:root {
  color-scheme: dark;
  --ink: #f2f2f2;
  --muted: #d8e4ff;
  --green: #5ed35e;
  --cyan: #6edcff;
  --amber: #ffd84a;
  --orange: #d88400;
  --magenta: #d25faf;
  --red: #c03030;
  --blue: #2348aa;
  --deep-blue: #1b3fa0;
  --inverse-bg: #f2f2f2;
  --inverse-fg: #2348aa;
  --screen: #2348aa;
  --screen-2: #1b3f90;
  --panel: #2348aa;
  --panel-2: #1b3f90;
  --line: #f2f2f2;
  --shadow: rgba(0, 0, 0, 0.6);
  --font-mono: "Atari Classic", "Cascadia Mono", "Lucida Console", "Courier New", monospace;
  --font-ui: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    linear-gradient(90deg, #000 0 1.2rem, transparent 1.2rem calc(100% - 1.2rem), #000 calc(100% - 1.2rem)),
    linear-gradient(180deg, #000 0 1.2rem, transparent 1.2rem calc(100% - 1.2rem), #000 calc(100% - 1.2rem)),
    var(--blue);
  font-family: var(--font-ui);
  line-height: 1.55;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  background-image:
    linear-gradient(rgba(242, 242, 242, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242, 242, 242, 0.045) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
}

a {
  color: inherit;
}

code,
pre {
  font-family: var(--font-mono);
}

pre {
  margin: 0;
  white-space: pre;
}

.noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.22;
  background:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(0, 0, 0, 0.06) 0 1px, transparent 1px 5px);
  mix-blend-mode: screen;
}

.topbar {
  position: static;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem clamp(1rem, 3vw, 2rem);
  border-bottom: 4px solid #000;
  background: rgba(35, 72, 170, 0.94);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: clamp(4.6rem, 11vw, 7.2rem);
  height: auto;
  flex: 0 0 auto;
  filter: drop-shadow(0.22rem 0.22rem 0 #000);
}

.brand strong,
.brand small,
.nav a,
.eyebrow,
.button {
  font-family: var(--font-mono);
  letter-spacing: 0;
  text-transform: uppercase;
}

.brand strong {
  display: block;
  font-size: 0.95rem;
  color: var(--ink);
}

.brand small {
  display: block;
  color: var(--amber);
  font-size: 0.72rem;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
}

.nav a {
  padding: 0.45rem 0.65rem;
  color: var(--ink);
  text-decoration: none;
  border: 1px solid transparent;
}

.nav a:hover,
.nav a:focus-visible,
.nav a.active {
  color: var(--inverse-fg);
  border-color: var(--inverse-bg);
  background: var(--inverse-bg);
  outline: none;
}

.terminal-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(20rem, 0.92fr);
  align-items: center;
  gap: clamp(1.5rem, 4vw, 4rem);
  min-height: calc(100vh - 4rem);
  padding: clamp(1.25rem, 4vw, 4rem);
}

.crt-shell {
  position: relative;
  max-width: 54rem;
  margin-inline: auto;
  padding: clamp(0.7rem, 1.7vw, 1.25rem);
  border: 6px solid #000;
  border-radius: 8px;
  background:
    linear-gradient(145deg, #161616, #050505 42%, #000),
    repeating-linear-gradient(90deg, transparent 0 1rem, rgba(255, 255, 255, 0.03) 1rem 1.05rem);
  box-shadow:
    0 1.5rem 4rem var(--shadow),
    inset 0 0 0 2px rgba(255, 255, 255, 0.08);
}

.crt-shell::after {
  position: absolute;
  right: 1rem;
  bottom: 0.7rem;
  width: 2.8rem;
  height: 0.4rem;
  content: "";
  background: linear-gradient(90deg, var(--orange), var(--amber), var(--magenta), var(--cyan));
}

.crt-bezel {
  padding: clamp(0.7rem, 1.8vw, 1.25rem);
  border-radius: 6px;
  background: #000;
  box-shadow: inset 0 0 2rem rgba(0, 0, 0, 0.95);
}

.terminal-screen {
  position: relative;
  overflow: hidden;
  min-height: clamp(28rem, 61vw, 37rem);
  padding: clamp(0.8rem, 2vw, 1.25rem);
  color: var(--ink);
  border: 4px solid #000;
  border-radius: 0;
  background:
    linear-gradient(rgba(35, 72, 170, 0.92), rgba(35, 72, 170, 0.92)),
    repeating-linear-gradient(0deg, rgba(242, 242, 242, 0.08) 0 1px, transparent 1px 4px);
  box-shadow:
    inset 0 0 2.2rem rgba(0, 0, 0, 0.18),
    0 0 1.2rem rgba(35, 72, 170, 0.35);
}

.terminal-screen::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background: radial-gradient(circle at 50% 45%, transparent 0 46%, rgba(0, 0, 0, 0.22) 100%);
}

.terminal-screen::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  animation: scan 8s linear infinite;
  background: linear-gradient(transparent, rgba(242, 242, 242, 0.1), transparent);
  transform: translateY(-100%);
}

.screen-glow {
  position: absolute;
  inset: 13% 9%;
  filter: blur(34px);
  background: rgba(242, 242, 242, 0.12);
}

.status-line {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
  padding-bottom: 0.5rem;
  color: var(--inverse-fg);
  border-bottom: 0;
  background: var(--inverse-bg);
  font-family: var(--font-mono);
  font-size: clamp(0.68rem, 1.5vw, 0.88rem);
}

.inverse-title,
.bottom-status,
.mini-title {
  position: relative;
  z-index: 1;
  color: var(--inverse-fg);
  background: var(--inverse-bg);
  font-family: var(--font-mono);
  font-weight: 800;
  text-transform: uppercase;
}

.inverse-title {
  margin-bottom: 0.8rem;
  padding: 0.25rem 0.5rem;
  text-align: center;
}

.atascii-logo,
.menu-printout pre {
  position: relative;
  z-index: 1;
  max-width: 100%;
  overflow-x: auto;
  color: var(--ink);
  text-shadow: none;
  font-size: clamp(0.62rem, 1.7vw, 1.02rem);
  line-height: 1.28;
}

.terminal-feed {
  position: relative;
  z-index: 1;
  min-height: 9rem;
  margin-top: 1.1rem;
  padding-top: 0.8rem;
  border-top: 2px solid var(--ink);
  font-family: var(--font-mono);
  font-size: clamp(0.82rem, 1.9vw, 1rem);
}

.caller-session {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 1rem;
}

.terminal-feed p {
  margin: 0 0 0.28rem;
}

.prompt {
  color: var(--amber);
}

.flash {
  display: inline-block;
  color: var(--amber);
  animation: blink 1.1s steps(2, end) infinite;
}

.bottom-status {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 0.25rem 0.5rem;
  font-size: clamp(0.66rem, 1.5vw, 0.86rem);
}

.button {
  min-height: 2.6rem;
  color: var(--ink);
  border: 2px solid #000;
  background: var(--blue);
  box-shadow: none;
}

.button {
  cursor: pointer;
  padding: 0 0.9rem;
  font-weight: 700;
}

.button:hover,
.button:focus-visible {
  color: var(--inverse-fg);
  background: var(--inverse-bg);
  outline: none;
}

.hero-copy {
  max-width: 38rem;
}

.eyebrow {
  margin: 0 0 0.7rem;
  color: var(--amber);
  font-size: 0.82rem;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.05;
}

h1 {
  margin-bottom: 1rem;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: clamp(2.7rem, 7vw, 5.8rem);
  text-shadow: none;
}

h2 {
  margin-bottom: 0.8rem;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 4vw, 3.3rem);
}

h3 {
  margin-bottom: 0.55rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 1.08rem;
}

.hero-copy p:not(.eyebrow),
.board-copy p,
.panel p,
.feature p,
.sysop-list p,
.footer p {
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.button.primary {
  color: var(--inverse-fg);
  background: var(--inverse-bg);
}

.button.primary:hover,
.button.primary:focus-visible {
  color: var(--ink);
  background: var(--blue);
}

.band {
  padding: clamp(2.25rem, 5vw, 5rem) clamp(1rem, 4vw, 4rem);
  border-block: 4px solid #000;
  background:
    linear-gradient(90deg, rgba(27, 63, 160, 0.96), rgba(35, 72, 170, 0.96)),
    repeating-linear-gradient(0deg, rgba(242, 242, 242, 0.05) 0 1px, transparent 1px 12px);
}

.screen-wall {
  padding: clamp(2.25rem, 5vw, 5rem) clamp(1rem, 4vw, 4rem);
  background:
    linear-gradient(180deg, rgba(35, 72, 170, 0.96), rgba(27, 63, 160, 0.98)),
    repeating-linear-gradient(90deg, rgba(242, 242, 242, 0.06) 0 2px, transparent 2px 18px);
}

.screen-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  max-width: 78rem;
  margin-inline: auto;
}

.mini-screen {
  min-height: 18rem;
  padding: 0.8rem;
  border: 4px solid #000;
  background: var(--blue);
  box-shadow:
    0.65rem 0.65rem 0 #000,
    inset 0 0 1.25rem rgba(0, 0, 0, 0.18);
}

.mini-screen pre {
  margin-top: 0.9rem;
  color: var(--ink);
  font-size: clamp(0.76rem, 1.4vw, 0.98rem);
  line-height: 1.45;
}

.mini-title {
  padding: 0.25rem 0.45rem;
}

.magenta-screen {
  border-color: #000;
  background:
    linear-gradient(rgba(35, 72, 170, 0.9), rgba(35, 72, 170, 0.9)),
    linear-gradient(135deg, transparent 0 70%, rgba(210, 95, 175, 0.5) 70%);
}

.orange-screen {
  background:
    linear-gradient(rgba(35, 72, 170, 0.9), rgba(35, 72, 170, 0.9)),
    linear-gradient(135deg, rgba(216, 132, 0, 0.42) 0 30%, transparent 30%);
}

.section-head {
  max-width: 58rem;
  margin: 0 auto 1.4rem;
}

.install-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  max-width: 76rem;
  margin-inline: auto;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1rem;
  max-width: 76rem;
  margin-inline: auto;
}

.panel,
.feature,
.sysop-list article {
  border: 3px solid #000;
  border-radius: 0;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  box-shadow: 0 1rem 2.8rem rgba(0, 0, 0, 0.28);
}

.panel::before,
.feature::before,
.download-card::before {
  display: block;
  height: 0.42rem;
  margin: -1.15rem -1.15rem 0.8rem;
  content: "";
  background: linear-gradient(90deg, var(--orange), var(--amber), var(--magenta), var(--cyan));
  border-bottom: 3px solid #000;
}

.download-card::before {
  grid-column: 1 / -1;
  margin: -1.2rem -1.2rem 0;
}

.panel {
  padding: 1.15rem;
}

.panel.accent {
  border-color: #000;
  background: linear-gradient(180deg, #2753b8, var(--blue));
}

.panel ol {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--ink);
}

.panel li + li {
  margin-top: 0.45rem;
}

.bbs-board,
.sysop-grid {
  display: grid;
  grid-template-columns: minmax(18rem, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: center;
  padding: clamp(2.25rem, 5vw, 5rem) clamp(1rem, 4vw, 4rem);
}

.menu-printout {
  overflow: hidden;
  padding: clamp(0.8rem, 2vw, 1.25rem);
  border: 4px solid #000;
  border-radius: 0;
  background: var(--blue);
  box-shadow:
    inset 0 0 1.2rem rgba(0, 0, 0, 0.16),
    0 1rem 3rem rgba(0, 0, 0, 0.35);
}

.menu-printout pre {
  color: var(--ink);
  text-shadow: none;
}

.feature {
  padding: 1rem;
  min-height: 12rem;
}

.tile-glyph {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  margin-bottom: 1rem;
  color: var(--inverse-fg);
  background: var(--inverse-bg);
  font-family: var(--font-mono);
  font-weight: 800;
  box-shadow:
    0.35rem 0.35rem 0 #000,
    -0.25rem -0.25rem 0 var(--orange);
}

.sysop-grid {
  align-items: start;
}

.sysop-list {
  display: grid;
  gap: 1rem;
}

.sysop-list article {
  padding: 1rem;
}

.files-band {
  border-bottom: 0;
}

.disk-map {
  display: grid;
  grid-template-columns: 14rem minmax(0, 1fr);
  gap: clamp(1.25rem, 4vw, 3rem);
  align-items: center;
  max-width: 76rem;
  margin-inline: auto;
}

.disk-ring {
  position: relative;
  aspect-ratio: 1;
  border: 4px solid #000;
  border-radius: 50%;
  background:
    radial-gradient(circle, #000 0 14%, var(--ink) 14% 17%, transparent 17% 27%, rgba(242, 242, 242, 0.26) 27% 48%, transparent 48%),
    conic-gradient(from 0deg, rgba(242, 242, 242, 0.2), rgba(255, 216, 74, 0.22), rgba(210, 95, 175, 0.25), rgba(242, 242, 242, 0.2));
  box-shadow: 0 0 1.2rem rgba(0, 0, 0, 0.4);
}

.disk-ring span {
  position: absolute;
  inset: 22%;
  border: 2px dashed rgba(242, 242, 242, 0.55);
  border-radius: 50%;
}

.disk-ring span:nth-child(2) {
  inset: 36%;
}

.disk-ring span:nth-child(3) {
  inset: 49%;
  background: #000;
}

.disk-map dl {
  display: grid;
  gap: 0.8rem;
  margin: 0;
}

.disk-map dl > div {
  padding: 0.9rem 1rem;
  border-left: 4px solid var(--inverse-bg);
  background: rgba(27, 63, 160, 0.82);
}

.disk-map dt {
  margin-bottom: 0.25rem;
  color: var(--ink);
  font-family: var(--font-mono);
}

.disk-map dd {
  margin: 0;
  color: var(--muted);
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1.1rem clamp(1rem, 4vw, 4rem);
  color: var(--muted);
  border-top: 4px solid #000;
  background: var(--blue);
}

.footer p {
  margin: 0;
}

.page-hero {
  display: grid;
  align-content: end;
  min-height: 42vh;
  padding: clamp(3rem, 8vw, 7rem) clamp(1rem, 4vw, 4rem) clamp(2rem, 5vw, 4rem);
  border-bottom: 4px solid #000;
  background:
    linear-gradient(rgba(35, 72, 170, 0.78), rgba(35, 72, 170, 0.96)),
    repeating-linear-gradient(0deg, rgba(242, 242, 242, 0.08) 0 2px, transparent 2px 9px);
}

.page-hero::after {
  width: min(100%, 38rem);
  margin-top: 1.4rem;
  padding: 0.3rem 0.6rem;
  color: var(--inverse-fg);
  background: var(--inverse-bg);
  border: 3px solid #000;
  content: "READY  D1:  SELECT OPTION";
  font-family: var(--font-mono);
  font-weight: 800;
  text-transform: uppercase;
}

.page-hero h1,
.page-hero p {
  max-width: 64rem;
}

.page-hero p:not(.eyebrow) {
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.25rem);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  padding: clamp(2.25rem, 5vw, 5rem) clamp(1rem, 4vw, 4rem);
}

.docs-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.doc-manual {
  padding: clamp(2.25rem, 5vw, 5rem) clamp(1rem, 4vw, 4rem);
  background:
    linear-gradient(180deg, rgba(35, 72, 170, 0.98), rgba(27, 63, 160, 0.98)),
    repeating-linear-gradient(0deg, rgba(242, 242, 242, 0.05) 0 1px, transparent 1px 14px);
}

.doc-nav {
  position: static;
  z-index: 8;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding: 0.75rem clamp(1rem, 4vw, 4rem);
  border-bottom: 4px solid #000;
  background: rgba(27, 63, 160, 0.96);
  font-family: var(--font-mono);
}

.doc-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.35rem;
  padding: 0.25rem 0.65rem;
  color: var(--ink);
  border: 2px solid #000;
  background: var(--blue);
  text-decoration: none;
  text-transform: uppercase;
}

.doc-nav a:hover,
.doc-nav a:focus-visible,
.doc-nav a.active {
  color: var(--inverse-fg);
  background: var(--inverse-bg);
  outline: none;
}

.doc-section {
  max-width: 78rem;
  margin: 0 auto 1rem;
  padding: clamp(1rem, 2vw, 1.4rem);
  border: 3px solid #000;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  box-shadow: none;
}

.doc-section h3 {
  display: inline-block;
  margin-bottom: 0.85rem;
  padding: 0.18rem 0.5rem;
  color: var(--inverse-fg);
  background: var(--inverse-bg);
}

.doc-section h4 {
  margin: 1rem 0 0.4rem;
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 1rem;
  text-transform: uppercase;
}

.doc-section p,
.doc-section li {
  color: var(--muted);
}

.doc-section ol,
.doc-section ul {
  margin: 0.2rem 0 0.9rem;
  padding-left: 1.35rem;
}

.doc-section pre {
  max-width: 100%;
  overflow-x: auto;
  margin: 0.75rem 0 1rem;
  padding: 0.85rem;
  color: var(--ink);
  border: 3px solid #000;
  background: var(--blue);
}

.rendered-doc {
  max-width: 78rem;
  margin: 0 auto;
  padding: clamp(1.25rem, 4vw, 3rem);
  color: var(--muted);
  background: rgba(27, 63, 160, 0.42);
}

.rendered-doc > * {
  max-width: 70rem;
}

.rendered-doc h1,
.rendered-doc h2,
.rendered-doc h3 {
  font-family: var(--font-mono);
}

.rendered-doc h1 {
  display: none;
}

.rendered-doc h2 {
  margin: 2rem 0 0.8rem;
  padding: 0.3rem 0.55rem;
  color: var(--inverse-fg);
  background: var(--inverse-bg);
  border: 3px solid #000;
  font-size: clamp(1.3rem, 3vw, 2rem);
  box-shadow: none;
}

.rendered-doc h3 {
  margin: 1.5rem 0 0.55rem;
  color: var(--amber);
  font-size: 1.08rem;
}

.rendered-doc p,
.rendered-doc li {
  color: var(--muted);
}

.rendered-doc a {
  color: var(--amber);
}

.rendered-doc pre {
  max-width: 100%;
  overflow-x: auto;
  padding: 0.9rem;
  color: var(--ink);
  border: 3px solid #000;
  background: var(--blue);
  box-shadow: none;
}

.rendered-doc code {
  color: var(--ink);
}

.rendered-doc table {
  width: 100%;
  max-width: 100%;
  margin: 1rem 0;
  border-collapse: collapse;
  border: 3px solid #000;
  font-family: var(--font-mono);
}

.rendered-doc th,
.rendered-doc td {
  padding: 0.65rem 0.75rem;
  text-align: left;
  border: 2px solid #000;
}

.rendered-doc th {
  color: var(--inverse-fg);
  background: var(--inverse-bg);
}

.rendered-doc td {
  color: var(--ink);
  background: rgba(27, 63, 160, 0.78);
}

.download-list {
  display: grid;
  gap: 1rem;
  max-width: 78rem;
  margin-inline: auto;
}

.download-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 1.2rem;
  border: 3px solid #000;
  border-radius: 0;
  background:
    linear-gradient(90deg, rgba(35, 72, 170, 0.98), rgba(27, 63, 160, 0.98)),
    repeating-linear-gradient(90deg, rgba(255, 216, 74, 0.08) 0 1px, transparent 1px 12px);
  box-shadow: 0 1rem 2.8rem rgba(0, 0, 0, 0.3);
}

.download-card h2 {
  margin-bottom: 0.4rem;
  font-size: clamp(1.25rem, 3vw, 2rem);
}

.download-card p:not(.eyebrow) {
  margin-bottom: 0;
  color: var(--muted);
}

.text-link {
  display: inline-block;
  margin-top: 0.5rem;
  color: var(--amber);
  font-family: var(--font-mono);
  text-transform: uppercase;
}

.board-table-wrap {
  max-width: 78rem;
  margin-inline: auto;
  overflow-x: auto;
  border: 4px solid #000;
  border-radius: 0;
  background: var(--blue);
  box-shadow: 0 1rem 2.8rem rgba(0, 0, 0, 0.28);
}

.board-table {
  width: 100%;
  min-width: 44rem;
  border-collapse: collapse;
  font-family: var(--font-mono);
}

.board-table th,
.board-table td {
  padding: 0.9rem 1rem;
  text-align: left;
  border-bottom: 2px solid #000;
}

.board-table th {
  color: var(--inverse-fg);
  background: var(--inverse-bg);
  text-transform: uppercase;
}

.board-table td {
  color: var(--ink);
}

.status-pill {
  display: inline-block;
  padding: 0.18rem 0.5rem;
  color: var(--inverse-fg);
  background: var(--inverse-bg);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
}

.status-pill.muted {
  background: var(--amber);
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

@keyframes scan {
  to {
    transform: translateY(100%);
  }
}

@media (max-width: 920px) {
  .terminal-hero,
  .bbs-board,
  .sysop-grid {
    grid-template-columns: 1fr;
  }

  .terminal-hero {
    padding-top: 1.5rem;
  }

  .hero-copy {
    order: -1;
  }

  .install-grid,
  .feature-strip,
  .screen-grid,
  .content-grid,
  .docs-grid {
    grid-template-columns: 1fr;
  }

  .download-card {
    grid-template-columns: 1fr;
  }

  .disk-map {
    grid-template-columns: 1fr;
  }

  .disk-ring {
    width: min(14rem, 70vw);
    margin-inline: auto;
  }
}

@media (max-width: 640px) {
  .topbar {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .doc-nav {
    position: static;
  }

  .nav {
    justify-content: flex-start;
  }

  .caller-session {
    grid-template-columns: 1fr;
  }

  .bottom-status {
    display: grid;
  }

  .terminal-screen {
    min-height: 27rem;
  }

  .status-line {
    display: grid;
  }

  h1 {
    font-size: 2.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}