:root{--ink:#252a3a;--muted:#7c8090;--line:#e9e8ef;--purple:#7961a7;--purple-dark:#59447d;--bg:#f7f7fa;--soft:#f0ebf7;--green:#3f7768;--amber:#947025}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:14px;line-height:1.6}a{color:var(--purple-dark);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:#fff;border-right:1px solid var(--line);padding:30px 22px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-size:19px;font-weight:600}.logo{font-size:40px;color:var(--purple);line-height:1}.brand small{letter-spacing:2px;font-size:8px;margin-top:3px}.nav-caption{font-size:10px;letter-spacing:1.5px;color:#9a97a5;margin:48px 12px 13px}nav{display:grid;gap:7px}nav a{padding:11px 15px;border-radius:8px;color:#656375}nav a.active{background:var(--soft);color:var(--purple-dark);font-weight:600}nav a:hover{background:var(--soft);text-decoration:none}.sidebar-bottom{margin-top:auto;padding-top:25px}.sidebar-bottom>a{color:var(--ink);display:block;margin:18px 0}.sidebar-bottom button{background:transparent;color:var(--muted);padding:0;font-size:12px}.studio-note{color:#9b8caa;font-family:Georgia,serif;font-style:italic;font-size:15px;padding:18px 12px;border-top:1px solid var(--line)}main{margin-left:250px}.topbar{height:72px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 42px;font-size:10px;letter-spacing:1px;color:var(--muted);background:#fff}.dot{display:inline-block;width:5px;height:5px;background:#baaacb;border-radius:50%;margin:0 12px}.page{padding:35px 42px;max-width:1600px;margin:auto}.eyebrow{font-size:9px;letter-spacing:2px;color:#9d8aaf;margin:0 0 6px}.page-title{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 30px}h1{font-family:Georgia,serif;font-weight:500;font-size:34px;line-height:1.25;margin:0}h2{font-size:18px;font-weight:600;margin:0 0 20px}h3{font-size:15px}p{margin:8px 0 18px}small{display:block;font-size:11px;color:var(--muted);font-weight:400}.card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:26px;margin-bottom:22px;box-shadow:0 3px 7px #252a3a02}.section-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.section-head h2{margin:0}.section-head>a{font-size:12px}.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.button,button{display:inline-block;border:0;background:var(--purple);color:white;border-radius:7px;padding:10px 17px;cursor:pointer;font-size:12px;font-weight:600;text-align:center;white-space:normal}.button:hover,button:hover{background:var(--purple-dark);text-decoration:none}.secondary{color:var(--purple-dark);background:#fff;border:1px solid #d9d0e6}.secondary:hover{background:var(--soft)}label{display:flex;flex-direction:column;font-size:12px;color:#666174;gap:6px;margin:0 0 15px}input,select{width:100%;padding:10px 12px;border:1px solid #dddbe5;border-radius:6px;background:#fff;color:var(--ink);min-width:0}input:focus,select:focus{outline:2px solid #c6b8db;outline-offset:1px}input[type=checkbox]{width:16px;height:16px;accent-color:var(--purple);flex-shrink:0}.check,.choices label{display:flex;flex-direction:row;align-items:center;gap:7px;margin:6px 0}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 22px}form>button{margin-top:5px}.inline{display:flex;align-items:end;gap:14px;flex-wrap:wrap}.inline label{flex:1;margin:0;min-width:150px}.inline button{margin:0}.choices{border:1px solid var(--line);border-radius:8px;padding:15px;margin:10px 0 20px;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:5px}.choices legend{font-size:12px;color:var(--muted)}.choices small{display:inline}.notice{padding:14px 20px;border:1px solid #d9e9df;border-radius:8px;background:#f0f8f3;color:#386453;margin:0 0 22px}.notice.error{background:#fff2f2;color:#a34350;border-color:#eed4d7}.muted,.empty{color:var(--muted);font-size:12px}.empty{padding:15px 0}.lesson{display:grid;grid-template-columns:65px minmax(0,1fr) auto;gap:22px;align-items:center;border-top:1px solid var(--line);padding:22px 0;color:var(--ink)}.lesson:hover{text-decoration:none;background:#fcfaff}.lesson .time{font-size:18px;font-weight:600}.lesson .time small{margin-top:1px}.lesson strong{font-size:15px}.lesson p{font-size:12px;margin:4px 0;color:var(--muted)}.tags{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:end;max-width:270px}.badge{font-size:10px;border-radius:5px;padding:4px 8px;background:var(--soft);color:var(--purple-dark);white-space:nowrap;display:inline-block}.badge.green{background:#eaf4ef;color:var(--green)}.badge.amber{background:#faf2dd;color:var(--amber)}.badge.red{background:#f9e7eb;color:#ab5264}.cancelled{opacity:.6}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.metrics span{font-size:12px;color:var(--muted)}.metrics strong{display:block;font-size:29px;font-weight:500;margin:15px 0 7px;letter-spacing:-.5px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:12px}th{font-weight:500;color:var(--muted);font-size:10px;padding:12px 15px;background:#faf9fc;white-space:nowrap}td{border-bottom:1px solid var(--line);padding:16px 15px;vertical-align:middle}td small{margin-top:4px}.search{max-width:230px;font-size:12px}.day-title{border-bottom:1px solid var(--line);padding-bottom:10px;margin-top:28px;color:var(--purple-dark)}.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px}.calendar-day{border:1px solid var(--line);border-radius:7px;min-height:120px;padding:8px;font-size:11px}.calendar-item{display:block;background:var(--soft);padding:6px;margin-top:5px;border-radius:4px;font-size:10px}.payment-table td{min-width:100px}.payment-table td:first-child{min-width:190px}.pay-amount{max-width:130px;margin-top:8px}.payment-total{display:flex;gap:25px;align-items:center;justify-content:end;margin-top:25px}.payment-total label{max-width:220px;margin:0}.admin-row{display:flex;align-items:center;gap:12px;justify-content:space-between;border-top:1px solid var(--line);padding:15px 0}.admin-row span{flex:1}.admin-row button{font-size:11px}.music-row{padding:18px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}audio{height:35px;max-width:100%}summary{cursor:pointer;color:var(--purple-dark);font-weight:600;padding:7px 0}details>summary{margin-bottom:12px}details{margin-bottom:16px}details>form{margin-top:15px}.child-photo{width:120px;border-radius:10px;margin:10px}.calendar-url{overflow-wrap:anywhere;padding:15px;background:var(--soft)}.auth-main{margin:0}.auth-main .page{max-width:650px}.auth-main .page-title{justify-content:center;text-align:center}.auth-card{max-width:440px;margin:0 auto}.auth-card button{width:100%}.auth-star{text-align:center;font-size:55px;color:var(--purple);margin-bottom:20px}footer{font-size:11px;color:#aaa5b3;border-top:1px solid var(--line);margin:0 42px;padding:20px 0;display:flex;justify-content:space-between}.event-picker{display:flex;align-items:center;gap:15px}.event-picker label{flex:1}#event-order li{margin:8px 0}#event-order button{margin-left:8px;padding:3px 10px}.auth-main .topbar{justify-content:center}.auth-main .topbar>span:last-child{display:none}@media(max-width:1100px){.sidebar{width:210px;padding:25px 16px}main{margin-left:210px}.page{padding:28px 24px}.topbar{padding:0 24px}.page-title{align-items:start;flex-direction:column}.tags{max-width:190px}.calendar-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.metrics strong{font-size:24px}}@media(max-width:900px){.sidebar{position:static;width:100%;padding:18px;display:block}.brand{font-size:18px}.brand .logo{font-size:30px}.nav-caption,.studio-note{display:none}nav{display:flex;overflow:auto;gap:5px;margin-top:18px}nav a{white-space:nowrap;font-size:12px;padding:8px 12px}.sidebar-bottom{display:flex;justify-content:space-between;padding:5px 0 0;align-items:center}.sidebar-bottom>a{margin:8px 0;font-size:11px}.sidebar-bottom small{display:inline;margin-left:8px}main{margin:0}.topbar{height:40px;padding:0 18px;font-size:8px}.topbar>span:last-child{display:none}.page{padding:25px 16px}.card{padding:20px 16px}.page-title{margin-bottom:23px}h1{font-size:28px}.metrics{gap:10px;grid-template-columns:1fr}.metrics .card{margin-bottom:0;padding:15px;display:flex;gap:15px;align-items:center;justify-content:space-between}.metrics{margin-bottom:20px}.metrics strong{font-size:23px;margin:0}.metrics small{display:none}.form-grid{grid-template-columns:1fr}.lesson{grid-template-columns:50px 1fr;gap:12px}.tags{grid-column:2;max-width:none;justify-content:start}.calendar-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.music-row{flex-direction:column;align-items:start}.admin-row{flex-wrap:wrap}.payment-total{align-items:start;flex-direction:column}.section-head{flex-wrap:wrap}.search{max-width:none}footer{margin:0 16px}}
.brand-image{display:block;width:100%;height:auto;aspect-ratio:1.35;object-fit:cover;border-radius:8px}.brand{display:block}.nav-caption{margin-top:24px}.auth-logo{max-width:260px;margin:0 auto 24px}.auth-logo img{display:block;width:100%;height:auto;aspect-ratio:1.35;object-fit:cover;border-radius:8px}@media(max-width:900px){.brand{max-width:170px}.brand-image{aspect-ratio:1.5}}
.sidebar{overflow-y:auto}

[hidden]{display:none!important}.birthday{color:var(--purple-dark);font-size:13px}.message-body{overflow-wrap:anywhere}

.attendance-form fieldset{border:1px solid var(--line);border-radius:8px;margin:18px 0;padding:16px}.attendance-form fieldset>label{flex-direction:row;align-items:center;gap:8px;margin:8px 0}.attendance-form input[type=radio]{width:18px;height:18px;margin:0;accent-color:var(--purple)}.attendance-form fieldset button{margin:8px 8px 0 0}

#event-order .event-pause{display:inline-flex;align-items:center;gap:8px;margin:6px 10px;font-size:11px}#event-order .event-pause[hidden]{display:none}#event-order .event-pause input{width:85px;padding:6px 8px}#event-order li{margin-bottom:12px}@media(max-width:900px){#event-order .event-pause{display:flex;margin-left:0}}


#new-lesson input:disabled,#new-lesson select:disabled{background:#f1f1f3;color:#85818c;border-color:#dedde3;cursor:not-allowed;opacity:1}

/* Shared responsive panels: keep the desktop layout and adapt to available space. */
.menu-toggle{display:none}
textarea{display:block;width:100%;max-width:100%;min-height:120px;resize:vertical;font:inherit;line-height:1.6;padding:10px 12px;border:1px solid #dddbe5;border-radius:6px;color:var(--ink);background:#fff}
:where(a,button,input,select,textarea,summary):focus-visible{outline:3px solid var(--purple);outline-offset:3px}
.table-wrap{max-width:100%;overscroll-behavior-x:contain}
.table-wrap:focus-visible{outline:3px solid var(--purple);outline-offset:3px}
.page :where(form,fieldset,.card,.form-grid>*,.section-head>*,.inline>*,.music-row>*,.admin-row>*){min-width:0}
.page :where(h1,h2,h3,p,summary,.lesson,.admin-row,.music-row){overflow-wrap:anywhere}
body>main.auth-main.mail-setup{max-width:800px;margin:auto;padding:32px 24px}
@media(max-width:1100px){
  .section-head,.music-row{flex-wrap:wrap}
  .section-head .badge{white-space:normal}
}
@media(max-width:900px){
  .sidebar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;overflow:visible;padding:12px 16px}
  .sidebar .brand{width:110px;max-width:100%;align-self:center}
  .sidebar .brand-image{height:62px;aspect-ratio:auto;object-fit:contain}
  .sidebar nav{grid-column:1/-1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));overflow:visible;margin:0;gap:6px}
  .sidebar nav a{white-space:normal;display:flex;align-items:center;min-height:44px;padding:10px 12px;overflow-wrap:anywhere}
  .sidebar.mobile-navigation .menu-toggle{display:block;min-width:90px;align-self:center}
  .sidebar.mobile-navigation:not(.menu-open) nav{display:none}
  .sidebar-bottom{grid-column:1/-1;gap:12px;min-width:0;padding:0}
  .sidebar-bottom>a{min-width:0;overflow-wrap:anywhere;font-size:12px;margin:0;padding:6px 0}
  .sidebar-bottom button{min-height:44px;padding:10px 12px}
  .page{padding:22px 16px}
  .card{padding:18px 14px}
  .topbar{height:auto;min-height:40px;overflow-wrap:anywhere}
  .page-title,.section-head{gap:12px}
  .page-title>*,.section-head>*{max-width:100%}
  .actions{gap:8px}
  .actions>a:not(.button){display:inline-flex;align-items:center;min-height:44px;padding:6px 10px}
  .button,button{min-height:44px;max-width:100%;padding:11px 14px;font-size:14px}
  input,select,textarea{font-size:16px;max-width:100%;min-height:44px}
  input[type=checkbox],input[type=radio]{min-height:0;width:20px;height:20px;flex:0 0 20px}
  label:has(>input[type=radio]){flex-direction:row;align-items:center}
  .check,.choices label,.attendance-form fieldset>label,label:has(>input[type=radio]){min-height:44px}
  fieldset{max-width:100%;min-inline-size:0;margin-inline:0;padding:12px}
  legend{max-width:100%;white-space:normal}
  .choices{grid-template-columns:minmax(0,1fr);padding:12px;gap:6px}
  .choices label{flex-wrap:wrap;overflow-wrap:anywhere}
  .choices small{flex-basis:100%;padding-left:27px}
  .inline{align-items:stretch;gap:12px}
  .inline label{flex-basis:100%;min-width:0}
  .inline>button{width:100%}
  .section-head>.search{width:100%;flex-basis:100%}
  .badge{white-space:normal}
  .calendar-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .calendar-day{min-width:0;padding:7px}
  .calendar-item{overflow-wrap:anywhere;min-height:44px;font-size:12px;padding:8px}
  .lesson{grid-template-columns:48px minmax(0,1fr)}
  .lesson .time{font-size:16px}
  .metrics .card{flex-wrap:wrap}
  .metrics strong{overflow-wrap:anywhere}
  .music-row{align-items:stretch;gap:12px}
  .music-row audio{width:100%;height:44px}
  .admin-row{align-items:stretch}
  .admin-row>span{flex-basis:100%}
  .admin-row form{max-width:100%}
  .payment-total{gap:16px;align-items:stretch}
  .payment-total label{max-width:none}
  .event-picker{flex-wrap:wrap;align-items:stretch;gap:10px}
  .event-picker label{flex-basis:100%;margin-bottom:0}
  #event-order{padding-left:22px}
  #event-order li{overflow-wrap:anywhere;padding-bottom:12px;border-bottom:1px solid var(--line)}
  #event-order button{min-width:44px;margin:4px 4px 4px 0;padding:8px}
  #event-order .event-pause{flex-wrap:wrap;font-size:12px;max-width:100%;margin:8px 0}
  #event-order .event-pause input{width:100px}
  summary{min-height:44px;padding:10px 0}
  footer{flex-wrap:wrap;gap:8px}
  /* Simple tables become labelled records; complex tables retain local scrolling. */
  .mobile-table,.mobile-table tbody{display:block;width:100%}
  .mobile-table .mobile-table-head{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%)}
  .mobile-table tbody tr{display:block;border:1px solid var(--line);border-radius:8px;margin:0 0 14px;padding:6px 12px}
  .mobile-table td,.payment-table.mobile-table td:first-child{display:block;min-width:0;width:100%;padding:10px 0;overflow-wrap:anywhere}
  .mobile-table td:last-child{border-bottom:0}
  .mobile-table td::before{content:attr(data-label);display:block;color:var(--muted);font-size:11px;font-weight:600;margin-bottom:4px}
  .mobile-table td a:not(.button){display:inline-flex;align-items:center;min-height:44px}
  .mobile-table td .pay-amount{max-width:none}
  .mobile-table td:empty{display:none}
}
@media(max-width:380px){
  .page{padding-inline:12px}.card{padding-inline:12px}
  .calendar-grid{grid-template-columns:minmax(0,1fr)}
  .page-title .actions{width:100%}.page-title .actions .button{flex:1 1 100%}
}

/* Sakura identity: preserve layout; show the complete landscape logo. */
:root{--purple:#c54577;--purple-dark:#8c2f55;--soft:#fff0f5;--bg:#fcf8fa;--line:#f0e3e9}
.brand-image,.auth-logo img{aspect-ratio:auto;object-fit:contain;border-radius:0}
.auth-logo{max-width:360px}.auth-logo img{width:100%;height:auto}
@media(max-width:900px){.sidebar .brand{width:180px}.sidebar .brand-image{height:62px;object-fit:contain}}