/* ==========================================
   TIO JULIO SERRA - TRANSPORTE ESCOLAR
   Visual Moderno, Acolhedor e Infantil/Amigável
   ========================================== */

:root {
    /* Paleta de Cores Escolar Refinada e Vibrante */
    --primary-yellow: #FFD100;   /* Amarelo Escolar Vibrante */
    --yellow-hover: #E6BC00;
    --accent-blue: #0A192F;     /* Fundo Dark Elegante */
    --blue-medium: #112240;     /* Azul Médio */
    --blue-lighter: #1D3156;    /* Azul Suave */
    --accent-orange: #FF9800;   /* Laranja Quente */
    --whatsapp-green: #25D366;  /* Verde WhatsApp Confiável */
    
    --white: #FFFFFF;
    --text-on-dark: #E2E8F0;    /* Texto Principal em Fundo Escuro */
    --text-title: #FFFFFF;      /* Título em Fundo Escuro */
    --text-dark: #1E1E1E;       /* Texto em Fundo Claro */
    --text-muted: #8892B0;      /* Texto Desfocado/Muted */
    
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.18);
    --shadow-hover: 0 18px 45px rgba(255, 209, 0, 0.25);
    --radius: 16px;             /* Radius arredondado e amigável */
    --transition: all 0.35s cubic-bezier(0.3, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Poppins', 'Inter', sans-serif;
    color: var(--text-dark);
    background-color: var(--accent-blue);
}

body { overflow-x: hidden; }

/* ==========================================
   Navegação (Glassmorphism Dark)
   ========================================== */
.navbar {
    position: fixed; top: 0; left: 0; width: 100%;
    display: flex; justify-content: space-between; align-items: center;
    padding: 16px 8%;
    background: rgba(10, 25, 47, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    z-index: 1000;
}

.logo { display: flex; align-items: center; gap: 14px; }

.logo-emblem {
    background: linear-gradient(135deg, #FFD100 0%, #FF9800 100%);
    color: #1A1A1A;
    width: 48px; height: 48px; border-radius: 14px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    font-size: 1.2rem; font-weight: 700;
    box-shadow: 0 6px 16px rgba(255, 152, 0, 0.4);
    border: 2px solid #FFFFFF;
}

.logo-emblem span { font-size: 0.65rem; font-family: 'Fredoka', sans-serif; font-weight: 700; line-height: 1; margin-top: 1px; }

.logo-text h1 {
    font-family: 'Fredoka', sans-serif;
    font-weight: 700; font-size: 1.45rem; letter-spacing: 0.5px;
    line-height: 1.1; color: var(--text-title);
}

.logo-text h1 span { color: var(--primary-yellow); }

.logo-text small {
    display: block; font-size: 0.65rem; font-weight: 600;
    color: var(--text-muted); letter-spacing: 2px;
}

.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a {
    text-decoration: none; color: var(--text-on-dark);
    font-weight: 500; font-size: 0.95rem; transition: var(--transition);
}
.nav-links a:hover { color: var(--primary-yellow); transform: translateY(-1px); }

.btn-nav {
    background: var(--primary-yellow);
    color: var(--text-dark) !important;
    border: none;
    padding: 10px 22px; border-radius: 30px;
    font-family: 'Fredoka', sans-serif;
    font-weight: 600; font-size: 0.95rem;
    box-shadow: 0 4px 15px rgba(255, 209, 0, 0.35);
}
.btn-nav:hover { background: var(--yellow-hover); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255, 209, 0, 0.5); }

/* ==========================================
   Hero Section
   ========================================= */
.hero {
    min-height: 100vh;
    padding: 140px 8% 80px 8%;
    position: relative;
    display: flex; align-items: center;
}

.hero-bg-ai {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: url('imagens/van-1.jpeg') center/cover no-repeat fixed;
    filter: blur(8px) contrast(1.1);
    transform: scale(1.05);
    z-index: -1;
}

.hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(160deg, rgba(10, 25, 47, 0.94) 0%, rgba(17, 34, 64, 0.88) 100%);
    z-index: 0;
}

.hero-container {
    position: relative; z-index: 1;
    display: flex; justify-content: center; width: 100%; text-align: center;
}

.hero-content {
    display: flex; flex-direction: column; align-items: center;
    gap: 24px; max-width: 850px;
}

.tag-escolar {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255, 209, 0, 0.15);
    color: var(--primary-yellow);
    font-family: 'Fredoka', sans-serif;
    font-weight: 600; font-size: 0.9rem; letter-spacing: 0.5px;
    padding: 8px 22px; border-radius: 30px;
    border: 1px solid rgba(255, 209, 0, 0.4);
    box-shadow: 0 4px 15px rgba(255, 209, 0, 0.15);
}

.hero-content h2 {
    font-family: 'Fredoka', sans-serif;
    font-weight: 700; font-size: 3.1rem; line-height: 1.15;
    color: var(--text-title);
}

.hero-content h2 span {
    color: var(--primary-yellow);
    position: relative;
    display: inline-block;
}

.hero-content p {
    font-size: 1.18rem; color: var(--text-on-dark);
    line-height: 1.7; font-weight: 400;
}

.hero-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.btn-whatsapp {
    display: inline-flex; align-items: center; gap: 12px;
    background: var(--whatsapp-green); color: var(--white);
    text-decoration: none; font-family: 'Fredoka', sans-serif; font-weight: 600; font-size: 1.15rem;
    padding: 16px 36px; border-radius: 40px;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
}

.btn-whatsapp:hover {
    background: #1eb956; transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}

.btn-whatsapp i {
    font-size: 1.4rem;
}

.pulse { animation: pulse 2.5s infinite; }
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
    70% { box-shadow: 0 0 0 18px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ==========================================
   Secção Sobre
   ========================================= */
.sobre {
    padding: 100px 8%;
    background: var(--blue-medium);
    color: var(--text-on-dark);
    text-align: center;
}

.sobre .container {
    max-width: 800px;
    margin: 0 auto;
}

.section-badge {
    color: var(--primary-yellow); font-family: 'Fredoka', sans-serif; font-weight: 600;
    font-size: 0.95rem; margin-bottom: 12px;
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255, 209, 0, 0.1); padding: 6px 18px; border-radius: 20px;
    border: 1px solid rgba(255, 209, 0, 0.25);
}

.sobre h2 {
    font-family: 'Fredoka', sans-serif;
    font-weight: 700; font-size: 2.3rem; margin-bottom: 25px;
    color: var(--text-title);
}

.sobre p {
    font-size: 1.15rem; color: var(--text-on-dark);
    line-height: 1.8; font-weight: 400; max-width: 800px; margin: 0 auto;
}

/* ==========================================
   Diferenciais
   ========================================= */
.diferenciais {
    padding: 100px 8%;
    background: #FFFDF5; /* Fundo Creme Suave Acolhedor */
    text-align: center;
}

.section-title {
    font-family: 'Fredoka', sans-serif;
    font-weight: 700; font-size: 2.4rem;
    margin-bottom: 50px; color: var(--text-dark);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary-yellow);
    margin: 10px auto 0;
    border-radius: 2px;
}

.section-sub {
    color: #4A5568;
    font-size: 1.05rem;
    margin-top: -35px;
    margin-bottom: 45px;
    font-weight: 400;
}

.cards-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 35px;
    max-width: 1100px;
    margin: 0 auto;
}

.card {
    background: var(--white);
    padding: 40px 30px; border-radius: 20px;
    transition: var(--transition);
    border: 2px solid #FFE680;
    box-shadow: 0 8px 20px rgba(0,0,0,0.04);
    text-align: left;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-yellow), var(--accent-orange));
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-yellow);
}

.icon-wrap {
    font-size: 2.8rem; color: var(--accent-orange);
    margin-bottom: 20px;
    display: inline-block;
}

.card h3 {
    font-family: 'Fredoka', sans-serif;
    font-weight: 700; font-size: 1.45rem; margin-bottom: 12px; color: var(--text-dark);
}

.card p { color: var(--text-muted); font-size: 0.98rem; line-height: 1.7; font-weight: 400; }

/* ==========================================
   Secção Escolas Atendidas
   ========================================== */
.escolas {
    padding: 100px 8%;
    background: var(--blue-medium);
    color: var(--text-on-dark);
    text-align: center;
}

.escolas .section-title {
    color: var(--text-title);
}

.escolas .section-title::after {
    background: var(--primary-yellow);
}

.escolas .section-sub {
    color: var(--text-on-dark);
}

.escolas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
    max-width: 1000px;
    margin: 40px auto 0;
}

.escola-card {
    background: var(--white);
    border-radius: 20px;
    padding: 32px 28px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 2px solid #FFE680;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.escola-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 45px rgba(255, 209, 0, 0.3);
    border-color: var(--primary-yellow);
}

.escola-logo-wrap {
    width: 100%;
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
    background: #FAFAFA;
    border-radius: 14px;
    margin-bottom: 20px;
    border: 1px solid #EEEEEE;
}

.escola-logo-wrap img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.4s ease;
}

.escola-card:hover .escola-logo-wrap img {
    transform: scale(1.06);
}

.escola-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 209, 0, 0.15);
    color: #B78100;
    font-family: 'Fredoka', sans-serif;
    font-weight: 600;
    font-size: 0.82rem;
    padding: 4px 14px;
    border-radius: 15px;
    margin-bottom: 12px;
    border: 1px solid rgba(255, 209, 0, 0.3);
}

.escola-info h3 {
    font-family: 'Fredoka', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 10px;
    line-height: 1.35;
}

.escola-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    font-weight: 400;
}

/* ==========================================
   Secção Nossa Van (Fotos Reais)
   ========================================== */
.van-section {
    padding: 100px 8%;
    background: var(--blue-lighter);
    color: var(--text-on-dark);
    text-align: center;
}

.van-section .section-title {
    color: var(--text-title);
}

.van-section .section-title::after {
    background: var(--primary-yellow);
}

.van-section .section-sub {
    color: var(--text-on-dark);
}

.van-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1100px;
    margin: 40px auto 0;
}

.van-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    height: 320px;
    cursor: pointer;
    border: 3px solid rgba(255, 209, 0, 0.35);
    transition: var(--transition);
}

.van-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.van-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-yellow);
    box-shadow: 0 18px 45px rgba(255, 209, 0, 0.3);
}

.van-card:hover img {
    transform: scale(1.08);
}

.van-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 25px 20px 20px;
    background: linear-gradient(transparent, rgba(10, 25, 47, 0.92));
    color: var(--text-title);
    text-align: left;
}

.van-card-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary-yellow);
    color: var(--text-dark);
    font-family: 'Fredoka', sans-serif;
    font-weight: 700;
    font-size: 0.75rem;
    padding: 4px 12px;
    border-radius: 12px;
    margin-bottom: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.van-card-overlay h4 {
    font-family: 'Fredoka', sans-serif;
    font-weight: 600;
    font-size: 1.15rem;
    color: var(--text-title);
    line-height: 1.3;
}

/* ==========================================
   Secção Vídeo Desenho Animado (Amarelo & Branco)
   ========================================== */
.video-section {
    padding: 100px 8%;
    background: linear-gradient(135deg, #FFD100 0%, #FFC107 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
}

.video-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    color: var(--text-dark);
    font-family: 'Fredoka', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    padding: 8px 22px;
    border-radius: 30px;
    margin-bottom: 16px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.video-badge i {
    color: var(--accent-orange);
}

.video-title {
    font-family: 'Fredoka', sans-serif;
    font-weight: 700;
    font-size: 2.6rem;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.video-sub {
    color: #2D2D2D;
    font-size: 1.15rem;
    margin-bottom: 40px;
    font-weight: 500;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.video-frame-wrapper {
    background: var(--white);
    padding: 16px;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
    border: 4px solid var(--white);
}

.video-frame-wrapper video {
    width: 100%;
    height: auto;
    max-height: 500px;
    border-radius: 16px;
    display: block;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    background: #000000;
}

/* ==========================================
   WhatsApp Flutuante
   ========================================== */
.whatsapp-float {
    position: fixed; bottom: 30px; right: 30px;
    width: 62px; height: 62px;
    background: #25D366; color: #FFF;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 34px; box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
    z-index: 1000; text-decoration: none; transition: var(--transition);
    border: 2px solid #FFFFFF;
}
.whatsapp-float:hover { transform: scale(1.15) rotate(10deg); }

/* ==========================================
   Rodapé
   ========================================== */
footer {
    background: var(--accent-blue);
    color: var(--text-muted);
    text-align: center; padding: 30px 8%;
    font-size: 0.88rem; font-weight: 400; letter-spacing: 0.5px;
}

/* ==========================================
   Scroll Reveal
   ========================================== */
.reveal { opacity: 0; transform: translateY(30px); transition: all 0.8s ease-out; }
.reveal.active { opacity: 1; transform: translateY(0); }

/* ==========================================
   OTIMIZAÇÕES EXCLUSIVAS PARA CELULAR (MOBILE)
   ========================================== */
@media (max-width: 900px) {
    .nav-links { gap: 15px; }
    .hero { padding: 120px 6% 60px 6%; }
    .hero-content h2 { font-size: 2.2rem; }
    .btn-whatsapp { width: 100%; justify-content: center; }
}

@media (max-width: 640px) {
    .navbar {
        padding: 12px 4%;
    }

    .nav-links {
        display: none;
    }

    .logo {
        gap: 10px;
    }

    .logo-emblem {
        width: 42px;
        height: 42px;
        font-size: 1.05rem;
    }

    .logo-text h1 {
        font-size: 1.2rem;
    }

    .logo-text small {
        font-size: 0.55rem;
    }

    .hero {
        padding: 110px 5% 55px;
        background-attachment: scroll;
    }

    .tag-escolar {
        font-size: 0.78rem;
        padding: 6px 16px;
        text-align: center;
    }

    .hero-content h2 {
        font-size: 1.85rem;
        line-height: 1.2;
    }

    .hero-content p {
        font-size: 0.98rem;
        line-height: 1.6;
    }

    .btn-whatsapp {
        font-size: 1rem;
        padding: 14px 24px;
        width: 100%;
    }

    .sobre, .diferenciais, .escolas, .van-section, .video-section {
        padding: 60px 4%;
    }

    .sobre h2,
    .section-title,
    .video-title {
        font-size: 1.75rem;
    }

    .video-sub {
        font-size: 0.98rem;
        margin-bottom: 25px;
    }

    .video-frame-wrapper {
        padding: 8px;
        border-radius: 18px;
        border-width: 2px;
    }

    .video-frame-wrapper video {
        border-radius: 12px;
    }

    .cards-grid,
    .escolas-grid,
    .van-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .van-card {
        height: 250px;
    }

    .escola-card {
        padding: 24px 18px;
    }

    .escola-logo-wrap {
        height: 110px;
        padding: 10px;
        margin-bottom: 15px;
    }

    .escola-info h3 {
        font-size: 1.15rem;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 54px;
        height: 54px;
        font-size: 28px;
    }
}