/* llcgrande.com — structure & components.
 * All colors/fonts come from skin tokens (skin-a.css / skin-b.css).
 * Hex literals belong ONLY in skin files. */

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{background:var(--paper);color:var(--ink);
  font:15px/1.9 -apple-system,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent)}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-head{background:var(--head-bg);color:var(--head-ink);
  position:sticky;top:0;z-index:100;border-bottom:1px solid var(--line2)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;
  min-height:64px;gap:16px;flex-wrap:wrap;padding-top:8px;padding-bottom:8px}
.brand{font-family:var(--font-head);font-size:20px;font-weight:600;letter-spacing:.06em;
  color:var(--head-ink);text-decoration:none}
.brand small{display:block;font-size:10px;font-weight:400;letter-spacing:.22em;
  opacity:.65;text-transform:uppercase}
.gnav{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.gnav a{color:var(--head-ink);text-decoration:none;font-size:13px}
.gnav a:hover{opacity:.7}
.head-tel{text-align:right;line-height:1.3}
.head-tel a{font-family:var(--font-head);font-size:20px;font-weight:700;
  color:var(--head-ink);text-decoration:none;letter-spacing:.04em}
.head-tel span{display:block;font-size:10px;opacity:.65}

/* ---------- Buttons ---------- */
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);
  text-decoration:none;border:none;cursor:pointer;
  padding:14px 36px;border-radius:var(--radius);font-size:15px;font-weight:700;
  letter-spacing:.06em}
.btn:hover{background:var(--accent-hover)}
.btn-gold{background:var(--gold);color:var(--ink)}
.btn-gold:hover{background:var(--gold);filter:brightness(.92)}

/* ---------- Hero ---------- */
.hero{background:var(--hero-bg);color:var(--hero-ink);
  border-bottom:1px solid var(--line2);overflow:hidden;position:relative}
.hero .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;
  align-items:center;padding-top:72px;padding-bottom:72px}
.hero-copy .lead-en{font-size:12px;letter-spacing:.35em;text-transform:uppercase;
  color:var(--gold);font-weight:700;margin-bottom:14px}
.hero-copy h1{font-family:var(--font-head);font-size:38px;line-height:1.45;
  font-weight:700;letter-spacing:.04em}
.hero-copy h1 em{font-style:normal;
  background:linear-gradient(transparent 68%,var(--gold) 68%)}
.hero-copy p{margin-top:18px;color:var(--muted);max-width:560px}
.hero-cta{margin-top:28px;display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-side{display:flex;flex-direction:column;gap:16px}
.hero-photo{width:100%;aspect-ratio:5/4;object-fit:cover;
  border-radius:var(--radius);border:1px solid var(--line2)}
.hero-tel{background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 28px;text-align:center}
.hero-tel .cap{font-size:12px;color:var(--muted);letter-spacing:.1em}
.hero-tel a{font-family:var(--font-head);font-size:32px;font-weight:700;
  color:var(--ink);text-decoration:none;letter-spacing:.05em;display:block;margin:6px 0}
.hero-tel .sub{font-size:11px;color:var(--muted)}
.hero-deco{position:absolute;right:-40px;bottom:-30px;font-family:var(--font-head);
  font-size:150px;font-weight:700;color:var(--gold);opacity:.08;
  letter-spacing:.05em;pointer-events:none;user-select:none}

/* ---------- USP badges ---------- */
.usp{border-bottom:1px solid var(--line2)}
.usp .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  padding-top:0;padding-bottom:0}
.usp-item{padding:22px 20px;text-align:center;border-left:1px solid var(--line2)}
.usp-item:first-child{border-left:none}
.usp-item .num{font-family:var(--font-head);color:var(--gold);
  font-size:13px;font-weight:700;letter-spacing:.2em}
.usp-item h3{font-size:15px;font-weight:700;margin-top:4px}

/* ---------- Sections ---------- */
section{padding:72px 0}
.sec-head{text-align:center;margin-bottom:44px}
.sec-head .en{font-size:12px;letter-spacing:.35em;text-transform:uppercase;
  color:var(--gold);font-weight:700}
.sec-head h2{font-family:var(--font-head);font-size:28px;font-weight:700;
  letter-spacing:.08em;margin-top:6px}
.sec-head .rule{width:48px;height:2px;background:var(--gold);margin:16px auto 0}
.sec-alt{background:var(--alt-bg);color:var(--alt-ink)}
.sec-alt .sec-head h2{color:var(--alt-ink)}

/* ---------- Daily price board ---------- */
.sec-head .date{margin-top:14px;font-size:13px;color:var(--muted);letter-spacing:.08em}
.price-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:20px;max-width:880px;margin:0 auto}
.price-card{background:var(--card);border:1px solid var(--line2);
  border-top:3px solid var(--gold);border-radius:var(--radius);
  padding:26px 20px;text-align:center}
.price-card .metal{font-family:var(--font-head);font-size:18px;font-weight:700;
  letter-spacing:.12em}
.price-card .sub{font-size:11.5px;color:var(--muted);letter-spacing:.06em;margin-top:2px}
.price-card .yen{font-family:var(--font-head);font-size:34px;font-weight:700;
  margin-top:14px;line-height:1.3}
.price-card .yen small{font-size:15px;margin-left:2px;font-weight:600}
.price-card .yen .ask{font-size:14px;font-weight:600;color:var(--muted);
  display:inline-block;line-height:1.6}
.price-board-note{text-align:center;font-size:12px;color:var(--muted);margin-top:22px}
.price-more{text-align:center;margin-top:26px}
.diff{display:inline-block;font-size:12px;font-weight:700}
.price-card .diff{display:block;margin-top:8px}
.diff.up{color:var(--ok)}
.diff.down{color:var(--warn)}
.diff.flat{color:var(--muted)}

/* ---------- Price detail page (/price.php) ---------- */
.purity-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:24px;align-items:start}
.purity-block h3{font-family:var(--font-head);font-size:18px;font-weight:700;
  margin-bottom:10px;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.purity-ask{font-size:13px;color:var(--muted)}
.price-prep{text-align:center;color:var(--muted);margin-bottom:24px}
.calc-card{background:var(--card);border:1px solid var(--line2);
  border-radius:var(--radius);padding:28px;max-width:560px;margin:44px auto 0}
.calc-card h3{font-family:var(--font-head);font-size:19px;font-weight:700;text-align:center}
.calc-lead{font-size:13px;color:var(--muted);text-align:center;margin:8px 0 18px}
.calc-row{margin-bottom:14px}
.calc-row label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}
.calc-row select,.calc-row input{width:100%;background:var(--field);
  border:1px solid var(--line);border-radius:calc(var(--radius) / 2 + 2px);
  padding:11px 12px;font:inherit;color:var(--ink)}
.calc-row select:focus,.calc-row input:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent)}
.calc-result{text-align:center;font-size:15px;margin:18px 0 6px;min-height:1.8em;
  color:var(--muted)}
.calc-result em{font-style:normal;font-family:var(--font-head);font-size:26px;
  font-weight:700;color:var(--ink)}
.calc-note{font-size:11.5px;color:var(--muted);text-align:center}

/* ---------- Price admin ---------- */
.admin-card{max-width:520px}
.admin-title{font-family:var(--font-head);font-size:22px;font-weight:700;
  text-align:center;margin-bottom:22px}
.admin-meta{font-size:12.5px;color:var(--muted);text-align:center;margin-bottom:18px}
.admin-note{font-size:12.5px;color:var(--muted);margin:16px 0;line-height:1.8}
.admin-notice{background:color-mix(in srgb, var(--ok) 12%, var(--card));color:var(--ok);
  border:1px solid color-mix(in srgb, var(--ok) 35%, var(--card));
  border-radius:var(--radius);padding:12px 16px;margin-bottom:20px;font-size:13.5px}
.admin-notice a{color:var(--ok);font-weight:700}
.admin-foot{text-align:center;margin-top:22px;font-size:12.5px}
.admin-foot a{color:var(--muted)}
.admin-danger{margin-top:34px;padding-top:22px;border-top:1px solid var(--line2);
  text-align:center}
.admin-danger h2{font-size:14px;font-weight:700;color:var(--warn)}
.admin-danger p{font-size:12px;color:var(--muted);margin:10px 0 16px;text-align:left;
  line-height:1.8}
.btn-danger{background:var(--warn);color:var(--accent-ink);font-size:13px;padding:11px 24px}
.btn-danger:hover{background:var(--warn);filter:brightness(.88)}
.admin-wide{max-width:860px}
.admin-tabs{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:24px}
.admin-tabs a{padding:9px 16px;border:1px solid var(--line);border-radius:var(--radius);
  font-size:13px;font-weight:600;text-decoration:none;color:var(--ink);background:var(--field)}
.admin-tabs a.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.admin-table{width:100%;border-collapse:collapse;font-size:13px;background:var(--card)}
.admin-table th,.admin-table td{border-bottom:1px solid var(--line2);padding:9px 10px;
  text-align:left;white-space:nowrap;vertical-align:middle}
.admin-table thead th{background:var(--paper);color:var(--muted);font-size:11.5px;
  letter-spacing:.06em}
.admin-table td.num{text-align:right;
  font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace}
.admin-table .dim{color:var(--muted);opacity:.7}
.admin-actions{display:flex;gap:6px;align-items:center}
.admin-actions form{display:inline}
.btn-sm{padding:7px 13px;font-size:12px;border-radius:calc(var(--radius) / 2 + 2px)}
.btn-ghost{background:var(--card);color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--paper)}
.admin-sub{font-size:14px;font-weight:700;margin:26px 0 6px}
.admin-checks label{display:block;font-size:13px;font-weight:600;margin-bottom:8px}
.admin-checks input{margin-right:6px}
.purity-rows{margin:12px 0 6px}
.purity-rows .row{display:grid;grid-template-columns:1.4fr 1fr;gap:8px;margin-bottom:8px}
.purity-rows .row.head{font-size:11.5px;color:var(--muted);margin-bottom:2px}
.purity-rows input{width:100%;background:var(--field);border:1px solid var(--line);
  border-radius:calc(var(--radius) / 2 + 2px);padding:9px 11px;font:inherit;color:var(--ink)}

/* ---------- Reasons ---------- */
.reasons{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.reason{background:var(--card);border:1px solid var(--line2);
  border-radius:var(--radius);padding:26px 28px}
.reason .no{font-family:var(--font-head);font-size:26px;font-weight:700;
  color:var(--gold);line-height:1}
.reason h3{font-size:17px;font-weight:700;margin:10px 0 8px}
.reason p{font-size:13.5px;color:var(--muted)}

/* ---------- Items ---------- */
.items{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.item{background:var(--card);border:1px solid var(--line2);
  border-radius:var(--radius);padding:24px 18px;text-align:center;overflow:hidden}
.item-photo{margin:-24px -18px 16px}
.item-photo img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.item .icon{width:52px;height:52px;margin:0 auto 12px;color:var(--gold)}
.item .icon svg{width:100%;height:100%}
.item h3{font-size:15px;font-weight:700}
.item p{font-size:12.5px;color:var(--muted);margin-top:8px;text-align:left}
.items-note{text-align:center;margin-top:24px;font-size:13px;color:var(--muted)}

/* ---------- Flow steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step}
.step{background:var(--card);border:1px solid var(--line2);
  border-radius:var(--radius);padding:28px 24px;position:relative}
.step .no{font-family:var(--font-head);font-size:13px;font-weight:700;
  letter-spacing:.2em;color:var(--gold)}
.step h3{font-size:17px;font-weight:700;margin:8px 0}
.step p{font-size:13.5px;color:var(--muted)}

/* ---------- Price section ---------- */
.price-table{width:100%;border-collapse:collapse;background:var(--card);
  border:1px solid var(--line2);font-size:14px}
.price-table th,.price-table td{padding:14px 18px;border-bottom:1px solid var(--line2);
  text-align:left}
.price-table thead th{background:var(--paper);font-size:12px;color:var(--muted);
  letter-spacing:.1em}
.price-table td.num{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  text-align:right;font-weight:600}
.price-note{font-size:12px;color:var(--muted);margin-top:12px}
.table-wrap{overflow-x:auto}

/* ---------- CTA band ---------- */
.cta-band{background:var(--alt-bg);color:var(--alt-ink);text-align:center;
  padding:56px 0}
.cta-band h2{font-family:var(--font-head);font-size:26px;font-weight:700;
  letter-spacing:.06em}
.cta-band p{margin:12px 0 24px;color:var(--alt-ink);opacity:.8}
.cta-band .tel{font-family:var(--font-head);font-size:34px;font-weight:700;
  letter-spacing:.05em;color:var(--alt-ink);text-decoration:none;display:inline-block;
  margin-bottom:16px}

/* ---------- Company ---------- */
.company-table{width:100%;border-collapse:collapse;background:var(--card);
  border:1px solid var(--line2);font-size:14px}
.company-table th,.company-table td{padding:14px 18px;text-align:left;
  border-bottom:1px solid var(--line2);vertical-align:top}
.company-table tr:last-child th,.company-table tr:last-child td{border-bottom:none}
.company-table th{width:180px;background:var(--paper);color:var(--muted);
  font-size:12.5px;letter-spacing:.08em;white-space:nowrap;font-weight:600}
.company-table td.mono{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace}

/* ---------- Contact form ---------- */
.contact-lead{text-align:center;color:var(--muted);margin-bottom:28px;font-size:14px}
.form-card{background:var(--card);border:1px solid var(--line2);
  border-radius:var(--radius);padding:36px;max-width:720px;margin:0 auto}
.form-row{margin-bottom:20px}
.form-row label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}
.form-row label .req{color:var(--warn);font-size:11px;margin-left:6px;font-weight:600}
.form-row input[type=text],.form-row input[type=tel],.form-row input[type=email],
.form-row select,.form-row textarea{
  width:100%;background:var(--field);border:1px solid var(--line);
  border-radius:calc(var(--radius) / 2 + 2px);padding:11px 12px;font:inherit;color:var(--ink)}
.form-row textarea{min-height:140px;resize:vertical}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent)}
.form-consent{font-size:13px;text-align:center;margin:20px 0}
.form-submit{text-align:center}
.form-errors{background:var(--warn-bg);color:var(--warn);
  border:1px solid color-mix(in srgb, var(--warn) 30%, var(--warn-bg));
  border-radius:var(--radius);padding:14px 18px;margin-bottom:22px;font-size:13.5px}
.form-errors ul{margin-left:18px}
.form-done{background:var(--card);border:1px solid var(--line2);
  border-radius:var(--radius);padding:48px 36px;max-width:720px;margin:0 auto;
  text-align:center}
.form-done h2{font-family:var(--font-head);font-size:22px;margin-bottom:12px}
.form-done p{color:var(--muted);font-size:14px}
/* honeypot — hidden from humans, present for bots */
.fld-website{position:absolute;left:-9999px;top:-9999px;height:1px;overflow:hidden}

/* ---------- Footer ---------- */
.site-foot{background:var(--foot-bg);color:var(--foot-ink);margin-top:0}
.site-foot .wrap{padding-top:44px;padding-bottom:28px}
.foot-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;
  padding-bottom:28px;border-bottom:1px solid color-mix(in srgb, var(--foot-ink) 18%, transparent)}
.foot-brand{font-family:var(--font-head);font-size:20px;font-weight:600;letter-spacing:.06em}
.foot-brand small{display:block;font-size:10px;letter-spacing:.22em;opacity:.6;
  text-transform:uppercase;margin-top:2px}
.foot-info{font-size:12.5px;opacity:.85;margin-top:14px;line-height:2}
.foot-info .mono{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace}
.foot-nav{display:flex;flex-direction:column;gap:8px;font-size:13px;
  justify-content:flex-start;align-items:flex-start}
.foot-nav a{color:var(--foot-ink);text-decoration:none;opacity:.85}
.foot-nav a:hover{opacity:1;text-decoration:underline}
.copyright{padding-top:18px;font-size:11.5px;opacity:.6;display:flex;
  justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;padding-top:48px;padding-bottom:48px}
  .hero-copy h1{font-size:29px}
  .hero-deco{display:none}
  .reasons{grid-template-columns:1fr}
  .items{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .usp .wrap{grid-template-columns:1fr}
  .usp-item{border-left:none;border-top:1px solid var(--line2)}
  .usp-item:first-child{border-top:none}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  section{padding:48px 0}
  .wrap{padding:0 16px}
  .hero-copy h1{font-size:24px}
  .sec-head h2{font-size:22px}
  .items{grid-template-columns:1fr}
  .price-card{padding:16px}
  .price-card .yen{font-size:26px}
  .form-card{padding:24px 18px}
  .head-tel{display:none}
  .company-table th{width:110px}
}