/**
 * ============================================================
 * ESTILOS - PÁGINAS DE LOGIN E CADASTRO
 * ============================================================
 */

/* ─── LAYOUT PRINCIPAL ──────────────────────────────────── */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gold-ultra-light) 100%);
    position: relative;
    overflow: hidden;
}

/* Decoração de fundo */
.auth-page::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(201, 169, 110, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.auth-page::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(27, 67, 50, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

/* Versão verde para professora */
.auth-page.teacher {
    background: linear-gradient(135deg, var(--color-white) 0%, #E8F0EC 100%);
}

.auth-page.teacher::before {
    background: radial-gradient(circle, rgba(27, 67, 50, 0.1) 0%, transparent 70%);
}

/* ─── CARD DE LOGIN ─────────────────────────────────────── */
.auth-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-modal);
    padding: var(--space-2xl);
    width: 100%;
    max-width: 440px;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── LOGO ──────────────────────────────────────────────── */
.auth-logo {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.auth-logo-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-md);
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 2rem;
    box-shadow: var(--shadow-card);
}

.auth-page.teacher .auth-logo-icon {
    background: linear-gradient(135deg, var(--color-green-dark) 0%, var(--color-green-dark-light) 100%);
}

.auth-logo-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-h3);
    color: var(--color-text-primary);
    margin-bottom: var(--space-xs);
}

.auth-logo-subtitle {
    font-size: var(--font-size-small);
    color: var(--color-text-secondary);
    font-weight: 400;
}

/* ─── TÍTULO DA PÁGINA ──────────────────────────────────── */
.auth-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-h3);
    text-align: center;
    margin-bottom: var(--space-xs);
    color: var(--color-text-primary);
}

.auth-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: var(--font-size-small);
    margin-bottom: var(--space-lg);
}

/* Indicador de segurança (professora) */
.auth-security-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background-color: var(--color-success-light);
    color: #065F46;
    border-radius: var(--radius-full);
    font-size: var(--font-size-caption);
    font-weight: 500;
    margin: 0 auto var(--space-md);
}

.auth-security-badge i {
    color: var(--color-success);
}

/* ─── FORMULÁRIO ────────────────────────────────────────── */
.auth-form {
    margin-bottom: var(--space-lg);
}

.auth-form .form-group {
    margin-bottom: var(--space-md);
}

.auth-form .form-input {
    padding: 14px 16px;
    font-size: 1rem;
}

.auth-form .form-input-icon .form-input {
    padding-left: 48px;
}

.auth-form .form-input-icon .icon {
    left: 18px;
    font-size: 1.1rem;
}

/* ─── LINKS AUXILIARES ──────────────────────────────────── */
.auth-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border-light);
    text-align: center;
}

.auth-link {
    color: var(--color-text-secondary);
    font-size: var(--font-size-small);
    transition: color var(--transition-fast);
}

.auth-link:hover {
    color: var(--color-gold-dark);
}

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

.auth-link-primary:hover {
    color: var(--color-gold);
}

.auth-link-forgot {
    text-align: right;
    margin-top: -8px;
    margin-bottom: var(--space-md);
}

.auth-link-forgot a {
    font-size: var(--font-size-caption);
    color: var(--color-text-secondary);
}

.auth-link-forgot a:hover {
    color: var(--color-gold-dark);
}

/* Link discreto no rodapé (para trocar entre aluno/professora) */
.auth-footer-discreet {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    font-size: var(--font-size-caption);
    color: var(--color-text-muted);
    text-align: center;
    z-index: 1;
}

.auth-footer-discreet a {
    color: var(--color-text-muted);
    text-decoration: underline;
    text-decoration-style: dotted;
}

.auth-footer-discreet a:hover {
    color: var(--color-text-secondary);
}

/* ─── DIVISOR ───────────────────────────────────────────── */
.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin: var(--space-lg) 0;
    color: var(--color-text-muted);
    font-size: var(--font-size-caption);
}

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

/* ─── BOTÃO SUBMIT ──────────────────────────────────────── */
.auth-submit {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    margin-top: var(--space-md);
}

/* Botão verde para professora */
.auth-page.teacher .btn-primary {
    background-color: var(--color-green-dark);
    border-color: var(--color-green-dark);
}

.auth-page.teacher .btn-primary:hover:not(:disabled) {
    background-color: var(--color-green-dark-light);
    border-color: var(--color-green-dark-light);
}

/* ─── CHECKBOX DE TERMOS ────────────────────────────────── */
.auth-terms {
    margin: var(--space-md) 0;
}

.auth-terms a {
    color: var(--color-gold-dark);
    text-decoration: underline;
}

/* ─── MENSAGEM DE ERRO/SUCESSO ──────────────────────────── */
.auth-message {
    padding: var(--space-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
    font-size: var(--font-size-small);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.auth-message.error {
    background-color: var(--color-danger-light);
    color: #991B1B;
    border-left: 3px solid var(--color-danger);
}

.auth-message.success {
    background-color: var(--color-success-light);
    color: #065F46;
    border-left: 3px solid var(--color-success);
}

.auth-message i {
    font-size: 1.1rem;
}

/* ─── RESPONSIVIDADE ────────────────────────────────────── */
@media (max-width: 480px) {
    .auth-card {
        padding: var(--space-lg);
    }
    
    .auth-logo-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .auth-title {
        font-size: var(--font-size-h4);
    }
    
    .auth-footer-discreet {
        position: static;
        transform: none;
        margin-top: var(--space-lg);
    }
}