:root{color-scheme:light;--ink:#182e45;--muted:#5d6d80;--indigo:#234b70;--indigo-deep:#163653;--pale:#eef3f8;--sand:#f4f3ee;--line:#dce4ec;--orange:#e2a968;--surface:#fff;--radius:22px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fcfcfa;color:var(--ink);font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,system-ui,sans-serif;line-height:1.85;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--indigo);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible{outline:3px solid #82b9df;outline-offset:4px;border-radius:3px}
.container{max-width:1100px;padding:0 24px;margin:0 auto}.readable{max-width:850px}.site-header{background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);position:relative;z-index:10}.nav{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}.brand-mark{display:grid;place-items:center;width:43px;height:43px;border-radius:14px;background:var(--indigo);color:white;font-size:26px;font-weight:800}.brand-text{display:flex;flex-direction:column;line-height:1.25}.brand-text strong{font-size:17px;letter-spacing:.02em}.brand-text small{font-size:10px;font-weight:700;letter-spacing:.2em;color:var(--muted)}.nav-links{display:flex;align-items:center;gap:25px;flex-wrap:wrap}.nav-links a{font-size:14px;font-weight:700;text-decoration:none;color:var(--ink)}.nav-links a:hover{color:#326f9c}.nav-links .nav-accent{background:var(--indigo);border-radius:999px;color:#fff;padding:8px 16px}.nav-links .nav-accent:hover{color:#fff;background:var(--indigo-deep)}
.hero{background:linear-gradient(132deg,#102b46,#234b70 57%,#3c6a8a);color:#fff;position:relative;overflow:hidden}.hero:before{content:"";width:490px;height:490px;position:absolute;border:1px solid rgba(255,255,255,.14);border-radius:50%;right:-150px;top:-170px;box-shadow:0 0 0 86px rgba(255,255,255,.035),0 0 0 173px rgba(255,255,255,.025)}.hero-inner{position:relative;min-height:480px;display:flex;align-items:center;padding-top:82px;padding-bottom:89px}.hero-copy{max-width:715px}.eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:12px;font-weight:800}.hero .eyebrow{color:#c6dff2}.hero h1{font-size:clamp(35px,6vw,64px);line-height:1.31;letter-spacing:-.035em;margin:20px 0 23px;font-weight:800}.hero p{max-width:640px;font-size:17px;color:#e2edf6;margin:0 0 28px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:800;text-decoration:none;border-radius:999px;padding:12px 24px;transition:background .15s ease,transform .15s ease}.btn:hover{transform:translateY(-1px)}.btn-light{background:white;color:var(--indigo)}.btn-outline{border:1px solid #96b9d3;color:white}.btn-indigo{background:var(--indigo);color:white}.btn-indigo:hover{background:var(--indigo-deep)}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.section{padding:75px 0}.section-compact{padding:46px 0}.section-top{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:30px}.section h2,.section-top h2{font-size:clamp(25px,3.2vw,37px);letter-spacing:-.025em;line-height:1.4;margin:7px 0 0}.section-lead{color:var(--muted);max-width:720px}.label{color:#32648c;font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.panel{background:white;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.feature{display:grid;grid-template-columns:1fr 1.15fr;min-height:330px}.feature-art{position:relative;min-height:250px;background:linear-gradient(160deg,#9ebcd1 0%,#dce6ed 50%,#e9d4ac 100%);display:flex;align-items:center;justify-content:center;overflow:hidden}.feature-art:before{content:"";position:absolute;width:118%;height:150px;left:-10%;bottom:-45px;background:#517b9c;transform:rotate(-11deg);border-radius:60%}.feature-art:after{content:"";position:absolute;width:140%;height:150px;right:-20%;bottom:-85px;background:#234b70;transform:rotate(13deg);border-radius:65%}.feature-art .art-sun{width:82px;height:82px;background:#e8b779;position:absolute;top:42px;right:65px;border-radius:50%}.feature-art .art-road{width:410px;height:10px;background:#fff8dd;border-radius:100%;position:absolute;transform:rotate(-15deg);bottom:67px;left:-50px;z-index:1;opacity:.7}.art-label{z-index:2;background:rgba(19,48,76,.88);border:1px solid rgba(255,255,255,.3);padding:11px 16px;border-radius:10px;color:#fff;font-size:12px;letter-spacing:.15em;font-weight:800}.feature-copy{padding:39px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center}.feature-copy h3{font-size:clamp(24px,3vw,32px);line-height:1.5;margin:14px 0}.feature-copy p{color:var(--muted);margin:0 0 22px}.pill{display:inline-flex;align-items:center;background:#eaf1f8;color:#285778;border-radius:99px;padding:4px 12px;font-size:12px;font-weight:800;letter-spacing:.02em}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.simple-card{padding:28px;background:#fff;border:1px solid var(--line);border-radius:18px}.simple-card .num{font-size:13px;color:#426d8e;font-weight:800;letter-spacing:.13em}.simple-card h3{font-size:20px;line-height:1.5;margin:10px 0}.simple-card p{color:var(--muted);margin:0;font-size:14px}.muted-section{background:var(--sand)}.link-arrow{font-weight:800;text-decoration:none}.link-arrow::after{content:" →"}.notice{padding:16px 19px;background:#f1f5f9;border-left:4px solid #5c89ac;border-radius:7px;color:#3c5771;font-size:14px}.site-footer{background:#152f49;color:#d3e0ec;padding:38px 0 28px}.footer-inner{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:start}.site-footer a{color:#e7f0f7}.site-footer p{font-size:13px;max-width:570px;margin:9px 0 0}.footer-links{display:flex;gap:18px;flex-wrap:wrap;font-size:13px}.copyright{font-size:12px;opacity:.72;border-top:1px solid #3d5871;margin-top:22px;padding-top:19px}
.page-hero{padding:54px 0 52px;background:var(--sand);border-bottom:1px solid #e3e4df}.page-hero h1{font-size:clamp(31px,5vw,48px);line-height:1.34;letter-spacing:-.03em;margin:14px 0}.page-hero p{max-width:740px;color:#53667b;margin:10px 0 0}.breadcrumbs{display:flex;gap:10px;font-size:13px;color:#5d7389;flex-wrap:wrap}.breadcrumbs a{color:#476b8b}.info-row{display:flex;flex-wrap:wrap;gap:9px;margin:26px 0 0}.info-chip{border-radius:999px;padding:7px 13px;background:#e5edf5;color:#2b5679;font-size:13px;font-weight:800}.article{padding:50px 0 85px}.article h2{font-size:27px;letter-spacing:-.025em;line-height:1.5;margin:48px 0 18px;padding-bottom:12px;border-bottom:1px solid var(--line)}.article h2:first-child{margin-top:0}.article h3{font-size:20px;margin:30px 0 10px}.article p{margin:14px 0}.article ul{padding-left:24px}.article li+li{margin-top:8px}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin:24px 0}.stat{padding:22px;background:var(--pale);border-radius:15px;text-align:center}.stat span{display:block;color:#476b8b;font-size:13px;font-weight:700}.stat strong{font-size:25px;letter-spacing:-.03em;color:var(--indigo);display:block}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:13px}.data-table{width:100%;border-collapse:collapse;min-width:480px;background:white}.data-table th,.data-table td{padding:13px 16px;text-align:left;border-bottom:1px solid #e6edf3;font-size:14px}.data-table th{background:#eef3f8;color:#365a7a;font-weight:800}.data-table tr:last-child td{border-bottom:none}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:23px 0}.course-card{border:1px solid var(--line);border-radius:16px;padding:20px;background:white}.course-card h3{margin:8px 0 7px;font-size:19px}.course-card .distance{font-size:32px;font-weight:800;color:var(--indigo);line-height:1.3}.course-card .distance small{font-size:15px}.course-card p{font-size:13px;color:var(--muted);margin:10px 0 18px}.course-card .meta{font-size:13px;margin-bottom:15px}.course-card a{font-size:14px;font-weight:800}.tiny{font-size:12px;color:var(--muted)}.timestamp{font-size:13px;color:var(--muted);margin-top:20px}.external::after{content:" ↗";font-size:12px}.article .cta-strip{background:#234b70;color:#fff;border-radius:18px;padding:27px 31px;margin:38px 0}.cta-strip p{color:#dceaf5}.cta-strip .btn{margin-top:8px}
@media(max-width:760px){.container{padding:0 18px}.nav{padding:14px 0;min-height:73px;flex-wrap:wrap}.brand-text strong{font-size:15px}.nav-links{gap:15px}.nav-links a{font-size:12px}.nav-links .nav-accent{padding:6px 11px}.hero-inner{min-height:390px;padding-top:68px;padding-bottom:70px}.hero h1{font-size:36px}.hero p{font-size:15px}.section{padding:47px 0}.section-compact{padding:30px 0}.feature{grid-template-columns:1fr}.feature-copy{padding:28px}.cards,.course-grid{grid-template-columns:1fr}.feature-art{min-height:205px}.section-top{align-items:start}.page-hero{padding:34px 0}.article{padding:32px 0 60px}.article h2{font-size:23px}.stat-grid{grid-template-columns:1fr 1fr}.stat strong{font-size:21px}.site-footer{padding-top:30px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Aizome editorial direction: quiet paper, deep ink, open landscape. */
.hero{isolation:isolate;background:#102b46}
.hero:before{display:none}
.hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 56%;z-index:-2}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,31,53,.95),rgba(10,31,53,.8) 36%,rgba(10,31,53,.18) 76%);z-index:-1}
.hero-inner{min-height:620px;padding-top:90px;padding-bottom:100px}
.hero-copy{max-width:650px}
.hero h1{font-size:clamp(34px,4.6vw,54px);letter-spacing:.01em;text-shadow:0 2px 18px rgba(7,27,48,.2)}
.hero p{max-width:540px;font-size:16px}
.hero-caption{position:absolute;right:24px;bottom:14px;margin:0!important;max-width:none!important;font-size:11px!important;color:#fff!important;background:rgba(10,31,53,.85);border-radius:4px;padding:3px 9px;line-height:1.6}
.brand-mark{border-radius:50% 50% 44% 44%;box-shadow:inset 0 0 0 4px rgba(255,255,255,.12)}
.section-top{border-top:1px solid var(--line);padding-top:24px}
.feature{box-shadow:0 12px 40px rgba(24,46,69,.045)}
.simple-card{border:0;border-top:2px solid #b0c8db;border-radius:0;background:transparent;padding:24px 20px}
.simple-card .num{letter-spacing:.18em}
.page-hero{background:linear-gradient(115deg,#eef3f8,#f6f5ef)}
.page-hero h1{color:var(--indigo-deep)}
.article h2{border-bottom:1px solid var(--line);border-left:3px solid var(--indigo);padding-left:16px}
.btn{min-height:48px}
@media(max-width:760px){
 .hero-inner{min-height:670px;align-items:flex-end;padding-top:245px;padding-bottom:70px}
 .hero-image{object-position:66% top;height:400px}
 .hero:after{background:linear-gradient(0deg,#102b46 0%,#102b46 35%,rgba(16,43,70,.8) 56%,rgba(16,43,70,.05) 90%)}
 .hero h1{font-size:clamp(28px,7.6vw,36px);margin-top:15px}
 .hero p{font-size:14px}
 .hero .eyebrow{font-size:10px;letter-spacing:.14em}
 .hero-caption{right:12px;bottom:10px;font-size:10px!important;max-width:calc(100% - 24px)!important}
 .hero-actions{gap:10px}
 .hero-actions .btn{font-size:13px;padding:11px 17px}
 .section-top{flex-wrap:wrap}
}

.skip-link{position:absolute;left:16px;top:8px;z-index:100;background:#fff;color:var(--indigo-deep);padding:10px 16px;transform:translateY(-180%);border:2px solid var(--indigo)}
.skip-link:focus{transform:translateY(0)}
.data-table caption{text-align:left;padding:12px 16px;font-size:14px;font-weight:700;background:var(--pale);color:var(--indigo-deep)}


/* Editorial enhancement: Tour de Naruto event article, 2026-11-09. */
.event-figure{margin:24px 0 30px}.event-figure img{width:100%;height:auto;display:block;border-radius:20px;background:#d5e7e7}.event-figure figcaption{padding:8px 4px;font-size:12px;color:var(--muted)}
.article-toc{border:1px solid var(--line);border-radius:16px;padding:18px 21px;background:#fff;margin:27px 0 38px}.article-toc>strong{display:block;color:var(--indigo-deep);font-size:15px;margin-bottom:12px}.article-toc-links{display:flex;gap:8px;flex-wrap:wrap}.article-toc-links a{display:inline-flex;align-items:center;min-height:44px;padding:7px 13px;border-radius:9px;background:#f2f6fa;color:var(--indigo);font-size:13px;font-weight:700;text-decoration:none}.article-toc-links a:hover{background:#e1edf5}.article [id]{scroll-margin-top:18px}
.elevation-chart{margin:27px 0;padding:25px 27px;border-radius:18px;background:#edf3f5}.elevation-chart figcaption{display:flex;justify-content:space-between;gap:10px;align-items:baseline;flex-wrap:wrap;margin-bottom:20px}.elevation-chart figcaption strong{font-size:17px;color:var(--indigo-deep)}.elevation-chart figcaption span{font-size:12px;color:var(--muted)}.elevation-row{display:grid;grid-template-columns:72px minmax(0,1fr) 57px;align-items:center;gap:14px;margin:12px 0;font-size:14px}.elevation-row>strong{text-align:right;font-variant-numeric:tabular-nums}.elevation-track{height:17px;border-radius:999px;background:#d6e1e8;overflow:hidden}.elevation-track>span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#5d9bae,#234b70)}.elevation-chart .tiny{margin-bottom:0}
.aid-grid{list-style:none;padding:0!important;margin:27px 0!important;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.aid-grid li+li{margin-top:0}.aid-card{border:1px solid var(--line);background:white;border-radius:18px;overflow:hidden;box-shadow:0 7px 20px rgba(24,46,69,.04)}.aid-card-top{display:flex;justify-content:space-between;gap:8px;padding:13px 18px;background:#f3f6f8}.aid-index{font-size:11px;font-weight:800;color:var(--indigo);letter-spacing:.11em}.aid-target{font-size:11px;font-weight:700;color:#45627c}.aid-food{min-height:98px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;background:#e8f1e9;color:#284e47}.aid-food:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 23% 48%,rgba(255,255,255,.55) 0 29px,transparent 30px),radial-gradient(circle at 85% 15%,rgba(255,255,255,.3) 0 45px,transparent 46px)}.aid-food span{position:relative;font-size:clamp(20px,3vw,28px);font-weight:800;letter-spacing:.1em;text-shadow:0 1px 0 rgba(255,255,255,.45)}.aid-food-soup{background:#efe5d3;color:#6b5037}.aid-food-lotus{background:#e5eaca;color:#596b35}.aid-food-sausage{background:#f0ddd1;color:#7b4d3d}.aid-food-berry{background:#eddde5;color:#93465b}.aid-food-fish{background:#dbeaf0;color:#325977}.aid-food-sweet{background:#eae1f0;color:#685274}.aid-card-body{padding:15px 20px 22px}.aid-card-body h3{font-size:13px;color:var(--muted);margin:0 0 4px}.aid-card-body>strong{display:block;font-size:19px;line-height:1.5;color:var(--indigo-deep)}.aid-card-body p{font-size:13px;color:#52677b;margin:9px 0 0}.finish-card{display:grid;grid-template-columns:115px minmax(0,1fr);align-items:center;gap:23px;padding:23px;border:1px solid #c9dce5;background:#edf3f7;border-radius:17px;margin-top:22px}.finish-mark{width:106px;height:106px;display:grid;place-items:center;color:white;font-weight:900;letter-spacing:.12em;border-radius:50%;background:linear-gradient(135deg,#315f7d,#173653);box-shadow:0 0 0 7px #d7e5ed}.finish-card h3{margin:5px 0 7px;font-size:19px}.finish-card p{margin:0;font-size:13px;color:#52677b}
@media(max-width:760px){.event-figure{margin:18px 0 24px}.event-figure img{border-radius:13px}.article-toc{padding:16px 14px}.article-toc-links a{font-size:12px}.aid-grid{grid-template-columns:1fr}.aid-food{min-height:85px}.aid-card-body>strong{font-size:18px}.elevation-chart{padding:18px 14px}.elevation-row{grid-template-columns:62px minmax(0,1fr) 52px;gap:9px;font-size:12px}.finish-card{grid-template-columns:70px minmax(0,1fr);gap:16px;padding:17px}.finish-mark{width:68px;height:68px;font-size:10px;box-shadow:0 0 0 4px #d7e5ed}.finish-card h3{font-size:17px}}