/* ============================================================
   东方器灵 · v6 · 整站一整幅 · 深海仙山沉浸画卷
   深绿墨底 + 中央金月 + 金色丝带 + 半透明漂浮面板
   ============================================================ */

:root {
  --ink: #0a0a0d;
  --ink-2: #101015;
  --ink-3: #16161c;
  --silver: #d9d9de;
  --silver-2: #a7a7b0;
  --silver-3: #6c6c76;
  --vermilion: #c1272d;
  --vermilion-2: #9c1a1f;
  --paper: #f5f3ee;
  --gold: #c89b5b;
  --gold-2: #f0d28a;
  --jade: #1f7a52;
  --jade-2: #4ec28a;
  --line: rgba(232, 220, 184, 0.12);
  --line-2: rgba(232, 220, 184, 0.22);
  --serif: "Noto Serif SC", "Songti SC", "STSong", serif;
  --sans: "Noto Sans SC", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 0.68, 0.12, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body {
  /* 深海仙山底色已迁到 .painting-sky（fixed + z-index:-2，永久跟随 viewport），
     避免 Lenis transform 接管滚动时 `background-attachment:fixed` 失效导致背景变白 */
  background: #050d09;
  color: var(--silver);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.85;
  overflow-x: hidden;
  cursor: none;
}
body.modal-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--gold-2); color: var(--ink); }

/* ---------- 整站底色：墨黑 + 产品主色晕染（跟随当前浏览的器物） ---------- */
.painting-sky {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(120% 70% at 50% 0%, rgba(22, 24, 30, 0.55), transparent 60%),
    linear-gradient(180deg, #06080c 0%, #080b11 48%, #05070a 100%);
}
/* 产品主色晕染层：由 JS 设置 --acc 并淡入，使整站背景与所看器物呼应 */
.accent-wash {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(62% 52% at 50% 34%, rgba(var(--acc, 200, 180, 140), 0.42), transparent 64%);
  opacity: 0;
  mix-blend-mode: screen;
  transition: opacity 1.1s var(--ease), background 1.1s var(--ease);
}

/* 漂浮金绿光点 */
.painting-sky::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    radial-gradient(2px 2px at 12% 22%, rgba(241, 200, 110, 0.7), transparent 60%),
    radial-gradient(2px 2px at 78% 18%, rgba(241, 200, 110, 0.7), transparent 60%),
    radial-gradient(2px 2px at 32% 82%, rgba(241, 200, 110, 0.6), transparent 60%),
    radial-gradient(2px 2px at 68% 76%, rgba(241, 200, 110, 0.6), transparent 60%),
    radial-gradient(2px 2px at 48% 8%, rgba(180, 230, 200, 0.6), transparent 60%),
    radial-gradient(2px 2px at 18% 60%, rgba(180, 230, 200, 0.5), transparent 60%),
    radial-gradient(2px 2px at 90% 60%, rgba(180, 230, 200, 0.5), transparent 60%),
    radial-gradient(3px 3px at 26% 36%, rgba(241, 220, 140, 0.9), transparent 60%),
    radial-gradient(2.5px 2.5px at 64% 44%, rgba(241, 220, 140, 0.9), transparent 60%);
  animation: starTwinkle 6s ease-in-out infinite alternate;
}
@keyframes starTwinkle { from { opacity: .55; } to { opacity: 1; } }

/* ---------- 入场 ---------- */
.preloader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--ink);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.9s var(--ease), visibility 0.9s;
}
body.loaded .preloader { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-inner { text-align: center; }
.preloader-seal { width: 120px; height: 120px; color: var(--vermilion); }
.preloader-seal .pl-rect {
  stroke-dasharray: 430; stroke-dashoffset: 430;
  animation: plDraw 1.6s var(--ease) forwards;
}
.preloader-seal .pl-char {
  opacity: 0; transform: translateY(8px);
  animation: plChar 0.9s var(--ease) 1.1s forwards;
}
@keyframes plDraw { to { stroke-dashoffset: 0; } }
@keyframes plChar { to { opacity: 1; transform: translateY(0); } }
.preloader-bar {
  width: 180px; height: 1px; margin: 26px auto 14px;
  background: rgba(217, 217, 222, 0.12); overflow: hidden;
}
.preloader-bar span {
  display: block; height: 100%; width: 0%;
  background: var(--vermilion); transition: width 0.3s linear;
}
.preloader-word {
  font-family: var(--serif); letter-spacing: 0.32em;
  font-size: 12px; color: var(--silver-3); padding-left: 0.32em;
}

/* ---------- 颗粒 + 暗角 ---------- */
.grain {
  position: fixed; inset: -50%; z-index: 9000; pointer-events: none;
  width: 200%; height: 200%;
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='200'%20height='200'%3E%3Cfilter%20id='n'%3E%3CfeTurbulence%20type='fractalNoise'%20baseFrequency='0.9'%20numOctaves='2'%20stitchTiles='stitch'/%3E%3C/filter%3E%3Crect%20width='100%25'%20height='100%25'%20filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.05; mix-blend-mode: overlay;
  animation: grain 0.6s steps(2) infinite;
}
@keyframes grain {
  0% { transform: translate(0, 0); }
  50% { transform: translate(-3%, 2%); }
  100% { transform: translate(2%, -2%); }
}
.vignette {
  position: fixed; inset: 0; z-index: 8999; pointer-events: none;
  background: radial-gradient(120% 120% at 50% 42%, transparent 52%, rgba(0,0,0,0.55) 100%);
}

/* ---------- 滚动进度 ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 9100;
  background: rgba(217,217,222,0.05);
}
.scroll-progress span {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--vermilion-2), var(--vermilion));
  box-shadow: 0 0 12px rgba(193,39,45,0.6);
}

/* ---------- 自定义光标 ---------- */
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0; z-index: 9998; pointer-events: none;
  border-radius: 50%; mix-blend-mode: difference;
}
.cursor-dot { width: 7px; height: 7px; background: var(--paper); }
.cursor-ring {
  width: 38px; height: 38px; border: 1px solid var(--paper);
  transition: width 0.25s var(--ease), height 0.25s var(--ease), opacity 0.25s;
}
.cursor-ring.hover { width: 64px; height: 64px; background: rgba(245,243,238,0.08); }
.cursor-ring.press { width: 26px; height: 26px; }
@media (max-width: 780px) {
  body { cursor: auto; } .cursor-dot, .cursor-ring { display: none; }
}

/* ---------- 导航 ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 8000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px clamp(20px, 5vw, 64px);
  transition: background 0.5s, padding 0.5s, border-color 0.5s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  padding: 14px clamp(20px, 5vw, 64px);
  background: rgba(10,10,13,0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-brand { display: flex; align-items: center; gap: 12px; }
.seal {
  display: grid; place-items: center; width: 38px; height: 38px;
  color: var(--vermilion); font-family: var(--serif); font-weight: 900; font-size: 20px;
  border: 1.5px solid var(--vermilion); border-radius: 3px;
}
.seal.small { width: 30px; height: 30px; font-size: 15px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-cn { font-family: var(--serif); font-weight: 700; font-size: 18px; letter-spacing: 0.18em; color: var(--paper); }
.brand-en { font-size: 9px; letter-spacing: 0.34em; color: var(--silver-3); padding-left: 0.34em; }
.nav-links { display: flex; gap: clamp(18px, 3vw, 42px); }
.nav-links a {
  font-family: var(--serif); font-size: 15px; letter-spacing: 0.22em;
  color: var(--silver-2); position: relative; padding: 4px 0;
  transition: color 0.3s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: var(--vermilion); transition: width 0.35s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--paper); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-toggle { display: none; background: none; border: none; color: var(--paper); font-size: 26px; }

/* ---------- HERO · 金月 + 水滴题字 ---------- */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
  padding: clamp(120px, 17vh, 190px) clamp(20px, 6vw, 90px) 16vh;
  overflow: hidden;
  text-align: center;
}
/* 产品主图（羽化 PNG 融进墨黑底） */
.hero-fig-wrap {
  position: absolute; left: 50%; bottom: 5%; transform: translateX(-50%);
  width: clamp(240px, 28vw, 420px); z-index: 0; pointer-events: none;
  filter: drop-shadow(0 30px 70px rgba(0, 0, 0, 0.6));
  opacity: 0; animation: heroFigIn 1.5s var(--ease) 0.5s forwards;
}
.hero-fig { width: 100%; height: auto; display: block; }
@keyframes heroFigIn {
  from { opacity: 0; transform: translateX(-50%) translateY(26px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* 顶部品牌水滴流「东方银器 · 博物馆」 */
.hero-drip {
  position: relative; z-index: 3; display: inline-flex; align-items: flex-end; gap: 10px;
  font-family: var(--serif); font-weight: 900; font-size: clamp(13px, 1.3vw, 18px);
  letter-spacing: 0.4em; color: var(--gold-2); padding-bottom: 12px; margin-bottom: 28px;
  text-shadow: 0 0 18px rgba(241, 200, 110, 0.4);
}
.hero-drip span { display: inline-block; opacity: 0; transform: translateY(-30px);
  animation: dropIn 0.9s var(--ease) forwards; }
.hero-drip span:nth-child(1) { animation-delay: 0.10s; }
.hero-drip span:nth-child(2) { animation-delay: 0.18s; }
.hero-drip span:nth-child(3) { animation-delay: 0.26s; }
.hero-drip span:nth-child(4) { animation-delay: 0.34s; }
.hero-drip span:nth-child(5) { animation-delay: 0.40s; opacity: 1; transform: none; color: var(--vermilion); padding: 0 4px; }
.hero-drip span:nth-child(6) { animation-delay: 0.46s; }
.hero-drip span:nth-child(7) { animation-delay: 0.54s; }
.hero-drip span:nth-child(8) { animation-delay: 0.62s; }
@keyframes dropIn { to { opacity: 1; transform: translateY(0); } }
.hero-drip-arc {
  position: absolute; bottom: -10px; left: -8%; width: 116%; height: 14px;
  stroke: var(--gold-2); fill: none; stroke-width: 1; opacity: 0.6;
}
.hero-drip-arc path { stroke-dasharray: 600; stroke-dashoffset: 600;
  animation: arcDraw 1.2s var(--ease) 0.8s forwards; }
@keyframes arcDraw { to { stroke-dashoffset: 0; } }

/* 中央题字「器有灵」 */
.hero-title {
  position: relative; z-index: 3; font-family: var(--serif); font-weight: 900; line-height: 0.96;
  font-size: clamp(96px, 18vw, 230px); letter-spacing: 0.06em; color: var(--paper);
  display: flex; gap: 0.04em; overflow: hidden; padding-bottom: 0.08em;
  text-shadow: 0 0 60px rgba(241, 200, 110, 0.5), 0 6px 20px rgba(0, 0, 0, 0.6);
}
.hero-title .char { display: inline-block; transform: translateY(110%); }
.hero-title .char.accent { color: var(--gold-2); }
body.loaded .hero-title .char { animation: charIn 1s var(--ease) forwards; }
body.loaded .hero-title .char:nth-child(1) { animation-delay: 0.95s; }
body.loaded .hero-title .char:nth-child(2) { animation-delay: 1.15s; }
body.loaded .hero-title .char:nth-child(3) { animation-delay: 1.35s; }
@keyframes charIn { to { transform: translateY(0); } }
.hero-sub {
  position: relative; z-index: 3; margin-top: 36px;
  font-size: clamp(15px, 1.5vw, 18px); color: rgba(245, 234, 213, 0.78);
  letter-spacing: 0.12em; line-height: 2.2; max-width: 480px; opacity: 0;
  animation: fadeUp 1.2s var(--ease) 1.7s forwards;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
.hero-cta { position: relative; z-index: 3; margin-top: 50px; display: flex; gap: 18px; flex-wrap: wrap; justify-content: center; opacity: 0;
  animation: fadeUp 1.2s var(--ease) 1.95s forwards; }

.hero-seal {
  position: absolute; z-index: 4; top: clamp(28px, 5vh, 56px); right: clamp(20px, 5vw, 70px);
  width: 72px; color: var(--gold-2); opacity: 0.95;
  filter: drop-shadow(0 0 10px rgba(241, 200, 110, 0.32));
  transform: rotate(-3deg);
}
.hero-scroll {
  position: absolute; z-index: 4; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-family: var(--serif); font-size: 11px; letter-spacing: 0.34em; color: var(--gold-2);
  opacity: 0; animation: fadeUp 1s var(--ease) 2.3s forwards;
}
.hero-scroll i { width: 1px; height: 46px; background: linear-gradient(var(--gold-2), transparent); position: relative; overflow: hidden; }
.hero-scroll i::after { content: ""; position: absolute; top: -50%; left: 0; width: 100%; height: 50%;
  background: var(--paper); animation: scrollDot 1.8s var(--ease) infinite; }
@keyframes scrollDot { 0% { top: -50%; } 100% { top: 100%; } }

/* ---------- 序（融入画卷） ---------- */
.quote-band {
  position: relative; padding: clamp(100px, 18vh, 220px) clamp(20px, 6vw, 90px);
}
.quote-inner {
  max-width: 900px; margin: 0 auto; text-align: center;
  background: linear-gradient(180deg, rgba(8, 18, 14, 0.55), rgba(8, 18, 14, 0.35));
  border: 1px solid rgba(241, 200, 110, 0.18);
  border-radius: 4px; padding: clamp(48px, 9vh, 90px) clamp(20px, 4vw, 60px);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: inset 0 0 0 1px rgba(241, 200, 110, 0.08), 0 30px 80px rgba(0, 0, 0, 0.45);
}
.quote { margin-bottom: 46px; }
.quote p {
  font-family: var(--serif); font-weight: 700; font-size: clamp(34px, 6vw, 72px);
  letter-spacing: 0.12em; line-height: 1.5; color: var(--paper);
}
.quote .accent { color: var(--gold-2); }
.quote cite {
  display: block; margin-top: 26px; font-style: normal;
  font-size: 13px; letter-spacing: 0.34em; color: var(--silver-3);
}
.quote-sub { font-size: clamp(15px, 1.6vw, 18px); color: rgba(245, 234, 213, 0.78); letter-spacing: 0.06em; line-height: 2.1; }
.quote-concept {
  margin-top: 30px; font-family: var(--serif); font-size: clamp(16px, 2vw, 22px);
  letter-spacing: 0.16em; color: var(--gold-2);
}

/* ---------- 通用 band（漂浮面板） ---------- */
.band {
  position: relative;
  scroll-margin-top: 80px; /* 锚点跳转时，避免标题被固定导航遮挡 */
  padding: clamp(80px, 12vh, 160px) clamp(20px, 6vw, 90px) clamp(110px, 16vh, 200px);
  border-top: 1px solid transparent; /* 留给金色细线由 ::before 渲染 */
}
.band::before {
  content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 60%; max-width: 320px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(241, 200, 110, 0.45), transparent);
}
.band-head { max-width: 760px; margin: 0 auto clamp(50px, 8vh, 90px); text-align: center; }
.band-head.center { text-align: center; }
.band-eyebrow {
  font-family: var(--serif); font-size: 13px; letter-spacing: 0.4em;
  color: var(--gold-2); margin-bottom: 22px;
}
.band-title {
  font-family: var(--serif); font-weight: 700; font-size: clamp(30px, 5vw, 56px);
  letter-spacing: 0.12em; color: var(--paper); line-height: 1.3;
}
.band-lead { margin-top: 22px; font-size: 15px; color: rgba(245, 234, 213, 0.74); letter-spacing: 0.06em; line-height: 2; }

/* ---------- 器录：横滑 ---------- */
.wall-rail-wrap { position: relative; }
.wall-rail {
  display: flex; gap: clamp(20px, 3vw, 40px); overflow-x: auto;
  scroll-snap-type: x mandatory; padding: 20px 4px 40px;
  scrollbar-width: none;
}
.wall-rail::-webkit-scrollbar { display: none; }
.item {
  flex: 0 0 auto; width: min(320px, 78vw); scroll-snap-align: center;
  border: 1px solid var(--line); background: var(--ink-2);
  padding: 22px 22px 26px; position: relative; cursor: pointer;
  transition: transform 0.5s var(--ease), border-color 0.5s, box-shadow 0.5s;
}
.item:hover {
  transform: translateY(-12px);
  border-color: var(--line-2);
  box-shadow: 0 30px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(193,39,45,0.18);
}
.item-figure { position: relative; aspect-ratio: 1/1; overflow: hidden; background: var(--ink); margin-bottom: 18px; }
.item-figure img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.7s var(--ease), filter 0.7s; filter: grayscale(0.15) brightness(0.95);
  will-change: transform;
}
.item:hover .item-figure img { filter: grayscale(0) brightness(1.04); }
/* 随鼠标轮转：3D 倾斜 + 银色光泽 */
.item-figure.tilting img { transition: transform 0.08s linear; }
.item-figure::after {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(226,232,240,0.16), rgba(226,232,240,0) 42%);
  opacity: 0; transition: opacity 0.45s var(--ease);
}
.item-figure.tilting::after { opacity: 1; }
.item-no {
  position: absolute; top: 10px; left: 12px; z-index: 2;
  font-family: var(--serif); font-size: 12px; letter-spacing: 0.2em; color: var(--silver-2);
}
.item-edition {
  position: absolute; top: 10px; right: 12px; z-index: 2;
  font-size: 10px; letter-spacing: 0.18em; color: var(--vermilion);
  border: 1px solid rgba(193,39,45,0.4); padding: 2px 8px; border-radius: 2px;
}
.item-name { font-family: var(--serif); font-weight: 600; font-size: 22px; letter-spacing: 0.1em; color: var(--paper); }
.item-spirit { font-size: 12px; letter-spacing: 0.18em; color: var(--silver-3); margin: 6px 0 12px; }
.item-desc { font-size: 13px; color: var(--silver-2); line-height: 1.9; min-height: 3.8em; }
.item-foot { display: flex; align-items: baseline; justify-content: space-between; margin-top: 18px; border-top: 1px solid var(--line); padding-top: 14px; }
.item-price { font-family: var(--serif); font-size: 18px; color: var(--paper); }
.item-ask { font-size: 12px; letter-spacing: 0.18em; color: var(--vermilion); }
.item-cat-chip { display: inline-block; font-size: 11px; letter-spacing: 0.2em; color: var(--vermilion);
  border: 1px solid rgba(193,39,45,0.5); border-radius: 999px; padding: 2px 12px; margin: 0 0 6px; }
.item-cat { position: absolute; top: 14px; right: 14px; z-index: 3; font-size: 10px; letter-spacing: 0.2em;
  color: var(--silver); background: rgba(10,10,13,0.55); border: 1px solid var(--line);
  border-radius: 999px; padding: 3px 10px; backdrop-filter: blur(4px); }
.wall-hint { text-align: center; font-size: 12px; letter-spacing: 0.3em; color: var(--silver-3); margin-top: 4px; }

/* ---------- 器录：3D 圆环轮转（随鼠标左右旋转） ---------- */
.ring-stage {
  position: relative; height: 540px; max-width: 1120px; margin: 18px auto 0;
  perspective: 1000px; transform-style: preserve-3d;
  transform-origin: 50% 52%; will-change: transform;
  transition: transform 0.25s var(--ease);
}
/* 落地接触阴影：强化灯笼悬于画卷之上的纵深感 */
.ring-stage::after {
  content: ""; position: absolute; left: 50%; bottom: 7%; width: 56%; height: 44px;
  transform: translateX(-50%); z-index: 0; pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.58), rgba(0,0,0,0) 70%);
  filter: blur(14px);
}

/* ---------- 灯笼骨架（灯身 / 顶盖 / 灯骨 / 流苏 / 内透光） ---------- */
.lantern-body { position: absolute; inset: 0; transform-style: preserve-3d; }
.lantern-glow {
  position: absolute; left: 50%; top: 50%;
  width: var(--lantern-d, 560px); height: var(--lantern-h, 236px);
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse at center, rgba(216,160,90,0.22), rgba(193,39,45,0.12) 46%, transparent 72%);
  filter: blur(14px); z-index: 0; pointer-events: none;
}
.lantern-cap {
  position: absolute; left: 50%; width: var(--lantern-d, 560px); height: 30px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: linear-gradient(180deg, #3a3a42 0%, #1c1c22 55%, #0c0c10 100%);
  box-shadow: 0 0 0 1px rgba(212,212,216,0.32), 0 6px 16px rgba(0,0,0,0.55), inset 0 2px 4px rgba(255,255,255,0.22);
  z-index: 2000; pointer-events: none;
}
.lantern-cap--top { top: calc(50% - 122px); }
.lantern-cap--bottom { top: calc(50% + 98px); }
.lantern-finial {
  position: absolute; left: 50%; top: -16px; transform: translateX(-50%);
  width: 7px; height: 16px; border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, #d4d4d8, #8a8a92);
  box-shadow: 0 0 0 1px rgba(212,212,216,0.4);
}
.lantern-finial::after {
  content: ""; position: absolute; left: 50%; top: -8px; transform: translateX(-50%);
  width: 12px; height: 12px; border-radius: 50%;
  background: radial-gradient(circle at 40% 35%, #f0c14b, #b5832b);
  box-shadow: 0 0 9px rgba(216,160,90,0.75);
}
.lantern-ribs {
  position: absolute; left: 50%; top: 50%;
  width: var(--lantern-d, 560px); height: var(--lantern-h, 236px);
  transform: translate(-50%, -50%);
  background-image: repeating-linear-gradient(90deg,
    rgba(212,212,216,0) 0, rgba(212,212,216,0) calc(100% / var(--lantern-ribs, 12) - 1px),
    rgba(212,212,216,0.10) calc(100% / var(--lantern-ribs, 12) - 1px), rgba(212,212,216,0.10) calc(100% / var(--lantern-ribs, 12)));
  -webkit-mask-image: radial-gradient(ellipse at center, #000 68%, transparent 100%);
          mask-image: radial-gradient(ellipse at center, #000 68%, transparent 100%);
  opacity: 0.75; z-index: 1500; pointer-events: none;
}
.lantern-tassel {
  position: absolute; left: 50%; top: calc(50% + 124px); transform: translateX(-50%);
  width: 30px; z-index: 2000; pointer-events: none; text-align: center;
}
.tassel-cord { display: block; width: 2px; height: 22px; margin: 0 auto; background: rgba(193,39,45,0.85); }
.tassel-knot {
  display: block; width: 12px; height: 12px; margin: 0 auto; border-radius: 50%;
  background: radial-gradient(circle at 40% 35%, #e0585c, #b02025); box-shadow: 0 0 6px rgba(193,39,45,0.6);
}
.tassel-fringe {
  display: block; width: 18px; height: 56px; margin: 0 auto;
  background-image: repeating-linear-gradient(90deg,
    rgba(193,39,45,0) 0, rgba(193,39,45,0) 2px, rgba(193,39,45,0.75) 2px, rgba(193,39,45,0.75) 3px);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 70%, transparent 100%);
          mask-image: linear-gradient(180deg, #000 0%, #000 70%, transparent 100%);
  border-radius: 0 0 6px 6px;
}

/* ---------- 器录：灯笼灯身面板 ---------- */
.ring-stage .item {
  position: absolute; top: 50%; left: 50%; width: 136px; height: 228px; margin: 0; flex: none;
  display: flex; flex-direction: column; align-items: center;
  border-radius: 18px; overflow: hidden;
  opacity: 0; transition: box-shadow 0.45s var(--ease), border-color 0.45s; will-change: transform, opacity;
  cursor: pointer;
}
.ring-stage .item .item-figure {
  width: 100%; height: 176px; margin: 0; border: 1px solid rgba(212,212,216,0.35);
  border-radius: 12px; background: var(--ink); overflow: hidden; position: relative;
  box-shadow: inset 0 0 30px rgba(216,160,90,0.16);
}
/* 圆柱曲面：左右压暗 + 顶部高光，伪造灯身体积 */
.ring-stage .item .item-figure::before {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: linear-gradient(90deg, rgba(0,0,0,0.58), rgba(0,0,0,0) 24%, rgba(0,0,0,0) 76%, rgba(0,0,0,0.58));
}
.ring-stage .item .item-figure::after {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: 1;
  background: radial-gradient(150% 72% at 50% -14%, rgba(255,255,255,0.26), rgba(255,255,255,0) 56%);
}
.ring-stage .item .item-figure img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(0.12) brightness(0.96) contrast(1.02);
  transition: transform 0.6s var(--ease); /* 移除 filter 过渡，自转时明暗不再拖影 */
}
.ring-stage .item .item-edition {
  top: 8px; right: 8px; font-size: 9px; z-index: 3; color: var(--vermilion);
  border: 1px solid rgba(193,39,45,0.4); padding: 1px 6px; border-radius: 2px; background: rgba(10,10,13,0.5);
}
.ring-stage .item.front .item-figure {
  border-color: rgba(193,39,45,0.85);
  box-shadow: inset 0 0 34px rgba(216,160,90,0.22), 0 0 0 1px rgba(193,39,45,0.6),
              0 32px 74px rgba(0,0,0,0.62), 0 0 46px rgba(216,160,90,0.2);
}
.ring-stage .item .item-name {
  margin-top: 12px; font-family: var(--serif); font-weight: 600; font-size: 15px; letter-spacing: 0.08em;
  color: var(--paper); text-align: center; text-shadow: 0 2px 10px rgba(0,0,0,0.6);
}
.ring-stage .item .item-spirit { font-size: 11px; letter-spacing: 0.18em; color: var(--silver-3); margin-top: 3px; }
.ring-stage .item:hover { border-color: var(--line-2); }
/* 触屏降级：横向滑动，隐藏灯笼装饰 */
.ring-stage.touch {
  display: flex; gap: 20px; overflow-x: auto; height: auto; perspective: none; transform-style: flat;
  padding: 20px 4px 30px; scroll-snap-type: x mandatory; scrollbar-width: none;
}
.ring-stage.touch::-webkit-scrollbar { display: none; }
.ring-stage.touch .lantern-glow,
.ring-stage.touch .lantern-cap,
.ring-stage.touch .lantern-ribs,
.ring-stage.touch .lantern-tassel { display: none; }
.ring-stage.touch .lantern-body { position: static; transform: none !important; display: flex; gap: 18px; }
.ring-stage.touch .item {
  position: relative; top: auto; left: auto; transform: none !important; width: min(280px, 74vw); height: auto;
  border-radius: 18px; overflow: hidden;
  opacity: 1 !important; visibility: visible !important; pointer-events: auto; scroll-snap-align: center;
}

/* ---------- 详情 · 玄机寓意 ---------- */
.detail-omen { margin-top: 40px; border-top: 1px solid var(--line); padding-top: 28px; }
.detail-omen h3 { font-family: var(--serif); font-size: 18px; letter-spacing: 0.2em; color: var(--paper); margin: 0 0 18px; }
.detail-omen h3::before { content: "◈"; color: var(--vermilion); margin-right: 10px; font-size: 14px; }
.omen-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px 18px; margin-bottom: 20px; }
.omen-item { display: flex; flex-direction: column; gap: 6px; background: var(--ink-2); border: 1px solid var(--line);
  border-left: 2px solid rgba(193,39,45,0.5); border-radius: 5px; padding: 14px 16px; }
.omen-item b { font-size: 11px; letter-spacing: 0.24em; color: var(--vermilion); font-weight: 700; }
.omen-item span { font-size: 14px; color: var(--silver); letter-spacing: 0.05em; line-height: 1.7; }
.omen-item.omen-wide { grid-column: 1 / -1; }
.omen-text { font-size: 14px; color: var(--silver-2); line-height: 2; margin: 0 0 14px;
  padding-left: 14px; border-left: 2px solid rgba(212,212,216,0.15); }
.omen-text b { display: inline-block; min-width: 3em; color: var(--vermilion); letter-spacing: 0.2em; font-weight: 700; margin-right: 8px; }

/* ========== 灵语 · 书架（每类一本立体书，封面上列该类诸器，点击翻开真实书页） ========== */
.book-shelf {
  display: flex; flex-wrap: wrap; gap: clamp(26px, 3.6vw, 52px); justify-content: center;
  align-items: flex-start; perspective: 1600px; padding: 14px 0 30px;
}
.book {
  position: relative; width: 190px; height: 252px;
  transform-style: preserve-3d;
  transform: rotateX(4deg) rotateY(-16deg);
  cursor: pointer; border: 0; padding: 0; background: none; outline: none;
  transition: transform 0.6s var(--ease), filter 0.5s;
  filter: drop-shadow(0 22px 30px rgba(0, 0, 0, 0.5));
}
.book::after {
  content: ""; position: absolute; left: 8%; right: 8%; bottom: -16px; height: 22px;
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.5), transparent 72%);
  filter: blur(9px); transform: translateZ(-2px); pointer-events: none;
}
.book:hover { transform: rotateX(4deg) rotateY(-6deg) translateY(-8px); }
.book:focus-visible { outline: 2px solid var(--vermilion); outline-offset: 6px; border-radius: 4px; }
/* 书脊（左缘厚度挤出） */
.book-spine {
  position: absolute; top: 0; left: 0; width: 22px; height: 100%;
  transform-origin: left center; transform: rotateY(-90deg);
  background: linear-gradient(90deg, #1c1d24 0%, #0a0b0f 72%);
  border-radius: 2px 0 0 2px;
  box-shadow: inset -3px 0 8px rgba(0, 0, 0, 0.65), inset 0 0 0 1px rgba(241, 200, 110, 0.12);
}
.book-spine::before {
  content: ""; position: absolute; left: 4px; top: 14%; bottom: 14%; width: 2px;
  background: repeating-linear-gradient(180deg, rgba(241, 200, 110, 0.5) 0 8px, transparent 8px 16px);
}
/* 封面（墨底细金暗纹 + 双线金框 + 宣纸米题签 + 朱砂印） */
.book-cover {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px;
  color: var(--paper);
  border-radius: 3px 11px 11px 3px;
  background:
    repeating-linear-gradient(45deg, rgba(241, 200, 110, 0.05) 0 1px, transparent 1px 10px),
    repeating-linear-gradient(-45deg, rgba(241, 200, 110, 0.05) 0 1px, transparent 1px 10px),
    radial-gradient(120% 90% at 78% 12%, rgba(241, 200, 110, 0.10), transparent 55%),
    linear-gradient(135deg, #24262f 0%, #16171f 52%, #0c0d12 100%);
  box-shadow:
    inset 0 0 0 1px rgba(241, 200, 110, 0.32),
    inset 0 0 0 6px rgba(241, 200, 110, 0.10),
    inset 0 0 0 7px rgba(0, 0, 0, 0.5),
    0 2px 0 #2a2c34, 0 4px 0 #20222a, 0 7px 0 #16181e,
    0 26px 46px rgba(0, 0, 0, 0.6);
}
.book-deco {
  position: absolute; left: 13px; top: 16px; bottom: 16px; width: 1px;
  background: linear-gradient(180deg, rgba(241, 200, 110, 0.4), rgba(241, 200, 110, 0.1));
}
.book-title {
  font-family: var(--serif); font-weight: 900;
  font-size: clamp(23px, 2.3vw, 31px); letter-spacing: 0.3em;
  writing-mode: vertical-rl; text-orientation: upright;
  padding: 17px 9px; border-radius: 2px;
  color: #1c1409;
  background: linear-gradient(180deg, #f0e4c9, #e1d1aa);
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.55), inset 0 0 0 1px rgba(120, 90, 40, 0.45);
}
.book-meta {
  font-family: var(--serif); font-size: 11px; letter-spacing: 0.2em; color: var(--silver-3);
  max-width: 130px; text-align: center; line-height: 1.8;
}
.book-items {
  font-family: var(--serif); font-size: 10px; letter-spacing: 0.06em; color: var(--silver-3);
  max-width: 150px; text-align: center; line-height: 1.7; opacity: 0.82;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.book-seal {
  position: absolute; top: 12px; right: 12px;
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 3px;
  border: 1.5px solid var(--vermilion); color: var(--vermilion);
  background: rgba(193, 39, 45, 0.14); font-family: var(--serif); font-weight: 900; font-size: 14px;
  transform: rotate(-5deg);
  box-shadow: inset 0 0 6px rgba(193, 39, 45, 0.25);
}
.book-ribbon {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 6px; height: 48px; border-radius: 0 0 3px 3px; z-index: 3;
  background: linear-gradient(180deg, var(--vermilion), #7c151a);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
}

/* ========== 翻书读灵 · 真实书页（StPageFlip） ========== */
.book-reader-modal { padding: 3vh 3vw; z-index: 9400; }
.book-reader-panel {
  position: relative; z-index: 2; width: min(960px, 100%); max-height: 94svh; overflow-y: auto;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  background: none; border: none; padding: 0;
}
.book-reader-head {
  display: flex; align-items: baseline; gap: 14px; justify-content: center;
  color: var(--paper); font-family: var(--serif);
}
.book-reader-eyebrow { font-size: 12px; letter-spacing: 0.3em; color: var(--vermilion); }
.book-reader-title { font-size: clamp(20px, 3vw, 30px); letter-spacing: 0.18em; font-weight: 900; }
.book-reader-page { font-size: 12px; letter-spacing: 0.2em; color: var(--silver-3); }
.book-reader-back {
  position: absolute; top: 14px; left: 16px; z-index: 5;
  background: none; border: 1px solid var(--line-2); color: var(--silver);
  font-family: var(--serif); font-size: 12px; letter-spacing: 0.16em; padding: 7px 14px;
  border-radius: 40px; cursor: pointer; transition: border-color 0.3s, color 0.3s, transform 0.3s;
}
.book-reader-back:hover { border-color: var(--vermilion); color: var(--vermilion); transform: translateX(-2px); }
.pf-stage {
  width: min(900px, 94vw); margin: 0 auto;
  display: flex; align-items: center; justify-content: center;
  filter: drop-shadow(0 40px 60px rgba(0, 0, 0, 0.6));
}
.pf-book { width: 100%; }
/* 单页（库控制尺寸，仅设底色与文字色） */
.pf-page { background: #14151b; color: var(--paper); overflow: hidden; }
.pf-page--left { background: linear-gradient(90deg, rgba(0,0,0,0.32), rgba(0,0,0,0) 16%), #14151b; }
.pf-page--right { background: linear-gradient(270deg, rgba(0,0,0,0.32), rgba(0,0,0,0) 16%), #14151b; }
/* 封面 / 封底：墨底细金纹 + 双线金框 */
.pf-page--cover, .pf-page--back {
  background:
    repeating-linear-gradient(45deg, rgba(241, 200, 110, 0.05) 0 1px, transparent 1px 10px),
    repeating-linear-gradient(-45deg, rgba(241, 200, 110, 0.05) 0 1px, transparent 1px 10px),
    radial-gradient(120% 90% at 78% 12%, rgba(241, 200, 110, 0.10), transparent 55%),
    linear-gradient(135deg, #24262f 0%, #16171f 52%, #0c0d12 100%);
  box-shadow:
    inset 0 0 0 1px rgba(241, 200, 110, 0.32),
    inset 0 0 0 6px rgba(241, 200, 110, 0.10),
    inset 0 0 0 7px rgba(0, 0, 0, 0.5);
}
/* 封面内容 */
.pf-cover-inner {
  position: relative; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px;
  padding: 7%;
}
.pf-ribbon {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 6px; height: 42px; border-radius: 0 0 3px 3px;
  background: linear-gradient(180deg, var(--vermilion), #7c151a);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
}
.pf-cover-title {
  font-family: var(--serif); font-weight: 900;
  font-size: clamp(26px, 4vw, 44px); letter-spacing: 0.3em;
  writing-mode: vertical-rl; text-orientation: upright;
  padding: 18px 10px; border-radius: 2px; color: #1c1409;
  background: linear-gradient(180deg, #f0e4c9, #e1d1aa);
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.55), inset 0 0 0 1px rgba(120, 90, 40, 0.45);
}
.pf-cover-sub { font-family: var(--serif); font-size: 12px; letter-spacing: 0.2em; color: var(--silver-3); text-align: center; line-height: 1.9; }
.pf-cover-seal {
  position: absolute; top: 14px; right: 14px;
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 3px;
  border: 1.5px solid var(--vermilion); color: var(--vermilion);
  background: rgba(193, 39, 45, 0.14); font-family: var(--serif); font-weight: 900; font-size: 15px;
  transform: rotate(-5deg);
}
.pf-cover-foot { position: absolute; bottom: 16px; font-family: var(--serif); font-size: 11px; letter-spacing: 0.24em; color: var(--silver-3); }
/* 左页：宝物圆图 */
.pf-left-inner { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px; padding: 9% 9%; }
/* 宝物圆图（立体球感 · 复用） */
.book-item-fig {
  position: relative; width: clamp(170px, 80%, 320px); aspect-ratio: 4 / 5;
  border-radius: 4px; border: 1px solid rgba(241, 200, 110, 0.5);
  background: var(--ink); overflow: hidden; cursor: pointer;
  box-shadow:
    inset 0 0 0 4px rgba(241, 200, 110, 0.10),
    inset 0 0 0 5px rgba(0, 0, 0, 0.5),
    0 16px 30px rgba(0, 0, 0, 0.55);
}
.book-item-fig::before {
  content: ""; position: absolute; inset: 6px; z-index: 3; pointer-events: none;
  border: 1px solid rgba(241, 200, 110, 0.32); border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.4);
}
.book-item-fig img { width: 100%; height: 100%; object-fit: cover; border-radius: 2px;
  transition: transform 0.6s var(--ease), filter 0.6s;
  filter: grayscale(0.08) brightness(0.96) contrast(1.02); }
.book-item-fig:hover img { transform: scale(1.05); filter: grayscale(0) brightness(1.04) contrast(1.04); }
.book-item-fig.tilting img { will-change: transform; }
.book-item-sigil {
  position: absolute; right: 7px; bottom: 7px; z-index: 4;
  display: grid; place-items: center; width: 30px; height: 30px;
  color: #fff5e0; font-family: var(--serif); font-weight: 900; font-size: 14px;
  border: 1.5px solid var(--vermilion); border-radius: 3px;
  background: rgba(193, 39, 45, 0.85); box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}
.book-item-cap { font-family: var(--serif); font-size: 12px; letter-spacing: 0.22em; color: var(--silver-2); text-align: center; }
.book-item-cap b { color: var(--vermilion); font-weight: 900; margin-right: 7px; }
/* 右页：题识 + 玄机（材质·五行·生肖·灵属·寓意·命理·转运）+ 见其灵 */
.pf-right-inner {
  height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
  gap: 9px; padding: 8% 9%; text-align: center; overflow-y: auto;
}
.pf-name { font-family: var(--serif); font-weight: 700; font-size: clamp(20px, 3vw, 30px); letter-spacing: 0.14em; color: var(--paper); margin-top: 2px; }
.pf-spirit { font-family: var(--serif); font-size: 12px; letter-spacing: 0.2em; color: var(--vermilion); }
.pf-rule { width: 48px; height: 1px; background: linear-gradient(90deg, transparent, rgba(241,200,110,.6), transparent); margin: 1px 0 3px; flex: 0 0 auto; }
.pf-meta { width: 100%; display: flex; flex-direction: column; gap: 5px; text-align: left; }
.pf-meta-row { display: flex; align-items: baseline; gap: 10px; border-bottom: 1px dashed rgba(241,200,110,.16); padding-bottom: 4px; }
.pf-k { flex: 0 0 auto; font-family: var(--serif); font-size: 11px; letter-spacing: .2em; color: var(--vermilion); min-width: 2.6em; }
.pf-v { font-size: 13px; color: var(--silver); letter-spacing: .03em; line-height: 1.55; }
.pf-yuyi { font-family: var(--serif); font-size: 13px; line-height: 1.85; color: var(--gold-2); letter-spacing: .04em; margin: 4px 0 2px; text-align: center; }
.pf-omen { font-size: 11.5px; line-height: 1.8; color: var(--silver-2); text-align: left; margin: 0; letter-spacing: .02em; }
.pf-omen i { display: inline-block; font-style: normal; font-family: var(--serif); font-size: 10px; letter-spacing: .18em; color: var(--vermilion); margin-right: 8px; padding: 1px 6px; border: 1px solid rgba(193,39,45,.4); border-radius: 2px; vertical-align: 1px; }
.pf-go {
  position: relative; z-index: 6; pointer-events: auto;
  margin-top: auto; padding: 10px 28px; font-family: var(--serif); font-size: 13px; letter-spacing: 0.2em;
  color: #fff5e0; background: linear-gradient(135deg, #c1272d, #8f1d22);
  border: 1px solid rgba(241, 200, 110, 0.4); border-radius: 3px; cursor: pointer;
  transition: filter 0.3s var(--ease), transform 0.3s var(--ease);
}
.pf-go:hover { filter: brightness(1.12); transform: translateY(-2px); }
/* 封底 */
.pf-back-inner { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; }
.pf-back-mark {
  width: 72px; height: 72px; display: grid; place-items: center; border-radius: 4px;
  border: 2px solid var(--vermilion); color: var(--vermilion); font-family: var(--serif); font-weight: 900; font-size: 34px;
  transform: rotate(-4deg); background: rgba(193, 39, 45, 0.10);
}
.pf-back-sub { font-family: var(--serif); font-size: 13px; letter-spacing: 0.24em; color: var(--silver-3); }
.book-reader-hint { font-family: var(--serif); font-size: 12px; letter-spacing: 0.16em; color: var(--silver-3); text-align: center; margin: 0; }

@media (max-width: 600px) {
  .book { width: 150px; height: 200px; transform: rotateX(4deg) rotateY(-12deg); }
  .pf-stage { width: 96vw; }
}

/* ---------- 结缘 ---------- */
.wx-card {
  display: flex; gap: clamp(24px, 4vw, 56px); align-items: center; flex-wrap: wrap;
  justify-content: center; max-width: 720px; margin: 0 auto;
  border: 1px solid var(--line); background: var(--ink-2); padding: clamp(30px, 5vw, 56px);
}
.wx-qr { width: 180px; height: 180px; border: 1px solid var(--line-2); display: grid; place-items: center; background: var(--paper); flex: 0 0 auto; }
.wx-qr img { width: 100%; height: 100%; object-fit: contain; }
.wx-qr-empty { background: var(--ink-3); color: var(--silver-3); font-size: 12px; letter-spacing: 0.16em; text-align: center; }
.wx-info { flex: 1 1 280px; }
.wx-tip { font-family: var(--serif); font-size: 14px; letter-spacing: 0.3em; color: var(--vermilion); margin-bottom: 16px; }
.wx-id-row { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.wx-id { font-family: var(--serif); font-size: clamp(20px, 3vw, 28px); letter-spacing: 0.1em; color: var(--paper); }
.mini {
  background: var(--vermilion); color: var(--paper); border: none; padding: 6px 16px;
  font-size: 12px; letter-spacing: 0.16em; cursor: pointer; border-radius: 2px;
}
.wx-none { color: var(--silver-3); }
.wx-intro { font-size: 14px; color: var(--silver-2); line-height: 1.9; margin: 10px 0; }
.wx-hint { font-size: 13px; color: var(--silver-3); letter-spacing: 0.04em; }
.knot-foot { text-align: center; margin-top: 60px; font-size: 12px; letter-spacing: 0.3em; color: var(--silver-3); }
.knot-seal { display: inline-grid; place-items: center; width: 52px; height: 52px; margin-top: 18px; color: var(--vermilion); }

/* ---------- 模态 ---------- */
.modal {
  position: fixed; inset: 0; z-index: 9500; display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: opacity 0.5s var(--ease), visibility 0.5s; padding: 4vh 4vw;
}
.modal.open { opacity: 1; visibility: visible; }
.modal-scrim { position: absolute; inset: 0; background: rgba(5,5,8,0.82); backdrop-filter: blur(8px); }
.modal-panel {
  position: relative; z-index: 2; width: min(960px, 100%); max-height: 92svh; overflow-y: auto;
  background: var(--ink-2); border: 1px solid var(--line-2); padding: clamp(28px, 4vw, 56px);
  transform: translateY(24px) scale(0.98); transition: transform 0.5s var(--ease);
}
.modal.open .modal-panel { transform: translateY(0) scale(1); }
.modal-panel::-webkit-scrollbar { width: 6px; }
.modal-panel::-webkit-scrollbar-thumb { background: var(--line-2); }
.modal-close {
  position: absolute; top: 16px; right: 18px; z-index: 5; width: 40px; height: 40px;
  background: none; border: 1px solid var(--line-2); color: var(--silver); font-size: 22px; cursor: pointer; border-radius: 50%;
  transition: border-color 0.3s, color 0.3s, transform 0.3s;
}
.modal-close:hover { border-color: var(--vermilion); color: var(--vermilion); transform: rotate(90deg); }

/* 详情 */
.detail-back { display: inline-block; font-family: var(--serif); letter-spacing: 0.2em; color: var(--silver-2); margin-bottom: 26px; cursor: pointer; }
.detail-back:hover { color: var(--vermilion); }
.detail-head { display: flex; align-items: baseline; gap: 18px; margin-bottom: 34px; }
.detail-no { font-family: var(--serif); color: var(--vermilion); font-size: 18px; letter-spacing: 0.2em; }
.detail-name-cn { font-family: var(--serif); font-weight: 700; font-size: clamp(28px, 4vw, 44px); letter-spacing: 0.08em; color: var(--paper); line-height: 1.2; }
.detail-name-full { font-size: 13px; letter-spacing: 0.16em; color: var(--silver-3); margin-top: 8px; }
.detail-craft { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 48px); align-items: start; }
.detail-figure { position: relative; border: 1px solid var(--line); background: var(--ink); }
.detail-figure img { width: 100%; display: block; }
.detail-pin { position: absolute; width: 12px; height: 12px; border-radius: 50%; background: var(--vermilion); box-shadow: 0 0 0 4px rgba(193,39,45,0.25), 0 0 14px rgba(193,39,45,0.7); transform: translate(-50%, -50%); }
.detail-pin::after { content: ""; position: absolute; inset: -10px; border: 1px solid var(--vermilion); border-radius: 50%; opacity: 0.5; animation: pinPulse 2.4s ease-out infinite; }
@keyframes pinPulse { 0% { transform: scale(0.6); opacity: 0.7; } 100% { transform: scale(1.8); opacity: 0; } }
.detail-spirit { font-family: var(--serif); font-size: 16px; letter-spacing: 0.16em; color: var(--vermilion); margin-bottom: 12px; }
.detail-tagline { font-size: 15px; color: var(--paper); line-height: 1.9; margin-bottom: 24px; }
.detail-meta { display: grid; grid-template-columns: auto 1fr; gap: 12px 22px; margin-bottom: 26px; }
.detail-meta dt { font-size: 12px; letter-spacing: 0.2em; color: var(--silver-3); }
.detail-meta dd { font-size: 14px; color: var(--silver); letter-spacing: 0.04em; }
.detail-price-row { display: flex; align-items: baseline; gap: 12px; margin-bottom: 30px; }
.detail-price-row b { font-family: var(--serif); font-size: 28px; color: var(--paper); }
.detail-price-row i { font-size: 12px; color: var(--silver-3); font-style: normal; letter-spacing: 0.16em; }
.detail-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.detail-long { margin-top: 40px; border-top: 1px solid var(--line); padding-top: 30px; }
.detail-long h3 { font-family: var(--serif); font-size: 16px; letter-spacing: 0.2em; color: var(--silver-2); margin-bottom: 16px; }
.detail-long p { font-size: 15px; color: var(--silver-2); line-height: 2.1; margin-bottom: 14px; }
.detail-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 40px; border-top: 1px solid var(--line); padding-top: 24px; }
.detail-foot p { font-size: 12px; letter-spacing: 0.24em; color: var(--silver-3); }
.detail-foot-seal { display: grid; place-items: center; width: 52px; height: 52px; color: var(--vermilion); }

/* 灵语对坐 */
.ling-stage { display: grid; grid-template-columns: 280px 1fr; gap: clamp(24px, 4vw, 48px); }
.ling-portrait { border: 1px solid var(--line); background: var(--ink); padding: 30px 24px; text-align: center; align-self: start; }
.ling-portrait-fig { width: 160px; height: 160px; margin: 0 auto 20px; border: 2px solid var(--vermilion); border-radius: 4px; overflow: hidden; background: var(--ink); }
.ling-portrait-fig img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ling-portrait-name { font-family: var(--serif); font-weight: 700; font-size: 26px; letter-spacing: 0.1em; color: var(--paper); }
.ling-portrait-spirit { font-size: 12px; letter-spacing: 0.2em; color: var(--silver-3); margin: 8px 0 18px; }
.ling-portrait-desc { font-size: 13px; color: var(--silver-2); line-height: 2; }
.ling-portrait-switch { display: inline-block; margin-top: 22px; font-size: 12px; letter-spacing: 0.16em; color: var(--vermilion); cursor: pointer; }
.ling-portrait-switch:hover { text-decoration: underline; }
.ling-conv-head { font-family: var(--serif); font-weight: 700; font-size: 18px; letter-spacing: 0.14em; color: var(--paper); margin-bottom: 14px; }
.ling-hint { font-size: 12px; letter-spacing: 0.06em; color: var(--silver-3); margin: 8px 0 0; }
.ling-conversation { display: flex; flex-direction: column; min-height: 420px; }
.ling-thread { flex: 1; overflow-y: auto; padding: 6px 4px 16px; max-height: 50svh; }
.ling-msg { display: flex; gap: 12px; margin-bottom: 18px; align-items: flex-start; }
.ling-msg.user { flex-direction: row-reverse; }
.ling-msg-avatar { flex: 0 0 auto; width: 34px; height: 34px; display: grid; place-items: center; font-family: var(--serif); font-weight: 900; font-size: 15px; border-radius: 3px; }
.ling-msg.spirit .ling-msg-avatar { color: var(--paper); border: 1.5px solid var(--vermilion); background: rgba(193,39,45,0.12); }
.ling-msg.user .ling-msg-avatar { color: var(--ink); background: var(--vermilion); }
.ling-msg-bubble { max-width: 80%; padding: 12px 16px; font-size: 14px; line-height: 1.9; letter-spacing: 0.02em; }
.ling-msg.spirit .ling-msg-bubble { background: var(--ink-3); color: var(--silver); border: 1px solid var(--line); }
.ling-msg.user .ling-msg-bubble { background: rgba(193,39,45,0.14); color: var(--paper); border: 1px solid rgba(193,39,45,0.3); }
.ling-msg.system { justify-content: center; }
.ling-msg.system .ling-msg-bubble { background: none; border: none; color: var(--silver-3); font-size: 12px; letter-spacing: 0.2em; text-align: center; }
.ling-suggest { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.ling-suggest button { background: none; border: 1px solid var(--line-2); color: var(--silver-2); padding: 8px 14px; font-size: 13px; letter-spacing: 0.08em; cursor: pointer; border-radius: 2px; transition: border-color 0.3s, color 0.3s; }
.ling-suggest button:hover { border-color: var(--vermilion); color: var(--paper); }
.ling-form { display: flex; gap: 10px; margin-top: 16px; border-top: 1px solid var(--line); padding-top: 16px; }
.ling-form input { flex: 1; background: var(--ink); border: 1px solid var(--line-2); color: var(--paper); padding: 12px 16px; font-family: var(--sans); font-size: 14px; letter-spacing: 0.04em; }
.ling-form input:focus { outline: none; border-color: var(--vermilion); }
.ling-form button { width: 52px; background: var(--vermilion); color: var(--paper); border: none; font-size: 18px; cursor: pointer; border-radius: 2px; }

/* ---------- 唤灵浮窗 + 抽屉 ---------- */
.chat-fab {
  position: fixed; right: clamp(18px, 3vw, 40px); bottom: clamp(18px, 3vw, 40px); z-index: 7000;
  display: inline-flex; align-items: center; gap: 12px; padding: 13px 26px;
  background: rgba(16,16,21,0.82); backdrop-filter: blur(12px);
  border: 1px solid var(--line-2); border-radius: 40px;
  color: var(--paper); cursor: pointer;
  font-family: var(--serif); font-size: 15px; letter-spacing: 0.28em;
  box-shadow: 0 12px 32px rgba(0,0,0,0.45);
  transition: border-color 0.3s, color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.chat-fab:hover { border-color: var(--vermilion); color: #fff5e0; box-shadow: 0 14px 36px rgba(193,39,45,0.28); }
.fab-seal {
  display: grid; place-items: center; width: 26px; height: 26px; flex: 0 0 auto;
  font-family: var(--serif); font-weight: 900; font-size: 15px; color: var(--vermilion);
  border: 1.5px solid var(--vermilion); border-radius: 3px;
  background: rgba(193,39,45,0.12); transform: rotate(-4deg);
}
.fab-label { padding-left: 0.28em; }
.chat-drawer {
  position: fixed; right: clamp(12px, 2vw, 28px); bottom: clamp(80px, 12vh, 110px); z-index: 7200;
  width: min(380px, 92vw); height: min(560px, 76svh); background: var(--ink-2);
  border: 1px solid var(--line-2); display: flex; flex-direction: column;
  transform: translateY(20px) scale(0.96); opacity: 0; visibility: hidden;
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease), visibility 0.4s;
}
.chat-drawer.open { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
/* 器灵引言 · 抽屉内文字横幅（弃 3D 画布） */
.spirit-banner {
  flex: 0 0 auto; display: flex; align-items: center; gap: 18px; padding: 22px 22px;
  background:
    radial-gradient(120% 120% at 80% 0%, rgba(241,200,110,0.10), transparent 60%),
    linear-gradient(180deg, #111219 0%, #0d0e14 100%);
  border-bottom: 1px solid var(--line);
}
.spirit-banner-seal {
  display: grid; place-items: center; width: 52px; height: 52px; flex: 0 0 auto;
  font-family: var(--serif); font-weight: 900; font-size: 28px; color: var(--vermilion);
  border: 2px solid var(--vermilion); border-radius: 4px;
  background: rgba(193,39,45,0.10); transform: rotate(-4deg);
  box-shadow: inset 0 0 8px rgba(193,39,45,0.25);
}
.spirit-banner-text { display: flex; flex-direction: column; gap: 4px; }
.spirit-banner-text b { font-family: var(--serif); font-weight: 700; font-size: 22px; letter-spacing: 0.2em; color: var(--paper); }
.spirit-banner-text i { font-style: normal; font-size: 12px; letter-spacing: 0.12em; color: var(--silver-3); }
.chat-head { display: flex; align-items: center; gap: 12px; padding: 16px; border-bottom: 1px solid var(--line); }
.chat-avatar { width: 40px; height: 40px; display: grid; place-items: center; font-family: var(--serif); font-weight: 900; color: var(--paper); border: 1.5px solid var(--vermilion); border-radius: 50%; background: rgba(193,39,45,0.12); overflow: hidden; }
.chat-avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.chat-id { flex: 1; line-height: 1.3; }
.chat-id b { font-family: var(--serif); font-size: 16px; letter-spacing: 0.1em; color: var(--paper); }
.chat-id i { display: block; font-size: 11px; letter-spacing: 0.14em; color: var(--silver-3); font-style: normal; }
.chat-close { background: none; border: none; color: var(--silver-2); font-size: 24px; cursor: pointer; }
.chat-body { flex: 1; overflow-y: auto; padding: 18px; display: flex; flex-direction: column; gap: 14px; }
.chat-msg { max-width: 84%; padding: 10px 14px; font-size: 14px; line-height: 1.85; letter-spacing: 0.02em; }
.chat-msg.spirit { align-self: flex-start; background: var(--ink-3); border: 1px solid var(--line); color: var(--silver); }
.chat-msg.user { align-self: flex-end; background: rgba(193,39,45,0.16); border: 1px solid rgba(193,39,45,0.3); color: var(--paper); }
.chat-msg.system { align-self: center; background: none; border: none; color: var(--silver-3); font-size: 11px; letter-spacing: 0.2em; text-align: center; }
.chat-suggest { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 16px 12px; }
.chat-suggest button { background: none; border: 1px solid var(--line-2); color: var(--silver-2); padding: 6px 12px; font-size: 12px; cursor: pointer; border-radius: 2px; }
.chat-suggest button:hover { border-color: var(--vermilion); color: var(--paper); }
.chat-input { display: flex; gap: 8px; padding: 12px 16px; border-top: 1px solid var(--line); }
.chat-input input { flex: 1; background: var(--ink); border: 1px solid var(--line-2); color: var(--paper); padding: 10px 14px; font-family: var(--sans); }
.chat-input input:focus { outline: none; border-color: var(--vermilion); }
.chat-input button { width: 46px; background: var(--vermilion); color: var(--paper); border: none; font-size: 16px; cursor: pointer; border-radius: 2px; }

/* ---------- 按钮 ---------- */
.btn {
  position: relative; overflow: hidden; display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 32px; font-family: var(--serif); font-size: 15px; letter-spacing: 0.22em;
  cursor: pointer; border: 1px solid transparent; border-radius: 2px; color: var(--paper);
  transition: color 0.4s, border-color 0.4s; isolation: isolate;
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1; transform: scaleX(0); transform-origin: left;
  background: var(--paper); transition: transform 0.45s var(--ease);
}
.btn-primary { background: var(--vermilion); border-color: var(--vermilion); }
.btn-primary:hover { color: var(--vermilion); }
.btn-primary:hover::before { transform: scaleX(1); }
.btn-ghost { background: transparent; border-color: var(--line-2); color: var(--silver); }
.btn-ghost::before { background: var(--silver); }
.btn-ghost:hover { color: var(--ink); }
.btn-ghost:hover::before { transform: scaleX(1); }
.btn .ripple {
  position: absolute; border-radius: 50%; background: rgba(255,255,255,0.4);
  transform: scale(0); animation: ripple 0.7s var(--ease) forwards; pointer-events: none;
}
@keyframes ripple { to { transform: scale(2.6); opacity: 0; } }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- footer ---------- */
.footer {
  display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 60px 20px;
  border-top: 1px solid var(--line); font-family: var(--serif); letter-spacing: 0.24em;
  color: var(--silver-2); font-size: 14px;
}
.footer-sub { font-size: 11px; letter-spacing: 0.3em; color: var(--silver-3); }

/* ============================================================
   已移除：卷轴装裱 / 卷框绫边 / 玉如意旧样式
   ============================================================ */

/* ---------- 响应式 ---------- */
@media (max-width: 880px) {
  .hero { padding-top: 110px; }
  .detail-craft { grid-template-columns: 1fr; }
  .ling-stage { grid-template-columns: 1fr; }
  .nav-links { position: fixed; top: 64px; right: 0; left: 0; flex-direction: column; gap: 0;
    background: rgba(8, 18, 14, 0.92); padding: 20px 0; border-bottom: 1px solid var(--line);
    display: none; backdrop-filter: blur(14px); }
  .nav-links a { padding: 14px 24px; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .nav { padding: 13px clamp(16px, 4vw, 28px); }
  .nav-links { top: 64px; box-shadow: 0 24px 48px rgba(0,0,0,0.6); }
  .nav-links a { padding: 16px 24px; font-size: 16px; }
}

/* ---------- 手机专项（≤600px） ---------- */
@media (max-width: 600px) {
  .hero { padding: 96px 18px 64px; }
  .hero-title { font-size: clamp(56px, 17vw, 96px); }
  .hero-drip { font-size: 11px; gap: 7px; }
  .hero-sub { font-size: 14px; padding: 0 6px; }
  .hero-cta { flex-wrap: wrap; gap: 12px; }
  .hero-cta .btn { flex: 1 1 auto; padding: 13px 20px; }
  .band { padding-left: 18px; padding-right: 18px; }
  .band-head { margin-bottom: clamp(36px, 7vh, 60px); }
  .quote-inner { padding: 0 4px; }
  .wx-card { flex-direction: column; text-align: center; }
  .wx-info { flex: 1 1 auto; }
  .wx-id-row { justify-content: center; }
  .modal { padding: 0; }
  .modal-panel { width: 100%; max-height: 100svh; height: 100svh; border-radius: 0; border: none; padding: 64px 18px 24px; }
  .modal-close { top: 14px; right: 14px; }
  .detail-head { flex-wrap: wrap; gap: 8px; }
  .detail-actions { flex-direction: column; }
  .detail-actions .btn { width: 100%; }
  .detail-foot { flex-direction: column; gap: 12px; align-items: flex-start; }
  .knot-foot { margin-top: 40px; }
  .chat-fab { padding: 11px 22px; }
  .fab-label { display: inline; }
  .omen-grid { grid-template-columns: 1fr; }
  .footer { padding: 48px 16px; }
}
@media (max-width: 380px) {
  .hero-title { font-size: 52px; }
}

/* ---------- 触屏：禁用自定义光标与 hover 抬升（避免卡顿/误触） ---------- */
@media (hover: none) {
  .cursor-dot, .cursor-ring { display: none !important; }
  .item:hover { transform: none; box-shadow: none; }
  .item:hover .item-figure img { transform: none; }
  .book-item:hover { transform: none; }
  .book-item:hover .book-item-fig img { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .grain { display: none; }
}

/* ---------- 书册弹层 · 缩放比例优化 ---------- */
@media (max-width: 880px) {
  .book-reader-panel { width: 100%; }
  .pf-stage { width: min(740px, 92vw); }
}
@media (max-width: 600px) {
  .book-reader-panel { gap: 10px; max-height: 96svh; }
  .book-reader-head { gap: 8px; }
  .book-reader-title { font-size: 21px; }
  .book-reader-page { font-size: 11px; }
  .pf-stage { width: 92vw; }
  .book-reader-hint { font-size: 11px; margin-top: 6px; }
  .book-reader-back { top: 12px; left: 12px; padding: 6px 12px; }
}
@media (max-width: 380px) {
  .book-reader-title { font-size: 18px; }
  .pf-stage { width: 94vw; }
}