/* Same palette as the app (src/renderer/src/styles.css). */
:root {
  --bg: #1e1f24;
  --bg-2: #25272d;
  --bg-3: #2d3037;
  --bg-hover: #343842;
  --border: #3a3e47;
  --fg: #d8dae0;
  --fg-dim: #8b919d;
  --accent: #4f8fe6;
  --accent-dim: #2f5180;
  --danger: #e06c75;
  --ok: #98c379;
  --warn: #e5c07b;
  --activity: #82c4ff;
  --mono: 'Cascadia Mono', Consolas, 'DejaVu Sans Mono', 'Liberation Mono', monospace;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.55 system-ui, 'Segoe UI', Ubuntu, Cantarell, sans-serif;
}

a {
  color: var(--accent);
}

code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--bg-3);
  padding: 1px 5px;
  border-radius: 4px;
}

.muted {
  color: var(--fg-dim);
}

.small {
  font-size: 13px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 16px;
  color: var(--fg);
  text-decoration: none;
  font-weight: 500;
}

.button:hover {
  background: var(--bg-hover);
}

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

.button.primary:hover {
  filter: brightness(1.1);
}

.button.big {
  padding: 11px 26px;
  font-size: 17px;
}

/* --- header ------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px max(20px, calc((100vw - 1120px) / 2));
  background: color-mix(in srgb, var(--bg-2) 92%, transparent);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 19px;
  letter-spacing: 0.5px;
  color: var(--accent);
  text-decoration: none;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.site-header nav a:not(.button) {
  color: var(--fg-dim);
  text-decoration: none;
}

.site-header nav a:not(.button):hover {
  color: var(--fg);
}

main > section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 72px 20px;
}

h1,
h2,
h3 {
  line-height: 1.2;
  font-weight: 600;
}

h2 {
  font-size: 30px;
  margin: 0 0 28px;
}

/* --- hero --------------------------------------------------------------------- */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(32px, 4.4vw, 48px);
  margin: 0 0 20px;
}

.lead {
  font-size: 18px;
  color: var(--fg-dim);
  margin: 0 0 28px;
}

.cta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Faux app window, built from the app's own tab bar and tree styles. */
.window {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 24px 70px #000a, 0 0 0 1px #0004;
  font-size: 13px;
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
}

.w-brand {
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.w-input {
  flex: 1;
  max-width: 260px;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 8px;
  background: var(--bg);
  color: var(--fg-dim);
  white-space: nowrap;
  overflow: hidden;
}

.window-body {
  display: flex;
  height: 290px;
}

.w-side {
  width: 180px;
  flex: none;
  background: var(--bg-2);
  border-right: 4px solid var(--border);
}

.w-side-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
}

.w-side-tabs span {
  flex: 1;
  text-align: center;
  padding: 6px 2px;
  color: var(--fg-dim);
  border-bottom: 2px solid transparent;
}

.w-side-tabs span.on {
  color: var(--fg);
  border-bottom-color: var(--accent);
}

.w-row {
  padding: 3px 8px;
  white-space: nowrap;
}

.w-row.in {
  padding-left: 24px;
}

.w-row.sel {
  background: var(--accent-dim);
}

.w-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.w-tabs {
  display: flex;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  min-height: 30px;
}

.w-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 14px 0 10px;
  border-right: 1px solid var(--border);
  color: var(--fg-dim);
}

.w-tab.on {
  background: var(--bg);
  color: var(--fg);
  box-shadow: inset 0 2px 0 var(--accent);
}

.w-tab.activity {
  color: var(--activity);
}

/* Session tab colour (red preset in src/shared/tabColors.ts). */
.w-tab.red {
  background: color-mix(in srgb, #e5534b 14%, transparent);
  box-shadow: inset 0 2px 0 #e5534b;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--fg-dim);
}

.dot.ok {
  background: var(--ok);
}

.w-term {
  flex: 1;
  margin: 0;
  padding: 8px 10px;
  font: 12.5px/1.45 var(--mono);
  color: var(--fg);
  overflow: hidden;
  white-space: pre;
}

.w-term .p {
  color: var(--activity);
}

.w-term .g {
  color: var(--ok);
}

/* Highlight rule match: the colour scheme's red. */
.w-term .r {
  color: var(--danger);
}

/* Server status bar, like .status-bar in the app. */
.w-status {
  display: flex;
  gap: 14px;
  padding: 2px 8px;
  font-size: 11px;
  color: var(--fg-dim);
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  white-space: nowrap;
  overflow: hidden;
}

.cursor {
  background: var(--fg);
  animation: blink 1.1s steps(1) infinite;
}

@keyframes blink {
  50% {
    background: transparent;
  }
}

/* --- features ----------------------------------------------------------------- */

.features {
  border-top: 1px solid var(--border);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 18px;
}

.grid article {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px 22px;
}

.grid h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.grid p {
  margin: 0;
  color: var(--fg-dim);
}

/* --- download ------------------------------------------------------------------ */

.download {
  border-top: 1px solid var(--border);
}

.downloads {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 16px;
  margin: 8px 0 24px;
}

.dl {
  display: grid;
  grid-template-columns: 32px 1fr;
  column-gap: 16px;
  row-gap: 6px;
  align-content: start;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px 20px;
  color: var(--fg);
  text-decoration: none;
}

.dl:hover {
  background: var(--bg-3);
  border-color: var(--accent-dim);
}

.dl.mine {
  border-color: var(--accent);
  box-shadow: inset 0 3px 0 var(--accent);
}

.dl > :not(.dl-icon) {
  grid-column: 2;
}

.dl-icon {
  grid-row: 1 / span 3;
  width: 32px;
  height: 32px;
  margin-top: 2px;
  fill: var(--fg-dim);
}

.dl:hover .dl-icon,
.dl.mine .dl-icon {
  fill: var(--accent);
}

.dl strong {
  font-size: 18px;
}

.dl .file {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-dim);
  word-break: break-all;
}

.note {
  max-width: 720px;
}

.site-footer {
  text-align: center;
  padding: 28px 20px 40px;
  border-top: 1px solid var(--border);
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
  main > section {
    padding: 48px 20px;
  }
}

@media (max-width: 520px) {
  .w-side {
    display: none;
  }
  .site-header nav a:not(.button) {
    display: none;
  }
}