/* ============================================
   AUTHENTICATION PAGES STYLES
   Login, Register, Forgot Password
   ============================================ */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.auth-container {
    position: relative;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
}

.auth-background {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
}

.auth-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    min-height: 600px;
}

/* ===== LEFT SIDE ===== */
.auth-left {
    padding: var(--spacing-xl);
}

.auth-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-2xl);
    transition: var(--transition-base);
}

.auth-logo:hover {
    transform: translateX(-5px);
}

.auth-logo i {
    font-size: 2.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-hero-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-2xl);
    max-width: 500px;
}

.auth-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.auth-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.auth-feature:hover {
    transform: translateX(10px);
    border-color: var(--primary-start);
}

.auth-feature-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.auth-feature-text h3 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.auth-feature-text p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ===== RIGHT SIDE - AUTH CARD ===== */
.auth-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.auth-card {
    width: 100%;
    max-width: 500px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
}

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

.auth-card-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.auth-card-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ===== ALERTS ===== */
.alert {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
    transition: var(--transition-base);
}

.alert i {
    font-size: 1.25rem;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error);
    color: var(--error);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--warning);
    color: var(--warning);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--info);
    color: var(--info);
}

/* ===== FORM STYLES ===== */
.auth-form {
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.form-label i {
    color: var(--primary-start);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font-primary);
    transition: var(--transition-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-start);
    background: var(--bg-secondary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.password-input-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--transition-base);
}

.password-toggle:hover {
    color: var(--primary-start);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    user-select: none;
}

.checkbox-input {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-start);
}

.checkbox-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.link-primary {
    color: var(--primary-start);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition-base);
}

.link-primary:hover {
    color: var(--primary-end);
    text-decoration: underline;
}

.btn-submit {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 1rem 2rem;
    background: var(--primary-gradient);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.btn-submit:active {
    transform: translateY(0);
}

/* ===== DIVIDER ===== */
.auth-divider {
    position: relative;
    text-align: center;
    margin: var(--spacing-xl) 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
}

.auth-divider span {
    position: relative;
    display: inline-block;
    padding: 0 var(--spacing-md);
    background: var(--bg-card);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ===== SOCIAL LOGIN ===== */
.social-login {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.btn-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.875rem 1.5rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
}

.btn-social:hover {
    background: var(--bg-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.btn-social i {
    font-size: 1.25rem;
}

.btn-google:hover {
    border-color: #ea4335;
}

.btn-facebook:hover {
    border-color: #1877f2;
}

/* ===== AUTH FOOTER ===== */
.auth-footer {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.auth-footer p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ===== FORM ROW (for side-by-side inputs) ===== */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* ===== SELECT MEMBERSHIP ===== */
.membership-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.membership-option {
    position: relative;
}

.membership-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.membership-card {
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-base);
}

.membership-option input[type="radio"]:checked+.membership-card {
    border-color: var(--primary-start);
    background: rgba(102, 126, 234, 0.1);
}

.membership-card:hover {
    border-color: var(--primary-start);
    transform: translateY(-3px);
}

.membership-name {
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.membership-price {
    color: var(--primary-start);
    font-weight: 600;
    font-size: 0.95rem;
}

.membership-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    margin-top: 0.5rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .auth-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .auth-left {
        display: none;
    }

    .auth-hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .auth-card {
        padding: var(--spacing-lg);
    }

    .auth-card-title {
        font-size: 1.75rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .membership-options {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .auth-page {
        padding: var(--spacing-sm);
    }

    .auth-card {
        padding: var(--spacing-md);
    }

    .auth-card-title {
        font-size: 1.5rem;
    }

    .social-login {
        flex-direction: column;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.auth-left {
    animation: slideInLeft 0.6s ease;
}

.auth-right {
    animation: slideInRight 0.6s ease;
}

/* ===== LOADING STATE ===== */
.btn-submit.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn-submit.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}