:root {
  --cream: #0b0f0e;
  --cream-deep: #101614;
  --ink: #ede6d9;
  --mute: #a09a8e;
  --paper: #121816;
  --teal: #3dffa0;
  --teal-deep: #0fbf74;
  --coral: #b073ff;
  --coral-soft: #241a35;
  --line: rgba(237, 230, 217, 0.14);
  --ok: #3dffa0;
  --err: #ff7d6e;
  --shadow: 0 10px 28px rgba(0, 0, 0, 0.5);
  --control: 44px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: Georgia, "Palatino Linotype", Palatino, serif;
  background: var(--cream);
  color: var(--ink);
  min-height: 100svh;
  line-height: 1.45;
}
a { color: var(--teal-deep); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(61, 255, 160, 0.25);
}
.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}
.kicker {
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--coral);
  margin: 0 0 0.3rem;
}
h1 { margin: 0; font-size: 1.45rem; font-weight: 600; }
label {
  display: block;
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  font-size: 0.78rem;
  margin: 0.7rem 0 0.25rem;
}
input, textarea, select, button {
  font: inherit;
  color: var(--ink);
}
input, textarea, select {
  width: 100%;
  min-height: var(--control);
  padding: 0.5rem 0.7rem;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  border-radius: 2px;
}
input::placeholder, textarea::placeholder { color: var(--mute); opacity: 1; }
textarea { min-height: 5.5rem; resize: vertical; }
button {
  min-height: var(--control);
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--teal-deep);
  background: var(--teal-deep);
  color: var(--cream);
  cursor: pointer;
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
}
button:hover {
  border-color: var(--teal);
  box-shadow: 0 0 12px rgba(61, 255, 160, 0.35);
}
button:active {
  box-shadow: 0 0 16px rgba(61, 255, 160, 0.5);
}
button:disabled { opacity: 0.55; cursor: not-allowed; }
button.ghost, .top nav button, .toolbar button.ghost {
  background: var(--paper);
  color: var(--teal-deep);
  border-color: var(--teal);
}
button.danger {
  background: transparent;
  color: var(--err);
  border-color: var(--err);
}
button.danger:hover {
  background: var(--coral-soft);
  border-color: var(--coral);
  color: var(--ink);
  box-shadow: 0 0 10px rgba(176, 115, 255, 0.3);
}
.err { color: var(--err); }
.ok { color: var(--ok); }
.hint, .lede, .note { color: var(--mute); }
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 1.6rem;
  padding: 0 0.5rem;
  background: var(--coral-soft);
  border: 1px solid var(--coral);
  color: var(--ink);
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  font-size: 0.78rem;
}
.badge[hidden] { display: none !important; }

.auth { display: grid; place-items: center; padding: 1.5rem; min-height: 100svh; }
.card {
  width: min(28rem, 100%);
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 1.6rem 1.3rem 1.8rem;
  box-shadow: var(--shadow);
}
.card.wide { width: min(40rem, 100%); }
.card hr { border: 0; border-top: 1px solid var(--line); margin: 1.6rem 0; }
/* Two-factor setup and the code step of sign-in */
.card img.qr { display: block; margin: 0.8rem 0; background: #fff; padding: 8px; border-radius: 10px; }
.backup-codes { list-style: none; padding: 0; margin: 0.4rem 0 1rem; display: grid; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); gap: 0.4rem; }
.backup-codes code, .card p code { font-family: "DejaVu Sans Mono", Consolas, monospace; font-size: 0.95rem; color: var(--teal); background: var(--cream-deep); padding: 0.25rem 0.5rem; border-radius: 6px; letter-spacing: 0.06em; }
.inline-form { margin-top: 0.8rem; }
#code-form input { font-size: 1.4rem; letter-spacing: 0.25em; text-align: center; }

.editor .top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.editor .top nav {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
}
.editor .top nav form { margin: 0; }
.editor .note { margin: 0; padding: 0.6rem 1rem; background: rgba(61, 255, 160, 0.08); }
.work {
  display: grid;
  grid-template-columns: minmax(12rem, 16rem) minmax(0, 1fr) minmax(16rem, 20rem);
  min-height: calc(100svh - 7.5rem);
}
.work aside {
  padding: 1rem;
  border-right: 1px solid var(--line);
  background: #0e1412;
}
.work aside.inspector {
  border-right: 0;
  border-left: 1px solid var(--line);
  background: var(--paper);
}
.work h2 {
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 0.7rem;
}
#pages { list-style: none; margin: 0 0 1rem; padding: 0; }
#pages button {
  width: 100%;
  text-align: left;
  margin: 0 0 0.35rem;
  background: transparent;
  color: var(--ink);
  border-color: transparent;
}
#pages button.on {
  background: var(--paper);
  border-color: var(--teal);
  color: var(--teal-deep);
}
.page-actions { display: grid; gap: 0.45rem; }
.pane { display: flex; flex-direction: column; min-width: 0; background: var(--cream); }
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.toolbar .grow { flex: 1; min-width: 8rem; }
.preview-stage {
  flex: 1;
  min-height: 45vh;
  display: flex;
  justify-content: center;
  background:
    linear-gradient(180deg, rgba(176, 115, 255, 0.10), transparent 40%),
    var(--cream-deep);
  padding: 0.8rem;
}
#preview {
  width: 100%;
  height: 100%;
  min-height: 45vh;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
}
.preview-stage.phone #preview {
  width: 375px;
  max-width: 100%;
}
.pane details {
  border-top: 1px solid var(--line);
  background: var(--paper);
}
.pane summary {
  min-height: var(--control);
  display: flex;
  align-items: center;
  padding: 0 0.8rem;
  cursor: pointer;
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
}
#src {
  min-height: 10rem;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  border: 0;
  border-top: 1px solid var(--line);
}
.status {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  border: 1px solid var(--line);
  padding: 0.7rem 0.75rem;
  margin: 0 0 0.8rem;
  background: var(--cream);
}
.status strong { display: block; }
.status .dot {
  width: 0.7rem;
  height: 0.7rem;
  margin-top: 0.3rem;
  border-radius: 50%;
  background: var(--mute);
  flex: 0 0 auto;
}
.status.thinking .dot, .status.working .dot { background: var(--teal); }
.status.finished .dot { background: var(--ok); }
.status.failed .dot { background: var(--err); }
.log {
  min-height: 6rem;
  max-height: 22vh;
  overflow: auto;
  border: 1px solid var(--line);
  padding: 0.6rem;
  margin: 0 0 0.7rem;
  background: var(--cream);
  font-size: 0.95rem;
}
.dialog-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  display: grid;
  place-items: center;
  padding: 1rem;
  z-index: 20;
}
.dialog-backdrop[hidden] { display: none !important; }
.dialog {
  width: min(28rem, 100%);
  background: var(--paper);
  padding: 1.2rem;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.dialog h2 { margin-bottom: 0.6rem; }
.dialog .err { margin: 0.6rem 0 0; }
.dialog .row { display: flex; gap: 0.5rem; justify-content: flex-end; margin-top: 1rem; }
.history { list-style: none; margin: 0; padding: 0; }
.history li {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: center;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}
.caveat {
  background: var(--coral-soft);
  padding: 0.7rem 0.8rem;
  margin: 0.8rem 0;
}
.field-row { display: grid; gap: 0.4rem; }
/* View switching. At >= 960px the switcher is hidden and the classic
   3-column desktop grid shows every panel at once (no regression). Below
   960px it becomes a sticky segmented control and .work shows only the
   panel whose data-panel matches the active panel on .work. */
@media (min-width: 960px) {
  #view-switch { display: none; }
  .work {
    grid-template-columns: minmax(12rem, 16rem) minmax(0, 1fr) minmax(16rem, 20rem);
  }
}
@media (max-width: 959.98px) {
  /* Keep the chrome short on phones so the page itself is on screen:
     one-line header, links in a row, no long intro paragraph. */
  .editor .top { padding-bottom: 0.4rem; margin-bottom: 0.4rem; align-items: center; }
  .editor .top h1 { font-size: 1.25rem; }
  .editor .top .kicker { display: none; }
  .editor .top nav { display: flex; flex-wrap: wrap; gap: 0.4rem 0.8rem; align-items: center; }
  .editor .top nav a, .editor .top nav button { width: auto; min-height: 36px; padding: 0.3rem 0.6rem; }
  .editor > .note { display: none; }
  .toolbar { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; }
  .toolbar #page-title { flex: 1 1 100%; }
  .toolbar button { width: auto; flex: 1 1 auto; }
  .toolbar #publish { flex: 1 1 100%; }
  .toolbar #unsaved { flex: 1 1 100%; text-align: left; }
  #view-switch {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    width: 100%;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }
  #view-switch [role="tab"] {
    flex: 1 1 0;
    min-height: 44px;
    min-width: 0;
    padding: 0.4rem 0.2rem;
    background: transparent;
    border: 0;
    border-bottom: 3px solid transparent;
    color: var(--ink);
  }
  #view-switch [role="tab"][aria-selected="true"] {
    color: var(--teal);
    border-bottom-color: var(--teal);
    box-shadow: 0 -3px 14px rgba(61, 255, 160, 0.35);
  }
  .work {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .work[data-active-panel="pages"] [data-panel]:not([data-panel="pages"]),
  .work[data-active-panel="edit"] [data-panel]:not([data-panel="edit"]),
  .work[data-active-panel="ai"] [data-panel]:not([data-panel="ai"]) {
    display: none;
  }
  /* The inspector has no data-panel of its own; its sections carry them.
     Hide the whole aside when Pages is active so it renders nothing. */
  .work[data-active-panel="pages"] #panel-inspector { display: none; }
  /* Cap the preview so #edit-tools below it stays reachable. */
  .work[data-active-panel="edit"] #preview { min-height: 28vh; max-height: 55vh; }
  .work aside, .work aside.inspector { border: 0; border-top: 1px solid var(--line); }
}
@media (max-width: 375px) {
  /* clip, not hidden: overflow-x:hidden turns html/body into scroll
     containers and silently breaks the sticky #view-switch. */
  html, body { overflow-x: clip; }
  .editor .top { flex-direction: column; align-items: stretch; }
  #view-switch [role="tab"] { min-height: 44px; width: auto; }
  .preview-stage.phone #preview { width: 100%; }
  .card button, .dialog button { width: 100%; text-align: center; }
}