/* =========================================================================
   Workthread — landing page styles
   Plain CSS, no framework. Tokens up top, components below.
   ========================================================================= */

:root {
  /* Light theme (default) */
  --bg: #ffffff;
  --bg-elev: #f3f6fb;
  --bg-tint: #eef3fb;
  --fg: #0b1220;
  --fg-muted: #5f6c80;
  --fg-faint: #8593a7;
  --border: rgba(11, 18, 32, 0.10);
  --border-strong: rgba(11, 18, 32, 0.18);
  --accent: #1976d2;
  --accent-hover: #155fa8;
  --accent-soft: rgba(25, 118, 210, 0.10);
  --shadow-sm: 0 1px 2px rgba(11, 18, 32, 0.06);
  --shadow-md: 0 8px 24px rgba(11, 18, 32, 0.08);

  /* Hero panel is dark in BOTH themes — that's the design call. */
  --hero-bg: #0b1220;
  --hero-fg: #e8edf5;
  --hero-fg-muted: #9aa6bd;
  --hero-accent: #63a7ff;
  --hero-glow: rgba(99, 167, 255, 0.18);

  --max-width: 1180px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* Dark theme — applied via system preference OR explicit data-theme. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b1220;
    --bg-elev: #13182a;
    --bg-tint: #101729;
    --fg: #e8edf5;
    --fg-muted: #9aa6bd;
    --fg-faint: #7e8aa0;
    --border: rgba(232, 237, 245, 0.10);
    --border-strong: rgba(232, 237, 245, 0.18);
    --accent: #63a7ff;
    --accent-hover: #8cbcff;
    --accent-soft: rgba(99, 167, 255, 0.14);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  }
}

:root[data-theme="dark"] {
  --bg: #0b1220;
  --bg-elev: #13182a;
  --bg-tint: #101729;
  --fg: #e8edf5;
  --fg-muted: #9aa6bd;
  --fg-faint: #7e8aa0;
  --border: rgba(232, 237, 245, 0.10);
  --border-strong: rgba(232, 237, 245, 0.18);
  --accent: #63a7ff;
  --accent-hover: #8cbcff;
  --accent-soft: rgba(99, 167, 255, 0.14);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
}

/* ----- Reset / base ------------------------------------------------------ */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg,
picture {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

pre {
  padding: 12px 14px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow-x: auto;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--accent);
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  z-index: 100;
}

.skip-link:focus {
  top: 12px;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.section-title {
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem);
  font-weight: 700;
  margin: 0 0 12px;
}

.section-sub {
  color: var(--fg-muted);
  margin: 0 0 28px;
  max-width: 60ch;
}

/* ----- Header ------------------------------------------------------------ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  color: var(--fg);
}

.wordmark:hover {
  text-decoration: none;
}

.wordmark-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.primary-nav a {
  color: var(--fg-muted);
  font-weight: 500;
  font-size: 0.93rem;
}

.primary-nav a:hover {
  color: var(--fg);
  text-decoration: none;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-left: 4px;
  background: transparent;
  color: var(--fg-muted);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.theme-toggle:hover {
  color: var(--fg);
  border-color: var(--border-strong);
  background: var(--bg-elev);
}

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

:root[data-theme="dark"] .theme-toggle .icon-sun,
:root:not([data-theme="light"]) .theme-toggle .icon-sun {
  /* Default fallback — overridden below for explicit light. */
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

:root[data-theme="light"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: block; }

/* ----- Hero -------------------------------------------------------------- */

.hero {
  position: relative;
  background: var(--hero-bg);
  color: var(--hero-fg);
  overflow: hidden;
  isolation: isolate;
  padding: 72px 0 80px;
}

/* Subtle radial highlight behind the title. */
.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto auto;
  width: 720px;
  height: 720px;
  background: radial-gradient(circle at center, var(--hero-glow), transparent 60%);
  z-index: -1;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -30% -10%;
  height: 320px;
  background: radial-gradient(ellipse at 30% 50%, rgba(25, 118, 210, 0.18), transparent 60%);
  z-index: -1;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--hero-accent);
}

.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 1.6rem + 2.4vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.08;
}

.lede {
  margin: 0 0 28px;
  color: var(--hero-fg-muted);
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.13rem);
  max-width: 56ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: var(--hero-accent);
  color: #0b1220;
}

.btn-primary:hover {
  background: #82baff;
}

.btn-ghost {
  background: transparent;
  color: var(--hero-fg);
  border-color: rgba(232, 237, 245, 0.22);
}

.btn-ghost:hover {
  background: rgba(232, 237, 245, 0.08);
  border-color: rgba(232, 237, 245, 0.35);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(232, 237, 245, 0.06);
  border: 1px solid rgba(232, 237, 245, 0.12);
  color: var(--hero-fg-muted);
  font-size: 0.78rem;
  font-weight: 500;
}

.hero-shot {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(232, 237, 245, 0.10);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(99, 167, 255, 0.10) inset;
  background: #0e1428;
}

.hero-shot > .mockup {
  border: 0;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
}

/* ----- Why --------------------------------------------------------------- */

.why {
  padding: 80px 0 40px;
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 8px;
}

.why-col h3 {
  margin: 0 0 10px;
  font-size: 1.12rem;
  font-weight: 700;
}

.why-col p {
  margin: 0;
  color: var(--fg-muted);
}

/* ----- Features ---------------------------------------------------------- */

.features {
  padding: 56px 0 72px;
}

.feature-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.feature-card {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 22px 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.feature-card:hover {
  border-color: var(--border-strong);
  border-left-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.feature-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: var(--accent-soft);
  color: var(--accent);
  flex-shrink: 0;
}

.feature-card h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
}

.feature-card p {
  margin: 0;
  color: var(--fg-muted);
  font-size: 0.93rem;
  line-height: 1.5;
}

.feature-card > .mockup {
  margin-top: auto;
}

/* ----- Highlights -------------------------------------------------------- */

.highlights {
  padding: 24px 0 64px;
}

.highlight-row {
  list-style: none;
  margin: 0;
  padding: 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px 24px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.highlight {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--fg);
  font-size: 0.92rem;
  font-weight: 500;
}

.highlight svg {
  color: var(--accent);
  flex-shrink: 0;
}

/* ----- Download ---------------------------------------------------------- */

.download {
  padding: 64px 0;
  background: var(--bg-tint);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.download-head {
  text-align: center;
  margin-bottom: 30px;
}

.download-head h2 {
  margin: 0 0 8px;
  font-size: clamp(1.6rem, 1.3rem + 1vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.download-head p {
  margin: 0;
  color: var(--fg-muted);
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.dl-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  color: var(--fg);
  text-decoration: none;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.dl-card:hover {
  text-decoration: none;
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.dl-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  flex-shrink: 0;
}

.dl-title {
  font-weight: 600;
  font-size: 0.96rem;
}

.dl-sub {
  color: var(--fg-muted);
  font-size: 0.82rem;
  margin-top: 2px;
}

.all-versions {
  text-align: center;
  margin: 0 0 24px;
}

.all-versions a {
  color: var(--accent);
  font-weight: 500;
}

.mac-note {
  max-width: 720px;
  margin: 0 auto;
  padding: 14px 18px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.mac-note > summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--fg);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.mac-note > summary::-webkit-details-marker {
  display: none;
}

.mac-note > summary::before {
  content: "▸";
  color: var(--fg-faint);
  font-size: 0.8rem;
  transition: transform 0.15s ease;
  display: inline-block;
}

.mac-note[open] > summary::before {
  transform: rotate(90deg);
}

.mac-note-body {
  padding-top: 12px;
  color: var(--fg-muted);
  font-size: 0.93rem;
}

.mac-note-body p {
  margin: 0 0 10px;
}

.mac-note-body ol {
  margin: 0;
  padding-left: 20px;
}

.mac-note-body li + li {
  margin-top: 8px;
}

.mac-note-body pre {
  margin-top: 8px;
}

/* ----- Tech & status ----------------------------------------------------- */

.tech {
  padding: 72px 0;
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.tech-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--fg-muted);
  font-size: 0.95rem;
}

.tech-list li {
  padding-left: 18px;
  position: relative;
}

.tech-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.status-list li {
  color: var(--fg);
  font-weight: 500;
}

/* ----- Footer ------------------------------------------------------------ */

.site-footer {
  padding: 28px 0;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.site-footer p {
  margin: 0;
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.88rem;
}

.site-footer a {
  color: var(--fg-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--border-strong);
}

.site-footer a:hover {
  color: var(--fg);
}

/* ----- Responsive -------------------------------------------------------- */

@media (max-width: 1100px) {
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .download-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .highlight-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .why-grid,
  .tech-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 56px 0;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .download-grid {
    grid-template-columns: 1fr;
  }
  .highlight-row {
    grid-template-columns: 1fr;
    padding: 14px;
  }
  .primary-nav {
    gap: 14px;
  }
  .primary-nav a {
    font-size: 0.88rem;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 18px;
  }
  .primary-nav a {
    display: none;
  }
  .primary-nav a[href="#download"] {
    display: inline;
  }
  .cta-row .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0s !important;
    transition-duration: 0s !important;
    scroll-behavior: auto !important;
  }
}

/* =========================================================================
   Mockups — hand-crafted screenshots of the seven main app views.
   Each mockup is designed at fixed pixel dimensions and scaled to fit its
   container via CSS container queries. Token-driven so light/dark just work.
   ========================================================================= */

/* --- Shared mockup tokens ------------------------------------------------ */

:root {
  /* Canvas surfaces (mockup-internal). Inherit from main theme. */
  --mk-canvas: var(--bg);
  --mk-panel: var(--bg);
  --mk-panel-2: var(--bg-elev);
  --mk-panel-3: var(--bg-tint);
  --mk-row-hover: var(--accent-soft);
  --mk-border: var(--border);
  --mk-border-strong: var(--border-strong);
  --mk-fg: var(--fg);
  --mk-fg-muted: var(--fg-muted);
  --mk-fg-faint: var(--fg-faint);
  --mk-accent: var(--accent);
  --mk-accent-soft: var(--accent-soft);

  /* Work-item type colors (aligned with src/utils/adoColors.ts). */
  --mk-type-epic: #ff7b00;
  --mk-type-feature: #8b4cab;
  --mk-type-pbi: #009ccc;
  --mk-type-task: #f2cb1d;
  --mk-type-bug: #cc293d;

  /* State chip colors. */
  --mk-state-new: #8593a7;
  --mk-state-active: #1976d2;
  --mk-state-doing: #c89400;
  --mk-state-done: #2f9e3f;
  --mk-state-warn: #d97e3a;
  --mk-state-block: #cc293d;

  /* Avatar palette (rotates by initials). */
  --mk-av-1: #5b8def;
  --mk-av-2: #8b4cab;
  --mk-av-3: #2d9a7a;
  --mk-av-4: #d97e3a;
  --mk-av-5: #c44569;
  --mk-av-6: #4f8a9a;
  --mk-av-7: #b07733;
  --mk-av-8: #4a8c5e;
}

/* In dark mode, brighten the chip colors so they read on the dark surface. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --mk-state-new: #9aa6bd;
    --mk-state-active: #63a7ff;
    --mk-state-doing: #f5c542;
    --mk-state-done: #4eca6c;
    --mk-state-warn: #f5a05a;
    --mk-state-block: #f06478;
  }
}
:root[data-theme="dark"] {
  --mk-state-new: #9aa6bd;
  --mk-state-active: #63a7ff;
  --mk-state-doing: #f5c542;
  --mk-state-done: #4eca6c;
  --mk-state-warn: #f5a05a;
  --mk-state-block: #f06478;
}

/* --- Scaling shell ------------------------------------------------------- */

.mockup {
  --mk-design-w: 1280;
  --mk-design-h: 800;
  position: relative;
  width: 100%;
  aspect-ratio: 1280 / 800;
  border-radius: var(--radius-md);
  border: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  container-type: inline-size;
  font-family: var(--font-sans);
  color: var(--mk-fg);
  isolation: isolate;
}

.mk-frame {
  position: absolute;
  top: 0;
  left: 0;
  width: calc(var(--mk-design-w) * 1px);
  height: calc(var(--mk-design-h) * 1px);
  transform-origin: top left;
  transform: scale(calc(100cqi / var(--mk-design-w) / 1px));
  background: var(--mk-canvas);
  display: flex;
  flex-direction: column;
}

/* --- Window chrome (shared) --------------------------------------------- */

.mk-chrome {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  padding: 0 14px;
  background: var(--mk-panel-2);
  border-bottom: 1px solid var(--mk-border);
  flex-shrink: 0;
}
.mk-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--mk-fg-faint);
  opacity: 0.55;
}
.mk-dot.r { background: #ff5f57; opacity: 0.85; }
.mk-dot.y { background: #febc2e; opacity: 0.85; }
.mk-dot.g { background: #28c840; opacity: 0.85; }
.mk-chrome-title {
  margin-left: 14px;
  font-size: 12px;
  font-weight: 500;
  color: var(--mk-fg-faint);
  letter-spacing: 0.01em;
}
.mk-chrome-spacer { flex: 1; }
.mk-chrome-tabs {
  display: flex;
  gap: 6px;
  font-size: 11px;
  color: var(--mk-fg-muted);
}
.mk-chrome-tabs span {
  padding: 4px 8px;
  border-radius: 4px;
  background: var(--mk-panel-3);
  border: 1px solid var(--mk-border);
}
.mk-chrome-tabs .active {
  color: var(--mk-fg);
  background: var(--mk-accent-soft);
  border-color: transparent;
}

/* --- Body container ----------------------------------------------------- */

.mk-body {
  flex: 1;
  min-height: 0;
  display: flex;
  background: var(--mk-canvas);
}

/* --- Reusable atoms ----------------------------------------------------- */

/* Work-item type square */
.mk-tic {
  display: inline-block;
  flex-shrink: 0;
  width: 11px;
  height: 11px;
  border-radius: 2px;
}
.mk-tic.epic    { background: var(--mk-type-epic); }
.mk-tic.feature { background: var(--mk-type-feature); }
.mk-tic.pbi     { background: var(--mk-type-pbi); }
.mk-tic.task    { background: var(--mk-type-task); }
.mk-tic.bug     { background: var(--mk-type-bug); }

/* Type icon variations (for hero/larger contexts) */
.mk-tic.lg { width: 13px; height: 13px; border-radius: 3px; }

/* State chip */
.mk-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 18px;
  padding: 0 8px;
  border-radius: 9px;
  font-size: 10.5px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  letter-spacing: 0.01em;
}
.mk-chip-state {
  border: 1px solid currentColor;
  background: color-mix(in srgb, currentColor 14%, transparent);
}
.mk-chip-state.new    { color: var(--mk-state-new); }
.mk-chip-state.active { color: var(--mk-state-active); }
.mk-chip-state.doing  { color: var(--mk-state-doing); }
.mk-chip-state.done   { color: var(--mk-state-done); }
.mk-chip-state.warn   { color: var(--mk-state-warn); }

/* ID chip */
.mk-chip-id {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 10.5px;
  color: var(--mk-fg-muted);
  border: 1px solid var(--mk-border);
  background: var(--mk-panel-3);
}

/* Tag chip */
.mk-chip-tag {
  background: var(--mk-panel-3);
  color: var(--mk-fg-muted);
  border: 1px solid var(--mk-border);
  font-weight: 500;
}

/* Story-point chip */
.mk-chip-pts {
  background: var(--mk-accent-soft);
  color: var(--mk-accent);
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 10px;
  height: 18px;
  padding: 0 7px;
}

/* Avatar */
.mk-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 9.5px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
  user-select: none;
}
.mk-avatar.sm { width: 20px; height: 20px; font-size: 8.5px; }
.mk-avatar.md { width: 28px; height: 28px; font-size: 10.5px; }
.mk-avatar.lg { width: 40px; height: 40px; font-size: 13px; }
.mk-avatar.c1 { background: var(--mk-av-1); }
.mk-avatar.c2 { background: var(--mk-av-2); }
.mk-avatar.c3 { background: var(--mk-av-3); }
.mk-avatar.c4 { background: var(--mk-av-4); }
.mk-avatar.c5 { background: var(--mk-av-5); }
.mk-avatar.c6 { background: var(--mk-av-6); }
.mk-avatar.c7 { background: var(--mk-av-7); }
.mk-avatar.c8 { background: var(--mk-av-8); }

/* Type-letter chip used on kanban cards (FE/BE/QA/CR) */
.mk-tchip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 18px;
  border-radius: 4px;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
}
.mk-tchip.fe { background: #2563d9; }
.mk-tchip.be { background: #d97e3a; }
.mk-tchip.qa { background: #2d9a7a; }
.mk-tchip.cr { background: #8b4cab; }

/* Generic icon-letter */
.mk-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--mk-fg-faint);
}
.mk-chev {
  display: inline-block;
  font-size: 10px;
  color: var(--mk-fg-faint);
  width: 11px;
  text-align: center;
  flex-shrink: 0;
  line-height: 1;
}
.mk-chev.expanded { transform: rotate(0deg); }

/* Generic stylings */
.mk-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* =========================================================================
   Mockup: hero (1480 × 920, ratio ≈ 16:10)
   Two-pane: tree on the left, work-item drawer on the right.
   ========================================================================= */

.mockup-hero {
  --mk-design-w: 1480;
  --mk-design-h: 920;
  aspect-ratio: 1480 / 920;
}

.mockup-hero .mk-chrome { height: 42px; }
.mockup-hero .mk-chrome-title { font-size: 13px; }

.mockup-hero .mk-body {
  display: grid;
  grid-template-columns: 480px 1fr;
}

/* --- Tree pane --- */
.mh-tree {
  border-right: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
  display: flex;
  flex-direction: column;
}
.mh-tree-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px 10px;
  border-bottom: 1px solid var(--mk-border);
}
.mh-tree-head .label {
  font-weight: 700;
  font-size: 13px;
  color: var(--mk-fg);
  letter-spacing: -0.01em;
}
.mh-tree-head .badge {
  font-size: 10px;
  font-weight: 600;
  color: var(--mk-fg-muted);
  background: var(--mk-panel-3);
  border: 1px solid var(--mk-border);
  border-radius: 999px;
  padding: 2px 8px;
}
.mh-tree-search {
  margin: 12px 14px 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 11px;
  border-radius: 7px;
  background: var(--mk-panel-3);
  border: 1px solid var(--mk-border);
  font-size: 12px;
  color: var(--mk-fg-faint);
}
.mh-tree-search svg { color: var(--mk-fg-faint); }

.mh-tree-rows {
  flex: 1;
  padding: 4px 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.mh-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--mk-fg);
  min-height: 30px;
}
.mh-row .title { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mh-row.indent-1 { padding-left: 22px; }
.mh-row.indent-2 { padding-left: 38px; }
.mh-row.indent-3 { padding-left: 54px; }
.mh-row.indent-4 { padding-left: 70px; }
.mh-row.selected {
  background: var(--mk-accent-soft);
  color: var(--mk-fg);
  box-shadow: inset 2px 0 0 0 var(--mk-accent);
}
.mh-row.selected .title { font-weight: 600; }
.mh-row .pts {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--mk-fg-faint);
}

/* --- Drawer pane --- */
.mh-drawer {
  display: flex;
  flex-direction: column;
  background: var(--mk-canvas);
  min-width: 0;
}
.mh-drawer-top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px 14px;
  border-bottom: 1px solid var(--mk-border);
}
.mh-drawer-top .id-chip {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--mk-fg-muted);
  background: var(--mk-panel-3);
  border: 1px solid var(--mk-border);
  border-radius: 5px;
  padding: 3px 8px;
}
.mh-drawer-top .spacer { flex: 1; }
.mh-drawer-top .assignee {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--mk-fg-muted);
}

.mh-drawer-title {
  padding: 18px 24px 6px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--mk-fg);
}
.mh-drawer-tags {
  padding: 0 24px 14px;
  display: flex;
  gap: 6px;
}

.mh-drawer-tabs {
  display: flex;
  gap: 4px;
  padding: 0 22px;
  border-bottom: 1px solid var(--mk-border);
}
.mh-drawer-tabs .tab {
  position: relative;
  padding: 10px 14px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--mk-fg-muted);
}
.mh-drawer-tabs .tab.active {
  color: var(--mk-fg);
  font-weight: 600;
}
.mh-drawer-tabs .tab.active::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: -1px;
  height: 2px;
  background: var(--mk-accent);
  border-radius: 2px 2px 0 0;
}

.mh-drawer-content {
  flex: 1;
  padding: 18px 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  overflow: hidden;
}
.mh-fields {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px 24px;
}
.mh-field { display: flex; flex-direction: column; gap: 4px; }
.mh-field .k {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--mk-fg-faint);
}
.mh-field .v {
  font-size: 12.5px;
  color: var(--mk-fg);
  font-weight: 500;
}
.mh-section-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--mk-fg-faint);
  margin: 0 0 8px;
}
.mh-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mk-fg-muted);
}
.mh-related {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.mh-related-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border: 1px solid var(--mk-border);
  border-radius: 7px;
  font-size: 12px;
  background: var(--mk-panel);
}
.mh-related-row .id {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mk-fg-faint);
}
.mh-related-row .title { flex: 1; color: var(--mk-fg); }
.mh-rel-link {
  font-size: 10.5px;
  color: var(--mk-fg-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.mh-drawer-actions {
  padding: 14px 24px;
  border-top: 1px solid var(--mk-border);
  display: flex;
  gap: 10px;
  background: var(--mk-panel-2);
}
.mh-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 14px;
  border-radius: 7px;
  font-size: 12.5px;
  font-weight: 600;
  border: 1px solid transparent;
}
.mh-btn-primary {
  background: var(--mk-accent);
  color: #fff;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .mh-btn-primary { color: #0b1220; }
}
:root[data-theme="dark"] .mh-btn-primary { color: #0b1220; }
.mh-btn-ghost {
  background: var(--mk-panel);
  border-color: var(--mk-border);
  color: var(--mk-fg);
}

/* =========================================================================
   Mockup: tree (1280 × 800)
   Indented tree with chevrons, type icons, state chips, hover row.
   ========================================================================= */

.mockup-tree { aspect-ratio: 1280 / 800; }

.mockup-tree .mk-body { flex-direction: column; }

.mt-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
}
.mt-toolbar .title {
  font-weight: 700;
  font-size: 14px;
  color: var(--mk-fg);
  letter-spacing: -0.01em;
}
.mt-toolbar .sub {
  font-size: 12px;
  color: var(--mk-fg-muted);
}
.mt-toolbar .spacer { flex: 1; }
.mt-toolbar .btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 28px;
  padding: 0 11px;
  font-size: 11.5px;
  font-weight: 500;
  color: var(--mk-fg-muted);
  background: var(--mk-panel);
  border: 1px solid var(--mk-border);
  border-radius: 6px;
}

.mt-rows {
  flex: 1;
  padding: 8px 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  overflow: hidden;
}
.mt-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--mk-fg);
}
.mt-row.indent-1 { padding-left: 32px; }
.mt-row.indent-2 { padding-left: 56px; }
.mt-row.indent-3 { padding-left: 80px; }
.mt-row.hover {
  background: var(--mk-panel-3);
  border: 1px solid var(--mk-border);
  padding-top: 6px;
  padding-bottom: 6px;
}
.mt-row .title { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mt-row .meta-pts {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--mk-fg-muted);
  min-width: 38px;
  text-align: right;
}
.mt-row .meta-owner {
  font-size: 11.5px;
  color: var(--mk-fg-muted);
  width: 56px;
}
.mt-type-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--mk-fg-faint);
  width: 56px;
}

/* =========================================================================
   Mockup: kanban (1280 × 800)
   Sticky PBI column on the left, three lanes with task cards.
   ========================================================================= */

.mockup-kanban { aspect-ratio: 1280 / 800; }
.mockup-kanban .mk-body { flex-direction: column; }

.mk-kb-toolbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
}
.mk-kb-toolbar .title {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.01em;
}
.mk-kb-toolbar .sub {
  font-size: 11.5px;
  color: var(--mk-fg-muted);
}
.mk-kb-toolbar .pill {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--mk-fg-muted);
  background: var(--mk-panel-3);
  border: 1px solid var(--mk-border);
  border-radius: 999px;
  padding: 3px 9px;
}
.mk-kb-toolbar .spacer { flex: 1; }
.mk-kb-toolbar .av-stack {
  display: inline-flex;
}
.mk-kb-toolbar .av-stack .mk-avatar {
  border: 2px solid var(--mk-panel-2);
  margin-left: -8px;
}
.mk-kb-toolbar .av-stack .mk-avatar:first-child { margin-left: 0; }

.mk-kb-grid {
  flex: 1;
  display: grid;
  grid-template-columns: 220px repeat(3, 1fr);
  gap: 0;
  background: var(--mk-canvas);
  overflow: hidden;
}
.mk-kb-head {
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mk-fg-faint);
  border-bottom: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
  display: flex;
  align-items: center;
  gap: 8px;
}
.mk-kb-head .count {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  background: var(--mk-panel-3);
  color: var(--mk-fg-muted);
  border: 1px solid var(--mk-border);
  border-radius: 999px;
  padding: 1px 7px;
  letter-spacing: 0.02em;
}
.mk-kb-head:not(:first-child) { border-left: 1px solid var(--mk-border); }

.mk-kb-pbi {
  padding: 14px;
  border-top: 1px solid var(--mk-border);
  border-right: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-height: 0;
}
.mk-kb-pbi .pbi-head {
  display: flex;
  align-items: center;
  gap: 7px;
}
.mk-kb-pbi .pbi-id {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  color: var(--mk-fg-faint);
}
.mk-kb-pbi .pbi-title {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--mk-fg);
  line-height: 1.35;
}
.mk-kb-pbi .pbi-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mk-kb-cell {
  border-top: 1px solid var(--mk-border);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--mk-canvas);
  min-height: 0;
}
.mk-kb-cell:not(:last-child) { border-right: 1px solid var(--mk-border); }

.mk-kb-card {
  background: var(--mk-panel);
  border: 1px solid var(--mk-border);
  border-radius: 6px;
  padding: 10px 11px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  box-shadow: var(--shadow-sm);
}
.mk-kb-card .top {
  display: flex;
  align-items: center;
  gap: 6px;
}
.mk-kb-card .top .id {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--mk-fg-faint);
}
.mk-kb-card .top .grow { flex: 1; }
.mk-kb-card .title {
  font-size: 11.5px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--mk-fg);
}
.mk-kb-card .bot {
  display: flex;
  align-items: center;
  gap: 6px;
}
.mk-kb-card .bot .grow { flex: 1; }

/* =========================================================================
   Mockup: timeline (1280 × 800)
   Week-grid header + horizontal Gantt-style bars + today line.
   ========================================================================= */

.mockup-timeline { aspect-ratio: 1280 / 800; }
.mockup-timeline .mk-body { flex-direction: column; }

.mtl-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
}
.mtl-toolbar .title {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.01em;
}
.mtl-toolbar .sub {
  font-size: 12px;
  color: var(--mk-fg-muted);
}
.mtl-toolbar .spacer { flex: 1; }
.mtl-toolbar .seg {
  display: inline-flex;
  border: 1px solid var(--mk-border);
  border-radius: 6px;
  overflow: hidden;
  font-size: 11px;
  font-weight: 500;
}
.mtl-toolbar .seg span {
  padding: 5px 11px;
  color: var(--mk-fg-muted);
  background: var(--mk-panel);
  border-right: 1px solid var(--mk-border);
}
.mtl-toolbar .seg span:last-child { border-right: 0; }
.mtl-toolbar .seg span.active {
  background: var(--mk-accent-soft);
  color: var(--mk-accent);
}

.mtl-grid {
  flex: 1;
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 0;
}
.mtl-rows-head {
  padding: 12px 16px;
  border-bottom: 1px solid var(--mk-border);
  border-right: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--mk-fg-faint);
  display: flex;
  align-items: center;
}
.mtl-axis {
  border-bottom: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.mtl-week {
  padding: 6px 0 4px;
  border-right: 1px dashed var(--mk-border);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.mtl-week:last-child { border-right: 0; }
.mtl-week-name {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mk-fg-faint);
}
.mtl-week-days {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  width: 100%;
  margin-top: 4px;
}
.mtl-week-days span {
  font-size: 10.5px;
  font-weight: 500;
  text-align: center;
  color: var(--mk-fg-muted);
}

.mtl-rowlabels,
.mtl-canvas {
  position: relative;
  display: flex;
  flex-direction: column;
}
.mtl-rowlabels { border-right: 1px solid var(--mk-border); }
.mtl-rowlabel {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 16px;
  font-size: 12px;
  color: var(--mk-fg);
  border-bottom: 1px solid var(--mk-border);
}
.mtl-rowlabel:last-child { border-bottom: 0; }
.mtl-rowlabel .pts {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--mk-fg-faint);
  margin-left: auto;
}

.mtl-canvas {
  background-image: linear-gradient(
    to right,
    transparent calc(100% - 1px),
    var(--mk-border) calc(100% - 1px)
  );
  background-size: calc(100% / 15) 100%;
  background-repeat: repeat-x;
}
.mtl-canvas .mtl-row {
  flex: 1;
  position: relative;
  border-bottom: 1px solid var(--mk-border);
}
.mtl-canvas .mtl-row:last-child { border-bottom: 0; }

.mtl-bar {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  height: 22px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  padding: 0 9px;
  font-size: 10.5px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}
.mtl-bar.epic    { background: var(--mk-type-epic); }
.mtl-bar.feature { background: var(--mk-type-feature); }
.mtl-bar.pbi     { background: var(--mk-type-pbi); }
.mtl-bar.task    { background: var(--mk-type-task); color: #5a4400; }
.mtl-bar.bug     { background: var(--mk-type-bug); }
.mtl-bar.delayed { opacity: 0.55; box-shadow: inset 0 0 0 1px rgba(255,255,255,0.25); }

.mtl-today {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--mk-state-block);
  z-index: 2;
  pointer-events: none;
}
.mtl-today::before {
  content: "Today";
  position: absolute;
  top: 4px;
  left: 5px;
  background: var(--mk-state-block);
  color: #fff;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 1px 6px;
  border-radius: 3px;
  white-space: nowrap;
}

/* =========================================================================
   Mockup: graph (1280 × 800)
   6 nodes laid out in 3 ranks with curved SVG edges + 1 back-edge.
   ========================================================================= */

.mockup-graph { aspect-ratio: 1280 / 800; }
.mockup-graph .mk-body { flex-direction: column; }

.mg-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
}
.mg-toolbar .title {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.01em;
}
.mg-toolbar .sub {
  font-size: 11.5px;
  color: var(--mk-fg-muted);
}
.mg-toolbar .spacer { flex: 1; }
.mg-toolbar .legend {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  color: var(--mk-fg-muted);
}
.mg-toolbar .legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.mg-toolbar .legend i {
  display: inline-block;
  width: 18px;
  height: 3px;
  border-radius: 2px;
  background: var(--mk-accent);
}
.mg-toolbar .legend i.warn { background: var(--mk-state-block); }

.mg-canvas {
  flex: 1;
  position: relative;
  background:
    radial-gradient(circle, var(--mk-border) 1px, transparent 1px) 0 0 / 24px 24px;
  background-color: var(--mk-canvas);
  overflow: hidden;
}
.mg-canvas svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}
.mg-edge-fwd {
  fill: none;
  stroke: var(--mk-accent);
  stroke-width: 1.8;
  stroke-linecap: round;
  opacity: 0.85;
}
.mg-edge-back {
  fill: none;
  stroke: var(--mk-state-block);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 6 5;
}
.mg-arrowhead { fill: var(--mk-accent); }
.mg-arrowhead-warn { fill: var(--mk-state-block); }
.mg-node {
  position: absolute;
  background: var(--mk-panel);
  border: 1px solid var(--mk-border);
  border-radius: 8px;
  padding: 11px 14px 12px;
  width: 220px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow-md);
  z-index: 2;
}
.mg-node .head {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mk-fg-faint);
}
.mg-node .head .id {
  font-family: var(--font-mono);
  margin-left: auto;
  letter-spacing: 0;
  text-transform: none;
  font-size: 10.5px;
}
.mg-node .title {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--mk-fg);
  line-height: 1.35;
}
.mg-node .foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2px;
}
.mg-node.is-cycle {
  border-color: var(--mk-state-block);
  box-shadow: 0 0 0 1px var(--mk-state-block);
}

/* =========================================================================
   Mockup: wiki + mermaid (1280 × 800)
   Sidebar + main with title, prose, sequence diagram, callout.
   ========================================================================= */

.mockup-wiki { aspect-ratio: 1280 / 800; }
.mockup-wiki .mk-body { display: grid; grid-template-columns: 240px 1fr; }

.mw-side {
  border-right: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
}
.mw-side .head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px 12px;
  font-weight: 700;
  font-size: 12px;
  color: var(--mk-fg);
}
.mw-side .row {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 9px;
  border-radius: 5px;
  color: var(--mk-fg-muted);
  font-size: 11.5px;
}
.mw-side .row.indent { padding-left: 22px; }
.mw-side .row.active {
  background: var(--mk-accent-soft);
  color: var(--mk-fg);
  font-weight: 600;
  box-shadow: inset 2px 0 0 0 var(--mk-accent);
}
.mw-side .row .chev { color: var(--mk-fg-faint); font-size: 9px; }

.mw-main {
  padding: 22px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  overflow: hidden;
  background: var(--mk-canvas);
}
.mw-crumb {
  font-size: 11px;
  color: var(--mk-fg-faint);
  letter-spacing: 0.02em;
}
.mw-crumb b { color: var(--mk-fg-muted); font-weight: 500; }
.mw-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--mk-fg);
  margin: 0;
}
.mw-prose {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mk-fg-muted);
  margin: 0;
}
.mw-h2 {
  font-size: 16px;
  font-weight: 700;
  color: var(--mk-fg);
  margin: 8px 0 0;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--mk-border);
  letter-spacing: -0.01em;
}

.mw-mermaid {
  background: var(--mk-panel-2);
  border: 1px solid var(--mk-border);
  border-radius: 8px;
  padding: 18px 20px;
  position: relative;
}
.mw-mermaid::before {
  content: "mermaid · sequence";
  position: absolute;
  top: 10px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--mk-fg-faint);
  letter-spacing: 0.02em;
}
.mw-mermaid svg { display: block; width: 100%; height: 240px; }
.mw-seq .mw-life line {
  stroke: var(--mk-fg-faint);
  stroke-width: 1;
  stroke-dasharray: 3 4;
  fill: none;
}
.mw-seq .mw-actors rect {
  fill: var(--mk-accent-soft);
  stroke: var(--mk-accent);
  stroke-width: 1;
}
.mw-seq .mw-actors text {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  fill: var(--mk-fg);
}
.mw-seq .mw-msgs line,
.mw-seq .mw-msgs path {
  stroke: var(--mk-fg-muted);
  stroke-width: 1.3;
  fill: none;
}
.mw-seq .mw-msgs text {
  font-family: var(--font-sans);
  font-size: 11px;
  fill: var(--mk-fg-muted);
}
.mw-seq .mw-msgs-r line {
  stroke: var(--mk-fg-faint);
  stroke-width: 1.2;
  stroke-dasharray: 5 4;
  fill: none;
}
.mw-seq .mw-msgs-r text {
  font-family: var(--font-sans);
  font-size: 11px;
  fill: var(--mk-fg-faint);
}
.mw-seq .mw-head { fill: var(--mk-fg-muted); }
.mw-seq .mw-head-r { fill: var(--mk-fg-faint); }

.mw-callout {
  display: flex;
  gap: 12px;
  padding: 11px 14px;
  border-radius: 7px;
  background: color-mix(in srgb, var(--mk-state-active) 12%, transparent);
  border-left: 3px solid var(--mk-state-active);
  font-size: 12.5px;
}
.mw-callout .icon {
  flex-shrink: 0;
  font-size: 14px;
  line-height: 1.4;
}
.mw-callout .text {
  color: var(--mk-fg);
  line-height: 1.55;
}
.mw-callout .text b { font-weight: 700; }

/* =========================================================================
   Mockup: favorites (1280 × 800)
   Vertical list inside a card with three sections + hover row.
   ========================================================================= */

.mockup-fav { aspect-ratio: 1280 / 800; }
.mockup-fav .mk-body { flex-direction: column; }

.mf-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--mk-border);
  background: var(--mk-panel-2);
}
.mf-toolbar .tabs { display: flex; gap: 4px; }
.mf-toolbar .tab {
  padding: 6px 13px;
  font-size: 12px;
  font-weight: 500;
  color: var(--mk-fg-muted);
  border-radius: 6px;
  border: 1px solid transparent;
}
.mf-toolbar .tab.active {
  color: var(--mk-fg);
  background: var(--mk-accent-soft);
  font-weight: 600;
}
.mf-toolbar .spacer { flex: 1; }
.mf-toolbar .count {
  font-size: 11px;
  color: var(--mk-fg-muted);
  font-weight: 500;
}

.mf-content {
  flex: 1;
  padding: 22px 28px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  overflow: hidden;
  background: var(--mk-canvas);
}
.mf-section { display: flex; flex-direction: column; gap: 8px; }
.mf-section-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mk-fg-faint);
}
.mf-section-head .count {
  font-family: var(--font-mono);
  background: var(--mk-panel-3);
  border: 1px solid var(--mk-border);
  color: var(--mk-fg-muted);
  border-radius: 999px;
  padding: 1px 7px;
  letter-spacing: 0.02em;
  font-weight: 600;
}
.mf-list {
  background: var(--mk-panel);
  border: 1px solid var(--mk-border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}
.mf-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 11px 16px;
  border-top: 1px solid var(--mk-border);
}
.mf-row:first-child { border-top: 0; }
.mf-row.hover { background: var(--mk-accent-soft); }
.mf-star { color: var(--mk-state-doing); font-size: 14px; line-height: 1; }
.mf-row .id {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mk-fg-faint);
  min-width: 60px;
}
.mf-row .grow { flex: 1; min-width: 0; }
.mf-row .title { font-size: 13px; color: var(--mk-fg); font-weight: 500; }
.mf-row .sub {
  font-size: 11px;
  color: var(--mk-fg-faint);
  margin-top: 2px;
}
.mf-kebab {
  font-size: 14px;
  color: var(--mk-fg-faint);
  letter-spacing: 0;
  line-height: 1;
  width: 18px;
  text-align: center;
}

/* =========================================================================
   Mockup responsive — keep readable at narrow viewports.
   With container queries the inner content scales automatically; we just
   make sure mockups never exceed their column width.
   ========================================================================= */

.mockup, .mockup * { box-sizing: border-box; }
.mockup img,
.mockup svg { max-width: none; }

@media (max-width: 480px) {
  /* Already scales via cqi but make extra-tiny text legible by promoting
     typography size on the smallest viewports. */
  .mockup-hero { aspect-ratio: 1480 / 1000; }
}