/* ============================================
   日比肥料店  common stylesheet
   palette / type derived from 2022 design PDF
   ============================================ */
:root{
  --kinari:#F0EFE6;      /* 生成り: セクション背景 */
  --shiro:#FDFDFB;       /* 白ベース */
  --sumi:#33332C;        /* 墨: 本文 */
  --sumi-usui:#6B6B60;   /* 薄墨: キャプション */
  --midori:#42522F;      /* 深緑: アクセント(畑・看板文字) */
  --keisen:#8F8F82;      /* 罫線 */
  --serif:"Shippori Mincho B1","Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:clip}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  font-family:var(--serif);
  color:var(--sumi);
  background:var(--shiro);
  line-height:2;
  font-feature-settings:"palt";
  letter-spacing:.06em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--midori);outline-offset:3px}

.wrap{max-width:1080px;margin:0 auto;padding:0 clamp(20px,5vw,48px)}

/* ---------- header ---------- */
.site-header{background:var(--shiro);border-bottom:1px solid #E6E5D9;position:relative;z-index:20}
.header-inner{
  max-width:1240px;margin:0 auto;height:72px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(20px,4vw,40px);
}
.header-logo{font-size:20px;font-weight:800;letter-spacing:.2em;line-height:1}
.gnav{display:flex;align-items:center;gap:clamp(1.4em,2.4vw,2.4em)}
.gnav a{font-size:14px;letter-spacing:.08em;position:relative;padding:.3em 0}
.gnav a:not(.nav-contact)::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--sumi);
  transition:right .25s;
}
.gnav a:not(.nav-contact):hover::after{right:0}
.gnav .nav-contact{border:1px solid var(--sumi);padding:.6em 1.5em;transition:background .25s,color .25s}
.gnav .nav-contact:hover{background:var(--midori);border-color:var(--midori);color:#fff}
.menu-btn{
  display:none;width:48px;height:48px;border:none;background:none;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:7px;
}
.menu-btn span.bar{display:block;width:26px;height:1px;background:var(--sumi);transition:transform .3s,opacity .3s}
.menu-btn[aria-expanded="true"] .bar:nth-child(1){transform:translateY(8px) rotate(24deg)}
.menu-btn[aria-expanded="true"] .bar:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-8px) rotate(-24deg)}
@media(max-width:900px){
  .gnav{display:none}
  .menu-btn{display:flex}
  .header-inner{height:60px}
  .header-logo{font-size:17px}
}

/* fullscreen menu */
.menu-panel{
  position:fixed;inset:0;z-index:30;background:var(--kinari);
  display:flex;flex-direction:column;justify-content:center;
  padding:clamp(28px,8vw,80px);
  opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s;
}
.menu-panel.open{opacity:1;visibility:visible}
.menu-close{
  position:absolute;top:0;right:0;width:76px;height:76px;
  background:none;border:none;border-left:1px solid var(--keisen);border-bottom:1px solid var(--keisen);
  font-family:var(--serif);font-size:26px;color:var(--sumi);cursor:pointer;
}
.menu-panel .menu-logo{font-size:clamp(24px,5vw,32px);font-weight:800;letter-spacing:.24em;margin-bottom:.6em}
.menu-panel nav a{
  display:block;font-size:clamp(17px,2.6vw,20px);padding:.62em 0;letter-spacing:.14em;
  border-bottom:1px dotted transparent;width:fit-content;
}
.menu-panel nav a:hover{border-bottom-color:var(--sumi)}
.menu-panel .menu-insta{margin-top:2.2em;display:inline-flex;align-items:center;gap:.6em;font-size:17px;width:fit-content}
.menu-panel .menu-insta:hover{color:var(--midori)}

/* ---------- section heading: circle crossing rule ---------- */
.sec-head{display:flex;align-items:center;gap:0;margin-bottom:clamp(36px,7vw,64px)}
.sec-head .en{
  position:relative;z-index:1;font-size:clamp(20px,3vw,25px);letter-spacing:.1em;
  padding-left:.9em;font-weight:500;line-height:1.6;
}
.sec-head .en::before{
  content:"";position:absolute;left:0;top:calc(50% + .04em);transform:translate(-32%,-50%);
  width:1.9em;height:1.9em;border:1px solid var(--sumi);border-radius:50%;z-index:-1;
}
.sec-head .rule{flex:1;height:1px;background:var(--sumi);max-width:420px;margin-left:-4px;transform:translateY(2px)}

/* ---------- footer ---------- */
.site-footer{background:var(--kinari)}
.footer-photo img{width:100%;max-height:420px;object-fit:cover}
.footer-inner{padding:clamp(56px,10vw,96px) 0 clamp(36px,6vw,56px)}
.footer-logo{font-size:clamp(24px,4.6vw,34px);font-weight:800;letter-spacing:.26em;margin-bottom:1.4em}
.footer-nav a{display:block;width:fit-content;padding:.5em 0;font-size:16px;letter-spacing:.12em}
.footer-nav a:hover{color:var(--midori)}
.footer-insta{margin-top:2em;display:inline-flex;align-items:center;gap:.6em;font-size:16px}
.footer-insta:hover{color:var(--midori)}
.insta-ic{width:26px;height:26px;border:1.5px solid currentColor;border-radius:7px;position:relative;flex:0 0 auto}
.insta-ic::before{content:"";position:absolute;inset:5px;border:1.5px solid currentColor;border-radius:50%}
.insta-ic::after{content:"";position:absolute;top:3px;right:3px;width:3px;height:3px;background:currentColor;border-radius:50%}
.pagetop-row{display:flex;justify-content:flex-end;margin-top:2.5em}
.pagetop{font-size:15px;letter-spacing:.12em;border-bottom:1px solid var(--sumi);padding:0 .4em .35em 2.5em}
.copyright{font-size:12px;color:var(--sumi-usui);text-align:center;padding:1.6em 0;letter-spacing:.1em}

/* ---------- buttons / view more ---------- */
.viewmore{
  display:inline-block;font-size:15px;letter-spacing:.14em;
  border-bottom:1px solid var(--sumi);padding:0 .3em .35em 2.4em;
  transition:color .25s,border-color .25s;
}
.viewmore:hover{color:var(--midori);border-color:var(--midori)}

/* ---------- subpage hero ---------- */
.sub-hero{padding:clamp(56px,9vw,88px) 0 clamp(36px,6vw,56px)}
.sub-hero .sub-title{font-size:clamp(26px,5vw,38px);font-weight:700;letter-spacing:.2em}
.sub-hero .sub-en{color:var(--sumi-usui);font-size:15px;letter-spacing:.18em;margin-top:.6em}

/* ---------- utility ---------- */
.bg-kinari{background:var(--kinari)}
.sec{padding:clamp(64px,12vw,120px) 0}
.note{font-size:13px;color:var(--sumi-usui)}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s ease}
.reveal.on{opacity:1;transform:none}

/* ---------- philosophy (大切にしていること) ---------- */
.philo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(28px,4vw,56px)}
@media(max-width:820px){.philo-grid{grid-template-columns:1fr;gap:40px}}
.philo-item{position:relative;padding-top:1.2em}
.philo-item .ph-num{
  font-size:14px;letter-spacing:.1em;color:var(--sumi);
  width:2.9em;height:2.9em;border:1px solid var(--sumi);border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  margin-bottom:1.2em;text-indent:.1em;
}
.philo-item h3{font-size:clamp(17px,2.6vw,20px);font-weight:700;letter-spacing:.1em;line-height:1.9;margin-bottom:.8em}
.philo-item p{font-size:14px;line-height:2.2}

/* ---------- since 1952 ---------- */
.since{
  display:flex;align-items:baseline;gap:.6em;margin-top:clamp(28px,5vw,44px);
  color:var(--sumi);
}
.since .since-en{font-size:clamp(15px,2.2vw,18px);letter-spacing:.22em}
.since .since-year{font-size:clamp(40px,8vw,64px);font-weight:700;letter-spacing:.1em;line-height:1}
.since .since-note{font-size:13px;color:var(--sumi-usui);letter-spacing:.12em}

/* ---------- top products section ---------- */
.top-prod{display:flex;gap:clamp(24px,5vw,64px);align-items:center;flex-wrap:wrap}
.top-prod figure{flex:1 1 320px;max-width:520px}
.top-prod .tp-text{flex:1 1 300px}
.top-prod .tp-text p{font-size:15px;line-height:2.2;margin-bottom:1.6em}

/* ---------- CTA band ---------- */
.cta-band{background:var(--midori);color:#F4F3EA;padding:clamp(56px,10vw,88px) 0;text-align:center}
.cta-band .cta-copy{font-size:clamp(19px,3.4vw,26px);font-weight:500;letter-spacing:.18em;line-height:2.1;margin-bottom:1.6em}
.cta-band .cta-sub{font-size:14px;letter-spacing:.12em;margin-bottom:2.4em;color:#DDDCC9}
.cta-btn{
  display:inline-block;border:1px solid #F4F3EA;color:#F4F3EA;
  padding:1em 3.2em;font-size:16px;letter-spacing:.2em;
  transition:background .25s,color .25s;
}
.cta-btn:hover{background:#F4F3EA;color:var(--midori)}

/* ---------- flow (ご相談の流れ) ---------- */
.flow-list{max-width:680px;counter-reset:flow}
.flow-item{
  position:relative;padding:0 0 2.2em 4.2em;counter-increment:flow;
}
.flow-item::before{
  content:counter(flow,decimal-leading-zero);
  position:absolute;left:0;top:-.15em;
  width:2.4em;height:2.4em;border:1px solid var(--sumi);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;letter-spacing:.06em;
}
.flow-item::after{
  content:"";position:absolute;left:1.75em;top:2.6em;bottom:.4em;width:1px;background:var(--keisen);
}
.flow-item:last-child{padding-bottom:0}
.flow-item:last-child::after{display:none}
.flow-item h3{font-size:17px;font-weight:700;letter-spacing:.1em;margin-bottom:.4em}
.flow-item p{font-size:14px;line-height:2.1}

/* ---------- category cards (products) ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3.5vw,40px);margin-bottom:clamp(48px,8vw,72px)}
@media(max-width:760px){.cat-grid{grid-template-columns:1fr;gap:32px}}
.cat-card figure{aspect-ratio:4/3;overflow:hidden}
.cat-card figure img{width:100%;height:100%;object-fit:cover}
.cat-card h3{font-size:18px;font-weight:700;letter-spacing:.14em;margin:.9em 0 .4em}
.cat-card p{font-size:14px;line-height:2.1}

.sp-only{display:none}
@media(max-width:640px){.sp-only{display:inline}}