:root {
  --paper: #e8e4dc;
  --paper-2: #ddd7ca;
  --paper-3: #d1c9b8;
  --ink: #1a1814;
  --ink-2: #3d3832;
  --ink-3: #6b6357;
  --ink-4: #9a8f7e;
  --stamp: #a8352a;
  --stamp-dark: #7a2218;
  --highlight: #c9b878;
  --line: rgba(26, 24, 20, 0.22);
  --line-2: rgba(26, 24, 20, 0.08);

  --serif-en: 'EB Garamond', Georgia, serif;
  --serif-cn: 'Noto Serif SC', 'Noto Serif JP', 'Songti SC', serif;
  --mono: 'JetBrains Mono', 'Noto Sans Mono', ui-monospace, monospace;
}

/* Noto Serif JP — Japanese kana ONLY (111KB woff2) */
@font-face {
  font-family: 'Noto Serif JP';
  font-style: normal;
  font-weight: 400;
  src: url('fonts/Noto-Serif-JP-400-subset.woff2') format('woff2');
  font-display: swap;
  unicode-range: U+3040-309F, U+30A0-30FF, U+FF65-FF9F, U+3000-303F;
}
@font-face {
  font-family: 'Noto Serif JP';
  font-style: normal;
  font-weight: 500;
  src: url('fonts/Noto-Serif-JP-500-subset.woff2') format('woff2');
  font-display: swap;
  unicode-range: U+3040-309F, U+30A0-30FF, U+FF65-FF9F, U+3000-303F;
}
@font-face {
  font-family: 'Noto Serif JP';
  font-style: normal;
  font-weight: 600;
  src: url('fonts/Noto-Serif-JP-600-subset.woff2') format('woff2');
  font-display: swap;
  unicode-range: U+3040-309F, U+30A0-30FF, U+FF65-FF9F, U+3000-303F;
}

@font-face {
  font-family: 'EB Garamond';
  font-style: normal;
  font-weight: 400;
  src: url('fonts/EB-Garamond-400-normal.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'EB Garamond';
  font-style: italic;
  font-weight: 400;
  src: url('fonts/EB-Garamond-400-italic.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'EB Garamond';
  font-style: normal;
  font-weight: 500;
  src: url('fonts/EB-Garamond-500-normal.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'EB Garamond';
  font-style: normal;
  font-weight: 600;
  src: url('fonts/EB-Garamond-600-normal.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 300;
  src: url('fonts/JetBrains-Mono-300-normal.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  src: url('fonts/JetBrains-Mono-400-normal.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  src: url('fonts/JetBrains-Mono-500-normal.ttf') format('truetype');
  font-display: swap;
}


* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
html, body { background: var(--paper); color: var(--ink); }
body {
  font-family: var(--serif-en);
  font-size: 15px;
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Paper grain — subtle multi-layer noise */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 30%, rgba(26,24,20,0.035), transparent 60%),
    radial-gradient(circle at 80% 70%, rgba(26,24,20,0.04), transparent 55%),
    radial-gradient(circle at 50% 10%, rgba(168,53,42,0.02), transparent 40%);
  z-index: 1;
}
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 2;
  opacity: 0.55;
  mix-blend-mode: multiply;
  background-image: url("data:image/png;base64,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");
  background-repeat: repeat;
  background-size: 16px 16px;
}

/* ---------- LAYOUT ---------- */
#app { position: relative; z-index: 5; }

/* Console header */
.console-bar {
  position: sticky; top: 0; z-index: 50;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  border-bottom: 1px solid #000;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: 6px 14px;
  gap: 20px;
  text-transform: uppercase;
}
.console-bar .cb-left { display: flex; gap: 18px; align-items: center; }
.console-bar .cb-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #6cf08a;
  box-shadow: 0 0 6px #6cf08a;
  animation: pulse 1.8s infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }
.console-bar .cb-center {
  overflow: hidden;
  white-space: nowrap;
  color: #9a8f7e;
  font-size: 10.5px;
}
.console-bar .cb-right {
  display: flex; gap: 16px;
  color: #9a8f7e;
}
.console-bar .cb-right b { color: var(--paper); font-weight: 400; }

/* Main masthead */
.masthead {
  padding: 64px 56px 28px;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.masthead-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 40px;
}
.mh-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 22px;
  display: flex; gap: 10px; align-items: center;
}
.mh-label .mh-num {
  border: 1px solid var(--line);
  padding: 2px 7px;
  color: var(--ink-2);
}
.mh-title {
  font-family: var(--serif-en);
  font-weight: 500;
  font-size: 92px;
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-feature-settings: "lnum", "dlig";
  transition: letter-spacing 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.mh-title:hover {
  letter-spacing: 0.04em;
}
.mh-title .mh-cn {
  display: block;
  font-family: var(--serif-cn);
  font-size: 44px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--ink-2);
  margin-top: 10px;
  line-height: 1;
  transition: letter-spacing 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.mh-title:hover .mh-cn {
  letter-spacing: 0.12em;
}

/* Accessibility helpers */
.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 2000;
  background: transparent;
  color: var(--ink-3);
  padding: 8px 0;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  opacity: 0;
  transition: top 0.15s ease, opacity 0.15s ease, color 0.15s ease;
}
.skip-link:focus {
  top: 16px;
  opacity: 1;
  color: var(--ink);
}

.site-nav {
  margin-top: 22px;
}
.site-nav-label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
  padding: 0 0 8px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.site-nav-label::after {
  content: "";
  display: block;
  margin-top: 6px;
  width: 42px;
  height: 1px;
  background: var(--stamp);
  opacity: 0.55;
}
.site-nav-toggle {
  display: none;
  appearance: none;
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 8px 12px;
  cursor: pointer;
}
.site-nav-links {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  margin-top: 0;
}
.site-nav-links a {
  display: inline-flex;
  align-items: center;
  padding: 0 12px 0 0;
  border: 0;
  color: var(--ink-2);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: transparent;
}
.site-nav-links a + a::before {
  content: "·";
  color: var(--ink-4);
  margin-right: 12px;
}
.site-nav-links a:hover,
.site-nav-links a:focus-visible {
  color: var(--stamp);
  background: transparent;
}

/* Stamp */
.stamp {
  position: absolute;
  top: 40px; right: 56px;
  width: 120px; height: 120px;
  border: 2.5px solid var(--stamp);
  border-radius: 50%;
  color: var(--stamp);
  font-family: var(--serif-cn);
  display: grid; place-items: center;
  transform: rotate(-8deg);
  opacity: 0.85;
  text-align: center;
  line-height: 1.1;
  pointer-events: none;
}
.stamp::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid var(--stamp);
  border-radius: 50%;
  opacity: 0.5;
}
.stamp .s-top {
  position: absolute; top: 14px;
  font-size: 9px; letter-spacing: 0.25em;
  font-family: var(--mono);
}
.stamp .s-mid {
  font-size: 18px; font-weight: 600;
  letter-spacing: 0.15em;
}
.stamp .s-bot {
  position: absolute; bottom: 18px;
  font-size: 9px; letter-spacing: 0.2em;
  font-family: var(--mono);
}

/* ---------- DISPATCH ---------- */
.dispatch {
  padding: 48px 56px 72px;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 180px 1fr 220px;
  gap: 48px;
  scroll-margin-top: 88px;
}
.section-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding-top: 10px;
  border-top: 1px solid var(--ink);
}
.section-label b {
  display: block;
  color: var(--ink);
  font-weight: 500;
  font-size: 11px;
  margin-bottom: 4px;
}
.section-label .sl-cn {
  font-family: var(--serif-cn);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-2);
  margin-top: 6px;
  display: block;
  text-transform: none;
}

.dispatch-body p {
  font-family: var(--serif-en);
  font-size: 22px;
  line-height: 1.45;
  color: var(--ink);
  margin-bottom: 18px;
  text-wrap: pretty;
  max-width: 58ch;
}
.dispatch-body p.cn {
  font-family: var(--serif-cn);
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-2);
  letter-spacing: 0.02em;
}
.dispatch-body .thought {
  font-family: var(--serif-en);
  font-style: italic;
  color: var(--ink-3);
  font-size: 14px;
  padding-left: 18px;
  border-left: 2px solid var(--stamp);
  margin: 20px 0;
  max-width: 52ch;
}
.dispatch-body .thought::before {
  content: "— ";
}
.dispatch-body .thought .speaker {
  font-style: normal;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-2);
  margin-right: 8px;
}

.dispatch-aside {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  line-height: 1.7;
}
.dispatch-aside .aside-h {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
}
.dispatch-aside ul { list-style: none; }
.dispatch-aside li {
  display: flex; justify-content: space-between;
  padding: 4px 0;
  gap: 10px;
}
.dispatch-aside li span:first-child { color: var(--ink-4); }
.dispatch-aside li span:last-child { color: var(--ink-2); }

/* ---------- CASE FILES ---------- */
.files {
  padding: 56px 56px 64px;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 88px;
}
.files-head {
  display: grid;
  grid-template-columns: 180px 1fr auto;
  gap: 48px;
  align-items: end;
  margin-bottom: 36px;
}
.files-h2 {
  font-family: var(--serif-en);
  font-size: 34px;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.12;
  max-width: 28ch;
}
.files-h2 .fh-cn {
  display: block;
  font-family: var(--serif-cn);
  font-size: 20px;
  color: var(--ink-2);
  letter-spacing: 0.15em;
  margin-top: 6px;
  font-weight: 500;
}
.files-filter {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-3);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.files-filter button {
  appearance: none;
  background: transparent;
  border: 1px solid transparent;
  color: inherit;
  font: inherit;
  padding: 5px 10px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.files-filter button:hover,
.files-filter button:focus-visible {
  border-color: var(--ink-3);
  color: var(--ink);
  background: var(--paper-2);
}
.files-filter button.active {
  border-color: var(--ink);
  color: var(--ink);
  background: var(--paper-2);
}

.files-search {
  margin-top: 12px;
}
.files-search input {
  width: 100%;
  box-sizing: border-box;
  font-family: var(--mono);
  font-size: 12px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--ink);
}
.files-search input::placeholder {
  color: var(--ink-4);
}
.files-search input:hover {
  border-color: var(--ink-3);
}
.files-search input:focus-visible {
  border-color: var(--stamp);
}


.file-table {
  font-family: var(--mono);
  font-size: 12px;
  border-top: 1px solid var(--ink);
}
.file-row {
  display: grid;
  grid-template-columns: 80px 110px 1fr 1fr 120px 90px;
  gap: 16px;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line);
  align-items: start;
  cursor: pointer;
  position: relative;
  transition: background 0.15s;
}
.file-row:hover {
  background: var(--paper-2);
}
.file-row:hover .fr-title {
  color: var(--stamp);
}
.file-row .fr-num {
  color: var(--ink-4);
  font-size: 10.5px;
  padding-top: 3px;
  letter-spacing: 0.05em;
}
.file-row .fr-date {
  color: var(--ink-3);
  font-size: 10.5px;
  padding-top: 3px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.file-row .fr-title {
  font-family: var(--serif-en);
  font-size: 19px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.2;
  transition: color 0.2s;
}
.file-row .fr-title .fr-cn {
  display: block;
  font-family: var(--serif-cn);
  font-size: 13px;
  color: var(--ink-2);
  letter-spacing: 0.08em;
  margin-top: 2px;
  font-weight: 400;
}
.file-row .fr-desc {
  font-size: 11px;
  color: var(--ink-3);
  line-height: 1.5;
  padding-top: 4px;
}
.file-row .fr-tag {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-2);
  padding-top: 4px;
}
.file-row .fr-status {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding-top: 4px;
  text-align: right;
}
.file-row .fr-status.open { color: var(--stamp); }
.file-row .fr-status.sealed { color: var(--ink-4); }
.file-row .fr-status.ongoing { color: var(--ink-2); }

/* ---------- CASE FILE CARDS (prose) ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--line);
}

/* IntersectionObserver fade-in */
@keyframes cf-fade-up {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.cf-card {
  animation: cf-fade-up 0.35s ease-out both;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 240px;
  transition: background 0.2s;
  position: relative;
}
.cf-card:hover { background: var(--paper-2); }
.cf-card:hover .cf-title { color: var(--stamp); }
.cf-head {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding-bottom: 8px;
  border-bottom: 1px dotted var(--line);
  gap: 12px;
}
.cf-head .cf-num { color: var(--ink); }
.cf-head .cf-tag { color: var(--ink-2); }
.cf-head .cf-new {
  color: var(--stamp);
  font-style: normal;
  margin-left: 4px;
  letter-spacing: 0.18em;
}
.cf-title {
  font-family: var(--serif-en);
  font-size: 19px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: var(--ink);
  text-wrap: pretty;
  transition: color 0.2s;
}
.cf-body {
  font-family: var(--serif-en);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-2);
  text-wrap: pretty;
  flex: 1;
}
.cf-foot {
  display: flex; justify-content: space-between;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-4);
  padding-top: 10px;
  border-top: 1px dotted var(--line);
  gap: 10px;
}
.cf-foot .cf-status { color: var(--ink-3); }

@media (max-width: 1100px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .card-grid { grid-template-columns: 1fr; }
}

/* ---------- CASE FILE LIGHTBOX ---------- */
.cf-card { cursor: pointer; outline: none; }
.cf-card:focus-visible { outline: 2px solid var(--stamp); outline-offset: -2px; }
.cf-card:hover,
.cf-card:focus-within { background: var(--paper-2); }
.cf-card:hover .cf-title,
.cf-card:focus-within .cf-title { color: var(--stamp); }

.cf-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 8, 6, 0.62);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 5vh 4vw;
  animation: ovIn 0.26s ease-out;
}
@keyframes ovIn {
  from { opacity: 0; backdrop-filter: blur(0px); }
  to   { opacity: 1; backdrop-filter: blur(6px); }
}
.cf-modal {
  background: var(--paper);
  border: 1px solid var(--ink);
  box-shadow: 0 40px 120px rgba(0,0,0,0.45), 0 0 0 1px rgba(168,53,42,0.15);
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 44px 52px 40px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  animation: modIn 0.42s cubic-bezier(0.22, 1.2, 0.36, 1);
  transform-origin: center;
}
@keyframes modIn {
  from { opacity: 0; transform: scale(0.82) translateY(16px); filter: blur(4px); }
  to   { opacity: 1; transform: scale(1) translateY(0); filter: blur(0); }
}
.cf-close {
  position: absolute;
  top: 18px; right: 18px;
  background: transparent;
  border: 1px solid var(--line);
  padding: 6px 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}
.cf-close:hover,
.cf-close:focus-visible { color: var(--stamp); border-color: var(--stamp); }
.cf-title-lg { font-size: 32px; line-height: 1.14; letter-spacing: -0.015em; margin-top: 4px; }
.cf-body-lg  { font-size: 17px; line-height: 1.65; color: var(--ink); max-width: 60ch; }
.cf-modal .cf-head { padding-bottom: 12px; }
.cf-modal .cf-foot { margin-top: 10px; }

@media (max-width: 600px) {
  .cf-modal { padding: 32px 24px 28px; }
  .cf-title-lg { font-size: 24px; }
  .cf-body-lg { font-size: 15px; }
}

/* ---------- FORM ---------- */
.form-section {
  padding: 56px 56px 64px;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 48px;
  scroll-margin-top: 88px;
}
.form-panel {
  border: 1px solid var(--ink);
  background: var(--paper-2);
  padding: 32px;
  max-width: 640px;
  position: relative;
}
.form-panel::before {
  content: "表格 Ⅶ-B · FORM 07-B";
  position: absolute;
  top: -10px; left: 24px;
  background: var(--paper);
  padding: 0 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--ink-2);
}
.form-h {
  font-family: var(--serif-en);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.form-h .cn {
  display: block;
  font-family: var(--serif-cn);
  font-size: 15px;
  color: var(--ink-2);
  letter-spacing: 0.1em;
  margin-top: 2px;
  font-weight: 500;
}
.form-intro {
  font-family: var(--serif-en);
  font-size: 14px;
  color: var(--ink-3);
  margin-bottom: 24px;
  font-style: italic;
  line-height: 1.5;
}
.form-field {
  margin-bottom: 20px;
}
.form-field label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 6px;
}
.form-field label .fl-num {
  color: var(--ink-4);
  margin-right: 8px;
}
.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--ink);
  padding: 6px 0;
  font-family: var(--serif-en);
  font-size: 16px;
  color: var(--ink);
  outline: none;
  resize: none;
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-bottom-color: var(--stamp);
}
.form-field textarea { min-height: 60px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-submit {
  margin-top: 10px;
  background: var(--ink);
  color: var(--paper);
  border: none;
  padding: 14px 22px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  transition: background 0.2s;
}
.form-submit:hover,
.form-submit:focus-visible { background: var(--stamp); }
.form-submit .arr { font-family: var(--serif-en); }

/* ---------- RECEIPT ---------- */
.receipt {
  position: fixed;
  bottom: 0; right: 28px;
  width: 280px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-bottom: none;
  font-family: var(--mono);
  font-size: 10px;
  line-height: 1.7;
  padding: 14px 16px 12px;
  color: var(--ink-3);
  z-index: 40;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.04);
  max-height: 220px;
  overflow: hidden;
}
.receipt-h {
  display: flex; justify-content: space-between;
  color: var(--ink);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 9px;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--line);
}
.receipt-line {
  display: flex;
  gap: 10px;
  color: var(--ink-3);
  animation: recin 0.3s;
}
.receipt-line .rt { color: var(--ink-4); min-width: 60px; }
.receipt-line .rm { color: var(--ink-2); }
@keyframes recin { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- FOOTER ---------- */
.colophon {
  padding: 48px 56px 120px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  line-height: 1.7;
  scroll-margin-top: 88px;
}
.colophon .co-h {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--ink);
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
}
.colophon .co-h .cn {
  font-family: var(--serif-cn);
  letter-spacing: 0.1em;
  color: var(--ink-2);
  margin-left: 10px;
  font-size: 11px;
  font-weight: 400;
}
.colophon p { margin-bottom: 8px; text-wrap: pretty; }
.colophon .mono-line {
  display: flex; justify-content: space-between;
  border-bottom: 1px dotted var(--line);
  padding: 3px 0;
  gap: 8px;
}
.colophon a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}
.colophon a:hover { color: var(--stamp); border-bottom-color: var(--stamp); }

/* ---------- ANNOTATIONS ---------- */
.annot {
  position: relative;
  cursor: help;
  background: linear-gradient(transparent 65%, rgba(168,53,42,0.18) 65%);
}
.annot:hover { background: linear-gradient(transparent 60%, rgba(168,53,42,0.35) 60%); }
.annot-pop {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 10px 14px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  width: 280px;
  line-height: 1.55;
  z-index: 30;
  text-transform: none;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.15s, transform 0.15s;
}
.annot:hover .annot-pop { opacity: 1; transform: translateY(0); }
.annot-pop::before {
  content: "";
  position: absolute;
  bottom: -6px; left: 20px;
  width: 0; height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid var(--ink);
}
.annot-pop .ap-label {
  color: var(--stamp);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 4px;
  display: block;
}

/* cursor scanline on hero */
.scanline {
  display: inline-block;
  width: 8px;
  height: 0.85em;
  background: var(--ink);
  vertical-align: baseline;
  margin-left: 4px;
  animation: blink 1.1s steps(2) infinite;
  transform: translateY(4px);
}
@keyframes blink { 50% { opacity: 0; } }

/* responsive guardrail */
@media (max-width: 900px) {
  .masthead { padding: 40px 24px 24px; }
  .masthead-grid { grid-template-columns: 1fr; }
  .mh-title { font-size: 56px; }
  .mh-title .mh-cn { font-size: 28px; }
  .site-nav-toggle { display: inline-flex; }
  .site-nav-links { display: none; }
  .site-nav-links.open { display: flex; }
  .site-nav-links a { width: 100%; }
  .stamp { right: 24px; top: 20px; width: 80px; height: 80px; }
  .stamp .s-mid { font-size: 13px; }
  .dispatch, .files, .form-section, .colophon { padding: 32px 24px; grid-template-columns: 1fr; gap: 24px; scroll-margin-top: 72px; }
  .files-head { grid-template-columns: 1fr; gap: 16px; }
  .file-row { grid-template-columns: 1fr; gap: 4px; }
  .receipt { display: none; }
  .console-bar .cb-center { display: none; }
}