:root{--navy:#092e4a;--blue:#005bb4;--ink:#102b42;--green:#31761b;--pale:#eef6fb;--line:#cddce6;--max:1160px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:#fff;font-family:'BIZ UDPGothic','BIZ UDPゴシック','Noto Sans JP','Hiragino Kaku Gothic ProN','Yu Gothic',Meiryo,sans-serif;font-size:17px;line-height:1.85;font-weight:500}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-weight:800;line-height:1.45;letter-spacing:.01em}h2{font-size:clamp(27px,3.1vw,40px);margin-bottom:22px}h3{font-size:21px}a{color:var(--blue);text-underline-offset:4px}a:focus-visible,summary:focus-visible{outline:3px solid #d47c00;outline-offset:5px}img{max-width:100%;height:auto}.wrap{max-width:var(--max);margin:auto;width:calc(100% - 64px)}.narrow{max-width:920px}.small{font-size:14px;line-height:1.8;color:#405b70}.button{background:var(--blue);color:white;display:inline-flex;justify-content:center;align-items:center;padding:16px 27px;border-radius:7px;text-decoration:none;font-weight:800;line-height:1.5;box-shadow:0 5px 0 #003e7b;transition:background .2s,transform .2s;white-space:normal;text-align:center}.button:hover{background:#00478d;transform:translateY(-1px)}.skip{position:absolute;top:-90px;z-index:10;background:white;padding:15px}.skip:focus{top:0}header{position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:84px}.brand{text-decoration:none;color:var(--navy);display:flex;flex-direction:column;line-height:1.4}.brand strong{font-size:28px;letter-spacing:.08em}.brand span{font-size:12px;font-weight:700}nav{display:flex;gap:24px}nav a{font-size:14px;color:var(--ink);text-decoration:none;font-weight:700}header .button{font-size:14px;padding:12px 18px;box-shadow:none}.hero{padding:66px 0 60px;background:linear-gradient(115deg,#f4faff 0%,#fff 65%);overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:38px;align-items:center}.tag{font-size:14px;display:inline-block;color:var(--blue);font-weight:800;border-bottom:2px solid var(--blue);padding-bottom:6px}.capacity-note{font-size:14px;font-weight:800;color:var(--green);margin:12px 0 16px}h1{font-size:clamp(36px,4.5vw,58px);line-height:1.42;margin-bottom:24px;letter-spacing:-.03em}h1 em{font-style:normal;color:var(--blue)}.lead{font-size:18px;line-height:1.9}.event-title{font-size:15px;font-weight:700;margin-bottom:20px}.hero-facts{display:flex;gap:30px;margin-bottom:26px}.hero-facts>div{border-left:3px solid var(--line);padding-left:15px;display:flex;flex-direction:column}.hero-facts b{font-size:27px;line-height:1.4}.hero-facts b span{font-size:16px}.hero-facts>div>span{font-size:14px}.cta-row{display:flex;align-items:center;gap:20px;margin-bottom:18px}.text-link{font-size:14px;font-weight:700}.hero-side{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px 12px 22px;box-shadow:14px 14px 0 #dceef9;transform:rotate(1deg)}.hero-side>*{transform:rotate(-1deg)}.speech{text-align:center;font-size:21px;line-height:1.7;padding-bottom:20px}.speech strong{color:var(--blue)}.hero-side img{display:block}.hero-note{display:flex;gap:8px;justify-content:center;margin-top:20px;flex-wrap:wrap}.hero-note span{background:var(--pale);border-radius:4px;font-size:14px;font-weight:700;padding:4px 10px}.hero-side .small{padding:14px 18px 0;margin:0;text-align:center}.promise{background:var(--navy);color:#fff;padding:23px 0;text-align:center}.promise .wrap{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}.section{padding:88px 0}.section-label{font-size:14px;font-weight:800;color:var(--blue);letter-spacing:.08em;margin-bottom:14px}.intro{margin-bottom:34px}.question-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.question{padding:27px 25px;border:1px solid var(--line);border-top:4px solid var(--blue);background:#fff;border-radius:5px}.eyebrow{font-size:14px;color:var(--blue);font-weight:800}.question h3{margin:12px 0 15px;font-size:21px}.question p{font-size:16px}.topic{font-size:12px;color:#536779;display:block;border-top:1px solid var(--line);padding-top:12px}.inline-cta{border-bottom:1px solid var(--line);padding:35px 0 10px;display:flex;justify-content:space-between;align-items:center;gap:25px}.inline-cta p{margin:0 0 14px}.navy{background:var(--navy);color:#fff}.navy .section-label{color:#9ad7ff}.navy .intro{color:#d9e8f2}.teasers details{border:1px solid #59748a;border-radius:8px;margin-top:14px;overflow:hidden}.teasers summary{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:22px 25px;font-weight:800;font-size:21px;cursor:pointer;list-style:none}.teasers summary::-webkit-details-marker{display:none}.plus{width:22px;height:22px;flex:0 0 22px;position:relative}.plus:before,.plus:after{content:'';position:absolute;background:#9ad7ff;top:10px;left:0;width:22px;height:2px}.plus:after{transform:rotate(90deg)}details[open] .plus:after{transform:none}.answer{padding:22px 25px;background:white;color:var(--ink)}.answer b{font-size:21px;color:var(--blue)}.answer p{margin:12px 0 0}.evidence-grid{display:grid;grid-template-columns:1fr 1fr;gap:65px}.numbers{display:grid;grid-template-columns:1fr 1fr;gap:22px 25px}.numbers>div{border-bottom:2px solid var(--line);padding-bottom:10px}.numbers strong{font-size:48px;color:var(--blue);line-height:1.3;letter-spacing:-.03em}.numbers strong span{font-size:19px;margin-left:4px}.numbers p{font-size:14px;font-weight:700;margin:7px 0}.numbers .source{grid-column:1/-1;font-weight:500;font-size:12px;color:#526879;line-height:1.8}.pale{background:var(--pale)}.takeaways{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:40px}.step{font-size:44px;font-weight:800;color:#0070c8;line-height:1}.takeaways h3{font-size:25px;margin:17px 0}.takeaways article{padding-right:20px;border-right:1px solid #bdcedb}.takeaways article:last-child{border:0}.takeaways p{font-size:16px}.beginner{display:grid;grid-template-columns:.8fr 1.2fr;gap:45px;margin-top:45px;background:#fff;border-radius:8px;padding:35px;border-left:6px solid var(--green)}.beginner h3{font-size:25px;margin:0}.beginner p:last-child{margin-bottom:0}.program-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}.date-block{display:flex;flex-direction:column;border-top:2px solid var(--blue);padding-top:16px;margin-top:28px}.date-block b{font-size:27px}.date-block span{font-size:16px}.timeline{padding:0;margin:0;list-style:none}.timeline li{display:grid;grid-template-columns:145px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}.timeline li:first-child{padding-top:0}.timeline time{font-weight:800;color:var(--blue);font-size:16px}.timeline h3{font-size:18px;margin:0}.timeline p{font-size:14px;margin:7px 0 0}.tour{background:#dff0fc;padding:48px 0;border-top:1px solid #b7d4e8}.tour-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:65px;align-items:start}.tour h2{font-size:32px;margin:0}.chips{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}.chips span{font-size:14px;font-weight:700;background:white;padding:3px 10px;border-radius:4px}.tour .small{margin:0}.outline{margin:30px 0}.outline>div{display:grid;grid-template-columns:140px 1fr;gap:28px;border-top:1px solid var(--line);padding:21px 0}.outline dt{font-weight:800}.outline dd{margin:0}.neutral{border-left:4px solid var(--blue);padding:20px 25px;background:var(--pale)}.neutral p{margin:10px 0 0;font-size:16px}.faq details{border-bottom:1px solid #bdd0de;padding:20px 0}.faq summary{font-weight:800;font-size:18px;cursor:pointer}.faq details p{padding-left:20px;margin:16px 0 0;font-size:16px}.closing{background:var(--navy);color:#fff;text-align:center;padding:75px 0}.closing .section-label{color:#b7dfff}.closing h2{font-size:clamp(28px,4vw,42px)}.closing .button{background:#fff;color:var(--navy);box-shadow:0 5px 0 #8cb6d3;padding:18px 48px;margin:10px 0 20px}.closing .button:hover{background:#e7f4ff}.closing .small{color:#e0ebf3}footer{padding:40px 0 32px}footer strong{font-size:24px}footer p{font-size:14px}footer .small{font-size:12px}.mobile-cta{display:none}@media(max-width:1000px){nav{gap:14px}.hero-grid{gap:25px}.cta-row{align-items:flex-start;flex-direction:column;gap:12px}.question-grid{grid-template-columns:repeat(2,1fr)}.program-grid{gap:40px}.timeline li{grid-template-columns:125px 1fr;gap:12px}.hero-side{padding:18px 8px}.speech{font-size:18px}}@media(max-width:740px){body{font-size:16px}.wrap{width:calc(100% - 36px)}header .header-inner{min-height:72px;gap:10px}header nav{display:none}.brand strong{font-size:23px}.brand span{font-size:12px}header .button{padding:11px 12px;font-size:13px;max-width:145px}.hero{padding:35px 0 40px}.hero-grid{grid-template-columns:1fr;gap:35px}h1{font-size:clamp(33px,8.6vw,49px);margin-bottom:20px}.lead{font-size:16px}.hero-facts{gap:22px}.hero-facts b{font-size:24px}.hero-facts>div>span{font-size:12px}.cta-row{flex-direction:row;flex-wrap:wrap;align-items:center;gap:18px}.cta-row .button{padding:16px 21px;font-size:16px}.hero-side{transform:none;box-shadow:7px 7px 0 #dceef9;padding:22px 12px}.hero-side>*{transform:none}.hero-side img{max-height:280px;object-fit:contain;width:100%}.speech{font-size:20px}.promise{font-size:15px;padding:20px 0}.section{padding:54px 0}.question-grid{grid-template-columns:1fr;gap:16px}.question{padding:22px}.question h3{font-size:20px}.inline-cta{align-items:flex-start;flex-direction:column;gap:12px;padding-top:26px}.teasers summary{padding:20px;font-size:18px}.answer{padding:20px}.answer b{font-size:18px}.evidence-grid,.beginner,.program-grid,.tour-grid{grid-template-columns:1fr;gap:28px}.numbers strong{font-size:40px}.numbers strong span{font-size:17px}.takeaways{grid-template-columns:1fr;gap:24px;margin-top:30px}.takeaways article{border-right:0;border-bottom:1px solid #bdcedb;padding:0 0 20px;display:grid;grid-template-columns:50px 1fr;gap:10px 18px}.takeaways h3{font-size:23px;margin:0}.takeaways h3 br{display:none}.takeaways p{grid-column:2;margin:0}.step{font-size:34px}.beginner{padding:25px;gap:20px;margin-top:25px}.beginner h3{font-size:24px}.program-heading p br{display:none}.timeline li{grid-template-columns:1fr;gap:5px;padding:18px 0}.date-block{margin-top:18px}.tour{padding:40px 0}.tour h2{font-size:28px}.outline>div{grid-template-columns:1fr;gap:5px;padding:18px 0}.outline dt{color:var(--blue);font-size:14px}.neutral{padding:20px}.faq h2{font-size:26px}.closing{padding:55px 0}.closing .button{width:100%;max-width:350px}.mobile-cta{display:flex;position:fixed;bottom:0;left:0;width:100%;z-index:6;background:rgba(255,255,255,.98);border-top:1px solid var(--line);align-items:center;justify-content:space-between;gap:12px;padding:10px 18px calc(10px + env(safe-area-inset-bottom))}.mobile-cta>span{font-size:16px;font-weight:800;line-height:1.5}.mobile-cta small{display:block;font-size:12px}.mobile-cta .button{font-size:15px;padding:12px 22px;box-shadow:none}footer{padding-bottom:calc(105px + env(safe-area-inset-bottom))}html{scroll-padding-top:85px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}

/* Organizer introduction */
.organizer{background:#f3f8fc;border-block:1px solid #cddce6}.organizer-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:48px;margin-top:30px}.organizer-grid h3{font-size:25px}.organizer-links{display:flex;flex-direction:column;align-items:flex-start;gap:12px;margin-top:22px;font-size:15px;font-weight:700}.member-intro{background:#fff;border:1px solid #cddce6;border-top:5px solid #005bb4;border-radius:7px;padding:30px}.member-intro h3{font-size:30px;margin-bottom:12px}.member-intro h3 span{display:block;font-size:14px;font-weight:500;margin-top:3px}.member-intro p{font-size:16px}.member-intro-role{font-weight:700;color:#005bb4}.member-intro a{font-size:15px;font-weight:700}.member-intro .member-intro-footnote{font-size:12px;color:#405b70;margin:10px 0 0}.purpose{margin-top:30px;background:#fff;border-left:5px solid #31761b;padding:25px 30px}.purpose strong{font-size:21px}.purpose p{margin:12px 0 0;font-size:16px}.organizer-source{font-size:12px;color:#405b70;margin:18px 0 0}header nav{gap:17px}.cta-row{flex-wrap:wrap}@media(max-width:1000px){header nav{gap:10px}header nav a{font-size:13px}.organizer-grid{gap:25px}}@media(max-width:740px){.organizer-grid{grid-template-columns:1fr;gap:25px}.member-intro{padding:24px}.purpose{padding:23px}.purpose strong{font-size:19px}.organizer-links a,.member-intro a{overflow-wrap:anywhere}}

.attendance-notice{background:#e3f1fc;border-left:4px solid #005bb4;padding:16px 18px;font-size:15px;line-height:1.85;margin:0 0 22px}.attendance-notice strong{color:#092e4a;font-size:16px}
.venue-line{margin:-8px 0 22px;border-left:3px solid var(--line);padding-left:15px}