/* 株式会社杉山工作所 — 共通スタイル
   レイアウト：余白の広い1カラム基調。各セクションは「英字ラベル＋明朝見出し」で統一 */
:root{
  color-scheme: light;
  --pearl:#F7F5F2;
  --white:#FFFFFF;
  --greige:#C3B9B0;
  --greige-soft:#EAE5DF;
  --line:#E4E0DB;
  --ink:#2B2B2B;
  --ink-sub:#5E5955;
  --gold:#B39A6B;
  --gold-text:#8A744B;
  --on-dark:#F1EEE9;
  --on-dark-sub:#CFC9C2;
  --serif:"Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;
  --sans:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic Medium","Yu Gothic",Meiryo,system-ui,sans-serif;
  --latin:"Cormorant Garamond","Times New Roman",serif;
  --wrap:1120px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--pearl);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.9;letter-spacing:.03em}
html[lang="en"] body{letter-spacing:.01em;line-height:1.75}
img,video{max-width:100%;display:block;height:auto}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--serif);font-weight:500;text-wrap:balance;margin:0;letter-spacing:.06em}
html[lang="en"] h1,html[lang="en"] h2,html[lang="en"] h3{letter-spacing:.01em}
p{margin:0}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(16px,4vw,40px)}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:8px 16px;z-index:50}
.skip:focus{left:16px}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ===== ヘッダー ===== */
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.2) blur(6px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0}
.brand img{width:42px;height:auto}
.brand span{font-family:var(--serif);font-size:16px;letter-spacing:.12em;line-height:1.35;white-space:nowrap}
.brand small{display:block;font-family:var(--latin);font-size:12px;letter-spacing:.12em;color:var(--ink-sub)}
.gnav ul{display:flex;align-items:center;gap:4px 22px;list-style:none;margin:0;padding:0;font-size:14px}
.gnav a{text-decoration:none;padding-block:4px;border-bottom:1px solid transparent}
.gnav a:hover,.gnav a[aria-current="page"]{border-bottom-color:var(--gold)}
.gnav .lang{font-family:var(--latin);font-size:15px;letter-spacing:.08em;border:1px solid var(--line);padding:2px 12px}
.gnav .lang:hover{border-color:var(--gold)}
.menu-btn{display:none;background:none;border:1px solid var(--line);width:44px;height:44px;cursor:pointer;position:relative}
.menu-btn span,.menu-btn::before,.menu-btn::after{content:"";position:absolute;left:12px;right:12px;height:1px;background:var(--ink);transition:transform .2s,opacity .2s}
.menu-btn span{top:21px}.menu-btn::before{top:15px}.menu-btn::after{top:27px}
.menu-btn[aria-expanded="true"] span{opacity:0}
.menu-btn[aria-expanded="true"]::before{transform:translateY(6px) rotate(45deg)}
.menu-btn[aria-expanded="true"]::after{transform:translateY(-6px) rotate(-45deg)}

/* ===== 共通パーツ ===== */
.eyebrow{font-family:var(--latin);font-size:15px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold-text);display:flex;align-items:center;gap:12px}
.eyebrow::after{content:"";width:40px;height:1px;background:var(--gold)}
.sec{padding-block:clamp(64px,10vw,120px)}
.sec-head{display:grid;gap:14px;margin-bottom:clamp(32px,5vw,56px)}
.sec-head h2{font-size:clamp(24px,3.2vw,32px);line-height:1.6}
.sec-head.center{justify-items:center;text-align:center}
.lead{color:var(--ink-sub);max-width:36em}
.band{background:var(--white)}
.band-greige{background:var(--greige-soft)}
.btn{display:inline-flex;align-items:center;gap:12px;text-decoration:none;font-size:15px;letter-spacing:.08em;padding:14px 28px;border:1px solid var(--ink);transition:background .2s,color .2s}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:#000}
.btn-line:hover{background:var(--ink);color:var(--white)}
.btn::after{content:"→";font-family:var(--latin)}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.caption{font-size:13px;color:var(--ink-sub);line-height:1.75}
.brandname{font-family:var(--latin);font-size:clamp(28px,3.4vw,38px);letter-spacing:.06em;line-height:1.1}
.brandname em{font-style:italic;color:var(--gold-text)}
.price{font-family:var(--serif);font-size:15px}
.price b{font-family:var(--latin);font-weight:500;font-size:28px;letter-spacing:.04em;margin-inline:6px}
.ticks{margin:0;padding:0;list-style:none;display:grid;gap:6px}
.ticks li{padding-left:20px;position:relative}
.ticks li::before{content:"";position:absolute;left:0;top:.95em;width:10px;height:1px;background:var(--gold)}

/* 縦長動画枠 */
.reel{position:relative;width:min(100%,340px);aspect-ratio:9/16;background:var(--greige);overflow:hidden;box-shadow:0 30px 60px -30px rgba(43,43,43,.35)}
.reel video,.reel img{width:100%;height:100%;object-fit:cover}
.reel::after{content:"";position:absolute;inset:14px;border:1px solid rgba(255,255,255,.65);pointer-events:none}

/* ===== ページ見出し ===== */
.page-head{background:var(--white);border-bottom:1px solid var(--line)}
.page-head .wrap{padding-block:clamp(44px,7vw,80px);display:grid;gap:14px}
.page-head h1{font-size:clamp(28px,4vw,40px)}
.crumb ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 10px;font-size:12.5px;color:var(--ink-sub)}
.crumb li+li::before{content:"／";margin-right:10px}
.crumb a{text-decoration:none}
.crumb a:hover{text-decoration:underline}

/* ===== トップ ===== */
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,6vw,80px);align-items:center;padding-block:clamp(48px,8vw,96px)}
.hero-copy{display:grid;gap:24px;min-width:0}
.hero h1{font-size:clamp(30px,5vw,52px);line-height:1.55;letter-spacing:.1em}
html[lang="en"] .hero h1{font-size:clamp(30px,4.4vw,48px);line-height:1.3;letter-spacing:.01em}
.hero .sub-catch{font-family:var(--latin);font-style:italic;font-size:clamp(17px,2vw,21px);color:var(--ink-sub);letter-spacing:.04em;line-height:1.5}
.hero .reel{justify-self:center}
.sub-catch:lang(ja),.foot-catch p:lang(ja){font-family:var(--serif)!important;font-style:normal!important;letter-spacing:.14em}

.news .wrap{display:grid;grid-template-columns:180px 1fr;gap:16px 40px;padding-block:28px;align-items:start}
.news ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.news li{display:grid;grid-template-columns:110px 1fr;gap:16px;font-size:15px;border-bottom:1px solid var(--line);padding-bottom:6px}
.news time{font-family:var(--latin);font-size:16px;letter-spacing:.08em;color:var(--ink-sub);font-variant-numeric:tabular-nums}

.message-ex .wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);align-items:center}
.message-ex blockquote{margin:0;font-family:var(--serif);font-size:clamp(20px,2.4vw,26px);line-height:1.9;letter-spacing:.08em;border-left:1px solid var(--gold);padding-left:28px}
.message-ex .body{display:grid;gap:20px;min-width:0}
.sign{font-family:var(--serif);font-size:15px;letter-spacing:.12em}

.flow-ends{display:flex;justify-content:space-between;font-family:var(--latin);letter-spacing:.2em;font-size:13px;color:var(--ink-sub);margin-bottom:10px;text-transform:uppercase}
.flow{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink)}
.flow li{padding:28px 24px 8px 0;display:grid;gap:10px;align-content:start;min-width:0}
.flow li+li{padding-left:24px;border-left:1px solid var(--line)}
.flow .num{font-family:var(--latin);font-size:34px;line-height:1;color:var(--gold)}
.flow h3{font-size:18px}
.flow p{font-size:14.5px;color:var(--ink-sub);line-height:1.85}

.product-intro{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,5vw,64px);align-items:center;margin-bottom:56px}
.product-intro img{width:100%;aspect-ratio:16/10;object-fit:cover}
.product-intro .copy{display:grid;gap:18px;min-width:0}
.product-intro h3{font-size:clamp(22px,2.6vw,28px)}
.specs{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line)}
.specs div{padding:14px 10px;display:grid;gap:2px;text-align:center}
.specs div+div{border-left:1px solid var(--line)}
.specs b{font-family:var(--latin);font-weight:500;font-size:26px;letter-spacing:.02em;font-variant-numeric:tabular-nums}
.specs b small{font-size:15px;margin-left:2px}
.specs span{font-size:12.5px;color:var(--ink-sub)}
.scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene{display:grid;gap:12px;align-content:start;min-width:0}
.scene img{width:100%;aspect-ratio:4/3;object-fit:cover}
.scene h4{font-size:18px;letter-spacing:.08em}
.scene p{font-size:14.5px;color:var(--ink-sub);line-height:1.85}
.cta-box{margin-top:48px;display:flex;flex-wrap:wrap;gap:16px 32px;align-items:center;justify-content:space-between;padding:28px 32px;background:var(--white);border:1px solid var(--line)}

.trust{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}
.trust div{padding:28px 22px 0 0;display:grid;gap:10px;align-content:start;min-width:0}
.trust div+div{padding-left:22px;border-left:1px solid var(--line)}
.trust h3{font-size:17px;line-height:1.6}
.trust p{font-size:14px;color:var(--ink-sub);line-height:1.85}

.biz .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(32px,5vw,64px);align-items:center}
.biz .main{display:grid;gap:14px}
.biz .main h2{font-size:clamp(24px,3.2vw,32px)}
.biz .side{display:grid;gap:16px;padding:32px;background:var(--white);border:1px solid var(--line)}
.biz .side .eyebrow::after{display:none}

/* ===== 会社概要 ===== */
.message .wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(32px,6vw,80px);align-items:start}
.message-side{display:grid;gap:20px;align-content:start;position:sticky;top:96px}
.message-side h2{font-size:clamp(24px,3vw,32px);line-height:1.8}
.message-side .sign span,.message-body .sign span{display:block;font-size:13px;color:var(--ink-sub)}
.message-body{display:grid;gap:22px;min-width:0;max-width:36em;padding-left:clamp(0px,4vw,48px);border-left:1px solid var(--line)}
.message-body .pull{font-family:var(--serif);font-size:18px;line-height:2;border-left:1px solid var(--gold);padding-left:22px;letter-spacing:.06em}
.message-body .sign{text-align:right;margin-top:12px}

.pillar{background:var(--ink);color:var(--on-dark)}
.pillar .wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);align-items:center;padding-block:clamp(64px,9vw,104px)}
.pillar h2{font-size:clamp(24px,3.4vw,36px);line-height:1.7;color:var(--white)}
.pillar p{color:var(--on-dark-sub);line-height:2}
.pillar .eyebrow{color:var(--gold)}

.table-wrap{overflow-x:auto}
.profile,.spec{width:100%;border-collapse:collapse}
.profile{font-size:15.5px}
.profile th,.profile td,.spec th,.spec td{text-align:left;vertical-align:top;border-bottom:1px solid var(--line);line-height:1.85}
.profile th,.profile td{padding:20px 8px}
.profile th{width:9em;font-weight:500;font-family:var(--serif);letter-spacing:.1em;color:var(--ink-sub)}
.profile tr:first-child th,.profile tr:first-child td{border-top:1px solid var(--ink)}
.profile .en{display:block;font-family:var(--latin);font-size:14px;color:var(--ink-sub);letter-spacing:.04em}

.history{list-style:none;margin:0 0 0 6px;padding:0;border-left:1px solid var(--greige)}
.history li{position:relative;display:grid;grid-template-columns:150px 1fr;gap:8px 32px;padding:0 0 36px 32px}
.history li::before{content:"";position:absolute;left:-6px;top:.55em;width:11px;height:11px;border-radius:50%;background:var(--pearl);border:1px solid var(--gold)}
.history li.now::before{background:var(--gold)}
.history time{font-family:var(--latin);font-size:20px;letter-spacing:.06em;font-variant-numeric:tabular-nums;line-height:1.5}
.history h3{font-size:17px;margin-bottom:6px;line-height:1.7}
.history p{font-size:14.5px;color:var(--ink-sub);line-height:1.9}
.tag-plan{font-size:12px;border:1px solid var(--gold);color:var(--gold-text);padding:1px 8px;margin-left:8px;vertical-align:2px;font-family:var(--sans);letter-spacing:.04em}

.access .wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,64px);align-items:center}
.access .main{display:grid;gap:14px}
.access .main h2{font-size:clamp(24px,3.2vw,32px)}

/* ===== 輸入販売事業 ===== */
.intro{max-width:44em;display:grid;gap:20px}
.intro h2{font-size:clamp(26px,3.6vw,38px);line-height:1.6}
.picks{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,36px)}
.picks div{display:grid;gap:12px;align-content:start;padding-top:22px;border-top:1px solid var(--ink);min-width:0}
.picks h3{font-size:19px;line-height:1.6}
.picks p{font-size:14.5px;color:var(--ink-sub)}
.roles{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}
.roles section{padding:32px 32px 32px 0;border-bottom:1px solid var(--line);display:grid;gap:12px;align-content:start;min-width:0}
.roles section:nth-child(even){padding-left:32px;padding-right:0;border-left:1px solid var(--line)}
.roles .num{font-family:var(--latin);font-size:15px;letter-spacing:.2em;color:var(--gold-text)}
.roles h3{font-size:20px}
.roles p{font-size:15px;color:var(--ink-sub)}
.brand-card{display:grid;grid-template-columns:1fr 1fr;background:var(--white);border:1px solid var(--line)}
.brand-card .bc-name{padding:clamp(28px,4vw,48px);display:grid;gap:14px;align-content:center;border-right:1px solid var(--line)}
.brand-card dl{margin:0;padding:clamp(28px,4vw,48px);display:grid;grid-template-columns:8em 1fr;gap:12px 20px;font-size:15px;align-content:center}
.brand-card dt{color:var(--ink-sub);font-family:var(--serif)}
.brand-card dd{margin:0}

/* ===== 商品 ===== */
.p-hero{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,64px);align-items:center}
.p-hero img{width:100%;aspect-ratio:16/11;object-fit:cover}
.p-hero .copy{display:grid;gap:18px;min-width:0}
.p-hero h1{font-size:clamp(26px,3.4vw,36px);line-height:1.6}
.model{font-size:13px;color:var(--ink-sub);letter-spacing:.06em}
.badges{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.badges li{font-size:12.5px;border:1px solid var(--greige);padding:3px 12px;background:var(--white)}
.reels{display:grid;grid-template-columns:repeat(3,minmax(0,240px));gap:20px;justify-content:center}
.reels .reel{width:100%}
.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.feature+.feature{margin-top:clamp(56px,8vw,96px)}
.feature.rev .media{order:2}
.media{display:grid;gap:12px;min-width:0}
.media>img{width:100%;aspect-ratio:16/10;object-fit:cover}
.media>video{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--greige-soft)}
.media .sub{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.media .sub img{aspect-ratio:4/3;object-fit:cover;width:100%}
.ftext{display:grid;gap:16px;min-width:0}
.ftext .idx{font-family:var(--latin);font-size:56px;line-height:1;color:var(--gold)}
.ftext h3{font-size:clamp(22px,2.6vw,28px);line-height:1.6}
.ftext .ticks{font-size:15px}
.spec{font-size:15px}
.spec th,.spec td{padding:14px 8px}
.spec th{width:11em;font-weight:500;font-family:var(--serif);color:var(--ink-sub);letter-spacing:.06em}
.spec tr.grp th{padding-top:28px;font-family:var(--latin);font-size:14px;letter-spacing:.24em;text-transform:uppercase;color:var(--gold-text);border-bottom:1px solid var(--ink)}
.support{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,32px)}
.support div{background:var(--white);border:1px solid var(--line);padding:28px;display:grid;gap:10px;align-content:start;min-width:0}
.support h3{font-size:18px}
.support p{font-size:14.5px;color:var(--ink-sub)}
.buy{background:var(--ink);color:var(--on-dark);text-align:center}
.buy .wrap{display:grid;gap:18px;justify-items:center;padding-block:clamp(56px,8vw,88px)}
.buy h2{color:var(--white);font-size:clamp(22px,3vw,30px)}
.buy .eyebrow{color:var(--gold)}
.buy .eyebrow::after{display:none}
.buy .price{color:var(--white)}
.buy .caption{color:var(--on-dark-sub)}
.buy .btn{border-color:var(--on-dark)}
.buy .btn-dark{background:var(--pearl);color:var(--ink)}
.buy .btn-dark:hover{background:var(--white)}
.product-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:24px}
.product-card{display:grid;gap:14px;text-decoration:none;background:var(--white);border:1px solid var(--line);padding-bottom:24px}
.product-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.product-card>*:not(img){padding-inline:24px}
.product-card:hover h2{text-decoration:underline;text-underline-offset:4px}
.product-card h2{font-size:20px}

/* ===== お問い合わせ ===== */
.contact-box{max-width:640px;margin-inline:auto;text-align:center;display:grid;gap:24px;justify-items:center;padding:clamp(32px,5vw,56px) clamp(20px,4vw,48px);background:var(--white);border:1px solid var(--line)}
.contact-box .addr{font-family:var(--latin);font-size:clamp(24px,4vw,38px);letter-spacing:.03em;line-height:1.3;word-break:break-all;border-bottom:1px solid var(--gold);padding-bottom:10px}
.contact-box dl{margin:0;display:flex;flex-wrap:wrap;justify-content:center;gap:4px 14px;font-size:14.5px}
.contact-box dt{color:var(--ink-sub);font-family:var(--serif)}
.contact-box dd{margin:0}

/* ===== フッター ===== */
.site-footer{background:var(--white);border-top:1px solid var(--line)}
.foot-catch{text-align:center;padding:56px 16px 40px;display:grid;gap:8px;border-bottom:1px solid var(--line)}
.foot-catch p:first-child{font-family:var(--serif);font-size:clamp(20px,2.6vw,26px);letter-spacing:.16em}
.foot-catch p:last-child{font-family:var(--latin);font-style:italic;color:var(--ink-sub)}
.foot .wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:32px;padding-block:40px;font-size:14px;color:var(--ink-sub);line-height:1.9}
.foot .brand{margin-bottom:12px;color:var(--ink)}
.foot ul{list-style:none;margin:0;padding:0;columns:2;column-gap:24px}
.foot ul a{text-decoration:none}
.foot ul a:hover{text-decoration:underline}
.copyright{text-align:center;font-family:var(--latin);font-size:13px;letter-spacing:.1em;color:var(--ink-sub);padding-block:16px;border-top:1px solid var(--line);margin:0}

/* ===== レスポンシブ ===== */
@media (max-width:960px){
  .menu-btn{display:block}
  .gnav{position:absolute;left:0;right:0;top:100%;background:var(--white);border-bottom:1px solid var(--line);display:none}
  .gnav.open{display:block}
  .gnav ul{flex-direction:column;align-items:stretch;gap:0;padding:8px 16px 16px;font-size:15px}
  .gnav li a{display:block;padding:14px 4px;border-bottom:1px solid var(--line)}
  .gnav .lang{display:inline-block;margin-top:14px;border:1px solid var(--line)}
}
@media (max-width:880px){
  .hero .wrap,.message-ex .wrap,.product-intro,.biz .wrap,.message .wrap,.pillar .wrap,.access .wrap,.foot .wrap,.p-hero,.feature,.brand-card{grid-template-columns:1fr}
  .feature .ftext{order:-1}
  .feature .media,.feature.rev .media{order:0}
  .feature{gap:20px}
  .feature+.feature{padding-top:clamp(40px,8vw,56px);border-top:1px solid var(--line)}
  .news .wrap{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr}
  .flow li:nth-child(3){padding-left:0;border-left:0}
  .trust{grid-template-columns:1fr}
  .trust div,.trust div+div{padding:22px 0;border-left:0;border-bottom:1px solid var(--line)}
  .scenes,.picks,.support{grid-template-columns:1fr}
  .message-side{position:static}
  .message-body{border-left:0;padding-left:0}
  .brand-card .bc-name{border-right:0;border-bottom:1px solid var(--line)}
}
@media (max-width:560px){
  body{font-size:15.5px}
  .brand span{font-size:14px;letter-spacing:.08em}
  .brand small{font-size:11px}
  .flow,.trust,.roles{grid-template-columns:1fr}
  .flow li,.trust div{padding-left:0!important;border-left:0!important;border-bottom:1px solid var(--line);padding-bottom:20px}
  .roles section,.roles section:nth-child(even){padding:24px 0;border-left:0}
  .news li{grid-template-columns:1fr;gap:0}
  .history li{grid-template-columns:1fr;gap:2px}
  .profile th{width:6.5em}
  .spec th{width:7.5em}
  .specs b{font-size:21px}
  .reels{grid-template-columns:minmax(0,260px)}
  .cta-box{padding:24px 20px}
  .brand-card dl{grid-template-columns:1fr;gap:2px 0}
  .brand-card dd{margin-bottom:10px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}