body { font-family: Arial, sans-serif; background: #ececec; min-height: 100vh; }
.fake-page { padding-top: 40px; }
.browser-chrome { max-width: 900px; margin: 0 auto; background: #dfe1e5; border-radius: 8px 8px 0 0; padding: 8px 12px; }
.tab { display: inline-block; background: #fff; padding: 6px 16px; border-radius: 6px 6px 0 0; font-size: 13px; }
.addr { background: #fff; margin-top: 4px; padding: 6px 12px; border-radius: 4px; font-size: 13px; color: #555; font-family: Consolas, monospace; }
.alert-card { max-width: 900px; margin: 0 auto; background: #fff; padding: 40px; text-align: center; border-radius: 0 0 8px 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.1); }
.chrome-logo { margin-bottom: 16px; }
.alert-card h1 { font-size: 28px; color: #d93025; margin-bottom: 12px; }
.lead { font-size: 16px; margin-bottom: 20px; color: #333; }
.warn-list { list-style: none; padding: 0; margin: 20px auto; max-width: 400px; text-align: left; }
.warn-list li { padding: 6px 0; font-size: 15px; }
.countdown { background: #fff4e5; border: 1px solid #f5a623; color: #a35c00; padding: 12px; border-radius: 4px; margin: 20px auto; max-width: 500px; font-size: 14px; }
.countdown strong { font-family: Consolas, monospace; font-size: 18px; }
.big-btn { background: #1a73e8; color: #fff; border: none; padding: 16px 40px; font-size: 18px; font-weight: bold; border-radius: 4px; cursor: pointer; margin: 10px 0; box-shadow: 0 2px 6px rgba(26,115,232,0.4); }
.big-btn:hover { background: #1557b0; }
.tiny { font-size: 11px; color: #888; margin-top: 10px; }