@layer theme{:root,:host{--spacing:.25rem;--default-font-family:-apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", "Meiryo", sans-serif;--default-mono-font-family:"SFMono-Regular", Consolas, "Liberation Mono", monospace}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.relative{position:relative}.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--paper:#fffdf7;--ink:#17243b;--muted:#58677a;--blue:#1976d2;--deep-blue:#07539a;--sky:#dff3ff;--yellow:#ffd34e;--coral:#ff6b57;--mint:#4fc7ae;--line:#17243b24}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);margin:0;font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Yu Gothic UI,Yu Gothic,Meiryo,sans-serif}a{color:inherit;text-decoration:none}main{min-height:100vh;overflow:hidden}h1,h2,h3,p{overflow-wrap:anywhere}.hero{border-bottom:1px solid var(--line);background:linear-gradient(90deg,#fffdf7fc 0%,#fffdf7f7 43%,#fffdf77a 57%,#fffdf714 76%),url(/kids-ai-hero.png) 100%/cover no-repeat;flex-direction:column;min-height:780px;display:flex;position:relative}.nav{z-index:2;justify-content:space-between;align-items:center;gap:24px;width:min(1140px,100% - 36px);margin:0 auto;padding:22px 0;display:flex;position:relative}.brand,.nav-links,.hero-actions,footer{align-items:center;display:flex}.brand{gap:12px;font-size:15px;font-weight:900}.brand-mark{color:#fff;background:var(--blue);width:44px;height:44px;box-shadow:6px 6px 0 var(--yellow);border-radius:8px;place-items:center;display:grid}.nav-links{gap:24px;font-size:14px;font-weight:800}.hero-copy{z-index:1;width:min(1140px,100% - 36px);margin:auto auto 88px;position:relative}.eyebrow,.section-label{color:var(--deep-blue);letter-spacing:.08em;text-transform:uppercase;margin:0 0 15px;font-size:13px;font-weight:900}h1{letter-spacing:0;max-width:620px;margin:0;font-size:clamp(42px,4.8vw,60px);line-height:1.14}h1 span{color:var(--blue);background:linear-gradient(#0000 68%,#ffd34eb8 68%);display:inline}.hero-theme{max-width:650px;color:var(--deep-blue);margin:22px 0 0;font-size:clamp(19px,2.2vw,27px);font-weight:900;line-height:1.45}.lead{color:#334155;max-width:620px;margin:18px 0 0;font-size:16px;font-weight:700;line-height:1.9}.target-note{border-left:5px solid var(--yellow);width:fit-content;color:var(--deep-blue);background:#ffffffd1;margin:18px 0 0;padding:10px 14px;font-size:14px;font-weight:900;line-height:1.6}.organizer-note{color:#526579;margin:10px 0 0;font-size:12px;font-weight:800;line-height:1.6}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:30px}.button{border:2px solid #0000;border-radius:8px;justify-content:center;align-items:center;min-height:52px;padding:0 22px;font-size:15px;font-weight:900;display:inline-flex}.primary{color:#fff;background:var(--coral);box-shadow:0 12px 26px #ff6b5740}.secondary{border-color:var(--line);background:#ffffffdb}.hero-date{color:#fff;background:var(--deep-blue);border:8px solid #fff;border-radius:50%;align-content:center;justify-items:center;width:164px;height:164px;display:grid;position:absolute;bottom:32px;right:max(22px,50vw - 570px);box-shadow:0 16px 36px #07539a3d}.hero-date span{font-size:42px;font-weight:950;line-height:1}.hero-date strong{color:var(--yellow);letter-spacing:.12em;font-size:13px}.hero-date small{margin-top:8px;font-size:13px;font-weight:800}.section,.section-band{width:min(1140px,100% - 36px);margin:0 auto;padding:86px 0}.intro{border-bottom:1px solid var(--line);grid-template-columns:.95fr 1.05fr;gap:72px;display:grid}h2{letter-spacing:0;margin:0;font-size:clamp(28px,3.5vw,44px);line-height:1.2}h3{margin:0;font-size:20px;line-height:1.4}.intro-copy p,.section-head>p:last-child,.point p,.parents p,.details-head p{color:var(--muted);font-weight:650;line-height:1.9}.intro-copy p{margin:0 0 18px}.intro-copy strong{color:var(--deep-blue)}.section-head{max-width:800px;margin-bottom:40px}.section-head>p:last-child{max-width:680px;margin:18px 0 0}.point-list{border-top:1px solid var(--line)}.point{border-bottom:1px solid var(--line);grid-template-columns:88px 1fr;gap:28px;padding:32px 0;display:grid}.point-number{color:var(--coral);font:900 28px/1 SFMono-Regular,Consolas,monospace}.point h3{margin-bottom:8px}.point p{max-width:790px;margin:0}.flow-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(4,1fr);display:grid}.flow-item{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:190px;box-shadow:inset 0 5px 0 var(--coral);background:#fff;flex-direction:column;gap:34px;padding:22px;display:flex}.flow-item>span{color:var(--muted);font-size:13px;font-weight:900}.flow-item h3{font-size:18px}.flow-item p{color:var(--muted);margin:8px 0 0;font-size:14px;font-weight:650;line-height:1.65}.parents{color:#fff;background:var(--deep-blue);grid-template-columns:180px 1fr;align-items:start;gap:50px;width:100%;padding:78px max(18px,50vw - 570px);display:grid}.parents-badge{border:2px solid var(--yellow);color:var(--yellow);text-align:center;border-radius:8px;padding:16px 18px;font-weight:900}.parents h2{max-width:780px}.parents p{color:#ffffffd1;max-width:820px}.parents strong{color:#fff}.parents .parent-note{border-left:5px solid var(--yellow);color:var(--yellow);margin:24px 0 0;padding-left:18px;font-weight:900}.details-head{grid-template-columns:1fr;display:grid}.detail-grid{border:1px solid var(--line);grid-template-columns:repeat(4,1fr);display:grid}.detail-item{border-right:1px solid var(--line);background:#fff;min-height:196px;padding:24px}.detail-item:last-child{border-right:0}.detail-item>span{color:var(--deep-blue);margin-bottom:24px;font-size:13px;font-weight:900;display:block}.detail-item strong{font-size:clamp(20px,2.2vw,27px);line-height:1.3;display:block}.detail-item p{color:var(--muted);margin:10px 0 0;font-weight:750}.venue-note{background:var(--sky);border-radius:8px;grid-template-columns:1fr 1fr;gap:34px;margin-top:22px;padding:24px;display:grid}.venue-note.single-note{grid-template-columns:1fr}.venue-note>div{align-items:center;gap:16px;display:flex}.venue-icon{color:#fff;background:var(--blue);border-radius:8px;flex:none;place-items:center;width:48px;height:48px;font-weight:900;display:grid}.venue-note p{color:#3c5771;margin:5px 0 0;font-weight:700;line-height:1.65}.payment-note{border-left:1px solid #07539a33;padding-left:24px}footer{border-top:1px solid var(--line);color:#536276;justify-content:space-between;gap:24px;width:min(1140px,100% - 36px);margin:0 auto;padding:28px 0 42px;font-size:14px}footer>div{gap:4px;display:grid}.footer-brand{color:var(--ink);font-weight:900}footer a{font-weight:800}@media (max-width:900px){.hero{background:linear-gradient(#fffdf7fc 0%,#fffdf7f7 49%,#fffdf794 63%,#fffdf71a 100%),url(/kids-ai-hero.png) bottom/auto 54% no-repeat;min-height:900px}.hero-copy{margin:46px auto auto}h1{max-width:600px}.hero-date{bottom:24px;right:22px}.intro{grid-template-columns:1fr;gap:34px}.flow-grid,.detail-grid{grid-template-columns:repeat(2,1fr)}.detail-item:nth-child(2){border-right:0}.detail-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.venue-note{grid-template-columns:1fr}.payment-note{border-top:1px solid #07539a33;border-left:0;padding:20px 0 0}}@media (max-width:620px){.nav{align-items:flex-start}.nav-links{display:none}.hero{background:linear-gradient(#fffdf7 0%,#fffdf7fa 59%,#fffdf757 75%,#fffdf714 100%),url(/kids-ai-hero.png) 48% bottom/auto 42% no-repeat;min-height:880px}.hero-copy{margin-top:40px}h1{max-width:100%;font-size:32px;line-height:1.24}.hero-theme{font-size:18px}.lead{font-size:15px}.button{width:100%}.hero-date{border-width:6px;width:126px;height:126px}.hero-date span{font-size:32px}.section,.section-band{padding-top:58px;padding-bottom:58px}.point{grid-template-columns:54px 1fr;gap:12px}.point-number{font-size:22px}.point h3{font-size:18px}.flow-grid{grid-template-columns:1fr}.flow-item{gap:20px;min-height:145px}.parents{grid-template-columns:1fr;gap:28px}.parents-badge{width:fit-content}.detail-grid{grid-template-columns:1fr}.detail-item{border-right:0;border-bottom:1px solid var(--line);min-height:150px}.detail-item:last-child{border-bottom:0}footer{flex-direction:column;align-items:flex-start}}@media (max-width:380px){.brand{font-size:14px}.brand-mark{width:40px;height:40px}h1{font-size:29px}.hero-theme{font-size:17px}.target-note{font-size:13px}}