:root {
  --navy:#052b5d;
  --navy-2:#061d3d;
  --blue:#087bc1;
  --sky:#dff5ff;
  --orange:#f36b21;
  --red:#d81f26;
  --yellow:#ffd52f;
  --pink:#e71d62;
  --ink:#0f2342;
  --paper:#fffdf8;
  --white:#fff;
  --line:rgba(5,43,93,.14);
  --shadow:0 18px 50px rgba(6,29,61,.14);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:"Yu Gothic","Hiragino Kaku Gothic ProN","Meiryo",system-ui,sans-serif;background:var(--paper);line-height:1.75;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
button,input,select,textarea{font:inherit}
:focus-visible{outline:3px solid var(--yellow);outline-offset:4px}
.skip-link{position:fixed;left:12px;top:-80px;z-index:9999;background:#fff;padding:10px 16px;border-radius:8px;box-shadow:var(--shadow)}
.skip-link:focus{top:12px}
.container{width:min(1120px,calc(100% - 40px));margin-inline:auto}
.narrow{max-width:850px}
.center{text-align:center}
.section{padding:92px 0;position:relative}
.section-heading{margin-bottom:42px}
.section-heading h2,.section h2{font-size:clamp(2rem,4.5vw,3.5rem);line-height:1.2;margin:.25em 0 .45em;letter-spacing:.03em}
.section-kicker{display:inline-block;font-weight:900;color:var(--red);letter-spacing:.12em;margin:0 0 6px;font-size:.94rem}
.section-kicker.light{color:var(--yellow)}
.site-header{position:sticky;top:0;z-index:100;background:rgba(3,25,53,.94);backdrop-filter:blur(10px);color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}
.header-inner{width:min(1200px,calc(100% - 32px));margin:auto;min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:900;text-decoration:none;font-size:.96rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:55%}
.header-nav{display:flex;gap:18px;font-size:.9rem;font-weight:700}
.header-nav a{text-decoration:none;opacity:.9}
.header-nav a:hover{opacity:1;color:var(--yellow)}
.hero{background:linear-gradient(180deg,#fff 0%,#e7f7ff 70%,#fff 100%);padding-bottom:74px}
.hero-image{width:100%;height:auto;object-fit:contain;background:#fff}
.hero-copy-wrap{width:min(1080px,calc(100% - 40px));margin:-2px auto 0;text-align:center;padding-top:42px}
.eyebrow{margin:0;font-weight:900;color:var(--red);font-size:clamp(1rem,2.4vw,1.35rem);letter-spacing:.08em}
.hero h1{margin:12px 0 20px;font-size:clamp(2rem,5vw,4.6rem);line-height:1.12;color:var(--navy-2);letter-spacing:.03em}
.hero-lead{font-size:clamp(1.05rem,2.2vw,1.32rem);font-weight:700}
.hero-facts{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin:24px 0 26px}
.hero-facts span{background:#fff;border:1px solid var(--line);padding:8px 14px;border-radius:999px;font-weight:800;box-shadow:0 8px 20px rgba(6,29,61,.08)}
.cta-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:920px;margin:24px auto 0}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:58px;padding:14px 22px;border-radius:15px;text-decoration:none;border:0;cursor:pointer;font-weight:900;line-height:1.35;transition:.2s ease;box-shadow:0 10px 24px rgba(0,0,0,.12)}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.16)}
.btn-tournament{background:linear-gradient(135deg,var(--navy),#0f61a9);color:#fff}
.btn-family{background:linear-gradient(135deg,var(--pink),#f05b85);color:#fff}
.btn-outline{background:#fff;border:2px solid var(--navy);color:var(--navy);box-shadow:none}
.btn.wide{width:100%;margin-top:28px}
.deadline-note{font-weight:900;color:var(--red);font-size:.95rem}
.section-dark{background:radial-gradient(circle at 20% 0%,rgba(29,139,208,.35),transparent 28%),linear-gradient(155deg,var(--navy-2),var(--navy));color:#fff}
.intro:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:50px;background:var(--paper);clip-path:polygon(0 100%,100% 35%,100% 100%)}
.intro p{font-size:1.07rem}
.experience-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:34px}
.experience-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:20px 12px;display:flex;flex-direction:column;gap:7px;min-height:160px;justify-content:center}
.experience-card .icon{font-size:2rem}.experience-card strong{font-size:1.08rem;color:var(--yellow)}.experience-card span:last-child{font-size:.86rem;opacity:.9}
.info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.info-card{background:#fff;border-radius:var(--radius);padding:28px 22px;box-shadow:var(--shadow);border:1px solid rgba(5,43,93,.08);text-align:center}
.info-icon{font-size:2rem}.info-card h3{margin:8px 0 6px;color:var(--navy)}.info-card p{margin:0;font-weight:800}.info-card small{font-weight:600;color:#53657e}
.section-wave{background:linear-gradient(180deg,#eefaff 0%,#fff 28%,#fff 100%)}
.section-wave:before{content:"";position:absolute;inset:0 0 auto;height:38px;background:linear-gradient(135deg,transparent 40%,rgba(8,123,193,.1) 41% 55%,transparent 56%) 0 0/70px 38px;opacity:.9}
.division-card{background:#fff;border-radius:30px;padding:34px;margin-top:28px;box-shadow:var(--shadow);border:2px solid transparent;overflow:hidden}
.tournament-card{border-color:rgba(5,43,93,.25)}.family-card{border-color:rgba(231,29,98,.25)}
.division-head{display:flex;align-items:flex-start;justify-content:space-between;gap:22px;padding-bottom:24px;border-bottom:1px solid var(--line)}
.division-tag{margin:0 0 7px;font-weight:900;color:#63748c}.division-head h3{margin:0;font-size:clamp(1.7rem,3vw,2.6rem);line-height:1.25}.division-head h3 span{font-size:.58em;white-space:nowrap}
.price-badge{min-width:190px;padding:14px 20px;border-radius:18px;text-align:center;background:#fff7df;border:2px solid #ffd66a}.price-badge small{display:block;font-weight:900}.price-badge strong{font-size:1.8rem;color:var(--red)}
.division-body{display:grid;grid-template-columns:1.8fr .85fr;gap:28px;padding-top:28px}.catch{font-weight:900;font-size:1.3rem;color:var(--navy);margin-top:0}
.spec-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0}.spec-list>div{display:grid;grid-template-columns:90px 1fr;background:#f5f9fd;border-radius:12px;overflow:hidden}.spec-list dt{font-weight:900;background:#e6f0f8;padding:10px}.spec-list dd{margin:0;padding:10px;font-weight:800}
.competition-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}.competition-grid section{border:1px solid var(--line);border-radius:16px;padding:18px;background:#fbfdff}.competition-grid span{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;font-weight:900}.competition-grid h4{margin:12px 0 4px}.competition-grid p{font-size:.9rem;margin:0}
.mini-message{font-weight:800;color:var(--red)}
.benefits{background:linear-gradient(180deg,#f7fbff,#eef6fc);border-radius:20px;padding:22px}.family-card .benefits{background:linear-gradient(180deg,#fff4f8,#ffeaf1)}.benefits h4{margin-top:0}.benefits ul{padding-left:1.2em;margin-bottom:0}.benefits li+li{margin-top:10px}
.compare{background:#fffaf1}.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.compare-card{background:#fff;border-radius:24px;padding:28px;box-shadow:var(--shadow);border-top:8px solid var(--navy)}.family-compare{border-color:var(--pink)}.compare-card h3{margin-top:0;font-size:1.45rem}.compare-card h3 span{display:block;font-size:.72em;margin-top:4px}.compare-price{font-size:2rem;font-weight:900;color:var(--red)}.compare-card ul{padding-left:1.2em}.compare-card li+li{margin-top:7px}.deadline-banner{text-align:center;background:var(--navy-2);color:#fff;border-radius:16px;padding:14px 20px;margin:24px 0 0;font-weight:800}.deadline-banner span{color:var(--yellow)}
.after-fishing{background:linear-gradient(135deg,#082f63 0%,#075b91 55%,#f2612f 140%);color:#fff;overflow:hidden}.after-inner{display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:32px}.after-copy p{font-size:1.05rem}.after-badges{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:26px}.after-badges span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:13px;padding:10px 12px;font-weight:800}.after-visual{position:relative;min-height:360px}.sun-disc{position:absolute;width:230px;height:230px;border-radius:50%;background:radial-gradient(circle,#fff8b0 0 16%,var(--yellow) 17% 50%,#f47b27 51% 100%);top:22px;right:35px;box-shadow:0 0 70px rgba(255,213,47,.4)}.wave-line{position:absolute;left:-30px;right:-60px;height:110px;border:12px solid rgba(255,255,255,.85);border-color:rgba(255,255,255,.85) transparent transparent transparent;border-radius:50%;transform:rotate(-5deg)}.wave-one{bottom:86px}.wave-two{bottom:43px;opacity:.7;transform:rotate(4deg)}.after-words{position:absolute;bottom:0;right:0;display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.after-words strong{background:#fff;color:var(--navy);padding:7px 12px;border-radius:999px}
.timeline{list-style:none;margin:0 auto;padding:0;max-width:850px;position:relative}.timeline:before{content:"";position:absolute;left:130px;top:24px;bottom:24px;width:4px;background:linear-gradient(var(--orange),var(--blue));border-radius:10px}.timeline li{display:grid;grid-template-columns:110px 1fr;gap:42px;position:relative;padding:18px 0}.timeline li:after{content:"";position:absolute;left:120px;top:34px;width:20px;height:20px;border-radius:50%;background:#fff;border:5px solid var(--red);z-index:1}.timeline time{font-size:1.25rem;font-weight:900;text-align:right;color:var(--red)}.timeline strong{font-size:1.32rem;color:var(--navy)}.timeline p{margin:.25em 0 0;color:#53657e}
.fees{background:linear-gradient(180deg,#eff8ff,#fff)}.fee-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.fee-card{background:#fff;border-radius:24px;padding:30px;text-align:center;box-shadow:var(--shadow);border:2px solid rgba(5,43,93,.18)}.family-fee{border-color:rgba(231,29,98,.24)}.fee-card h3{margin-top:0}.fee-card h3 span{display:block;font-size:.75em}.fee-price small{display:block;font-weight:900}.fee-price strong{font-size:clamp(2rem,5vw,3.6rem);color:var(--red)}.fee-notes{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin:20px 0}.fee-notes span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-weight:800}.dark-note{text-align:center;color:var(--navy)}
.flyer-section{background:#fff}.flyer-inner{display:grid;grid-template-columns:.8fr 1.2fr;gap:38px;align-items:center}.flyer-thumb{background:#fff;border:0;padding:0;cursor:zoom-in;border-radius:20px;box-shadow:var(--shadow);overflow:hidden}.flyer-thumb img{width:100%;height:auto}.flyer-copy .btn{margin-top:16px}
.faq{background:#f6f8fb}.accordion details{background:#fff;border-radius:16px;padding:0 20px;box-shadow:0 7px 18px rgba(6,29,61,.06);border:1px solid rgba(5,43,93,.08)}.accordion details+details{margin-top:12px}.accordion summary{cursor:pointer;font-weight:900;padding:18px 8px;list-style:none;position:relative}.accordion summary::-webkit-details-marker{display:none}.accordion summary:after{content:"＋";position:absolute;right:4px;color:var(--red);font-size:1.2rem}.accordion details[open] summary:after{content:"－"}.accordion details p{margin:0;padding:0 8px 18px}
.venue{background:radial-gradient(circle at 80% 20%,rgba(255,213,47,.3),transparent 25%),linear-gradient(135deg,var(--navy-2),#0d5e92);color:#fff}.venue-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:30px;align-items:center}.venue-name{font-size:1.8rem;font-weight:900;margin-bottom:0}.venue-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:24px;padding:26px;display:grid;grid-template-columns:1fr auto;gap:12px 24px}.venue-card span{font-weight:800}.venue-card strong{font-size:1.35rem;color:var(--yellow)}
.contact-name{font-size:1.25rem;font-weight:900}.contact-links{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}.contact-links a{background:#fff;border:1px solid var(--line);border-radius:18px;text-decoration:none;padding:18px;box-shadow:var(--shadow)}.contact-links span{display:block;color:#6a7890;font-weight:800}.contact-links strong{display:block;font-size:1.16rem;color:var(--navy);word-break:break-word}
.final-cta{background:linear-gradient(145deg,#d81f26,#a51318 55%,#072b5c);color:#fff}.final-cta p{font-size:1.06rem}
.organizers{padding:50px 0;background:#061d3d;color:#dce8f5}.organizer-grid{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:30px}.organizers h2{font-size:1rem;color:var(--yellow);margin:0 0 8px}.organizers p{margin:0;font-size:.9rem}.site-footer{background:#03142a;color:#9db1c8;text-align:center;padding:22px 16px;font-size:.82rem}
.mobile-entry{display:none}
.modal{position:fixed;inset:0;z-index:1000;display:none}.modal.is-open{display:block}.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.82)}.modal-panel{position:absolute;inset:4vh 4vw;background:#111;border-radius:16px;padding:52px 14px 14px;max-width:1000px;margin:auto}.modal-close{position:absolute;right:14px;top:12px;border:0;background:#fff;color:#111;border-radius:999px;padding:8px 14px;font-weight:900;cursor:pointer}.modal-scroll{height:calc(92vh - 70px);overflow:auto;overscroll-behavior:contain}.modal-scroll img{width:min(100%,900px);margin:auto;height:auto}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}.reveal.is-visible{opacity:1;transform:none}
@media (max-width:900px){
  .header-nav{display:none}.brand{max-width:100%}
  .experience-grid{grid-template-columns:repeat(2,1fr)}.experience-card:last-child{grid-column:1/-1}
  .info-grid{grid-template-columns:1fr 1fr}
  .division-body,.after-inner,.flyer-inner,.venue-grid{grid-template-columns:1fr}
  .after-visual{min-height:280px}
  .organizer-grid{grid-template-columns:1fr}
}
@media (max-width:680px){
  body{padding-bottom:76px}
  .section{padding:66px 0}.container{width:min(100% - 28px,1120px)}
  .site-header{position:relative}.header-inner{min-height:58px}.brand{font-size:.78rem;white-space:normal;line-height:1.35}
  .hero-copy-wrap{width:calc(100% - 28px);padding-top:30px}.hero h1 br{display:none}.hero-lead br{display:none}
  .cta-pair{grid-template-columns:1fr}.btn{min-height:56px;padding:13px 16px}
  .hero-facts{align-items:stretch}.hero-facts span{width:100%}
  .experience-grid,.info-grid,.compare-grid,.fee-grid,.contact-links{grid-template-columns:1fr}
  .division-card{padding:22px 16px;border-radius:22px}.division-head{display:grid;grid-template-columns:1fr}.division-head h3 span{display:block;margin-top:5px}.price-badge{min-width:0;width:100%}
  .spec-list{grid-template-columns:1fr}.competition-grid{grid-template-columns:1fr}
  .after-badges{grid-template-columns:1fr}.after-visual{min-height:230px}.sun-disc{width:180px;height:180px;right:20px}.after-words{left:0;right:auto;justify-content:flex-start}
  .timeline:before{left:75px}.timeline li{grid-template-columns:62px 1fr;gap:32px}.timeline li:after{left:65px}.timeline time{font-size:1rem}.timeline strong{font-size:1.18rem}
  .flyer-inner{gap:24px}
  .modal-panel{inset:2vh 2vw;padding-top:48px}.modal-scroll{height:calc(96vh - 65px)}
  .mobile-entry{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:300;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);padding:8px;box-shadow:0 -8px 24px rgba(6,29,61,.16)}.mobile-entry .btn{min-height:58px;font-size:.83rem;padding:8px 7px;border-radius:12px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn{transition:none}}