/* RESET E PADRÕES MODERNOS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: #1e293b;
    background-color: #f8fafc;
    line-height: 1.5;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* BOTÕES E LINKS */
.btn-primary {
    display: inline-block;
    padding: 12px 24px;
    background-color: #0f172a;
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background-color: #334155;
    transform: translateY(-1px);
}

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #0f172a;
    text-decoration: none;
    font-weight: 600;
    transition: gap 0.2s;
}

.btn-link:hover {
    gap: 12px;
}

/* NAVEGAÇÃO / HEADER */
.navbar {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #e2e8f0;
    padding: 16px 0;
}

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

.logo {
    font-size: 20px;
    font-weight: 400;
    letter-spacing: -0.5px;
}

.logo .bold {
    font-weight: 700;
    color: #0284c7;
}

.nav-container {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 24px;
}

.nav-links a {
    text-decoration: none;
    color: #475569;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: #0284c7;
}

/* SELETOR DE IDIOMAS */
.lang-selector {
    display: flex;
    gap: 4px;
    background-color: #f1f5f9;
    padding: 4px;
    border-radius: 8px;
}

.lang-btn {
    background: none;
    border: none;
    padding: 4px 8px;
    font-size: 11px;
    font-weight: 600;
    color: #64748b;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
}

.lang-btn.active {
    background-color: #ffffff;
    color: #0f172a;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* SEÇÃO HERO */
.hero {
    background: radial-gradient(100% 100% at 100% 0%, #e0f2fe 0%, #f8fafc 100%);
    padding: 120px 0 80px 0;
}

.hero-text {
    max-width: 640px;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: #e0f2fe;
    color: #0369a1;
    font-size: 13px;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 24px;
}

.hero-text h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.15;
    color: #0f172a;
    letter-spacing: -1px;
    margin-bottom: 20px;
}

.hero-text p {
    font-size: 18px;
    color: #475569;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

/* SEÇÕES CONFIGURAÇÕES PADRÃO */
section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 56px auto;
}

.section-title h2 {
    font-size: 32px;
    font-weight: 700;
    color: #0f172a;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}

.section-title p {
    color: #64748b;
    font-size: 16px;
}

/* GRID DE MODAIS (NAVIO, CAMINHÃO, TREM, AVIÃO) */
.modals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 32px;
}

.modal-card {
    background-color: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.02), 0 2px 4px -1px rgba(0,0,0,0.02);
    border: 1px solid #e2e8f0;
    transition: transform 0.2s, box-shadow 0.2s;
}

.modal-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
}

/* Espaço reservado para as suas fotos de Navio, Caminhão e Trem */
.card-image-placeholder {
    height: 200px;
    background-color: #f1f5f9;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    gap: 8px;
}

.card-image-placeholder i {
    font-size: 40px;
    color: #cbd5e1;
}

.card-image-placeholder span {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Caso você insira as tags de imagem reais futuramente: */
.modal-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 24px;
}

.card-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: #0f172a;
    margin-bottom: 8px;
}

.card-content p {
    color: #64748b;
    font-size: 14px;
}

/* SEÇÃO SOBRE A EMPRESA */
.about {
    background-color: #ffffff;
    border-top: 1px solid #e2e8f0;
    border-bottom: 1px solid #e2e8f0;
}

.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.about-content p {
    color: #475569;
}

.mvv-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.mvv-card {
    display: flex;
    gap: 16px;
}

.mvv-icon {
    width: 48px;
    height: 48px;
    background-color: #f0fdf4;
    color: #16a34a;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.mvv-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.mvv-card p {
    font-size: 14px;
    color: #64748b;
}

/* SEÇÃO DE SERVIÇOS */
.services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.service-card {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
}

.service-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 24px;
    color: #0f172a;
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.service-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: #475569;
    font-size: 15px;
}

.service-list li i {
    color: #0284c7;
    margin-top: 3px;
    font-size: 16px;
}

/* FOOTER */
.footer {
    background-color: #0f172a;
    color: #94a3b8;
    padding: 80px 0 32px 0;
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 48px;
    border-bottom: 1px solid #334155;
    padding-bottom: 48px;
}

.footer h3, .footer h4 {
    color: #ffffff;
    margin-bottom: 16px;
}

.footer p {
    font-size: 14px;
    margin-bottom: 8px;
}

.footer i {
    margin-right: 8px;
    color: #38bdf8;
}

.footer-bottom {
    padding-top: 32px;
    text-align: center;
    font-size: 13px;
}

/* WHATSAPP FLUTUANTE */
.whatsapp-float {
    position: fixed;
    width: 56px;
    height: 56px;
    bottom: 100px;
    right: 32px;
    background-color: #22c55e;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.4);
    z-index: 999;
    text-decoration: none;
    transition: transform 0.2s;
}

.whatsapp-float:hover {
    transform: scale(1.05);
}

/* INSTAGRAN FLUTUANTE */
.instagram-float {
    position: fixed;
    width: 56px;
    height: 56px;
    bottom: 32px;
    right: 32px;
    /* Gradiente oficial do Instagram */
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    /* Sombra ajustada para combinar com a nova cor */
    box-shadow: 0 4px 12px rgba(220, 39, 67, 0.4);
    z-index: 999;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

/* Garante o tamanho e a cor branca do ícone oficial */
.instagram-icon {
    width: 28px;
    height: 28px;
    fill: #ffffff;
}

.instagram-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(220, 39, 67, 0.6);
}


/* RESPONSIVIDADE */
@media (max-width: 968px) {
    .about-wrapper, .services-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero-text h1 {
        font-size: 36px;
    }
    section {
        padding: 64px 0;
    }
}