/* ============================================================
   ESTILOS CUSTOMIZADOS - Sistema Instituição de Ensino
   ============================================================ */

/* --- Importação da Fonte Poppins (Google Fonts) --- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* --- Variáveis CSS (Design Tokens) --- */
:root {
    --cor-primaria: #1a3a6b;        /* Azul marinho da logo IME */
    --cor-primaria-light: #2c5fa8;  /* Azul médio */
    --cor-secundaria: #c0392b;      /* Vermelho da logo IME */
    --cor-secundaria-dark: #a93226; /* Vermelho escuro */
    --cor-accent: #2980b9;          /* Azul accent */
    --cor-fundo: #f4f6f9;           /* Cinza claro de fundo */
    --cor-texto: #2d3436;           /* Cinza escuro para textos */
    --cor-texto-claro: #636e72;     /* Cinza para textos secundários */
    --cor-branco: #ffffff;
    --cor-footer: #0f1a2e;          /* Fundo escuro do footer */
    --sombra-card: 0 10px 30px rgba(0, 0, 0, 0.08);
    --sombra-hover: 0 15px 40px rgba(0, 0, 0, 0.15);
    --transicao: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 16px;
}

/* --- Reset e Base --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--cor-texto);
    background-color: var(--cor-fundo);
    overflow-x: hidden;
}

/* --- Scrollbar Customizada --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--cor-fundo);
}
::-webkit-scrollbar-thumb {
    background: var(--cor-primaria-light);
    border-radius: 4px;
}

/* ============================================================
   NAVBAR
   ============================================================
   ESTRATÉGIA: Base = fundo SÓLIDO azul escuro (mobile-first).
   No DESKTOP (>= 992px), sobrescreve para transparente.
   Isso garante que o mobile NUNCA fique transparente.
   ============================================================ */

/* --- BASE: Fundo sólido BRANCO (mobile e como fallback) --- */
.navbar {
    padding: 0.7rem 0;
    transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
    background: #ffffff !important;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
    z-index: 1040;
}

/* Ao scrollar, fica branco em qualquer tamanho */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0;
}

/* --- DESKTOP (>= 992px): sobrescreve para transparente quando NÃO scrollado --- */
@media (min-width: 992px) {
    .navbar:not(.scrolled) {
        background: transparent !important;
        padding: 1rem 0;
    }
}

/* Cor dos itens no estado NÃO-scrollado (fundo escuro/transparente sobre hero) */
.navbar:not(.scrolled) .navbar-brand {
    color: var(--cor-primaria) !important;
}

.navbar:not(.scrolled) .nav-link {
    color: rgba(0, 0, 0, 0.7) !important;
}

.navbar:not(.scrolled) .nav-link:hover {
    color: var(--cor-primaria) !important;
    background: rgba(0, 0, 0, 0.05);
}

/* Cor dos itens após scroll (fundo branco) */
.navbar.scrolled .navbar-brand {
    color: var(--cor-primaria) !important;
}

.navbar.scrolled .nav-link {
    color: var(--cor-texto) !important;
}

.navbar.scrolled .nav-link:hover {
    color: var(--cor-primaria) !important;
    background: rgba(26, 35, 126, 0.08);
}

/* --- Toggler: ícone escuro no fundo branco (mobile base) --- */
.navbar-toggler {
    padding: 0.4rem 0.7rem;
    border: 1.5px solid rgba(26, 35, 126, 0.2);
    border-radius: 6px;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(26,35,126,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* Toggler ícone escuro quando navbar estiver branca (após scroll no mobile) */
.navbar.scrolled .navbar-toggler {
    border-color: rgba(26, 35, 126, 0.4);
}

.navbar.scrolled .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(26,35,126,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* --- Painel colapsável mobile: fundo branco quando aberto --- */
@media (max-width: 991.98px) {
    .navbar-collapse.show,
    .navbar-collapse.collapsing {
        background: #ffffff;
        margin-top: 0.5rem;
        padding: 0.5rem 1rem 1rem;
        border-radius: 0 0 12px 12px;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    }

    .navbar-collapse.show .nav-link,
    .navbar-collapse.collapsing .nav-link {
        color: var(--cor-primaria) !important;
        border-bottom: 1px solid rgba(0,0,0,0.06);
        padding: 0.75rem 0.5rem !important;
        border-radius: 0;
    }

    .navbar-collapse.show .btn-area-restrita,
    .navbar-collapse.collapsing .btn-area-restrita {
        background: var(--cor-primaria) !important;
        border-color: var(--cor-primaria) !important;
        color: #fff !important;
        display: block;
        text-align: center;
        margin-top: 0.5rem;
        border-radius: 8px;
    }
}

/* Botão Área Restrita (desktop) */
.btn-area-restrita {
    background: rgba(26, 58, 107, 0.05) !important;
    border: 2px solid rgba(26, 58, 107, 0.2) !important;
    color: var(--cor-primaria) !important;
    font-weight: 600;
    padding: 0.5rem 1.5rem !important;
    border-radius: 50px;
    transition: var(--transicao);
}

.btn-area-restrita:hover {
    background: var(--cor-primaria) !important;
    color: var(--cor-branco) !important;
    border-color: var(--cor-primaria) !important;
    transform: translateY(-2px);
}

.navbar.scrolled .btn-area-restrita {
    background: var(--cor-primaria) !important;
    border-color: var(--cor-primaria) !important;
    color: var(--cor-branco) !important;
}

.navbar.scrolled .btn-area-restrita:hover {
    background: var(--cor-primaria-light) !important;
    border-color: var(--cor-primaria-light) !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26, 35, 126, 0.3);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero-section {
    position: relative;
    min-height: calc(100vh);
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #ffffff 0%, #f4f6f9 100%);
    overflow: hidden;
    padding-top: 90px;
    padding-bottom: 3rem;
}

/* Formas geométricas decorativas */
.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: rgba(26, 58, 107, 0.03);
    animation: float 8s ease-in-out infinite;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(26, 58, 107, 0.05);
    animation: float 6s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(5deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(26, 58, 107, 0.08);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    color: var(--cor-primaria);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(26, 58, 107, 0.15);
    animation: fadeInDown 0.8s ease-out;
}

.hero-title {
    color: var(--cor-primaria);
    font-weight: 800;
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-subtitle {
    color: var(--cor-texto-claro);
    font-size: 1.2rem;
    font-weight: 300;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 540px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-buttons {
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

/* Botão principal do Hero */
.btn-hero-primary {
    background: var(--cor-secundaria);
    color: var(--cor-branco);
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transicao);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 5px 20px rgba(0, 184, 148, 0.4);
}

.btn-hero-primary:hover {
    background: var(--cor-secundaria-dark);
    color: var(--cor-branco);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 184, 148, 0.5);
}

.btn-hero-secondary {
    background: transparent;
    color: var(--cor-primaria);
    border: 2px solid rgba(26, 58, 107, 0.2);
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transicao);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 1rem;
}

.btn-hero-secondary:hover {
    background: rgba(26, 58, 107, 0.05);
    color: var(--cor-primaria);
    border-color: rgba(26, 58, 107, 0.4);
    transform: translateY(-3px);
}

/* Imagem decorativa do hero */
.hero-image-wrapper {
    position: relative;
    z-index: 1;
    animation: fadeInRight 1s ease-out 0.4s both;
}

.hero-image-wrapper .hero-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    text-align: center;
    color: var(--cor-texto);
    box-shadow: 0 15px 40px rgba(0,0,0,0.06);
}

.hero-card .icon-large {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    display: block;
}

.hero-card h3 {
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-card p {
    font-weight: 300;
    opacity: 0.85;
    font-size: 0.95rem;
}

/* Estatísticas do hero */
.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

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

.hero-stat .stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--cor-secundaria);
}

.hero-stat .stat-label {
    font-size: 0.8rem;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================================
   SEÇÃO DE CURSOS EM DESTAQUE
   ============================================================ */
.section-cursos {
    padding: 6rem 0;
    background: var(--cor-branco);
}

.section-title {
    font-weight: 800;
    font-size: 2.2rem;
    color: var(--cor-primaria);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    color: var(--cor-texto-claro);
    font-size: 1.1rem;
    font-weight: 300;
    margin-bottom: 3rem;
}

.curso-card {
    background: var(--cor-branco);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transicao);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.curso-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--cor-primaria), var(--cor-accent));
    transform: scaleX(0);
    transition: var(--transicao);
}

.curso-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--sombra-hover);
}

.curso-card:hover::before {
    transform: scaleX(1);
}

.curso-card .card-icon, .curso-capa-img {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    transition: var(--transicao);
    object-fit: cover;
}

.curso-card:hover .card-icon, .curso-card:hover .curso-capa-img {
    transform: scale(1.1) rotate(5deg);
}

.card-icon.icon-tech {
    background: linear-gradient(135deg, #e8eaf6, #c5cae9);
    color: var(--cor-primaria);
}

.card-icon.icon-health {
    background: linear-gradient(135deg, #e0f2f1, #b2dfdb);
    color: #00695c;
}

.card-icon.icon-business {
    background: linear-gradient(135deg, #fce4ec, #f8bbd0);
    color: #c2185b;
}

.card-icon.icon-education {
    background: linear-gradient(135deg, #fff3e0, #ffe0b2);
    color: #e65100;
}

.curso-card h5 {
    font-weight: 700;
    color: var(--cor-texto);
    margin-bottom: 0.75rem;
    font-size: 1.15rem;
}

/* ============================================================
   NOVAS SEÇÕES - Instituto Múltipla Escolha
   ============================================================ */

/* Seção Por que estudar conosco */
.section-beneficios {
    padding: 6rem 0;
    /* Gradiente azul marinho profundo (similar à galeria) */
    background: linear-gradient(135deg, #2c5fa8 0%, #1a3a6b 100%);
}

.section-beneficios .section-title {
    color: var(--cor-branco);
}

.section-beneficios .section-subtitle {
    color: rgba(255, 255, 255, 0.85);
}

.beneficio-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--cor-branco);
    border-radius: var(--border-radius);
    box-shadow: var(--sombra-card);
    transition: var(--transicao);
    margin-bottom: 1rem;
    border-left: 4px solid var(--cor-secundaria);
}

.beneficio-item:hover {
    transform: translateX(6px);
    box-shadow: var(--sombra-hover);
}

.beneficio-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: linear-gradient(135deg, #c0392b, #e74c3c);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
}

.beneficio-texto h6 {
    font-weight: 700;
    color: var(--cor-primaria);
    margin-bottom: 0.2rem;
    font-size: 1rem;
}

.beneficio-texto p {
    color: var(--cor-texto-claro);
    font-size: 0.88rem;
    margin: 0;
    line-height: 1.5;
}

/* Seção Galeria */
.section-galeria {
    padding: 6rem 0;
    background: var(--cor-primaria);
}

.section-galeria .section-title {
    color: var(--cor-branco);
}

.section-galeria .section-subtitle {
    color: rgba(255,255,255,0.7);
}

.galeria-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
    height: 400px;
    cursor: pointer;
    transition: var(--transicao);
}

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

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

.galeria-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: white;
    padding: 1.5rem;
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transicao);
}

.galeria-card:hover .galeria-overlay {
    transform: translateY(0);
    opacity: 1;
}

/* Seção Sobre a Gestora */
.section-gestora {
    padding: 6rem 0;
    background: var(--cor-branco);
}

.gestora-foto {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    object-fit: cover;
    object-position: top;
    border: 6px solid var(--cor-primaria);
    box-shadow: 0 20px 60px rgba(26, 58, 107, 0.25);
}

.gestora-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--cor-secundaria), #e74c3c);
    color: white;
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.gestora-nome {
    font-weight: 800;
    color: var(--cor-primaria);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.gestora-cargo {
    color: var(--cor-secundaria);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.gestora-bio {
    color: var(--cor-texto-claro);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.gestora-contato a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--cor-primaria);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    margin-right: 1.5rem;
    transition: var(--transicao);
}

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

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--cor-footer);
    color: rgba(255, 255, 255, 0.7);
    padding: 3rem 0 1.5rem;
}

.footer-brand {
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--cor-branco);
    margin-bottom: 0.5rem;
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 350px;
}

.footer-title {
    font-weight: 600;
    color: var(--cor-branco);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transicao);
}

.footer-links a:hover {
    color: var(--cor-secundaria);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2rem;
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.85rem;
}

/* ============================================================
   ANIMAÇÕES
   ============================================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-image-wrapper {
        margin-top: 3rem;
    }
    .hero-stats {
        justify-content: center;
    }
    .btn-hero-secondary {
        margin-left: 0;
        margin-top: 1rem;
    }
    .hero-buttons {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

@media (max-width: 767.98px) {
    .hero-title {
        font-size: 2rem;
    }
    .hero-subtitle {
        font-size: 1rem;
    }
    .section-title {
        font-size: 1.8rem;
    }
    .hero-stats {
        gap: 1rem;
    }
}