:root {
  --ink: #24133e;
  --paper: #f6e8ca;
  --cream: #fff7df;
  --pink: #ff4f9a;
  --orange: #ff7a34;
  --cyan: #48d7d4;
  --yellow: #f6d44b;
  --violet: #7c50df;
  --line: rgba(36, 19, 62, .28);
  --shadow: 7px 8px 0 var(--ink);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 14%, rgba(255,79,154,.45), transparent 28rem),
    radial-gradient(circle at 91% 21%, rgba(72,215,212,.52), transparent 29rem),
    radial-gradient(circle at 82% 78%, rgba(246,212,75,.52), transparent 30rem),
    var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  overflow-x: hidden;
}

button, input { font: inherit; }
button { color: inherit; }
.grain { position: fixed; inset: 0; pointer-events: none; z-index: 20; opacity: .15; mix-blend-mode: multiply; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E"); }
.orb { position: fixed; width: 25rem; aspect-ratio: 1; border: 2px solid var(--ink); border-radius: 43% 57% 66% 34% / 45% 38% 62% 55%; pointer-events: none; z-index: -1; filter: blur(.2px); }
.orb-a { left: -13rem; top: 35vh; background: repeating-radial-gradient(circle, transparent 0 9px, rgba(124,80,223,.12) 10px 14px); transform: rotate(18deg); }
.orb-b { right: -12rem; top: 4rem; background: repeating-linear-gradient(110deg, transparent 0 10px, rgba(255,79,154,.14) 11px 15px); }

.hero { width: min(1040px, calc(100% - 32px)); margin: 26px auto 54px; padding: clamp(30px, 6vw, 70px); border: 2px solid var(--ink); border-radius: 42px 12px 56px 16px; background: rgba(255,247,223,.82); box-shadow: var(--shadow); position: relative; isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 12px; z-index: -1; border: 1px dashed rgba(36,19,62,.35); border-radius: 32px 8px 46px 12px; }
.hero::after { content: ""; position: absolute; width: 38%; height: 62%; right: 4%; top: -8%; z-index: -2; background: linear-gradient(145deg, var(--pink), var(--orange) 48%, var(--yellow)); border: 2px solid var(--ink); border-radius: 50% 30% 45% 55%; transform: rotate(-9deg); opacity: .9; }
.hero__stamp { position: absolute; top: 20px; right: 28px; transform: rotate(3deg); border: 1px solid var(--ink); padding: 6px 9px; font: 700 10px/1 monospace; letter-spacing: .12em; background: var(--yellow); }
.eyebrow { margin: 0 0 10px; font: 800 clamp(11px, 1.5vw, 14px)/1 monospace; letter-spacing: .18em; }
h1 { max-width: 770px; margin: 0; font-size: clamp(46px, 10vw, 100px); line-height: .92; letter-spacing: -.08em; text-transform: uppercase; }
h1 span { display: inline-block; color: var(--cream); -webkit-text-stroke: 2px var(--ink); text-shadow: 4px 4px 0 var(--violet); margin-right: .12em; transform: rotate(-2deg); }
.intro { margin: 22px 0 28px; max-width: 34rem; font-weight: 700; letter-spacing: .05em; }
.search { display: flex; align-items: center; gap: 12px; max-width: 650px; padding: 5px 6px 5px 18px; background: var(--cream); border: 2px solid var(--ink); border-radius: 999px; box-shadow: 4px 4px 0 var(--ink); transition: transform .2s, box-shadow .2s; }
.search:focus-within { transform: translate(-2px,-2px); box-shadow: 7px 7px 0 var(--ink); }
.search svg { width: 21px; fill: none; stroke: currentColor; stroke-width: 2; }
.search input { min-width: 0; flex: 1; border: 0; outline: 0; padding: 12px 0; color: var(--ink); background: transparent; font-weight: 700; }
.search input::placeholder { color: rgba(36,19,62,.55); }
kbd { padding: 8px 10px; border-radius: 99px; background: var(--ink); color: white; font: 700 11px monospace; }
.search-meta { display: flex; justify-content: space-between; max-width: 650px; margin: 13px 6px 0; font: 700 11px monospace; opacity: .7; }

main { width: min(920px, calc(100% - 32px)); margin: 0 auto; }
.category { margin: 0 0 56px; scroll-margin-top: 20px; }
.category[hidden], .price-item[hidden] { display: none; }
.category__head { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: end; margin: 0 4px 13px; border-bottom: 2px solid var(--ink); }
.category__head > span { width: 47px; height: 47px; display: grid; place-items: center; margin-bottom: -2px; border: 2px solid var(--ink); background: var(--cyan); border-radius: 50% 45% 50% 35%; font: 900 15px monospace; }
.category:nth-of-type(2) .category__head > span { background: var(--pink); }
.category:nth-of-type(3) .category__head > span { background: var(--yellow); }
.category:nth-of-type(4) .category__head > span { background: var(--orange); }
.category:nth-of-type(5) .category__head > span { background: var(--violet); color: white; }
h2 { margin: 0 0 5px; font-size: clamp(28px,5vw,48px); line-height: 1; letter-spacing: -.06em; }
.category__head small { margin-bottom: 9px; font: 700 10px monospace; letter-spacing: .12em; }
.item-list { display: grid; gap: 12px; }
.price-item { margin-bottom: 12px; border: 2px solid var(--ink); border-radius: 12px 28px 12px 22px; background: rgba(255,247,223,.88); box-shadow: 4px 4px 0 rgba(36,19,62,.95); overflow: clip; transition: transform .2s, box-shadow .2s; }
.price-item:has(.item-trigger:hover) { transform: translate(-2px,-2px); box-shadow: 7px 7px 0 rgba(36,19,62,.95); }
.price-item.open { background: var(--cream); box-shadow: 7px 7px 0 var(--pink); }
.item-trigger { width: 100%; min-height: 72px; display: grid; grid-template-columns: 58px 1fr auto 34px; align-items: center; gap: 12px; padding: 10px 18px; border: 0; background: transparent; text-align: left; cursor: pointer; }
.item-no { font: 800 12px monospace; color: var(--violet); }
.item-name { font-size: clamp(18px, 3vw, 24px); font-weight: 900; letter-spacing: -.03em; }
.item-hint { font-size: 12px; font-weight: 700; opacity: .55; }
.toggle { position: relative; width: 28px; height: 28px; border: 1.5px solid var(--ink); border-radius: 50%; background: var(--yellow); }
.toggle::before, .toggle::after { content: ""; position: absolute; left: 7px; top: 12px; width: 12px; height: 2px; background: var(--ink); transition: transform .3s; }
.toggle::after { transform: rotate(90deg); }
.open .toggle::after { transform: rotate(0); }
.item-panel { display: grid; grid-template-rows: 0fr; visibility: hidden; transition: grid-template-rows .48s cubic-bezier(.2,.7,.2,1), visibility .48s; }
.open .item-panel { grid-template-rows: 1fr; visibility: visible; }
.panel-inner { min-height: 0; overflow: hidden; }
.image-button { position: relative; display: block; width: calc(100% - 24px); max-width: 720px; margin: 0 auto 14px; padding: 0; border: 2px solid var(--ink); border-radius: 8px 18px 8px 18px; overflow: hidden; background: var(--ink); cursor: zoom-in; }
.image-button img { display: block; width: 100%; height: auto; transition: filter .25s, transform .4s; }
.image-button:hover img { transform: scale(1.008); filter: saturate(1.08) contrast(1.03); }
.image-button span { position: absolute; right: 10px; bottom: 10px; padding: 7px 11px; color: white; background: rgba(36,19,62,.88); border: 1px solid white; border-radius: 99px; font: 700 11px monospace; }
.empty-state { padding: 60px 20px; text-align: center; border: 2px dashed var(--ink); border-radius: 32px; background: rgba(255,247,223,.65); }
.empty-state span { font: 900 clamp(42px,10vw,90px)/1 monospace; color: transparent; -webkit-text-stroke: 2px var(--ink); }
.empty-state p { font-weight: 700; }
footer { width: min(920px, calc(100% - 32px)); margin: 80px auto 30px; padding: 18px 0; border-top: 2px solid var(--ink); display: flex; align-items: center; justify-content: space-between; gap: 20px; font: 700 10px monospace; letter-spacing: .1em; }
footer p { text-align: center; }

.viewer { width: 100vw; max-width: none; height: 100dvh; max-height: none; margin: 0; padding: 0; border: 0; color: white; background: rgba(15,8,25,.96); overflow: hidden; }
.viewer::backdrop { background: rgba(15,8,25,.96); }
.viewer__bar { position: absolute; inset: 0 0 auto; z-index: 4; min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 9px max(12px, env(safe-area-inset-right)) 9px max(12px, env(safe-area-inset-left)); border-bottom: 1px solid rgba(255,255,255,.18); background: rgba(15,8,25,.86); backdrop-filter: blur(14px); }
.viewer__bar strong { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.viewer__bar > div { display: flex; align-items: center; gap: 5px; }
.viewer__bar button { min-width: 38px; height: 38px; padding: 0 9px; border: 1px solid rgba(255,255,255,.45); border-radius: 99px; color: white; background: rgba(255,255,255,.08); cursor: pointer; }
.viewer__bar button:hover { background: var(--pink); }
.viewer__bar output { min-width: 48px; text-align: center; font: 700 11px monospace; }
.viewer__bar .close { font-size: 26px; }
.viewer__stage { position: absolute; inset: 64px 0 0; overflow: hidden; touch-action: none; cursor: grab; display: grid; place-items: center; }
.viewer__stage.dragging { cursor: grabbing; }
.viewer__stage img { max-width: min(96vw, 1100px); max-height: calc(100dvh - 84px); object-fit: contain; user-select: none; -webkit-user-drag: none; transform-origin: center; will-change: transform; }
.viewer__tip { position: absolute; left: 50%; bottom: max(12px, env(safe-area-inset-bottom)); transform: translateX(-50%); margin: 0; padding: 7px 12px; border-radius: 99px; background: rgba(15,8,25,.75); font-size: 11px; white-space: nowrap; opacity: .75; pointer-events: none; }

@media (max-width: 640px) {
  .hero { margin-top: 14px; padding: 56px 24px 30px; border-radius: 26px 9px 34px 12px; }
  .hero::after { width: 55%; height: 42%; right: -9%; top: 2%; opacity: .65; }
  h1 { letter-spacing: -.07em; }
  .intro { font-size: 13px; }
  kbd { display: none; }
  .search-meta { align-items: flex-start; gap: 10px; font-size: 9px; }
  .category { margin-bottom: 42px; }
  .category__head small { display: none; }
  .item-trigger { grid-template-columns: 42px 1fr 30px; min-height: 64px; padding: 9px 12px; gap: 8px; }
  .item-hint { display: none; }
  .toggle { width: 27px; height: 27px; }
  .image-button { width: calc(100% - 14px); margin-bottom: 9px; }
  footer { flex-wrap: wrap; justify-content: center; }
  footer p { order: 3; width: 100%; }
  .viewer__bar strong { max-width: 26vw; font-size: 13px; }
  #resetZoom { display: none; }
  .viewer__bar button { min-width: 34px; height: 34px; padding: 0 7px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}