/* ==========================================================================
   Cipherloom — "cipher room" house style.
   Plate black, typewriter white, brass, patina. Squared corners, brass hairlines,
   a metal gradient strip along the top of every framed block.
   Variable prefix: --enigma-*
   ========================================================================== */

:root {
  --enigma-plate: #101418;
  --enigma-plate-2: #161b21;
  --enigma-plate-3: #1c232b;
  --enigma-paper: #e6e1cf;
  --enigma-paper-dim: #b3ae9c;
  --enigma-brass: #d4a24c;
  --enigma-brass-deep: #8f6a24;
  --enigma-patina: #4c7c6b;
  --enigma-patina-deep: #2c4a40;
  --enigma-alert: #b4614a;
  --enigma-radius: 4px;
  --enigma-hair: 1px;
  --enigma-track: 0.14em;
  --enigma-mono: 'Roboto Mono', 'IBM Plex Mono', 'DejaVu Sans Mono', Consolas, monospace;
  --enigma-type: 'Special Elite', 'Courier New', Courier, monospace;
  --enigma-rail: linear-gradient(180deg, #f0d9a4 0%, var(--enigma-brass) 38%, var(--enigma-brass-deep) 100%);
}

* { box-sizing: border-box; }

html { background: var(--enigma-plate); }

body {
  margin: 0;
  background: var(--enigma-plate);
  color: var(--enigma-paper);
  font-family: var(--enigma-mono);
  font-size: 15px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(circle at 18% 12%, rgba(76, 124, 107, 0.10) 0, transparent 42%),
    radial-gradient(circle at 82% 78%, rgba(212, 162, 76, 0.07) 0, transparent 46%);
  background-attachment: fixed;
}

a { color: var(--enigma-brass); text-decoration: none; border-bottom: 1px dotted var(--enigma-brass-deep); }
a:hover { color: var(--enigma-paper); border-bottom-color: var(--enigma-paper); }

h1, h2, h3, h4 { font-family: var(--enigma-type); font-weight: 400; letter-spacing: 0.02em; margin: 0 0 0.5em; }

code, .chip, kbd, samp, pre { font-family: var(--enigma-mono); }

.chip {
  background: var(--enigma-plate-3);
  border: var(--enigma-hair) solid var(--enigma-patina-deep);
  border-radius: var(--enigma-radius);
  padding: 1px 5px;
  font-size: 0.88em;
  color: var(--enigma-brass);
}

.skip-wire { position: absolute; left: -9999px; }
.skip-wire:focus { left: 8px; top: 8px; z-index: 40; background: var(--enigma-brass); color: var(--enigma-plate); padding: 6px 10px; }

/* ------------------------------------------------------------------ frame */

.bench-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px 72px;
}

.metal-rail { height: 3px; background: var(--enigma-rail); }
.metal-rail + .metal-rail { height: 1px; opacity: 0.5; margin-top: 2px; }

/* ------------------------------------------------------------------- mast */

.masthead {
  border-bottom: var(--enigma-hair) solid var(--enigma-brass-deep);
  background: var(--enigma-plate-2);
  position: relative;
}
.masthead::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--enigma-rail); }

.masthead-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 20px 12px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.brandmark { display: flex; align-items: center; gap: 10px; border: 0; }
.brandmark img { display: block; }
.brandmark-name { font-family: var(--enigma-type); font-size: 21px; letter-spacing: 0.06em; color: var(--enigma-paper); }
.brandmark-sub { font-size: 10.5px; letter-spacing: var(--enigma-track); text-transform: uppercase; color: var(--enigma-patina); display: block; }

.top-links { margin-left: auto; display: flex; align-items: center; gap: 14px; font-size: 12.5px; letter-spacing: 0.08em; text-transform: uppercase; }
.top-links a { border: 0; color: var(--enigma-paper-dim); }
.top-links a:hover, .top-links a[aria-current] { color: var(--enigma-brass); }
.lang-swap { border: var(--enigma-hair) solid var(--enigma-brass-deep); border-radius: var(--enigma-radius); padding: 3px 9px; color: var(--enigma-brass); }
.lang-swap:hover { background: var(--enigma-brass); color: var(--enigma-plate); }

/* --------------------------------------------------------------- era axis */

.reed-axis {
  border-bottom: var(--enigma-hair) solid var(--enigma-plate-3);
  background: var(--enigma-plate);
  position: sticky; top: 0; z-index: 20;
}
.reed-axis ul { list-style: none; margin: 0 auto; padding: 0 20px; max-width: 1120px; display: flex; gap: 0; flex-wrap: wrap; }
.reed-axis a {
  display: block; padding: 10px 16px 9px; border: 0;
  font-size: 12px; letter-spacing: var(--enigma-track); text-transform: uppercase;
  color: var(--enigma-paper-dim);
  border-bottom: 2px solid transparent;
}
.reed-axis a:hover { color: var(--enigma-brass); background: var(--enigma-plate-2); }
.reed-axis a[aria-current='page'] { color: var(--enigma-brass); border-bottom-color: var(--enigma-brass); }
.reed-axis .axis-sep { color: var(--enigma-patina-deep); padding: 10px 2px; font-size: 12px; }

/* ---------------------------------------------------------------- crumbs */

.crumbs { font-size: 11.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--enigma-patina); padding: 16px 0 4px; }
.crumbs a { border: 0; color: var(--enigma-patina); }
.crumbs a:hover { color: var(--enigma-brass); }
.crumbs .crumb-sep { opacity: 0.6; padding: 0 6px; }

/* ------------------------------------------------------------------ drum */

.drum {
  border: var(--enigma-hair) solid var(--enigma-brass-deep);
  border-radius: var(--enigma-radius);
  background: var(--enigma-plate-2);
  padding: 0 0 18px;
  margin: 18px 0 30px;
  position: relative;
  overflow: hidden;
}
.drum::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--enigma-rail); }
.drum-head { padding: 22px 22px 0; }
.drum-head h1 { font-size: 26px; margin-bottom: 6px; }
.drum-lede { color: var(--enigma-paper-dim); font-size: 14px; margin: 0 0 4px; }
.drum-body { padding: 4px 22px 0; }

.wire-label {
  font-size: 10.5px; letter-spacing: var(--enigma-track); text-transform: uppercase;
  color: var(--enigma-patina); margin: 0 0 6px;
}

.daily-ciphertext {
  font-size: 17px; letter-spacing: 0.16em; color: var(--enigma-brass);
  background: var(--enigma-plate-3);
  border-left: 3px solid var(--enigma-brass);
  border-radius: var(--enigma-radius);
  padding: 12px 14px; margin: 0 0 10px; word-break: break-word; white-space: pre-wrap;
}
.wire-hint { font-size: 12.5px; color: var(--enigma-paper-dim); margin: 0 0 12px; font-style: italic; }

.drum-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.reveal-slab {
  margin-top: 12px; padding: 12px 14px; border: var(--enigma-hair) dashed var(--enigma-patina);
  border-radius: var(--enigma-radius); background: rgba(76, 124, 107, 0.08);
}
.reveal-slab strong { color: var(--enigma-patina); letter-spacing: 0.1em; }

/* gauge (solved counter) */
.gauge {
  position: fixed; left: 18px; bottom: 18px; z-index: 30;
  border: var(--enigma-hair) solid var(--enigma-brass-deep);
  border-top: 3px solid var(--enigma-brass);
  border-radius: var(--enigma-radius);
  background: rgba(16, 20, 24, 0.94);
  padding: 8px 12px; font-size: 11.5px; letter-spacing: 0.08em;
  color: var(--enigma-paper-dim); max-width: 300px;
}

/* ------------------------------------------------------------- drum list */

.section-head {
  display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap;
  border-bottom: var(--enigma-hair) solid var(--enigma-plate-3);
  padding-bottom: 8px; margin: 34px 0 18px;
}
.section-head h1, .section-head h2 { font-size: 19px; margin: 0; }
.section-head .count { font-size: 11.5px; letter-spacing: var(--enigma-track); color: var(--enigma-patina); text-transform: uppercase; }

.filter-row { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 16px; }
.filter-row button {
  font-family: var(--enigma-mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase;
  background: transparent; color: var(--enigma-paper-dim);
  border: var(--enigma-hair) solid var(--enigma-patina-deep);
  border-radius: var(--enigma-radius); padding: 5px 10px; cursor: pointer;
}
.filter-row button:hover { color: var(--enigma-brass); border-color: var(--enigma-brass-deep); }
.filter-row button[aria-pressed='true'] { background: var(--enigma-brass); color: var(--enigma-plate); border-color: var(--enigma-brass); }

.drum-list { display: grid; gap: 12px; }
@media (min-width: 760px) { .drum-list { grid-template-columns: 1fr 1fr; } }

.drum-card {
  border: var(--enigma-hair) solid var(--enigma-plate-3);
  border-left: 3px solid var(--enigma-patina);
  border-radius: var(--enigma-radius);
  background: var(--enigma-plate-2);
  padding: 14px 16px;
  display: block; border-bottom-width: var(--enigma-hair);
}
.drum-card, .drum-card:hover { border-bottom: var(--enigma-hair) solid var(--enigma-plate-3); }
.drum-card:hover { border-left-color: var(--enigma-brass); background: var(--enigma-plate-3); }
.drum-card h3 { font-size: 16px; margin: 0 0 4px; color: var(--enigma-paper); }
.drum-card:hover h3 { color: var(--enigma-brass); }
.drum-card .strip { font-size: 12px; letter-spacing: 0.14em; color: var(--enigma-patina); word-break: break-all; margin: 6px 0 0; }
.drum-card meta, .drum-card .stamp { display: block; font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--enigma-paper-dim); }
.drum-card p.lede { font-size: 13px; color: var(--enigma-paper-dim); margin: 6px 0 0; }

/* ---------------------------------------------------------------- entry */

.entry-grid { display: grid; gap: 26px; }
@media (min-width: 940px) { .entry-grid { grid-template-columns: minmax(0, 1fr) 340px; align-items: start; } }

.entry-plate { border: var(--enigma-hair) solid var(--enigma-plate-3); border-radius: var(--enigma-radius); background: var(--enigma-plate-2); }
.entry-plate img { display: block; width: 100%; height: auto; border-radius: var(--enigma-radius) var(--enigma-radius) 0 0; }
.entry-plate figcaption { padding: 8px 12px; font-size: 11px; letter-spacing: 0.08em; color: var(--enigma-patina); text-transform: uppercase; }

.entry-head { padding: 6px 0 0; }
.entry-head h1 { font-size: 30px; margin-bottom: 8px; }
.entry-note { font-size: 14.5px; color: var(--enigma-paper-dim); }
.entry-note p { margin: 0 0 10px; }

.spec-strip { display: flex; flex-wrap: wrap; gap: 0; border: var(--enigma-hair) solid var(--enigma-brass-deep); border-radius: var(--enigma-radius); overflow: hidden; margin: 16px 0 4px; }
.spec-strip div { flex: 1 1 130px; padding: 8px 12px; border-right: var(--enigma-hair) solid var(--enigma-plate-3); }
.spec-strip div:last-child { border-right: 0; }
.spec-strip dt { font-size: 10px; letter-spacing: var(--enigma-track); text-transform: uppercase; color: var(--enigma-patina); }
.spec-strip dd { margin: 2px 0 0; font-size: 13px; color: var(--enigma-paper); }

.stage {
  margin: 30px 0 0; padding: 0 0 4px;
  border-top: var(--enigma-hair) solid var(--enigma-plate-3);
}
.stage h2 {
  font-size: 17px; margin: 22px 0 10px; color: var(--enigma-brass);
  display: flex; align-items: baseline; gap: 10px;
}
.stage h2 .rn { font-family: var(--enigma-mono); font-size: 12px; letter-spacing: 0.1em; color: var(--enigma-patina); border: var(--enigma-hair) solid var(--enigma-patina-deep); border-radius: var(--enigma-radius); padding: 1px 6px; margin-right: 10px; display: inline-block; }
.stage p { margin: 0 0 12px; }
.stage ul, .stage ol { margin: 0 0 14px; padding-left: 22px; }
.stage li { margin: 0 0 6px; }
.stage blockquote { margin: 0 0 14px; padding: 8px 14px; border-left: 3px solid var(--enigma-patina); background: rgba(76, 124, 107, 0.07); color: var(--enigma-paper-dim); }
.stage h3 { font-size: 14.5px; color: var(--enigma-paper); margin: 18px 0 8px; letter-spacing: 0.05em; }

.ledger-table { width: 100%; border-collapse: collapse; margin: 0 0 16px; font-size: 13px; }
.ledger-table th, .ledger-table td { text-align: left; padding: 7px 10px; border-bottom: var(--enigma-hair) solid var(--enigma-plate-3); vertical-align: top; }
.ledger-table th { color: var(--enigma-patina); font-size: 10.5px; letter-spacing: var(--enigma-track); text-transform: uppercase; font-weight: 400; }
.ledger-table td:first-child { color: var(--enigma-brass); white-space: nowrap; }

.steps { list-style: none; padding: 0; margin: 0 0 16px; counter-reset: step; }
.steps li { counter-increment: step; position: relative; padding: 0 0 0 40px; margin: 0 0 10px; }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: 2px;
  font-family: var(--enigma-mono); font-size: 11px; letter-spacing: 0.05em;
  color: var(--enigma-brass); border: var(--enigma-hair) solid var(--enigma-brass-deep);
  border-radius: var(--enigma-radius); padding: 1px 5px;
}

/* ---------------------------------------------------------------- bench */

.bench-rig {
  border: var(--enigma-hair) solid var(--enigma-brass-deep);
  border-radius: var(--enigma-radius);
  background: var(--enigma-plate-2);
  position: relative; overflow: hidden;
}
.bench-rig::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--enigma-rail); }
.bench-rig > * { position: relative; }
@media (min-width: 940px) { .bench-rig { position: sticky; top: 58px; } }

.bench-rig h2 { font-size: 15px; margin: 0; padding: 16px 16px 0; }
.bench-rig .bench-hint { font-size: 11.5px; color: var(--enigma-patina); padding: 4px 16px 0; margin: 0; }
.bench-inner { padding: 12px 16px 16px; }
.bench-inner label { display: block; font-size: 10.5px; letter-spacing: var(--enigma-track); text-transform: uppercase; color: var(--enigma-patina); margin: 10px 0 4px; }
.bench-inner textarea, .bench-inner input, .bench-inner select {
  width: 100%; font-family: var(--enigma-mono); font-size: 13px;
  background: var(--enigma-plate); color: var(--enigma-paper);
  border: var(--enigma-hair) solid var(--enigma-patina-deep); border-radius: var(--enigma-radius);
  padding: 8px 10px; resize: vertical;
}
.bench-inner textarea:focus, .bench-inner input:focus, .bench-inner select:focus { outline: 0; border-color: var(--enigma-brass); }
.bench-inner textarea[data-bench-output] { color: var(--enigma-brass); letter-spacing: 0.08em; background: var(--enigma-plate-3); min-height: 62px; }
.bench-mode { display: flex; gap: 8px; margin: 10px 0 0; }

.knob {
  font-family: var(--enigma-mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase;
  background: var(--enigma-brass); color: var(--enigma-plate);
  border: var(--enigma-hair) solid var(--enigma-brass); border-radius: var(--enigma-radius);
  padding: 6px 12px; cursor: pointer;
}
.knob:hover { background: #e8bd6d; }
.knob.ghost { background: transparent; color: var(--enigma-paper-dim); border-color: var(--enigma-patina-deep); }
.knob.ghost:hover { color: var(--enigma-brass); border-color: var(--enigma-brass-deep); }

/* ---------------------------------------------------------------- answer */

.answer-fold { border: var(--enigma-hair) solid var(--enigma-patina-deep); border-radius: var(--enigma-radius); background: rgba(76, 124, 107, 0.06); }
.answer-fold summary { cursor: pointer; padding: 10px 14px; font-size: 12px; letter-spacing: var(--enigma-track); text-transform: uppercase; color: var(--enigma-patina); }
.answer-fold[open] summary { border-bottom: var(--enigma-hair) solid var(--enigma-patina-deep); }
.answer-fold .fold-body { padding: 12px 14px; }
.answer-fold .plain { color: var(--enigma-brass); letter-spacing: 0.14em; font-size: 15px; }

.challenge-slab { border-left: 3px solid var(--enigma-alert); background: rgba(180, 97, 74, 0.08); border-radius: var(--enigma-radius); padding: 12px 14px; margin: 0 0 14px; }
.challenge-slab .ct { letter-spacing: 0.16em; color: var(--enigma-paper); word-break: break-word; white-space: pre-wrap; margin: 0 0 8px; }

/* ---------------------------------------------------------------- tools */

.tool-list { display: grid; gap: 12px; }
@media (min-width: 700px) { .tool-list { grid-template-columns: repeat(2, 1fr); } }
.tool-card { border: var(--enigma-hair) solid var(--enigma-plate-3); border-left: 3px solid var(--enigma-brass); border-radius: var(--enigma-radius); background: var(--enigma-plate-2); padding: 14px 16px; display: block; }
.tool-card:hover { background: var(--enigma-plate-3); }
.tool-card h3 { font-size: 15px; margin: 0 0 4px; }
.tool-card p { margin: 0; font-size: 12.5px; color: var(--enigma-paper-dim); }

/* -------------------------------------------------------- legal / prose */

.prose { max-width: 760px; }
.prose h2 { font-size: 18px; margin: 28px 0 10px; color: var(--enigma-brass); }
.prose h3 { font-size: 15px; margin: 20px 0 8px; }
.prose p { margin: 0 0 12px; }
.prose ul, .prose ol { margin: 0 0 14px; padding-left: 22px; }
.prose li { margin: 0 0 6px; }
.prose table { width: 100%; border-collapse: collapse; font-size: 13px; margin: 0 0 16px; }
.prose th, .prose td { border-bottom: var(--enigma-hair) solid var(--enigma-plate-3); padding: 7px 10px; text-align: left; }
.prose th { color: var(--enigma-patina); font-size: 11px; text-transform: uppercase; letter-spacing: var(--enigma-track); font-weight: 400; }
.prose blockquote { margin: 0 0 14px; padding: 8px 14px; border-left: 3px solid var(--enigma-patina); color: var(--enigma-paper-dim); background: rgba(76, 124, 107, 0.07); }

.stamp-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 20px 0 0; }
.stamp {
  border: var(--enigma-hair) solid var(--enigma-patina-deep); border-radius: var(--enigma-radius);
  padding: 6px 10px; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--enigma-paper-dim);
}
.stamp b { color: var(--enigma-brass); font-weight: 400; }
/* The desk byline sits inside the publish stamp; brass picks it out of the
   paper-dim meta so it reads as the credit line, not as more metadata. */
.stamp .byline { color: var(--enigma-brass); }

/* --------------------------------------------------------------- footer */

.loom-foot { border-top: var(--enigma-hair) solid var(--enigma-brass-deep); margin-top: 44px; background: var(--enigma-plate-2); position: relative; }
.loom-foot::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--enigma-rail); }
.loom-foot-inner { max-width: 1120px; margin: 0 auto; padding: 22px 20px 30px; display: flex; gap: 26px; flex-wrap: wrap; font-size: 12px; }
.loom-foot a { border: 0; color: var(--enigma-paper-dim); }
.loom-foot a:hover { color: var(--enigma-brass); }
.loom-foot h3 { font-size: 11px; letter-spacing: var(--enigma-track); text-transform: uppercase; color: var(--enigma-patina); margin: 0 0 8px; }
.loom-foot ul { list-style: none; margin: 0; padding: 0; }
.loom-foot li { margin: 0 0 4px; }
.loom-foot .colophon { flex: 1 1 260px; color: var(--enigma-paper-dim); }
.loom-foot .fineprint { max-width: 1120px; margin: 0 auto; padding: 0 20px 8px; font-size: 11px; color: var(--enigma-patina); }
/* Editorial disclaimer — the closing line of every page. */
.loom-foot .disclaimer { max-width: 1120px; margin: 0 auto; padding: 0 20px 26px; font-size: 11px; color: var(--enigma-patina); }

.pager { display: flex; gap: 12px; flex-wrap: wrap; margin: 30px 0 0; }
.pager a { flex: 1 1 240px; border: var(--enigma-hair) solid var(--enigma-plate-3); border-left: 3px solid var(--enigma-patina); border-radius: var(--enigma-radius); padding: 10px 14px; background: var(--enigma-plate-2); }
.pager a:hover { border-left-color: var(--enigma-brass); }
.pager .pg-label { display: block; font-size: 10.5px; letter-spacing: var(--enigma-track); text-transform: uppercase; color: var(--enigma-patina); }

.notice { border: var(--enigma-hair) solid var(--enigma-brass-deep); border-left: 3px solid var(--enigma-brass); border-radius: var(--enigma-radius); background: rgba(212, 162, 76, 0.07); padding: 12px 14px; font-size: 13px; margin: 18px 0; }

.snarl-wrap { text-align: center; padding: 40px 0 0; }
.snarl-wrap img { max-width: 100%; height: auto; }