*{box-sizing:border-box;margin:0;padding:0}:root{--bg:#fdf6ec;--card:#fff;--primary:#e07a5f;--primary-dark:#c05f45;--accent:#3d8b8b;--text:#3d405b;--radius:18px;--shadow:0 4px 14px #3d405b26}html,body{background:var(--bg);height:100%;color:var(--text);overscroll-behavior:none;-webkit-tap-highlight-color:transparent;font-family:Segoe UI,system-ui,-apple-system,sans-serif}button{color:inherit;cursor:pointer;background:0 0;border:none;font-family:inherit}.screen{flex-direction:column;height:100dvh;display:none;overflow:hidden}.screen.active{display:flex}.app-header{text-align:center;padding:5vh 20px 3vh}.app-header h1{font-size:clamp(2rem,5vw,3rem)}.app-header p{opacity:.75;margin-top:8px;font-size:1.3rem}.app-header .test-link{color:#577590;opacity:.8;font-size:.95rem;text-decoration:none}.app-header .test-link:hover{text-decoration:underline}.bar{background:var(--card);box-shadow:var(--shadow);z-index:5;align-items:center;gap:10px;padding:10px 14px;display:flex}.bar 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