/* Hallmark · pre-emit critique: P5 H5 E5 S5 R4 V5
 * Hallmark · genre: atmospheric · macrostructure: Map / Diagram · theme: Cobalt voyage extension
 * enrichment: E5 Custom Illustration · craft: tier-B hand-built SVG ship + generated observatory still
 * H9 knobs: build=Tier-B SVG, animation=loop-with-pause, scale=dominant
 * nav: N9 Edge-aligned minimal · footer: Ft5 Statement · CTA: C3 Typographic link
 * audience: Black Tomato leadership · use: communicate Avalon journey · tone: cinematic technical
 * contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46)
 * chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · icons: pass (30)
 * mobile: pass (34, 49, 50–57)
 */
@import url("./tokens.css");

@font-face {
  font-family: "Space Grotesk";
  src: url("./assets/fonts/space-grotesk-600.woff2") format("woff2");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Sans";
  src: url("./assets/fonts/ibm-plex-sans-400.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Sans";
  src: url("./assets/fonts/ibm-plex-sans-500.woff2") format("woff2");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("./assets/fonts/ibm-plex-mono-400.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-width: 0;
  min-height: 100%;
  overflow-x: clip;
  background: var(--color-void);
  color: var(--color-ink);
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.55;
}

button,
a {
  font: inherit;
}

button:focus-visible,
a:focus-visible {
  outline: var(--rule-strong) solid var(--color-focus);
  outline-offset: var(--space-xs);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.boot {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: grid;
  place-items: center;
  padding: var(--space-lg);
  background: var(--color-void);
  transition:
    opacity var(--dur-sequence) var(--ease-in),
    transform var(--dur-sequence) var(--ease-in);
  transform-origin: center;
}

.boot::before,
.boot::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  height: var(--rule-hair);
  background: var(--color-metal);
}

.boot::before {
  inset-block-start: 14%;
}

.boot::after {
  inset-block-end: 14%;
}

.boot.is-departed {
  opacity: 0;
  transform: scaleY(0.02);
  pointer-events: none;
}

.boot__core {
  width: min(32rem, 100%);
}

.boot__mark {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  height: var(--space-xl);
  margin-block-end: var(--space-xl);
}

.boot__mark span {
  display: block;
  width: var(--rule-strong);
  height: 100%;
  background: var(--color-accent);
  transform-origin: center;
  animation: boot-mark 1.2s var(--ease-in-out) infinite alternate;
}

.boot__mark span:nth-child(2) {
  height: 65%;
  animation-delay: 120ms;
}

.boot__mark span:nth-child(3) {
  height: 35%;
  animation-delay: 240ms;
}

.boot__ship,
.micro-label {
  margin: 0;
  color: var(--color-accent);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.boot h1 {
  margin: var(--space-xs) 0 var(--space-xl);
  font-family: var(--font-display);
  font-size: clamp(var(--text-xl), 8vw, var(--text-3xl));
  font-style: normal;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.boot__checks {
  display: grid;
  gap: var(--space-xs);
  padding: 0;
  margin: 0 0 var(--space-lg);
  list-style: none;
  font-family: var(--font-body);
  font-size: var(--text-sm);
}

.boot__checks li {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  padding-block: var(--space-xs);
  border-block-end: var(--rule-hair) solid var(--color-deep);
  color: var(--color-muted);
}

.boot__checks b {
  color: var(--color-faint);
  font-weight: 400;
  text-transform: uppercase;
}

.boot__checks li.is-complete b {
  color: var(--color-accent);
}

.boot__progress {
  height: var(--rule-hair);
  background: var(--color-deep);
  overflow: clip;
}

.boot__progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  animation: boot-progress 2.8s var(--ease-in-out) forwards;
}

.text-control {
  appearance: none;
  min-height: 44px;
  padding: var(--space-sm) 0;
  border: 0;
  border-block-end: var(--rule-hair) solid var(--color-faint);
  background: var(--color-transparent);
  color: var(--color-muted);
  cursor: pointer;
  white-space: nowrap;
}

.boot__skip {
  margin-block-start: var(--space-lg);
}

.voyage {
  position: relative;
  isolation: isolate;
  min-height: 100svh;
  overflow: clip;
  background: var(--color-void);
}

.voyage__vista,
.voyage__shade,
.voyage__scan {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.voyage__vista {
  z-index: calc(var(--z-base) * -1);
  object-fit: cover;
  object-position: 58% center;
  opacity: 0;
  transform: scale(1.02);
  transition:
    opacity var(--dur-sequence) var(--ease-out),
    transform 1.2s var(--ease-out);
}

.is-ready .voyage__vista {
  opacity: 1;
  transform: none;
}

.voyage__shade {
  z-index: var(--z-base);
  background:
    linear-gradient(90deg, color-mix(in oklch, var(--color-void) 84%, var(--color-transparent)), color-mix(in oklch, var(--color-void) 12%, var(--color-transparent)));
  pointer-events: none;
}

.voyage__scan {
  z-index: var(--z-base);
  opacity: 0.22;
  background:
    repeating-linear-gradient(180deg, color-mix(in oklch, var(--color-ink) 3%, var(--color-transparent)) 0 1px, var(--color-transparent) 1px 4px);
  pointer-events: none;
}

.nav-edge {
  position: relative;
  z-index: var(--z-raised);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding:
    max(var(--space-lg), env(safe-area-inset-top))
    max(var(--space-md), env(safe-area-inset-right))
    var(--space-md)
    max(var(--space-md), env(safe-area-inset-left));
}

.wordmark {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-size: var(--text-md);
  letter-spacing: 0.18em;
}

.wordmark__glyph {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: var(--rule-hair) solid var(--color-muted);
  color: var(--color-accent);
  font-family: var(--font-body);
  font-size: var(--text-sm);
}

.motion-control {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  min-height: 44px;
  padding: var(--space-xs) var(--space-sm);
  border: var(--rule-hair) solid var(--color-faint);
  border-radius: var(--radius-control);
  background: color-mix(in oklch, var(--color-void) 70%, var(--color-transparent));
  color: var(--color-ink);
  cursor: pointer;
  white-space: nowrap;
  transition:
    background-color var(--dur-short) var(--ease-out),
    transform var(--dur-micro) var(--ease-out);
}

.motion-control:hover {
  background: var(--color-deep);
}

.motion-control:active {
  transform: translateY(1px);
}

.motion-control__signal {
  width: var(--space-xs);
  height: var(--space-xs);
  border-radius: 50%;
  background: var(--color-accent);
}

[data-motion="paused"] .motion-control__signal {
  background: var(--color-muted);
}

.mission-clock,
.destination,
.avalon-craft,
.hermes-link,
.foot-stmt {
  position: relative;
  z-index: var(--z-raised);
}

.mission-clock {
  margin: var(--space-xl) var(--space-md) 0;
  max-width: 28rem;
}

.clock {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xs) var(--space-md);
  margin-block: var(--space-sm) var(--space-md);
}

.clock span {
  display: flex;
  align-items: baseline;
  gap: var(--space-xs);
  border-block-end: var(--rule-hair) solid var(--color-metal);
}

.clock b {
  min-width: 2ch;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
}

.clock small,
.departure-stamp,
.destination__readout,
.avalon-craft figcaption,
.trajectory figcaption,
.hermes-link small,
.foot-stmt__meta {
  color: var(--color-muted);
  font-family: var(--font-outlier);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.departure-stamp {
  margin: 0;
  line-height: 1.7;
}

.destination {
  margin: var(--space-2xl) var(--space-md) 0;
  max-width: 28rem;
}

.destination h1 {
  min-width: 0;
  margin: var(--space-xs) 0;
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 11vw, var(--text-display));
  font-style: normal;
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.04em;
  overflow-wrap: anywhere;
}

.destination > p:not(.micro-label) {
  max-width: 45ch;
  margin: 0;
  color: var(--color-muted);
}

.destination__readout {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-xl);
  margin-block-start: var(--space-lg);
}

.destination__readout div {
  display: grid;
  gap: var(--space-2xs);
}

.destination__readout dt {
  color: var(--color-faint);
}

.destination__readout dd {
  margin: 0;
  color: var(--color-ink);
}

.avalon-craft {
  width: min(52rem, 100%);
  margin: var(--space-xl) auto 0;
}

.avalon-craft svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.avalon-craft figcaption {
  margin: calc(var(--space-sm) * -1) 0 0;
  text-align: center;
}

.trajectory {
  position: relative;
  z-index: calc(var(--z-raised) - 1);
  width: 125%;
  margin: calc(var(--space-lg) * -1) 0 0 -12%;
}

.trajectory svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.trajectory figcaption {
  position: absolute;
  inset-inline-start: calc(12% + var(--space-md));
  inset-block-end: var(--space-xs);
  margin: 0;
}

.route {
  fill: none;
}

.route--ghost {
  stroke: var(--color-metal);
  stroke-width: 1;
}

.route--live {
  stroke: url("#route-tone");
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 5 13;
  animation: route-flow 2.4s linear infinite;
}

.earth-node__orbit,
.destination-node__orbit {
  fill: none;
  stroke: var(--color-faint);
  stroke-width: 1;
  stroke-dasharray: 3 5;
}

.earth-node__world {
  fill: var(--color-muted);
}

.destination-node__world {
  fill: var(--color-accent);
}

.earth-node text,
.destination-node text {
  fill: var(--color-muted);
  font-family: var(--font-outlier);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.ship {
  transform-box: fill-box;
  transform-origin: center;
  animation: ship-drift 8s var(--ease-in-out) infinite alternate;
}

.ship__engine-halo {
  fill: var(--color-engine);
  opacity: 0.4;
  filter: url("#engine-soft");
  animation: engine-breathe 2.8s var(--ease-in-out) infinite alternate;
}

.ship__engine-plume {
  fill: var(--color-engine);
  opacity: 0.82;
}

.ship__spine {
  fill: url("#hull-tone");
}

.avalon-craft .ship__spine {
  fill: url("#craft-hull-tone");
}

.ship__keel {
  fill: color-mix(in oklch, var(--color-metal) 70%, var(--color-transparent));
  stroke: var(--color-muted);
  stroke-width: 1;
}

.ship__rotor {
  transform-box: fill-box;
  transform-origin: center;
  animation: rotor-breathe 7.6s var(--ease-in-out) infinite alternate;
}

.ship__blade {
  fill: color-mix(in oklch, var(--color-deep) 72%, var(--color-transparent));
  stroke: var(--color-ink);
  stroke-width: 1.8;
}

.ship__blade--cross {
  fill: color-mix(in oklch, var(--color-metal) 42%, var(--color-transparent));
  stroke: var(--color-faint);
  stroke-width: 1.2;
}

.ship__blade--cross-lower {
  opacity: 0.68;
}

.ship__engine-cowl {
  fill: var(--color-deep);
  stroke: var(--color-muted);
  stroke-width: 1.2;
}

.ship__lights circle {
  fill: var(--color-accent);
  filter: url("#craft-engine-soft");
  animation: cabin-pulse 2.8s var(--ease-in-out) infinite alternate;
}

.ship__lights circle:nth-child(even) {
  animation-delay: -1.4s;
}

.ship__bridge {
  fill: var(--color-night);
  stroke: var(--color-accent);
  stroke-width: 1;
}

.ship__bow {
  fill: var(--color-ink);
}

.ship__mast {
  stroke: var(--color-muted);
  stroke-width: 2;
}

.ship__beacon {
  fill: var(--color-accent-strong);
  animation: beacon 1.8s steps(2) infinite;
}

.hermes-ship {
  color: var(--color-accent);
}

.hermes-ship path {
  fill: color-mix(in oklch, var(--color-deep) 86%, var(--color-transparent));
  stroke: currentColor;
  stroke-width: 1.4;
}

.hermes-ship line {
  stroke: currentColor;
  stroke-width: 1;
}

.hermes-ship circle {
  fill: currentColor;
}

.hermes-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  width: fit-content;
  min-height: 48px;
  margin: var(--space-md);
  padding-block: var(--space-xs);
  border-block-end: var(--rule-hair) solid var(--color-faint);
  color: var(--color-ink);
  text-decoration: none;
  white-space: nowrap;
  transition:
    border-color var(--dur-short) var(--ease-out),
    transform var(--dur-micro) var(--ease-out);
}

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

.hermes-link:active {
  transform: translateY(1px);
}

.hermes-link > span:nth-child(2) {
  display: grid;
}

.hermes-link b {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.hermes-link__mark {
  width: var(--space-sm);
  height: var(--space-sm);
  border: var(--rule-hair) solid var(--color-accent);
  transform: rotate(45deg);
}

.foot-stmt {
  padding:
    var(--space-2xl)
    max(var(--space-md), env(safe-area-inset-right))
    max(var(--space-xl), env(safe-area-inset-bottom))
    max(var(--space-md), env(safe-area-inset-left));
}

.foot-stmt__line {
  max-width: 28ch;
  margin: 0 0 var(--space-lg);
  font-family: var(--font-display);
  font-size: clamp(var(--text-lg), 6vw, var(--text-2xl));
  font-style: normal;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.foot-stmt__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-block-start: var(--space-sm);
  border-block-start: var(--rule-hair) solid var(--color-metal);
}

.foot-stmt__meta b {
  color: var(--color-ink);
  font-weight: 400;
}

.reveal {
  --reveal-step: 0;
  opacity: 0;
  transform: translateY(8px);
}

.reveal--1 {
  --reveal-step: 1;
}

.reveal--2 {
  --reveal-step: 2;
}

.reveal--3 {
  --reveal-step: 3;
}

.reveal--4 {
  --reveal-step: 4;
}

.reveal--5 {
  --reveal-step: 5;
}

.is-ready .reveal {
  animation: reveal var(--dur-long) var(--ease-out) forwards;
  animation-delay: calc(var(--reveal-step) * 70ms);
}

[data-motion="paused"] .ship,
[data-motion="paused"] .ship__rotor,
[data-motion="paused"] .ship__lights circle,
[data-motion="paused"] .ship__engine-halo,
[data-motion="paused"] .ship__beacon,
[data-motion="paused"] .route--live,
[data-motion="paused"] .boot__mark span,
[data-motion="paused"] .boot__progress span {
  animation-play-state: paused;
}

@keyframes boot-mark {
  to { transform: scaleY(0.32); opacity: 0.45; }
}

@keyframes boot-progress {
  to { transform: scaleX(1); }
}

@keyframes reveal {
  to { opacity: 1; transform: none; }
}

@keyframes route-flow {
  to { stroke-dashoffset: -36; }
}

@keyframes ship-drift {
  from { transform: translate3d(-3px, 2px, 0) rotate(-0.25deg); }
  to { transform: translate3d(7px, -4px, 0) rotate(0.35deg); }
}

@keyframes rotor-breathe {
  from { transform: scaleY(0.92) skewX(-0.4deg); opacity: 0.78; }
  to { transform: scaleY(1.04) skewX(0.4deg); opacity: 1; }
}

@keyframes engine-breathe {
  to { transform: scaleX(1.18); opacity: 0.58; }
}

@keyframes cabin-pulse {
  to { opacity: 0.35; }
}

@keyframes beacon {
  50% { opacity: 0.25; }
}

@media (min-width: 40rem) {
  .nav-edge {
    padding-inline: max(var(--space-xl), env(safe-area-inset-left));
  }

  .mission-clock {
    margin-inline: var(--space-xl);
  }

  .clock {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .destination {
    margin-inline: auto var(--space-xl);
    text-align: end;
  }

  .destination > p:not(.micro-label) {
    margin-inline-start: auto;
  }

  .destination__readout {
    justify-content: flex-end;
  }

  .avalon-craft {
    width: min(50rem, 86%);
  }

  .trajectory {
    width: 112%;
    margin-inline-start: -6%;
  }

  .trajectory figcaption {
    inset-inline-start: calc(6% + var(--space-xl));
  }

  .hermes-link {
    margin-inline: var(--space-xl);
  }

  .foot-stmt {
    padding-inline: var(--space-xl);
  }
}

@media (min-width: 60rem) {
  .voyage {
    min-height: 100dvh;
  }

  .nav-edge {
    position: absolute;
    inset: 0 0 auto;
  }

  .mission-clock {
    position: absolute;
    inset-inline-start: var(--space-xl);
    inset-block-start: 18%;
    width: min(29vw, 27rem);
    margin: 0;
  }

  .destination {
    position: absolute;
    inset-inline-end: var(--space-2xl);
    inset-block-start: 16%;
    width: min(38vw, 34rem);
    margin: 0;
  }

  .destination h1 {
    font-size: clamp(3.25rem, 5vw, 5rem);
    overflow-wrap: normal;
    white-space: nowrap;
  }

  .avalon-craft {
    position: absolute;
    inset-inline-start: 28%;
    inset-block-start: 36%;
    width: min(43vw, 48rem);
    margin: 0;
  }

  .trajectory {
    position: absolute;
    inset: 24% 0 auto;
    width: 100%;
    margin: 0;
  }

  .trajectory figcaption {
    inset-inline-start: var(--space-xl);
    inset-block-end: 3%;
  }

  .hermes-link {
    position: absolute;
    inset-inline-start: 18%;
    inset-block-end: var(--space-xl);
    margin: 0;
  }

  .foot-stmt {
    position: absolute;
    inset-inline-end: var(--space-xl);
    inset-block-end: var(--space-lg);
    width: min(36vw, 32rem);
    padding: 0;
    text-align: end;
  }

  .foot-stmt__line {
    margin-inline-start: auto;
  }
}

@media (min-width: 90rem) {
  .mission-clock {
    inset-inline-start: var(--space-2xl);
  }

  .destination {
    inset-inline-end: var(--space-3xl);
  }

  .foot-stmt {
    inset-inline-end: var(--space-2xl);
  }

  .hermes-link {
    inset-inline-start: 18%;
  }
}

@media (pointer: coarse) {
  .motion-control,
  .text-control,
  .hermes-link {
    min-height: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 150ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 150ms !important;
  }

  .boot__mark span,
  .ship,
  .ship__rotor,
  .ship__lights circle,
  .ship__engine-halo,
  .ship__beacon,
  .route--live {
    animation: none !important;
  }

  .ship__rotor {
    opacity: 0.95;
    transform: none;
  }

  .reveal {
    transform: none;
  }
}