.otoku-portal-home{
  --otk-blue:#00a8cf;
  --otk-blue-dark:#008eb0;
  --otk-orange:#f2a100;
  --otk-orange-dark:#d88900;
  --otk-green:#47764d;
  --otk-navy:#2e3b50;
  --otk-text:#39424d;
  --otk-muted:#667482;
  --otk-line:#e2eaf0;
  --otk-bg:#f3f7f9;
  --otk-paper:#ffffff;
  --otk-container:1080px;
  margin:0;
  color:var(--otk-text);
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",YuGothic,Meiryo,sans-serif;
  line-height:1.75;
  letter-spacing:.02em;
  background:#fff;
  overflow-x:hidden;
}
.otoku-portal-home a{color:inherit;text-decoration:none}
.otoku-portal-home img,.otoku-portal-home svg{max-width:100%;height:auto}
.otoku-portal-home .otk-wrap{width:min(var(--otk-container),calc(100% - 40px));margin-inline:auto}
.otoku-portal-home .screen-reader-text{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.otoku-portal-home .otk-site-header{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 3px 14px rgba(27,42,58,.08)}
.otoku-portal-home .otk-header-upper{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.otoku-portal-home .otk-site-logo{display:inline-flex;align-items:center;gap:14px;font-weight:900;line-height:1;white-space:nowrap;color:var(--otk-blue);letter-spacing:-.035em}
.otoku-portal-home .otk-site-logo__icon{width:56px;height:56px;object-fit:contain;display:block;flex:0 0 auto}
.otoku-portal-home .otk-site-logo__text{display:flex;flex-direction:column;gap:6px}
.otoku-portal-home .otk-site-logo__sub{font-size:11px;line-height:1;color:var(--otk-muted);font-weight:800;letter-spacing:.08em}
.otoku-portal-home .otk-site-logo__main{font-size:clamp(25px,3.1vw,36px)}
.otoku-portal-home .otk-site-logo__accent{color:var(--otk-orange)}
.otoku-portal-home .otk-header-actions{display:flex;align-items:center;gap:12px}
.otoku-portal-home .otk-header-tagline{font-size:13px;font-weight:900;color:var(--otk-green);border-left:4px solid var(--otk-orange);padding-left:12px;line-height:1.45;margin:0}
.otoku-portal-home .otk-utility-btn{height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border-radius:4px;color:#fff;font-weight:900;font-size:13px;box-shadow:0 3px 0 rgba(0,0,0,.13)}
.otoku-portal-home .otk-utility-btn--green{background:var(--otk-green)}
.otoku-portal-home .otk-utility-btn--orange{background:var(--otk-orange)}
.otoku-portal-home .otk-menu-btn{display:none;border:0;background:var(--otk-navy);color:#fff;font-weight:900;border-radius:4px;padding:10px 13px}
.otoku-portal-home .otk-navbar{background:var(--otk-navy)}
.otoku-portal-home .otk-global-nav{height:52px;display:flex;justify-content:center;align-items:stretch;overflow:hidden}
.otoku-portal-home .otk-global-nav a{display:grid;place-items:center;min-width:132px;padding:0 14px;color:#fff;font-size:14px;font-weight:900;border-left:1px solid rgba(255,255,255,.14)}
.otoku-portal-home .otk-global-nav a:last-child{border-right:1px solid rgba(255,255,255,.14)}
.otoku-portal-home .otk-global-nav a:hover{background:rgba(255,255,255,.09)}
.otoku-portal-home .otk-hero{background:#edf5f8;position:relative;overflow:hidden}
.otoku-portal-home .otk-hero::before,.otoku-portal-home .otk-hero::after{content:"";position:absolute;top:0;bottom:0;width:50%;background-size:cover;opacity:.9;pointer-events:none}
.otoku-portal-home .otk-hero::before{left:0;background:linear-gradient(120deg,#d8edf3 0%,#fbfdfe 52%,#e2f0f5 100%)}
.otoku-portal-home .otk-hero::after{right:0;background:linear-gradient(120deg,#fbfdfe 0%,#d9eaf0 52%,#eef6f9 100%)}
.otoku-portal-home .otk-hero-pattern{position:absolute;inset:0;pointer-events:none;opacity:.78;background:
  radial-gradient(circle at 11% 29%,rgba(255,255,255,.95) 0 48px,transparent 49px),
  radial-gradient(circle at 25% 70%,rgba(242,161,0,.20) 0 76px,transparent 77px),
  radial-gradient(circle at 78% 38%,rgba(0,168,207,.21) 0 86px,transparent 87px),
  radial-gradient(circle at 91% 72%,rgba(255,255,255,.88) 0 58px,transparent 59px),
  repeating-linear-gradient(115deg,transparent 0 62px,rgba(255,255,255,.34) 63px 72px,transparent 73px 135px);
}
.otoku-portal-home .otk-hero-inner{position:relative;z-index:1;min-height:548px;display:grid;place-items:center;padding:64px 0}
.otoku-portal-home .otk-hero-card{width:min(890px,100%);background:rgba(255,255,255,.96);text-align:center;padding:48px 46px 42px;box-shadow:0 22px 48px rgba(36,54,72,.13);position:relative}
.otoku-portal-home .otk-hero-card::before,.otoku-portal-home .otk-hero-card::after{content:"";position:absolute;top:0;width:36%;height:6px;background:var(--otk-orange)}
.otoku-portal-home .otk-hero-card::before{left:0}
.otoku-portal-home .otk-hero-card::after{right:0}
.otoku-portal-home .otk-hero-kicker{display:inline-flex;align-items:center;gap:8px;margin:0 0 18px;color:var(--otk-green);font-weight:900;font-size:16px}
.otoku-portal-home .otk-hero-kicker::before,.otoku-portal-home .otk-hero-kicker::after{content:"";width:34px;height:3px;background:var(--otk-green);border-radius:999px}
.otoku-portal-home .otk-hero-title{margin:0;color:#40464e;font-weight:900;font-size:clamp(34px,5.15vw,62px);line-height:1.36;letter-spacing:.02em}
.otoku-portal-home .otk-hero-title .otk-underline{position:relative;display:inline-block;z-index:0;padding-inline:.12em}
.otoku-portal-home .otk-hero-title .otk-underline::after{content:"";position:absolute;left:0;right:0;bottom:.12em;height:.16em;background:rgba(242,161,0,.78);z-index:-1}
.otoku-portal-home .otk-hero-brand{display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap;margin:24px auto 0}
.otoku-portal-home .otk-hero-logo{width:96px;height:96px;object-fit:contain;display:block;filter:drop-shadow(0 6px 12px rgba(0,0,0,.08))}
.otoku-portal-home .otk-hero-site-name{display:inline-flex;align-items:baseline;gap:4px;color:var(--otk-blue);font-weight:900;line-height:1;letter-spacing:-.045em;font-size:clamp(38px,6.2vw,74px)}
.otoku-portal-home .otk-hero-site-name span:last-child{color:var(--otk-orange)}
.otoku-portal-home .otk-hero-lead{max-width:710px;margin:22px auto 0;color:#56616d;font-size:17px;font-weight:800}
.otoku-portal-home .otk-hero-buttons{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:28px}
.otoku-portal-home .otk-main-btn{min-width:190px;min-height:50px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:0 24px;color:#fff;font-weight:900;box-shadow:0 5px 0 rgba(0,0,0,.14)}
.otoku-portal-home .otk-main-btn--blue{background:var(--otk-blue);box-shadow:0 5px 0 var(--otk-blue-dark)}
.otoku-portal-home .otk-main-btn--orange{background:var(--otk-orange);box-shadow:0 5px 0 var(--otk-orange-dark)}
.otoku-portal-home .otk-section{padding:78px 0}
.otoku-portal-home .otk-section--gray{background:var(--otk-bg)}
.otoku-portal-home .otk-section-head{text-align:center;margin-bottom:34px}
.otoku-portal-home .otk-section-kicker{display:inline-block;color:var(--otk-blue);font-size:13px;font-weight:900;letter-spacing:.14em;text-transform:uppercase}
.otoku-portal-home .otk-section-title{margin:6px 0 0;font-size:clamp(27px,3.4vw,36px);line-height:1.35;color:var(--otk-navy);font-weight:900}
.otoku-portal-home .otk-section-lead{max-width:760px;margin:14px auto 0;color:var(--otk-muted);font-weight:700}
.otoku-portal-home .otk-concept-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.otoku-portal-home .otk-concept-card{background:#fff;border:1px solid var(--otk-line);border-radius:16px;padding:28px 24px;box-shadow:0 16px 34px rgba(36,54,72,.07)}
.otoku-portal-home .otk-concept-icon{width:54px;height:54px;border-radius:14px;background:#eaf8fb;color:var(--otk-blue);display:grid;place-items:center;font-size:28px;font-weight:900;margin-bottom:16px}
.otoku-portal-home .otk-concept-card h3{margin:0 0 9px;color:var(--otk-navy);font-size:20px;line-height:1.45}
.otoku-portal-home .otk-concept-card p{margin:0;color:#596572;font-weight:700;font-size:14px}
.otoku-portal-home .otk-compare-area{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:start}
.otoku-portal-home .otk-compare-panel{background:#fff;border:1px solid var(--otk-line);border-radius:18px;padding:30px;box-shadow:0 16px 36px rgba(36,54,72,.07)}
.otoku-portal-home .otk-check-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.otoku-portal-home .otk-check-list li{position:relative;padding-left:42px;font-weight:900;font-size:18px;color:#344052}
.otoku-portal-home .otk-check-list li::before{content:"✓";position:absolute;left:0;top:.08em;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--otk-blue);color:#fff;font-size:16px}
.otoku-portal-home .otk-check-list small{display:block;margin-top:2px;color:var(--otk-muted);font-size:13px;font-weight:700}
.otoku-portal-home .otk-ranking-card{background:linear-gradient(135deg,#fff,#f8fcfd);border:1px solid var(--otk-line);border-radius:18px;padding:24px;box-shadow:0 16px 36px rgba(36,54,72,.07)}
.otoku-portal-home .otk-ranking-card h3{margin:0 0 16px;color:var(--otk-navy);font-size:22px}
.otoku-portal-home .otk-rank-row{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--otk-line);font-weight:900}
.otoku-portal-home .otk-rank-row:last-child{border-bottom:0}
.otoku-portal-home .otk-rank-num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--otk-orange);color:#fff;font-weight:900}
.otoku-portal-home .otk-rank-name{color:#344052}
.otoku-portal-home .otk-rank-tag{font-size:12px;color:#fff;background:var(--otk-green);border-radius:999px;padding:4px 9px;white-space:nowrap}
.otoku-portal-home .otk-guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.otoku-portal-home .otk-guide-card{position:relative;background:#fff;border:1px solid var(--otk-line);border-radius:15px;padding:44px 20px 22px;min-height:170px;box-shadow:0 14px 30px rgba(36,54,72,.06)}
.otoku-portal-home .otk-guide-card::before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;top:16px;left:18px;color:var(--otk-orange);font-size:15px;font-weight:900;letter-spacing:.08em}
.otoku-portal-home .otk-guide-card h3{margin:0 0 8px;color:var(--otk-navy);font-size:18px;line-height:1.45}
.otoku-portal-home .otk-guide-card p{margin:0;color:#667482;font-size:13px;font-weight:700}
.otoku-portal-home .otk-news-layout{max-width:920px;margin-inline:auto;display:grid;grid-template-columns:190px 1fr;gap:34px;align-items:start}
.otoku-portal-home .otk-news-logo-panel{background:linear-gradient(180deg,#fff 0%,#f6fbfc 100%);border:1px solid var(--otk-line);border-radius:18px;padding:22px 18px;box-shadow:0 14px 34px rgba(36,54,72,.07);text-align:center}
.otoku-portal-home .otk-news-logo-panel img{width:128px;height:128px;object-fit:contain;display:block;margin:0 auto 16px}
.otoku-portal-home .otk-news-logo-panel h3{margin:0 0 8px;color:var(--otk-navy);font-size:18px;line-height:1.45}
.otoku-portal-home .otk-news-logo-panel p{margin:0;color:var(--otk-muted);font-size:13px;font-weight:700;line-height:1.7}
.otoku-portal-home .otk-news-card{background:#fff;border:1px solid var(--otk-line);border-radius:14px;overflow:hidden;box-shadow:0 14px 34px rgba(36,54,72,.07)}
.otoku-portal-home .otk-news-row{display:grid;grid-template-columns:110px 96px 1fr;gap:13px;align-items:center;padding:16px 22px;border-bottom:1px solid var(--otk-line);font-weight:800}
.otoku-portal-home .otk-news-row:last-child{border-bottom:0}
.otoku-portal-home .otk-news-date{color:#75818c;font-feature-settings:"tnum"}
.otoku-portal-home .otk-news-label{display:inline-grid;place-items:center;min-height:26px;padding:0 10px;border-radius:999px;background:var(--otk-blue);color:#fff;font-size:12px}
.otoku-portal-home .otk-news-title{color:#344052}
.otoku-portal-home .otk-more-link{margin:26px auto 0;min-width:136px;height:46px;border:2px solid var(--otk-navy);border-radius:999px;display:grid;place-items:center;width:max-content;padding:0 28px;font-weight:900;color:var(--otk-navy);background:#fff}
.otoku-portal-home .otk-contact-cta{background:var(--otk-green);color:#fff;position:relative;overflow:hidden}
.otoku-portal-home .otk-contact-cta::before{content:"";position:absolute;right:-120px;bottom:-180px;width:410px;height:410px;border-radius:50%;border:54px solid rgba(255,255,255,.08)}
.otoku-portal-home .otk-contact-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1.4fr;gap:34px;align-items:center}
.otoku-portal-home .otk-contact-title{margin:0;font-size:clamp(26px,3.4vw,36px);line-height:1.45;font-weight:900;color:#fff}
.otoku-portal-home .otk-contact-title span{background:#fff;color:var(--otk-green);border-radius:4px;padding:0 .22em}
.otoku-portal-home .otk-contact-panel{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.otoku-portal-home .otk-contact-box{border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.12);border-radius:12px;padding:24px}
.otoku-portal-home .otk-contact-box h3{margin:0 0 9px;font-size:19px;color:#fff}
.otoku-portal-home .otk-contact-box p{margin:0;font-weight:700;font-size:14px;opacity:.95;color:#fff}
.otoku-portal-home .otk-web-contact{min-height:88px;border-radius:10px;background:#fff;color:var(--otk-green);display:grid;place-items:center;font-size:21px;font-weight:900;text-align:center;padding:16px}
.otoku-portal-home .otk-web-contact small{font-size:12px;color:#5b7160}
.otoku-portal-home .otk-footer-main{padding:52px 0 36px;display:grid;grid-template-columns:330px 1fr;gap:44px;background:#fff}
.otoku-portal-home .otk-footer-logo .otk-site-logo__icon{width:48px;height:48px}
.otoku-portal-home .otk-footer-logo .otk-site-logo__main{font-size:29px}
.otoku-portal-home .otk-footer-lead{margin:14px 0 0;color:var(--otk-muted);font-weight:700}
.otoku-portal-home .otk-footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.otoku-portal-home .otk-footer-col h4{margin:0 0 10px;padding-bottom:10px;border-bottom:3px solid var(--otk-line);font-size:16px;color:var(--otk-navy)}
.otoku-portal-home .otk-footer-col ul{list-style:none;padding:0;margin:0}
.otoku-portal-home .otk-footer-col li{border-bottom:1px solid var(--otk-line)}
.otoku-portal-home .otk-footer-col a{display:block;padding:8px 0;font-size:13px;color:#65717d;font-weight:800}
.otoku-portal-home .otk-footer-bottom{background:var(--otk-blue);color:#fff;text-align:center;padding:13px;font-size:13px;font-weight:800}
@media (max-width:1024px){
  .otoku-portal-home .otk-header-tagline{display:none}
  .otoku-portal-home .otk-global-nav a{min-width:auto;flex:1;padding:0 10px}
  .otoku-portal-home .otk-compare-area{grid-template-columns:1fr}
  .otoku-portal-home .otk-guide-grid{grid-template-columns:repeat(2,1fr)}
  .otoku-portal-home .otk-contact-inner{grid-template-columns:1fr}
  .otoku-portal-home .otk-footer-main{grid-template-columns:1fr}
}
@media (max-width:760px){
  .otoku-portal-home .otk-wrap{width:min(100% - 28px,var(--otk-container))}
  .otoku-portal-home .otk-header-upper{min-height:70px}
  .otoku-portal-home .otk-header-actions{display:none}
  .otoku-portal-home .otk-menu-btn{display:inline-block}
  .otoku-portal-home .otk-navbar{display:none}
  .otoku-portal-home .otk-site-logo{gap:10px}
  .otoku-portal-home .otk-site-logo__icon{width:42px;height:42px}
  .otoku-portal-home .otk-site-logo__main{font-size:26px}
  .otoku-portal-home .otk-site-logo__sub{font-size:10px}
  .otoku-portal-home .otk-hero-inner{min-height:510px;padding:46px 0}
  .otoku-portal-home .otk-hero-card{padding:36px 19px 32px}
  .otoku-portal-home .otk-hero-kicker{font-size:13px}
  .otoku-portal-home .otk-hero-kicker::before,.otoku-portal-home .otk-hero-kicker::after{width:20px}
  .otoku-portal-home .otk-hero-title{font-size:31px;line-height:1.48}
  .otoku-portal-home .otk-hero-brand{gap:12px}
  .otoku-portal-home .otk-hero-logo{width:72px;height:72px}
  .otoku-portal-home .otk-hero-site-name{font-size:38px;letter-spacing:-.055em}
  .otoku-portal-home .otk-hero-lead{font-size:14px}
  .otoku-portal-home .otk-main-btn{width:100%;min-width:0}
  .otoku-portal-home .otk-section{padding:60px 0}
  .otoku-portal-home .otk-concept-grid{grid-template-columns:1fr}
  .otoku-portal-home .otk-news-layout{grid-template-columns:1fr;gap:14px}
  .otoku-portal-home .otk-news-logo-panel img{width:110px;height:110px}
  .otoku-portal-home .otk-news-row{grid-template-columns:1fr;gap:4px;padding:14px 18px}
  .otoku-portal-home .otk-news-label{width:max-content}
  .otoku-portal-home .otk-rank-row{grid-template-columns:36px 1fr}
  .otoku-portal-home .otk-rank-tag{grid-column:2;justify-self:start}
  .otoku-portal-home .otk-guide-grid{grid-template-columns:1fr}
  .otoku-portal-home .otk-contact-panel{grid-template-columns:1fr}
  .otoku-portal-home .otk-footer-links{grid-template-columns:1fr}
  .otoku-portal-home .otk-footer-main{padding-top:40px}
}