/* ============================================
   ElevateCV AI — Auth Pages (Login & Signup)
   ============================================ */

.auth {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-12) var(--space-6);
    background: var(--gradient-hero);
    overflow: hidden;
}

/* Background decoration */
.auth__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.auth__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.3;
}

.auth__orb--1 {
    width: 500px;
    height: 500px;
    background: var(--color-primary-600);
    top: -15%;
    right: -10%;
    animation: orbFloat 22s ease-in-out infinite;
}

.auth__orb--2 {
    width: 400px;
    height: 400px;
    background: var(--color-secondary-500);
    bottom: -10%;
    left: -8%;
    animation: orbFloat 22s ease-in-out 7s infinite;
    opacity: 0.25;
}

/* Card */
.auth__card {
    position: relative;
    width: 100%;
    max-width: 440px;
    background: var(--glass-bg-strong);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius);
    padding: var(--space-10) var(--space-8);
    box-shadow: var(--glass-shadow), 0 0 80px rgba(124, 58, 237, 0.08);
    animation: fadeInUp 0.5s ease-out both;
    z-index: var(--z-base);
}

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

.auth__logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-6);
    text-decoration: none;
    transition: opacity var(--transition-base);
}

.auth__logo:hover {
    opacity: 0.85;
}

.auth__logo-text {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--text-primary);
    letter-spacing: -0.03em;
    font-family: var(--font-family);
}

.auth__logo-accent {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-left: 2px;
}

.auth__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    letter-spacing: -0.02em;
}

.auth__subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    line-height: var(--line-height-normal);
}

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

/* Input Group */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group__label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-group__input-wrapper {
    position: relative;
}

.form-group__icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    transition: color var(--transition-base);
    display: flex;
    align-items: center;
}

.form-group__input {
    width: 100%;
    padding: var(--space-3) var(--space-4) var(--space-3) var(--space-12);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-base);
    border-radius: 12px;
    outline: none;
    transition: all var(--transition-base);
}

.form-group__input::placeholder {
    color: var(--text-faint);
}

.form-group__input:focus {
    border-color: var(--color-primary-500);
    background: rgba(124, 58, 237, 0.05);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

.form-group__input:focus ~ .form-group__icon {
    color: var(--color-primary-400);
}

/* Input validation states */
.form-group__input--error {
    border-color: var(--color-error);
}

.form-group__input--error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.form-group__error {
    font-size: var(--font-size-xs);
    color: #fca5a5;
    display: none;
    animation: fadeInUp 0.2s ease-out;
}

.form-group__error--visible {
    display: block;
}

/* Password toggle button */
.form-group__toggle {
    position: absolute;
    right: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-1);
    transition: color var(--transition-base);
    display: flex;
    align-items: center;
}

.form-group__toggle:hover {
    color: var(--text-primary);
}

/* Submit Button */
.auth__submit {
    width: 100%;
    padding: var(--space-4);
    margin-top: var(--space-2);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    background: var(--gradient-primary);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
}

.auth__submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(124, 58, 237, 0.55);
}

.auth__submit:active:not(:disabled) {
    transform: translateY(0);
}

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

/* Loading spinner inside button */
.auth__submit--loading .auth__submit-text {
    visibility: hidden;
}

.auth__submit--loading .auth__spinner {
    display: block;
}

.auth__spinner {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 22px;
    height: 22px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--text-primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.auth__footer-link {
    color: var(--color-primary-400);
    font-weight: var(--font-weight-semibold);
    transition: color var(--transition-base);
    text-decoration: none;
}

.auth__footer-link:hover {
    color: var(--color-primary-300);
}

/* Toast / Alert Messages */
.auth__alert {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    display: none;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    animation: fadeInUp 0.3s ease-out;
}

.auth__alert--visible {
    display: flex;
}

.auth__alert--error {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.auth__alert--success {
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #86efac;
}

.auth__alert-icon {
    flex-shrink: 0;
    font-size: var(--font-size-base);
}

/* Responsive */
@media (max-width: 480px) {
    .auth__card {
        padding: var(--space-6);
        border-radius: 16px;
    }

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