:root{--ink:#173e48;--muted:#536d71;--sea:#3cabb6;--sea2:#c6edef;--pale:#f1fbfa;--cream:#fffdfa;--line:#d9e7e6}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--cream);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;line-height:1.85}a{color:inherit;text-decoration:none}.preview{text-align:center;background:#155f6b;color:white;padding:7px 18px;font-size:12px;letter-spacing:.04em}.site-header{height:83px;display:flex;align-items:center;justify-content:space-between;padding:0 max(5vw,calc((100vw - 1190px)/2));background:white;position:sticky;top:0;z-index:10;border-bottom:1px solid #e9eeee}.brand{display:flex;gap:12px;align-items:center;line-height:1.2}.brand strong{font-size:26px;letter-spacing:.16em}.brand small{display:block;font-size:10px;letter-spacing:.1em;margin-top:5px}.brand-panda{width:38px;height:38px;border:2px solid var(--sea);border-radius:50%;display:grid;place-items:center;color:var(--sea);font-size:25px}.site-header nav{display:flex;gap:26px;font-size:13px;font-weight:650}.site-header nav a:hover{color:var(--sea)}.menu-toggle{display:none}.hero{overflow:hidden;position:relative;background:linear-gradient(107deg,#ecf9f7 0%,#e4f6f5 44%,#cceeed 100%)}.hero-pattern{position:absolute;inset:0;background-image:radial-gradient(circle at 8% 15%,#fff9 0 3px,transparent 4px),radial-gradient(circle at 13% 31%,#fff9 0 4px,transparent 5px),radial-gradient(circle at 20% 9%,#ffffff60 0 10px,transparent 11px);background-size:110px 110px;opacity:.5}.hero-inner{max-width:1200px;margin:auto;min-height:565px;display:grid;grid-template-columns:1.05fr .95fr;gap:20px;align-items:center;padding:55px 30px 60px;position:relative}.eyebrow{font-size:13px;letter-spacing:.16em;color:#327f86;font-weight:700}.hero h1{font-family:"Hiragino Mincho ProN","Yu Mincho",serif;font-weight:600;font-size:clamp(38px,4.5vw,65px);letter-spacing:.075em;line-height:1.48;margin:20px 0}.hero h1 span{color:#eeaa76;font-size:.62em}.hero p{font-size:16px;line-height:2.2}.hero-cta{display:flex;gap:28px;align-items:center;margin-top:30px;flex-wrap:wrap}.btn{background:#157f8a;color:white;border-radius:50px;padding:14px 27px;font-weight:700;font-size:14px;display:inline-flex;gap:26px;align-items:center}.btn:hover{background:#105e67}.text-link{font-size:13px;text-decoration:underline;text-underline-offset:7px}.hero-photo{justify-self:end;position:relative;width:min(100%,450px);height:510px}.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:center 28%;border-radius:220px 220px 20px 20px;box-shadow:18px 20px 0 #a1dade88}.photo-label{position:absolute;bottom:16px;left:-28px;background:#fffffff0;border-radius:9px;padding:16px 22px;font-size:13px;line-height:1.5;box-shadow:0 10px 40px #2344}.photo-label b{font-size:18px}.wave{position:absolute;bottom:-24px;left:-2%;width:104%;height:65px;background:var(--cream);border-radius:50% 50% 0 0}.section{max-width:1180px;margin:auto;padding:96px 30px}.section-top{margin-bottom:34px}.secnum{color:#2694a0;font-size:11px;letter-spacing:.24em;font-weight:800}.section h2,.message-section h2,.contact-section h2{font-family:"Hiragino Mincho ProN","Yu Mincho",serif;font-size:clamp(27px,3vw,40px);margin:10px 0 12px;font-weight:600}.section-note{font-size:14px;color:var(--muted);margin:0}.intro-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:72px;align-items:center}.about-image{height:465px;border-radius:12px;overflow:hidden}.about-image img{width:100%;height:100%;object-fit:cover;object-position:center 37%}.lead{font-family:"Yu Mincho",serif;font-size:28px;line-height:1.7;margin-top:0}.intro-text p:not(.lead){color:#385b62;font-size:14px}.concert-section{max-width:none;background:#f3faf9;padding-left:max(30px,calc((100vw - 1120px)/2));padding-right:max(30px,calc((100vw - 1120px)/2))}.concert-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(285px,1fr));gap:20px}.concert{background:white;border:1px solid #e0eceb;border-radius:13px;overflow:hidden;display:flex;flex-direction:column}.concert img{width:100%;height:175px;object-fit:cover}.concert-body{padding:23px}.concert-body h3{font-size:21px;margin:5px 0 12px}.concert-body p{font-size:13px;color:#59767a;margin:4px 0}.concert-date{font-weight:800;color:#238996}.pill{font-size:11px;background:#fff3df;color:#845800;padding:4px 9px;border-radius:20px;display:inline-block;margin-top:12px}.empty{border:1px dashed #7bc3c7;padding:38px 28px;background:white;border-radius:14px;text-align:center;grid-column:1/-1}.empty h3{margin:0 0 6px}.note-small{font-size:12px;margin-top:14px;color:#617b7d}.message-section{background:#147b87;color:white;position:relative;overflow:hidden}.message-section:before{content:'✧   ❀   ✧';position:absolute;right:-30px;top:40px;font-size:90px;opacity:.09;transform:rotate(-20deg)}.message-inner{max-width:1100px;margin:auto;padding:88px 30px 94px}.message-section .secnum{color:#c5f2f0}.message-section h2{font-size:clamp(31px,4vw,51px);line-height:1.55;letter-spacing:.08em}.message-cols{display:grid;grid-template-columns:1fr 1fr;gap:50px}.message-cols p{font-size:15px;line-height:2.25}.message-end{padding-top:20px;font-size:18px;font-weight:700}.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.gallery img{width:100%;height:330px;object-fit:cover;border-radius:12px}.link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.link-card{padding:27px 24px;border:1px solid var(--line);border-radius:12px;display:flex;flex-direction:column;gap:6px;position:relative;transition:.2s}.link-card:hover{transform:translateY(-3px);box-shadow:0 12px 28px #2341}.link-icon{width:42px;height:42px;background:#dbf4f4;border-radius:50%;display:grid;place-items:center;font-size:22px;color:#147b87;margin-bottom:10px}.link-card strong{font-size:19px}.link-card small{font-size:12px;color:var(--muted)}.ext{position:absolute;right:24px;top:24px}.contact-section{background:#e4f5f3}.contact-inner{max-width:850px;margin:auto;text-align:center;padding:74px 25px}.contact-inner p{font-size:14px}.contact-placeholder{display:inline-block;margin-top:14px;background:white;border:1px solid #9aced1;color:#567478;border-radius:50px;padding:11px 30px;font-size:13px}footer{padding:30px max(30px,calc((100vw - 1150px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:12px;color:#607c7f}footer a{text-decoration:underline}footer small{display:block}.foot-brand{font-size:20px;font-weight:700}.foot-brand small{font-size:10px;font-weight:400}.admin-shell{max-width:770px;margin:55px auto;padding:0 18px 60px}.admin-header{display:flex;align-items:center;justify-content:space-between;gap:10px}.admin-shell h1{font-size:30px;line-height:1.4}.admin-panel{background:white;padding:28px;border:1px solid var(--line);border-radius:16px;margin-top:22px}.admin-panel h2{margin:0 0 20px;font-size:22px}.field{margin:18px 0;display:flex;flex-direction:column;gap:7px}.field label{font-weight:700;font-size:14px}.field input,.field textarea,.field select{font:inherit;padding:11px 13px;border:1px solid #afcdcd;border-radius:7px;background:#fcffff;color:var(--ink);width:100%;line-height:1.4}.field textarea{min-height:120px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.actions{display:flex;gap:12px;flex-wrap:wrap}.action{background:#147b87;color:white;border:0;padding:12px 20px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:700}.action.secondary{background:#e4f4f4;color:#155d65}.action.danger{background:#fbebeb;color:#9c3434}.demo-warning{background:#fff3db;border-left:4px solid #d79823;padding:14px 18px;border-radius:6px;font-size:13px}.records{display:grid;gap:10px}.record{padding:15px;border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;justify-content:space-between;gap:15px}.record span{font-size:12px;color:var(--muted)}@media(max-width:850px){.site-header{height:68px;padding:0 20px}.brand strong{font-size:21px}.menu-toggle{display:block;background:none;border:none;font-size:26px;color:var(--ink);cursor:pointer}.site-header nav{display:none;position:absolute;top:68px;left:0;right:0;background:white;flex-direction:column;padding:20px;gap:17px;box-shadow:0 10px 20px #1232}.site-header nav.open{display:flex}.hero-inner{grid-template-columns:1fr;min-height:0;padding:45px 24px 76px;gap:38px}.hero h1{font-size:clamp(36px,9vw,54px)}.hero p{font-size:14px}.hero-photo{justify-self:center;height:390px;max-width:400px;width:85%}.photo-label{left:-18px;bottom:12px}.intro-grid{grid-template-columns:1fr;gap:28px}.about-image{height:340px}.section{padding:64px 24px}.concert-section{padding:68px 24px}.message-cols{grid-template-columns:1fr;gap:0}.message-inner{padding:65px 24px}.gallery{gap:10px}.gallery img{height:220px}.link-grid{grid-template-columns:1fr}.field-row{grid-template-columns:1fr}footer{flex-wrap:wrap}}@media(max-width:540px){.preview{font-size:10px;padding:6px}.brand-panda{width:30px;height:30px;font-size:19px}.brand strong{font-size:19px}.brand small{font-size:9px}.hero-cta{gap:16px}.hero-photo{height:345px}.lead{font-size:24px}.gallery{grid-template-columns:1fr 1fr}.gallery img{height:235px}.gallery img:last-child{display:none}.section h2{font-size:29px}.admin-panel{padding:18px}}

/* Video feature / SNS links — v2 */
.media-section{background:linear-gradient(180deg,#eaf8f7,#fffdfa);padding:72px 30px 82px;scroll-margin-top:90px}.media-inner{max-width:1120px;margin:auto}.media-section h2{font-family:"Hiragino Mincho ProN","Yu Mincho",serif;font-size:clamp(28px,3.4vw,42px);line-height:1.4;margin:10px 0}.media-feature{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(270px,.8fr);overflow:hidden;border-radius:22px;background:#fff;box-shadow:0 16px 55px #1a798015;border:1px solid #d5ebea}.featured-player{background:#173e48;min-height:345px}.featured-player iframe{width:100%;height:100%;min-height:345px;display:block;border:0}.player-fallback{position:relative;height:100%;min-height:345px;overflow:hidden}.player-fallback img{height:100%;width:100%;position:absolute;inset:0;object-fit:cover;filter:brightness(.65)}.player-overlay{position:relative;min-height:345px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:25px;color:#fff;text-align:center;gap:8px}.play-emblem{width:60px;height:60px;border-radius:50%;background:#fff;color:#157f8a;display:grid;place-items:center;padding-left:4px;font-size:24px}.player-overlay strong{font-size:23px}.player-overlay small{font-size:12px;color:#edffff}.player-watch{display:inline-block;border:1px solid #fff;border-radius:50px;margin-top:12px;padding:8px 15px;font-size:13px;font-weight:700}.feature-description{padding:38px 30px 32px;display:flex;flex-direction:column;align-items:flex-start}.feature-tag{font-size:11px;letter-spacing:.18em;color:#21818b;font-weight:800}.feature-description h3{font-family:"Yu Mincho",serif;font-size:30px;line-height:1.55;margin:15px 0}.feature-description p{font-size:14px;color:#4a686c}.feature-description .feature-help{font-size:11px;color:#738488;line-height:1.65}.feature-description .btn{margin-top:auto}.sns-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px;scroll-margin-top:110px}.sns-card{min-height:150px;border:1px solid #d5e5e4;border-radius:18px;display:flex;align-items:center;gap:15px;overflow:hidden;background:#fff;position:relative;transition:transform .2s,box-shadow .2s;padding:19px}.sns-card:hover{transform:translateY(-3px);box-shadow:0 14px 35px #17444c18}.sns-card img{width:130px;height:130px;object-fit:cover;border-radius:12px;margin-left:auto}.sns-symbol{font-size:31px;color:#147b87;width:47px;text-align:center;flex:none}.sns-info{display:flex;flex-direction:column;gap:3px;min-width:0}.sns-info strong{font-size:22px}.sns-info small{font-size:12px;color:#61777a}.sns-info em{font-size:12px;color:#137d89;font-style:normal;font-weight:750;margin-top:12px}.instagram-card{background:#fffaf6}.blog-card{background:#f7fbff}.site-header nav{gap:18px}.site-header nav a{white-space:nowrap}#about,#concerts,#message,#contact{scroll-margin-top:90px}
@media(max-width:850px){.media-section{padding:57px 22px}.media-feature{grid-template-columns:1fr}.featured-player,.player-fallback,.player-overlay{min-height:280px}.featured-player iframe{min-height:280px;aspect-ratio:16/9}.feature-description{padding:27px}.feature-description .btn{margin-top:15px}.sns-card{padding:13px}.sns-card img{width:95px;height:110px}}
@media(max-width:600px){.sns-grid{grid-template-columns:1fr}.sns-card{min-height:135px}.sns-card img{width:108px;height:100px}.media-section{padding:55px 18px}.media-feature{border-radius:15px}.player-overlay strong{font-size:20px}.feature-description h3{font-size:26px}}

/* v3: 統一した見出し・スマホとPCで読みやすいナビゲーション */
.site-header nav{gap:clamp(8px,1vw,15px);font-size:clamp(10px,.88vw,12px)}
.site-header{padding-left:max(24px,calc((100vw - 1250px)/2));padding-right:max(24px,calc((100vw - 1250px)/2))}
.site-header nav a{transition:color .2s;white-space:nowrap}
.site-header nav a:hover,.site-header nav a:focus-visible{color:#147b87;text-decoration:underline;text-underline-offset:7px}
.message-subtitle{font-family:"Hiragino Mincho ProN","Yu Mincho",serif;font-size:clamp(22px,3.2vw,37px);line-height:1.65;letter-spacing:.05em;font-weight:600;margin:10px 0 26px}
@media(max-width:1120px){.site-header nav{gap:9px;font-size:10px}.brand strong{font-size:21px}.brand-panda{width:33px;height:33px}}
@media(max-width:850px){.site-header nav{font-size:15px;gap:0;padding:11px 20px 20px;max-height:calc(100dvh - 68px);overflow-y:auto}.site-header nav a{padding:10px 2px;border-bottom:1px solid #edf4f3}.brand strong{font-size:21px}}

/* v5: consolidated profile + readable galleries + contact demonstration */
.btn-outline{background:transparent;color:#146c77;border:1.5px solid #147b87}.btn-outline:hover{background:#d7f1ef;color:#125b66}
.profile-tabs{display:flex;gap:8px;margin:0 0 25px;padding:6px;border:1px solid #cfebea;background:#eef8f7;border-radius:14px;max-width:620px}
.profile-tab{background:transparent;border:0;border-radius:10px;padding:12px 23px;font-size:15px;font-weight:750;cursor:pointer;color:#54787c;flex:1;font-family:inherit}
.profile-tab.active{background:white;color:#146b76;box-shadow:0 3px 12px #164b5114}
.about-message-panel{grid-column:2;color:#345961;align-self:center;line-height:2.15}.about-message-panel h3{font-family:"Yu Mincho",serif;font-size:clamp(22px,2.4vw,34px);line-height:1.6;color:#146976;margin:0 0 25px}.about-message-panel .message-cols{display:block}.about-message-panel .message-end{font-size:16px;color:#167781}.intro-grid:has(.about-message-panel:not([hidden])) .about-image{align-self:start}
[hidden]{display:none!important}
.gallery-carousel{display:flex;overflow-x:auto;gap:16px;scroll-snap-type:x mandatory;scrollbar-width:thin;scroll-padding-left:0;padding-bottom:10px}.gallery-slide{scroll-snap-align:start;flex:0 0 min(42%,390px);height:310px;border-radius:13px;overflow:hidden;background:#e4f5f3}.gallery-slide img{width:100%;height:100%;object-fit:cover;cursor:zoom-in}.gallery-controls{display:flex;align-items:center;gap:12px;margin-top:16px;font-size:13px;color:#527477}.gallery-arrow{border:1px solid #a5d2d2;background:white;border-radius:50%;height:42px;width:42px;font-size:21px;color:#147b87;cursor:pointer}.gallery-all{margin-left:auto;border:0;color:#176d79;background:none;font-weight:750;text-decoration:underline;text-underline-offset:5px;cursor:pointer}.gallery-full{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}.gallery-full img{width:100%;height:220px;object-fit:cover;border-radius:10px;cursor:zoom-in}.photo-dialog{background:#102b30;border:0;border-radius:14px;color:white;max-width:min(95vw,1050px);max-height:92vh;padding:30px}.photo-dialog::backdrop{background:#081f23c9}.photo-dialog img{display:block;max-width:100%;max-height:76vh;object-fit:contain}.photo-close{display:block;margin:0 0 12px auto;background:white;border:0;border-radius:30px;padding:6px 15px;cursor:pointer}
.contact-inner{max-width:690px}.contact-explain{margin-bottom:25px}.contact-notice{text-align:left;margin-bottom:18px}.contact-notice strong{display:block}.contact-form{text-align:left;padding:26px;background:white;border-radius:17px;box-shadow:0 10px 35px #22454c12}.contact-form .field{margin:0 0 16px}.contact-form label span{font-size:11px;color:#176d79}.contact-form .btn{border:0;cursor:pointer;margin-top:4px}.contact-result{font-weight:750;color:#176e79}
@media(max-width:850px){.about-message-panel{grid-column:1}.gallery-slide{flex-basis:65%;height:255px}.gallery-full{grid-template-columns:repeat(2,1fr)}}
@media(max-width:540px){.profile-tab{font-size:13px;padding:12px 7px}.gallery-slide{flex-basis:82%;height:245px}.gallery-full img{height:160px}.contact-form{padding:18px}.gallery-controls{flex-wrap:wrap}.gallery-all{width:100%;text-align:right}}

/* v6 admin and gallery */
.admin-nav{display:flex;gap:10px;flex-wrap:wrap}.admin-nav a{background:#dceeee;color:#124e59;text-decoration:none;padding:12px 14px;border-radius:11px;font-weight:700}.admin-muted{color:#49636b;line-height:1.75}.photo-records{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:15px;margin-top:18px}.photo-record{padding:12px;border:1px solid #cce3e5;background:#fff;border-radius:13px;display:grid;gap:8px}.photo-record img,.photo-preview-admin img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:9px}.photo-record .photo-actions{display:flex;gap:7px;flex-wrap:wrap}.photo-record button{border:1px solid #b8d7d9;border-radius:9px;padding:8px 12px;background:white;color:#125462;cursor:pointer;font-weight:650}.photo-record button.remove{color:#9b3030}.photo-preview-admin{max-width:270px;margin:10px 0}.photo-preview-admin[hidden]{display:none}.gallery-slide.dynamic{flex:0 0 auto}.gallery-slide.dynamic img{width:100%;height:100%;object-fit:cover}

/* v7: simple collapsible contact form (no new server-side logic) */
.contact-disclosure{max-width:690px;margin:24px auto 0;text-align:left}
.contact-open-button{list-style:none;display:flex;align-items:center;justify-content:center;gap:19px;min-height:52px;width:fit-content;max-width:100%;margin:0 auto;border-radius:40px;background:#157f8a;color:#fff;font-weight:700;font-size:15px;line-height:1.5;padding:14px 28px;cursor:pointer;transition:background .18s}
.contact-open-button::-webkit-details-marker{display:none}
.contact-open-button:hover,.contact-open-button:focus-visible{background:#105e67}
.contact-open-button:focus-visible{outline:3px solid #f3ac65;outline-offset:4px}
.contact-open-icon{display:inline-block;font-size:23px;line-height:1;transition:transform .2s}
.contact-disclosure[open] .contact-open-icon{transform:rotate(180deg)}
.contact-disclosure[open] .contact-open-button{background:#22666e}
.contact-disclosure-panel{margin-top:24px}
@media(max-width:540px){.contact-open-button{width:100%}}