/* ===== SISTEMA DE DESIGN TECNOLÓGICO MOBILE-FIRST ===== */

/* Importando fontes tecnológicas */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500;600&display=swap');

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

:root {
    /* Paleta Tecnológica */
    --tech-primary: #0066FF;
    --tech-secondary: #00D4FF;
    --tech-accent: #FF6B35;
    --tech-dark: #0A0A0A;
    --tech-gray-900: #111111;
    --tech-gray-800: #1A1A1A;
    --tech-gray-700: #2A2A2A;
    --tech-gray-600: #3A3A3A;
    --tech-gray-500: #6B7280;
    --tech-gray-400: #9CA3AF;
    --tech-gray-300: #D1D5DB;
    --tech-gray-200: #E5E7EB;
    --tech-gray-100: #F3F4F6;
    --tech-white: #FFFFFF;
    
    /* Gradientes Tecnológicos */
    --gradient-tech: linear-gradient(135deg, var(--tech-primary) 0%, var(--tech-secondary) 100%);
    --gradient-dark: linear-gradient(135deg, var(--tech-dark) 0%, var(--tech-gray-900) 100%);
    --gradient-accent: linear-gradient(135deg, var(--tech-accent) 0%, #FF8A65 100%);
    
    /* Sombras Tecnológicas */
    --shadow-tech: 0 4px 20px rgba(0, 102, 255, 0.15);
    --shadow-dark: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.3);
    
    /* Tipografia */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Espaçamentos Mobile-First */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    
    /* Bordas */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Base Mobile-First */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--tech-white);
    background: var(--tech-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container Mobile-First */
.container {
    width: 100%;
    max-width: 100%;
    padding: 0 var(--space-sm);
    margin: 0 auto;
}

/* ===== HEADER TECNOLÓGICO MOBILE ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--tech-gray-800);
    z-index: 1000;
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: var(--shadow-dark);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm);
    min-height: 60px;
}

.logo {
    display: flex;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--tech-white);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo-icon {
    width: 32px;
    height: 32px;
    margin-right: var(--space-xs);
    background: var(--gradient-tech);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

/* Menu Mobile */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.hamburger-line {
    width: 20px;
    height: 2px;
    background: var(--tech-white);
    margin: 2px 0;
    transition: var(--transition-fast);
    border-radius: 1px;
}

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

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.nav-menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--tech-gray-900);
    border-top: 1px solid var(--tech-gray-800);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    max-height: calc(100vh - 60px);
    overflow-y: auto;
}

.nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.nav-menu a {
    display: block;
    padding: var(--space-md) var(--space-sm);
    color: var(--tech-gray-300);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid var(--tech-gray-800);
    transition: var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--tech-secondary);
    background: rgba(0, 212, 255, 0.05);
}

/* ===== HERO SECTION MOBILE-FIRST ===== */
.hero {
    min-height: 100vh;
    background: var(--gradient-dark);
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 102, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    width: 100%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(0, 102, 255, 0.1);
    border: 1px solid rgba(0, 102, 255, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--space-xs) var(--space-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--tech-secondary);
    margin-bottom: var(--space-lg);
    backdrop-filter: blur(10px);
}

.hero-badge-icon {
    width: 16px;
    height: 16px;
    background: var(--tech-secondary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, var(--tech-white) 0%, var(--tech-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.hero h2 {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--tech-gray-300);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
    margin-bottom: var(--space-xl);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    background: var(--gradient-tech);
    color: var(--tech-white);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    min-height: 48px;
    min-width: 200px;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-tech);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 102, 255, 0.3);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    background: transparent;
    color: var(--tech-gray-300);
    padding: var(--space-md) var(--space-xl);
    border: 1px solid var(--tech-gray-700);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    min-height: 48px;
    min-width: 200px;
    transition: var(--transition-normal);
    cursor: pointer;
}

.btn-secondary:hover {
    border-color: var(--tech-secondary);
    color: var(--tech-secondary);
    background: rgba(0, 212, 255, 0.05);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.stat-item {
    text-align: center;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--tech-gray-800);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
}

.stat-number {
    display: block;
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--tech-secondary);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--tech-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== SEÇÕES MOBILE-FIRST ===== */
.section {
    padding: var(--space-2xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--space-xs) var(--space-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--tech-accent);
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-md);
    color: var(--tech-white);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--tech-gray-400);
    line-height: 1.6;
    max-width: 90%;
    margin: 0 auto;
}

/* Cards Mobile-First */
.cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--tech-gray-800);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-tech);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

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

.card:hover {
    border-color: var(--tech-gray-700);
    background: rgba(255, 255, 255, 0.04);
    transform: translateY(-4px);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-tech);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    font-size: 1.25rem;
    color: var(--tech-white);
}

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--tech-white);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.card-description {
    font-size: 0.875rem;
    color: var(--tech-gray-400);
    line-height: 1.5;
}

/* ===== RESPONSIVIDADE ===== */
@media (min-width: 640px) {
    .container {
        padding: 0 var(--space-lg);
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .hero h2 {
        font-size: 1.25rem;
        max-width: 80%;
    }
    
    .hero-cta {
        flex-direction: row;
        justify-content: center;
    }
    
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .section-subtitle {
        font-size: 1.125rem;
        max-width: 80%;
    }
}

@media (min-width: 1024px) {
    .container {
        max-width: 1200px;
        padding: 0 var(--space-xl);
    }
    
    .nav-container {
        padding: var(--space-md) var(--space-xl);
    }
    
    .mobile-menu-toggle {
        display: none;
    }
    
    .nav-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        background: none;
        border: none;
        display: flex;
        gap: var(--space-lg);
        max-height: none;
        overflow: visible;
    }
    
    .nav-menu a {
        padding: var(--space-sm) 0;
        border: none;
        background: none !important;
    }
    
    .hero h1 {
        font-size: 4rem;
    }
    
    .hero h2 {
        font-size: 1.5rem;
        max-width: 70%;
    }
    
    .cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .section-title {
        font-size: 3rem;
    }
    
    .section-subtitle {
        font-size: 1.25rem;
        max-width: 70%;
    }
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease forwards;
}

/* ===== UTILITÁRIOS ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none; }
.visible { display: block; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}