/* ============================================
   Desktop Virtual - Design System
   Tema: Gaming Cloud - Light Mode com RGB Accents
   ============================================ */

:root {
    /* Cores base - Tema claro */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-glass: rgba(255, 255, 255, 0.85);
    
    /* Texto */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    /* Gaming RGB Gradient */
    --accent-cyan: #00f5ff;
    --accent-purple: #a855f7;
    --accent-pink: #ec4899;
    --accent-blue: #3b82f6;
    --accent-green: #10b981;
    
    /* Gradientes */
    --gradient-rgb: linear-gradient(135deg, #00f5ff 0%, #a855f7 50%, #ec4899 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(248,250,252,0.95) 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(168,85,247,0.15) 0%, transparent 70%);
    
    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --shadow-glow: 0 0 40px rgba(168,85,247,0.3);
    --shadow-rgb: 0 0 30px rgba(0,245,255,0.3), 0 0 60px rgba(168,85,247,0.2);
    
    /* Bordas */
    --border-light: 1px solid rgba(0,0,0,0.06);
    --border-rgb: 2px solid transparent;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Tipografia */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Outfit', var(--font-primary);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============================================
   Animated Background
   ============================================ */
.bg-animated {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.bg-animated::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(0,245,255,0.08) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(168,85,247,0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(236,72,153,0.05) 0%, transparent 50%);
    animation: bgFloat 20s ease-in-out infinite;
}

@keyframes bgFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(2%, 2%) rotate(1deg); }
    66% { transform: translate(-1%, 1%) rotate(-1deg); }
}

/* Partículas flutuantes */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--gradient-rgb);
    border-radius: 50%;
    opacity: 0.6;
    animation: particleFloat 15s infinite;
}

@keyframes particleFloat {
    0%, 100% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { transform: translateY(-100vh) scale(1); opacity: 0; }
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }

.text-gradient {
    background: var(--gradient-rgb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Container & Layout
   ============================================ */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 100px 0;
    position: relative;
}

/* ============================================
   Header / Navigation
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: var(--border-light);
    transition: var(--transition-base);
}

.header.scrolled {
    padding: 12px 0;
    box-shadow: var(--shadow-md);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: var(--gradient-rgb);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-rgb);
    animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { box-shadow: var(--shadow-rgb); }
    50% { box-shadow: 0 0 50px rgba(0,245,255,0.5), 0 0 80px rgba(168,85,247,0.3); }
}

.logo-icon svg {
    width: 24px;
    height: 24px;
    fill: white;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-links a {
    padding: 10px 20px;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-rgb);
    color: white;
    box-shadow: var(--shadow-rgb);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 50px rgba(0,245,255,0.4), 0 0 80px rgba(168,85,247,0.3);
}

.btn-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: 0.5s;
}

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

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: var(--border-light);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid transparent;
    background-image: linear-gradient(var(--bg-secondary), var(--bg-secondary)), var(--gradient-rgb);
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

.btn-outline:hover {
    background-image: var(--gradient-rgb), var(--gradient-rgb);
    color: white;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: var(--gradient-glow);
    transform: translate(-50%, -50%);
    animation: heroGlow 8s ease-in-out infinite;
}

@keyframes heroGlow {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.8; transform: translate(-50%, -50%) scale(1.1); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: var(--border-light);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

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

.hero h1 {
    margin-bottom: 24px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    width: 100%;
    max-width: 550px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: float 6s ease-in-out infinite;
    position: relative;
    z-index: 2;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero-glow {
    position: absolute;
    width: 120%;
    height: 120%;
    background: var(--gradient-rgb);
    filter: blur(80px);
    opacity: 0.3;
    animation: glowPulse 4s ease-in-out infinite;
    z-index: 1;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.05); }
}

/* ============================================
   Features Section
   ============================================ */
.features {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-top: 16px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--gradient-card);
    border: var(--border-light);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-rgb);
    opacity: 0;
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gradient-rgb);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-rgb);
}

.feature-icon svg {
    width: 40px;
    height: 40px;
    fill: white;
}

.feature-card h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ============================================
   Plans / Pricing Section
   ============================================ */
.plans {
    background: var(--bg-primary);
    position: relative;
}

.plans::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-glow);
    opacity: 0.5;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    position: relative;
    z-index: 1;
}

.plan-card {
    background: var(--bg-secondary);
    border: var(--border-light);
    border-radius: var(--radius-xl);
    padding: 48px 36px;
    text-align: center;
    transition: var(--transition-base);
    position: relative;
}

.plan-card.featured {
    background: var(--gradient-rgb);
    border: none;
    transform: scale(1.05);
    box-shadow: var(--shadow-rgb);
}

.plan-card.featured * {
    color: white;
}

.plan-card.featured .plan-features li::before {
    background: white;
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-primary);
    color: white;
    padding: 6px 20px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.plan-card:not(.featured):hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.plan-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.plan-name {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.plan-price {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.plan-price span {
    font-size: 1rem;
    font-weight: 400;
    opacity: 0.7;
}

.plan-desc {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 0.95rem;
}

.plan-card.featured .plan-desc {
    color: rgba(255,255,255,0.8);
}

.plan-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.plan-features li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
}

.plan-card.featured .plan-features li {
    border-color: rgba(255,255,255,0.1);
}

.plan-features li::before {
    content: '✓';
    width: 20px;
    height: 20px;
    background: var(--accent-green);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: bold;
    flex-shrink: 0;
}

.plan-card .btn {
    width: 100%;
}

.plan-card.featured .btn-primary {
    background: white;
    color: var(--text-primary);
    box-shadow: var(--shadow-lg);
}

.plan-card.featured .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   Package Types
   ============================================ */
.packages {
    background: var(--bg-secondary);
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.package-card {
    background: var(--bg-primary);
    border: var(--border-light);
    border-radius: var(--radius-xl);
    padding: 48px;
    display: flex;
    gap: 32px;
    align-items: center;
    transition: var(--transition-base);
}

.package-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.package-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-rgb);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-rgb);
}

.package-icon svg {
    width: 48px;
    height: 48px;
    fill: white;
}

.package-content h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.package-content p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.package-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-style: italic;
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
    background: var(--gradient-rgb);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 30% 30%, rgba(255,255,255,0.1) 0%, transparent 40%),
        radial-gradient(circle at 70% 70%, rgba(255,255,255,0.1) 0%, transparent 40%);
    animation: ctaFloat 15s ease-in-out infinite;
}

@keyframes ctaFloat {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(3%, 3%); }
}

.cta .container {
    position: relative;
    z-index: 1;
}

.cta h2, .cta p {
    color: white;
}

.cta p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin: 16px 0 40px;
}

.cta .btn-primary {
    background: white;
    color: var(--text-primary);
}

.cta .btn-primary:hover {
    box-shadow: var(--shadow-xl);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 60px 0 30px;
}

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

.footer-brand .logo-text {
    color: white;
}

.footer-brand p {
    color: rgba(255,255,255,0.6);
    margin-top: 16px;
    font-size: 0.95rem;
}

.footer-links h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.9rem;
    display: block;
    padding: 6px 0;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    font-size: 0.875rem;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.social-links a:hover {
    background: var(--gradient-rgb);
    transform: translateY(-2px);
}

.social-links svg {
    width: 18px;
    height: 18px;
    fill: white;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text {
        max-width: 100%;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .features-grid,
    .plans-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .plan-card.featured {
        transform: none;
    }
    
    .packages-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    section {
        padding: 60px 0;
    }
    
    .nav-links {
        display: none;
    }
    
    .package-card {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

/* ============================================
   Animations on Scroll
   ============================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.3s; }

.stagger-children.visible > * {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease;
}