/* cwcode landing page — Qt-classic palette.
   Sober greys with a muted blue accent. No gradients, no glassmorphism.
   Sans-serif for prose; monospace for everything technical. */

:root {
  --bg-page: #d8d8d8;          /* desktop grey, slightly cool */
  --bg-frame: #ececec;         /* window chrome */
  --bg-content: #fafafa;       /* "document" area */
  --bg-titlebar: #4a6e8a;      /* Qt-blue title bar */
  --bg-titlebar-text: #f4f7fa;
  --bg-code: #1f2226;          /* terminal-dark for code blocks */
  --bg-screenshot: #161a1d;
  --fg-code: #e1e4e7;
  --fg-body: #1c2126;
  --fg-mute: #5c6470;
  --accent: #355c80;           /* Qt blue */
  --accent-soft: #6c91b8;
  --border: #b0b6c0;
  --border-soft: #d4d8de;
  --inline-code-bg: #e9ecf1;

  --font-body: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-page);
  color: var(--fg-body);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
}

a { color: var(--accent); text-decoration: none; border-bottom: 1px solid var(--accent-soft); }
a:hover { color: #1f3f5e; border-bottom-color: var(--accent); }

code, pre, .inline-mono {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

code {
  background: var(--inline-code-bg);
  padding: 1px 5px;
  border-radius: 2px;
  border: 1px solid var(--border-soft);
}

kbd {
  font-family: var(--font-mono);
  font-size: 0.8em;
  background: #fff;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  padding: 1px 6px;
  border-radius: 3px;
  box-shadow: 0 1px 0 #c0c5cf;
}

/* outer Qt window frame */
.frame {
  max-width: 940px;
  margin: 24px auto;
  background: var(--bg-frame);
  border: 1px solid var(--border);
  box-shadow: 0 2px 10px rgba(0,0,0,0.12);
}

/* title bar */
.titlebar {
  display: flex;
  align-items: center;
  background: var(--bg-titlebar);
  color: var(--bg-titlebar-text);
  padding: 6px 10px;
  font-size: 13px;
  border-bottom: 1px solid #2e4a63;
  font-weight: 500;
}

.titlebar-buttons {
  display: flex;
  gap: 6px;
  margin-right: 12px;
}

.tb-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: #f1f1f1;
  border: 1px solid #2e4a63;
  display: inline-block;
}

.titlebar-text { flex: 1; letter-spacing: 0.02em; }
.titlebar-version { font-family: var(--font-mono); font-size: 11px; opacity: 0.85; }

/* menu bar */
.menubar {
  background: var(--bg-frame);
  border-bottom: 1px solid var(--border);
  padding: 4px 10px;
  display: flex;
  gap: 18px;
  font-size: 13px;
}

.menubar a {
  color: var(--fg-body);
  border-bottom: none;
  padding: 3px 6px;
  border-radius: 2px;
}

.menubar a:hover {
  background: var(--accent);
  color: #fff;
}

main {
  background: var(--bg-content);
  padding: 28px 36px 36px;
  border-top: 1px solid var(--border-soft);
}

h1, h2, h3 {
  font-family: var(--font-body);
  color: #131820;
  font-weight: 600;
  letter-spacing: -0.005em;
}

h1 {
  font-size: 32px;
  margin: 0 0 4px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 20px;
  border-bottom: 1px solid var(--border-soft);
  padding-bottom: 4px;
  margin: 36px 0 14px;
}

.hero {
  padding-bottom: 6px;
}

.tagline {
  font-size: 16px;
  color: #2a313b;
  max-width: 720px;
  margin: 8px 0;
}

.stat-row {
  display: flex;
  gap: 14px;
  margin-top: 22px;
  flex-wrap: wrap;
}

.stat {
  border: 1px solid var(--border);
  background: #fff;
  padding: 14px 18px;
  min-width: 160px;
  flex: 1;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 28px;
  color: var(--accent);
  font-weight: 600;
  line-height: 1;
}

.stat-label {
  color: var(--fg-mute);
  font-size: 12px;
  margin-top: 6px;
  line-height: 1.35;
}

/* feature rows: label column + body. No icons, no card grid. */
.feature-row {
  display: flex;
  gap: 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-soft);
}

.feature-row:last-child { border-bottom: none; }

.feature-label {
  flex: 0 0 180px;
  font-weight: 600;
  color: var(--accent);
  font-size: 14px;
  line-height: 1.4;
  padding-top: 1px;
}

.feature-body {
  flex: 1;
  color: #2a313b;
  font-size: 14.5px;
}

.feature-body code {
  font-size: 0.92em;
}

/* code blocks */
pre.code, pre.screenshot {
  background: var(--bg-code);
  color: var(--fg-code);
  padding: 16px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  border: 1px solid #0d0f12;
  overflow-x: auto;
  margin: 14px 0;
}

pre.screenshot {
  background: var(--bg-screenshot);
  font-size: 12.5px;
  line-height: 1.4;
  color: #d5d8de;
  white-space: pre;
}

/* image screenshot — framed like a Qt window-region rather than a card */
.screenshot-figure {
  margin: 16px 0 4px;
  border: 1px solid var(--border);
  background: #0d0f12;
  padding: 6px;
}

.screenshot-img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
  border: 1px solid #2e333a;
}

.screenshot-figure figcaption {
  margin-top: 6px;
  padding: 2px 4px 0;
  font-size: 12px;
  color: var(--fg-mute);
  font-family: var(--font-mono);
}

/* tools table */
.tool-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-size: 13.5px;
}

.tool-table th, .tool-table td {
  text-align: left;
  padding: 7px 10px;
  border-bottom: 1px solid var(--border-soft);
  vertical-align: top;
}

.tool-table th {
  background: var(--bg-frame);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--fg-mute);
  border-bottom: 1px solid var(--border);
}

.tool-table td:first-child {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 600;
  white-space: nowrap;
}

.tool-table td:last-child {
  color: var(--fg-mute);
  text-align: center;
  width: 90px;
}

/* faq */
.qa { margin: 14px 0; }
.q { font-weight: 600; color: #1c2126; margin-bottom: 4px; }
.a { color: #2a313b; font-size: 14.5px; }

/* status bar */
.statusbar {
  background: var(--bg-frame);
  border-top: 1px solid var(--border);
  padding: 6px 14px;
  font-size: 11.5px;
  color: var(--fg-mute);
  font-family: var(--font-mono);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.statusbar a {
  color: var(--accent);
  border-bottom: none;
}

.statusbar a:hover {
  text-decoration: underline;
}

/* responsive */
@media (max-width: 720px) {
  .frame { margin: 0; border: none; }
  main { padding: 20px 18px 28px; }
  .feature-row { flex-direction: column; gap: 6px; }
  .feature-label { flex: 0 0 auto; }
  .menubar { overflow-x: auto; padding: 4px 8px; gap: 12px; }
  .menubar a { white-space: nowrap; }
  .stat-row { flex-direction: column; }
  pre.screenshot { font-size: 10.5px; }
  .statusbar { flex-direction: column; align-items: flex-start; gap: 2px; }
}