:root{--bg: #f5f7fa;--panel: #ffffff;--panel-2: #f0f2f5;--text: #1a1a2e;--muted: #4a5568;--accent: #1a6b4a;--accent-2: #22956a;--border: #e0e4ea;--danger: #dc3545}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Heebo,Segoe UI,system-ui,Arial,sans-serif;background:var(--bg);color:var(--text);direction:inherit;line-height:1.6}a{color:var(--accent-2);text-decoration:none}.wrap{max-width:1000px;margin:0 auto;padding:24px}header.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--border);background:var(--panel)}.brand{font-size:22px;font-weight:800;color:var(--accent-2)}.brand small{color:var(--muted);font-weight:400;font-size:13px;margin-inline-start:8px}.langbar{display:flex;justify-content:center;gap:4px;padding:8px 0;background:#0006;border-bottom:1px solid var(--border)}.langbar button{background:none;border:1px solid transparent;color:var(--muted);padding:5px 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