.rice-section{max-width:1340px;margin:0 auto;padding:8rem 7%}
.rice-chapters{max-width:1160px;margin:0 auto;padding:1.8rem 5%;display:flex;justify-content:center;gap:1rem 5%;font-size:.875rem}
.rice-chapters a{min-height:2.75rem;display:inline-flex;align-items:center;gap:.75rem;border-bottom:1px solid transparent;letter-spacing:.06em}
.rice-chapters a:hover{border-color:var(--ink)}
.rice-chapters a span{font-family:Georgia,serif;color:#80672f;font-size:.875rem}
.seed-chapter{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.9fr);grid-template-areas:"heading narrative" "photograph narrative";gap:2.5rem 9%;padding-top:5.5rem;align-items:start}
.seed-chapter>.chapter-heading{grid-area:heading}
.chapter-heading h2{font-size:clamp(2rem,3vw,3rem);line-height:1.9;letter-spacing:.1em;margin:0}
.seed-story{grid-area:narrative;align-self:center}
.seed-years{display:flex;align-items:baseline;gap:1.5rem;border-bottom:1px solid var(--line);padding:0 0 1.4rem;margin:0 0 2.3rem;font:500 1rem/1.8 var(--serif);letter-spacing:.12em}
.years-number{font:400 6.2rem/1 Georgia,serif;letter-spacing:-.065em;color:#998357}
.story-copy{max-width:35rem}
.story-lead{font:500 1.35rem/2 var(--serif);margin:0 0 1.8rem;letter-spacing:.04em}
.story-copy p:not(.story-lead){color:var(--muted);line-height:2.2}
.story-copy p:last-child{margin-bottom:0}
.seed-photo{grid-area:photograph;margin:0}
.seed-photo img{width:100%;height:auto;object-fit:contain}
.seed-photo figcaption{font-size:.75rem;color:var(--muted);margin-top:.8rem;letter-spacing:.08em}
.soil-chapter{background:var(--deep);color:var(--paper)}
.soil-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:13%;padding-top:7rem;padding-bottom:7rem}
.soil-inner .story-label{color:#ded2b3}
.soil-inner .story-label::before{background:#bca573}
.soil-origin{font-size:.875rem;letter-spacing:.15em;margin:3rem 0 0;color:#d0d8cb}
.soil-copy>p:not(.story-lead){color:#dde4d9;line-height:2.2}
.growing-notes{margin:2.5rem 0 0;border-top:1px solid #526756}
.growing-notes>div{display:grid;grid-template-columns:6rem minmax(0,1fr);gap:1rem;padding:1.05rem 0;border-bottom:1px solid #526756}
.growing-notes dt{font-size:.875rem;color:#d4c69f}
.growing-notes dd{margin:0;font-size:.9375rem;line-height:1.9}
.table-intro{max-width:50rem;margin:0 auto;text-align:center}
.table-intro .story-label{justify-content:center}
.table-intro h2{font-size:clamp(1.85rem,3vw,2.7rem);line-height:1.95;margin-bottom:2rem;letter-spacing:.08em}
.table-intro .grain-heading-word{font-size:clamp(2.35rem,8vw,6.5rem);line-height:1.4}
.table-intro>p:last-child{color:var(--muted);line-height:2.3}
.taste-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:4.5rem 0 3.5rem}
.taste-grid article{padding:1rem 2rem 1.5rem;text-align:center}
.taste-grid article+article{border-left:1px solid var(--line)}
.taste-word{font:500 4.5rem/1.4 var(--serif);margin:0 0 1.5rem;color:#8e794e}
.taste-grid h3{font-size:1.2rem;line-height:1.9;margin:0 0 1rem;letter-spacing:.03em}
.taste-grid article>p:last-child{margin:0;color:var(--muted);font-size:1rem;line-height:2}
.table-closing{text-align:center;font:500 1.25rem/2.2 var(--serif);letter-spacing:.08em;margin:0}
.purchase-section{background:#ebece2;scroll-margin-top:1rem}
.purchase-inner{max-width:1200px;margin:auto;padding:7rem 7%}
.purchase-intro{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1fr);align-items:center;gap:13%;margin-bottom:5rem}
.purchase-photo{margin:0}
.purchase-photo img{width:100%;height:auto;object-fit:contain;background:transparent}
.purchase-photo figcaption{font-size:.75rem;color:var(--muted);margin-top:.8rem;letter-spacing:.08em}
.purchase-intro h2{font-size:clamp(2rem,3vw,2.8rem);line-height:1.9;margin-bottom:1.8rem;letter-spacing:.09em}
.purchase-delivery{font-size:.875rem;color:var(--muted);margin-bottom:0}
.product-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border-top:1px solid #b7c1ae;border-bottom:1px solid #b7c1ae;text-align:left}
.product-option{padding:2.7rem 3rem 2rem 0}
.product-option+ .product-option{border-left:1px solid #b7c1ae;padding-left:3rem;padding-right:0}
.option-note{font-size:.875rem;color:var(--muted);margin-bottom:1.4rem}
.product-option h3{font-size:1.5rem;display:flex;flex-wrap:wrap;gap:1rem;align-items:baseline;justify-content:space-between;margin:0 0 1.4rem;letter-spacing:.05em}
.product-option h3>span{font:3.2rem/1.2 Georgia,serif}
.product-option h3 small{font-size:1rem;margin-left:.3rem}
.price{font:2.8rem/1.3 Georgia,serif;margin:0 0 .3rem;letter-spacing:.015em}
.price>span{font-family:var(--sans);font-size:1rem;margin-left:.4rem}
.price-note{font-size:.875rem;color:var(--muted);margin-bottom:1.8rem}
.amazon-button{font:400 1rem/1.5 var(--sans);display:flex;align-items:center;justify-content:center;width:100%;min-height:3.6rem;padding:1rem;text-align:center;background:var(--ink);color:var(--paper);border:1px solid var(--ink);letter-spacing:.04em;transition:background .2s}
.amazon-button[aria-disabled="true"]{background:#dce0d2;border-color:#b6bfae;color:#53604d;cursor:not-allowed}
.amazon-button:not([aria-disabled]):hover{background:var(--deep)}
.purchase-status{font-size:.875rem;margin:.7rem 0 0;text-align:center;min-height:1.8rem}
.purchase-help{font-size:.875rem;margin:2rem 0 0;color:var(--muted);text-align:center;line-height:2}
.rice-contact{text-align:center;padding-top:5rem;padding-bottom:5rem}
.rice-contact .story-label{justify-content:center}
.rice-contact h2{font-size:1.8rem;letter-spacing:.08em}
.rice-action.secondary{background:transparent;color:var(--ink)}
.rice-action.secondary:hover{background:var(--ink);color:var(--paper)}
.home-return{display:block;width:max-content;max-width:100%;font-size:.875rem;border-bottom:1px solid var(--line);margin:1.5rem auto 0;padding:.5rem 0}
.tsumugi-page footer .back-top{display:none}
@media(max-width:1000px){.seed-chapter{gap:2rem 7%}.rice-section{padding-block:6rem}.chapter-heading h2{font-size:2.3rem}.soil-inner{gap:8%}.taste-grid article{padding:1rem 1.3rem}.taste-grid h3{font-size:1.125rem}.product-option{padding-right:2rem}.product-option+.product-option{padding-left:2rem}.purchase-intro{gap:9%}}
@media(max-width:760px){.rice-section{padding:4.5rem 7%}.rice-chapters{padding:1.1rem 6%;gap:.5rem 1.35rem;justify-content:flex-start;flex-wrap:wrap}.rice-chapters a{font-size:.875rem}.seed-chapter{grid-template-columns:1fr;grid-template-areas:"heading" "photograph" "narrative";gap:2rem;padding-top:3rem}.chapter-heading h2{font-size:2.1rem}.seed-story{margin-top:.8rem}.seed-years{gap:1.2rem;padding-bottom:1.2rem;margin-bottom:1.8rem}.years-number{font-size:5.3rem}.story-lead{font-size:1.3rem}.soil-inner{grid-template-columns:1fr;gap:2.5rem}.soil-origin{margin-top:1.5rem}.soil-copy{max-width:36rem}.table-intro h2{font-size:clamp(1.65rem,4.4vw,2.3rem)}.taste-grid{margin:2.5rem 0;grid-template-columns:1fr;border-top:1px solid var(--line)}.taste-grid article{display:grid;grid-template-columns:4.5rem minmax(0,1fr);gap:.4rem 1.5rem;text-align:left;padding:1.8rem 0;border-bottom:1px solid var(--line)}.taste-grid article+article{border-left:0}.taste-word{grid-row:1/3;font-size:3.3rem;margin:0}.taste-grid h3{font-size:1.25rem;margin:0}.taste-grid article>p:last-child{grid-column:2}.taste-grid article>p:last-child br{display:none}.purchase-inner{padding:4.5rem 7%}.purchase-intro{gap:7%;grid-template-columns:minmax(0,.72fr) minmax(0,1fr);margin-bottom:3rem}.purchase-intro h2{font-size:1.9rem}.product-option{padding:2rem 1.5rem 1.5rem 0}.product-option+.product-option{padding-left:1.5rem}.product-option h3{font-size:1.3rem}.product-option h3>span{font-size:2.7rem}}
@media(max-width:540px){.rice-chapters a:last-child{display:none}.rice-chapters{gap:.3rem 1rem}.rice-chapters a{font-size:.8125rem;letter-spacing:.02em}.rice-chapters a span{font-size:.8125rem}.rice-section{padding:4rem 8%}.seed-chapter{padding-top:2.5rem}.chapter-heading h2{font-size:1.95rem}.story-copy br{display:none}.story-copy .story-lead br{display:block}.growing-notes>div{grid-template-columns:5.5rem minmax(0,1fr);gap:.6rem}.table-intro h2{font-size:1.65rem;letter-spacing:.01em}.table-intro>p:last-child{line-height:2.2}.table-closing{font-size:1.125rem;letter-spacing:.03em}.taste-grid article{grid-template-columns:3.2rem minmax(0,1fr);gap:.5rem 1.3rem}.taste-word{font-size:2.7rem}.taste-grid h3{font-size:1.125rem}.purchase-intro{display:flex;flex-direction:column-reverse;align-items:stretch;gap:2.3rem}.purchase-photo{width:88%;margin:auto}.purchase-intro h2{font-size:2rem}.purchase-inner{padding:4rem 8%}.product-options{grid-template-columns:1fr}.product-option,.product-option+.product-option{padding:2rem 0;border-left:0}.product-option+.product-option{border-top:1px solid #b7c1ae}.product-option h3{font-size:1.5rem}.product-option h3>span{font-size:3rem}.purchase-help{text-align:left}.rice-contact h2{font-size:1.5rem}}
@media(prefers-reduced-motion:reduce){.amazon-button{transition:none}}

/* v45 玄米 */
.price-kind{display:inline-block;font:500 .875rem/1 var(--sans,sans-serif);letter-spacing:.08em;margin-right:.6rem;padding:.3rem .55rem;border:1px solid #143a2c;color:#143a2c;vertical-align:middle}
.genmai-option{margin-top:1.4rem;padding-top:1.3rem;border-top:1px dashed #b7c1ae}
.genmai-head{display:flex;align-items:baseline;gap:.8rem;margin:0 0 .2rem}
.genmai-label{font:500 .875rem/1 var(--sans,sans-serif);letter-spacing:.08em;padding:.3rem .55rem;background:#7a5a2b;color:#fffef9}
.genmai-price{font:1.9rem/1.2 Georgia,serif;color:var(--ink,#1f2a22)}
.genmai-price small{font-size:.9rem;margin-left:.2rem}
.genmai-note{font-size:.8125rem;color:#6d531f;margin:0 0 .8rem}
.genmai-button{display:flex;align-items:center;justify-content:center;min-height:3rem;padding:.7rem 1.2rem;border:1px solid #143a2c;color:#143a2c;background:#fffef9;font-size:1rem;letter-spacing:.06em;text-decoration:none;transition:background .2s}
.genmai-button:hover,.genmai-button:focus-visible{background:#eef0e6;color:#143a2c}
@media(prefers-reduced-motion:reduce){.genmai-button{transition:none}}

/* v46 よくある質問 */
.rice-faq{max-width:52rem;margin:0 auto;text-align:left}
.rice-faq h2{margin-bottom:2rem}
.faq-list{border-top:1px solid #b7c1ae}
.faq-item{border-bottom:1px solid #b7c1ae}
.faq-item summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:2rem minmax(0,1fr) 1.5rem;align-items:center;gap:.8rem;min-height:3.5rem;padding:1rem 0;font-size:1.0625rem;line-height:1.7}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.4rem;color:#143a2c;text-align:center}
.faq-item[open] summary::after{content:"−"}
.faq-q,.faq-a{font:1.35rem/1 Georgia,serif;color:#143a2c}
.faq-a{color:#7a5a2b}
.faq-item p{display:grid;grid-template-columns:2rem minmax(0,1fr);gap:.8rem;margin:0 0 1.3rem;line-height:1.9;color:var(--ink,#1f2a22)}
.faq-item summary:focus-visible{outline:2px solid #143a2c;outline-offset:2px}