/* ============================================
   PREMIUM TECH SITE - CINEMATIC STYLES
   ============================================ */

   :root {
    /* FUNDO: Trocamos o azul royal pelo Slate Dark (Mais profundo e caro) */
    --color-bg-deep: #020617;     /* Um azul tão escuro que parece preto, mas tem alma */
    --color-bg-dark: #0f172a;     /* Tom para cards e seções secundárias */
    
    /* CORES TECH: Menos saturação, mais elegância */
    --color-tech-blue: #3b82f6;   /* Azul Royal moderno, não agressivo */
    --color-tech-cyan: #22d3ee;   /* Ciano Cristal (mais suave que o #00FFFF) */
    --color-tech-green: #10b981;  /* Verde Esmeralda (passa confiança e eficiência) */
    
    /* TIPOGRAFIA E METAIS: Brancos acinzentados */
    --color-white-tech: #f8fafc;  /* Branco puro para títulos principais */
    --color-text-muted: #94a3b8;  /* Cinza para descrições (essencial para hierarquia) */
    --color-metallic: #cbd5e1;    /* Reflexo metálico */
    
    /* FONTES E OUTROS */
    --font-primary: 'Inter', -apple-system, sans-serif;
    --font-display: 'Orbitron', sans-serif;
    
    /* SPACING & TRANSITION (Mantidos, estão ótimos) */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   RESET & BASE
   ============================================ */
   * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    background: var(--color-bg-deep); /* Mantém o fundo escuro para o JS */
    color: var(--color-white-tech);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ============================================
   3D CANVAS BACKGROUND (Não mexer aqui para não quebrar o JS)
   ============================================ */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* ============================================
   NAVIGATION - GLASSMORPHISM REFINADO
   ============================================ */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    backdrop-filter: blur(15px) saturate(150%);
    /* Ajuste: Tiramos o roxo forte e usamos um tom escuro translúcido */
    background: rgba(2, 6, 23, 0.7); 
    border-bottom: 1px solid rgba(0, 255, 255, 0.1);
    transition: all 0.4s var(--transition-smooth);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    color: var(--color-white-tech);
}

.logo img {
    height: 40px;
    width: auto;
    /* Brilho mais suave em ciano */
    filter: drop-shadow(0 0 10px rgba(34, 211, 238, 0.4));
} 

.logo-dot {
    width: 8px;
    height: 8px;
    /* Usando o verde da sua variável root para manter consistência */
    background: var(--color-tech-green); 
    border-radius: 50%;
    box-shadow: 0 0 15px var(--color-tech-green);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--color-white-tech);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.3s var(--transition-smooth);
}

/* O gradiente agora usa suas variáveis premium */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-tech-cyan), var(--color-tech-blue));
    transition: width 0.3s var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-tech-cyan);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}
/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl) var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 1200px;
    text-align: center;
    z-index: 10;
    padding-top: 120px;
}

.hero-glitch {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--color-tech-cyan);
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
}

.hero-glitch::before,
.hero-glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--color-tech-blue);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.hero-glitch::after {
    left: -2px;
    text-shadow: -2px 0 var(--color-tech-green);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim-2 1s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip: rect(31px, 9999px, 94px, 0); }
    20% { clip: rect(14px, 9999px, 77px, 0); }
    40% { clip: rect(56px, 9999px, 99px, 0); }
    60% { clip: rect(22px, 9999px, 66px, 0); }
    80% { clip: rect(88px, 9999px, 100px, 0); }
    100% { clip: rect(5px, 9999px, 50px, 0); }
}

@keyframes glitch-anim-2 {
    0% { clip: rect(65px, 9999px, 100px, 0); }
    20% { clip: rect(29px, 9999px, 80px, 0); }
    40% { clip: rect(79px, 9999px, 95px, 0); }
    60% { clip: rect(12px, 9999px, 55px, 0); }
    80% { clip: rect(48px, 9999px, 88px, 0); }
    100% { clip: rect(35px, 9999px, 75px, 0); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--color-white-tech);
    text-shadow: 0 0 40px rgba(0, 255, 255, 0.3);
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s var(--transition-smooth) forwards;
}

.title-line:nth-child(1) { animation-delay: 0.2s; }
.title-line:nth-child(2) { animation-delay: 0.4s; }
.title-line:nth-child(3) { animation-delay: 0.6s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-metallic);
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
    opacity: 0;
    animation: fadeIn 1s var(--transition-smooth) 0.8s forwards;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeIn 1s var(--transition-smooth) 1s forwards;
}

.cta-primary,
.cta-secondary {
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 0;
    position: relative;
    overflow: hidden;
    transition: all 0.3s var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.cta-primary {
    background: linear-gradient(135deg, var(--color-tech-blue), var(--color-tech-cyan));
    color: var(--color-bg-deep);
    border: 2px solid transparent;
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.cta-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.cta-primary:hover::before {
    left: 100%;
}

.cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.4);
}

.cta-secondary {
    background: transparent;
    color: var(--color-white-tech);
    border: 2px solid var(--color-tech-cyan);
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.cta-secondary:hover {
    background: rgba(0, 255, 255, 0.1);
    border-color: var(--color-tech-blue);
    transform: translateY(-2px);
}

.cta-arrow {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(0, 255, 255, 0.2);
    opacity: 0;
    animation: fadeIn 1s var(--transition-smooth) 1.2s forwards;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--color-tech-cyan);
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-metallic);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ============================================
   SCROLL INDICATOR
   ============================================ */

.scroll-indicator {
    position: fixed;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    z-index: 100;
    color: var(--color-metallic);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--color-tech-cyan), transparent);
    animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(10px); }
}

/* ============================================
   CONTENT PAGES COMMON STYLES
   ============================================ */

.page-container {
    min-height: 100vh;
    padding: 140px var(--spacing-md) var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
}

.page-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    margin-bottom: var(--spacing-md);
    color: var(--color-white-tech);
    text-shadow: 0 0 30px rgba(0, 255, 255, 0.3);
}

.page-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--color-metallic);
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    line-height: 1.8;
}

/* ============================================
   RESPONSIVE
   ============================================ */

/* ============================================
   RESPONSIVE - MOBILE FIRST
   ============================================ */

@media (max-width: 968px) {
    .nav-container {
        flex-wrap: wrap;
    }
    
    .nav-menu {
        width: 100%;
        justify-content: center;
        margin-top: var(--spacing-sm);
        gap: var(--spacing-sm);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        gap: var(--spacing-xs);
        flex-wrap: wrap;
    }
    
    .nav-link {
        font-size: 0.85rem;
        padding: 0.4rem 0;
    }
    
    .logo {
        font-size: 1.3rem;
    }
    
    .hero-section {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cta-primary,
    .cta-secondary {
        text-align: center;
        justify-content: center;
        width: 100%;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        padding-top: var(--spacing-lg);
    }
    
    .stat-number {
        font-size: clamp(2rem, 4vw, 3rem);
    }
    
    .scroll-indicator {
        display: none;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-gradient {
    background: linear-gradient(135deg, var(--color-tech-cyan), var(--color-tech-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow-text {
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.6);
}

.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.3), transparent);
    margin: var(--spacing-xl) 0;
}