/* 20kg.fitness — VS Code "Dark+" theme */

:root {
  --bg: #1e1e1e;        /* editor background */
  --bg-alt: #252526;    /* panels / cards */
  --border: #333333;
  --fg: #d4d4d4;        /* default text */
  --muted: #858585;
  --comment: #6a9955;   /* green comments */
  --blue: #569cd6;      /* keywords / links */
  --teal: #4ec9b0;      /* types */
  --orange: #ce9178;    /* strings */
  --yellow: #dcdcaa;    /* functions */
  --purple: #c586c0;
  --accent: #007acc;    /* status bar, progress fill, focus */
  --mono: 'Cascadia Code', 'Cascadia Mono', 'Consolas',
          'SF Mono', 'Menlo', 'Monaco', monospace;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; height: 100%; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a:focus-visible,
.tree a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Layout -------------------------------------------------------------- */

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

main.main--top {
  align-items: flex-start;
  padding-top: clamp(2rem, 10vh, 6rem);
}

.card {
  width: 100%;
  max-width: 640px;
  text-align: left;
}

/* Landing page -------------------------------------------------------- */

.title {
  font-size: clamp(2.5rem, 9vw, 5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}
.title .dot { color: var(--accent); }
.title .ext { color: var(--blue); }

.comment { color: var(--comment); margin: 0 0 1.5rem; }

.snippet { margin: 0 0 2rem; font-size: 1.05rem; }
.snippet .kw  { color: var(--blue); }
.snippet .var { color: var(--teal); }
.snippet .op  { color: var(--fg); }
.snippet .str { color: var(--orange); }

.cursor {
  color: var(--accent);
  font-weight: 400;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

@media (prefers-reduced-motion: reduce) {
  .cursor { animation: none; }
}

/* Progress bar */
.progress {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 440px;
}
.progress__track {
  flex: 1;
  height: 8px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.progress__fill {
  height: 100%;
  width: 60%;
  background: var(--accent);
  border-radius: 4px;
}
.progress__label { color: var(--muted); font-size: 0.9rem; min-width: 3ch; }

/* Hidden index page --------------------------------------------------- */

.prompt { margin: 0 0 0.25rem; color: var(--fg); }
.prompt .path { color: var(--teal); }
.prompt .op   { color: var(--purple); }

.tree {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0 0;
}
.tree__row {
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  padding: 0.35rem 0;
}
.tree__row::before {
  content: "›";
  color: var(--muted);
}
.tree a {
  color: var(--blue);
  text-decoration: none;
}
.tree a:hover { color: var(--teal); text-decoration: underline; }
.tree__note { color: var(--comment); }
.tree__empty { color: var(--muted); }

/* Status bar ---------------------------------------------------------- */

.statusbar {
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.25rem 1rem;
  font-size: 0.8rem;
}
.statusbar__spacer { flex: 1; }
.statusbar__item { white-space: nowrap; }