/* ============================================
   PLATAFORMA DE VIAGENS - ESTILOS PRINCIPAIS
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #0066cc;
    --secondary-color: #004499;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --dark-color: #333;
    --light-color: #f8f9fa;
    --border-color: #dee2e6;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: var(--primary-color);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.5rem;
    margin: 0;
}

.nav {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background 0.3s;
}

.nav a:hover {
    background: rgba(255,255,255,0.2);
}

/* Buttons */
.btn-primary {
    background: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    font-size: 1rem;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: var(--secondary-color);
}

.btn-buscar {
    background: var(--success-color);
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    transition: background 0.3s;
    margin-top: 1.5rem;
}

.btn-buscar:hover {
    background: #218838;
}

/* Busca de Viagens */
.busca-viagens {
    padding: 3rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.busca-card {
    background: white;
    color: var(--dark-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.busca-card h2 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.form-group input,
.form-group select {
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Viagens */
.viagens-lista {
    padding: 2rem 0;
}

.viagem-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.viagem-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.viagem-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.agencia-logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 4px;
}

.viagem-detalhes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.detalhe-item {
    display: flex;
    flex-direction: column;
}

.detalhe-item .label {
    font-size: 0.875rem;
    color: #666;
    margin-bottom: 0.25rem;
}

.detalhe-item .value {
    font-weight: 600;
    color: var(--dark-color);
}

.viagem-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.preco {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* Mapa de Poltronas */
.mapa-poltronas-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    margin-top: 2rem;
}

.mapa-poltronas {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    margin: 2rem 0;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.poltrona-btn {
    width: 50px;
    height: 50px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: white;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
}

.poltrona-btn.livre {
    background: var(--success-color);
    color: white;
    border-color: var(--success-color);
}

.poltrona-btn.livre:hover {
    background: #218838;
    transform: scale(1.1);
}

.poltrona-btn.ocupada {
    background: var(--danger-color);
    color: white;
    border-color: var(--danger-color);
    cursor: not-allowed;
    opacity: 0.6;
}

.poltrona-btn.selecionada {
    background: var(--warning-color);
    color: var(--dark-color);
    border-color: var(--warning-color);
    transform: scale(1.15);
    box-shadow: 0 0 10px rgba(255,193,7,0.5);
}

.poltrona-btn.ja-selecionada {
    background: #fbbf24;
    color: #78350f;
    cursor: not-allowed;
    border-color: #f59e0b;
    font-weight: 700;
    opacity: 0.85;
}

.poltrona-selecionada {
    text-align: center;
    padding: 1rem;
    background: #e7f3ff;
    border-radius: 8px;
    margin-top: 1rem;
}

/* Agências Parceiras */
.agencias-parceiras {
    padding: 3rem 0;
    background: var(--light-color);
}

.agencias-parceiras h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.agencias-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.agencia-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.agencia-card:hover {
    transform: translateY(-5px);
}

.agencia-card img {
    max-width: 100px;
    max-height: 100px;
    margin-bottom: 1rem;
}

.avaliacao {
    color: var(--warning-color);
    font-weight: bold;
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

/* Responsive */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .viagem-footer {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    .viagem-footer .btn-primary {
        width: 100%;
        text-align: center;
    }

    .mapa-poltronas {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Utilitários */
.alert {
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Autocomplete */
.autocomplete-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid #ddd;
    border-top: none;
    border-radius: 0 0 6px 6px;
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.suggestion-item {
    padding: 0.75rem;
    cursor: pointer;
    border-bottom: 1px solid #f0f0f0;
    transition: background 0.2s;
}

.suggestion-item:hover {
    background: #f8f9fa;
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item strong {
    color: var(--primary-color);
}

.suggestion-item small {
    color: #666;
    font-size: 0.875rem;
}

.page-header {
    padding: 2rem 0;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 2rem;
}

.page-header h2 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.poltrona-btn.ja-selecionada { background: #fbbf24; color: #78350f; cursor: not-allowed; border-color: #f59e0b; font-weight: 700; opacity: 0.85; }