@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-weight: 400; font-display: swap; src: url('/assets/fonts/ibm-plex-sans-400.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-weight: 500; font-display: swap; src: url('/assets/fonts/ibm-plex-sans-500.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-weight: 600; font-display: swap; src: url('/assets/fonts/ibm-plex-sans-600.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 400; font-display: swap; src: url('/assets/fonts/ibm-plex-mono-400.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 500; font-display: swap; src: url('/assets/fonts/ibm-plex-mono-500.woff2') format('woff2'); }

:root {
  --ink: #14181b;
  --ink-2: #2c3336;
  --muted: #6a7375;
  --paper: #f3f4f1;
  --paper-2: #e9eae6;
  --rule: #d5d8d2;
  --accent: #16496f;
  --accent-soft: #dbe4ea;
  --sans: 'IBM Plex Sans', 'Segoe UI', 'Helvetica Neue', sans-serif;
  --mono: 'IBM Plex Mono', 'Consolas', monospace;
  --wrap: 1180px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.62;
  font-feature-settings: 'kern' 1;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.015em; }
h1 { font-size: clamp(32px, 4.6vw, 58px); line-height: 1.06; letter-spacing: -0.025em; }
h2 { font-size: clamp(22px, 2.6vw, 31px); line-height: 1.16; }
h3 { font-size: 19px; line-height: 1.3; }
p { margin: 0; max-width: 68ch; }
ul { margin: 0; padding-left: 1.1em; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.mono { font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.02em; color: var(--muted); }

/* ---------- header ---------- */
.site-head {
  position: sticky; top: 0; z-index: 20;
  background: rgba(243, 244, 241, 0.94);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid var(--rule);
}
.head-inner { display: flex; align-items: baseline; gap: 28px; padding: 14px 0; flex-wrap: wrap; }
.brand { display: flex; align-items: baseline; gap: 10px; color: var(--ink); text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-mark { font-family: var(--sans); font-weight: 600; font-size: 19px; letter-spacing: -0.02em; }
.brand-sub { font-family: var(--mono); font-size: 11.5px; color: var(--muted); }
.nav { display: flex; gap: 22px; margin-left: auto; flex-wrap: wrap; }
.nav a { color: var(--ink-2); font-size: 15px; }
.nav a:hover { color: var(--accent); text-decoration: none; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--ink); color: #fff !important;
  padding: 11px 18px; font-size: 15px; font-weight: 500;
  border: 1px solid var(--ink); border-radius: 2px;
  min-height: 44px;
}
.btn:hover { background: var(--accent); border-color: var(--accent); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--ink) !important; border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: #fff !important; }

/* ---------- hero ---------- */
.hero { padding: 54px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.12fr 0.88fr; gap: 48px; align-items: start; }
.hero-lead { font-size: 18px; color: var(--ink-2); margin-top: 20px; max-width: 46ch; }
.hero-cta { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.spec-card { border: 1px solid var(--rule); background: #fff; }
.spec-card h2 { font-size: 15px; font-family: var(--mono); font-weight: 500; color: var(--muted); padding: 12px 16px; border-bottom: 1px solid var(--rule); letter-spacing: 0.02em; }
.spec-row { display: grid; grid-template-columns: 1fr auto; gap: 12px; padding: 10px 16px; border-bottom: 1px solid var(--rule); font-size: 14.5px; }
.spec-row:last-child { border-bottom: 0; }
.spec-row dt { color: var(--muted); margin: 0; }
.spec-row dd { margin: 0; font-family: var(--mono); font-size: 13.5px; color: var(--ink); text-align: right; }

/* ---------- photo strip ---------- */
.strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 40px; }
.strip figure { margin: 0; border: 1px solid var(--rule); background: #fff; }
.strip figure img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.strip figcaption { padding: 8px 10px; border-top: 1px solid var(--rule); font-family: var(--mono); font-size: 11.5px; color: var(--muted); }

/* ---------- sections ---------- */
section.band { padding: 52px 0; border-top: 1px solid var(--rule); }
.sec-head { margin-bottom: 34px; }
.sec-head .mono { display: block; margin-bottom: 9px; }
.lede { color: var(--ink-2); font-size: 17px; }

/* categories */
.cats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.cat { background: var(--paper); padding: 0; display: flex; flex-direction: column; }
.cat img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; background: #fff; }
.cat-body { padding: 14px 14px 18px; }
.cat-body h3 { font-size: 17px; }
.cat-body p { font-size: 13.5px; color: var(--muted); margin-top: 5px; line-height: 1.5; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.step { border-top: 2px solid var(--ink); padding-top: 14px; }
.step .num { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.step h3 { margin-top: 6px; font-size: 17.5px; }
.step p { margin-top: 8px; font-size: 14.5px; color: var(--ink-2); }

/* dark band */
.band-dark { background: var(--ink); color: #eceee9; border-top: 0; }
.band-dark h2 { color: #fff; }
.band-dark p { color: #c9cdc6; }
.band-dark .two { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: start; }
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { padding: 11px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.14); font-size: 15px; }
.checklist li span { font-family: var(--mono); font-size: 12px; color: #9aa19a; margin-right: 10px; }

/* contact block */
.contact-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 46px; }
.contact-lines p { margin-bottom: 14px; }
.contact-lines .mono { display: block; margin-bottom: 2px; }

/* footer */
.site-foot { border-top: 1px solid var(--rule); padding: 34px 0 46px; font-size: 13.5px; color: var(--muted); }
.foot-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 30px; }
.foot-grid .mono { display: block; margin-bottom: 6px; }
.foot-bottom { margin-top: 26px; padding-top: 16px; border-top: 1px solid var(--rule); display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }

/* ---------- product page ---------- */
.breadcrumb { padding: 18px 0 0; font-family: var(--mono); font-size: 12px; color: var(--muted); }
.breadcrumb a { color: var(--muted); }
.p-head { padding: 26px 0 34px; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 44px; align-items: start; }
.p-head h1 { font-size: clamp(30px, 3.6vw, 44px); }
.p-intro { margin-top: 16px; color: var(--ink-2); }
.p-shot { border: 1px solid var(--rule); background: #fff; }
.p-shot img { width: 100%; height: auto; }
.p-shot figcaption { border-top: 1px solid var(--rule); padding: 9px 11px; font-family: var(--mono); font-size: 11.5px; color: var(--muted); }

.table-wrap { overflow-x: auto; }
table.spec { width: 100%; border-collapse: collapse; table-layout: fixed; font-size: 14.5px; background: #fff; border: 1px solid var(--rule); }
table.spec col { width: 32%; }
table.spec th, table.spec td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--rule); vertical-align: top; }
table.spec th { font-weight: 500; background: var(--paper-2); width: 32%; }
table.spec td { font-family: var(--mono); font-size: 13.5px; }

.sequence { display: grid; gap: 1px; background: var(--rule); border: 1px solid var(--rule); margin-top: 8px; }
.seq-row { background: #fff; display: grid; grid-template-columns: 64px 1fr 190px; gap: 16px; padding: 12px 14px; align-items: baseline; }
.seq-row .n { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.seq-row .t { font-size: 15px; }
.seq-row .c { font-family: var(--mono); font-size: 12px; color: var(--muted); text-align: right; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: start; }
.note { border-left: 2px solid var(--accent); padding: 2px 0 2px 16px; color: var(--ink-2); font-size: 15px; }

.related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.rel { background: var(--paper); padding: 18px; }
.rel h3 { font-size: 16px; }
.rel p { font-size: 13.5px; color: var(--muted); margin-top: 6px; }

/* ---------- category page ---------- */
.cat-head { padding: 30px 0 34px; max-width: 62ch; }
.cat-head h1 { margin-bottom: 18px; }
.machine-list { border-top: 1px solid var(--rule); }
.machine-row { display: grid; grid-template-columns: 200px 1fr 170px; gap: 30px; align-items: center; padding: 22px 0; border-bottom: 1px solid var(--rule); }
.machine-row img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border: 1px solid var(--rule); background: #fff; }
.machine-row h3 { font-size: 18px; }
.machine-row p { font-size: 14px; color: var(--muted); margin-top: 6px; }
.machine-row .mono { text-align: right; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero-grid, .p-head, .contact-grid, .band-dark .two, .two-col { grid-template-columns: 1fr; gap: 28px; }
  .sec-head { grid-template-columns: 1fr; gap: 10px; }
  .cats { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .related { grid-template-columns: 1fr; }
  .head-inner { gap: 12px; padding: 12px 0; }
  .nav { margin-left: 0; width: 100%; gap: 18px; }
  .machine-row { grid-template-columns: 1fr; gap: 14px; }
  .machine-row .mono { text-align: left; }
  .foot-grid { grid-template-columns: 1fr; }
  .seq-row { grid-template-columns: 40px 1fr; }
  .seq-row .c { grid-column: 2; text-align: left; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .wrap { padding: 0 18px; }
  .nav { gap: 16px; font-size: 14px; }
  .hero { padding: 34px 0 28px; }
  .steps, .cats { grid-template-columns: 1fr; }
  h1 { font-size: 31px; }
  .strip { gap: 8px; }
  .strip figcaption { font-size: 10.5px; padding: 6px 8px; }
  .spec-row { padding: 9px 12px; font-size: 13.5px; }
  .spec-row dd { font-size: 12.5px; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}