:root {
    --bg-color: #0d0d12;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --accent-primary: #6366f1;
    /* Indigo */
    --accent-secondary: #8b5cf6;
    /* Violet */
    --accent-tertiary: #ec4899;
    /* Pink */
    --success-color: #10b981;
    --font-main: 'Outfit', sans-serif;
    --transition: all 0.3s ease;
    --glass-blur: blur(12px);
}

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

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

html {
    scroll-behavior: smooth;
}

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

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

.gradient-text {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text-alt {
    background: linear-gradient(135deg, var(--accent-tertiary), var(--accent-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid var(--card-border);
}

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

.btn-whatsapp {
    background-color: #25D366;
    color: white;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background-color: #20bd5a;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(13, 13, 18, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    height: 40px;
    /* Adjust based on header size */
    width: auto;
    border-radius: 8px;
    /* Soften the corners of the white background */
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-list a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-list a:hover {
    color: white;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
}

.mobile-menu-btn .bar {
    width: 25px;
    height: 2px;
    background-color: white;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 40%);
}

.hero-container {
    text-align: center;
    width: 100%;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Sections */
.section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

/* App Sections */
.app-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
}

.app-container.reversed {
    direction: rtl;
    /* Trick to swap columns visually mostly, but better to use grid areas or order */
}

.app-container.reversed>* {
    direction: ltr;
    /* Reset direction */
}

/* Better way for reversed order without RTL trick */
.app-container.reversed .app-content {
    grid-column: 2;
    grid-row: 1;
}

.app-container.reversed .app-visual {
    grid-column: 1;
    grid-row: 1;
}


.app-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.app-description {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.feature-list {
    list-style: none;
    margin-bottom: 40px;
}

.feature-list li {
    margin-bottom: 12px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.trial-text {
    font-size: 0.9rem;
    color: var(--success-color);
    margin-bottom: 8px;
    font-weight: 600;
}

/* Sliders */
.slider-container {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--card-bg);
    border-radius: 20px;
    border: 1px solid var(--card-border);
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.slider-track {
    display: flex;
    height: 100%;
    transition: transform 0.5s ease-in-out;
}

.slide {
    min-width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    opacity: 0;
}

.slider-container:hover .slider-btn {
    opacity: 1;
}

.slider-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.slider-btn.prev {
    left: 15px;
}

.slider-btn.next {
    right: 15px;
}

.slider-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
}

.dot {
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: white;
    transform: scale(1.2);
}

/* Contact Form */
.contact-section {
    background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
}

.contact-container {
    max-width: 600px;
}

.section-subtitle {
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.contact-form {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--card-border);
    backdrop-filter: var(--glass-blur);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 12px 16px;
    color: white;
    font-family: var(--font-main);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(0, 0, 0, 0.3);
}

/* Footer */
.footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--card-border);
    margin-top: 60px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.footer-links {
    display: flex;
    gap: 30px;
}

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

.footer-links a:hover {
    color: white;
}

.copyright {
    color: #52525b;
    font-size: 0.875rem;
}

/* Animations */
.fade-in,
.fade-in-left,
.fade-in-right,
.fade-in-up {
    opacity: 0;
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in {
    transform: translateY(0);
}

.fade-in-left {
    transform: translateX(-30px);
}

.fade-in-right {
    transform: translateX(30px);
}

.fade-in-up {
    transform: translateY(30px);
}

.visible {
    opacity: 1;
    transform: translate(0);
}

.delay-1 {
    transition-delay: 0.2s;
}

.delay-2 {
    transition-delay: 0.4s;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: 0.4s ease;
}

.mobile-menu.active {
    right: 0;
}

.mobile-nav-list {
    list-style: none;
    text-align: center;
}

.mobile-nav-list li {
    margin: 20px 0;
}

.mobile-nav-list a {
    font-size: 2rem;
    color: white;
    text-decoration: none;
    font-weight: 700;
}

.close-menu-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
}

/* Responsiveness */
@media (max-width: 768px) {
    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

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

    .app-container,
    .app-container.reversed {
        grid-template-columns: 1fr;
    }

    .app-container.reversed .app-content {
        grid-column: 1;
        grid-row: 1;
    }

    .app-container.reversed .app-visual {
        grid-column: 1;
        grid-row: 2;
    }

    .app-visual {
        order: -1;
        /* Place visual first on mobile */
        margin-bottom: 20px;
    }

    /* Override grid overrides to make visual on top for both */
    .app-container .app-visual {
        order: -1;
    }

    .app-container.reversed .app-visual {
        order: -1;
    }

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

    .feature-list li {
        justify-content: center;
    }

    .cta-wrapper {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
}

/* Video Container */
.video-container {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--card-bg);
    border-radius: 20px;
    border: 1px solid var(--card-border);
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.app-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}