:root {
  --layout-max: 1080px;
  --paper: #f7f3ea;
  --paper-deep: #ebe4d4;
  --ink: #2c2416;
  --ink-muted: #5c5346;
  --accent: #3d6b4f;
  --accent-soft: #e8f0eb;
  --seal: #9b3d3d;
  --white: #fffef9;
  --radius: 12px;
  --shadow: 0 8px 32px rgba(44, 36, 22, 0.08);
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", serif;
  --section-pad: 52px;
  --section-pad-lg: 64px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  font-size: 16px;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  max-width: var(--layout-max);
  margin: 0 auto;
  padding: 0 20px;
}

.wrap--intro {
  max-width: var(--layout-max);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(247, 243, 234, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--paper-deep);
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  max-width: var(--layout-max);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}

.brand:hover {
  text-decoration: none;
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(44, 36, 22, 0.12);
}

.nav {
  display: flex;
  gap: 20px;
  font-size: 14px;
}

.nav a {
  color: var(--ink-muted);
}

.page-section {
  padding: var(--section-pad) 0;
}

.page-section-alt {
  background: var(--white);
  box-shadow: inset 0 1px 0 var(--paper-deep);
}

.section-head {
  text-align: left;
  margin-bottom: 28px;
  max-width: 640px;
}

.section-head h2 {
  margin: 0 0 8px;
}

.section-head .section-lead {
  margin: 0;
  line-height: 1.6;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.product-facts .facts-dl {
  margin: 0 0 28px;
  padding: 20px 22px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--paper-deep);
}

.facts-dl-row {
  display: grid;
  grid-template-columns: minmax(7em, 9em) 1fr;
  gap: 8px 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--paper-deep);
}

.facts-dl-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.facts-dl-row:first-child {
  padding-top: 0;
}

.facts-dl-row dt {
  margin: 0;
  font-weight: 600;
  color: var(--ink);
}

.facts-dl-row dd {
  margin: 0;
  color: var(--ink-muted);
}

.facts-subhead {
  margin: 32px 0 12px;
  font-size: 1.05rem;
  color: var(--ink);
}

.product-facts .facts-dl + .facts-subhead {
  margin-top: 8px;
}

.facts-table-wrap {
  overflow-x: auto;
  margin-bottom: 12px;
}

.facts-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--paper-deep);
}

.facts-table th,
.facts-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--paper-deep);
}

.facts-table thead th {
  background: var(--accent-soft);
  font-weight: 600;
}

.facts-table tbody tr:last-child th,
.facts-table tbody tr:last-child td {
  border-bottom: none;
}

.facts-table tbody th[scope="row"] {
  font-weight: 600;
  vertical-align: top;
  min-width: 5.5em;
}

.facts-table--compare tbody th[scope="row"] {
  white-space: normal;
  line-height: 1.45;
}

.facts-table--compare td {
  vertical-align: top;
}

.facts-table-row--us th[scope="row"] .facts-type-sub {
  display: block;
  font-weight: 500;
  font-size: 0.88em;
  color: var(--ink-muted);
  margin-top: 2px;
}

.facts-advantages {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  align-items: stretch;
}

.facts-advantages li {
  margin: 0;
  padding: 16px 18px;
  background: var(--white);
  border: 1px solid var(--paper-deep);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* 仅卡片标题块级；正文内加粗保持行内，避免断行把逗号挤到下一行 */
.facts-advantages li > strong,
.facts-advantage-title {
  display: block;
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.35;
}

.facts-advantages p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--ink-muted);
}

.facts-advantages p strong {
  display: inline;
  font-weight: 600;
  color: var(--ink);
}

.facts-compare-lead {
  margin: 0 0 12px;
  max-width: 52em;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.facts-table-row--us th,
.facts-table-row--us td {
  background: var(--accent-soft);
}

.facts-cell-list {
  margin: 0;
  padding-left: 1.15em;
}

.facts-cell-list li {
  margin-bottom: 6px;
}

.facts-cell-list li:last-child {
  margin-bottom: 0;
}

.facts-cell-p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.55;
}

.facts-note {
  margin: 0 0 28px;
  font-size: 0.92rem;
  color: var(--ink-muted);
}

.facts-list {
  margin: 0 0 28px;
  padding-left: 0;
  list-style: none;
  color: var(--ink-muted);
}

.facts-list li {
  margin-bottom: 12px;
  padding: 14px 16px;
  background: var(--white);
  border: 1px solid var(--paper-deep);
  border-radius: var(--radius);
  line-height: 1.6;
}

.facts-list-label {
  font-weight: 600;
  color: var(--ink);
}

.facts-updated {
  margin: 8px 0 0;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

@media (max-width: 560px) {
  .facts-dl-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .facts-advantages {
    grid-template-columns: 1fr;
  }

  .facts-table {
    font-size: 0.88rem;
  }

  .facts-table th,
  .facts-table td {
    padding: 10px;
  }
}

.hero-section--top {
  padding-top: 24px;
}

.intro-left > .origin-story {
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--paper-deep);
}

.intro-left {
  min-width: 0;
}

.origin-story {
  max-width: none;
  margin: 0;
  text-align: left;
}

.origin-kicker {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.origin-lead {
  font-family: var(--font-serif);
  font-size: clamp(17px, 3.2vw, 20px);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.55;
  margin: 0 0 14px;
}

.origin-story p {
  margin: 0 0 12px;
  font-size: 15px;
  color: var(--ink-muted);
  line-height: 1.7;
}

.hero-copy-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px 20px;
}

.hero-copy-text {
  flex: 1 1 0;
  min-width: 0;
}

.hero-copy-text h1 {
  margin: 0 0 6px;
}

.hero-mp-qrcode {
  flex: 0 0 auto;
  width: 112px;
  height: 112px;
  object-fit: contain;
  display: block;
  margin-top: 2px;
}

@media (max-width: 767px) {
  .hero-copy-row {
    flex-direction: column;
    align-items: center;
  }
  .hero-mp-qrcode {
    margin-top: 0;
    order: -1;
  }
}

.origin-body {
  margin-bottom: 0;
}

.origin-story p:last-child {
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .origin-story {
    text-align: left;
  }
}

@media (min-width: 768px) {
  .origin-section {
    padding-top: 32px;
    padding-bottom: 28px;
  }
}

.hero-section {
  padding-top: 28px;
  padding-bottom: var(--section-pad-lg);
}

.intro-grid {
  display: grid;
  gap: 24px 32px;
  margin-bottom: 8px;
  align-items: start;
}

@media (min-width: 900px) {
  .intro-grid {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 320px);
    gap: 22px 40px;
    align-items: stretch;
  }

  .intro-left {
    grid-column: 1;
  }

  .intro-grid > .hot-faq--intro-span {
    grid-column: 2;
    align-self: stretch;
    min-height: 0;
    max-height: 100%;
    overflow: hidden;
  }
}

.intro-left > .hero-copy {
  text-align: left;
  margin-bottom: 20px;
}

.hero-visual--in-intro {
  margin: 0 0 24px;
  max-width: 100%;
}

.hero-visual--in-intro .shot-btn {
  width: 100%;
}

.hero-visual--in-intro img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}

.hot-faq.hot-faq--compact {
  max-height: none;
}

.hot-faq--intro-span {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.hot-faq--intro-span .hot-faq-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
}

.hot-faq--intro-span .hot-faq-more {
  flex-shrink: 0;
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--paper-deep);
}

@media (min-width: 900px) {
  .hot-faq--intro-span .hot-faq-scroll {
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
  }
}

.hot-faq--intro-span .qa-card:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.hot-faq--compact:not(.hot-faq--intro-span) .hot-faq-scroll {
  overflow: visible;
  max-height: none;
  flex: none;
}

.hot-faq--compact .qa-q {
  font-size: 13px;
}

.hot-faq--compact .qa-a {
  font-size: 12px;
  line-height: 1.5;
}

.hot-faq--compact .qa-card {
  margin-bottom: 10px;
  padding-bottom: 10px;
}

.hot-faq--intro-span .qa-card {
  margin-bottom: 8px;
  padding-bottom: 8px;
}

@media (max-width: 899px) {
  .intro-left > .hero-copy {
    text-align: center;
  }
  .intro-left {
    display: contents;
  }
  .intro-left > .origin-story {
    order: 1;
  }
  .intro-left > .hero-copy {
    order: 2;
  }
  .intro-left > .hero-visual--in-intro {
    order: 4;
    margin-bottom: 0;
  }
  .intro-grid > .hot-faq--intro-span {
    order: 3;
  }
  .hot-faq--intro-span .hot-faq-scroll {
    flex: none;
    overflow: visible;
  }
  .hot-faq--intro-span .hot-faq-more {
    margin-top: 0;
  }
  .hot-faq--compact {
    max-height: none;
  }
}

.origin-story--compact {
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--paper-deep);
}

.origin-story--compact .origin-body {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-muted);
}

.origin-story--compact .origin-lead {
  font-size: 16px;
  margin-bottom: 10px;
}


.hot-faq {
  background: var(--white);
  border: 1px solid var(--paper-deep);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 14px 10px;
  text-align: left;
  display: flex;
  flex-direction: column;
  max-height: min(560px, calc(100vh - 100px));
}

.hot-faq-title,
.origin-kicker {
  line-height: 1.35;
}

@media (min-width: 900px) {
  .hot-faq--compact {
    max-height: none;
  }
}

.hot-faq-scroll {
  overflow-y: auto;
  flex: 1;
  min-height: 0;
  padding-right: 4px;
  margin-right: -2px;
}

.hot-faq-scroll::-webkit-scrollbar {
  width: 5px;
}

.hot-faq-scroll::-webkit-scrollbar-thumb {
  background: var(--paper-deep);
  border-radius: 4px;
}

.hot-faq-title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.02em;
}

.qa-card {
  margin: 0 0 12px;
  padding: 0 0 12px;
  border-bottom: 1px solid var(--paper-deep);
}

.qa-card:last-of-type {
  border-bottom: none;
  margin-bottom: 8px;
  padding-bottom: 0;
}

.qa-q {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink);
}

.qa-q a {
  color: inherit;
  text-decoration: none;
}

.qa-q a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.qa-a {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-muted);
}

.hot-faq-more {
  margin: 4px 0 0;
  font-size: 13px;
  text-align: right;
}

.hot-faq-more a {
  font-weight: 600;
}

.hero-copy {
  text-align: center;
}

@media (min-width: 768px) {
  .hero-copy {
    text-align: left;
  }
}

.hero-cta .qr-block {
  margin: 0 auto;
}

@media (min-width: 768px) {
  .hero-cta .qr-block {
    margin: 0;
  }
}

.hero-cta .search-hint {
  margin-top: 10px;
  font-size: 14px;
}

.hero {
  padding: 0;
  text-align: center;
}

.hero .eyebrow {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin: 0 0 8px;
}

.tagline-sub {
  font-family: var(--font-serif);
  font-size: clamp(17px, 3.5vw, 22px);
  color: var(--seal);
  margin: 0 0 16px;
  font-weight: 600;
}

.hero-visual {
  margin: 8px auto 0;
  max-width: min(720px, 100%);
}

@media (min-width: 768px) {
  .hero-visual {
    max-width: min(840px, 100%);
    margin-top: 12px;
  }
}

.shot-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  cursor: zoom-in;
  overflow: hidden;
  position: relative;
}

.shot-btn img {
  width: 100%;
  height: auto;
  display: block;
  vertical-align: middle;
  transition: transform 0.25s ease;
}

.shot-btn:hover img {
  transform: scale(1.02);
}

.shot-zoom {
  position: absolute;
  right: 12px;
  bottom: 12px;
  font-size: 12px;
  color: var(--white);
  background: rgba(44, 36, 22, 0.55);
  padding: 4px 10px;
  border-radius: 999px;
  pointer-events: none;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  align-items: start;
}

@media (max-width: 767px) {
  .gallery-item:last-child:nth-child(2n + 1):nth-last-child(1) {
    grid-column: 1 / -1;
    max-width: min(100%, 200px);
    justify-self: center;
  }
}

.gallery-item {
  margin: 0;
  text-align: left;
  display: flex;
  flex-direction: column;
}

.gallery {
  --gallery-thumb-h: 300px;
}

.gallery-item .shot-btn {
  margin-bottom: 0;
  flex: 0 0 auto;
  width: 100%;
  height: var(--gallery-thumb-h);
  overflow: hidden;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  background: var(--paper-deep);
}

.gallery-item .shot-btn img {
  width: 100%;
  height: auto;
  display: block;
  flex-shrink: 0;
}

.gallery-item figcaption {
  font-size: 12px;
  color: var(--ink-muted);
  line-height: 1.45;
  margin-top: 8px;
  text-align: center;
}

@media (min-width: 768px) {
  .gallery {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    align-items: start;
  }
}

.gallery-kicker {
  grid-column: 1 / -1;
  margin: 12px 0 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
}

.highlight-stage-lines {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.highlight-stage-line {
  display: block;
}

.highlight-stage-line strong {
  display: inline;
  font-weight: 600;
  color: var(--ink);
}

.highlight-stage-note {
  color: var(--ink-muted);
  margin-top: 2px;
}

.highlight-inline-leads {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.highlight-lead-line {
  display: block;
}

.highlight-lead-line strong {
  display: inline;
  font-weight: 600;
  color: var(--ink);
}

.highlight-group {
  margin-bottom: 40px;
}

.highlight-group-last {
  margin-bottom: 0;
}

.highlight-group-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--paper-deep);
  letter-spacing: 0.02em;
  max-width: 100%;
}

.highlight-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media (min-width: 600px) {
  .highlight-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .highlight-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.highlight-item {
  background: var(--white);
  border: 1px solid var(--paper-deep);
  border-radius: 10px;
  padding: 14px 16px;
  min-height: 100%;
}

.highlight-item > strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
  line-height: 1.35;
}

.highlight-item p {
  margin: 0;
  font-size: 13px;
  color: var(--ink-muted);
  line-height: 1.55;
}

#features.page-section {
  background: var(--paper);
}

#features .section-head {
  max-width: 720px;
}

#showcase .section-head {
  max-width: 560px;
}

#features .highlight-item {
  background: var(--white);
  box-shadow: 0 1px 4px rgba(44, 36, 22, 0.04);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(28, 24, 18, 0.88);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  box-sizing: border-box;
}

.lightbox[hidden] {
  display: none !important;
}

body.lightbox-open {
  overflow: hidden;
}

.lightbox img {
  max-width: min(960px, 100%);
  max-height: calc(100vh - 120px);
  width: auto;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
}

.lightbox-cap {
  color: #f7f3ea;
  font-size: 14px;
  margin: 14px 0 0;
  text-align: center;
  max-width: 560px;
}

.lightbox-close {
  position: absolute;
  top: 16px;
  right: 20px;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.28);
}

.section-lead {
  color: var(--ink-muted);
  font-size: 15px;
}

.problem-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.problem-grid li {
  background: var(--paper);
  padding: 16px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.55;
}

.problem-grid strong {
  color: var(--ink);
  display: block;
  margin-bottom: 4px;
}

.table-wrap {
  overflow-x: auto;
}

.stage-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.stage-table th,
.stage-table td {
  border: 1px solid var(--paper-deep);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

.stage-table th {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.feature-list-grid {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .feature-list-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.feature-list li {
  background: var(--paper);
  padding: 18px 20px;
  border-radius: var(--radius);
  border-left: 4px solid var(--accent);
  height: 100%;
}

.page-section-alt .feature-list li {
  background: var(--paper);
}

.feature-list h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.feature-list p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-muted);
}

.hero-section h1,
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 700;
  margin: 0 0 12px;
  letter-spacing: 0.04em;
}

.hero-section .tagline,
.hero .tagline {
  font-size: 18px;
  color: var(--ink-muted);
  margin: 0 0 8px;
}

.hero-section .eyebrow,
.hero .eyebrow {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin: 0 0 8px;
}

.hero-copy .sub {
  font-size: 15px;
  color: var(--ink-muted);
  max-width: none;
  margin: 16px 0 0;
  line-height: 1.75;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  align-items: flex-start;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: default;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}

.btn-ghost {
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--paper-deep);
}

.qr-block {
  padding: 20px 22px 18px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: inline-block;
  text-align: center;
  border: 1px solid var(--paper-deep);
}

.qr-img-wrap {
  width: 180px;
  margin: 0 auto 12px;
  position: relative;
}

.qr-block img {
  width: 180px;
  height: 180px;
  display: block;
  border-radius: 8px;
  object-fit: contain;
}

.qr-placeholder {
  display: none;
  width: 180px;
  height: 180px;
  margin: 0;
  border: 2px dashed var(--paper-deep);
  border-radius: 8px;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 12px;
  color: var(--ink-muted);
  padding: 12px;
  line-height: 1.45;
  box-sizing: border-box;
}

.qr-block.no-img img {
  display: none;
}

.qr-block.no-img .qr-placeholder {
  display: flex;
}

.qr-caption {
  font-size: 14px;
  color: var(--ink-muted);
  margin: 0;
}

.search-hint {
  margin-top: 16px;
  font-size: 15px;
  color: var(--accent);
  font-weight: 600;
}

h2 {
  font-family: var(--font-serif);
  font-size: clamp(22px, 4vw, 26px);
  font-weight: 700;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.card {
  background: var(--white);
  padding: 20px 16px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--seal);
}

.card p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-muted);
}

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
  max-width: 560px;
  margin: 0 auto;
}

.steps li {
  position: relative;
  padding-left: 48px;
  margin-bottom: 20px;
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 50%;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.faq details {
  background: var(--white);
  border-radius: var(--radius);
  margin-bottom: 10px;
  padding: 16px 18px;
  box-shadow: 0 2px 12px rgba(44, 36, 22, 0.04);
}

.faq summary {
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq p {
  margin: 12px 0 0;
  font-size: 15px;
  color: var(--ink-muted);
}

.legal-page {
  padding: 32px 0 64px;
}

.legal-page h1 {
  font-family: var(--font-serif);
  font-size: 28px;
  margin: 0 0 8px;
}

.legal-page .meta {
  color: var(--ink-muted);
  font-size: 14px;
  margin-bottom: 32px;
}

.legal-section {
  margin-bottom: 28px;
}

.legal-section h2 {
  font-size: 18px;
  text-align: left;
  margin: 0 0 12px;
}

.legal-section p {
  margin: 0 0 10px;
  color: var(--ink-muted);
  font-size: 15px;
}

.site-footer {
  padding: 32px 0 48px;
  text-align: center;
  font-size: 13px;
  color: var(--ink-muted);
  border-top: 1px solid var(--paper-deep);
}

.site-footer p {
  margin: 6px 0;
}

.site-beian a {
  color: var(--ink-muted);
  text-decoration: none;
}

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

.help-hub-lead {
  max-width: 42em;
  color: var(--ink-muted);
  margin: 0 0 28px;
}

.help-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  align-items: start;
  max-width: var(--layout-max);
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.help-sidebar {
  position: sticky;
  top: 72px;
  padding: 16px 14px;
  background: var(--white);
  border: 1px solid var(--paper-deep);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.help-sidebar-title {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
}

.help-sidebar nav {
  max-height: min(70vh, 520px);
  overflow-y: auto;
  scrollbar-width: thin;
}

.help-sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.help-sidebar li {
  margin: 0 0 6px;
  font-size: 14px;
  line-height: 1.45;
}

.help-sidebar a[aria-current="page"] {
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  border-left: 3px solid var(--accent);
  padding-left: 8px;
  margin-left: -11px;
}

.help-article h1 {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  line-height: 1.35;
  margin: 0 0 12px;
}

.help-article .help-kicker {
  font-size: 14px;
  color: var(--accent);
  margin: 0 0 8px;
}

.help-article p {
  margin: 0 0 14px;
  color: var(--ink-muted);
}

.help-article .help-tool {
  margin-top: 8px;
  font-size: 15px;
  color: var(--ink-muted);
}

.help-index-section {
  margin: 28px 0 14px;
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.help-index-section:first-of-type {
  margin-top: 8px;
}

.help-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.help-index-list li {
  margin: 0 0 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--paper-deep);
}

.help-index-list a {
  font-weight: 600;
  font-size: 17px;
}

.help-index-list p {
  margin: 6px 0 0;
  font-size: 14px;
  color: var(--ink-muted);
}

.faq-more {
  margin-top: 10px !important;
  font-size: 14px;
}

@media (max-width: 768px) {
  .help-layout {
    grid-template-columns: 1fr;
  }
  .help-sidebar {
    position: static;
  }
}

@media (max-width: 600px) {
  :root {
    --section-pad: 36px;
    --section-pad-lg: 44px;
  }

  .site-header .inner {
    flex-wrap: wrap;
    gap: 10px 12px;
    padding-bottom: 12px;
  }

  .nav {
    display: flex;
    flex-wrap: nowrap;
    gap: 12px;
    font-size: 13px;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .nav a {
    flex-shrink: 0;
    white-space: nowrap;
    padding: 4px 0;
  }

  .hero {
    padding-top: 32px;
  }

  .hero-section--top {
    padding-top: 16px;
  }

  .gallery {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .gallery-item:last-child:nth-child(2n + 1):nth-last-child(1) {
    grid-column: auto;
    max-width: none;
    justify-self: stretch;
  }
}