/* ==========================================================================
   VARIÁVEIS DE DESIGN (Paleta de cores e tipografia estrita solicitada)
   ========================================================================== */
:root {
    /* Cores */
    --color-000: #000000;
    --color-111: #111111;
    --color-222: #222222;
    --color-666: #666666;
    --color-bfb: #BFBFBF;
    --color-fff: #FFFFFF;

    /* Tipografia */
    --font-headings: 'Space Grotesk', sans-serif; /* Space Grotesk Bold para títulos */
    --font-body: 'Inter', sans-serif;             /* Inter para textos corridos */

    /* Suavidade Geral */
    --transition-clean: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

/* ==========================================================================
   RESET & CONFIGURAÇÕES GERAIS (Rolagem Suave Nativa)
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth; /* Rolagem extremamente suave padrão do navegador */
}

body {
    background-color: var(--color-000);
    color: var(--color-fff);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    letter-spacing: -0.01em;
    overflow-x: hidden;
    cursor: none; /* Esconde o cursor padrão para usar o personalizado elegante */
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    cursor: none;
}

button, input, textarea {
    cursor: none;
}

/* ==========================================================================
   CURSOR ELEGANTE CUSTOMIZADO
   ========================================================================== */
.custom-cursor {
    width: 28px;
    height: 28px;
    border: 1px solid var(--color-bfb);
    border-radius: 50%;
    position: fixed;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 9999;
    transition: width 0.3s ease, height 0.3s ease, background-color 0.3s ease;
}

.custom-cursor-dot {
    width: 4px;
    height: 4px;
    background-color: var(--color-fff);
    border-radius: 50%;
    position: fixed;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 9999;
}

/* Estado ativo do cursor sobre elementos interativos */
.custom-cursor.active {
    width: 48px;
    height: 48px;
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--color-fff);
}

/* Esconde cursor customizado em telas touch */
@media (max-width: 1024px) {
    .custom-cursor, .custom-cursor-dot {
        display: none;
    }
    body {
        cursor: auto;
    }
}

/* ==========================================================================
   EFEITO DE FADE-IN AO ROLAR (Intersecion Observer)
   ========================================================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s cubic-bezier(0.25, 1, 0.5, 1), 
                transform 1s cubic-bezier(0.25, 1, 0.5, 1);
}

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

/* ==========================================================================
   EFEITO HOVER LINHAS FINAS (Hover com linhas finas discretas)
   ========================================================================== */
.hover-line {
    position: relative;
    display: inline-block;
    padding-bottom: 2px;
}

.hover-line::after {
    content: '';
    position: absolute;
    width: 100%;
    transform: scaleX(0);
    height: 1px;
    bottom: 0;
    left: 0;
    background-color: var(--color-fff);
    transform-origin: bottom right;
    transition: transform 0.35s ease-out;
}

.hover-line:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

/* ==========================================================================
   CABEÇALHO / HEADER (Transparente -> Sólido no Scroll)
   ========================================================================== */
.main-header {
    background-color: transparent;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 24px 0;
    transition: background-color 0.5s ease, padding 0.5s ease, border-bottom-color 0.5s ease;
}

/* Quando rolado (adicionado via JS) */
.main-header.scrolled {
    background-color: var(--color-111);
    padding: 16px 0;
    border-bottom-color: var(--color-222);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Estilo específico para ajustar a imagem do logo importada */
.logo-img {
    height: 45px;       /* Altura ideal para manter o cabeçalho proporcional */
    width: auto;        /* Mantém a proporção do logo */
    display: block;
    object-fit: contain;
}

.logo-icon {
    font-family: var(--font-headings);
    font-size: 22px;
    border: 1px solid var(--color-fff);
    padding: 1px 8px;
    letter-spacing: -0.5px;
}

.logo-text {
    font-family: var(--font-headings);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 2px;
}

/* Navegação */
.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--color-bfb);
    transition: var(--transition-clean);
}

.nav-link:hover {
    color: var(--color-fff);
}

/* ==========================================================================
   SEÇÃO HERO (Sem gradientes, paleta estrita)
   ========================================================================== */
.hero {
    padding: 200px 0 140px 0;
    background-color: var(--color-000);
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.hero-content .subtitle {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--color-bfb);
    display: block;
    margin-bottom: 24px;
}

.hero-content h1 {
    font-family: var(--font-headings);
    font-size: 52px;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
    color: var(--color-fff);
}

.hero-content p {
    font-size: 16px;
    color: var(--color-bfb);
    max-width: 480px;
    margin-bottom: 40px;
    font-weight: 300;
}

/* Botões com design cru e minimalista */
.hero-buttons {
    display: flex;
    gap: 16px;
}

.btn {
    padding: 14px 28px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: var(--transition-clean);
    text-transform: uppercase;
}

.btn-primary {
    background-color: var(--color-fff);
    color: var(--color-000);
    border: 1px solid var(--color-fff);
}

.btn-primary:hover {
    background-color: var(--color-000);
    color: var(--color-fff);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-fff);
    border: 1px solid var(--color-222);
}

.btn-secondary:hover {
    border-color: var(--color-fff);
}

/* Grafismo Geométrico em Linhas Finas */
.hero-graphics {
    display: flex;
    justify-content: flex-end;
}

/* ==========================================================================
   IMAGEM LATERAL DO HERO (Substituindo o grafismo)
   ========================================================================== */
.hero-graphics {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.hero-lateral-img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
    /* Mantém uma escala elegante baseada no espaço disponível */
    max-height: 450px; 
    filter: grayscale(100%); /* Mantém a estética preto e branco estrita */
    transition: var(--transition-clean);
}

/* Opcional: Se quiser que ela ganhe cor ou contraste sutil no hover */
.hero-lateral-img:hover {
    filter: grayscale(0%);
}

/* ==========================================================================
   SEÇÃO IDEALIZADOR (Preto e Branco Puro)
   ========================================================================== */
.idealizer {
    background-color: var(--color-fff);
    color: var(--color-000);
    padding: 140px 0;
}

.idealizer-container {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 80px;
    align-items: center;
}

.idealizer-image img {
    filter: grayscale(100%) contrast(1.1);
    border: 1px solid #e5e5e5;
}

.section-tag {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 24px;
}

.section-tag::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 1px;
    background-color: var(--color-000);
    vertical-align: middle;
    margin-right: 12px;
}

.idealizer-content h2 {
    font-family: var(--font-headings);
    font-size: 32px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
    color: var(--color-000);
}

.idealizer-content p {
    font-size: 15px;
    color: var(--color-666);
    margin-bottom: 32px;
}

/* ==========================================================================
   ESTILO DA ASSINATURA EM IMAGEM
   ========================================================================== */
.signature {
    margin-top: 32px;
}

.signature-img {
    height: 60px;       /* Altura limite para manter a assinatura elegante */
    width: auto;        /* Mantém a proporção original da imagem */
    display: block;
    object-fit: contain;
    filter: grayscale(100%) contrast(1.2); /* Garante que fique em preto puro se houver variações */
}

/* ==========================================================================
   SEÇÃO PORTFÓLIO
   ========================================================================== */
.portfolio {
    padding: 140px 0;
    border-bottom: 1px solid var(--color-222);
}

.portfolio-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 60px;
}

.section-title {
    font-family: var(--font-headings);
    font-size: 36px;
    font-weight: 700;
    letter-spacing: -1px;
}

.section-title::before {
    content: '';
    display: block;
    width: 32px;
    height: 1px;
    background-color: var(--color-fff);
    margin-bottom: 16px;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.portfolio-card {
    background-color: var(--color-111);
    border: 1px solid var(--color-222);
    overflow: hidden;
    transition: var(--transition-clean);
}

.portfolio-card:hover {
    border-color: var(--color-bfb);
}

.card-image img {
    width: 100%;
    filter: grayscale(100%);
    transition: var(--transition-clean);
}

.portfolio-card:hover .card-image img {
    filter: grayscale(0%);
    transform: scale(1.02);
}

.card-info {
    padding: 24px;
    background-color: var(--color-fff);
    color: var(--color-000);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-info h3 {
    font-family: var(--font-headings);
    font-size: 16px;
    font-weight: 700;
}

.card-info p {
    font-size: 12px;
    color: var(--color-666);
}

.card-arrow {
    font-size: 18px;
    transition: transform 0.3s ease;
}

.portfolio-card:hover .card-arrow {
    transform: translateX(6px);
}

/* ==========================================================================
   SEÇÃO SERVIÇOS
   ========================================================================== */
.services {
    padding: 140px 0;
    border-bottom: 1px solid var(--color-222);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.service-box {
    border: 1px solid var(--color-222);
    padding: 40px 24px;
    background-color: var(--color-111);
    transition: var(--transition-clean);
}

.service-box:hover {
    border-color: var(--color-fff);
    background-color: var(--color-222);
}

.service-icon {
    font-size: 24px;
    margin-bottom: 24px;
    color: var(--color-fff);
}

.service-box h3 {
    font-family: var(--font-headings);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-box p {
    font-size: 13px;
    color: var(--color-bfb);
}

/* ==========================================================================
   SEÇÃO CONTATO (Paleta Light)
   ========================================================================== */
.contact {
    background-color: var(--color-fff);
    color: var(--color-000);
    padding: 140px 0;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info h2 {
    font-family: var(--font-headings);
    font-size: 44px;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 24px;
}

.contact-info p {
    font-size: 15px;
    color: var(--color-666);
    margin-bottom: 40px;
}

.btn-specialist {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--color-000);
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

/* Formulário com inputs sofisticados de linha minimalista */
.contact-form-wrapper {
    margin-top: 10px;
}

.contact-form .form-group {
    margin-bottom: 32px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--color-bfb);
    padding: 12px 0;
    color: var(--color-000);
    font-family: var(--font-body);
    font-size: 14px;
    outline: none;
    transition: var(--transition-clean);
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-bottom-color: var(--color-000);
}

/* Botão Enviar Puro */
.btn-submit {
    background-color: var(--color-000);
    color: var(--color-fff);
    border: none;
    width: 100%;
    padding: 18px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1.5px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-clean);
}

.btn-submit:hover {
    background-color: var(--color-222);
}

/* ==========================================================================
   RODAPÉ
   ========================================================================== */
.main-footer {
    background-color: var(--color-000);
    border-top: 1px solid var(--color-222);
    padding: 60px 0;
    color: var(--color-bfb);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-tagline {
    font-size: 10px;
    color: var(--color-666);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 4px;
}

.footer-copyright {
    font-size: 12px;
}

.footer-socials {
    display: flex;
    gap: 24px;
}

.footer-socials a {
    font-size: 12px;
    color: var(--color-bfb);
}

/* ==========================================================================
   MÍDIA QUERIES (Responsivo)
   ========================================================================== */
@media (max-width: 992px) {
    .hero-container,
    .idealizer-container,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .hero-graphics {
        display: none;
    }

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

    .services-grid {
        grid-template-columns: 1.1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none; /* Em projetos reais, implemente um menu hambúrguer se necessário */
    }

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