/* Configurações Gerais de Design System */
:root {
    --latam-blue: #1b004a;
    --latam-coral: #ff0055;
    --bg-light: #f3f4f6;
    --card-bg: #ffffff;
    --text-main: #333333;
    --text-muted: #666666;
    --border-color: #e5e7eb;
    --error-color: #dc2626;
    --error-bg: #fef2f2;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-light);
    color: var(--text-main);
}

/* Cabeçalho Isolado */
.checkout-header {
    background-color: var(--latam-blue);
    color: white;
    padding: 1rem 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-latam {
    font-weight: bold;
    font-size: 1.5rem;
    letter-spacing: 1px;
}

.logo-suffix {
    color: var(--latam-coral);
}

.stepper {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
}

.step {
    opacity: 0.5;
}

.step.done {
    opacity: 0.8;
    text-decoration: line-through;
}

.step.active {
    opacity: 1;
    font-weight: bold;
    border-bottom: 2px solid var(--latam-coral);
}

/* Layout Principal em Duas Colunas */
.main-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
    display: flex;
    gap: 2rem;
}

.selection-area {
    flex: 2;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Estrutura dos Containers Brancos */
.section-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.section-card h2 {
    color: var(--latam-blue);
    margin-bottom: 0.5rem;
}

.subtitle {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

/* Grid de Cards de Bagagem */
.baggage-grid {
    display: flex;
    gap: 1.5rem;
}

.baggage-card {
    flex: 1;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.2s, border-color 0.2s;
}

.baggage-card:hover {
    border-color: #a5b4fc;
    transform: translateY(-2px);
}

.baggage-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.baggage-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.baggage-desc {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.4;
    margin-bottom: 1.5rem;
}

.baggage-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.price {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--latam-blue);
}

.btn-baggage {
    background-color: transparent;
    border: 2px solid var(--latam-blue);
    color: var(--latam-blue);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-baggage:hover {
    background-color: var(--latam-blue);
    color: white;
}

.btn-baggage.included {
    border-color: var(--border-color);
    color: var(--text-muted);
    background-color: var(--bg-light);
    cursor: not-allowed;
}

/* Formulário e Validação com Foco Ergonômico */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    font-weight: 600;
    font-size: 0.9rem;
}

.input-group input {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    outline: none;
}

/* Estado de Erro Construtivo (Promessa 3) */
.input-group.error input {
    border-color: var(--error-color);
    background-color: var(--error-bg);
}

.helper-text {
    font-size: 0.85rem;
    color: var(--error-color);
    font-weight: 500;
}

/* Carrinho de Compras Persistente (Sticky - Promessa 2) */
.sticky-cart {
    flex: 1;
    position: sticky;
    top: 2rem; /* Mantém o componente fixo ao rolar a página */
    height: fit-content;
}

.cart-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    border-top: 4px solid var(--latam-coral);
}

.cart-card h3 {
    color: var(--latam-blue);
    margin-bottom: 1rem;
}

hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 1rem 0;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    color: var(--text-muted);
}

.cart-item strong.free {
    color: #16a34a;
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.total-price {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--latam-blue);
}

.btn-submit {
    width: 100%;
    background-color: var(--latam-coral);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(255, 0, 85, 0.2);
    transition: background-color 0.2s;
}

.btn-submit:hover {
    background-color: #e0004c;
}

/* Classes para o JavaScript controlar */
.hidden-item {
    display: none !important;
}

.btn-baggage.remove-state {
    border-color: var(--error-color);
    color: var(--error-color);
}

.btn-baggage.remove-state:hover {
    background-color: var(--error-color);
    color: white;
}

.input-group.success input {
    border-color: #16a34a; /* Verde sucesso */
    background-color: #f0fdf4;
}
.input-group.success .helper-text {
    color: #16a34a;
}

/* Deixando responsivo para celular (Para ganhar pontos extras!) */
@media (max-width: 768px) {
    .main-container {
        flex-direction: column;
    }
    .baggage-grid {
        flex-direction: column;
    }
    .sticky-cart {
        position: static;
    }
    .stepper {
        display: none; /* Esconde passos no celular para economizar espaço */
    }
}
/* Estilos do Modal de Sucesso */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(27, 0, 74, 0.8); /* Azul da LATAM com transparência */
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background-color: white;
    padding: 3rem;
    border-radius: 12px;
    text-align: center;
    max-width: 400px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.modal-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.modal-content h2 {
    color: var(--latam-blue);
    margin-bottom: 1rem;
}

.modal-details {
    background-color: var(--bg-light);
    padding: 1rem;
    border-radius: 8px;
    margin: 1.5rem 0;
    text-align: left;
}

.modal-details p {
    margin-bottom: 0.5rem;
}

/* Estilo do Bilhete (Ticket) dentro do Modal */
.modal-ticket {
    background-color: var(--bg-light);
    border-radius: 8px;
    margin: 1.5rem 0;
    text-align: left;
    border: 1px solid var(--border-color);
    overflow: hidden; /* Mantém os cantos arredondados */
}

.ticket-header {
    background-color: var(--latam-blue);
    color: white;
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: space-between;
    font-weight: bold;
    font-size: 0.95rem;
}

.ticket-body {
    padding: 1rem;
}

.ticket-body p {
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-size: 0.95rem;
}

.highlight-text {
    color: var(--latam-coral);
    font-weight: 600;
}

.ticket-total {
    font-size: 1.15rem !important;
    color: var(--latam-blue) !important;
    margin-top: 1rem;
}