:root {
    --primary: #FF6B00;
    /* Naranja Energético */
    --secondary: #00D2FF;
    /* Turquesa */
    --dark: #0A192F;
    /* Azul Oscuro Profundo */
    --light: #F8F9FA;
    --glass: rgba(255, 255, 255, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    padding: 1.5rem 10%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(10, 25, 47, 0.8);
    backdrop-filter: blur(10px);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.logo span {
    color: var(--primary);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

nav a {
    text-decoration: none;
    color: var(--light);
    font-weight: 600;
    transition: 0.3s;
}

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

.btn-primary {
    background-color: var(--primary);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    color: white !important;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 107, 0, 0.3);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 10%;
    gap: 5%;
    background: radial-gradient(circle at 80% 20%, rgba(255, 107, 0, 0.15) 0%, transparent 40%);
    scroll-margin-top: 80px;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content h1 span {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.2rem;
    color: #8892B0;
    max-width: 600px;
    margin-bottom: 2rem;
}

.hero-btns {
    display: flex;
    gap: 1rem;
}

.btn-appstore,
.btn-playstore {
    padding: 1rem 2rem;
    border: 2px solid var(--secondary);
    border-radius: 12px;
    text-decoration: none;
    color: var(--light);
    font-weight: 600;
    transition: 0.3s;
}

.btn-appstore:hover,
.btn-playstore:hover {
    background: var(--secondary);
    color: var(--dark);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.glass-card {
    background: var(--glass);
    padding: 10px;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    min-width: 300px;
    min-height: 200px;
}

.glass-card img {
    max-width: 100%;
    border-radius: 16px;
    display: block;
}

.streak-badge {
    position: absolute;
    top: -20px;
    right: -20px;
    background: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 800;
    box-shadow: 0 10px 20px rgba(255, 107, 0, 0.4);
    animation: float 3s ease-in-out infinite;
    white-space: nowrap;
    z-index: 10;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* Features */
.features {
    padding: 100px 10%;
    text-align: center;
    scroll-margin-top: 80px;
}

.features h2 {
    font-size: 2.5rem;
    margin-bottom: 50px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 3rem 2rem;
    border-radius: 20px;
    transition: 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.05);
}

.feature-card .icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

/* Stats */
.stats-banner {
    background: linear-gradient(90deg, var(--primary), #FF8C00);
    padding: 50px 10%;
    display: flex;
    justify-content: space-around;
    text-align: center;
    scroll-margin-top: 80px;
}

.stat-item .number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
}

.stat-item .label {
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
}

/* Contact */
.contact {
    padding: 100px 10%;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    scroll-margin-top: 80px;
}

form {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

input,
textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem;
    border-radius: 10px;
    color: white;
    font-family: inherit;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
}

/* Footer */
footer {
    padding: 50px 10%;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.footer-links {
    margin: 1.5rem 0;
}

.footer-links a {
    color: #8892B0;
    text-decoration: none;
    margin: 0 10px;
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        padding-top: 150px;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    nav ul {
        display: none;
    }
}