/* ================================================
   VieiraLabs — Sistema de Design Principal
   Empresa de Inteligência Artificial e Tecnologia
   ================================================ */

/* --- Importação de Fontes Google --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* --- Tokens de Cores --- */
:root {
    /* Paleta Principal */
    --color-primary: #0F172A;
    /* Azul Noturno — Navbar, footer, títulos */
    --color-accent: #00B4D8;
    /* Ciano Tecnológico — Botões, links, ícones */
    --color-accent-hover: #0096C7;
    /* Ciano mais escuro para hover */
    --color-dark-bg: #1E293B;
    /* Azul Petróleo — Hero, depoimentos */
    --color-bg: #F8FAFC;
    /* Branco Gelo — Fundo principal */
    --color-card-bg: #E2E8F0;
    /* Cinza Suave — Cards, bordas */
    --color-text: #475569;
    /* Cinza Ardósia — Parágrafos e legendas */
    --color-text-light: #94A3B8;
    /* Cinza mais claro — Subtextos */
    --color-white: #FFFFFF;

    /* Gradientes */
    --gradient-hero: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0B2545 100%);
    --gradient-accent: linear-gradient(135deg, #00B4D8, #0096C7);
    --gradient-card: linear-gradient(145deg, #1E293B, #0F172A);

    /* Tipografia */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Espaçamentos */
    --section-padding: 100px 0;
    --container-max: 1200px;

    /* Sombras */
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.08);
    --shadow-card-hover: 0 12px 40px rgba(0, 180, 216, 0.2);
    --shadow-navbar: 0 2px 20px rgba(0, 0, 0, 0.3);

    /* Bordas */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 999px;

    /* Transições */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
}

/* --- Container Central --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Tipografia Global --- */
h1,
h2,
h3,
h4,
h5 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    line-height: 1.2;
    font-weight: 700;
}

/* --- Rótulo de Seção (Tag acima do título) --- */
.section-label {
    display: inline-block;
    background: rgba(0, 180, 216, 0.1);
    color: var(--color-accent);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 16px;
    border: 1px solid rgba(0, 180, 216, 0.25);
}

.section-label.light {
    background: rgba(0, 180, 216, 0.15);
    color: var(--color-accent);
}

/* --- Título de Seção --- */
.section-title {
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    margin-bottom: 16px;
}

.section-title.light {
    color: var(--color-white);
}

.section-title span {
    color: var(--color-accent);
}

/* --- Subtítulo de Seção --- */
.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text);
    max-width: 620px;
    margin: 0 auto;
}

.section-subtitle.light {
    color: var(--color-text-light);
}

/* --- Botões --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    border: 2px solid transparent;
}

/* Botão primário — ciano sólido */
.btn-primary {
    background: var(--gradient-accent);
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(0, 180, 216, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 180, 216, 0.5);
    background: linear-gradient(135deg, #0096C7, #0077A8);
}

/* Botão secundário — contorno branco, bem visível no fundo escuro */
.btn-outline {
    background: transparent;
    border-color: var(--color-white);
    color: var(--color-white);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

/* Botão outline escuro */
.btn-outline-dark {
    background: transparent;
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-outline-dark:hover {
    background: var(--color-accent);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* ================================================
   NAVBAR
   ================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    /* Fundo escuro sempre visível */
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    /* Barra fina — o logo transborda para baixo */
    height: 70px;
    display: flex;
    align-items: center;
    overflow: visible;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    height: 60px;
    box-shadow: var(--shadow-navbar);
}

/* Garante que o container ocupe toda a largura dentro do flex da navbar */
.navbar>.container {
    width: 100%;
}

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

/* Logo — maior que a barra, transborda para um efeito visual premium */
.navbar-logo img {
    height: 130px;
    max-height: none;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

.navbar-logo img:hover {
    filter: brightness(1.15);
}

/* Links de navegação */
.navbar-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 36px;
}

.navbar-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.navbar-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition);
    border-radius: 2px;
}

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

.navbar-links a:hover::after,
.navbar-links a.active-link::after {
    width: 100%;
}

.navbar-links a.active-link {
    color: var(--color-accent);
}

/* Menu hambúrguer (mobile) */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ================================================
   HERO SECTION
   ================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    overflow: hidden;
    /* Compensa a navbar fixa e dá espaço para o indicador de scroll */
    padding-top: 120px;
    padding-bottom: 100px;
}

/* Imagem de fundo com overlay */
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../imagens/Perfil_fundo.png');
    background-size: cover;
    background-position: center;
    opacity: 0.08;
    /* Sutil, apenas para textura */
}

/* Canvas de partículas */
#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 780px;
}

/* Tag de destaque no hero */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 180, 216, 0.12);
    border: 1px solid rgba(0, 180, 216, 0.3);
    padding: 8px 18px;
    border-radius: var(--radius-full);
    color: var(--color-accent);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 28px;
    letter-spacing: 0.05em;
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-accent);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.4);
        opacity: 0.6;
    }
}

/* Título principal do hero */
.hero-title {
    font-size: clamp(2.4rem, 5vw, 4.2rem);
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: 24px;
    font-weight: 800;
}

.hero-title .highlight {
    color: var(--color-accent);
    position: relative;
}

/* Subtítulo do hero */
.hero-subtitle {
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 44px;
    max-width: 600px;
    line-height: 1.7;
}

/* Grupo de botões do hero */
.hero-buttons {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Indicador de scroll — posicionado no fundo absoluto do hero */
.scroll-indicator {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 2px;
    animation: scroll-anim 2s ease-in-out infinite;
}

@keyframes scroll-anim {
    0% {
        transform: translateY(0);
        opacity: 1;
    }

    100% {
        transform: translateY(10px);
        opacity: 0;
    }
}

/* ================================================
   SEÇÃO: MÉTRICAS / NÚMEROS
   ================================================ */
.metrics {
    background: var(--color-primary);
    padding: 60px 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}

.metric-item {
    text-align: center;
    padding: 32px 24px;
    position: relative;
}

.metric-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.metric-number {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    display: block;
}

.metric-label {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-top: 8px;
}

/* ================================================
   SEÇÃO: SOBRE NÓS
   ================================================ */
.sobre {
    padding: var(--section-padding);
    background: var(--color-bg);
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

/* Imagem do fundador */
.sobre-image-wrapper {
    position: relative;
}

.sobre-image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(0, 180, 216, 0.2);
}

.sobre-image-frame img {
    width: 100%;
    display: block;
    border-radius: var(--radius-lg);
}

/* Borda ciano decorativa */
.sobre-image-frame::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border: 3px solid var(--color-accent);
    border-radius: calc(var(--radius-lg) + 3px);
    z-index: -1;
    opacity: 0.5;
}

/* Badge flutuante */
.sobre-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--color-dark-bg);
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    text-align: center;
}

.sobre-badge .badge-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--color-accent);
}

.sobre-badge .badge-text {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Conteúdo textual do sobre */
.sobre-content .section-label {
    margin-bottom: 12px;
}

.sobre-content .section-title {
    margin-bottom: 20px;
}

.sobre-content p {
    color: var(--color-text);
    margin-bottom: 16px;
    font-size: 1rem;
    line-height: 1.8;
}

/* Lista de diferenciais */
.sobre-features {
    list-style: none;
    margin: 28px 0 36px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sobre-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-text);
    font-size: 0.95rem;
}

.sobre-features li span.check {
    width: 22px;
    height: 22px;
    background: rgba(0, 180, 216, 0.15);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* ================================================
   SEÇÃO: SERVIÇOS
   ================================================ */
.servicos {
    padding: var(--section-padding);
    background: var(--color-dark-bg);
}

.servicos .section-header {
    text-align: center;
    margin-bottom: 64px;
}

.servicos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

/* Card de serviço */
.servico-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.servico-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
}

.servico-card:hover {
    background: rgba(0, 180, 216, 0.06);
    border-color: rgba(0, 180, 216, 0.3);
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 180, 216, 0.1);
}

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

/* Ícone do card */
.servico-icon {
    width: 56px;
    height: 56px;
    background: rgba(0, 180, 216, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: var(--transition);
}

.servico-card:hover .servico-icon {
    background: rgba(0, 180, 216, 0.2);
    transform: scale(1.05);
}

.servico-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-accent);
    stroke: var(--color-accent);
    fill: none;
    stroke-width: 1.5;
}

.servico-card h3 {
    color: var(--color-white);
    font-size: 1.15rem;
    margin-bottom: 12px;
}

.servico-card p {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ================================================
   SEÇÃO: TECNOLOGIAS
   ================================================ */
.tecnologias {
    padding: var(--section-padding);
    background: var(--color-bg);
    overflow: hidden;
}

.tecnologias .section-header {
    text-align: center;
    margin-bottom: 60px;
}

/* Grid de logos de tecnologias */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.tech-item {
    background: var(--color-white);
    border: 1px solid var(--color-card-bg);
    border-radius: var(--radius-md);
    padding: 24px 20px;
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.tech-item:hover {
    border-color: var(--color-accent);
    box-shadow: 0 8px 30px rgba(0, 180, 216, 0.15);
    transform: translateY(-4px);
}

.tech-item .tech-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.tech-item span {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
}

/* Ícones de tecnologias em SVG/emoji inline */
.tech-icon-text {
    font-size: 2.2rem;
    line-height: 1;
}

/* ================================================
   SEÇÃO: DEPOIMENTOS
   ================================================ */
.depoimentos {
    padding: var(--section-padding);
    background: var(--color-dark-bg);
}

.depoimentos .section-header {
    text-align: center;
    margin-bottom: 60px;
}

/* Carrossel */
.carousel-wrapper {
    position: relative;
}

.carousel-track {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

/* Card de depoimento */
.depoimento-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
}

.depoimento-card:hover {
    border-color: rgba(0, 180, 216, 0.3);
    background: rgba(0, 180, 216, 0.05);
}

.stars {
    color: var(--color-accent);
    font-size: 1rem;
    margin-bottom: 20px;
    letter-spacing: 3px;
}

.depoimento-card blockquote {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.96rem;
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 24px;
}

.depoimento-card blockquote::before {
    content: '"';
    font-size: 2rem;
    color: var(--color-accent);
    line-height: 0;
    vertical-align: -0.4em;
    margin-right: 4px;
    font-family: Georgia, serif;
}

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

.autor-avatar {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    color: var(--color-white);
    flex-shrink: 0;
}

.autor-info strong {
    display: block;
    color: var(--color-white);
    font-size: 0.95rem;
}

.autor-info span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.82rem;
}

/* ================================================
   SEÇÃO: CONTATO
   ================================================ */
.contato {
    padding: var(--section-padding);
    background: var(--color-primary);
}

.contato-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

/* Lado esquerdo: informações */
.contato-info .section-title {
    color: var(--color-white);
    margin-bottom: 20px;
    text-align: left;
}

.contato-info .section-subtitle {
    text-align: left;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 40px;
}

.contato-itens {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contato-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contato-item-icon {
    width: 44px;
    height: 44px;
    background: rgba(0, 180, 216, 0.15);
    border: 1px solid rgba(0, 180, 216, 0.25);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contato-item-icon svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-accent);
    fill: none;
    stroke-width: 1.5;
}

.contato-item-info strong {
    display: block;
    color: var(--color-white);
    font-size: 0.9rem;
    margin-bottom: 2px;
}

.contato-item-info a,
.contato-item-info span {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    text-decoration: none;
}

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

/* Formulário de contato */
.contato-form {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.88rem;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--color-accent);
    background: rgba(0, 180, 216, 0.06);
    box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.12);
}

.form-group textarea {
    resize: vertical;
    min-height: 130px;
}

/* Linha com dois campos */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* Mensagem de sucesso */
.form-success {
    display: none;
    text-align: center;
    padding: 32px;
    color: var(--color-accent);
    font-size: 1rem;
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
    background: #080E1C;
    /* ligeiramente mais escuro que o primary */
    padding: 64px 0 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 56px;
}

.footer-brand img {
    height: 80px;
    /* Margem negativa compensa o espaço transparente interno do PNG */
    margin-bottom: -15px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 280px;
    margin-bottom: 24px;
}

/* Redes sociais */
.social-links {
    display: flex;
    gap: 10px;
}

.social-link {
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-3px);
}

.social-link svg {
    width: 16px;
    height: 16px;
    stroke: var(--color-white);
    fill: none;
    stroke-width: 1.5;
}

/* Colunas do footer */
.footer-col h4 {
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 2px;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col ul li a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.88rem;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--color-accent);
    padding-left: 6px;
}

/* Linha de copyright */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.35);
    font-size: 0.85rem;
}

.footer-bottom .footer-domain {
    color: var(--color-accent);
    font-weight: 500;
}

/* ================================================
   ANIMAÇÕES DE ENTRADA (Scroll)
   ================================================ */
.fade-in {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Delays em cascata para cards */
.stagger-1 {
    transition-delay: 0.1s;
}

.stagger-2 {
    transition-delay: 0.2s;
}

.stagger-3 {
    transition-delay: 0.3s;
}

.stagger-4 {
    transition-delay: 0.4s;
}

.stagger-5 {
    transition-delay: 0.5s;
}

.stagger-6 {
    transition-delay: 0.6s;
}

/* ================================================
   RESPONSIVIDADE — ADAPTAÇÃO A TODOS OS MONITORES
   ================================================ */

/* Monitores grandes / Desktop padrão — os estilos base já cobrem > 1024px */

/* ---- Tablet (≤ 1024px) ---- */
@media (max-width: 1024px) {

    /* Navbar menor em tablets */
    .navbar {
        height: 60px;
    }

    .navbar.scrolled {
        height: 52px;
    }

    /* Logo proporcional */
    .navbar-logo img {
        height: 90px;
    }

    /* Grids adaptados para 2 colunas */
    .servicos-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tech-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }

    .sobre-grid {
        gap: 48px;
    }

    /* Hero: compensar a navbar menor */
    .hero {
        padding-top: 60px;
    }

    /* Contato: 2 colunas ainda cabem, só reduzir gap */
    .contato-grid {
        gap: 40px;
    }
}

/* ---- Mobile (≤ 768px) ---- */
@media (max-width: 768px) {
    :root {
        --section-padding: 72px 0;
    }

    /* Container com menos padding lateral */
    .container {
        padding: 0 16px;
    }

    /* Navbar mobile — mais fina */
    .navbar {
        height: 56px;
    }

    .navbar.scrolled {
        height: 48px;
    }

    .navbar-logo img {
        height: 75px;
    }

    /* Menu hambúrguer visível */
    .hamburger {
        display: flex;
    }

    /* Menu lateral deslizante */
    .navbar-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 80%;
        max-width: 320px;
        background: rgba(15, 23, 42, 0.97);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        gap: 36px;
        padding: 40px;
        transition: var(--transition-slow);
    }

    .navbar-links.open {
        right: 0;
    }

    .navbar-links a {
        font-size: 1.2rem;
    }

    /* Hero mobile */
    .hero {
        padding-top: 56px;
        min-height: 85vh;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: 6px 14px;
    }

    /* Sobre nós — coluna única */
    .sobre-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .sobre-badge {
        right: 0;
        bottom: -16px;
    }

    /* Serviços — coluna única */
    .servicos-grid {
        grid-template-columns: 1fr;
    }

    /* Tecnologias — 3 colunas compactas */
    .tech-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .tech-item {
        padding: 16px 12px;
    }

    /* Métricas — 2 colunas */
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .metric-item:nth-child(2)::after,
    .metric-item:nth-child(4)::after {
        display: none;
    }

    .metric-number {
        font-size: 2.2rem;
    }

    /* Depoimentos — coluna única */
    .carousel-track {
        grid-template-columns: 1fr;
    }

    .depoimentos .carousel-track {
        grid-template-columns: 1fr;
    }

    /* Contato — coluna única */
    .contato-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .contato-form {
        padding: 28px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    /* Footer — coluna única */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    /* Footer logo menor em mobile */
    .footer-brand img {
        height: 60px;
    }
}

/* ---- Mobile pequeno (≤ 480px) ---- */
@media (max-width: 480px) {

    /* Navbar ainda mais compacta */
    .navbar {
        height: 50px;
    }

    .navbar.scrolled {
        height: 44px;
    }

    .navbar-logo img {
        height: 60px;
    }

    /* Hero mais compacto */
    .hero {
        padding-top: 50px;
        min-height: 80vh;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 0.88rem;
    }

    .hero-badge {
        font-size: 0.7rem;
    }

    /* Tecnologias — 2 colunas */
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Métricas compactas */
    .metrics-grid {
        grid-template-columns: 1fr 1fr;
    }

    .metric-number {
        font-size: 1.8rem;
    }

    .metric-label {
        font-size: 0.8rem;
    }

    /* Seções com menos padding */
    .section-title {
        font-size: 1.5rem;
    }

    .section-subtitle {
        font-size: 0.9rem;
    }

    /* Botões mais compactos */
    .btn {
        padding: 12px 22px;
        font-size: 0.85rem;
    }

    /* Cards de serviço compactos */
    .servico-card {
        padding: 28px 20px;
    }

    /* Contato form compacto */
    .contato-form {
        padding: 20px 16px;
    }
}