/* SumiCAD website — shared tokens and parts (catalogue world). */
:root {
  --paper: #ffffff;
  --paper-2: #f3f4f4;
  --ink: #15181a;
  --ink-2: #4a5156;
  --ink-3: #6b7378;
  --zinc: #8e979c;
  --zinc-2: #d9dddf;
  --zinc-3: #eceeef;
  --chromate: #d6b740;
  --chromate-2: #f3e7b3;
  --cyan: #0a72a6;
  --cyan-ink: #075f8b;
  --ng: #e23b2e;
  --ok: #1f8a4c;
  --r: 2px;
  --gut: clamp(16px, 4vw, 48px);
  --tabs: 64px;
  --display: "Archivo", "Zen Kaku Gothic New", system-ui, sans-serif;
  --jp: "Zen Kaku Gothic New", "Archivo", system-ui, sans-serif;
  --mono: "Azeret Mono", ui-monospace, "Cascadia Mono", monospace;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.55 var(--display); font-variation-settings: "wdth" 100; }
html[lang="ja"] body { font-family: var(--jp); line-height: 1.75; }
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
::selection { background: var(--chromate); color: var(--ink); }
input, textarea { caret-color: var(--cyan); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
h1, h2, h3, p { margin: 0; }
button { font: inherit; color: inherit; }
.num, .pn, td.k { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* scrollbar */
html { scrollbar-color: var(--zinc) var(--zinc-3); }

/* ---- top bar ---- */
.top { position: sticky; top: 0; z-index: 30; background: var(--paper); border-bottom: 2px solid var(--ink); }
.top-in { height: 64px; display: flex; align-items: center; gap: 24px; padding: 0 calc(var(--gut) + var(--tabs)) 0 var(--gut); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { width: 34px; height: 34px; }
.brand b { font: 800 21px/1 var(--display); font-variation-settings: "wdth" 112; letter-spacing: -.01em; }
.brand span { font: 700 19px/1 var(--jp); }
.nav { display: flex; gap: 22px; margin-left: auto; font: 600 14px var(--display); }
.nav a { text-decoration: none; padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover { border-bottom-color: var(--ink); }
.lang { display: flex; border: 1.5px solid var(--ink); border-radius: var(--r); overflow: hidden; }
.lang button { border: 0; background: none; padding: 5px 10px; font: 600 13px var(--display); cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.lang a { padding: 5px 10px; font: 600 13px var(--display); text-decoration: none; color: inherit; }
.lang a[aria-current="true"] { background: var(--ink); color: var(--paper); }
.lang a:not([aria-current]):hover { background: var(--zinc-3); }
.tip { display: inline-flex; align-items: center; gap: 6px; font: 500 13px var(--display); color: var(--ink-2); text-decoration: none; border-bottom: 1px solid var(--chromate); padding-bottom: 1px; }
.tip:hover { color: var(--ink); border-bottom-color: var(--ink); }
.tip svg { width: 16px; height: 16px; }
.menu-btn { display: none; }

/* ---- thumb-index tabs ---- */
.tabs { position: fixed; right: 0; top: 140px; z-index: 25; display: flex; flex-direction: column; gap: 4px; }
.tabs a { width: var(--tabs); height: 104px; display: flex; align-items: center; justify-content: center; writing-mode: vertical-rl; text-decoration: none; font: 700 12px var(--display); letter-spacing: .1em; text-transform: uppercase; color: #fff; transition: width .25s cubic-bezier(.2,.8,.2,1); }
html[lang="ja"] .tabs a { letter-spacing: .2em; font-family: var(--jp); font-size: 13px; text-transform: none; }
.tabs a:hover, .tabs a[aria-current="true"] { width: calc(var(--tabs) + 14px); }
.t-bim { background: var(--ink); }
.t-parts { background: var(--cyan); }
.t-free { background: var(--chromate); color: var(--ink) !important; }
.t-cloud { background: var(--zinc); color: var(--ink) !important; }

/* ---- bands (section headers flood the tab colour) ---- */
.band { color: #fff; border-bottom: 2px solid var(--ink); }
.band-in { display: flex; align-items: baseline; gap: 18px; flex-wrap: wrap; padding: 12px calc(var(--gut) + var(--tabs)) 12px var(--gut); }
.band .pn { font: 600 14px var(--mono); letter-spacing: .02em; }
.band .bt { text-wrap: balance; font: 800 15px var(--display); font-variation-settings: "wdth" 120; letter-spacing: .08em; text-transform: uppercase; }
html[lang="ja"] .band .bt { font-family: var(--jp); letter-spacing: .1em; text-transform: none; }
.band.ink { background: var(--ink); }
.band.cyan { background: var(--cyan); }
.band.chromate { background: var(--chromate); color: var(--ink); }
.band.zinc { background: var(--zinc); color: var(--ink); }

.wrap { padding: 0 calc(var(--gut) + var(--tabs)) 0 var(--gut); }

/* ---- buttons ---- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 54px; padding: 0 24px; border-radius: var(--r); border: 2px solid var(--ink); background: var(--ink); color: var(--paper); font: 700 16px var(--display); text-decoration: none; cursor: pointer; transition: background .2s, color .2s, transform .2s; }
.btn:hover { background: var(--cyan); border-color: var(--cyan); }
.btn:active { transform: translateY(1px); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn small { font: 500 12px var(--mono); opacity: .75; }

/* ---- label grid (one per part) ---- */
.label { display: grid; grid-template-columns: 96px 1fr auto; border-top: 2px solid var(--ink); }
.label > * { padding: 10px 0; }
.label .pn { color: var(--cyan-ink); font-size: 13px; font-weight: 600; }
.label .nm { font: 800 15px var(--display); font-variation-settings: "wdth" 110; letter-spacing: .02em; text-transform: uppercase; }
html[lang="ja"] .label .nm { font-family: var(--jp); text-transform: none; }
.label .sp { font: 500 12px var(--mono); color: var(--ink-3); text-align: right; }

/* ---- spec table ---- */
.spec { width: 100%; border-collapse: collapse; font-size: 15px; }
.spec td { border-top: 1px solid var(--zinc-2); padding: 9px 0; vertical-align: top; }
.spec tr:last-child td { border-bottom: 1px solid var(--zinc-2); }
.spec td.k { width: 104px; font-size: 12px; font-weight: 600; color: var(--ink-3); padding-top: 11px; }
.spec td.v { text-align: right; font: 600 12px var(--mono); padding-top: 11px; white-space: nowrap; }
.ok { color: var(--ok); }
.soon { color: var(--ink-3); }
.ngc { color: var(--ng); }

/* callout bubble */
.bub { width: 28px; height: 28px; border: 2px solid var(--ink); border-radius: 50%; display: grid; place-items: center; background: var(--paper); font: 700 12px var(--mono); flex: none; }

@media (max-width: 900px) {
  :root { --tabs: 0px; }
  .nav { display: none; }
  .tabs { top: auto; bottom: 0; left: 0; right: 0; flex-direction: row; gap: 0; }
  .tabs a { writing-mode: horizontal-tb; width: auto !important; flex: 1; height: 46px; font-size: 11px; letter-spacing: .06em; }
  body { padding-bottom: 46px; }
  .top-in { gap: 12px; }
  .tip span { display: none; }
}