/* shared mechanics only; each site has its own design CSS */
*{box-sizing:border-box}body{margin:0}img,svg{max-width:100%;display:block}
.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:3rem;z-index:999;background:#fff;color:#000;padding:.5rem 1rem}
.demo-banner{background:#111;color:#e8e8e8;font:500 11.5px/1.35 system-ui,sans-serif;letter-spacing:.03em;text-align:center;padding:6px 10px;position:relative;z-index:60}.demo-banner a{color:#fff;font-weight:700;text-decoration:underline;text-underline-offset:2px;margin-left:6px;white-space:nowrap}.demo-banner a:focus-visible{outline:2px solid #fff;outline-offset:2px}
.ph{display:inline-block;background:#fff4c2;border:1px dashed #b88a00;color:#6b5000;font:700 10px/1.6 system-ui,sans-serif;letter-spacing:.06em;padding:0 6px;border-radius:4px;vertical-align:middle;margin-left:6px;text-transform:uppercase}
.ph-note{background:#fff8dc;border:1px dashed #b88a00;color:#4a3a00;font:14px/1.5 system-ui,sans-serif;padding:10px 14px;border-radius:6px}
.err{display:block;color:#b3261e;font-size:.82rem;margin-top:3px}[aria-invalid=true]{border-color:#b3261e!important}
.form-status{font-weight:600;min-height:1.4em}
.chat-fab{position:fixed;right:18px;bottom:18px;width:60px;height:60px;border-radius:50%;border:0;cursor:pointer;font-size:26px;z-index:70;background:var(--chat-bg,#222);color:var(--chat-fg,#fff);box-shadow:0 8px 24px rgba(0,0,0,.3)}
.chat-panel{position:fixed;right:14px;bottom:88px;width:min(360px,calc(100vw - 28px));height:480px;max-height:72vh;background:#fff;color:#222;border-radius:14px;box-shadow:0 18px 50px rgba(0,0,0,.3);display:flex;flex-direction:column;overflow:hidden;z-index:70;font:15px/1.45 system-ui,sans-serif}
.chat-panel[hidden]{display:none}.chat-head{background:var(--chat-bg,#222);color:var(--chat-fg,#fff);padding:12px 14px;font-weight:700;display:flex;justify-content:space-between;align-items:center}
.chat-x{background:none;border:0;color:inherit;font-size:22px;cursor:pointer}.chat-log{flex:1;overflow:auto;padding:12px;display:flex;flex-direction:column;gap:8px}
.cm{padding:8px 12px;border-radius:12px;max-width:86%}.cm.bot{background:#f1f1f1;align-self:flex-start}.cm.me{background:var(--chat-bg,#222);color:var(--chat-fg,#fff);align-self:flex-end}
.chat-chips{display:flex;flex-wrap:wrap;gap:6px;padding:0 12px 8px}.chat-chips button{border:1px solid #ccc;background:#fff;border-radius:999px;padding:4px 10px;font-size:13px;cursor:pointer}
.chat-form{display:flex;gap:6px;padding:10px;border-top:1px solid #eee}.chat-form input{flex:1;padding:9px;border:1px solid #ccc;border-radius:8px;font:inherit}
.chat-form button{background:var(--chat-bg,#222);color:var(--chat-fg,#fff);border:0;border-radius:8px;padding:0 14px;cursor:pointer}
:focus-visible{outline:3px solid var(--focus,#2563eb);outline-offset:2px}