/* ============================================
   AEROVIA TURISMO - ESTILOS PRINCIPAIS
   ============================================ */

/* VARIÁVEIS CSS */
:root {
    --primary-color: #003D6B;
    --accent-color: #FFC107;
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --dark-gray: #333333;
    --text-gray: #666666;
    --border-color: #E0E0E0;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

/* ============================================
   RESET E ESTILOS GLOBAIS
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   TIPOGRAFIA
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-gray);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-color);
}

/* ============================================
   BOTÕES
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: #FFB300;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 193, 7, 0.3);
}

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

.btn-secondary:hover {
    background-color: #002A4F;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 61, 107, 0.3);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1.1rem;
}

.btn-cta {
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
}

.btn-cta:hover {
    background-color: #FFB300;
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(255, 193, 7, 0.4);
}

/* ============================================
   HEADER
   ============================================ */

.header {
    background-color: var(--white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo img {
    max-height: 50px;
    width: auto;
}

.nav-desktop {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition);
    position: relative;
}

.nav-link:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

.nav-link:hover:after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-mobile {
    display: none;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--light-gray);
}

.nav-mobile.active {
    display: flex;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 61, 107, 0.7) 0%, rgba(0, 61, 107, 0.5) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--white);
}

.hero-badge {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 50px;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    animation: slideDown 0.8s ease;
}

.hero-headline {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: var(--spacing-md);
    animation: slideUp 0.8s ease 0.2s both;
}

.hero-subheadline {
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: var(--spacing-xl);
    animation: slideUp 0.8s ease 0.4s both;
}

.hero-cta {
    animation: slideUp 0.8s ease 0.6s both;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   SEÇÕES GENÉRICAS
   ============================================ */

section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-md);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-gray);
}

/* ============================================
   SEÇÃO DE SERVIÇOS
   ============================================ */

.servicos {
    background-color: var(--light-gray);
}

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

.servico-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.servico-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.servico-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.servico-card h3 {
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.servico-card p {
    flex-grow: 1;
    margin-bottom: var(--spacing-md);
}

.servico-image {
    width: 100%;
    height: 200px;
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
}

.servico-card .btn {
    align-self: flex-start;
    margin-top: auto;
}

/* ============================================
   SEÇÃO DE DIFERENCIAIS
   ============================================ */

.diferenciais {
    background-color: var(--white);
}

.diferenciais-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.diferencial-card {
    text-align: center;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    background: linear-gradient(135deg, rgba(0, 61, 107, 0.05) 0%, rgba(255, 193, 7, 0.05) 100%);
    transition: var(--transition);
}

.diferencial-card:hover {
    background: linear-gradient(135deg, rgba(0, 61, 107, 0.1) 0%, rgba(255, 193, 7, 0.1) 100%);
    transform: translateY(-4px);
}

.diferencial-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.diferencial-card h3 {
    margin-bottom: var(--spacing-md);
}

/* ============================================
   SEÇÃO CTA - CHAMADA PARA CONVERSÃO
   ============================================ */

.cta-conversao {
    background: linear-gradient(135deg, var(--primary-color) 0%, #002A4F 100%);
    color: var(--white);
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-size: 2.5rem;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   SEÇÃO DE CONTATO
   ============================================ */

.contato {
    background-color: var(--light-gray);
}

.contato-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.contato-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.contato-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    transform: translateY(-4px);
}

.contato-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.contato-card h3 {
    margin-bottom: var(--spacing-md);
}

.contato-card a {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1.1rem;
}

.contato-card a:hover {
    color: var(--accent-color);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    max-height: 50px;
    margin-bottom: var(--spacing-md);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   BOTÃO WHATSAPP FLUTUANTE
   ============================================ */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
    z-index: 99;
}

.whatsapp-float:hover {
    background-color: #20BA5A;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

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

/* TABLET (768px - 1199px) */
@media (max-width: 1199px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-headline {
        font-size: 2.5rem;
    }
    
    .hero-subheadline {
        font-size: 1.1rem;
    }
}

/* MOBILE (até 767px) */
@media (max-width: 767px) {
    :root {
        --spacing-lg: 24px;
        --spacing-xl: 32px;
    }
    
    .nav-desktop {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.2rem;
    }
    
    .hero-headline {
        font-size: 2rem;
    }
    
    .hero-subheadline {
        font-size: 1rem;
    }
    
    .btn-lg {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1rem;
    }
    
    .hero-cta {
        display: flex;
        justify-content: center;
    }
    
    .servicos-grid,
    .diferenciais-grid,
    .contato-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
        font-size: 1.5rem;
    }
    
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .section-header {
        margin-bottom: var(--spacing-lg);
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
}

/* MOBILE PEQUENO (até 480px) */
@media (max-width: 480px) {
    :root {
        --spacing-md: 16px;
        --spacing-lg: 20px;
        --spacing-xl: 24px;
    }
    
    .logo img {
        max-height: 40px;
    }
    
    h1 {
        font-size: 1.5rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    h3 {
        font-size: 1.1rem;
    }
    
    .hero {
        min-height: 80vh;
    }
    
    .hero-headline {
        font-size: 1.5rem;
    }
    
    .hero-subheadline {
        font-size: 0.95rem;
    }
    
    .hero-badge {
        font-size: 0.85rem;
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.95rem;
    }
    
    .btn-lg {
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .servico-image {
        height: 150px;
    }
    
    .diferencial-icon,
    .servico-icon {
        font-size: 2.5rem;
    }
    
    .contato-icon {
        font-size: 2rem;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
}

/* ============================================
   ANIMAÇÕES E EFEITOS
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.whatsapp-float {
    animation: pulse 2s infinite;
}

/* ============================================
   ACESSIBILIDADE
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible para navegação por teclado */
.btn:focus-visible,
.nav-link:focus-visible,
a:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* ============================================
   UTILITÁRIOS
   ============================================ */

.text-center {
    text-align: center;
}

.text-white {
    color: var(--white);
}

.bg-primary {
    background-color: var(--primary-color);
}

.bg-accent {
    background-color: var(--accent-color);
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.py-lg {
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
}