/**
 * ============================================
 * ESTILOS ESPECÍFICOS - INDEX.PHP
 * Formulário de abertura de chamados
 * ============================================
 */

/* ========================================
   GRID DE SISTEMAS
   ======================================== */

.sistema-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

/* ========================================
   CARD DE SISTEMA
   ======================================== */

.sistema-card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: var(--spacing-xl);
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    overflow: hidden;
}

/* Gradiente animado no topo */
.sistema-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

/* Estado hover */
.sistema-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
}

.sistema-card:hover::before {
    transform: scaleX(1);
}

/* Ícone do sistema */
.sistema-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    color: var(--text-white);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    box-shadow: var(--shadow-sm);
}

/* Título do card */
.sistema-card-title {
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-main);
    line-height: var(--line-height-tight);
}

/* Badge da sigla */
.sistema-card-sigla {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    margin-bottom: var(--spacing-md);
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Descrição do card */
.sistema-card-description {
    margin-top: auto;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    line-height: var(--line-height-relaxed);
}

/* Seta de ação */
.sistema-card-arrow {
    display: flex;
    align-items: center;
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--primary-color);
}

.sistema-card-arrow svg {
    margin-left: var(--spacing-xs);
    transition: transform var(--transition-fast);
}

.sistema-card:hover .sistema-card-arrow svg {
    transform: translateX(4px);
}

/* ========================================
   LISTA DE SISTEMAS (HELP SECTION)
   ======================================== */

.sistema-info-list {
    display: grid;
    gap: var(--spacing-md);
}

.sistema-info-item {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.6);
    border-left: 3px solid var(--primary-color);
    border-radius: var(--radius);
    transition: all var(--transition-fast);
}

.sistema-info-item:hover {
    background: rgba(255, 255, 255, 0.9);
    border-left-width: 4px;
    transform: translateX(2px);
}

.sistema-info-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    flex-wrap: wrap;
}

.sistema-info-badge {
    font-size: var(--font-size-xs);
    flex-shrink: 0;
}

.sistema-info-title {
    color: var(--text-main);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin: 0;
}

.sistema-info-operador {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ========================================
   ALERT CUSTOMIZADO PARA INDEX
   ======================================== */

.alert-index {
    max-width: 800px;
    margin: var(--spacing-2xl) auto 0;
}

.alert-index-content {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.alert-index-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    margin-top: 2px;
}

.alert-index-body {
    flex: 1;
}

.alert-index-title {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
}

.alert-index-text {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
}

.alert-index-footer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.alert-index-footer p {
    margin: 0;
    font-size: var(--font-size-sm);
}

.alert-index-footer a {
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
    text-decoration: underline;
}

.alert-index-footer a:hover {
    color: var(--primary-hover);
}

/* ========================================
   RESPONSIVIDADE MOBILE
   ======================================== */

@media (max-width: 767px) {
    .sistema-grid {
        grid-template-columns: 1fr;
    }

    .sistema-card {
        padding: var(--spacing-lg);
    }

    .sistema-card-icon {
        width: 56px;
        height: 56px;
        font-size: var(--font-size-xl);
    }

    .alert-index {
        max-width: 100%;
    }

    .alert-index-content {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .alert-index-icon {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 480px) {
    .sistema-info-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ========================================
   ANIMAÇÕES ESPECÍFICAS
   ======================================== */

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.sistema-card {
    animation: slideInUp 0.4s ease-out backwards;
}

.sistema-card:nth-child(1) {
    animation-delay: 0.1s;
}

.sistema-card:nth-child(2) {
    animation-delay: 0.2s;
}

.sistema-card:nth-child(3) {
    animation-delay: 0.3s;
}

.sistema-card:nth-child(4) {
    animation-delay: 0.4s;
}

.sistema-card:nth-child(5) {
    animation-delay: 0.5s;
}

.sistema-card:nth-child(6) {
    animation-delay: 0.6s;
}

/* ========================================
   ESTADOS DE ACESSIBILIDADE
   ======================================== */

.sistema-card:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.sistema-card:focus:not(:focus-visible) {
    outline: none;
}

/* Melhor contraste para leitores de tela */
@media (prefers-contrast: high) {
    .sistema-card {
        border-width: 3px;
    }

    .sistema-card-sigla {
        border-width: 2px;
    }
}

/* Respeitar preferência de movimento reduzido */
@media (prefers-reduced-motion: reduce) {
    .sistema-card {
        animation: none;
    }

    .sistema-card,
    .sistema-card::before,
    .sistema-card-arrow svg {
        transition: none;
    }
}