/* カスハラ対策キット — shared shell (site.css)
   World: a page from the business-supply catalogue the shop already orders from.
   Two-colour print: paper + ink, one spot green. One family: BIZ UDPGothic (OFL), subset + self-hosted.
   Tokens first; components only through tokens. */

@font-face{font-family:"BIZ UDPGothic";font-style:normal;font-weight:400;font-display:swap;src:url(/site/fonts/BIZUDPGothic-400.woff2) format("woff2")}
@font-face{font-family:"BIZ UDPGothic";font-style:normal;font-weight:700;font-display:swap;src:url(/site/fonts/BIZUDPGothic-700.woff2) format("woff2")}

:root{
  --paper:#faf9f5;      /* catalogue stock */
  --paper-2:#f0efe8;    /* tinted band */
  --paper-3:#e7e6dd;    /* deeper band / thumb ground */
  --ink:#1e2420;        /* green-tinted near-black */
  --ink-2:#55615a;      /* secondary text, 5.9:1 on paper */
  --rule:#d5d9d0;
  --rule-strong:#9aa39c;
  --spot:#1f6b47;       /* the printed colour: 6.3:1 with white */
  --spot-deep:#14503a;  /* hover, text on paper 8.6:1 */
  --spot-wash:#e3eee6;  /* spot at 10% on paper */
  --spot-wash-2:#c9dfd0;
  --err:#a1362c;        /* form errors only; never decoration */
  --err-wash:#f6e6e3;
  --font:"BIZ UDPGothic","BIZ UDPゴシック","Hiragino Sans","Yu Gothic UI","Yu Gothic","Meiryo",system-ui,sans-serif;
  --measure:64ch;
  --radius:3px;         /* print corners: almost none */
  --ease:cubic-bezier(.16,1,.3,1);
  --shadow-sheet:0 1px 2px rgba(30,36,32,.08),0 8px 24px -8px rgba(30,36,32,.28);
  --shadow-sheet-sm:0 1px 1px rgba(30,36,32,.08),0 4px 12px -4px rgba(30,36,32,.25);
  color-scheme:light;
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scrollbar-color:var(--rule-strong) var(--paper-2);scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.8;font-feature-settings:"palt" 0;font-kerning:normal;-webkit-font-smoothing:antialiased}
::selection{background:var(--spot);color:#fff}
a{color:var(--spot-deep);text-decoration-thickness:1px;text-underline-offset:.2em}
a:hover{color:var(--spot)}
:focus-visible{outline:2px solid var(--spot);outline-offset:3px;border-radius:2px}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{line-height:1.35;margin:0 0 .5em;font-weight:700;text-wrap:balance;letter-spacing:.01em}
h1{font-size:clamp(1.6rem,4.2vw,2.3rem)}
h2{font-size:clamp(1.25rem,2.6vw,1.6rem)}
h3{font-size:1.1rem}
p{margin:0 0 1em;max-width:var(--measure)}
ul,ol{padding-left:1.4em;margin:0 0 1em;max-width:var(--measure)}
li{margin-bottom:.35em}
li::marker{color:var(--spot)}
small{font-size:.85em}
b,strong{font-weight:700}
code{font-family:inherit;background:var(--paper-2);padding:0 .3em}
hr{border:0;border-top:1px solid var(--rule);margin:2rem 0}
.num,.price,table td.n,th.n{font-variant-numeric:tabular-nums}
.wrap{max-width:1080px;margin:0 auto;padding-inline:clamp(16px,4vw,40px)}
.wrap.narrow{max-width:820px}
.note{font-size:.88rem;color:var(--ink-2)}
.center{text-align:center}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- header (the catalogue's running head) ---------- */
header.site{background:var(--paper);border-bottom:1.5px solid var(--ink);position:sticky;top:0;z-index:20}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:.75rem;min-height:60px}
.brand{font-weight:700;color:var(--ink);text-decoration:none;font-size:1.05rem;letter-spacing:.02em;white-space:nowrap;display:flex;align-items:center;gap:.6rem;min-height:44px;min-width:0}
nav.main{flex:none}
@media (max-width:520px){nav.main{margin-left:.6rem}nav.main a{padding:.6rem .35rem;font-size:.85rem}.brand{flex:none}nav.main a.btn{padding:.5rem .65rem;margin-left:.2rem}}
.brand img{height:40px;width:auto;display:block}
@media (max-width:520px){.brand img{height:32px}}
nav.main{display:flex;align-items:center;gap:clamp(.25rem,1.5vw,1rem)}
nav.main a{font-size:.9rem;text-decoration:none;color:var(--ink);padding:.6rem .5rem;min-height:44px;display:inline-flex;align-items:center;white-space:nowrap}
nav.main a:hover{color:var(--spot-deep);text-decoration:underline;text-underline-offset:.3em}
header.site nav.main a.btn,header.site nav.main a.btn:hover,header.site nav.main a.btn:focus,header.site nav.main a.btn:active{color:#fff !important;text-decoration:none}
nav.main a.btn{padding:.55rem .9rem;font-size:.9rem}
nav.main a.btn .long{display:none}
@media (min-width:720px){nav.main a.btn .long{display:inline}nav.main a.btn .short{display:none}}

/* ---------- buttons: printed, square-cornered ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4em;background:var(--spot);color:#fff;text-decoration:none;font-weight:700;padding:.85rem 1.5rem;border:1.5px solid var(--spot);border-radius:var(--radius);font-size:1.02rem;line-height:1.3;min-height:48px;cursor:pointer;font-family:inherit;transition:background .15s var(--ease),color .15s var(--ease),transform .15s var(--ease)}
.btn:hover{background:var(--spot-deep);border-color:var(--spot-deep);color:#fff}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:transparent;color:var(--spot-deep);border-color:var(--spot)}
.btn.ghost:hover{background:var(--spot-wash);color:var(--spot-deep)}
.btn.sm{padding:.55rem 1rem;font-size:.92rem;min-height:44px}
.btn[aria-disabled="true"],.btn:disabled{opacity:.55;cursor:not-allowed}

/* ---------- sections ---------- */
main{display:block}
section{padding-block:clamp(2.2rem,5vw,3.6rem)}
section.band{background:var(--paper-2)}
section.band.deep{background:var(--paper-3)}
.sec-head{display:flex;align-items:baseline;gap:1rem;border-bottom:1.5px solid var(--ink);padding-bottom:.4rem;margin-bottom:1.4rem}
.sec-head h2{margin:0}
.sec-head .lede{margin:0 0 0 auto;color:var(--ink-2);font-size:.9rem;text-align:right}
@media (max-width:600px){.sec-head{flex-direction:column;gap:.15rem}.sec-head .lede{margin:0;text-align:left}}

/* ---------- catalogue tables ---------- */
.tblwrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 1rem}
.tblwrap:focus-visible{outline-offset:0}
table.spec{width:100%;border-collapse:collapse;font-size:.95rem;background:transparent}
table.spec th,table.spec td{text-align:left;vertical-align:top;padding:.65rem .8rem;border-bottom:1px solid var(--rule)}
table.spec thead th{border-bottom:1.5px solid var(--ink);font-size:.8rem;letter-spacing:.06em;color:var(--ink-2);font-weight:700;background:transparent}
table.spec tbody th{font-weight:700;white-space:nowrap;width:11em;color:var(--ink);background:transparent}
table.spec td.hl,table.spec th.hl{background:var(--spot-wash)}
table.spec td p:last-child{margin-bottom:0}

/* ---------- FAQ ---------- */
.faq details{border-bottom:1px solid var(--rule);padding:.2rem 0}
.faq details:first-of-type{border-top:1.5px solid var(--ink)}
.faq summary{cursor:pointer;padding:.8rem 2rem .8rem 0;list-style:none;position:relative;min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary h3{display:inline;font-size:1rem;margin:0}
.faq summary::after{content:"";position:absolute;right:.4rem;top:50%;width:.55rem;height:.55rem;border-right:1.5px solid var(--spot);border-bottom:1.5px solid var(--spot);transform:translateY(-70%) rotate(45deg);transition:transform .2s var(--ease)}
.faq details[open] summary::after{transform:translateY(-30%) rotate(225deg)}
.faq details p{padding:0 0 .9rem;color:var(--ink)}

/* ---------- legal pages ---------- */
.legal h1{margin-top:1.5rem}
.legal h2{font-size:1.15rem;margin-top:2.2rem;padding-bottom:.3rem;border-bottom:1px solid var(--rule)}
.legal dl{border-top:1.5px solid var(--ink);margin:0 0 1.5rem}
.legal dt{font-weight:700;margin-top:.9rem}
.legal dd{margin:0 0 .6rem;padding-bottom:.6rem;border-bottom:1px solid var(--rule)}
.legal .box,.box{border:1.5px solid var(--ink);padding:1.1rem 1.3rem;background:var(--paper);margin:0 0 1.5rem}
.box h3{margin-top:0}
.disclaimer{font-size:.88rem;color:var(--ink-2);border-top:1px solid var(--rule);padding-top:1rem;margin-top:1rem}
.ph{background:var(--spot-wash);padding:0 .2em}

/* ---------- forms (order flow inherits) ---------- */
fieldset{border:1.5px solid var(--ink);border-radius:0;background:var(--paper);padding:1rem 1.2rem;margin:0 0 1.2rem}
legend{font-weight:700;padding:0 .4rem}
label{display:block;font-weight:700;margin:.8rem 0 .25rem;font-size:.95rem}
label small,.hint{font-weight:400;color:var(--ink-2);font-size:.85rem}
input[type=text],input[type=email],input[type=number],input[type=tel],select,textarea{width:100%;padding:.7rem .8rem;border:1.5px solid var(--rule-strong);border-radius:var(--radius);font-size:1rem;font-family:inherit;background:#fff;color:var(--ink);min-height:48px;accent-color:var(--spot);caret-color:var(--spot)}
input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--spot);outline-offset:1px;border-color:var(--spot)}
input[type=checkbox],input[type=radio]{accent-color:var(--spot);width:20px;height:20px}
.errors{background:var(--err-wash);border:1.5px solid var(--err);color:var(--err);padding:.8rem 1rem;margin:0 0 1rem}
.errors ul{margin:0;padding-left:1.2em}
button.btn,button[type=submit]{width:100%}

/* ---------- footer (the colophon) ---------- */
footer.site{border-top:1.5px solid var(--ink);padding-block:2rem 2.5rem;font-size:.88rem;color:var(--ink-2);margin-top:2rem}
footer.site .links{display:flex;flex-wrap:wrap;gap:.2rem 1.4rem;margin-bottom:1rem}
footer.site a{color:var(--ink);text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
footer.site a:hover{text-decoration:underline;color:var(--spot-deep)}
footer.site p{max-width:none}
footer.site .colophon{display:flex;align-items:center;gap:.6rem;margin-top:.4rem}
footer.site .colophon img{flex:none;opacity:.9}

/* ---------- closing band (shared) ---------- */
.ctaband{background:var(--spot);color:#fff;padding-block:2.6rem}
.ctaband h2{color:#fff;margin-bottom:.4rem}
.ctaband p{color:#d9e9df;max-width:none}
.ctaband .btn{background:#fff;color:var(--spot-deep);border-color:#fff}
.ctaband .btn:hover{background:var(--spot-wash);border-color:var(--spot-wash)}
.ctaband .actions{display:flex;flex-wrap:wrap;gap:.8rem 1.4rem;align-items:center;margin-top:1rem}
.ctaband .actions .note{color:#d9e9df}

/* ---------- compare page ---------- */
table.spec thead th .note{display:block;font-weight:400;letter-spacing:0;font-size:.8rem;margin-top:.15rem}
table.spec.compare-full tbody th{width:9em;white-space:normal}
table.spec.compare-full{min-width:720px}
.grid{display:grid;gap:1rem;margin:0 0 1.2rem}
@media (min-width:720px){.grid.c3{grid-template-columns:1fr 1fr 1fr}}
.card{border-top:1.5px solid var(--ink);padding:.8rem 0 0}
.card h3{font-size:1rem;margin-bottom:.3rem}
.card p{font-size:.95rem;margin:0}
@media (max-width:400px){nav.main a.compare{display:none}}