:root {
  --ink: #0b0908;
  --ink-2: #131010;
  --ink-3: #1b1714;
  --bone: #e8dcc2;
  --bone-dim: #c8bc9f;
  --bone-mute: #8a7f69;
  --rust: #b45a2c;
  --rust-deep: #7d3514;
  --ember: #e89a4a;
  --verdigris: #5a8a7c;
  --rule: #2b2520;
  --rule-2: #3a322a;
  --serif: "IM Fell English", "Cormorant Garamond", Georgia, serif;
  --serif-sc: "IM Fell English SC", "IM Fell English", Georgia, serif;
  --body: "Cormorant Garamond", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(
      ellipse at 20% 10%,
      rgba(180, 90, 44, 0.09),
      transparent 55%
    ),
    radial-gradient(
      ellipse at 80% 90%,
      rgba(90, 138, 124, 0.07),
      transparent 60%
    ),
    linear-gradient(180deg, #0c0908 0%, #0a0706 60%, #080605 100%);
  overflow-x: hidden;
}

/* ---------- atmosphere ---------- */

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  opacity: 0.55;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.4' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.92 0 0 0 0 0.86 0 0 0 0 0.75 0 0 0 0.35 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 220px 220px;
  animation: grainShift 7s steps(6) infinite;
}

@keyframes grainShift {
  0% { transform: translate(0, 0); }
  20% { transform: translate(-3%, 2%); }
  40% { transform: translate(2%, -1%); }
  60% { transform: translate(-1%, 3%); }
  80% { transform: translate(3%, 1%); }
  100% { transform: translate(0, 0); }
}

.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 3;
  background: radial-gradient(
    ellipse at center,
    transparent 40%,
    rgba(0, 0, 0, 0.55) 100%
  );
}

/* ---------- top bar ---------- */

.topbar {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 18px 44px;
  border-bottom: 1px solid var(--rule);
  font-family: var(--serif-sc);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--bone-mute);
  text-transform: uppercase;
  background: linear-gradient(180deg, rgba(20, 15, 12, 0.5), transparent);
}

.topbar .stamp {
  font-feature-settings: "smcp";
}
.topbar .stamp.right {
  text-align: right;
}
.topbar .marque {
  text-align: center;
  color: var(--bone-dim);
  letter-spacing: 0.18em;
}

/* ---------- codex wrapper ---------- */

.codex {
  position: relative;
  z-index: 4;
  max-width: 1180px;
  margin: 0 auto;
  padding: 70px 44px 80px;
}

/* ---------- frontispiece ---------- */

.frontispiece {
  text-align: center;
  padding: 20px 0 50px;
  animation: riseIn 1.1s cubic-bezier(.2,.7,.2,1) both;
}

.rule {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  color: var(--bone-mute);
  font-size: 12px;
  position: relative;
  margin: 0 auto;
  max-width: 520px;
}
.rule::before,
.rule::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--rule-2) 20%,
    var(--rule-2) 80%,
    transparent
  );
}
.rule-top { margin-bottom: 26px; }
.rule-bot { margin-top: 28px; }

.eyebrow {
  font-family: var(--serif-sc);
  font-size: 13px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--rust);
  margin: 0 0 22px;
}

.title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(72px, 13vw, 180px);
  line-height: 0.82;
  margin: 0;
  color: var(--bone);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(14px, 3vw, 40px);
  text-shadow:
    0 1px 0 rgba(255, 220, 160, 0.04),
    0 0 34px rgba(180, 90, 44, 0.12);
}

.title .line {
  display: inline-block;
  font-style: italic;
}
.title .line:first-child {
  transform: translateY(-0.04em);
}
.title .amp {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-weight: 500;
  color: var(--rust);
  font-size: 0.7em;
  transform: translateY(-0.06em) rotate(-6deg);
  text-shadow: 0 0 20px rgba(232, 154, 74, 0.35);
}

.byline {
  max-width: 640px;
  margin: 26px auto 0;
  font-size: 17px;
  color: var(--bone-dim);
  font-style: normal;
  line-height: 1.7;
}
.byline em {
  color: var(--bone-mute);
  font-style: italic;
}

/* ---------- two columns ---------- */

.columns {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 64px;
  margin-top: 60px;
  align-items: start;
  animation: riseIn 1.2s 0.15s cubic-bezier(.2,.7,.2,1) both;
}

/* ---------- wheel ---------- */

.wheel-wrap {
  position: sticky;
  top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 10px;
}

.wheel {
  width: 280px;
  height: 280px;
  display: block;
  filter: drop-shadow(0 10px 30px rgba(0,0,0,0.6));
}

.wheel .ring {
  fill: none;
  stroke: var(--bone-mute);
}
.wheel .ring-out {
  stroke: var(--rust);
  stroke-width: 1.2;
  opacity: 0.8;
}
.wheel .ring-thin {
  stroke-width: 0.4;
  opacity: 0.6;
}
.wheel .ring-mid {
  stroke-width: 0.8;
  opacity: 0.7;
}
.wheel .ring-in {
  stroke: var(--rust);
  stroke-width: 0.9;
  opacity: 0.8;
}
.wheel .pivot {
  fill: var(--ember);
}
.wheel .crosshair line {
  stroke: var(--rule-2);
  stroke-width: 0.5;
  stroke-dasharray: 2 3;
}

.wheel .arc-text {
  font-family: var(--serif-sc);
  font-size: 9px;
  fill: var(--bone-dim);
  letter-spacing: 0.18em;
}
.wheel .arc-text.small {
  font-size: 8px;
  fill: var(--rust);
  letter-spacing: 0.3em;
}

.wheel .tick-group line {
  stroke: var(--bone-mute);
  stroke-width: 0.6;
}

.wheel {
  animation: turn 60s linear infinite;
  transform-origin: center;
}
@keyframes turn {
  to { transform: rotate(360deg); }
}

.wheel-label {
  font-family: var(--serif-sc);
  text-align: center;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bone-mute);
  line-height: 1.8;
}
.wheel-label em {
  display: block;
  font-family: var(--body);
  font-style: italic;
  font-size: 14px;
  text-transform: none;
  letter-spacing: 0.02em;
  color: var(--bone-dim);
  margin-top: 4px;
}

/* ---------- manuscript column ---------- */

.manuscript {
  position: relative;
  padding-left: 28px;
  border-left: 1px solid var(--rule);
}
.manuscript::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--rust);
  box-shadow: 0 0 14px rgba(180, 90, 44, 0.6);
}

.drop {
  font-size: 19px;
  color: var(--bone-dim);
  margin: 0 0 34px;
  line-height: 1.75;
}
.drop strong {
  color: var(--bone);
  font-weight: 500;
  font-style: italic;
}
.dropcap {
  float: left;
  font-family: var(--serif);
  font-size: 78px;
  line-height: 0.82;
  padding: 6px 12px 0 0;
  color: var(--rust);
  font-style: italic;
  text-shadow: 0 0 24px rgba(180, 90, 44, 0.35);
}

/* ---------- endpoints ---------- */

.endpoints {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 20px;
}

.endpoint {
  all: unset;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto auto 1fr auto auto;
  align-items: baseline;
  gap: 18px;
  padding: 22px 26px;
  background:
    linear-gradient(180deg, rgba(232, 220, 194, 0.02), rgba(232, 220, 194, 0)),
    var(--ink-2);
  border: 1px solid var(--rule);
  border-radius: 2px;
  position: relative;
  transition: all 0.35s ease;
  font-family: var(--body);
}

.endpoint::before,
.endpoint::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border: 1px solid var(--rust);
  opacity: 0.5;
  transition: opacity 0.3s, transform 0.3s;
}
.endpoint::before {
  top: -1px; left: -1px;
  border-right: none; border-bottom: none;
}
.endpoint::after {
  bottom: -1px; right: -1px;
  border-left: none; border-top: none;
}

.endpoint:hover {
  border-color: var(--rust);
  background: linear-gradient(180deg, rgba(180, 90, 44, 0.06), rgba(180, 90, 44, 0.02));
  transform: translateX(3px);
}
.endpoint:hover::before,
.endpoint:hover::after {
  opacity: 1;
  transform: scale(1.6);
}
.endpoint:hover .arrow {
  transform: translateX(6px);
  color: var(--ember);
}

.endpoint .num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  color: var(--bone-mute);
}

.endpoint .method {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--ink);
  background: var(--bone);
  padding: 4px 8px;
  border-radius: 1px;
}
.endpoint.post .method {
  background: var(--rust);
  color: var(--bone);
}

.endpoint .path {
  font-family: var(--mono);
  font-size: 15px;
  color: var(--bone);
  letter-spacing: 0.01em;
}

.endpoint .hint {
  font-family: var(--body);
  font-style: italic;
  font-size: 15px;
  color: var(--bone-mute);
  text-align: right;
  white-space: nowrap;
}

.endpoint .arrow {
  font-family: var(--serif);
  font-size: 22px;
  color: var(--rust);
  transition: all 0.3s;
}

/* post endpoint expansion */
.endpoint.post {
  cursor: default;
  grid-template-columns: auto auto 1fr auto;
  grid-template-rows: auto auto;
  row-gap: 20px;
}
.endpoint.post:hover {
  transform: none;
}
.endpoint.post .num,
.endpoint.post .method,
.endpoint.post .path,
.endpoint.post .hint {
  grid-row: 1;
}
.endpoint.post .hint {
  grid-column: 3 / span 2;
}

#verify-form {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: stretch;
  padding-top: 6px;
  border-top: 1px dashed var(--rule-2);
  padding-top: 20px;
}
#verify-form label {
  display: none;
}
#verify-form input {
  all: unset;
  font-family: var(--mono);
  font-size: 15px;
  color: var(--bone);
  padding: 14px 16px;
  background: var(--ink);
  border: 1px solid var(--rule-2);
  border-radius: 1px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
#verify-form input::placeholder {
  color: var(--bone-mute);
  font-style: italic;
  opacity: 0.7;
}
#verify-form input:focus {
  border-color: var(--rust);
  box-shadow: 0 0 0 3px rgba(180, 90, 44, 0.12);
}

.send {
  all: unset;
  cursor: pointer;
  font-family: var(--serif-sc);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--bone);
  background: var(--rust-deep);
  padding: 0 26px;
  border: 1px solid var(--rust);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.3s;
}
.send:hover {
  background: var(--rust);
  box-shadow: 0 0 28px rgba(232, 154, 74, 0.3);
}
.send .arrow {
  font-family: var(--serif);
  font-size: 18px;
}

/* ---------- dispatch log ---------- */

.dispatch {
  margin-top: 70px;
  border: 1px solid var(--rule);
  background:
    repeating-linear-gradient(
      180deg,
      transparent 0px,
      transparent 27px,
      rgba(232, 220, 194, 0.015) 27px,
      rgba(232, 220, 194, 0.015) 28px
    ),
    var(--ink-2);
  position: relative;
  animation: riseIn 1.3s 0.3s cubic-bezier(.2,.7,.2,1) both;
}
.dispatch::before,
.dispatch::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--rust);
}
.dispatch::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.dispatch::after  { bottom: -1px; right: -1px; border-left: none; border-top: none; }

.dispatch-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 26px;
  border-bottom: 1px dashed var(--rule-2);
  font-family: var(--serif-sc);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--bone-mute);
}
.dispatch-head .seal {
  color: var(--rust);
  font-size: 18px;
}
.dispatch-head .dispatch-title {
  flex: 1;
  color: var(--bone-dim);
}
.dispatch-head .status {
  padding: 4px 10px;
  border: 1px solid var(--rule-2);
  color: var(--bone-mute);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
}
.dispatch-head .status.working { color: var(--ember); border-color: var(--rust); }
.dispatch-head .status.ok      { color: var(--verdigris); border-color: var(--verdigris); }
.dispatch-head .status.fail    { color: var(--rust); border-color: var(--rust); }

.tape {
  margin: 0;
  padding: 28px 30px 34px;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--bone-dim);
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 180px;
}
.tape .k { color: var(--rust); }
.tape .s { color: var(--ember); }
.tape .m { color: var(--bone); font-style: italic; }
.tape .dim { color: var(--bone-mute); }

/* ---------- colophon ---------- */

.colophon {
  margin-top: 90px;
  text-align: center;
  font-family: var(--body);
  font-style: italic;
  font-size: 14px;
  color: var(--bone-mute);
  line-height: 1.9;
  animation: fadeIn 1.4s 0.5s both;
}
.colophon .colo-rule {
  color: var(--rust);
  font-size: 14px;
  letter-spacing: 0.5em;
  margin-bottom: 16px;
}
.colophon em {
  color: var(--bone-dim);
}

/* ---------- animations ---------- */

@keyframes riseIn {
  from { opacity: 0; transform: translateY(24px); filter: blur(4px); }
  to   { opacity: 1; transform: translateY(0);    filter: blur(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* subtle flicker on title */
.title {
  animation: flicker 9s infinite;
}
@keyframes flicker {
  0%, 100% { opacity: 1; }
  41% { opacity: 1; }
  42% { opacity: 0.85; }
  43% { opacity: 1; }
  72% { opacity: 0.92; }
  73% { opacity: 1; }
}

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .topbar { padding: 14px 22px; grid-template-columns: 1fr; gap: 4px; text-align: center; }
  .topbar .stamp, .topbar .stamp.right { text-align: center; }
  .codex { padding: 44px 22px 60px; }
  .columns { grid-template-columns: 1fr; gap: 44px; }
  .wheel-wrap { position: static; order: 2; }
  .manuscript { border-left: none; padding-left: 0; }
  .manuscript::before { display: none; }
  .endpoint {
    grid-template-columns: auto auto 1fr auto;
    row-gap: 8px;
  }
  .endpoint .hint {
    grid-column: 1 / -1;
    text-align: left;
  }
  .endpoint.post .hint { grid-column: 1 / -1; }
}