/*
Theme Name: T's Corporate
Theme URI: https://ts-tec.jp/
Author: T's LLC.
Description: 合同会社T's 公式ホームページ用テーマ。黄色・黒・白を基調にしたレスポンシブデザイン。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
Text Domain: ts-corporate
*/
:root{--yellow:#f7cb24;--yellow-dark:#e5b900;--ink:#171717;--muted:#626262;--line:#e8e8e8;--paper:#fff;--soft:#f7f7f5;--max:1160px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue","Noto Sans JP",Arial,sans-serif;line-height:1.8}
a{color:inherit;text-decoration:none}
a:hover{opacity:.78}
img{max-width:100%;height:auto}
.container{width:min(var(--max),calc(100% - 44px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.header-inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo-link{display:flex;align-items:center;flex-shrink:0}
.site-logo{display:block;width:138px;max-height:66px;object-fit:contain}
.site-title-text{font-weight:900;letter-spacing:.04em;font-size:1.25rem}
.main-nav ul{display:flex;align-items:center;gap:28px;list-style:none;padding:0;margin:0}
.main-nav a{font-size:.91rem;font-weight:700}
.main-nav .contact-nav a{background:var(--yellow);padding:11px 18px;border-radius:3px}
.menu-toggle{display:none;border:0;background:var(--ink);color:white;border-radius:3px;padding:10px 12px;font-size:1rem}
.hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;width:420px;height:420px;border:58px solid var(--yellow);transform:rotate(45deg);right:-180px;top:-210px;opacity:.96}
.hero-inner{position:relative;z-index:1;padding:100px 0 105px;max-width:850px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:800;letter-spacing:.15em;text-transform:uppercase;color:var(--yellow)}
.eyebrow:before{content:"";width:28px;height:3px;background:var(--yellow)}
.hero h1{font-size:clamp(2.35rem,6vw,4.8rem);line-height:1.2;letter-spacing:.015em;margin:22px 0}
.hero h1 span{color:var(--yellow)}
.hero p{max-width:660px;color:#e3e3e3;font-size:1.06rem;margin:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:12px 23px;border:1px solid var(--yellow);background:var(--yellow);color:var(--ink);font-weight:800;border-radius:3px;transition:.2s}
.button:hover{background:var(--yellow-dark);opacity:1}
.button-outline{background:transparent;color:#fff;border-color:#fff}
.section{padding:86px 0}
.section-soft{background:var(--soft)}
.section-head{max-width:720px;margin-bottom:36px}
.section-kicker{font-size:.78rem;font-weight:900;letter-spacing:.17em;color:#8a7000;text-transform:uppercase;margin:0 0 8px}
.section h2{font-size:clamp(1.8rem,3.4vw,2.8rem);line-height:1.3;margin:0 0 16px;letter-spacing:.01em}
.section-lead{color:var(--muted);margin:0}
.service-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.service-card{border:1px solid var(--line);padding:32px;background:#fff;position:relative;min-height:280px}
.service-card:before{content:"";display:block;width:48px;height:5px;background:var(--yellow);margin-bottom:22px}
.service-number{font-size:.8rem;font-weight:900;letter-spacing:.12em;color:#8a7000}
.service-card h3{font-size:1.45rem;line-height:1.45;margin:8px 0 14px}
.service-card p{color:var(--muted);margin:0 0 18px}
.service-card ul{padding-left:1.2rem;margin:0;color:#333}
.service-card li{margin:.3rem 0}
.feature-strip{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);margin-top:34px}
.feature{padding:22px;border-right:1px solid var(--line)}
.feature:last-child{border-right:0}
.feature strong{display:block;font-size:1.05rem;margin-bottom:4px}
.feature span{color:var(--muted);font-size:.9rem}
.company-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:55px;align-items:start}
.company-mark{background:var(--yellow);padding:35px;display:flex;align-items:center;justify-content:center;min-height:260px}
.company-mark img{width:min(230px,100%);mix-blend-mode:multiply}
.company-table{width:100%;border-collapse:collapse}
.company-table th,.company-table td{text-align:left;padding:15px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.company-table th{width:150px;color:var(--muted);font-weight:700}
.contact-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;background:var(--ink);color:white;padding:42px}
.contact-panel .section-kicker{color:var(--yellow)}
.contact-panel p{color:#d2d2d2}
.contact-email{font-size:clamp(1.15rem,2vw,1.65rem);font-weight:800;overflow-wrap:anywhere;color:var(--yellow)}
.contact-form{display:grid;gap:14px}
.contact-form label{display:block;font-size:.9rem;font-weight:700;margin-bottom:5px}
.contact-form input,.contact-form textarea{width:100%;padding:12px;border:1px solid #555;background:#fff;color:#171717;border-radius:2px;font:inherit}
.contact-form textarea{min-height:130px;resize:vertical}
.contact-form .button{border:0;cursor:pointer;justify-self:start}
.form-note{font-size:.83rem;color:#d0d0d0}
.form-status{padding:12px;background:#fff;color:#171717;border-left:4px solid var(--yellow);margin-bottom:16px}
.site-footer{background:#101010;color:white;padding:35px 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
.footer-logo{width:100px;max-height:60px;object-fit:contain;background:#fff;padding:5px}
.footer-small{font-size:.82rem;color:#bdbdbd}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;font-size:.85rem}
.page-content{padding:65px 0;min-height:45vh}
.page-content h1{font-size:clamp(2rem,4vw,3.2rem)}
@media(max-width:760px){
 .container{width:min(var(--max),calc(100% - 32px))}
 .header-inner{min-height:70px;gap:12px}
 .site-logo{width:112px;max-height:55px}
 .menu-toggle{display:block}
 .main-nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);padding:14px 20px 22px}
 .main-nav.is-open{display:block}
 .main-nav ul{display:flex;align-items:stretch;flex-direction:column;gap:0}
 .main-nav li{border-bottom:1px solid var(--line)}
 .main-nav a{display:block;padding:12px 4px}
 .main-nav .contact-nav a{display:inline-block;margin-top:10px;padding:10px 16px}
 .hero:after{width:250px;height:250px;border-width:35px;right:-155px;top:-140px}
 .hero-inner{padding:68px 0 75px}
 .hero p{font-size:1rem}
 .section{padding:62px 0}
 .service-grid,.company-grid,.contact-panel{grid-template-columns:1fr}
 .service-card{padding:25px}
 .feature-strip{grid-template-columns:1fr}
 .feature{border-right:0;border-bottom:1px solid var(--line);padding:17px 20px}
 .feature:last-child{border-bottom:0}
 .company-grid{gap:28px}
 .company-mark{min-height:180px}
 .company-mark img{width:170px}
 .company-table th,.company-table td{padding:12px 8px}
 .company-table th{width:105px}
 .contact-panel{padding:27px 20px;gap:22px}
 .footer-inner{align-items:flex-start;flex-direction:column}
}