*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Noto Sans JP',sans-serif;color:#333;line-height:1.8;background:#fff;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:opacity .3s}
a:hover{opacity:.75}
ul{list-style:none}
:root{--red:#C41E3A;--dark:#1a1a1a;--gray:#333;--light-gray:#f7f7f7;--white:#fff;--transition:all .4s cubic-bezier(.25,.46,.45,.94)}
.container{max-width:1100px;margin:0 auto;padding:0 24px}
.section-padding{padding:100px 0}
.section-title{font-family:'Noto Serif JP',serif;font-size:2rem;font-weight:700;text-align:center;margin-bottom:16px;letter-spacing:.15em}
.section-title-en{font-size:.85rem;text-align:center;color:var(--red);letter-spacing:.2em;text-transform:uppercase;margin-bottom:48px;font-weight:500}
.section-line{width:40px;height:3px;background:var(--red);margin:0 auto 12px}
.fade-in{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
.header{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:16px 0;transition:var(--transition)}
.header.scrolled{background:rgba(26,26,26,.97);backdrop-filter:blur(10px);padding:10px 0;box-shadow:0 2px 20px rgba(0,0,0,.15)}
.header-inner{display:flex;align-items:center;justify-content:space-between;max-width:1100px;margin:0 auto;padding:0 24px}
.header-logo img{height:44px;filter:none;border-radius:6px}
.header.scrolled .header-logo img{height:36px}
.nav-list{display:flex;gap:32px}
.nav-list a{color:var(--white);font-size:.82rem;letter-spacing:.12em;font-weight:500;position:relative}
.nav-list a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--red);transition:width .3s}
.nav-list a:hover::after{width:100%}
.nav-list a:hover{opacity:1}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;z-index:1100;padding:8px}
.hamburger span{display:block;width:24px;height:2px;background:var(--white);transition:var(--transition)}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.mobile-nav{display:none;position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(26,26,26,.98);z-index:1050;justify-content:center;align-items:center;flex-direction:column;gap:36px;opacity:0;transition:opacity .4s}
.mobile-nav.open{display:flex;opacity:1}
.mobile-nav a{color:var(--white);font-size:1.2rem;letter-spacing:.15em}
.hero{position:relative;min-height:92vh;display:flex;align-items:center;justify-content:center;background:var(--dark);overflow:hidden}
.hero-bg{position:absolute;top:0;left:0;width:100%;height:100%;opacity:.05}
.hero-bg-grid{display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(6,1fr);width:100%;height:100%;gap:2px}
.hero-bg-grid div{background:var(--white);animation:gridPulse 4s ease-in-out infinite}
.hero-bg-grid div:nth-child(odd){animation-delay:.5s}
.hero-bg-grid div:nth-child(3n){animation-delay:1s}
.hero-bg-grid div:nth-child(5n){animation-delay:1.5s}
@keyframes gridPulse{0%,100%{opacity:.03}50%{opacity:.12}}
.hero-content{position:relative;z-index:2;text-align:center;padding:0 24px}
.hero-logo{width:120px;margin:0 auto 40px;animation:fadeInUp 1s .3s both;border-radius:16px;box-shadow:0 8px 40px rgba(196,30,58,.4)}
.hero-catch{font-family:'Noto Serif JP',serif;color:var(--white);font-size:1.6rem;letter-spacing:.2em;line-height:2;font-weight:400;animation:fadeInUp 1s .6s both;text-shadow: 0 0 20px rgba(0,0,0,0.8)}
.hero-catch-accent{color:var(--red);font-weight:700}
.hero-sub{color:rgba(255,255,255,.5);font-size:.8rem;letter-spacing:.3em;margin-top:32px;animation:fadeInUp 1s .9s both}
.hero-scroll{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.4);font-size:.7rem;letter-spacing:.2em;animation:scrollBounce 2s infinite}
.hero-scroll::after{content:'';display:block;width:1px;height:40px;background:rgba(255,255,255,.3);margin:8px auto 0}
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes scrollBounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}
.philosophy{background:var(--white)}
.philosophy-text{max-width:720px;margin:0 auto;font-size:1rem;line-height:2.2;text-align:center;color:#555}
.philosophy-quote{font-family:'Noto Serif JP',serif;font-size:1.25rem;color:var(--dark);margin:40px 0;padding:24px 0;border-top:1px solid #e0e0e0;border-bottom:1px solid #e0e0e0;letter-spacing:.1em;font-weight:700}
.philosophy-closing{font-family:'Noto Serif JP',serif;font-size:1.1rem;color:var(--dark);margin-top:40px;font-weight:700;letter-spacing:.08em}
.services{background:var(--light-gray)}
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.service-card{background:var(--white);border-radius:8px;padding:40px 24px;text-align:center;transition:var(--transition);box-shadow:0 2px 12px rgba(0,0,0,.04)}
.service-card:hover{transform:translateY(-8px);box-shadow:0 12px 32px rgba(0,0,0,.1)}
.service-icon{font-size:2.5rem;margin-bottom:20px}
.service-card h3{font-size:1rem;margin-bottom:12px;letter-spacing:.05em;font-weight:700}
.service-card p{font-size:.85rem;color:#666;line-height:1.8}
.service-card-line{width:30px;height:2px;background:var(--red);margin:0 auto 16px}
.works{background:var(--white)}
.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.work-card{position:relative;border-radius:8px;overflow:hidden;aspect-ratio:4/3;background:var(--dark);cursor:pointer;transition:var(--transition)}
.work-card:hover{transform:scale(1.02);box-shadow:0 12px 32px rgba(0,0,0,.15)}
.work-card-overlay{position:absolute;bottom:0;left:0;width:100%;padding:24px;background:linear-gradient(transparent,rgba(0,0,0,.8))}
.work-card-overlay h3{color:var(--white);font-size:.95rem;margin-bottom:4px;letter-spacing:.05em}
.work-card-overlay p{color:rgba(255,255,255,.7);font-size:.75rem;letter-spacing:.05em}
.work-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#2a2a2a 0%,#444 100%);color:rgba(255,255,255,.15);font-size:3rem;font-weight:900;letter-spacing:.1em}
/* Numbers */
.numbers{background:var(--dark)}
.numbers .section-title{color:var(--white)}
.numbers .section-title-en{color:rgba(196,30,58,.9)}
.numbers .section-line{background:var(--red)}
.numbers-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:32px}
.number-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:40px 24px;text-align:center;transition:var(--transition)}
.number-card:hover{background:rgba(196,30,58,.1);border-color:rgba(196,30,58,.3);transform:translateY(-4px)}
.number-value{font-size:3.5rem;font-weight:900;color:var(--red);line-height:1;font-variant-numeric:tabular-nums}
.number-unit{font-size:1rem;color:rgba(255,255,255,.7);margin:4px 0 12px;font-weight:500}
.number-label{font-size:.9rem;color:var(--white);font-weight:700;letter-spacing:.05em;margin-bottom:6px}
.number-sub{font-size:.75rem;color:rgba(255,255,255,.4);letter-spacing:.05em}
.numbers-note{text-align:center;font-size:.75rem;color:rgba(255,255,255,.3)}
/* Instagram グリッドセクション */
.insta-section{margin-bottom:60px}
.insta-header{text-align:center;margin-bottom:32px}
.insta-icon{width:28px;height:28px;display:block;margin:0 auto 10px;color:var(--red)}
.insta-handle{display:block;font-size:.85rem;font-weight:700;letter-spacing:.12em;color:rgba(255,255,255,.5);margin-bottom:8px}
.insta-lead{font-size:.85rem;color:rgba(255,255,255,.4);line-height:1.7}
/* Elfsightウィジェット wrapper */
.insta-grid-elfsight{width:100%;margin-bottom:24px}

/* X コンパクトセクション */
.x-compact-section{border-top:1px solid rgba(255,255,255,.06);padding-top:40px}
.x-compact-header{display:flex;align-items:center;gap:10px;margin-bottom:20px;color:rgba(255,255,255,.5)}
.x-compact-header span{font-size:.82rem;font-weight:700;letter-spacing:.05em;flex:1}
.x-compact-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:768px){.insta-grid{grid-template-columns:repeat(3,1fr)}.x-compact-cards{grid-template-columns:1fr}}

/* News */
.news{background:var(--light-gray)}
.news-sns-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.news-sns-card{background:var(--white);border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.06)}
.news-sns-header{display:flex;align-items:center;gap:10px;padding:16px 20px;border-bottom:1px solid #eee;background:#fafafa}
.news-sns-icon{width:20px;height:20px;flex-shrink:0}
.news-sns-header span{font-size:.9rem;font-weight:700;letter-spacing:.05em;flex:1}
.news-sns-follow{font-size:.75rem;color:var(--red);border:1px solid var(--red);border-radius:20px;padding:4px 12px;white-space:nowrap;transition:var(--transition)}
.news-sns-follow:hover{background:var(--red);color:var(--white);opacity:1}
.news-sns-embed{padding:16px;min-height:200px;overflow:hidden}
.news-sns-embed .twitter-timeline{width:100%!important}
.x-feed-wrap{padding:16px;display:flex;flex-direction:column;gap:12px}
.x-tweet-card{border:1px solid #e8e8e8;border-radius:12px;padding:16px;background:#fff;transition:box-shadow .2s}
.x-tweet-card:hover{box-shadow:0 4px 16px rgba(0,0,0,.08)}
.x-tweet-header{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.x-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex-shrink:0}
.x-name{font-size:.85rem;font-weight:700;color:#0f1419}
.x-handle{font-size:.78rem;color:#536471}
.x-logo-badge{width:18px;height:18px;margin-left:auto;flex-shrink:0;color:#0f1419}
.x-tweet-body{font-size:.88rem;color:#0f1419;line-height:1.7;margin-bottom:8px}
.x-tweet-date{font-size:.75rem;color:#536471}
.x-more-link{text-align:center;padding-top:4px}
.x-more-link a{display:inline-flex;align-items:center;gap:6px;color:#536471;font-size:.82rem;border:1px solid #e8e8e8;border-radius:20px;padding:6px 16px;transition:all .2s}
.x-more-link a:hover{background:#f7f7f7;color:#0f1419;opacity:1}
@media(max-width:900px){.services-grid{grid-template-columns:repeat(2,1fr)}.works-grid{grid-template-columns:repeat(2,1fr)}
[id="services"] > .container > div:nth-child(2) > div { flex-direction: column !important; gap: 30px !important; }
[id="services"] > .container > div:nth-child(2) > div > div:nth-child(2) { height: 250px !important; }
}
@media(max-width:768px){.nav-list{display:none}.hamburger{display:flex}.hero-catch{font-size:1.2rem;letter-spacing:.12em}.hero-logo{width:140px}.section-padding{padding:72px 0}.section-title{font-size:1.6rem}.services-grid{grid-template-columns:1fr}.works-grid{grid-template-columns:1fr 1fr}.company-table th{display:block;width:100%;padding-bottom:4px}.company-table td{display:block;padding-top:0;padding-bottom:20px}.footer-inner{flex-direction:column;text-align:center}.footer-sns{position:static;transform:none;margin:10px 0}.footer-copy{margin:0}}
@media(max-width:480px){.works-grid{grid-template-columns:1fr}.hero-catch{font-size:1rem}}
.company{background:var(--light-gray)}
.company-table{max-width:700px;margin:0 auto;width:100%;border-collapse:collapse}
.company-table tr{border-bottom:1px solid #e0e0e0}
.company-table th{text-align:left;padding:20px 24px 20px 0;font-weight:700;font-size:.9rem;width:140px;vertical-align:top;color:var(--dark);letter-spacing:.05em}
.company-table td{padding:20px 0;font-size:.9rem;color:#555;line-height:1.8}
.company-vision{max-width:700px;margin:48px auto 0;background:var(--dark);color:var(--white);border-radius:8px;padding:32px;text-align:center}
.company-vision p{font-family:'Noto Serif JP',serif;font-size:1rem;letter-spacing:.1em;line-height:2}
.company-vision-year{font-size:2.5rem;font-weight:900;color:var(--red);margin-bottom:8px}
.contact{background:var(--dark);color:var(--white)}
.contact .section-title{color:var(--white)}
.contact-form{max-width:600px;margin:0 auto}
.form-group{margin-bottom:24px}
.form-group label{display:block;font-size:.85rem;margin-bottom:8px;letter-spacing:.05em;font-weight:500}
.form-group label .required{color:var(--red);font-size:.75rem;margin-left:4px}
.form-group input,.form-group textarea{width:100%;padding:14px 16px;border:1px solid #555;border-radius:4px;background:rgba(255,255,255,.05);color:var(--white);font-family:'Noto Sans JP',sans-serif;font-size:.95rem;transition:border-color .3s}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--red)}
.form-group textarea{height:160px;resize:vertical}
.form-group input::placeholder,.form-group textarea::placeholder{color:#888}
.submit-btn{display:block;width:100%;padding:16px;background:var(--red);color:var(--white);border:none;border-radius:4px;font-family:'Noto Sans JP',sans-serif;font-size:1rem;font-weight:700;letter-spacing:.15em;cursor:pointer;transition:var(--transition)}
.submit-btn:hover{background:#a01830;transform:translateY(-2px);box-shadow:0 4px 16px rgba(196,30,58,.4)}
.contact-note{text-align:center;margin-top:24px;font-size:.9rem;font-weight:500;min-height:1.5em}
.submit-btn:disabled{background:#666;cursor:not-allowed;transform:none;box-shadow:none}
.footer{background:#111;color:rgba(255,255,255,.6);padding:48px 0 32px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:24px}
.footer-logo img{height:36px;filter:none;opacity:.85;border-radius:5px}
.footer-sns{display:flex;gap:20px;justify-content:center;align-items:center;position:absolute;left:50%;transform:translateX(-50%)}
.footer-inner{position:relative}
.footer-copy{font-size:.75rem;letter-spacing:.1em;margin-left:auto}
.footer-sns a{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid rgba(255,255,255,.2);border-radius:50%;transition:var(--transition);color:rgba(255,255,255,.6)}
.footer-sns a:hover{border-color:var(--red);color:var(--red);opacity:1}
.footer-sns svg{width:18px;height:18px;fill:currentColor}
.footer-copy{font-size:.75rem;letter-spacing:.1em}
.footer-bottom{text-align:center;margin-top:32px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);font-size:.7rem;color:rgba(255,255,255,.3)}
@media(max-width:900px){.numbers-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.news-sns-grid{grid-template-columns:1fr}.numbers-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.numbers-grid{grid-template-columns:1fr 1fr}.number-value{font-size:2.5rem}}

/* 主要取引先ロゴ */
.company-clients-row th{padding-top:28px}
.company-clients-row td{padding-top:24px;padding-bottom:28px}
.client-logo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;width:100%}
.client-logo-item{min-height:92px;background:var(--white);border:1px solid #e4e4e4;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:18px 20px;overflow:hidden;transition:var(--transition)}
.client-logo-item:hover{transform:translateY(-2px);border-color:#d5d5d5;box-shadow:0 6px 18px rgba(0,0,0,.06)}
.client-logo-item img{display:block;width:auto;height:auto;max-width:88%;max-height:48px;object-fit:contain}
.client-logo-item--bunyusha img{max-height:62px;max-width:76%}
.client-logo-more{flex-direction:column;gap:2px;color:#777;background:#fafafa}
.client-logo-more span{font-family:'Noto Serif JP',serif;font-size:1rem;font-weight:700;letter-spacing:.12em;color:#555}
.client-logo-more small{font-size:.62rem;letter-spacing:.18em;color:#aaa;font-weight:500}
@media(max-width:768px){.client-logo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.client-logo-item{min-height:84px;padding:16px}.client-logo-item img{max-height:42px}.client-logo-item--bunyusha img{max-height:54px;max-width:74%}}
@media(max-width:480px){.client-logo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.client-logo-item{min-height:76px;padding:12px}.client-logo-item img{max-width:90%;max-height:38px}.client-logo-item--bunyusha img{max-height:48px}.client-logo-more span{font-size:.9rem}}