:root {
  --color-bg: #27223F;
  --color-panel: #2F2A4B;
  --color-panel-raised: #393357;
  --color-border: #4A4370;
  --color-accent: #F0BE86;
  --color-accent-dark: #D49A5B;
  --color-text: #F4EFE7;
  --color-text-muted: #B5ADCA;
  --color-success: #8AD9AF;
  --color-warning: #F2D786;
  --color-error: #F08A8A;
  --color-flag-red: #D0323A;
  --color-flag-blue: #2F3E8F;
  --color-flag-white: #F7F5F0;
  --color-flag-leaf: #B72532;
  --color-shadow: #0C091C;
  --rgb-accent: 240, 190, 134;
  --rgb-text: 244, 239, 231;
  --rgb-shadow: 12, 9, 28;
  --rgb-panel: 47, 42, 75;
  --rgb-success: 138, 217, 175;
  --font-display: Georgia, "Iowan Old Style", "Palatino Linotype", "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", serif;
  --font-body: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
  --radius-large: 22px;
  --radius-medium: 14px;
  --radius-small: 9px;
  --radius-pill: 999px;
  --wrap: 1200px;
  --reading: 760px;
  --gutter: 32px;
  --header-height: 68px;
  --focus-ring: 2px solid var(--color-accent);
  --shadow-near: 0 12px 22px -10px rgba(var(--rgb-shadow), .55);
  --shadow-far: 0 48px 90px -30px rgba(var(--rgb-shadow), .7);
  --transition-fast: 180ms ease;
  --section-space: clamp(72px, 10vw, 132px);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
  -webkit-text-size-adjust: 100%;
}

html.nav-open {
  overflow: hidden;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .06;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='g'><feTurbulence type='fractalNoise' baseFrequency='.92' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 1 0'/></filter><rect width='180' height='180' filter='url(%23g)'/></svg>");
  background-size: 180px 180px;
}

header,
main,
footer {
  position: relative;
  z-index: 1;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

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

button {
  border: 0;
}

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

p,
h1,
h2,
h3,
h4,
ul,
ol,
dl,
dd,
blockquote,
figure {
  margin: 0;
}

ul,
ol {
  padding: 0;
}

ul[role="list"],
.clean-list {
  list-style: none;
}

h1,
h2,
h3 {
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 400;
  text-wrap: balance;
}

h1 {
  font-size: clamp(52px, 5.6vw, 68px);
  line-height: 1.1;
  letter-spacing: .01em;
}

h2 {
  font-size: clamp(36px, 4.2vw, 52px);
  line-height: 1.16;
}

h3 {
  font-size: clamp(23px, 2.5vw, 30px);
  line-height: 1.25;
}

p + p {
  margin-top: 1em;
}

strong {
  color: var(--color-text);
  font-weight: 550;
}

code,
kbd,
pre {
  font-family: var(--font-mono);
}

code {
  overflow-wrap: anywhere;
}

pre {
  max-width: 100%;
  overflow-x: auto;
  padding: 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-panel);
  color: var(--color-text);
  -webkit-overflow-scrolling: touch;
}

::selection {
  background: var(--color-accent);
  color: var(--color-bg);
}

:where(a, button, input, select, textarea, summary, [role="tab"]):focus-visible {
  outline: var(--focus-ring);
  outline-offset: 3px;
}

.no-break {
  white-space: nowrap;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.reading {
  width: 100%;
  max-width: var(--reading);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-top: var(--section-space);
  padding-bottom: var(--section-space);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 40px;
}

.section-heading.center {
  margin-inline: auto;
  text-align: center;
}

.section-kicker,
.mono-label {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.section-intro {
  margin-top: 16px;
  color: var(--color-text-muted);
  font-size: clamp(16px, 2vw, 19px);
}

.muted {
  color: var(--color-text-muted);
}

.panel,
.card {
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-panel);
}

.panel {
  padding: clamp(22px, 3vw, 34px);
}

.card {
  padding: 24px;
  box-shadow: var(--shadow-near);
}

.badge,
.tag,
.fact-chip {
  display: inline-flex;
  min-height: 28px;
  max-width: 100%;
  align-items: center;
  justify-content: center;
  gap: 8px;
  overflow: hidden;
  padding: 3px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
}

.badge-accent {
  border-color: var(--color-accent-dark);
  color: var(--color-accent);
}

.status-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 0 3px rgba(var(--rgb-success), .12);
}

.btn {
  display: inline-flex;
  min-width: 24px;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 30px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 550;
  letter-spacing: .01em;
  text-align: center;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

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

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
  box-shadow: 0 8px 24px -8px rgba(var(--rgb-accent), .55), inset 0 1px 0 rgba(var(--rgb-text), .25);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
}

.btn-secondary,
.btn-ghost {
  border-color: var(--color-border);
  background: transparent;
  color: var(--color-text);
}

.btn-secondary:hover,
.btn-ghost:hover {
  border-color: var(--color-text-muted);
  background: rgba(var(--rgb-text), .04);
}

.btn-muted {
  background: var(--color-panel-raised);
  color: var(--color-text-muted);
}

.btn[aria-disabled="true"],
.btn:disabled {
  cursor: not-allowed;
  opacity: .52;
  transform: none;
}

.reveal {
  transition: opacity .65s ease, transform .65s ease;
}

.reveal.pending {
  opacity: 0;
  transform: translateY(16px);
}

.reveal.shown {
  opacity: 1;
  transform: none;
}

.topbar {
  position: relative;
  z-index: 30;
  min-height: var(--header-height);
}

.topbar-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  min-width: 24px;
  min-height: 44px;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
}

.brand-word {
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 21px;
  letter-spacing: .02em;
}

.brand-local {
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 400;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 27px;
  margin-left: auto;
}

.primary-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--color-text-muted);
  font-size: 14px;
  transition: color var(--transition-fast);
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  color: var(--color-text);
}

.primary-nav a[aria-current="page"] {
  font-weight: 550;
}

.header-tools {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
}

.language-menu {
  position: relative;
}

.language-toggle,
.menu-toggle {
  display: inline-flex;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
}

.language-toggle svg {
  width: 10px;
  height: 10px;
}

.language-popover {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 35;
  width: 166px;
  padding: 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-panel-raised);
  box-shadow: var(--shadow-far);
}

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

.language-popover a {
  display: flex;
  min-height: 42px;
  align-items: center;
  padding-inline: 12px;
  border-radius: var(--radius-small);
  color: var(--color-text-muted);
}

.language-popover a:hover,
.language-popover a[aria-current="true"] {
  background: var(--color-panel);
  color: var(--color-text);
}

.login-link {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-text);
  font-size: 13.5px;
  font-weight: 550;
}

.login-link:hover {
  border-color: var(--color-text-muted);
  background: var(--color-panel-raised);
}

.menu-toggle {
  display: none;
}

.menu-toggle-lines {
  width: 19px;
  height: 14px;
  position: relative;
}

.menu-toggle-lines::before,
.menu-toggle-lines::after,
.menu-toggle-lines {
  border-top: 2px solid var(--color-text);
}

.menu-toggle-lines::before,
.menu-toggle-lines::after {
  content: "";
  position: absolute;
  left: 0;
  width: 19px;
}

.menu-toggle-lines::before {
  top: 4px;
}

.menu-toggle-lines::after {
  top: 10px;
}

.mobile-drawer {
  display: none;
}

.mobile-veil {
  display: none;
}

.site-footer {
  padding-top: 72px;
  padding-bottom: 26px;
  border-top: 1px solid rgba(var(--rgb-text), .08);
  background: rgba(var(--rgb-shadow), .12);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr .8fr;
  gap: 42px;
}

.footer-brand p {
  max-width: 330px;
  margin-top: 14px;
  color: var(--color-text-muted);
}

.footer-title {
  margin-bottom: 14px;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
}

.footer-links {
  list-style: none;
}

.footer-links li + li {
  margin-top: 7px;
}

.footer-links a {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  color: var(--color-text-muted);
}

.footer-links a:hover {
  color: var(--color-text);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 50px;
  padding-top: 22px;
  border-top: 1px solid rgba(var(--rgb-text), .08);
  color: var(--color-text-muted);
  font-size: 13px;
}

.footer-legal,
.footer-languages {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.hero {
  position: relative;
  overflow-x: clip;
  padding-top: 30px;
  padding-bottom: 26px;
  text-align: center;
}

.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 980px;
  height: 760px;
  left: calc(50% - 760px);
  top: 120px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(var(--rgb-accent), .30), rgba(var(--rgb-accent), .12) 38%, rgba(var(--rgb-accent), .035) 62%, transparent 74%);
  pointer-events: none;
  animation: lamp-breathe 12s ease-in-out infinite alternate;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  padding: 2px 14px 2px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: rgba(var(--rgb-shadow), .18);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
}

.hero-eyebrow .status-dot {
  background: var(--color-warning);
  box-shadow: 0 0 0 3px rgba(var(--rgb-accent), .16);
}

.hero h1 {
  margin-bottom: 14px;
}

.hero-keyword {
  color: var(--color-accent);
}

.hero-lede {
  max-width: 680px;
  margin: 0 auto 22px;
  color: var(--color-text-muted);
  font-size: 16px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-bottom: 16px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 18px;
  margin-bottom: 14px;
  color: var(--color-text-muted);
  font-size: 13.5px;
  list-style: none;
}

.hero-trust li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero-trust svg {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  color: var(--color-success);
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 12px 22px;
  margin-bottom: 18px;
}

.platform-list,
.flag-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 12px 18px;
  list-style: none;
}

.platform-list li,
.flag-list li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--color-text-muted);
  font-size: 12.5px;
  white-space: nowrap;
}

.platform-list svg {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}

.flag-list svg {
  width: 20px;
  height: 14px;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 2px;
}

.chips-divider {
  width: 1px;
  height: 16px;
  background: var(--color-border);
}

.fact-band {
  position: relative;
  z-index: 2;
  margin-bottom: 28px;
  padding: 9px 0;
  border-top: 1px solid rgba(var(--rgb-text), .08);
  border-bottom: 1px solid rgba(var(--rgb-text), .08);
  background: linear-gradient(90deg, transparent, rgba(var(--rgb-shadow), .22) 20%, rgba(var(--rgb-shadow), .22) 80%, transparent);
}

.fact-band ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 9px 12px;
  list-style: none;
}

.fact-band li {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  gap: 6px;
  padding: 0 13px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.counter-value {
  display: inline-block;
  min-width: 3ch;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.client-stage {
  position: relative;
  z-index: 1;
}

.client-window {
  position: relative;
  width: 92%;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-panel);
  text-align: left;
  transform: translateY(-6px);
  box-shadow: 0 2px 4px rgba(var(--rgb-shadow), .35), var(--shadow-near), var(--shadow-far);
}

.client-window::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  z-index: 2;
  height: 1px;
  background: linear-gradient(90deg, rgba(var(--rgb-accent), .85), rgba(var(--rgb-accent), .25) 34%, transparent 70%);
}

.window-bar {
  height: 42px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 16px;
  border-bottom: 1px solid var(--color-border);
  background: rgba(var(--rgb-shadow), .16);
}

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

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

.window-dots i:nth-child(1) {
  background: var(--color-error);
}

.window-dots i:nth-child(2) {
  background: var(--color-warning);
}

.window-dots i:nth-child(3) {
  background: var(--color-success);
}

.window-title,
.window-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--color-text-muted);
}

.window-title {
  font-size: 13px;
  letter-spacing: .06em;
}

.window-title svg {
  width: 13px;
  height: 13px;
}

.window-status {
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 11.5px;
}

.window-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-success);
}

.window-body {
  display: grid;
  grid-template-columns: 26% minmax(0, 1fr) 232px;
  height: 314px;
}

.route-tree {
  min-width: 0;
  padding: 12px 12px 12px 14px;
  border-right: 1px solid var(--color-border);
  font-size: 13px;
}

.tree-root {
  height: 30px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 550;
}

.tree-root svg {
  width: 14px;
  height: 14px;
  color: var(--color-text-muted);
}

.tree-group {
  margin-left: 7px;
  padding-left: 12px;
  border-left: 1px solid var(--color-border);
}

.tree-heading {
  height: 24px;
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--color-text-muted);
  font-size: 11.5px;
  letter-spacing: .08em;
}

.tree-heading::before {
  content: "";
  width: 5px;
  height: 5px;
  flex: 0 0 auto;
  border: 1px solid var(--color-text-muted);
  border-radius: 50%;
}

.tree-group ul {
  list-style: none;
}

.tree-group a {
  height: 28px;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: -2px;
  padding: 0 8px 0 9px;
  overflow: hidden;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
  color: var(--color-text-muted);
  white-space: nowrap;
  text-overflow: ellipsis;
}

.tree-group a:hover {
  background: rgba(var(--rgb-text), .04);
  color: var(--color-text);
}

.tree-group .is-current a {
  border-left-color: var(--color-accent);
  background: var(--color-panel-raised);
  color: var(--color-text);
}

.line-type {
  margin-left: auto;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
}

.connect-panel {
  min-width: 0;
  padding: 20px 24px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.connect-label {
  align-self: flex-start;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
}

.connect-line {
  align-self: flex-start;
  margin-top: 4px;
  font-family: var(--font-display);
  font-size: 21px;
}

.connect-line small {
  margin-left: 10px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
}

.power-row {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 30px;
  margin-top: 14px;
}

.power-button {
  position: relative;
  width: 108px;
  height: 108px;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 6px solid var(--color-accent-dark);
  border-radius: 50%;
  background: var(--color-panel-raised);
  box-shadow: 0 0 0 10px rgba(var(--rgb-accent), .10), 0 0 40px 12px rgba(var(--rgb-accent), .22), inset 0 2px 8px rgba(var(--rgb-shadow), .45);
}

.power-button::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px dashed rgba(var(--rgb-accent), .35);
  border-radius: 50%;
}

.power-button svg {
  width: 36px;
  height: 36px;
  color: var(--color-accent);
}

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

.connection-state {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 13.5px;
}

.setting-list {
  list-style: none;
}

.setting-list li {
  min-height: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border-top: 1px solid rgba(var(--rgb-text), .06);
  color: var(--color-text-muted);
  font-size: 13px;
}

.setting-list li:first-child {
  border-top: 0;
}

.setting-list strong {
  font-size: inherit;
}

.switch-state {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
}

.switch-track {
  position: relative;
  width: 32px;
  height: 18px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  background: var(--color-border);
}

.switch-track::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-text);
}

.switch-state.on {
  color: var(--color-text);
}

.switch-state.on .switch-track {
  background: var(--color-accent-dark);
}

.switch-state.on .switch-track::after {
  left: 16px;
}

.split-rules {
  min-width: 0;
  padding: 16px;
  border-left: 1px solid var(--color-border);
  background: rgba(var(--rgb-shadow), .10);
}

.rules-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  color: var(--color-text-muted);
  font-size: 12px;
  letter-spacing: .06em;
}

.rules-heading span {
  padding: 2px 7px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 10.5px;
}

.rule-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
}

.rule-list li {
  min-height: 32px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 4px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel-raised);
  font-size: 13px;
}

.rule-list li i {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--color-success);
}

.rule-route {
  margin-left: auto;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10.5px;
}

@keyframes lamp-breathe {
  from {
    opacity: .86;
    transform: translateY(0);
  }

  to {
    opacity: 1;
    transform: translateY(-10px);
  }
}

@media (max-width: 1080px) {
  .primary-nav {
    gap: 18px;
  }

  .primary-nav a {
    font-size: 13px;
  }

  .window-body {
    grid-template-columns: 30% minmax(0, 1fr) 200px;
  }
}

@media (max-width: 900px) {
  .primary-nav,
  .language-menu {
    display: none;
  }

  .header-tools {
    margin-left: auto;
  }

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

  .mobile-veil {
    position: fixed;
    inset: var(--header-height) 0 0;
    z-index: 25;
    background: rgba(var(--rgb-shadow), .55);
  }

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

  .mobile-drawer {
    position: absolute;
    top: var(--header-height);
    right: 0;
    left: 0;
    z-index: 31;
    max-height: calc(100dvh - var(--header-height));
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 10px var(--gutter) 20px;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-panel);
  }

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

  .mobile-drawer ul {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .mobile-drawer a {
    width: 100%;
    min-height: 46px;
    display: flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: var(--radius-small);
    color: var(--color-text-muted);
  }

  .mobile-drawer a:hover,
  .mobile-drawer a[aria-current="page"] {
    background: var(--color-panel-raised);
    color: var(--color-text);
  }

  .mobile-language-list {
    margin-top: 10px !important;
    padding-top: 10px !important;
    border-top: 1px solid var(--color-border);
  }

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

  .chips-divider {
    display: none;
  }
}

@media (max-width: 768px) {
  :root {
    --gutter: 20px;
  }

  h1,
  .hero h1 {
    font-size: clamp(32px, 9.5vw, 40px);
    line-height: 1.12;
  }

  h2 {
    font-size: clamp(30px, 8vw, 38px);
  }

  .hero {
    padding-top: 24px;
  }

  .hero::before {
    width: 720px;
    height: 600px;
    left: calc(50% - 570px);
    top: 150px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn {
    width: min(100%, 260px);
  }

  .client-window {
    width: 100%;
  }

  .window-bar {
    grid-template-columns: auto 1fr;
  }

  .window-title {
    justify-self: center;
  }

  .window-status,
  .split-rules {
    display: none;
  }

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

  .route-tree {
    padding: 12px 14px;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .tree-root {
    height: auto;
    margin-bottom: 8px;
  }

  .tree-group {
    display: inline;
    margin: 0;
    padding: 0;
    border-left: 0;
  }

  .tree-heading {
    display: none;
  }

  .tree-group ul {
    display: inline;
  }

  .tree-group li {
    display: inline-block;
    margin: 0 6px 6px 0;
  }

  .tree-group a {
    height: 30px;
    margin: 0;
    padding: 0 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
  }

  .tree-group .is-current a {
    border-color: var(--color-accent);
  }

  .line-type {
    display: none;
  }

  .connect-panel {
    padding: 20px;
  }

  .power-row {
    flex-direction: column;
    gap: 18px;
  }

  .power-meta {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  :root {
    --gutter: 16px;
  }

  .wrap,
  .reading {
    padding-inline: var(--gutter);
  }

  .topbar-inner {
    gap: 8px;
  }

  .brand-word {
    font-size: 19px;
  }

  .login-link {
    min-height: 38px;
    padding-inline: 13px;
  }

  .hero-eyebrow {
    max-width: 100%;
    letter-spacing: .02em;
  }

  .hero-lede {
    font-size: 15px;
  }

  .hero-trust {
    align-items: flex-start;
    flex-direction: column;
    text-align: left;
  }

  .platform-list,
  .flag-list {
    gap: 10px 13px;
  }

  .fact-band ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fact-band li {
    justify-content: center;
    padding-inline: 8px;
  }

  .connect-line small {
    display: block;
    margin: 4px 0 0;
  }

  .tilt,
  [class*="tilt-"] {
    transform: none;
  }
}

@media (max-width: 380px) {
  .brand-mark {
    width: 26px;
    height: 26px;
  }

  .login-link {
    padding-inline: 11px;
  }

  .header-tools {
    gap: 3px;
  }

  .fact-band li {
    font-size: 11.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero::before {
    animation: none;
  }

  .reveal,
  .reveal.pending,
  .reveal.shown {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .btn,
  a,
  button {
    transition: none;
  }
}