/* ============================================================
   RINTO — TOP（v5 / 白・黒・グレー モノクロ）
   ============================================================ */
:root{
  --paper:#ffffff; --ink:#111111; --ink-soft:#2a2a2a; --muted:#6b6b6b; --muted-2:#8c8c8c;
  --line:#e6e6e6; --line-soft:#f0f0f0; --fill:#f7f7f7; --fill-2:#ededed;
  --reverse-bg:#333333; --reverse-ink:#ffffff; --reverse-muted:#b0b0b0; --reverse-line:#4a4a4a;
  --sans-jp:'Noto Sans JP',sans-serif; --sans-en:'Inter',sans-serif;
  --fs-hero:clamp(25px,3.2vw,36px); --fs-h2:clamp(19px,2.2vw,25px); --fs-h3:clamp(16px,1.5vw,18px);
  --fs-body:16px; --fs-small:13px; --fs-label:11px;
  --maxw:1200px; --gap:clamp(64px,10vw,120px); --measure:30em;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans-jp);color:var(--ink);background:var(--paper);font-size:var(--fs-body);line-height:1.9;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,56px)}
a{color:inherit}
img{max-width:100%;display:block}

h1,h2,h3{font-weight:700;line-height:1.55;letter-spacing:.02em;text-wrap:balance}
.h-hero{font-size:var(--fs-hero);line-height:1.6}
.h2{font-size:var(--fs-h2)}
.h3{font-size:var(--fs-h3);font-weight:600}
.lead{color:var(--muted);max-width:var(--measure);margin-top:18px;text-wrap:pretty}
p{text-wrap:pretty}
.small{font-size:var(--fs-small);color:var(--muted)}
.note{font-size:11px;color:var(--muted-2);margin-top:18px;letter-spacing:.02em}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans-jp);font-size:14px;font-weight:500;letter-spacing:.04em;padding:14px 26px;border:1px solid var(--ink);border-radius:2px;text-decoration:none;background:none;color:var(--ink);transition:background .18s,color .18s;cursor:pointer}
.btn--solid{background:var(--ink);color:var(--paper)}
.btn--solid:hover{background:#000}
.btn--outline:hover{background:var(--ink);color:var(--paper)}
.btn--text{border:0;padding:6px 0;position:relative}
.btn--text::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .2s}
.btn--text:hover::after{transform:scaleX(1)}
.btn-row{display:flex;gap:16px;flex-wrap:wrap;align-items:center;margin-top:30px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:15px;padding-bottom:15px}
.logo{font-family:var(--sans-en);font-weight:600;letter-spacing:.16em;font-size:17px;text-decoration:none;color:var(--ink)}
.nav{display:flex;gap:26px;align-items:center}
.nav-item{position:relative}
.nav-item>a,.nav>a:not(.btn),.nav-trigger{font-family:var(--sans-jp);font-size:13px;color:var(--muted);text-decoration:none;background:none;border:0;cursor:pointer;letter-spacing:.02em;padding:8px 0;display:inline-flex;align-items:center;gap:5px}
.nav-item>a:hover,.nav>a:not(.btn):hover,.nav-trigger:hover{color:var(--ink)}
.nav-chev{width:9px;height:9px;fill:none;stroke:currentColor;stroke-width:1.5;transition:transform .2s}
.nav-item:hover .nav-chev{transform:rotate(180deg)}
.nav .btn{padding:9px 18px;font-size:13px}

/* mega menu */
.mega{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(-6px);width:560px;background:var(--paper);border:1px solid var(--line);border-top:2px solid var(--ink);padding:26px 30px 30px;display:grid;grid-template-columns:1fr 1fr;gap:30px;opacity:0;pointer-events:none;transition:opacity .18s,transform .18s;box-shadow:0 12px 36px rgba(0,0,0,.06)}
.nav-item:hover .mega{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.mega::before{content:"";position:absolute;left:0;right:0;top:-16px;height:16px}
.mega-ttl{font-size:11px;font-weight:600;letter-spacing:.08em;color:var(--muted-2);padding-bottom:10px;margin-bottom:8px;border-bottom:1px solid var(--line)}
.mega ul{list-style:none}
.mega a{display:block;padding:8px 8px;font-size:13px;color:var(--ink);text-decoration:none;border-radius:2px;transition:background .15s}
.mega a span{display:block;font-size:11px;color:var(--muted);margin-top:1px}
.mega a:hover{background:var(--fill)}

/* hamburger + sp menu */
.hamburger{display:none;flex-direction:column;gap:5px;padding:8px;background:none;border:0;cursor:pointer}
.hamburger span{display:block;width:22px;height:1.5px;background:var(--ink)}
.sp-menu{display:none;position:fixed;inset:0;background:var(--paper);z-index:100;padding:78px 28px 40px;overflow-y:auto}
.sp-menu.is-open{display:block}
.sp-close{position:absolute;top:20px;right:22px;font-size:24px;background:none;border:0;cursor:pointer;line-height:1;color:var(--ink)}
.sp-logo{position:absolute;top:22px;left:28px;font-family:var(--sans-en);font-weight:600;letter-spacing:.16em;font-size:16px}
.sp-nav{list-style:none}
.sp-nav>li{border-bottom:1px solid var(--line)}
.sp-nav>li>a{display:block;padding:16px 2px;font-size:15px;color:var(--ink);text-decoration:none}
.sp-sub{padding:0 0 14px 12px}
.sp-sub a{display:block;padding:8px 0;font-size:13px;color:var(--muted);text-decoration:none}
.sp-cta{margin-top:28px}

/* section base */
section{padding:var(--gap) 0}
.sec-head{margin-bottom:clamp(34px,5vw,52px)}
.sec-head .h2{max-width:22em}

/* hero */
.hero{padding:clamp(60px,10vw,116px) 0 clamp(52px,8vw,88px)}
.hero-grid{display:grid;grid-template-columns:1fr .8fr;gap:clamp(32px,5vw,64px);align-items:center}
.hero .h-hero{max-width:15em}
.hero .lead{margin-top:22px}
.hero-visual{display:flex;align-items:center;justify-content:center;width:100%}
.local-flow{width:100%;max-width:340px;height:auto}
.local-flow .area-dash{fill:none;stroke:#d2d2d2;stroke-width:1.1;stroke-dasharray:3 6}
.local-flow .link{fill:none;stroke:#cfcfcf;stroke-width:1.2}
.local-flow .node{fill:#fff;stroke:#2f2f2f;stroke-width:1.3}
.local-flow .ico{fill:none;stroke:#2f2f2f;stroke-width:1.3;stroke-linecap:round;stroke-linejoin:round}
.local-flow .pin{fill:#fff;stroke:#2f2f2f;stroke-width:1.4}
.local-flow .pin-dot{fill:#111}
.local-flow .ping{fill:none;stroke:#111;stroke-width:1.3}
.local-flow .flow{fill:#111}
.local-flow .lbl{font-family:var(--sans-jp);font-size:9px;fill:var(--muted);letter-spacing:.04em}
@media(prefers-reduced-motion:reduce){.local-flow .flow,.local-flow .ping{display:none}}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-visual{display:none}}

/* reverse */
.reverse{background:var(--reverse-bg);color:var(--reverse-ink)}
.reverse .lead{color:var(--reverse-muted)}
.reverse .h2{color:#fff}
.reverse .btn{border-color:#fff;color:#fff}
.reverse .btn--solid{background:#fff;color:var(--ink)}
.reverse .note{color:#8f8f8f}

/* お悩み (problem) */
.problem-section{position:relative;overflow:hidden;padding:clamp(78px,10vw,120px) 0;background:var(--reverse-bg);color:var(--reverse-ink)}
.problem-section::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.2) 100%)}
.problem-section .wrap{position:relative;z-index:1}
.problem-head{max-width:780px}
.problem-head h2{color:#fff;font-size:clamp(28px,4vw,42px);line-height:1.45;letter-spacing:.04em}
.problem-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.6vw,32px);margin-top:clamp(58px,7vw,86px)}
.problem-card{min-height:118px;display:flex;align-items:center;justify-content:center;text-align:center;padding:clamp(24px,3vw,30px);border:1px solid rgba(255,255,255,.32);border-radius:8px;background:rgba(255,255,255,.015);color:#fff}
.problem-card h3{color:#fff;font-size:15px;font-weight:700;line-height:1.85;letter-spacing:.04em}
.problem-solution{position:relative;width:min(100%,880px);margin:clamp(46px,6vw,70px) auto 0;padding:0 clamp(28px,4vw,44px);color:#fff;font-size:clamp(20px,2.8vw,30px);font-weight:700;letter-spacing:.03em;line-height:1.7;text-align:center;text-wrap:balance}
.problem-solution::before,.problem-solution::after{position:absolute;top:50%;color:rgba(255,255,255,.38);font-size:32px;font-weight:400;line-height:1;transform:translateY(-50%)}
.problem-solution::before{content:"\\";left:0}
.problem-solution::after{content:"/";right:0}
@media(max-width:920px){.problem-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.problem-section{padding:clamp(64px,16vw,86px) 0}.problem-head h2{font-size:clamp(26px,8vw,34px)}.problem-grid{grid-template-columns:1fr;margin-top:42px;gap:16px}.problem-card{padding:22px 20px}.problem-card h3{font-size:14px}.problem-solution{font-size:20px}}

/* サービス (zigzag) */
.svc{display:grid;gap:clamp(44px,7vw,88px);margin-top:clamp(44px,6vw,68px)}
.svc-row{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.svc-img{aspect-ratio:4/3;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}
.svc-img img{display:block;width:100%;height:100%;padding:clamp(14px,2vw,24px);object-fit:contain;filter:grayscale(1)}
.svc-img.is-ph{background:var(--fill)}
.svc-img.is-ph span{font-family:var(--sans-en);font-size:12px;letter-spacing:.1em;color:var(--muted-2)}
.svc-row.rev .svc-img{order:2}
.svc-txt .svc-no{display:block;font-family:var(--sans-en);font-size:12px;color:var(--muted-2);letter-spacing:.06em;margin-bottom:12px}
.svc-txt .ttl{font-size:var(--fs-h3);font-weight:700}
.svc-txt .desc{color:var(--muted);font-size:var(--fs-small);line-height:1.85;margin-top:13px;max-width:34em}
.svc-txt .lnk{margin-top:18px}
@media(max-width:720px){.svc-row{grid-template-columns:1fr;gap:18px}.svc-row.rev .svc-img{order:0}}

/* recruit (2 col) */
.recruit-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.recruit-card{background:var(--paper);padding:40px 36px;text-decoration:none;color:inherit;display:block;transition:background .18s}
.recruit-card:hover{background:var(--fill)}
.recruit-k{font-family:var(--sans-en);font-size:11px;letter-spacing:.1em;color:var(--muted-2);border:1px solid var(--line);display:inline-block;padding:3px 11px;margin-bottom:20px}
.recruit-t{font-size:17px;font-weight:700;line-height:1.5;letter-spacing:.02em;margin-bottom:12px}
.recruit-d{font-size:var(--fs-small);color:var(--muted);line-height:1.85}
.recruit-arrow{margin-top:24px;font-size:12px;font-weight:600;display:inline-flex;gap:6px;align-items:center}
.recruit-arrow::after{content:"→";transition:transform .18s}
.recruit-card:hover .recruit-arrow::after{transform:translateX(4px)}
@media(max-width:600px){.recruit-grid{grid-template-columns:1fr}}

/* 選ばれる理由 (advantages) */
.adv{display:grid;grid-template-columns:1fr auto;gap:clamp(40px,7vw,96px);align-items:start}
.adv-head .lead{margin-top:14px}
.adv-list{display:grid;gap:clamp(20px,2.4vw,30px)}
.adv-list .item{display:grid;grid-template-columns:42px 1fr;gap:18px;align-items:baseline}
.adv-list .n{font-family:var(--sans-en);font-size:12px;color:var(--muted-2);letter-spacing:.06em}
.adv-list .st{font-size:15px;font-weight:500;line-height:1.8;text-wrap:pretty}
.adv-links{display:flex;gap:36px;flex-wrap:wrap;margin-top:clamp(40px,6vw,64px)}
.circle-link{display:inline-flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink)}
.circle-link .circ{width:46px;height:46px;border:1px solid currentColor;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--sans-en);font-size:15px;transition:background .18s,color .18s}
.circle-link:hover .circ{background:var(--ink);color:#fff}
.circle-link .cl-txt{font-size:14px}
@media(max-width:760px){.adv{grid-template-columns:1fr;gap:26px}}

/* results (reverse band) */
.results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--reverse-line);border:1px solid var(--reverse-line);margin-top:clamp(34px,5vw,48px)}
.result{background:var(--reverse-bg);padding:30px 26px}
.result .rtag{font-size:11px;color:var(--reverse-muted);letter-spacing:.04em;border:1px solid var(--reverse-line);display:inline-block;padding:2px 10px;margin-bottom:16px}
.result .rmeta{font-size:12px;color:var(--reverse-muted)}
.result .rnum{font-family:var(--sans-en);font-size:clamp(23px,2.5vw,30px);font-weight:600;color:#fff;letter-spacing:-.01em;line-height:1.2;margin:12px 0 10px}
.result .rnum small{font-family:var(--sans-jp);font-size:13px;font-weight:400;color:var(--reverse-muted);margin-left:4px}
.result .rdesc{font-size:var(--fs-small);color:var(--reverse-muted);line-height:1.8}
@media(max-width:820px){.results-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.results-grid{grid-template-columns:1fr}}

/* flow */
.flow{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.flow .step{background:var(--paper);padding:26px 28px;display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start}
.flow .n{font-family:var(--sans-en);font-size:12px;color:var(--muted-2);letter-spacing:.06em;padding-top:4px}
.flow .st-ttl{font-size:16px;font-weight:600;letter-spacing:.02em}
.flow .st-txt{font-size:var(--fs-small);color:var(--muted);margin-top:7px;line-height:1.85}

/* about */
.about-grid{display:grid;grid-template-columns:280px 1fr;gap:clamp(36px,5vw,64px);align-items:start}
.about-photo{aspect-ratio:1054/1536;background:var(--paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}
.about-photo img{width:100%;height:100%;object-fit:cover}
.about-quote{font-size:clamp(18px,2.4vw,23px);font-weight:700;line-height:1.65;letter-spacing:.02em;margin-bottom:24px;padding-left:18px;border-left:2px solid var(--ink)}
.about-body{font-size:var(--fs-body);color:var(--ink-soft);line-height:2;margin-bottom:26px}
.about-name{font-size:14px;font-weight:700;letter-spacing:.04em}
.about-role{font-size:12px;color:var(--muted);margin-top:4px}
.about-profile{margin-top:30px;padding-top:28px;border-top:1px solid var(--line)}
.about-profile h4{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--muted-2);margin-bottom:14px}
.about-profile p{font-size:var(--fs-small);color:var(--muted);line-height:1.95}
.about-achieve{list-style:none;margin:16px 0;display:grid;gap:9px}
.about-achieve li{position:relative;padding-left:18px;font-size:var(--fs-small);color:var(--ink-soft);line-height:1.8}
.about-achieve li::before{content:"";position:absolute;left:0;top:12px;width:8px;height:1px;background:var(--ink)}
@media(max-width:760px){.about-grid{grid-template-columns:1fr;gap:32px}.about-photo{max-width:260px;aspect-ratio:1054/1536}}

/* columns / news */
.news{display:grid;grid-template-columns:minmax(150px,200px) 1fr;gap:clamp(28px,5vw,60px);align-items:start}
.news-head .h2{margin-bottom:18px}
.news-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,30px)}
.news-card{display:block;text-decoration:none;color:inherit}
.news-card .thumb{aspect-ratio:4/3;background:var(--fill);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted-2);font-size:11px;letter-spacing:.06em;overflow:hidden}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.news-card:hover .thumb img{transform:scale(1.04)}
.news-card .meta{font-family:var(--sans-en);font-size:11px;letter-spacing:.04em;color:var(--muted-2);margin-top:14px}
.news-card .nt{font-size:14px;font-weight:500;line-height:1.7;margin-top:9px}
.news-card:hover .nt{opacity:.6}
@media(max-width:760px){.news{grid-template-columns:1fr;gap:24px}.news-cards{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.news-cards{grid-template-columns:1fr}}

/* contact (CTAカード2枚) */
.contact{background:var(--fill)}
.cta-cards{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,80px);margin-top:clamp(40px,6vw,60px)}
.cta-card .cta-ico{width:40px;height:40px;color:var(--ink)}
.cta-card h3{font-size:var(--fs-h3);font-weight:700;margin:20px 0 12px}
.cta-card p{color:var(--muted);font-size:var(--fs-small);line-height:1.85;max-width:34em}
.cta-card .circle-link{margin-top:24px}
@media(max-width:680px){.cta-cards{grid-template-columns:1fr;gap:44px}}

/* optin（集客の設計図 リード磁石） */
.optin{padding:clamp(48px,6vw,72px) 0}
.optin-banner{display:grid;grid-template-columns:1fr 220px;gap:clamp(28px,4vw,48px);align-items:center;background:var(--fill);border:1px solid var(--line);padding:clamp(30px,4vw,44px);text-decoration:none;color:inherit;transition:background .18s,border-color .18s}
.optin-banner:hover{background:var(--fill-2);border-color:#d8d8d8}
.optin-badge{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.08em;color:var(--ink);border:1px solid var(--ink);padding:4px 12px;margin-bottom:18px}
.optin-title{font-size:clamp(19px,2.4vw,25px);font-weight:700;line-height:1.55;letter-spacing:.02em;margin-bottom:13px}
.optin-desc{font-size:var(--fs-small);color:var(--muted);line-height:1.9;max-width:40em;margin-bottom:24px}
.optin-cta{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;color:#fff;background:var(--ink);padding:13px 26px;border-radius:2px}
.optin-cta::after{content:"→";transition:transform .18s}
.optin-banner:hover .optin-cta::after{transform:translateX(4px)}
.optin-img{display:flex;justify-content:center}
.optin-img img{width:100%;max-width:190px;height:auto;border:1px solid var(--line)}
@media(max-width:680px){.optin-banner{grid-template-columns:1fr;gap:24px}.optin-img{order:-1;justify-content:flex-start}.optin-img img{max-width:140px}}

/* 追従バナー */
.follow-bar{position:fixed;left:0;right:0;bottom:0;z-index:80;background:var(--reverse-bg);color:#fff;border-top:1px solid var(--reverse-line);transform:translateY(110%);transition:transform .3s ease}
.follow-bar.is-visible{transform:translateY(0)}
.fb-inner{max-width:var(--maxw);margin:0 auto;padding:13px clamp(20px,5vw,56px);display:flex;align-items:center;gap:20px}
.fb-text{font-size:13px;color:#e6e6e6;line-height:1.55;flex:1;min-width:0}
.fb-text b{color:#fff;font-weight:700}
.fb-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.fb-btn{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--ink);background:#fff;padding:11px 22px;border-radius:2px;text-decoration:none;white-space:nowrap;transition:opacity .18s}
.fb-btn:hover{opacity:.85}
.fb-btn::after{content:"→"}
.fb-sub{font-size:12px;color:#cfcfcf;text-decoration:none;white-space:nowrap}
.fb-sub:hover{color:#fff;text-decoration:underline}
.fb-close{background:none;border:0;color:#9a9a9a;font-size:18px;line-height:1;cursor:pointer;padding:6px;flex-shrink:0}
.fb-close:hover{color:#fff}
@media(max-width:640px){.fb-inner{padding:10px 16px;gap:12px}.fb-text{font-size:11.5px}.fb-sub{display:none}.fb-btn{padding:10px 15px;font-size:12px}}
@media(max-width:420px){.fb-text b{display:block}}

/* footer */
.footer{background:var(--reverse-bg);color:var(--reverse-muted);padding:clamp(48px,7vw,72px) 0}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}
.footer .logo{color:#fff}
.footer-brand p{font-size:13px;line-height:1.8;margin-top:16px;max-width:24em}
.footer-brand .footer-addr{font-size:11px;color:#8f8f8f;line-height:1.8;margin-top:14px;letter-spacing:.03em}
.footer-col span{display:block;color:#fff;font-family:var(--sans-en);font-size:11px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:12px}
.footer-col a{display:block;color:var(--reverse-muted);text-decoration:none;font-size:13px;line-height:2.1}
.footer-col a:hover{color:#fff}
.copy{grid-column:1/-1;font-size:12px;color:#777;border-top:1px solid var(--reverse-line);padding-top:22px;margin-top:28px}
@media(max-width:920px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.footer-grid{grid-template-columns:1fr}}

@media(max-width:980px){
  .nav .nav-item,.nav>a:not(.btn){display:none}
  .hamburger{display:flex}
  .nav .btn{display:inline-flex;white-space:nowrap}
}
@media(max-width:380px){.nav .btn{display:none}}


/* WordPress v5 template helpers */
body.rinto-v5-page{margin:0;background:var(--paper);color:var(--ink)}
.admin-bar .site-header{top:32px}
.rinto-v5-main{background:var(--paper)}
.rinto-v5-page .wp-site-blocks{padding:0}
.rinto-v5-page a{text-decoration:none}
.rinto-v5-page .entry-content{margin:0}
.section-fill{background:var(--fill)}
.section-no-top{padding-top:0}
.sp-cta .btn{width:100%;justify-content:center;padding:16px}
.rinto-v5-form{display:grid;gap:18px;max-width:760px}
.rinto-v5-field{display:grid;gap:8px}
.rinto-v5-field label{font-size:13px;font-weight:600;color:var(--ink)}
.rinto-v5-field input,.rinto-v5-field textarea{width:100%;border:1px solid var(--line);background:#fff;padding:13px 14px;font:inherit;font-size:14px;color:var(--ink);border-radius:2px}
.rinto-v5-field textarea{min-height:160px;resize:vertical}
.rinto-v5-required{display:inline-flex;margin-left:8px;padding:1px 7px;background:var(--ink);color:#fff;font-size:10px;font-weight:500;line-height:1.6;vertical-align:middle}
.rinto-v5-form-note{font-size:12px;color:var(--muted);line-height:1.8}
.rinto-v5-page-hero{padding:clamp(70px,9vw,112px) 0 clamp(46px,7vw,76px);border-bottom:1px solid var(--line)}
.rinto-v5-page-hero h1{font-size:var(--fs-hero);max-width:18em;line-height:1.55}
.rinto-v5-page-hero .lead{max-width:42em}
.eyebrow{font-family:var(--sans-en);font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin-bottom:16px}
.rinto-v5-article{max-width:860px;margin:0 auto;padding:clamp(52px,8vw,92px) clamp(20px,5vw,56px)}
.rinto-v5-article h2{font-size:var(--fs-h2);margin:2.2em 0 .8em}
.rinto-v5-article h3{font-size:var(--fs-h3);margin:1.9em 0 .6em}
.rinto-v5-article p,.rinto-v5-article li{color:var(--ink-soft);line-height:2}
.rinto-v5-article ul{margin:18px 0 18px 1.4em}

/* コラム詳細 */
.rinto-v5-single-page{--single-ink:var(--ink);--single-link:var(--ink-soft);--single-line:var(--line);--single-fill:var(--fill);background:#fff}
.rinto-v5-single-hero{padding:clamp(28px,4vw,42px) 0 clamp(22px,3vw,32px);background:#fff;border-bottom:1px solid var(--single-line)}
.rinto-v5-single-shell{width:min(100% - 40px,760px);margin:0 auto}
.rinto-v5-breadcrumb{display:flex;gap:9px;align-items:center;margin-bottom:clamp(26px,4vw,42px);color:var(--muted-2);font-size:11px;line-height:1.7;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rinto-v5-breadcrumb a{color:var(--muted);text-decoration:none;flex:0 0 auto}
.rinto-v5-breadcrumb span:last-child{min-width:0;overflow:hidden;text-overflow:ellipsis}
.rinto-v5-single-labels{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.rinto-v5-single-labels span,.rinto-v5-single-labels a{display:inline-flex;align-items:center;min-height:24px;padding:3px 11px;border:1px solid var(--single-line);border-radius:999px;background:#fff;color:var(--muted);font-family:var(--sans-en);font-size:11px;font-weight:600;letter-spacing:.08em;text-decoration:none}
.rinto-v5-single-labels a{font-family:var(--sans-jp);letter-spacing:.02em}
.rinto-v5-single-hero h1{width:100%;max-width:none;color:var(--single-ink);font-size:clamp(24px,3vw,34px);line-height:1.55;letter-spacing:.015em;text-wrap:pretty}
.rinto-v5-single-byline{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:18px;color:var(--muted);font-size:12px}
.rinto-v5-author-dot{width:36px;height:36px;border-radius:50%;display:block;object-fit:cover;object-position:50% 16%;border:1px solid var(--single-line);background:var(--single-fill)}
.rinto-v5-single-dates{display:flex;gap:10px 14px;align-items:center;flex-wrap:wrap}
.rinto-v5-single-dates span{display:inline-flex;gap:5px;align-items:center;color:var(--muted);font-size:12px}
.rinto-v5-single-byline time{font-family:var(--sans-en);letter-spacing:.04em}
.rinto-v5-single-layout{position:relative;padding:clamp(30px,5vw,54px) 0 clamp(72px,9vw,104px);background:#fff}
.rinto-v5-single-thumb{margin:0 0 clamp(30px,5vw,48px);border:1px solid var(--single-line);background:var(--single-fill);overflow:hidden}
.rinto-v5-single-thumb img{width:100%;height:auto}
.rinto-v5-single-content{max-width:none;padding:0;color:var(--ink-soft);font-size:15px;line-height:2.05}
.rinto-v5-single-content>*:first-child{margin-top:0}
.rinto-v5-single-content p{margin:0 0 1.35em;color:var(--ink-soft);line-height:2.05}
.rinto-v5-single-content a{color:var(--single-link);font-weight:600;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.rinto-v5-single-content h2{position:relative;margin:3.1em 0 1.1em;padding-top:22px;color:var(--single-ink);font-size:clamp(20px,2.1vw,26px);line-height:1.6;border-top:1px solid var(--single-line)}
.rinto-v5-single-content h2::before{content:"";position:absolute;left:0;top:-1px;width:72px;height:2px;background:var(--single-ink)}
.rinto-v5-single-content h3{margin:2.4em 0 .9em;color:var(--single-ink);font-size:18px;line-height:1.65}
.rinto-v5-single-content h4{margin:2em 0 .7em;color:var(--ink);font-size:15px;line-height:1.7}
.rinto-v5-single-content ul,.rinto-v5-single-content ol{margin:1.2em 0 1.5em;padding-left:1.4em}
.rinto-v5-single-content li{margin:.35em 0;color:var(--ink-soft);line-height:2}
.rinto-v5-single-content blockquote{margin:2em 0;padding:22px 26px;border-left:3px solid var(--single-ink);background:var(--single-fill);color:var(--ink-soft)}
.rinto-v5-single-content figure,.rinto-v5-single-content .wp-block-image{margin:2.2em 0;text-align:center}
.rinto-v5-single-content figure img,.rinto-v5-single-content .wp-block-image img{width:auto;max-width:100%;height:auto;margin:0 auto;border:1px solid var(--single-line)}
.rinto-v5-single-content figcaption,.rinto-v5-single-content .wp-element-caption{margin-top:10px;color:var(--muted-2);font-size:12px;line-height:1.7;text-align:center}
.rinto-v5-single-content table{width:100%;margin:2em 0;border-collapse:collapse;font-size:13px;line-height:1.8}
.rinto-v5-single-content th,.rinto-v5-single-content td{padding:13px 14px;border:1px solid var(--single-line);vertical-align:top}
.rinto-v5-single-content th{background:var(--single-fill);color:var(--single-ink);font-weight:700}
.rinto-v5-single-content .wp-block-table{overflow-x:auto}
.rinto-v5-single-content .wp-block-quote,.rinto-v5-single-content .wp-block-group.has-background{border-radius:2px}
.rinto-v5-single-content .wp-block-group.has-background{padding:24px 28px}
.rinto-v5-single-content .toc,.rinto-v5-single-content .ez-toc-container,.rinto-v5-single-content .wp-block-group.is-style-toc{margin:2.4em 0;padding:26px 30px;border:0;background:var(--single-fill);box-shadow:none}
.rinto-v5-single-content .toc a,.rinto-v5-single-content .ez-toc-container a{color:var(--ink-soft);text-decoration:none;font-weight:500}
.rinto-v5-single-content .rinto-v5-auto-toc,.rinto-v5-single-content .rinto-v5-existing-toc{margin:2.4em 0;border:1px solid var(--single-ink);background:#fff}
.rinto-v5-single-content .rinto-v5-auto-toc-head{padding:15px 20px;background:var(--single-ink);color:#fff;font-size:20px;font-weight:700;line-height:1.5;text-align:center}
.rinto-v5-single-content .rinto-v5-auto-toc ol{display:grid;gap:10px;margin:0;padding:22px 28px;list-style:none}
.rinto-v5-single-content .rinto-v5-auto-toc li{margin:0;color:var(--ink-soft);font-size:14px;line-height:1.75}
.rinto-v5-single-content .rinto-v5-auto-toc li.is-child{padding-left:18px;font-size:13px}
.rinto-v5-single-content .rinto-v5-auto-toc a{display:block;color:var(--ink-soft);font-weight:500;text-decoration:none}
.rinto-v5-single-content .rinto-v5-auto-toc a:hover{color:var(--ink);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.rinto-v5-single-content .rinto-v5-toc-more{display:block;width:100%;border:0;border-top:1px solid var(--single-line);background:#fff;color:var(--ink);padding:14px 20px;font:inherit;font-size:13px;font-weight:700;line-height:1.6;cursor:pointer;text-align:center}
.rinto-v5-single-content .rinto-v5-toc-more:hover{background:var(--single-fill)}
.rinto-v5-single-content .c-scrollHint,.rinto-v5-single-content .swl-scrollHint,.rinto-v5-single-content .swell-scroll-hint,.rinto-v5-single-content .swell-block-table__scrollHint,.rinto-v5-single-content .wp-block-table::before{display:none!important;content:none!important}
.rinto-v5-single-cta{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;margin:clamp(46px,7vw,70px) 0 0;padding:30px 34px;background:var(--reverse-bg);color:#fff}
.rinto-v5-single-cta .rinto-v5-cta-kicker{display:block;margin-bottom:8px;color:var(--reverse-muted);font-family:var(--sans-en);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase}
.rinto-v5-single-cta h2{color:#fff;font-size:19px;line-height:1.6;margin:0 0 8px}
.rinto-v5-single-cta p{max-width:42em;color:var(--reverse-muted);font-size:13px;line-height:1.8}
.rinto-v5-single-cta .btn{border-color:#fff;background:#fff;color:var(--ink);white-space:nowrap}
.rinto-v5-author-box{display:grid;grid-template-columns:96px 1fr;gap:24px;align-items:center;margin-top:clamp(44px,6vw,64px);padding-top:clamp(34px,5vw,48px);border-top:1px solid var(--single-line)}
.rinto-v5-author-box img{width:96px;height:96px;border-radius:50%;object-fit:cover;object-position:50% 16%;border:1px solid var(--single-line)}
.rinto-v5-author-label{margin-bottom:5px;color:var(--muted-2);font-size:12px;font-weight:600}
.rinto-v5-author-box h2{font-size:18px;color:var(--single-ink);margin-bottom:8px}
.rinto-v5-author-box p:not(.rinto-v5-author-label){color:var(--ink-soft);font-size:13px;line-height:1.9;margin-bottom:16px}
.rinto-v5-author-box .btn{padding:10px 18px;font-size:12px}
.rinto-v5-related{margin-top:clamp(58px,8vw,82px);padding-top:clamp(34px,5vw,48px);border-top:1px solid var(--single-line)}
.rinto-v5-related-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}
.rinto-v5-related-head span{color:var(--muted-2);font-family:var(--sans-en);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase}
.rinto-v5-related-head h2{color:var(--single-ink);font-size:20px}
@media(max-width:680px){
  .rinto-v5-single-shell{width:min(100% - 32px,760px)}
  .rinto-v5-single-hero{padding-top:24px}
  .rinto-v5-breadcrumb{margin-bottom:22px;font-size:10px}
  .rinto-v5-single-hero h1{font-size:23px}
  .rinto-v5-single-content{font-size:14px;line-height:2}
  .rinto-v5-single-content p{line-height:2}
  .rinto-v5-single-content h2{margin-top:2.7em;font-size:20px}
  .rinto-v5-single-content h3{font-size:16px}
  .rinto-v5-single-content .rinto-v5-auto-toc-head{font-size:18px}
  .rinto-v5-single-content .rinto-v5-auto-toc ol{padding:18px 20px}
  .rinto-v5-single-cta{grid-template-columns:1fr;padding:24px 22px}
  .rinto-v5-single-cta .btn{justify-content:center;width:100%}
  .rinto-v5-author-box{grid-template-columns:1fr;gap:16px}
  .rinto-v5-author-box img{width:78px;height:78px}
  .rinto-v5-related .news-cards{grid-template-columns:1fr}
}
.rinto-v5-service-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,64px);align-items:start}
.rinto-v5-panel{border:1px solid var(--line);background:#fff;padding:clamp(24px,3vw,34px)}
.rinto-v5-panel h2{font-size:var(--fs-h3);margin-bottom:16px}
.rinto-v5-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}
.rinto-v5-list li{position:relative;padding-left:18px;color:var(--ink-soft);line-height:1.9}
.rinto-v5-list li::before{content:"";position:absolute;left:0;top:.85em;width:6px;height:6px;background:var(--ink)}
.rinto-v5-meta{display:grid;gap:10px;border-top:1px solid var(--line);margin-top:22px;padding-top:18px;color:var(--muted);font-size:13px;line-height:1.8}
.rinto-v5-post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rinto-v5-post-card{display:block;border:1px solid var(--line);background:#fff;padding:22px;color:inherit;text-decoration:none;min-height:190px}
.rinto-v5-post-card:hover{background:var(--fill)}
.rinto-v5-post-card time,.rinto-v5-single-meta{display:block;color:var(--muted);font-family:var(--sans-en);font-size:12px;letter-spacing:.04em;margin-bottom:12px}
.rinto-v5-post-card h2{font-size:18px;line-height:1.7;margin-bottom:12px}
.rinto-v5-post-card p{color:var(--ink-soft);font-size:13px;line-height:1.8}
.rinto-v5-empty{border:1px dashed var(--line);padding:28px;color:var(--muted)}
.rinto-v5-pagination{display:flex;gap:10px;align-items:center;margin-top:30px}
.rinto-v5-pagination a,.rinto-v5-pagination span{border:1px solid var(--line);padding:8px 12px;color:var(--ink);text-decoration:none;font-size:13px}
.rinto-v5-pagination .current{background:var(--ink);color:#fff;border-color:var(--ink)}

/* コラム一覧（カテゴリ絞り込み・カードグリッド） */
.column-hero{padding-bottom:clamp(24px,3vw,36px)}
.column-filter-sec{padding:clamp(10px,1.4vw,16px) 0;border-bottom:1px solid var(--line)}
.column-filter{display:flex;flex-wrap:wrap;gap:12px 28px}
.column-tag{font-size:13px;color:var(--muted);text-decoration:none;letter-spacing:.02em;transition:color .15s}
.column-tag:hover{color:var(--ink)}
.column-tag.is-current{color:var(--ink);font-weight:700}
.column-list-sec{padding:clamp(22px,3vw,32px) 0 var(--gap)}
.column-grid{margin-bottom:clamp(40px,6vw,60px)}
@media(max-width:860px){.rinto-v5-service-grid,.rinto-v5-post-grid{grid-template-columns:1fr}}
@media(max-width:782px){.admin-bar .site-header{top:46px}}
@media(max-width:600px){.admin-bar .site-header{top:0}}