:root {
  color-scheme: light;
  --paper: #faf6ef;
  --red: #ad2026;
  --ink: #2b211e;
  --line: #dfd3c3;
  --muted: #695e55;
  --serif: "Songti SC", STSong, SimSun, serif;
  --sans: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.8 var(--sans); }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: 5px; }
button, summary { font: inherit; cursor: pointer; }
svg { flex-shrink: 0; }
[hidden] { display: none !important; }
h1, h2, h3, p, figure, dl, dd { margin: 0; }
h1, h2, h3 { font-family: var(--serif); line-height: 1.35; }
h2 { font-size: clamp(30px, 3.4vw, 48px); font-weight: 600; text-wrap: balance; }
h3 { font-size: 28px; font-weight: 600; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid #176985; outline-offset: 5px; }
.contact-section :focus-visible, .site-footer a:focus-visible { outline-color: #fff; }
.container { width: calc(100% - 96px); max-width: 1312px; margin-inline: auto; }
.section { padding-block: 88px; }
.section-label { display: flex; align-items: center; gap: 16px; margin-bottom: 14px; color: var(--red); font-size: 14px; font-weight: 600; letter-spacing: .06em; }
.section-label::after { content: ""; width: 40px; height: 1px; background: currentColor; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; margin-bottom: 32px; }
.section-heading > p { max-width: 380px; padding-bottom: 6px; color: var(--muted); }
.section-intro { margin-top: 14px; color: var(--muted); }
.note { color: var(--muted); font-size: 13px; line-height: 1.8; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 20px; min-height: 48px; padding: 11px 24px; border: 1px solid var(--red); border-radius: 4px; background: var(--red); color: #fff; font-weight: 600; text-decoration: none; transition: background-color .18s ease, color .18s ease; }
.button:hover { background: #8f171d; border-color: #8f171d; }
.button-light { background: var(--paper); border-color: var(--paper); color: var(--red); }
.button-light:hover { background: #eadfce; border-color: #eadfce; }
.button-outline { background: transparent; color: var(--red); }
.button-outline:hover { background: var(--red); border-color: var(--red); color: white; }
.text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 48px; text-decoration-thickness: 1px; }
.text-link:hover { color: var(--red); }
.actions { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; }
.skip-link { position: absolute; top: 8px; left: 16px; transform: translateY(-150%); padding: 10px 20px; background: #fff; color: var(--red); z-index: 30; }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 20; background: var(--paper); border-bottom: 1px solid var(--line); }
.header-inner { min-height: 88px; display: flex; align-items: center; gap: 30px; }
.brand { display: flex; flex-shrink: 0; align-items: center; gap: 12px; color: var(--red); text-decoration: none; }
.brand img { width: 48px; height: 48px; object-fit: contain; border-radius: 2px; }
.brand strong { font: 700 30px/1.2 var(--serif); letter-spacing: .04em; }
.main-nav { display: flex; justify-content: center; gap: clamp(20px, 3vw, 44px); margin-left: auto; }
.main-nav a { padding-block: 14px; white-space: nowrap; text-decoration: none; font-size: 15px; }
.main-nav a:hover { color: var(--red); text-decoration: underline; text-underline-offset: 8px; }
.header-contact { margin-left: 20px; font-size: 15px; }
.menu-toggle { display: none; align-items: center; gap: 8px; min-height: 44px; padding: 8px 12px; color: var(--ink); background: transparent; border: 1px solid var(--line); border-radius: 4px; }
.hero { display: grid; grid-template-columns: 47fr 53fr; gap: 36px; align-items: center; padding-block: 40px 48px; }
.hero-copy { padding-block: 24px; }
.hero h1 { font-size: clamp(36px, 4.7vw, 68px); line-height: 1.4; font-weight: 600; letter-spacing: -.04em; margin-bottom: 30px; }
.hero h1 span { display: block; white-space: nowrap; }
.hero h1 span + span { color: var(--red); }
.hero-intro { font: 600 clamp(20px, 2vw, 28px)/1.7 var(--serif); }
.hero-description { margin-top: 8px; color: var(--muted); font-size: clamp(15px, 1.3vw, 18px); }
.hero .actions { margin-top: 32px; }
.hero-visual img { width: 100%; aspect-ratio: 1.35; object-fit: cover; object-position: center 80%; border-radius: 2px; }
.brand-band { background: var(--red); color: var(--paper); padding-block: 28px; }
.brand-band dl { display: grid; grid-template-columns: repeat(3, 1fr); text-align: center; }
.brand-band dl > div + div { border-left: 1px solid #d88d8c; }
.brand-band dt { font: 600 28px/1.5 var(--serif); }
.brand-band dd { margin-top: 3px; font-size: 14px; }
.products-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
.product-frame { aspect-ratio: 445 / 313; overflow: hidden; background: #fff; display: flex; align-items: center; border-radius: 2px; }
.product-photo { width: 100%; height: 100%; object-fit: cover; }
.product-crop { position: relative; width: 100%; overflow: hidden; flex-shrink: 0; }
.product-crop img { position: absolute; max-width: none; height: auto; }
.roast-crop { aspect-ratio: 445 / 313; }
.roast-crop img { width: 141.35%; left: -1.35%; top: -.64%; }
.ham-crop { aspect-ratio: 395 / 267; }
.ham-crop img { width: 159.24%; left: -57.97%; top: -119.10%; }
.product h3 { margin: 20px 0 8px; font-size: 32px; }
.product figcaption p { color: var(--muted); }
.about-row { display: grid; grid-template-columns: 124px 1fr; gap: 40px; align-items: center; margin-top: 32px; padding-top: 32px; border-top: 1px solid var(--line); }
.about-row img { width: 124px; border-radius: 2px; }
.about-row h3 { font-size: clamp(24px, 2.5vw, 34px); margin-bottom: 12px; }
.about-row p { color: var(--muted); }
.support-section { background: #f2ece2; }
.support-layout { display: grid; grid-template-columns: 1.12fr 1fr; align-items: center; gap: 64px; }
.equipment-crop { position: relative; aspect-ratio: 970 / 758; overflow: hidden; background: #fff; border-radius: 2px; }
.equipment-crop img { position: absolute; top: 0; left: 0; width: 138.35%; max-width: none; height: auto; }
.support-layout h2 { margin-bottom: 24px; }
.support-list { list-style: none; padding: 0; margin: 0; }
.support-list li { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 18px; padding-block: 18px; border-top: 1px solid var(--line); }
.support-list h3 { font: 600 20px/1.5 var(--sans); color: var(--red); margin-bottom: 4px; }
.support-list p { font-size: 15px; color: var(--muted); }
.step { color: var(--red); font: 400 34px/1.4 var(--serif); }
details { border-bottom: 1px solid var(--line); }
summary { min-height: 56px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 16px 0; font-weight: 500; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: ""; width: 8px; height: 8px; border-right: 1.5px solid; border-bottom: 1.5px solid; transform: rotate(45deg); margin-right: 5px; flex-shrink: 0; transition: transform .2s ease; }
details[open] > summary::after { transform: rotate(225deg); }
summary:hover { color: var(--red); }
.store-details { margin-top: 28px; border-top: 1px solid var(--line); }
.store-figure { padding-bottom: 20px; max-width: 960px; margin-inline: auto; }
.store-figure img { width: 100%; }
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 40px; }
.plan { padding-right: 28px; display: flex; flex-direction: column; }
.plan + .plan { padding-inline: 28px; border-left: 1px solid var(--line); }
.plan:last-child { padding-right: 0; }
.plan h3 { font-size: clamp(23px, 2.2vw, 31px); }
.price { margin-top: 14px; color: var(--red); font: 600 clamp(42px, 4vw, 56px)/1.2 var(--serif); font-variant-numeric: lining-nums tabular-nums; }
.price span { font-size: .56em; margin-right: 4px; }
.plan .note { margin-top: 6px; }
.plan-specs { margin-block: 26px; flex: 1; }
.plan-specs > div { display: grid; grid-template-columns: 76px 1fr; gap: 16px; align-items: start; padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.plan-specs dt { color: var(--muted); }
.plan-specs dd { text-align: right; }
.plan .button { width: 100%; }
.price-note { margin-top: 28px; }
.included { display: grid; grid-template-columns: 230px 1fr; gap: 40px; border-top: 1px solid var(--line); margin-top: 32px; padding-top: 32px; }
.included h3 { font-size: 28px; }
.included > div { padding-left: 30px; border-left: 1px solid var(--line); }
.included p + p { margin-top: 12px; }
.cooperation-notes { margin-top: 24px; border-top: 1px solid var(--line); }
.cooperation-notes ul { margin: 0; padding: 0 0 20px 20px; color: var(--muted); }
.cooperation-notes li { margin-block: 8px; }
.faq-section { padding-block: 64px; border-top: 1px solid var(--line); }
.faq-layout { display: grid; grid-template-columns: 1fr 2fr; gap: 70px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details p { padding-bottom: 22px; color: var(--muted); }
.contact-section { background: var(--red); color: #fff; padding-block: 64px 42px; }
.contact-layout { display: grid; grid-template-columns: 1.15fr 1fr; gap: 64px; align-items: start; }
.contact-heading h2 { font-size: clamp(30px, 3vw, 42px); margin-bottom: 20px; }
.contact-heading p { color: #f3ddda; }
.contact-item { border-left: 1px solid #cf777b; padding-left: 48px; }
.contact-item h3 { font: 400 14px/1.8 var(--sans); }
.phone-number { display: inline-block; margin: 4px 0 22px; font: 600 clamp(30px, 3.4vw, 48px)/1.3 var(--serif); text-decoration: none; user-select: text; white-space: nowrap; }
.phone-number:hover { text-decoration: underline; }
.contact-item .actions { gap: 12px; }
.copy-button { min-height: 48px; padding: 11px 20px; color: #fff; border: 1px solid #e0a6a6; border-radius: 4px; background: transparent; }
.copy-button:hover { background: #8f171d; }
.copy-status { min-height: 1.8em; margin-top: 12px; font-size: 13px; }
.site-footer { padding: 22px 0 max(22px, env(safe-area-inset-bottom)); color: var(--paper); background: var(--ink); font-size: 13px; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.footer-inner a { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; flex-shrink: 0; }
.footer-inner svg { transform: rotate(-90deg); width: 16px; }
.error-page { min-height: 100vh; display: grid; grid-template-rows: auto 1fr auto; }
.error-content { width: min(720px, calc(100% - 44px)); margin: auto; padding-block: 96px; }
.error-code { color: var(--red); font: 400 90px/1 var(--serif); margin-bottom: 24px; }
.error-content h1 { font-size: clamp(30px, 5vw, 48px); }
.error-content p:not(.error-code) { margin-block: 20px 32px; }
@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .header-inner { gap: 20px; }
  .main-nav { gap: 20px; }
  .header-contact { margin-left: 0; }
  .hero { gap: 24px; }
  .hero .actions { gap: 20px; }
  .hero .button { padding-inline: 18px; gap: 12px; }
  .support-layout { gap: 36px; }
  .plan { padding-right: 18px; }
  .plan + .plan { padding-inline: 18px; }
  .plan:last-child { padding-right: 0; }
  .plan-specs > div { grid-template-columns: 64px 1fr; gap: 8px; font-size: 14px; }
  .contact-layout { gap: 32px; }
  .contact-item { padding-left: 30px; }
}
@media (max-width: 1000px) {
  .header-inner { flex-wrap: wrap; padding-block: 14px; min-height: 80px; }
  .main-nav { flex-basis: 100%; order: 3; flex-wrap: wrap; justify-content: flex-start; }
  .header-contact { margin-left: auto; }
  .nav-enhanced .menu-toggle { display: inline-flex; margin-left: auto; }
  .nav-enhanced .header-contact { margin-left: 0; }
  .nav-enhanced .main-nav { display: none; }
  .nav-enhanced .main-nav.is-open { display: flex; }
  .hero { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: clamp(30px, 4vw, 40px); }
  .hero-intro { font-size: 21px; }
  .hero-description { font-size: 15px; }
  .hero-visual img { aspect-ratio: .86; }
  .hero .actions { gap: 14px; }
  .hero .button { font-size: 14px; padding-inline: 14px; }
  .plans { grid-template-columns: 1fr; }
  .plan, .plan + .plan { padding: 28px 0; border-left: 0; }
  .plan + .plan { border-top: 1px solid var(--line); }
  .plan h3 { font-size: 30px; }
  .plan-specs > div { grid-template-columns: 100px 1fr; font-size: 16px; }
  .plan .button { width: max-content; min-width: 220px; }
  .included { grid-template-columns: 180px 1fr; gap: 24px; }
  .faq-layout { gap: 36px; }
  .contact-item .button { padding-inline: 16px; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 96px; }
  .container { width: calc(100% - 40px); }
  .section { padding-block: 56px; }
  .section-label { margin-bottom: 10px; font-size: 13px; }
  h2 { font-size: 32px; }
  .header-inner { min-height: 76px; gap: 12px; padding-block: 12px; }
  .brand { gap: 8px; }
  .brand img { width: 40px; height: 40px; }
  .brand strong { font-size: 23px; }
  .header-contact { font-size: 13px; padding: 9px 12px; min-height: 44px; }
  .menu-toggle { font-size: 13px; padding-inline: 10px; }
  .menu-toggle svg { width: 16px; }
  .main-nav { gap: 10px 22px; padding-top: 6px; }
  .main-nav a { font-size: 15px; }
  .hero { display: flex; flex-direction: column; gap: 28px; padding-block: 34px 30px; align-items: stretch; }
  .hero-copy { padding: 0; }
  .hero h1 { font-size: clamp(30px, 8.9vw, 48px); letter-spacing: -.04em; line-height: 1.4; margin-bottom: 22px; }
  .hero-intro { font-size: 22px; }
  .hero-description { margin-top: 6px; font-size: 15px; }
  .hero .actions { margin-top: 24px; gap: 24px; }
  .hero .button { font-size: 15px; padding-inline: 18px; }
  .hero-visual img { aspect-ratio: 1.4; }
  .brand-band { padding-block: 21px; }
  .brand-band dt { font-size: 21px; }
  .brand-band dd { font-size: 12px; }
  .section-heading { display: block; margin-bottom: 26px; }
  .section-heading > p { margin-top: 14px; padding: 0; font-size: 15px; }
  .products-grid { grid-template-columns: 1fr; gap: 30px; }
  .product h3 { font-size: 28px; margin-top: 18px; }
  .about-row { grid-template-columns: 72px 1fr; gap: 20px; align-items: start; margin-top: 28px; padding-top: 28px; }
  .about-row img { width: 72px; }
  .about-row h3 { font-size: 24px; }
  .about-row p { font-size: 14px; }
  .support-layout { grid-template-columns: 1fr; gap: 30px; }
  .support-layout h2 { margin-bottom: 22px; }
  .support-list li { padding-block: 16px; grid-template-columns: 38px 1fr; }
  .support-list h3 { font-size: 19px; }
  .support-list p { font-size: 14px; }
  .step { font-size: 30px; }
  .store-details { margin-top: 22px; }
  .plans { margin-top: 24px; }
  .plan:first-child { padding-top: 0; }
  .plan h3 { font-size: 28px; }
  .price { font-size: 48px; }
  .plan-specs { margin-block: 20px; }
  .plan .button { width: 100%; }
  .price-note { margin-top: 0; }
  .included { grid-template-columns: 1fr; gap: 16px; margin-top: 26px; padding-top: 26px; }
  .included h3 { font-size: 25px; }
  .included h3 br { display: none; }
  .included > div { padding: 0; border: 0; font-size: 15px; }
  .cooperation-notes ul { font-size: 14px; }
  summary { font-size: 15px; }
  .faq-layout { grid-template-columns: 1fr; gap: 26px; }
  .faq-list details p { font-size: 15px; }
  .contact-section { padding-block: 48px 26px; }
  .contact-layout { grid-template-columns: 1fr; gap: 28px; }
  .contact-heading h2 { font-size: 30px; margin-bottom: 16px; }
  .contact-heading p { font-size: 15px; }
  .contact-item { padding: 24px 0 0; border-left: 0; border-top: 1px solid #cf777b; }
  .phone-number { font-size: 38px; }
  .contact-item .button, .copy-button { font-size: 15px; padding-inline: 18px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 8px; }
}
@media (max-width: 360px) {
  .container { width: calc(100% - 32px); }
  .header-inner { gap: 8px; }
  .brand strong { font-size: 21px; }
  .brand img { width: 36px; height: 36px; }
  .menu-toggle { padding-inline: 8px; }
  .hero .actions { gap: 16px; }
  .brand-band dt { font-size: 19px; }
  .phone-number { font-size: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}
@media print {
  .site-header, .skip-link, .menu-toggle, .copy-button, .actions, .site-footer a { display: none !important; }
  .container { width: 100%; }
  .section { padding-block: 24px; }
  .hero { gap: 24px; }
  .hero h1 { font-size: 32px; }
  .brand-band, .contact-section { print-color-adjust: exact; }
  .plan, figure, .contact-item { break-inside: avoid; }
}