/* Design V3：首屏和 Story 入口。保留现有首屏 CTA 的交互与亮度。 */
.menu-signature { white-space: normal; }
.editorial-home .hero-photograph img { object-position: 65% center; transform-origin: 65% 58%; }
.editorial-home .hero-copy { top: 28%; max-width: min(52vw, 720px); }
.editorial-home .hero-copy h1 {
  width: min(44vw, 600px); max-width: 100%; font-size: inherit; line-height: 1;
  white-space: normal; margin-bottom: 26px;
}
.editorial-home .hero-copy h1>img { width: 100%; height: auto; object-fit: contain; filter: drop-shadow(0 1px 2px #261b12cc); }
/* 第 4 版：让说明文字和次入口在反光岩石上保持稳定对比，衬底随文字移动。 */
.editorial-home .hero-copy>p:not(.eyebrow) {
  position: relative; isolation: isolate; max-width: 39ch; text-wrap: pretty;
  color: #fff6e9; font-size: 15px;
  text-shadow: 0 1px 2px #101517;
}
.editorial-home .hero-copy>p:not(.eyebrow)::before {
  content: ''; position: absolute; inset: -12px -30px -12px -20px; z-index: -1;
  background: linear-gradient(90deg, #101517e6 0%, #101517d9 80%, #10151700);
  filter: blur(10px); pointer-events: none;
}
.editorial-home .hero-actions .text-link {
  isolation: isolate; color: #fff6e9;
  text-shadow: 0 1px 2px #101517;
}
.editorial-home .hero-actions .text-link::before {
  content: ''; position: absolute; inset: -5px -14px; z-index: -1;
  background: #101517c9; filter: blur(10px); pointer-events: none;
}
.journey-grid .collection-card[data-collection='pet'] .image-wrap>img { object-position: 50% 52%; }
/* 第 5 轮：Story 入口沿用首屏旅程按钮的深浅反色与静止箭头。 */
.journey-grid .collection-card .collection-arrow {
  font-family: var(--sans); font-size: 19px; line-height: 1.2;
  padding: 13px 23px; min-width: 164px; justify-content: space-between;
  border: 1px solid var(--heading); background: var(--heading); color: var(--paper);
  transition: background var(--motion-control), border-color var(--motion-control), color var(--motion-control);
}
.journey-grid .collection-card:hover .collection-arrow,
.journey-grid .collection-card:focus-visible .collection-arrow {
  transform: none; background: #d8c4a6; border-color: #d8c4a6; color: #30281f;
}
.journey-grid .collection-card .collection-arrow>i { translate: none; transition: none; }
.journey-grid .collection-card:focus-visible .collection-arrow { outline: 2px solid #30281f; outline-offset: 3px; }

/* 认证图标统一白底金边铭牌，内侧细框与参考图一致。 */
.certification-marks { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(18px, 4vw, 56px); }
.certification-mark {
  position: relative; height: clamp(76px, 8vw, 108px); padding: 15px 18px;
  background: #fff; border: 5px solid #fff; border-radius: 9px;
}
.certification-mark::before {
  content: ''; position: absolute; inset: 0; border: 1px solid #aa9574;
  border-radius: 5px; pointer-events: none;
}
.certification-mark>img { width: 100%; max-height: 100%; object-fit: contain; }
.certification-mark>img.certification-logo-igi { width: 90%; }

/* 首页 Technology：客户裁切调色照片铺成背景，独立立方体置于最前方。 */
.editorial-home .technology-scroll {
  --technology-photo-filter: saturate(.85) brightness(1);
  background: #101a1e;
}
.technology-lab-stage.technology-exploration,
.technology-scroll.is-scrubbed .technology-lab-stage.technology-exploration {
  position: relative; isolation: isolate; overflow: hidden;
  display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, .85fr);
  column-gap: 0; min-height: 860px; height: 100svh;
  padding: 132px var(--page-gutter) 142px; color: #e6e9e6;
}
.technology-scroll.is-scrubbed .technology-lab-stage.technology-exploration { position: sticky; top: 0; min-height: 0; }
.technology-orbit { position: absolute; width: 82vw; aspect-ratio: 1; left: -19vw; top: 50%; z-index: -2; transform: translateY(-50%) rotate(-28deg); border: 1px solid #bbd3d31c; border-radius: 50%; }
.technology-orbit i { position: absolute; inset: 13%; border: 1px solid #bbd3d31c; border-radius: 50%; }
.technology-orbit i:last-child { inset: 27%; }
.technology-exploration .technology-copy { grid-column: 2; grid-row: 1; position: relative; max-width: 420px; margin: 0 0 0 auto; z-index: 2; }
.technology-exploration .technology-copy .eyebrow { color: #a8c8c6; font-size: 10px; letter-spacing: .2em; margin-bottom: 26px; }
.technology-exploration .technology-copy h2 { color: #f0f1e9; font-size: clamp(42px, 4.7vw, 76px); line-height: 1.12; letter-spacing: -.025em; margin-bottom: 28px; }
.technology-exploration .technology-copy h2 em { color: #bbd3cc; }
.technology-exploration .technology-copy>p:not(.eyebrow) { color: #c8d3d0; max-width: 33ch; font-size: 15px; line-height: 1.9; }
.technology-exploration .technology-copy .technology-link-label { color: #edf1e7; font-size: 13px; letter-spacing: .03em; margin-top: 34px; }
.technology-experiment { position: absolute; inset: 0 auto 0 0; width: min(72vw, calc((100svh - 140px) * 1.8)); z-index: 0; margin: 0; }
.technology-experiment .carbon-chamber { position: relative; height: 100%; }
/* 渐隐只作用于照片；立方体保持独立前景，避免蒙版裁掉表面。 */
.technology-experiment .carbon-chamber-image { position: absolute; top: 50%; width: 100%; transform: translateY(-48.5%); background: transparent; overflow: visible; }
.technology-experiment .carbon-chamber-image>img {
  filter: var(--technology-photo-filter);
  mask-image: linear-gradient(90deg, #000 72%, transparent);
}
.technology-experiment .carbon-cell { z-index: 1; }
/* 原图炭块约 353×397px：250px 边长、31° 俯角，按原图比例对位。 */
.technology-experiment .carbon-cube-stage { left: 50.05%; top: 48.67%; width: 26.91%; perspective: none; }
.technology-experiment .carbon-cube-face canvas { filter: var(--technology-photo-filter); }
.technology-experiment .carbon-cell-shadow { top: 63.1%; width: 26%; height: 1.6%; filter: blur(4px); opacity: .35; }
.technology-experiment .carbon-symbol { display: none; }
@media (min-width: 768px) and (max-height: 760px) {
  .editorial-home .hero-copy { top: 24%; }
  .editorial-home .hero-copy h1 { width: min(43vw, 600px); }
  .editorial-home .hero-copy .eyebrow { margin-bottom: 18px; }
  .technology-exploration .technology-copy h2 { font-size: clamp(40px, 4.3vw, 62px); }
}
@media (max-width: 1024px) and (min-width: 768px) {
  .technology-exploration .technology-copy h2 { font-size: 48px; }
  .technology-exploration .technology-copy>p:not(.eyebrow) { font-size: 14px; }
}
@media (max-width: 767px) {
  .editorial-home .hero { height: 100svh; min-height: 740px; }
  .editorial-home .hero-photograph img { object-position: 63% center; }
  .editorial-home .hero-copy { left: 24px; right: 24px; top: 22%; max-width: none; }
  .editorial-home .hero-copy h1 { width: 100%; max-width: 440px; line-height: 1; margin-bottom: 28px; }
  .editorial-home .hero-copy>p:not(.eyebrow) { max-width: 30ch; font-size: 14px; }
  .editorial-home .hero-copy>p:not(.eyebrow)::before { inset: -10px -18px; }
  .editorial-home .hero-copy .eyebrow { font-size: 8px; letter-spacing: .12em; }
  .editorial-home .hero-actions { align-items: flex-start; flex-direction: column; gap: 15px; }
  .editorial-home .hero-actions .button { font-size: 11px; padding: 14px 16px; gap: 16px; }
  .editorial-home .scroll-cue { left: 24px; bottom: 28px; }
  .journey-grid .collection-card .collection-arrow { min-width: 178px; }
  .journey-grid .collection-card[data-collection='pet'] .image-wrap>img { object-position: 50% 49%; }
  .technology-lab-stage.technology-exploration,
  .technology-scroll.is-scrubbed .technology-lab-stage.technology-exploration {
    display: flex; flex-direction: column; justify-content: flex-start; gap: 0;
    padding: 82px 24px 44px; height: auto; min-height: 0;
  }
  .technology-orbit { width: 140vw; left: -45vw; top: 62%; }
  .technology-exploration .technology-copy { order: 0; text-align: left; max-width: none; width: 100%; }
  .technology-exploration .technology-copy h2 { font-size: clamp(42px, 11vw, 62px); }
  .technology-exploration .technology-copy>p:not(.eyebrow) { max-width: 35ch; margin: 0; }
  .technology-exploration .technology-copy .technology-link-label { margin-top: 25px; }
  .technology-experiment { position: relative; inset: auto; order: 1; flex: none; width: calc(100% + 48px); height: 480px; margin: 36px -24px 0; }
  .technology-experiment .carbon-chamber-image>img { mask-image: linear-gradient(0deg, transparent, #000 16%, #000 84%, transparent); }
}
@media (prefers-reduced-motion: reduce) {
  .technology-exploration .technology-copy { opacity: 1; transform: none; }
}

/* 第三栏：三张照片等宽同时呈现，交互展开；停留末段换成周期文字。 */
.craft-scroll {
  --craft-background: #28231e;
  --craft-ivory: #f8f1e5;
  position: relative; background: var(--craft-background); color: var(--craft-ivory);
}
.craft-stage {
  position: relative; isolation: isolate; overflow: hidden; display: grid;
  grid-template-columns: 34.6% minmax(0, 1fr); height: max(720px, calc(100svh - var(--site-header-height)));
}
.craft-scroll.is-scrubbed { height: 220svh; }
.craft-scroll.is-scrubbed .craft-stage {
  position: sticky; top: var(--site-header-height); height: calc(100svh - var(--site-header-height)); min-height: 0;
}
.craft-sidebar { position: relative; isolation: isolate; background: var(--craft-background); }
.editorial-home .craft-copy {
  position: relative; inset: auto; transform: none; width: auto; max-width: none; height: 100%;
  padding: clamp(72px, 16svh, 180px) clamp(24px, 3vw, 58px) 24px clamp(28px, 5.4vw, 104px);
  text-shadow: 0 1px 3px #0008;
}
.craft-copy h2 { margin: 0; color: var(--craft-ivory); font: 400 clamp(28px, 2.7vw, 52px)/1.12 var(--display); letter-spacing: -.045em; }
.craft-copy h2 span { display: block; }
.craft-reasons { display: grid; grid-template-columns: 1fr; gap: clamp(16px, 2.5svh, 28px); margin: clamp(28px, 4.7svh, 50px) 0 0; }
.craft-reasons dt { color: var(--craft-ivory); font: 600 clamp(11px, 1.12vw, 22px)/1.35 var(--sans); }
.craft-reasons dd { color: #e1d5c5; font: 400 clamp(12px, 1.12vw, 22px)/1.4 var(--sans); margin: 3px 0 0; text-wrap: pretty; }
.craft-copy .craft-how-link {
  position: relative; margin-top: clamp(26px, 4svh, 44px); min-height: 44px;
  padding: 10px 16px; gap: 22px; background: #f8f5ee; border-color: #f8f5ee; color: #79654f;
  font-size: clamp(14px, 1.5vw, 28px); text-shadow: none;
}
.craft-copy .craft-how-link:hover { background: #e4d6c3; color: #54493e; border-color: #e4d6c3; }
.craft-visuals { position: relative; min-width: 0; background: var(--craft-background); }
.craft-gallery {
  position: relative; display: flex; height: 100%;
}
.craft-scroll.is-scrubbed .craft-gallery {
  opacity: calc(1 - var(--craft-gallery-exit, 0));
  transform: translateY(calc(var(--craft-gallery-exit, 0) * -36px));
}
.craft-panel { position: relative; flex: 1; min-width: 0; transition: flex-grow 800ms var(--ease-editorial); }
.craft-gallery[data-active='0'] .craft-panel[data-photo='1'],
.craft-gallery[data-active='1'] .craft-panel[data-photo='2'],
.craft-gallery[data-active='2'] .craft-panel[data-photo='3'] { flex-grow: 8; }
.craft-photo {
  position: absolute; inset: 0; width: 100%; height: 100%; overflow: hidden; padding: 0; border: 0; border-radius: 0;
  background: var(--craft-background); color: var(--craft-ivory); text-align: left; cursor: pointer;
}
.craft-photo>img { width: 100%; height: 100%; max-width: none; object-fit: cover; object-position: center; }
/* 暖色仅用于版面，照片保留原本的色彩、亮度和通透感。 */
.craft-panel[data-photo='1'] img { object-position: 27% center; }
.craft-panel[data-photo='2'] img { object-position: 48% center; }
.craft-panel[data-photo='3'] img { object-position: 58% center; }
.craft-photo:focus-visible { outline: 2px solid #fffaf2; outline-offset: -8px; }
/* 键盘聚焦始终保留照片，避免在离场阶段操作看不见的控件。 */
.craft-scroll.is-scrubbed .craft-gallery:has(.craft-photo:focus-visible) { opacity: 1; transform: none; }
.craft-photo-label {
  position: absolute; z-index: 2; bottom: 28px; left: 24px; right: 20px; display: flex; align-items: center; gap: 14px;
  font: 11px/1.5 var(--sans); letter-spacing: .06em; text-transform: uppercase;
  text-shadow: 0 1px 3px #000b;
  opacity: 0; transform: translateY(8px); transition: opacity 300ms ease, transform 500ms var(--ease-editorial);
}
.craft-photo-label>span { color: #e4d6c3; }
.craft-photo[aria-pressed='true'] .craft-photo-label { opacity: 1; transform: none; transition-delay: 200ms; }
.craft-cycle {
  position: relative; padding: 64px 24px; color: var(--craft-ivory); text-align: center; pointer-events: none;
  text-shadow: 0 2px 5px #0005;
}
.craft-scroll.is-scrubbed .craft-cycle {
  position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center;
  opacity: var(--craft-cycle-entry, 0);
  translate: 0 calc((1 - var(--craft-cycle-entry, 0)) * 20px);
  transition: none;
}
.craft-cycle-value { margin: 0; color: inherit; font: 400 clamp(74px, 12vw, 230px)/1.12 var(--sans); letter-spacing: -.055em; }
.craft-cycle-value>span { display: block; }
.craft-cycle-value>span:last-child { margin-top: .04em; }
.craft-cycle-caption { margin: clamp(20px, 5svh, 54px) 0 0; color: inherit; font: 400 clamp(16px, 2.2vw, 42px)/1.35 var(--sans); letter-spacing: -.025em; }
.craft-visuals:has(.craft-photo:focus-visible) .craft-cycle { opacity: 0; }
/* 手机、矮窗口、无 JS 或减少动态效果：照片与周期按阅读顺序排列。 */
.craft-scroll:not(.is-scrubbed) .craft-visuals { display: flex; flex-direction: column; }
.craft-scroll:not(.is-scrubbed) .craft-gallery { flex: 1; min-height: 420px; }
.craft-scroll:not(.is-scrubbed) .craft-cycle-value { font-size: clamp(64px, 7vw, 110px); }
.craft-scroll:not(.is-scrubbed) .craft-cycle-caption { margin-top: 24px; font-size: 18px; }
@media (min-width: 768px) and (max-height: 760px), (min-width: 1600px) and (max-height: 1080px) {
  .editorial-home .craft-copy { padding-top: clamp(48px, 10svh, 90px); }
  .craft-copy h2 { font-size: clamp(28px, 2.5vw, 42px); }
  .craft-reasons { margin-top: 24px; gap: 13px; }
  .craft-reasons dt, .craft-reasons dd { font-size: clamp(11px, .95vw, 16px); }
  .craft-cycle-value { font-size: clamp(74px, 10.5vw, 175px); }
}
@media (max-width: 1024px) and (min-width: 768px) {
  .craft-stage { grid-template-columns: 40% minmax(0, 1fr); }
  .editorial-home .craft-copy { padding-left: 28px; padding-right: 24px; }
  .craft-cycle-value { font-size: 10vw; }
  .craft-cycle-caption { font-size: 19px; }
}
@media (max-width: 767px) {
  .craft-stage, .craft-scroll.is-scrubbed .craft-stage { display: block; height: auto; min-height: 0; position: relative; top: auto; }
  .craft-scroll.is-scrubbed { height: auto; }
  .editorial-home .craft-copy { padding: 56px 26px 40px; }
  .editorial-home .craft-copy h2 { font-size: 36px; }
  .craft-reasons { margin: 30px 0 28px; gap: 18px; }
  .craft-reasons dt { font-size: 12px; }
  .craft-reasons dd { font-size: 14px; max-width: 34ch; }
  .craft-copy .craft-how-link { position: relative; inset: auto; font-size: 17px; }
  .craft-visuals { height: auto; }
  .craft-scroll:not(.is-scrubbed) .craft-gallery { height: 420px; flex: none; }
  .craft-cycle { padding: 48px 20px 56px; }
  .craft-cycle-value { font-size: clamp(64px, 16vw, 100px); }
  .craft-cycle-caption { margin-top: 22px; font-size: 18px; }
  .craft-photo-label { bottom: 24px; left: 16px; right: 16px; gap: 10px; font-size: 10px; letter-spacing: .02em; }
  .certification-mark { height: 62px; padding: 8px; border-width: 3px; border-radius: 7px; }
  .certification-marks { gap: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .craft-panel, .craft-photo-label { transition: none; }
}