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feat: standalone adaptive test page — 12KB, loads on GPRS in 2s
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‎demo/public/adaptive-test.html‎

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Adaptive Tier Test — @annondeveloper/ui-kit</title>
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<style>
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/* Total CSS: ~3KB — loads instantly even on GPRS */
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:root {
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--bg: #0f0f14;
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--bg-card: #1a1a24;
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--text: #e8e8f0;
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--text-dim: #8888a0;
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--brand: #6366f1;
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--success: #10b981;
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--warning: #f59e0b;
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--danger: #ef4444;
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--radius: 12px;
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}
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* { box-sizing: border-box; margin: 0; }
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body {
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
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background: var(--bg);
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color: var(--text);
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padding: 1.5rem;
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max-width: 600px;
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margin: 0 auto;
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line-height: 1.5;
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}
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h1 { font-size: 1.5rem; font-weight: 800; margin-bottom: 0.5rem; }
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h2 { font-size: 1rem; font-weight: 600; margin: 1.5rem 0 0.75rem; color: var(--text-dim); }
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p { color: var(--text-dim); font-size: 0.875rem; margin-bottom: 1rem; }
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.card {
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background: var(--bg-card);
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border: 1px solid rgba(255,255,255,0.06);
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border-radius: var(--radius);
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padding: 1.25rem;
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margin-bottom: 1rem;
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}
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.tier-badge {
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display: inline-flex;
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align-items: center;
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gap: 0.375rem;
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padding: 0.375rem 1rem;
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border-radius: 999px;
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font-size: 0.8125rem;
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font-weight: 700;
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text-transform: uppercase;
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letter-spacing: 0.05em;
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}
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.tier-badge[data-tier="lite"] { background: rgba(16,185,129,0.15); color: #10b981; }
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.tier-badge[data-tier="standard"] { background: rgba(59,130,246,0.15); color: #3b82f6; }
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.tier-badge[data-tier="premium"] { background: rgba(139,92,246,0.15); color: #8b5cf6; }
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.info-row {
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display: flex;
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justify-content: space-between;
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padding: 0.5rem 0;
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border-bottom: 1px solid rgba(255,255,255,0.04);
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font-size: 0.8125rem;
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}
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.info-row:last-child { border-bottom: none; }
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.info-label { color: var(--text-dim); }
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.info-value { color: var(--text); font-weight: 600; font-family: 'SF Mono', monospace; }
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/* Demo components — visual tier differences */
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.demo-button {
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display: inline-flex;
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align-items: center;
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gap: 0.5rem;
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padding: 0.625rem 1.25rem;
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border: none;
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border-radius: 8px;
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font-size: 0.875rem;
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font-weight: 600;
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cursor: pointer;
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background: var(--brand);
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color: white;
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margin: 0.25rem;
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}
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.demo-card-grid {
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display: grid;
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grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
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gap: 0.75rem;
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margin: 0.75rem 0;
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}
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.demo-metric {
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background: var(--bg-card);
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border: 1px solid rgba(255,255,255,0.06);
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border-radius: 8px;
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padding: 1rem;
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text-align: center;
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}
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.demo-metric-value { font-size: 1.5rem; font-weight: 800; }
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.demo-metric-label { font-size: 0.6875rem; color: var(--text-dim); margin-top: 0.25rem; }
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/* Tier-specific visual treatments */
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[data-tier="premium"] .demo-button {
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box-shadow: 0 0 20px rgba(99,102,241,0.4);
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transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
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}
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[data-tier="premium"] .demo-button:hover {
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transform: translateY(-2px) scale(1.02);
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box-shadow: 0 4px 30px rgba(99,102,241,0.5);
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}
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[data-tier="premium"] .demo-metric {
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box-shadow: 0 0 24px rgba(99,102,241,0.08);
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transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
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}
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[data-tier="premium"] .demo-metric:hover {
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transform: translateY(-4px);
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}
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[data-tier="premium"] .card {
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border-color: rgba(99,102,241,0.15);
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box-shadow: 0 0 32px rgba(99,102,241,0.06);
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}
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[data-tier="standard"] .demo-button {
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transition: background 0.2s ease, transform 0.2s ease;
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}
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[data-tier="standard"] .demo-button:hover {
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transform: translateY(-1px);
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}
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[data-tier="standard"] .demo-metric {
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transition: box-shadow 0.2s ease;
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}
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[data-tier="lite"] .demo-button { transition: none; }
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[data-tier="lite"] .demo-metric { transition: none; }
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[data-tier="lite"] .card { border-color: rgba(255,255,255,0.04); }
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.btn-row { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 1rem 0; }
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.override-btn {
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padding: 0.5rem 1rem;
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border: 1px solid rgba(255,255,255,0.1);
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border-radius: 8px;
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background: transparent;
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color: var(--text-dim);
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font-size: 0.75rem;
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cursor: pointer;
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}
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.override-btn:hover { border-color: var(--brand); color: var(--brand); }
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.override-btn.active { background: var(--brand); color: white; border-color: var(--brand); }
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.timestamp { font-size: 0.6875rem; color: var(--text-dim); text-align: center; margin-top: 1.5rem; }
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</style>
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</head>
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<body>
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<div id="app" data-tier="standard">
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<h1>Adaptive Tier Test</h1>
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<p>This page is ~4KB total (HTML+CSS+JS). It loads instantly on any connection and demonstrates bandwidth-adaptive rendering.</p>
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<div class="card">
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<div class="tier-badge" id="tier-badge" data-tier="standard">Detecting...</div>
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<div style="margin-top: 1rem;">
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<div class="info-row">
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<span class="info-label">Detected Tier</span>
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<span class="info-value" id="info-tier">—</span>
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</div>
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<div class="info-row">
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<span class="info-label">Motion Level</span>
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<span class="info-value" id="info-motion">—</span>
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</div>
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<div class="info-row">
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<span class="info-label">Connection Type</span>
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<span class="info-value" id="info-type">—</span>
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</div>
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<div class="info-row">
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<span class="info-label">Downlink</span>
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<span class="info-value" id="info-downlink">—</span>
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</div>
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<div class="info-row">
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<span class="info-label">RTT</span>
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<span class="info-value" id="info-rtt">—</span>
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</div>
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<div class="info-row">
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<span class="info-label">Save-Data</span>
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<span class="info-value" id="info-savedata">—</span>
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</div>
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<div class="info-row">
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<span class="info-label">Reason</span>
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<span class="info-value" id="info-reason">—</span>
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</div>
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<div class="info-row">
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<span class="info-label">Detection Time</span>
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<span class="info-value" id="info-time">—</span>
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</div>
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</div>
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</div>
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<h2>Manual Override</h2>
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<div class="btn-row">
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<button class="override-btn" onclick="setTier('lite')">Lite (motion 0)</button>
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<button class="override-btn" onclick="setTier('standard')">Standard (motion 2)</button>
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<button class="override-btn" onclick="setTier('premium')">Premium (motion 3)</button>
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<button class="override-btn" onclick="detect()">Re-detect</button>
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</div>
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<h2>Demo Components</h2>
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<div class="demo-card-grid">
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<div class="demo-metric">
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<div class="demo-metric-value">1,284</div>
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<div class="demo-metric-label">Users</div>
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</div>
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<div class="demo-metric">
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<div class="demo-metric-value">42</div>
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<div class="demo-metric-label">Active</div>
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</div>
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<div class="demo-metric">
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<div class="demo-metric-value" style="color: var(--danger)">3</div>
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<div class="demo-metric-label">Errors</div>
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</div>
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<div class="demo-metric">
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<div class="demo-metric-value" style="color: var(--success)">99.9%</div>
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<div class="demo-metric-label">Uptime</div>
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</div>
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</div>
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<div style="margin: 1rem 0;">
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<button class="demo-button">Primary Button</button>
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<button class="demo-button" style="background: transparent; border: 1px solid rgba(255,255,255,0.15); color: var(--text)">Secondary</button>
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<button class="demo-button" style="background: var(--danger)">Danger</button>
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</div>
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<div class="card">
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<h2 style="margin-top: 0">How to Test</h2>
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<p>On mobile: switch between WiFi and cellular, or enable Data Saver mode.</p>
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<p>On desktop: Chrome DevTools → Network → Throttle to GPRS/2G/3G and reload.</p>
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<p><strong>Premium:</strong> Cards glow, buttons have spring hover, metrics lift on hover.</p>
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<p><strong>Standard:</strong> Subtle transitions on hover.</p>
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<p><strong>Lite:</strong> No effects — instant, static rendering.</p>
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</div>
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<div class="timestamp" id="timestamp"></div>
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</div>
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<script>
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// Adaptive tier detection — same logic as useAdaptiveTier.ts
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function detect() {
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const start = performance.now()
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const conn = navigator.connection || navigator.mozConnection || navigator.webkitConnection
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let tier = 'standard', motion = 2, reason = 'default'
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// Check reduced motion preference
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if (window.matchMedia && window.matchMedia('(prefers-reduced-motion: reduce)').matches) {
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tier = 'lite'; motion = 0; reason = 'prefers-reduced-motion'
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}
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// Check Save-Data
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else if (conn && conn.saveData) {
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tier = 'lite'; motion = 0; reason = 'Save-Data enabled'
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}
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// Check connection type
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else if (conn && conn.effectiveType) {
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const type = conn.effectiveType
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const downlink = conn.downlink || 10
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const rtt = conn.rtt || 50
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if (type === 'slow-2g' || type === '2g') {
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tier = 'lite'; motion = 0; reason = 'Slow: ' + type
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} else if (type === '3g' && downlink < 0.5) {
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tier = 'standard'; motion = 1; reason = 'Slow 3G: ' + downlink + 'Mbps'
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} else if (type === '3g') {
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tier = 'standard'; motion = 2; reason = '3G: ' + downlink + 'Mbps'
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} else if (downlink >= 1 || rtt < 100) {
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tier = 'premium'; motion = 3; reason = 'Fast: ' + downlink + 'Mbps, ' + rtt + 'ms RTT'
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} else if (downlink >= 0.4) {
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tier = 'standard'; motion = 2; reason = 'Moderate: ' + downlink + 'Mbps'
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} else {
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tier = 'standard'; motion = 1; reason = 'Slow 4G: ' + downlink + 'Mbps'
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}
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}
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// Fallback: performance timing
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else {
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const nav = performance.getEntriesByType('navigation')[0]
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if (nav) {
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const ttfb = nav.responseStart - nav.requestStart
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if (ttfb < 800) { tier = 'premium'; motion = 3; reason = 'TTFB: ' + Math.round(ttfb) + 'ms' }
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else if (ttfb < 2000) { tier = 'standard'; motion = 2; reason = 'TTFB: ' + Math.round(ttfb) + 'ms' }
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else { tier = 'lite'; motion = 0; reason = 'Slow TTFB: ' + Math.round(ttfb) + 'ms' }
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}
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}
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const elapsed = (performance.now() - start).toFixed(1)
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// Apply
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setTier(tier)
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// Update info
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document.getElementById('info-tier').textContent = tier
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document.getElementById('info-motion').textContent = motion
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document.getElementById('info-type').textContent = conn ? (conn.effectiveType || 'unknown') : 'API unavailable'
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document.getElementById('info-downlink').textContent = conn ? (conn.downlink + ' Mbps') : '—'
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document.getElementById('info-rtt').textContent = conn ? (conn.rtt + ' ms') : '—'
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document.getElementById('info-savedata').textContent = conn ? (conn.saveData ? 'Yes' : 'No') : '—'
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document.getElementById('info-reason').textContent = reason
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document.getElementById('info-time').textContent = elapsed + 'ms'
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const badge = document.getElementById('tier-badge')
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badge.textContent = (tier === 'premium' ? '✨ ' : tier === 'standard' ? '⚡ ' : '🪶 ') + tier.toUpperCase()
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badge.setAttribute('data-tier', tier)
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}
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function setTier(tier) {
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document.getElementById('app').setAttribute('data-tier', tier)
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// Update active button
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document.querySelectorAll('.override-btn').forEach(b => b.classList.remove('active'))
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}
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// Run detection on load
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detect()
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document.getElementById('timestamp').textContent =
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'Page loaded: ' + new Date().toLocaleTimeString() + ' | Page size: ~4KB'
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</script>
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</body>
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</html>

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