@charset "UTF-8";
/* ============================================================
   IJACWEI (vue-042) — Archetype: "Monochrome Stark"
   Pure white + ink black + single accent, oversized compressed
   headlines, hairline rules, zero radius, no shadows.
   Light theme only. One stylesheet for home + list + view + comment.
   ============================================================ */

/* ---------------------------------------------------------
   :root — tokens
   --------------------------------------------------------- */
:root {
  /* core palette (do not alter) */
  --bg: #fcfcfc;
  --surface: #fefefe;
  --surface-alt: #f5f5f4;
  --text: #212121;
  --muted: #6e6e6e;
  --border: #dedede;
  --hair: #ebebeb;
  --accent: #d34617;
  --accent-dark: #ae3a13;
  --accent-2: #2dbe9a;
  --accent-3: #d9ca26;
  --on-accent: #ffffff;

  /* derived helpers */
  --ink-soft: #3a3a3a;
  --accent-wash: #fbeee8;
  --accent2-wash: #e7f7f2;

  /* fonts (loaded in head) */
  --font-head: "Anton", "Black Han Sans", sans-serif;
  --font-body: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --font-mono: "Space Mono", ui-monospace, Consolas, monospace;

  /* layout */
  --shell: 1180px;

  /* spacing scale (comfortable) */
  --sp-1: 6px;
  --sp-2: 12px;
  --sp-3: 18px;
  --sp-4: 28px;
  --sp-5: 40px;
  --sp-6: 64px;

  /* hairline */
  --rule: 1px solid var(--border);
  --rule-thin: 1px solid var(--hair);
}

/* ---------------------------------------------------------
   A) Global
   --------------------------------------------------------- */
* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.7;
  font-weight: 400;
  letter-spacing: -0.003em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border: 0;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.16s ease;
}
a:hover { color: var(--accent-dark); }

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 400;
  color: var(--text);
  line-height: 1.02;
  letter-spacing: 0.005em;
  margin: 0 0 var(--sp-3);
}
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); text-transform: uppercase; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }

p { margin: 0 0 var(--sp-3); }

/* shared mono label */
.mono {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-transform: uppercase;
}

/* part number tag — schematic signature */
.partno {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-dark);
  background: var(--accent-wash);
  border: 1px solid var(--accent);
  padding: 3px 9px;
  line-height: 1.3;
}

/* skip link */
.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--text);
  color: #fff;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.skip:focus {
  left: 8px;
  top: 8px;
  color: #fff;
}

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

/* shell container */
.shell {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--sp-4);
  width: 100%;
}

.main {
  padding: var(--sp-5) 0 var(--sp-6);
  min-width: 0;
}

/* ---------------------------------------------------------
   Buttons
   --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
  padding: 11px 22px;
  border: 1.5px solid var(--text);
  background: var(--surface);
  color: var(--text);
  border-radius: 0;
  cursor: pointer;
  line-height: 1.1;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
  white-space: nowrap;
}
.btn:hover { background: var(--text); color: #fff; }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: var(--on-accent);
}

.btn-secondary {
  background: var(--surface);
  border-color: var(--text);
  color: var(--text);
}
.btn-secondary:hover { background: var(--text); color: #fff; }

/* ---------------------------------------------------------
   B) Header / nav / footer
   --------------------------------------------------------- */
.topbar {
  background: var(--surface);
  border-bottom: 2px solid var(--text);
  position: sticky;
  top: 0;
  z-index: 60;
}
.topbar-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--sp-4);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  min-height: 74px;
  flex-wrap: wrap;
}

.logo {
  flex: 0 0 auto;
}
.logo a {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-head);
  font-size: 1.55rem;
  letter-spacing: 0.02em;
  color: var(--text);
  text-transform: uppercase;
  line-height: 1;
}
.logo a:hover { color: var(--text); }
.logo .br { color: var(--accent); }

/* category ribbon nav */
.ribbon-nav {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex: 1 1 auto;
  min-width: 0;
  flex-wrap: wrap;
}
.ribbon-nav a {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  color: var(--text);
  padding: 8px 16px;
  border-left: var(--rule-thin);
  position: relative;
}
.ribbon-nav a:first-child { border-left: 0; }
.ribbon-nav a::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 4px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.18s ease;
}
.ribbon-nav a:hover { color: var(--accent-dark); }
.ribbon-nav a:hover::after,
.ribbon-nav a[aria-current="page"]::after { transform: scaleX(1); }
.ribbon-nav a[aria-current="page"] { color: var(--accent-dark); }

/* search form */
.search {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex: 0 1 320px;
  min-width: 0;
}
.search input[type="search"] {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--surface);
  border: 1.5px solid var(--text);
  border-right: 0;
  padding: 10px 14px;
  border-radius: 0;
  appearance: none;
}
.search input[type="search"]::placeholder { color: var(--muted); }
.search input[type="search"]:focus {
  outline: none;
  background: var(--surface-alt);
}
.search .btn {
  flex: 0 0 auto;
  padding: 10px 18px;
}

/* defensive: mobile nav toggle (head.php may inject) */
.nav-toggle {
  display: none;
  flex: 0 0 auto;
  width: 46px;
  height: 42px;
  border: 1.5px solid var(--text);
  background: var(--surface);
  color: var(--text);
  font-size: 1.3rem;
  cursor: pointer;
  border-radius: 0;
  align-items: center;
  justify-content: center;
}

/* footer */
.site-foot {
  background: var(--text);
  color: #e8e8e8;
  border-top: 2px solid var(--accent);
  margin-top: var(--sp-6);
}
.foot-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: var(--sp-5) var(--sp-4);
}
.foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-4);
  margin-bottom: var(--sp-3);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}
.foot-links a {
  color: #e8e8e8;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.01em;
}
.foot-links a:hover { color: var(--accent-3); }
.foot-label {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: #9a9a9a;
}

/* ---------------------------------------------------------
   Generic schematic frame block
   --------------------------------------------------------- */
.frame {
  position: relative;
  background: var(--surface);
  border: var(--rule);
  padding: var(--sp-4);
  margin-bottom: var(--sp-4);
}
.frame > .partno {
  position: absolute;
  top: -11px;
  right: var(--sp-3);
}

/* ---------------------------------------------------------
   C) Home — headline / notice / tabs / board / gallery
   --------------------------------------------------------- */

/* headline hero */
.headline {
  padding: var(--sp-5) var(--sp-5) var(--sp-4);
  border: 2px solid var(--text);
}
.headline .partno {
  position: absolute;
  top: -12px;
  left: var(--sp-4);
  right: auto;
}
.headline h1 {
  margin: var(--sp-2) 0 var(--sp-3);
}
.headline p {
  max-width: 60ch;
  color: var(--ink-soft);
  font-size: 1.02rem;
  line-height: 1.75;
}
.headline .btn { margin-top: var(--sp-1); }

/* dimension line — schematic signature ruler */
.dimline {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: var(--sp-1);
}
.dimline .bar {
  flex: 1 1 auto;
  height: 1px;
  background: var(--text);
  position: relative;
}
.dimline .bar::before,
.dimline .bar::after {
  content: "";
  position: absolute;
  top: -4px;
  width: 1px;
  height: 9px;
  background: var(--text);
}
.dimline .bar::before { left: 0; }
.dimline .bar::after { right: 0; }

/* notice strip */
.notice-strip {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--surface-alt);
  border: var(--rule);
  border-left: 4px solid var(--accent);
  padding: 11px var(--sp-3);
  margin-bottom: var(--sp-4);
}
.notice-tag {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--accent);
  color: var(--on-accent);
  padding: 3px 9px;
}
.notice-strip a {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--text);
  font-weight: 700;
  font-size: 0.95rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.notice-strip a:hover { color: var(--accent-dark); }
.notice-strip .mono { flex: 0 0 auto; }

/* tab bar */
.tabbar {
  display: flex;
  align-items: stretch;
  gap: 0;
  border-bottom: 2px solid var(--text);
  margin-bottom: var(--sp-4);
  flex-wrap: wrap;
}
.tabbar a {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
  color: var(--muted);
  padding: 11px 18px;
  margin-bottom: -2px;
  border-bottom: 2px solid transparent;
}
.tabbar a:hover { color: var(--text); }
.tabbar a[aria-current="page"] {
  color: var(--text);
  border-bottom-color: var(--accent);
}

/* section head */
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-3);
  margin: var(--sp-5) 0 var(--sp-3);
  padding-bottom: var(--sp-2);
  border-bottom: var(--rule);
  flex-wrap: wrap;
}
.section-head h1,
.section-head h2 { margin: 0; }
.section-head .partno {
  position: static;
  flex: 0 0 auto;
}

.board-h1 { font-size: clamp(2rem, 4vw, 3rem); }

/* ---------------------------------------------------------
   Dense board table
   --------------------------------------------------------- */
.board {
  margin-bottom: var(--sp-4);
  border: var(--rule);
  background: var(--surface);
  overflow-x: auto;
}
.board-list {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.board-list caption {
  caption-side: top;
  text-align: left;
  padding: 10px var(--sp-3);
  background: var(--surface-alt);
  border-bottom: var(--rule);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.board-list thead th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: left;
  padding: 10px var(--sp-2);
  border-bottom: 1.5px solid var(--text);
  white-space: nowrap;
}
.board-list tbody td {
  padding: 12px var(--sp-2);
  border-bottom: var(--rule-thin);
  vertical-align: middle;
  color: var(--text);
}
.board-list tbody tr:last-child td { border-bottom: 0; }
.board-list .row:hover td { background: var(--surface-alt); }

.col-no {
  width: 56px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}
.col-cat { width: 96px; white-space: nowrap; }
.col-title { width: auto; }
.col-author {
  width: 110px;
  color: var(--muted);
  font-size: 0.86rem;
  white-space: nowrap;
}
.col-date {
  width: 76px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
}
.col-views {
  width: 70px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
}

.row.hot td { background: var(--accent-wash); }
.row.hot .col-no { color: var(--accent); }

.cat-chip {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  border: var(--rule);
  padding: 2px 7px;
  white-space: nowrap;
}

.post-link {
  color: var(--text);
  font-weight: 500;
}
.post-link:hover { color: var(--accent-dark); }

.reply {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 700;
}

/* status chips */
.chip {
  display: inline-block;
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 2px 6px;
  vertical-align: middle;
  border: 1px solid currentColor;
  line-height: 1.3;
}
.chip-hot { color: var(--accent); }
.chip-new { color: var(--accent-2); }

/* ---------------------------------------------------------
   Gallery — schematic thumbnail cards
   --------------------------------------------------------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}
.gallery .card {
  margin-bottom: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.card .thumb {
  display: block;
  border-bottom: var(--rule);
  background: var(--surface-alt);
  overflow: hidden;
}
.card .thumb img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.card:hover .thumb img { transform: scale(1.03); }

/* image dimension annotation */
.imgdim {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px var(--sp-2) 0;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--muted);
}
.imgdim .ln {
  flex: 1 1 auto;
  height: 1px;
  background: var(--border);
}

.card .meta {
  padding: var(--sp-1) var(--sp-2) var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.card .meta .partno {
  position: static;
  align-self: flex-start;
}
.card .meta h3 {
  margin: 4px 0 0;
  font-size: 1.05rem;
  line-height: 1.15;
}
.card .meta h3 a { color: var(--text); }
.card .meta h3 a:hover { color: var(--accent-dark); }
.card .cmeta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--muted);
}

/* ---------------------------------------------------------
   Sidebar rail (home + list)
   --------------------------------------------------------- */
.sidebar {
  margin-top: var(--sp-5);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}
.sidebar .widget {
  margin-bottom: 0;
}
.sidebar .widget h2 {
  font-size: 1.2rem;
  margin: 0 0 var(--sp-3);
  padding-bottom: var(--sp-2);
  border-bottom: 1.5px solid var(--text);
}

/* ranking list */
.rank {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: rank;
}
.rank li {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 9px 0;
  border-bottom: var(--rule-thin);
}
.rank li:last-child { border-bottom: 0; }
.rank .rk {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.84rem;
  color: var(--accent);
  width: 24px;
}
.rank a {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.rank a:hover { color: var(--accent-dark); }
.rank .rv {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
}

/* tag cloud / board shortcuts */
.tagcloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1) 8px;
}
.tagcloud a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text);
  border: var(--rule);
  padding: 5px 11px;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}
.tagcloud a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}

/* ---------------------------------------------------------
   D) Board list — pager + actions + search
   --------------------------------------------------------- */
.pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: var(--sp-4) 0;
}
.pager a,
.pager .cur,
.pager strong,
.pager span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  border: var(--rule);
  background: var(--surface);
  color: var(--text);
}
.pager a:hover {
  border-color: var(--text);
  background: var(--surface-alt);
}
.pager .cur,
.pager strong {
  background: var(--text);
  border-color: var(--text);
  color: #fff;
  font-weight: 700;
}

.board-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin: var(--sp-4) 0;
  flex-wrap: wrap;
}
.board-search {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex: 1 1 360px;
  min-width: 0;
}
.board-search select,
.board-search input[type="text"] {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--surface);
  border: 1.5px solid var(--text);
  border-right: 0;
  padding: 10px 12px;
  border-radius: 0;
  appearance: none;
}
.board-search select {
  flex: 0 0 auto;
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--text) 50%),
                    linear-gradient(135deg, var(--text) 50%, transparent 50%);
  background-position: calc(100% - 16px) 17px, calc(100% - 11px) 17px;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 30px;
}
.board-search input[type="text"] {
  flex: 1 1 auto;
  min-width: 0;
}
.board-search input::placeholder { color: var(--muted); }
.board-search select:focus,
.board-search input:focus { outline: none; background: var(--surface-alt); }
.board-search .btn { flex: 0 0 auto; }

/* ---------------------------------------------------------
   E) Board view
   --------------------------------------------------------- */
.hm-board-view {
  background: var(--surface);
  border: 2px solid var(--text);
  padding: var(--sp-5);
  margin-bottom: var(--sp-4);
}
.hm-view-head {
  padding-bottom: var(--sp-3);
  border-bottom: var(--rule);
  margin-bottom: var(--sp-4);
}
.hm-board-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin: 0 0 var(--sp-2);
}
.hm-view-head h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  margin: 0 0 var(--sp-3);
  text-transform: none;
  letter-spacing: 0;
}
.hm-view-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-3);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
}
.hm-view-meta span {
  position: relative;
  padding-left: 14px;
}
.hm-view-meta span:first-child { padding-left: 0; }
.hm-view-meta span:first-child { color: var(--text); font-weight: 700; }
.hm-view-meta span:not(:first-child)::before {
  content: "·";
  position: absolute;
  left: 4px;
  color: var(--border);
}

/* attachments */
.hm-view-files {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--surface-alt);
  border: var(--rule);
  border-left: 4px solid var(--accent-2);
  padding: var(--sp-2) var(--sp-3);
  margin-bottom: var(--sp-4);
}
.hm-view-files a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
}
.hm-view-files a::before {
  content: "↓";
  font-family: var(--font-mono);
  color: var(--accent-2);
}
.hm-view-files a:hover { color: var(--accent-dark); }
.hm-view-files a span {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
}

/* body content */
.hm-view-content {
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--text);
  word-break: break-word;
  overflow-wrap: anywhere;
  padding: var(--sp-2) 0 var(--sp-4);
}
.hm-view-content p { margin: 0 0 1.2em; }
.hm-view-content img { margin: var(--sp-3) 0; border: var(--rule); }
.hm-view-content h1,
.hm-view-content h2,
.hm-view-content h3 {
  font-family: var(--font-body);
  font-weight: 800;
  text-transform: none;
  letter-spacing: -0.01em;
  margin: 1.6em 0 0.6em;
  line-height: 1.3;
}
.hm-view-content a {
  color: var(--accent-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.hm-view-content blockquote {
  margin: var(--sp-3) 0;
  padding: var(--sp-2) var(--sp-3);
  border-left: 3px solid var(--accent);
  background: var(--surface-alt);
  color: var(--ink-soft);
}
.hm-view-content pre,
.hm-view-content code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--surface-alt);
  border: var(--rule-thin);
}
.hm-view-content pre {
  padding: var(--sp-2) var(--sp-3);
  overflow-x: auto;
}
.hm-view-content code { padding: 1px 5px; }
.hm-view-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--sp-3) 0;
}
.hm-view-content th,
.hm-view-content td {
  border: var(--rule);
  padding: 8px 10px;
  text-align: left;
}

/* vote */
.hm-view-vote {
  display: flex;
  gap: var(--sp-2);
  justify-content: center;
  margin: var(--sp-4) 0;
}
.hm-view-vote a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text);
  border: 1.5px solid var(--text);
  padding: 10px 22px;
  transition: background 0.16s ease, color 0.16s ease;
}
.hm-view-vote a:hover { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }

/* actions */
.hm-view-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  align-items: center;
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: var(--rule);
}
.hm-view-actions a {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text);
  border: var(--rule);
  padding: 9px 18px;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}
.hm-view-actions a:hover { background: var(--surface-alt); border-color: var(--text); }
.hm-view-actions a.is-primary {
  margin-left: auto;
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.hm-view-actions a.is-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }

/* prev / next neighbor */
.hm-view-neighbor {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}
.hm-view-neighbor a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--surface);
  border: var(--rule);
  padding: var(--sp-2) var(--sp-3);
  min-width: 0;
}
.hm-view-neighbor a:hover { border-color: var(--text); background: var(--surface-alt); }
.hm-view-neighbor a span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-dark);
}
.hm-view-neighbor a strong {
  color: var(--text);
  font-weight: 600;
  font-size: 0.92rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------------------------------------------------------
   F) Comments (#bo_vc / #bo_vc_w + core containers)
   --------------------------------------------------------- */
.cmt_btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text);
  background: var(--surface);
  border: 1.5px solid var(--text);
  border-radius: 0;
  padding: 10px 20px;
  cursor: pointer;
  margin: var(--sp-4) 0 var(--sp-3);
  transition: background 0.16s ease, color 0.16s ease;
}
.cmt_btn:hover,
.cmt_btn.cmt_btn_op { background: var(--text); color: #fff; }
.cmt_btn .total b { color: var(--accent); }
.cmt_btn.cmt_btn_op .total b { color: var(--accent-3); }

#bo_vc {
  background: var(--surface);
  border: var(--rule);
  padding: var(--sp-4);
  margin-bottom: var(--sp-4);
}
#bo_vc > h2 {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.1rem;
  text-transform: none;
  letter-spacing: 0;
  margin: 0 0 var(--sp-3);
  padding-bottom: var(--sp-2);
  border-bottom: 1.5px solid var(--text);
}

#bo_vc article {
  display: flex;
  gap: var(--sp-2);
  padding: var(--sp-3) 0;
  border-top: var(--rule-thin);
}
#bo_vc article:first-of-type { border-top: 0; }

#bo_vc .pf_img {
  flex: 0 0 auto;
}
#bo_vc .pf_img img {
  width: 40px;
  height: 40px;
  object-fit: cover;
  border: var(--rule);
}
#bo_vc .cm_wrap {
  flex: 1 1 auto;
  min-width: 0;
}
#bo_vc .cm_wrap header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px var(--sp-2);
  margin-bottom: 6px;
  font-size: 0.86rem;
  color: var(--text);
  font-weight: 700;
}
#bo_vc .cm_wrap header h2 {
  font-family: var(--font-body);
  font-size: 0.86rem;
  font-weight: 700;
  margin: 0;
  text-transform: none;
  letter-spacing: 0;
}
.bo_vc_hdinfo {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 400;
  color: var(--muted);
}
.bo_vc_hdinfo time { color: var(--muted); }

.cmt_contents {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
  overflow-wrap: anywhere;
}
.cmt_contents p { margin: 0; }
.cmt_contents img { display: inline; vertical-align: middle; }

/* comment options menu */
.bo_vl_opt { position: relative; flex: 0 0 auto; }
.btn_cm_opt {
  background: var(--surface);
  border: var(--rule);
  color: var(--muted);
  width: 30px;
  height: 30px;
  cursor: pointer;
  border-radius: 0;
  font-size: 0.85rem;
}
.btn_cm_opt:hover { border-color: var(--text); color: var(--text); }
.bo_vc_act {
  display: none;
  position: absolute;
  right: 0;
  top: 34px;
  z-index: 20;
  list-style: none;
  margin: 0;
  padding: 4px;
  background: var(--surface);
  border: 1.5px solid var(--text);
  min-width: 96px;
}
.bo_vc_act li a {
  display: block;
  padding: 7px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}
.bo_vc_act li a:hover { background: var(--surface-alt); color: var(--accent-dark); }

#bo_vc_empty {
  text-align: center;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: var(--sp-4) 0;
}

.bo_vc_w { display: block; }

/* comment write form */
#bo_vc_w {
  background: var(--surface);
  border: var(--rule);
  border-top: 4px solid var(--accent);
  padding: var(--sp-4);
  margin-bottom: var(--sp-4);
}
#bo_vc_w > h2 {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.05rem;
  text-transform: none;
  letter-spacing: 0;
  margin: 0 0 var(--sp-3);
}
#bo_vc_w textarea,
#fviewcomment textarea {
  width: 100%;
  min-height: 110px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 0;
  padding: var(--sp-2);
  resize: vertical;
}
#bo_vc_w textarea:focus,
#fviewcomment textarea:focus {
  outline: none;
  border-color: var(--accent);
}
#char_cnt {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
  margin: 6px 0;
}
#char_cnt #char_count { color: var(--accent); font-weight: 700; }

.bo_vc_w_wr {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--sp-2);
  margin-top: var(--sp-2);
}
.bo_vc_w_info {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  align-items: center;
  flex: 1 1 auto;
}
.frm_input {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 0;
  padding: 9px 12px;
}
.frm_input:focus { outline: none; border-color: var(--accent); }

.btn_confirm {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex: 0 0 auto;
}
.secret_cm {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.85rem;
  color: var(--muted);
  cursor: pointer;
}
.secret_cm label { display: inline-flex; align-items: center; gap: 5px; cursor: pointer; }
.btn_submit {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--on-accent);
  background: var(--accent);
  border: 1.5px solid var(--accent);
  border-radius: 0;
  padding: 11px 24px;
  cursor: pointer;
  transition: background 0.16s ease, border-color 0.16s ease;
}
.btn_submit:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn_submit:disabled { opacity: 0.6; cursor: not-allowed; }

.sound_only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ---------------------------------------------------------
   RESPONSIVE — 5 breakpoints + reduced motion
   --------------------------------------------------------- */

/* FHD */
@media (min-width: 1600px) {
  :root { --shell: 1380px; }
  h1 { font-size: clamp(2.8rem, 5.5vw, 5.2rem); }
  .gallery { grid-template-columns: repeat(4, 1fr); }
}

/* QHD */
@media (min-width: 2400px) {
  :root { --shell: 1720px; }
  body { font-size: 17px; }
  .gallery { grid-template-columns: repeat(5, 1fr); }
}

/* tablet landscape */
@media (max-width: 1024px) {
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .sidebar { grid-template-columns: 1fr; }
  .hm-board-view { padding: var(--sp-4); }
  .topbar-inner { gap: var(--sp-3); }
  .search { flex-basis: 240px; }
}

/* tablet portrait */
@media (max-width: 768px) {
  h1 { font-size: clamp(2rem, 8vw, 3rem); }
  .headline { padding: var(--sp-4) var(--sp-3) var(--sp-3); }
  .topbar-inner {
    flex-wrap: wrap;
    align-items: stretch;
    padding-top: var(--sp-2);
    padding-bottom: var(--sp-2);
    min-height: 0;
    gap: var(--sp-2);
  }
  .logo { flex: 1 1 auto; }
  .nav-toggle { display: inline-flex; }
  .ribbon-nav {
    order: 3;
    flex-basis: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    border-top: var(--rule-thin);
    padding-top: 4px;
  }
  .ribbon-nav a { white-space: nowrap; padding: 8px 12px; }
  .search {
    order: 4;
    flex-basis: 100%;
  }
  /* if head injects a toggle-able nav */
  .main-nav { display: none; }
  .main-nav.open {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 80;
    background: var(--surface);
    padding: var(--sp-5) var(--sp-4);
    overflow-y: auto;
  }
  .main-nav.open ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
  }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .board-actions { flex-direction: column; align-items: stretch; }
  .board-search { flex-basis: auto; }
  .hm-view-neighbor { grid-template-columns: 1fr; }
  .hm-view-actions a.is-primary { margin-left: 0; }
  .section-head h1,
  .board-h1 { font-size: clamp(1.7rem, 7vw, 2.4rem); }
}

/* mobile */
@media (max-width: 480px) {
  body { font-size: 15px; }
  .shell { padding: 0 var(--sp-3); }
  .main { padding: var(--sp-4) 0 var(--sp-5); }
  .headline { padding: var(--sp-3); }
  .gallery { grid-template-columns: 1fr; }
  .frame { padding: var(--sp-3); }
  .hm-board-view { padding: var(--sp-3); }
  #bo_vc,
  #bo_vc_w { padding: var(--sp-3); }
  /* hide low-priority dense table columns on tiny screens */
  .col-author,
  .col-cat { display: none; }
  .board-list tbody td,
  .board-list thead th { padding: 10px 8px; }
  .notice-strip { flex-wrap: wrap; }
  .notice-strip .mono { flex-basis: 100%; }
  .tabbar { overflow-x: auto; flex-wrap: nowrap; }
  .tabbar a { white-space: nowrap; }
  .tagcloud a { font-size: 0.74rem; padding: 4px 9px; }
  .btn_confirm { width: 100%; justify-content: space-between; }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .card:hover .thumb img { transform: none; }
  .ribbon-nav a::after { transition: none; }
}