/*
Theme Name: 51 Framework
Theme URI: https://kimurashokai.co.jp/
Author: KIMURA SHOKAI
Description: One-page brand website with editable logo, images, text, company details, and contact information.
Version: 3.1.0
Text Domain: 51-framework
*/

:root{
  --ink:#111;
  --paper:#fff;
  --green:#153f31;
  --muted:#6f746f;
  --line:rgba(17,17,17,.14);
  --max:1280px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue","Noto Sans JP",Arial,sans-serif;line-height:1.7}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.ks-header{position:fixed;inset:0 0 auto;z-index:1000;height:78px;display:flex;align-items:center;padding:0 clamp(22px,4vw,64px);opacity:0;transform:translateY(-100%);pointer-events:none;transition:opacity .45s ease,transform .45s ease,background .45s ease,box-shadow .45s ease;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.ks-header.is-visible{opacity:1;transform:translateY(0);pointer-events:auto;box-shadow:0 1px 0 var(--line)}
.ks-header-inner{width:100%;display:flex;align-items:center;justify-content:space-between}
.ks-mark{font-size:28px;font-weight:900;letter-spacing:-.07em;line-height:1}
.ks-menu-button{border:0;background:transparent;color:var(--ink);font:inherit;font-weight:800;letter-spacing:.12em;cursor:pointer;padding:12px 0}
.ks-overlay{position:fixed;inset:0;z-index:999;background:var(--green);color:#fff;display:grid;place-items:center;opacity:0;visibility:hidden;transition:.35s ease}
.ks-overlay.is-open{opacity:1;visibility:visible}
.ks-overlay-close{position:absolute;right:clamp(22px,4vw,64px);top:24px;border:0;background:none;color:#fff;font-size:15px;letter-spacing:.12em;font-weight:800;cursor:pointer}
.ks-overlay nav{display:flex;flex-direction:column;gap:18px;text-align:center}
.ks-overlay nav a{font-size:clamp(28px,5vw,64px);font-weight:800;letter-spacing:-.035em}
.ks-hero{min-height:100svh;display:grid;place-items:center;padding:90px 24px 54px;position:relative;overflow:hidden}
.ks-hero-logo{width:min(720px,78vw);max-height:66svh;object-fit:contain}
.ks-scroll{position:absolute;bottom:25px;left:50%;transform:translateX(-50%);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--muted)}
.ks-scroll::after{content:"";display:block;width:1px;height:34px;background:var(--ink);margin:10px auto 0;animation:ksPulse 1.8s infinite}
@keyframes ksPulse{0%,100%{transform:scaleY(.35);transform-origin:top;opacity:.35}50%{transform:scaleY(1);opacity:1}}
.ks-intro{padding:clamp(96px,14vw,190px) clamp(22px,7vw,110px);max-width:var(--max);margin:auto}
.ks-eyebrow{font-size:12px;letter-spacing:.22em;text-transform:uppercase;font-weight:800;color:var(--green);margin:0 0 28px}
.ks-intro h1{font-size:clamp(36px,6vw,82px);line-height:1.13;letter-spacing:-.055em;margin:0;max-width:1050px}
.ks-intro p{max-width:720px;font-size:clamp(16px,1.5vw,21px);margin:38px 0 0;color:#343934}
.ks-brand{min-height:100svh;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);background:#f3f2ee}
.ks-brand:nth-of-type(even){background:#eef3ef}
.ks-brand-media{min-height:100svh;overflow:hidden}
.ks-brand-media img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.2,.7,.2,1)}
.ks-brand:hover .ks-brand-media img{transform:scale(1.02)}
.ks-brand-copy{display:flex;flex-direction:column;justify-content:center;padding:clamp(55px,7vw,110px)}
.ks-brand-copy h2{font-size:clamp(45px,6vw,92px);line-height:.98;letter-spacing:-.06em;margin:0 0 24px}
.ks-tagline{font-size:clamp(18px,2vw,27px);font-weight:700;margin:0 0 26px}
.ks-description{font-size:16px;color:#3f453f;max-width:520px;margin:0;white-space:pre-line}
.ks-brand-lineup{margin-top:38px;border-top:1px solid var(--line);padding-top:20px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.ks-pasta{min-height:78svh;background:var(--green);color:#fff;display:grid;place-items:center;padding:100px 24px;text-align:center}
.ks-pasta .ks-eyebrow{color:#b8d4c5}
.ks-pasta h2{font-size:clamp(52px,10vw,140px);line-height:.9;letter-spacing:-.07em;margin:0}
.ks-pasta p{font-size:clamp(18px,2.2vw,30px);font-weight:650;margin:34px 0 0}
.ks-company{padding:clamp(100px,14vw,190px) clamp(22px,7vw,110px);max-width:var(--max);margin:auto}
.ks-company h2,.ks-contact h2{font-size:clamp(28px,4vw,56px);line-height:.95;letter-spacing:-.065em;margin:0 0 40px}
.ks-company-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:70px}
.ks-company-message{font-size:clamp(23px,3vw,42px);line-height:1.45;font-weight:700;white-space:pre-line}
.ks-company dl{margin:0;border-top:1px solid var(--line)}
.ks-company-row{display:grid;grid-template-columns:140px 1fr;gap:28px;padding:21px 0;border-bottom:1px solid var(--line)}
.ks-company dt{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.ks-company dd{margin:0;white-space:pre-line}
.ks-contact{background:#111;color:#fff;padding:clamp(100px,14vw,180px) clamp(22px,7vw,110px)}
.ks-contact-inner{max-width:var(--max);margin:auto}
.ks-contact-link{display:inline-block;font-size:clamp(14px,1.5vw,22px);line-height:1.1;font-weight:750;letter-spacing:-.04em;border-bottom:2px solid rgba(255,255,255,.45);padding-bottom:8px;word-break:break-all}
.ks-contact-note{color:#b8b8b8;margin-top:30px}
.ks-footer{background:#111;color:#fff;border-top:1px solid rgba(255,255,255,.16);padding:28px clamp(22px,7vw,110px);display:flex;justify-content:space-between;gap:20px;font-size:11px;letter-spacing:.11em;text-transform:uppercase}
.ks-reveal{opacity:0;transform:translateY(30px);transition:opacity .85s ease,transform .85s ease}
.ks-reveal.is-in{opacity:1;transform:none}
.admin-bar .ks-header{top:32px}
.admin-bar .ks-overlay-close{top:56px}
@media (max-width:782px){.admin-bar .ks-header{top:46px}.admin-bar .ks-overlay-close{top:70px}}
@media (max-width:820px){
 .ks-header{height:66px}
 .ks-hero-logo{width:min(580px,94vw)}
 .ks-brand{display:flex;flex-direction:column;min-height:auto}
 .ks-brand-media{min-height:58svh}
 .ks-brand-copy{min-height:48svh;padding:58px 24px 70px}
 .ks-company-grid{grid-template-columns:1fr;gap:50px}
 .ks-company-row{grid-template-columns:100px 1fr;gap:18px}
 .ks-footer{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.ks-scroll::after{animation:none}.ks-reveal{opacity:1;transform:none}.ks-brand-media img{transition:none}}

.ks-dark-description{max-width:720px;margin:28px auto 0;color:#d6e1da;font-size:16px}.ks-business-list{display:grid;gap:13px}.ks-business-item strong{display:block;font-weight:600}.ks-business-item span{display:block;color:var(--muted);font-size:14px;margin-top:2px}.ks-standard-page{padding:150px 24px 100px;min-height:70vh}.ks-standard-inner{max-width:900px;margin:auto}.ks-standard-inner h1{font-size:clamp(38px,6vw,72px);letter-spacing:-.04em}.ks-header.is-visible a:last-child{font-size:12px;font-weight:800;letter-spacing:.12em}

/* 51 Framework 3.1 — selectable brand presentation styles */
.ks-style-light{background:#fff}
.ks-style-green{background:#eef3ef}
.ks-style-dark-image{background:var(--green);color:#fff}
.ks-style-dark-image .ks-eyebrow{color:#b8d4c5}
.ks-style-dark-image .ks-description{color:#dbe5df}
.ks-style-dark-image .ks-brand-lineup{color:#bfd0c6;border-color:rgba(255,255,255,.24)}
.ks-style-beige{background:#e9dfd0}
.ks-style-beige .ks-brand-media{order:2}
.ks-style-beige .ks-brand-copy{order:1}
.ks-style-split{background:#f5f5f2;grid-template-columns:minmax(320px,.78fr) minmax(0,1.22fr)}
.ks-style-split .ks-brand-media{order:2}
.ks-style-split .ks-brand-copy{order:1;background:#fff}
.ks-style-cards{background:#eceeea;padding:clamp(32px,6vw,88px);gap:clamp(24px,4vw,58px);grid-template-columns:1.12fr .88fr;align-items:stretch}
.ks-style-cards .ks-brand-media,.ks-style-cards .ks-brand-copy{min-height:auto;border-radius:24px;overflow:hidden;box-shadow:0 18px 55px rgba(17,17,17,.08)}
.ks-style-cards .ks-brand-media{background:#ddd}
.ks-style-cards .ks-brand-copy{background:#fff;padding:clamp(42px,6vw,88px)}
.ks-style-cards .ks-brand-media img{min-height:70svh}
.ks-brand.no-image .ks-brand-media{background:linear-gradient(135deg,rgba(21,63,49,.08),rgba(21,63,49,.2))}
.ks-style-dark-image.no-image .ks-brand-media{background:rgba(255,255,255,.06)}
.ks-brand-background{min-height:100svh;position:relative;display:flex;align-items:flex-end;isolation:isolate;background:var(--green);color:#fff;overflow:hidden}
.ks-brand-background.has-image{background-image:var(--ks-bg-image);background-size:cover;background-position:center}
.ks-brand-background-shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(9,18,14,.82) 0%,rgba(9,18,14,.55) 48%,rgba(9,18,14,.18) 100%)}
.ks-brand-background-copy{width:min(760px,100%);padding:clamp(80px,10vw,145px) clamp(24px,8vw,120px)}
.ks-brand-background .ks-eyebrow{color:#c9ddd1}
.ks-brand-background h2{font-size:clamp(54px,9vw,138px);line-height:.9;letter-spacing:-.07em;margin:0 0 30px}
.ks-brand-background .ks-tagline{font-size:clamp(20px,2.5vw,34px)}
.ks-brand-background .ks-description{color:#e5ece8;font-size:17px}
.ks-brand-background .ks-brand-lineup{color:#c8d6ce;border-color:rgba(255,255,255,.3);max-width:620px}
.ks-dark-lineup{margin:38px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.22);max-width:720px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#b8d4c5}
@media (max-width:820px){
 .ks-style-beige .ks-brand-media,.ks-style-split .ks-brand-media{order:1}
 .ks-style-beige .ks-brand-copy,.ks-style-split .ks-brand-copy{order:2}
 .ks-style-cards{padding:24px;gap:18px}
 .ks-style-cards .ks-brand-media,.ks-style-cards .ks-brand-copy{border-radius:17px}
 .ks-style-cards .ks-brand-media img{min-height:55svh}
 .ks-brand-background{min-height:82svh}
 .ks-brand-background-shade{background:linear-gradient(0deg,rgba(9,18,14,.88) 0%,rgba(9,18,14,.5) 62%,rgba(9,18,14,.18) 100%)}
 .ks-brand-background-copy{padding:80px 24px 58px}
}