:root {
    --bg: #141923;
    --bg-soft: #1f2637;
    --panel: #1a2234;
    --border: #3f4c6e;
    --line: #4ee32b;
    --line-soft: #2d8f32;
    --text: #e5eaf9;
    --muted: #95a3c9;
    --accent: #dce3ff;
    --chip: #2b354f;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    font-family: "Lucida Console", "Courier New", monospace;
    color: var(--text);
    background:
        radial-gradient(circle at 15% 18%, #2a3150 0, transparent 40%),
        radial-gradient(circle at 88% 80%, #212a44 0, transparent 36%),
        var(--bg);
    line-height: 1.5;
}

.scanlines {
    pointer-events: none;
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
        to bottom,
        rgba(189, 205, 247, 0.03),
        rgba(189, 205, 247, 0.03) 1px,
        transparent 1px,
        transparent 4px
    );
    opacity: 0.28;
    z-index: 1;
}

.topbar,
.container,
.footer {
    position: relative;
    z-index: 2;
}

.topbar {
    width: min(1040px, 92%);
    margin: 0 auto;
    text-align: left;
    padding: 3.5rem 1rem 2rem;
    border-bottom: 2px solid var(--line-soft);
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    color: var(--text);
    background: var(--chip);
    border: 1px solid var(--border);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
}

h1 {
    margin: 1rem 0 0.5rem;
    font-size: clamp(2rem, 5vw, 3.3rem);
    color: var(--accent);
    letter-spacing: 0.06em;
    text-shadow: 0 0 12px rgba(220, 227, 255, 0.15);
}

.tagline {
    margin: 0 0 0.25rem;
    color: var(--text);
}

.version {
    margin: 0;
    color: var(--muted);
}

.container {
    width: min(1040px, 92%);
    margin: 0 auto 3rem;
    display: grid;
    gap: 1rem;
}

.panel {
    background: linear-gradient(160deg, rgba(31, 38, 55, 0.95), rgba(26, 34, 52, 0.95));
    border: 1px solid var(--border);
    box-shadow: inset 0 0 0 1px rgba(89, 102, 138, 0.25);
    padding: 1.25rem;
}

.hero h2 {
    margin-top: 0;
}

h2 {
    margin: 0 0 0.85rem;
    color: var(--accent);
    text-transform: uppercase;
    border-bottom: 1px solid var(--line-soft);
    padding-bottom: 0.2rem;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1rem 0;
}

.download-single {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1rem;
    margin: 1rem 0;
}

.btn {
    display: inline-block;
    border: 1px solid var(--border);
    color: var(--accent);
    padding: 0.55rem 0.95rem;
    text-decoration: none;
    background: rgba(43, 53, 79, 0.55);
    cursor: pointer;
    font: inherit;
}

.btn:hover {
    border-color: var(--line);
    color: #f2fff0;
}

.btn.primary {
    background: linear-gradient(180deg, #4ca43f, #327132);
    border-color: #5cf03a;
    color: #eef8f0;
    font-weight: 700;
}

.btn.ghost {
    border-color: var(--line-soft);
    color: #c4ffb5;
}

.btn.small {
    padding: 0.45rem 0.8rem;
    font-size: 0.88rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.85rem;
}

.card {
    border: 1px solid var(--border);
    padding: 1rem;
    background: rgba(22, 27, 40, 0.78);
}

.card h3 {
    margin-top: 0;
    color: var(--accent);
}

.meta {
    color: var(--muted);
    font-size: 0.9rem;
}

.feature-list {
    margin: 0;
    padding-left: 0;
    list-style: none;
}

.feature-list li {
    margin: 0;
    padding: 0.42rem 0.65rem;
    border-top: 1px solid rgba(91, 106, 144, 0.3);
    color: #dde5fb;
}

.feature-list li:first-child {
    background: linear-gradient(90deg, rgba(60, 143, 67, 0.95), rgba(51, 109, 56, 0.88));
    color: #f4fff2;
    border-left: 4px solid var(--line);
}

.terminal {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    padding: 0.85rem;
    background: #161c29;
    border: 1px solid var(--border);
}

.terminal code {
    flex: 1 1 450px;
    color: #d5ffca;
    word-break: break-word;
}

.blink {
    margin-bottom: 0;
    color: var(--line);
    animation: blink 1s steps(2, jump-none) infinite;
}

.footer {
    text-align: center;
    padding: 1rem;
    color: var(--muted);
}

@keyframes blink {
    50% {
        opacity: 0.2;
    }
}

@media (max-width: 640px) {
    .topbar {
        padding: 2rem 0.6rem 1.6rem;
    }

    .panel {
        padding: 1rem;
    }
}