:root {
    --bg-color: #05060A;
    --accent-blue: #3399FF;
    --accent-glow: rgba(51, 153, 255, 0.18);
    --card-fill: rgba(255, 255, 255, 0.04);
    --card-border: rgba(255, 255, 255, 0.12);
    --body-text: rgba(255, 255, 255, 0.85);
    --dim-text: rgba(255, 255, 255, 0.40);
    --font-mono: 'IBM Plex Mono', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

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

.mesh-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 20% 20%, rgba(51, 153, 255, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.05) 0%, transparent 40%);
}

header {
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo img {
    width: 40px;
    height: 40px;
}

.logo span {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--accent-blue);
}

.nav-links a {
    color: var(--dim-text);
    text-decoration: none;
    font-size: 0.9rem;
    margin-left: 2rem;
    transition: color 0.3s;
}

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

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.hero {
    text-align: center;
    margin-bottom: 6rem;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    background: linear-gradient(180deg, #FFFFFF 0%, rgba(255, 255, 255, 0.7) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--dim-text);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2.5rem;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary {
    background-color: var(--accent-blue);
    color: white;
    box-shadow: 0 8px 24px rgba(51, 153, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(51, 153, 255, 0.4);
}

.actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--accent-glow);
    border: 1px solid rgba(51, 153, 255, 0.3);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.screenshots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.screenshot-card {
    background: var(--card-fill);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 1rem;
    backdrop-filter: blur(12px);
    transition: transform 0.3s, border-color 0.3s;
    cursor: pointer;
}

.screenshot-card:hover {
    transform: translateY(-5px);
    border-color: rgba(51, 153, 255, 0.4);
}

/* Lightbox */
#lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
}

#lightbox.active {
    display: flex;
}

#lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 12px;
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6);
    animation: lightbox-in 0.2s ease;
}

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

.screenshot-card img {
    width: 100%;
    border-radius: 12px;
    display: block;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 4rem 0 6rem;
}

.feature-card {
    padding: 2rem;
    background: var(--card-fill);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.feature-card h3 {
    font-size: 1.1rem;
    color: var(--accent-blue);
    margin-bottom: 1rem;
    font-family: var(--font-mono);
    letter-spacing: 1px;
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--body-text);
    line-height: 1.5;
}

.legal {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
    border-top: 1px solid var(--card-border);
    padding-top: 4rem;
}

.legal-card h3 {
    font-size: 1.1rem;
    color: var(--accent-blue);
    margin-bottom: 1rem;
    font-family: var(--font-mono);
}

.legal-card p {
    font-size: 0.95rem;
    color: var(--dim-text);
}

.legal-card a {
    color: var(--accent-blue);
    text-decoration: none;
}

.legal-card a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--dim-text);
    font-size: 0.9rem;
}