:root {
  --bg: #f7f8fa;
  --panel: #ffffff;
  --panel-2: #f1f3f6;
  --border: #e3e6eb;
  --text: #1b2230;
  --muted: #667085;
  --primary: #2563eb;
  --primary-ink: #ffffff;
  --code-bg: #0f172a;
  --code-text: #e2e8f0;
  --get: #16a34a;
  --post: #d97706;
  --patch: #7c3aed;
  --put: #2563eb;
  --delete: #dc2626;
  --ok: #16a34a;
  --warn: #d97706;
  --err: #dc2626;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 4px 16px rgba(16, 24, 40, .06);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0f17; --panel: #121826; --panel-2: #182032; --border: #253049; --text: #e6e9ef;
    --muted: #94a0b8; --primary: #3b82f6; --code-bg: #0a0e16; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0b0f17; --panel: #121826; --panel-2: #182032; --border: #253049; --text: #e6e9ef;
  --muted: #94a0b8; --primary: #3b82f6; --code-bg: #0a0e16; color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg); color: var(--text);
  font: 14px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre, .mono { font-family: var(--mono); font-size: 12.5px; }
:not(pre) > code { background: var(--panel-2); border: 1px solid var(--border); padding: 1px 5px; border-radius: 5px; }
h1 { font-size: 26px; margin: 0 0 8px; letter-spacing: -.01em; }
h2 { font-size: 18px; margin: 28px 0 10px; }
h3 { font-size: 15px; margin: 20px 0 8px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.muted { color: var(--muted); }

/* Buttons & inputs */
.btn {
  display: inline-flex; align-items: center; gap: 6px; height: 34px; padding: 0 14px;
  border-radius: 8px; border: 1px solid var(--border); background: var(--panel); color: var(--text);
  font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--panel-2); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn-primary:hover { filter: brightness(1.08); background: var(--primary); }
.btn-ghost { background: transparent; }
.btn-sm { height: 28px; padding: 0 10px; font-size: 12.5px; }
.btn-block { width: 100%; justify-content: center; height: 42px; }
.icon-btn {
  width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel); color: var(--text); cursor: pointer; font-size: 15px;
}
.icon-btn:hover { background: var(--panel-2); }
.input, .select, textarea.input {
  height: 34px; padding: 0 10px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel); color: var(--text); font: inherit; min-width: 0;
}
textarea.input { height: auto; padding: 10px; font-family: var(--mono); font-size: 12.5px; resize: vertical; }
.input:focus, .select:focus, textarea.input:focus, .search:focus { outline: 2px solid color-mix(in srgb, var(--primary) 40%, transparent); border-color: var(--primary); }

/* Gate */
.gate {
  min-height: 100vh; display: grid; place-items: center; padding: 16px;
  background: radial-gradient(1200px 600px at 50% -10%, color-mix(in srgb, var(--primary) 18%, transparent), transparent), var(--bg);
}
.gate-card {
  width: 100%; max-width: 400px; background: var(--panel); border: 1px solid var(--border);
  border-radius: 16px; padding: 32px 28px; box-shadow: var(--shadow); text-align: center;
}
.lock-icon { width: 56px; height: 56px; margin: 18px auto 10px; border-radius: 50%; display: grid; place-items: center; background: var(--panel-2); color: var(--primary); }
.gate-text { color: var(--muted); margin: 0 0 20px; }
.gate-input { display: flex; gap: 8px; margin-bottom: 12px; }
.gate-input input { flex: 1; height: 42px; padding: 0 12px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel); color: var(--text); font: inherit; }
.gate-input .icon-btn { width: 42px; height: 42px; }
.gate-error { color: var(--err); min-height: 20px; margin: 10px 0 0; font-size: 13px; }
.shake { animation: shake .35s; }
@keyframes shake { 25% { transform: translateX(-6px); } 75% { transform: translateX(6px); } }

/* Brand */
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand .logo-img { height: 32px; width: auto; display: block; }
.brand-sub { padding-left: 10px; border-left: 1px solid var(--border); color: var(--muted); font-weight: 600; }
.brand-stack { display: grid; justify-items: center; gap: 10px; }
.brand-stack .logo-img { height: 72px; width: auto; }
.gate-title { font-size: 18px; margin: 0; }
/* iPost logo: dark wordmark on light theme, white wordmark on dark theme */
.logo-for-dark { display: none !important; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .logo-for-light { display: none !important; }
  :root:not([data-theme="light"]) .logo-for-dark { display: block !important; }
}
:root[data-theme="dark"] .logo-for-light { display: none !important; }
:root[data-theme="dark"] .logo-for-dark { display: block !important; }

/* Layout */
.app { display: grid; grid-template-columns: 280px 1fr; grid-template-rows: 56px 1fr; height: 100vh; }
.topbar {
  grid-column: 1 / -1; display: flex; align-items: center; gap: 16px; padding: 0 16px;
  border-bottom: 1px solid var(--border); background: var(--panel);
}
.menu-btn { display: none; }
.top-tabs { display: flex; gap: 4px; margin-left: 12px; }
.top-tab { padding: 6px 12px; border-radius: 8px; color: var(--muted); font-weight: 600; }
.top-tab:hover { background: var(--panel-2); text-decoration: none; }
.top-tab.active { color: var(--primary); background: color-mix(in srgb, var(--primary) 10%, transparent); }
.top-actions { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.base-url { display: flex; align-items: center; height: 34px; border: 1px solid var(--border); border-radius: 8px; background: var(--panel-2); overflow: hidden; width: 380px; min-width: 0; }
.base-url span { padding: 0 10px; font-size: 12px; font-weight: 700; color: var(--muted); white-space: nowrap; border-right: 1px solid var(--border); height: 100%; display: grid; place-items: center; }
.base-url input { flex: 1; min-width: 0; height: 100%; border: 0; padding: 0 10px; background: var(--panel); color: var(--text); font-size: 12.5px; }
.base-url:focus-within { border-color: var(--primary); outline: 2px solid color-mix(in srgb, var(--primary) 40%, transparent); }
.base-url input:focus { outline: none; }
.sidebar { border-right: 1px solid var(--border); background: var(--panel); overflow-y: auto; padding: 14px 10px 40px; }
.search { width: 100%; height: 34px; padding: 0 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel-2); color: var(--text); font: inherit; margin-bottom: 10px; }
.nav-section { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 700; margin: 16px 8px 6px; }
.nav-link { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 7px; color: var(--text); font-size: 13px; }
.nav-link:hover { background: var(--panel-2); text-decoration: none; }
.nav-link.active { background: color-mix(in srgb, var(--primary) 12%, transparent); color: var(--primary); font-weight: 600; }
.nav-link .m { width: 44px; flex: none; }
.main { overflow-y: auto; }
.page { max-width: 1180px; margin: 0 auto; padding: 32px 32px 80px; }

/* Method badge */
.m { display: inline-block; font-family: var(--mono); font-size: 10.5px; font-weight: 800; letter-spacing: .02em; text-align: center; border-radius: 5px; padding: 1px 0; }
.m-GET { color: var(--get); } .m-POST { color: var(--post); } .m-PATCH { color: var(--patch); } .m-PUT { color: var(--put); } .m-DELETE { color: var(--delete); }
.m-pill { padding: 3px 9px; color: #fff !important; font-size: 12px; }
.m-pill.m-GET { background: var(--get); } .m-pill.m-POST { background: var(--post); } .m-pill.m-PATCH { background: var(--patch); } .m-pill.m-PUT { background: var(--put); } .m-pill.m-DELETE { background: var(--delete); }

/* Endpoint page */
.ep-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 8px 0 14px; }
.ep-path { font-family: var(--mono); font-size: 15px; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; overflow-wrap: anywhere; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.tag { font-size: 12px; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--border); background: var(--panel); color: var(--muted); }
.tag-public { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.tag-bearer { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.tag-role { color: var(--patch); border-color: color-mix(in srgb, var(--patch) 40%, transparent); }
.grid-2 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; align-items: start; }
.sticky { position: sticky; top: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.card + .card { margin-top: 16px; }
.card-head { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-bottom: 1px solid var(--border); background: var(--panel-2); font-weight: 600; font-size: 13px; }
.card-head .spacer { flex: 1; }
.card-body { padding: 14px; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th, .tbl td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.tbl th { color: var(--muted); font-weight: 600; font-size: 12px; background: var(--panel-2); }
.tbl tr:last-child td { border-bottom: 0; }
.req { color: var(--err); font-size: 11px; font-weight: 700; margin-left: 4px; }
.type { color: var(--muted); font-family: var(--mono); font-size: 12px; }
pre.code {
  margin: 0; padding: 14px; background: var(--code-bg); color: var(--code-text); overflow: auto;
  max-height: 460px; white-space: pre; tab-size: 2;
}
.j-key { color: #93c5fd; } .j-str { color: #86efac; } .j-num { color: #fca5a5; } .j-bool { color: #f9a8d4; } .j-null { color: #c4b5fd; }
.tabs { display: flex; gap: 2px; flex-wrap: wrap; }
.tab { border: 0; background: transparent; color: var(--muted); font: inherit; font-weight: 600; font-size: 12.5px; padding: 4px 9px; border-radius: 6px; cursor: pointer; }
.tab:hover { background: var(--panel); }
.tab.active { background: var(--panel); color: var(--text); box-shadow: 0 0 0 1px var(--border); }
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 4px; }
.s2 { color: var(--ok); } .s4 { color: var(--warn); } .s5 { color: var(--err); }
.callout { border: 1px solid var(--border); border-left: 4px solid var(--primary); background: var(--panel); border-radius: 8px; padding: 12px 14px; margin: 14px 0; }
.callout.warn { border-left-color: var(--warn); }
.steps { counter-reset: s; list-style: none; padding: 0; }
.steps li { counter-increment: s; position: relative; padding: 0 0 14px 38px; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--primary); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 12px; }
.ep-list { display: grid; gap: 8px; }
.ep-row { display: flex; gap: 10px; align-items: center; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; background: var(--panel); color: var(--text); }
.ep-row:hover { border-color: var(--primary); text-decoration: none; }
.ep-row .m { width: 50px; }
.ep-row .p { font-family: var(--mono); font-size: 12.5px; }
.ep-row .t { color: var(--muted); margin-left: auto; font-size: 12.5px; text-align: right; }

/* Console (Postman-like) */
.console { display: grid; grid-template-columns: 260px minmax(0, 1fr); height: calc(100vh - 56px); }
.console-side { border-right: 1px solid var(--border); background: var(--panel); overflow-y: auto; }
.console-side .card-head { position: sticky; top: 0; z-index: 1; }
.c-item { display: flex; gap: 8px; align-items: center; padding: 6px 12px; cursor: pointer; font-size: 12.5px; border: 0; width: 100%; background: transparent; color: var(--text); text-align: left; font-family: inherit; }
.c-item:hover { background: var(--panel-2); }
.c-item .m { width: 44px; flex: none; }
.c-item .lbl { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.c-group { font-size: 11px; text-transform: uppercase; color: var(--muted); font-weight: 700; padding: 10px 12px 4px; letter-spacing: .05em; }
.console-main { overflow-y: auto; padding: 16px; display: grid; gap: 16px; align-content: start; }
.urlbar { display: flex; gap: 8px; }
.urlbar .select { width: 110px; font-weight: 700; font-family: var(--mono); }
.urlbar .input { flex: 1; font-family: var(--mono); font-size: 13px; }
.kv { width: 100%; border-collapse: collapse; }
.kv td { padding: 4px; }
.kv input[type=text] { width: 100%; }
.kv .chk { width: 28px; text-align: center; }
.kv .del { width: 34px; }
.resp-meta { display: flex; gap: 14px; font-size: 12.5px; margin-left: auto; font-weight: 600; }
.empty { padding: 40px 16px; text-align: center; color: var(--muted); }
.switch { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--muted); cursor: pointer; user-select: none; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.field { display: grid; gap: 4px; margin-bottom: 10px; font-size: 12.5px; color: var(--muted); font-weight: 600; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); opacity: 0;
  background: var(--text); color: var(--bg); padding: 9px 16px; border-radius: 8px; font-weight: 600;
  transition: .2s; pointer-events: none; z-index: 100;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 1000px) {
  .grid-2 { grid-template-columns: minmax(0, 1fr); }
  .sticky { position: static; }
}
@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; }
  .menu-btn { display: inline-block; }
  .sidebar { position: fixed; top: 56px; bottom: 0; left: 0; width: 280px; z-index: 20; transform: translateX(-100%); transition: .2s; box-shadow: var(--shadow); }
  .sidebar.open { transform: none; }
  .brand-sub, .top-tabs { display: none; }
  .top-actions #export-btn, .base-url span { display: none; }
  .top-actions { min-width: 0; flex: 1; justify-content: flex-end; }
  .base-url { width: auto; flex: 1; }
  .page { padding: 20px 16px 60px; }
  .console { grid-template-columns: 1fr; height: auto; }
  .console-side { max-height: 240px; border-right: 0; border-bottom: 1px solid var(--border); }
  .urlbar { flex-wrap: wrap; }
  .urlbar .input { flex-basis: 100%; order: 3; }
}
@media (max-width: 760px) { .app.show-tabs .top-tabs { display: flex; } }