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

:root {
    --color-primary: #DA4453;
    --color-primary-dark: #bf3a48;
    --color-primary-light: #ff5a6e;
    --color-bg: #0a0a0a;
    --color-surface: #141414;
    --color-surface-light: #1e1e1e;
    --color-text: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-text-tertiary: #707070;
    --color-border: #2a2a2a;
    --color-success: #4ade80;
    
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.4);
    
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition-base);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 600;
    font-size: 1.25rem;
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

.logo-img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

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

.nav-link:hover::after {
    transform: scaleX(1);
}

.nav-link-cta {
    background: var(--color-primary);
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    background: var(--color-primary-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(218, 68, 83, 0.4);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 140px 0 120px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(218, 68, 83, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(138, 43, 226, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(30, 144, 255, 0.08) 0%, transparent 50%);
    animation: heroGradient 20s ease infinite;
    pointer-events: none;
}

@keyframes heroGradient {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.1s backwards;
}

.hero-badge svg {
    color: var(--color-primary);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-title-accent {
    display: block;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    font-family: var(--font-sans);
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 4px 16px rgba(218, 68, 83, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(218, 68, 83, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-surface-light);
    border-color: var(--color-primary);
}

.btn-large {
    padding: 1.125rem 2.25rem;
    font-size: 1.125rem;
}

.hero-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-tertiary);
    font-size: 0.9rem;
    animation: fadeInUp 0.8s ease 0.5s backwards;
}

.hero-info svg {
    color: var(--color-primary);
}

.hero-visual {
    position: relative;
    height: 500px;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

.hero-card {
    position: absolute;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-slow);
}

.hero-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-card-1 {
    width: 70%;
    top: 0;
    right: 0;
    z-index: 2;
    animation: float 6s ease-in-out infinite;
}

.hero-card-2 {
    width: 65%;
    bottom: 0;
    left: 0;
    z-index: 1;
    animation: float 6s ease-in-out 3s infinite;
}

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

.hero-card:hover {
    transform: scale(1.05);
    z-index: 3;
}

/* Section Styles */
section {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
}

/* Features Section */
.features {
    background: linear-gradient(to bottom, transparent, var(--color-surface) 50%, transparent);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
    transform-style: preserve-3d;
    position: relative;
}

.feature-card[data-scroll-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:hover {
    transform: translateY(-8px) rotateX(5deg) rotateY(5deg);
    border-color: var(--color-primary);
    box-shadow: 0 12px 32px rgba(218, 68, 83, 0.2);
}

/* Hero Feature Card - Deteção Automática */
.feature-card-hero {
    grid-column: span 2;
    background: linear-gradient(135deg, var(--color-surface) 0%, rgba(218, 68, 83, 0.05) 100%);
    border: 2px solid var(--color-primary);
    box-shadow: 0 0 40px rgba(218, 68, 83, 0.3), inset 0 0 60px rgba(218, 68, 83, 0.1);
    animation: heroGlow 3s ease-in-out infinite;
}

@keyframes heroGlow {
    0%, 100% {
        box-shadow: 0 0 40px rgba(218, 68, 83, 0.3), inset 0 0 60px rgba(218, 68, 83, 0.1);
    }
    50% {
        box-shadow: 0 0 60px rgba(218, 68, 83, 0.5), inset 0 0 80px rgba(218, 68, 83, 0.15);
    }
}

.feature-card-hero:hover {
    transform: translateY(-12px) scale(1.02) rotateX(2deg);
    box-shadow: 0 0 80px rgba(218, 68, 83, 0.6), 0 30px 80px rgba(0, 0, 0, 0.5);
}

.feature-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: var(--color-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(218, 68, 83, 0.4);
    animation: badgeBounce 2s ease-in-out infinite;
}

@keyframes badgeBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    transition: transform var(--transition-slow);
}

.feature-icon-hero {
    width: 72px;
    height: 72px;
    box-shadow: 0 10px 30px rgba(218, 68, 83, 0.3);
}

.feature-card:hover .feature-icon {
    transform: rotateY(360deg) scale(1.1);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-card-hero .feature-title {
    font-size: 1.75rem;
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.feature-card-hero .feature-description {
    font-size: 1.125rem;
}

/* Screenshots Section */
.screenshots {
    background: var(--color-bg);
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.screenshot-item {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

.screenshot-item[data-scroll-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

.screenshot-item img {
    width: 100%;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    margin-bottom: 1rem;
}

.screenshot-item:hover img {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.screenshot-caption h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

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

/* Download Section */
.download-section {
    background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg) 100%);
}

.download-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-xl);
    padding: 4rem;
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.download-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.download-icon img {
    width: 100%;
    height: 100%;
}

.download-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.download-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.download-specs {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.spec {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.spec svg {
    color: var(--color-primary);
}

/* Legal Section */
.legal-section {
    background: var(--color-bg);
    padding: 120px 0;
}

.legal-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.legal-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: all var(--transition-base);
    transform-style: preserve-3d;
    opacity: 0;
    transform: translateY(30px);
}

.legal-card[data-scroll-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

.legal-card:hover {
    transform: translateY(-8px) rotateX(3deg);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    border-color: var(--color-primary);
}

.legal-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.legal-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.legal-text {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.legal-list {
    list-style: none;
    padding-left: 0;
}

.legal-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
}

.legal-list li::before {
    content: '•';
    color: var(--color-primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.legal-disclaimer {
    background: rgba(218, 68, 83, 0.1);
    border: 1px solid var(--color-primary);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    color: var(--color-text-secondary);
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-base);
}

.legal-disclaimer[data-scroll-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

.legal-disclaimer strong {
    color: var(--color-primary);
}

/* Footer */
.footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

.footer-tagline {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
    margin-bottom: 1rem;
}

.footer-column a {
    display: block;
    color: var(--color-text-secondary);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-primary);
}

.footer-legal {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.copyright-notice {
    background: rgba(218, 68, 83, 0.1);
    border: 1px solid rgba(218, 68, 83, 0.3);
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.copyright-notice strong {
    color: var(--color-primary);
}

.legal-link {
    color: var(--color-primary);
    text-decoration: underline;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.legal-link:hover {
    color: var(--color-primary-light);
}

.footer-copyright {
    text-align: center;
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
}

.footer-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .feature-card:hover,
    .legal-card:hover,
    .screenshot-item:hover img {
        transform: none;
    }
    
    .feature-card-hero,
    .feature-badge,
    .hero-bg,
    .hero-card-1,
    .hero-card-2,
    .download-icon {
        animation: none !important;
    }
    
    .feature-card:hover .feature-icon {
        transform: none;
    }
}

/* Responsive */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        height: 400px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .screenshots-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 0.875rem;
    }
    
    .hero {
        padding: 100px 0 80px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .hero-ctas {
        flex-direction: column;
    }
    
    .hero-visual {
        height: 350px;
    }
    
    section {
        padding: 80px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-description {
        font-size: 1.125rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card-hero {
        grid-column: span 1;
    }
    
    .legal-grid {
        grid-template-columns: 1fr;
    }
    
    .download-card {
        padding: 3rem 2rem;
    }
    
    .download-title {
        font-size: 2rem;
    }
    
    .download-specs {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .nav-content {
        height: 60px;
    }
    
    .logo-text {
        display: none;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: 1rem 1.75rem;
        font-size: 1rem;
    }
}

/* Scroll Reveal Animations */
[data-scroll-reveal] {
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

[data-scroll-reveal]:nth-child(1) { transition-delay: 0s; }
[data-scroll-reveal]:nth-child(2) { transition-delay: 0.1s; }
[data-scroll-reveal]:nth-child(3) { transition-delay: 0.2s; }
[data-scroll-reveal]:nth-child(4) { transition-delay: 0.3s; }
[data-scroll-reveal]:nth-child(5) { transition-delay: 0.4s; }
[data-scroll-reveal]:nth-child(6) { transition-delay: 0.5s; }