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

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a2e;
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b8;
    --accent: #6c63ff;
    --accent-hover: #7f78ff;
    --accent-glow: rgba(108, 99, 255, 0.25);
    --green: #4ade80;
    --border: rgba(255, 255, 255, 0.06);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

nav {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* Hero */
.hero {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 7rem 2rem 3rem;
    background: radial-gradient(ellipse at 50% 0%, var(--accent-glow) 0%, transparent 60%);
}

.hero-content {
    max-width: 680px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 0.75rem;
}

.tagline {
    font-size: 1.25rem;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.cta-button {
    display: inline-block;
    padding: 0.85rem 2rem;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background 0.2s, box-shadow 0.2s;
}

.cta-button:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 30px var(--accent-glow);
}

/* Sections */
section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

/* App Cards */
.app-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 3rem;
    margin-bottom: 2rem;
}

.app-card.featured {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card) 100%);
}

.app-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.app-header h3 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.app-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(74, 222, 128, 0.15);
    color: var(--green);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.app-badge.soon {
    background: rgba(108, 99, 255, 0.15);
    color: var(--accent);
}

.app-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1.25rem;
    font-style: italic;
}

.app-description {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    max-width: 600px;
}

.feature-list {
    list-style: none;
    margin-bottom: 2rem;
}

.feature-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.6rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}

.app-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.text-link {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

.text-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* Screenshots */
.app-screenshots {
    display: flex;
    gap: 2rem;
    margin-top: 2.5rem;
    justify-content: center;
    flex-wrap: wrap;
    padding: 2rem 1rem;
    background: rgba(108, 99, 255, 0.04);
    border-radius: 16px;
}

.phone-frame {
    width: 220px;
    height: 440px;
    background: #111;
    border-radius: 24px;
    padding: 8px;
    border: 2px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 25px rgba(108, 99, 255, 0.2);
    overflow: hidden;
    flex-shrink: 0;
}

.phone-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    border-radius: 16px;
}

/* Coming Soon */
.app-card.coming-soon {
    border: 1px dashed rgba(108, 99, 255, 0.3);
    background: var(--bg-secondary);
}

/* About */
.about-section p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
    line-height: 1.7;
}

/* Contact */
.contact-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.email-link {
    color: var(--accent);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    transition: color 0.2s;
}

.email-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

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

    .app-card {
        padding: 2rem 1.5rem;
    }

    .app-screenshots {
        gap: 1rem;
    }

    .phone-frame {
        width: 160px;
        height: 320px;
    }

    .nav-links {
        gap: 1.25rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1.05rem;
    }

    .phone-frame {
        width: 140px;
        height: 280px;
    }
}