@font-face {
  font-family: "DM Sans Variable";
  font-style: normal;
  font-weight: 100 1000;
  font-display: swap;
  src: url("../fonts/dm-sans-latin-wght-normal.woff2") format("woff2-variations");
}

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

:root {
  --background: #f8f8f7;
  --foreground: #18181b;
  --card: #ffffff;
  --card-foreground: #18181b;
  --popover: #ffffff;
  --popover-foreground: #18181b;
  --primary: #18181b;
  --primary-foreground: #fafaf9;
  --secondary: #f0f0ee;
  --secondary-foreground: #27272a;
  --muted: #f0f0ee;
  --muted-foreground: #6b6b70;
  --accent: #e7f8f7;
  --accent-foreground: #0f766e;
  --destructive: #b91c1c;
  --destructive-foreground: #ffffff;
  --border: #dededa;
  --input: #8c8c92;
  --ring: #0f766e;
  --sidebar: #f4f4f2;
  --sidebar-foreground: #27272a;
  --sidebar-primary: #18181b;
  --sidebar-primary-foreground: #fafaf9;
  --sidebar-accent: #e7f8f7;
  --sidebar-accent-foreground: #0f766e;
  --sidebar-border: #dededa;
  --sidebar-ring: #0f766e;
  --font-sans: "DM Sans Variable", "DM Sans", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --radius-sm: 4px;
  --radius: 6px;
  --radius-lg: 8px;
  color-scheme: light;
}

:root.dark,
:root[data-bs-theme="dark"] {
  --background: #0a0a0b;
  --foreground: #f4f4f5;
  --card: #151517;
  --card-foreground: #f4f4f5;
  --popover: #19191b;
  --popover-foreground: #f4f4f5;
  --primary: #fafafa;
  --primary-foreground: #18181b;
  --secondary: #222225;
  --secondary-foreground: #e4e4e7;
  --muted: #222225;
  --muted-foreground: #a1a1aa;
  --accent: #123b39;
  --accent-foreground: #99f6e4;
  --destructive: #dc2626;
  --destructive-foreground: #ffffff;
  --border: #313136;
  --input: #71717a;
  --ring: #2dd4bf;
  --sidebar: #101011;
  --sidebar-foreground: #e4e4e7;
  --sidebar-primary: #fafafa;
  --sidebar-primary-foreground: #18181b;
  --sidebar-accent: #123b39;
  --sidebar-accent-foreground: #99f6e4;
  --sidebar-border: #313136;
  --sidebar-ring: #2dd4bf;
  color-scheme: dark;
}

html {
  min-height: 100%;
  background: var(--background);
  scroll-padding-top: 72px;
}

body {
  min-height: 100vh;
  padding-top: 56px;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  line-height: 1.375rem;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--accent-foreground);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--foreground);
}

code,
kbd,
pre,
.flag-input,
[data-mono] {
  font-family: var(--font-mono);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--foreground);
  font-weight: 500;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(1.875rem, 4vw, 2.6rem);
  line-height: 1.15;
}

h2 {
  font-size: 1.5rem;
  line-height: 2rem;
}

.skip-link {
  position: fixed;
  z-index: 1100;
  top: 8px;
  left: 8px;
  padding: 8px 12px;
  transform: translateY(-150%);
  border-radius: var(--radius);
  background: var(--primary);
  color: var(--primary-foreground);
}

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

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--ring) 55%, transparent);
  outline-offset: 2px;
}

.carbon-navbar {
  min-height: 56px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--background) 92%, transparent);
  color: var(--foreground);
  backdrop-filter: blur(12px);
}

.brand-lockup {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  display: block;
  width: auto;
  height: 27px;
}

.brand-logo-dark {
  display: none;
}

:root.dark .brand-logo-light,
:root[data-bs-theme="dark"] .brand-logo-light {
  display: none;
}

:root.dark .brand-logo-dark,
:root[data-bs-theme="dark"] .brand-logo-dark {
  display: block;
}

.brand-product,
.eyebrow,
.hero-ctf-label {
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-foreground);
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-product {
  padding: 3px 7px;
}

.carbon-navbar .navbar-toggler {
  border-color: var(--border);
}

.carbon-navbar .navbar-toggler-icon {
  filter: invert(1) grayscale(1);
}

:root.dark .carbon-navbar .navbar-toggler-icon,
:root[data-bs-theme="dark"] .carbon-navbar .navbar-toggler-icon {
  filter: none;
}

.carbon-navbar .nav-link {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-sm);
  color: var(--muted-foreground);
  font-weight: 500;
}

.carbon-navbar .nav-link:hover,
.carbon-navbar .nav-link:focus-visible,
.carbon-navbar .nav-link.active {
  background: var(--accent);
  color: var(--accent-foreground);
}

.carbon-navbar .nav-cta {
  margin-inline: 8px 4px;
  color: var(--primary-foreground);
}

.btn {
  min-height: 36px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  transition: background-color 120ms cubic-bezier(0.2, 0, 0, 1), border-color 120ms cubic-bezier(0.2, 0, 0, 1), color 120ms cubic-bezier(0.2, 0, 0, 1), transform 120ms cubic-bezier(0.2, 0, 0, 1);
}

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

.btn-primary,
.btn-primary:disabled {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  border-color: var(--accent-foreground);
  background: var(--accent-foreground);
  color: #ffffff;
}

.btn-outline-secondary,
.btn-secondary {
  border-color: var(--border);
  background: var(--card);
  color: var(--card-foreground);
}

.btn-outline-secondary:hover,
.btn-secondary:hover {
  border-color: var(--ring);
  background: var(--accent);
  color: var(--accent-foreground);
}

.form-control,
.form-select {
  min-height: 36px;
  border: 1px solid var(--input);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--card-foreground);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--ring);
  background: var(--card);
  color: var(--card-foreground);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ring) 22%, transparent);
}

.signal-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--background) 96%, transparent), color-mix(in srgb, var(--accent) 35%, var(--background))),
    var(--background);
}

.signal-noise {
  position: absolute;
  z-index: -3;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.72;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(110% 96% at 50% 12%, #000 0%, rgb(0 0 0 / 78%) 56%, transparent 96%);
  mask-image: radial-gradient(110% 96% at 50% 12%, #000 0%, rgb(0 0 0 / 78%) 56%, transparent 96%);
}

.signal-gradient {
  position: absolute;
  z-index: -2;
  width: min(55vw, 720px);
  aspect-ratio: 1;
  border-radius: 999px;
  opacity: 0.5;
  filter: blur(1px);
  pointer-events: none;
  will-change: transform;
}

.signal-gradient-one {
  top: -38%;
  right: -13%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent-foreground) 20%, transparent), transparent 68%);
  animation: signal-drift-one 12s ease-in-out infinite alternate;
}

.signal-gradient-two {
  bottom: -55%;
  left: -12%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent-foreground) 13%, transparent), transparent 70%);
  animation: signal-drift-two 15s ease-in-out infinite alternate;
}

.signal-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  align-items: center;
  gap: clamp(44px, 7vw, 104px);
  min-height: min(760px, calc(100vh - 56px));
  padding-block: clamp(76px, 10vw, 132px) clamp(70px, 9vw, 112px);
}

.signal-copy {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 5px 9px;
}

.signal-eyebrow {
  align-items: center;
  gap: 8px;
  border: 1px solid color-mix(in srgb, var(--accent-foreground) 22%, var(--border));
  background: color-mix(in srgb, var(--accent) 86%, transparent);
}

.signal-live-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent-foreground);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-foreground) 36%, transparent);
  animation: signal-pulse 2s ease-out infinite;
}

.signal-headline {
  max-width: 800px;
  margin: 0 0 26px;
  font-size: clamp(3.25rem, 7.2vw, 6.9rem);
  line-height: 0.9;
  letter-spacing: -0.068em;
}

.signal-headline-line {
  display: block;
}

.signal-headline-accent {
  margin-top: 0.12em;
  color: var(--accent-foreground);
}

.signal-intro {
  max-width: 650px;
  margin: 0;
  color: var(--muted-foreground);
  font-size: clamp(1.05rem, 2vw, 1.24rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.signal-cta {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding-inline: 20px;
  box-shadow: 0 12px 28px color-mix(in srgb, var(--foreground) 14%, transparent);
}

.signal-cta span {
  transition: transform 160ms cubic-bezier(0.2, 0, 0, 1);
}

.signal-cta:hover span,
.signal-cta:focus-visible span {
  transform: translateX(4px);
}

.signal-stage {
  --signal-shift-x: 0px;
  --signal-shift-y: 0px;
  --signal-tilt-x: 0deg;
  --signal-tilt-y: 0deg;
  position: relative;
  min-height: clamp(390px, 38vw, 510px);
  border: 1px solid color-mix(in srgb, var(--accent-foreground) 20%, var(--border));
  border-radius: 18px;
  background:
    linear-gradient(color-mix(in srgb, var(--border) 42%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--border) 42%, transparent) 1px, transparent 1px),
    color-mix(in srgb, var(--card) 86%, transparent);
  background-size: 30px 30px;
  box-shadow: 0 28px 80px color-mix(in srgb, var(--accent-foreground) 11%, transparent);
  transform: perspective(1000px) translate3d(var(--signal-shift-x), var(--signal-shift-y), 0) rotateX(var(--signal-tilt-x)) rotateY(var(--signal-tilt-y));
  transition: transform 260ms cubic-bezier(0.2, 0, 0, 1), border-color 160ms cubic-bezier(0.2, 0, 0, 1);
  contain: layout;
}

.signal-stage::before {
  position: absolute;
  inset: 14px;
  border: 1px solid color-mix(in srgb, var(--accent-foreground) 12%, transparent);
  border-radius: 12px;
  content: "";
  pointer-events: none;
}

.signal-corner {
  position: absolute;
  z-index: 3;
  width: 30px;
  height: 30px;
  border-color: var(--accent-foreground);
  opacity: 0.72;
}

.signal-corner-tl {
  top: 14px;
  left: 14px;
  border-top: 2px solid;
  border-left: 2px solid;
}

.signal-corner-tr {
  top: 14px;
  right: 14px;
  border-top: 2px solid;
  border-right: 2px solid;
}

.signal-corner-bl {
  bottom: 14px;
  left: 14px;
  border-bottom: 2px solid;
  border-left: 2px solid;
}

.signal-corner-br {
  right: 14px;
  bottom: 14px;
  border-right: 2px solid;
  border-bottom: 2px solid;
}

.signal-sweep {
  position: absolute;
  z-index: 1;
  top: 14px;
  right: 15px;
  left: 15px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-foreground), transparent);
  opacity: 0;
  box-shadow: 0 0 20px color-mix(in srgb, var(--accent-foreground) 42%, transparent);
  animation: signal-scan 5.2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.signal-orbit {
  position: absolute;
  z-index: 0;
  top: 50%;
  left: 50%;
  border: 1px solid color-mix(in srgb, var(--accent-foreground) 24%, transparent);
  border-radius: 999px;
  transform: translate(-50%, -50%);
}

.signal-orbit::before,
.signal-orbit::after {
  position: absolute;
  width: 7px;
  height: 7px;
  border: 1px solid var(--accent-foreground);
  border-radius: 999px;
  background: var(--card);
  content: "";
}

.signal-orbit-outer {
  width: min(76%, 360px);
  aspect-ratio: 1;
  animation: signal-orbit-spin 28s linear infinite;
}

.signal-orbit-outer::before {
  top: 18%;
  right: 2%;
}

.signal-orbit-outer::after {
  bottom: 8%;
  left: 15%;
}

.signal-orbit-inner {
  width: min(55%, 260px);
  aspect-ratio: 1;
  border-style: dashed;
  animation: signal-orbit-spin-reverse 20s linear infinite;
}

.signal-orbit-inner::before {
  top: -4px;
  left: calc(50% - 4px);
}

.signal-orbit-inner::after {
  right: -4px;
  bottom: 24%;
}

.signal-axis {
  position: absolute;
  z-index: 0;
  top: 50%;
  left: 50%;
  background: color-mix(in srgb, var(--accent-foreground) 16%, transparent);
  transform: translate(-50%, -50%);
}

.signal-axis-horizontal {
  width: 82%;
  height: 1px;
}

.signal-axis-vertical {
  width: 1px;
  height: 82%;
}

.signal-lockup {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  display: flex;
  width: min(68%, 310px);
  flex-direction: column;
  align-items: center;
  gap: 22px;
  transform: translate(-50%, -50%);
}

.signal-logo {
  width: 100%;
  height: auto;
}

.hero-ctf-label {
  padding: 6px 10px;
}

.signal-node {
  position: absolute;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--card) 88%, transparent);
  color: var(--muted-foreground);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
  animation: signal-node-float 4.6s ease-in-out infinite;
}

.signal-node b {
  color: var(--accent-foreground);
  font-weight: 400;
}

.signal-node-one {
  top: 16%;
  left: 8%;
}

.signal-node-two {
  top: 28%;
  right: 6%;
  animation-delay: -1.3s;
}

.signal-node-three {
  right: 10%;
  bottom: 14%;
  animation-delay: -2.7s;
}

.signal-coordinate {
  position: absolute;
  color: var(--muted-foreground);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
}

.signal-coordinate-top {
  top: 26px;
  left: 54px;
}

.signal-coordinate-bottom {
  right: 50px;
  bottom: 26px;
  color: var(--accent-foreground);
}

.signal-ticker {
  overflow: hidden;
  border-top: 1px solid color-mix(in srgb, var(--accent-foreground) 15%, var(--border));
  background: color-mix(in srgb, var(--card) 76%, transparent);
}

.signal-ticker-track {
  display: flex;
  width: max-content;
  align-items: center;
  gap: 30px;
  padding-block: 13px;
  color: var(--muted-foreground);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  white-space: nowrap;
  animation: signal-ticker-loop 24s linear infinite;
}

.signal-ticker-track span {
  min-width: 130px;
  text-align: center;
}

.signal-ticker-track i {
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--accent-foreground);
  opacity: 0.62;
}

.mission-section {
  position: relative;
  overflow: hidden;
  padding-block: clamp(72px, 9vw, 112px);
  background: var(--background);
}

.mission-section::before {
  position: absolute;
  top: 0;
  right: 8%;
  width: 1px;
  height: 100%;
  background: linear-gradient(transparent, var(--border), transparent);
  content: "";
}

.mission-heading-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 36px;
  margin-bottom: 38px;
}

.mission-kicker {
  color: var(--accent-foreground);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.mission-heading-row h2 {
  margin: 8px 0 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.048em;
}

.mission-heading-row > p {
  max-width: 340px;
  margin: 0 0 5px;
  color: var(--muted-foreground);
  line-height: 1.65;
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.mission-card {
  position: relative;
  overflow: hidden;
  min-height: 260px;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
  transition: border-color 180ms cubic-bezier(0.2, 0, 0, 1), transform 180ms cubic-bezier(0.2, 0, 0, 1), background-color 180ms cubic-bezier(0.2, 0, 0, 1);
}

.mission-card:hover {
  border-color: color-mix(in srgb, var(--accent-foreground) 46%, var(--border));
  background: color-mix(in srgb, var(--accent) 34%, var(--card));
  transform: translateY(-5px);
}

.mission-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mission-number,
.mission-glyph {
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.mission-number {
  color: var(--accent-foreground);
  letter-spacing: 0.08em;
}

.mission-glyph {
  display: inline-grid;
  width: 35px;
  height: 35px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted-foreground);
}

.mission-card h3 {
  margin: 64px 0 10px;
  font-size: 1.25rem;
  line-height: 1.55rem;
}

.mission-card p {
  max-width: 320px;
  margin: 0;
  color: var(--muted-foreground);
  line-height: 1.6;
}

.mission-line {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-foreground), transparent);
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity 180ms cubic-bezier(0.2, 0, 0, 1), transform 240ms cubic-bezier(0.2, 0, 0, 1);
}

.mission-card:hover .mission-line {
  opacity: 0.7;
  transform: scaleX(1);
}

.signal-reveal {
  animation: signal-rise 620ms cubic-bezier(0.2, 0, 0, 1) backwards;
  animation-delay: var(--reveal-delay, 0ms);
}

.signal-reveal[data-reveal-on-scroll] {
  animation: none;
}

html.signal-motion-enabled .signal-reveal[data-reveal-on-scroll] {
  opacity: 0;
  transform: translateY(16px);
}

html.signal-motion-enabled .signal-reveal[data-reveal-on-scroll].is-visible {
  opacity: 1;
  transform: translateY(0);
  animation: signal-rise 620ms cubic-bezier(0.2, 0, 0, 1) backwards;
  animation-delay: var(--reveal-delay, 0ms);
}

@keyframes signal-rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes signal-pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-foreground) 34%, transparent); }
  70%, 100% { box-shadow: 0 0 0 7px transparent; }
}

@keyframes signal-drift-one {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-7%, 8%, 0) scale(1.08); }
}

@keyframes signal-drift-two {
  from { transform: translate3d(0, 0, 0) scale(1.04); }
  to { transform: translate3d(8%, -6%, 0) scale(0.96); }
}

@keyframes signal-scan {
  0%, 12% { top: 14px; opacity: 0; }
  20% { opacity: 0.72; }
  72% { opacity: 0.58; }
  84%, 100% { top: calc(100% - 15px); opacity: 0; }
}

@keyframes signal-orbit-spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes signal-orbit-spin-reverse {
  to { transform: translate(-50%, -50%) rotate(-360deg); }
}

@keyframes signal-node-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@keyframes signal-ticker-loop {
  to { transform: translateX(-50%); }
}

.settings-card,
.callout,
.card,
.modal-content,
.challenge-button {
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  background: var(--card) !important;
  color: var(--card-foreground) !important;
  box-shadow: none !important;
}

.auth-copy,
.privacy-note,
.status-note {
  color: var(--muted-foreground);
}

.auth-shell {
  display: grid;
  min-height: calc(100vh - 56px);
  place-items: center;
  padding: 48px 16px;
  background:
    radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--accent-foreground) 14%, transparent), transparent 34rem),
    var(--background);
}

.auth-card {
  width: min(100%, 460px);
  padding: clamp(24px, 5vw, 38px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
}

.auth-logo-wrap {
  margin-bottom: 28px;
}

.auth-logo {
  width: min(100%, 245px);
  height: auto;
}

.auth-card h1 {
  margin-bottom: 14px;
  font-size: 1.875rem;
  line-height: 2.25rem;
}

.auth-copy {
  margin-bottom: 24px;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 22px 0;
  color: var(--muted-foreground);
  font-size: 0.75rem;
}

.auth-divider::before,
.auth-divider::after {
  height: 1px;
  flex: 1;
  background: var(--border);
  content: "";
}

.privacy-note,
.status-note {
  margin: 18px 0 0;
  font-size: 0.75rem;
  line-height: 1rem;
  text-align: center;
}

.status-icon {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 20px;
  place-items: center;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-foreground);
  font-family: var(--font-mono);
  font-weight: 500;
}

.page-heading,
.jumbotron {
  margin: 0 0 32px !important;
  padding: 44px 0 28px !important;
  border-bottom: 1px solid var(--border);
  background: var(--background) !important;
  color: var(--foreground) !important;
}

.page-heading h1,
.jumbotron h1 {
  margin: 0;
}

.content-narrow {
  max-width: 820px;
  padding-bottom: 72px;
}

.settings-card {
  padding: 28px;
}

.settings-card h2 {
  font-size: 1.125rem;
  line-height: 1.625rem;
}

.identity-list {
  margin-block: 24px;
}

.identity-list > div {
  display: grid;
  grid-template-columns: minmax(110px, 0.35fr) 1fr;
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid var(--border);
}

.identity-list dt {
  color: var(--muted-foreground);
  font-weight: 500;
}

.identity-list dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.callout {
  margin-top: 16px;
  padding: 18px 20px;
  background: var(--accent) !important;
}

.callout p {
  margin: 4px 0 0;
  color: var(--muted-foreground);
}

.challenge-button {
  min-height: 118px;
  transition: border-color 120ms cubic-bezier(0.2, 0, 0, 1), background-color 120ms cubic-bezier(0.2, 0, 0, 1), transform 120ms cubic-bezier(0.2, 0, 0, 1);
}

.challenge-button:hover,
.challenge-button:focus-visible {
  border-color: var(--ring) !important;
  background: var(--accent) !important;
  transform: translateY(-1px);
}

.challenge-button.solved-challenge {
  border-color: var(--accent-foreground) !important;
  background: var(--accent) !important;
}

.modal-content {
  box-shadow: 0 18px 48px rgb(24 24 27 / 14%) !important;
}

:root.dark .modal-content,
:root[data-bs-theme="dark"] .modal-content {
  box-shadow: 0 20px 52px rgb(0 0 0 / 48%) !important;
}

.modal-header,
.modal-footer {
  border-color: var(--border);
}

.table {
  --bs-table-bg: var(--card);
  --bs-table-color: var(--card-foreground);
  --bs-table-border-color: var(--border);
  border-color: var(--border);
}

.table > :not(caption) > * > * {
  min-height: 44px;
  padding-block: 11px;
}

.table thead th {
  background: var(--muted);
  color: var(--secondary-foreground);
  font-weight: 500;
}

.dropdown-menu,
.popover {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--popover);
  color: var(--popover-foreground);
  box-shadow: 0 7px 22px rgb(24 24 27 / 8%);
}

.dropdown-item {
  color: var(--popover-foreground);
}

.dropdown-item:hover,
.dropdown-item:focus {
  background: var(--accent);
  color: var(--accent-foreground);
}

.alert {
  border-width: 1px;
  border-radius: var(--radius);
}

.alert-danger {
  border-color: color-mix(in srgb, var(--destructive) 45%, var(--border));
  background: color-mix(in srgb, var(--destructive) 10%, var(--card));
  color: var(--foreground);
}

.badge {
  border-radius: 999px;
  font-weight: 500;
}

.site-footer {
  margin-top: auto;
  padding-block: 24px;
  border-top: 1px solid var(--border);
  background: var(--background);
  color: var(--foreground);
}

@media (max-width: 991.98px) {
  .signal-hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-block: 78px 72px;
  }

  .signal-copy {
    max-width: 760px;
  }

  .signal-stage {
    width: min(100%, 640px);
    margin-inline: auto;
  }

  .mission-heading-row {
    align-items: start;
    flex-direction: column;
    gap: 18px;
  }

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

  .mission-card {
    min-height: 220px;
  }

  .mission-card h3 {
    margin-top: 42px;
  }
}

@media (max-width: 767.98px) {
  .carbon-navbar .navbar-collapse {
    margin-top: 8px;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card);
  }

  .carbon-navbar .nav-link,
  .carbon-navbar .nav-cta {
    width: 100%;
    margin: 2px 0;
    justify-content: flex-start;
  }

  .signal-hero-grid {
    gap: 46px;
    padding-block: 62px 56px;
  }

  .signal-headline {
    font-size: clamp(3.05rem, 15vw, 5rem);
    line-height: 0.92;
  }

  .signal-stage {
    min-height: 390px;
  }

  .signal-node-two {
    top: 22%;
    right: 3%;
  }

  .signal-node-three {
    right: 6%;
  }

  .signal-ticker-track {
    gap: 20px;
  }

  .mission-section {
    padding-block: 68px;
  }
}

@media (max-width: 479.98px) {
  .signal-headline {
    font-size: clamp(2.75rem, 15vw, 4rem);
  }

  .signal-stage {
    min-height: 340px;
  }

  .signal-lockup {
    width: min(66%, 245px);
  }

  .signal-node {
    padding: 5px 7px;
    font-size: 0.56rem;
  }

  .signal-node-one {
    top: 17%;
    left: 4%;
  }

  .signal-node-two {
    top: 24%;
    right: 2%;
  }

  .signal-coordinate-top {
    left: 38px;
  }

  .signal-coordinate-bottom {
    right: 38px;
  }

  .signal-cta {
    width: 100%;
  }

  .mission-card {
    min-height: 235px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .signal-gradient,
  .signal-live-dot,
  .signal-sweep,
  .signal-orbit,
  .signal-node,
  .signal-ticker-track,
  .signal-reveal {
    animation: none !important;
  }

  .signal-reveal {
    opacity: 1 !important;
    transform: none !important;
  }

  .signal-stage {
    transform: none !important;
  }

  .mission-card:hover {
    transform: none;
  }
}