@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;800&display=swap');

:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --primary-light: #818cf8;
    --secondary: #0ea5e9;
    --accent: #f43f5e;
    --bg-dark: #0f172a;
    --bg-light: #f8fafc;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --white: #ffffff;
    --glass: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

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

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.25rem 2rem;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary);
    text-decoration: none;
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

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

nav a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    position: relative;
    padding: 10rem 2rem 6rem;
    background: radial-gradient(circle at top right, var(--primary-light), transparent),
                radial-gradient(circle at bottom left, var(--secondary), transparent),
                var(--bg-dark);
    color: var(--white);
    text-align: center;
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://www.transparenttextures.com/patterns/cubes.png');
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(to bottom right, #fff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 0.8s ease-out;
}

.hero p {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    color: #94a3b8;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-image {
    margin-top: 3rem;
    animation: zoomIn 1s ease-out 0.4s backwards;
}

.hero-image img {
    width: 100%;
    max-width: 800px;
    border-radius: 24px;
    box-shadow: 0 30px 60px -12px rgba(0,0,0,0.5);
    border: 1px solid var(--glass-border);
}

.cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.3s backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.btn-primary {
    background: var(--white);
    color: var(--primary-dark);
    box-shadow: 0 4px 14px 0 rgba(255,255,255,0.39);
}

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

.btn-secondary {
    background: var(--glass);
    color: var(--white);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(4px);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

/* Features Section */
.section {
    padding: 8rem 2rem;
}

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

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    background: var(--white);
    padding: 3rem 2rem;
    border-radius: 24px;
    box-shadow: var(--shadow);
    transition: all 0.4s ease;
    border: 1px solid rgba(0,0,0,0.03);
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

/* Other Apps */
.other-apps {
    background: #f1f5f9;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.app-card {
    background: var(--white);
    border-radius: 24px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.app-card:hover {
    transform: translateY(-5px);
}

.app-icon-container {
    width: 100px;
    height: 100px;
    border-radius: 22px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.app-icon-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.app-card p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

/* Footer */
footer {
    background: var(--bg-dark);
    color: var(--white);
    padding: 4rem 2rem;
    text-align: center;
}

footer p {
    opacity: 0.6;
    margin-bottom: 1.5rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Responsive */
@media (max-width: 768px) {
    nav {
        padding: 1rem;
    }
    nav ul {
        display: none;
    }
    .section {
        padding: 4rem 1rem;
    }
    .hero {
        padding-top: 8rem;
    }
}