:root {
    --bg: #0e1116;
    --surface: #161a22;
    --surface-variant: #1e2430;
    --primary: #b69cff;
    --text: #e6e8ee;
    --text-muted: #aab0c0;
    --outline: rgba(255,255,255,0.08);
}

/* BASE */
body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    background: linear-gradient(
        180deg,
        #0e1116 0%,
        #14192a 100%
    );
    color: var(--text);
}

/* TOP BAR */
.top-bar {
    padding: 20px;
    text-align: center;
    font-weight: bold;
    border-bottom: 1px solid var(--outline);
    background: transparent;
}

/* LAYOUT */
.container {
    max-width: 720px;
    margin: auto;
    padding: 32px 20px;
}

/* HERO */
.hero {
    text-align: center;
    margin-bottom: 32px;
}

.hero-icon {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.45);
}

.hero-icon img {
    width: 88%;
    height: 88%;
    border-radius: 50%;
    object-fit: cover;
    background: #000;
}

.hero-icon::after {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: linear-gradient(
        135deg,
        rgba(182,156,255,0.35),
        rgba(56,249,215,0.35)
    );
    opacity: 0.35;
    z-index: -1;
    filter: blur(18px);
}

.hero h2 {
    margin-top: 24px;
    font-size: 2rem;
    font-weight: 800;
}

.version {
    color: var(--text-muted);
    margin-top: 4px;
}

/* CARD */
.card {
    background: var(--surface-variant);
    border-radius: 28px;
    padding: 24px;
    margin-bottom: 36px;
    border: 1px solid var(--outline);
}

.description {
    text-align: center;
    line-height: 1.6;
    color: var(--text);
}

/* FEATURES */
.features h3 {
    color: var(--primary);
    font-size: 0.85rem;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.feature {
    display: flex;
    gap: 16px;
    padding: 16px 0;
}

.feature + .feature {
    border-top: 1px solid var(--outline);
}

.feature-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(182,156,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.feature h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
}

.feature p {
    margin: 4px 0 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}


.screenshots {
    margin-top: 48px;
}

.screenshot-row {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 8px;
    scroll-snap-type: x mandatory;
}

.screenshot-row img {
    height: 420px;
    border-radius: 24px;
    border: 1px solid var(--outline);
    scroll-snap-align: start;
    box-shadow: 0 20px 50px rgba(0,0,0,0.45);
    transition: transform 0.35s ease;
}

.screenshot-row img:hover {
    transform: translateY(-6px) scale(1.02);
}

/* scrollbar polish */
.screenshot-row::-webkit-scrollbar {
    height: 6px;
}
.screenshot-row::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.15);
    border-radius: 999px;
}


.download-section {
    margin: 64px 0;
    text-align: center;
}

.primary-btn {
    background: linear-gradient(135deg, #b69cff, #38f9d7);
    color: #0b0f1a;
    border: none;
    padding: 14px 32px;
    border-radius: 999px;
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 20px 50px rgba(56,249,215,0.35);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.primary-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 30px 80px rgba(56,249,215,0.45);
}

/* FOOTER */
.footer-text {
    margin-top: 48px;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}