/* Commonwealth Online — main menu concept (1920×1080 baseline) */

@font-face {
  font-family: "Futura PT Demibold";
  src: url("../../fonts/futura-pt-demibold.otf") format("opentype");
  font-weight: 600;
  font-display: swap;
}

:root {
  --co-ui-scale: 1;

  --co-black: #0a0c0a;
  --co-panel-bg: rgba(8, 14, 10, 0.72);
  --co-panel-fade: rgba(8, 14, 10, 0);
  --co-green: #3ecf4a;
  --co-green-dim: rgba(62, 207, 74, 0.35);
  --co-amber: #c9a84a;
  --co-amber-muted: rgba(201, 168, 74, 0.55);
  --co-text-pale: #d8ddd0;
  --co-text-muted: #9aa898;
  --co-select-yellow: #c4a84b;
  --co-select-yellow-bright: #d4bc62;
  --co-select-text: #1a1c18;
  --co-border: rgba(201, 168, 74, 0.45);

  --co-font: "Futura PT Demibold", "Roboto Condensed", "Bahnschrift", "Arial Narrow", Arial, sans-serif;
  --co-transition: 120ms ease-out;

  --co-panel-width: 28%;
  --co-menu-size: calc(26px * var(--co-ui-scale));
  --co-menu-gap: calc(6px * var(--co-ui-scale));
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  font-family: var(--co-font);
  font-weight: 600;
  color: var(--co-text-pale);
  background: var(--co-black);
  user-select: none;
  -webkit-font-smoothing: antialiased;
}

/* ── Root layout ─────────────────────────────────────────────── */

.main-screen {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

.main-screen.is-session-loading {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* ── Title-screen scenic background ──────────────────────────── */

.scene-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(
      ellipse 80% 60% at 72% 42%,
      rgba(62, 207, 74, 0.08) 0%,
      transparent 55%
    ),
    radial-gradient(
      ellipse 55% 45% at 35% 70%,
      rgba(201, 168, 74, 0.06) 0%,
      transparent 50%
    ),
    linear-gradient(
      165deg,
      #0b120d 0%,
      #141a12 28%,
      #1a2218 48%,
      #121810 72%,
      #080c08 100%
    );
  filter: brightness(0.82) contrast(1.05) saturate(0.65);
}

.scene-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(
      90deg,
      rgba(6, 10, 8, 0.82) 0%,
      rgba(6, 10, 8, 0.38) 28%,
      rgba(6, 10, 8, 0.12) 58%,
      rgba(6, 10, 8, 0.22) 100%
    ),
    rgba(4, 8, 6, 0.15);
}

/* ── Screen effects: vignette, scanlines, HUD grid ─────────── */

.screen-effects {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
}

.screen-effects::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse at center,
      transparent 40%,
      rgba(0, 0, 0, 0.55) 100%
    );
  opacity: 0.9;
}

.screen-effects::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0, 0, 0, 0.12) 2px,
      rgba(0, 0, 0, 0.12) 3px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 79px,
      rgba(62, 207, 74, 0.03) 79px,
      rgba(62, 207, 74, 0.03) 80px
    ),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 79px,
      rgba(62, 207, 74, 0.03) 79px,
      rgba(62, 207, 74, 0.03) 80px
    );
  opacity: 0.65;
  mix-blend-mode: overlay;
}

.main-screen::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  background:
    url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
  opacity: 0.35;
}

/* ── Left panel ──────────────────────────────────────────────── */

.left-panel {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 10;
  width: var(--co-panel-width);
  min-width: calc(280px * var(--co-ui-scale));
  max-width: 36%;
  display: flex;
  flex-direction: column;
  padding:
    calc(28px * var(--co-ui-scale))
    calc(32px * var(--co-ui-scale))
    calc(72px * var(--co-ui-scale))
    calc(28px * var(--co-ui-scale));
  background:
    linear-gradient(
      90deg,
      var(--co-panel-bg) 0%,
      rgba(8, 14, 10, 0.55) 70%,
      var(--co-panel-fade) 100%
    );
}

.brand-logo {
  width: calc(200px * var(--co-ui-scale));
  height: auto;
  margin-bottom: calc(36px * var(--co-ui-scale));
  opacity: 0.88;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));
}

/* ── Menu list ───────────────────────────────────────────────── */

.menu {
  display: flex;
  flex-direction: column;
  gap: var(--co-menu-gap);
  flex: 1;
}

.menu-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: calc(14px * var(--co-ui-scale));
  width: 100%;
  padding:
    calc(10px * var(--co-ui-scale))
    calc(12px * var(--co-ui-scale));
  border: none;
  background: transparent;
  color: var(--co-text-muted);
  font-family: inherit;
  font-size: var(--co-menu-size);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-align: left;
  cursor: pointer;
  transition:
    color var(--co-transition),
    transform var(--co-transition);
  outline: none;
}

.menu-item__label {
  position: relative;
  z-index: 2;
}

.menu-item__bar {
  position: absolute;
  left: calc(-28px * var(--co-ui-scale));
  top: 50%;
  transform: translateY(-50%) scaleX(0);
  transform-origin: left center;
  width: calc(100% + 80px * var(--co-ui-scale));
  height: calc(100% + 4px);
  background: linear-gradient(
    90deg,
    var(--co-select-yellow) 0%,
    var(--co-select-yellow-bright) 85%,
    #e0cc6e 100%
  );
  clip-path: polygon(
    0 0,
    calc(100% - 18px) 0,
    100% 50%,
    calc(100% - 18px) 100%,
    0 100%
  );
  opacity: 0;
  transition:
    opacity var(--co-transition),
    transform var(--co-transition);
  z-index: 1;
  box-shadow: 0 0 12px rgba(196, 168, 75, 0.25);
}

.menu-item:hover {
  color: var(--co-text-pale);
}

.menu-item:hover .menu-item__bar {
  opacity: 1;
  transform: translateY(-50%) scaleX(1);
}

.menu-item:focus-visible {
  color: var(--co-text-pale);
  outline: 1px solid var(--co-green-dim);
  outline-offset: 2px;
}

.menu-item.is-selected {
  color: var(--co-select-text);
}

.menu-item.is-selected .menu-item__bar {
  opacity: 1;
  transform: translateY(-50%) scaleX(1);
}

.menu-item.is-disabled {
  opacity: 0.38;
  cursor: default;
  pointer-events: none;
}

/* ── Bottom prompt bar ───────────────────────────────────────── */

.prompt-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(40px * var(--co-ui-scale));
  padding:
    calc(10px * var(--co-ui-scale))
    calc(24px * var(--co-ui-scale));
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(6, 10, 8, 0.75) 30%,
    rgba(6, 10, 8, 0.88) 100%
  );
  border-top: 1px solid rgba(201, 168, 74, 0.15);
  transition: opacity 200ms ease-out, visibility 200ms ease-out;
}

.prompt-bar[hidden] {
  opacity: 0;
  visibility: hidden;
}

.prompt {
  display: flex;
  align-items: center;
  gap: calc(8px * var(--co-ui-scale));
}

.prompt__glyph {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: calc(22px * var(--co-ui-scale));
  height: calc(22px * var(--co-ui-scale));
  font-size: calc(11px * var(--co-ui-scale));
  font-weight: 700;
  color: var(--co-amber);
  border: 1px solid var(--co-amber-muted);
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.35);
  line-height: 1;
}

.prompt__glyph--icon {
  border: none;
  border-radius: 0;
  background: transparent;
  min-width: calc(28px * var(--co-ui-scale));
  width: calc(28px * var(--co-ui-scale));
  height: calc(28px * var(--co-ui-scale));
  padding: 0;
}

.prompt__glyph-img {
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
  user-select: none;
}

.prompt__label {
  font-size: calc(11px * var(--co-ui-scale));
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--co-text-pale);
  opacity: 0.85;
}

/* Settings mode: keep main nav, dim background more */

.main-screen.is-settings-mode .left-panel {
  overflow: hidden;
  background:
    linear-gradient(
      90deg,
      rgba(8, 14, 10, 0.9) 0%,
      rgba(8, 14, 10, 0.78) 65%,
      rgba(8, 14, 10, 0.15) 100%
    );
}

.main-screen.is-settings-mode .menu-item__bar {
  width: calc(100% + 28px * var(--co-ui-scale));
}

.main-screen.is-settings-mode .scene-overlay {
  background:
    linear-gradient(
      90deg,
      rgba(6, 10, 8, 0.88) 0%,
      rgba(6, 10, 8, 0.55) 24%,
      rgba(6, 10, 8, 0.4) 55%,
      rgba(6, 10, 8, 0.48) 100%
    ),
    rgba(4, 8, 6, 0.32);
}

/* Browser mode: keep main nav, dim background more */

.main-screen.is-browser-mode .left-panel {
  overflow: hidden;
  background:
    linear-gradient(
      90deg,
      rgba(8, 14, 10, 0.9) 0%,
      rgba(8, 14, 10, 0.78) 65%,
      rgba(8, 14, 10, 0.15) 100%
    );
}

.main-screen.is-browser-mode .menu-item__bar {
  width: calc(100% + 28px * var(--co-ui-scale));
}

.main-screen.is-browser-mode .scene-overlay {
  background:
    linear-gradient(
      90deg,
      rgba(6, 10, 8, 0.88) 0%,
      rgba(6, 10, 8, 0.55) 24%,
      rgba(6, 10, 8, 0.4) 55%,
      rgba(6, 10, 8, 0.48) 100%
    ),
    rgba(4, 8, 6, 0.32);
}

/* Quit confirmation modal */

.quit-confirm {
  position: absolute;
  inset: 0;
  z-index: 12;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(24px * var(--co-ui-scale));
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 220ms ease-out,
    visibility 0ms linear 220ms;
}

.quit-confirm.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition:
    opacity 220ms ease-out,
    visibility 0ms linear 0ms;
}

.quit-confirm[hidden] {
  display: none;
}

.quit-confirm__dialog {
  width: min(calc(420px * var(--co-ui-scale)), calc(100vw - 80px * var(--co-ui-scale)));
  padding:
    calc(32px * var(--co-ui-scale))
    calc(36px * var(--co-ui-scale))
    calc(28px * var(--co-ui-scale));
  background: rgba(6, 12, 8, 0.9);
  border: 1px solid rgba(201, 168, 74, 0.35);
  box-shadow:
    inset 0 0 28px rgba(0, 0, 0, 0.35),
    0 8px 32px rgba(0, 0, 0, 0.45);
}

.quit-confirm__title {
  margin-bottom: calc(24px * var(--co-ui-scale));
  font-size: calc(28px * var(--co-ui-scale));
  font-weight: 700;
  letter-spacing: 0.22em;
  text-align: center;
  color: var(--co-amber);
}

.quit-confirm__options {
  display: flex;
  flex-direction: column;
  gap: var(--co-menu-gap);
}

.quit-confirm__option .menu-item__bar {
  left: 0;
  width: 100%;
}

.main-screen.is-quit-confirm-mode .scene-overlay {
  background:
    linear-gradient(
      90deg,
      rgba(6, 10, 8, 0.92) 0%,
      rgba(6, 10, 8, 0.72) 35%,
      rgba(6, 10, 8, 0.55) 60%,
      rgba(6, 10, 8, 0.65) 100%
    ),
    rgba(4, 8, 6, 0.42);
}

@media (prefers-reduced-motion: reduce) {
  .quit-confirm {
    transition: opacity 120ms ease-out, visibility 0ms linear 120ms;
  }

  .quit-confirm.is-open {
    transition: opacity 120ms ease-out, visibility 0ms linear 0ms;
  }
}

/* ── Website layer (Commonwealth Online project site) ─────────── */

html:has(body.co-site),
body.co-site {
  width: 100%;
  height: auto;
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  user-select: text;
}

html:has(body.co-site) {
  scroll-behavior: smooth;
}

body.co-site {
  position: relative;
  background: var(--co-black);
  color: var(--co-text-pale);
}

body.co-site a {
  color: inherit;
  text-decoration: none;
}

body.co-site.has-lightbox-open {
  overflow: hidden;
  touch-action: none;
}

html:has(body.co-site.has-lightbox-open) {
  overflow: hidden;
}

.co-site-shell {
  position: relative;
  isolation: isolate;
  min-height: 100vh;
}

body.co-site .scene-layer,
body.co-site .scene-overlay,
body.co-site .screen-effects {
  position: fixed;
}

body.co-site .scene-layer {
  filter: brightness(0.72) contrast(1.08) saturate(0.7);
}

body.co-site .scene-overlay {
  background:
    radial-gradient(
      ellipse 70% 50% at 70% 20%,
      rgba(62, 207, 74, 0.05) 0%,
      transparent 80%
    ),
    linear-gradient(
      110deg,
      rgba(6, 10, 8, 0.82) 0%,
      rgba(6, 10, 8, 0.56) 46%,
      rgba(6, 10, 8, 0.74) 100%
    );
}

body.co-site .screen-effects {
  opacity: 0.6;
}

.site-header,
.site-main,
.site-footer {
  position: relative;
  z-index: 12;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(4px);
  background: linear-gradient(180deg, rgba(8, 14, 10, 0.86), rgba(8, 14, 10, 0.54));
  border-bottom: 1px solid rgba(201, 168, 74, 0.2);
}

.site-header__inner {
  width: min(1120px, calc(100% - 3rem));
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.site-brand__logo {
  display: block;
  width: auto;
  height: 2.25rem;
  max-width: min(240px, 52vw);
  opacity: 0.92;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.site-nav a {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--co-text-muted);
  padding: 0.48rem 0.75rem;
  border-radius: 0.2rem;
  border: 1px solid transparent;
  transition: color var(--co-transition), border-color var(--co-transition), background var(--co-transition);
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active {
  color: #000;
  border-color: var(--co-border);
  background: linear-gradient(90deg, var(--co-select-yellow), var(--co-select-yellow-bright));
  outline: none;
}

.site-nav-toggle {
  display: none;
  border: 1px solid var(--co-border);
  background: rgba(6, 10, 8, 0.6);
  color: var(--co-text-pale);
  font-family: inherit;
  letter-spacing: 0.16em;
  padding: 0.5rem 0.8rem;
  cursor: pointer;
}

.site-main {
  width: min(1120px, calc(100% - 3rem));
  margin: 2rem auto 3rem;
  display: grid;
  gap: 1.2rem;
}

.section-panel {
  background:
    linear-gradient(120deg, rgba(8, 14, 10, 0.83) 0%, rgba(8, 14, 10, 0.64) 60%, rgba(8, 14, 10, 0.4) 100%);
  border: 1px solid rgba(201, 168, 74, 0.25);
  box-shadow: inset 0 0 22px rgba(0, 0, 0, 0.28), 0 16px 28px rgba(0, 0, 0, 0.24);
  padding: clamp(1.2rem, 2vw, 2.2rem);
}

.terminal-label {
  color: var(--co-amber);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  margin-bottom: 0.7rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 1fr);
  gap: 1.2rem;
  align-items: stretch;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  letter-spacing: 0.08em;
  margin-bottom: 0.7rem;
  text-transform: uppercase;
}

.hero__tagline {
  font-size: clamp(1.03rem, 2vw, 1.28rem);
  line-height: 1.55;
  max-width: 62ch;
  margin-bottom: 0.75rem;
}

.hero__subtext {
  color: var(--co-text-muted);
  line-height: 1.5;
  max-width: 62ch;
}

.hero__actions,
.community__actions {
  margin-top: 1.1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.co-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.6rem;
  padding: 0.55rem 1rem;
  font-size: 0.76rem;
  letter-spacing: 0.17em;
  border: 1px solid var(--co-border);
  transition: transform var(--co-transition), box-shadow var(--co-transition), background var(--co-transition), color var(--co-transition);
}

.co-btn--primary {
  color: #000 !important;
  background: linear-gradient(90deg, var(--co-select-yellow), var(--co-select-yellow-bright));
  box-shadow: 0 0 16px rgba(201, 168, 74, 0.22);
}

a.co-btn--primary,
a.co-btn--primary:visited,
a.co-btn--primary:hover,
a.co-btn--primary:focus-visible,
a.co-btn--primary:active {
  color: #000 !important;
}

.co-btn--ghost {
  color: var(--co-text-pale);
  background: rgba(8, 14, 10, 0.62);
}

.co-btn:hover,
.co-btn:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.co-btn--primary:hover,
.co-btn--primary:focus-visible {
  box-shadow: 0 0 20px rgba(201, 168, 74, 0.35);
}

.co-btn--ghost:hover,
.co-btn--ghost:focus-visible {
  color: #000;
  background: linear-gradient(90deg, rgba(196, 168, 75, 0.9), rgba(212, 188, 98, 0.95));
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active,
.site-nav a:hover:visited,
.site-nav a:focus-visible:visited,
.site-nav a.is-active:visited {
  color: #000;
}

.status-card,
.feature-card,
.preview-window,
.technical-list li {
  border: 1px solid rgba(62, 207, 74, 0.25);
  background: linear-gradient(165deg, rgba(8, 14, 10, 0.8), rgba(8, 14, 10, 0.55));
  box-shadow: inset 0 0 16px rgba(0, 0, 0, 0.24);
}

.status-card {
  padding: 1rem;
}

.status-card__title {
  color: var(--co-amber);
  font-size: 0.82rem;
  letter-spacing: 0.2em;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

.status-list,
.technical-list {
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.status-list li,
.technical-list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.45rem 1rem;
  border-bottom: 1px solid rgba(201, 168, 74, 0.14);
  padding-bottom: 0.35rem;
}

.status-list span,
.technical-list span {
  color: var(--co-text-muted);
  letter-spacing: 0.15em;
  font-size: 0.7rem;
}

.status-list strong,
.technical-list strong {
  color: var(--co-text-pale);
  letter-spacing: 0.06em;
  font-size: 0.76rem;
}

.overview h2,
.section-head h2 {
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  letter-spacing: 0.08em;
  margin-bottom: 0.8rem;
}

.overview p {
  max-width: 78ch;
  line-height: 1.62;
  color: var(--co-text-pale);
}

.overview p + p {
  margin-top: 0.7rem;
  color: var(--co-text-muted);
}

.feature-subsection + .feature-subsection {
  margin-top: 1.6rem;
}

.feature-subsection__title {
  color: var(--co-amber);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  margin-bottom: 0.65rem;
  text-transform: uppercase;
}

.feature-grid {
  margin-top: 0.8rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.feature-subsection .feature-grid {
  margin-top: 0;
}

.feature-card {
  padding: 0.9rem;
}

.feature-card__status,
.timeline-status {
  display: inline-flex;
  padding: 0.2rem 0.5rem;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  margin-bottom: 0.45rem;
  border: 1px solid currentColor;
}

.feature-card__status.is-active,
.timeline-status.is-active {
  color: #cfe08d;
}

.feature-card__status.is-prototype,
.timeline-status.is-next {
  color: var(--co-amber);
}

.feature-card__status.is-planned,
.timeline-status.is-future {
  color: var(--co-text-muted);
}

.timeline-status.is-complete {
  color: var(--co-green);
}

.feature-card h3 {
  font-size: 1.03rem;
  margin-bottom: 0.45rem;
}

.feature-card p {
  color: var(--co-text-muted);
  line-height: 1.55;
  font-size: 0.92rem;
}

.timeline-list {
  list-style: none;
  margin-top: 0.9rem;
  display: grid;
  gap: 0.7rem;
  border-left: 1px solid rgba(201, 168, 74, 0.24);
  padding-left: 1rem;
}

.timeline-list li {
  position: relative;
  display: grid;
  gap: 0.28rem;
  padding-bottom: 0.4rem;
}

.timeline-list li::before {
  content: "";
  position: absolute;
  left: -1.34rem;
  top: 0.2rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--co-amber-muted);
  box-shadow: 0 0 8px rgba(201, 168, 74, 0.25);
}

.timeline-list strong {
  letter-spacing: 0.08em;
}

.media-grid {
  margin-top: 0.8rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.preview-window {
  padding: 0.62rem;
}

.preview-window__trigger {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: none;
  cursor: zoom-in;
  font: inherit;
  color: inherit;
}

.preview-window__trigger:hover .preview-window__screen,
.preview-window__trigger:focus-visible .preview-window__screen {
  border-color: rgba(201, 168, 74, 0.55);
  box-shadow:
    inset 0 0 18px rgba(0, 0, 0, 0.34),
    0 0 14px rgba(201, 168, 74, 0.18);
}

.preview-window__trigger:focus-visible {
  outline: none;
}

.preview-window__screen {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid rgba(201, 168, 74, 0.3);
  background:
    radial-gradient(circle at 82% 10%, rgba(62, 207, 74, 0.09), transparent 42%),
    linear-gradient(155deg, rgba(9, 19, 12, 0.85), rgba(5, 10, 7, 0.95));
  box-shadow: inset 0 0 18px rgba(0, 0, 0, 0.34);
  transition:
    border-color var(--co-transition),
    box-shadow var(--co-transition);
}

.preview-window__screen img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 260ms ease, filter 260ms ease;
}

.preview-window__trigger:hover .preview-window__screen img,
.preview-window__trigger:focus-visible .preview-window__screen img {
  transform: scale(1.04);
  filter: brightness(1.06);
}

.preview-window__trigger:active .preview-window__screen img {
  transform: scale(1.01);
}

.preview-window figcaption {
  margin-top: 0.52rem;
  color: var(--co-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.13em;
}

.media-lightbox {
  width: min(96vw, 1400px);
  max-height: none;
  margin: auto;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--co-text-pale);
  overflow: visible;
}

.media-lightbox::backdrop {
  background: rgba(4, 8, 6, 0.9);
  backdrop-filter: blur(0);
}

.media-lightbox[open]:not(.is-closing)::backdrop {
  animation: co-lightbox-backdrop-in 340ms ease forwards;
}

.media-lightbox.is-closing::backdrop {
  animation: co-lightbox-backdrop-out 260ms ease forwards;
}

.media-lightbox__panel {
  position: relative;
  width: min(96vw, 1400px);
  max-height: 92vh;
  padding: 1rem 1rem 0.9rem;
  border: 1px solid rgba(201, 168, 74, 0.38);
  background:
    linear-gradient(180deg, rgba(62, 207, 74, 0.08) 0%, transparent 18%),
    linear-gradient(165deg, rgba(8, 14, 10, 0.98), rgba(8, 14, 10, 0.9));
  box-shadow:
    inset 0 0 28px rgba(0, 0, 0, 0.38),
    0 0 0 1px rgba(62, 207, 74, 0.12),
    0 24px 56px rgba(0, 0, 0, 0.58);
  overflow: hidden;
}

.media-lightbox__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.06) 2px,
    rgba(0, 0, 0, 0.06) 3px
  );
  opacity: 0.35;
}

.media-lightbox[open]:not(.is-closing) .media-lightbox__panel {
  animation: co-lightbox-panel-in 380ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.media-lightbox.is-closing .media-lightbox__panel {
  animation: co-lightbox-panel-out 260ms ease-in both;
}

.media-lightbox__chrome {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid rgba(201, 168, 74, 0.2);
}

.media-lightbox__label {
  margin: 0;
}

.media-lightbox__close {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.2rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--co-border);
  background: rgba(8, 14, 10, 0.82);
  color: var(--co-text-pale);
  font-family: inherit;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  cursor: pointer;
  transition:
    color var(--co-transition),
    background var(--co-transition),
    transform var(--co-transition),
    box-shadow var(--co-transition);
}

.media-lightbox__close-glyph {
  font-size: 1.15rem;
  line-height: 1;
  color: var(--co-amber);
}

.media-lightbox__close:hover,
.media-lightbox__close:focus-visible {
  color: #000;
  background: linear-gradient(90deg, var(--co-select-yellow), var(--co-select-yellow-bright));
  transform: translateY(-1px);
  box-shadow: 0 0 16px rgba(201, 168, 74, 0.25);
  outline: none;
}

.media-lightbox__close:hover .media-lightbox__close-glyph,
.media-lightbox__close:focus-visible .media-lightbox__close-glyph {
  color: #000;
}

.media-lightbox__figure {
  position: relative;
  z-index: 1;
  margin: 0;
}

.media-lightbox__image-wrap {
  border: 1px solid rgba(201, 168, 74, 0.28);
  background: rgba(4, 8, 6, 0.65);
  box-shadow: inset 0 0 22px rgba(0, 0, 0, 0.42);
  overflow: hidden;
}

.media-lightbox[open]:not(.is-closing) .media-lightbox__image-wrap {
  animation: co-lightbox-image-in 420ms cubic-bezier(0.22, 1, 0.36, 1) 80ms both;
}

.media-lightbox.is-closing .media-lightbox__image-wrap {
  animation: co-lightbox-image-out 220ms ease-in both;
}

.media-lightbox__image {
  display: block;
  width: 100%;
  max-height: calc(92vh - 7.5rem);
  object-fit: contain;
}

.media-lightbox__caption {
  margin-top: 0.75rem;
  color: var(--co-amber);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-align: center;
  text-transform: uppercase;
}

.media-lightbox[open]:not(.is-closing) .media-lightbox__caption {
  animation: co-lightbox-caption-in 360ms ease 140ms both;
}

.media-lightbox.is-closing .media-lightbox__caption {
  animation: co-lightbox-caption-out 180ms ease both;
}

@keyframes co-lightbox-backdrop-in {
  from {
    background: rgba(4, 8, 6, 0);
    backdrop-filter: blur(0);
  }
  to {
    background: rgba(4, 8, 6, 0.9);
    backdrop-filter: blur(6px);
  }
}

@keyframes co-lightbox-backdrop-out {
  from {
    background: rgba(4, 8, 6, 0.9);
    backdrop-filter: blur(6px);
  }
  to {
    background: rgba(4, 8, 6, 0);
    backdrop-filter: blur(0);
  }
}

@keyframes co-lightbox-panel-in {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes co-lightbox-panel-out {
  from {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateY(12px) scale(0.97);
  }
}

@keyframes co-lightbox-image-in {
  from {
    opacity: 0;
    transform: scale(0.985);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes co-lightbox-image-out {
  from {
    opacity: 1;
    transform: scale(1);
  }
  to {
    opacity: 0;
    transform: scale(0.99);
  }
}

@keyframes co-lightbox-caption-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes co-lightbox-caption-out {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(6px);
  }
}

.technical-list li {
  padding: 0.58rem 0.62rem;
  border-bottom: none;
}

.community p {
  max-width: 76ch;
  color: var(--co-text-muted);
  line-height: 1.58;
}

.site-footer {
  width: min(1120px, calc(100% - 3rem));
  margin: 0 auto 2.5rem;
  border-top: 1px solid rgba(201, 168, 74, 0.25);
  padding-top: 1rem;
  display: grid;
  gap: 0.7rem;
}

.site-footer__title {
  letter-spacing: 0.14em;
  color: var(--co-amber);
}

.site-footer__copy {
  color: var(--co-text-muted);
  line-height: 1.5;
  max-width: 76ch;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
}

.site-footer__links a {
  color: var(--co-text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.13em;
}

.site-footer__links a:hover,
.site-footer__links a:focus-visible {
  color: var(--co-amber);
  outline: none;
}

.site-footer__terminal {
  color: var(--co-green);
  letter-spacing: 0.09em;
  font-size: 0.82rem;
}

.site-footer__meta {
  color: var(--co-text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.blink-cursor {
  display: inline-block;
  width: 0.58rem;
  height: 1em;
  margin-left: 0.2rem;
  background: var(--co-green);
  vertical-align: -0.12em;
  animation: co-blink 1.2s steps(1, end) infinite;
}

@keyframes co-blink {
  0%,
  45% {
    opacity: 1;
  }
  46%,
  100% {
    opacity: 0;
  }
}

.status-pulse {
  position: relative;
  padding-left: 0.75rem;
}

.status-pulse::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.44em;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--co-green);
  box-shadow: 0 0 9px rgba(62, 207, 74, 0.7);
  animation: co-pulse 1.8s ease-out infinite;
}

@keyframes co-pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .site-nav-toggle {
    display: inline-flex;
  }

  .site-header__inner {
    flex-wrap: wrap;
    align-items: center;
    padding: 0.6rem 0;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-wrap: wrap;
    gap: 0.35rem;
    padding-bottom: 0.25rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .feature-grid,
  .media-grid {
    grid-template-columns: 1fr;
  }

  .site-main,
  .site-footer,
  .site-header__inner {
    width: min(1120px, calc(100% - 1.3rem));
  }

  .site-brand__logo {
    height: 1.75rem;
    max-width: min(180px, 48vw);
  }
}

@media (prefers-reduced-motion: reduce) {
  html:has(body.co-site) {
    scroll-behavior: auto;
  }

  .blink-cursor,
  .status-pulse::before {
    animation: none;
  }

  .co-btn,
  .site-nav a,
  .preview-window__screen img,
  .preview-window__screen,
  .media-lightbox__close {
    transition: none;
  }

  .media-lightbox[open]:not(.is-closing)::backdrop,
  .media-lightbox.is-closing::backdrop,
  .media-lightbox[open]:not(.is-closing) .media-lightbox__panel,
  .media-lightbox.is-closing .media-lightbox__panel,
  .media-lightbox[open]:not(.is-closing) .media-lightbox__image-wrap,
  .media-lightbox.is-closing .media-lightbox__image-wrap,
  .media-lightbox[open]:not(.is-closing) .media-lightbox__caption,
  .media-lightbox.is-closing .media-lightbox__caption {
    animation: none;
  }

  .media-lightbox::backdrop {
    background: rgba(4, 8, 6, 0.9);
    backdrop-filter: blur(6px);
  }
}