/*
Theme Name: SOFI Corporate
Author: SOFI
Version: 1.2
Text Domain: sofi
Description: 合同会社SOFIのコーポレートサイト用クラシックWordPressテーマ。成果報酬型の営業支援・店舗コンサルティング事業をサポートするミニマルなデザイン。
*/
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--black:#1a1a1a;--dark:#2c2c2c;--mid:#6b6b6b;--light-bg:#f7f6f4;--white:#ffffff;--accent:#c45a3c;--accent-hover:#a8482e;--border:#d4d2cd;--section-gap:120px;--nav-h:72px}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h)}
body{font-family:'Noto Sans JP','Yu Gothic','Hiragino Kaku Gothic ProN','Meiryo',sans-serif;color:var(--black);background:var(--white);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);background:rgba(255,255,255,0.97);border-bottom:1px solid var(--border);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 2px 12px rgba(0,0,0,.06)}
.header-inner{max-width:1200px;margin:0 auto;padding:0 32px;height:100%;display:flex;align-items:center;justify-content:space-between}
.logo{font-weight:900;font-size:1.5rem;letter-spacing:.08em;color:var(--black)}
.gnav{display:flex;align-items:center;gap:28px}
.gnav a{font-size:.85rem;font-weight:500;color:var(--dark);transition:color .2s}
.gnav a:hover{color:var(--accent)}
.gnav .btn-cta{display:inline-flex;align-items:center;padding:10px 24px;border-radius:4px;background:var(--accent);color:var(--white);font-weight:700;font-size:.85rem;transition:background .2s}
.gnav .btn-cta:hover{background:var(--accent-hover)}
.hamburger{display:none;background:none;border:none;cursor:pointer;width:32px;height:24px;position:relative}
.hamburger span{display:block;width:100%;height:2px;background:var(--black);position:absolute;left:0;transition:all .3s}
.hamburger span:nth-child(1){top:0}
.hamburger span:nth-child(2){top:11px}
.hamburger span:nth-child(3){top:22px}
.hamburger.active span:nth-child(1){top:11px;transform:rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){top:11px;transform:rotate(-45deg)}
.mobile-nav{display:none;position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;background:var(--white);z-index:999;padding:40px 32px;flex-direction:column;gap:24px;overflow-y:auto}
.mobile-nav.open{display:flex}
.mobile-nav a{font-size:1.1rem;font-weight:500;color:var(--dark);border-bottom:1px solid var(--border);padding-bottom:20px}
.mobile-nav .btn-cta{display:inline-flex;align-items:center;justify-content:center;padding:16px 24px;border-radius:4px;margin-top:16px;background:var(--accent);color:var(--white);font-weight:700;font-size:1rem}
@media(max-width:900px){.gnav{display:none}.hamburger{display:block}}
.section-header{margin-bottom:56px}
.section-header .label{font-size:.8rem;font-weight:700;letter-spacing:.12em;color:var(--accent);margin-bottom:12px}
.section-header h1,.section-header h2{font-size:2rem;font-weight:900;line-height:1.4}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:16px 36px;border-radius:4px;background:var(--accent);color:var(--white);font-weight:700;font-size:1rem;transition:background .2s;border:none;cursor:pointer;font-family:inherit}
.btn-primary:hover{background:var(--accent-hover)}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:16px 36px;border-radius:4px;border:2px solid var(--black);background:transparent;color:var(--black);font-weight:700;font-size:1rem;transition:all .2s}
.btn-outline:hover{background:var(--black);color:var(--white)}
.cta{padding:var(--section-gap) 0;background:var(--black);color:var(--white)}
.cta-inner{max-width:1200px;margin:0 auto;padding:0 32px;text-align:center}
.cta h2{font-size:2rem;font-weight:900;margin-bottom:16px}
.cta p{font-size:1rem;color:rgba(255,255,255,.7);margin-bottom:40px}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-white{display:inline-flex;align-items:center;justify-content:center;padding:16px 36px;border-radius:4px;background:var(--white);color:var(--black);font-weight:700;font-size:1rem;transition:opacity .2s}
.btn-white:hover{opacity:.85}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;padding:16px 36px;border-radius:4px;border:2px solid rgba(255,255,255,.4);background:transparent;color:var(--white);font-weight:700;font-size:1rem;transition:all .2s}
.btn-ghost:hover{border-color:var(--white);background:rgba(255,255,255,.08)}
.site-footer{padding:72px 0 40px;background:var(--light-bg);border-top:1px solid var(--border)}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 32px}
.footer-top{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:40px;margin-bottom:56px}
.footer-tagline{font-size:1rem;font-weight:700;line-height:1.7;max-width:280px}
.footer-col h4{font-size:.8rem;font-weight:700;letter-spacing:.08em;margin-bottom:16px;color:var(--black)}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:.85rem;color:var(--mid);transition:color .2s}
.footer-col a:hover{color:var(--accent)}
.footer-copy{font-size:.78rem;color:var(--mid)}
@media(max-width:900px){.footer-top{grid-template-columns:1fr 1fr;gap:32px}.footer-tagline{grid-column:span 2}}
@media(max-width:520px){.footer-top{grid-template-columns:1fr}.footer-tagline{grid-column:span 1}}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}