:root {
  --ink: #17191d;
  --ink-soft: #3a4048;
  --slate: #5d6570;
  --line: #d4cfc4;
  --line-strong: #b9b3a6;
  --paper: #f3f0e8;
  --paper-2: #e8e3d8;
  --sheet: #faf8f3;
  --harbor: #1a5fad;
  --harbor-ink: #0e3d75;
  --signal: #c47b0a;
  --signal-ink: #8a5400;
  --steel: #1c2128;
  --steel-2: #2a313a;
  --white: #fffdf8;
  --focus: #1a5fad;
  --shadow: 0 18px 40px rgba(23, 25, 29, 0.08);
  --max: 1120px;
  --gutter: clamp(1.1rem, 3vw, 2rem);
  --header: 4.25rem;
  --sans: "IBM Plex Sans", "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --cond: "Barlow Condensed", "Arial Narrow", "Franklin Gothic Medium", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.55;
  letter-spacing: -0.01em;
}

img,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

.hero-frame img,
.card-media img {
  width: 100%;
}

a {
  color: var(--harbor);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--harbor-ink);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  background: var(--steel);
  color: var(--white);
  padding: 0.5rem 0.8rem;
  z-index: 80;
}

.skip:focus {
  top: 0.75rem;
}

.wrap {
  width: min(var(--max), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
}

.kicker {
  margin: 0 0 0.65rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal-ink);
}

.display {
  margin: 0;
  font-family: var(--cond);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 0.92;
  text-wrap: balance;
}

.lede {
  margin: 1rem 0 0;
  max-width: 38rem;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.brand-bar {
  display: flex;
  height: 6px;
}

.brand-bar span:first-child {
  flex: 1;
  background: var(--harbor);
}

.brand-bar span:last-child {
  width: 28%;
  background: var(--signal);
}

.topbar {
  background: var(--steel);
  color: #d7dbe1;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar .wrap {
  min-height: 2.15rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  align-items: center;
  padding-block: 0.25rem;
}

.topbar a {
  color: #f3f0e8;
  text-decoration: none;
}

.topbar a:hover {
  color: #fff;
}

.topbar-links {
  display: flex;
  gap: 1.15rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(250, 248, 243, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  min-height: var(--header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: inherit;
  text-decoration: none;
  min-width: 0;
}

.brand img {
  width: 44px;
  height: 44px;
  background: #fff;
  border: 1px solid var(--line);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-text strong {
  font-family: var(--cond);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand-text span {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--harbor-ink);
}

.nav a[aria-current="page"] {
  box-shadow: inset 0 -2px 0 var(--signal);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 2.7rem;
  padding: 0.55rem 1.05rem;
  border: 1px solid transparent;
  font-family: var(--cond);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--harbor);
  color: #fff;
}

.btn-primary:hover {
  background: var(--harbor-ink);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}

.btn-ghost:hover {
  background: var(--ink);
  color: var(--paper);
}

.btn-signal {
  background: var(--signal);
  color: #fff;
}

.btn-signal:hover {
  background: var(--signal-ink);
  color: #fff;
}

.btn-light {
  background: var(--paper);
  color: var(--ink);
}

.btn-light:hover {
  background: #fff;
  color: var(--ink);
}

.nav-toggle {
  display: none;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid var(--line-strong);
  background: var(--sheet);
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 1.1rem;
  height: 1.5px;
  margin: 0.28rem auto;
  background: var(--ink);
}

.hero {
  position: relative;
  padding: clamp(2.4rem, 6vw, 4.6rem) 0 3rem;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(23, 25, 29, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(23, 25, 29, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(180deg, #000 40%, transparent 100%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: end;
}

.hero h1 {
  font-size: clamp(3.4rem, 8.4vw, 6.4rem);
  max-width: 11ch;
}

.hero h1 em {
  font-style: normal;
  color: var(--harbor);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.hero-frame {
  position: relative;
  background: var(--sheet);
  border: 1px solid var(--ink);
  padding: 0.85rem 0.85rem 1.1rem;
}

.hero-frame::before,
.hero-frame::after,
.card-frame::before,
.card-frame::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border: 1px solid var(--ink);
}

.hero-frame::before,
.card-frame::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.hero-frame::after,
.card-frame::after {
  right: -1px;
  bottom: -1px;
  border-left: 0;
  border-top: 0;
}

.frame-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.65rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
}

.strip {
  border-block: 1px solid var(--line);
  background: var(--sheet);
}

.strip ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  margin: 0;
  padding: 0.85rem 0;
  gap: 0.45rem 1.15rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.strip li {
  position: relative;
}

.strip li + li {
  padding-left: 1.15rem;
}

.strip li + li::before {
  content: "·";
  position: absolute;
  left: 0.35rem;
  color: var(--signal);
}

.section {
  padding: clamp(3rem, 7vw, 5.2rem) 0;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.5rem 2rem;
  align-items: end;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.section-head h2 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
}

.section-head p {
  margin: 0;
  color: var(--ink-soft);
}

.family-grid,
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.card-frame {
  position: relative;
  background: var(--sheet);
  border: 1px solid var(--line-strong);
  display: flex;
  flex-direction: column;
  min-height: 100%;
  color: inherit;
  text-decoration: none;
}

.card-frame:hover {
  border-color: var(--ink);
  color: inherit;
}

.card-media {
  background: #ece8df;
  border-bottom: 1px solid var(--line);
}

.card-body {
  padding: 1rem 1.05rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  flex: 1;
}

.card-body h3 {
  margin: 0;
  font-family: var(--cond);
  font-size: 1.7rem;
  font-weight: 650;
  letter-spacing: 0.03em;
}

.sku {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
}

.card-body p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.spec-row {
  margin-top: auto;
  padding-top: 0.8rem;
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-top: 1px dashed var(--line);
}

.work-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.25rem;
}

.work-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

.work-list li {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
}

.work-list strong {
  display: block;
  font-family: var(--cond);
  font-size: 1.45rem;
  font-weight: 650;
  letter-spacing: 0.04em;
}

.work-list p {
  margin: 0.25rem 0 0;
  color: var(--ink-soft);
}

.num {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--signal-ink);
  padding-top: 0.35rem;
}

.port-panel {
  background: var(--steel);
  color: #e6e9ee;
  padding: 1.5rem 1.4rem 1.6rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 100%;
}

.port-panel h3 {
  margin: 0.4rem 0 0.8rem;
  font-family: var(--cond);
  font-size: 2.3rem;
  line-height: 0.95;
}

.port-panel p {
  margin: 0;
  color: #c5ccd4;
}

.port-panel dl {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.6rem 0 0;
}

.port-panel dt {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #9aa3ad;
}

.port-panel dd {
  margin: 0.25rem 0 0;
  font-family: var(--cond);
  font-size: 1.55rem;
}

.markets {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}

.market {
  padding: 1.3rem 1.2rem 1.4rem;
  background: var(--sheet);
  border-left: 4px solid var(--harbor);
}

.market.eu {
  border-left-color: var(--signal);
}

.market h3 {
  margin: 0 0 0.5rem;
  font-family: var(--cond);
  font-size: 2rem;
}

.market p {
  margin: 0;
  color: var(--ink-soft);
}

.cta-band {
  background: var(--steel);
  color: #eef1f4;
  padding: 2.4rem 0;
}

.cta-band .wrap {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: center;
}

.cta-band h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  max-width: 16ch;
}

.cta-band p {
  margin: 0.55rem 0 0;
  color: #c5ccd4;
  max-width: 36rem;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  flex-shrink: 0;
}

.page-hero {
  padding: 2.4rem 0 1.6rem;
}

.page-hero h1 {
  font-size: clamp(3rem, 7vw, 5.2rem);
  max-width: 16ch;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.4rem;
}

.filter-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.filters label {
  min-height: 2.3rem;
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--line-strong);
  background: var(--sheet);
  font-family: var(--cond);
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

#cat-all:checked ~ .filters label[for="cat-all"],
#cat-wrenches:checked ~ .filters label[for="cat-wrenches"],
#cat-pliers:checked ~ .filters label[for="cat-pliers"],
#cat-torque:checked ~ .filters label[for="cat-torque"] {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

#cat-wrenches:checked ~ .product-grid .card-frame:not([data-cat="wrenches"]),
#cat-pliers:checked ~ .product-grid .card-frame:not([data-cat="pliers"]),
#cat-torque:checked ~ .product-grid .card-frame:not([data-cat="torque"]) {
  display: none;
}

.note {
  margin: 1.6rem 0 0;
  padding: 1rem 1.1rem;
  background: var(--paper-2);
  border-left: 3px solid var(--signal);
  color: var(--ink-soft);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
}

.prose p {
  margin: 0 0 1rem;
  color: var(--ink-soft);
  max-width: 42rem;
}

.facts {
  background: var(--sheet);
  border: 1px solid var(--line);
  padding: 0;
}

.facts div {
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--line);
}

.facts div:last-child {
  border-bottom: 0;
}

.facts dt {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
}

.facts dd {
  margin: 0.3rem 0 0;
  font-family: var(--cond);
  font-size: 1.5rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 1.4rem;
  align-items: start;
}

.contact-card {
  background: var(--sheet);
  border: 1px solid var(--line-strong);
  padding: 1.3rem 1.2rem 1.4rem;
}

.contact-card h2 {
  margin: 0 0 0.8rem;
  font-size: 2rem;
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.contact-list li {
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
}

.contact-list span {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
}

.contact-list a,
.contact-list strong {
  display: inline-block;
  margin-top: 0.25rem;
  color: var(--ink);
  font-size: 1.15rem;
  text-decoration: none;
}

.contact-list a:hover {
  color: var(--harbor);
}

.form {
  background: var(--sheet);
  border: 1px solid var(--ink);
  padding: 1.3rem 1.2rem 1.4rem;
}

.form h2 {
  margin: 0 0 0.35rem;
  font-size: 2rem;
}

.form .hint {
  margin: 0 0 1.1rem;
  color: var(--slate);
  font-size: 0.92rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

label {
  display: block;
  margin-bottom: 0.85rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

input,
select,
textarea {
  width: 100%;
  margin-top: 0.35rem;
  border: 1px solid var(--line-strong);
  background: var(--white);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  padding: 0.65rem 0.7rem;
}

textarea {
  min-height: 8.5rem;
  resize: vertical;
}

.form-status {
  min-height: 1.3rem;
  margin: 0.4rem 0 0;
  font-size: 0.92rem;
  color: var(--harbor-ink);
}

.site-footer {
  background: #14171b;
  color: #c5ccd4;
  padding: 2.2rem 0 1.4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 0.9fr;
  gap: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #2c333c;
}

.site-footer h2,
.site-footer h3 {
  margin: 0 0 0.55rem;
  color: #f3f0e8;
  font-family: var(--cond);
  letter-spacing: 0.06em;
}

.site-footer p,
.site-footer li {
  color: #b7bec6;
}

.site-footer a {
  color: #eef1f4;
  text-decoration: none;
}

.site-footer a:hover {
  color: #fff;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li + li {
  margin-top: 0.35rem;
}

.legal {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #8b949e;
}

@media (max-width: 1100px) {
  .hero-grid,
  .section-head,
  .work-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .family-grid,
  .product-grid {
    grid-template-columns: 1fr 1fr;
  }

  .markets,
  .footer-grid,
  .form-row,
  .cta-band .wrap {
    grid-template-columns: 1fr;
  }

  .nav-toggle {
    display: inline-block;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--sheet);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.6rem var(--gutter) 1rem;
  }

  body.nav-open .nav {
    display: flex;
  }

  .nav a,
  .nav .btn {
    width: 100%;
    justify-content: flex-start;
  }

  .nav a {
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--line);
  }

  .topbar-links span {
    display: none;
  }

  .hero h1,
  .page-hero h1 {
    max-width: none;
  }
}

@media (max-width: 640px) {
  .family-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .topbar .wrap {
    justify-content: flex-start;
  }

  .legal {
    flex-direction: column;
  }
}