:root {
    --bg-0: #0a0a0f;
    --bg-1: #12121a;
    --bg-2: #1a1a26;
    --card-border: #2a2a3d;
    --accent: #7c3aed;
    --accent-2: #06d6a0;
    --accent-glow: rgba(124, 58, 237, 0.45);
    --text-main: #eaeaf5;
    --text-dim: #9a9ab0;
    --danger: #ef4444;
    --success: #22c55e;
    --radius: 16px;
    --font: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    background: radial-gradient(circle at top, #17172a 0%, var(--bg-0) 60%);
    color: var(--text-main);
    min-height: 100vh;
    line-height: 1.5;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

a { color: var(--accent-2); text-decoration: none; }

/* ---------- Header ---------- */
.site-header {
    background: rgba(18, 18, 26, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--card-border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
}

.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 0.5px; }
.brand.center { justify-content: center; margin-bottom: 8px; }
.brand-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 36px; height: 36px; border-radius: 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    font-weight: 900; font-size: 18px; color: #fff;
    box-shadow: 0 0 20px var(--accent-glow);
}
.brand-name { font-size: 18px; }
.brand-name strong { color: var(--accent-2); }
.brand-name small { font-size: 11px; color: var(--text-dim); font-weight: 500; margin-left: 6px; }

.main-nav a, .admin-nav a {
    margin-left: 20px;
    color: var(--text-dim);
    font-weight: 600;
    font-size: 14px;
    transition: color .2s;
}
.main-nav a:hover, .main-nav a.active, .admin-nav a:hover { color: var(--text-main); }

/* ---------- Hero ---------- */
.hero { text-align: center; padding: 48px 0 16px; }
.hero h1 {
    font-size: 42px; margin: 0;
    background: linear-gradient(135deg, #fff, var(--accent-2));
    -webkit-background-clip: text; background-clip: text; color: transparent;
    letter-spacing: 2px;
}
.tagline { color: var(--text-dim); margin-top: 8px; }

.page-heading { text-align: center; padding: 32px 0 8px; }
.page-heading h1 { font-size: 32px; margin: 0; }

/* ---------- Download card ---------- */
.download-card {
    position: relative;
    background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 32px;
    max-width: 480px;
    margin: 32px auto;
    text-align: center;
    overflow: hidden;
    animation: fadeInUp .5s ease;
}

.card-glow {
    position: absolute; inset: -40% -40% auto -40%; height: 200px;
    background: radial-gradient(circle, var(--accent-glow), transparent 70%);
    pointer-events: none;
}

.latest-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(6, 214, 160, 0.12); color: var(--accent-2);
    padding: 6px 14px; border-radius: 999px; font-size: 12px; font-weight: 700;
    letter-spacing: 0.5px; margin-bottom: 16px;
}
.pulse-dot {
    width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2);
    box-shadow: 0 0 0 rgba(6, 214, 160, 0.6); animation: pulse 1.6s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(6, 214, 160, 0.6); }
    70% { box-shadow: 0 0 0 10px rgba(6, 214, 160, 0); }
    100% { box-shadow: 0 0 0 0 rgba(6, 214, 160, 0); }
}

.apk-name { font-size: 26px; margin: 0 0 4px; }
.version-tag {
    display: inline-block; background: var(--bg-0); border: 1px solid var(--card-border);
    padding: 4px 14px; border-radius: 999px; font-size: 13px; color: var(--accent-2); margin-bottom: 16px;
}
.apk-description { color: var(--text-dim); font-size: 14px; margin-bottom: 24px; }

.apk-meta {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
    margin-bottom: 28px;
}
.meta-item {
    background: var(--bg-0); border: 1px solid var(--card-border); border-radius: 12px; padding: 12px 8px;
}
.meta-label { display: block; font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .5px; }
.meta-value { display: block; font-size: 15px; font-weight: 700; margin-top: 4px; }

.download-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--accent), #a855f7);
    color: #fff; border: none; border-radius: 12px;
    padding: 16px; font-size: 16px; font-weight: 800; letter-spacing: 1px;
    cursor: pointer; box-shadow: 0 8px 24px var(--accent-glow);
    transition: transform .15s, box-shadow .15s; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}
.download-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 32px var(--accent-glow); }
.download-btn:active { transform: translateY(0); }
.download-btn.small { width: auto; padding: 12px 24px; font-size: 14px; }
.download-btn.ghost { background: transparent; border: 1px solid var(--accent); box-shadow: none; }
.download-btn:disabled { opacity: .6; cursor: not-allowed; transform: none; }
.btn-icon { font-size: 18px; }

.download-status { margin-top: 12px; font-size: 13px; min-height: 18px; color: var(--accent-2); }
.download-status.error { color: var(--danger); }

/* ---------- Icons (SVG, replaces emoji) ---------- */
.icon {
    width: 18px;
    height: 18px;
    vertical-align: -4px;
    display: inline-block;
}
.icon-sm { width: 14px; height: 14px; vertical-align: -2px; }
.btn-icon .icon { vertical-align: -3px; }
.icon.spin { animation: icon-spin 0.9s linear infinite; }
@keyframes icon-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
.changelog-col h3 { display: flex; align-items: center; gap: 6px; }
.info-link { display: inline-flex; align-items: center; gap: 6px; }
.admin-nav a { display: inline-flex; align-items: center; gap: 4px; }

.info-strip { text-align: center; margin: 24px 0 48px; }
.info-link { font-weight: 600; }

.empty-state h2 { color: var(--text-dim); }

/* ---------- Changelog ---------- */
.changelog-list { max-width: 720px; margin: 0 auto 60px; display: flex; flex-direction: column; gap: 20px; }
.changelog-entry {
    background: var(--bg-1); border: 1px solid var(--card-border); border-radius: var(--radius);
    padding: 24px;
}
.changelog-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; flex-wrap: wrap; gap: 8px; }
.changelog-version { font-weight: 800; color: var(--accent-2); font-size: 15px; margin-right: 8px; }
.tag-latest {
    background: var(--accent-2); color: #06231a; font-size: 10px; font-weight: 800;
    padding: 2px 8px; border-radius: 999px; letter-spacing: .5px;
}
.changelog-date { color: var(--text-dim); font-size: 13px; }
.changelog-title { margin: 4px 0 4px; font-size: 20px; }
.changelog-apk { color: var(--text-dim); font-size: 13px; margin: 0 0 12px; }
.changelog-content { font-size: 14px; color: var(--text-main); margin-bottom: 12px; }

.changelog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-top: 12px; }
.changelog-col h3 { font-size: 13px; margin: 0 0 8px; }
.changelog-col ul { margin: 0; padding-left: 18px; font-size: 13px; color: var(--text-dim); }
.changelog-col.added h3 { color: var(--success); }
.changelog-col.fixed h3 { color: #f59e0b; }
.changelog-col.removed h3 { color: var(--danger); }

.empty-note { text-align: center; color: var(--text-dim); padding: 40px 0; }

/* ---------- Footer ---------- */
.site-footer { text-align: center; color: var(--text-dim); font-size: 13px; padding: 24px 0; }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 520px) {
    .hero h1 { font-size: 32px; }
    .download-card { padding: 24px 18px; margin: 20px auto; }
    .apk-meta { grid-template-columns: 1fr 1fr; }
    .header-inner { padding: 12px 16px; }
    .main-nav a { margin-left: 12px; font-size: 13px; }
}