:root {
    --bg: #090b0f;
    --bg2: #101522;
    --card: #171d2e;
    --text: #e9eefb;
    --muted: #a4b0cc;
    --accent: #4ade80;
    --accent2: #22d3ee;
    --border: #2b3550;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--text);
    background: radial-gradient(circle at 20% 0%, #151d2d 0%, var(--bg) 45%) no-repeat fixed;
    font-family: Inter, Segoe UI, sans-serif;
    overflow-x: hidden;
}

.bg-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
    z-index: -1;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 28px;
    background: rgba(8, 10, 15, 0.82);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: "Press Start 2P", monospace;
    font-size: 11px;
}

.brand-icon {
    width: 28px;
    height: 28px;
    image-rendering: pixelated;
}

.dev-tag {
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
}

.dev-tag strong {
    color: #9ae6b4;
}

nav a {
    color: var(--muted);
    text-decoration: none;
    margin-left: 16px;
    font-weight: 700;
}

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

main {
    max-width: 1080px;
    margin: 0 auto;
    padding: 30px 18px 80px;
}

.tab-switcher {
    display: inline-flex;
    gap: 8px;
    margin: 8px 0 16px;
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(16, 21, 34, 0.72);
}

.tab-btn {
    border: 1px solid transparent;
    border-radius: 10px;
    padding: 9px 14px;
    color: var(--muted);
    background: transparent;
    font-weight: 800;
    cursor: pointer;
}

.tab-btn:hover {
    color: var(--text);
    border-color: #354466;
}

.tab-btn.is-active {
    color: #05210f;
    border-color: #4ade80;
    background: linear-gradient(90deg, #4ade80, #22c55e);
}

.tab-panel {
    display: none;
}

.tab-panel.is-active {
    display: block;
}

.hero {
    text-align: center;
    padding: 52px 14px;
}

.preview-panel {
    margin-top: 14px;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 18px;
    align-items: center;
    padding: 22px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: linear-gradient(180deg, rgba(20, 28, 44, 0.96), rgba(14, 18, 30, 0.92));
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.24);
}

.preview-copy h2 {
    margin: 8px 0 12px;
    font-size: clamp(18px, 2.2vw, 26px);
}

.preview-copy p {
    color: var(--muted);
    line-height: 1.7;
}

.preview-chip {
    margin-bottom: 6px;
}

.preview-list {
    margin: 14px 0 0;
    padding-left: 18px;
    color: var(--text);
}

.preview-list li {
    margin-bottom: 8px;
}

.preview-shot {
    margin: 0;
    padding: 12px;
    border-radius: 18px;
    background: rgba(8, 10, 15, 0.45);
    border: 1px solid rgba(74, 222, 128, 0.18);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.preview-shot img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.38);
}

.chip {
    display: inline-block;
    margin: 0 0 14px;
    border: 1px solid #3f4c75;
    color: var(--accent2);
    background: rgba(34, 211, 238, 0.1);
    border-radius: 999px;
    padding: 7px 12px;
    font-size: 12px;
    font-weight: 700;
}

h1,
h2,
h3 {
    font-family: "Press Start 2P", monospace;
    line-height: 1.35;
}

h1 {
    font-size: clamp(24px, 4vw, 44px);
    margin: 6px 0 18px;
}

.sub {
    max-width: 760px;
    margin: 0 auto;
    color: var(--muted);
    font-size: 18px;
    line-height: 1.6;
}

.cta-row {
    margin-top: 26px;
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    text-decoration: none;
    padding: 12px 18px;
    border-radius: 10px;
    font-weight: 800;
    border: 1px solid transparent;
    transition: transform .18s ease, box-shadow .18s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.34);
}

.btn-primary {
    color: #05210f;
    background: linear-gradient(90deg, #4ade80, #22c55e);
}

.btn-ghost {
    color: var(--text);
    border-color: #364361;
    background: #172036;
}

.cards {
    margin-top: 12px;
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
    background: linear-gradient(180deg, #1a2439 0%, #141d2e 100%);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px;
}

.card h3 {
    font-size: 14px;
    margin-top: 0;
}

.card p {
    color: var(--muted);
    margin-bottom: 0;
}

.panel {
    margin-top: 34px;
    background: rgba(22, 28, 44, 0.88);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 22px;
}

.panel-sub {
    color: var(--muted);
}

.trust-list {
    margin: 10px 0 0;
    padding-left: 18px;
    color: var(--text);
}

.trust-list li {
    margin-bottom: 8px;
}

.changelog-panel {
    margin-top: 8px;
}

.changelog-head h2 {
    margin-top: 0;
}

.changelog-list {
    margin-top: 12px;
    display: grid;
    gap: 12px;
}

.change-entry {
    border: 1px solid #324163;
    border-radius: 14px;
    padding: 14px;
    background: linear-gradient(180deg, rgba(28, 37, 59, 0.88), rgba(19, 27, 44, 0.9));
}

.change-entry-header {
    display: flex;
    gap: 10px;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.version-tag {
    color: #092513;
    background: #83f2a8;
    border-radius: 999px;
    padding: 5px 10px;
    font-size: 12px;
    font-weight: 800;
}

.change-date {
    color: #9fb0d4;
    font-size: 13px;
    font-weight: 700;
}

.change-title {
    margin: 12px 0 8px;
    font-size: 16px;
}

.change-notes {
    margin: 0;
    padding-left: 18px;
    color: var(--text);
}

.change-notes li {
    margin-bottom: 8px;
}

.pushes-wrap {
    margin-top: 18px;
    border-top: 1px solid #2f3d5f;
    padding-top: 14px;
}

.pushes-title {
    margin: 0 0 10px;
    font-size: 14px;
}

.push-feed {
    display: grid;
    gap: 10px;
}

.push-item {
    border: 1px solid #2f3d5f;
    border-radius: 12px;
    padding: 10px 12px;
    background: rgba(18, 25, 39, 0.82);
}

.push-meta {
    color: #9fb0d4;
    font-size: 12px;
}

.push-item p {
    margin: 7px 0 0;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

th,
td {
    text-align: left;
    border-bottom: 1px solid #2b3550;
    padding: 12px;
}

th {
    color: #8ce2ff;
    font-size: 12px;
    letter-spacing: 0.4px;
}

.download {
    margin-top: 34px;
    text-align: center;
    padding: 30px 18px;
    border-radius: 16px;
    border: 1px solid #335463;
    background: linear-gradient(160deg, rgba(14, 165, 233, .16), rgba(34, 197, 94, .12));
}

.download .big {
    margin-top: 10px;
}

.tiny {
    color: var(--muted);
    font-size: 13px;
}

.checksum-link {
    color: #9be7ff;
    font-weight: 700;
}

.checksum-link:hover {
    color: #cbf5ff;
}

footer {
    text-align: center;
    color: var(--muted);
    padding: 26px 18px 42px;
    border-top: 1px solid var(--border);
}

@media (max-width: 760px) {
    .topbar {
        padding: 12px 14px;
        flex-direction: column;
        gap: 10px;
    }

    .dev-tag {
        order: 3;
    }

    nav a {
        margin: 0 8px;
    }

    .sub {
        font-size: 16px;
    }

    .preview-panel {
        grid-template-columns: 1fr;
        padding: 16px;
    }

    .tab-switcher {
        width: 100%;
    }

    .tab-btn {
        flex: 1;
    }
}