/* ============================================================
   RIDGELINE 轻户外 · 首页样式
   ------------------------------------------------------------
   设计语言：黑白灰 + 发丝线 + 大面积留白
   基调参照：Patagonia（叙事留白）/ 始祖鸟（克制的黑体与数据）
   移动端优先：基准为竖屏 375px，≥768px / ≥1024px 渐进增强
   占位摄影统一 CSS 灰度 —— 上线替换品牌实拍后可在此移除
   ============================================================ */

/* ---------- 设计令牌 ---------- */
:root {
  --ink: #0b0b0b;          /* 墨黑 */
  --ink-2: #161616;        /* 次级黑（暗场） */
  --paper: #fafaf8;        /* 纸白 */
  --paper-2: #f2f1ed;      /* 浅灰底 */
  --card: #ffffff;
  --gray: #6e6e69;         /* 正文次级灰 */
  --gray-2: #a3a39d;       /* 弱化灰 */
  --line: rgba(11, 11, 11, 0.12);
  --line-strong: rgba(11, 11, 11, 0.85);
  --line-dark: rgba(255, 255, 255, 0.16);

  --f-cn: "PingFang SC", "Hiragino Sans GB", "HarmonyOS Sans SC",
          "Source Han Sans SC", "Microsoft YaHei", -apple-system, sans-serif;
  --f-en: "Helvetica Neue", Helvetica, Arial, "PingFang SC", sans-serif;

  --pad: 1.4rem;                       /* 移动端页面留白 */
  --ease: cubic-bezier(0.22, 0.61, 0.21, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* 触控热区下限：微信内置浏览器拇指操作的安全值 */
  --tap: 44px;
  /* 功能性小字下限：微信内置浏览器里肉眼可辨的最低字号。
     规则：凡是要「读」的字不得低于 --t-min；纯装饰性元素的字号另议。
     改这里一处，全站顶栏字标 / MENU / kicker / 序号 / 字段名同步生效。 */
  --t-min: 0.7rem;    /* = 11.2px */
  /* 顶栏滚动态真实高度：safe-area + 上下 0.6rem 内边距 + 2.75rem 内容行
     （内容行由 MENU 按钮 / 搜索按钮的 44px 热区决定）
     检索栏吸顶偏移与锚点滚动留白统一引用它，避免各处硬编码而错位 */
  --header-h: calc(env(safe-area-inset-top, 0px) + 3.95rem);
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; }
body {
  font-family: var(--f-cn);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
/* <picture> 只用于按屏宽切换 WebP 源，不参与布局：
   display:contents 让它自身不生成盒子，内部的 <img> 仍按原有选择器排布
   （否则 .hero__media img 的 height:100% 会失去参照而塌陷） */
picture { display: contents; }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; touch-action: manipulation; }
input { font: inherit; color: inherit; }
a, button, input, label, .chip, .t-link { touch-action: manipulation; }
ul, ol { list-style: none; margin: 0; padding: 0; }
figure, blockquote, dl, dd, p { margin: 0; }
::selection { background: var(--ink); color: var(--paper); }

/* 横向溢出兜底：overflow-x: clip 不会像 hidden 那样破坏内部 position: sticky
   （检索栏 .psearch 依赖 sticky，故此处不能用 hidden） */
html, body { overflow-x: clip; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
}
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: -4rem; left: 1rem; z-index: 300;
  background: var(--ink); color: var(--paper);
  padding: 0.7rem 1.2rem; border-radius: 999px;
  text-decoration: none; font-size: 0.85rem;
  transition: top 0.3s var(--ease);
}
.skip-link:focus { top: 1rem; }

/* 锚点滚动留出固定顶栏（随 --header-h 与真实顶栏高度自动对齐） */
section[id] { scroll-margin-top: calc(var(--header-h) + 0.8rem); }

/* ---------- 进入动画（滚动显现） ---------- */
/* 仅在启用 JS 时隐藏，保证无 JS / 弱动效下内容完整可见 */
.js .rv {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.9s var(--ease),
    transform 0.9s var(--ease);
  transition-delay: var(--d, 0s);
}
.js .rv.in { opacity: 1; transform: none; }

/* ---------- 0. 开场 ---------- */
.loader {
  position: fixed; inset: 0; z-index: 200;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1.1rem;
  background: var(--ink); color: var(--paper);
  transition: opacity 0.55s var(--ease), visibility 0.55s;
}
.loader.done { opacity: 0; visibility: hidden; pointer-events: none; }
.loader__mark {
  font-family: var(--f-en);
  font-weight: 800; font-size: 1.05rem;
  letter-spacing: 0.42em; text-indent: 0.42em;
  animation: loadIn 1s var(--ease-out) both;
}
.loader__line {
  width: 0; height: 1px; background: rgba(255, 255, 255, 0.55);
  animation: loadLine 1.1s 0.25s var(--ease-out) both;
}
@keyframes loadIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes loadLine { from { width: 0; } to { width: 4.5rem; } }

/* ---------- 1. 顶栏 ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(env(safe-area-inset-top, 0px) + 1rem) var(--pad) 1rem;
  color: #fff;
  transition: color 0.4s var(--ease), background-color 0.4s var(--ease),
              border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(250, 250, 248, 0.86);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  color: var(--ink);
  border-bottom-color: var(--line);
  padding-top: calc(env(safe-area-inset-top, 0px) + 0.6rem);
  padding-bottom: 0.6rem;
}
.brand {
  display: flex; align-items: center; gap: 0.7rem;
  text-decoration: none;
  min-height: var(--tap);
}
/* Logo 双图机制：暗场用彩色版（logo-light，含品牌绿），亮场用黑白版（logo）。
   两张图同时渲染、按背景深浅显隐 —— 不再用 filter:invert，否则品牌绿会被反掉。
   结构与尺寸完全一致，切换时不会跳动。 */
.brand { position: relative; }
.brand__pic { display: block; line-height: 0; }
.brand__pic img {
  height: 1.9rem; width: auto; display: block;
}
/* 深色底 logo 压在 hero 照片上：照片明暗不定，加一层极淡投影保证白字可读。
   这不是装饰，是可读性保障；阴影极轻（0.32），不影响质感。 */
.brand__pic--dark img { filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.32)); }
.brand__logo { height: 1.9rem; width: auto; display: block; }  /* 吊牌页复用（无 brand__pic 包裹） */
.brand__pic--light { display: none; }          /* 亮场图默认隐藏 */
.site-header.scrolled .brand__pic--dark { display: none; }
.site-header.scrolled .brand__pic--light { display: block; }
/* 菜单展开时面板是深色 —— 必须压过 .scrolled 的浅色态，
   否则会出现「浅色 logo 压在深色菜单上」的不可读组合。
   用 body.menu-open + .site-header.scrolled 三选择器提升优先级。 */
body.menu-open .site-header .brand__pic--dark,
body.menu-open .site-header.scrolled .brand__pic--dark { display: block; }
body.menu-open .site-header .brand__pic--light,
body.menu-open .site-header.scrolled .brand__pic--light { display: none; }
.brand em {
  font-style: normal; font-family: var(--f-cn);
  font-weight: 400; font-size: var(--t-min);
  letter-spacing: 0.22em; opacity: 0.72;
}
.menu-btn {
  display: flex; align-items: center; gap: 0.6rem;
  min-height: var(--tap);      /* 触控热区 ≥44px，拇指可及 */
  min-width: var(--tap);
  justify-content: flex-end;
  padding: 0;
  margin-right: -0.15rem;      /* 视觉贴边不变，热区向内扩 */
}
.menu-btn__lines { display: inline-flex; flex-direction: column; width: 22px; }
.menu-btn__lines i {
  display: block; height: 1.5px; width: 100%;
  background: currentColor;
  transition: transform 0.35s var(--ease);
}
.menu-btn__lines i + i { margin-top: 6px; }
.menu-btn__label {
  font-family: var(--f-en); font-size: var(--t-min);
  letter-spacing: 0.3em;
}
/* 菜单展开时按钮变为关闭态 */
body.menu-open .menu-btn__lines i:first-child { transform: translateY(3.75px) rotate(45deg); }
body.menu-open .menu-btn__lines i:last-child  { transform: translateY(-3.75px) rotate(-45deg); }

/* ---------- 全屏菜单 ---------- */
.menu {
  position: fixed; inset: 0; z-index: 90;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: calc(env(safe-area-inset-top, 0px) + 6rem) var(--pad)
           calc(env(safe-area-inset-bottom, 0px) + 2rem);
  background: var(--ink); color: var(--paper);
  visibility: hidden; opacity: 0;
  transition: opacity 0.35s var(--ease), visibility 0.35s;
}
.menu.open { visibility: visible; opacity: 1; transition-delay: 0s; }
/* 菜单展开时顶栏强制透明 + 白字（覆盖滚动态） */
body.menu-open .site-header {
  background: transparent;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  border-bottom-color: transparent;
  color: #fff;
}
.menu__nav { overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
.menu__list li {
  opacity: 0; transform: translateY(22px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
  transition-delay: 0s;
}
.menu.open .menu__list li {
  opacity: 1; transform: none;
  transition-delay: calc(var(--i) * 70ms + 0.12s);
}
.menu__list li + li { margin-top: 0.35rem; }
.menu__list a {
  display: flex; align-items: baseline; gap: 1rem;
  text-decoration: none;
  font-size: clamp(1.7rem, 7vw, 2.6rem);
  font-weight: 600; letter-spacing: 0.05em;
  min-height: var(--tap);          /* 触控热区 */
  padding: 0.45rem 0;
  border-bottom: 1px solid transparent;
}
.menu__list a small {
  font-family: var(--f-en); font-size: 0.66rem;
  letter-spacing: 0.26em; text-transform: uppercase;
  color: rgba(255, 255, 255, 0.42);
}
.menu__foot {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem;
  border-top: 1px solid var(--line-dark);
  padding-top: 1.5rem; margin-top: 2rem;
  opacity: 0; transform: translateY(12px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.menu.open .menu__foot { opacity: 1; transform: none; transition-delay: 0.5s; }
.menu__foot p {
  font-size: 0.78rem; line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
  word-break: break-all;
}
/* 全屏菜单滚动锁
   iOS Safari / 微信内置浏览器下，仅给 body 加 overflow:hidden 无法阻止背景滚动
   （页面仍会跟手滑动，关闭菜单后位置错乱）。改为 position:fixed 锁定，
   top 值由 main.js 写入 -scrollY，关闭时再精确还原。 */
body.menu-open {
  position: fixed;
  left: 0;
  right: 0;
  width: 100%;
  overflow: hidden;
}


/* ---------- 通用板块 ---------- */
.section { padding-inline: var(--pad); }
.kicker {
  display: flex; align-items: center; gap: 0;
  font-family: var(--f-en); text-transform: uppercase;
  font-size: var(--t-min); font-weight: 500;
  letter-spacing: 0.3em; color: var(--gray);
}
.kicker i { font-style: normal; opacity: 0.4; margin: 0 0.5rem; letter-spacing: 0.1em; }
.kicker--light { color: rgba(255, 255, 255, 0.55); }
.sec-title {
  margin: 1rem 0 0;
  font-size: clamp(1.95rem, 7.2vw, 3.4rem);
  font-weight: 800; line-height: 1.24; letter-spacing: 0.01em;
}
.sec-head { margin-bottom: clamp(2.2rem, 8vw, 3.6rem); }
.sec-head--center { text-align: center; }
.sec-note {
  margin-top: 1.1rem; font-size: 0.85rem; line-height: 1.9;
  color: var(--gray);
}
.sec-lead {
  margin-top: 1rem; font-size: 0.95rem; line-height: 1.9;
  color: var(--gray);
}
.sec-head--center .sec-lead { margin-inline: auto; }

/* 箭头（右侧 chevron，随文字颜色） */
.arrow {
  width: 8px; height: 8px; flex: none;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 0.35s var(--ease);
}

/* 文字链接 */
/* 文字链接：下划线紧贴文字，但整个盒子撑到 44px 高，保证拇指可点 */
.t-link {
  display: inline-flex; align-items: center; gap: 0.85rem;
  margin-top: 0;
  min-height: var(--tap);
  padding-top: 0.95rem;
  text-decoration: none; font-size: 0.95rem; font-weight: 500;
  letter-spacing: 0.04em;
  border-bottom: 1px solid currentColor;
  padding-bottom: 0.3rem;
  transition: opacity 0.3s var(--ease);
}
.t-link:active .arrow { transform: rotate(-45deg) translate(2px, -2px); }
.t-link--light { border-bottom-color: currentColor; }

/* ---------- 2. Hero ---------- */
.hero {
  position: relative;
  height: 100vh; height: 100svh;
  /* 原为固定 min-height:600px —— 在横屏手机（如 844×390）上首屏会比视口高出 210px，
     标题与按钮被切、必须先滚动。改为「600px 与视口高度取小」，短屏正好铺满一屏。 */
  min-height: min(600px, 100vh);
  min-height: min(600px, 100svh);
  overflow: hidden;
  color: #fff;
}
/* 画布上下各溢出 12%，为视差位移留余量，避免滚动露底 */
.hero__media {
  position: absolute;
  left: 0; right: 0; top: -12%; bottom: -12%;
}
/* will-change 会常驻一个合成层、长期占用显存；视差仅在 ≥768px 生效，
   故只在大屏声明，移动端不再无谓保留图层 */
@media (min-width: 768px) {
  .hero__media { will-change: transform; }
}
.hero__media img {
  width: 100%; height: 100%; object-fit: cover;
}
.hero__veil {
  position: absolute; inset: 0;
  background:
    radial-gradient(130% 105% at 50% 44%, rgba(5, 5, 5, 0.5) 0%, rgba(5, 5, 5, 0.06) 58%, rgba(5, 5, 5, 0.42) 100%),
    linear-gradient(180deg, rgba(8, 8, 8, 0.5) 0%, rgba(8, 8, 8, 0) 26%, rgba(8, 8, 8, 0) 60%, rgba(8, 8, 8, 0.72) 100%);
}
/* 宣言式 Hero：内容整体居中，超大标语纵向排布 */
.hero__content {
  position: absolute; z-index: 2;
  inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  padding: calc(env(safe-area-inset-top, 0px) + 4.5rem) var(--pad)
           calc(env(safe-area-inset-bottom, 0px) + 6.5rem);
}
.hero__kicker {
  color: rgba(255, 255, 255, 0.72);
  justify-content: center;
  letter-spacing: 0.42em;
}
.hero__title {
  margin: 1.1rem 0 1.2rem;
  font-size: clamp(2.7rem, 12.5vw, 5.6rem);
  font-weight: 800; line-height: 1.12; letter-spacing: 0.04em;
  text-shadow: 0 2px 28px rgba(0, 0, 0, 0.28);
}
.hero__sub {
  max-width: 22rem;
  font-size: 0.96rem; line-height: 1.95;
  color: rgba(255, 255, 255, 0.86);
  margin-bottom: 1.9rem;
}
.hero__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.8rem; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.95rem 1.9rem;
  border-radius: 999px;
  font-size: 0.92rem; font-weight: 500; letter-spacing: 0.12em;
  text-decoration: none;
  transition: background-color 0.35s var(--ease), color 0.35s var(--ease),
              border-color 0.35s var(--ease), transform 0.35s var(--ease);
}
.btn:active { transform: scale(0.97); }
.btn--solid { background: #fff; color: var(--ink); }
.btn--solid:active { background: #e9e9e6; }
.btn--ghost { border: 1px solid rgba(255, 255, 255, 0.6); color: #fff; }

/* 滚动提示 */
.hero__scroll {
  position: absolute; z-index: 2;
  left: 50%; transform: translateX(-50%);
  bottom: calc(env(safe-area-inset-bottom, 0px) + 1.4rem);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
}
.hero__scroll-line {
  width: 1px; height: 34px; overflow: hidden; position: relative;
}
.hero__scroll-line::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0));
  animation: cue 2.1s var(--ease) infinite;
}
.hero__scroll-text {
  font-family: var(--f-en); font-size: var(--t-min);
  letter-spacing: 0.42em; color: rgba(255, 255, 255, 0.62);
}
@keyframes cue {
  0%   { transform: translateY(-100%); }
  55%  { transform: translateY(0); }
  100% { transform: translateY(100%); }
}

/* ---------- 3. 滚动字幕 ---------- */
.marquee {
  background: var(--ink); color: rgba(255, 255, 255, 0.62);
  padding: 1.05rem 0;
  overflow: hidden;
}
.marquee__track {
  display: flex; width: max-content;
  animation: marquee 30s linear infinite;
}
.marquee__group {
  display: flex; align-items: center;
  gap: 2.6rem; padding-right: 2.6rem;
  font-family: var(--f-en);
  font-size: 0.66rem; font-weight: 500;
  letter-spacing: 0.34em; text-transform: uppercase;
  white-space: nowrap;
}
.marquee__group i { font-style: normal; color: rgba(255, 255, 255, 0.3); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- 4. 三条承诺 ---------- */
.promise { padding-block: clamp(4.4rem, 13vw, 7.5rem); }
.promise-list li:last-child { border-bottom: 1px solid var(--line); }
.promise-item__link {
  display: flex; align-items: center; gap: 1.1rem;
  padding: 1.5rem 0.2rem;
  border-top: 1px solid var(--line);
  text-decoration: none; color: inherit;
}
.promise-item__idx {
  font-family: var(--f-en); font-size: var(--t-min);
  letter-spacing: 0.12em; color: var(--gray);
  flex: none; width: 2.2rem;
}
.promise-item__body { flex: 1; }
.promise-item__body h3 {
  font-size: 1.15rem; font-weight: 700; letter-spacing: 0.02em;
}
.promise-item__body p {
  margin-top: 0.4rem; font-size: 0.86rem; line-height: 1.85;
  color: var(--gray);
}
.promise-item__link .arrow { opacity: 0.55; }
.promise-item__link:active .arrow { transform: rotate(-45deg) translate(2px, -2px); }

/* ---------- 5. 系列入口 ---------- */
.collections { padding-block: clamp(2.5rem, 8vw, 4rem) clamp(4.4rem, 13vw, 7.5rem); }
.col-list { display: grid; gap: 1rem; }
.col-card {
  position: relative; display: block;
  height: 76vh; height: 76svh;
  min-height: 480px;
  overflow: hidden; text-decoration: none; color: #fff;
}
.col-card img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1.4s var(--ease);
}
.col-card__shade {
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(10, 10, 10, 0.12) 0%,
    rgba(10, 10, 10, 0) 30%,
    rgba(10, 10, 10, 0.55) 68%,
    rgba(10, 10, 10, 0.7) 100%);
  transition: opacity 0.5s var(--ease);
}
.col-card__cap {
  position: absolute; left: 1.4rem; right: 1.4rem; bottom: 1.4rem;
  display: flex; flex-direction: column; gap: 0.7rem;
}
.col-card__meta {
  display: flex; align-items: baseline; gap: 0.6rem;
  font-family: var(--f-en); font-size: 0.66rem;
  letter-spacing: 0.26em; text-transform: uppercase;
  color: rgba(255, 255, 255, 0.78);
}
.col-card__meta b { font-weight: 700; }
.col-card__title {
  font-size: clamp(2.1rem, 9vw, 3.2rem);
  font-weight: 800; line-height: 1.1; letter-spacing: 0.04em;
}
.col-card__tags { display: flex; gap: 0.5rem; }
.col-card__tags i {
  font-style: normal; font-size: 0.66rem; letter-spacing: 0.14em;
  padding: 0.34rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
}
.col-card__go {
  position: absolute; top: 1.2rem; right: 1.2rem;
  width: 2.6rem; height: 2.6rem; border-radius: 50%;
  display: grid; place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.55);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  transition: transform 0.45s var(--ease), background-color 0.45s var(--ease);
}
.col-card__go::before {
  content: ""; width: 7px; height: 7px;
  border-right: 1.5px solid #fff;
  border-bottom: 1.5px solid #fff;
  transform: rotate(-45deg);
}
.col-card__go::after {
  content: ""; position: absolute;
  width: 1.1rem; height: 1px; background: #fff;
  transform: translateX(-0.35rem);
  opacity: 0;
  transition: opacity 0.35s var(--ease);
}
/* 统一灰度（占位图阶段） */
.hero__media img, .col-card img, .story__media img, .people__bg img {
  filter: grayscale(1) contrast(1.07);
}

/* ---------- 6. 品牌故事 ---------- */
.story {
  padding-block: clamp(4.4rem, 13vw, 7.5rem);
  background: var(--paper-2);
}
.story__media img {
  width: 100%;
  height: auto;              /* 必须显式 auto：否则 HTML height 属性会压过 aspect-ratio */
  aspect-ratio: 4 / 5;
  object-fit: cover;
}
.story__media figcaption {
  margin-top: 0.7rem; font-size: 0.72rem;
  letter-spacing: 0.06em; color: var(--gray);
}
.story__copy { margin-top: 2.4rem; }
.story__quote {
  margin: 1.6rem 0 1.1rem;
  padding-left: 1.3rem;
  border-left: 2px solid var(--ink);
  font-size: clamp(1.35rem, 5vw, 2.05rem);
  font-weight: 500; line-height: 1.7; letter-spacing: 0.02em;
}
.story__quote em { font-style: normal; font-weight: 700; }
.story__attr { color: var(--gray); font-size: 0.92rem; }

/* ---------- 7. 科技暗场 ---------- */
.tech {
  background: var(--ink); color: var(--paper);
  padding-block: clamp(4.6rem, 14vw, 8rem);
}
.tech-stats {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 1.4rem;
}
.tech-stat {
  display: flex; flex-direction: column;
  border-top: 1px solid var(--line-dark);
  padding: 1.6rem 0.2rem 1.9rem;
}
.tech-stat dt {
  order: 2; font-size: 0.82rem; letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.72);
  margin-top: 0.85rem;
}
.tech-stat dd {
  order: 1; margin: 0;
  font-family: var(--f-en);
  font-weight: 700; line-height: 1;
  font-variant-numeric: tabular-nums;
}
.tech-stat dd b {
  font-size: clamp(2.4rem, 10vw, 3.9rem);
  letter-spacing: -0.02em;
}
.tech-stat dd small {
  margin-left: 0.35rem;
  font-size: var(--t-min); font-weight: 500;
  letter-spacing: 0.1em; color: rgba(255, 255, 255, 0.55);
}
.tech-stat p {
  order: 3; margin-top: 0.7rem;
  font-size: 0.76rem; line-height: 1.8;
  color: rgba(255, 255, 255, 0.5);
}
.tech__foot {
  margin-top: clamp(1.8rem, 6vw, 3rem);
  display: flex; flex-wrap: wrap; align-items: flex-end;
  justify-content: space-between; gap: 1.6rem;
}
.tech__note {
  max-width: 36em;
  font-size: 0.82rem; line-height: 1.9;
  color: rgba(255, 255, 255, 0.55);
}
.tech .t-link--light { color: #fff; }

/* ---------- 8. 真实用户 ---------- */
.people {
  position: relative;
  min-height: 94vh; min-height: 94svh;
  display: grid; place-items: center;
  overflow: hidden;
  color: #fff;
  padding-block: 0;
}
.people__bg, .people__bg img { position: absolute; inset: 0; width: 100%; height: 100%; }
.people__bg img { object-fit: cover; }
.people__veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 8, 8, 0.55) 0%, rgba(8, 8, 8, 0.62) 100%);
}
.people__inner {
  position: relative; z-index: 2;
  max-width: 42rem; margin: 0 auto;
  padding: clamp(6.5rem, 20vh, 10rem) var(--pad);
  text-align: center;
  display: flex; flex-direction: column; align-items: center;
}
.people__tag {
  font-family: var(--f-en); font-size: 0.66rem;
  letter-spacing: 0.32em; text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}
.people__tag i { font-style: normal; margin: 0 0.5rem; opacity: 0.5; }
.people__quote {
  margin: 1.7rem 0 1.2rem;
  font-size: clamp(1.5rem, 6vw, 2.6rem);
  font-weight: 500; line-height: 1.62; letter-spacing: 0.02em;
}
.people__attr {
  font-size: 0.94rem; color: rgba(255, 255, 255, 0.72);
  letter-spacing: 0.04em;
}
.people .t-link { margin-top: 1.7rem; color: #fff; }

/* ---------- 9. 制造溯源 ---------- */
.trace { padding-block: clamp(4.6rem, 14vw, 8rem); }
.trace .sec-lead { margin-top: 0.8rem; }
.trace-list { margin-top: clamp(1.6rem, 5vw, 2.6rem); }
/* 移动端：编号占左侧窄列，标题+描述都在右列
   （注意：每个 li 有 3 个子元素，必须把描述显式放到第 2 列，
    否则网格自动排布会把描述挤进第二行的窄列里） */
.trace-item {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  column-gap: 0.6rem;
  align-items: baseline;
  border-top: 1px solid var(--line);
  padding: 1.4rem 0.2rem;
}
.trace-item:last-child { border-bottom: 1px solid var(--line); }
.trace-item__idx {
  font-family: var(--f-en); font-size: var(--t-min);
  font-weight: 500; letter-spacing: 0.12em;
  color: var(--gray);
}
.trace-item h3 { font-size: 1.15rem; font-weight: 700; letter-spacing: 0.02em; }
.trace-item p {
  grid-column: 2;
  margin-top: 0.45rem; font-size: 0.86rem; line-height: 1.85;
  color: var(--gray);
}

/* ---------- 10. 购买渠道 ---------- */
.buy {
  background: var(--paper-2);
  padding-block: clamp(4.6rem, 14vw, 8rem);
}
.buy-list {
  max-width: 46rem; margin: clamp(1.8rem, 6vw, 3rem) auto 0;
  border-top: 1px solid var(--line);
}
.buy-item { border-bottom: 1px solid var(--line); }
.buy-item a {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center; gap: 1rem;
  padding: 1.35rem 0.2rem;
  text-decoration: none; color: inherit;
}
.buy-item__name { font-size: 1.06rem; font-weight: 600; letter-spacing: 0.03em; }
.buy-item__name small {
  display: block; margin-top: 0.35rem;
  font-family: var(--f-en); font-size: var(--t-min); font-weight: 500;
  letter-spacing: 0.1em; color: var(--gray);
}
.buy-item__note {
  font-size: 0.72rem; color: var(--gray); letter-spacing: 0.1em;
}
.buy-item .arrow { opacity: 0.5; }

/* ---------- 11. 订阅 ---------- */
.newsletter { padding-block: clamp(4.6rem, 14vw, 8rem); }
.newsletter__card {
  max-width: 40rem; margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: clamp(2.2rem, 8vw, 4rem);
  text-align: center;
  display: flex; flex-direction: column; align-items: center;
}
.newsletter__title {
  margin: 1rem 0 0.4rem;
  font-size: clamp(1.9rem, 6.8vw, 2.9rem);
  font-weight: 800; line-height: 1.25;
}
.newsletter__form {
  width: 100%; margin-top: 2.2rem;
  display: flex; align-items: flex-end; gap: 1rem;
}
.newsletter__form input {
  flex: 1; min-width: 0;
  background: transparent; border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  padding: 0.7rem 0;
  font-size: 1rem; letter-spacing: 0.02em;
}
.newsletter__form input::placeholder { color: var(--gray-2); }
.newsletter__form input:focus { outline: none; border-bottom-color: var(--ink); }
.btn--round {
  flex: none;
  width: 3.1rem; height: 3.1rem;
  border-radius: 50%;
  background: var(--ink); color: var(--paper);
  display: grid; place-items: center;
  transition: background-color 0.35s var(--ease), transform 0.35s var(--ease);
}
.btn--round:active { transform: scale(0.94); background: var(--ink-2); }
.arrow--btn {
  border-color: currentColor;
  transform: rotate(-45deg);
}
.newsletter__ok {
  margin-top: 1.1rem; font-size: 0.9rem; letter-spacing: 0.04em;
}
.newsletter__privacy {
  margin-top: 1.2rem;
  font-size: 0.72rem; line-height: 1.8; color: var(--gray-2);
}
/* 表单成功态 */
.newsletter__form.sent { justify-content: center; }
.newsletter__form.sent input,
.newsletter__form.sent .btn--round { display: none; }

/* ---------- 12. Footer ---------- */
.site-footer {
  background: var(--ink); color: var(--paper);
  padding: clamp(3.4rem, 10vw, 6rem) var(--pad)
           calc(env(safe-area-inset-bottom, 0px) + 1.8rem);
}
.wordmark {
  display: inline-block;
  font-family: var(--f-en);
  font-size: clamp(2.3rem, 10vw, 4.6rem);
  font-weight: 800; letter-spacing: 0.12em;
  text-decoration: none;
}
.site-footer__tag {
  margin-top: 1rem;
  font-size: 0.85rem; line-height: 2;
  color: rgba(255, 255, 255, 0.6);
}
.site-footer__cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.2rem;
  margin-top: clamp(2.6rem, 9vw, 4.5rem);
}
.site-footer__cols > :nth-child(3) { grid-column: 1 / -1; }
.site-footer__col h3 {
  margin-bottom: 1.1rem;
  font-family: var(--f-en); text-transform: uppercase;
  font-size: var(--t-min); font-weight: 600;
  letter-spacing: 0.26em; color: rgba(255, 255, 255, 0.4);
}
/* 页脚栏目在手机上是最容易点错的地方：每条撑成 ≥44px 的行，链接铺满整行 */
.site-footer__col li {
  display: flex; align-items: center;
  min-height: var(--tap);
  margin-bottom: 0;
}
.site-footer__col a, .site-footer__col li {
  font-size: 0.9rem; color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
}
.site-footer__col a {
  flex: 1;
  display: flex; align-items: center;
  min-height: var(--tap);
}
.site-footer__col a:hover { color: #fff; }
.site-footer__bottom {
  margin-top: clamp(2.6rem, 9vw, 4rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-dark);
  display: flex; flex-wrap: wrap;
  justify-content: space-between; gap: 0.8rem;
  font-size: 0.72rem; color: rgba(255, 255, 255, 0.48);
  letter-spacing: 0.03em;
}
.site-footer__links { display: flex; flex-wrap: wrap; gap: 0.2rem 1.4rem; }
.site-footer__links a {
  display: inline-flex; align-items: center;
  min-height: var(--tap);
  text-decoration: none; color: inherit;
}
.site-footer__links a:hover { color: #fff; }

/* ---------- Toast（占位链接提示） ---------- */
.toast {
  position: fixed; z-index: 300;
  left: 50%; bottom: calc(env(safe-area-inset-bottom, 0px) + 1.4rem);
  transform: translate(-50%, 14px);
  max-width: min(86vw, 24rem);
  background: var(--ink); color: var(--paper);
  padding: 0.8rem 1.4rem; border-radius: 999px;
  font-size: 0.85rem; letter-spacing: 0.04em;
  opacity: 0; pointer-events: none;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.24);
  text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ============================================================
   平板 / 桌面渐进增强（移动端优先的前提下）
   ============================================================ */
@media (min-width: 640px) {
  .site-footer__cols { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .site-footer__cols > :nth-child(3) { grid-column: auto; }
}

@media (min-width: 768px) {
  :root { --pad: 2.2rem; }
  .hero__scroll { left: auto; right: var(--pad); transform: none; }
  .sec-head--row {
    display: flex; align-items: flex-end; justify-content: space-between;
    gap: 2rem;
  }
  .sec-note { margin-top: 0; text-align: right; }

  .col-list { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.1rem; }
  .col-card { height: 66vh; }
  .col-card__cap { left: 1.5rem; right: 1.5rem; bottom: 1.5rem; }
  .col-card:hover img { transform: scale(1.045); }
  .col-card:hover .col-card__go { background: rgba(255, 255, 255, 0.92); }
  .col-card:hover .col-card__go::before { border-color: var(--ink); }
  .col-card:hover .col-card__go::after { opacity: 1; background: var(--ink); }

  .story { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(2.4rem, 7vw, 5.5rem); align-items: center; }
  .story__copy { margin-top: 0; }

  .tech-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }

  .trace-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 2rem; }
  .trace-item { grid-template-columns: 1fr; align-items: start; border-top: 1px solid var(--line); padding: 1.5rem 0 0; }
  .trace-item:last-child { border-bottom: 0; }
  .trace-item h3 { margin-top: 0.9rem; }
  .trace-item p { grid-column: auto; margin-top: 0.5rem; }
}

@media (min-width: 1024px) {
  :root { --pad: 3rem; }
  .col-card { height: 72vh; }
  .buy-item a { padding: 1.6rem 0.4rem; }
  .buy-item a:hover .arrow { transform: rotate(-45deg) translate(2px, -2px); }
  .promise-item__link:hover .arrow { transform: rotate(-45deg) translate(2px, -2px); }
  .site-footer__cols { display: contents; }
  .site-footer { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: clamp(2rem, 4vw, 3.6rem); }
  .site-footer__cols { margin-top: 0; }
  .site-footer__bottom { grid-column: 1 / -1; }
}

/* ============================================================
   弱动效偏好：关闭位移/循环动画，保留信息本身
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .rv { opacity: 1; transform: none; transition: none; }
  .marquee__track { animation: none; }
  .hero__scroll-line::after { animation: none; opacity: 0.6; }
  .loader__mark, .loader__line { animation: none; opacity: 1; }
  .hero__media img { transform: none; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ============================================================
   首屏强化：一次性的轻微推近落定（克制、不循环）
   ------------------------------------------------------------
   仅在 ≥768px 启用：该动画会与图片上的 grayscale 滤镜叠加，
   令浏览器在 2.6s 内持续重新栅格化整屏图层；移动端首屏同时还要
   抢带宽下载主图，收益低、代价高，故小屏直接落定不播动画。
   ============================================================ */
@media (min-width: 768px) {
  .hero__media img {
    animation: heroSettle 2.6s var(--ease-out) 0.1s both;
  }
}
@keyframes heroSettle {
  from { transform: scale(1.12); }
  to   { transform: scale(1); }
}

/* ============================================================
   内页组件（brand / collections / series / support）
   ============================================================ */

/* 内页 hero（比首页 Hero 更矮，仍全出血大图） */
.page-hero {
  position: relative;
  min-height: 54vh; min-height: 54svh;
  overflow: hidden; color: #fff;
  display: flex; align-items: flex-end;
}
.page-hero__media { position: absolute; inset: 0; }
.page-hero__media img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(1) contrast(1.07);
}
.page-hero__veil {
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(8, 8, 8, 0.52) 0%, rgba(8, 8, 8, 0.04) 38%,
    rgba(8, 8, 8, 0.42) 70%, rgba(8, 8, 8, 0.68) 100%);
}
.page-hero__content {
  position: relative; z-index: 2;
  width: 100%;
  padding: calc(env(safe-area-inset-top, 0px) + 6rem) var(--pad)
           calc(env(safe-area-inset-bottom, 0px) + 2.4rem);
}
.page-hero__title {
  margin: 1rem 0 0;
  font-size: clamp(2.2rem, 9.5vw, 4.2rem);
  font-weight: 800; line-height: 1.18; letter-spacing: 0.02em;
}
.page-hero__sub {
  margin-top: 1.1rem; max-width: 26em;
  font-size: 0.96rem; line-height: 1.9;
  color: rgba(255, 255, 255, 0.8);
}
.page-hero__media-wrap { position: absolute; inset: 0; }

/* 内页板块通用间距 */
.sp  { padding-block: clamp(4rem, 12vw, 7rem); }
.sp--tight { padding-block: clamp(2.4rem, 7vw, 4rem); }
.sp--flat { padding-block: clamp(1.6rem, 5vw, 3rem); }

/* 正文段落 */
.prose { max-width: 38em; }
.prose p {
  font-size: 0.96rem; line-height: 2.05;
  color: var(--gray); margin-bottom: 1.1rem;
}
.prose p strong { color: var(--ink); font-weight: 600; }

/* 浅色页面上使用的细注 */
.sec-lead--light { color: rgba(255, 255, 255, 0.6); }
.ph-note {
  margin-top: 1.2rem;
  font-size: 0.72rem; line-height: 1.9;
  letter-spacing: 0.04em; color: var(--gray-2);
}
.trace__more { margin-top: 1.6rem; }

/* 人物引用下方的小注（深底） */
.people__note {
  margin-top: 1.1rem;
  font-size: 0.7rem; letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.4);
}

/* 深色区块内的行式列表（tech / outro） */
.tech .trace-item { border-top-color: var(--line-dark); }
.tech .trace-item:last-child { border-bottom: 1px solid var(--line-dark); }
.tech .trace-item h3 { color: #fff; }
.tech .trace-item p { color: rgba(255, 255, 255, 0.58); }
.tech .trace-item__idx { color: rgba(255, 255, 255, 0.5); }
.tech .sec-head { margin-bottom: clamp(2rem, 7vw, 3.2rem); }

/* 系列 Lookbook */
.look + .look { margin-top: clamp(4rem, 12vw, 7rem); }
.look__media {
  position: relative; overflow: hidden;
  height: 64vh; height: 64svh;
}
.look__media img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(1) contrast(1.06);
}
.look__media figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 0.9rem 1rem;
  background: linear-gradient(180deg, rgba(8,8,8,0), rgba(8,8,8,0.66));
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.72rem; letter-spacing: 0.1em;
}
.look__head { margin: 1.6rem 0 1.1rem; }
.look__no {
  font-family: var(--f-en); font-size: var(--t-min);
  letter-spacing: 0.3em; color: var(--gray);
}
.look__title {
  margin-top: 0.55rem;
  font-size: clamp(1.6rem, 6.4vw, 2.5rem);
  font-weight: 800; letter-spacing: 0.02em; line-height: 1.25;
}
.look__en {
  margin-top: 0.4rem;
  font-family: var(--f-en); font-size: 0.66rem;
  letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--gray-2);
}
.look__notes {
  margin-top: 1.2rem;
  display: grid; gap: 0;
}
.look-note {
  display: grid;
  grid-template-columns: 4.4rem 1fr;
  gap: 1rem; align-items: baseline;
  padding: 0.95rem 0.1rem;
  border-top: 1px solid var(--line);
}
.look-note__k {
  font-family: var(--f-en); font-size: 0.64rem;
  letter-spacing: 0.22em; color: var(--gray);
}
.look-note p { font-size: 0.88rem; line-height: 1.85; color: var(--ink); }

/* 细节放大（同一占位图的裁切示意） */
.zoom-grid { display: grid; gap: 1rem; margin-top: clamp(1.8rem, 6vw, 3rem); }
.zoom {
  overflow: hidden; background: var(--paper-2);
}
.zoom img {
  width: 100%; height: 34vh; height: 34svh;
  object-fit: cover;
  filter: grayscale(1) contrast(1.07);
}
.zoom figcaption {
  padding: 0.8rem 0.1rem 0;
  font-size: 0.78rem; letter-spacing: 0.06em; color: var(--gray);
}
.zoom figcaption small { display: block; color: var(--gray-2); font-size: 0.7rem; margin-top: 0.25rem; }

/* 页尾收束带（深底） */
.outro { background: var(--ink); color: var(--paper); text-align: center; }
.outro .sec-head { margin-bottom: 2rem; }
.outro__actions {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 0.8rem;
}
.outro .btn--solid { background: #fff; color: var(--ink); }

/* 内页 hero 内部上滑入场 */
.page-hero .rv { transition-delay: var(--d, 0s); }

/* 微信 / 移动端细节 */
html { -webkit-text-size-adjust: 100%; }
body { -webkit-tap-highlight-color: transparent; }
@media (min-width: 768px) {
  .look__media { height: 70vh; }
  .look__media figcaption { padding: 1rem 1.2rem; }
  .zoom-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* 内页导航相关：菜单底部链接样式 */
.menu__foot-link {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  padding-bottom: 0.15rem;
}

/* ============================================================
   顶部搜索入口 + 产品检索页
   ============================================================ */
.search-btn {
  display: grid; place-items: center;
  width: var(--tap); height: var(--tap);
  margin-left: auto;
  text-decoration: none; color: inherit;
}
.search-btn span {
  font-size: 1.5rem; line-height: 1;
  transform: translateY(-1px);
}

/* 检索区：吸顶位置引用 --header-h，与顶栏实际高度保持一致（原为硬编码 3.4rem，
   在 ≥768px 时比顶栏矮约 8px，导致吸顶后检索栏顶部被顶栏毛玻璃层压住） */
.psearch {
  position: sticky; top: var(--header-h);
  z-index: 20;
  background: var(--paper);
  padding: 0.5rem 0 0.9rem;
}
.psearch__bar {
  display: flex; align-items: center; gap: 0.7rem;
  border-bottom: 1px solid var(--line-strong);
  padding: 0.4rem 0;
}
.psearch__bar input {
  flex: 1; min-width: 0;
  min-height: var(--tap);
  background: transparent; border: 0; border-radius: 0;
  font-size: 1.05rem; letter-spacing: 0.02em;
  padding: 0.45rem 0;
}
.psearch__bar input::placeholder { color: var(--gray-2); }
.psearch__bar input:focus { outline: none; }
.psearch__clear {
  flex: none; width: var(--tap); height: var(--tap);
  display: none; place-items: center;
  color: var(--gray); font-size: 1.1rem;
}
.psearch__clear.visible { display: grid; }
.psearch__count {
  margin-top: 0.8rem;
  font-size: 0.78rem; letter-spacing: 0.08em; color: var(--gray);
}
.psearch__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.8rem; }
.chip {
  padding: 0.42rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.78rem; letter-spacing: 0.06em;
  color: var(--gray); cursor: pointer;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}
/* 仅筛选用的 chip 需要 44px 热区；卡片上的 chip 是静态标签，由卡片整体承接点击 */
.psearch__chips .chip {
  min-height: var(--tap);
  display: inline-flex; align-items: center;
  padding-block: 0;
}
.chip.active { color: var(--paper); background: var(--ink); border-color: var(--ink); }

/* 产品卡列表（目录，非商城） */
.pcard-list { margin-top: 1.2rem; display: grid; gap: 1rem; }
.pcard {
  display: block; text-decoration: none; color: inherit;
  border: 1px solid var(--line);
  background: var(--card);
  overflow: hidden;
}
.pcard__media { position: relative; overflow: hidden; height: 54vw; max-height: 320px; }
.pcard__media img {
  width: 100%; height: 100%; object-fit: cover;
  /* 产品图保留真实颜色（不加黑白滤镜） */
  transition: transform 1.4s var(--ease);
}
.pcard__body { padding: 1.1rem 1.15rem 1.2rem; }
.pcard__meta {
  display: flex; align-items: center; justify-content: space-between; gap: 0.6rem;
  font-family: var(--f-en); font-size: 0.7rem; letter-spacing: 0.14em;
  color: var(--gray);
}
.pcard__meta .chip { padding: 0.28rem 0.7rem; font-family: var(--f-cn); }
.pcard__title {
  margin-top: 0.7rem;
  font-size: 1.12rem; font-weight: 700; letter-spacing: 0.02em;
}
.pcard__en { margin-top: 0.3rem; font-family: var(--f-en); font-size: var(--t-min); letter-spacing: 0.12em; text-transform: uppercase; color: var(--gray-2); }
.pcard__note { margin-top: 0.7rem; font-size: 0.78rem; line-height: 1.7; color: var(--gray); }
.pcard__more {
  display: inline-flex; align-items: center; gap: 0.5rem;
  margin-top: 0.9rem; font-size: 0.82rem; letter-spacing: 0.04em;
  border-bottom: 1px solid var(--ink); padding-bottom: 0.2rem;
}
.pcard__more .arrow { width: 7px; height: 7px; }

/* 空结果 */
.pempty {
  margin-top: 2.4rem; padding: 3rem 1.5rem;
  text-align: center; border: 1px dashed var(--line);
  color: var(--gray);
}
.pempty b { display: block; color: var(--ink); font-size: 1.05rem; margin-bottom: 0.4rem; }

@media (min-width: 768px) {
  .pcard-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pcard__media { height: 30vw; max-height: 340px; }
}
@media (min-width: 1024px) {
  .pcard-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}


/* ============================================================
   品牌元素强化：顶栏 Logo 放大 + 开场/页脚 Logo 图 + favicon
   ============================================================ */
.brand__pic img { height: 2.4rem; }
.brand__logo { height: 2.4rem; }
@media (min-width: 768px) { .brand__pic img, .brand__logo { height: 2.7rem; } }
.loader__logo { height: 5rem; width: auto; animation: loadIn 1s var(--ease-out) both; }
.wordmark { display: inline-flex; align-items: center; min-height: var(--tap); min-width: var(--tap); }
.wordmark__logo { height: clamp(2.4rem, 9vw, 3.8rem); width: auto; }
/* ============================================================
   产品卡：卖点 / 颜色尺码（配合 data/products.csv 的字段）
   ============================================================ */
.pcard__points { margin-top: 0.6rem; }
.pcard__points li {
  position: relative; padding-left: 0.85rem;
  font-size: 0.78rem; line-height: 1.75; color: var(--gray);
}
.pcard__points li::before {
  content: ""; position: absolute; left: 0; top: 0.66em;
  width: 4px; height: 1px; background: var(--gray-2);
}
.pcard__attrs {
  margin-top: 0.7rem;
  font-size: 0.74rem; letter-spacing: 0.02em; color: var(--gray-2);
}
/* ============================================================
   山野志（Journal）：文章卡与详情页
   ============================================================ */
[hidden] { display: none !important; }
.journal-list { margin-top: 1.2rem; display: grid; gap: 1rem; }
.jcard {
  display: block; text-decoration: none; color: inherit;
  border: 1px solid var(--line); background: var(--card); overflow: hidden;
}
.jcard__media { position: relative; overflow: hidden; height: 52vw; max-height: 300px; }
.jcard__media img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(1) contrast(1.06);
  transition: transform 1.4s var(--ease);
}
.jcard__body { padding: 1.1rem 1.15rem 1.2rem; }
.jcard__meta {
  display: flex; align-items: center; justify-content: space-between; gap: 0.6rem;
  font-family: var(--f-en); font-size: 0.7rem; letter-spacing: 0.14em; color: var(--gray);
}
.jcard__title { margin-top: 0.7rem; font-size: 1.16rem; font-weight: 700; line-height: 1.55; }
.jcard__sub { margin-top: 0.45rem; font-size: 0.74rem; letter-spacing: 0.04em; color: var(--gray-2); }
.jcard__excerpt { margin-top: 0.7rem; font-size: 0.85rem; line-height: 1.85; color: var(--gray); }
.jcard__more {
  display: inline-flex; align-items: center; gap: 0.5rem;
  margin-top: 0.9rem; font-size: 0.82rem; letter-spacing: 0.04em;
  border-bottom: 1px solid var(--ink); padding-bottom: 0.2rem;
}
.jcard__more .arrow { width: 7px; height: 7px; }

.journal-detail { max-width: 42rem; }
.journal-detail__back {
  position: relative;
  display: inline-flex; align-items: center;
  min-height: var(--tap);
  font-size: 0.82rem; text-decoration: none; color: var(--gray);
  border-bottom: 1px solid var(--line); padding-bottom: 0.2rem;
}
.journal-detail__back::after {
  content: "";
  position: absolute; left: -0.5rem; right: -0.5rem;
  top: 50%; transform: translateY(-50%);
  height: var(--tap);
}
.journal-detail__meta {
  margin-top: 1.8rem;
  font-family: var(--f-en); font-size: var(--t-min); letter-spacing: 0.18em; color: var(--gray);
}
.journal-detail__title {
  margin-top: 0.9rem;
  font-size: clamp(1.6rem, 6.4vw, 2.6rem);
  font-weight: 800; line-height: 1.3; letter-spacing: 0.01em;
}
.journal-detail__sub { margin-top: 0.7rem; font-size: 0.86rem; color: var(--gray-2); letter-spacing: 0.04em; }
.journal-detail__fig { margin-top: 1.6rem; overflow: hidden; }
.journal-detail__fig img {
  width: 100%;
  height: auto;
  /* 图片来自 CSV、HTML 无法预知宽高。按全站统一画幅（4:5）预留高度，
     既避免解码完成后正文下跳（CLS），也与品牌「统一画幅比例」的图片规范一致 */
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: var(--paper-2);
  filter: grayscale(1) contrast(1.06);
}
.journal-detail__body { margin-top: 1.8rem; }
.journal-detail__body p { font-size: 0.98rem; line-height: 2.05; color: var(--ink); margin-bottom: 1.1rem; }
.journal-detail__tags { margin-top: 1.6rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }

@media (min-width: 768px) {
  .journal-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .jcard__media { height: 30vw; max-height: 320px; }
}
@media (min-width: 1024px) {
  .journal-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ============================================================
   移动端体验收尾
   ============================================================ */

/* 页面切到后台时暂停循环动画（滚动字幕 / 滚动提示），减少无效合成与耗电。
   由 main.js 在 visibilitychange 时切换 html.anim-paused */
.anim-paused .marquee__track,
.anim-paused .hero__scroll-line::after { animation-play-state: paused; }

/* 超矮屏（横屏手机 / 小折叠外屏）下，弱化首屏装饰元素，优先保住标题与操作按钮 */
@media (max-height: 560px) and (orientation: landscape) {
  .hero__scroll { display: none; }
  .hero__content {
    padding-top: calc(env(safe-area-inset-top, 0px) + 3.6rem);
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 2.4rem);
  }
  .hero__title { font-size: clamp(1.9rem, 6vw, 2.8rem); }
  .hero__sub { margin-bottom: 1.1rem; }
  .page-hero { min-height: 78vh; min-height: 78svh; }
}

/* 窄屏下正文不再被压到 14px 以下（兼容系统「更大字体」设置） */
@media (max-width: 400px) {
  .pcard__points li,
  .jcard__excerpt,
  .trace-item p,
  .zoom figcaption { font-size: max(0.82rem, 13px); }
}

/* ============================================================
   产品卡：建议零售价展示（克制排版）
   - 颜色：石板黑 #1a1a1a（严禁红色/荧光色）
   - 字号：适中，不放大，避免电商促销感
   - 手机竖屏：价格行不换行、不遮挡图片
   - 口径与吊牌页一致，统一为「建议零售价」
   ============================================================ */
.pcard__meta { flex-wrap: wrap; row-gap: 0.35rem; }
.pcard__meta-top {
  font-family: var(--f-en);
  font-size: var(--t-min);          /* 功能性小字一律引用令牌，不写散值 */
  font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gray);
}
.pcard__price {
  display: flex; align-items: baseline; flex-wrap: wrap; gap: 0.35rem;
  margin-top: 0.55rem;
  color: #1a1a1a;                      /* 石板黑，不用红色 */
  font-family: var(--f-en);
  font-size: 1.02rem; font-weight: 500;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
}
.pcard__price-label {
  font-family: var(--f-cn);
  font-size: var(--t-min); font-weight: 400;
  letter-spacing: 0.06em;              /* 「建议零售价」五字，字距需收紧 */
  color: var(--gray-2);
  white-space: nowrap;
}
@media (min-width: 768px) {
  .pcard__price { font-size: 1.06rem; }
}
/* ============================================================
   产品详情弹窗（沉浸式 / 克制动效 / 无购物车按钮）
   - 移动端优先：全宽面板、可下滑关闭、左右滑动切换角度
   - 颜色标签点击 → 平滑切换该颜色的多角度图片
   ============================================================ */
html.pd-open { overscroll-behavior: none; }
.pdetail {
  position: fixed; inset: 0; z-index: 120;
  background: rgba(11, 11, 11, 0.62);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  display: flex; align-items: flex-end; justify-content: center;
  animation: pdFade 0.22s var(--ease) both;
}
@keyframes pdFade { from { opacity: 0; } to { opacity: 1; } }
.pdetail__panel {
  position: relative; width: 100%; max-width: 40rem;
  max-height: 96vh; max-height: 96svh;
  overflow-y: auto; -webkit-overflow-scrolling: touch;
  background: var(--card); color: var(--ink);
  border-radius: 14px 14px 0 0;
  padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 1.6rem);
  animation: pdRise 0.28s var(--ease) both;
}
@keyframes pdRise { from { transform: translateY(26px); } to { transform: translateY(0); } }

.pdetail__close {
  position: sticky; top: 0.5rem; z-index: 3;
  display: grid; place-items: center;
  width: 2.6rem; height: 2.6rem; margin: 0.5rem 0.6rem 0 auto;
  border-radius: 50%; border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88); color: var(--ink);
  font-size: 1.15rem; line-height: 1;
}
.pdetail__gallery { position: relative; }
.pdetail__stage { position: relative; overflow: hidden; background: var(--paper-2); }
.pdetail__stage img { display: block; width: 100%; height: auto; transition: opacity 0.18s var(--ease); }
.pdetail__stage.is-switching img { opacity: 0.55; }
.pdetail__thumbs { display: flex; gap: 0.5rem; padding: 0.7rem 1.1rem 0; overflow-x: auto; }
.pdetail__thumbs button {
  flex: none; width: 3.5rem; height: 4.5rem; padding: 0;
  border: 1px solid var(--line); background: none;
}
.pdetail__thumbs button.is-active { border-color: var(--ink); }
.pdetail__thumbs img { display: block; width: 100%; height: 100%; object-fit: cover; }
.pdetail__counter {
  padding: 0.5rem 1.1rem 0;
  font-family: var(--f-en); font-size: var(--t-min); letter-spacing: 0.16em; color: var(--gray-2);
}
.pdetail__hint { padding: 0.35rem 1.1rem 0; font-size: 0.7rem; color: var(--gray-2); }
.pdetail__info { padding: 1.1rem 1.1rem 0; }
.pdetail__meta {
  font-family: var(--f-en); font-size: 0.66rem; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--gray);
}
.pdetail__title { margin-top: 0.6rem; font-size: clamp(1.35rem, 5.6vw, 1.8rem); font-weight: 700; letter-spacing: 0.02em; }
.pdetail__price {
  display: flex; align-items: baseline; gap: 0.5rem; margin-top: 0.5rem;
  white-space: nowrap; color: #1a1a1a;
  font-family: var(--f-en); font-size: 1.02rem; font-weight: 500;
  font-variant-numeric: tabular-nums;
}
.pdetail__colors { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.pd-color {
  padding: 0.45rem 1rem; border: 1px solid var(--line); border-radius: 999px;
  background: none; font-size: 0.8rem; letter-spacing: 0.04em; color: var(--gray);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.pd-color.is-active { border-color: var(--ink); color: var(--ink); }
.pdetail__summary { margin-top: 1rem; font-size: 0.9rem; line-height: 1.9; color: var(--gray); }
.pdetail__points { margin-top: 0.8rem; }
.pdetail__points li { position: relative; padding-left: 0.85rem; font-size: 0.84rem; line-height: 1.8; color: var(--gray); }
.pdetail__points li::before { content: ""; position: absolute; left: 0; top: 0.8em; width: 4px; height: 1px; background: var(--gray-2); }
.pdetail__attrs { margin-top: 0.9rem; font-size: 0.78rem; letter-spacing: 0.02em; color: var(--gray-2); }
.pdetail__actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.4rem; }
.btn--ghost-ink { border: 1px solid var(--line-strong); color: var(--ink); }
.pdetail__note { margin-top: 1rem; font-size: 0.72rem; line-height: 1.8; color: var(--gray-2); }

/* 轻点图片 → 全屏大图 */
.pdetail.is-zoom { align-items: center; background: rgba(8, 8, 8, 0.94); }
.pdetail.is-zoom .pdetail__panel {
  max-width: 100%; max-height: 100%;
  background: #0b0b0b; border-radius: 0; overflow: hidden;
}
.pdetail.is-zoom .pdetail__info,
.pdetail.is-zoom .pdetail__thumbs,
.pdetail.is-zoom .pdetail__hint,
.pdetail.is-zoom .pdetail__counter { display: none; }
.pdetail.is-zoom .pdetail__stage { display: grid; place-items: center; height: 100vh; height: 100svh; background: #0b0b0b; }
.pdetail.is-zoom .pdetail__stage img { width: auto; max-width: 100%; max-height: 100vh; object-fit: contain; }
.pdetail.is-zoom .pdetail__close {
  position: fixed; top: calc(env(safe-area-inset-top, 0px) + 0.8rem); right: 0.8rem; margin: 0;
}

@media (min-width: 768px) {
  .pdetail { align-items: center; }
  .pdetail__panel { border-radius: 14px; max-height: 92vh; }
}
@media (prefers-reduced-motion: reduce) {
  .pdetail, .pdetail__panel { animation: none; }
  .pdetail__stage img { transition: none; }
}
/* 待审核标记（仅 ?draft=1 预览时出现） */
.chip--muted { border-style: dashed; opacity: 0.6; }