:root {
    --bg: #090d16;
    --surface: rgba(255, 255, 255, 0.03);
    --border: rgba(255, 255, 255, 0.08);
    --accent: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
    --text-main: #ffffff;
    --text-muted: #94a3b8;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
}

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

/* Fundo com efeito de luz sutil (Glow) */
body::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 172, 254, 0.15) 0%, rgba(0,0,0,0) 70%);
    top: -200px;
    right: -100px;
    z-index: -1;
}

header {
    padding: 30px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

.logo {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: var(--accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 100px 0;
    gap: 60px;
}

@media (max-width: 968px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 60px 0;
        gap: 40px;
    }
}

.hero-content {
    flex: 1.2;
}

.hero-content h1 {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 24px;
    background: linear-gradient(180deg, #ffffff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

@media (max-width: 480px) {
    .hero-content h1 { font-size: 40px; }
}

.hero-content p {
    font-size: 19px;
    font-weight: 300;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 540px;
}

@media (max-width: 968px) {
    .hero-content p { margin: 0 auto 40px auto; }
}

.hero-image {
    flex: 0.8;
    display: flex;
    justify-content: center;
    position: relative;
}

/* Mockup Elegante do Celular */
.phone-mockup {
    width: 290px;
    height: 590px;
    background: #000;
    border: 4px solid #2e3039;
    border-radius: 40px;
    padding: 10px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7), 0 0 40px rgba(79, 172, 254, 0.2);
    animation: float 6s ease-in-out infinite;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #111625;
    border-radius: 32px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.2);
    font-size: 14px;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(1deg); }
}

/* Botões Estilo Premium */
.download-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

@media (max-width: 968px) {
    .download-buttons { justify-content: center; }
}

.btn-premium {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #ffffff;
    color: #000000;
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid transparent;
}

.btn-premium.secondary {
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    border: 1px solid var(--border);
}

.btn-premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.4);
}

.btn-premium.secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Grid de Funcionalidades Glassmorphism */
.features {
    padding: 100px 0;
    border-top: 1px solid var(--border);
    position: relative;
}

.features h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 60px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 40px;
    border-radius: 20px;
    backdrop-filter: blur(12px);
    transition: border-color 0.3s;
}

.card:hover {
    border-color: rgba(79, 172, 254, 0.4);
}

.card .icon {
    width: 48px;
    height: 48px;
    background: rgba(79, 172, 254, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 20px;
    color: #4facfe;
}

.card h3 {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 12px;
}

.card p {
    color: var(--text-muted);
    font-size: 15px;
    font-weight: 300;
}

footer {
    padding: 40px 0;
    text-align: center;
    font-size: 14px;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
}