/* ────────────────────────────────────────────────────────────────
   travelinreid.com — "Works in progress" interstitial pages
   Pages are generated by scripts/build_work_pages.py.
   Tokens & fonts come from identity.css.
   ──────────────────────────────────────────────────────────────── */

body.wip-page { margin: 0; }
.wip-page p, .wip-page ul, .wip-page ol, .wip-page dl, .wip-page h1, .wip-page h2 { margin: 0; }

.nw { white-space: nowrap; }

/* Placeholder copy — visible on purpose so nothing ships half-written */
mark.todo {
  background: rgba(196, 82, 26, 0.12);
  color: var(--tr-rust);
  border-radius: 2px;
  padding: 0 3px;
  font-style: normal;
}

/* ── NAV ── */
.wip-nav {
  position: sticky; top: 0; z-index: 50;
  height: 52px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px;
  background: rgba(247,245,241,0.96);
  border-bottom: 1px solid var(--tr-rule);
  backdrop-filter: blur(8px);
}
.wip-nav .wordmark { font-size: 18px; color: var(--tr-charcoal); }
.wip-nav .nav-links { gap: 36px; }
.wip-nav .nav-links li { white-space: nowrap; }

/* ── SHARED WIDTHS ── */
.wip-head, .wip-figure, .wip-body, .wip-diff, .exit-band-inner, .wip-others-inner, .wip-footer-inner {
  max-width: 1040px;
  margin-left: auto; margin-right: auto;
  padding-left: 48px; padding-right: 48px;
}

.wip-h2 {
  font-family: var(--font-sans-medium);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tr-charcoal-dim);
  margin-bottom: 16px;
}

/* ── HEADER ── */
.wip-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 64px;
  align-items: end;
  padding-top: 88px;
  padding-bottom: 56px;
}
.wip-crumb {
  font-family: var(--font-sans-medium);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tr-charcoal-dim);
  display: flex; gap: 12px; align-items: center;
  margin-bottom: 28px;
}
.wip-crumb a { color: var(--tr-rust); }
.wip-crumb a:hover { text-decoration: underline; text-underline-offset: 3px; }
.wip-crumb span::before { content: "·"; margin-right: 12px; color: var(--tr-rule); }
.wip-title {
  font-family: var(--font-sans-medium);
  font-size: clamp(40px, 6vw, 68px);
  letter-spacing: -0.03em;
  line-height: 1.02;
  color: var(--tr-charcoal);
  margin-bottom: 24px;
}
.wip-dek p {
  font-family: var(--font-serif);
  font-size: 21px;
  line-height: 1.55;
  color: var(--tr-charcoal-mid);
  max-width: 600px;
}

/* ── EXIT CARD (the "you're leaving" moment) ── */
.exit-card {
  background: var(--tr-blue);
  color: var(--tr-warm-white);
  padding: 28px 28px 26px;
  border-radius: var(--radius-md);
  position: relative;
}
.exit-card::before {
  /* little "ticket stub" notch on the left edge */
  content: "";
  position: absolute; left: -7px; top: 50%;
  width: 14px; height: 14px; margin-top: -7px;
  background: var(--tr-warm-white);
  border-radius: 50%;
}
.exit-label {
  font-family: var(--font-sans-medium);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(247,245,241,0.5);
  margin-bottom: 6px;
}
.exit-dest {
  font-family: var(--font-sans-medium);
  font-size: 19px;
  letter-spacing: -0.01em;
  color: #fff;
  margin-bottom: 20px;
}
.exit-dest.is-long { font-size: 15.5px; letter-spacing: -0.015em; }
.exit-dest.is-pending { color: rgba(247,245,241,0.6); }
.exit-btn {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  font-family: var(--font-sans-medium);
  font-size: 15px;
  letter-spacing: 0.01em;
  background: var(--tr-rust);
  color: #fff;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  transition: background 0.15s, transform 0.15s;
}
.exit-btn svg { width: 14px; height: 14px; flex-shrink: 0; transition: transform 0.15s; }
.exit-btn:hover { background: #A8440F; }
.exit-btn:hover svg { transform: translate(2px, -2px); }
.exit-btn:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.exit-btn.is-disabled {
  background: transparent;
  border: 1px dashed rgba(247,245,241,0.35);
  color: rgba(247,245,241,0.7);
  cursor: default;
}
.exit-note {
  font-family: var(--font-sans);
  font-size: 12.5px;
  line-height: 1.5;
  color: rgba(247,245,241,0.62);
  margin-top: 14px;
}
.exit-extra {
  border-top: 1px solid rgba(247,245,241,0.14);
  margin-top: 16px; padding-top: 14px;
}
.exit-extra p {
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.55;
  color: rgba(247,245,241,0.85);
}
.exit-card mark.todo, .exit-band mark.todo { background: rgba(255,255,255,0.12); color: #F2B48F; }

/* ── FIGURE ── */
.wip-figure { margin-top: 0; margin-bottom: 0; }
.wip-figure > :first-child {
  background: var(--tr-warm-white-2);
  border-radius: var(--radius-lg);
}
.wip-figure figcaption {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.5;
  color: var(--tr-charcoal-dim);
  margin-top: 14px;
  max-width: 640px;
  padding-left: 14px;
  border-left: 2px solid var(--tr-rule);
}

/* Loop diagram */
.vloop { position: relative; aspect-ratio: 16 / 8.2; overflow: hidden; }
.vloop-ring {
  position: absolute; left: 50%; top: 50%;
  height: 92%; aspect-ratio: 1; transform: translate(-50%, -50%);
  color: var(--tr-blue-mid);
  overflow: visible;
}
.vloop-nodes { list-style: none; padding: 0; position: absolute; left: 50%; top: 50%; height: 92%; aspect-ratio: 1; transform: translate(-50%, -50%); }
.vloop-node {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 220px;
  background: var(--tr-warm-white);
  border: 1px solid var(--tr-rule);
  border-radius: var(--radius-md);
  padding: 12px 16px 12px 44px;
  font-family: var(--font-sans-medium);
  font-size: 14px;
  line-height: 1.35;
  color: var(--tr-charcoal);
  box-shadow: 0 1px 0 rgba(44,44,40,0.04);
}
.vloop-num {
  position: absolute; left: 12px; top: 12px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--tr-blue); color: #fff;
  font-size: 11px; line-height: 22px; text-align: center;
}
.vloop-node:first-child { border-color: var(--tr-blue-mid); }

/* Tree diagram */
.vtree { padding: 48px 40px 52px; display: flex; flex-direction: column; align-items: center; }
.vtree-root, .vtree-kid {
  background: var(--tr-warm-white);
  border: 1px solid var(--tr-rule);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex; flex-direction: column; gap: 4px;
}
.vtree-root { background: var(--tr-blue); border-color: var(--tr-blue); text-align: center; max-width: 440px; }
.vtree-root strong { font-family: var(--font-sans-medium); font-weight: normal; font-size: 17px; color: #fff; letter-spacing: -0.01em; }
.vtree-root span { color: rgba(255,255,255,0.7); font-size: 13px; }
.vtree-kid strong { font-family: var(--font-sans-medium); font-weight: normal; font-size: 15px; color: var(--tr-charcoal); }
.vtree-kid span { font-family: var(--font-serif); font-size: 14px; color: var(--tr-charcoal-mid); line-height: 1.45; }
.vtree-stem { width: 1px; height: 28px; background: var(--tr-blue-mid); }
.vtree-kids {
  list-style: none; padding: 0;
  display: grid; grid-template-columns: repeat(var(--kids), minmax(0, 1fr));
  gap: 20px; width: 100%;
  position: relative;
}
.vtree-kids::before {
  content: ""; position: absolute; top: 0;
  left: calc(100% / var(--kids) / 2); right: calc(100% / var(--kids) / 2);
  height: 1px; background: var(--tr-blue-mid);
}
.vtree-kids li { padding-top: 24px; position: relative; display: flex; }
.vtree-kids li::before { content: ""; position: absolute; top: 0; left: 50%; width: 1px; height: 24px; background: var(--tr-blue-mid); }
.vtree-kid { flex: 1; }
.vtree-kids li:first-child .vtree-kid { border-top: 3px solid var(--tr-rust); }

/* Timeline diagram */
.vtl { padding: 40px 40px 28px; }
.vtl-rows { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.vtl-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 230px;
  gap: 18px; align-items: center;
}
.vtl-year { font-family: var(--font-sans-medium); font-size: 14px; color: var(--tr-charcoal); text-align: right; }
.vtl-track { height: 14px; position: relative; background: rgba(44,44,40,0.05); border-radius: 1px; }
.vtl-bar { position: absolute; left: 0; top: 0; bottom: 0; background: var(--tr-blue); border-radius: 1px; }
.vtl-label { font-family: var(--font-sans); font-size: 13.5px; line-height: 1.35; color: var(--tr-charcoal-mid); }
.vtl-label em { display: block; font-style: normal; font-size: 11.5px; color: var(--tr-charcoal-dim); letter-spacing: 0.02em; }
.vtl-row.is-never .vtl-year { color: var(--tr-rust); }
.vtl-row.is-never .vtl-bar {
  background: repeating-linear-gradient(90deg, var(--tr-rust) 0 10px, transparent 10px 16px);
  -webkit-mask-image: linear-gradient(90deg, #000 70%, transparent);
          mask-image: linear-gradient(90deg, #000 70%, transparent);
}
.vtl-row.is-never .vtl-label { color: var(--tr-rust); font-family: var(--font-sans-medium); }
.vtl-row.is-never .vtl-label em { color: var(--tr-rust); opacity: 0.75; font-family: var(--font-sans); }
.vtl-axis {
  position: relative; height: 22px;
  margin: 14px 0 0 82px; margin-right: 248px;
  border-top: 1px solid var(--tr-rule);
}
.vtl-axis span {
  position: absolute; top: 6px; transform: translateX(-50%);
  font-family: var(--font-sans); font-size: 11px; color: var(--tr-charcoal-dim);
}
.vtl-axis span:first-child { transform: none; }
.vtl-axis span:last-child { transform: translateX(-100%); }

/* Screenshot frame */
.vshot { overflow: hidden; border: 1px solid var(--tr-rule); background: #fff !important; }
.vshot-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 14px;
  background: var(--tr-warm-white-2);
  border-bottom: 1px solid var(--tr-rule);
}
.vshot-bar span { width: 9px; height: 9px; border-radius: 50%; background: var(--tr-rule); }
.vshot-bar em {
  font-style: normal; font-family: var(--font-sans); font-size: 12px; color: var(--tr-charcoal-dim);
  background: var(--tr-warm-white); border-radius: 3px; padding: 3px 12px; margin-left: 12px;
  flex: 1; max-width: 360px;
}
.vshot img { display: block; width: 100%; height: auto; }
.vshot-empty { position: relative; aspect-ratio: 16 / 8; }
.vshot-skel { position: absolute; inset: 28px 32px; display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: 16px 16px 1fr; gap: 14px 20px; opacity: 0.6; }
.vshot-skel i { background: var(--tr-warm-white-2); border-radius: 2px; grid-column: span 3; }
.vshot-skel i:nth-child(1) { grid-column: 1 / 2; }
.vshot-skel i:nth-child(2) { grid-column: 1 / 3; }
.vshot-skel i:nth-child(3) { display: none; }
.vshot-skel b { grid-row: 3; background: var(--tr-warm-white-2); border-radius: 4px; }
.vshot-empty p {
  position: absolute; left: 50%; top: 58%; transform: translate(-50%, -50%);
  text-align: center;
  font-family: var(--font-sans-medium); font-size: 14px; color: var(--tr-charcoal-mid);
  background: #fff; padding: 14px 20px; border: 1px dashed var(--tr-rule); border-radius: var(--radius-md);
}
.vshot-empty code { font-family: var(--font-sans); font-size: 12px; color: var(--tr-charcoal-dim); }

/* ── BODY ── */
.wip-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 64px;
  padding-top: 72px;
  padding-bottom: 24px;
}
.wip-prose { display: flex; flex-direction: column; gap: 48px; }
.wip-prose p, .wip-prose li {
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.75;
  color: var(--tr-charcoal-mid);
  max-width: 620px;
}
.wip-prose p + p { margin-top: 18px; }
.wip-prose a { border-bottom: 1px solid rgba(27,58,92,0.3); }
.wip-prose a:hover { border-bottom-color: var(--tr-blue); }
.wip-why {
  border-left: 2px solid var(--tr-rust);
  background: var(--tr-rust-tint);
  padding: 24px 28px;
  margin-left: -30px;
}
.wip-why .wip-h2 { color: var(--tr-rust); }
.wip-why p { color: var(--tr-charcoal); }

.wip-meta {
  align-self: start;
  position: sticky; top: 84px;
  border-top: 1px solid var(--tr-charcoal);
}
.wip-meta > div { padding: 14px 0; border-bottom: 1px solid var(--tr-rule); }
.wip-meta dt {
  font-family: var(--font-sans-medium);
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--tr-charcoal-dim);
  margin-bottom: 4px;
}
.wip-meta dd { margin: 0; font-family: var(--font-sans); font-size: 14px; color: var(--tr-charcoal); line-height: 1.45; }

/* ── WHAT'S DIFFERENT ── */
.wip-diff { padding-top: 56px; padding-bottom: 88px; }
.wip-diff ol {
  list-style: none; padding: 0;
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 48px;
  counter-reset: diff;
}
.wip-diff li {
  counter-increment: diff;
  position: relative;
  padding: 22px 0 22px 52px;
  border-top: 1px solid var(--tr-rule);
  font-family: var(--font-serif);
  font-size: 16px; line-height: 1.6;
  color: var(--tr-charcoal-mid);
}
.wip-diff li::before {
  content: counter(diff, decimal-leading-zero);
  position: absolute; left: 0; top: 22px;
  font-family: var(--font-sans-medium); font-size: 13px; letter-spacing: 0.06em;
  color: var(--tr-rust);
}
.wip-diff strong {
  display: block;
  font-family: var(--font-sans-medium); font-weight: normal;
  font-size: 17px; letter-spacing: -0.01em; line-height: 1.35;
  color: var(--tr-charcoal);
  margin-bottom: 4px;
}

/* ── CLOSING EXIT BAND ── */
.exit-band { background: var(--tr-blue); padding: 48px 0; }
.exit-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.exit-band-title { font-family: var(--font-sans-medium); font-size: 24px; letter-spacing: -0.02em; color: #fff; margin-bottom: 6px; }
.exit-band-note { font-family: var(--font-sans); font-size: 14px; color: rgba(247,245,241,0.65); }
.exit-band .exit-btn { min-width: 260px; }

/* ── OTHER PROJECTS ── */
.wip-others { background: var(--tr-warm-white-2); padding: 56px 0 64px; }
.wip-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 28px; }
.wip-pager-link {
  display: flex; flex-direction: column; gap: 2px;
  padding: 18px 20px;
  background: var(--tr-warm-white);
  border: 1px solid var(--tr-rule);
  border-radius: var(--radius-md);
  font-family: var(--font-sans-medium); font-size: 18px; letter-spacing: -0.01em;
  color: var(--tr-charcoal);
  transition: border-color 0.15s;
}
.wip-pager-link span { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--tr-charcoal-dim); }
.wip-pager-link span::before { content: "← "; }
.wip-pager-link.is-next { text-align: right; }
.wip-pager-link.is-next span::before { content: ""; }
.wip-pager-link.is-next span::after { content: " →"; }
.wip-pager-link:hover { border-color: var(--tr-blue-mid); }

.wip-others .projects-chips { display: flex; gap: 10px; flex-wrap: wrap; }
.wip-others .chip {
  font-family: var(--font-sans-medium); font-size: 12px;
  color: var(--tr-charcoal-mid);
  border: 1px solid var(--tr-rule);
  padding: 6px 14px; border-radius: 2px;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.wip-others .chip:hover { background: var(--tr-warm-white); color: var(--tr-blue); border-color: var(--tr-blue-mid); }

/* ── FOOTER ── */
.wip-footer { background: var(--tr-charcoal); padding: 40px 0; }
.wip-footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.wip-footer .footer-wordmark { font-family: var(--font-sans-medium); font-size: 16px; letter-spacing: -0.02em; color: rgba(255,255,255,0.5); }
.wip-footer-back { font-family: var(--font-sans); font-size: 12px; color: rgba(255,255,255,0.45); }
.wip-footer-back:hover { color: rgba(255,255,255,0.8); }
.wip-footer .footer-copy { font-family: var(--font-sans); font-size: 11px; color: rgba(255,255,255,0.25); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .wip-head { grid-template-columns: 1fr; gap: 36px; padding-top: 56px; align-items: start; }
  .exit-card::before { display: none; }
  .wip-body { grid-template-columns: 1fr; gap: 40px; }
  .wip-meta { position: static; display: grid; grid-template-columns: 1fr 1fr; column-gap: 24px; }
  .vloop { aspect-ratio: auto; }
  .vloop-ring { display: none; }
  .vloop-nodes { position: static; transform: none; height: auto; aspect-ratio: auto; padding: 24px; display: flex; flex-direction: column; gap: 12px; }
  .vloop-node { position: relative; left: auto !important; top: auto !important; transform: none; width: auto; }
  .vloop-node + .vloop-node::before { content: "↓"; position: absolute; top: -15px; left: 22px; font-size: 12px; color: var(--tr-blue-mid); }
  .vloop-nodes::after { content: "↺ and back to 1"; font-family: var(--font-sans); font-size: 12px; color: var(--tr-blue-mid); padding-left: 12px; }
  .vtl-row { grid-template-columns: 52px minmax(0, 1fr); row-gap: 4px; }
  .vtl-label { grid-column: 2; }
  .vtl-axis { margin-left: 70px; margin-right: 0; }
  .vtl-axis span:nth-last-child(2) { display: none; }
}
@media (max-width: 720px) {
  .wip-nav { padding: 0 20px; }
  .wip-nav .nav-links { gap: 18px; }
  .wip-nav .nav-links a { font-size: 12px; }
  .wip-head, .wip-figure, .wip-body, .wip-diff, .exit-band-inner, .wip-others-inner, .wip-footer-inner { padding-left: 22px; padding-right: 22px; }
  .wip-dek p { font-size: 19px; }
  .wip-why { margin-left: 0; padding: 20px; }
  .wip-diff ol { grid-template-columns: 1fr; }
  .vtree { padding: 28px 20px; }
  .vtree-kids { grid-template-columns: 1fr; gap: 12px; }
  .vtree-kids::before, .vtree-kids li::before { display: none; }
  .vtree-kids li { padding-top: 0; }
  .vtl { padding: 24px 18px 18px; }
  .exit-band-inner { flex-direction: column; align-items: stretch; }
  .exit-band .exit-btn { min-width: 0; }
  .wip-footer-inner { flex-direction: column; align-items: flex-start; }
  .vshot-empty { aspect-ratio: 4 / 3; }
}
@media (max-width: 480px) {
  .wip-nav .nav-links { gap: 14px; }
  .wip-nav .nav-links a { font-size: 11px; }
  .wip-pager { grid-template-columns: 1fr; }
  .wip-meta { grid-template-columns: 1fr; }
}