:root {
  --bg: #ffffff;
  --bg-alt: #f6f4fe;
  --surface: #ffffff;
  --border: #e4e0f7;
  --text: #1b1740;
  --muted: #5b5880;
  --accent: #4f46e5;
  --accent-2: #7c3aed;
  --shadow: 0 18px 40px rgba(60, 40, 160, 0.16);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 76px; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 1rem;
  overflow-x: hidden;
}

a { color: var(--accent); }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

img { max-width: 100%; }

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  background: var(--accent);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  z-index: 30;
}

.skip-link:focus { top: 12px; }

.wrap {
  width: min(1180px, 100% - 32px);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 10px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
}

.brand-logo {
  display: block;
  width: auto;
  height: 42px;
}

.badge-prank {
  display: inline-block;
  padding: 2px 10px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #fff;
  background: linear-gradient(135deg, #7c3aed, #d946ef);
  border-radius: 8px;
  transform: rotate(-8deg) translateY(-6px);
  box-shadow: 0 4px 10px rgba(124, 58, 237, 0.35);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.95rem;
  font-weight: 500;
}

.site-nav a:not(.btn) {
  color: var(--text);
  text-decoration: none;
  opacity: 0.8;
}

.site-nav a:not(.btn):hover { opacity: 1; color: var(--accent); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: 12px;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, #4f46e5, #6d3df0);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 10px 22px rgba(79, 70, 229, 0.35);
}

.btn-primary:hover { filter: brightness(1.08); }

.btn-light {
  background: #fff;
  border-color: var(--border);
  box-shadow: 0 8px 20px rgba(60, 40, 160, 0.1);
}

.btn-white {
  background: #fff;
  border-color: transparent;
  color: #4f2fd8;
  box-shadow: 0 10px 24px rgba(30, 10, 100, 0.25);
}

.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn-small { padding: 8px 18px; font-size: 0.92rem; }

.btn-large { padding: 15px 24px; font-size: 1.02rem; }

.hero-band {
  background: #efeefc;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.hero-band::before {
  content: "";
  position: absolute;
  inset: -16% -3% -3% -3%;
  z-index: -2;
  background: url("assets/hero-bg.jpg") center bottom / cover no-repeat;
  transform: translate3d(calc(var(--mx, 0) * -10px), calc(var(--my, 0) * -6px + var(--sy, 0) * 0.2px), 0);
  will-change: transform;
}

.hero-band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(247, 245, 255, 0.94) 0%, rgba(247, 245, 255, 0.8) 34%, rgba(247, 245, 255, 0) 56%);
  pointer-events: none;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.4fr);
  gap: 16px;
  align-items: center;
  padding-block: 56px 130px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  margin-bottom: 20px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #5b3fe0;
  background: rgba(255, 255, 255, 0.75);
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(91, 63, 224, 0.12);
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(2rem, 3.5vw, 3.4rem);
  white-space: nowrap;
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: #14103a;
}

.hero h1 .grad {
  background: linear-gradient(90deg, #4f46e5, #a855f7);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.h1-plane {
  display: inline-block;
  vertical-align: middle;
  margin-left: 8px;
  transform: translateY(-4px) rotate(-6deg);
}

.lead {
  max-width: 29em;
  margin: 0 0 30px;
  color: #3f3b66;
  font-size: 1.12rem;
}

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

.trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  color: #4a4670;
  font-size: 0.9rem;
}

.trust li::before {
  content: "\2713";
  color: #4f46e5;
  font-weight: 800;
  margin-right: 7px;
}

.hero-visual {
  position: relative;
  padding: 40px 34px 30px 132px;
}

.hero-popup {
  position: relative;
  z-index: 2;
  transform: perspective(1500px) rotateY(-9deg) rotateX(3deg) rotateZ(-1.5deg);
  transform-origin: center;
}

.hero-popup img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 30px 60px rgba(50, 30, 150, 0.3), 0 0 0 1px rgba(124, 58, 237, 0.12);
}

.hero-mascot {
  position: absolute;
  z-index: 4;
  left: 44px;
  bottom: -46px;
  width: 165px;
  height: auto;
  filter: drop-shadow(0 14px 18px rgba(30, 10, 100, 0.25));
}

.bubble {
  position: absolute;
  z-index: 5;
  left: -6px;
  bottom: 70px;
  width: 150px;
  height: auto;
  transform: rotate(-9deg);
  filter: drop-shadow(0 10px 16px rgba(60, 40, 160, 0.3));
}

.float-card {
  position: absolute;
  z-index: 3;
  height: auto;
  filter: drop-shadow(0 14px 18px rgba(50, 30, 150, 0.3));
}

.card-paris {
  top: -18px;
  left: 60px;
  width: 130px;
  transform: rotate(-4deg);
}

.card-ny {
  top: -20px;
  right: -22px;
  width: 120px;
  transform: rotate(4deg);
}

.card-tokyo {
  top: 150px;
  right: -52px;
  width: 118px;
  transform: rotate(3deg);
}

section { padding-block: 72px; }

section { overflow-x: clip; }

section.alt { background: var(--bg-alt); }

section h2 {
  margin: 0 0 8px;
  font-size: 1.9rem;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.section-lead {
  max-width: 660px;
  margin: 0 0 32px;
  color: var(--muted);
}

.section-head {
  position: relative;
  min-height: 0;
}

.section-mascot {
  position: absolute;
  right: 0;
  bottom: -26px;
  width: auto;
  height: 150px;
  filter: drop-shadow(0 10px 14px rgba(30, 10, 100, 0.18));
  pointer-events: none;
}

.how-section {
  position: relative;
  z-index: 6;
  margin-top: -78px;
  padding-top: 0;
}

.how-section h2 { margin-top: 0; }

.how {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.how li {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 26px 22px 22px 26px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 14px 30px rgba(60, 40, 160, 0.1);
}

.how-num {
  position: absolute;
  top: -12px;
  left: -8px;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  border-radius: 50%;
  box-shadow: 0 6px 12px rgba(79, 70, 229, 0.4);
}

.how-icon {
  flex: none;
  width: 64px;
  height: 64px;
}

.how h3 { margin: 0 0 2px; font-size: 1.05rem; }

.how p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

section h2 + .grid { margin-top: 28px; }

.card {
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.card h3 { margin: 0 0 6px; font-size: 1.05rem; }

.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.steps {
  counter-reset: step;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps li {
  counter-increment: step;
  position: relative;
  display: grid;
  gap: 6px;
  padding: 18px 20px 18px 68px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 20px;
  top: 18px;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  border-radius: 50%;
}

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

.steps .hint { font-size: 0.9rem; }

.copy-row {
  display: flex !important;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

code {
  padding: 2px 8px;
  font-size: 0.9em;
  color: var(--text);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
}

details {
  margin-bottom: 12px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
}

summary { cursor: pointer; font-weight: 700; }

details p { margin: 10px 0 0; color: var(--muted); }

.cta-section { padding-block: 40px 72px; }

.cta {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 220px;
  padding: 40px 48px;
  color: #fff;
  background: linear-gradient(120deg, #4338ca, #7c3aed 60%, #c026d3);
  border-radius: 28px;
  box-shadow: 0 24px 50px rgba(79, 70, 229, 0.35);
}

.cta-text { position: relative; z-index: 2; max-width: 520px; }

.cta h2 { margin: 0 0 6px; font-size: 2rem; }

.cta p { margin: 0 0 22px; color: rgba(255, 255, 255, 0.88); }

.cta-mascot {
  position: absolute;
  right: 48px;
  bottom: 0;
  height: 270px;
  width: auto;
  filter: drop-shadow(0 14px 18px rgba(20, 5, 80, 0.4));
}

.demo {
  display: grid;
  grid-template-columns: minmax(0, 640px) 1fr;
  gap: 20px;
  align-items: start;
}

.demo-frame-wrap {
  width: 100%;
  max-width: 640px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.demo-frame {
  display: block;
  width: 640px;
  height: 530px;
  border: 0;
  transform-origin: top left;
}

.demo-side {
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.demo-side h3 { margin: 0 0 4px; font-size: 1.05rem; }

.demo-place { margin: 0 0 12px; color: var(--muted); font-size: 0.95rem; }

.demo-code {
  margin: 0 0 16px;
  padding: 14px;
  overflow-x: auto;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.demo-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.dest {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 10px 14px;
  margin: 0 0 22px;
}

.dest-label {
  align-self: center;
  margin-right: 6px;
  font-weight: 700;
  color: var(--muted);
}

.dest-btn {
  padding: 0;
  background: none;
  border: 0;
  border-radius: 16px;
  cursor: pointer;
  transition: transform 0.18s ease;
}

.dest-btn img {
  display: block;
  width: auto;
  height: 104px;
  filter: drop-shadow(0 8px 12px rgba(60, 40, 160, 0.22));
}

.dest-btn:hover,
.dest-btn:focus-visible { transform: translateY(-4px) scale(1.04); }

.card-emote {
  position: relative;
  padding-right: 120px;
  min-height: 120px;
}

.card-emote img {
  position: absolute;
  right: 12px;
  bottom: 10px;
  width: auto;
  height: 92px;
  filter: drop-shadow(0 6px 10px rgba(60, 40, 160, 0.2));
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-brand img {
  width: auto;
  height: 36px;
}

.site-footer {
  padding-block: 28px;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
}

@media (max-width: 1060px) {
  .demo { grid-template-columns: 1fr; }
  .section-mascot { height: 120px; }
}

@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; padding-block: 40px 110px; }
  .hero-visual { padding: 36px 24px 24px 56px; max-width: 700px; margin-inline: auto; }
  .site-nav a:not(.btn) { display: none; }
  .cta-mascot { height: 200px; right: 16px; }
}

@media (max-width: 640px) {
  .dest-btn img { height: 78px; }
  .dest-label { flex-basis: 100%; }
  .hero-mascot { width: 112px; left: 6px; bottom: -34px; }
  .bubble { bottom: -22px; left: 104px; width: 104px; }
  .card-paris { width: 96px; left: 30px; }
  .card-ny { width: 88px; right: -6px; }
  .card-tokyo { width: 88px; top: 120px; right: -14px; }
  .hero-visual { padding: 30px 14px 20px 40px; }
  .hero-actions .btn { width: 100%; }
  .section-mascot { display: none; }
  .cta { padding: 28px 24px 190px; }
  .cta-mascot { height: 170px; right: 50%; transform: translateX(50%); }
  .steps li { padding-left: 60px; }
  .badge-prank { font-size: 0.7rem; }
  .brand-logo { height: 34px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}

@keyframes rise {
  from { opacity: 0; translate: 0 24px; }
  to { opacity: 1; translate: 0 0; }
}

@keyframes dropIn {
  from { translate: 0 -100%; }
  to { translate: 0 0; }
}

@keyframes slideFromRight {
  from { opacity: 0; translate: 70px 24px; scale: 0.96; }
  to { opacity: 1; translate: 0 0; scale: 1; }
}

@keyframes peekIn {
  from { opacity: 0; translate: -90px 40px; }
  to { opacity: 1; translate: 0 0; }
}

@keyframes popScale {
  from { opacity: 0; scale: 0.4; }
  to { opacity: 1; scale: 1; }
}

@keyframes floaty {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -10px; }
}

@keyframes sway {
  0%, 100% { rotate: 0deg; }
  50% { rotate: 2deg; }
}

@keyframes wiggle {
  0%, 82%, 100% { rotate: 0deg; }
  86% { rotate: 5deg; }
  90% { rotate: -4deg; }
  94% { rotate: 3deg; }
}

@keyframes planeFly {
  0%, 100% { translate: 0 0; }
  50% { translate: 10px -7px; }
}

@keyframes glow {
  0%, 100% { box-shadow: 0 10px 22px rgba(79, 70, 229, 0.35); }
  50% { box-shadow: 0 14px 34px rgba(124, 58, 237, 0.6); }
}

@keyframes shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes badgePop {
  from { scale: 0; }
  to { scale: 1; }
}

.site-header { animation: dropIn 0.6s ease both; }

.hero .pill { animation: rise 0.7s ease 0.15s both; }
.hero h1 { animation: rise 0.8s ease 0.25s both; }
.hero .lead { animation: rise 0.8s ease 0.4s both; }
.hero-actions { animation: rise 0.8s ease 0.55s both; }
.hero .trust { animation: rise 0.8s ease 0.7s both; }

.h1-plane { animation: planeFly 3.4s ease-in-out 1.2s infinite; }

.hero-actions .btn-primary { animation: glow 2.8s ease-in-out 1.6s infinite; }

.badge-prank { animation: wiggle 5s ease-in-out 1.5s infinite; }

.hero-popup { animation: slideFromRight 1s cubic-bezier(0.2, 0.7, 0.2, 1) 0.3s both; }

.hero-mascot {
  animation:
    peekIn 0.9s cubic-bezier(0.2, 0.8, 0.2, 1) 0.6s both,
    sway 5s ease-in-out 1.6s infinite;
  transform-origin: 50% 90%;
}

.bubble {
  animation:
    popScale 0.55s cubic-bezier(0.34, 1.56, 0.64, 1) 1.3s both,
    wiggle 6s ease-in-out 2.4s infinite;
}

.card-paris {
  animation:
    popScale 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.9s both,
    floaty 5.2s ease-in-out 1.5s infinite;
}

.card-ny {
  animation:
    popScale 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 1s both,
    floaty 4.6s ease-in-out 1.6s infinite;
}

.card-tokyo {
  animation:
    popScale 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 1.1s both,
    floaty 5.8s ease-in-out 1.7s infinite;
}

.js [data-reveal] {
  opacity: 0;
  transition:
    opacity 0.7s ease var(--d, 0s),
    transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) var(--d, 0s);
}

.js [data-reveal="up"] { transform: translateY(32px); }
.js [data-reveal="left"] { transform: translateX(-40px); }
.js [data-reveal="right"] { transform: translateX(40px); }
.js [data-reveal="zoom"] { transform: scale(0.92); }

.js [data-reveal].in {
  opacity: 1;
  transform: none;
}

.section-mascot { animation: floaty 5s ease-in-out infinite; }

.dest-btn img { animation: floaty 3.8s ease-in-out infinite; }
.dest-btn:nth-of-type(2) img { animation-delay: -0.7s; }
.dest-btn:nth-of-type(3) img { animation-delay: -1.4s; }
.dest-btn:nth-of-type(4) img { animation-delay: -2.1s; }
.dest-btn:nth-of-type(5) img { animation-delay: -2.8s; }

.how li.in .how-num {
  animation: badgePop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) calc(var(--d, 0s) + 0.3s) both;
}

.how li,
.card,
.steps li,
details {
  transition: translate 0.25s ease, box-shadow 0.25s ease;
}

.how li:hover,
.card:hover,
.steps li:hover {
  translate: 0 -5px;
  box-shadow: 0 18px 34px rgba(60, 40, 160, 0.14);
}

.how-icon {
  transition: rotate 0.3s ease, scale 0.3s ease;
}

.how li:hover .how-icon {
  rotate: -6deg;
  scale: 1.1;
}

.card-emote img {
  transition: rotate 0.3s ease, scale 0.3s ease;
}

.card-emote:hover img {
  rotate: -7deg;
  scale: 1.1;
}

details[open] > p { animation: rise 0.35s ease both; }

.cta {
  background-size: 200% 200%;
  animation: shift 10s ease infinite;
}

.cta-mascot { animation: floaty 4.5s ease-in-out infinite; }

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .js [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}

.hero-text {
  transform: translate3d(calc(var(--mx, 0) * 6px), calc(var(--sy, 0) * 0.07px), 0);
  will-change: transform;
}

.layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  will-change: transform;
}

.layer-popup {
  position: relative;
  z-index: 2;
  transform: translate3d(calc(var(--mx, 0) * -8px), calc(var(--my, 0) * -5px + var(--sy, 0) * -0.03px), 0);
  will-change: transform;
}

.layer-paris {
  z-index: 3;
  transform: translate3d(calc(var(--mx, 0) * -18px), calc(var(--my, 0) * -10px + var(--sy, 0) * -0.06px), 0);
}

.layer-ny {
  z-index: 3;
  transform: translate3d(calc(var(--mx, 0) * -14px), calc(var(--my, 0) * -8px + var(--sy, 0) * -0.09px), 0);
}

.layer-tokyo {
  z-index: 3;
  transform: translate3d(calc(var(--mx, 0) * -22px), calc(var(--my, 0) * -12px + var(--sy, 0) * -0.12px), 0);
}

.layer-mascot {
  z-index: 4;
  transform: translate3d(calc(var(--mx, 0) * -26px), calc(var(--my, 0) * -14px + var(--sy, 0) * -0.1px), 0);
}

.layer-bubble {
  z-index: 5;
  transform: translate3d(calc(var(--mx, 0) * -34px), calc(var(--my, 0) * -18px + var(--sy, 0) * -0.15px), 0);
}

@media (prefers-reduced-motion: reduce) {
  .hero-band::before,
  .hero-text,
  .layer,
  .layer-popup {
    transform: none !important;
  }
}

#features {
  position: relative;
  isolation: isolate;
  padding-block: 96px 130px;
  background: linear-gradient(180deg, #f6f4fe 0%, #e3e8fd 30%, #dde3fd 68%, #f6f4fe 100%);
}

#features::before {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  aspect-ratio: 2048 / 600;
  z-index: -1;
  background: url("assets/features-bg.jpg") center calc(50% + var(--bgy, 0) * 0.714%) / 100% auto no-repeat;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 35%, #000 70%, transparent 100%);
  mask-image: linear-gradient(to bottom, transparent 0, #000 35%, #000 70%, transparent 100%);
}

@media (max-width: 760px) {
  #features::before {
    aspect-ratio: auto;
    height: 460px;
    background-size: auto 125%;
  }
}

@media (prefers-reduced-motion: reduce) {
  #features::before { background-position: center 50%; }
}

.support-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 14px 30px rgba(60, 40, 160, 0.08);
}

.support-col { padding: 30px 32px; }

.support-col + .support-col { border-left: 1px solid var(--border); }

.support-col h3 { margin: 0 0 10px; font-size: 1.1rem; }

@media (max-width: 760px) {
  .support-card { grid-template-columns: 1fr; }
  .support-col { padding: 24px 22px; }
  .support-col + .support-col { border-left: 0; border-top: 1px solid var(--border); }
}

.support-mail {
  margin: 0 0 18px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent);
  overflow-wrap: anywhere;
}

.support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.support-note {
  margin: 14px 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.support-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.support-list li::before {
  content: "\2713";
  margin-right: 10px;
  font-weight: 800;
  color: var(--accent);
}

#install {
  position: relative;
  isolation: isolate;
  padding-block: 80px 110px;
  background: #bcd0fb;
}

#install { overflow: hidden; background: #f6f4fe; }

#install::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(to bottom, #f6f4fe 0, rgba(246, 244, 254, 0.9) 6%, rgba(246, 244, 254, 0) 26%),
    linear-gradient(to top, #f6f4fe 0, rgba(246, 244, 254, 0.9) 6%, rgba(246, 244, 254, 0) 26%);
}

#install::before {
  content: "";
  position: absolute;
  inset: -90px 0;
  z-index: -1;
  background: url("assets/install/install-bg.jpg") center / cover no-repeat;
  transform: translate3d(0, calc(var(--bgy, 0) * 1.1px), 0);
  will-change: transform;
}

.install-wrap { position: relative; }

#install .steps { max-width: 800px; translate: 0 calc(var(--bgy, 0) * -0.25px); }

#install .steps li {
  position: relative;
  display: block;
  min-height: 92px;
  padding: 20px 270px 20px 74px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 10px 28px rgba(60, 60, 170, 0.14);
}

#install .steps li::before {
  top: 50%;
  translate: 0 -50%;
  width: 40px;
  height: 40px;
  font-size: 1.05rem;
  box-shadow: 0 6px 14px rgba(79, 70, 229, 0.4);
}

#install .steps li strong { display: block; margin-bottom: 4px; color: #14103a; }

#install .steps li > span:not(.step-art) { display: block; }

#install .steps li .copy-row { display: flex !important; margin-bottom: 4px; }

#install .steps code { background: rgba(255, 255, 255, 0.8); }

.step-art {
  position: absolute;
  right: 22px;
  top: 50%;
  translate: 0 -50%;
  pointer-events: none;
}

img.step-art { width: auto; height: 96px; filter: drop-shadow(0 8px 10px rgba(60, 40, 160, 0.2)); }

.chip-toggle,
.chip-load,
.chip-pin b {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 8px 20px rgba(60, 40, 160, 0.18);
}

.chip-toggle { padding: 12px 16px; color: #14103a; font-weight: 600; }

.chip-toggle i {
  position: relative;
  width: 46px;
  height: 26px;
  background: #3b5be0;
  border-radius: 999px;
}

.chip-toggle i::after {
  content: "";
  position: absolute;
  top: 3px;
  right: 3px;
  width: 20px;
  height: 20px;
  background: #fff;
  border-radius: 50%;
}

.chip-load {
  position: absolute;
  padding: 12px 22px 12px 16px;
  color: #fff;
  background: linear-gradient(135deg, #4f46e5, #3b5be0);
}

#install .steps .chip-load { color: #fff; }

.chip-load .cursor { position: absolute; right: -14px; bottom: -16px; }

.chip-pin { display: flex; align-items: center; gap: 8px; }

.chip-pin > img { width: 44px; height: 44px; padding: 6px; background: #fff; border-radius: 12px; box-shadow: 0 8px 20px rgba(60, 40, 160, 0.18); }

.chip-pin b { padding: 8px 14px; font-size: 0.92rem; color: #14103a; }

.chip-pin b img { width: 26px; height: 26px; border-radius: 7px; }

.install-hero {
  translate: 0 calc(var(--bgy, 0) * -1.3px);
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: 380px;
  pointer-events: none;
}

.install-mascot {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 14px 18px rgba(30, 10, 100, 0.25));
}

.install-cloud {
  position: absolute;
  left: -10%;
  bottom: -70px;
  width: 92%;
  max-width: none;
  height: auto;
}

@media (max-width: 1100px) {
  #install .steps { max-width: none; }
  .install-hero { display: none; }
}

@media (max-width: 700px) {
  #install .steps li { padding: 20px 20px 20px 66px; }
  #install .steps li::before { top: 24px; translate: none; }
  .step-art { position: static; inset: auto; translate: none; margin-top: 12px; display: inline-flex; }
  img.step-art { height: 72px; display: block; }
  .chip-load { position: relative; inset: auto; }
}

@media (prefers-reduced-motion: reduce) {
  #install::before { transform: none; }
  .install-hero, #install .steps { translate: none; }
}