:root{--ink:#27343a;--muted:#5f6b70;--teal:#007d85;--line:#dbe4e4;--pale:#eef7f6;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:25px}body{margin:0;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:15px;line-height:1.85}a{color:var(--teal);text-underline-offset:4px}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}a,button,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #c37800;outline-offset:4px}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.5}h2{font-size:29px;letter-spacing:.02em;margin-bottom:0}h3{font-size:19px}p{margin-bottom:18px}.header{border-top:4px solid var(--teal);background:white}.header-inner{max-width:1200px;margin:auto;min-height:100px;display:flex;align-items:center;justify-content:space-between;padding:20px 36px;gap:28px}.header img{display:block;width:292px;height:auto;max-width:100%}.header nav{display:flex;gap:30px;align-items:center}.header nav a{font-size:13px;color:var(--ink);font-weight:600;text-decoration:none}.header nav a:last-child{border-left:1px solid var(--line);padding-left:30px}.hero{background:var(--pale);overflow:hidden}.hero-inner{max-width:1200px;padding:65px 36px 60px;margin:auto;position:relative;display:grid;grid-template-columns:1.6fr 1fr;gap:30px}.eyebrow{font-size:11px;letter-spacing:.18em;color:var(--teal);font-weight:700;margin-bottom:17px}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--teal);margin-right:9px;vertical-align:1px}h1{font-size:clamp(31px,3.6vw,46px);font-weight:650;letter-spacing:.055em;margin-bottom:25px}.hero-lead{font-size:17px;font-weight:600}.hero-note{font-size:14px;color:var(--muted);line-height:2}.text-link{display:inline-flex;gap:26px;font-size:13px;font-weight:700;text-decoration:none;border-bottom:1px solid var(--teal);padding-bottom:8px;margin-top:7px}.hero-art{position:relative;min-height:300px;display:grid;place-items:center}.orbit{position:absolute;border:1px solid #a8d3d0;border-radius:50%;width:350px;height:350px}.orbit-two{transform:translate(65px,-35px);border-color:#c6e2df}.orbit-three{width:220px;height:220px;border-color:#d4e8e5;transform:translate(-55px,65px)}.art-label{z-index:1;line-height:1.45;font-size:25px;font-weight:300;letter-spacing:.12em;color:#287b7b}.art-label span{display:block;margin-top:22px;font-size:12px;font-weight:600;letter-spacing:.15em}.art-dot{position:absolute;background:var(--teal);width:13px;height:13px;border-radius:50%;top:45px;left:74px}.quick-nav{max-width:1128px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line)}.quick-nav a{padding:24px 22px;display:flex;align-items:center;gap:16px;font-size:14px;text-decoration:none;color:var(--ink);font-weight:600}.quick-nav a:hover{background:#f4f9f8}.quick-nav a+a{border-left:1px solid var(--line)}.quick-nav small{font-size:11px;color:var(--teal);letter-spacing:.1em}.quick-nav a>span{margin-left:auto;color:var(--teal)}.section{max-width:1200px;margin:auto;padding:68px 36px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:22px}.section-heading .eyebrow{margin-bottom:10px}.updated{font-size:11px;color:var(--muted);margin:0 0 4px;white-space:nowrap}.section-intro{font-size:14px;color:var(--muted);max-width:890px;margin-bottom:28px}.event-list{border-top:2px solid var(--ink)}.event{display:grid;grid-template-columns:122px 1fr;gap:25px;border-bottom:1px solid var(--line);padding:27px 0}.event-date{border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding-top:7px;color:var(--teal)}.event-date>span{font-size:11px;letter-spacing:.09em}.event-date strong{font-size:29px;font-weight:500;line-height:1.5;font-variant-numeric:tabular-nums;letter-spacing:-.04em}.event-date i{font-style:normal;font-size:18px;color:#83b8b7;margin:0 3px}.event-main{min-width:0}.tag{display:inline-block;font-size:10px;background:var(--pale);color:#206568;padding:2px 10px;letter-spacing:.05em;margin-bottom:9px}.event h3{font-size:18px;margin-bottom:7px;font-weight:650}.schedule{font-size:13px;color:var(--muted);margin-bottom:10px}.schedule span{display:inline-block;margin-left:12px}.event summary{font-size:12px;color:var(--teal);cursor:pointer;display:flex;align-items:center;gap:20px;width:fit-content;list-style:none;min-height:32px}.event summary::-webkit-details-marker{display:none}.event summary span{font-size:18px}.event details[open] summary span{transform:rotate(45deg)}.event-detail{background:#f5f8f8;padding:20px 24px;margin-top:8px;font-size:13px}.event-detail p{margin-bottom:12px}.event-detail dl{margin:0 0 15px}.event-detail dl div{display:flex;gap:16px;margin:5px 0}.event-detail dt{flex:0 0 70px;color:var(--muted)}.event-detail 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small{display:block;text-align:center;color:#d4e8e7;font-size:10px;margin-top:13px}.contact-section{display:grid;grid-template-columns:1fr 1.4fr;gap:70px;padding-top:78px;padding-bottom:80px}.contact-copy h2{margin-bottom:22px}.contact-copy>p{font-size:14px}.contact-direct{margin:28px 0 33px;display:flex;flex-direction:column;align-items:flex-start}.contact-direct>span{font-size:11px;color:var(--muted);margin-bottom:5px}.contact-direct>a{font-size:21px;text-decoration:none;letter-spacing:.01em;margin-bottom:24px}.exam-help{border-top:1px solid var(--line);padding-top:23px;font-size:12px}.exam-help strong{font-size:13px}.exam-help p{margin:8px 0}.form-panel{background:#f6f8f8;padding:30px}.form-panel h3{margin-bottom:12px}.form-notice{padding:12px 15px;background:#fff6e4;border-left:3px solid #b58027;font-size:12px;color:#6b502a;line-height:1.8}fieldset{border:0;padding:0;margin:0;min-width:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}form 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.button{width:100%}.button:disabled{background:#d8dfe0;color:#5e6c70;cursor:not-allowed}.honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}footer{border-top:1px solid var(--line);background:#f8fafa}.footer-inner{max-width:1200px;margin:auto;padding:30px 36px;display:flex;align-items:flex-end;justify-content:space-between;gap:20px}.footer-inner strong{font-size:13px}.footer-inner p{font-size:10px;margin:7px 0 0;color:var(--muted)}.footer-inner small{font-size:10px;color:var(--muted)}.mobile-break{display:none}.sr-only,.skip:not(:focus){position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip:focus{display:block;padding:10px}.not-found{min-height:65vh}.not-found h1{font-size:34px}.not-found .button{margin-top:20px}
@media(max-width:900px){.header-inner{padding:22px 24px}.header img{width:245px}.header nav{gap:16px}.header nav a{font-size:11px}.header nav a:last-child{padding-left:16px}.hero-inner{grid-template-columns:1.7fr 1fr;padding:45px 24px}.hero-art{transform:scale(.8);transform-origin:center}.hero h1{font-size:35px}.section{padding:50px 24px}.section-heading{display:block}.updated{margin-top:15px}.exam-inner{padding:40px 24px;gap:22px}.exam-action .button{font-size:12px;padding:15px}.contact-section{gap:30px;grid-template-columns:1fr 1.4fr}.form-panel{padding:22px}.form-grid{grid-template-columns:1fr;gap:0}.footer-inner{padding:25px 24px}}
@media(max-width:640px){body{font-size:14px}.header-inner{display:block;min-height:0;padding:19px 20px 0}.header img{width:250px}.header nav{margin-top:18px;justify-content:space-between;padding:12px 0;border-top:1px solid var(--line);gap:8px}.header nav a{font-size:10px}.header nav a:last-child{border:0;padding:0}.hero-inner{display:block;padding:35px 22px 38px}.hero-art{display:none}.hero h1{font-size:31px;margin-bottom:20px}.hero-lead{font-size:15px}.hero-note{font-size:12px}.eyebrow{font-size:10px}.desktop-break{display:none}.mobile-break{display:block}.quick-nav{grid-template-columns:1fr;margin:0 22px}.quick-nav a{padding:14px 0;font-size:12px;gap:14px}.quick-nav a+a{border-left:0;border-top:1px solid var(--line)}.section{padding:39px 22px}h2{font-size:23px}.section-intro{font-size:12px}.event{grid-template-columns:69px 1fr;gap:15px;padding:23px 0}.event-date strong{font-size:23px}.event-date i{font-size:13px;margin:0 1px}.event-date>span{font-size:10px}.event h3{font-size:15px;line-height:1.7}.schedule{font-size:11px;line-height:1.9}.schedule span{display:block;margin:0}.tag{font-size:9px}.event-detail{padding:13px;font-size:11px}.event-detail dl div{display:block}.event-detail dd{margin-top:2px}.event-detail dt{font-weight:600}.exam-inner{display:block;padding:35px 22px}.exam-action{margin-top:23px}.exam-action .button{font-size:13px;width:100%;gap:12px}.contact-section{display:block}.contact-copy>p{font-size:13px}.contact-direct{margin:20px 0}.contact-direct>a{font-size:20px;margin-bottom:18px}.exam-help{margin-bottom:27px}.form-panel{padding:20px 17px}.form-panel h3{font-size:17px}.form-notice{font-size:11px}.footer-inner{display:block;padding:25px 22px}.footer-inner small{display:block;margin-top:18px}.not-found h1{font-size:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.art-label.art-message{font-size:22px;font-weight:600;line-height:2;letter-spacing:.035em;position:relative;max-width:100%}
.seminar-contact-note{padding:18px 20px;background:var(--pale);border-left:3px solid var(--teal);line-height:1.95}