@font-face {
  font-family: "JetBrains Mono NL";
  src: url("/assets/fonts/jetbrains-mono/jetbrains_mono_nl_regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono NL";
  src: url("/assets/fonts/jetbrains-mono/jetbrains_mono_nl_medium.ttf") format("truetype");
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
}

/* VisiDAWTheme.cpp dark surfaces and Squidward Blue accent. */
:root {
  color-scheme: dark;
  --shell: #0a090c;
  --app-bg: #151419;
  --titlebar: #1c1b21;
  --card: #24222a;
  --card-hover: #292730;
  --card-selected: #2f2d36;
  --line: #2f2d36;
  --line-strong: #3e3b47;
  --text: #ebeaf0;
  --text-secondary: #908d9e;
  --accent: #82c7e8;
  --coral: #ff6b57;
  --lime: #c8f04d;
  --brand-font: "JetBrains Mono NL", ui-monospace, SFMono-Regular, Consolas, monospace;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  padding: 12px 0;
  background: var(--shell);
  color: var(--text);
  font-family: var(--brand-font);
  font-size: 12px;
  line-height: 1.5;
  display: grid;
  place-items: start center;
}

main {
  background: var(--app-bg);
  border: 1px solid var(--line);
  border-radius: 12px;
}

h1 { margin: 0; font-size: 24px; font-weight: 500; letter-spacing: -0.04em; }

.brand { display: flex; align-items: center; gap: 8px; }
.page-label {
  color: var(--text-secondary);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

video {
  display: block;
  width: 100%;
  background: var(--shell);
  border: 1px solid var(--line);
  border-radius: 8px;
}

button {
  appearance: none;
  min-height: 48px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 12px 16px;
  background: var(--accent);
  color: var(--shell);
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

button.secondary {
  border-color: var(--line-strong);
  background: var(--card);
  color: var(--text);
}

button.toggle-on { background: var(--accent); color: var(--shell); }
button:disabled { cursor: default; opacity: 0.55; }
input:disabled { cursor: not-allowed; opacity: 0.45; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

@media (hover: hover) {
  button:not(:disabled):hover { filter: brightness(1.08); }
  button.secondary:not(:disabled):hover { background: var(--card-hover); filter: none; }
}
button:not(:disabled):active { filter: brightness(0.9); }
button.secondary:not(:disabled):active { background: var(--card-selected); }

p { color: var(--text-secondary); }
code { color: var(--accent); font-family: inherit; }
.ok { color: var(--lime); font-weight: 500; }
.err { color: var(--coral); }
::selection { background: var(--accent); color: var(--shell); }