@font-face {
  font-family: "JetBrains Mono";
  src: url("/assets/fonts/jetbrains-mono.woff2") format("woff2");
  font-display: swap;
}

:root {
  color-scheme: dark;
  --bg: #050807;
  --panel: #0a0f0d;
  --panel-2: #0d1411;
  --line: rgba(174, 255, 199, 0.16);
  --line-strong: rgba(174, 255, 199, 0.36);
  --text: #edf7f0;
  --muted: #8f9e94;
  --accent: #9bff68;
  --accent-dark: #10240b;
  --danger: #ff8a6b;
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: clip;
  color: var(--text);
  background:
    linear-gradient(rgba(155, 255, 104, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(155, 255, 104, 0.022) 1px, transparent 1px),
    radial-gradient(circle at 75% 18%, rgba(64, 230, 130, 0.09), transparent 28rem),
    var(--bg);
  background-size: 48px 48px, 48px 48px, auto, auto;
  font-family: var(--sans);
  min-height: 100vh;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
select,
input[type="range"] {
  cursor: pointer;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: 0.7rem 1rem;
  color: #071006;
  background: var(--accent);
}

.skip-link:focus {
  top: 1rem;
}

.topbar {
  position: relative;
  z-index: 2;
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 0 4vw;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 8, 7, 0.82);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--text);
  text-decoration: none;
  font-family: var(--mono);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  aspect-ratio: 1;
  color: var(--bg);
  background: var(--accent);
  font-size: 0.85rem;
  letter-spacing: -0.2em;
}

.brand-mark span {
  opacity: 0.55;
}

.topbar-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--muted);
  font: 0.72rem/1.3 var(--mono);
  letter-spacing: 0.03em;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}

main {
  width: min(1600px, 92vw);
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 7rem) 0 5rem;
}

.intro {
  position: relative;
  max-width: 960px;
  margin-bottom: clamp(3rem, 7vw, 6rem);
}

.intro::after {
  content: "CREDITS";
  position: absolute;
  right: min(-30vw, -5rem);
  bottom: -2rem;
  z-index: -1;
  color: rgba(155, 255, 104, 0.025);
  font: 900 clamp(7rem, 19vw, 19rem)/0.7 var(--mono);
  letter-spacing: -0.1em;
  pointer-events: none;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--accent);
  font: 700 0.68rem/1.4 var(--mono);
  letter-spacing: 0.18em;
}

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

h1 {
  max-width: 900px;
  margin-bottom: 1.6rem;
  font-size: clamp(3.1rem, 7.5vw, 7.8rem);
  line-height: 0.88;
  letter-spacing: -0.075em;
}

h1 em {
  color: var(--accent);
  font-weight: inherit;
  font-style: normal;
}

.intro-copy {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  line-height: 1.7;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(320px, 0.72fr) minmax(520px, 1.28fr);
  min-height: 780px;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.42);
}

.editor-panel,
.preview-panel {
  min-width: 0;
  padding: clamp(1.4rem, 2.4vw, 2.5rem);
}

.editor-panel {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  border-right: 1px solid var(--line);
}

.preview-panel {
  display: flex;
  flex-direction: column;
  background: var(--panel-2);
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.35rem;
}

.panel-heading h2 {
  margin: 0;
  font-size: 1.5rem;
  letter-spacing: -0.04em;
}

.text-button {
  padding: 0.35rem 0;
  color: var(--muted);
  border: 0;
  border-bottom: 1px solid currentColor;
  background: none;
  font: 0.7rem var(--mono);
}

.text-button:hover {
  color: var(--accent);
}

.field {
  display: grid;
  gap: 0.5rem;
}

.field > span {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font: 700 0.68rem/1.3 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 0;
  background: #070b09;
  transition: border-color 160ms ease, background 160ms ease;
}

.field input,
.field select {
  min-height: 45px;
  padding: 0 0.85rem;
}

.field textarea {
  min-height: 275px;
  padding: 0.9rem;
  resize: vertical;
  font: 0.78rem/1.65 var(--mono);
}

.field input:hover,
.field select:hover,
.field textarea:hover,
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--line-strong);
  background: #090e0b;
}

.field small {
  color: #66736a;
  font: 0.64rem/1.55 var(--mono);
}

.field small strong {
  color: #a8b5ac;
}

.field-grow {
  flex: 1;
}

.control-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.range-field output {
  color: var(--text);
}

input[type="range"] {
  width: 100%;
  height: 4px;
  margin: 0.65rem 0;
  accent-color: var(--accent);
}

.preview-heading {
  align-items: center;
  min-height: 53px;
}

.timecode {
  color: var(--muted);
  font: 0.7rem var(--mono);
}

.stage-wrap {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 420px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(45deg, #080c0a 25%, transparent 25%),
    linear-gradient(-45deg, #080c0a 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #080c0a 75%),
    linear-gradient(-45deg, transparent 75%, #080c0a 75%),
    #060806;
  background-position: 0 0, 0 12px, 12px -12px, -12px 0;
  background-size: 24px 24px;
}

#credits-canvas {
  display: block;
  max-width: 100%;
  max-height: min(60vh, 620px);
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  background: #020302;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.48);
}

.stage-play {
  position: absolute;
  inset: 50% auto auto 50%;
  display: grid;
  place-items: center;
  width: 68px;
  aspect-ratio: 1;
  padding-left: 0.25rem;
  color: #071006;
  border: 0;
  border-radius: 50%;
  background: rgba(155, 255, 104, 0.93);
  box-shadow: 0 0 0 12px rgba(155, 255, 104, 0.09), 0 16px 45px rgba(0, 0, 0, 0.45);
  transform: translate(-50%, -50%);
  transition: transform 160ms ease, opacity 160ms ease;
}

.stage-play:hover {
  transform: translate(-50%, -50%) scale(1.06);
}

.stage-play[hidden] {
  display: none;
}

.transport {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 1rem 0 1.6rem;
}

.icon-button,
.primary-button,
.secondary-button,
.accent-button {
  min-height: 43px;
  padding: 0 1.15rem;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  font: 700 0.72rem var(--mono);
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.icon-button {
  width: 43px;
  padding: 0;
  color: var(--muted);
  background: transparent;
  font-size: 1rem;
}

.primary-button {
  min-width: 150px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.035);
}

.secondary-button {
  color: var(--text);
  background: transparent;
}

.accent-button {
  color: #071006;
  border-color: var(--accent);
  background: var(--accent);
}

.icon-button:hover,
.primary-button:hover,
.secondary-button:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(155, 255, 104, 0.06);
}

.accent-button:hover {
  background: #c2ff9f;
  transform: translateY(-1px);
}

button:disabled {
  cursor: wait;
  opacity: 0.45;
}

.export-block {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: auto;
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.18);
}

.export-note {
  max-width: 440px;
  margin-bottom: 0;
  color: var(--muted);
  font: 0.72rem/1.55 var(--mono);
}

.export-actions {
  display: flex;
  flex: none;
  gap: 0.65rem;
}

.live-status {
  min-height: 1.2rem;
  margin: 0.8rem 0 0;
  color: var(--muted);
  font: 0.68rem/1.5 var(--mono);
}

.export-progress {
  position: absolute;
  inset: auto 1.5rem 1.5rem;
  padding: 0.9rem;
  border: 1px solid var(--line-strong);
  background: rgba(4, 8, 5, 0.94);
  font: 0.65rem var(--mono);
  backdrop-filter: blur(12px);
}

.progress-track {
  display: block;
  height: 3px;
  margin-top: 0.7rem;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
}

#export-progress-bar {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}

.stage-wrap:fullscreen {
  width: 100vw;
  height: 100vh;
  border: 0;
  background: #000;
}

.stage-wrap:fullscreen #credits-canvas {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  width: min(1600px, 92vw);
  margin: 0 auto;
  padding: 1.6rem 0 2.5rem;
  color: #66736a;
  border-top: 1px solid var(--line);
  font: 0.65rem/1.5 var(--mono);
}

@media (max-width: 1050px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .editor-panel {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .stage-wrap {
    min-height: 300px;
  }
}

@media (max-width: 680px) {
  .topbar {
    padding: 0 1rem;
  }

  .topbar-meta {
    display: none;
  }

  main {
    width: min(100% - 1.5rem, 1600px);
    padding-top: 3rem;
  }

  h1 {
    font-size: clamp(2.9rem, 15vw, 5rem);
  }

  .editor-panel,
  .preview-panel {
    padding: 1.1rem;
  }

  .control-grid {
    grid-template-columns: 1fr;
  }

  .stage-wrap {
    min-height: 220px;
  }

  .export-block,
  .export-actions,
  footer {
    align-items: stretch;
    flex-direction: column;
  }

  .export-actions > button {
    flex: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}