:root {
  color-scheme: light;
  --cpt-font-sans: "Geist", "Avenir Next", "Segoe UI", sans-serif;
  --cpt-font-mono: "Geist Mono", "SFMono-Regular", "Consolas", monospace;

  --cpt-bg-base: #ffffff;
  --cpt-bg-elevated: #ffffff;
  --cpt-bg-soft: #f5f7fa;
  --cpt-bg-muted: #fbfcfd;
  --cpt-bg-note: #eef4f7;
  --cpt-line: rgba(22, 31, 49, 0.12);
  --cpt-line-strong: rgba(22, 31, 49, 0.22);
  --cpt-rail-line: #dde5ee;
  --cpt-pattern: rgba(216, 223, 232, 0.72);
  --cpt-pattern-soft: rgba(216, 223, 232, 0.28);
  --cpt-text-primary: #161f31;
  --cpt-text-secondary: rgba(22, 31, 49, 0.72);
  --cpt-text-tertiary: rgba(22, 31, 49, 0.46);
  --cpt-brand: #1c809b;
  --cpt-brand-border: rgba(28, 128, 155, 0.34);
  --cpt-brand-soft: #d9edf3;
  --cpt-brand-soft-strong: #c9e5ec;
  --cpt-success: #44b8a7;
  --cpt-success-strong: #359489;
  --cpt-warning: #f27313;
  --cpt-warning-strong: #e35706;
  --cpt-error: #eb3e5b;
  --cpt-error-strong: #d91a45;
  --cpt-info: #65a0fd;
  --cpt-info-strong: #437dfc;
  --cpt-ai-purple: #a655f7;
  --cpt-ai-blue: #4c7cf7;
  --cpt-ai-cyan: #24d0eb;
  --cpt-ai-text: #4f46d8;
  --cpt-ai-border: #ddccff;
  --cpt-ai-border-hover: #c7b5ff;
  --cpt-ai-bg: #ffffff;
  --cpt-ai-bg-hover-start: #faf4ff;
  --cpt-ai-bg-hover-end: #eef8ff;
  --cpt-chart-grid: rgba(216, 223, 232, 0.5);
  --cpt-chart-grid-soft: rgba(216, 223, 232, 0.24);
  --cpt-chart-fill: rgba(28, 128, 155, 0.08);
  --cpt-corner-border: #a1a1aa;
  --cpt-corner-fill: #71717a;
  --cpt-radius-none: 0px;
  --cpt-radius-2xs: 2px;
  --cpt-radius-xs: 4px;
  --cpt-radius-sm: 6px;
  --cpt-radius-md: 8px;
  --cpt-radius-lg: 12px;
  --cpt-radius-xl: 16px;
  --cpt-radius-2xl: 24px;
  --cpt-radius-3xl: 28px;
  --cpt-radius-4xl: 36px;
  --cpt-radius-full: 9999px;
  --cpt-radius-rounded-2xs: 4px;
  --cpt-radius-rounded-xs: 6px;
  --cpt-radius-rounded-sm: 8px;
  --cpt-radius-rounded-md: 12px;
  --cpt-radius-rounded-lg: 16px;
  --cpt-radius-rounded-xl: 20px;
  --cpt-radius-rounded-2xl: 28px;
  --cpt-radius-rounded-3xl: 36px;
  --cpt-radius-card-xs: 4px;
  --cpt-radius-card-sm: 8px;
  --cpt-radius-card-md: 12px;
  --cpt-radius-card-lg: 16px;
  --cpt-radius-card-rounded-xs: 8px;
  --cpt-radius-card-rounded-sm: 12px;
  --cpt-radius-card-rounded-md: 16px;
  --cpt-radius-card-rounded-lg: 20px;
  --cpt-radius-card-full-xs: 10px;
  --cpt-radius-card-full-sm: 16px;
  --cpt-radius-card-full-md: 24px;
  --cpt-radius-card-full-lg: 32px;
  --cpt-shadow-offset: 4px 4px 0 rgba(74, 208, 239, 0.18);
  --cpt-surface-shadow: 0 1px 2px rgba(22, 31, 49, 0.08), 0 6px 14px rgba(22, 31, 49, 0.05);
  --cpt-shadow-card: 0 1px 1px rgba(0, 0, 0, 0.05), inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  --cpt-shadow-modal-sm:
    0 0 0 1px rgba(39, 39, 42, 0.1),
    0 12px 12px -6px rgba(0, 0, 0, 0.04),
    0 6px 6px -3px rgba(0, 0, 0, 0.04),
    0 3px 3px -1.5px rgba(0, 0, 0, 0.04),
    0 1px 1px -0.5px rgba(0, 0, 0, 0.04);
  --cpt-shadow-modal-md:
    0 0 0 1px rgba(39, 39, 42, 0.1),
    0 12px 6px rgba(0, 0, 0, 0.04),
    0 6px 3px rgba(0, 0, 0, 0.04),
    0 3px 1.5px rgba(0, 0, 0, 0.04),
    0 1px 1px -0.5px rgba(0, 0, 0, 0.04);
  --cpt-shadow-modal-lg:
    0 0 0 1px rgba(39, 39, 42, 0.1),
    0 16px 8px rgba(0, 0, 0, 0.04),
    0 12px 6px rgba(0, 0, 0, 0.04),
    0 6px 3px rgba(0, 0, 0, 0.04),
    0 3px 1.5px rgba(0, 0, 0, 0.04),
    0 1px 1px -0.5px rgba(0, 0, 0, 0.04);
  --cpt-shadow-focus:
    0 0 0 3px rgba(101, 160, 253, 0.4),
    0 0 0 1px #ffffff,
    0 1px 1px rgba(0, 0, 0, 0.05),
    inset 0 -2px 0 rgba(0, 0, 0, 0.1);
  --cpt-shadow-focus-destructive:
    0 0 0 3px rgba(238, 110, 108, 0.4),
    0 0 0 1px #ffffff,
    0 1px 1px rgba(0, 0, 0, 0.05),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  --cpt-shadow-focus-input:
    0 0 0 3px rgba(39, 39, 42, 0.1),
    inset 0 0 0 1px rgba(39, 39, 42, 0.4);
  --cpt-subnav-shell: rgba(255, 255, 255, 0.96);
  --cpt-subnav-shell-border: rgba(22, 31, 49, 0.08);
  --cpt-subnav-track: rgba(22, 31, 49, 0.12);
  --cpt-subnav-node: #f3f7fa;
  --cpt-subnav-node-hover: #e9f1f5;
  --cpt-subnav-node-border: rgba(22, 31, 49, 0.08);
  --cpt-subnav-node-border-hover: rgba(22, 31, 49, 0.12);
  --cpt-subnav-text: rgba(22, 31, 49, 0.72);
  --cpt-subnav-text-strong: #161f31;
  --cpt-subnav-hint-bg: rgba(255, 255, 255, 0.98);
  --cpt-subnav-hint-border: rgba(22, 31, 49, 0.12);
  --cpt-subnav-hint-text: #161f31;
  --cpt-subnav-icon-filter: brightness(0) saturate(100%);
  --cpt-subnav-icon-filter-hover: brightness(0) saturate(100%);
  --cpt-subnav-icon-filter-active: none;
  --cpt-subnav-shadow: none;
  --cpt-subnav-left-gap: 24px;
  --cpt-subnav-dock-width: 68px;
  --cpt-subnav-rail-gap: 24px;
  --cpt-button-height: 36px;
  --cpt-container: 1660px;
  --cpt-outer: 1720px;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --cpt-bg-base: #11151c;
  --cpt-bg-elevated: #0c1017;
  --cpt-bg-soft: #151b24;
  --cpt-bg-muted: #10151d;
  --cpt-bg-note: #131a23;
  --cpt-line: rgba(255, 255, 255, 0.1);
  --cpt-line-strong: rgba(255, 255, 255, 0.2);
  --cpt-rail-line: rgba(255, 255, 255, 0.14);
  --cpt-pattern: rgba(70, 80, 95, 0.55);
  --cpt-pattern-soft: rgba(70, 80, 95, 0.18);
  --cpt-text-primary: rgba(255, 255, 255, 0.96);
  --cpt-text-secondary: rgba(255, 255, 255, 0.72);
  --cpt-text-tertiary: rgba(255, 255, 255, 0.44);
  --cpt-brand-border: rgba(28, 128, 155, 0.42);
  --cpt-brand-soft: rgba(28, 128, 155, 0.14);
  --cpt-brand-soft-strong: rgba(28, 128, 155, 0.22);
  --cpt-ai-text: #c4b5fd;
  --cpt-ai-border: rgba(168, 85, 247, 0.28);
  --cpt-ai-border-hover: rgba(168, 85, 247, 0.42);
  --cpt-ai-bg: #0f141c;
  --cpt-ai-bg-hover-start: rgba(166, 85, 247, 0.12);
  --cpt-ai-bg-hover-end: rgba(36, 208, 235, 0.12);
  --cpt-chart-grid: rgba(255, 255, 255, 0.08);
  --cpt-chart-grid-soft: rgba(255, 255, 255, 0.04);
  --cpt-chart-fill: rgba(28, 128, 155, 0.12);
  --cpt-shadow-offset: 4px 4px 0 rgba(74, 208, 239, 0.14);
  --cpt-surface-shadow: 0 1px 2px rgba(0, 0, 0, 0.22);
  --cpt-subnav-shell: rgba(10, 14, 20, 0.96);
  --cpt-subnav-shell-border: rgba(255, 255, 255, 0.1);
  --cpt-subnav-track: rgba(255, 255, 255, 0.09);
  --cpt-subnav-node: #1a2330;
  --cpt-subnav-node-hover: #243245;
  --cpt-subnav-node-border: rgba(255, 255, 255, 0.06);
  --cpt-subnav-node-border-hover: rgba(255, 255, 255, 0.08);
  --cpt-subnav-text: rgba(255, 255, 255, 0.86);
  --cpt-subnav-text-strong: rgba(255, 255, 255, 0.96);
  --cpt-subnav-hint-bg: rgba(15, 21, 31, 0.96);
  --cpt-subnav-hint-border: rgba(255, 255, 255, 0.08);
  --cpt-subnav-hint-text: rgba(255, 255, 255, 0.88);
  --cpt-subnav-icon-filter: none;
  --cpt-subnav-icon-filter-hover: none;
  --cpt-subnav-icon-filter-active: none;
  --cpt-subnav-shadow: none;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--cpt-font-sans);
  color: var(--cpt-text-primary);
  background: var(--cpt-bg-base);
}

body::before,
body::after {
  content: "";
  position: fixed;
  top: 0;
  bottom: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--cpt-pattern) 1px, transparent 1px),
    linear-gradient(to bottom, var(--cpt-pattern-soft) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.34;
}

body::before {
  left: 0;
  width: max(112px, calc((100vw - var(--cpt-outer)) / 2 + 36px));
}

body::after {
  right: 0;
  width: max(112px, calc((100vw - var(--cpt-outer)) / 2 + 36px));
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

code,
.cpt-param-row code,
.cpt-theme-pill,
.cpt-hero__facts,
.cpt-chart__tag,
.cpt-top-modules span,
.cpt-method-badge,
.cpt-endpoint-card__path {
  font-family: var(--cpt-font-mono);
}

.cpt-page-shell {
  width: 100%;
  padding: 0 0 40px;
}

.cpt-topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--cpt-bg-base);
  border-bottom: 1px solid var(--cpt-line);
}

.cpt-topbar__rail {
  width: min(calc(100% - 48px), var(--cpt-container));
  margin: 0 auto;
  border-left: 1px solid var(--cpt-rail-line);
  border-right: 1px solid var(--cpt-rail-line);
}

.cpt-topbar__inner {
  min-height: 64px;
  width: 100%;
  padding: 0 clamp(18px, 2.8vw, 32px);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 24px;
  align-items: center;
}

.cpt-topbar__brand {
  display: block;
  grid-column: 1;
  color: var(--cpt-text-primary);
  text-decoration: none;
}

.cpt-topbar__brand-mark {
  display: block;
  width: 96px;
  height: 32px;
  object-fit: contain;
  object-position: left center;
}

html[data-theme="dark"] .cpt-topbar__brand-mark {
  filter: brightness(0) invert(1);
}

.cpt-topbar__menu {
  grid-column: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  min-width: 0;
}

.cpt-topbar__menu-toggle,
.cpt-topbar__scrim {
  display: none;
}

.cpt-topbar__menu-toggle {
  grid-column: 2;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid var(--cpt-line);
  border-radius: 999px;
  background: var(--cpt-bg-elevated);
  color: var(--cpt-text-primary);
  cursor: pointer;
}

.cpt-topbar__menu-toggle-box {
  display: grid;
  gap: 4px;
  width: 14px;
}

.cpt-topbar__menu-toggle-box span {
  display: block;
  width: 14px;
  height: 1.5px;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
  transition: transform 180ms ease, opacity 180ms ease;
}

.cpt-topbar__menu-toggle-label {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.cpt-topbar__nav {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.cpt-topbar__nav a,
.cpt-topbar__nav-trigger,
.cpt-topbar__status {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--cpt-text-secondary);
}

.cpt-topbar__nav a,
.cpt-topbar__nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
}

.cpt-topbar__nav-trigger {
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.cpt-topbar__nav-menu {
  position: relative;
}

.cpt-topbar__nav-caret {
  width: 8px;
  height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-1px) rotate(45deg);
  transition: transform 180ms ease;
}

.cpt-topbar__nav-menu.cpt-is-open .cpt-topbar__nav-caret {
  transform: translateY(1px) rotate(225deg);
}

.cpt-topbar__nav-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  min-width: 216px;
  padding: 10px;
  border: 1px solid var(--cpt-line);
  border-radius: 18px;
  background: var(--cpt-bg-elevated);
  box-shadow: var(--cpt-surface-shadow);
  display: grid;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-6px);
  transition:
    opacity 180ms ease,
    transform 180ms ease,
    visibility 180ms ease;
}

.cpt-topbar__nav-menu.cpt-is-open .cpt-topbar__nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.cpt-topbar__nav-dropdown a {
  display: flex;
  align-items: center;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: var(--cpt-bg-muted);
}

.cpt-topbar__nav-dropdown a.cpt-is-active,
.cpt-topbar__nav-dropdown a:hover,
.cpt-topbar__nav-dropdown a:focus-visible {
  border-color: var(--cpt-brand-border);
  background: var(--cpt-brand-soft);
  color: var(--cpt-brand);
}

.cpt-topbar__nav a.cpt-is-active,
.cpt-topbar__nav a:hover,
.cpt-topbar__nav a:focus-visible,
.cpt-topbar__nav-trigger:hover,
.cpt-topbar__nav-trigger:focus-visible,
.cpt-topbar__nav-menu.cpt-has-active-link > .cpt-topbar__nav-trigger,
.cpt-topbar__nav-menu.cpt-is-open > .cpt-topbar__nav-trigger {
  color: var(--cpt-brand);
}

.cpt-topbar__tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  min-width: 0;
}

.cpt-topbar__tools .cpt-button {
  white-space: nowrap;
}

.cpt-topbar__status {
  white-space: nowrap;
}

body.cpt-has-menu-open {
  overflow: hidden;
}

.cpt-subnav {
  position: fixed;
  top: 50%;
  left: var(--cpt-subnav-left-gap);
  z-index: 30;
  transform: translateY(-50%);
  pointer-events: none;
}

.cpt-subnav__rail {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 12px 10px;
  border: 1px solid var(--cpt-subnav-shell-border);
  border-radius: 32px;
  background: var(--cpt-subnav-shell);
  box-shadow: var(--cpt-subnav-shadow);
  pointer-events: auto;
}

.cpt-subnav__rail::before {
  content: "";
  position: absolute;
  top: 18px;
  bottom: 18px;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, transparent 0%, var(--cpt-subnav-track) 18%, var(--cpt-subnav-track) 82%, transparent 100%);
}

.cpt-subnav__item {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--cpt-subnav-node-border);
  border-radius: 999px;
  background: var(--cpt-subnav-node);
  color: var(--cpt-subnav-text);
  transition:
    background-color 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    color 160ms ease;
}

.cpt-subnav__item:hover,
.cpt-subnav__item:focus-visible {
  background: var(--cpt-subnav-node-hover);
  border-color: var(--cpt-subnav-node-border-hover);
  color: var(--cpt-subnav-text-strong);
}

.cpt-subnav__item:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.24);
  outline-offset: 2px;
}

.cpt-subnav__item.cpt-is-active {
  background: var(--cpt-brand);
  border-color: var(--cpt-subnav-node-border-hover);
  color: #ffffff;
  box-shadow: 0 0 0 5px rgba(28, 128, 155, 0.2);
}

.cpt-subnav__icon {
  display: block;
  width: 18px;
  height: 18px;
  object-fit: contain;
  opacity: 0.92;
  filter: var(--cpt-subnav-icon-filter);
}

.cpt-subnav__item:hover .cpt-subnav__icon,
.cpt-subnav__item:focus-visible .cpt-subnav__icon {
  opacity: 1;
  filter: var(--cpt-subnav-icon-filter-hover);
}

.cpt-subnav__item.cpt-is-active .cpt-subnav__icon {
  opacity: 1;
  filter: var(--cpt-subnav-icon-filter-active);
}

.cpt-subnav__hint {
  position: absolute;
  top: 50%;
  left: calc(100% + 12px);
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  border: 1px solid var(--cpt-subnav-hint-border);
  border-radius: 999px;
  background: var(--cpt-subnav-hint-bg);
  color: var(--cpt-subnav-hint-text);
  box-shadow: 0 8px 18px rgba(22, 31, 49, 0.08);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
  opacity: 0;
  transform: translateY(-50%) translateX(-4px);
  transition: opacity 140ms ease, transform 140ms ease;
  pointer-events: none;
}

.cpt-subnav__curve {
  display: none;
}

.cpt-subnav__item:hover .cpt-subnav__hint,
.cpt-subnav__item:focus-visible .cpt-subnav__hint {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

.cpt-theme-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid var(--cpt-line);
  border-radius: 999px;
  background: var(--cpt-bg-elevated);
  font-size: 0.76rem;
  color: var(--cpt-text-secondary);
}

.cpt-rail {
  margin-top: 14px;
}

.cpt-section {
  border-top: 1px solid var(--cpt-line);
}

.cpt-section--disclaimer {
  border-bottom: 1px solid var(--cpt-line);
}

.cpt-section__inner {
  position: relative;
  width: min(calc(100% - 48px), var(--cpt-container));
  margin: 0 auto;
  padding: clamp(18px, 2.8vw, 32px);
  border-left: 1px solid var(--cpt-rail-line);
  border-right: 1px solid var(--cpt-rail-line);
}

.cpt-section__inner::before,
.cpt-section__inner::after,
.cpt-divider-showcase__rail span {
  content: "";
  position: absolute;
  width: 4px;
  height: 4px;
  border: 2px solid var(--cpt-corner-border);
  background: var(--cpt-corner-fill);
  transform: rotate(45deg);
}

.cpt-section__inner::before,
.cpt-section__inner::after {
  z-index: 2;
  box-shadow: none;
  animation: none;
  transition: border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

.cpt-section__inner::before {
  top: -4px;
  left: -4px;
}

.cpt-section__inner::after {
  top: -4px;
  right: -4px;
}

.cpt-rail-node-hit {
  position: absolute;
  top: -12px;
  width: 24px;
  height: 24px;
  z-index: 3;
  background: transparent;
}

.cpt-rail-node-hit--left {
  left: -12px;
}

.cpt-rail-node-hit--right {
  right: -12px;
}

.cpt-rail-node-wave {
  position: absolute;
  top: 12px;
  left: 12px;
  width: 60px;
  height: 60px;
  opacity: 0;
  pointer-events: none;
  overflow: visible;
  transform: translate(-50%, -50%) scale(1);
  transform-origin: center;
}

.cpt-rail-node-wave-shape {
  fill: none;
  stroke: var(--cpt-brand);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.cpt-rail-node-hit.cpt-is-animating .cpt-rail-node-wave {
  animation-name: cpt-node-converge;
  animation-duration: 1s;
  animation-timing-function: linear;
  animation-iteration-count: 1;
}

.cpt-rail-node-hit.cpt-is-animating .cpt-rail-node-wave:nth-child(1) {
  animation-delay: 0ms;
}

.cpt-rail-node-hit.cpt-is-animating .cpt-rail-node-wave:nth-child(2) {
  animation-delay: 160ms;
}

.cpt-rail-node-hit.cpt-is-animating .cpt-rail-node-wave:nth-child(3) {
  animation-delay: 320ms;
}

.cpt-rail-node-hit.cpt-is-animating .cpt-rail-node-wave:nth-child(4) {
  animation-delay: 480ms;
}

.cpt-rail-node-hit.cpt-is-animating .cpt-rail-node-wave:nth-child(5) {
  animation-delay: 640ms;
}

@keyframes cpt-node-converge {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1);
  }

  55% {
    opacity: 0.35;
    transform: translate(-50%, -50%) scale(0.42);
  }

  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(0.066667);
  }
}

@keyframes cpt-node-converge-debug {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1);
  }

  45% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(0.1);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.1);
  }
}

.cpt-eyebrow {
  margin: 0 0 10px;
  font-size: 0.74rem;
  line-height: 1;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cpt-text-tertiary);
}

.cpt-ai-strip {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.cpt-ai-strip::-webkit-scrollbar {
  display: none;
}

.cpt-ai-chip {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-width: 236px;
  min-height: 48px;
  padding: 7px 10px;
  border: 1px solid var(--cpt-ai-border);
  border-radius: 10px;
  background: var(--cpt-ai-bg);
  color: var(--cpt-ai-text);
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.cpt-ai-chip:hover,
.cpt-ai-chip--hover {
  border-color: var(--cpt-ai-border-hover);
  background: linear-gradient(90deg, var(--cpt-ai-bg-hover-start) 0%, var(--cpt-ai-bg-hover-end) 100%);
}

.cpt-ai-chip__icon {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cpt-ai-purple), var(--cpt-ai-cyan));
}

.cpt-ai-chip__glyph {
  width: 10px;
  height: 10px;
  background: rgba(255, 255, 255, 0.98);
  clip-path: polygon(18% 16%, 84% 50%, 18% 84%, 34% 50%);
}

.cpt-ai-chip__text {
  min-width: 0;
  font-size: 0.75rem;
  line-height: 1.2;
  font-weight: 500;
  text-align: left;
}

.cpt-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(580px, 0.9fr);
  gap: 28px;
  align-items: start;
}

.cpt-hero__copy h1 {
  margin: 0;
  font-size: clamp(3.2rem, 7vw, 6rem);
  line-height: 0.88;
  letter-spacing: -0.07em;
}

.cpt-hero__lead {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 0.98rem;
  line-height: 1.82;
  color: var(--cpt-text-secondary);
}

.cpt-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.cpt-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.78rem;
  color: var(--cpt-text-secondary);
}

.cpt-hero__facts li {
  padding: 8px 10px;
  border: 1px solid var(--cpt-line);
  border-radius: 999px;
  background: var(--cpt-bg-elevated);
}

.cpt-hero__stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.cpt-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--cpt-button-height);
  padding: 0 16px;
  border: 1px solid var(--cpt-line);
  border-radius: 8px;
  background: var(--cpt-bg-elevated);
  color: var(--cpt-text-primary);
  font-size: 0.875rem;
  line-height: 1.571;
  font-weight: 400;
  transition: background-color 160ms ease, border-color 160ms ease, box-shadow 160ms ease, color 160ms ease;
}

.cpt-button:hover {
  border-color: var(--cpt-brand-border);
}

.cpt-button--primary {
  border-color: var(--cpt-brand-border);
  background: var(--cpt-brand);
  color: #ffffff;
}

.cpt-button--secondary {
  background: var(--cpt-bg-soft);
}

.cpt-button--surface {
  border-color: var(--cpt-line);
  background: var(--cpt-bg-elevated);
  box-shadow: var(--cpt-surface-shadow);
}

.cpt-button--surface:hover,
.cpt-button--surface-hover {
  background: var(--cpt-bg-soft);
  border-color: var(--cpt-line-strong);
}

.cpt-focus-panel,
.cpt-top-modules,
.cpt-spec__copy,
.cpt-spec__example,
.cpt-spec__specs,
.cpt-endpoint-card,
.cpt-focus-card,
.cpt-theme-surface,
.cpt-layout-card,
.cpt-container-ruler,
.cpt-divider-showcase__block,
.cpt-demo-navbar {
  border: 1px solid var(--cpt-line);
  border-radius: 12px;
  background: var(--cpt-bg-elevated);
}

.cpt-panel--offset {
  box-shadow: var(--cpt-shadow-offset);
}

.cpt-focus-panel,
.cpt-top-modules,
.cpt-spec__copy,
.cpt-spec__example,
.cpt-spec__specs,
.cpt-focus-card {
  padding: 18px;
}

.cpt-focus-panel h2 {
  margin: 0;
  font-size: 1.92rem;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.cpt-chart {
  position: relative;
  height: 176px;
  margin-top: 16px;
  border: 1px solid var(--cpt-line);
  border-radius: 12px;
  overflow: hidden;
  background-image:
    linear-gradient(to right, var(--cpt-chart-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--cpt-chart-grid-soft) 1px, transparent 1px);
  background-size: 32px 32px;
  background-color: var(--cpt-bg-soft);
}

.cpt-chart__line {
  position: absolute;
  inset: 28px 16px 18px;
  background: linear-gradient(180deg, transparent 58%, var(--cpt-chart-fill));
  clip-path: polygon(0% 76%, 10% 70%, 20% 72%, 32% 62%, 44% 66%, 58% 48%, 70% 54%, 80% 32%, 90% 38%, 100% 18%, 100% 100%, 0 100%);
}

.cpt-chart__line::after {
  content: "";
  position: absolute;
  inset: 0;
  border-bottom: 3px solid var(--cpt-brand);
  clip-path: polygon(0% 76%, 10% 70%, 20% 72%, 32% 62%, 44% 66%, 58% 48%, 70% 54%, 80% 32%, 90% 38%, 100% 18%, 100% 22%, 90% 42%, 80% 36%, 70% 58%, 58% 52%, 44% 70%, 32% 66%, 20% 76%, 10% 74%, 0% 80%);
}

.cpt-chart__tag {
  position: absolute;
  top: 16px;
  right: 16px;
  min-height: 28px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: var(--cpt-brand);
  color: #ffffff;
  font-size: 0.76rem;
}

.cpt-top-modules ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.cpt-top-modules li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
}

.cpt-top-modules span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--cpt-brand-border);
  border-radius: 999px;
  background: var(--cpt-brand-soft);
  color: var(--cpt-brand);
  font-size: 0.76rem;
}

.cpt-top-modules b {
  font-size: 0.92rem;
  line-height: 1.42;
}

.cpt-spec__head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 18px;
}

.cpt-spec__head h2 {
  margin: 0;
  font-size: clamp(1.9rem, 3.8vw, 2.9rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
}

.cpt-spec__head > p {
  max-width: 48ch;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--cpt-text-secondary);
}

.cpt-spec__body {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(560px, 1.35fr) minmax(300px, 0.95fr);
  gap: 14px;
}

.cpt-spec__copy h3,
.cpt-spec__example h3,
.cpt-spec__specs h3 {
  margin: 0;
  font-size: 1rem;
}

.cpt-spec__copy p,
.cpt-spec__example p,
.cpt-disclaimer {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--cpt-text-secondary);
}

.cpt-spec__copy p {
  margin: 12px 0 0;
}

.cpt-type-grid,
.cpt-palette-grid,
.cpt-theme-grid,
.cpt-component-row,
.cpt-divider-showcase,
.cpt-layout-grid {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.cpt-type-grid {
  grid-template-columns: 1fr;
  gap: 10px;
}

.cpt-type-sample {
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.cpt-type-sample--display {
  font-size: clamp(2.4rem, 4vw, 3.8rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  font-weight: 700;
}

.cpt-type-sample--h1 {
  font-size: 2rem;
  line-height: 1.08;
  font-weight: 700;
}

.cpt-type-sample--h2 {
  font-size: 1.5rem;
  line-height: 1.18;
  font-weight: 700;
}

.cpt-type-sample--h3 {
  font-size: 1.22rem;
  line-height: 1.28;
  font-weight: 600;
}

.cpt-type-sample--h4 {
  font-size: 1.125rem;
  line-height: 1.35;
  font-weight: 600;
}

.cpt-type-sample--body-l {
  font-size: 1rem;
  line-height: 1.75;
}

.cpt-type-sample--body-m {
  font-size: 0.875rem;
  line-height: 1.6;
}

.cpt-type-sample--body-s {
  font-size: 0.8125rem;
  line-height: 1.54;
}

.cpt-type-sample--label {
  font-size: 0.75rem;
  line-height: 1.35;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.cpt-type-sample--overline {
  font-size: 0.75rem;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cpt-text-tertiary);
}

.cpt-type-sample--caption {
  font-size: 0.6875rem;
  line-height: 1.5;
  color: var(--cpt-text-tertiary);
}

.cpt-type-sample--mono {
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--cpt-brand);
}

.cpt-palette-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.cpt-palette-chip {
  display: grid;
  align-content: end;
  gap: 8px;
  min-height: 108px;
  padding: 14px;
  border: 1px solid var(--cpt-line);
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.94);
}

.cpt-palette-chip span,
.cpt-status-card span,
.cpt-token-surface p {
  font-size: 0.72rem;
  line-height: 1.45;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cpt-palette-chip code,
.cpt-status-card strong,
.cpt-token-surface strong {
  font-size: 0.84rem;
  line-height: 1.45;
}

.cpt-palette-chip code {
  font-family: inherit;
  color: inherit;
  opacity: 0.92;
}

.cpt-palette-chip--brand {
  background: var(--cpt-brand);
}

.cpt-palette-chip--soft {
  background: var(--cpt-brand-soft);
  color: var(--cpt-text-primary);
}

.cpt-palette-chip--line {
  background: color-mix(in srgb, #a1a1aa 20%, #ffffff);
  color: var(--cpt-text-primary);
}

.cpt-palette-chip--ai {
  background: linear-gradient(90deg, var(--cpt-ai-purple), var(--cpt-ai-blue), var(--cpt-ai-cyan));
}

.cpt-status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.cpt-tone-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 14px;
}

.cpt-tone-card {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--cpt-line);
  border-radius: var(--cpt-radius-card-md);
}

.cpt-tone-card p,
.cpt-family-row__meta span {
  margin: 0;
  font-size: 0.72rem;
  line-height: 1.45;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cpt-tone-card--light {
  background: var(--cpt-bg-elevated);
  color: var(--cpt-text-primary);
}

.cpt-tone-card--dark {
  border-color: rgba(255, 255, 255, 0.12);
  background: #0c1017;
  color: rgba(255, 255, 255, 0.94);
}

.cpt-tone-card__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.cpt-tone-chip {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid var(--cpt-tone-chip-border, var(--cpt-line));
  border-radius: 10px;
  background: var(--cpt-tone-chip-bg, transparent);
}

.cpt-tone-card--dark .cpt-tone-chip {
  --cpt-tone-chip-border: rgba(255, 255, 255, 0.1);
  --cpt-tone-chip-bg: rgba(255, 255, 255, 0.03);
}

.cpt-tone-chip i {
  display: block;
  width: 12px;
  height: 12px;
  border: 1px solid var(--cpt-chip-swatch-border, rgba(22, 31, 49, 0.12));
  background: var(--cpt-chip-swatch);
  transform: rotate(45deg);
}

.cpt-tone-chip__copy {
  display: grid;
  gap: 2px;
}

.cpt-tone-chip__copy span {
  font-size: 0.72rem;
  line-height: 1.35;
  color: inherit;
}

.cpt-tone-chip__copy code,
.cpt-family-step code {
  font-size: 0.72rem;
  line-height: 1.35;
  color: inherit;
  opacity: 0.78;
}

.cpt-status-card {
  display: grid;
  gap: 6px;
  min-height: 84px;
  padding: 14px;
  border: 1px solid var(--cpt-line);
  border-radius: var(--cpt-radius-card-md);
  background: var(--cpt-bg-elevated);
}

.cpt-status-card strong {
  font-size: 1rem;
}

.cpt-status-card--success {
  border-color: color-mix(in srgb, var(--cpt-success) 28%, var(--cpt-line));
  background: color-mix(in srgb, var(--cpt-success) 12%, #ffffff);
  color: color-mix(in srgb, var(--cpt-success-strong) 82%, var(--cpt-text-primary));
}

.cpt-status-card--warning {
  border-color: color-mix(in srgb, var(--cpt-warning) 28%, var(--cpt-line));
  background: color-mix(in srgb, var(--cpt-warning) 12%, #ffffff);
  color: color-mix(in srgb, var(--cpt-warning-strong) 82%, var(--cpt-text-primary));
}

.cpt-status-card--error {
  border-color: color-mix(in srgb, var(--cpt-error) 28%, var(--cpt-line));
  background: color-mix(in srgb, var(--cpt-error) 10%, #ffffff);
  color: color-mix(in srgb, var(--cpt-error-strong) 82%, var(--cpt-text-primary));
}

.cpt-status-card--info {
  border-color: color-mix(in srgb, var(--cpt-info) 28%, var(--cpt-line));
  background: color-mix(in srgb, var(--cpt-info) 12%, #ffffff);
  color: color-mix(in srgb, var(--cpt-info-strong) 80%, var(--cpt-text-primary));
}

.cpt-family-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.cpt-family-row {
  display: grid;
  grid-template-columns: minmax(104px, 116px) 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid var(--cpt-line);
  border-radius: var(--cpt-radius-card-md);
  background: var(--cpt-bg-elevated);
}

.cpt-family-row__meta {
  display: grid;
  gap: 2px;
}

.cpt-family-row__meta strong {
  font-size: 0.92rem;
  line-height: 1.35;
}

.cpt-family-row__scale {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.cpt-family-step {
  display: grid;
  gap: 4px;
  align-content: end;
  min-height: 60px;
  padding: 8px;
  border: 1px solid color-mix(in srgb, var(--cpt-step-bg) 70%, rgba(22, 31, 49, 0.12));
  border-radius: 10px;
  background: var(--cpt-step-bg);
  color: var(--cpt-step-text, rgba(255, 255, 255, 0.94));
}

.cpt-family-step b {
  font-size: 0.72rem;
  line-height: 1;
}

.cpt-semantic-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.cpt-semantic-chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border: 1px dashed var(--cpt-line-strong);
  border-radius: 999px;
  background: color-mix(in srgb, var(--cpt-brand-soft) 60%, #ffffff);
  font-size: 0.72rem;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cpt-text-secondary);
}

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

.cpt-theme-surface {
  padding: 16px;
}

.cpt-theme-surface p {
  margin: 0 0 10px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cpt-theme-surface strong {
  font-size: 0.92rem;
  line-height: 1.5;
}

.cpt-theme-surface--light {
  color: #161f31;
  background: #ffffff;
}

.cpt-theme-surface--dark {
  color: rgba(255, 255, 255, 0.94);
  background: #0c1017;
}

.cpt-component-row {
  display: flex;
  flex-wrap: wrap;
}

.cpt-endpoint-card {
  padding: 18px;
  display: grid;
  gap: 12px;
}

.cpt-endpoint-card__top,
.cpt-endpoint-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.cpt-method-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  background: var(--cpt-brand-soft);
  color: var(--cpt-brand);
}

.cpt-endpoint-card__path {
  font-size: 0.96rem;
  line-height: 1.2;
}

.cpt-endpoint-card p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--cpt-text-secondary);
}

.cpt-endpoint-card__meta {
  font-size: 0.76rem;
  color: var(--cpt-text-tertiary);
}

.cpt-token-surface-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.cpt-token-surface {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--cpt-line);
  border-radius: var(--cpt-radius-card-md);
  background: var(--cpt-bg-muted);
}

.cpt-token-surface p {
  margin: 0;
  color: var(--cpt-text-tertiary);
}

.cpt-token-surface strong {
  font-size: 0.94rem;
  color: var(--cpt-text-primary);
}

.cpt-token-surface__demo {
  min-height: 72px;
  border: 1px solid var(--cpt-line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(245, 247, 250, 0.92)),
    var(--cpt-bg-elevated);
}

.cpt-token-surface--card .cpt-token-surface__demo {
  border-radius: var(--cpt-radius-md);
  box-shadow: var(--cpt-shadow-card);
}

.cpt-token-surface--modal .cpt-token-surface__demo {
  border-radius: var(--cpt-radius-lg);
  box-shadow: var(--cpt-shadow-modal-sm);
}

.cpt-token-surface--focus .cpt-token-surface__demo {
  border-radius: var(--cpt-radius-md);
  box-shadow: var(--cpt-shadow-focus);
}

.cpt-token-surface--input .cpt-token-surface__demo {
  min-height: 46px;
  align-self: center;
  border-radius: var(--cpt-radius-md);
  box-shadow: var(--cpt-shadow-focus-input);
}

.cpt-segmented {
  display: inline-flex;
  gap: 2px;
  padding: 4px;
  border-radius: 10px;
  background: var(--cpt-bg-soft);
}

.cpt-segmented button {
  min-width: 84px;
  min-height: var(--cpt-button-height);
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--cpt-text-secondary);
}

.cpt-segmented button[aria-selected="true"] {
  border-color: var(--cpt-brand-border);
  background: var(--cpt-bg-elevated);
  color: var(--cpt-text-primary);
}

.cpt-divider-showcase__block {
  padding: 16px;
}

.cpt-divider-showcase__block--muted {
  background: var(--cpt-bg-soft);
}

.cpt-divider-showcase__block p {
  margin: 0 0 8px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cpt-text-tertiary);
}

.cpt-divider-showcase__block strong,
.cpt-focus-card strong {
  font-size: 1rem;
  line-height: 1.45;
}

.cpt-divider-showcase__rail {
  position: relative;
  height: 1px;
  background: var(--cpt-line);
}

.cpt-divider-showcase__rail span:first-child {
  top: -4px;
  left: -4px;
}

.cpt-divider-showcase__rail span:last-child {
  top: -4px;
  right: -4px;
}

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

.cpt-layout-card {
  padding: 14px;
}

.cpt-layout-card__actions {
  margin-top: 12px;
}

.cpt-layout-card__label {
  margin: 0 0 12px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cpt-text-tertiary);
}

.cpt-layout-card__desc {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.58;
  color: var(--cpt-text-secondary);
}

.cpt-layout-rail {
  display: grid;
  gap: 8px;
}

.cpt-layout-block {
  min-height: 52px;
  border: 1px solid var(--cpt-line);
  border-radius: 10px;
  background: var(--cpt-bg-soft);
}

.cpt-layout-block--wide {
  min-height: 76px;
}

.cpt-container-ruler {
  padding: 12px;
  background: var(--cpt-bg-soft);
}

.cpt-container-ruler__outer,
.cpt-container-ruler__inner {
  display: grid;
  place-items: center;
  min-height: 102px;
  border-radius: 8px;
  font-size: 0.84rem;
}

.cpt-container-ruler__outer {
  border: 1px dashed var(--cpt-line-strong);
  color: var(--cpt-text-tertiary);
}

.cpt-container-ruler__inner {
  width: min(100%, var(--cpt-container));
  margin: 0 auto;
  border: 1px solid var(--cpt-brand-border);
  background: var(--cpt-brand-soft);
  color: var(--cpt-text-primary);
}

.cpt-preview-shell {
  display: grid;
  gap: 16px;
}

.cpt-preview-stack,
.cpt-preview-sidebar,
.cpt-preview-card,
.cpt-preview-banner,
.cpt-preview-tile,
.cpt-preview-note {
  border: 1px solid var(--cpt-line);
  border-radius: 12px;
  background: var(--cpt-bg-elevated);
}

.cpt-preview-stack,
.cpt-preview-card,
.cpt-preview-note {
  padding: 18px;
}

.cpt-preview-stack h2,
.cpt-preview-card h2,
.cpt-preview-banner h2,
.cpt-preview-note h2 {
  margin: 0;
  font-size: 1.4rem;
  line-height: 1.2;
}

.cpt-preview-stack p,
.cpt-preview-card p,
.cpt-preview-banner p,
.cpt-preview-note p {
  margin: 10px 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--cpt-text-secondary);
}

.cpt-preview-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.cpt-preview-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--cpt-line);
  border-radius: 999px;
  background: var(--cpt-bg-soft);
  font-size: 0.75rem;
  color: var(--cpt-text-secondary);
}

.cpt-preview-banner {
  padding: 22px;
  background:
    linear-gradient(180deg, transparent 0%, rgba(28, 128, 155, 0.05) 100%),
    var(--cpt-bg-elevated);
}

.cpt-preview-banner__content {
  max-width: 74ch;
}

.cpt-preview-rail {
  display: grid;
  gap: 14px;
}

.cpt-preview-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 16px;
}

.cpt-preview-sidebar {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.cpt-preview-sidebar__item {
  padding-top: 12px;
  border-top: 1px solid var(--cpt-line);
}

.cpt-preview-sidebar__item:first-child {
  padding-top: 0;
  border-top: none;
}

.cpt-preview-sidebar__item strong {
  display: block;
  font-size: 0.95rem;
  line-height: 1.45;
}

.cpt-preview-sidebar__item p {
  margin: 8px 0 0;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--cpt-text-secondary);
}

.cpt-preview-matrix {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 14px;
}

.cpt-preview-card--feature {
  grid-column: span 6;
}

.cpt-preview-card--regular {
  grid-column: span 3;
}

.cpt-preview-viewport {
  display: grid;
  gap: 16px;
}

.cpt-preview-ruler {
  border: 1px dashed var(--cpt-line-strong);
  border-radius: 12px;
  background: var(--cpt-bg-soft);
  padding: 14px;
}

.cpt-preview-ruler__outer,
.cpt-preview-ruler__inner {
  display: grid;
  place-items: center;
  min-height: 110px;
  border-radius: 10px;
  font-size: 0.84rem;
}

.cpt-preview-ruler__outer {
  border: 1px dashed var(--cpt-line-strong);
  color: var(--cpt-text-tertiary);
}

.cpt-preview-ruler__inner {
  width: min(100%, var(--cpt-container));
  margin: 0 auto;
  border: 1px solid var(--cpt-brand-border);
  background: var(--cpt-brand-soft);
}

.cpt-preview-note {
  background: var(--cpt-bg-soft);
}

.cpt-layout-page-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 18px;
  align-items: end;
}

.cpt-layout-page-intro h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 0.94;
  letter-spacing: -0.05em;
}

.cpt-layout-page-intro p {
  margin: 0;
  max-width: 46ch;
  font-size: 0.95rem;
  line-height: 1.72;
  color: var(--cpt-text-secondary);
}

.cpt-layout-page-intro__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.cpt-layout-page-intro__meta span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--cpt-line);
  border-radius: 999px;
  background: var(--cpt-bg-elevated);
  font-size: 0.76rem;
  color: var(--cpt-text-secondary);
}

.cpt-is-up,
.cpt-is-down {
  font-style: normal;
  font-weight: 600;
  font-size: 0.76rem;
  letter-spacing: 0.01em;
}

.cpt-is-up {
  color: #2f8f5b;
}

.cpt-is-down {
  color: #d34f4c;
}

.cpt-rail-dashboard-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.cpt-rail-dashboard-head h1 {
  margin: 0;
  font-size: clamp(1.9rem, 3.6vw, 2.8rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
}

.cpt-rail-overview-grid,
.cpt-rail-summary-grid,
.cpt-rail-news-grid {
  display: grid;
  gap: 14px;
}

.cpt-rail-overview-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: minmax(128px, auto);
}

.cpt-rail-ranking-card,
.cpt-rail-stat-card,
.cpt-rail-gauge-card,
.cpt-rail-summary-card,
.cpt-rail-sector-card,
.cpt-rail-feed-card,
.cpt-rail-calendar-card,
.cpt-rail-market-card {
  padding: 16px;
  border: 1px solid var(--cpt-line);
  border-radius: 12px;
  background: var(--cpt-bg-elevated);
}

.cpt-rail-ranking-card--span {
  grid-row: span 2;
}

.cpt-rail-card-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.cpt-rail-card-head .cpt-eyebrow {
  margin: 0;
}

.cpt-rail-card-head__badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border: 1px solid var(--cpt-line);
  border-radius: 999px;
  background: var(--cpt-bg-soft);
  font-size: 0.72rem;
  color: var(--cpt-text-secondary);
}

.cpt-rail-card-head__badge--up {
  border-color: rgba(47, 143, 91, 0.16);
  background: rgba(47, 143, 91, 0.08);
  color: #2f8f5b;
}

.cpt-rail-rank-list,
.cpt-rail-feed-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.cpt-rail-rank-list {
  display: grid;
  gap: 10px;
}

.cpt-rail-rank-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 12px;
  align-items: center;
  padding-top: 10px;
  border-top: 1px solid var(--cpt-line);
}

.cpt-rail-rank-list li:first-child {
  padding-top: 0;
  border-top: none;
}

.cpt-rail-rank-list span,
.cpt-rail-rank-list b {
  font-size: 0.86rem;
}

.cpt-rail-rank-list span {
  color: var(--cpt-text-primary);
}

.cpt-rail-rank-list b,
.cpt-rail-market-row b {
  font-weight: 600;
  color: var(--cpt-text-secondary);
}

.cpt-rail-stat-card,
.cpt-rail-gauge-card,
.cpt-rail-sector-card {
  min-height: 128px;
}

.cpt-rail-stat-card strong,
.cpt-rail-gauge-card strong {
  display: block;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.cpt-rail-stat-card p,
.cpt-rail-summary-card p,
.cpt-rail-calendar-list p {
  margin: 10px 0 0;
  font-size: 0.86rem;
  line-height: 1.64;
  color: var(--cpt-text-secondary);
}

.cpt-rail-gauge-card {
  display: grid;
  align-content: start;
}

.cpt-rail-gauge {
  position: relative;
  width: 152px;
  height: 88px;
  margin: 4px auto 0;
}

.cpt-rail-gauge__ring {
  position: absolute;
  top: 0;
  left: 50%;
  width: 152px;
  height: 152px;
  border-radius: 50%;
  transform: translateX(-50%);
  background: conic-gradient(from 210deg, #d96d5b 0deg, #d96d5b 48deg, #f2be66 48deg, #f2be66 96deg, #76b977 96deg, #76b977 160deg, transparent 160deg, transparent 360deg);
  clip-path: inset(0 0 50% 0);
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 10px), #000 0);
  mask: radial-gradient(farthest-side, transparent calc(100% - 10px), #000 0);
}

.cpt-rail-gauge__needle {
  position: absolute;
  bottom: 14px;
  left: calc(50% - 2px);
  width: 48px;
  height: 2px;
  border-radius: 999px;
  background: var(--cpt-text-primary);
  transform-origin: 2px 50%;
  transform: rotate(-12deg);
}

.cpt-rail-gauge__needle::after {
  content: "";
  position: absolute;
  left: -4px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cpt-text-primary);
  transform: translateY(-50%);
}

.cpt-rail-gauge span {
  position: absolute;
  bottom: 0;
  left: 50%;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  transform: translateX(-50%);
}

.cpt-rail-summary-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.88fr);
}

.cpt-rail-summary-card h2 {
  margin: 0;
  font-size: clamp(1.3rem, 2.2vw, 1.78rem);
  line-height: 1.14;
}

.cpt-rail-summary-card {
  min-height: 198px;
}

.cpt-rail-sector-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.cpt-rail-sector-tile {
  display: grid;
  gap: 8px;
  align-content: center;
  min-height: 82px;
  padding: 12px;
  border: 1px solid var(--cpt-line);
  border-radius: 10px;
}

.cpt-rail-sector-tile strong {
  font-size: 0.92rem;
  line-height: 1.3;
}

.cpt-rail-sector-tile--lime {
  background: linear-gradient(180deg, rgba(236, 248, 186, 0.7), rgba(247, 251, 232, 0.88));
}

.cpt-rail-sector-tile--mint {
  background: linear-gradient(180deg, rgba(213, 246, 226, 0.78), rgba(243, 250, 247, 0.94));
}

.cpt-rail-sector-tile--sand {
  background: linear-gradient(180deg, rgba(251, 231, 196, 0.82), rgba(252, 246, 233, 0.94));
}

.cpt-rail-sector-tile--rose {
  background: linear-gradient(180deg, rgba(249, 216, 226, 0.82), rgba(252, 243, 247, 0.94));
}

.cpt-rail-news-wrap {
  position: relative;
}

.cpt-rail-news-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cpt-rail-feed-card,
.cpt-rail-calendar-card {
  min-height: 256px;
}

.cpt-rail-feed-list {
  display: grid;
  gap: 10px;
}

.cpt-rail-feed-list li {
  position: relative;
  padding-left: 14px;
  font-size: 0.84rem;
  line-height: 1.56;
  color: var(--cpt-text-secondary);
}

.cpt-rail-feed-list li::before {
  content: "";
  position: absolute;
  top: 0.42rem;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--cpt-brand) 48%, #ffffff);
}

.cpt-rail-calendar-list {
  display: grid;
  gap: 14px;
}

.cpt-rail-calendar-list strong {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cpt-rail-feedback {
  position: absolute;
  top: 50%;
  right: -64px;
  display: grid;
  gap: 2px;
  place-items: center;
  width: 58px;
  min-height: 72px;
  border: 1px solid var(--cpt-line-strong);
  border-radius: 12px;
  background: var(--cpt-bg-elevated);
  box-shadow: var(--cpt-surface-shadow);
  transform: translateY(-50%);
}

.cpt-rail-feedback span {
  font-size: 0.66rem;
  color: var(--cpt-text-tertiary);
}

.cpt-rail-feedback strong {
  font-size: 1.1rem;
  line-height: 1;
}

.cpt-rail-market-card {
  padding-bottom: 12px;
}

.cpt-rail-market-card .cpt-layout-page-intro__meta {
  margin-top: 0;
}

.cpt-rail-market-scroll {
  overflow-x: auto;
  padding-bottom: 4px;
}

.cpt-rail-market-table {
  min-width: 980px;
}

.cpt-rail-market-row {
  display: grid;
  grid-template-columns: 40px minmax(160px, 1.4fr) minmax(92px, 0.9fr) minmax(70px, 0.6fr) minmax(70px, 0.6fr) minmax(96px, 0.8fr) minmax(120px, 1fr) minmax(64px, 0.6fr);
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-top: 1px solid var(--cpt-line);
  font-size: 0.82rem;
  color: var(--cpt-text-secondary);
}

.cpt-rail-market-row--head {
  padding-top: 0;
  border-top: none;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cpt-text-tertiary);
}

.cpt-rail-market-row strong {
  display: grid;
  gap: 2px;
  font-size: 0.88rem;
  line-height: 1.3;
  color: var(--cpt-text-primary);
}

.cpt-rail-market-row strong em {
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cpt-text-tertiary);
}

.cpt-rail-sparkline {
  width: 100%;
  height: 28px;
}

.cpt-rail-sparkline polyline {
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cpt-rail-sparkline--up polyline {
  stroke: #6dbc73;
}

.cpt-rail-sparkline--down polyline {
  stroke: #d56f6c;
}

.cpt-rail-flow-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) 320px;
  gap: 16px;
  align-items: start;
}

.cpt-rail-flow-stack {
  display: grid;
  gap: 14px;
}

.cpt-rail-flow-block,
.cpt-split-stage,
.cpt-split-article,
.cpt-split-side-card,
.cpt-matrix-card,
.cpt-band-card,
.cpt-band-inline {
  border: 1px solid var(--cpt-line);
  border-radius: 12px;
  background: var(--cpt-bg-elevated);
}

.cpt-rail-flow-block,
.cpt-split-stage,
.cpt-split-article,
.cpt-split-side-card,
.cpt-matrix-card,
.cpt-band-card,
.cpt-band-inline {
  padding: 18px;
}

.cpt-rail-flow-block h2,
.cpt-split-stage h2,
.cpt-split-article h2,
.cpt-matrix-card h2,
.cpt-band-card h2,
.cpt-band-inline h2 {
  margin: 0;
  font-size: 1.46rem;
  line-height: 1.16;
}

.cpt-rail-flow-block p,
.cpt-split-stage p,
.cpt-split-article p,
.cpt-matrix-card p,
.cpt-band-card p,
.cpt-band-inline p,
.cpt-split-side-card p {
  margin: 10px 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--cpt-text-secondary);
}

.cpt-rail-flow-block--grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 16px;
}

.cpt-rail-flow-mini-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.cpt-rail-flow-mini {
  min-height: 112px;
  padding: 14px;
  border: 1px solid var(--cpt-line);
  border-radius: 10px;
  background: var(--cpt-bg-soft);
}

.cpt-rail-flow-mini strong {
  display: block;
  font-size: 0.96rem;
  line-height: 1.4;
}

.cpt-rail-flow-mini p {
  margin: 8px 0 0;
  font-size: 0.82rem;
  line-height: 1.58;
  color: var(--cpt-text-secondary);
}

.cpt-rail-flow-side {
  display: grid;
  gap: 12px;
}

.cpt-rail-flow-side__item {
  padding-top: 12px;
  border-top: 1px solid var(--cpt-line);
}

.cpt-rail-flow-side__item:first-child {
  padding-top: 0;
  border-top: none;
}

.cpt-rail-flow-side__item strong {
  display: block;
  font-size: 0.94rem;
  line-height: 1.42;
}

.cpt-rail-flow-side__item p {
  margin: 8px 0 0;
  font-size: 0.82rem;
  line-height: 1.58;
  color: var(--cpt-text-secondary);
}

.cpt-split-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 16px;
  align-items: start;
}

.cpt-split-page__main,
.cpt-split-page__side {
  display: grid;
  gap: 16px;
}

.cpt-split-page__side {
  position: sticky;
  top: 88px;
}

.cpt-split-stage {
  min-height: 300px;
}

.cpt-split-stage__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.cpt-split-stage__chart {
  margin-top: 18px;
  min-height: 180px;
  border: 1px solid var(--cpt-line);
  border-radius: 12px;
  background:
    linear-gradient(to right, var(--cpt-chart-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--cpt-chart-grid-soft) 1px, transparent 1px),
    linear-gradient(180deg, transparent 0%, var(--cpt-chart-fill) 100%);
  background-size: 30px 30px, 30px 30px, 100% 100%;
}

.cpt-split-articles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.cpt-split-side-card strong {
  display: block;
  font-size: 1rem;
  line-height: 1.42;
}

.cpt-split-side-card ul {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.cpt-split-side-card li {
  padding-top: 10px;
  border-top: 1px solid var(--cpt-line);
  font-size: 0.84rem;
  line-height: 1.58;
  color: var(--cpt-text-secondary);
}

.cpt-split-side-card li:first-child {
  padding-top: 0;
  border-top: none;
}

.cpt-matrix-filterbar {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: none;
}

.cpt-matrix-filterbar::-webkit-scrollbar {
  display: none;
}

.cpt-matrix-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 14px;
}

.cpt-matrix-card--hero {
  grid-column: span 7;
  min-height: 280px;
}

.cpt-matrix-card--tall {
  grid-column: span 5;
  min-height: 280px;
}

.cpt-matrix-card--wide {
  grid-column: span 6;
  min-height: 180px;
}

.cpt-matrix-card--small {
  grid-column: span 3;
  min-height: 150px;
}

.cpt-matrix-card__list {
  margin: 16px 0 0;
  display: grid;
  gap: 10px;
}

.cpt-matrix-card__list span {
  display: block;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid var(--cpt-line);
  border-radius: 10px;
  background: var(--cpt-bg-soft);
  font-size: 0.84rem;
  line-height: 1.48;
  color: var(--cpt-text-secondary);
}

.cpt-band {
  padding: 18px 0;
}

.cpt-band--soft {
  background: var(--cpt-bg-soft);
}

.cpt-band--brand {
  background: var(--cpt-brand-soft);
}

.cpt-band__inner {
  width: min(calc(100% - 48px), var(--cpt-container));
  margin: 0 auto;
  padding: clamp(18px, 2.8vw, 32px);
  border-left: 1px solid var(--cpt-rail-line);
  border-right: 1px solid var(--cpt-rail-line);
}

.cpt-band__frame {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) 320px;
  gap: 18px;
  align-items: stretch;
}

.cpt-band-card--accent {
  background: linear-gradient(180deg, transparent 0%, rgba(28, 128, 155, 0.06) 100%), var(--cpt-bg-elevated);
}

.cpt-band-inline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  align-items: stretch;
}

.cpt-band-card,
.cpt-band-inline > div {
  height: 100%;
}

.cpt-band-inline > div {
  padding: 14px;
  border: 1px solid var(--cpt-line);
  border-radius: 10px;
  background: var(--cpt-bg-soft);
}

.cpt-band-inline strong {
  display: block;
  font-size: 0.94rem;
  line-height: 1.42;
}

.cpt-band-inline p {
  margin: 8px 0 0;
  font-size: 0.82rem;
  line-height: 1.58;
  color: var(--cpt-text-secondary);
}

.cpt-split-demo {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 8px;
}

.cpt-split-demo span,
.cpt-matrix-demo span {
  border: 1px solid var(--cpt-line);
  border-radius: 10px;
  background: var(--cpt-bg-soft);
}

.cpt-split-demo span {
  min-height: 104px;
  display: grid;
  place-items: center;
  font-size: 0.84rem;
}

.cpt-split-demo__main {
  grid-column: span 8;
}

.cpt-split-demo__side {
  grid-column: span 4;
}

.cpt-matrix-demo {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.cpt-matrix-demo span {
  min-height: 124px;
  background-image:
    linear-gradient(to bottom, rgba(216, 223, 232, 0.32) 1px, transparent 1px),
    linear-gradient(180deg, transparent 0%, rgba(28, 128, 155, 0.05) 100%);
  background-size: 100% 18px, 100% 100%;
}

.cpt-param-list {
  display: grid;
  gap: 10px;
}

.cpt-param-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px 14px;
  padding: 12px 0;
  border-top: 1px solid var(--cpt-line);
}

.cpt-param-row:first-child {
  border-top: none;
  padding-top: 0;
}

.cpt-param-row__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--cpt-text-secondary);
}

.cpt-param-row b {
  justify-self: end;
  font-size: 0.84rem;
  font-weight: 600;
}

.cpt-param-row code {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 26px;
  padding: 0 8px;
  border: 1px solid var(--cpt-line);
  border-radius: 8px;
  background: var(--cpt-bg-soft);
  font-size: 0.76rem;
  color: var(--cpt-text-secondary);
}

.cpt-swatch {
  width: 14px;
  height: 14px;
  border: 1px solid var(--cpt-line);
  border-radius: 3px;
}

.cpt-swatch--brand {
  background: var(--cpt-brand);
}

.cpt-swatch--soft {
  background: var(--cpt-bg-base);
}

.cpt-swatch--line {
  background: #a1a1aa;
}

.cpt-swatch--ai {
  background: linear-gradient(90deg, var(--cpt-ai-purple), var(--cpt-ai-blue), var(--cpt-ai-cyan));
}

.cpt-disclaimer {
  margin: 0;
  text-align: center;
}

@media (min-width: 981px) {
  body:has(.cpt-subnav) .cpt-topbar__rail,
  body:has(.cpt-subnav) .cpt-section__inner,
  body:has(.cpt-subnav) .cpt-band__inner {
    width: min(calc(100% - 24px - var(--cpt-subnav-left-gap) - var(--cpt-subnav-dock-width) - var(--cpt-subnav-rail-gap)), var(--cpt-container));
    margin-left: calc(var(--cpt-subnav-left-gap) + var(--cpt-subnav-dock-width) + var(--cpt-subnav-rail-gap));
    margin-right: auto;
  }

  body:has(.cpt-subnav) .cpt-subnav {
    left: var(--cpt-subnav-left-gap);
  }
}

@media (max-width: 1280px) {
  .cpt-spec__body {
    grid-template-columns: 1fr;
  }

  .cpt-spec__head {
    flex-direction: column;
    align-items: start;
  }

  .cpt-rail-overview-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cpt-rail-feedback {
    right: -18px;
  }
}

@media (max-width: 1120px) {
  .cpt-hero,
  .cpt-layout-page-intro,
  .cpt-rail-flow-hero,
  .cpt-rail-flow-block--grid,
  .cpt-split-page,
  .cpt-band__frame {
    grid-template-columns: 1fr;
  }

  .cpt-split-page__side {
    position: static;
  }

  .cpt-rail-summary-grid,
  .cpt-rail-news-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .cpt-page-shell {
    padding-bottom: calc(92px + env(safe-area-inset-bottom));
  }

  .cpt-topbar__inner {
    position: relative;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 16px;
    padding-top: 10px;
    padding-bottom: 10px;
    padding-right: 64px;
  }

  .cpt-topbar__menu-toggle {
    display: inline-flex;
    position: absolute;
    top: 50%;
    right: 18px;
    width: 44px;
    min-height: 44px;
    padding: 0;
    justify-content: center;
    z-index: 72;
    border-color: var(--cpt-line-strong);
    border-radius: 14px;
    background: var(--cpt-bg-muted);
    box-shadow: 0 8px 18px rgba(22, 31, 49, 0.06);
    transform: translateY(-50%);
  }

  .cpt-topbar__menu-toggle-label {
    display: none;
  }

  .cpt-topbar.cpt-is-menu-open .cpt-topbar__menu-toggle-box span:nth-child(1) {
    transform: translateY(5.5px) rotate(45deg);
  }

  .cpt-topbar.cpt-is-menu-open .cpt-topbar__menu-toggle-box span:nth-child(2) {
    opacity: 0;
  }

  .cpt-topbar.cpt-is-menu-open .cpt-topbar__menu-toggle-box span:nth-child(3) {
    transform: translateY(-5.5px) rotate(-45deg);
  }

  .cpt-topbar__menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 70;
    width: min(320px, calc(100vw - 24px));
    padding: 84px 18px calc(20px + env(safe-area-inset-bottom));
    border-left: 1px solid var(--cpt-line);
    background: var(--cpt-bg-elevated);
    grid-template-columns: 1fr;
    gap: 20px;
    align-content: start;
    transform: translateX(100%);
    transition: transform 220ms cubic-bezier(0.2, 0.72, 0.2, 1);
    overflow-y: auto;
  }

  .cpt-topbar.cpt-is-menu-open .cpt-topbar__menu {
    transform: translateX(0);
  }

  .cpt-topbar__scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 60;
    border: none;
    background: rgba(10, 14, 20, 0.24);
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease;
  }

  .cpt-topbar.cpt-is-menu-open .cpt-topbar__scrim {
    opacity: 1;
    pointer-events: auto;
  }

  .cpt-topbar__nav {
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 10px;
  }

  .cpt-topbar__nav a,
  .cpt-topbar__nav-trigger {
    justify-content: space-between;
    min-height: 44px;
    padding: 0 14px;
    border: 1px solid var(--cpt-line);
    border-radius: 14px;
    background: var(--cpt-bg-soft);
    color: var(--cpt-text-primary);
  }

  .cpt-topbar__nav-menu {
    display: grid;
    gap: 10px;
  }

  .cpt-topbar__nav-dropdown {
    position: static;
    min-width: 0;
    padding: 0 0 0 12px;
    border: none;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height 220ms ease, padding-top 220ms ease;
  }

  .cpt-topbar__nav-menu.cpt-is-open .cpt-topbar__nav-dropdown {
    max-height: 320px;
    padding-top: 2px;
  }

  .cpt-topbar__nav-dropdown a {
    min-height: 42px;
    border-color: var(--cpt-line);
    background: var(--cpt-bg-base);
  }

  .cpt-topbar__tools {
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 10px;
    padding-top: 18px;
    border-top: 1px solid var(--cpt-line);
  }

  .cpt-topbar__status {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }

  .cpt-theme-pill {
    align-self: flex-start;
  }

  .cpt-topbar__tools .cpt-button {
    width: 100%;
    justify-content: center;
  }

  .cpt-subnav {
    top: auto;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    transform: none;
  }

  .cpt-subnav__rail {
    --cpt-subnav-mobile-curve-radius: 16px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    gap: 8px;
    width: 100%;
    padding: 12px 12px calc(12px + env(safe-area-inset-bottom));
    border-right: 1px solid var(--cpt-subnav-shell-border);
    border-bottom: none;
    border-left: 1px solid var(--cpt-subnav-shell-border);
    border-top: none;
    border-radius: 0;
    background: var(--cpt-subnav-shell);
    background-image: linear-gradient(
      90deg,
      transparent 0,
      transparent calc(var(--cpt-subnav-mobile-curve-radius) - 1px),
      var(--cpt-subnav-shell-border) calc(var(--cpt-subnav-mobile-curve-radius) - 1px),
      var(--cpt-subnav-shell-border) calc(100% - var(--cpt-subnav-mobile-curve-radius) + 1px),
      transparent calc(100% - var(--cpt-subnav-mobile-curve-radius) + 1px)
    );
    background-repeat: no-repeat;
    background-position: top left;
    background-size: 100% 1px;
    overflow: visible;
  }

  .cpt-subnav__rail::before {
    top: 50%;
    right: 18px;
    bottom: auto;
    left: 18px;
    width: auto;
    height: 1px;
    transform: translateY(-50%);
    background: linear-gradient(90deg, transparent 0%, var(--cpt-subnav-track) 18%, var(--cpt-subnav-track) 82%, transparent 100%);
  }

  .cpt-subnav__curve {
    display: block;
    position: absolute;
    bottom: 100%;
    width: var(--cpt-subnav-mobile-curve-radius);
    height: var(--cpt-subnav-mobile-curve-radius);
    overflow: visible;
    pointer-events: none;
  }

  .cpt-subnav__curve--left {
    left: -1px;
  }

  .cpt-subnav__curve--right {
    right: -1px;
  }

  .cpt-subnav__curve-fill {
    fill: var(--cpt-subnav-shell);
  }

  .cpt-subnav__curve-stroke {
    fill: none;
    stroke: var(--cpt-subnav-shell-border);
    stroke-linecap: butt;
    stroke-linejoin: round;
    stroke-width: 1.5;
    vector-effect: non-scaling-stroke;
  }

  .cpt-subnav__item {
    flex: 0 0 44px;
    width: 44px;
    height: 44px;
  }

  .cpt-subnav__hint {
    display: none;
  }

  .cpt-hero__stage,
  .cpt-theme-grid,
  .cpt-palette-grid,
  .cpt-tone-grid,
  .cpt-status-grid,
  .cpt-token-surface-grid,
  .cpt-layout-grid,
  .cpt-matrix-demo,
  .cpt-preview-split,
  .cpt-split-articles,
  .cpt-band-inline {
    grid-template-columns: 1fr;
  }

  .cpt-preview-matrix {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cpt-preview-card--feature,
  .cpt-preview-card--regular,
  .cpt-matrix-card--hero,
  .cpt-matrix-card--tall,
  .cpt-matrix-card--wide,
  .cpt-matrix-card--small {
    grid-column: span 1;
  }

  .cpt-family-row {
    grid-template-columns: 1fr;
  }

  .cpt-family-row__scale,
  .cpt-tone-card__grid {
    grid-template-columns: 1fr;
  }

  .cpt-rail-dashboard-head {
    flex-direction: column;
    align-items: start;
  }

  .cpt-rail-overview-grid,
  .cpt-rail-sector-grid {
    grid-template-columns: 1fr;
  }

  .cpt-rail-ranking-card--span {
    grid-row: span 1;
  }

  .cpt-rail-feedback {
    display: none;
  }

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

@media (max-width: 820px) {
  .cpt-band__inner {
    width: min(calc(100% - 20px), var(--cpt-container));
    padding: 16px;
  }

  .cpt-rail-flow-mini-grid,
  .cpt-matrix-grid,
  .cpt-band-inline {
    grid-template-columns: 1fr;
  }

  .cpt-layout-page-intro h1 {
    font-size: clamp(2.2rem, 11vw, 3.8rem);
  }

  .cpt-matrix-grid {
    gap: 12px;
  }
}

@media (max-width: 720px) {
  body::before,
  .cpt-section__inner::before,
  .cpt-section__inner::after,
  .cpt-divider-showcase__rail span,
  .cpt-rail-node-hit {
    display: none;
  }

  .cpt-topbar__rail,
  .cpt-section__inner,
  .cpt-band__inner {
    width: min(calc(100% - 20px), var(--cpt-container));
    margin-left: auto;
    margin-right: auto;
  }

  .cpt-subnav {
    width: 100%;
  }

  .cpt-section__inner {
    padding: 16px;
  }

  .cpt-ai-chip {
    min-width: 212px;
  }

  .cpt-hero__copy h1 {
    font-size: clamp(2.7rem, 14vw, 4.7rem);
  }

  .cpt-type-grid,
  .cpt-split-demo,
  .cpt-preview-matrix,
  .cpt-rail-flow-mini-grid,
  .cpt-matrix-grid {
    grid-template-columns: 1fr;
  }

  .cpt-split-demo__main,
  .cpt-split-demo__side,
  .cpt-type-sample--display,
  .cpt-type-sample--mono {
    grid-column: span 1;
  }

  .cpt-param-row {
    grid-template-columns: 1fr;
  }

  .cpt-param-row b {
    justify-self: start;
  }
}