@charset "UTF-8";

@font-face {
  font-family: "Sora";
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("./fonts/sora-latin.woff2") format("woff2");
}

@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("./fonts/manrope-latin.woff2") format("woff2");
}

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("./fonts/jetbrains-mono-latin.woff2") format("woff2");
}

/* === Animate.css v4.1.1 (extracted subset) === */
:root {
  --animate-duration: 0.75s;
  --animate-delay: 0.5s;
  --animate-repeat: 1;
}

.animate__animated {
  animation-duration: var(--animate-duration);
  animation-fill-mode: both;
}

.animate__animated.animate__faster {
  animation-duration: calc(var(--animate-duration) * 0.55);
}

.animate__animated.animate__fast {
  animation-duration: calc(var(--animate-duration) * 0.8);
}

@media (prefers-reduced-motion: reduce), print {
  .animate__animated {
    animation-duration: 1ms !important;
    transition-duration: 1ms !important;
    animation-iteration-count: 1 !important;
  }
}

@keyframes fadeInDown {
  0% {
    opacity: 0;
    transform: translate3d(0, -14px, 0);
  }
  to {
    opacity: 1;
    transform: translateZ(0);
  }
}

.animate__fadeInDown {
  animation-name: fadeInDown;
  animation-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes pulse {
  0% {
    transform: scale3d(1, 1, 1);
  }
  50% {
    transform: scale3d(1.035, 1.035, 1.035);
  }
  to {
    transform: scale3d(1, 1, 1);
  }
}

.animate__pulse {
  animation-name: pulse;
  animation-timing-function: ease-in-out;
}

@keyframes headShake {
  0% {
    transform: translateX(0);
  }
  12% {
    transform: translateX(-5px);
  }
  28% {
    transform: translateX(4px);
  }
  44% {
    transform: translateX(-3px);
  }
  60% {
    transform: translateX(2px);
  }
  100% {
    transform: translateX(0);
  }
}

.animate__headShake {
  animation-name: headShake;
  animation-timing-function: ease-in-out;
}

/* === CoolMac Design Tokens === */
:root {
  --bg-daylight: #f4f8fc;
  --bg-surface: #ffffff;
  --bg-subtle: #eaf1f8;
  --ink-primary: #0b1526;
  --ink-secondary: #2e435e;
  --ink-muted: #475e7b;
  --seam-light: #d5e1ee;
  --seam-light-strong: #b9cce0;

  --bg-obsidian: #0a101c;
  --bg-anodized: #10192b;
  --bg-panel-dark: #162238;
  --bg-panel-elevated: #1c2b45;
  --ink-on-dark: #f0f6ff;
  --ink-on-dark-secondary: #b7cae4;
  --ink-on-dark-muted: #8ca5c6;
  --seam-dark: #243552;
  --seam-dark-strong: #32486d;

  --cobalt: #0956d6;
  --cobalt-hover: #0747b3;
  --cobalt-bright: #3b82f6;
  --cobalt-tint: #e0ecff;
  --cyan-hub: #0ca6c2;
  --cyan-bright: #22d3ee;
  --emerald-charge: #15803d;
  --emerald-bright: #22c55e;
  --amber-thermal: #b45309;
  --amber-bright: #f59e0b;
  --crimson-watchdog: #dc2626;
  --crimson-bright: #f87171;

  --font-display: "Sora", "PingFang TC", "Hiragino Sans CNS", "Microsoft JhengHei", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: "Manrope", "PingFang TC", "Hiragino Sans CNS", "Microsoft JhengHei", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-card: 14px;
  --radius-window: 16px;
  --radius-pill: 999px;

  --space-xs: 6px;
  --space-sm: 12px;
  --space-md: 20px;
  --space-lg: 32px;
  --space-xl: 56px;
  --space-2xl: 96px;

  --container: 1220px;
  --nav-h: 58px;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-window-light: 0 26px 60px -18px rgba(9, 24, 52, 0.22), 0 8px 20px -10px rgba(9, 24, 52, 0.12);
  --shadow-window-dark: 0 32px 72px -20px rgba(2, 6, 14, 0.72), 0 12px 28px -12px rgba(2, 6, 14, 0.5);
  --shadow-cta: 0 10px 22px -10px rgba(8, 16, 30, 0.34);
}

/* === Base & Browser Surfaces === */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-width: thin;
  scrollbar-color: #8ea6c4 #eaf1f8;
  caret-color: var(--cobalt);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-subtle);
}

::-webkit-scrollbar-thumb {
  background: #8ea6c4;
  border-radius: var(--radius-pill);
  border: 2px solid var(--bg-subtle);
}

::-webkit-scrollbar-thumb:hover {
  background: #6784a8;
}

::selection {
  background: var(--cobalt);
  color: #ffffff;
}

body {
  background: var(--bg-daylight);
  color: var(--ink-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

section[id] {
  scroll-margin-top: calc(var(--nav-h) + 20px);
}

img,
svg,
canvas {
  display: block;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
  text-underline-offset: 3px;
}

button,
input,
select {
  font: inherit;
  color: inherit;
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

:focus-visible {
  outline: 2px solid var(--cobalt-bright);
  outline-offset: 3px;
  border-radius: 6px;
}

code,
pre,
.tabular,
.arch-pill,
.btn-tag,
.step-badge,
.bp-num,
.menubar-telemetry-text {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-variant-ligatures: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 900;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  background: var(--ink-primary);
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  transform: translateY(-160%);
  transition: transform 0.22s var(--ease-out-expo);
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 0.22s var(--ease-out-expo), color 0.22s var(--ease-out-expo), border-color 0.22s var(--ease-out-expo), transform 0.22s var(--ease-out-expo), box-shadow 0.22s var(--ease-out-expo);
}

.btn svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.85;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0) scale(0.985);
}

.btn-primary {
  background: var(--cobalt);
  color: #ffffff;
  box-shadow: var(--shadow-cta);
}

.btn-primary:hover {
  background: var(--cobalt-hover);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--ink-primary);
  border-color: var(--seam-light-strong);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
  border-color: #93acc8;
}

.btn-dark-surface {
  background: var(--bg-panel-elevated);
  color: var(--ink-on-dark);
  border-color: var(--seam-dark-strong);
}

.btn-dark-surface:hover {
  background: #243757;
  border-color: #466596;
}

.btn-sm {
  padding: 8px 15px;
  font-size: 13px;
}

.btn-lg {
  padding: 13px 21px;
  font-size: 15px;
}

.btn-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: rgba(5, 24, 62, 0.38);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* === Fixed Navigation === */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 300;
  height: var(--nav-h);
  background: rgba(244, 248, 252, 0.82);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid transparent;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: var(--seam-light);
}

.nav-inner {
  max-width: var(--container);
  height: 100%;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink-primary);
  flex-shrink: 0;
}

.brand img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

.brand-sub {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-muted);
  padding-left: 8px;
  border-left: 1px solid var(--seam-light-strong);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links a {
  position: relative;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-secondary);
  padding: 6px 0;
  transition: color 0.2s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--cobalt);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.25s var(--ease-out-expo);
}

.nav-links a:hover,
.nav-links a.is-active {
  color: var(--ink-primary);
}

.nav-links a:hover::after,
.nav-links a.is-active::after {
  transform: scaleX(1);
}

.nav-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  padding: 2px;
  border-radius: var(--radius-pill);
  background: var(--bg-subtle);
  border: 1px solid var(--seam-light);
}

.lang-btn {
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.lang-btn:hover {
  color: var(--ink-primary);
}

.lang-btn.is-active {
  background: var(--bg-surface);
  color: var(--ink-primary);
}

.nav-icon-link {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  color: var(--ink-secondary);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-icon-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.nav-icon-link:hover {
  background: var(--bg-subtle);
  color: var(--ink-primary);
}

.nav-cta {
  padding: 8px 16px;
  font-size: 13px;
}

.menu-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border: 1px solid var(--seam-light);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: var(--ink-primary);
}

.menu-toggle svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.85;
  fill: none;
  stroke-linecap: round;
}

.mobile-drawer {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  z-index: 290;
  background: rgba(255, 255, 255, 0.97);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--seam-light);
  padding: 16px 28px 24px;
}

.mobile-drawer.is-open {
  display: block;
}

.mobile-drawer nav {
  display: flex;
  flex-direction: column;
}

.mobile-drawer nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 0;
  border-bottom: 1px solid var(--seam-light);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-primary);
}

.mobile-drawer nav a svg {
  width: 16px;
  height: 16px;
  stroke: var(--ink-muted);
  stroke-width: 1.85;
  fill: none;
}

.mobile-drawer-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
}

/* === Hero Stage (First Viewport) === */
.hero {
  position: relative;
  padding: calc(var(--nav-h) + 46px) 0 72px;
  background: radial-gradient(75% 65% at 72% 24%, rgba(12, 166, 194, 0.11) 0%, rgba(9, 86, 214, 0.06) 44%, rgba(244, 248, 252, 0) 76%), var(--bg-daylight);
  border-bottom: 1px solid var(--seam-light);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr);
  gap: 44px;
  align-items: center;
}

.hero-copy {
  max-width: 625px;
}

.release-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px 6px 10px;
  border-radius: var(--radius-pill);
  background: var(--bg-surface);
  border: 1px solid var(--seam-light);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-secondary);
  margin-bottom: 22px;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.release-pill:hover {
  border-color: var(--seam-light-strong);
  background: var(--bg-subtle);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--emerald-bright);
  flex-shrink: 0;
}

.release-pill svg {
  width: 14px;
  height: 14px;
  stroke: var(--ink-muted);
  stroke-width: 1.85;
  fill: none;
}

.hero h1 {
  font-size: clamp(2.35rem, 4.3vw, 3.75rem);
  line-height: 1.06;
  letter-spacing: -0.032em;
  font-weight: 700;
  color: var(--ink-primary);
}

.hero h1 .accent-word {
  color: var(--cobalt);
}

.hero-lede {
  margin-top: 20px;
  max-width: 58ch;
  font-size: clamp(1.02rem, 1.35vw, 1.16rem);
  line-height: 1.6;
  color: var(--ink-secondary);
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-specs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--seam-light);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-muted);
}

.hero-specs li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-specs svg {
  width: 15px;
  height: 15px;
  stroke: var(--cobalt);
  stroke-width: 1.85;
  fill: none;
}

/* === Hero Right Stage: Live macOS Menu Bar + Popover === */
.hero-stage {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.macos-menubar {
  width: 100%;
  max-width: 416px;
  min-height: 38px;
  padding: 8px 14px;
  border-radius: 10px;
  background: var(--bg-obsidian);
  color: var(--ink-on-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  box-shadow: var(--shadow-window-light);
}

.menubar-left {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink-on-dark-secondary);
}

.menubar-left svg {
  width: 14px;
  height: 14px;
  fill: var(--ink-on-dark);
}

.menubar-right {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.trio-menubar-trigger {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 3px 8px 3px 5px;
  border-radius: 6px;
  border: 0;
  background: rgba(56, 189, 248, 0.16);
  color: var(--ink-on-dark);
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.trio-menubar-trigger:hover {
  background: rgba(56, 189, 248, 0.26);
}

.trio-menubar-trigger canvas {
  width: 20px;
  height: 20px;
}

.menubar-telemetry-text {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink-on-dark);
}

.menubar-clock {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-on-dark-secondary);
}

/* Hero Popover Window (authentic 332pt -> 380px web scale) */
.popover-window {
  width: 100%;
  max-width: 416px;
  border-radius: var(--radius-window);
  background: var(--bg-surface);
  box-shadow: var(--shadow-window-light);
  padding: 15px;
  color: var(--ink-primary);
}

.popover-view[hidden] {
  display: none;
}

.pop-battery-card {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: var(--bg-subtle);
  border: 1px solid var(--seam-light);
  text-align: left;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.pop-battery-card:hover {
  background: #e1ebf6;
  border-color: var(--seam-light-strong);
}

.pop-battery-main {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pop-icon-badge {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: rgba(21, 128, 61, 0.12);
  color: var(--emerald-charge);
  flex-shrink: 0;
}

.pop-icon-badge svg {
  width: 17px;
  height: 17px;
  stroke: currentColor;
  stroke-width: 1.85;
  fill: none;
}

.pop-icon-badge.is-cobalt {
  background: var(--cobalt-tint);
  color: var(--cobalt);
}

.pop-battery-copy strong {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ink-primary);
}

.pop-battery-copy span {
  display: block;
  font-size: 12px;
  color: var(--ink-muted);
}

.pop-battery-right {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-secondary);
}

.pop-battery-right svg {
  width: 14px;
  height: 14px;
  stroke: var(--ink-muted);
  stroke-width: 1.85;
  fill: none;
}

.pop-divider {
  height: 1px;
  background: var(--seam-light);
  margin: 12px 0;
}

.pop-cooling-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.pop-cooling-left {
  display: flex;
  align-items: center;
  gap: 9px;
}

.pop-cooling-left strong {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
}

.pop-cooling-left span {
  display: block;
  font-size: 12px;
  color: var(--ink-muted);
}

.pop-temp-chips {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pop-temp-chip {
  padding: 4px 8px;
  border-radius: 7px;
  background: var(--bg-subtle);
  border: 1px solid var(--seam-light);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-primary);
}

.pop-temp-chip.is-hot {
  background: #fef3c7;
  border-color: #f59e0b;
  color: #92400e;
}

.pop-temp-chip.is-critical {
  background: #fee2e2;
  border-color: #ef4444;
  color: #991b1b;
}

.pop-watchdog-banner {
  margin-top: 10px;
  padding: 8px 10px;
  border-radius: 9px;
  background: #fee2e2;
  border: 1px solid #f87171;
  color: #991b1b;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 7px;
}

.pop-watchdog-banner[hidden] {
  display: none;
}

.pop-watchdog-banner svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  stroke-width: 1.9;
  fill: none;
  flex-shrink: 0;
}

.pop-presets {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 5px;
  margin-top: 12px;
}

.pop-preset-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 4px;
  border-radius: 9px;
  border: 1px solid var(--seam-light);
  background: var(--bg-daylight);
  color: var(--ink-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.pop-preset-btn svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
}

.pop-preset-btn:hover {
  background: var(--bg-subtle);
  color: var(--ink-primary);
}

.pop-preset-btn.is-active {
  background: var(--cobalt);
  border-color: var(--cobalt);
  color: #ffffff;
}

.pop-slider-box {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: var(--bg-daylight);
  border: 1px solid var(--seam-light);
}

.pop-slider-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-secondary);
  margin-bottom: 7px;
}

.capsule-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 10px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--cobalt) var(--fill, 35%), #d3e0ee var(--fill, 35%));
  cursor: pointer;
}

.capsule-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid var(--cobalt);
  box-shadow: 0 2px 6px rgba(11, 21, 38, 0.22);
  transition: transform 0.15s ease;
}

.capsule-range::-webkit-slider-thumb:hover {
  transform: scale(1.08);
}

.capsule-range::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid var(--cobalt);
  box-shadow: 0 2px 6px rgba(11, 21, 38, 0.22);
}

.pop-fan-pair {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 4px 12px;
  margin-top: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
}

.pop-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--ink-muted);
}

.pop-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 0;
  background: transparent;
  color: var(--cobalt);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.pop-link-btn svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 1.85;
  fill: none;
}

.pop-link-btn:hover {
  text-decoration: underline;
}

/* Popover Route 2: Battery Details */
.pop-back-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.pop-rail-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-top: 10px;
}

.pop-rail-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: 8px;
  background: var(--bg-daylight);
  border: 1px solid var(--seam-light);
  font-size: 12px;
}

.pop-rail-row code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cobalt);
  margin-right: 6px;
}

.stage-caption {
  font-size: 12px;
  color: var(--ink-muted);
  text-align: center;
  width: 100%;
  max-width: 416px;
}

/* === Section Rhythm === */
.section-light {
  padding: var(--space-2xl) 0;
  background: var(--bg-daylight);
  color: var(--ink-primary);
}

.section-surface {
  padding: var(--space-2xl) 0;
  background: var(--bg-surface);
  color: var(--ink-primary);
  border-top: 1px solid var(--seam-light);
  border-bottom: 1px solid var(--seam-light);
}

.section-dark {
  padding: var(--space-2xl) 0;
  background: var(--bg-obsidian);
  color: var(--ink-on-dark);
}

.section-intro {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-intro--left {
  margin: 0 0 44px;
  text-align: left;
}

.section-intro h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.85rem);
  line-height: 1.1;
  letter-spacing: -0.026em;
  font-weight: 700;
}

.section-intro p {
  margin-top: 16px;
  max-width: 64ch;
  margin-left: auto;
  margin-right: auto;
  font-size: clamp(1rem, 1.35vw, 1.12rem);
  line-height: 1.6;
  color: var(--ink-secondary);
}

.section-intro--left p {
  margin-left: 0;
  margin-right: 0;
}

.section-dark .section-intro p {
  color: var(--ink-on-dark-secondary);
}

/* === Interactive Dashboard Simulator (#simulator) === */
.sim-workload-bar {
  max-width: 1100px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-card);
  background: var(--bg-anodized);
  border: 1px solid var(--seam-dark);
}

.sim-workload-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-on-dark-secondary);
}

.sim-workload-label svg {
  width: 16px;
  height: 16px;
  stroke: var(--cyan-bright);
  stroke-width: 1.85;
  fill: none;
}

.sim-workload-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.workload-btn {
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--seam-dark-strong);
  background: var(--bg-obsidian);
  color: var(--ink-on-dark-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.workload-btn:hover {
  color: var(--ink-on-dark);
  border-color: #4b6a9c;
}

.workload-btn.is-active {
  background: var(--cobalt);
  border-color: var(--cobalt-bright);
  color: #ffffff;
}

.workload-btn--danger.is-active {
  background: var(--crimson-watchdog);
  border-color: var(--crimson-bright);
  color: #ffffff;
}

.sim-window {
  max-width: 1100px;
  margin: 0 auto;
  padding: 8px;
  border-radius: var(--radius-window);
  overflow: hidden;
  background: #131f35;
  box-shadow: var(--shadow-window-dark);
}

.sim-titlebar {
  min-height: 46px;
  padding: 10px 16px;
  border-radius: 11px 11px 0 0;
  background: #0d1524;
  border-bottom: 1px solid var(--seam-dark);
  display: flex;
  align-items: center;
  gap: 14px;
}

.window-dots {
  display: inline-flex;
  gap: 7px;
  flex-shrink: 0;
}

.window-dots i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: block;
}

.window-dots i:nth-child(1) {
  background: #ff5f57;
}

.window-dots i:nth-child(2) {
  background: #febc2e;
}

.window-dots i:nth-child(3) {
  background: #28c840;
}

.sim-titlebar-app {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-on-dark);
}

.sim-titlebar-app img {
  width: 18px;
  height: 18px;
  border-radius: 4px;
}

.sim-badge {
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  background: rgba(34, 211, 238, 0.14);
  color: var(--cyan-bright);
  font-size: 12px;
  font-weight: 700;
}

.sim-titlebar-status {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-on-dark-secondary);
}

.sim-body {
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  min-height: 580px;
  background: var(--bg-anodized);
  border-radius: 0 0 11px 11px;
  overflow: hidden;
}

.sim-sidebar {
  background: #0c1322;
  border-right: 1px solid var(--seam-dark);
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sim-nav-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 11px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink-on-dark-secondary);
  font-size: 13px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.sim-nav-btn svg {
  width: 17px;
  height: 17px;
  stroke: currentColor;
  stroke-width: 1.85;
  fill: none;
  flex-shrink: 0;
}

.sim-nav-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink-on-dark);
}

.sim-nav-btn.is-active {
  background: var(--bg-panel-elevated);
  border-color: var(--seam-dark-strong);
  color: var(--ink-on-dark);
}

.sim-nav-btn.is-active svg {
  stroke: var(--cyan-bright);
}

.sim-sidebar-hw {
  margin-top: auto;
  padding: 12px;
  border-radius: var(--radius-md);
  background: var(--bg-anodized);
  border: 1px solid var(--seam-dark);
  font-size: 12px;
  color: var(--ink-on-dark-secondary);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sim-hw-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sim-hw-row strong {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-on-dark);
}

.sim-main {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.sim-pane[hidden] {
  display: none;
}

/* Pane 1: Cooling & Fans */
.sim-preset-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  background: var(--bg-panel-dark);
  border: 1px solid var(--seam-dark);
}

.sim-preset-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.sim-preset-pill {
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--seam-dark-strong);
  background: var(--bg-anodized);
  color: var(--ink-on-dark-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.sim-preset-pill:hover {
  color: var(--ink-on-dark);
}

.sim-preset-pill.is-active {
  background: var(--cobalt);
  border-color: var(--cobalt-bright);
  color: #ffffff;
}

.sim-cooling-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 14px;
  margin-top: 14px;
}

.sim-fan-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.fan-unit-card {
  padding: 14px;
  border-radius: var(--radius-card);
  background: var(--bg-panel-dark);
  border: 1px solid var(--seam-dark);
  display: flex;
  align-items: center;
  gap: 14px;
}

.fan-rotor-wrap {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: var(--bg-obsidian);
  border: 1px solid var(--seam-dark-strong);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.fan-rotor {
  width: 46px;
  height: 46px;
  color: var(--cyan-bright);
  animation: spinRotor var(--spin-dur, 1.4s) linear infinite;
}

.fan-rotor.is-paused {
  animation-play-state: paused;
  color: var(--ink-on-dark-muted);
}

@keyframes spinRotor {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.fan-unit-meta {
  flex: 1;
  min-width: 0;
}

.fan-unit-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.fan-unit-top strong {
  font-size: 13.5px;
  color: var(--ink-on-dark);
}

.fan-unit-rpm {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--cyan-bright);
}

.fan-unit-sub {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 3px 12px;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-on-dark-muted);
}

.fan-duty-bar {
  height: 6px;
  margin-top: 9px;
  border-radius: var(--radius-pill);
  background: var(--bg-obsidian);
  overflow: hidden;
}

.fan-duty-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cobalt-bright), var(--cyan-bright));
  width: 35%;
  transition: width 0.25s ease;
}

/* Interactive 4-Point Curve Editor */
.curve-card {
  padding: 15px;
  border-radius: var(--radius-card);
  background: var(--bg-panel-dark);
  border: 1px solid var(--seam-dark);
  display: flex;
  flex-direction: column;
}

.curve-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.curve-head h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-on-dark);
}

.curve-sensor-select {
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--seam-dark-strong);
  background: var(--bg-obsidian);
  color: var(--ink-on-dark);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.curve-svg-wrap {
  position: relative;
  flex: 1;
  min-height: 205px;
  border-radius: 10px;
  background: var(--bg-obsidian);
  border: 1px solid var(--seam-dark);
  padding: 6px;
  touch-action: none;
  user-select: none;
}

.curve-svg {
  width: 100%;
  height: 205px;
  overflow: visible;
}

.curve-minor-ticks line {
  stroke: rgba(140, 165, 198, 0.28);
  stroke-width: 1;
}

.curve-grid-line {
  stroke: rgba(140, 165, 198, 0.16);
  stroke-width: 1;
}

.curve-watchdog-line {
  stroke: rgba(248, 113, 113, 0.55);
  stroke-width: 1.25;
  stroke-dasharray: 4 4;
}

.curve-axis-text {
  fill: var(--ink-on-dark-muted);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
}

.curve-axis-text--alert {
  fill: var(--crimson-bright);
}

.curve-ref-line {
  fill: none;
  stroke: rgba(148, 184, 232, 0.42);
  stroke-width: 1.6;
  stroke-dasharray: 4 4;
  stroke-linecap: round;
}

.curve-area {
  fill: rgba(34, 211, 238, 0.14);
}

.curve-line {
  fill: none;
  stroke: var(--cyan-bright);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.curve-op-line {
  stroke: rgba(245, 158, 11, 0.65);
  stroke-width: 1.2;
  stroke-dasharray: 3 3;
}

.curve-op-dot {
  fill: var(--amber-bright);
  stroke: var(--bg-obsidian);
  stroke-width: 2;
}

.curve-cursor-tag {
  pointer-events: none;
}

.curve-cursor-tag rect {
  fill: #0d1729;
  stroke: rgba(245, 158, 11, 0.85);
  stroke-width: 1.2;
}

.curve-cursor-tag text {
  fill: var(--ink-on-dark);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
}

.curve-node {
  fill: var(--bg-obsidian);
  stroke: var(--cyan-bright);
  stroke-width: 2.5;
  cursor: grab;
  transition: r 0.12s ease;
}

.curve-node:hover,
.curve-node.is-dragging {
  fill: var(--cyan-bright);
  cursor: grabbing;
}

.curve-readout-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-on-dark-secondary);
}

/* Pane 2: Battery & Sankey Power Flow */
.power-kpi-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.power-kpi {
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: var(--bg-panel-dark);
  border: 1px solid var(--seam-dark);
}

.power-kpi span {
  display: block;
  font-size: 12px;
  color: var(--ink-on-dark-muted);
}

.power-kpi strong {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 19px;
  color: var(--ink-on-dark);
}

.power-kpi code {
  display: inline-block;
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan-bright);
}

.sankey-box {
  margin-top: 14px;
  padding: 16px;
  border-radius: var(--radius-card);
  background: var(--bg-panel-dark);
  border: 1px solid var(--seam-dark);
}

.sankey-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 4px 12px;
  margin-bottom: 12px;
}

.sankey-head h3 {
  font-size: 14px;
  color: var(--ink-on-dark);
}

.sankey-head span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-on-dark-muted);
}

.sankey-svg {
  width: 100%;
  height: 210px;
}

/* Pane 3: Thermal Matrix (64 Sensors) */
.sensor-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.sensor-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.sensor-filter-btn {
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--seam-dark-strong);
  background: var(--bg-panel-dark);
  color: var(--ink-on-dark-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.sensor-filter-btn.is-active {
  background: var(--cobalt);
  border-color: var(--cobalt-bright);
  color: #ffffff;
}

.sensor-search {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--seam-dark-strong);
  background: var(--bg-obsidian);
  color: var(--ink-on-dark);
  font-size: 12.5px;
  width: 210px;
}

.sensor-search::placeholder {
  color: var(--ink-on-dark-muted);
}

.sensor-table-wrap {
  max-height: 330px;
  overflow-y: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--seam-dark);
  background: var(--bg-obsidian);
}

.sensor-row {
  display: grid;
  grid-template-columns: 70px minmax(0, 1.3fr) 105px 120px 76px;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border-bottom: 1px solid var(--seam-dark);
  font-size: 12.5px;
}

.sensor-row:last-child {
  border-bottom: 0;
}

.sensor-key {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan-bright);
}

.sensor-name {
  color: var(--ink-on-dark);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sensor-cat {
  font-size: 12px;
  color: var(--ink-on-dark-muted);
}

.sensor-meter {
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--bg-panel-dark);
  overflow: hidden;
}

.sensor-meter span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--cobalt-bright);
}

.sensor-val {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-on-dark);
}

/* Pane 4: Menu Bar & Icon Customizer */
.trio-studio-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
}

.trio-preview-stage {
  padding: 18px;
  border-radius: var(--radius-card);
  background: var(--bg-panel-dark);
  border: 1px solid var(--seam-dark);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.trio-preview-bars {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.trio-mock-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
}

.trio-mock-bar canvas {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.trio-mock-bar--dark {
  background: #070b14;
  color: #f0f6ff;
  border: 1px solid var(--seam-dark);
}

.trio-mock-bar--light {
  background: #eef4fb;
  color: #0b1526;
  border: 1px solid #c5d5e8;
}

.trio-zoom-box {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px;
  border-radius: var(--radius-md);
  background: var(--bg-obsidian);
  border: 1px solid var(--seam-dark);
}

.trio-zoom-box canvas {
  width: 76px;
  height: 76px;
  flex-shrink: 0;
}

.trio-zoom-copy p {
  font-size: 12.5px;
  color: var(--ink-on-dark-secondary);
  line-height: 1.5;
}

.trio-controls-card {
  padding: 18px;
  border-radius: var(--radius-card);
  background: var(--bg-panel-dark);
  border: 1px solid var(--seam-dark);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.trio-opt-group label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-on-dark);
  margin-bottom: 7px;
}

.trio-seg {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.trio-seg button {
  padding: 6px 11px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--seam-dark-strong);
  background: var(--bg-obsidian);
  color: var(--ink-on-dark-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.trio-seg button.is-active {
  background: var(--cobalt);
  border-color: var(--cobalt-bright);
  color: #ffffff;
}

/* Simulator Activity Log */
.sim-log-bar {
  border-radius: var(--radius-md);
  background: var(--bg-obsidian);
  border: 1px solid var(--seam-dark);
  padding: 10px 14px;
}

.sim-log-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-on-dark-muted);
  margin-bottom: 6px;
}

.sim-reset-btn {
  border: 0;
  background: transparent;
  color: var(--cyan-bright);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.sim-reset-btn:hover {
  text-decoration: underline;
}

.sim-log-list {
  max-height: 112px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-on-dark-secondary);
}

.sim-log-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.45;
}

.sim-log-list time {
  color: var(--ink-on-dark-muted);
  flex-shrink: 0;
}

.sim-log-list li.is-alert {
  color: var(--crimson-bright);
}

.sim-log-list li.is-ok {
  color: var(--emerald-bright);
}

.sim-footnote {
  max-width: 1100px;
  margin: 14px auto 0;
  text-align: center;
  font-size: 12.5px;
  color: var(--ink-on-dark-muted);
}

/* === Hardware Capabilities Workbench (#capabilities) === */
.workbench-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

.wb-panel {
  border-radius: var(--radius-card);
  background: var(--bg-surface);
  border: 1px solid var(--seam-light);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 22px;
}

.wb-panel--span7 {
  grid-column: span 7;
}

.wb-panel--span5 {
  grid-column: span 5;
}

.wb-panel--dark {
  background: var(--bg-anodized);
  border-color: var(--seam-dark);
  color: var(--ink-on-dark);
}

.wb-copy h3 {
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.wb-copy p {
  margin-top: 10px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.58;
  color: var(--ink-secondary);
}

.wb-panel--dark .wb-copy p {
  color: var(--ink-on-dark-secondary);
}

/* Workbench Visual 1: Exploded status-trio Geometry Callouts */
.trio-blueprint {
  padding: 18px;
  border-radius: var(--radius-md);
  background: var(--bg-daylight);
  border: 1px solid var(--seam-light);
  display: grid;
  grid-template-columns: 212px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
}

.blueprint-svg {
  width: 212px;
  height: 156px;
  margin: 0 auto;
}

.blueprint-callouts {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bp-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-secondary);
}

.bp-num {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--cobalt);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.bp-item strong {
  color: var(--ink-primary);
  display: block;
  font-size: 13px;
}

/* Workbench Visual 2: 95C Watchdog Interactive Trip Gauge */
.watchdog-bench {
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--bg-obsidian);
  border: 1px solid var(--seam-dark);
}

.wd-scale {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-on-dark-muted);
  margin-bottom: 8px;
}

.wd-track {
  position: relative;
  height: 12px;
  border-radius: var(--radius-pill);
  background: #1b2840;
  overflow: hidden;
}

.wd-fill {
  height: 100%;
  width: 62%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cobalt-bright) 0%, var(--cyan-bright) 58%, var(--amber-bright) 82%, var(--crimson-watchdog) 100%);
  transition: width 0.45s var(--ease-out-expo);
}

.wd-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 12px;
}

.wd-readout {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-on-dark);
}

/* Workbench Visual 3: Zero-Dock Energy Footprint Bars */
.energy-compare {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--bg-daylight);
  border: 1px solid var(--seam-light);
}

.energy-row {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.energy-row-top {
  display: flex;
  justify-content: space-between;
  font-size: 12.5px;
  font-weight: 600;
}

.energy-bar {
  height: 8px;
  border-radius: var(--radius-pill);
  background: #d9e4f1;
  overflow: hidden;
}

.energy-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.energy-bar--good span {
  width: 5%;
  min-width: 10px;
  background: var(--emerald-charge);
}

.energy-bar--heavy span {
  width: 78%;
  background: #7890ad;
}

/* Workbench Visual 4: AppleSMC 80-Byte Struct & Key Matrix */
.smc-struct-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.smc-key-tile {
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--bg-daylight);
  border: 1px solid var(--seam-light);
}

.smc-key-tile code {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--cobalt);
}

.smc-key-tile span {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  color: var(--ink-muted);
}

/* === Architecture & Privilege Separation (#architecture) === */
.arch-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.arch-pane {
  padding: 28px;
  border-radius: var(--radius-card);
  background: var(--bg-daylight);
  border: 1px solid var(--seam-light);
}

.arch-pane--privileged {
  background: var(--bg-obsidian);
  border-color: var(--seam-dark);
  color: var(--ink-on-dark);
}

.arch-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--seam-light);
}

.arch-pane--privileged .arch-head {
  border-bottom-color: var(--seam-dark);
}

.arch-head h3 {
  font-size: 19px;
  font-weight: 700;
}

.arch-pill {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--cobalt-tint);
  color: var(--cobalt);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}

.arch-pane--privileged .arch-pill {
  background: rgba(34, 211, 238, 0.14);
  color: var(--cyan-bright);
}

.arch-list {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.arch-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.52;
  color: var(--ink-secondary);
}

.arch-pane--privileged .arch-list li {
  color: var(--ink-on-dark-secondary);
}

.arch-list svg {
  width: 18px;
  height: 18px;
  stroke: var(--cobalt);
  stroke-width: 1.9;
  fill: none;
  flex-shrink: 0;
  margin-top: 2px;
}

.arch-pane--privileged .arch-list svg {
  stroke: var(--cyan-bright);
}

.arch-list strong {
  color: var(--ink-primary);
}

.arch-pane--privileged .arch-list strong {
  color: var(--ink-on-dark);
}

/* === 3-Step Installation & First Launch (#install) === */
.install-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.install-step {
  padding: 26px;
  border-radius: var(--radius-card);
  background: var(--bg-surface);
  border: 1px solid var(--seam-light);
}

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

.step-badge {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--cobalt);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.install-step h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.015em;
}

.install-step p {
  margin-top: 12px;
  font-size: 14.5px;
  line-height: 1.58;
  color: var(--ink-secondary);
}

.section-intro p code,
.arch-list code,
.install-step code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 2px 6px;
  border-radius: 5px;
  background: var(--bg-subtle);
  color: var(--cobalt);
}

.arch-pane--privileged .arch-list code {
  background: rgba(34, 211, 238, 0.14);
  color: var(--cyan-bright);
}

/* === Download & CLI Verification (#download) === */
.download-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 22px;
  align-items: stretch;
}

.dl-flagship-card {
  min-width: 0;
  padding: 32px;
  border-radius: var(--radius-card);
  background: var(--bg-anodized);
  border: 1px solid var(--seam-dark);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}

.dl-app-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.dl-app-row img {
  width: 64px;
  height: 64px;
  border-radius: 15px;
}

.dl-app-meta h3 {
  font-size: 23px;
  font-weight: 700;
  color: var(--ink-on-dark);
}

.dl-app-meta p {
  margin-top: 4px;
  font-size: 14px;
  color: var(--ink-on-dark-secondary);
}

.dl-feature-checks {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 16px;
}

.dl-feature-checks li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--ink-on-dark-secondary);
}

.dl-feature-checks svg {
  width: 16px;
  height: 16px;
  stroke: var(--emerald-bright);
  stroke-width: 2;
  fill: none;
  flex-shrink: 0;
}

.dl-cta-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dl-cta-stack .btn-primary {
  width: 100%;
  justify-content: center;
  white-space: normal;
  flex-wrap: wrap;
  text-align: center;
}

.dl-meta-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--ink-on-dark-muted);
}

.dl-terminal-stack {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.terminal-card {
  min-width: 0;
  border-radius: var(--radius-card);
  background: #070c16;
  border: 1px solid var(--seam-dark);
  overflow: hidden;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.terminal-bar {
  min-height: 42px;
  padding: 8px 14px;
  background: var(--bg-anodized);
  border-bottom: 1px solid var(--seam-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 10px;
}

.terminal-title {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-on-dark-secondary);
}

.copy-cmd-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 7px;
  border: 1px solid var(--seam-dark-strong);
  background: var(--bg-panel-dark);
  color: var(--ink-on-dark);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.copy-cmd-btn svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
  stroke-width: 1.85;
  fill: none;
}

.copy-cmd-btn:hover {
  background: var(--bg-panel-elevated);
}

.terminal-body {
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  color: var(--ink-on-dark);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.terminal-body .cmd-comment {
  color: var(--ink-on-dark-muted);
}

.terminal-body .cmd-hash {
  color: var(--cyan-bright);
  word-break: break-all;
}

/* === FAQ (#faq) === */
.faq-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.38fr) minmax(0, 0.62fr);
  gap: 44px;
  align-items: start;
}

.faq-aside h2 {
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.faq-aside p {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

.faq-aside .btn {
  margin-top: 22px;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
}

.faq-item {
  border-bottom: 1px solid var(--seam-light);
}

.faq-item:first-child {
  border-top: 1px solid var(--seam-light);
}

.faq-q {
  width: 100%;
  padding: 20px 0;
  border: 0;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 600;
  color: var(--ink-primary);
  cursor: pointer;
}

.faq-q svg {
  width: 18px;
  height: 18px;
  stroke: var(--ink-muted);
  stroke-width: 1.85;
  fill: none;
  flex-shrink: 0;
  transition: transform 0.25s var(--ease-out-expo), stroke 0.2s ease;
}

.faq-item.is-open .faq-q svg {
  transform: rotate(180deg);
  stroke: var(--cobalt);
}

.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.28s var(--ease-out-expo);
}

.faq-item.is-open .faq-a {
  grid-template-rows: 1fr;
}

.faq-a-inner {
  overflow: hidden;
}

.faq-a-inner p {
  padding-bottom: 20px;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--ink-secondary);
}

.faq-a-inner code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 2px 6px;
  border-radius: 5px;
  background: var(--bg-subtle);
  color: var(--cobalt);
}

/* === Footer === */
.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--seam-light);
  padding: 64px 0 36px;
}

.footer-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--seam-light);
}

.footer-banner h2 {
  font-size: clamp(1.55rem, 2.5vw, 2.15rem);
  letter-spacing: -0.024em;
}

.footer-cols {
  display: grid;
  grid-template-columns: minmax(220px, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: 32px;
  padding: 40px 0;
}

.footer-brand p {
  margin-top: 12px;
  max-width: 34ch;
  font-size: 13.5px;
  line-height: 1.58;
  color: var(--ink-muted);
}

.footer-col h3 {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-primary);
  margin-bottom: 12px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-col a {
  font-size: 13.5px;
  color: var(--ink-secondary);
  transition: color 0.18s ease;
}

.footer-col a:hover {
  color: var(--cobalt);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--seam-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12.5px;
  color: var(--ink-muted);
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 22px;
  left: 50%;
  z-index: 950;
  transform: translate(-50%, 20px);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: var(--ink-primary);
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow-window-light);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s var(--ease-out-expo);
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* === Responsive Adaptation === */
@media (max-width: 1024px) {
  .nav-links,
  .brand-sub {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
  }

  .hero-copy {
    max-width: 100%;
  }

  .hero-stage {
    align-items: center;
  }

  .stage-caption {
    text-align: center;
  }

  .sim-body {
    grid-template-columns: minmax(0, 1fr);
  }

  .sim-sidebar {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
    border-right: 0;
    border-bottom: 1px solid var(--seam-dark);
  }

  .sim-nav-btn {
    width: 100%;
  }

  .sim-sidebar-hw {
    display: none;
  }

  .sim-cooling-grid,
  .trio-studio-grid,
  .download-layout,
  .arch-compare,
  .faq-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .wb-panel--span7,
  .wb-panel--span5 {
    grid-column: span 12;
  }

  .install-steps {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  :root {
    --space-2xl: 68px;
  }

  .container,
  .nav-inner {
    padding: 0 18px;
  }

  .nav-cta {
    display: none;
  }

  .hero {
    padding: calc(var(--nav-h) + 28px) 0 52px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .macos-menubar {
    font-size: 12px;
    padding: 7px 10px;
  }

  .menubar-left span:not(:first-of-type) {
    display: none;
  }

  .pop-presets {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sim-sidebar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sim-nav-btn {
    padding: 9px 10px;
    font-size: 12.5px;
  }

  .fan-unit-sub {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }

  .power-kpi-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sim-titlebar-status,
  .sim-badge {
    display: none;
  }

  .arch-pane,
  .dl-flagship-card,
  .install-step {
    padding: 20px;
  }

  .trio-blueprint {
    grid-template-columns: minmax(0, 1fr);
    text-align: left;
  }

  .smc-struct-grid,
  .dl-feature-checks,
  .footer-cols {
    grid-template-columns: minmax(0, 1fr);
  }

  .sensor-row {
    grid-template-columns: 58px minmax(0, 1fr) 68px;
  }

  .sensor-cat,
  .sensor-meter {
    display: none;
  }
}