:root {
  --bg: #fff8fb;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --ink: #17202a;
  --text: #3e4854;
  --muted: #788391;
  --line: rgba(23, 32, 42, 0.1);
  --pink: #ff4f8b;
  --coral: #ff8a5b;
  --mint: #26c6a4;
  --sky: #61b7ff;
  --lavender: #8977ff;
  --shadow: none;
  --max: 1160px;
  --hero-stage: min(700px, calc(100svh - 90px));
  --tap-min: 44px;
}

/* Touch devices get the larger Android Material 48px target. */
@media (pointer: coarse) {
  :root {
    --tap-min: 48px;
  }
}

:root[data-theme="night"] {
  color-scheme: dark;
  --bg: #070b12;
  --surface: rgba(14, 20, 32, 0.88);
  --surface-strong: #151c2b;
  --ink: #f8fbff;
  --text: #d9e4f0;
  --muted: #99a8bc;
  --line: rgba(166, 185, 212, 0.16);
  --pink: #ff6d9d;
  --coral: #ff9471;
  --mint: #70e7cb;
  --sky: #84c5ff;
  --lavender: #b3a6ff;
  --shadow: none;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(255, 79, 139, 0.16), transparent 28%),
    radial-gradient(circle at 88% 18%, rgba(97, 183, 255, 0.18), transparent 26%),
    radial-gradient(circle at 66% 84%, rgba(38, 198, 164, 0.14), transparent 30%),
    linear-gradient(180deg, var(--bg) 0%, #f8fbff 48%, #fffaf5 100%);
  font-family: "Nunito Sans", "Plus Jakarta Sans", "Avenir Next", "Segoe UI", "Helvetica Neue", ui-rounded, ui-sans-serif, system-ui, sans-serif;
  font-weight: 400;
}

:root[data-theme="night"] body {
  background:
    radial-gradient(circle at 8% 4%, rgba(255, 109, 157, 0.14), transparent 25%),
    radial-gradient(circle at 88% 12%, rgba(132, 197, 255, 0.12), transparent 28%),
    radial-gradient(circle at 74% 76%, rgba(112, 231, 203, 0.1), transparent 30%),
    linear-gradient(180deg, #070a11 0%, #0d1420 46%, #090d15 100%);
}

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

a:focus,
button:focus {
  outline: none;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--pink);
  outline-offset: 3px;
}

a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
  box-shadow: none;
}

.site-header {
  position: sticky;
  top: 14px;
  z-index: 20;
  width: min(var(--max), calc(100% - 28px));
  min-height: 62px;
  margin: 14px auto 0;
  padding: 8px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 18px;
  border: 1px solid rgba(255, 255, 255, 0.84);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: none;
  backdrop-filter: blur(18px);
}

.site-header .language-control {
  justify-self: end;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 620;
}

.mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--pink), var(--coral));
  box-shadow: none;
}

.mark svg {
  width: 21px;
  height: 21px;
  fill: currentColor;
}

.nav {
  display: flex;
  justify-content: center;
  gap: clamp(18px, 3vw, 34px);
  color: var(--text);
  font-size: 14px;
}

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

/* Hamburger toggle and the in-menu Creator link are mobile-only;
   on desktop the inline .nav and standalone .header-action cover navigation. */
.nav-toggle {
  display: none;
  width: var(--tap-min);
  height: var(--tap-min);
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink);
  cursor: pointer;
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 180ms ease, opacity 140ms ease;
}

.nav-toggle-icon::before {
  transform: translateY(-6px);
}

.nav-toggle-icon::after {
  transform: translateY(4px);
}

.site-header.nav-open .nav-toggle-icon {
  background: transparent;
}

.site-header.nav-open .nav-toggle-icon::before {
  transform: translateY(0) rotate(45deg);
}

.site-header.nav-open .nav-toggle-icon::after {
  transform: translateY(-2px) rotate(-45deg);
}

.nav-creator-link {
  display: none;
}

.header-action,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-weight: 650;
  transition: transform 160ms ease, background 160ms ease;
}

.header-action {
  min-height: 44px;
  padding: 0 18px;
  color: #fff;
  background: var(--ink);
  font-size: 14px;
}

.button {
  min-height: 52px;
  padding: 0 22px;
}

.button:hover,
.header-action:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, #b51f55, #ad3e1b);
  box-shadow: none;
}

.button-secondary {
  border: 1px solid var(--line);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.hero {
  width: min(var(--max), calc(100% - 32px));
  min-height: var(--hero-stage);
  margin: 0 auto;
  padding: clamp(44px, 5vw, 64px) 0 clamp(38px, 5vw, 58px);
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(360px, 0.74fr);
  align-items: center;
  gap: clamp(34px, 7vw, 92px);
}

.hero > *,
.section-heading,
.creator-section > *,
.creator-mock,
.steps article,
.share-grid article {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--pink);
  font-size: 13px;
  font-weight: 620;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-title,
h2,
h3,
p {
  letter-spacing: 0;
}

.hero-title,
h2,
h3 {
  margin: 0;
}

.hero-title {
  max-width: 760px;
  font-size: clamp(38px, 5.2vw, 64px);
  line-height: 1;
  font-weight: 560;
  overflow-wrap: anywhere;
}

:lang(de) .hero-title,
:lang(uk) .hero-title,
:lang(ru) .hero-title,
:lang(es) .hero-title {
  max-width: 820px;
  font-size: clamp(34px, 4.6vw, 56px);
  line-height: 1.04;
}

h2 {
  max-width: 760px;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.04;
  font-weight: 560;
  overflow-wrap: anywhere;
}

h3 {
  font-size: 20px;
  line-height: 1.2;
  font-weight: 600;
}

.hero-copy > p:not(.eyebrow),
.creator-section p,
.section-heading + p,
.steps p,
.share-grid p {
  color: var(--text);
  line-height: 1.65;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 640px;
  margin: 22px 0 0;
  font-size: clamp(18px, 1.8vw, 22px);
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-preview {
  position: relative;
  min-height: 570px;
  display: grid;
  place-items: center;
}

.phone-frame {
  width: min(100%, 390px);
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 34px;
  background: linear-gradient(180deg, #ffffff, #fff5f8);
  box-shadow: none;
}

.phone-top,
.fan-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text);
}

.phone-top {
  padding: 4px 4px 14px;
  font-size: 14px;
}

.phone-top strong {
  color: var(--pink);
  font-weight: 650;
}

.puzzle-card {
  position: relative;
  height: 390px;
  overflow: hidden;
  border-radius: 26px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.22) 1px, transparent 1px),
    linear-gradient(135deg, rgba(255, 79, 139, 0.8), rgba(97, 183, 255, 0.72)),
    url("./assets/images/neon/level_3.jpeg") center / cover;
  background-size: 32px 32px, 32px 32px, auto, cover;
}

.image-tile {
  position: absolute;
  inset: 10%;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.24);
  backdrop-filter: blur(8px);
}

.cut-line {
  position: absolute;
  border-radius: 999px;
  background: #fff;
  box-shadow: none;
}

.cut-a {
  left: 18%;
  top: 26%;
  width: 64%;
  height: 12px;
  transform: rotate(-18deg);
}

.cut-b {
  left: 46%;
  top: 20%;
  width: 12px;
  height: 58%;
  transform: rotate(16deg);
}

.cut-dot {
  position: absolute;
  left: 56%;
  top: 48%;
  width: 22px;
  height: 22px;
  border: 5px solid #fff;
  border-radius: 50%;
  background: var(--pink);
}

.fan-row {
  padding: 16px 4px 3px;
}

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

.fan-row strong {
  font-size: 18px;
}

.floating-note {
  position: absolute;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: none;
  color: var(--text);
  font-size: 14px;
  font-weight: 650;
  backdrop-filter: blur(16px);
}

.note-one {
  left: 2%;
  top: 18%;
}

.note-two {
  right: 0;
  bottom: 18%;
}

.creator-strip {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.58);
}

.creator-strip span {
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--text);
  background: #fff;
  font-size: 14px;
}

.section,
.creator-section,
.final-cta {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: clamp(74px, 9vw, 124px) 0;
}

.section-heading {
  max-width: 820px;
}

.steps,
.share-grid {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.steps article,
.share-grid article,
.creator-mock {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.68);
  box-shadow: none;
}

.steps article,
.share-grid article {
  padding: 24px;
}

.steps article span {
  width: 34px;
  height: 34px;
  margin-bottom: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--pink), var(--coral));
  font-weight: 650;
}

.steps p,
.share-grid p {
  margin: 10px 0 0;
}

.creator-section {
  padding: clamp(42px, 7vw, 76px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.55fr);
  gap: clamp(24px, 5vw, 70px);
  align-items: center;
  border-radius: 34px;
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 255, 255, 0.72), transparent 24%),
    linear-gradient(135deg, rgba(255, 79, 139, 0.16), rgba(97, 183, 255, 0.14), rgba(38, 198, 164, 0.13));
}

.creator-section p {
  max-width: 690px;
  margin: 20px 0 0;
  font-size: 18px;
}

.creator-mock {
  padding: 18px;
  display: grid;
  gap: 10px;
  background: rgba(255, 255, 255, 0.76);
}

.creator-mock div {
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: 18px;
  background: #fff;
}

.creator-mock span {
  color: var(--muted);
}

.creator-mock strong {
  font-size: 24px;
}

.final-cta {
  padding: clamp(74px, 9vw, 124px) 0 clamp(82px, 10vw, 132px);
  text-align: center;
}

.final-cta h2 {
  margin: 0 auto;
}

.final-cta .hero-actions {
  justify-content: center;
}

.site-footer {
  width: min(var(--max), calc(100% - 32px));
  margin: -70px auto 38px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 18px;
  color: var(--muted);
  font-size: 13px;
}

.site-footer span {
  color: var(--ink);
  font-weight: 620;
}

.site-footer a:hover {
  color: var(--ink);
}

@media (max-width: 900px) {
  .site-header {
    position: sticky;
    grid-template-columns: auto 1fr auto auto;
  }

  .nav-toggle {
    display: inline-flex;
    grid-column: 4;
    grid-row: 1;
  }

  .site-header .header-action {
    display: none;
  }

  .nav-creator-link {
    display: flex;
  }

  /* Collapse the inline nav into a tap-to-open dropdown anchored under the header pill. */
  .nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    left: 0;
    flex-direction: column;
    justify-content: stretch;
    gap: 4px;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--surface-strong);
    box-shadow: none;
    backdrop-filter: blur(18px);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 160ms ease, transform 160ms ease, visibility 0s linear 160ms;
  }

  .site-header.nav-open .nav {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity 160ms ease, transform 160ms ease, visibility 0s;
  }

  .nav a {
    display: flex;
    align-items: center;
    min-height: var(--tap-min);
    padding: 0 14px;
    border-radius: 14px;
    font-size: 16px;
    font-weight: 600;
  }

  .nav a:hover {
    background: rgba(255, 79, 139, 0.08);
  }

  .hero,
  .creator-section {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero-preview {
    min-height: auto;
  }

  .steps,
  .share-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1440px) {
  .hero {
    padding-top: 44px;
    padding-bottom: 48px;
  }
}

@media (max-width: 560px) {
  :root {
    --hero-stage: auto;
  }

  body {
    overflow-x: hidden;
  }

  .site-header {
    grid-template-columns: minmax(0, 1fr) auto auto;
    width: calc(100% - 24px);
    min-height: 58px;
    margin-top: max(10px, env(safe-area-inset-top));
    padding: 7px;
    gap: 8px;
    border-radius: 999px;
  }

  .nav-toggle {
    grid-column: 3;
    grid-row: 1;
    width: 44px;
    height: 44px;
  }

  .site-header .language-control {
    grid-column: 2;
    grid-row: 1;
    width: 58px;
  }

  .site-header .language-control select {
    min-height: 40px;
    padding: 0 4px;
    background: rgba(255, 255, 255, 0.58);
  }

  .brand {
    min-width: 0;
    gap: 9px;
    font-size: 16px;
  }

  .brand .mark {
    width: 40px;
    height: 40px;
  }

  .brand > span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .hero-title {
    font-size: clamp(31px, 9vw, 42px);
    line-height: 1.04;
  }

  :lang(de) .hero-title,
  :lang(uk) .hero-title,
  :lang(ru) .hero-title,
  :lang(es) .hero-title {
    font-size: clamp(28px, 8.4vw, 38px);
  }

  h2 {
    font-size: clamp(25px, 7.2vw, 32px);
    line-height: 1.08;
  }

  .hero {
    width: min(100% - 24px, var(--max));
    min-height: auto;
    padding-top: 34px;
    padding-bottom: 34px;
  }

  .hero-copy > p:not(.eyebrow) {
    margin-top: 16px;
    font-size: 16px;
    line-height: 1.5;
  }

  .hero-actions {
    margin-top: 22px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .button {
    width: 100%;
    min-height: 50px;
    padding-inline: 18px;
  }

  .phone-frame {
    width: min(100%, 340px);
    padding: 12px;
    border-radius: 26px;
  }

  .puzzle-card {
    height: clamp(240px, 72vw, 310px);
  }

  .floating-note {
    display: none;
  }

  .creator-strip {
    width: 100%;
    margin-inline: 0;
    padding: 0 12px 6px;
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    border: 0;
    border-radius: 0;
    background: transparent;
    scroll-padding-inline: 12px;
    -webkit-overflow-scrolling: touch;
  }

  .creator-strip span {
    flex: 0 0 auto;
  }

  .section {
    padding: 54px 0;
  }

  .steps,
  .share-grid {
    margin-top: 22px;
    gap: 10px;
  }

  .steps article,
  .share-grid article {
    padding: 18px;
    border-radius: 20px;
  }

  .steps article span {
    margin-bottom: 20px;
  }

  .creator-section {
    width: min(100% - 24px, var(--max));
    padding: 22px;
    border-radius: 24px;
  }

  .creator-section p {
    margin-top: 14px;
    font-size: 16px;
    line-height: 1.5;
  }

  .creator-mock {
    padding: 12px;
  }

  .creator-mock div {
    padding: 13px;
    border-radius: 16px;
  }

  .final-cta {
    padding: 58px 0 84px;
  }

  .site-footer {
    margin-top: -44px;
  }
}

@media (max-width: 360px) {
  .site-header {
    gap: 6px;
  }

  .site-header .header-action {
    padding: 0 12px;
  }

  .brand {
    gap: 0;
  }

  .brand > span:last-child {
    display: none;
  }
}

:root[data-theme="night"] .site-header,
:root[data-theme="night"] .button-secondary,
:root[data-theme="night"] .phone-frame,
:root[data-theme="night"] .steps article,
:root[data-theme="night"] .share-grid article,
:root[data-theme="night"] .creator-mock,
:root[data-theme="night"] .creator-strip,
:root[data-theme="night"] .floating-note {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}

:root[data-theme="night"] .site-header {
  background:
    linear-gradient(180deg, rgba(18, 24, 38, 0.92), rgba(10, 15, 25, 0.88));
  box-shadow: none;
}

:root[data-theme="night"] .header-action,
:root[data-theme="night"] .nav-toggle,
:root[data-theme="night"] .site-header .language-control select {
  color: var(--ink);
  background: #253044;
  box-shadow: none;
}

:root[data-theme="night"] .nav-toggle {
  border-color: rgba(166, 185, 212, 0.18);
}

@media (max-width: 900px) {
  :root[data-theme="night"] .nav {
    background: var(--surface-strong);
    border-color: var(--line);
  }

  :root[data-theme="night"] .nav a:hover {
    background: rgba(255, 109, 157, 0.14);
  }
}

:root[data-theme="night"] .header-action:hover,
:root[data-theme="night"] .nav-toggle:hover,
:root[data-theme="night"] .site-header .language-control select:hover,
:root[data-theme="night"] .site-header .language-control select:focus-visible {
  background: #303b52;
}

:root[data-theme="night"] .button-secondary {
  background: #101827;
  box-shadow: none;
}

:root[data-theme="night"] .button-secondary:hover {
  background: #172235;
  box-shadow: none;
}

:root[data-theme="night"] .phone-frame {
  background: linear-gradient(180deg, #11192a, #0c1220);
}

:root[data-theme="night"] .floating-note {
  background: rgba(18, 26, 42, 0.86);
  box-shadow: none;
}

:root[data-theme="night"] .creator-strip span,
:root[data-theme="night"] .creator-mock div {
  color: var(--text);
  background: rgba(220, 232, 244, 0.08);
  box-shadow: none;
}

:root[data-theme="night"] .creator-strip span {
  color: #dfe9f5;
}

:root[data-theme="night"] .steps article,
:root[data-theme="night"] .share-grid article,
:root[data-theme="night"] .creator-mock {
  box-shadow: none;
}

:root[data-theme="night"] .creator-section {
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 109, 157, 0.14), transparent 24%),
    radial-gradient(circle at 86% 82%, rgba(112, 231, 203, 0.12), transparent 30%),
    linear-gradient(135deg, rgba(24, 31, 49, 0.94), rgba(13, 22, 33, 0.94));
  box-shadow: none;
}