:root {
  --ink: #081826;
  --ink-2: #102A3C;
  --paper: #F2E6CF;
  --paper-bright: #FBF7ED;
  --orange: #FF6B35;
  --cyan: #3DF2D0;
  --archive: #2E5C78;
  --steel: #7C919E;
  --seal: #D94835;
  --moss: #8FB28A;
  --line-dark: rgba(242, 230, 207, 0.18);
  --line-light: rgba(8, 24, 38, 0.16);
  --font-heading: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", -apple-system, BlinkMacSystemFont, "Microsoft YaHei", sans-serif;
  --font-mono: "IBM Plex Mono", "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --shell: 1440px;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --header-h: 78px;
  --ease: 190ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1.5rem);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--ink);
  background-image:
    radial-gradient(circle at 92% -8%, rgba(61, 242, 208, 0.08), transparent 34%),
    radial-gradient(circle at 8% 12%, rgba(255, 107, 53, 0.07), transparent 30%),
    repeating-linear-gradient(90deg, rgba(242, 230, 207, 0.018) 0 1px, transparent 1px 82px);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body,
button,
a {
  -webkit-tap-highlight-color: transparent;
}

main {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 0.6em;
  color: inherit;
  font-family: var(--font-heading);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

p {
  margin: 0 0 1rem;
}

a {
  color: inherit;
}

button {
  color: inherit;
  font: inherit;
  cursor: pointer;
}

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

ul,
ol {
  margin-top: 0;
}

[hidden] {
  display: none !important;
}

.mono {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.08em;
}

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

:where(a, button, [tabindex], input, select, textarea):focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px rgba(8, 24, 38, 0.76);
}

.section--paper :where(a, button, [tabindex], input, select, textarea):focus-visible {
  box-shadow: 0 0 0 5px rgba(242, 230, 207, 0.8);
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  transform: translateY(-180%);
  padding: 0.7rem 1rem;
  border: 1px solid var(--ink);
  background: var(--cyan);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: transform var(--ease);
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
}

.button {
  --btn-bg: var(--paper);
  --btn-fg: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 2.75rem;
  padding: 0.72rem 1rem;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--btn-fg);
  box-shadow: 4px 4px 0 rgba(8, 24, 38, 0.22);
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1;
  text-decoration: none;
  transition: transform var(--ease), box-shadow var(--ease), background-color var(--ease), color var(--ease), border-color var(--ease);
}

.button:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(8, 24, 38, 0.28);
}

.button:active {
  transform: translate(0, 0);
  box-shadow: 2px 2px 0 rgba(8, 24, 38, 0.24);
}

.button--signal {
  --btn-bg: var(--orange);
  --btn-fg: var(--ink);
  border-color: var(--ink);
}

.button--cyan {
  --btn-bg: var(--cyan);
  --btn-fg: var(--ink);
  border-color: var(--ink);
}

.button--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--paper);
  border-color: rgba(242, 230, 207, 0.72);
  box-shadow: 4px 4px 0 rgba(61, 242, 208, 0.12);
}

.button--ghost:hover {
  --btn-bg: rgba(61, 242, 208, 0.08);
  border-color: var(--cyan);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  border-bottom: 1px solid rgba(242, 230, 207, 0.08);
  background: linear-gradient(180deg, rgba(8, 24, 38, 0.98) 0%, rgba(8, 24, 38, 0.76) 62%, rgba(8, 24, 38, 0.2) 100%);
  color: var(--paper);
  transition: background-color var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.site-header.is-scrolled {
  border-color: var(--line-dark);
  background: var(--ink);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.site-header__progress {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  z-index: 2;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--cyan));
  box-shadow: 0 0 14px rgba(61, 242, 208, 0.52);
  transform: scaleX(0);
  transform-origin: left center;
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: clamp(0.9rem, 2vw, 2rem);
  width: 100%;
  max-width: var(--shell);
  min-height: var(--header-h);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 0.78rem;
  color: var(--paper);
  text-decoration: none;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 2.55rem;
  height: 2.55rem;
  border: 1px solid var(--paper);
  background: var(--orange);
  color: var(--ink);
  box-shadow: 4px 4px 0 rgba(61, 242, 208, 0.22);
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 900;
  line-height: 1;
  transition: transform var(--ease), box-shadow var(--ease);
}

.brand:hover .brand__mark {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 rgba(61, 242, 208, 0.3);
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand__line {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.02em;
}

.brand__dot {
  margin-inline: 0.25rem;
  color: var(--orange);
}

.brand__descriptor {
  margin-top: 0.2rem;
  color: var(--cyan);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  margin-left: auto;
}

.site-nav__head {
  display: none;
}

.site-nav__eyebrow {
  color: var(--cyan);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
}

.site-nav__close {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.5rem;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--line-dark);
  background: transparent;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.site-nav__close:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.site-nav__close-text {
  line-height: 1;
}

.site-nav__close-icon {
  position: relative;
  width: 0.95rem;
  height: 0.95rem;
}

.site-nav__close-icon::before,
.site-nav__close-icon::after {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  content: "";
}

.site-nav__close-icon::before {
  transform: rotate(45deg);
}

.site-nav__close-icon::after {
  transform: rotate(-45deg);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: navitem;
}

.site-nav__list li {
  counter-increment: navitem;
}

.site-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 0.6rem;
  border-bottom: 1px solid transparent;
  color: rgba(242, 230, 207, 0.82);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: color var(--ease), background-color var(--ease);
}

.site-nav__link::before {
  color: var(--steel);
  content: "0" counter(navitem);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: color var(--ease);
}

.site-nav__link::after {
  position: absolute;
  right: 0.6rem;
  bottom: 0.18rem;
  left: 0.6rem;
  height: 2px;
  background: var(--cyan);
  content: "";
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--ease);
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--paper);
}

.site-nav__link:hover::after,
.site-nav__link:focus-visible::after {
  transform: scaleX(1);
}

.site-nav__link:hover::before,
.site-nav__link:focus-visible::before {
  color: var(--cyan);
}

.site-nav__link[aria-current="page"] {
  color: var(--cyan);
  background: rgba(61, 242, 208, 0.06);
}

.site-nav__link[aria-current="page"]::before {
  color: var(--orange);
}

.site-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-nav__cta {
  display: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: 0.25rem;
}

.header-cta {
  flex: 0 0 auto;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.6rem;
  padding: 0.6rem 0.72rem;
  border: 1px solid rgba(242, 230, 207, 0.32);
  background: transparent;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1;
  transition: color var(--ease), border-color var(--ease), background-color var(--ease);
}

.nav-toggle:hover,
.site-header[data-open="true"] .nav-toggle {
  border-color: var(--cyan);
  background: rgba(61, 242, 208, 0.08);
  color: var(--cyan);
}

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

.nav-toggle__bars {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 18px;
  height: 18px;
  gap: 4px;
}

.nav-toggle__bars span {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  transition: transform var(--ease);
}

.site-header[data-open="true"] .nav-toggle__bars span:first-child {
  transform: translateY(3px) rotate(45deg);
}

.site-header[data-open="true"] .nav-toggle__bars span:last-child {
  transform: translateY(-3px) rotate(-45deg);
}

.site-footer {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line-dark);
  background: var(--ink);
  color: var(--paper);
}

.site-footer__poster {
  position: absolute;
  right: -0.08em;
  bottom: 1.2rem;
  z-index: 0;
  pointer-events: none;
  user-select: none;
}

.footer-mark {
  display: block;
  color: rgba(242, 230, 207, 0.035);
  font-family: var(--font-heading);
  font-size: clamp(4rem, 13vw, 12rem);
  font-weight: 900;
  line-height: 0.8;
  letter-spacing: -0.06em;
  white-space: nowrap;
  -webkit-text-stroke: 1px rgba(242, 230, 207, 0.1);
}

.site-footer__top {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.55fr);
  gap: clamp(2rem, 7vw, 7rem);
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(3.5rem, 8vw, 7rem) var(--gutter) clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--line-dark);
}

.footer-brand {
  min-width: 0;
}

.footer-brand__eyebrow {
  margin: 0 0 1rem;
  color: var(--orange);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
}

.footer-brand__title {
  margin: 0 0 0.8rem;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.footer-summary {
  max-width: 30rem;
  margin: 0;
  color: rgba(242, 230, 207, 0.72);
  font-size: 1.05rem;
  line-height: 1.7;
}

.footer-contact {
  display: grid;
  gap: 0.55rem;
  margin-top: 2rem;
  padding-left: 1rem;
  border-left: 2px solid var(--orange);
}

.footer-contact__row {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  gap: 0.75rem;
  align-items: start;
  font-size: 0.9rem;
  line-height: 1.55;
}

.footer-contact__label {
  padding-top: 0.22rem;
  color: var(--cyan);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
}

.footer-contact__value {
  color: rgba(242, 230, 207, 0.78);
  overflow-wrap: anywhere;
}

.footer-service-note {
  max-width: 31rem;
  margin: 1.25rem 0 0;
  color: var(--steel);
  font-size: 0.76rem;
  line-height: 1.65;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  align-content: start;
}

.footer-col {
  min-width: 0;
}

.footer-col__title {
  margin: 0 0 1rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--line-dark);
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  line-height: 1.4;
  text-transform: uppercase;
}

.footer-list {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-link {
  display: inline-block;
  border-bottom: 1px solid transparent;
  color: rgba(242, 230, 207, 0.76);
  font-size: 0.95rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--ease), transform var(--ease), border-color var(--ease);
}

.footer-link:hover,
.footer-link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateX(3px);
}

.site-footer__bottom {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 1rem 2rem;
  flex-wrap: wrap;
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding: 1.25rem var(--gutter) calc(1.6rem + env(safe-area-inset-bottom, 0px));
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1.2rem;
  margin: 0;
  color: var(--steel);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.5;
}

.footer-legal__item {
  display: inline-flex;
  align-items: center;
  min-height: 1.2rem;
}

.footer-legal__item:not(:last-child)::after {
  width: 1px;
  height: 0.75rem;
  margin-left: 1.2rem;
  background: rgba(124, 145, 158, 0.38);
  content: "";
}

.footer-note {
  max-width: 32rem;
  margin: 0;
  color: var(--steel);
  font-size: 0.75rem;
  line-height: 1.5;
}

.container {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.content-wrap {
  width: 100%;
  max-width: 80ch;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  position: relative;
  padding-block: clamp(3rem, 7vw, 6rem);
}

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

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

.section__head {
  display: grid;
  gap: 0.9rem;
  max-width: 72ch;
  margin-bottom: clamp(1.75rem, 4vw, 3rem);
}

.section-kicker {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  line-height: 1.4;
  text-transform: uppercase;
}

.section-kicker::before {
  width: 2.5rem;
  height: 1px;
  background: currentColor;
  content: "";
}

.section--paper .section-kicker {
  color: var(--seal);
}

.section-title {
  max-width: 15ch;
  margin: 0;
  color: inherit;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 4.2rem);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.section-intro {
  max-width: 62ch;
  margin: 0;
  color: var(--steel);
  font-size: 1.02rem;
  line-height: 1.75;
}

.section--paper .section-intro {
  color: var(--archive);
}

.lead {
  max-width: 66ch;
  color: rgba(242, 230, 207, 0.8);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.75;
}

.section--paper .lead {
  color: rgba(8, 24, 38, 0.78);
}

.muted {
  color: var(--steel);
}

.rule {
  width: 100%;
  margin: 0;
  border: 0;
  border-top: 1px solid var(--line-dark);
}

.section--paper .rule {
  border-color: var(--line-light);
}

.grid {
  display: grid;
  gap: clamp(1.25rem, 4vw, 3rem);
}

.grid--7-5,
.grid--5-7 {
  grid-template-columns: minmax(0, 1fr);
}

.stack {
  display: grid;
  gap: 1rem;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1.5rem;
  color: var(--steel);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.5;
  text-transform: uppercase;
}

.breadcrumbs__link {
  border-bottom: 1px solid transparent;
  color: inherit;
  text-decoration: none;
}

.breadcrumbs__link:hover,
.breadcrumbs__link:focus-visible {
  border-color: currentColor;
  color: var(--cyan);
}

.breadcrumbs__sep {
  color: var(--orange);
}

.breadcrumbs__current {
  color: currentColor;
}

.archive-card {
  position: relative;
  display: block;
  overflow: hidden;
  padding: 1.25rem 1.25rem 1.4rem;
  border: 1px solid var(--ink);
  background: var(--paper-bright);
  color: var(--ink);
  box-shadow: 6px 6px 0 rgba(8, 24, 38, 0.15);
  text-decoration: none;
  transition: transform var(--ease), box-shadow var(--ease), background-color var(--ease);
}

.archive-card::before {
  position: absolute;
  top: 0;
  right: 0;
  width: 2.2rem;
  height: 2.2rem;
  border-bottom: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
  background: var(--paper);
  content: "";
  transform: translate(50%, -50%) rotate(45deg);
}

.archive-card:hover,
.archive-card:focus-visible {
  transform: translateY(-3px);
  background: #fffaf0;
  box-shadow: 8px 9px 0 rgba(8, 24, 38, 0.22);
}

.archive-card__index {
  display: block;
  margin-bottom: 0.75rem;
  color: var(--seal);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  line-height: 1.4;
}

.archive-card__title {
  margin: 0 0 0.45rem;
  color: var(--ink);
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.archive-card__meta {
  margin: 0;
  color: var(--archive);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  line-height: 1.5;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  min-height: 1.65rem;
  padding: 0.18rem 0.55rem;
  border: 1px solid currentColor;
  background: transparent;
  color: var(--archive);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
}

.tag--orange {
  border-color: var(--ink);
  background: var(--orange);
  color: var(--ink);
}

.tag--cyan {
  border-color: var(--ink);
  background: var(--cyan);
  color: var(--ink);
}

.tag--moss {
  border-color: var(--ink);
  background: var(--moss);
  color: var(--ink);
}

.tag--seal {
  border-color: var(--seal);
  background: var(--seal);
  color: var(--paper-bright);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper-bright);
  color: var(--ink);
  font-size: 0.9rem;
  line-height: 1.55;
}

.data-table th,
.data-table td {
  padding: 0.8rem 0.75rem;
  border-bottom: 1px solid var(--line-light);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  background: var(--paper);
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.data-table tbody tr:nth-child(even) {
  background: rgba(242, 230, 207, 0.48);
}

.media-frame {
  position: relative;
  overflow: hidden;
  width: 100%;
  min-height: 220px;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--line-dark);
  background:
    radial-gradient(circle at 72% 18%, rgba(61, 242, 208, 0.26), transparent 28%),
    linear-gradient(135deg, var(--ink-2), var(--ink));
}

.media-frame__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.05) saturate(0.9);
}

.media-frame__scan {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent 0 8px, rgba(61, 242, 208, 0.09) 9px 10px);
  mix-blend-mode: screen;
  pointer-events: none;
}

.media-frame__tag {
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 0.35rem 0.6rem;
  background: var(--orange);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.2;
}

.media-frame--wide {
  aspect-ratio: 21 / 9;
}

@media (min-width: 900px) {
  .grid--7-5 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .grid--5-7 {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (max-width: 980px) {
  :root {
    --header-h: 68px;
  }

  .site-header__inner {
    min-height: var(--header-h);
  }

  .site-nav {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 120;
    display: block;
    margin: 0;
    padding: 1rem var(--gutter) calc(1rem + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid var(--line-dark);
    background: var(--ink-2);
    box-shadow: 0 -30px 80px rgba(0, 0, 0, 0.55);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(110%);
    transition: transform var(--ease), opacity var(--ease), visibility var(--ease);
  }

  .site-header[data-open="true"] .site-nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.85rem;
    padding-bottom: 0.7rem;
    border-bottom: 1px solid var(--line-dark);
  }

  .site-nav__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.45rem;
    counter-reset: navitem;
  }

  .site-nav__list li {
    counter-increment: navitem;
  }

  .site-nav__link {
    display: flex;
    width: 100%;
    min-height: 3rem;
    padding: 0.7rem 0.6rem;
    border: 1px solid var(--line-dark);
    background: rgba(242, 230, 207, 0.045);
  }

  .site-nav__link::after {
    right: 0.6rem;
    bottom: 0.25rem;
    left: 0.6rem;
  }

  .site-nav__cta {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 3rem;
    margin-top: 0.8rem;
    padding: 0.7rem 1rem;
    border: 1px solid var(--ink);
    background: var(--orange);
    color: var(--ink);
    box-shadow: 4px 4px 0 rgba(61, 242, 208, 0.18);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 900;
    letter-spacing: 0.06em;
    line-height: 1;
    text-decoration: none;
  }

  .site-nav__cta:hover,
  .site-nav__cta:focus-visible {
    background: var(--cyan);
  }

  .header-cta {
    display: none;
  }

  .header-actions {
    margin-left: auto;
  }

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

  .site-footer__top {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }
}

@media (max-width: 700px) {
  .site-header__inner {
    gap: 0.75rem;
  }

  .brand__mark {
    width: 2.35rem;
    height: 2.35rem;
    font-size: 1.05rem;
  }

  .brand__line {
    font-size: 0.94rem;
  }

  .brand__descriptor {
    font-size: 0.57rem;
    letter-spacing: 0.14em;
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .footer-col:last-child {
    grid-column: 1 / -1;
  }

  .footer-mark {
    font-size: clamp(3.5rem, 16vw, 8rem);
  }

  .footer-legal__item:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 520px) {
  .brand__descriptor {
    display: none;
  }

  .site-nav__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-nav__link {
    font-size: 0.84rem;
  }

  .footer-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-col:last-child {
    grid-column: auto;
  }

  .site-footer__bottom {
    flex-direction: column;
  }

  .footer-contact__row {
    grid-template-columns: 3.8rem minmax(0, 1fr);
    gap: 0.55rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .button:hover,
  .archive-card:hover,
  .archive-card:focus-visible,
  .footer-link:hover,
  .footer-link:focus-visible,
  .brand:hover .brand__mark {
    transform: none;
  }
}