/* Hiperch Technologies — company site
   Tokens from hiperch-engine/marketing/style-guide.md */

:root {
  --paper: #f7f3ea;
  --stone: #efe8dc;
  --ink: #1a1814;
  --body: #1a1814;
  --muted: #2a2724;
  --line: #d4cbba;
  --bronze: #b87333;
  --bronze-text: #8b5420;
  --black: #0c0d0e;
  --cream: #f3efe6;
  --max: 68rem;
  --sans: Helvetica, "Nimbus Sans", "News Gothic", "Trade Gothic", Arial, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 7.25rem;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--body);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--bronze-text);
}

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

::selection {
  background: #e6d5b3;
  color: var(--ink);
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 100;
  background: var(--black);
  color: var(--cream);
  padding: 0.5rem 0.75rem;
  font-size: 0.8125rem;
}

.skip:focus {
  top: 0.75rem;
}

.wrap {
  width: 100%;
  max-width: var(--max);
  padding-inline: 0.875rem;
  margin-inline: auto;
}

/* ----- Header ----- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: saturate(1.1) blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "logo cta"
    "nav nav";
  align-items: center;
  column-gap: 0.85rem;
  row-gap: 0.2rem;
  min-height: 4rem;
  min-width: 0;
  padding-block: 0.7rem;
}

.logo {
  grid-area: logo;
}

.header-cta {
  grid-area: cta;
}

.nav {
  grid-area: nav;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
  min-width: 0;
}

.logo:hover {
  color: var(--ink);
}

.logo-mark {
  width: 2.15rem;
  height: auto;
  color: var(--bronze);
}

.logo-type {
  display: flex;
  flex-direction: column;
  line-height: 1;
  gap: 0.2rem;
}

.logo-name {
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.1em;
}

.logo-sub {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--bronze-text);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 0.85rem;
  min-width: 0;
  max-width: 100%;
}

.nav a {
  text-decoration: none;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink);
  min-height: 2.25rem;
  display: inline-flex;
  align-items: center;
}

.nav a:hover {
  color: var(--bronze-text);
}

.header-cta {
  justify-self: end;
  min-height: 2.5rem;
  padding-inline: 0.9rem;
}

/* ----- Buttons ----- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 2.75rem;
  padding: 0.65rem 1.15rem;
  border: 1px solid var(--black);
  background: var(--black);
  color: var(--cream);
  font-family: var(--sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  cursor: pointer;
  max-width: 100%;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.btn:hover {
  background: #2a2723;
  color: var(--cream);
}

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

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

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.hero-actions .btn {
  width: 100%;
}

/* ----- Hero ----- */

.hero {
  padding: 3rem 0 3.5rem;
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  gap: 1.75rem;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 8vw, 4.15rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--ink);
  overflow-wrap: break-word;
}

.lede {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.5;
  color: var(--ink);
  max-width: 28rem;
}

.support {
  margin: 0.7rem 0 0;
  font-size: 1.02rem;
  color: var(--muted);
}

/* ----- Sections ----- */

section {
  padding: 3.25rem 0;
  border-bottom: 1px solid var(--line);
}

.section-head {
  margin-bottom: 1.35rem;
}

.section-label,
.section-head h2 .num {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bronze-text);
}

.section-label {
  margin: 0 0 0.55rem;
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.65rem, 3.4vw, 2.15rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section-head h2 .num {
  display: block;
  margin-bottom: 0.55rem;
  letter-spacing: 0.14em;
}

.num {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--bronze-text);
}

.section-split {
  display: grid;
  gap: 1.25rem;
}

.prose {
  max-width: 38rem;
}

.prose p {
  margin: 0 0 1rem;
}

.prose p:last-child {
  margin-bottom: 0;
}

.intro {
  margin: 0 0 0.5rem;
  max-width: 38rem;
}

/* ----- Product cards ----- */

.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.card {
  display: flex;
  flex-direction: column;
  padding: 1.4rem 1.25rem 1.35rem;
  background: var(--stone);
  border-top: 2px solid var(--bronze);
  min-width: 0;
}

.card .num {
  margin: 0 0 1rem;
}

.card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.card p {
  margin: 0;
  color: var(--muted);
  flex: 1;
}

.card-link {
  margin-top: 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--bronze-text);
  border-bottom: 1px solid var(--bronze);
  align-self: flex-start;
  padding-bottom: 0.1rem;
}

.card-link:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ----- Verticals ----- */

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

.vert-list li {
  display: grid;
  grid-template-columns: 2.6rem 1fr;
  gap: 0.85rem;
  align-items: baseline;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

/* ----- Contact ----- */

.contact-block .section-head h2 {
  max-width: 28ch;
}

.email-line {
  margin: 1.75rem 0 0;
}

.email-line a {
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  text-decoration: none;
  border-bottom: 1px solid var(--bronze);
}

.email-line a:hover {
  color: var(--bronze-text);
}

/* ----- Footer ----- */

.site-footer {
  padding: 1.75rem 0 2.25rem;
}

.footer-grid {
  display: grid;
  gap: 0.45rem;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--muted);
}

.footer-grid p {
  margin: 0;
}

.footer-grid a {
  text-decoration: none;
}

.footer-grid a:hover {
  color: var(--bronze-text);
}

/* ----- Breakpoints ----- */

@media (min-width: 640px) {
  .wrap {
    padding-inline: 1.25rem;
  }

  .hero {
    padding: 4.5rem 0 5rem;
  }

  .hero-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .hero-actions .btn {
    width: auto;
  }

  section {
    padding: 4.5rem 0;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(2, max-content);
    justify-content: space-between;
    column-gap: 1.5rem;
    row-gap: 0.35rem;
  }
}

@media (min-width: 860px) {
  html {
    scroll-padding-top: 4.75rem;
  }

  .header-inner {
    grid-template-columns: auto minmax(0, 1fr) auto;
    grid-template-areas: "logo nav cta";
    column-gap: 1.25rem;
  }

  .nav {
    justify-content: flex-end;
    padding-inline: 0.5rem 0.25rem;
    gap: 0 1.05rem;
  }

  .header-cta {
    min-height: 2.75rem;
    padding-inline: 1.15rem;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(16rem, 0.85fr);
    gap: 3.5rem;
    align-items: end;
  }

  .section-split {
    grid-template-columns: minmax(12rem, 0.7fr) minmax(0, 1.3fr);
    gap: 3rem;
    align-items: start;
  }

  .cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

  .card {
    padding: 1.65rem 1.4rem 1.5rem;
  }

  .vert-list li {
    font-size: 1.45rem;
    padding: 1.2rem 0;
  }

  .footer-grid {
    grid-template-columns: repeat(4, max-content);
    justify-content: space-between;
  }

  .contact-block .section-head h2 {
    max-width: 26ch;
    font-size: clamp(1.85rem, 3.2vw, 2.4rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}

@media print {
  .site-header {
    position: static;
    backdrop-filter: none;
  }

  .hero-actions,
  .nav,
  .header-cta {
    display: none;
  }

  a[href^="http"]::after,
  a[href^="mailto"]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: var(--muted);
  }
}