:root {
  --paper: #eef0ea;
  --canvas-line: rgba(23, 27, 31, 0.08);
  --ink: #171b1f;
  --ink-soft: rgba(23, 27, 31, 0.62);
  --ink-faint: rgba(23, 27, 31, 0.38);
  --line: rgba(23, 27, 31, 0.16);
  --line-strong: rgba(23, 27, 31, 0.4);
  --accent: #3d3af1;
  --accent-soft: rgba(61, 58, 241, 0.1);
  --coral: #ff6b4a;
  --white: #fbfbf8;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ===== Frame ===== */
.frame {
  max-width: 1100px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  background:
    linear-gradient(var(--canvas-line) 1px, transparent 1px) 0 0 / 100% 32px,
    var(--paper);
}

/* ===== Ruler ===== */
.ruler {
  display: flex;
  align-items: center;
  height: 28px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
}
.ruler__corner {
  width: 88px;
  flex-shrink: 0;
  text-align: center;
  border-right: 1px solid var(--line);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ruler__ticks {
  flex: 1;
  display: flex;
  justify-content: space-between;
  padding: 0 24px;
  overflow: hidden;
}
.ruler__ticks span {
  position: relative;
  padding-left: 6px;
}
.ruler__ticks span::before {
  content: "";
  position: absolute;
  left: 0; top: -6px;
  width: 1px; height: 6px;
  background: var(--line-strong);
}

@media (max-width: 640px) {
  .ruler__ticks span:nth-child(odd) { display: none; }
}

/* ===== Toolbar ===== */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 32px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.toolbar__file {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink-faint);
}
.dot--live {
  background: var(--coral);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.toolbar__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 17px;
}
.toolbar__role {
  font-size: 14px;
  color: var(--ink-soft);
}
.toolbar__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-faint);
}
.chip {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 3px 10px;
  color: var(--ink-soft);
}

/* ===== Canvas ===== */
.canvas {
  position: relative;
  flex: 1;
  padding: 96px 32px 64px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Collaborator cursor */
.cursor {
  position: absolute;
  top: 78px;
  left: 62%;
  display: flex;
  align-items: center;
  gap: 6px;
  animation: drift 9s ease-in-out infinite;
  pointer-events: none;
  z-index: 3;
}
.cursor__tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  background: var(--coral);
  color: var(--white);
  padding: 3px 8px;
  border-radius: 4px;
  white-space: nowrap;
}
@keyframes drift {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(-24px, 18px); }
  50% { transform: translate(10px, 40px); }
  75% { transform: translate(-8px, 14px); }
}
@media (prefers-reduced-motion: reduce) {
  .cursor { animation: none; }
}
@media (max-width: 720px) {
  .cursor { display: none; }
}

/* Selection box around headline */
.selection {
  position: relative;
  width: fit-content;
  border: 1.5px dashed var(--line-strong);
  padding: 28px 36px;
  margin-top: 8px;
}
.handle {
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 1px;
}
.handle--tl { top: -5px; left: -5px; }
.handle--tr { top: -5px; right: -5px; }
.handle--bl { bottom: -5px; left: -5px; }
.handle--br { bottom: -5px; right: -5px; }

.headline {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(48px, 9vw, 92px);
  line-height: 0.98;
  letter-spacing: -0.01em;
  margin: 0;
}
.headline em {
  font-style: italic;
  color: var(--accent);
}

.dims {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-faint);
  margin-top: -12px;
}

/* Pins */
.pin {
  appearance: none;
  border: none;
  cursor: pointer;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--coral);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  vertical-align: middle;
}
.pin--1 {
  position: absolute;
  top: -10px;
  right: -10px;
}
.pin--2 {
  position: absolute;
  bottom: -30px;
  left: 0;
}
.pin__note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-soft);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  max-width: 320px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.15s ease, transform 0.15s ease;
  position: absolute;
  z-index: 4;
}
.pin__note--1 {
  top: -6px;
  right: -8px;
  margin-top: 32px;
}
.pin__note--2 {
  top: 4px;
  left: 30px;
}
.pin--1:hover ~ .pin__note--1,
.pin--1:focus-visible ~ .pin__note--1,
.pin--1.is-open ~ .pin__note--1 {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.pin--2:hover ~ .pin__note--2,
.pin--2:focus-visible ~ .pin__note--2,
.pin--2.is-open ~ .pin__note--2 {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.subhead-row {
  position: relative;
  max-width: 46ch;
  margin: 4px 0 0;
  padding-bottom: 34px;
}
.subhead {
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
}

/* Inspector-style form */
.inspector {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  margin-top: 8px;
  flex-wrap: wrap;
}
.inspector__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.inspector__field label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}
.inspector__field input {
  font-family: var(--font-body);
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: var(--white);
  color: var(--ink);
  width: 280px;
  max-width: 60vw;
}
.inspector__field input::placeholder {
  color: var(--ink-faint);
}
.inspector__field input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

.btn {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  padding: 12px 20px;
  border: 1px solid var(--ink);
  border-radius: 4px;
  background: var(--ink);
  color: var(--white);
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
}
.btn:hover {
  background: var(--accent);
  border-color: var(--accent);
}
.btn:active {
  transform: translateY(1px);
}

.confirm {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  min-height: 1.4em;
  margin: 0;
}

/* Layers nav */
.layers {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: auto;
  padding-top: 40px;
  flex-wrap: wrap;
}
.layers__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}
.layers__item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.layers__item:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ===== Status bar ===== */
.statusbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 32px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-faint);
  flex-wrap: wrap;
}
.statusbar__status {
  color: var(--coral);
}

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .canvas { padding: 64px 20px 48px; }
  .toolbar { padding: 18px 20px; }
  .selection { padding: 20px 22px; }
  .pin--1 { top: -8px; right: -8px; }
  .pin__note--1 { max-width: 240px; right: -12px; }
  .inspector__field input { width: 100%; max-width: 100%; }
  .statusbar { padding: 12px 20px; }
}