:root{--bg:#FAFCFE;--card:#ffffff;--ink:#172033;--muted:#667085;--line:#e5e7eb;--navy:#173d70;--blue:#2f74d0;--soft:#f5f9ff;--warn:#fff9e8;--danger:#fff4f2;--ok:#f2fbf4;--radius:18px;--shadow:0 10px 30px rgba(20,40,70,.07)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;line-height:1.75}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:1120px;margin:auto;padding:0 20px}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.header-inner{height:68px;display:flex;align-items:center;gap:24px}.brand{font-weight:800;color:#111827;font-size:18px;white-space:nowrap}.nav{display:flex;gap:18px;margin-left:auto;font-size:14px;flex-wrap:wrap}.nav a{color:#283548}

/* トップページのヒーロー：写真を横いっぱいに使い、文字を左から重ねる */
.hero{background:#fff;color:#111827;padding:0;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-grid{max-width:none;padding:0;min-height:430px;display:block;position:relative;overflow:hidden}
.hero-photo{position:absolute;inset:0;z-index:0;margin:0;width:100%;height:100%;min-height:0;border:0;border-radius:0;box-shadow:none;overflow:hidden}
.hero-photo img{display:block;width:100%;height:100%;min-height:0;object-fit:cover;object-position:center 42%}
.hero-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.94) 24%,rgba(255,255,255,.68) 43%,rgba(255,255,255,.14) 62%,rgba(255,255,255,0) 76%);pointer-events:none}
.hero-copy{position:relative;z-index:2;max-width:1120px;margin:0 auto;padding:58px 20px 62px;min-height:430px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.eyebrow{display:inline-block;background:rgba(255,255,255,.88);border:1px solid rgba(28,78,135,.14);border-radius:999px;padding:6px 12px;font-size:13px;color:#245b96;box-shadow:0 2px 12px rgba(20,40,70,.04)}
.hero h1{font-size:clamp(38px,5vw,66px);line-height:1.08;margin:16px 0;color:#111827;letter-spacing:.01em;max-width:720px}.hero p{font-size:18px;color:#25354a;max-width:680px;margin:0}.hero-photo-badge{display:none}

.section{padding:44px 0}.section h2{font-size:28px;margin:0 0 12px;color:#111827}.lead{color:var(--muted);margin-top:0}
.search-panel{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:24px;margin-top:-34px;position:relative;z-index:5}.search-row{display:grid;grid-template-columns:1.4fr .6fr;gap:12px}.input,.select{width:100%;padding:13px 14px;border:1px solid #d5dbe5;border-radius:12px;background:#fff;color:var(--ink);font:inherit}.filters{display:flex;gap:9px;flex-wrap:wrap;margin-top:14px}.filter-chip{display:flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:999px;padding:7px 10px;background:#fff;font-size:13px}.filter-chip input{accent-color:var(--blue)}
.toolbar{display:flex;justify-content:space-between;align-items:center;margin:22px 0 12px;gap:12px}.count{font-weight:700}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 3px 14px rgba(20,40,70,.035)}.card h3{margin:5px 0 8px;font-size:19px}.meta{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}.tag{font-size:12px;background:#f5f7fa;color:#48566a;border-radius:999px;padding:4px 8px}.tag.blue{background:var(--soft);color:#1b5fae}.tag.green{background:var(--ok);color:#287140}.tag.warn{background:var(--warn);color:#8a5b00}.card p{color:#596579;font-size:14px;margin:8px 0}.card .more{display:inline-block;margin-top:8px;font-weight:700}
.notice{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);padding:16px 18px;border-radius:10px}.notice.warn{border-color:#e5c66b;border-left-color:#d99613;background:#fffdf6}.notice.danger{border-color:#efc5c1;border-left-color:#d14c42;background:#fffafa}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.feature{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.feature b{display:block;margin-bottom:6px}
.breadcrumbs{font-size:13px;color:var(--muted);padding:18px 0}.job-hero{background:#fff;border-bottom:1px solid var(--line);padding-bottom:30px}.job-hero h1{font-size:38px;line-height:1.25;margin:8px 0;color:#111827}.pill-row{display:flex;flex-wrap:wrap;gap:8px}.pill{background:#f6f8fb;border:1px solid #e8ebf0;border-radius:999px;padding:6px 10px;font-size:13px}
.detail-grid{display:grid;grid-template-columns:1fr 330px;gap:26px}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;margin-bottom:18px;box-shadow:0 3px 14px rgba(20,40,70,.025)}.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.fact{background:#fafbfc;border:1px solid #eef0f3;border-radius:12px;padding:12px}.fact small{display:block;color:var(--muted)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:11px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table th{width:36%;color:#526075;font-weight:600}.side-sticky{position:sticky;top:86px}
.button{display:inline-flex;align-items:center;justify-content:center;padding:11px 16px;border-radius:12px;background:#2f74d0;color:#fff;font-weight:700}.button:hover{text-decoration:none;opacity:.92}.button.secondary{background:#f2f6fb;color:#204e8a;border:1px solid #dfe8f4}
.checker{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}.check-item{padding:12px 0;border-bottom:1px solid var(--line)}.result-box{margin-top:16px;padding:16px;border-radius:14px;background:#fafbfc;border:1px solid var(--line)}.source-list{display:grid;gap:12px}.source-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}
.footer{margin-top:52px;background:#fff;color:#596579;padding:34px 0;border-top:1px solid var(--line)}.footer a{color:#2f5f9d}.footer-grid{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.small{font-size:13px;color:var(--muted)}.footer .small{color:#7b8798}.article h1,.article h2,.article h3{color:#111827}.article h2{margin-top:32px}.article h3{margin-top:24px}.article ul{padding-left:1.4em}.platform-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.platform{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}.no-results{padding:28px;background:#fff;border:1px dashed #cfd7e3;border-radius:16px;text-align:center;color:var(--muted)}

@media(max-width:860px){.hero-grid{min-height:520px}.hero-copy{min-height:520px;padding:42px 20px 230px}.hero-photo img{object-position:62% center}.hero-photo:after{background:linear-gradient(180deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.94) 42%,rgba(255,255,255,.48) 64%,rgba(255,255,255,.08) 82%)}.hero h1{font-size:44px;max-width:650px}.hero p{max-width:620px}.detail-grid{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr)}.feature-grid{grid-template-columns:1fr}.platform-grid{grid-template-columns:repeat(2,1fr)}.side-sticky{position:static}.nav{display:none}.search-row{grid-template-columns:1fr}.job-hero h1{font-size:32px}}
@media(max-width:560px){.wrap{padding:0 14px}.header-inner{height:60px}.brand{font-size:16px}.hero-grid{min-height:535px}.hero-copy{min-height:535px;padding:34px 14px 245px}.hero-photo img{object-position:68% center}.hero-photo:after{background:linear-gradient(180deg,rgba(255,255,255,.99) 0%,rgba(255,255,255,.95) 46%,rgba(255,255,255,.55) 64%,rgba(255,255,255,.06) 84%)}.hero h1{font-size:38px;line-height:1.1}.hero p{font-size:16px;line-height:1.7}.search-panel{padding:17px;margin-top:-26px}.grid{grid-template-columns:1fr}.platform-grid{grid-template-columns:1fr}.facts{grid-template-columns:1fr}.section{padding:32px 0}.toolbar{align-items:flex-start;flex-direction:column}}

/* Reference-inspired homepage: clear blue accents and the whole working scene. */
.site-header{background:#fff}.brand{color:#172033}.footer{background:#F0F5FB}
.hero{background:#F6FAFD}.hero-grid{min-height:0;aspect-ratio:3/1}
.hero-photo{position:absolute;inset:0;width:100%;height:100%}
.hero-photo img{width:100%;height:100%;object-fit:contain;object-position:center}
.hero-photo:after{background:linear-gradient(90deg,rgba(255,255,255,.6),rgba(255,255,255,0) 47%)}
.hero-copy{position:absolute;inset:0;max-width:1200px;width:100%;min-height:0;padding:32px 32px;justify-content:flex-start}
.hero .eyebrow{display:none}.hero h1{font-size:clamp(30px,4.6vw,62px);line-height:1.27;max-width:50%;margin:0 0 16px;letter-spacing:.03em;color:#111C27}
.hero h1 span{color:#2B5FA3}.hero p{max-width:46%;font-size:clamp(12px,1.3vw,17px);line-height:1.85;font-weight:500;color:#172033}
.hero-note{position:absolute;z-index:3;right:3%;top:10%;max-width:19%;transform:rotate(-8deg);text-align:center;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(12px,1.55vw,23px);font-weight:600;letter-spacing:.1em;line-height:1.8;color:#18232B;text-shadow:0 1px 6px #fff}.hero-note svg{display:block;width:100%;height:36px}
.search-panel{background:#EDF6FF;border-color:#E1EEFA;border-radius:14px;box-shadow:0 8px 24px rgba(35,86,138,.04);margin-top:0;padding:20px 24px}
.search-heading h2{font-size:22px;line-height:1.4;margin:0 0 4px;color:#172033}.search-heading h2 span{color:#2B5FA3;font-size:30px;vertical-align:middle}.search-heading p{font-size:13px;color:#667085;margin:0 0 14px}
.input,.select{background:#fff;border-color:#DAE5F1}.filter-chip{background:#F8FBFF;border-color:#DCE8F5}.card,.feature,.panel{background:#fff;border-color:#E5EAF0}.card h3 a{color:#2866B0}
@media(min-width:1600px){.hero-grid{max-width:1800px;margin:auto}.hero-copy{max-width:1500px}}
@media(max-width:860px){.hero-copy{padding:20px}.hero h1{font-size:clamp(26px,4.5vw,40px);margin-bottom:8px}.hero p{font-size:12px;max-width:46%}.hero-photo img{object-position:center}.hero-photo:after{background:linear-gradient(90deg,rgba(255,255,255,.7),rgba(255,255,255,0) 48%)}}
@media(max-width:600px){.hero-grid{aspect-ratio:auto;display:flex;flex-direction:column}.hero-copy{position:relative;inset:auto;min-height:0;padding:26px 20px 20px;background:#F8FBFE}.hero h1{max-width:none;font-size:36px;line-height:1.3;margin-bottom:12px}.hero p{max-width:none;font-size:14px;line-height:1.8}.hero p br{display:none}.hero-photo{position:relative;inset:auto;height:auto;aspect-ratio:2/1;width:100%}.hero-photo img{height:100%;width:150%;max-width:none;margin-left:-50%;object-fit:fill}.hero-photo:after{display:none}.search-panel{margin-top:0;padding:18px 15px;border-radius:12px}.search-heading h2{font-size:19px}.search-heading p{font-size:12px}.filter-chip{background:#fff}}
@media(max-width:600px){.hero-note{top:auto;bottom:calc(50vw - 85px);right:3%;max-width:27%;font-size:9px;line-height:1.65;letter-spacing:.03em}.hero-note svg{height:22px}}