:root {
  color-scheme: dark;                 
  --bg: #0a0713;                      
  --fg: #f4ecff;
  --dim: #b6a7d6;
  --line: rgba(236, 72, 153, .28);
  --hot: #ec4899;                     
  --warm: #fb923c;
  --gold: #fde047;
  --deep: #3b0764;
  --wrap: 60rem;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; padding: 0; position: relative;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.7; background: var(--bg); color: var(--fg);
  overflow-x: hidden;                 
}
img { max-width: 100%; height: auto; }


html[lang="ko"] body { word-break: keep-all; overflow-wrap: break-word; }

html[lang="ja"] body, html[lang^="zh"] body { line-break: strict; }

html[lang="ja"] h1, html[lang="ja"] h2 { word-break: auto-phrase; }
body::after {
  content: ""; position: fixed; inset: 0; z-index: 40; pointer-events: none;
  background: repeating-linear-gradient(180deg, rgba(255, 255, 255, .035) 0 1px, transparent 1px 4px);
}
.wrap { max-width: var(--wrap); width: 100%; margin: 0 auto; padding: 0 20px; }

.langpick { position: absolute; top: 10px; right: 14px; z-index: 30; font-size: .85rem; }
.langpick summary {
  list-style: none; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 999px; line-height: 1.3;
  border: 1px solid var(--line); background: rgba(10, 7, 19, .6);
  backdrop-filter: blur(6px); color: var(--fg);
}
.langpick summary::-webkit-details-marker { display: none; }
.langpick ul {
  position: absolute; right: 0; top: calc(100% + 6px);
  margin: 0; padding: 6px; list-style: none;
  min-width: 190px; max-height: 70vh; overflow: auto;
  background: #140d24; border: 1px solid var(--line); border-radius: 12px;
  box-shadow: 0 10px 34px rgba(0, 0, 0, .55);
}
.langpick li a, .langpick li span {
  display: block; padding: 6px 12px; border-radius: 8px;
  color: inherit; text-decoration: none; white-space: nowrap;
}
.langpick li a:hover, .langpick li a:focus-visible { background: rgba(236, 72, 153, .22); }
.langpick [aria-current] { font-weight: 700; color: var(--gold); }

.hero {
  position: relative; overflow: hidden;
  min-height: 100svh;
  display: flex; flex-direction: column; align-items: center; justify-content: flex-end;
  padding: clamp(52px, 10svh, 92px) 0 0;
  isolation: isolate;
}
.sky {
  position: absolute; inset: 0; z-index: -2;
  background: linear-gradient(180deg, #1e1b4b 0%, #701a75 30%, #f43f5e 52%, #fb923c 60%, #fde047 64%, #2a0450 64.4%, #16082b 100%);
}
.sun {
  position: absolute; z-index: -2;
  left: 50%; top: 4%; translate: -50% 0;
  width: min(50vw, 46svh, 300px); aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle at 50% 42%, #fffbeb 0%, #fde047 46%, #f97316 100%);
  box-shadow: 0 0 90px 30px rgba(244, 63, 94, .45), 0 0 180px 70px rgba(236, 72, 153, .22);
}
.sun::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background:
    repeating-linear-gradient(180deg, var(--deep) 0 7px, transparent 7px 17px) 0 100% / 100% 28% no-repeat,
    repeating-linear-gradient(180deg, var(--deep) 0 4px, transparent 4px 14px) 0 70% / 100% 32% no-repeat;
}
.horizon {
  position: absolute; z-index: -2; left: 0; right: 0; top: 64%; height: 2px;
  background: linear-gradient(90deg, transparent, #ffd6ec 18%, #ffd6ec 82%, transparent);
  box-shadow: 0 0 22px 4px rgba(236, 72, 153, .8);
}
.floor {
  position: absolute; z-index: -2; left: 0; right: 0; top: 64%; bottom: 0;
  overflow: hidden; perspective: 240px; perspective-origin: 50% 0%;
  mask-image: linear-gradient(180deg, #000 0%, #000 72%, transparent 100%);
}
.floor::before {
  content: ""; position: absolute; left: -75%; width: 250%; top: 0; height: 340%;
  transform-origin: 50% 0%;
  background-image:
    repeating-linear-gradient(90deg, rgba(236, 72, 153, .55) 0 2px, transparent 2px 78px),
    repeating-linear-gradient(180deg, rgba(236, 72, 153, .55) 0 2px, transparent 2px 78px);
  transform: rotateX(74deg);
}
.streaks { position: absolute; z-index: -2; inset: 0; overflow: hidden; }
.streaks i {
  position: absolute; left: 50%; top: 34%;
  width: 2px; height: 46vmax; transform-origin: 50% 0%;
  background: linear-gradient(180deg, transparent 0, rgba(255, 214, 236, .55) 30%, transparent 100%);
  opacity: 0;
}
.streaks i:nth-child(1) { rotate: 18deg }   .streaks i:nth-child(2) { rotate: 52deg }
.streaks i:nth-child(3) { rotate: 96deg }   .streaks i:nth-child(4) { rotate: 140deg }
.streaks i:nth-child(5) { rotate: 208deg }  .streaks i:nth-child(6) { rotate: 250deg }
.streaks i:nth-child(7) { rotate: 292deg }  .streaks i:nth-child(8) { rotate: 332deg }

.hero .scan {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: repeating-linear-gradient(180deg, rgba(0, 0, 0, .35) 0 3px, transparent 3px 6px);
}
.hero { isolation: isolate; }

.hero-copy { position: relative; z-index: 3; text-align: center; padding-bottom: 8px; }
.hero-copy::before {
  content: ""; position: absolute; z-index: -1; inset: -26px -6px -10px;
  background: radial-gradient(62% 64% at 50% 46%, rgba(10, 7, 19, .5), rgba(10, 7, 19, 0) 76%);
  filter: blur(10px);
}
h1 {
  margin: 0; font-size: clamp(2rem, min(11vw, 13svh), 5.4rem); line-height: 1.02;
  font-weight: 900; font-style: italic; letter-spacing: -.01em;
  padding: .28em 0;
  background: linear-gradient(180deg, #ffffff 0%, #ffffff 28%, #bae6fd 43%, #7c1d6f 45%, #f43f5e 52%, #fb923c 69%, #fde047 84%, #fde047 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 2px 0 #14002b)
          drop-shadow(0 0 5px rgba(0, 0, 0, .95))
          drop-shadow(0 0 14px rgba(0, 0, 0, .8))
          drop-shadow(0 0 26px rgba(236, 72, 153, .55));
  text-wrap: balance;
}
.lead {
  margin: 14px auto 0; max-width: 34rem; font-size: clamp(1rem, 3.6vw, 1.2rem);
  color: #ffe9f6; text-shadow: 0 2px 14px rgba(10, 7, 19, .9); text-wrap: balance;
}
.hero-car {
  position: relative; z-index: 0; align-self: center; display: block;
  height: clamp(104px, 34svh, 330px); width: auto; max-width: none;
  margin: 6px 0 0;
  filter: drop-shadow(0 18px 40px rgba(0, 0, 0, .65));
}

.stores { margin: 26px 0 0; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.stores img { height: clamp(44px, min(9svh, 58px), 58px); width: auto; display: block; }
.stores a { display: inline-block; padding: 8px; border-radius: 14px; }
.stores > img { padding: 8px; }
.stores > img { box-sizing: content-box; }
.stores > * { flex: 0 0 auto; }
.stores a:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

section { position: relative; }
.band { padding: clamp(56px, 11vw, 104px) 0; }
h2 {
  margin: 0 0 10px; font-size: clamp(1.5rem, 5.5vw, 2.3rem); font-weight: 800;
  letter-spacing: -.01em; text-wrap: balance;
}
h2 .accent { color: var(--hot); text-shadow: 0 0 22px rgba(236, 72, 153, .6); }
h2::after {
  content: ""; display: block; width: 72px; height: 4px; margin: 14px 0 18px; border-radius: 999px;
  background: linear-gradient(90deg, var(--hot), var(--warm) 55%, var(--gold));
  box-shadow: 0 0 18px rgba(236, 72, 153, .8);
}
.band.center h2::after, .cta h2::after { margin-inline: auto; }
.band + .band::before, .cta::before {
  content: ""; position: absolute; left: 50%; translate: -50% 0; top: 0;
  width: min(92%, 40rem); height: 1px;
  background: linear-gradient(90deg, transparent, rgba(236, 72, 153, .75), transparent);
}
.band > .wrap > p { margin: 0 auto; max-width: 42rem; color: var(--dim); text-wrap: pretty; }
.band.center { text-align: center; }

.strip { display: flex; gap: 8px; margin: 28px 0 0; padding: 0; list-style: none; }
.strip li {
  flex: 1 1 0; height: clamp(120px, 26vw, 220px); border-radius: 14px;
  position: relative; overflow: hidden; border: 1px solid rgba(255, 255, 255, .1);
}
.strip li::after {                    
  content: ""; position: absolute; left: -10%; right: -10%; bottom: 0; height: 38%;
  background: currentColor; opacity: .92;
  filter: drop-shadow(0 -1.5px 0 rgba(255, 255, 255, .28));
  clip-path: polygon(0 100%, 0 62%, 12% 30%, 26% 66%, 40% 22%, 55% 60%, 70% 34%, 86% 66%, 100% 40%, 100% 100%);
}
.strip .s1 { background: linear-gradient(180deg, #0284c7, #38bdf8 42%, #7dd3fc 72%, #bae6fd); color: #059669 }
.strip .s2 { background: linear-gradient(180deg, #c2410c, #ea580c 42%, #f97316 72%, #fde047); color: #7c2d12 }
.strip .s3 { background: linear-gradient(180deg, #1e1b4b, #701a75 34%, #f43f5e 68%, #fb923c 86%, #fde047); color: #3b0764 }
.strip .s4 { background: linear-gradient(180deg, #020617, #0b0f19 46%, #171c2f 80%, #1e293b); color: #0e1626 }
.strip .s5 { background: linear-gradient(180deg, #1d4ed8, #3b82f6 38%, #93c5fd 72%, #dbeafe); color: #475569 }
.strip li::before {                   
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(105deg, transparent 38%, rgba(255, 255, 255, .34) 50%, transparent 62%);
  background-size: 260% 100%; background-position: 200% 0;
}

.wrap > .cards:first-child { margin-top: 0; }
.cards { display: grid; gap: 14px; margin: 30px 0 0; padding: 0; list-style: none;
         grid-template-columns: 1fr; }
@media (min-width: 640px) { .cards { grid-template-columns: 1fr 1fr; } }
.cards li {
  position: relative; padding: 22px 20px; border-radius: 16px;
  background: linear-gradient(180deg, rgba(112, 26, 117, .34), rgba(10, 7, 19, .5));
  border: 1px solid var(--line);
  box-shadow: 0 10px 40px rgba(0, 0, 0, .35) inset, 0 0 0 rgba(236, 72, 153, 0);
  transition: box-shadow .35s ease, translate .35s ease, border-color .35s ease;
}
.cards li:hover {
  translate: 0 -4px; border-color: rgba(236, 72, 153, .7);
  box-shadow: 0 10px 40px rgba(0, 0, 0, .35) inset, 0 0 34px rgba(236, 72, 153, .35);
}
.cards h3 { margin: 12px 0 6px; font-size: 1.12rem; font-weight: 800; }
.cards p { margin: 0; color: var(--dim); font-size: .97rem; }
.cards svg { width: 30px; height: 30px; color: var(--hot);
             filter: drop-shadow(0 0 12px rgba(236, 72, 153, .7)); }

.cta { text-align: center; padding: clamp(56px, 11vw, 104px) 0 clamp(40px, 8vw, 72px);
       background: radial-gradient(120% 90% at 50% 0%, rgba(236, 72, 153, .22), transparent 70%); }

footer {
  border-top: 1px solid var(--line); font-size: .85rem; color: var(--dim);
  padding: 22px 0 56px;   
}
footer .wrap { text-align: center; }
a { color: var(--gold); }
footer a { color: var(--dim); }
footer a:hover { color: var(--gold); }
.foot-langs { margin-top: 12px; line-height: 2; }
.foot-langs [aria-current] { font-weight: 700; color: var(--fg); }

@media (prefers-reduced-motion: no-preference) {
  .floor::before { animation: floor-run .75s linear infinite; }
  @keyframes floor-run {
    from { transform: rotateX(74deg) translateY(0); }
    to   { transform: rotateX(74deg) translateY(78px); }
  }
  .sun { animation: sun-breathe 6s ease-in-out infinite; }
  @keyframes sun-breathe {
    50% { box-shadow: 0 0 120px 44px rgba(244, 63, 94, .6), 0 0 230px 90px rgba(236, 72, 153, .3); }
  }
  h1 { animation: neon 4.5s ease-in-out infinite; }
  @keyframes neon {
    50% { filter: drop-shadow(0 2px 0 #14002b)
                  drop-shadow(0 0 5px rgba(0, 0, 0, .95))
                  drop-shadow(0 0 14px rgba(0, 0, 0, .8))
                  drop-shadow(0 0 34px rgba(236, 72, 153, .85)); }
  }
  .hero-car { animation: bob 1.3s ease-in-out infinite; }
  @keyframes bob { 50% { translate: 0 -6px; } }
  .streaks i { animation: streak 1.2s linear infinite; }
  .streaks i:nth-child(2) { animation-delay: .15s } .streaks i:nth-child(3) { animation-delay: .3s }
  .streaks i:nth-child(4) { animation-delay: .45s } .streaks i:nth-child(5) { animation-delay: .6s }
  .streaks i:nth-child(6) { animation-delay: .75s } .streaks i:nth-child(7) { animation-delay: .9s }
  .streaks i:nth-child(8) { animation-delay: 1.05s }
  @keyframes streak {
    0%   { opacity: 0; scale: 1 .25; }
    35%  { opacity: .85; }
    100% { opacity: 0; scale: 1 1.4; }
  }
  .strip li::before { animation: sheen 5.5s ease-in-out infinite; }
  .strip li:nth-child(2)::before { animation-delay: .35s } .strip li:nth-child(3)::before { animation-delay: .7s }
  .strip li:nth-child(4)::before { animation-delay: 1.05s } .strip li:nth-child(5)::before { animation-delay: 1.4s }
  @keyframes sheen { 0%, 62% { background-position: 200% 0 } 100% { background-position: -60% 0 } }

  @supports (animation-timeline: view()) {
    .cards li, .strip, .band > .wrap > h2, .band > .wrap > p {
      animation: rise linear both; animation-timeline: view(); animation-range: entry 8% cover 32%;
    }
    @keyframes rise { from { opacity: 0; translate: 0 26px; } to { opacity: 1; translate: 0 0; } }
  }
}