/* ============================================
   AUTH PAGES - LOGIN & REGISTER
   ============================================ */

.auth-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.auth-page .page__content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-8) var(--container-padding);
}

/* Auth Container */
.auth {
    width: 100%;
    max-width: 440px;
}

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

.auth__logo {
    display: inline-block;
    margin-bottom: var(--space-6);
}

.auth__logo-image {
    height: 60px;
    width: auto;
}

.auth__title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: var(--font-normal);
    margin-bottom: var(--space-2);
}

.auth__subtitle {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
}

/* Auth Form */
.auth__form {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
    padding: var(--space-8);
}

.auth__form-group {
    margin-bottom: var(--space-5);
}

.auth__label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    color: var(--color-text-secondary);
}

.auth__input-wrap {
    position: relative;
}

.auth__input {
    width: 100%;
    padding: var(--space-4);
    font-size: var(--text-base);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-none);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.auth__input:focus {
    outline: none;
    border-color: var(--color-text-primary);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

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

.auth__input--error {
    border-color: var(--color-error);
}

.auth__input--error:focus {
    box-shadow: 0 0 0 3px var(--color-error-light);
}

/* Password Toggle */
.auth__password-toggle {
    position: absolute;
    right: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    cursor: pointer;
}

.auth__password-toggle:hover {
    color: var(--color-text-primary);
}

.auth__password-toggle svg {
    width: 20px;
    height: 20px;
}

.auth__input-wrap .auth__input {
    padding-right: 48px;
}

/* Error Message */
.auth__error {
    display: none;
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-error);
}

.auth__error--visible {
    display: block;
}

/* Forgot Password */
.auth__forgot {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    text-align: right;
    transition: color var(--transition-fast);
}

.auth__forgot:hover {
    color: var(--color-accent);
}

/* Submit Button */
.auth__submit {
    width: 100%;
    margin-top: var(--space-6);
    padding: var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    background-color: var(--color-text-primary);
    color: var(--color-text-inverse);
    border: 1px solid var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.auth__submit:hover {
    background-color: transparent;
    color: var(--color-text-primary);
}

.auth__submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.auth__submit--loading {
    position: relative;
    color: transparent !important;
}

.auth__submit--loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--color-text-inverse);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Divider */
.auth__divider {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin: var(--space-6) 0;
}

.auth__divider-line {
    flex: 1;
    height: 1px;
    background-color: var(--color-border);
}

.auth__divider-text {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

/* Social Login */
.auth__social {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.auth__social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.auth__social-btn:hover {
    border-color: var(--color-text-primary);
    background-color: var(--color-bg-tertiary);
}

.auth__social-btn svg {
    width: 20px;
    height: 20px;
}

/* Auth Footer */
.auth__footer {
    text-align: center;
    margin-top: var(--space-6);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.auth__footer-link {
    color: var(--color-text-primary);
    font-weight: var(--font-medium);
    transition: color var(--transition-fast);
}

.auth__footer-link:hover {
    color: var(--color-accent);
}

/* Success State */
.auth__success {
    display: none;
    text-align: center;
    padding: var(--space-8);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
}

.auth__success--visible {
    display: block;
}

.auth__success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-4);
    color: var(--color-success);
}

.auth__success-title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    margin-bottom: var(--space-2);
}

.auth__success-text {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
}

/* Password Strength Indicator */
.password-strength {
    margin-top: var(--space-2);
}

.password-strength__bar {
    height: 4px;
    background-color: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.password-strength__fill {
    height: 100%;
    width: 0;
    transition: width var(--transition-base), background-color var(--transition-base);
}

.password-strength__fill--weak {
    width: 33%;
    background-color: var(--color-error);
}

.password-strength__fill--medium {
    width: 66%;
    background-color: var(--color-warning);
}

.password-strength__fill--strong {
    width: 100%;
    background-color: var(--color-success);
}

.password-strength__text {
    margin-top: var(--space-1);
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

/* Checkbox */
.auth__checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.auth__checkbox input[type="checkbox"] {
    appearance: none;
    width: 20px;
    height: 20px;
    margin-top: 2px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    flex-shrink: 0;
}

.auth__checkbox input[type="checkbox"]:checked {
    background-color: var(--color-text-primary);
    border-color: var(--color-text-primary);
}

.auth__checkbox input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 6px;
    width: 5px;
    height: 10px;
    border: solid var(--color-text-inverse);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.auth__checkbox-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.auth__checkbox-label a {
    color: var(--color-text-primary);
    text-decoration: underline;
}

/* Toast Notification */
.auth-toast {
    position: fixed;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: var(--space-4) var(--space-6);
    background-color: var(--color-text-primary);
    color: var(--color-text-inverse);
    font-size: var(--text-sm);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-toast);
}

.auth-toast--visible {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.auth-toast--error {
    background-color: var(--color-error);
}

.auth-toast--success {
    background-color: var(--color-success);
}

/* Responsive */
@media (max-width: 480px) {
    .auth__form {
        padding: var(--space-6);
        border-left: none;
        border-right: none;
    }

    .auth__title {
        font-size: var(--text-2xl);
    }
}