:root{
  --navy:#061923;--navy2:#0a2632;--gold:#d5a62e;--gold2:#f0cf70;
  --ink:#111c24;--muted:#68757c;--line:#e7ebed;--off:#f6f7f5;--white:#fff;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",Meiryo,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.6}
a{color:inherit;text-decoration:none}img{display:block;max-width:100%}
.wrap{width:min(1320px,calc(100% - 52px));margin:auto}
.kicker{font-size:11px;letter-spacing:.22em;font-weight:900;color:#b5821c;margin-bottom:8px}
.sectionTitle{font-size:30px;font-weight:900;letter-spacing:-.03em;margin:0 0 36px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:13px 26px;border-radius:6px;font-size:13px;font-weight:900;transition:.25s ease;cursor:pointer}
.btnGold{background:linear-gradient(135deg,var(--gold2),var(--gold));color:#18201c;box-shadow:0 10px 24px rgba(213,166,46,.22)}
.btnGold:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(213,166,46,.35)}
.btnOutline{background:rgba(6,25,35,.15);color:#fff;border:1px solid rgba(255,255,255,.4);backdrop-filter:blur(8px)}
.btnOutline:hover{background:rgba(255,255,255,.09);border-color:#fff}

/* Header */
header{height:78px;background:rgba(6,25,35,.96);backdrop-filter:blur(18px);position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,.08)}
.head{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand img{width:272px;height:60px;object-fit:contain;object-position:left center}
nav{display:flex;align-items:center;gap:29px;color:#fff;font-size:12px;font-weight:800}
nav a{opacity:.86;transition:.2s}nav a:hover{opacity:1;color:var(--gold2)}
.navCta{padding:10px 18px;background:linear-gradient(135deg,var(--gold2),var(--gold));color:#18201c;border-radius:6px}
.menuBtn{display:none;background:none;border:0;color:#fff;font-size:30px;cursor:pointer}
.mobileNav{display:none}

/* Hero */
.hero{position:relative;color:#fff;min-height:585px;overflow:hidden;background-color:var(--navy);background-image:linear-gradient(90deg,rgba(6,25,35,.96) 0%,rgba(6,25,35,.82) 35%,rgba(6,25,35,.24) 70%,rgba(6,25,35,.14)),url('../images/hero-bg.webp');background-position:center right;background-size:cover;background-repeat:no-repeat;display:flex;align-items:center}
.heroIn{width:100%}.heroCopy{max-width:560px;padding:64px 0}
.heroCopy h1{font-size:clamp(44px,5.6vw,76px);line-height:1.05;letter-spacing:-.075em;margin:10px 0 16px}.heroCopy h1 span{color:var(--gold2)}
.heroBadges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.heroBadges span{font-size:11px;font-weight:800;padding:5px 10px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#d1dde3}
.heroCopy p{font-size:15px;line-height:1.78;margin:0 0 28px;color:#cad8df}.heroActions{display:flex;gap:14px;flex-wrap:wrap}
.heroMini{position:absolute;right:34px;bottom:22px;z-index:2;text-align:right;font-size:9px;letter-spacing:.17em;color:rgba(255,255,255,.72)}.heroMini b{display:block;font-size:12px;letter-spacing:0;margin-bottom:4px;color:#fff}

/* Products */
.products{padding:80px 0;background:var(--off)}
.productLayout{display:grid;grid-template-columns:280px 1fr;gap:36px;align-items:start}.productsIntro h2{font-size:29px;line-height:1.3;letter-spacing:-.04em;margin:8px 0 14px}.productsIntro p{font-size:13px;line-height:1.75;color:var(--muted);margin:0 0 24px}.textLink{font-size:12px;font-weight:900;border-bottom:1px solid currentColor;padding-bottom:3px}
.productGrid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.product{border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden;box-shadow:0 10px 28px rgba(8,29,39,.05);display:flex;flex-direction:column;transition:.25s ease}.product:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(8,29,39,.10)}
.productThumb{position:relative;width:100%;aspect-ratio:1.85/1;background:var(--navy2);overflow:hidden}.productThumb img{width:100%;height:100%;object-fit:cover}
.badgeFeatured{position:absolute;top:8px;left:8px;background:var(--gold);color:#111c24;font-size:9px;font-weight:900;padding:3px 7px;border-radius:3px;letter-spacing:.08em;z-index:2}
.pb{padding:16px 14px;position:relative;flex-grow:1;display:flex;flex-direction:column}.pn{font:900 22px/1 Arial,sans-serif;letter-spacing:-.04em;margin-bottom:8px}.pb p{font-size:12px;line-height:1.55;color:var(--muted);margin:0 0 12px;flex-grow:1}
.arrow{position:absolute;right:12px;top:14px;width:27px;height:27px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-size:11px;font-weight:900;transition:.2s}.product:hover .arrow{background:var(--gold);border-color:var(--gold);transform:translateX(2px)}
.tags{display:flex;gap:5px;flex-wrap:wrap}.tags span{font-size:9px;background:#f1f3f4;color:#5f6b71;border-radius:4px;padding:4px 6px;font-weight:700}

/* Philosophy */
.philosophy{min-height:360px;background-color:var(--navy);background-image:linear-gradient(90deg,rgba(6,25,35,.98),rgba(6,25,35,.84)),url('../images/philosophy-bg.webp');background-size:cover;background-position:center;color:#fff;display:flex;align-items:center;padding:68px 0}.philosophyContent{max-width:700px}.philosophyContent h2{font-size:clamp(27px,3.6vw,40px);line-height:1.35;letter-spacing:-.03em;margin:12px 0 16px}.philosophyContent p{font-size:14px;line-height:1.85;color:#bcc9cf;margin:0}

/* Why */
.whySection{padding:80px 0;background:#fff}.whyGrid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.whyCard{border-top:2px solid var(--gold);padding:24px 0 0}.whyNum{font:900 18px/1 Arial,sans-serif;color:var(--gold);margin-bottom:12px}.whyCard h3{font-size:18px;margin:0 0 10px}.whyCard p{font-size:13px;color:var(--muted);line-height:1.65;margin:0}

/* Cases */
.caseSection{padding:80px 0;background:var(--off)}.caseGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.caseCard{background:#fff;border-radius:8px;overflow:hidden;border:1px solid var(--line);box-shadow:0 8px 22px rgba(6,25,35,.04)}.caseCard img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;filter:saturate(.98) contrast(1.03);transition:transform .35s ease}.caseBody{padding:18px}.caseTag{font-size:10px;font-weight:800;color:var(--gold);margin-bottom:6px;display:block}.caseBody h4{font-size:15px;line-height:1.45;margin:0}

/* Journal */
.journalSection{padding:80px 0;background:#fff}.journalGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.journalCard{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}.journalCard img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;filter:saturate(.98) contrast(1.03);transition:transform .35s ease}.journalBody{padding:16px}.journalBody time{font-size:11px;color:var(--muted);display:block;margin-bottom:6px}.journalBody h4{font-size:14px;line-height:1.5;margin:0}

/* Contact */
.contactSection{background:var(--navy);color:#fff;padding:80px 0;text-align:center}.contactInner{max-width:700px}.contactInner h2{font-size:clamp(23px,3vw,34px);line-height:1.4;margin:12px 0 16px}.contactInner p{color:#aebfc8;font-size:14px;margin:0 0 32px}
.contactForm{display:grid;grid-template-columns:1fr 1fr;gap:12px;text-align:left;margin-top:36px;background:#fff;color:var(--ink);padding:22px;border-radius:10px}.contactForm label{font-size:11px;font-weight:800}.contactForm input,.contactForm textarea,.contactForm select{width:100%;margin-top:5px;padding:11px 12px;border:1px solid var(--line);border-radius:7px;background:#fff}.contactForm .full{grid-column:1/-1}

/* Footer */
footer{background:#041017;color:#7b8e98;font-size:12px;padding:60px 0 24px}.footerTop{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-bottom:48px}.footerBrand img{width:210px;margin-bottom:16px}.footerBrand p{line-height:1.7;margin:0}.footerNav{display:flex;gap:48px;flex-wrap:wrap}.footerCol h4{color:#fff;font-size:12px;margin:0 0 14px}.footerCol ul{list-style:none;margin:0;padding:0}.footerCol li{margin-bottom:9px}.footerCol a:hover{color:#fff}.footerBottom{border-top:1px solid rgba(255,255,255,.08);padding-top:20px}

@media(max-width:1000px){
  nav{display:none}.menuBtn{display:block}.brand img{width:250px}
  .mobileNav.open{display:block;position:fixed;left:0;right:0;top:78px;z-index:49;background:#061923;color:#fff;padding:16px 24px 26px;border-top:1px solid rgba(255,255,255,.08)}
  .mobileNav a{display:block;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.08);font-weight:800}
  .productLayout{grid-template-columns:1fr}.productGrid{grid-template-columns:1fr 1fr}.whyGrid{grid-template-columns:1fr 1fr}.caseGrid,.journalGrid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .wrap{width:calc(100% - 28px)}header{height:72px}.head{height:72px}.brand img{width:220px;height:52px}.mobileNav.open{top:72px}
  .hero{min-height:640px;background-image:linear-gradient(180deg,rgba(6,25,35,.18) 0%,rgba(6,25,35,.84) 48%,rgba(6,25,35,.96) 100%),url('../images/hero-bg-sp.webp');background-position:center top;align-items:flex-end}
  .heroCopy{padding:0 0 44px}.heroCopy h1{font-size:56px}.heroCopy p{font-size:15px}.heroMini{display:none}.heroActions{gap:10px}.heroActions .btn{width:100%}
  .products{padding:52px 0}.productGrid{grid-template-columns:1fr 1fr;gap:12px}.productFeatured{grid-column:1/-1}.productFeatured .productThumb{aspect-ratio:1.55/1}.product:not(.productFeatured) .productThumb{aspect-ratio:1.25/1}.pn{font-size:20px}.pb p{font-size:11px}
  .philosophy{padding:54px 0;min-height:340px}.whySection,.caseSection,.journalSection,.contactSection{padding:58px 0}.sectionTitle{font-size:28px;margin-bottom:28px}.whyGrid{gap:18px}.whyCard{padding-top:18px}
  .contactForm{grid-template-columns:1fr}.contactForm .full{grid-column:auto}.footerNav{gap:28px}
}

.caseCard:hover img,.journalCard:hover img{transform:scale(1.025)}

/* 2026-09-27 メイン画像を東京タワー・麻布台ヒルズの写真(ユーザー撮影)に変更 */
.hero{background-image:linear-gradient(90deg,rgba(6,25,35,.93) 0%,rgba(6,25,35,.78) 34%,rgba(6,25,35,.18) 60%,rgba(6,25,35,0) 100%),url('../images/hero-tokyo.jpg');background-position:center right}
.hero .heroIn{width:min(1320px,calc(100% - 52px))}
@media(max-width:768px){
  .hero .heroIn{width:calc(100% - 28px)}
  .hero .heroCopy{padding:300px 0 40px}
  .hero{min-height:0;background-image:linear-gradient(180deg,rgba(6,25,35,0) 0%,rgba(6,25,35,.12) 34%,rgba(6,25,35,.88) 54%,rgba(6,25,35,.97) 100%),url('../images/hero-tokyo-sp.jpg');background-size:100% auto;background-position:center top}
}

/* 2026-09-27 商品カードをリンク化・MEO30追加・準備中表示、フォーム案内、JOURNAL準備中 */
a.product{color:inherit;text-decoration:none}
.productSoon{opacity:.72}.productSoon:hover{transform:none;box-shadow:0 10px 28px rgba(8,29,39,.05)}
.badgeSoon{position:absolute;top:8px;left:8px;background:#fff;color:#111c24;font-size:10px;font-weight:900;padding:3px 8px;border-radius:3px;z-index:2}
@media(min-width:1001px){.productGrid{grid-template-columns:repeat(3,1fr)}}
.formNote{font-size:12px;line-height:1.7;color:var(--muted);margin:12px 0 0}.formNote a{text-decoration:underline}
.sectionNote{font-size:13px;color:var(--muted);margin:-8px 0 22px}
.footerCol li.soon{opacity:.55}

/* 無料診断ボタン(2026-09-30):最初に押してほしいボタンなので大きくする */
.navCta{padding:14px 26px;font-size:14px;font-weight:900;box-shadow:0 8px 20px rgba(213,166,46,.3)}
.btnShindan{padding:22px 40px;font-size:18px;min-height:64px;border-radius:8px;letter-spacing:.02em}
.btnShindan small{font-size:12px;font-weight:800;opacity:.75;margin-left:4px}
.heroActions .btnOutline{padding:22px 32px;font-size:15px;min-height:64px}
.headShindan{display:none;background:linear-gradient(135deg,var(--gold2),var(--gold));color:#18201c;font-size:14px;font-weight:900;padding:11px 18px;border-radius:99px;white-space:nowrap}
@media(max-width:1000px){.head{gap:12px}.headShindan{display:inline-flex;margin-left:auto}.brand img{width:190px}}
@media(max-width:768px){.btnShindan{font-size:18px;padding:22px 18px;min-height:68px}}
@media(max-width:768px){.heroCopy h1{font-size:clamp(36px,11.2vw,56px)}}