From 5b651488b081b65fda8a323f228e139adb79a35d Mon Sep 17 00:00:00 2001
From: Chia <Chia@93.nz>
Date: Tue, 4 Aug 2026 19:58:52 +1200
Subject: Build AI gateway control plane and admin UI

---
 internal/adminui/assets/app.js     | 70 ++++++++++++++++++++++++++++++++++++++
 internal/adminui/assets/index.html | 66 +++++++++++++++++++++++++++++++++++
 internal/adminui/assets/style.css  | 13 +++++++
 3 files changed, 149 insertions(+)
 create mode 100644 internal/adminui/assets/app.js
 create mode 100644 internal/adminui/assets/index.html
 create mode 100644 internal/adminui/assets/style.css

(limited to 'internal/adminui/assets')

diff --git a/internal/adminui/assets/app.js b/internal/adminui/assets/app.js
new file mode 100644
index 0000000..f5ba048
--- /dev/null
+++ b/internal/adminui/assets/app.js
@@ -0,0 +1,70 @@
+const state = { token: sessionStorage.getItem('aigw_admin_token') || '', tenants: [], projects: [], providers: [], models: [], keys: [] };
+const $ = (selector) => document.querySelector(selector);
+const $$ = (selector) => [...document.querySelectorAll(selector)];
+
+function esc(value) {
+  return String(value ?? '').replace(/[&<>'"]/g, (char) => ({ '&':'&amp;', '<':'&lt;', '>':'&gt;', "'":'&#39;', '"':'&quot;' }[char]));
+}
+function date(value) { return value ? new Date(value).toLocaleString() : '—'; }
+function toast(message, error = false) {
+  const node = $('#toast'); node.textContent = message; node.className = `toast visible ${error ? 'error' : ''}`;
+  setTimeout(() => { node.className = 'toast'; }, 3200);
+}
+async function api(path, options = {}) {
+  const response = await fetch(`./api${path}`, { ...options, headers: { 'Content-Type': 'application/json', 'Authorization': `Bearer ${state.token}`, ...(options.headers || {}) } });
+  const payload = await response.json().catch(() => ({}));
+  if (!response.ok) throw new Error(payload?.error?.message || `Request failed (${response.status})`);
+  return payload;
+}
+function setConnected(connected) {
+  $('#connection-state').textContent = connected ? 'Connected' : 'Offline';
+  $('#connection-state').className = `state ${connected ? 'online' : ''}`;
+}
+function formJSON(form) { return Object.fromEntries(new FormData(form).entries()); }
+function selectOptions(items, valueKey, labelKey, empty = 'Select…') { return `<option value="">${empty}</option>${items.map(item => `<option value="${esc(item[valueKey])}">${esc(item[labelKey])}</option>`).join('')}`; }
+
+async function loadAll() {
+  if (!state.token) { setConnected(false); return; }
+  try {
+    [state.tenants, state.projects, state.providers, state.models, state.keys] = await Promise.all([
+      api('/tenants'), api('/projects'), api('/providers'), api('/models'), api('/keys')
+    ]);
+    const overview = await api('/overview');
+    renderOverview(overview); renderTenants(); renderProjects(); renderKeys(); renderProviders(); renderModels(); renderRouteEditor(); setConnected(true);
+  } catch (error) { setConnected(false); toast(error.message, true); }
+}
+function renderOverview(data) {
+  const propagation = !data.redis_configured ? 'PG polling' : data.redis_connected ? 'Redis live' : 'PG fallback';
+  const items = [['Tenants', data.tenants, 'active accounts'], ['Projects', data.projects, 'workspaces'], ['API keys', data.api_keys, 'active credentials'], ['Providers', data.providers, 'enabled upstreams'], ['Models', data.models, 'public routes'], ['Runtime', data.runtime_generation, `PG generation ${data.generation}`], ['Propagation', propagation, data.redis_configured ? 'automatic recovery' : 'Redis not configured']];
+  $('#metrics').innerHTML = items.map(([label, value, sub]) => `<article class="metric"><span>${label}</span><strong>${esc(value)}</strong><small>${sub}</small></article>`).join('');
+}
+function renderTenants() { $('#tenants-body').innerHTML = state.tenants.map(item => `<tr><td><strong>${esc(item.name)}</strong></td><td><code>${esc(item.slug)}</code></td><td><span class="badge ${item.status}">${esc(item.status)}</span></td><td>${date(item.created_at)}</td></tr>`).join('') || emptyRow(4); $('#project-tenant').innerHTML = selectOptions(state.tenants, 'id', 'name'); $('#key-tenant').innerHTML = selectOptions(state.tenants, 'id', 'name'); }
+function renderProjects() { $('#projects-body').innerHTML = state.projects.map(item => `<tr><td><strong>${esc(item.name)}</strong></td><td><code>${esc(item.tenant_id).slice(0, 8)}…</code></td><td>${esc(item.slug)}</td><td><span class="badge ${item.status}">${esc(item.status)}</span></td></tr>`).join('') || emptyRow(4); renderKeyProjects(); }
+function renderKeyProjects() { const tenant = $('#key-tenant').value; const projects = state.projects.filter(item => !tenant || item.tenant_id === tenant); $('#key-project').innerHTML = selectOptions(projects, 'id', 'name'); }
+function renderKeys() { $('#keys-body').innerHTML = state.keys.map(item => `<tr><td><strong>${esc(item.name)}</strong></td><td><code>${esc(item.key_prefix)}</code></td><td><code>${esc(item.project_id).slice(0, 8)}…</code></td><td>${(item.scopes || []).map(scope => `<span class="tag">${esc(scope)}</span>`).join('')}</td><td><span class="badge ${item.status}">${esc(item.status)}</span></td><td>${item.status === 'active' ? `<button class="text-button danger" data-revoke-key="${esc(item.id)}">Revoke</button>` : ''}</td></tr>`).join('') || emptyRow(6); }
+function renderProviders() { $('#providers-body').innerHTML = state.providers.map(item => `<tr><td><strong>${esc(item.name)}</strong></td><td><span class="tag">${esc(item.protocol)}</span></td><td class="truncate">${esc(item.base_url)}</td><td>${esc(item.route_count)}</td><td><span class="badge ${item.enabled ? 'active' : 'suspended'}">${item.enabled ? 'enabled' : 'disabled'}</span></td><td><button class="text-button" data-toggle-provider="${esc(item.id)}" data-enabled="${!item.enabled}">${item.enabled ? 'Disable' : 'Enable'}</button></td></tr>`).join('') || emptyRow(6); }
+function renderModels() { $('#models-body').innerHTML = state.models.map(item => `<tr><td><strong>${esc(item.public_id)}</strong></td><td>${esc(item.owned_by || '—')}</td><td><div class="route-list">${(item.routes || []).map(route => `<span>${esc(route.provider_name || route.provider_id).slice(0, 24)} → ${esc(route.upstream_model)} <em>p${route.priority} / w${route.weight}</em></span>`).join('')}</div></td><td><span class="badge ${item.enabled ? 'active' : 'suspended'}">${item.enabled ? 'enabled' : 'disabled'}</span></td><td><button class="text-button" data-toggle-model="${esc(item.id)}" data-enabled="${!item.enabled}">${item.enabled ? 'Disable' : 'Enable'}</button></td></tr>`).join('') || emptyRow(5); }
+function renderRouteEditor() { const current = $('#route-editor'); if (!current.children.length) addRoute(); $$('.route-provider').forEach(select => { const selected = select.value; select.innerHTML = selectOptions(state.providers.filter(item => item.enabled), 'id', 'name', 'Provider…'); select.value = selected; }); }
+function addRoute() { const wrapper = document.createElement('div'); wrapper.className = 'route-row'; wrapper.innerHTML = `<select class="route-provider" required></select><input class="route-upstream" required placeholder="Upstream model"><input class="route-priority" type="number" min="0" value="0" title="Priority"><input class="route-weight" type="number" min="1" max="100" value="100" title="Weight"><button class="icon-button remove-route" type="button" aria-label="Remove route">×</button>`; $('#route-editor').appendChild(wrapper); renderRouteEditor(); }
+function emptyRow(span) { return `<tr><td colspan="${span}" class="empty">No records yet</td></tr>`; }
+
+document.addEventListener('click', async (event) => {
+  const tab = event.target.closest('.tab'); if (tab) { $$('.tab').forEach(node => node.classList.toggle('active', node === tab)); $$('.section').forEach(node => node.classList.toggle('active', node.id === tab.dataset.section)); return; }
+  if (event.target.id === 'reload') { try { await api('/reload', { method: 'POST', body: '{}' }); await loadAll(); toast('Snapshot reloaded'); } catch (error) { toast(error.message, true); } }
+  if (event.target.id === 'add-route') addRoute();
+  if (event.target.closest('.remove-route')) { event.target.closest('.route-row').remove(); }
+  const revoke = event.target.closest('[data-revoke-key]'); if (revoke && confirm('Revoke this API key?')) { try { await api(`/keys/${revoke.dataset.revokeKey}/revoke`, { method: 'POST', body: '{}' }); await loadAll(); toast('API key revoked'); } catch (error) { toast(error.message, true); } }
+  const provider = event.target.closest('[data-toggle-provider]'); if (provider) { try { await api(`/providers/${provider.dataset.toggleProvider}/toggle`, { method: 'POST', body: JSON.stringify({ enabled: provider.dataset.enabled === 'true' }) }); await loadAll(); toast('Provider updated'); } catch (error) { toast(error.message, true); } }
+  const model = event.target.closest('[data-toggle-model]'); if (model) { try { await api(`/models/${model.dataset.toggleModel}/toggle`, { method: 'POST', body: JSON.stringify({ enabled: model.dataset.enabled === 'true' }) }); await loadAll(); toast('Model updated'); } catch (error) { toast(error.message, true); } }
+});
+$('#key-tenant').addEventListener('change', renderKeyProjects);
+$('#session-form').addEventListener('submit', async (event) => { event.preventDefault(); state.token = $('#admin-token').value.trim(); sessionStorage.setItem('aigw_admin_token', state.token); await loadAll(); });
+$('#tenant-form').addEventListener('submit', async (event) => { event.preventDefault(); try { await api('/tenants', { method: 'POST', body: JSON.stringify(formJSON(event.target)) }); event.target.reset(); await loadAll(); toast('Tenant created'); } catch (error) { toast(error.message, true); } });
+$('#project-form').addEventListener('submit', async (event) => { event.preventDefault(); try { await api('/projects', { method: 'POST', body: JSON.stringify(formJSON(event.target)) }); event.target.reset(); await loadAll(); toast('Project created'); } catch (error) { toast(error.message, true); } });
+$('#key-form').addEventListener('submit', async (event) => { event.preventDefault(); try { const data = formJSON(event.target); data.scopes = data.scopes.split(',').map(value => value.trim()).filter(Boolean); const result = await api('/keys', { method: 'POST', body: JSON.stringify(data) }); event.target.reset(); $('#created-secret').textContent = result.key; $('#secret-dialog').showModal(); await loadAll(); } catch (error) { toast(error.message, true); } });
+$('#provider-form').addEventListener('submit', async (event) => { event.preventDefault(); try { await api('/providers', { method: 'POST', body: JSON.stringify(formJSON(event.target)) }); event.target.reset(); await loadAll(); toast('Provider added'); } catch (error) { toast(error.message, true); } });
+$('#model-form').addEventListener('submit', async (event) => { event.preventDefault(); try { const data = formJSON(event.target); data.routes = $$('.route-row').map(row => ({ provider_id: row.querySelector('.route-provider').value, upstream_model: row.querySelector('.route-upstream').value, priority: Number(row.querySelector('.route-priority').value), weight: Number(row.querySelector('.route-weight').value) })); await api('/models', { method: 'POST', body: JSON.stringify(data) }); event.target.reset(); $('#route-editor').innerHTML = ''; renderRouteEditor(); await loadAll(); toast('Model created'); } catch (error) { toast(error.message, true); } });
+$('#close-dialog').addEventListener('click', () => $('#secret-dialog').close());
+$('#copy-secret').addEventListener('click', async () => { await navigator.clipboard.writeText($('#created-secret').textContent); toast('Key copied'); });
+$('#admin-token').value = state.token;
+if (state.token) loadAll();
diff --git a/internal/adminui/assets/index.html b/internal/adminui/assets/index.html
new file mode 100644
index 0000000..7869855
--- /dev/null
+++ b/internal/adminui/assets/index.html
@@ -0,0 +1,66 @@
+<!doctype html>
+<html lang="zh-CN">
+<head>
+  <meta charset="utf-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <title>AIGW Control Plane</title>
+  <link rel="icon" href="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Crect width='32' height='32' fill='%23102a3a'/%3E%3Ctext x='16' y='22' text-anchor='middle' font-family='Arial' font-weight='700' font-size='18' fill='%23b8eef7'%3EA%3C/text%3E%3C/svg%3E">
+  <link rel="stylesheet" href="./style.css">
+</head>
+<body>
+  <header class="topbar">
+    <div class="brand"><span class="brand-mark">A</span><div><strong>AIGW</strong><small>CONTROL PLANE</small></div></div>
+    <form class="session" id="session-form"><input id="admin-token" name="admin-token" type="password" placeholder="Admin token" autocomplete="current-password" aria-label="Admin token"><button type="submit">Connect</button><span id="connection-state" class="state">Offline</span></form>
+  </header>
+  <main class="shell">
+    <nav class="tabs" aria-label="Admin sections">
+      <button class="tab active" data-section="overview">Overview</button>
+      <button class="tab" data-section="tenants">Tenants</button>
+      <button class="tab" data-section="projects">Projects</button>
+      <button class="tab" data-section="keys">API keys</button>
+      <button class="tab" data-section="providers">Providers</button>
+      <button class="tab" data-section="models">Models & routes</button>
+    </nav>
+
+    <section id="overview" class="section active">
+      <div class="section-heading"><div><span class="eyebrow">OPERATIONS</span><h1>Control plane overview</h1></div><button class="button secondary" id="reload">Reload snapshot</button></div>
+      <div class="metric-grid" id="metrics"></div>
+      <div class="panel note"><div class="note-icon">i</div><div><strong>Runtime snapshot</strong><p>Writes commit to PostgreSQL and apply locally first. Redis accelerates propagation when available; PostgreSQL polling keeps every gateway convergent.</p></div></div>
+    </section>
+
+    <section id="tenants" class="section">
+      <div class="section-heading"><div><span class="eyebrow">IDENTITY</span><h1>Tenants</h1></div></div>
+      <form class="panel form-grid" id="tenant-form"><label>Slug<input name="slug" required pattern="[a-z0-9][a-z0-9-]{1,62}[a-z0-9]" placeholder="acme"></label><label>Name<input name="name" required placeholder="Acme Inc."></label><button class="button primary" type="submit">Create tenant</button></form>
+      <div class="panel table-wrap"><table><thead><tr><th>Name</th><th>Slug</th><th>Status</th><th>Created</th></tr></thead><tbody id="tenants-body"></tbody></table></div>
+    </section>
+
+    <section id="projects" class="section">
+      <div class="section-heading"><div><span class="eyebrow">IDENTITY</span><h1>Projects</h1></div></div>
+      <form class="panel form-grid" id="project-form"><label>Tenant<select name="tenant_id" id="project-tenant" required></select></label><label>Slug<input name="slug" required placeholder="production"></label><label>Name<input name="name" required placeholder="Production API"></label><button class="button primary" type="submit">Create project</button></form>
+      <div class="panel table-wrap"><table><thead><tr><th>Name</th><th>Tenant</th><th>Slug</th><th>Status</th></tr></thead><tbody id="projects-body"></tbody></table></div>
+    </section>
+
+    <section id="keys" class="section">
+      <div class="section-heading"><div><span class="eyebrow">ACCESS</span><h1>API keys</h1></div></div>
+      <form class="panel form-grid" id="key-form"><label>Tenant<select name="tenant_id" id="key-tenant" required></select></label><label>Project<select name="project_id" id="key-project" required></select></label><label>Name<input name="name" required placeholder="CLI production key"></label><label>Scopes<input name="scopes" value="inference" placeholder="inference,admin"></label><button class="button primary" type="submit">Create key</button></form>
+      <div class="panel warning"><strong>Key visibility</strong><span>The secret is shown only once after creation.</span></div>
+      <div class="panel table-wrap"><table><thead><tr><th>Name</th><th>Prefix</th><th>Project</th><th>Scopes</th><th>Status</th><th></th></tr></thead><tbody id="keys-body"></tbody></table></div>
+    </section>
+
+    <section id="providers" class="section">
+      <div class="section-heading"><div><span class="eyebrow">UPSTREAMS</span><h1>Providers</h1></div></div>
+      <form class="panel form-grid" id="provider-form"><label>Name<input name="name" required placeholder="openai-primary"></label><label>Protocol<select name="protocol"><option value="openai">OpenAI</option><option value="anthropic">Anthropic</option></select></label><label>Base URL<input name="base_url" type="url" required placeholder="https://api.example.com/v1"></label><label>API key<input name="api_key" type="password" required autocomplete="new-password" placeholder="Stored encrypted"></label><button class="button primary" type="submit">Add provider</button></form>
+      <div class="panel table-wrap"><table><thead><tr><th>Name</th><th>Protocol</th><th>Base URL</th><th>Routes</th><th>Status</th><th></th></tr></thead><tbody id="providers-body"></tbody></table></div>
+    </section>
+
+    <section id="models" class="section">
+      <div class="section-heading"><div><span class="eyebrow">ROUTING</span><h1>Models & routes</h1></div></div>
+      <form class="panel form-grid" id="model-form"><label>Public model ID<input name="public_id" required placeholder="openai/gpt-4.1-mini"></label><label>Owned by<input name="owned_by" placeholder="openai"></label><div class="route-editor" id="route-editor"></div><button class="button subtle" type="button" id="add-route">Add route</button><button class="button primary" type="submit">Create model</button></form>
+      <div class="panel table-wrap"><table><thead><tr><th>Public ID</th><th>Owner</th><th>Routes</th><th>Status</th><th></th></tr></thead><tbody id="models-body"></tbody></table></div>
+    </section>
+  </main>
+  <div id="toast" class="toast" role="status"></div>
+  <dialog id="secret-dialog"><div class="dialog-content"><div class="section-heading"><div><span class="eyebrow">ONE-TIME SECRET</span><h2>API key created</h2></div><button class="icon-button" id="close-dialog" aria-label="Close">×</button></div><p>Copy this key now. It will not be shown again.</p><code id="created-secret"></code><button class="button primary" id="copy-secret">Copy key</button></div></dialog>
+  <script src="./app.js" defer></script>
+</body>
+</html>
diff --git a/internal/adminui/assets/style.css b/internal/adminui/assets/style.css
new file mode 100644
index 0000000..dadb019
--- /dev/null
+++ b/internal/adminui/assets/style.css
@@ -0,0 +1,13 @@
+:root { --bg:#f3f5f7; --panel:#fff; --ink:#18212b; --muted:#71808e; --line:#dce3e8; --accent:#146c94; --accent-soft:#e5f2f7; --danger:#b4494d; --shadow:0 8px 24px rgba(29,47,61,.06); font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; }
+* { box-sizing:border-box; } body { margin:0; color:var(--ink); background:var(--bg); font-size:14px; } button,input,select { font:inherit; } button { cursor:pointer; }
+.topbar { height:72px; background:#102a3a; color:#fff; padding:0 32px; display:flex; align-items:center; justify-content:space-between; gap:24px; } .brand { display:flex; align-items:center; gap:11px; letter-spacing:0; } .brand-mark { width:32px; height:32px; display:grid; place-items:center; border:1px solid #8fd0df; color:#b8eef7; font-weight:800; } .brand strong { display:block; font-size:15px; } .brand small { color:#8ba9b9; font-size:9px; letter-spacing:0; } .session { display:flex; align-items:center; gap:8px; } .session input { width:220px; border:1px solid #3b5b6c; background:#18384b; color:#fff; padding:9px 11px; outline:none; } .session input::placeholder { color:#91acb9; } .session button { min-height:40px; border:1px solid #8fd0df; background:#b8eef7; color:#102a3a; padding:0 14px; font-weight:750; } .session button:hover { background:#d4f6fb; } .state { color:#9db0bb; font-size:12px; } .state.online { color:#86d5ad; }
+.shell { width:min(1240px,calc(100% - 48px)); margin:28px auto 60px; } .tabs { display:flex; gap:4px; border-bottom:1px solid var(--line); margin-bottom:26px; overflow:auto; } .tab { white-space:nowrap; border:0; background:transparent; color:var(--muted); padding:12px 15px; border-bottom:2px solid transparent; } .tab.active { color:var(--accent); border-bottom-color:var(--accent); font-weight:700; }
+.section { display:none; } .section.active { display:block; } .section-heading { display:flex; justify-content:space-between; align-items:flex-end; gap:20px; margin-bottom:19px; } .eyebrow { color:var(--accent); font-size:10px; letter-spacing:0; font-weight:800; } h1 { font-size:28px; line-height:1.1; margin:7px 0 0; letter-spacing:0; } h2 { margin:4px 0 0; font-size:20px; }
+.metric-grid { display:grid; grid-template-columns:repeat(6,1fr); gap:12px; } .metric { background:var(--panel); border:1px solid var(--line); padding:18px; box-shadow:var(--shadow); } .metric span,.metric small { display:block; color:var(--muted); } .metric strong { display:block; font-size:28px; margin:12px 0 3px; font-weight:750; } .metric small { font-size:11px; }
+.panel { background:var(--panel); border:1px solid var(--line); box-shadow:var(--shadow); padding:20px; margin-bottom:16px; } .note,.warning { display:flex; align-items:flex-start; gap:12px; } .note-icon { flex:0 0 22px; height:22px; border:1px solid var(--accent); color:var(--accent); display:grid; place-items:center; font-weight:700; } .note p { margin:5px 0 0; color:var(--muted); } .warning { color:#6d5523; background:#fff9e9; border-color:#ead9a9; box-shadow:none; } .warning span { margin-left:8px; color:#887650; }
+.form-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); align-items:end; gap:13px; } label { display:flex; flex-direction:column; gap:7px; color:var(--muted); font-size:12px; font-weight:650; } input,select { width:100%; border:1px solid var(--line); background:#fff; color:var(--ink); padding:10px 11px; min-height:40px; outline:none; } input:focus,select:focus { border-color:#69a9bf; box-shadow:0 0 0 3px var(--accent-soft); } .button { border:1px solid transparent; min-height:40px; padding:0 15px; font-weight:700; } .button.primary { color:#fff; background:var(--accent); } .button.primary:hover { background:#0d5879; } .button.secondary { color:var(--accent); background:var(--accent-soft); border-color:#c5e1ea; } .button.subtle { color:var(--accent); background:#fff; border-color:var(--line); grid-column:1; }
+.table-wrap { overflow:auto; padding:0; } table { width:100%; border-collapse:collapse; min-width:700px; } th,td { padding:14px 18px; text-align:left; border-bottom:1px solid var(--line); vertical-align:middle; } th { color:var(--muted); font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:0; background:#fbfcfd; } tbody tr:last-child td { border-bottom:0; } td { font-size:13px; } code { font-family:"SFMono-Regular",Consolas,monospace; font-size:12px; color:#486071; } .badge,.tag { display:inline-flex; align-items:center; padding:4px 7px; font-size:11px; line-height:1; } .badge { border:1px solid #d9e0e4; color:var(--muted); } .badge.active { color:#187151; background:#e9f7f0; border-color:#c7e9d9; } .badge.revoked,.badge.suspended { color:var(--danger); background:#fff0f0; border-color:#f0cccc; } .tag { color:#4c6572; background:#eef3f5; margin:2px 3px 2px 0; } .text-button { border:0; background:transparent; color:var(--accent); padding:5px 0; } .text-button.danger { color:var(--danger); } .empty { color:var(--muted); text-align:center; padding:32px; } .truncate { max-width:280px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
+.route-editor { grid-column:1/-1; display:flex; flex-direction:column; gap:8px; } .route-row { display:grid; grid-template-columns:1.4fr 1.4fr .6fr .6fr 34px; gap:8px; } .icon-button { border:1px solid var(--line); background:#fff; color:var(--muted); width:34px; height:34px; font-size:19px; } .route-list { display:flex; flex-direction:column; gap:3px; color:#486071; font-size:12px; } .route-list em { color:var(--muted); font-style:normal; margin-left:4px; }
+.toast { position:fixed; bottom:24px; right:24px; background:#102a3a; color:#fff; padding:12px 16px; opacity:0; transform:translateY(8px); pointer-events:none; transition:.2s; } .toast.visible { opacity:1; transform:none; } .toast.error { background:#8f3d42; } dialog { border:0; padding:0; width:min(460px,calc(100% - 32px)); box-shadow:0 18px 70px rgba(0,0,0,.22); } dialog::backdrop { background:rgba(16,42,58,.45); } .dialog-content { padding:24px; } .dialog-content p { color:var(--muted); } .dialog-content code { display:block; background:#f3f5f7; padding:15px; overflow:auto; color:var(--ink); margin:18px 0; }
+@media (max-width:900px) { .metric-grid { grid-template-columns:repeat(3,1fr); } .form-grid { grid-template-columns:repeat(2,minmax(0,1fr)); } .form-grid .button.primary { grid-column:1/-1; } }
+@media (max-width:620px) { .topbar { height:auto; padding:16px; align-items:flex-start; flex-direction:column; } .session { width:100%; } .session input { flex:1; width:auto; min-width:0; } .shell { width:calc(100% - 24px); margin-top:18px; } .metric-grid { grid-template-columns:repeat(2,1fr); } .form-grid { grid-template-columns:1fr; } .route-row { grid-template-columns:minmax(0,1fr) minmax(0,1fr) 34px; } .route-provider,.route-upstream { grid-column:1/-1; } h1 { font-size:24px; } }
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