/* ============================================
   沐光伯爵 EARL OF LIGHT — 首页样式
   ============================================ */

/* 本地字体（按官网实际用字子集化） */
@font-face {
  font-family: "PingFang SC";
  src: url("../fonts/light.woff?v=64") format("woff");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "PingFang SC";
  src: url("../fonts/medium.woff?v=64") format("woff");
  font-weight: 400 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "PingFang SC";
  src: url("../fonts/bold.woff?v=64") format("woff");
  font-weight: 600 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "PingFang SC";
  src: url("../fonts/heavy.woff?v=64") format("woff");
  font-weight: 800 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Engry";
  src: url("../fonts/engry.woff?v=64") format("woff");
  font-weight: 400 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --brown:        #5a3a22;
  --brown-deep:   #462c19;
  --tan:          #c2a387;
  --tan-dark:     #9c7d5d;
  --cream:        #ecd4be;
  --cream-light:  #f3e1d0;
  --white:        #ffffff;

  --display: "Engry", "Didot", "Bodoni 72", "Playfair Display", Georgia, serif;
  --serif: "Didot", "Bodoni 72", "Bodoni MT", "Playfair Display", "Times New Roman", Georgia, serif;
  --sans: "PingFang SC", "PingFang TC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;

  --pad-x: clamp(24px, 5vw, 95px);
  --header-h: 128px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--white);
  background: var(--brown);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* ============================================
   页眉
   ============================================ */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  padding: 0 var(--pad-x);
  transition: background-color .4s ease, box-shadow .4s ease, height .4s ease;
}

.site-header.scrolled {
  height: 92px;
  background: rgba(70, 44, 25, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0, 0, 0, .18);
}

.brand img {
  width: clamp(108px, 8.2vw, 158px);
  height: auto;
}

.main-nav {
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: clamp(36px, 4.6vw, 88px);
}

.nav-link {
  position: relative;
  font-size: clamp(15px, .95vw, 18.1px);
  font-weight: 500;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .9);
  padding: 8px 2px;
  transition: color .3s ease;
}

.nav-link:hover { color: var(--white); }

.nav-link.active {
  font-weight: 800;
  color: var(--white);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -4px;
  transform: translateX(-50%);
  width: 42px;
  height: 4px;
  border-radius: 2px;
  background: var(--white);
}

.search-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: clamp(15px, .95vw, 18.1px);
  font-weight: 500;
  color: rgba(255, 255, 255, .9);
  transition: color .3s ease;
}

.search-btn svg { width: 22px; height: 22px; }
.search-btn:hover { color: var(--white); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}

/* ============================================
   搜索浮层
   ============================================ */
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(45, 28, 16, .9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 22vh;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s ease, visibility .35s ease;
}

.search-overlay.open { opacity: 1; visibility: visible; }

.search-box {
  width: min(720px, 86vw);
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 2px solid rgba(255, 255, 255, .7);
  padding: 6px 4px 16px;
}

.search-box svg { width: 26px; height: 26px; flex: none; color: var(--white); }

.search-box input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-family: var(--sans);
  font-size: 22px;
  color: var(--white);
}

.search-box input::placeholder { color: rgba(255, 255, 255, .55); }

#searchClose {
  font-size: 34px;
  line-height: 1;
  color: rgba(255, 255, 255, .8);
  padding: 0 4px;
}

/* ============================================
   首屏主视觉
   ============================================ */
.hero {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 520px;
  overflow: hidden;
  background: var(--brown);
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-scrim { display: none; }

.hero-inner {
  position: absolute;
  left: clamp(20px, 8.96vw, 172px);
  top: 30.5%;
}

.hero-en {
  font-family: var(--display);
  font-size: clamp(13px, .96vw, 18.3px);
  letter-spacing: .42em;
  color: var(--white);
  margin-bottom: clamp(14px, 1.5vw, 28px);
  padding-left: 6px;
}

.hero-title {
  font-size: clamp(32px, 3.74vw, 71.8px);
  font-weight: 500;
  letter-spacing: .06em;
  line-height: 1.22;
  color: var(--white);
  margin-bottom: clamp(22px, 2.6vw, 48px);
  white-space: nowrap;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  font-size: clamp(14px, 1.13vw, 21.5px);
  border: clamp(1px, .046em, 1.5px) solid rgba(255, 255, 255, .95);
  border-radius: 999px;
  padding: 0 1.05em 0 0;
  background: rgba(194, 163, 135, .55);
}

.badge-tag {
  flex: none;
  background: var(--tan-dark);
  color: var(--white);
  border-radius: 999px;
  font-size: inherit;
  font-weight: 500;
  line-height: 1.22;
  letter-spacing: .06em;
  padding: .11em .77em;
  margin-right: .73em;
}

.badge-text {
  font-size: inherit;
  font-weight: 500;
  line-height: 1.22;
  letter-spacing: .06em;
  white-space: nowrap;
  color: var(--white);
}

/* 入场动效 */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s ease, transform .9s cubic-bezier(.22, .61, .36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-inner .reveal:nth-child(1) { transition-delay: .15s; }
.hero-inner .reveal:nth-child(2) { transition-delay: .3s; }
.hero-inner .reveal:nth-child(3) { transition-delay: .45s; }

/* ============================================
   页脚
   ============================================ */
.site-footer {
  background: linear-gradient(180deg, #efd9c6 0%, var(--cream) 100%);
  color: var(--brown);
  padding: clamp(34px, 4vw, 60px) var(--pad-x) clamp(20px, 2.2vw, 34px);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
}

.contact-col { display: flex; flex-direction: column; gap: clamp(16px, 1.6vw, 26px); }

.contact-row {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.2vw, 22px);
  flex-wrap: wrap;
}

.contact-icon {
  width: .95em;
  height: auto;
  flex: none;
}

/* .contact-icon[src*="phone"] { width: .66em; } */

.contact-pill {
  flex: none;
  width: 12.07em;
  background: var(--tan);
  color: #5c3c27;
  border: 1px solid rgba(255, 255, 255, .95);
  border-radius: .53em;
  font-size: clamp(14px, 1.13vw, 21.5px);
  font-weight: 500;
  letter-spacing: .06em;
  line-height: 1;
  padding: .13em 0;
  text-align: center;
  white-space: nowrap;
}

.contact-value {
  font-size: clamp(14px, 1.13vw, 21.5px);
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--brown);
}

.qr-col {
  display: flex;
  gap: clamp(20px, 2.4vw, 46px);
  flex: none;
}

.qr-item { text-align: center; }

.qr-item img {
  width: clamp(96px, 8.4vw, 150px);
  height: auto;
  border-radius: 10px;
}

.qr-item figcaption {
  margin-top: 12px;
  font-size: clamp(10px, .61vw, 11.6px);
  font-weight: 500;
  letter-spacing: .05em;
  color: var(--brown);
  white-space: nowrap;
}

.disclaimer {
  margin-top: clamp(24px, 2.6vw, 42px);
  max-width: 1120px;
  font-size: clamp(9px, .6vw, 11.4px);
  line-height: 1.7;
  letter-spacing: .02em;
  color: rgba(90, 58, 34, .78);
}

.footer-beian {
  margin-top: clamp(10px, 1.1vw, 18px);
  font-size: clamp(10px, .68vw, 13px);
  line-height: 1.6;
  letter-spacing: .04em;
  text-align: center;
}

.footer-beian a {
  color: rgba(90, 58, 34, .78);
  text-decoration: none;
}

.footer-beian a:hover {
  color: var(--brown);
  text-decoration: underline;
}

/* ============================================
   关于我们页
   ============================================ */
.about-hero {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--brown);
}

.about-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.about-hero-inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 1.56vw, 30px);
  padding-bottom: clamp(48px, 4.9vw, 94px);
}

.about-hero-title {
  font-size: clamp(22px, 2.83vw, 54.4px);
  font-weight: 500;
  letter-spacing: .03em;
  line-height: 1.22;
  color: var(--white);
  white-space: nowrap;
}

.scroll-hint {
  display: inline-flex;
  align-items: center;
  height: 1.58em;
  padding: 0 .23em 0 2.65em;
  gap: 1.68em;
  border: 1px solid rgba(255, 255, 255, .95);
  border-radius: 999px;
  font-size: clamp(14px, 1.32vw, 25.3px);
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--white);
  transition: background-color .3s ease;
}

.scroll-hint:hover { background: rgba(255, 255, 255, .08); }

.scroll-hint-circle {
  width: 1.28em;
  height: 1.28em;
  border-radius: 50%;
  background: var(--white);
  color: var(--brown);
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
}

.scroll-hint-circle svg { width: 58%; height: 58%; }

/* Founder Voice */
.founder {
  position: relative;
  background: #fbfbfa;
  overflow: hidden;
}

.founder-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .65;
  pointer-events: none;
}

.founder-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  min-height: clamp(480px, 56.25vw, 1080px);
}

.founder-text {
  position: relative;
  padding: clamp(40px, 9.3vw, 178px) clamp(20px, 2.1vw, 40px) clamp(40px, 5vw, 96px) clamp(20px, 11.65vw, 224px);
}

.founder-en {
  font-family: var(--display);
  font-size: clamp(30px, 3.59vw, 69px);
  line-height: .83;
  color: #573823;
  margin-bottom: clamp(20px, 2.02vw, 38.7px);
}

.founder-title {
  font-size: clamp(22px, 2.5vw, 48px);
  font-weight: 800;
  line-height: 1.25;
  color: #573823;
  margin-bottom: clamp(40px, 5.8vw, 111px);
}

.founder-ornament {
  position: absolute;
  left: clamp(20px, 47.9vw, 920px);
  top: clamp(150px, 10.28vw, 197px);
  width: 2px;
  height: clamp(120px, 7.7vw, 148px);
  background: #573823;
}

.founder-ornament::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: clamp(-31px, -1.58vw, -15px);
  transform: translateX(-50%);
  width: clamp(7px, .47vw, 9px);
  height: clamp(7px, .47vw, 9px);
  border-radius: 50%;
  background: #573823;
}

.founder-body {
  font-size: clamp(13px, .94vw, 18px);
  font-weight: 300;
  line-height: 1.76;
  color: #573823;
  margin-bottom: clamp(16px, 1.65vw, 31.6px);
  margin-left: clamp(8px, .81vw, 15.5px);
  max-width: clamp(300px, 35.5vw, 681px);
}

.founder-body:last-child { margin-bottom: 0; }

.founder-media {
  position: relative;
  min-height: 0;
}

.founder-media.reveal {
  transform: none;
}

.founder-media img {
  position: absolute;
  left: 0;
  width: 100%;
  top: var(--tt, 0px);
  height: calc(var(--tb, 0px) - var(--tt, 0px));
  object-fit: cover;
  object-position: center top;
  -webkit-mask-image: linear-gradient(180deg, #000 94%, transparent 100%);
          mask-image: linear-gradient(180deg, #000 94%, transparent 100%);
}

/* Brand Story */
.story {
  background: #f3e4d7;
  padding: clamp(60px, 9.15vw, 176px) clamp(20px, 6.2vw, 119px) clamp(50px, 6.5vw, 125px) clamp(20px, 11.65vw, 224px);
}

.story-head { margin-bottom: clamp(40px, 4.17vw, 80px); }

.story-en {
  font-family: var(--display);
  font-size: clamp(30px, 3.59vw, 69px);
  line-height: .83;
  color: #573823;
  margin-bottom: clamp(4px, .42vw, 8px);
}

.story-title {
  font-size: clamp(22px, 2.5vw, 48px);
  font-weight: 800;
  line-height: 1.2;
  color: #573823;
}

.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 4.38vw, 84px);
}

.timeline::before {
  content: "";
  position: absolute;
  left: calc(clamp(0px, .885vw, 17px) + clamp(180px, 14.9vw, 286px) + clamp(45px, 4.32vw, 83px) + clamp(70px, 6.3vw, 121px) + clamp(50px, 4.9vw, 94px));
  top: var(--tl-top, clamp(-270px, -14.06vw, -100px));
  bottom: clamp(10px, 1.04vw, 20px);
  width: 2px;
  background: #573823;
}

.tl-item {
  position: relative;
  display: flex;
  padding-left: clamp(0px, .885vw, 17px);
}

.tl-media {
  flex: none;
  width: clamp(180px, 14.9vw, 286px);
  aspect-ratio: 286 / 217;
  overflow: hidden;
}

.tl-item:nth-child(4) .tl-media { aspect-ratio: 286 / 288; }

.tl-media--cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tl-media--contain {
  background: #f5ede4;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tl-media--contain img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.tl-year {
  flex: none;
  font-size: clamp(16px, 1.46vw, 28px);
  font-weight: 700;
  line-height: 1.24;
  color: #573823;
  white-space: nowrap;
  margin-left: clamp(45px, 4.32vw, 83px);
  width: clamp(70px, 6.3vw, 121px);
}

.tl-line {
  flex: none;
  position: relative;
  margin-left: clamp(50px, 4.9vw, 94px);
  width: 2px;
  align-self: stretch;
  background: transparent;
}

.tl-line::after {
  content: "";
  position: absolute;
  left: 50%;
  top: clamp(7px, .45vw, 9px);
  transform: translateX(-50%);
  width: clamp(7px, .47vw, 9px);
  height: clamp(7px, .47vw, 9px);
  border-radius: 50%;
  background: #573823;
}

.tl-body {
  font-size: clamp(13px, .94vw, 18px);
  font-weight: 300;
  line-height: 1.76;
  color: #573823;
  margin-left: clamp(25px, 2.5vw, 48px);
  width: clamp(300px, 40vw, 769px);
}

/* Milestones */
.milestones {
  background: #f3e4d7;
  padding: clamp(40px, 6.2vw, 119px) clamp(20px, 11.23vw, 216px) clamp(36px, 3.75vw, 72px) clamp(20px, 11.875vw, 228px);
}

.milestones-inner {
  display: grid;
  grid-template-columns: 272.1fr 113.3fr 272.8fr 138.5fr 265.2fr 150.3fr 264.2fr;
}

.ms-item { position: relative; }

.ms-item:nth-child(1) { grid-column: 1; }
.ms-item:nth-child(2) { grid-column: 3; }
.ms-item:nth-child(3) { grid-column: 5; }
.ms-item:nth-child(4) { grid-column: 7; }

.ms-bar {
  width: 100%;
  height: clamp(8px, .58vw, 11px);
  background: #ddc7b2;
}

.ms-num {
  position: absolute;
  left: clamp(-22px, -.94vw, -13px);
  top: clamp(15px, 1.55vw, 30px);
  z-index: 2;
  font-size: clamp(40px, 4.87vw, 93.5px);
  font-weight: 900;
  line-height: 1;
  color: #000;
  letter-spacing: -.02em;
  transform: skewX(-9.4deg);
  transform-origin: left bottom;
}

.ms-item:nth-child(2) .ms-num { top: clamp(120px, 13.7vw, 263px); }
.ms-item:nth-child(4) .ms-num { top: clamp(70px, 7.5vw, 144px); }

.ms-note {
  position: absolute;
  left: clamp(1px, .1vw, 2px);
  top: clamp(38px, 3.78vw, 72.6px);
  font-size: clamp(8px, .59vw, 11.4px);
  line-height: 1.2;
  color: #613a1e;
  font-weight: 500;
}

/* figure = PDF clip 后的可见区域（4 栏均为 264.2 × 233.25） */
.ms-media {
  position: relative;
  width: 100%;
  aspect-ratio: 264.2 / 233.25;
  overflow: hidden;
}

.ms-item:nth-child(1) .ms-media,
.ms-item:nth-child(3) .ms-media { margin-top: clamp(24px, 3.31vw, 63.5px); }
.ms-item:nth-child(2) .ms-media { margin-top: clamp(120px, 15.46vw, 296.8px); }
.ms-item:nth-child(4) .ms-media { margin-top: clamp(70px, 9.26vw, 177.7px); }

/* img 覆盖完整的 PDF image box，靠百分比偏移还原 clip */
.ms-media img { position: absolute; max-width: none; }

.ms-item:nth-child(1) .ms-media img {
  left: -1.52%; top: -6.61%; width: 102.98%; height: 118.61%;
}

.ms-item:nth-child(2) .ms-media img {
  left: -3.27%; top: -72.92%; width: 103.27%; height: 184.81%;
}

.ms-item:nth-child(3) .ms-media img {
  left: 0; top: -27.23%; width: 100.35%; height: 137.39%;
}

.ms-item:nth-child(4) .ms-media img {
  left: 0; top: -5.58%; width: 100%; height: 113.27%;
}

.ms-title {
  font-size: clamp(16px, 1.46vw, 28px);
  font-weight: 700;
  line-height: 1.24;
  color: #573823;
}

.ms-item:nth-child(1) .ms-title,
.ms-item:nth-child(3) .ms-title { margin-top: clamp(20px, 1.92vw, 36.8px); }
.ms-item:nth-child(2) .ms-title,
.ms-item:nth-child(4) .ms-title { margin-top: clamp(21px, 2.05vw, 39.4px); }

.ms-title { margin-bottom: clamp(16px, 1.59vw, 30.6px); width: 130%; }

.ms-body {
  font-size: clamp(13px, .94vw, 18px);
  font-weight: 300;
  line-height: 1.76;
  color: #573823;
  width: 130%;
}

/* milestone2 文本进一步放宽到 150%（仅桌面）：右侧为空白区，不影响 milestone3 列位 */
@media (min-width: 1025px) {
  .ms-item:nth-child(2) .ms-title,
  .ms-item:nth-child(2) .ms-body { width: 150%; }
}

/* ============================================
   产品介绍页
   ============================================ */
.products-hero {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--brown);
}

.products-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.products-hero-inner {
  position: absolute;
  left: clamp(20px, 8.96vw, 172px);
  top: 31.5%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.products-hero-en {
  font-family: var(--display);
  font-size: clamp(13px, .95vw, 18.3px);
  letter-spacing: .42em;
  color: var(--white);
  margin-bottom: clamp(14px, 1.23vw, 23.6px);
}

.products-hero-title {
  font-size: clamp(28px, 2.83vw, 54.4px);
  font-weight: 500;
  letter-spacing: .06em;
  line-height: 1.22;
  color: var(--white);
  white-space: nowrap;
  margin-bottom: clamp(40px, 4.27vw, 82px);
}

/* 产品区块 */
.product {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 600px;
  overflow: hidden;
}

.product--cream { background: #f3e4d7; }

.product-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.product-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  gap: clamp(40px, 9.98vw, 192px);
  padding: clamp(40px, 10.45vw, 201px) clamp(24px, 10.49vw, 201px) clamp(36px, 10.18vw, 195px);
  height: 100%;
}

.product-media {
  position: relative;
  flex: none;
  width: clamp(220px, 26.71vw, 513px);
  border-radius: clamp(24px, 2.5vw, 48px);
  overflow: hidden;
}

.product-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-media { aspect-ratio: 512.8 / 683.9; }
.product--mask .product-media { aspect-ratio: 512.8 / 698.7; }
.product--serum .product-media { aspect-ratio: 512.8 / 698.7; }

.product-arrow {
  position: absolute;
  top: clamp(10px, 1.73vw, 33px);
  left: clamp(10px, 1.46vw, 28px);
  width: clamp(56px, 5.87vw, 113px);
  height: clamp(56px, 5.87vw, 113px);
  border-radius: 50%;
  background: rgba(243, 228, 215, .92);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .3s ease, transform .3s ease;
}

.product-arrow svg {
  width: 42%;
  height: 42%;
  color: #5a3a22;
}

.product-arrow:hover {
  background: rgba(255, 255, 255, .98);
  transform: translateX(4px);
}

.product-info {
  flex: 1;
  min-width: 0;
  padding-top: clamp(8px, 1.33vw, 26px);
  color: #573823;
}

.product-title {
  font-size: clamp(22px, 2.5vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  color: #573823;
  margin-bottom: clamp(14px, 1.56vw, 30px);
}

.product-en {
  font-family: var(--display);
  font-size: clamp(12px, .95vw, 18.3px);
  letter-spacing: .32em;
  color: #573823;
  margin-bottom: clamp(20px, 2.4vw, 46px);
}

.product-divider {
  width: clamp(30px, 2.4vw, 46px);
  height: 2px;
  background: #573823;
  margin-bottom: clamp(22px, 2.6vw, 50px);
}

.product-meta {
  font-size: clamp(11px, .9375vw, 18px);
  line-height: 1.85;
  color: #573823;
  margin-bottom: 2px;
}

.product-label {
  font-weight: 800;
  margin-right: 4px;
}

.product-features-title {
  font-size: clamp(13px, .9375vw, 18px);
  font-weight: 800;
  color: #573823;
  margin: clamp(18px, 2vw, 38px) 0 clamp(8px, .9vw, 17px);
}

.product-features {
  list-style: none;
  padding: 0;
}

.product-features li {
  font-size: clamp(11px, .9375vw, 18px);
  font-weight: 300;
  line-height: 1.78;
  color: #573823;
  margin-bottom: clamp(2px, .35vw, 7px);
}

.product-features li strong { font-weight: 700; }

.product-desc {
  font-size: clamp(11px, .9375vw, 18px);
  font-weight: 300;
  line-height: 1.78;
  color: #573823;
}

.product-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: clamp(28px, 3.3vw, 64px);
  padding: 0 clamp(40px, 4.7vw, 90px);
  height: clamp(40px, 3.07vw, 59px);
  border-radius: 999px;
  background: #c2a387;
  color: #573823;
  font-size: clamp(14px, 1.46vw, 28px);
  font-weight: 700;
  letter-spacing: .06em;
  border: 1px solid rgba(255, 255, 255, .6);
  transition: filter .3s ease, transform .3s ease;
}

.product-btn:hover { filter: brightness(1.05); transform: translateY(-2px); }

/* ============================================
   扫码引导弹窗
   ============================================ */
.qr-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(16px, 4vw, 60px);
  background: rgba(45, 28, 16, .55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease;
}

.qr-modal.open {
  opacity: 1;
  visibility: visible;
}

.qr-modal__card {
  position: relative;
  display: flex;
  align-items: stretch;
  gap: clamp(20px, 3.1vw, 60px);
  width: min(880px, 92vw);
  padding: clamp(24px, 3.6vw, 56px) clamp(28px, 4.2vw, 64px);
  background: #c2a387;
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: clamp(16px, 2.1vw, 40px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .25);
  transform: scale(.96);
  transition: transform .3s cubic-bezier(.22, .61, .36, 1);
}

.qr-modal.open .qr-modal__card { transform: scale(1); }

.qr-modal__code {
  flex: none;
  width: clamp(120px, 18vw, 200px);
  height: auto;
  border-radius: 8px;
}

.qr-modal__text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  color: #fff;
}

.qr-modal__title {
  font-size: clamp(16px, 1.77vw, 34px);
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 auto;
  color: #fff;
}

.qr-modal__desc {
  font-size: clamp(13px, 1.22vw, 23.5px);
  font-weight: 300;
  line-height: 1.75;
  color: #fff;
  margin: 0 0 clamp(4px, .4vw, 8px);
}

.qr-modal__hint {
  font-size: clamp(13px, 1.22vw, 23.5px);
  font-weight: 300;
  line-height: 1.75;
  color: #fff;
  margin: 0;
}

.qr-modal__close {
  position: absolute;
  top: clamp(10px, 1.3vw, 20px);
  right: clamp(12px, 1.5vw, 24px);
  width: clamp(40px, 3.1vw, 52px);
  height: clamp(40px, 3.1vw, 52px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(30px, 2.6vw, 46px);
  line-height: 1;
  color: #fff;
  border-radius: 50%;
  transition: background .25s ease;
}

.qr-modal__close:hover { background: rgba(255, 255, 255, .18); }

@media (max-width: 640px) {
  .qr-modal__card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: clamp(16px, 4vw, 24px);
    padding: clamp(20px, 5vw, 28px);
  }
  .qr-modal__code { width: min(160px, 50vw); }
  .qr-modal__text {
    gap: clamp(8px, 2vw, 12px);
  }
  .qr-modal__title { margin: 0; }
}

/* ============================================
   资讯页
   ============================================ */
.news-hero {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--brown);
}

.news-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.news-hero-inner {
  position: absolute;
  left: clamp(20px, 8.96vw, 172px);
  top: 31.5%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.news-hero-en {
  font-family: var(--display);
  font-size: clamp(13px, .95vw, 18.3px);
  letter-spacing: .42em;
  color: var(--white);
  margin-bottom: clamp(14px, 1.23vw, 23.6px);
}

.news-hero-title {
  font-size: clamp(28px, 2.83vw, 54.4px);
  font-weight: 500;
  letter-spacing: .06em;
  line-height: 1.22;
  color: var(--white);
  white-space: nowrap;
  margin-bottom: clamp(40px, 4.27vw, 82px);
}

/* 资讯排 */
.news-row {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: clamp(60px, 6.25vw, 120px) 0;
}

.news-row-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.news-row-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  gap: clamp(24px, 3.6vw, 70px);
  padding: 0 clamp(20px, 8.7vw, 167px);
}

.news-heading {
  flex: none;
  width: clamp(160px, 16vw, 300px);
  padding-top: clamp(8px, .8vw, 16px);
}

.news-heading-title {
  font-size: clamp(22px, 2.5vw, 48px);
  font-weight: 800;
  line-height: 1.1;
  color: #573823;
  margin-bottom: clamp(10px, 1.2vw, 23px);
}

.news-heading-en {
  font-family: var(--display);
  font-size: clamp(16px, 1.56vw, 30px);
  letter-spacing: .05em;
  color: #c2a488;
  margin-bottom: clamp(16px, 1.9vw, 36px);
}

.news-heading-line {
  width: clamp(24px, 2.4vw, 46px);
  height: 2px;
  background: #573823;
  margin-bottom: clamp(14px, 1.6vw, 30px);
}

.news-heading-sub {
  font-size: clamp(12px, 1.25vw, 24px);
  font-weight: 800;
  color: #573823;
}

/* 左侧导航点 */
.news-dots {
  position: absolute;
  left: clamp(14px, 3.75vw, 72px);
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 1.04vw, 20px);
}

.news-dot {
  width: clamp(7px, .52vw, 10px);
  height: clamp(7px, .52vw, 10px);
  border-radius: 50%;
  border: 1px solid #868686;
  transition: background .25s ease;
}

.news-dot.active {
  background: #563822;
  border-color: #563822;
}

.news-cards {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2.6vw, 50px);
}

.news-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.news-card--featured {
  background: #fff;
  border-radius: clamp(12px, 1.6vw, 30px);
  padding: clamp(16px, 1.64vw, 31.4px) clamp(20px, 1.8vw, 35px) clamp(20px, 1.6vw, 30px);
  margin-top: calc(-1 * clamp(16px, 1.64vw, 31.4px));
  margin-bottom: calc(-1 * clamp(20px, 1.6vw, 30px));
  box-shadow: 0 8px 30px rgba(87, 56, 35, .08);
}

.news-card-date {
  display: flex;
  align-items: flex-end;
  gap: clamp(6px, .5vw, 9.5px);
  margin-bottom: clamp(14px, 1.4vw, 27px);
}

.news-card-num {
  font-size: clamp(24px, 2.34vw, 44.9px);
  font-weight: 800;
  line-height: 1;
  color: #573823;
}

.news-card-month {
  font-size: clamp(11px, 1.04vw, 20px);
  font-weight: 800;
  color: #c2a488;
  letter-spacing: .05em;
  margin-bottom: clamp(5px, .46vw, 9px);
}

.news-card-title {
  font-size: clamp(14px, 1.04vw, 20px);
  font-weight: 700;
  line-height: 1.4;
  color: #573823;
  margin-bottom: clamp(10px, .9vw, 17px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.news-card-desc {
  font-size: clamp(10px, .885vw, 17px);
  font-weight: 300;
  line-height: 1.7;
  color: #573823;
  margin-bottom: clamp(16px, 1.6vw, 30px);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  margin-bottom: clamp(16px, 1.6vw, 30px);
}

/* featured 卡片图片与其他卡片同宽：白卡向左右各放宽一个 padding，
   内容区（含图片）与普通卡片对齐 */
@media (min-width: 1025px) {
  .news-card--featured {
    margin-left: calc(-1 * clamp(20px, 1.8vw, 35px));
    margin-right: calc(-1 * clamp(20px, 1.8vw, 35px));
  }
}

.news-card-btn {
  align-self: flex-start;
  margin-top: auto;
  width: clamp(36px, 2.8vw, 54px);
  height: clamp(36px, 2.8vw, 54px);
  border-radius: 50%;
  border: 1.5px solid #573823;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #573823;
  transition: background .3s ease, color .3s ease;
}

.news-card-btn svg { width: 45%; height: 45%; }

.news-card-btn:hover {
  background: #573823;
  color: #fff;
}

.news-card-btn--filled {
  background: #573823;
  color: #fff;
  border-color: #573823;
}

.news-card-btn--filled:hover {
  background: #6b4429;
  border-color: #6b4429;
}

/* ============================================
   响应式
   ============================================ */
@media (max-width: 1024px) {
  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(320px, 80vw);
    flex-direction: column;
    justify-content: center;
    gap: 38px;
    background: rgba(70, 44, 25, .97);
    transform: translateX(100%);
    transition: transform .4s ease;
  }

  .main-nav.open { transform: translateX(0); }

  .nav-link { font-size: 20px; }

  .search-btn { margin-left: auto; margin-right: 18px; }

  .nav-toggle { display: flex; z-index: 120; }

  .nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

  .hero { aspect-ratio: auto; height: 100vh; min-height: 600px; max-height: 820px; }
  .hero-bg { object-position: 62% center; }
  .hero-inner { top: 26%; left: 7vw; right: 7vw; }

  .hero-scrim {
    display: block;
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(60,38,22,.35) 0%, rgba(60,38,22,0) 38%, rgba(60,38,22,0) 100%);
  }

  .footer-inner { flex-direction: column; }
  .qr-col { align-self: stretch; justify-content: space-between; }

  /* 关于我们页 */
  .founder-inner {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .founder-media {
    min-height: 0;
    order: 2;
  }

  .founder-media img {
    position: static;
    width: 100%;
    height: auto;
    -webkit-mask-image: none;
            mask-image: none;
  }

  .founder-ornament { display: none; }

  .timeline::before { display: none; }

  .tl-item {
    flex-direction: column;
    row-gap: 12px;
    padding-left: 0;
  }

  .tl-media { width: 100%; max-width: 420px; }
  .tl-year { margin-left: 0; width: auto; }
  .tl-line { display: none; }
  .tl-body { margin-left: 0; width: auto; max-width: 100%; }

  .founder-body { margin-left: 0; max-width: 100%; }

  .milestones-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 4vw, 60px);
    row-gap: clamp(40px, 6vw, 80px);
  }

  .milestones-inner .ms-item:nth-child(n) { grid-column: auto; }

  .ms-note { display: none; }
  .ms-title, .ms-body { width: auto; }

  /* 产品页：移动端改为单列 */
  .product { aspect-ratio: auto; min-height: 0; }
  .product-inner {
    flex-direction: column;
    gap: clamp(24px, 5vw, 40px);
    padding: clamp(36px, 8vw, 70px) clamp(20px, 6vw, 40px);
  }
  .product-media { width: 100%; max-width: 420px; }
  .product-media,
  .product--mask .product-media,
  .product--serum .product-media { aspect-ratio: 512.8 / 683.9; }
  .product-info { padding-top: 0; }
  .product-arrow { width: 56px; height: 56px; }
  .products-hero-title { white-space: normal; }

  /* 资讯页 */
  .news-hero { aspect-ratio: auto; height: 60vh; min-height: 420px; }
  .news-hero-inner { left: 7vw; right: 7vw; }
  .news-hero-title { white-space: normal; }
  .news-row-inner { flex-direction: column; }
  .news-heading { width: auto; padding-top: 0; }
  .news-cards { grid-template-columns: repeat(2, 1fr); width: 100%; }
  .news-dots { display: none; }
}

@media (max-width: 640px) {
  :root { --header-h: 96px; }

  .search-btn span { display: none; }
  .search-btn svg { width: 22px; height: 22px; }

  .hero-title { white-space: normal; font-size: clamp(30px, 8.6vw, 46px); }

  .hero-badge {
    flex-wrap: wrap;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 22px;
  }

  .badge-tag { margin-right: 0; }
  .badge-text { white-space: normal; font-size: 14px; }

  .contact-row { gap: 10px; }
  .qr-col { gap: 10px; justify-content: space-between; }
  .qr-item figcaption { font-size: 9px; }

  /* 关于我们页 */
  .about-hero { min-height: 420px; }

  .about-hero-inner { padding: calc(var(--header-h) + 8px) 16px 24px; }

  .about-hero-title { white-space: normal; text-align: center; padding: 0 24px; }

  .scroll-hint { padding: 0 .3em 0 1.2em; gap: .8em; }

  .founder-text { padding-left: clamp(20px, 6vw, 40px); padding-right: clamp(20px, 6vw, 40px); }

  .story { padding-left: clamp(20px, 6vw, 40px); padding-right: clamp(20px, 6vw, 40px); }

  .milestones { padding-left: clamp(20px, 6vw, 40px); padding-right: clamp(20px, 6vw, 40px); }

  .milestones-inner { grid-template-columns: 1fr; }

  /* 资讯页 */
  .news-cards { grid-template-columns: 1fr; }
  .news-card--featured { margin-bottom: 0; }
}

/* ============================================
   资讯详情页
   ============================================ */

/* Hero */
.article-hero {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 520px;
  overflow: hidden;
  background: var(--brown);
}

.article-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.article-hero-inner {
  position: absolute;
  left: var(--pad-x);
  top: 50%;
  transform: translateY(-50%);
  max-width: 1080px;
}

.article-hero-title {
  font-size: clamp(28px, 2.8vw, 54px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: clamp(14px, 1.5vw, 28px);
  white-space: nowrap;
  text-shadow: 0 2px 12px rgba(0, 0, 0, .3);
}

.article-hero-en {
  font-family: var(--display);
  font-size: clamp(15px, 1.2vw, 23px);
  letter-spacing: .2em;
  color: var(--white);
  margin-bottom: clamp(20px, 2.2vw, 42px);
}

.article-hero-line {
  width: clamp(24px, 2.4vw, 46px);
  height: 2px;
  background: var(--white);
  margin-bottom: clamp(24px, 2.6vw, 50px);
}

.article-hero-text p {
  font-size: clamp(14px, 1.04vw, 20px);
  font-weight: 600;
  line-height: 4;
  color: rgba(255, 255, 255, .95);
  white-space: nowrap;
}

/* 通用内容区块 */
.article-section {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: clamp(60px, 7.8vw, 150px) clamp(24px, 3.6vw, 64px);
}

.article-section--cream { background: #f7f4ef; }
.article-section--dark { background: var(--brown); }

/* 背景图向下延伸，承托浮动卡片 */
.article-section--extend-bg {
  overflow: visible;
  --bg-extend: clamp(160px, 16vw, 300px);
}

.article-section--extend-bg .article-section-bg {
  height: auto;
  bottom: calc(-1 * var(--bg-extend));
}

.article-section-silk {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
}

.article-section-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* 床上看手机区：图片全显，左侧压暗保证文字可读 */
.article-section--scrim::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(45, 28, 16, .78) 0%, rgba(45, 28, 16, .45) 38%, rgba(45, 28, 16, 0) 68%);
  pointer-events: none;
}

.article-section-inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.article-section--dark .article-section-inner { color: var(--white); }

.article-section-title {
  font-size: clamp(22px, 2.5vw, 48px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: clamp(10px, 1.2vw, 23px);
}

.article-section--cream .article-section-title { color: #573823; }
.article-section--dark .article-section-title { color: var(--white); }

.article-section-en {
  font-family: var(--display);
  font-size: clamp(16px, 1.56vw, 30px);
  letter-spacing: .05em;
  margin-bottom: clamp(16px, 1.9vw, 36px);
}

.article-section--cream .article-section-en { color: #573823; }
.article-section--dark .article-section-en { color: rgba(255, 255, 255, .6); }

.article-section-line {
  width: clamp(24px, 2.4vw, 46px);
  height: 2px;
  margin-bottom: clamp(24px, 2.6vw, 50px);
}

.article-section--cream .article-section-line { background: #573823; }
.article-section--dark .article-section-line { background: var(--white); }

.article-section-text p {
  font-size: clamp(13px, .94vw, 18px);
  font-weight: 300;
  line-height: 1.9;
  margin-bottom: clamp(12px, 1.2vw, 24px);
}

.article-section--cream .article-section-text p { color: #573823; }
.article-section--dark .article-section-text p { color: rgba(255, 255, 255, .92); }

/* 强文区块：正文加粗同标题色 */
.article-section--strong .article-section-text p,
.article-section--strong .article-strategy-text p { font-weight: 600; color: #573823; }

/* 深色区块：引言与损伤列表正文加粗 */
.article-section--bold .article-section-text p,
.article-section--bold .article-damage-list li { font-weight: 600; }

.article-section-text sup { font-size: .7em; }

/* 损伤列表（深色区） */
.article-damage-list {
  list-style: none;
  padding: 0;
  counter-reset: damage;
}

.article-damage-list li {
  font-size: clamp(13px, .94vw, 18px);
  font-weight: 300;
  line-height: 1.9;
  color: rgba(255, 255, 255, .92);
  margin-bottom: clamp(14px, 1.4vw, 28px);
  padding-left: 28px;
  position: relative;
  counter-increment: damage;
}

.article-damage-list li::before {
  content: counter(damage) ".";
  position: absolute;
  left: 0;
  font-weight: 700;
  color: var(--white);
}

.article-damage-list li strong {
  font-weight: 700;
  color: var(--white);
}

/* 策略区块（左文右图） */
.article-strategy {
  position: relative;
  display: grid;
  grid-template-columns: minmax(600px, 1.35fr) minmax(450px, 1fr);
  gap: clamp(36px, 5.5vw, 104px);
  align-items: center;
  margin-bottom: clamp(48px, 5.2vw, 100px);
  padding-bottom: clamp(48px, 5.2vw, 100px);
}

.article-strategy:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
}

/* 段落间虚线分隔 */
.article-strategy:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: clamp(18px, 2vw, 38px);
  height: 1px;
  background: repeating-linear-gradient(
    to right,
    rgba(87, 56, 35, .55) 0 10px,
    transparent 10px 20px
  );
}

/* 虚线左上方品牌小字 */
.article-strategy:not(:last-child)::after {
  content: "EARL\A OF LIGHT";
  white-space: pre;
  position: absolute;
  left: 0;
  bottom: clamp(26px, 2.8vw, 52px);
  font-family: var(--display);
  font-size: clamp(7px, .58vw, 11px);
  line-height: 1.25;
  letter-spacing: .08em;
  color: rgba(87, 56, 35, .85);
}

.article-strategy-title {
  font-size: clamp(16px, 1.25vw, 24px);
  font-weight: 700;
  color: #573823;
  margin-bottom: clamp(12px, 1.2vw, 24px);
}

.article-strategy-text p {
  font-size: clamp(13px, .94vw, 18px);
  font-weight: 300;
  line-height: 3;
  color: #573823;
}

.article-strategy-media {
  border-radius: clamp(8px, 1vw, 20px);
  overflow: hidden;
}

.article-strategy-media img {
  width: 100%;
  height: auto;
  display: block;
}

/* 策略2：三球示意 */
.article-cells-media {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(8px, 1vw, 20px);
  align-items: start;
  margin: 0;
}

.article-cell {
  position: relative;
  text-align: center;
}

.article-cell img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  display: block;
}

.article-cell figcaption {
  margin-top: clamp(6px, .6vw, 12px);
  font-size: clamp(10px, .78vw, 15px);
  font-weight: 500;
  line-height: 1.5;
  color: #573823;
}

.article-cell figcaption small {
  display: block;
  font-size: .85em;
  font-weight: 400;
  color: rgba(87, 56, 35, .75);
}

/* 第三个球的成分引线标注 */
.cell-tag {
  position: absolute;
  z-index: 2;
  font-size: clamp(9px, .72vw, 14px);
  font-weight: 500;
  color: #b08d6e;
  white-space: nowrap;
}

.cell-tag--pga { top: -2%; right: -6%; }
.cell-tag--radical { top: 40%; right: -8%; }

/* 策略3：皮肤屏障结构图 + 引线标签 */
.article-barrier-media {
  margin: 0;
}

.article-barrier-media img {
  width: 100%;
  height: auto;
  display: block;
}

.barrier-labels {
  position: relative;
  height: clamp(20px, 1.8vw, 34px);
}

.barrier-labels span {
  position: absolute;
  left: var(--x);
  transform: translateX(-50%);
  font-size: clamp(9px, .72vw, 14px);
  font-weight: 500;
  color: #573823;
  white-space: nowrap;
}

.barrier-labels--top { margin-bottom: clamp(2px, .2vw, 4px); }
.barrier-labels--bottom { margin-top: clamp(2px, .2vw, 4px); }

/* 生活习惯建议段落 */
.article-tips-text p {
  font-weight: 600;
  line-height: 3;
}

/* 底部浮动卡片 */
.article-card-section {
  position: relative;
  z-index: 2;
  padding: clamp(60px, 6vw, 120px) var(--pad-x) 0;
  margin-top: calc(-1 * clamp(60px, 6vw, 120px));
  background: transparent;
  overflow: hidden;
}

.article-card-section::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: calc(clamp(100px, 10vw, 180px));
  bottom: 0;
  background: url("../assets/article/silk-bg.jpg") center / cover no-repeat;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 56px);
  mask-image: linear-gradient(to bottom, transparent 0, #000 56px);
  pointer-events: none;
}

.article-float-card {
  position: relative;
  z-index: 1;
  max-width: 1040px;
  margin: 0 auto;
  background: var(--white);
  border-radius: clamp(12px, 1.6vw, 30px);
  box-shadow: 0 12px 48px rgba(87, 56, 35, .15);
  overflow: hidden;
}

.article-float-card-text {
  padding: clamp(28px, 3.2vw, 60px) clamp(24px, 2.8vw, 54px) clamp(20px, 2.2vw, 42px);
}

.article-float-card-text p {
  font-size: clamp(13px, .94vw, 18px);
  font-weight: 600;
  line-height: 2.4;
  color: #573823;
  text-align: center;
  white-space: nowrap;
  margin-bottom: clamp(8px, .8vw, 16px);
}

.article-float-card-text p:last-child { margin-bottom: 0; }

.article-float-card-img {
  padding: 0 clamp(24px, 2.8vw, 54px) clamp(28px, 3.2vw, 60px);
}

.article-float-card-img img {
  width: 100%;
  height: auto;
  border-radius: clamp(8px, 1vw, 20px);
}

/* 资料来源 */
.article-sources {
  position: relative;
  background: #f7f4ef;
  padding: clamp(24px, 2.6vw, 50px) var(--pad-x);
  text-align: center;
  overflow: hidden;
}

.article-sources p {
  position: relative;
  z-index: 1;
  font-size: clamp(10px, .72vw, 14px);
  font-weight: 300;
  line-height: 1.8;
  color: rgba(87, 56, 35, .7);
}

/* 响应式 */
@media (max-width: 1200px) {
  .article-strategy { grid-template-columns: 1fr; }
  .article-strategy-media { order: -1; }
  .article-strategy-media,
  .article-cells-media,
  .article-barrier-media { max-width: 640px; width: 100%; margin-inline: auto; }
}

@media (max-width: 1024px) {
  .article-hero { aspect-ratio: auto; height: 60vh; min-height: 420px; }
  .article-hero-inner { left: 7vw; right: 7vw; max-width: none; }
}

@media (max-width: 640px) {
  .article-hero { height: 70vh; }
  .article-hero-title { white-space: normal; }
  .article-hero-text p { white-space: normal; }
  .article-float-card-text p { white-space: normal; line-height: 1.9; }
}

/* ============================================
   常见问题 FAQ
   ============================================ */

/* Hero */
.faq-hero {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--brown);
}

.faq-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.faq-hero-inner {
  position: absolute;
  top: 41%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  width: max-content;
  max-width: 92vw;
}

.faq-hero-title {
  font-size: clamp(28px, 3vw, 58px);
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--white);
  white-space: nowrap;
  margin-bottom: clamp(22px, 2.4vw, 46px);
  text-shadow: 0 2px 24px rgba(60, 35, 10, .28);
}

.faq-scroll {
  display: inline-flex;
  align-items: center;
  height: 1.58em;
  padding: 0 .23em 0 2.65em;
  gap: 1.68em;
  border: 1px solid rgba(255, 255, 255, .95);
  border-radius: 999px;
  font-size: clamp(14px, 1.32vw, 25.3px);
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--white);
  transition: background-color .3s ease;
}

.faq-scroll:hover { background: rgba(255, 255, 255, .08); }

.faq-scroll-text { white-space: nowrap; }

.faq-scroll-icon {
  flex: none;
  width: 1.28em;
  height: 1.28em;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--white);
  color: var(--brown);
}

.faq-scroll-icon svg { width: 58%; height: 58%; }

/* 对话区 */
.faq-section {
  position: relative;
  overflow: hidden;
  background: #f6f4f0;
  padding: clamp(80px, 9vw, 168px) 0 clamp(60px, 7vw, 128px);
}

.faq-section-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
}

.faq-wrap {
  position: relative;
  z-index: 1;
  max-width: 1460px;
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.faq-item { margin-bottom: clamp(64px, 7.5vw, 140px); }
.faq-item:last-child { margin-bottom: 0; }

/* 头像 */
.faq-avatar {
  flex: none;
  width: clamp(54px, 6vw, 116px);
  height: auto;
}

/* 问题行 */
.faq-q {
  display: flex;
  align-items: center;
  gap: clamp(14px, 1.5vw, 28px);
  margin-bottom: clamp(26px, 2.8vw, 54px);
}

.faq-q-bubble {
  position: relative;
  background: var(--tan);
  color: #4d3018;
  font-size: clamp(19px, 2.3vw, 44px);
  font-weight: 600;
  letter-spacing: .04em;
  line-height: 1.3;
  padding: clamp(9px, .95vw, 18px) clamp(20px, 2vw, 38px);
  border-radius: clamp(6px, .7vw, 14px);
}

.faq-q-bubble::before {
  content: "";
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: clamp(7px, .75vw, 14px) solid transparent;
  border-right-color: var(--tan);
}

/* 回答行 */
.faq-a {
  display: flex;
  align-items: flex-start;
  gap: clamp(14px, 1.5vw, 28px);
}

.faq-a-bubble {
  position: relative;
  flex: 1;
  min-width: 0;
  margin-left: calc(clamp(54px, 6vw, 116px) + clamp(14px, 1.5vw, 28px));
  background: rgba(255, 255, 255, .88);
  border: 1px solid rgba(194, 163, 135, .72);
  border-radius: clamp(8px, 1vw, 18px);
  padding: clamp(22px, 2.3vw, 44px) clamp(24px, 2.6vw, 50px);
  box-shadow: 0 6px 34px rgba(110, 80, 50, .07);
}

/* 卡片右侧指向医生头像的双层小三角 */
.faq-a-bubble::before,
.faq-a-bubble::after {
  content: "";
  position: absolute;
  left: 100%;
  top: clamp(26px, 2.5vw, 48px);
  border: clamp(8px, .85vw, 16px) solid transparent;
}

.faq-a-bubble::before { border-left-color: rgba(194, 163, 135, .72); }

.faq-a-bubble::after {
  top: calc(clamp(26px, 2.5vw, 48px) + 1px);
  margin-left: -1.5px;
  border-width: calc(clamp(8px, .85vw, 16px) - 1.5px);
  border-left-color: rgba(255, 255, 255, .95);
}

/* 回答文字 */
.faq-p {
  font-size: clamp(15px, 1.2vw, 23px);
  line-height: 2;
  color: #573823;
  font-weight: 400;
  margin-bottom: clamp(14px, 1.4vw, 26px);
}

.faq-p:last-child { margin-bottom: 0; }
.faq-p strong { font-weight: 700; color: #4a2e18; }

.faq-p--strong { font-weight: 600; }

.faq-p--muted {
  color: #c2a488;
  font-weight: 400;
}

.faq-p--muted strong { color: #573823; }

.faq-ol {
  list-style: decimal inside;
  padding: 0;
  margin: 0 0 clamp(14px, 1.4vw, 26px);
  font-size: clamp(15px, 1.2vw, 23px);
  line-height: 2;
  color: #c2a488;
}

.faq-ol li { margin-bottom: .35em; }
.faq-ol li:last-child { margin-bottom: 0; }

/* 对比表格 */
.faq-table-wrap { overflow-x: auto; }

.faq-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: clamp(13px, 1vw, 19px);
  line-height: 1.65;
  color: #573823;
}

.faq-table th:nth-child(1),
.faq-table td:nth-child(1) { width: 14%; }

.faq-table th,
.faq-table td {
  border: 1.5px solid #573823;
  padding: clamp(8px, .9vw, 17px) clamp(6px, .7vw, 14px);
  text-align: center;
  vertical-align: middle;
  word-break: break-word;
}

.faq-table thead th {
  background: #f5ede6;
  color: #573823;
  font-weight: 600;
  padding-block: clamp(10px, 1.1vw, 20px);
}

.faq-table tbody td { font-weight: 600; }

.faq-table tbody td:nth-child(4) {
  font-size: clamp(12px, .78vw, 15px);
  line-height: 1.7;
}

/* 响应式 */
@media (max-width: 1024px) {
  .faq-hero { aspect-ratio: auto; height: 56vh; min-height: 400px; }
  .faq-hero-title { white-space: normal; text-align: center; }
  .faq-scroll { padding: 0 .3em 0 1.2em; gap: .8em; }
}

@media (max-width: 640px) {
  .faq-hero { height: 62vh; }
  .faq-a-bubble { padding: 20px 18px; }
  .faq-q-bubble { letter-spacing: 0; }
  .faq-a-bubble::before,
  .faq-a-bubble::after { top: 22px; }
}