:root {
  --bg: #f7f7f5;
  --card: #ffffff;
  --text: #18181b;
  --muted: #61616b;
  --line: #e7e7e4;
  --accent: #6457f0;
  --accent-soft: #eeedff;
  --grad: linear-gradient(135deg, #4f8bff 0%, #8b5cf6 100%);
  --glow: radial-gradient(120% 120% at 0% 0%, #e5e9ff 0%, transparent 60%);
  --shadow: 0 1px 2px rgb(24 24 27 / 0.04), 0 8px 24px -12px rgb(24 24 27 / 0.12);
  --radius: 20px;
  color-scheme: light;
}

[data-theme='dark'] {
  --bg: #0b0b0e;
  --card: #141418;
  --text: #f4f4f5;
  --muted: #a1a1aa;
  --line: #26262c;
  --accent: #8f86ff;
  --accent-soft: #1e1b3a;
  --glow: radial-gradient(120% 120% at 0% 0%, #1d1f3d 0%, transparent 60%);
  --shadow: 0 1px 2px rgb(0 0 0 / 0.4), 0 10px 30px -14px rgb(0 0 0 / 0.7);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-feature-settings: 'cv11', 'ss01', 'ss03';
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* soft color wash in the corners, like the hero glow on klipdrop */
body::before {
  content: '';
  position: fixed;
  inset: -20vmax -20vmax auto auto;
  width: 70vmax;
  height: 70vmax;
  background: radial-gradient(closest-side, rgb(139 92 246 / 0.12), transparent);
  pointer-events: none;
  z-index: -1;
}

body::after {
  content: '';
  position: fixed;
  inset: auto auto -25vmax -25vmax;
  width: 70vmax;
  height: 70vmax;
  background: radial-gradient(closest-side, rgb(79 139 255 / 0.1), transparent);
  pointer-events: none;
  z-index: -1;
}

a {
  color: inherit;
}

svg {
  width: 18px;
  height: 18px;
}

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1120px;
  margin: 0 auto;
  padding: 16px 24px;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 650;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.brand small {
  display: block;
  font-weight: 450;
  font-size: 12px;
  color: var(--muted);
}

.logo {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--grad);
  color: #fff;
  font-size: 15px;
  box-shadow: 0 4px 14px -4px rgb(100 87 240 / 0.6);
}

.nav nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}

.nav nav > a {
  text-decoration: none;
  color: var(--muted);
}

.nav nav > a:hover {
  color: var(--text);
}

.icon-link svg {
  fill: currentColor;
  display: block;
}

.pills {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
}

.pill-btn,
.seg button {
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  border: 0;
  background: none;
  color: var(--muted);
  padding: 4px 10px;
  border-radius: 999px;
  cursor: pointer;
}

.seg {
  display: inline-flex;
  gap: 2px;
}

.seg button.on,
.seg button[aria-pressed='true'] {
  background: var(--grad);
  color: #fff;
}

.seg.big {
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
}

.seg.big button {
  font-size: 13px;
  padding: 6px 14px;
}

.seg button:disabled {
  opacity: 0.55;
  cursor: default;
}

/* ---------- layout ---------- */
main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  margin: 140px 0;
}

/* the theme switch animates the new page in; the old one stays put underneath */
::view-transition-old(root),
::view-transition-new(root) {
  animation: none;
  mix-blend-mode: normal;
}

h1 {
  font-size: clamp(44px, 6.4vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.045em;
  margin: 0;
  font-weight: 750;
}

h2 {
  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin: 0 0 44px;
  font-weight: 700;
}

h3 {
  font-size: 18px;
  letter-spacing: -0.015em;
  margin: 16px 0 6px;
}

p {
  margin: 0;
}

.grad {
  background: var(--grad);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  /* plays once on load: an endless background animation would repaint the text forever */
  animation: shimmer 2.4s ease-in-out 0.4s 1 both;
}

@keyframes shimmer {
  to {
    background-position: 100% 0;
  }
}

/* ---------- hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.02fr 1fr;
  gap: 56px;
  align-items: center;
  margin-top: 48px;
}

.lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 470px;
  margin: 22px 0 26px;
}

.cta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 18px 0 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 50px;
  padding: 0 22px;
  border-radius: 14px;
  font-weight: 650;
  font-size: 15px;
  text-decoration: none;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
  transition:
    transform 180ms cubic-bezier(0.2, 0.8, 0.2, 1),
    box-shadow 180ms ease;
}

.magnetic {
  will-change: transform;
}

.btn svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.btn.primary {
  background: var(--grad);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 10px 28px -10px rgb(100 87 240 / 0.75);
}

.btn:hover {
  box-shadow: 0 14px 34px -12px rgb(100 87 240 / 0.6);
}

.btn.ghost {
  background: transparent;
  box-shadow: none;
}

.fine {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.7;
}

.plays {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  font-size: 12.5px;
  color: var(--muted);
}

.plays i {
  font-style: normal;
  font-family: ui-monospace, 'Cascadia Mono', monospace;
  font-size: 11px;
  padding: 3px 7px;
  border-radius: 7px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
}

.hero-media {
  perspective: 1200px;
}

.frame {
  position: relative;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow:
    0 30px 80px -30px rgb(60 50 160 / 0.45),
    var(--shadow);
  padding: 8px;
  transform-style: preserve-3d;
  transition: transform 300ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.frame video {
  display: block;
  width: 100%;
  border-radius: 14px;
  aspect-ratio: 16 / 9;
  background: #dfe6ff;
}

.tag {
  position: absolute;
  padding: 7px 12px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 650;
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: 0 10px 24px -8px rgb(24 24 27 / 0.25);
  animation: bob 5s ease-in-out infinite;
  transform: translateZ(40px);
}

.tag.accent {
  background: var(--grad);
  color: #fff;
  border-color: transparent;
}

.t1 {
  left: -22px;
  top: 18%;
}

.t2 {
  right: -16px;
  top: -14px;
  animation-delay: -1.6s;
}

.t3 {
  right: -26px;
  top: 58%;
  animation-delay: -3s;
}

.file {
  position: absolute;
  left: 22px;
  bottom: 20px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  padding: 5px 10px;
  border-radius: 9px;
  background: rgb(10 14 40 / 0.55);
  backdrop-filter: blur(8px);
}

@keyframes bob {
  50% {
    translate: 0 -8px;
  }
}

/* ---------- stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: 760px;
  margin: 110px auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow);
}

.stats > div {
  padding: 26px 18px;
  text-align: center;
}

.stats > div + div {
  border-left: 1px solid var(--line);
}

.stats b {
  display: block;
  font-size: 40px;
  letter-spacing: -0.04em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stats span {
  font-size: 13px;
  color: var(--muted);
}

/* ---------- steps ---------- */
.track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.line {
  position: absolute;
  left: 34px;
  right: 34px;
  top: 32px;
  height: 2px;
  background: var(--line);
  overflow: hidden;
}

.line i {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--grad);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 1.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.track.in .line i {
  transform: scaleX(1);
}

.step {
  position: relative;
}

.step:nth-child(3) {
  margin-top: 40px;
}

.num {
  position: absolute;
  right: 0;
  top: -6px;
  font-size: 64px;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--line);
  z-index: -1;
}

.ico {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--accent);
  font-size: 19px;
  box-shadow: var(--shadow);
  position: relative;
}

.step p,
.card p {
  color: var(--muted);
  font-size: 14.5px;
}

/* ---------- bento ---------- */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.card {
  position: relative;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 26px;
  overflow: hidden;
  transition:
    transform 260ms cubic-bezier(0.2, 0.8, 0.2, 1),
    box-shadow 260ms ease;
}

.card.wide {
  grid-column: span 2;
}

.card.glow {
  background: var(--glow), var(--card);
}

.card .ico {
  background: var(--accent-soft);
  border-color: transparent;
}

/* spotlight that follows the pointer: a blurred-looking gradient moved with transform only */
.card .spot {
  position: absolute;
  left: -190px;
  top: -190px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgb(139 92 246 / 0.14), transparent);
  opacity: 0;
  transition: opacity 250ms;
  pointer-events: none;
  will-change: transform;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px -18px rgb(60 50 160 / 0.4);
}

.card:hover .spot {
  opacity: 1;
}

/* ---------- film ---------- */
.film-sec h2 {
  text-align: center;
}

.frame.big {
  max-width: 980px;
  margin: 0 auto;
}

/* ---------- faq ---------- */
.faq {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.faq h2 {
  text-align: center;
}

details {
  border-bottom: 1px solid var(--line);
  padding: 4px 0;
}

summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  font-weight: 600;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: '';
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform 250ms ease;
  flex: none;
}

details[open] summary::after {
  transform: rotate(-135deg);
}

details p {
  color: var(--muted);
  padding: 0 0 16px;
  animation: drop 300ms ease;
}

@keyframes drop {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
}

/* ---------- cta + support ---------- */
.cta-card {
  text-align: center;
  border-radius: 28px;
  border: 1px solid var(--line);
  padding: 64px 24px;
  background: radial-gradient(90% 120% at 0% 0%, #e3e8ff 0%, transparent 55%), radial-gradient(90% 120% at 100% 100%, #efe7ff 0%, transparent 55%), var(--card);
  box-shadow: var(--shadow);
}

[data-theme='dark'] .cta-card {
  background: radial-gradient(90% 120% at 0% 0%, #1b1f45 0%, transparent 55%), radial-gradient(90% 120% at 100% 100%, #2a1b47 0%, transparent 55%), var(--card);
}

.cta-card h2 {
  margin-bottom: 10px;
}

.cta-card p {
  color: var(--muted);
  margin-bottom: 26px;
}

.support {
  max-width: 760px;
  margin: 90px auto 120px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  background: var(--glow), var(--card);
  box-shadow: var(--shadow);
}

.support h3 {
  margin-top: 0;
  font-size: 22px;
}

.support p {
  color: var(--muted);
  font-size: 14.5px;
  max-width: 400px;
}

.btn.star {
  background: var(--grad);
  color: #fff;
  border-color: transparent;
  flex: none;
}

/* ---------- footer ---------- */
footer {
  max-width: 1120px;
  margin: 0 auto;
  padding: 26px 24px 48px;
  border-top: 1px solid var(--line);
}

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

.made {
  text-align: center;
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 26px;
}

.made a {
  color: var(--accent);
  text-decoration: none;
}

/* ---------- phones ---------- */
.on-phone,
.on-phone-inline {
  display: none;
}

/* ---------- motion ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 800ms ease,
    transform 800ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

@media (max-width: 880px) {
  .hero,
  .track {
    grid-template-columns: 1fr;
  }

  /* two compact columns instead of one endless list */
  .bento {
    grid-template-columns: 1fr 1fr;
    grid-auto-flow: dense;
    gap: 10px;
  }

  /* the hero video already has controls on phones; no second copy, no label over them */
  .film-sec,
  .file {
    display: none;
  }

  .card {
    padding: 16px;
    border-radius: 16px;
  }

  .card .ico {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    font-size: 15px;
  }

  .card h3 {
    font-size: 15px;
    margin-top: 10px;
  }

  .card p {
    font-size: 13px;
    line-height: 1.45;
  }

  .step:nth-child(3) {
    margin-top: 0;
  }

  .line,
  .hide-sm,
  .nav nav > a:not(.icon-link) {
    display: none;
  }

  section {
    margin: 72px 0;
  }

  main {
    padding: 0 18px;
  }

  .nav {
    padding: 12px 18px;
  }

  /* thumb-sized controls */
  .pill-btn,
  .seg button {
    min-width: 40px;
    min-height: 36px;
    font-size: 13px;
  }

  .hero {
    gap: 28px;
    margin-top: 20px;
  }

  h1 {
    font-size: clamp(38px, 11vw, 52px);
  }

  h2 {
    font-size: clamp(28px, 8vw, 36px);
    margin-bottom: 28px;
  }

  .lead {
    font-size: 16.5px;
    margin: 16px 0 20px;
  }

  /* a phone can't run a Windows app: offer to send the link to a PC instead */
  .on-phone {
    display: block;
    margin: 18px 0 8px;
    padding: 16px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--glow), var(--card);
  }

  .on-phone p {
    font-size: 14px;
    color: var(--muted);
    margin-bottom: 12px;
  }

  .on-phone .row {
    display: flex;
    gap: 8px;
  }

  .on-phone .btn {
    flex: 1;
    justify-content: center;
    height: 48px;
  }

  .on-phone-inline {
    display: inline-flex;
  }

  .cta,
  .os,
  .desk-only {
    display: none;
  }

  .stats {
    margin: 64px auto;
  }

  .stats > div {
    padding: 18px 8px;
  }

  .stats b {
    font-size: 26px;
  }

  .stats span {
    font-size: 12px;
  }

  .num {
    font-size: 48px;
  }

  .step p {
    max-width: 85%;
  }

  .cta-card {
    padding: 44px 20px;
    border-radius: 22px;
  }

  .faq summary {
    padding: 14px 0;
    min-height: 44px;
  }

  .foot-top .brand small {
    max-width: 220px;
  }

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

  .tag {
    display: none;
  }
}

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

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

  .tag,
  .grad {
    animation: none;
  }
}