

.stat-card-icon.success {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success);
}

.stat-card-icon.warning {
    background: rgba(243, 156, 18, 0.1);
    color: var(--accent);
}

.stat-card-icon.info {
    background: rgba(52, 152, 219, 0.1);
    color: var(--info);
}

.stat-card-trend {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-sm);
    font-weight: 500;
}

.stat-card-trend.up {
    color: var(--success);
}

.stat-card-trend.down {
    color: var(--error);
}

.stat-card-value {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--gray-900);
}

.stat-card-label {
    font-size: var(--text-sm);
    color: var(--gray-500);
    margin-top: var(--space-1);
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.content-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-100);
    overflow: hidden;
}

.content-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--gray-100);
}

.content-card-title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--gray-900);
}

.content-card-body {
    padding: var(--space-6);
}

/* Table */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: var(--space-4);
    text-align: left;
    font-size: var(--text-sm);
}

.data-table th {
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    font-size: var(--text-xs);
    letter-spacing: 0.5px;
    background: var(--gray-50);
}

.data-table tbody tr {
    border-bottom: 1px solid var(--gray-100);
    transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--gray-50);
}

.data-table tbody tr:last-child {
    border-bottom: none;
}

.table-user {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.table-user-avatar {
    width: 36px;
    height: 36px;
    background: var(--primary-lighter);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-weight: 600;
    font-size: var(--text-xs);
}

.table-user-info {
    display: flex;
    flex-direction: column;
}

.table-user-name {
    font-weight: 600;
    color: var(--gray-800);
}

.table-user-email {
    font-size: var(--text-xs);
    color: var(--gray-500);
}

/* Overlay for mobile sidebar */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-sticky) - 1);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

@media (min-width: 1024px) {
    .dashboard-sidebar {
        transform: translateX(0);
        position: fixed;
    }
    
    .dashboard-main {
        margin-left: 260px;
    }
    
    .sidebar-toggle {
        display: none;
    }
    
    .sidebar-overlay {
        display: none;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content-grid {
        grid-template-columns: 2fr 1fr;
    }
}

@media (min-width: 1280px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}