/* AirCursor site styles. Load after tokens.css. Class prefix ac-. */

:root {
  /* The icon's gradient: blue top-left melting through violet and coral into orange and amber. */
  --ac-gradient: linear-gradient(
    118deg,
    var(--brand-blue) 0%,
    #2a86e6 26%,
    var(--brand-violet) 42%,
    var(--brand-coral) 54%,
    var(--brand-orange) 70%,
    var(--brand-amber) 100%
  );
  /* Darker stops of the same journey, legible as text on paper. */
  --ac-gradient-ink: linear-gradient(100deg, var(--stroke-blue) 0%, var(--stroke-orange) 100%);
  /* The signature stroke: the squiggle the Pencil leaves in the app icon. */
  --ac-stroke-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 28' preserveAspectRatio='none'%3E%3Cpath d='M4 10 C 2 22, 14 25, 60 19 S 170 6, 296 12' fill='none' stroke='black' stroke-width='6' stroke-linecap='round'/%3E%3C/svg%3E");
  --ac-ease: cubic-bezier(0.28, 0.11, 0.32, 1);
}

/* ---------- Base ---------- */
.ac-page,
body.ac-page {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-text);
  font-size: 17px;
  line-height: 1.47;
  letter-spacing: -0.022em;
  -webkit-font-smoothing: antialiased;
}
.ac-page *,
.ac-page *::before,
.ac-page *::after {
  box-sizing: border-box;
}
.ac-page img,
.ac-page svg {
  display: block;
  max-width: 100%;
}
.ac-page a {
  color: var(--link);
  text-decoration: none;
}
.ac-page a:hover {
  text-decoration: underline;
}
.ac-page :focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 4px;
}
.ac-wrap {
  width: 100%;
  max-width: calc(var(--content-width) + 2 * var(--gutter));
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.ac-wrap--wide {
  max-width: calc(var(--wide-width) + 2 * var(--gutter));
}
.ac-visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- Type helpers ---------- */
.ac-hero-type {
  font-family: var(--font-display);
  font-size: 96px;
  line-height: 0.98;
  font-weight: 600;
  letter-spacing: -0.035em;
  margin: 0;
}
.ac-headline {
  font-family: var(--font-display);
  font-size: 64px;
  line-height: 1.04;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 0;
}
.ac-title {
  font-family: var(--font-display);
  font-size: 40px;
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}
.ac-subtitle {
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1.18;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0;
}
.ac-lead {
  font-size: 21px;
  line-height: 1.43;
  letter-spacing: 0.011em;
  color: var(--ink-secondary);
  margin: 0;
}
.ac-body {
  font-size: 17px;
  line-height: 1.47;
  color: var(--ink-secondary);
  margin: 0;
}
.ac-body strong,
.ac-lead strong {
  color: var(--ink);
  font-weight: 600;
}
.ac-caption {
  font-size: 14px;
  line-height: 1.43;
  letter-spacing: -0.016em;
  color: var(--ink-tertiary);
  margin: 0;
}
.ac-readout {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.33;
  font-weight: 500;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
}
@media (max-width: 1068px) {
  .ac-hero-type {
    font-size: 64px;
  }
  .ac-headline {
    font-size: 48px;
  }
}
@media (max-width: 734px) {
  .ac-hero-type {
    font-size: 48px;
    line-height: 1.02;
  }
  .ac-headline {
    font-size: 40px;
  }
  .ac-title {
    font-size: 32px;
  }
  .ac-lead {
    font-size: 19px;
  }
}

/* Eyebrow: one line, gradient-filled text */
.ac-eyebrow {
  display: inline-block;
  font-size: 17px;
  line-height: 1.24;
  font-weight: 600;
  letter-spacing: -0.022em;
  margin: 0 0 12px;
  background: var(--ac-gradient-ink);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.ac-stage .ac-eyebrow,
.ac-eyebrow--stage {
  background: var(--ac-gradient);
  -webkit-background-clip: text;
  background-clip: text;
}
/* Gradient word inside a headline */
.ac-ink {
  background: var(--ac-gradient-ink);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.ac-stage .ac-ink {
  background: var(--ac-gradient);
  -webkit-background-clip: text;
  background-clip: text;
}

/* The signature stroke under one word */
.ac-stroke {
  position: relative;
  display: inline-block;
  white-space: nowrap;
}
.ac-stroke::after {
  content: '';
  position: absolute;
  left: -2%;
  right: -2%;
  bottom: -0.16em;
  height: 0.24em;
  background: var(--ac-gradient);
  -webkit-mask: var(--ac-stroke-mask) center / 100% 100% no-repeat;
  mask: var(--ac-stroke-mask) center / 100% 100% no-repeat;
  pointer-events: none;
}

/* ---------- Sections ---------- */
.ac-section {
  padding: var(--space-10) 0;
  background: var(--paper);
  color: var(--ink);
}
.ac-section--alt {
  background: var(--paper-alt);
}
.ac-section--tight {
  padding: var(--space-9) 0;
}
.ac-section__head {
  max-width: var(--content-width);
  margin: 0 auto var(--space-8);
  text-align: center;
}
.ac-section__head--left {
  text-align: left;
  margin-left: 0;
}
.ac-section__head .ac-lead {
  margin-top: 20px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}
.ac-section__head--left .ac-lead {
  margin-left: 0;
}
@media (max-width: 734px) {
  .ac-section {
    padding: var(--space-9) 0;
  }
  .ac-section__head {
    margin-bottom: var(--space-7);
  }
}

/* Always-dark stage */
.ac-stage {
  background: var(--stage);
  color: var(--on-stage);
}
.ac-stage .ac-lead,
.ac-stage .ac-body {
  color: var(--on-stage-muted);
}
.ac-stage .ac-body strong,
.ac-stage .ac-lead strong {
  color: var(--on-stage);
}
.ac-stage .ac-caption {
  color: var(--on-stage-muted);
}
.ac-stage a:not(.ac-btn) {
  color: var(--link-on-stage);
}

/* ---------- Global nav ---------- */
.ac-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-height);
  background: var(--nav-glass);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--hairline);
  color: var(--ink);
}
.ac-nav__inner {
  max-width: calc(var(--wide-width) + 2 * var(--gutter));
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  gap: 28px;
}
.ac-nav__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.02em;
  color: var(--ink) !important;
  text-decoration: none !important;
  margin-right: auto;
}
.ac-nav__brand img {
  width: 26px;
  height: 26px;
  border-radius: 7px;
}
.ac-nav__links {
  display: flex;
  gap: 28px;
}
.ac-nav__links a {
  font-size: 14px;
  letter-spacing: -0.016em;
  color: var(--ink-secondary) !important;
  text-decoration: none !important;
  padding: 6px 0;
  position: relative;
}
.ac-nav__links a:hover {
  color: var(--ink) !important;
}
.ac-nav__links a[aria-current='page'] {
  color: var(--ink) !important;
}
.ac-nav__links a[aria-current='page']::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 5px;
  background: var(--ac-gradient);
  -webkit-mask: var(--ac-stroke-mask) center / 100% 100% no-repeat;
  mask: var(--ac-stroke-mask) center / 100% 100% no-repeat;
}
.ac-nav--stage {
  background: rgba(11, 11, 13, 0.72);
  border-bottom-color: rgba(255, 255, 255, 0.08);
  color: var(--on-stage);
}
.ac-nav--stage .ac-nav__brand {
  color: var(--on-stage) !important;
}
.ac-nav--stage .ac-nav__links a {
  color: var(--on-stage-muted) !important;
}
.ac-nav--stage .ac-nav__links a:hover,
.ac-nav--stage .ac-nav__links a[aria-current='page'] {
  color: var(--on-stage) !important;
}
.ac-nav__menu {
  display: none;
  width: 36px;
  height: 36px;
  margin-left: -8px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: inherit;
  cursor: pointer;
}
.ac-nav__menu svg {
  width: 18px;
  height: 18px;
  margin: auto;
}
@media (max-width: 734px) {
  .ac-nav__inner {
    gap: 12px;
  }
  .ac-nav__menu {
    display: grid;
  }
  .ac-nav__links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: 8px var(--space-4) 16px;
    background: var(--paper);
    border-bottom: 1px solid var(--hairline);
  }
  .ac-nav--stage .ac-nav__links {
    background: var(--stage);
    border-bottom-color: rgba(255, 255, 255, 0.08);
  }
  .ac-nav.is-open .ac-nav__links {
    display: flex;
  }
  .ac-nav__links a {
    padding: 12px 0;
    font-size: 17px;
  }
  .ac-nav__links a[aria-current='page']::after {
    right: auto;
    width: 64px;
    bottom: 6px;
  }
}

/* ---------- Buttons ---------- */
.ac-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 11px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-family: var(--font-text);
  font-size: 17px;
  line-height: 1.2;
  font-weight: 400;
  letter-spacing: -0.022em;
  text-decoration: none !important;
  cursor: pointer;
  transition:
    background-color 0.2s var(--ac-ease),
    color 0.2s var(--ac-ease),
    border-color 0.2s var(--ac-ease);
  white-space: nowrap;
}
.ac-btn--primary {
  background: var(--accent);
  color: var(--on-accent) !important;
}
.ac-btn--primary:hover {
  background: var(--accent-hover);
}
.ac-btn--secondary {
  background: transparent;
  color: var(--link) !important;
  border-color: var(--link);
}
.ac-btn--secondary:hover {
  background: var(--link);
  color: var(--paper) !important;
}
.ac-stage .ac-btn--secondary {
  color: var(--link-on-stage) !important;
  border-color: var(--link-on-stage);
}
.ac-stage .ac-btn--secondary:hover {
  background: var(--link-on-stage);
  color: var(--stage) !important;
}
.ac-btn--quiet {
  background: var(--paper-alt);
  color: var(--ink) !important;
}
.ac-btn--quiet:hover {
  background: var(--hairline);
}
.ac-btn--sm {
  min-height: 28px;
  padding: 4px 14px;
  font-size: 14px;
  letter-spacing: -0.016em;
}
.ac-btn--lg {
  min-height: 56px;
  padding: 16px 30px;
  font-size: 19px;
}
.ac-btn[disabled],
.ac-btn[aria-disabled='true'] {
  opacity: 0.42;
  cursor: default;
  pointer-events: none;
}
.ac-btn-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 24px;
}
.ac-btn-row--left {
  justify-content: flex-start;
}

/* Chevron link: "Learn more ›" */
.ac-more {
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
  font-size: 17px;
  color: var(--link);
}
.ac-more::after {
  content: '\203A';
  font-size: 1.25em;
  line-height: 0;
  transform: translateY(0.04em);
  margin-left: 3px;
  transition: transform 0.2s var(--ac-ease);
}
.ac-more:hover::after {
  transform: translate(3px, 0.04em);
}
.ac-stage .ac-more {
  color: var(--link-on-stage);
}

/* Download button — text only; swap for Apple's official badge artwork in production */
.ac-store {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  min-height: 52px;
  padding: 7px 24px 8px;
  border-radius: 14px;
  background: var(--ink);
  color: var(--paper) !important;
  text-decoration: none !important;
  line-height: 1.1;
}
.ac-store small {
  font-size: 11px;
  letter-spacing: 0.01em;
  opacity: 0.8;
}
.ac-store span {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.ac-stage .ac-store {
  background: var(--on-stage);
  color: var(--stage) !important;
}

/* ---------- Badges & status ---------- */
.ac-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  line-height: 1.33;
  font-weight: 600;
  letter-spacing: 0;
  background: var(--paper-alt);
  color: var(--ink-secondary);
  border: 1px solid var(--hairline);
  white-space: nowrap;
}
.ac-badge--warning {
  background: var(--warning-tint);
  color: var(--warning);
  border-color: transparent;
}
.ac-badge--accent {
  background: var(--accent);
  color: var(--on-accent);
  border-color: transparent;
}
.ac-badge--gradient {
  position: relative;
  background: var(--paper);
  color: var(--ink);
  border-color: transparent;
}
.ac-badge--gradient::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1.5px;
  background: var(--ac-gradient);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}
.ac-stage .ac-badge--gradient {
  background: var(--stage);
  color: var(--on-stage);
}

.ac-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px 5px 10px;
  border-radius: var(--radius-pill);
  background: rgba(118, 118, 128, 0.16);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  font-size: 14px;
  line-height: 1.3;
  font-weight: 500;
  color: inherit;
  white-space: nowrap;
}
.ac-pill::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink-tertiary);
  flex: none;
}
.ac-pill--good::before {
  background: var(--success);
}
.ac-pill--working::before {
  background: var(--warning);
}
.ac-pill--bad::before {
  background: var(--danger);
}
.ac-pill__detail {
  font-weight: 400;
  opacity: 0.7;
}
.ac-stage .ac-pill--good::before {
  background: #30d158;
}

.ac-kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 30px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  background: var(--paper-raised);
  border: 1px solid var(--hairline);
  box-shadow: 0 1.5px 0 var(--hairline);
  font-family: var(--font-text);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
}
.ac-kbd + .ac-kbd {
  margin-left: 4px;
}
.ac-stage .ac-kbd {
  background: var(--stage-raised);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 1.5px 0 rgba(255, 255, 255, 0.12);
  color: var(--on-stage);
}

/* ---------- Hero ---------- */
.ac-hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 0;
  text-align: center;
}
.ac-hero__icon {
  width: 96px;
  height: 96px;
  margin: 0 auto 28px;
  border-radius: 22px;
  box-shadow:
    0 18px 50px rgba(255, 131, 0, 0.25),
    0 8px 30px rgba(11, 147, 241, 0.25);
}
.ac-hero__title {
  max-width: 980px;
  margin: 0 auto;
}
.ac-hero .ac-lead {
  max-width: 640px;
  margin: 24px auto 0;
}
.ac-hero .ac-btn-row {
  margin-top: 36px;
}
.ac-hero__note {
  margin-top: 18px;
}
.ac-hero__glow {
  position: absolute;
  left: 50%;
  top: 58%;
  width: 1100px;
  height: 700px;
  transform: translateX(-50%);
  background:
    radial-gradient(closest-side, rgba(11, 147, 241, 0.2), transparent 70%),
    radial-gradient(closest-side at 70% 60%, rgba(255, 131, 0, 0.18), transparent 70%);
  pointer-events: none;
}
.ac-hero__demo {
  position: relative;
  margin-top: 72px;
}
@media (max-width: 734px) {
  .ac-hero {
    padding-top: 64px;
  }
  .ac-hero__icon {
    width: 72px;
    height: 72px;
    border-radius: 17px;
  }
  .ac-hero__demo {
    margin-top: 48px;
  }
}

/* ---------- Demo stage (looping animation / video slot) ---------- */
.ac-demo {
  position: relative;
  max-width: var(--wide-width);
  margin: 0 auto;
}
.ac-demo__canvas {
  position: relative;
  aspect-ratio: 12 / 7;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  background: radial-gradient(120% 90% at 50% 0%, #1d1e22 0%, var(--stage) 70%);
}
.ac-demo__canvas > svg,
.ac-demo__canvas > video,
.ac-demo__canvas > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ac-demo__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 24px;
  background: var(--stage-raised);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  color: var(--on-stage);
}
.ac-demo__bar .ac-caption {
  flex: 1;
  color: var(--on-stage-muted);
  text-align: left;
}
.ac-demo__toggle {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, 0.12);
  color: var(--on-stage);
  cursor: pointer;
}
.ac-demo__toggle:hover {
  background: rgba(255, 255, 255, 0.2);
}
.ac-demo__toggle svg {
  width: 14px;
  height: 14px;
}
.ac-demo--flush .ac-demo__canvas {
  border-radius: var(--radius-lg);
}
@media (max-width: 734px) {
  .ac-demo__bar {
    flex-wrap: wrap;
    padding: 12px 16px;
  }
  .ac-demo__bar .ac-caption {
    order: 3;
    flex-basis: 100%;
  }
}

/* ---------- Chapter nav ---------- */
.ac-chapters {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 28px var(--gutter);
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: 1px solid var(--hairline);
  background: var(--paper);
}
.ac-chapters a {
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 112px;
  padding: 6px 4px;
  color: var(--ink-secondary) !important;
  font-size: 13px;
  line-height: 1.25;
  text-align: center;
  text-decoration: none !important;
  border-radius: 14px;
}
.ac-chapters a:hover {
  color: var(--ink) !important;
}
.ac-chapters svg {
  width: 34px;
  height: 34px;
  color: var(--ink);
}
.ac-chapters a:hover svg {
  color: var(--stroke-blue);
}
@media (max-width: 734px) {
  .ac-chapters {
    justify-content: flex-start;
  }
}

/* ---------- Icons (inline svg) ---------- */
.ac-icon {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- Bento tiles ---------- */
.ac-tiles {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-5);
  max-width: var(--wide-width);
  margin: 0 auto;
}
.ac-tile {
  position: relative;
  grid-column: span 3;
  display: flex;
  flex-direction: column;
  min-height: 520px;
  padding: var(--space-7);
  border-radius: var(--radius-lg);
  background: var(--paper-raised);
  color: var(--ink);
  box-shadow: var(--shadow-tile);
  overflow: hidden;
}
.ac-tile--third {
  grid-column: span 2;
  min-height: 420px;
}
.ac-tile--full {
  grid-column: span 6;
}
.ac-tile--stage {
  background: var(--stage);
  color: var(--on-stage);
  box-shadow: none;
}
.ac-tile--stage .ac-body {
  color: var(--on-stage-muted);
}
.ac-tile--stage .ac-body strong {
  color: var(--on-stage);
}
.ac-tile--stage .ac-caption {
  color: var(--on-stage-muted);
}
.ac-tile--stage .ac-eyebrow {
  background: var(--ac-gradient);
  -webkit-background-clip: text;
  background-clip: text;
}
/* The drawing-canvas texture: a faint dot grid, like the paper the Pencil lands on */
.ac-tile--canvas {
  background-image: radial-gradient(circle at 1px 1px, var(--hairline) 1.2px, transparent 1.4px);
  background-size: 22px 22px;
  background-color: var(--paper-raised);
}
.ac-tile--stage.ac-tile--canvas {
  background-image: radial-gradient(
    circle at 1px 1px,
    rgba(255, 255, 255, 0.09) 1.2px,
    transparent 1.4px
  );
  background-color: var(--stage);
}
.ac-tile__text {
  position: relative;
  z-index: 1;
  max-width: 520px;
}
.ac-tile__text .ac-body {
  margin-top: 14px;
}
.ac-tile__visual {
  position: relative;
  flex: 1;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  margin-top: var(--space-6);
}
.ac-tile--compact {
  min-height: 0;
}
.ac-tile__icon {
  width: 36px;
  height: 36px;
  margin-bottom: 18px;
  color: var(--stroke-blue);
}
.ac-tile--stage .ac-tile__icon {
  color: var(--on-stage);
}
.ac-tile__visual > svg:not(.ac-icon) {
  width: 100%;
  max-width: 480px;
}
a.ac-tile {
  text-decoration: none !important;
  transition:
    box-shadow 0.3s var(--ac-ease),
    transform 0.3s var(--ac-ease);
}
a.ac-tile:hover {
  box-shadow: var(--shadow-lift);
  transform: translateY(-2px);
}
@media (max-width: 1068px) {
  .ac-tile,
  .ac-tile--third {
    grid-column: span 6;
    min-height: 440px;
  }
  .ac-tile--compact {
    min-height: 0;
  }
  .ac-tile--half-md {
    grid-column: span 3;
  }
}
@media (max-width: 734px) {
  .ac-tiles {
    gap: var(--space-4);
  }
  .ac-tile,
  .ac-tile--half-md {
    grid-column: span 6;
    padding: var(--space-6) var(--space-5);
    min-height: 0;
  }
}

/* Active-area frame: corner brackets borrowed from Tablet mode's mapping editor */
.ac-frame {
  position: relative;
  padding: 14px;
}
.ac-frame::before,
.ac-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  border: 2.5px solid var(--stroke-blue);
  -webkit-mask:
    linear-gradient(#000 0 0) top left / 22px 22px no-repeat,
    linear-gradient(#000 0 0) top right / 22px 22px no-repeat,
    linear-gradient(#000 0 0) bottom left / 22px 22px no-repeat,
    linear-gradient(#000 0 0) bottom right / 22px 22px no-repeat;
  mask:
    linear-gradient(#000 0 0) top left / 22px 22px no-repeat,
    linear-gradient(#000 0 0) top right / 22px 22px no-repeat,
    linear-gradient(#000 0 0) bottom left / 22px 22px no-repeat,
    linear-gradient(#000 0 0) bottom right / 22px 22px no-repeat;
  border-radius: 6px;
}
.ac-frame::after {
  display: none;
}
.ac-stage .ac-frame::before,
.ac-tile--stage .ac-frame::before {
  border-color: var(--on-stage);
}

/* ---------- Segmented control ---------- */
.ac-seg {
  display: inline-flex;
  padding: 3px;
  border-radius: var(--radius-pill);
  background: var(--paper-alt);
  border: 1px solid var(--hairline);
}
.ac-seg input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.ac-seg label {
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  line-height: 1.2;
  color: var(--ink-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition:
    background-color 0.2s var(--ac-ease),
    color 0.2s var(--ac-ease);
}
.ac-seg label:hover {
  color: var(--ink);
}
.ac-seg input:checked + label {
  background: var(--accent);
  color: var(--on-accent);
}
.ac-seg input:focus-visible + label {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
.ac-stage .ac-seg {
  background: var(--stage-raised);
  border-color: rgba(255, 255, 255, 0.08);
}
.ac-stage .ac-seg label {
  color: var(--on-stage-muted);
}
.ac-stage .ac-seg input:checked + label {
  color: var(--on-accent);
}

/* ---------- Connection cards ---------- */
.ac-conns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  max-width: var(--wide-width);
  margin: 0 auto;
}
.ac-conn {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px 26px 26px;
  border-radius: var(--radius-md);
  background: var(--paper-raised);
  box-shadow: var(--shadow-tile);
}
.ac-conn .ac-icon {
  width: 32px;
  height: 32px;
  color: var(--ink);
  margin-bottom: 8px;
}
.ac-conn h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 24px;
  line-height: 1.17;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.ac-conn p {
  margin: 0;
  font-size: 15px;
  line-height: 1.4;
  color: var(--ink-secondary);
}
.ac-conn__foot {
  margin-top: auto;
  padding-top: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-tertiary);
}
.ac-conn--recommended {
  position: relative;
}
.ac-conn--recommended::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 2px;
  background: var(--ac-gradient);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.ac-stage .ac-conn,
.ac-tile--stage .ac-conn {
  background: var(--stage-raised);
  box-shadow: none;
}
.ac-stage .ac-conn .ac-icon {
  color: var(--on-stage);
}
.ac-stage .ac-conn p,
.ac-stage .ac-conn__foot {
  color: var(--on-stage-muted);
}
@media (max-width: 1068px) {
  .ac-conns {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 734px) {
  .ac-conns {
    grid-template-columns: 1fr;
  }
}

/* Latency meter: three bars, data-level 1..3 */
.ac-meter {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  height: 14px;
}
.ac-meter i {
  width: 4px;
  border-radius: 2px;
  background: var(--hairline);
}
.ac-meter i:nth-child(1) {
  height: 6px;
}
.ac-meter i:nth-child(2) {
  height: 10px;
}
.ac-meter i:nth-child(3) {
  height: 14px;
}
.ac-meter[data-level='1'] i:nth-child(-n + 1),
.ac-meter[data-level='2'] i:nth-child(-n + 2),
.ac-meter[data-level='3'] i:nth-child(-n + 3) {
  background: var(--ink);
}
.ac-stage .ac-meter i {
  background: rgba(255, 255, 255, 0.18);
}
.ac-stage .ac-meter[data-level='1'] i:nth-child(-n + 1),
.ac-stage .ac-meter[data-level='2'] i:nth-child(-n + 2),
.ac-stage .ac-meter[data-level='3'] i:nth-child(-n + 3) {
  background: var(--on-stage);
}

/* ---------- Pressure strip ---------- */
.ac-pressure {
  position: relative;
  width: 100%;
  max-width: 560px;
  padding: 44px 0 30px;
}
.ac-pressure__wedge {
  display: block;
  width: 100%;
  height: 64px;
}
.ac-pressure__mark {
  position: absolute;
  top: 34px;
  bottom: 22px;
  width: 2px;
  background: currentColor;
  border-radius: 1px;
}
.ac-pressure__mark::before {
  content: '';
  position: absolute;
  left: 50%;
  top: -6px;
  width: 12px;
  height: 12px;
  margin-left: -6px;
  border-radius: 50%;
  background: currentColor;
}
.ac-pressure__label {
  position: absolute;
  bottom: 0;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 13px;
  white-space: nowrap;
}
.ac-pressure__ends {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  opacity: 0.6;
}

/* ---------- Table ---------- */
.ac-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 17px;
}
.ac-table th,
.ac-table td {
  padding: 18px 16px;
  text-align: center;
  border-bottom: 1px solid var(--hairline);
}
.ac-table th:first-child,
.ac-table td:first-child {
  text-align: left;
  padding-left: 0;
}
.ac-table thead th {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-tertiary);
  letter-spacing: -0.016em;
}
.ac-table tbody th {
  font-weight: 600;
  color: var(--ink);
}
.ac-table td {
  color: var(--ink-secondary);
}
.ac-yes,
.ac-no,
.ac-partial {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.ac-yes::before,
.ac-no::before,
.ac-partial::before {
  flex: none;
}
.ac-yes::before {
  content: '';
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
}
.ac-partial::before {
  content: '';
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--ink) 50%, var(--hairline) 50%);
  box-shadow: inset 0 0 0 1px var(--ink);
}
.ac-no::before {
  content: '';
  width: 9px;
  height: 9px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1.5px var(--ink-tertiary);
}
@media (max-width: 734px) {
  .ac-table {
    font-size: 14px;
  }
  .ac-table th,
  .ac-table td {
    padding: 12px 6px;
  }
  .ac-table thead th {
    font-size: 12px;
  }
}

/* ---------- FAQ / disclosure ---------- */
.ac-faq {
  border-top: 1px solid var(--hairline);
}
.ac-faq details {
  border-bottom: 1px solid var(--hairline);
}
.ac-faq summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.ac-faq summary::-webkit-details-marker {
  display: none;
}
.ac-faq summary::after {
  content: '';
  flex: none;
  width: 14px;
  height: 14px;
  background:
    linear-gradient(currentColor 0 0) center / 14px 2px no-repeat,
    linear-gradient(currentColor 0 0) center / 2px 14px no-repeat;
  transition: transform 0.3s var(--ac-ease);
  color: var(--ink-secondary);
}
.ac-faq details[open] summary::after {
  transform: rotate(45deg);
}
.ac-faq__answer {
  padding: 0 48px 28px 0;
  color: var(--ink-secondary);
}
.ac-faq__answer p {
  margin: 0 0 12px;
}
.ac-faq__answer ul {
  margin: 0 0 12px;
  padding-left: 20px;
}
.ac-faq__answer li {
  margin: 4px 0;
}
.ac-faq__answer strong {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- Support topics ---------- */
.ac-topics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.ac-topic {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 28px;
  border-radius: var(--radius-md);
  background: var(--paper-raised);
  box-shadow: var(--shadow-tile);
  color: var(--ink) !important;
  text-decoration: none !important;
  transition:
    box-shadow 0.3s var(--ac-ease),
    transform 0.3s var(--ac-ease);
}
.ac-topic:hover {
  box-shadow: var(--shadow-lift);
  transform: translateY(-2px);
}
.ac-topic .ac-icon {
  width: 30px;
  height: 30px;
  margin-bottom: 10px;
  color: var(--stroke-blue);
}
.ac-topic h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.ac-topic p {
  margin: 0;
  font-size: 15px;
  line-height: 1.4;
  color: var(--ink-secondary);
}
.ac-topic .ac-more {
  margin-top: auto;
  padding-top: 10px;
  font-size: 15px;
}
@media (max-width: 1068px) {
  .ac-topics {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 734px) {
  .ac-topics {
    grid-template-columns: 1fr;
  }
}

/* Numbered steps */
.ac-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  counter-reset: step;
  list-style: none;
  margin: 0;
  padding: 0;
}
.ac-steps li {
  counter-increment: step;
}
.ac-steps li::before {
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--ac-gradient);
  color: #fff;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
}
.ac-steps h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.ac-steps p {
  margin: 0;
  color: var(--ink-secondary);
}
@media (max-width: 734px) {
  .ac-steps {
    grid-template-columns: 1fr;
  }
}

/* ---------- Search field ---------- */
.ac-search {
  position: relative;
  max-width: 620px;
  margin: 0 auto;
}
.ac-search input {
  width: 100%;
  height: 56px;
  padding: 0 20px 0 52px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--control-border);
  background: var(--paper-raised);
  color: var(--ink);
  font: inherit;
  font-size: 17px;
}
.ac-search input::placeholder {
  color: var(--ink-tertiary);
}
.ac-search input:focus {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
.ac-search svg {
  position: absolute;
  left: 20px;
  top: 50%;
  width: 20px;
  height: 20px;
  transform: translateY(-50%);
  color: var(--ink-tertiary);
}

/* ---------- Legal document ---------- */
.ac-legal {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: var(--space-8);
  max-width: var(--content-width);
  margin: 0 auto;
}
.ac-legal__toc {
  position: sticky;
  top: calc(var(--nav-height) + 32px);
  align-self: start;
  font-size: 14px;
}
.ac-legal__toc p {
  margin: 0 0 10px;
  font-weight: 600;
  color: var(--ink);
}
.ac-legal__toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--hairline);
}
.ac-legal__toc a {
  display: block;
  padding: 6px 0 6px 16px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  color: var(--ink-secondary) !important;
  text-decoration: none !important;
}
.ac-legal__toc a:hover {
  color: var(--ink) !important;
}
.ac-legal__toc a[aria-current='true'] {
  color: var(--ink) !important;
  border-left-color: var(--stroke-blue);
}
.ac-legal__body h2 {
  margin: 56px 0 14px;
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1.18;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.ac-legal__body h2:first-child {
  margin-top: 0;
}
.ac-legal__body h3 {
  margin: 28px 0 8px;
  font-size: 17px;
  font-weight: 600;
}
.ac-legal__body p,
.ac-legal__body li {
  color: var(--ink-secondary);
}
.ac-legal__body p {
  margin: 0 0 14px;
}
.ac-legal__body ul {
  margin: 0 0 14px;
  padding-left: 22px;
}
.ac-legal__body li {
  margin: 6px 0;
}
.ac-legal__body strong {
  color: var(--ink);
  font-weight: 600;
}
.ac-legal__body .ac-table {
  font-size: 15px;
  margin: 8px 0 20px;
}
.ac-legal__body .ac-table td,
.ac-legal__body .ac-table th {
  text-align: left;
}
@media (max-width: 900px) {
  .ac-legal {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  .ac-legal__toc {
    position: static;
  }
}

/* The short version — summary callout */
.ac-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0 0 var(--space-8);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.ac-summary div {
  padding: 26px 24px;
  background: var(--paper-raised);
}
.ac-summary strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.ac-summary span {
  font-size: 15px;
  line-height: 1.4;
  color: var(--ink-secondary);
}
@media (max-width: 734px) {
  .ac-summary {
    grid-template-columns: 1fr;
  }
}

/* ---------- Forms ---------- */
.ac-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px 20px;
}
.ac-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ac-field--full {
  grid-column: 1 / -1;
}
.ac-field > label,
.ac-field > .ac-field__label {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}
.ac-field > label.ac-check {
  font-size: 15px;
  font-weight: 400;
  color: var(--ink-secondary);
}
.ac-field__opt {
  font-weight: 400;
  color: var(--ink-tertiary);
}
.ac-input,
.ac-select,
.ac-textarea {
  width: 100%;
  min-height: 50px;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--control-border);
  background: var(--paper-raised);
  color: var(--ink);
  font: inherit;
  font-size: 17px;
  line-height: 1.3;
  transition:
    border-color 0.2s var(--ac-ease),
    box-shadow 0.2s var(--ac-ease);
}
.ac-input::placeholder,
.ac-textarea::placeholder {
  color: var(--ink-tertiary);
}
.ac-input:focus,
.ac-select:focus,
.ac-textarea:focus {
  outline: none;
  border-color: var(--focus);
  box-shadow: 0 0 0 3px var(--focus);
}
.ac-textarea {
  min-height: 168px;
  resize: vertical;
}
.ac-select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 44px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--ink-secondary) 50%),
    linear-gradient(135deg, var(--ink-secondary) 50%, transparent 50%);
  background-position:
    calc(100% - 22px) 52%,
    calc(100% - 16px) 52%;
  background-size: 6px 6px;
  background-repeat: no-repeat;
}
.ac-field__hint {
  font-size: 13px;
  color: var(--ink-tertiary);
}
.ac-field--error .ac-input,
.ac-field--error .ac-textarea {
  border-color: var(--danger);
}
.ac-field__error {
  font-size: 13px;
  color: var(--danger);
}
.ac-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--ink-secondary);
  cursor: pointer;
}
.ac-check input {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  width: 22px;
  height: 22px;
  margin: 0;
  border-radius: 6px;
  border: 1px solid var(--control-border);
  background: var(--paper-raised);
  display: grid;
  place-content: center;
  cursor: pointer;
}
.ac-check input:checked {
  background: var(--accent);
  border-color: var(--accent);
}
.ac-check input:checked::after {
  content: '';
  width: 11px;
  height: 6px;
  margin-top: -3px;
  border-left: 2px solid var(--on-accent);
  border-bottom: 2px solid var(--on-accent);
  transform: rotate(-45deg);
}
.ac-check input:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
.ac-form__actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 8px;
}
.ac-seg--form {
  flex-wrap: wrap;
}
/* The setup fields, shown only for the kinds of feedback that need them */
.ac-form__setup {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px 20px;
}
@media (max-width: 734px) {
  .ac-form,
  .ac-form__setup {
    grid-template-columns: 1fr;
  }
  .ac-seg--form {
    border-radius: 18px;
  }
}

/* Form result */
.ac-sent {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 56px 32px;
  text-align: center;
  border-radius: var(--radius-lg);
  background: var(--paper-raised);
  box-shadow: var(--shadow-tile);
}
.ac-sent__mark {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-content: center;
  background: var(--ac-gradient);
  color: #fff;
}
.ac-sent__mark svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Aside card */
.ac-card {
  padding: 28px;
  border-radius: var(--radius-md);
  background: var(--paper-raised);
  box-shadow: var(--shadow-tile);
}
.ac-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.ac-card p {
  margin: 0 0 10px;
  font-size: 15px;
  color: var(--ink-secondary);
}

/* ---------- CTA band ---------- */
.ac-cta {
  text-align: center;
}
.ac-cta__icons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 18px;
  margin-bottom: 32px;
}
.ac-cta__icons img {
  width: 88px;
  height: 88px;
}
.ac-cta__icons img:first-child {
  border-radius: 20px;
}
.ac-cta__icons img:last-child {
  width: 112px;
  height: 112px;
  margin: -12px;
}
.ac-cta .ac-lead {
  margin: 20px auto 0;
  max-width: 620px;
}
.ac-cta .ac-btn-row {
  margin-top: 36px;
}
.ac-reqs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 28px;
  margin-top: 28px;
}

/* ---------- Footer ---------- */
.ac-footer {
  padding: 40px 0 48px;
  background: var(--paper-alt);
  color: var(--ink-tertiary);
  font-size: 13px;
  line-height: 1.45;
}
.ac-footer__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--hairline);
}
.ac-footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}
.ac-footer__brand img {
  width: 24px;
  height: 24px;
  border-radius: 6px;
}
.ac-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}
.ac-footer__links a {
  color: var(--ink-secondary) !important;
}
.ac-footer__legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 18px;
}
.ac-footer p {
  margin: 0;
}

/* ---------- Product illustrations (inline svg) ---------- */
.v-device {
  fill: var(--paper-alt);
  stroke: var(--hairline);
  stroke-width: 1.5;
}
.v-screen {
  fill: var(--paper);
}
.v-screen-dark {
  fill: var(--stage);
}
.v-corner {
  fill: none;
  stroke: #fff;
  stroke-width: 2.5;
  stroke-linecap: round;
}
.v-map {
  fill: none;
  stroke: var(--stroke-blue);
  stroke-width: 1.5;
  stroke-dasharray: 4 5;
  opacity: 0.7;
}
.v-dot {
  fill: var(--brand-orange);
}
.v-cursor {
  fill: var(--ink);
  stroke: var(--paper);
  stroke-width: 1.2;
  stroke-linejoin: round;
}
.v-trail {
  fill: none;
  stroke-width: 4;
  stroke-linecap: round;
}
.v-finger {
  fill: rgba(255, 255, 255, 0.18);
  stroke: rgba(255, 255, 255, 0.7);
  stroke-width: 1.5;
}
.v-chip {
  fill: rgba(255, 255, 255, 0.12);
}
.v-chip-text {
  fill: #f5f5f7;
  font: 500 12px var(--font-mono);
}
.v-g-finger {
  fill: var(--paper-raised);
  stroke: var(--ink);
  stroke-width: 1.5;
}
.v-g-arrow {
  fill: none;
  stroke: var(--stroke-blue);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.v-g-ring {
  fill: none;
  stroke: var(--stroke-orange);
  stroke-width: 1.5;
  stroke-dasharray: 3 4;
}

/* ---------- Page layouts ---------- */
.ac-skip {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: var(--on-accent) !important;
}
.ac-skip:focus {
  top: 8px;
}
.ac-page-head {
  padding: 96px 0 64px;
}
.ac-page-head--center {
  text-align: center;
}
.ac-page-head--center .ac-lead {
  margin: 20px auto 0;
  max-width: 640px;
}
.ac-page-head .ac-caption {
  margin-top: 20px;
}
.ac-page-head + .ac-section {
  padding-top: 0;
}
@media (max-width: 734px) {
  .ac-page-head {
    padding: 64px 0 40px;
  }
}

.ac-tile--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: var(--space-7);
  align-items: center;
  min-height: 560px;
}
.ac-tile--split-even {
  grid-template-columns: 1fr 1fr;
  min-height: 480px;
}
.ac-tile--split > * {
  min-width: 0;
}
.ac-tile--spread {
  justify-content: space-between;
}
.ac-tile--gestures {
  min-height: 0;
  padding: 56px 48px;
}
.ac-tile--row {
  min-height: 0;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}
.ac-tile__visual--center {
  align-items: center;
}
.ac-headline--tile {
  font-size: 56px;
}
.ac-body--lg {
  font-size: 19px;
}
.ac-tile__text > * + .ac-body,
.ac-tile__text > .ac-body + .ac-caption,
.ac-tile__text > .ac-body + p {
  margin-top: 20px;
}
.ac-tile__text .ac-headline + .ac-body {
  margin-top: 20px;
}
.ac-big-icon {
  width: 140px;
  height: 140px;
  color: var(--stroke-blue);
  stroke-width: 0.9;
}
.ac-center-note {
  text-align: center;
  margin-top: 28px;
}
.ac-note-row {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
@media (max-width: 1068px) {
  .ac-tile--split,
  .ac-tile--split-even {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .ac-headline--tile {
    font-size: 48px;
  }
}
@media (max-width: 734px) {
  .ac-headline--tile {
    font-size: 40px;
  }
  .ac-tile--gestures {
    padding: 40px 20px;
  }
  .ac-big-icon {
    width: 96px;
    height: 96px;
  }
}

.ac-gestures {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 32px 16px;
  width: 100%;
}
.ac-gesture {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
}
.ac-gesture svg {
  width: 96px;
  height: 92px;
}
@media (max-width: 734px) {
  .ac-gestures {
    grid-template-columns: 1fr 1fr;
  }
}
.ac-gesture p {
  margin: 0;
  max-width: 160px;
  font-weight: 600;
  color: var(--ink);
}

/* ---------- App screenshots ---------- */
/* Captured from the apps' DEBUG demo launch arguments; light and dark swap with the system. */
.ac-shot {
  display: block;
  overflow: hidden;
}
.ac-shot img,
img.ac-shot {
  display: block;
  width: 100%;
  height: auto;
}
.ac-shot--window {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  border-radius: 16px;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.08),
    0 24px 56px rgba(0, 0, 0, 0.18);
}
.ac-tile--stage .ac-shot--window {
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.1),
    0 24px 56px rgba(0, 0, 0, 0.5);
}
.ac-shot--sheet {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  border-radius: clamp(24px, 6.5vw, 33px);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.06),
    var(--shadow-lift);
}
.ac-shot--menu {
  width: 260px;
  border-radius: 14px;
  background: var(--paper-raised);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.1),
    var(--shadow-lift);
}
.ac-shots-mac {
  position: relative;
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
  padding: 0 60px 190px 0;
}
.ac-shots-mac .ac-shot--menu {
  position: absolute;
  right: 0;
  bottom: 0;
}
@media (max-width: 734px) {
  .ac-shots-mac {
    padding: 0;
  }
  .ac-shots-mac .ac-shot--menu {
    position: relative;
    margin: -40px 0 0 auto;
    width: 230px;
  }
}
@media (prefers-color-scheme: dark) {
  .ac-shot--window,
  .ac-shot--sheet,
  .ac-shot--menu {
    box-shadow:
      0 0 0 1px rgba(255, 255, 255, 0.1),
      0 24px 56px rgba(0, 0, 0, 0.6);
  }
}

/* Support search */
.ac-search-empty {
  margin-top: 24px;
  text-align: center;
}
[hidden] {
  display: none !important;
}

/* Feedback */
.ac-feedback-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 40px;
  align-items: start;
}
.ac-feedback-grid > aside {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.ac-card--form {
  padding: 40px;
}
.ac-form__status {
  grid-column: 1 / -1;
  margin: 0;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: var(--warning-tint);
  color: var(--warning);
  font-size: 15px;
}
.ac-form__status a {
  color: inherit !important;
  text-decoration: underline;
}
.ac-honeypot {
  position: absolute;
  left: -9999px;
}
@media (max-width: 900px) {
  .ac-feedback-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 734px) {
  .ac-card--form {
    padding: 24px 20px;
  }
}

/* 404 */
.ac-404 {
  min-height: 70vh;
  display: grid;
  place-content: center;
  text-align: center;
}
.ac-404 .ac-lead {
  margin: 20px auto 32px;
  max-width: 520px;
}

/* ---------- Motion ---------- */
/* In-page links glide to their target and land clear of the sticky nav */
main [id] {
  scroll-margin-top: calc(var(--nav-height) + 16px);
}
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}
/* Scroll reveal: content rises into place the first time it enters the viewport. site.js adds is-revealed. */
@media (prefers-reduced-motion: no-preference) {
  .ac-js [data-reveal] {
    transition:
      opacity 0.8s var(--ac-ease),
      transform 0.8s var(--ac-ease);
    transition-delay: var(--reveal-delay, 0s);
  }
  .ac-js [data-reveal]:not(.is-revealed) {
    opacity: 0;
    transform: translateY(24px);
  }
  .ac-js [data-reveal='zoom']:not(.is-revealed) {
    transform: scale(0.96);
  }
}
@media (prefers-reduced-motion: reduce) {
  .ac-page *,
  .ac-page *::before,
  .ac-page *::after {
    transition-duration: 0s !important;
    animation-duration: 0s !important;
  }
}