/* Variáveis CSS para o Design System */
:root {
    --bg-dark: #0f2027;
    --bg-gradient-start: #0f2027;
    --bg-gradient-mid: #203a43;
    --bg-gradient-end: #2c5364;
    --primary-cyan: #00ffcc;
    --primary-cyan-hover: #33ffdb;
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(15, 32, 39, 0.7);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-mid), var(--bg-gradient-end));
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Tipografia */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
}

h1 span, h2 span, .logo span {
    color: var(--primary-cyan);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--card-border);
    transition: all 0.3s ease;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-heading);
    text-decoration: none;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-cyan);
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-family: var(--font-heading);
}

.btn-primary {
    background: var(--primary-cyan);
    color: var(--bg-dark);
    box-shadow: 0 4px 15px rgba(0, 255, 204, 0.3);
}

.btn-primary:hover {
    background: var(--primary-cyan-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 204, 0.5);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary-cyan);
    color: var(--primary-cyan);
}

.btn-outline:hover {
    background: rgba(0, 255, 204, 0.1);
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 90%;
}

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

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    z-index: 2;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.glow-effect {
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--primary-cyan);
    filter: blur(100px);
    opacity: 0.15;
    border-radius: 50%;
    z-index: 1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.floating-img {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(2deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

/* Pulse animation for primary button */
.pulse-btn {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 255, 204, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(0, 255, 204, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 255, 204, 0); }
}

/* Features */
.features {
    padding: 100px 0;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 40px 30px;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 255, 204, 0.3);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    background: rgba(0, 255, 204, 0.1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary-cyan);
    margin-bottom: 24px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

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

/* Context Section */
.context-section {
    padding: 100px 0;
    background: rgba(0,0,0,0.2);
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
}

.context-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.context-text {
    max-width: 600px;
    text-align: center;
}

.context-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.context-text p {
    color: var(--text-muted);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.context-list {
    list-style: none;
    text-align: left;
    display: inline-block;
}

.context-list li {
    margin-bottom: 15px;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 25px;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--card-border);
}

.context-list li i {
    font-size: 20px;
}

/* Footer */
.footer {
    padding: 60px 0 20px;
    background: var(--bg-dark);
}

.footer-container {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 40px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 10px;
}

.whatsapp-link a {
    color: var(--primary-cyan);
    text-decoration: none;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
}

.footer-links h4 {
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animacoes de Scroll via classes */
.hidden {
    opacity: 0;
}

.fade-in {
    opacity: 0;
    animation: fadeIn 1s forwards;
}

.fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s forwards;
    animation-delay: var(--delay, 0s);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 1s forwards;
}

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

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

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

/* Pages Layout (Terms & Privacy) */
.page-header {
    padding: 150px 0 60px;
    text-align: center;
    background: rgba(0,0,0,0.2);
    border-bottom: 1px solid var(--card-border);
}

.page-content {
    padding: 60px 0 100px;
}

.legal-doc {
    max-width: 800px;
    margin: 0 auto;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 50px;
}

.legal-doc h2 {
    margin: 30px 0 15px;
    color: var(--primary-cyan);
}

.legal-doc p, .legal-doc ul {
    color: var(--text-light);
    margin-bottom: 20px;
    opacity: 0.9;
}

.legal-doc ul {
    padding-left: 20px;
}

.legal-doc li {
    margin-bottom: 8px;
}

/* Responsividade */
@media (max-width: 900px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content h1 {
        font-size: 2.8rem;
    }
    .hero-content p {
        margin: 0 auto 30px;
    }
    .hero-buttons {
        justify-content: center;
    }
    .hero-image {
        margin-top: 40px;
    }
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .whatsapp-link a {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none; /* Em um projeto real, faríamos um menu hamburguer */
    }
    .legal-doc {
        padding: 30px 20px;
    }
}