/*
Theme Name: SCAFFOLD LP
Theme URI: https://example.com/
Author: 株式会社SCAFFOLD
Description: 株式会社SCAFFOLD 職人直営の足場工事 ランディングページ用テーマ（1カラム・レスポンシブ・スクロール演出付き）。公開ドメイン確定後、canonical/OGは自動で本番URLになります。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: scaffold-lp
*/

/* ============ SCAFFOLD LP ============ */
:root{
  --gold:#f2c200;
  --gold-dark:#e0b400;
  --ink:#1c1c1c;
  --ink-2:#242424;
  --ink-3:#2c2c2c;
  --navy:#1f3a8a;
  --gray-bg:#f4f4f3;
  --line:#e3e2df;
  --text:#2b2b2b;
  --muted:#6f6f6c;
  --muted-d:#9a9a96;
  --maxw:1400px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans JP",-apple-system,"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  font-feature-settings:"palt";
}
/* height:auto keeps aspect ratio when width/height attrs are set and the box is fluid */
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
/* offset anchored sections so headings clear the sticky 74px header */
section[id]{scroll-margin-top:84px}

/* English serif label like the comp section eyebrows */
.eyebrow{
  font-family:"Roboto Slab",Georgia,serif;
  letter-spacing:.18em;
  font-weight:600;
}

/* ---------- section heading ---------- */
.sec-head{display:flex;align-items:baseline;gap:18px;margin-bottom:46px}
.sec-head h2{font-size:37.4px;font-weight:800;letter-spacing:.04em}
.sec-head .eyebrow{font-size:16.5px;color:var(--gold-dark)}
.sec-head.on-dark h2{color:#fff}
.sec-head.on-dark .eyebrow{color:var(--gold)}

/* =========================================================
   HEADER
========================================================= */
.header{
  position:sticky;top:0;z-index:50;
  background:#fff;border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:var(--maxw);margin:0 auto;padding:0 24px;
  height:74px;display:flex;align-items:center;gap:24px;
}
/* logo (jpg) is white on a solid black background:
   invert black -> white so it blends into the white header, leaving a black logo */
.brand img{height:34px;width:auto;filter:invert(1)}
.nav{display:flex;gap:26px;margin-left:auto;font-size:15.4px;font-weight:600}
.nav a{padding:6px 0;border-bottom:2px solid transparent;transition:.2s}
.nav a:hover{color:var(--gold-dark);border-color:var(--gold)}
.header-tel{display:flex;flex-direction:column;line-height:1.2;padding-left:6px}
.header-tel .lbl{font-size:11px;color:var(--muted);letter-spacing:.1em}
.header-tel{white-space:nowrap}
.header-tel .num{font-size:23.1px;font-weight:800;letter-spacing:.02em;display:flex;align-items:center;gap:7px}
.ico-svg{width:1em;height:1em;flex:none;display:inline-block;vertical-align:middle}
.header-cta{
  background:var(--gold);color:var(--ink);font-weight:800;font-size:14.3px;
  padding:13px 18px;border-radius:4px;line-height:1.3;text-align:center;
  box-shadow:0 2px 0 var(--gold-dark);transition:.15s;
}
.header-cta:hover{transform:translateY(1px);box-shadow:0 1px 0 var(--gold-dark)}

/* hamburger toggle — hidden on desktop, revealed in the <=1080 media query */
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;padding:0;border:0;background:none;
  cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);transition:.25s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* mobile dropdown menu — only shown (and only un-hidden) under the breakpoint */
.mobile-nav{display:none;flex-direction:column;background:#fff;border-top:1px solid var(--line);padding:6px 24px 18px}
.mobile-nav a{padding:15px 4px;border-bottom:1px solid var(--line);font-weight:700;font-size:15.4px}
.mobile-nav .m-cta{margin-top:12px;background:var(--gold);color:var(--ink);text-align:center;border-radius:4px;border-bottom:0;box-shadow:0 2px 0 var(--gold-dark)}
.mobile-nav .m-tel{text-align:center;color:var(--gold-dark);font-size:18px;font-weight:800;border-bottom:0}

/* =========================================================
   HERO
========================================================= */
/* white (not black) base: the diagonal panel fades to transparent near the seam,
   and on the text side of the column boundary there is no photo behind it —
   a black base showed through there as a triangle. White blends with the panel. */
.hero{background:#fff}
/* full-bleed hero: photo reaches the right edge, white panel the left edge */
.hero-inner{position:relative;overflow:hidden}
/* left track = (gutter from viewport edge to the centered container) + 620px text column,
   so the text aligns with the rest of the site while the photo bleeds full width */
.hero-grid{display:grid;grid-template-columns:calc(max(0px,(100% - var(--maxw))/2) + 620px) 1fr}
.hero-left{padding:54px 40px 48px 0;position:relative;z-index:2}
/* white diagonal panel: solid white on the left, softly fading to transparent
   only near the diagonal seam — no skewed ::after, no black overlay */
.hero-left::before{
  content:"";position:absolute;top:0;bottom:0;left:0;right:-220px;z-index:-1;
  background:linear-gradient(105deg,
    #fff 0%,
    #fff 78%,
    rgba(255,255,255,.95) 84%,
    rgba(255,255,255,.75) 90%,
    rgba(255,255,255,0) 100%);
  clip-path:polygon(0 0,82% 0,100% 100%,0 100%);
}
.hero-left-inner{max-width:620px;margin-left:auto;padding-left:28px}
.hero h1{
  color:var(--ink);font-size:41.8px;line-height:1.45;font-weight:900;letter-spacing:.02em;
  margin-bottom:24px;
}
.hero h1 .big{font-size:57.2px;display:block;line-height:1.25;margin-top:12px;white-space:nowrap}
.hero h1 .acc{color:var(--gold)}
.hero-lead{color:var(--text);font-size:16px;line-height:1.95;margin-bottom:20px}
.hero-tags{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 10px;font-size:14px;
  border-left:3px solid var(--gold);padding:1px 0 1px 12px;margin-bottom:22px;
}
.hero-tags .lbl{font-weight:800;color:var(--ink);letter-spacing:.04em}
.hero-tags .areas{font-weight:600;color:var(--ink);letter-spacing:.03em}
.hero-btns{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.hero-btn{
  display:flex;align-items:center;gap:10px;
  font-weight:800;font-size:16px;padding:15px 16px;border-radius:6px;transition:.15s;
}
.hero-btn:hover{transform:translateY(1px)}
.hero-btn .mail{font-size:22px}
.hero-btn .btn-txt{display:flex;flex-direction:column;line-height:1.25;text-align:left}
.hero-btn .btn-sub{font-size:10.5px;font-weight:600;opacity:.82;margin-top:1px}
.hero-btn .arrow{margin-left:auto;font-size:18px}
.hero-btn-mail{background:var(--gold);color:var(--ink);box-shadow:0 3px 0 var(--gold-dark)}
.hero-btn-mail:hover{box-shadow:0 2px 0 var(--gold-dark)}
.hero-btn-line{background:#06C755;color:#fff;box-shadow:0 3px 0 #05a648}
.hero-btn-line:hover{box-shadow:0 2px 0 #05a648}
.hero-btn-line .line-logo{width:28px;height:auto;flex:none}

.hero-right{position:relative;z-index:0}
.hero-right img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-overlay{
  position:absolute;right:0;top:50%;transform:translateY(-50%);z-index:4;max-width:260px;
  text-align:center;color:#fff;font-weight:600;font-size:17px;line-height:1.9;letter-spacing:.04em;
  background:rgba(0,0,0,.6);padding:22px 26px;border-radius:8px 0 0 8px;
}
.hero-overlay .q{color:#f6c400;font-weight:700;font-size:19px}

/* =========================================================
   REASON
========================================================= */
.reason{background:var(--ink);padding:74px 0 86px}
.reason-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:0}
.reason-col{padding:0 22px;position:relative}
.reason-col + .reason-col::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:1px;background:#3a3a37;
}
.reason-col .rn{display:flex;align-items:baseline;gap:8px;margin-bottom:24px}
.reason-col .rn .num{font-family:"Roboto Slab",serif;color:var(--gold);font-size:33px;font-weight:700;line-height:1}
.reason-col .rn .ttl{color:#fff;font-size:17.6px;font-weight:800}
.reason-ico{height:78px;display:flex;align-items:center;justify-content:center;margin:6px 0 26px}
.reason-ico img{height:74px;width:auto}
.reason-col p{color:#bdbdb9;font-size:13.8px;line-height:1.95}

/* =========================================================
   SERVICES
========================================================= */
.services{background:var(--gray-bg);padding:78px 0 88px}
.svc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.svc-card{background:#fff;border-radius:4px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.06);display:flex;flex-direction:column}
.svc-card .ph{aspect-ratio:4/3;overflow:hidden}
.svc-card .ph img{width:100%;height:100%;object-fit:cover;transition:.4s}
.svc-card:hover .ph img{transform:scale(1.06)}
.svc-body{padding:18px 16px 22px}
.svc-body h3{font-size:17px;font-weight:800;margin-bottom:10px;padding-bottom:11px;border-bottom:2px solid var(--gold);display:inline-block}
.svc-body p{font-size:13.2px;color:var(--muted);line-height:1.9}

/* =========================================================
   WORKS
========================================================= */
.works{background:var(--ink);padding:70px 0 80px}
.works .sec-head{margin-bottom:34px;align-items:center}
.works-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:38px}
.works-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.work-card .ph{border-radius:4px;overflow:hidden;aspect-ratio:5/4;margin-bottom:14px}
.work-card .ph img{width:100%;height:100%;object-fit:cover}
.work-card h3{color:#fff;font-size:16.5px;font-weight:800;margin-bottom:6px}
.work-card .meta{color:#a7a7a3;font-size:13.2px}

/* =========================================================
   FLOW
========================================================= */
.flow{background:#fff;padding:80px 0 90px}
.flow-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:0}
.flow-col{padding:0 14px;position:relative;text-align:center}
.flow-col:not(:last-child)::after{
  content:"›";position:absolute;right:-7px;top:64px;font-size:28.6px;color:#c9c9c5;font-weight:700;line-height:1;
}
.flow-step{
  width:50px;height:50px;border-radius:50%;background:var(--gold);color:var(--ink);
  font-family:"Roboto Slab",serif;font-weight:700;font-size:19.8px;
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;
}
.flow-col h3{font-size:16px;font-weight:800;margin-bottom:18px;min-height:46px;display:flex;align-items:center;justify-content:center;line-height:1.45}
.flow-ico{height:64px;display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.flow-ico img{height:58px;width:auto}
.flow-col p{font-size:13.2px;color:var(--muted);line-height:1.9;text-align:left}
.br-sp{display:none}

/* =========================================================
   CTA BAND
========================================================= */
.cta{position:relative;background:var(--gold);overflow:hidden}
.cta-bg{position:absolute;left:0;top:0;bottom:0;width:34%;z-index:0}
.cta-bg img{width:100%;height:100%;object-fit:cover;filter:grayscale(.25) brightness(1.15) contrast(.9);opacity:.5}
.cta-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(242,194,0,.62) 0%,rgba(242,194,0,.88) 50%,var(--gold) 80%)}
.cta-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:46px 28px;display:flex;align-items:center;justify-content:flex-end;gap:44px}
.cta-lead{font-size:23.1px;font-weight:800;color:var(--ink);margin-right:auto;max-width:360px;line-height:1.6}
.cta-phone{text-align:center}
.cta-phone .num{font-size:46.2px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:12px;line-height:1}
.cta-phone .num .ico{font-size:35.2px}
.cta-phone .hrs{font-size:14.3px;color:#5a4d00;font-weight:600;margin-top:8px}
.cta-mail{
  background:var(--ink);color:#fff;border-radius:6px;padding:18px 26px;
  display:flex;align-items:center;gap:18px;font-weight:800;line-height:1.5;transition:.15s;
}
.cta-mail:hover{transform:translateY(1px)}
.cta-mail .mail{font-size:28.6px}
.cta-mail .arrow{margin-left:8px;font-size:19.8px}

/* =========================================================
   COMPANY
========================================================= */
.company{background:#fff;padding:48px 0 84px}
.company .wrap>.sec-head:first-child{margin-bottom:30px}
.company-head+.sec-head{margin-bottom:30px}
.company-top{display:grid;grid-template-columns:1.5fr 1fr;gap:48px;align-items:start}
/* phone box: vertically center it against the taller map column */
.company-top>div:last-child{display:flex;flex-direction:column;justify-content:center}
.company-head{display:grid;grid-template-columns:1.4fr 1fr;gap:44px;align-items:stretch;margin-bottom:30px}
.company-info{max-width:none}
.info-table{width:100%;border-collapse:collapse;font-size:16.5px}
.info-table th{text-align:left;font-weight:800;color:var(--ink);width:112px;padding:17px 0;vertical-align:top;border-bottom:1px solid var(--line)}
.info-table td{padding:17px 0;color:var(--text);border-bottom:1px solid var(--line)}

.area-block{background:var(--gray-bg);border:1px solid var(--line);border-radius:12px;padding:30px 30px 26px}
.area-lead{font-size:15px;line-height:1.95;color:var(--text);font-weight:500;margin-bottom:20px}
.area-cards{display:grid;grid-template-columns:repeat(3,minmax(0,150px));gap:10px;margin-bottom:18px;justify-content:start}
.area-card{position:relative;background:#fff;border:1px solid #cdccc7;border-radius:5px;padding:13px 14px 13px 28px;font-size:16.5px;font-weight:800;color:var(--ink);letter-spacing:.02em;transition:.15s}
.area-card::before{content:"";position:absolute;left:13px;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--gold);border-radius:2px}
.area-card:hover{border-color:var(--gold);box-shadow:0 3px 10px rgba(0,0,0,.05)}
.area-note{font-size:12.6px;color:var(--muted);margin-top:2px}

.company-map{border-radius:12px;overflow:hidden;border:1px solid var(--line);box-shadow:0 8px 24px rgba(0,0,0,.08);min-height:300px}
.company-map iframe{width:100%;height:100%;border:0;display:block}
.urgent{background:var(--ink);border-radius:8px;padding:30px 28px;text-align:center}
.urgent .lbl{color:#fff;font-size:16.5px;font-weight:700;margin-bottom:14px}
.urgent .num{color:var(--gold);font-size:37.4px;font-weight:800;display:flex;align-items:center;justify-content:center;gap:10px;line-height:1}
.urgent .num .ico{font-size:28.6px}
.urgent .hrs{color:#bdbdb9;font-size:13.2px;margin:10px 0 22px}
.urgent .mailbtn{
  background:var(--gold);color:var(--ink);border-radius:5px;padding:15px;
  display:flex;align-items:center;justify-content:center;gap:14px;font-weight:800;font-size:14.8px;line-height:1.4;transition:.15s;
}
.urgent .mailbtn:hover{transform:translateY(1px)}
.urgent .mailbtn .mail{font-size:22px}
.urgent .mailbtn .arrow{margin-left:6px}

/* =========================================================
   FOOTER
========================================================= */
.footer{background:var(--ink);padding:38px 0}
.footer-inner{max-width:var(--maxw);margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:30px}
/* dark footer: screen blend dissolves the logo's solid black background into the
   dark bg, leaving only the white logo */
.footer-brand img{height:30px;width:auto;mix-blend-mode:screen}
.footer-nav{display:flex;gap:24px;margin-left:auto;font-size:14.3px;font-weight:600;color:#cfcfca}
.footer-nav a:hover{color:var(--gold)}
.copyright{background:#141414;color:#7d7d79;font-size:12.1px;text-align:center;padding:14px}

/* =========================================================
   RESPONSIVE
========================================================= */
@media(max-width:1080px){
  .nav{display:none}
  /* swap desktop tel/CTA for the hamburger; their actions live inside the menu */
  .header-tel,.header-cta{display:none}
  .nav-toggle{display:flex}
  .mobile-nav:not([hidden]){display:flex}
  .works-grid,.flow-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .reason-col + .reason-col::before,.flow-col:not(:last-child)::after{display:none}
  .company-head{grid-template-columns:1fr;gap:28px}
  .company-map{aspect-ratio:16/10;min-height:0}
  .company-top{grid-template-columns:1fr;gap:40px}
  .cta-inner{flex-direction:column;align-items:stretch;text-align:center}
  .cta-lead{margin:0 auto}
  .cta-phone .num,.cta-mail{justify-content:center}
}
@media(max-width:620px){
  .works-grid,.flow-grid{grid-template-columns:1fr}
  .flow-col p{max-width:320px;margin:0 auto;text-align:center}
  .reason-col{text-align:center}
  .reason-col .rn{justify-content:center}
  .reason-col p{max-width:360px;margin:0 auto}
  .br-sp{display:inline}
  .footer-inner{flex-direction:column;gap:16px}.footer-nav{flex-wrap:wrap;justify-content:center}
}

/* =========================================================
   MOBILE HERO (<=1080px) — drop the diagonal, stack image -> text
========================================================= */
@media(max-width:1080px){
  .hero{background:#fff;overflow:visible}
  .hero-inner{overflow:visible}
  .hero-grid{display:flex;flex-direction:column}
  /* image first, then text */
  .hero-right{order:1;position:relative;height:300px;min-height:0;z-index:1}
  .hero-right img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:65% center}
  .hero-left{order:2;position:relative;z-index:2;padding:32px 20px 28px;background:#fff}
  .hero-left::before,.hero-left::after{display:none}
  .hero-left-inner{max-width:none;margin:0;padding:0}
  .hero h1{font-size:clamp(30px,8vw,42px);line-height:1.35;margin-bottom:14px}
  .hero h1 .big{font-size:clamp(34px,9vw,46px);white-space:normal;margin-top:6px}
  .hero-lead{font-size:14px;line-height:1.8}
  .hero-tags{font-size:13px;padding:1px 0 1px 12px}
  .hero-btns{gap:10px}
  .hero-btn{font-size:16px}
  /* message box pinned to the bottom of the photo */
  .hero-overlay{right:16px;bottom:20px;left:auto;top:auto;transform:none;z-index:3;
    max-width:250px;padding:16px 18px;background:rgba(0,0,0,.62);border-radius:6px;font-size:16px}
  .hero-overlay .q{font-size:19px}
}

/* =========================================================
   REASON & SERVICES columns: 5 -> 3 -> 2 -> 1
   (step down before the card titles wrap to 2 lines)
========================================================= */
@media(max-width:1240px){
  .reason-grid,.svc-grid{grid-template-columns:repeat(3,1fr)}
  .reason-grid{gap:36px 24px}
  .svc-grid{gap:24px}
  .reason-col + .reason-col::before{display:none}
}
@media(max-width:760px){
  .reason-grid,.svc-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:620px){
  .reason-grid,.svc-grid{grid-template-columns:1fr}
}
/* hero CTA buttons: keep 2-up while the stacked column is wide; stack only on small phones */
@media(max-width:560px){
  .hero-btns{grid-template-columns:1fr}
}

/* =========================================================
   SCROLL REVEAL (added via JS as progressive enhancement)
========================================================= */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
/* image cards: let the photo zoom read cleaner by lifting slightly on hover */
.svc-card,.work-card{transition:transform .25s ease,box-shadow .25s ease}
.svc-card:hover,.work-card:hover{transform:translateY(-4px)}
.svc-card:hover{box-shadow:0 8px 22px rgba(0,0,0,.12)}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .svc-card,.work-card{transition:none}
  .svc-card:hover,.work-card:hover{transform:none}
}