/* =====================================================
   Contrets - Plataforma de Vendas de Cursos
   Estilos Globais
   ===================================================== */

:root {
    --cor-primaria: #1a8917;
    --cor-secundaria: #f5b402;
    --cor-texto: #333333;
    --cor-fundo: #ffffff;
    --cor-fundo-claro: #f5f5f5;
    --cor-borda: #e0e0e0;
    --cor-sucesso: #28a745;
    --cor-erro: #dc3545;
    --cor-aviso: #ffc107;
    --cor-info: #17a2b8;
    
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-sm: 14px;
    --font-size-xs: 12px;
    
    --espacamento-xs: 4px;
    --espacamento-sm: 8px;
    --espacamento-md: 16px;
    --espacamento-lg: 24px;
    --espacamento-xl: 32px;
    --espacamento-2xl: 48px;
    
    --raio-borda: 4px;
    --raio-borda-lg: 8px;
    
    --sombra-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --sombra-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --sombra-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

    --transicao: 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

html {
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--cor-texto);
    background-color: var(--cor-fundo);
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }
}

/* =====================================================
   Animações utilitárias
   ===================================================== */

@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float-soft {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* =====================================================
   Tipografia
   ===================================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--espacamento-md);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.1rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--espacamento-md);
}

a {
    color: var(--cor-primaria);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--cor-secundaria);
}

/* =====================================================
   Container e Layout
   ===================================================== */

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

.row {
    display: flex;
    flex-wrap: wrap;
    margin: calc(var(--espacamento-md) * -1);
}

.col {
    flex: 1;
    padding: var(--espacamento-md);
    min-width: 0;
}

.col-1 { flex: 0 0 calc(100% / 12 * 1); }
.col-2 { flex: 0 0 calc(100% / 12 * 2); }
.col-3 { flex: 0 0 calc(100% / 12 * 3); }
.col-4 { flex: 0 0 calc(100% / 12 * 4); }
.col-5 { flex: 0 0 calc(100% / 12 * 5); }
.col-6 { flex: 0 0 calc(100% / 12 * 6); }
.col-7 { flex: 0 0 calc(100% / 12 * 7); }
.col-8 { flex: 0 0 calc(100% / 12 * 8); }
.col-9 { flex: 0 0 calc(100% / 12 * 9); }
.col-10 { flex: 0 0 calc(100% / 12 * 10); }
.col-11 { flex: 0 0 calc(100% / 12 * 11); }
.col-12 { flex: 0 0 100%; }

/* =====================================================
   Botões
   ===================================================== */

.btn {
    display: inline-block;
    padding: var(--espacamento-sm) var(--espacamento-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--raio-borda);
    cursor: pointer;
    transition: transform var(--transicao), box-shadow var(--transicao), background-color var(--transicao), color var(--transicao), border-color var(--transicao);
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: #157812;
    transform: translateY(-2px);
    box-shadow: var(--sombra-md);
}

.btn-secondary {
    background: linear-gradient(135deg, #f5b402 0%, #ff9900 100%);
    color: #0c5c29;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #ff9900 0%, #f5b402 100%);
    transform: translateY(-2px);
    box-shadow: var(--sombra-md);
    color: white;
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--cor-primaria);
    color: var(--cor-primaria);
}

.btn-outline:hover {
    background-color: var(--cor-primaria);
    color: white;
}

/* =====================================================
   Seções (Landing)
   ===================================================== */

.section {
    padding: var(--espacamento-2xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--espacamento-2xl);
}

/* =====================================================
   Navbar (Landing)
   ===================================================== */

.btn-sm {
    padding: var(--espacamento-xs) var(--espacamento-sm);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--espacamento-md) var(--espacamento-lg);
    font-size: var(--font-size-lg);
}

.btn-block {
    display: block;
    width: 100%;
}

/* =====================================================
   Formulários
   ===================================================== */

.form-group {
    margin-bottom: var(--espacamento-lg);
}

label {
    display: block;
    margin-bottom: var(--espacamento-sm);
    font-weight: 600;
    color: var(--cor-texto);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="tel"],
textarea,
select {
    width: 100%;
    padding: var(--espacamento-sm) var(--espacamento-md);
    font-size: var(--font-size-base);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-borda);
    font-family: var(--font-family);
    transition: border-color 0.3s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
input[type="tel"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--cor-primaria);
    box-shadow: 0 0 0 3px rgba(26, 137, 23, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

input[type="checkbox"],
input[type="radio"] {
    margin-right: var(--espacamento-sm);
}

.form-check {
    display: flex;
    align-items: center;
    margin-bottom: var(--espacamento-md);
}

/* =====================================================
   Cards
   ===================================================== */

.card {
    background-color: var(--cor-fundo);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-borda-lg);
    box-shadow: var(--sombra-sm);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: var(--sombra-md);
    transform: translateY(-4px);
}

.card-header {
    padding: var(--espacamento-lg);
    background-color: var(--cor-fundo-claro);
    border-bottom: 1px solid var(--cor-borda);
}

.card-body {
    padding: var(--espacamento-lg);
}

.card-footer {
    padding: var(--espacamento-lg);
    background-color: var(--cor-fundo-claro);
    border-top: 1px solid var(--cor-borda);
}

/* =====================================================
   Tabelas
   ===================================================== */

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--espacamento-lg);
}

thead {
    background-color: var(--cor-fundo-claro);
}

th {
    padding: var(--espacamento-md);
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid var(--cor-borda);
}

td {
    padding: var(--espacamento-md);
    border-bottom: 1px solid var(--cor-borda);
}

tbody tr:hover {
    background-color: var(--cor-fundo-claro);
}

/* =====================================================
   Alertas
   ===================================================== */

.alert {
    padding: var(--espacamento-md) var(--espacamento-lg);
    margin-bottom: var(--espacamento-lg);
    border-radius: var(--raio-borda);
    border-left: 4px solid;
}

.alert-success {
    background-color: #d4edda;
    border-color: var(--cor-sucesso);
    color: #155724;
}

.alert-error {
    background-color: #f8d7da;
    border-color: var(--cor-erro);
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    border-color: var(--cor-aviso);
    color: #856404;
}

.alert-info {
    background-color: #d1ecf1;
    border-color: var(--cor-info);
    color: #0c5460;
}

/* =====================================================
   Navbar
   ===================================================== */

.navbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: linear-gradient(135deg, rgba(26, 137, 23, 0.98) 0%, rgba(12, 92, 41, 0.98) 100%);
    color: white;
    padding: var(--espacamento-md) 0;
    box-shadow: var(--sombra-md);
    backdrop-filter: blur(8px);
}

.navbar a {
    color: white;
}

.navbar a:hover {
    color: var(--cor-secundaria);
}

.navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--espacamento-sm);
}

.navbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--espacamento-lg);
}

.navbar-logo {
    height: 38px;
    width: auto;
    display: block;
    filter: drop-shadow(0 4px 10px rgba(0,0,0,0.25));
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: var(--espacamento-lg);
}

.navbar-nav a {
    display: block;
    padding: var(--espacamento-sm) var(--espacamento-md);
    border-radius: 999px;
    transition: background-color var(--transicao), color var(--transicao), transform var(--transicao);
}

.navbar-nav a:hover {
    background-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-1px);
}

.navbar-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: rgba(255, 255, 255, 0.10);
    cursor: pointer;
    transition: background-color var(--transicao), border-color var(--transicao), transform var(--transicao);
}

.navbar-toggle:hover {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.30);
    transform: translateY(-1px);
}

.navbar-toggle-bars {
    position: relative;
    display: block;
    width: 18px;
    height: 2px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 999px;
}

.navbar-toggle-bars::before,
.navbar-toggle-bars::after {
    content: '';
    position: absolute;
    left: 0;
    width: 18px;
    height: 2px;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 999px;
}

.navbar-toggle-bars::before { top: -6px; }
.navbar-toggle-bars::after { top: 6px; }

/* =====================================================
   Hero (Landing)
   ===================================================== */

.hero {
    position: relative;
    color: #fff;
    padding: 72px 0;
    overflow: hidden;
    background:
        linear-gradient(135deg, rgba(26, 137, 23, 0.95) 0%, rgba(12, 92, 41, 0.92) 100%),
        url('../images/hero-autoescola.svg');
    background-size: cover;
    background-position: center;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--espacamento-2xl);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--espacamento-sm);
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22);
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
    margin-bottom: var(--espacamento-md);
    animation: fade-up 700ms var(--transicao) both;
}

.hero-copy h1 {
    font-size: 3rem;
    line-height: 1.05;
    margin-bottom: var(--espacamento-md);
    color: #fff;
    animation: fade-up 800ms var(--transicao) both;
}

.hero-copy p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: var(--espacamento-lg);
    max-width: 52ch;
    animation: fade-up 900ms var(--transicao) both;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--espacamento-md);
    animation: fade-up 1000ms var(--transicao) both;
}

.hero .btn-outline {
    border-color: rgba(255, 255, 255, 0.9);
    color: rgba(255, 255, 255, 0.95);
    background-color: rgba(255, 255, 255, 0.06);
}

.hero .btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.92);
    color: #0c5c29;
    border-color: rgba(255, 255, 255, 0.92);
}

.hero .btn-secondary {
    border: 0;
}

.hero-media {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-media img {
    width: 100%;
    max-width: 520px;
    height: auto;
    border-radius: var(--raio-borda-lg);
    animation: float-soft 6s ease-in-out infinite;
}

/* =====================================================
   Cursos (Landing)
   ===================================================== */

.cursos-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--espacamento-lg);
}

.curso-card {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: transform var(--transicao), box-shadow var(--transicao);
}

.curso-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.12);
}

.curso-card-media {
    position: relative;
    height: 170px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(26, 137, 23, 0.95) 0%, rgba(12, 92, 41, 0.95) 100%);
}

.curso-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transform: scale(1.01);
    transition: transform var(--transicao), filter var(--transicao);
}

.curso-card:hover .curso-card-media img {
    transform: scale(1.06);
    filter: saturate(1.05);
}

.curso-card-body {
    padding: 18px;
}

.curso-card-title {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.curso-card-description {
    color: #555;
    margin-bottom: 14px;
    font-size: 0.95rem;
}

.curso-card-price {
    font-size: 1.5rem;
    color: var(--cor-primaria);
    font-weight: 900;
    margin-bottom: 14px;
}

.curso-card-footer {
    display: flex;
    gap: 10px;
}

.curso-card-footer .btn {
    flex: 1;
}

/* =====================================================
   Sobre (Landing)
   ===================================================== */

.sobre {
    background: var(--cor-fundo-claro);
    padding: 64px 0;
    margin: 0;
}

.sobre-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--espacamento-2xl);
    align-items: start;
}

.sobre-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--espacamento-md);
    margin-top: var(--espacamento-lg);
}

.stat-box {
    background: #fff;
    padding: 18px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
    transition: transform var(--transicao), box-shadow var(--transicao);
}

.stat-box:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.10);
}

.stat-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--cor-primaria);
}

.stat-label {
    color: #666;
    margin-top: 8px;
}

/* =====================================================
   FAQ (Landing)
   ===================================================== */

.faq {
    padding: 0;
}

.faq-item {
    margin-bottom: 12px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.faq-question {
    background: rgba(0, 0, 0, 0.02);
    padding: 18px;
    cursor: pointer;
    font-weight: 800;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color var(--transicao);
}

.faq-question:hover {
    background: rgba(0, 0, 0, 0.04);
}

.faq-answer {
    padding: 18px;
    display: none;
    background: #fff;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.faq-answer.active {
    display: block;
}

/* =====================================================
   Mapa (Landing)
   ===================================================== */

.map-card {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
}

.map-copy {
    padding: 22px;
}

.map-copy h2 {
    margin-bottom: 10px;
}

.map-embed {
    width: 100%;
    aspect-ratio: 16 / 9;
}

.map-embed iframe {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}

/* =====================================================
   WhatsApp Flutuante
   ===================================================== */

.whatsapp-float {
    position: fixed;
    right: 18px;
    bottom: 18px;
    width: 56px;
    height: 56px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--cor-primaria);
    color: #fff;
    box-shadow: var(--sombra-lg);
    z-index: 9999;
    transition: transform var(--transicao), box-shadow var(--transicao), background-color var(--transicao);
}

.whatsapp-float:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 28px rgba(0,0,0,0.18);
    background-color: #157812;
    color: #fff;
}

.whatsapp-float i {
    font-size: 28px;
    line-height: 1;
}

/* =====================================================
   Footer
   ===================================================== */

.footer {
    background: linear-gradient(135deg, rgba(26, 137, 23, 0.98) 0%, rgba(12, 92, 41, 0.98) 100%);
    padding: var(--espacamento-2xl) 0;
    margin-top: var(--espacamento-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.16);
    color: rgba(255, 255, 255, 0.92);
}

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

.footer-section h4 {
    margin-bottom: var(--espacamento-md);
    color: #fff;
}

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

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

.footer a {
    color: rgba(255, 255, 255, 0.92);
    text-decoration: none;
}

.footer a:hover {
    color: #fff;
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--espacamento-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.16);
    color: rgba(255, 255, 255, 0.78);
}

/* =====================================================
   Responsividade
   ===================================================== */

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .col-md-1 { flex: 0 0 calc(100% / 12 * 1); }
    .col-md-2 { flex: 0 0 calc(100% / 12 * 2); }
    .col-md-3 { flex: 0 0 calc(100% / 12 * 3); }
    .col-md-4 { flex: 0 0 calc(100% / 12 * 4); }
    .col-md-6 { flex: 0 0 calc(100% / 12 * 6); }
    .col-md-12 { flex: 0 0 100%; }
    
    .navbar-inner {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
    }

    .navbar-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin-left: auto;
    }

    .navbar-nav {
        width: 100%;
        display: none;
        flex-direction: column;
        gap: 6px;
        padding-top: var(--espacamento-md);
    }

    .navbar.is-open .navbar-nav {
        display: flex;
    }

    .navbar-nav a {
        width: 100%;
        border-radius: 12px;
        background: rgba(255, 255, 255, 0.08);
    }

    .hero-inner {
        grid-template-columns: 1fr;
    }

    .hero-copy h1 {
        font-size: 2.1rem;
    }

    .cursos-grid {
        grid-template-columns: 1fr;
    }

    .sobre-content {
        grid-template-columns: 1fr;
    }

    .sobre-stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--espacamento-sm);
    }
    
    .col {
        flex: 0 0 100%;
    }
    
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.1rem; }
    
    .btn {
        padding: var(--espacamento-sm) var(--espacamento-md);
        font-size: var(--font-size-sm);
    }

    .navbar-logo {
        height: 34px;
    }
}