/* Portianka LLC — company site. Zero dependencies, zero JavaScript. */

@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/source-serif-4-latin-400.woff2") format("woff2");
}

:root {
  color-scheme: light dark;
  --paper: #f7f4ee;
  --ink: #1a1815;
  --muted: #6d675c;
  --hairline: #e3ddd0;
  --accent: #23436b;
  --serif: "Source Serif 4", Georgia, "Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #141310;
    --ink: #ece7dc;
    --muted: #9b9488;
    --hairline: #2b2924;
    --accent: #9db8dc;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 68rem;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.75rem);
}

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 2px;
}

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

/* Header */
.site-header {
  border-bottom: 1px solid var(--hairline);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.25rem 1rem;
  padding-block: 1.375rem;
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.375rem;
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
}

.wordmark .llc {
  font-family: var(--sans);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-left: 0.5rem;
}

.locale {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* Hero */
.hero {
  padding-block: clamp(4rem, 11vw, 7.5rem) clamp(2.75rem, 7vw, 4.5rem);
}

.eyebrow {
  margin: 0 0 1.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

h1 {
  margin: 0 0 1.5rem;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.35rem, 6.2vw, 4.25rem);
  line-height: 1.06;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.lede {
  margin: 0;
  max-width: 40rem;
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--muted);
  text-wrap: pretty;
}

/* Sections */
.section {
  padding-block: clamp(2.75rem, 6vw, 4rem);
  border-top: 1px solid var(--hairline);
}

.section-label {
  display: flex;
  align-items: baseline;
  gap: 0.875rem;
  margin: 0 0 clamp(1.75rem, 4vw, 2.75rem);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.section-label .num {
  color: var(--accent);
}

/* Products */
.product-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}

.product {
  display: grid;
  gap: 0.625rem 2rem;
  padding-block: 1.875rem;
  border-bottom: 1px solid var(--hairline);
}

@media (min-width: 56rem) {
  .product {
    grid-template-columns: 13rem minmax(0, 1fr) auto;
    align-items: baseline;
  }
}

.product h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.005em;
}

.product-kind {
  margin: 0.25rem 0 0;
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.product-desc {
  margin: 0;
  max-width: 36rem;
  color: var(--muted);
  text-wrap: pretty;
}

.product-link {
  font-family: var(--mono);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  border-bottom-color: color-mix(in srgb, var(--accent) 35%, transparent);
  padding-bottom: 2px;
}

.product-link:hover {
  border-bottom-color: var(--accent);
}

.product-link .arrow {
  display: inline-block;
  transition: transform 140ms ease;
}

.product-link:hover .arrow {
  transform: translateX(3px);
}

@media (prefers-reduced-motion: reduce) {
  .product-link .arrow {
    transition: none;
  }
}

/* Company */
.about-cols {
  display: grid;
  gap: 1.25rem clamp(2rem, 5vw, 4rem);
  margin-bottom: 2.25rem;
}

@media (min-width: 56rem) {
  .about-cols {
    grid-template-columns: 1fr 1fr;
  }
}

.about-cols p {
  margin: 0;
  max-width: 36rem;
  text-wrap: pretty;
}

.about-cols p:last-child {
  color: var(--muted);
}

.contact {
  margin: 0;
  padding-top: 1.75rem;
  border-top: 1px solid var(--hairline);
  font-size: 0.9375rem;
  color: var(--muted);
}

.contact a {
  font-family: var(--mono);
  font-size: 0.875rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--hairline);
  margin-top: clamp(2rem, 5vw, 3.5rem);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  padding-block: 1.5rem 2rem;
  font-size: 0.8125rem;
  color: var(--muted);
}

.footer-inner p {
  margin: 0;
}

.footer-products {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}