:root{--bg:#f7f5f0;--ink:#20201d;--muted:#605e57;--line:#d8d4c9;--gold:#80590f;--soft:#eee4cf;--surface:#fff;--focus:#996300}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,'Hiragino Kaku Gothic ProN',Meiryo,sans-serif;font-size:15px;line-height:1.7}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer;min-height:44px}button:disabled{cursor:default;color:#74716a;background:#eae7df}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--focus);outline-offset:3px}button{border-radius:6px}a{color:var(--gold);text-underline-offset:4px}header{max-width:1280px;margin:auto;min-height:90px;display:flex;align-items:center;justify-content:space-between;padding:18px 48px;gap:16px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:12px;align-items:center;color:inherit;text-decoration:none;font-size:13px;font-weight:800;letter-spacing:1px}.logo{border:1px solid var(--ink);border-radius:50%;width:44px;height:44px;display:grid;place-items:center;font-size:15px;flex-shrink:0}.brand small{display:block;font-size:11px;color:var(--muted);font-weight:400;letter-spacing:.3px;margin-top:3px}.prototype{font-size:12px;border:1px solid var(--line);padding:6px 12px;border-radius:30px;white-space:nowrap}.skip{position:absolute;top:-80px;background:var(--ink);color:white;padding:12px;z-index:99}.skip:focus{top:8px}main{max-width:1184px;margin:auto;padding:0 24px}.hero{display:flex;justify-content:space-between;padding:52px 0 38px;align-items:center;gap:25px;overflow:hidden}.hero>div{min-width:0}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--gold);margin:0 0 12px}h1{font-size:44px;line-height:1.5;letter-spacing:2px;margin:0 0 16px;font-weight:650}.hero p:not(.eyebrow){font-size:15px;line-height:1.9;color:var(--muted)}.hero-art{width:38%;transform:rotate(-5deg);padding:15px 0 15px 36px;border-left:1px solid var(--line);flex-shrink:0}.hero-art>span{font-size:76px;line-height:.95;font-weight:900;letter-spacing:-5px}.dot{color:var(--gold)}.hero-art i{display:block;margin-top:22px;font-size:10px;letter-spacing:2px;font-style:normal}.notice{border:1px solid #c6b18a;border-radius:8px;font-size:14px;padding:15px 18px;color:var(--gold);background:#f4efdf}.notice p{margin:5px 0 0;color:var(--ink)}#explore{padding-top:40px;scroll-margin-top:20px}.section-title{margin-bottom:24px}h2{font-size:25px;font-weight:650;letter-spacing:1px;margin:0}.source-control{background:#efede6;border-radius:8px;padding:18px;margin-bottom:24px;display:grid;grid-template-columns:auto minmax(200px,1fr);gap:8px 18px;align-items:center}.source-control label{font-size:14px;font-weight:650}.source-control select{max-width:380px}.source-control p{grid-column:1/-1;color:var(--muted);font-size:13px;margin:4px 0 0}.source-control.is-demo{border:2px solid var(--gold)}.toolbar{display:flex;justify-content:space-between;gap:16px;margin:16px 0 24px;align-items:center}.period{display:flex;gap:20px}.period button{border:0;background:none;padding:10px 4px;color:var(--muted);font-size:15px;border-bottom:2px solid transparent;border-radius:0}.period button[aria-pressed=true]{color:var(--ink);border-color:var(--ink);font-weight:700}.view-switch{display:flex;border:1px solid var(--line);border-radius:6px;padding:3px}.view-switch button{font-size:14px;border:0;background:none;padding:8px 14px;color:var(--muted)}.view-switch button[aria-pressed=true]{background:var(--ink);color:white}.filters{display:flex;align-items:end;gap:12px;margin-bottom:12px}.search-field{flex:1;max-width:550px;min-width:0}.search-field label{display:block;font-size:14px;margin-bottom:6px;font-weight:600}input,select,textarea{width:100%;border:1px solid #aaa59a;border-radius:6px;padding:11px 12px;background:#fff;font-size:15px;min-height:46px}input:focus,select:focus{outline-color:var(--focus)}.text-button{border:0;background:none;font-size:14px;min-height:44px;padding:8px 12px;text-decoration:underline;text-underline-offset:4px}.secondary{border:1px solid #aaa59a;background:transparent;padding:10px 15px;font-size:14px}.primary,.detail-button{border:1px solid var(--ink);background:var(--ink);color:#fff;padding:11px 18px;min-height:46px;font-size:14px;border-radius:6px}.primary:hover,.detail-button:hover{background:#45433b}.chips{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 24px;min-height:4px}.chips button{border:1px solid var(--line);background:var(--soft);padding:6px 12px;font-size:14px;overflow-wrap:anywhere}.workspace{display:grid;grid-template-columns:360px minmax(0,1fr);gap:32px}aside{border:1px solid var(--line);border-radius:10px;padding:20px;background:#fcfbf8;align-self:start}.month-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.month-head .eyebrow{font-size:10px;margin:0 0 6px}h3{font-size:20px;margin:0;font-weight:650}.month-actions{display:flex;gap:5px}.month-actions button{border:1px solid var(--line);border-radius:50%;background:none;width:44px;height:44px;min-width:44px}.week,.calendar{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));text-align:center}.week{margin:22px 0 8px;font-size:13px;color:var(--muted)}.calendar{gap:3px}.day,.blank{min-height:48px;min-width:0}.day{border:0;background:none;font-size:15px;position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2px;border-radius:6px}.day small{font-size:10px;line-height:1.2;color:var(--gold)}.day.event{background:var(--soft);font-weight:700}.day.selected{background:var(--ink);color:#fff}.day.selected small{color:#f0d69f}.day.today{box-shadow:inset 0 0 0 1px var(--gold)}.legend{display:flex;justify-content:space-between;align-items:center;font-size:12px;margin-top:16px;gap:8px}.legend i{display:inline-block;width:9px;height:9px;background:#c5a666;margin-right:4px}.legend .text-button{font-size:12px;padding:6px}.calendar-help{font-size:12px;line-height:1.8;color:var(--muted);border-top:1px solid var(--line);padding-top:16px;margin:12px 0 16px}.result-head{margin:0 0 20px}.result-head h3{font-size:19px}.result-head p{font-size:14px;color:var(--muted);margin:4px 0 0}.card{display:grid;grid-template-columns:170px minmax(0,1fr);border:1px solid var(--line);border-radius:10px;background:#fff;overflow:hidden;margin-bottom:20px}.event-media{background:#ebe6dc;display:flex;align-items:center;justify-content:center;min-width:0;padding:12px}.event-media img{width:100%;height:auto;max-height:360px;object-fit:contain;display:block}.flyer-fallback{text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-height:220px;max-width:100%;overflow-wrap:anywhere}.flyer-fallback>span:not(.fallback-mark){font-size:14px}.fallback-mark{font-size:42px;letter-spacing:-3px;border:1px solid #b8a88c;width:82px;height:82px;line-height:80px;border-radius:50%;color:var(--gold)}.flyer-fallback strong{font-size:12px;font-weight:500}.flyer-fallback small{font-size:12px;color:var(--muted)}.card-body{padding:20px;min-width:0;overflow-wrap:anywhere}.meta{display:flex;flex-wrap:wrap;gap:5px 12px;font-size:12px;color:var(--gold);margin-bottom:10px}.meta span:last-child{color:#365b40}.card-date{font-size:13px;color:var(--muted);margin:0 0 5px}.card h4{font-size:19px;margin:0 0 10px;line-height:1.55}.teacher-name{font-size:15px;margin:0 0 8px;font-weight:600}.description{color:var(--muted);font-size:14px;line-height:1.8;margin:0 0 14px}.class-summary{border-top:1px solid var(--line);margin-top:12px}.class-summary>div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:13px}.class-summary small{display:block;color:var(--muted);font-size:12px}.class-summary b{white-space:nowrap;font-size:14px;font-weight:600}.card-bottom{padding-top:16px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-size:16px}.card-bottom small{font-size:12px;color:var(--muted)}.empty{padding:38px 24px;border:1px dashed #aba69b;border-radius:8px;text-align:center;line-height:1.9}.empty p{font-size:14px;color:var(--muted)}.empty button{margin:5px}.list-mode{display:block}.list-mode aside{display:none}.list-mode #cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.list-mode .card{grid-template-columns:150px minmax(0,1fr);margin:0}.list-mode .empty{grid-column:1/-1}.bottom{margin-top:60px;padding:42px 0 55px;text-align:center;border-top:1px solid var(--line)}.bottom h2{font-size:25px}.bottom p:not(.eyebrow){font-size:15px;color:var(--muted)}.bottom a{font-size:14px;display:inline-block;min-height:44px;padding:10px 0}footer{max-width:1280px;margin:auto;padding:28px 48px;display:flex;justify-content:space-between;gap:14px;border-top:1px solid var(--line);font-size:11px;letter-spacing:1px}dialog{border:0;border-radius:12px;padding:40px;width:min(760px,calc(100% - 32px));max-height:92vh;color:var(--ink);background:var(--bg);overflow-wrap:anywhere}dialog::backdrop{background:#181713a6}.close{position:absolute;right:8px;top:8px;border:0;background:var(--bg);font-size:26px;width:44px;height:44px}.detail-media{padding:18px;margin:20px 0}.detail-media img{max-height:520px;max-width:100%;width:auto}.detail-date{color:var(--muted)}dialog h2{font-size:26px;margin:8px 0 16px;padding-right:14px}dialog h3{font-size:19px}dialog p{font-size:15px;line-height:1.9;white-space:pre-line}dialog dl{display:grid;grid-template-columns:90px minmax(0,1fr);font-size:14px;line-height:1.9;border-block:1px solid var(--line);padding:18px 0;gap:14px 16px}dd{margin:0;white-space:pre-line}dt{color:var(--muted)}.detail-section{margin-top:26px}.official-link{display:inline-block;min-height:44px;padding:10px 0;font-size:14px}.booking-hint{background:#eee8dc;padding:15px;border-radius:6px}.steps{list-style:none;padding:0;display:flex;gap:5px;font-size:12px;margin:18px 0}.steps li{flex:1;background:#e8e5dd;padding:9px 6px;text-align:center;border-radius:4px}.steps .current{background:var(--ink);color:#fff}.class-option{display:flex;gap:12px;align-items:start;padding:16px;border:1px solid #b6b0a4;border-radius:7px;margin:12px 0;background:white;cursor:pointer}.class-option input{width:20px;height:20px;min-height:20px;margin:3px 0 0;accent-color:var(--gold);flex-shrink:0}.class-option>span{display:flex;flex-direction:column;gap:5px}.class-option strong{font-size:17px}.class-option span span{font-size:14px;color:var(--muted)}.class-option small{font-size:11px;letter-spacing:1px;color:var(--gold)}.class-option.chosen{border:2px solid var(--gold);background:#f9f2e4}fieldset{padding:0;border:0;margin:0}legend{font-weight:600;font-size:15px}.form-fields{display:grid;gap:8px;margin-top:20px}.form-fields label{font-size:14px;margin-top:8px}.total{font-weight:700;padding:14px 0}.wide{width:100%}.form-actions{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}.success{padding:24px 0;text-align:center}#detailTitle:focus{outline:none}@media(max-width:1050px){.workspace{grid-template-columns:320px minmax(0,1fr);gap:24px}.card{grid-template-columns:125px minmax(0,1fr)}.card-body{padding:16px}.list-mode #cards{grid-template-columns:1fr}.list-mode .card{grid-template-columns:180px minmax(0,1fr)}.hero-art>span{font-size:62px}.calendar{gap:2px}.card h4{font-size:18px}}@media(max-width:800px){.workspace{grid-template-columns:1fr}.workspace aside{max-width:480px;width:100%;margin:0 auto 24px}.card{grid-template-columns:180px minmax(0,1fr)}.hero-art>span{font-size:50px}.hero h1{font-size:38px}.list-mode aside{display:none}}@media(max-width:600px){header{padding:16px;min-height:80px;gap:8px}.brand{font-size:11px;gap:9px;letter-spacing:.5px}.brand small{font-size:10px}.prototype{font-size:10px;padding:5px 8px}.logo{width:38px;height:38px;min-width:38px}.hero{padding:32px 0 25px;gap:12px}.hero h1{font-size:32px;letter-spacing:0}.hero .eyebrow{font-size:9px;letter-spacing:1.2px}.hero p:not(.eyebrow){font-size:14px}.hero-art{width:31%;padding:8px 0 8px 12px}.hero-art>span{font-size:36px;letter-spacing:-2px}.hero-art i{font-size:9px;letter-spacing:.3px;line-height:1.6}.notice{padding:14px;font-size:14px}main{padding:0 18px}#explore{padding-top:32px}h2{font-size:22px}.source-control{display:block;padding:15px}.source-control label{display:block;margin-bottom:8px}.source-control select{max-width:none;font-size:14px}.source-control p{margin-top:12px;font-size:13px}.toolbar{gap:10px;margin-bottom:20px}.period{gap:12px}.period button{font-size:14px}.view-switch button{font-size:12px;padding:7px 9px}.filters{display:grid;grid-template-columns:1fr auto;gap:8px}.search-field{grid-column:1/-1;max-width:none}.filters .text-button{text-align:right}.filters .secondary{justify-self:start}.chips{margin-bottom:18px}aside{padding:16px}.month-head h3{font-size:20px}.card,.list-mode .card{display:block}.event-media{min-height:0;padding:16px;max-height:300px}.event-media img{max-height:265px;width:auto;max-width:100%}.flyer-fallback{min-height:150px;gap:8px}.fallback-mark{font-size:32px;width:65px;height:65px;line-height:63px}.card-body{padding:20px}.card h4{font-size:20px}.card-bottom .detail-button{flex:1;text-align:center}.card-bottom{gap:12px}.description{font-size:15px}.result-head h3{font-size:20px}.bottom{margin-top:36px;padding:32px 0}.bottom h2{font-size:21px}footer{padding:24px 18px;display:block;font-size:11px}footer span{display:block;margin-top:8px;letter-spacing:.3px}dialog{width:calc(100% - 20px);padding:40px 20px 24px;max-height:94vh}dialog h2{font-size:23px}dialog dl{grid-template-columns:72px minmax(0,1fr);gap:14px 10px}.detail-media img{max-height:390px}.steps{font-size:11px}.steps li{padding:9px 3px}.form-actions>*{flex:1;white-space:nowrap}.class-option{padding:14px}.class-option strong{font-size:16px}.day{min-height:46px}.calendar-help{font-size:13px}}
@media(max-width:359px){main{padding:0 12px}header{padding:12px}.brand small{font-size:9px}.prototype{font-size:9px;padding:4px 6px}.hero h1{font-size:29px}.hero-art{display:none}.hero .eyebrow{font-size:10px}.toolbar{flex-wrap:wrap}.view-switch{margin-left:auto}.source-control{padding:12px}.card-body{padding:16px}aside{padding:12px}.calendar{gap:2px}.day{font-size:14px}.week{font-size:12px}.month-actions button{width:44px}.steps{font-size:10px}.form-actions{display:grid;grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.results-jump{margin:0 0 14px}.flyer-enlarge{display:block;min-height:44px;padding:10px 14px;text-align:center;border:1px solid var(--line);border-radius:6px;font-size:14px;margin:-6px 0 22px}#resultTitle{scroll-margin-top:24px}#resultTitle:focus,#monthTitle:focus{outline:2px solid var(--focus);outline-offset:4px}

.event-media{flex-direction:column}.flyer-provenance{font-size:12px;line-height:1.6;color:var(--muted);text-align:center;margin-top:10px}

/* Keep the exit reachable while a long mobile detail scrolls. */
dialog .close{position:sticky;top:0;float:right;z-index:2;margin:-32px -32px 0 0;box-shadow:0 1px 4px #20201d22}dialog h2{padding-right:44px}
@media(max-width:600px){dialog .close{margin:-32px -12px 0 0}}

body:has(dialog[open]){overflow:hidden}.cancel-booking{margin-top:12px}.form-actions .text-button{flex-basis:100%}

/* Preserve the reference button shape for real detail navigation. */
a.detail-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;text-decoration:none}