/* Fontes carregadas via <link> no HTML para evitar render-blocking @import */

:root {
    --bg-main: #06060c;          /* Vazio Profundo Refinado */
    --bg-secondary: #0c0c16;     /* Escuro Secundário */
    --bg-light: #F3F4F6;         /* Fantasma Claro */
    --text-main: #F3F4F6;        /* Cinza Claro */
    --text-muted: #B0B8C4;       /* Cinza Muted — contraste melhorado WCAG AA */
    --text-dark: #111827;        /* Grafite */
    
    --primary: #6366F1;          /* Índigo Moderno */
    --primary-glow: rgba(99, 102, 241, 0.15);
    --primary-glow-strong: rgba(99, 102, 241, 0.35);
    
    --accent: #818CF8;           /* Violeta Claro */
    --accent-purple: #A78BFA;    /* Lavanda Claro */
    
    --card-bg: rgba(12, 12, 22, 0.7);
    --card-border: rgba(99, 102, 241, 0.12);
    
    --font-heading: 'Sora', sans-serif;
    --font-drama: 'Outfit', sans-serif;
    --font-code: 'Fira Code', monospace;
    
    --container-width: 1200px;
    --transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
    font-size: 62.5%;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-heading);
    font-size: 1.6rem;
    line-height: 1.7;
    overflow-x: hidden;
}

/* Skip Link para acessibilidade (navegação por teclado) */
.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: #fff;
    padding: 12px 24px;
    border-radius: 0 0 8px 8px;
    font-weight: 600;
    font-size: 1.4rem;
    z-index: 10000;
    transition: top 0.3s ease;
}
.skip-link:focus {
    top: 0;
}

/* Scrollbar Personalizada */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: var(--bg-secondary);
    border: 2px solid var(--bg-main);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

/* Utilitários */
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.z-10 { position: relative; z-index: 10; }
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}
.section-padding {
    padding: 120px 0;
}
.bg-darker {
    background-color: var(--bg-secondary);
}

/* Títulos Globais */
.section-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -1px;
}
.section-subtitle {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}
.text-center { text-align: center; }
.center-title { margin-left: auto; margin-right: auto; }
.section-header { margin-bottom: 80px; }

/* Botão Magnético e Primário */
.btn-primary {
    position: relative;
    background: var(--primary);
    color: #FFF !important;
    padding: 14px 32px;
    border-radius: 3rem; /* Bordas arredondadas de acordo com o design system */
    font-weight: 600;
    font-size: 1.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px var(--primary-glow);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    overflow: hidden;
    z-index: 1;
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.3s ease;
}

/* Efeito Magnético Hover */
.btn-primary:hover {
    transform: scale(1.03);
    box-shadow: 0 8px 30px var(--primary-glow-strong);
}

/* Span Deslizante */
.btn-primary span.btn-hover-bg {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--primary));
    transition: left 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: -1;
}
.btn-primary:hover span.btn-hover-bg {
    left: 0;
}

.icon-btn {
    gap: 12px;
}

.btn-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.5rem;
    color: var(--text-main);
    padding: 14px 28px;
    border-radius: 3rem;
    border: 1px solid var(--card-border);
    background: transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.btn-link:hover {
    background: rgba(123, 97, 255, 0.1);
    border-color: var(--primary);
    transform: translateY(-1px);
}

/* Efeito Magnético em links genéricos */
.magnetic-link:hover {
    transform: translateY(-1px);
}

/* Conector de Seção */
.section-connector {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 80px;
    background: linear-gradient(to bottom, var(--primary), transparent);
    z-index: 10;
    opacity: 0.6;
    pointer-events: none;
}
.connector-top {
    top: 0;
}
.section-connector::after {
    content: '';
    position: absolute;
    top: 0;
    left: -1px;
    width: 4px;
    height: 20px;
    background: var(--primary);
    border-radius: 4px;
    box-shadow: 0 0 10px var(--primary);
    animation: connectorPulse 4s infinite ease-in-out;
}
@keyframes connectorPulse {
    0% { top: 0; opacity: 0; }
    20%, 80% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

/* Fade up via CSS para fallback e estados iniciais */
.gsap-fade-up {
    opacity: 0;
    transform: translateY(40px);
}

/* Seção de Alto Contraste (Creme/Fantasma) */
.bg-light-alt {
    background: var(--bg-light);
    color: var(--text-dark);
    position: relative;
    overflow: hidden;
}
.bg-light-alt .section-title {
    color: var(--text-dark);
}
.bg-light-alt .section-subtitle,
.bg-light-alt p {
    color: #4B5563;
}
.bg-light-alt .metric-label {
    color: #6B7280;
}