:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --bg-dark: #020617;
    --bg-card: #0f172a;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #3b82f6;
    --container-width: 1100px;
    --transition: all 0.3s ease;
}

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

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

h1,
h2,
h3 {
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.text-center {
    text-align: center;
}

/* Header & Nav */
header {
    padding: 1.5rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.25rem;
}

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

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

/* Hero */
.hero {
    padding: 10rem 0 5rem;
    display: flex;
    align-items: center;
    gap: 4rem;
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff, var(--primary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

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

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

.btn-small {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
}

.btn-small:hover {
    background: var(--primary-color);
}

/* Sections */
section {
    padding: 5rem 0;
}

section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

/* Cards / Beneficios */
.grid {
    display: grid;
    gap: 2rem;
}

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

.card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
}

.icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.card h3 {
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-muted);
}

/* Steps */
.steps {
    max-width: 700px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    align-items: flex-start;
}

.step-number {
    background: var(--primary-color);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 800;
    flex-shrink: 0;
}

/* Screenshots */
.screenshots-grid-single {
    display: flex;
    justify-content: center;
}

.screenshot-main {
    max-width: 300px;
    border-radius: 2rem;
    border: 8px solid var(--bg-card);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

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

.screenshots-grid img {
    width: 100%;
    border-radius: 1rem;
    border: 4px solid var(--bg-card);
    transition: var(--transition);
}

.screenshots-grid img:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
}

.screenshots-grid img,
.hero-image img {
    object-fit: contain;
    background: #000;
}

/* FAQ */
.accordion {
    max-width: 800px;
    margin: 0 auto;
}

details {
    background: var(--bg-card);
    margin-bottom: 1rem;
    border-radius: 0.75rem;
    overflow: hidden;
}

summary {
    padding: 1.5rem;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    position: relative;
}

summary::after {
    content: '+';
    position: absolute;
    right: 1.5rem;
}

details[open] summary::after {
    content: '-';
}

details p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-muted);
}

/* Form */
form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

input,
textarea {
    width: 100%;
    padding: 1rem;
    background: var(--bg-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    border-radius: 0.5rem;
    font-family: inherit;
}

textarea {
    height: 150px;
    resize: vertical;
}

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

.full-width {
    width: 100%;
}

/* Footer */
footer {
    background: #000;
    padding: 5rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.footer-info p {
    color: var(--text-muted);
    margin-top: 1rem;
}

.footer-links h4,
.footer-contact h4 {
    margin-bottom: 1.5rem;
}

.footer-links ul li {
    margin-bottom: 0.75rem;
}

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

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Mobile Responsiveness */
@media (max-width: 968px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 8rem;
    }

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

    .nav-links {
        display: none;
    }

    /* Could add a hamburger menu if needed */

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .screenshots-grid {
        grid-template-columns: 1fr;
    }
}