/* SelfOffice site. Dark by default, light by system or toggle. No dependencies. */
:root {
  --bg: #080c1a;
  --bg2: #0d1330;
  --card: #111835;
  --card2: #161f45;
  --line: #222c57;
  --text: #eaeeff;
  --muted: #9aa7d4;
  --indigo: #6366f1;
  --cyan: #22d3ee;
  --accent-text: #67e8f9;
  --grad: linear-gradient(120deg, #818cf8 0%, #22d3ee 100%);
  --shadow: 0 40px 90px -30px rgba(0, 0, 0, 0.65);
  --radius: 16px;
  --gutter: clamp(16px, 5vw, 48px);
  --nav-h: 64px;
  color-scheme: dark;
}

:root[data-theme='light'] {
  --bg: #f6f7fd;
  --bg2: #ffffff;
  --card: #ffffff;
  --card2: #f0f2fc;
  --line: #dde1f4;
  --text: #11162d;
  --muted: #566091;
  --accent-text: #0e7490;
  --grad: linear-gradient(120deg, #4338ca 0%, #0891b2 100%);
  --shadow: 0 40px 80px -34px rgba(40, 50, 120, 0.35);
  color-scheme: light;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme='dark']) {
    --bg: #f6f7fd;
    --bg2: #ffffff;
    --card: #ffffff;
    --card2: #f0f2fc;
    --line: #dde1f4;
    --text: #11162d;
    --muted: #566091;
    --accent-text: #0e7490;
    --grad: linear-gradient(120deg, #4338ca 0%, #0891b2 100%);
    --shadow: 0 40px 80px -34px rgba(40, 50, 120, 0.35);
    color-scheme: light;
  }
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font:
    17px/1.6 ui-sans-serif,
    system-ui,
    -apple-system,
    'Segoe UI',
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a {
  color: inherit;
}
code {
  font:
    0.88em ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    monospace;
  background: color-mix(in srgb, var(--indigo) 16%, transparent);
  padding: 0.1em 0.4em;
  border-radius: 6px;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 6px;
}
.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--card);
  padding: 8px 14px;
  border-radius: 8px;
  z-index: 100;
}
.skip:focus {
  left: 8px;
}
main {
  overflow-x: clip;
}
p {
  margin: 0 0 14px;
}
h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 4.4vw, 46px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  max-width: 24ch;
}
h3 {
  margin: 0 0 8px;
  font-size: 19px;
  letter-spacing: -0.01em;
}
.eyebrow {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-text);
}
.sub {
  margin: 0 0 32px;
  color: var(--muted);
  max-width: 60ch;
}
.small {
  font-size: 14px;
  color: var(--muted);
}
.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 var(--gutter);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition:
    border-color 0.25s ease,
    background 0.25s ease;
}
.nav.scrolled {
  border-bottom-color: var(--line);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: -0.01em;
}
.nav nav {
  display: flex;
  gap: 4px;
  font-size: 15px;
}
.nav nav a {
  text-decoration: none;
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 999px;
  transition:
    color 0.15s ease,
    background 0.15s ease;
}
.nav nav a:hover,
.nav nav a.on {
  color: var(--text);
  background: color-mix(in srgb, var(--indigo) 14%, transparent);
}
.nav-end {
  display: flex;
  align-items: center;
  gap: 8px;
}
.star {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  text-decoration: none;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  transition:
    border-color 0.15s ease,
    transform 0.15s ease;
}
.star:hover {
  border-color: var(--indigo);
  transform: translateY(-1px);
}
.star svg {
  color: #f5b301;
}
.star b {
  font-weight: 600;
  color: var(--muted);
  padding-left: 8px;
  border-left: 1px solid var(--line);
}
.star b:empty {
  display: none;
}
.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  cursor: pointer;
}
.icon-btn:hover {
  border-color: var(--indigo);
}
.i-moon {
  display: none;
}
:root[data-theme='light'] .i-sun {
  display: none;
}
:root[data-theme='light'] .i-moon {
  display: block;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme='dark']) .i-sun {
    display: none;
  }
  :root:not([data-theme='dark']) .i-moon {
    display: block;
  }
}
.burger {
  display: none;
  gap: 4px;
  align-content: center;
}
.burger span {
  display: block;
  width: 16px;
  height: 2px;
  margin: 2px 0;
  background: currentColor;
  border-radius: 2px;
  transition:
    transform 0.2s ease,
    opacity 0.2s ease;
}
.burger[aria-expanded='true'] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.burger[aria-expanded='true'] span:nth-child(2) {
  opacity: 0;
}
.burger[aria-expanded='true'] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
@media (max-width: 900px) {
  .burger {
    display: inline-grid;
  }
  .star span {
    display: none;
  }
  .nav nav {
    position: fixed;
    inset: var(--nav-h) 0 auto 0;
    flex-direction: column;
    padding: 12px var(--gutter) 20px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition:
      opacity 0.2s ease,
      transform 0.2s ease;
  }
  .nav nav.open {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
  .nav nav a {
    padding: 12px 8px;
    font-size: 17px;
  }
}

/* hero */
.hero {
  position: relative;
  text-align: center;
  padding: clamp(48px, 9vw, 104px) var(--gutter) 0;
  isolation: isolate;
  overflow: clip;
}
.aurora {
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 90%;
  z-index: -2;
  filter: blur(70px);
  opacity: 0.55;
}
.aurora i {
  position: absolute;
  border-radius: 50%;
  animation: drift 18s ease-in-out infinite alternate;
}
.aurora i:nth-child(1) {
  width: 46vw;
  height: 46vw;
  left: 8%;
  top: 0;
  background: var(--indigo);
}
.aurora i:nth-child(2) {
  width: 38vw;
  height: 38vw;
  right: 6%;
  top: 8%;
  background: var(--cyan);
  animation-duration: 22s;
  animation-delay: -6s;
}
.aurora i:nth-child(3) {
  width: 30vw;
  height: 30vw;
  left: 38%;
  top: 28%;
  background: #a855f7;
  opacity: 0.6;
  animation-duration: 26s;
  animation-delay: -12s;
}
@keyframes drift {
  to {
    transform: translate(6vw, 5vh) scale(1.15);
  }
}
.grid-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.35;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 25%, #000 30%, transparent 75%);
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 22px;
  padding: 7px 16px;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--card) 80%, transparent);
  backdrop-filter: blur(6px);
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  70% {
    box-shadow: 0 0 0 9px rgba(52, 211, 153, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
  }
}
h1 {
  margin: 0 auto 22px;
  max-width: 17ch;
  font-size: clamp(40px, 7.6vw, 82px);
  line-height: 1.03;
  letter-spacing: -0.04em;
}
.rot {
  display: inline-block;
  min-height: 1.1em;
}
.rot .grad {
  display: inline-block;
  transition:
    opacity 0.35s ease,
    transform 0.35s ease;
}
.rot .grad.out {
  opacity: 0;
  transform: translateY(0.25em);
}
.lead {
  margin: 0 auto 30px;
  max-width: 62ch;
  font-size: clamp(17px, 2vw, 20px);
  color: var(--muted);
}
.cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 14px;
  font-weight: 650;
  text-decoration: none;
  transition:
    transform 0.15s ease,
    box-shadow 0.2s ease;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn.primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 10px 34px color-mix(in srgb, var(--indigo) 45%, transparent);
}
.btn.primary:hover {
  box-shadow: 0 14px 44px color-mix(in srgb, var(--indigo) 60%, transparent);
}
.btn.ghost {
  border: 1px solid var(--line);
  background: var(--card);
}
.hero .small {
  margin: 16px 0 0;
}

/* window frames and screenshots */
.window {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
}
.chrome {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  padding: 0 14px;
  background: var(--card2);
  border-bottom: 1px solid var(--line);
}
.chrome i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #ff5f57;
}
.chrome i:nth-child(2) {
  background: #febc2e;
}
.chrome i:nth-child(3) {
  background: #28c840;
}
.chrome span {
  margin: 0 auto;
  padding-right: 50px;
  font-size: 12.5px;
  color: var(--muted);
}
.window figcaption {
  padding: 12px 18px;
  font-size: 14.5px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--card2);
}
.stage {
  position: relative;
  max-width: 1120px;
  margin: clamp(40px, 7vw, 76px) auto 0;
  perspective: 1600px;
}
.glow {
  position: absolute;
  inset: 10% 8% -6%;
  z-index: -1;
  background: var(--grad);
  filter: blur(90px);
  opacity: 0.35;
  border-radius: 40px;
}
.tilt {
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform 0.25s ease-out;
  transform-style: preserve-3d;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  border-bottom: 0;
}
.float {
  position: absolute;
  padding: 9px 14px;
  font-size: 13.5px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--card) 88%, transparent);
  backdrop-filter: blur(10px);
  box-shadow: 0 16px 36px -14px rgba(0, 0, 0, 0.5);
  animation: bob 6s ease-in-out infinite;
  white-space: nowrap;
}
.float b {
  color: var(--accent-text);
}
.f1 {
  left: -3%;
  top: 22%;
}
.f2 {
  right: -2%;
  top: 40%;
  animation-delay: -2s;
}
.f3 {
  left: 6%;
  bottom: 10%;
  animation-delay: -4s;
}
@keyframes bob {
  50% {
    transform: translateY(-10px);
  }
}
@media (max-width: 760px) {
  .float {
    display: none;
  }
}

/* marquee */
.marquee {
  padding: 56px 0 24px;
  text-align: center;
  overflow: hidden;
}
.track {
  display: flex;
  gap: 12px;
  width: max-content;
  margin: 12px 0;
  animation: slide 48s linear infinite;
}
.track.rev {
  animation-direction: reverse;
  animation-duration: 56s;
}
.marquee:hover .track {
  animation-play-state: paused;
}
.marquee {
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.chip {
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  color: var(--muted);
  font-size: 15px;
  white-space: nowrap;
}
@keyframes slide {
  to {
    transform: translateX(-50%);
  }
}

/* stats */
.strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}
.strip > div {
  background: var(--bg2);
  padding: 30px var(--gutter);
  text-align: center;
}
.strip b {
  display: block;
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: -0.03em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.strip span {
  color: var(--muted);
  font-size: 14.5px;
}

/* blocks */
.block {
  max-width: 1160px;
  margin: 0 auto;
  padding: clamp(60px, 9vw, 112px) var(--gutter);
}

/* bento */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 36px;
}
.card,
.model {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  overflow: hidden;
  transition:
    border-color 0.2s ease,
    transform 0.2s ease;
}
.card.wide {
  grid-column: span 2;
}
.card.full {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}
.card.full .mini-term {
  margin: 0;
}
.card p,
.model p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}
.card:hover,
.model:hover {
  border-color: color-mix(in srgb, var(--indigo) 65%, var(--line));
  transform: translateY(-3px);
}
.spot::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
  background: radial-gradient(
    380px circle at var(--mx, 50%) var(--my, 50%),
    color-mix(in srgb, var(--cyan) 20%, transparent),
    transparent 70%
  );
}
.spot:hover::before {
  opacity: 1;
}
.ico {
  width: 30px;
  height: 30px;
  margin-bottom: 14px;
  padding: 5px;
  border-radius: 10px;
  color: var(--accent-text);
  background: color-mix(in srgb, var(--indigo) 18%, transparent);
}
.mini-diff {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
  font-size: 14px;
}
.mini-diff .del {
  padding: 3px 10px;
  border-radius: 6px;
  background: color-mix(in srgb, #ef4444 20%, transparent);
  color: #f87171;
  text-decoration: line-through;
}
.mini-diff .ins {
  padding: 3px 10px;
  border-radius: 6px;
  background: color-mix(in srgb, #22c55e 20%, transparent);
  color: #4ade80;
  animation: glowins 3.2s ease-in-out infinite;
}
@keyframes glowins {
  50% {
    box-shadow: 0 0 0 4px color-mix(in srgb, #22c55e 22%, transparent);
  }
}
.mini-term,
.code {
  margin: 16px 0 0;
  padding: 18px 20px;
  border-radius: 12px;
  overflow-x: auto;
  background: #070b1a;
  color: #d6defc;
  border: 1px solid var(--line);
  font:
    14px/1.8 ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    monospace;
}
.mini-term code,
.code code {
  background: none;
  padding: 0;
  font: inherit;
}
.code .c {
  color: #7a86b4;
}
.caret {
  display: inline-block;
  width: 8px;
  height: 1.1em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: var(--cyan);
  animation: blink 1s steps(2) infinite;
}
@keyframes blink {
  50% {
    opacity: 0;
  }
}
@media (max-width: 900px) {
  .bento {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 620px) {
  .bento {
    grid-template-columns: 1fr;
  }
  .card.wide {
    grid-column: auto;
  }
}
@media (max-width: 760px) {
  .card.full {
    grid-template-columns: 1fr;
  }
}

/* apps showcase */
.tabs {
  display: inline-flex;
  gap: 4px;
  margin: 26px 0 22px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  max-width: 100%;
  overflow-x: auto;
}
.tabs button {
  font: inherit;
  font-size: 15px;
  padding: 8px 20px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
}
.tabs button[aria-selected='true'] {
  background: var(--grad);
  color: #fff;
}
.showcase .panel {
  display: none;
}
.showcase .panel.on {
  display: block;
  animation: fadein 0.45s ease;
}
@keyframes fadein {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.99);
  }
}
.ticks {
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  color: var(--muted);
}
.ticks li {
  padding-left: 26px;
  position: relative;
}
.ticks li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 13px;
  height: 7px;
  border-left: 2.5px solid var(--cyan);
  border-bottom: 2.5px solid var(--cyan);
  transform: rotate(-45deg);
}

/* models */
.models {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-bottom: 20px;
}
.model {
  display: flex;
  flex-direction: column;
  padding: 24px;
}
.model p {
  flex: 1;
  font-size: 15.5px;
  margin-bottom: 14px;
}
.model.hl {
  border-color: color-mix(in srgb, var(--cyan) 55%, var(--line));
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--indigo) 16%, var(--card)),
    var(--card)
  );
}
.tag {
  align-self: flex-start;
  font-size: 12.5px;
  font-weight: 650;
  padding: 4px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--accent-text);
}

/* odf */
.odf {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.odf p {
  color: var(--muted);
}
@media (max-width: 900px) {
  .odf {
    grid-template-columns: 1fr;
  }
}
.diffviz {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  padding: 18px;
  box-shadow: var(--shadow);
}
.diffviz .file {
  display: flex;
  justify-content: space-between;
  margin-bottom: 14px;
  font:
    13.5px ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    monospace;
}
.diffviz .st {
  color: #34d399;
}
.diffviz .row {
  display: grid;
  grid-template-columns: 14px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  margin-top: 8px;
  border-radius: 10px;
  border: 1px solid var(--line);
  font-size: 14.5px;
  transition:
    background 0.4s ease,
    border-color 0.4s ease,
    transform 0.4s ease;
}
.diffviz .row i {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: #64748b;
  transition: background 0.4s ease;
}
.diffviz .row em {
  font-style: normal;
  font-size: 12.5px;
  color: var(--muted);
}
.diffviz .row.keep.lock {
  border-color: color-mix(in srgb, #34d399 40%, var(--line));
}
.diffviz .row.keep.lock i {
  background: #34d399;
}
.diffviz .row.keep.lock em {
  color: #34d399;
}
.diffviz .row.edit.lock {
  border-color: color-mix(in srgb, var(--cyan) 70%, var(--line));
  background: color-mix(in srgb, var(--cyan) 12%, transparent);
  transform: translateX(6px);
}
.diffviz .row.edit.lock i {
  background: var(--cyan);
}
.diffviz .row.edit.lock em {
  color: var(--accent-text);
  font-weight: 650;
}

/* automation pipeline */
.auto .sub a {
  color: var(--accent-text);
}
.pipe {
  list-style: none;
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin: 34px 0 0;
  padding: 0;
  position: relative;
}
.pipe::before {
  content: '';
  position: absolute;
  left: 4%;
  right: 4%;
  top: 25px;
  height: 2px;
  background: linear-gradient(90deg, var(--indigo), var(--cyan));
  opacity: 0.4;
}
.pipe::after {
  content: '';
  position: absolute;
  left: 4%;
  top: 21px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px 4px color-mix(in srgb, var(--cyan) 70%, transparent);
  animation: travel 6s ease-in-out infinite;
}
@keyframes travel {
  0% {
    left: 4%;
  }
  80%,
  100% {
    left: 94%;
  }
}
.pipe li {
  counter-increment: step;
  position: relative;
  padding: 58px 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}
.pipe li::before {
  content: counter(step);
  position: absolute;
  left: 14px;
  top: 12px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--grad);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}
.pipe b {
  display: block;
  margin-bottom: 4px;
}
.pipe span {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.45;
  display: block;
}
@media (max-width: 900px) {
  .pipe {
    grid-template-columns: 1fr;
  }
  .pipe::before,
  .pipe::after {
    display: none;
  }
  .pipe li {
    padding: 14px 14px 14px 58px;
  }
  .pipe li::before {
    top: 14px;
  }
}

/* download */
.dl {
  text-align: center;
}
.dl h2,
.dl .sub {
  margin-inline: auto;
}
.dl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
  text-align: left;
}
.dl-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  transition:
    border-color 0.2s ease,
    transform 0.2s ease;
}
.dl-card:hover {
  border-color: var(--indigo);
  transform: translateY(-3px);
}
.dl-card.me {
  border-color: var(--cyan);
  box-shadow:
    0 0 0 1px var(--cyan) inset,
    0 20px 50px -26px var(--cyan);
}
.dl-card h3 {
  margin: 0;
}
.dl-card .what {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}
.files {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
  font-size: 14px;
}
.files a {
  text-decoration: none;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 11px;
  border-radius: 9px;
  border: 1px solid var(--line);
}
.files a:hover {
  border-color: var(--indigo);
}
.files small {
  color: var(--muted);
  white-space: nowrap;
}
.dl-btn {
  margin-top: auto;
  align-self: flex-start;
  font-weight: 650;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 11px;
  background: var(--grad);
  color: #fff;
}
.note {
  margin: 26px auto 14px;
  max-width: 780px;
  text-align: left;
  font-size: 15px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-left: 4px solid #f59e0b;
  border-radius: 10px;
  padding: 14px 18px;
  background: var(--card);
}
.note b {
  color: var(--text);
}

/* faq */
.faq details {
  max-width: 820px;
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  transition: border-color 0.2s ease;
}
.faq details[open] {
  border-color: color-mix(in srgb, var(--indigo) 60%, var(--line));
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  gap: 14px;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: '+';
  font-size: 22px;
  line-height: 1;
  color: var(--accent-text);
  transition: transform 0.2s ease;
}
.faq details[open] summary::after {
  transform: rotate(45deg);
}
.faq details p {
  margin: 0;
  padding: 0 20px 18px;
  color: var(--muted);
}

/* footer */
.foot {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  padding: 40px var(--gutter);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14.5px;
}
.foot p {
  margin: 10px 0 0;
  max-width: 52ch;
}
.foot .links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: flex-start;
}
.foot .links a {
  text-decoration: none;
}
.foot .links a:hover {
  color: var(--text);
}

/* scroll reveal: added by script only, so nothing is hidden without it */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
.reveal.in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  .track {
    flex-wrap: wrap;
    width: auto;
    justify-content: center;
    padding: 0 var(--gutter);
  }
  .tilt {
    transform: none;
  }
}