:root {
    --color-primary: #292369;
    --color-primary-dark: #1f1a52;
    --color-secondary: #75e078;
    --color-accent: #f46e2d;
    --color-text-light: #ffffff;
    --color-text-dim: #aab2cd;
    --color-bg-dark: #12102e;

    --font-main: 'Inter', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s;
}

a:hover {
    opacity: 0.8;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Typography */
h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, #fff 0%, #aab2cd 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

p {
    color: var(--color-text-dim);
    margin-bottom: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent) 0%, #d65b1e 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(244, 110, 45, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-accent {
    background-color: var(--color-secondary);
    color: var(--color-primary-dark);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-xl {
    padding: 1.2rem 2.5rem;
    font-size: 1.2rem;
    border-radius: var(--radius-md);
}

/* Header */
.glass-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: var(--spacing-sm) 0;
    background: rgba(18, 16, 46, 0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.2rem;
    gap: var(--spacing-xs);
}

.logo img {
    border-radius: 8px;
}

.header-content nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Hero Section */
.hero {
    position: relative;
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text p {
    font-size: 1.2rem;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 600px;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.5s ease;
}

.hero-image:hover img {
    transform: perspective(1000px) rotateY(0deg);
}

.hero-glow {
    position: absolute;
    top: 50%;
    right: 0;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(41, 35, 105, 0.8) 0%, rgba(18, 16, 46, 0) 70%);
    transform: translate(20%, -50%);
    z-index: 0;
    pointer-events: none;
}

/* Features Section */
.features {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-primary-dark) 100%);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s, background 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(41, 35, 105, 0.8) 0%, rgba(117, 224, 120, 0.2) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-icon span {
    font-size: 32px;
    color: var(--color-secondary);
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-xl) 0;
    text-align: center;
    background: radial-gradient(circle at center, #2e2875 0%, var(--color-bg-dark) 100%);
}

.cta-section p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
}

/* Footer */
footer {
    padding: var(--spacing-lg) 0;
    background: #0b0a1c;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.copyright {
    font-size: 0.9rem;
    opacity: 0.5;
}

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-md);
    }

    .hero-text p {
        margin: 0 auto var(--spacing-md);
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-image img {
        transform: none;
        max-width: 100%;
        margin-top: var(--spacing-md);
    }

    .header-content nav a:not(.btn) {
        display: none;
    }
}