*{box-sizing:border-box}body{margin:0;color:#182e3b;background:#f4f6f8;font:14px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:disabled{cursor:wait;opacity:.55}button:focus-visible,a:focus-visible{outline:3px solid #70afc0;outline-offset:3px}h1,h2,h3,p{margin:0}h1{font-size:28px;font-weight:650;letter-spacing:.02em}h2{font-size:18px}h3{font-size:15px}small,.muted{color:#697d89}label{display:block;font-weight:600;margin-bottom:18px}label small{font-weight:400;display:block;margin-top:6px}input:not([type=checkbox]),textarea,select{display:block;width:100%;border:1px solid #d6dfe5;background:white;border-radius:7px;padding:11px 13px;margin-top:7px;color:#172c3a;outline:none}input:focus,textarea:focus,select:focus{border-color:#407682;box-shadow:0 0 0 3px #40768218}textarea{resize:vertical;min-height:100px;line-height:1.9}input[type=date]{min-width:0}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.shell{display:grid;grid-template-columns:236px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;background:#10283c;color:#d6e0e6;padding:30px 18px;display:flex;flex-direction:column}.brand{display:flex;gap:10px;align-items:center;margin:0 10px 34px;font-family:Georgia,serif;font-size:17px;letter-spacing:.05em;color:white}.brand img{width:35px;height:35px}.brand small{font:10px/1.6 sans-serif;display:block;color:#a2b5c3;letter-spacing:.16em}.nav-label{font-size:10px;letter-spacing:.15em;color:#8a9dad;padding:0 15px;margin:20px 0 8px}.nav-item{width:100%;border:0;background:transparent;color:#c1cfda;text-align:left;display:flex;align-items:center;gap:12px;border-radius:7px;padding:13px 15px;margin:3px 0}.nav-item:hover{background:#ffffff0b}.nav-item.active{background:#ffffff12;color:white;box-shadow:inset 3px 0 #9abcb6}.nav-item .count{margin-left:auto;font-size:11px;background:#ffffff10;padding:0 7px;border-radius:4px}.sidebar-bottom{margin-top:auto;padding-top:35px}.sidebar-bottom a{display:flex;gap:10px;padding:12px 15px;color:#b6c9d4;font-size:12px}.workspace{min-width:0}.topbar{height:74px;border-bottom:1px solid #e1e6eb;background:white;display:flex;align-items:center;justify-content:space-between;padding:0 42px;font-size:12px;color:#6a7a84}.account{display:flex;align-items:center;gap:10px}.avatar{background:#e9efee;border-radius:50%;display:grid;place-items:center;color:#335e60;width:30px;height:30px;font-weight:600}.text-button{border:0;background:none;color:#4c6678;padding:5px}.content{max-width:1400px;margin:auto;padding:36px 42px 80px}.eyebrow{color:#6f888f;font-size:10px;letter-spacing:.17em;margin-bottom:7px}.page-head{display:flex;gap:20px;align-items:center;justify-content:space-between;margin-bottom:28px}.page-head p{color:#6c7d88;margin-top:7px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid #d4dfe6;background:white;border-radius:6px;padding:10px 17px;font-weight:600;color:#334e5e;white-space:nowrap}.button:hover{background:#f3f6f7}.button.primary{background:#15394e;border-color:#15394e;color:white}.button.primary:hover{background:#244c61}.button.danger{color:#a34848;border-color:#edcdcd}.button.small{font-size:12px;padding:6px 11px}.actions{display:flex;gap:9px;flex-wrap:wrap}.welcome{position:relative;overflow:hidden;background:#e9f0f0;border:1px solid #dae5e5;padding:29px 32px;border-radius:10px;display:flex;justify-content:space-between;align-items:center;margin-bottom:26px;gap:20px}.welcome h2{font-size:22px;font-weight:550}.welcome p{color:#5a717a;margin:8px 0 0}.welcome .steps{display:flex;gap:16px;color:#54716f;font-size:11px;white-space:nowrap}.welcome .steps b{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#d3e1df;margin-right:5px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:28px}.stat{background:white;border:1px solid #dfe6eb;border-radius:9px;padding:22px;text-align:left;color:inherit}.stat-top{display:flex;justify-content:space-between;align-items:center;color:#527076}.stat-top svg{background:#eef3f4;box-sizing:content-box;padding:8px;border-radius:7px}.stat strong{display:block;font:38px/1.3 Georgia,serif;margin:14px 0 4px}.stat small{font-size:11px}.panel{background:white;border:1px solid #dfe6eb;border-radius:9px;overflow:hidden;margin-bottom:22px}.panel-head{padding:20px 25px;display:flex;align-items:center;justify-content:space-between;gap:10px;border-bottom:1px solid #e8edf0}.panel-body{padding:25px}.empty{text-align:center;padding:65px 20px;color:#71858e}.empty svg{width:35px;height:35px;margin-bottom:15px;stroke:#8ba4ad}.empty h3{color:#3d5868;margin-bottom:8px}.empty .button{margin-top:20px}.filters{display:flex;gap:14px;align-items:center;margin-bottom:22px}.filters input{max-width:370px;margin:0;padding-left:15px}.filters select{width:160px;margin:0}.result-count{margin-left:auto;color:#778c98;font-size:12px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;text-align:left}th{font-size:11px;background:#fafbfc;color:#73848e;padding:13px 22px;white-space:nowrap;font-weight:500}td{padding:18px 22px;border-top:1px solid #edf1f4;font-size:12px}td.title-cell{min-width:280px;width:52%}.row-title{display:flex;gap:14px;align-items:center}.thumb{width:62px;height:44px;border-radius:5px;object-fit:cover;background:#edf2f3;display:grid;place-items:center;flex-shrink:0}.row-title button{font-weight:600;font-size:14px;color:#243f50;border:0;background:none;text-align:left;padding:0;overflow-wrap:anywhere}.row-title small{display:block;font-size:11px;margin-top:3px}.badge{display:inline-flex;align-items:center;gap:5px;padding:4px 9px;border-radius:4px;background:#f2f0e7;color:#887330;font-size:11px;white-space:nowrap}.badge:before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor}.badge.published{color:#2c7764;background:#eaf4ef}.badge.archived{color:#7d8388;background:#edf0f2}.editor-head{position:sticky;top:0;z-index:5;background:#f4f6f8ed;backdrop-filter:blur(10px);padding:12px 0 20px}.back{font-size:12px;color:#6a818e;background:none;border:0;padding:0;margin-bottom:9px}.editor-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:22px;align-items:start}.editor-title{font-size:21px!important}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}.required{font-size:10px;color:#a05746;margin-left:6px}.block{padding:18px;border:1px solid #e0e7eb;background:#fafcfc;border-radius:7px;margin-bottom:16px}.block-head{display:flex;align-items:center;justify-content:space-between;color:#5f7986;font-size:11px;margin-bottom:10px}.block-head button{font-size:11px;padding:4px 8px;background:white;border:1px solid #dce4e9;border-radius:4px;color:#6b7f89}.block textarea{margin:0}.block label{font-size:12px;margin:10px 0 0}.block img{width:100%;max-height:320px;object-fit:contain;background:#edf1f2}.block-tools{display:flex;gap:8px;flex-wrap:wrap;padding-top:8px}.upload{border:1px dashed #b9cbd3;background:#f7fafa;border-radius:6px;width:100%;padding:25px 12px;display:flex;align-items:center;justify-content:center;gap:10px;color:#597782}.cover{position:relative;margin-bottom:15px}.cover img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:5px}.upload-help{font-size:11px;color:#7e929b;margin:10px 0 15px}.save-note{font-size:12px;margin-top:10px;color:#718993}.error{padding:12px 15px;border-radius:5px;color:#a33838;background:#fff0ee;margin:14px 0;white-space:pre-line}.login{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:white}.login-visual{background:linear-gradient(135deg,#0c263b,#365f70);color:white;padding:60px;display:flex;flex-direction:column;justify-content:space-between}.login-visual .brand{margin:0}.login-visual h1{font-size:36px;line-height:1.6;font-weight:450;margin-bottom:18px}.login-visual p{color:#c0cdd5;font-size:13px}.login-form-wrap{display:grid;place-items:center;padding:50px}.login-form{width:100%;max-width:380px}.login-form h1{font-size:27px;margin-bottom:12px}.login-form>p{color:#748792;margin-bottom:32px}.login-form .button{width:100%;margin-top:7px}.password-wrap{position:relative}.password-wrap input{padding-right:60px}.password-wrap button{position:absolute;right:10px;top:8px;padding:5px;border:0;background:none;color:#68818d;font-size:11px}.login-footer{margin-top:30px!important;font-size:11px}.settings{max-width:680px}.hint{background:#f0f5f5;padding:15px;border-radius:6px;font-size:12px;color:#5c777c;margin-bottom:22px}.loading{display:grid;place-items:center;height:100vh;color:#6f8796}#toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:#173e42;color:white;border-radius:8px;padding:13px 24px;z-index:50;box-shadow:0 6px 30px #14344d22;display:none;max-width:90vw}#toast.show{display:block}dialog{width:min(900px,95vw);max-height:90vh;border:0;border-radius:12px;padding:0;color:#213747}dialog::backdrop{background:#10283c88;backdrop-filter:blur(3px)}.preview-bar{position:sticky;top:0;display:flex;justify-content:space-between;align-items:center;background:white;border-bottom:1px solid #e0e7ec;padding:16px 25px;z-index:1}#preview-content{padding:40px;overflow-wrap:anywhere}#preview-content h1{margin:18px 0;font-size:30px}#preview-content h2{margin:30px 0 15px}#preview-content p{white-space:pre-wrap;margin:18px 0}#preview-content img{max-width:100%;max-height:450px;object-fit:contain;display:block;margin:20px auto}#preview-content figure{margin:25px 0}#preview-content figcaption{font-size:12px;color:#6a7e88}#preview-content dl{display:grid;grid-template-columns:120px 1fr;border-top:1px solid #dae3e8}#preview-content dt,#preview-content dd{padding:12px;margin:0;border-bottom:1px solid #dae3e8;white-space:pre-wrap}.mobile-brand{display:none}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@media(max-width:1100px){.content{padding:28px 25px}.topbar{padding:0 25px}.shell{grid-template-columns:200px 1fr}.stats{grid-template-columns:repeat(2,1fr)}.editor-grid{grid-template-columns:minmax(0,1fr)}.editor-aside{display:grid;grid-template-columns:1fr 1fr;gap:18px}.welcome .steps{display:none}.brand{font-size:14px}.sidebar{padding:25px 12px}}@media(max-width:700px){.shell{display:block}.sidebar{position:relative;height:auto;padding:16px;display:block}.brand{margin:0 0 15px;font-size:17px}.nav-label,.sidebar-bottom,.sidebar .count{display:none}.sidebar nav{display:flex;overflow-x:auto;gap:5px}.nav-item{width:auto;white-space:nowrap;font-size:12px;padding:9px 11px;margin:0}.nav-item svg{width:16px;height:16px}.topbar{height:55px;padding:0 18px}.content{padding:25px 16px 55px}.page-head{align-items:flex-start}.page-head h1{font-size:23px}.page-head p{font-size:12px}.page-head .actions{justify-content:flex-end}.button{padding:9px 12px;font-size:12px}.welcome{padding:24px}.welcome h2{font-size:18px}.stats{gap:12px}.stat{padding:17px}.stat strong{font-size:30px}.filters{flex-wrap:wrap}.filters input{max-width:none;flex:1;min-width:160px}.filters select{width:135px}.result-count{width:100%;margin-left:0}.panel-body{padding:20px}.panel-head{padding:16px 20px}.editor-aside{display:block}.editor-head{position:static}.editor-head .page-head{display:block}.editor-head .actions{justify-content:flex-start;margin-top:18px}.field-row{grid-template-columns:1fr;gap:0}.login{display:block}.login-visual{min-height:200px;padding:30px}.login-visual h1{font-size:22px;margin-top:30px}.login-visual p,.login-visual small{display:none}.login-form-wrap{padding:35px 25px}.login-footer{margin-bottom:0}#preview-content{padding:25px}#preview-content h1{font-size:24px}}

.sidebar .brand{font-size:15px;gap:8px}.sidebar .brand>div{white-space:nowrap}.sidebar .brand small{font-size:8px;letter-spacing:.12em}.nav-item{font-size:13px;gap:10px;white-space:nowrap}.sidebar .brand img{width:31px;height:31px}.sidebar .brand{margin-left:8px;margin-right:0}@media(min-width:701px) and (max-width:1100px){.sidebar .brand{font-size:12px}.sidebar .brand small{font-size:7px}.nav-item{padding-left:10px;padding-right:10px;font-size:12px}.sidebar .count{padding:0 4px}}

/* Mobile administration: keep desktop styles unchanged. */
@media(max-width:700px){
  .sidebar{padding:18px 16px}
  .sidebar .brand{margin:0 0 16px;font-size:16px}
  .sidebar nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;overflow:visible}
  .sidebar .nav-item{min-height:44px;width:100%;font-size:13px;padding:10px;white-space:normal;line-height:1.4}
  .sidebar .nav-item:first-child{grid-column:1/-1}
  .sidebar .count{display:block;margin-left:auto}
  .sidebar-bottom{display:block;padding-top:12px;margin:0}
  .sidebar-bottom a{padding:8px 0;min-height:44px}
  .sidebar-bottom>small{display:none}
  .topbar{height:auto;min-height:64px;flex-wrap:wrap;gap:6px;padding:12px 16px}
  .topbar>span{width:100%}
  .account{width:100%;min-width:0;font-size:12px}
  .account>span:not(.avatar){overflow-wrap:anywhere;min-width:0}
  .account .text-button{margin-left:auto;min-height:44px;flex-shrink:0}
  .content{padding:24px 16px calc(32px + env(safe-area-inset-bottom))}
  .page-head{flex-wrap:wrap;gap:14px}
  .page-head>div{min-width:0}
  .page-head>.button{min-height:44px}
  .button,.button.small,.upload{min-height:44px}
  input:not([type=checkbox]),textarea,select{font-size:16px;max-width:100%}
  .editor-title{font-size:16px!important}
  .welcome{padding:20px}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .stat{padding:14px;min-width:0}
  .stat-top{gap:5px;font-size:12px;flex-wrap:wrap}
  .stat-top svg{width:17px;height:17px;padding:6px}
  .stat small{display:block;line-height:1.6}
  .filters{display:grid;grid-template-columns:minmax(0,1fr);gap:10px}
  .filters input,.filters select{width:100%;min-width:0;max-width:none}
  .panel-head{padding:16px;flex-wrap:wrap}
  .panel-body{padding:16px}
  .table-wrap{overflow:visible}
  .table-wrap table,.table-wrap tbody{display:block;width:100%}
  .table-wrap thead{display:none}
  .table-wrap tr{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;padding:16px;border-top:1px solid #edf1f4}
  .table-wrap tr:first-child{border-top:0}
  .table-wrap td{display:block;padding:0;border:0;min-width:0}
  .table-wrap td.title-cell{grid-column:1/-1;width:auto;min-width:0}
  .row-title{align-items:flex-start;gap:12px}
  .row-title>div{min-width:0;overflow-wrap:anywhere}
  .row-title button{min-height:44px}
  .table-wrap td:nth-child(2){align-self:center}
  .table-wrap td:nth-child(3){grid-column:1;grid-row:3;align-self:center}
  .table-wrap td:last-child{grid-column:2;grid-row:2/4;align-self:center}
  .editor-grid,.editor-grid>div,.editor-aside{min-width:0}
  #editor-form{padding-bottom:90px}
  .editor-head .actions{position:fixed;bottom:0;left:0;right:0;z-index:10;margin:0;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid #dfe6eb;box-shadow:0 -4px 20px #10283c0a;display:grid;grid-template-columns:1fr 1.3fr;gap:10px}
  .editor-head .actions .button{white-space:normal}
  .block{padding:12px}
  .block-head{gap:8px;flex-wrap:wrap}
  .block-head button{min-width:40px;min-height:40px}
  .block-tools{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .block-tools .button:last-child{grid-column:1/-1}
  .settings{width:100%}
  .login-visual{min-height:auto;padding:24px}
  .login-visual h1{font-size:20px;margin-top:20px;margin-bottom:0}
  .login-form-wrap{padding:28px 20px}
  .login-form h1{font-size:24px}
  .password-wrap button{min-height:42px;min-width:44px;top:2px;right:4px}
  dialog{width:calc(100% - 24px);max-height:calc(100dvh - 32px)}
  .preview-bar{padding:12px 16px;gap:10px}
  #preview-content{padding:20px 16px}
  #preview-content h1{font-size:22px}
  #preview-content dl{grid-template-columns:1fr}
  #preview-content dt{padding-bottom:0;border-bottom:0;font-weight:600}
  #preview-content dd{padding-top:6px}
  #toast{bottom:calc(88px + env(safe-area-inset-bottom));width:calc(100% - 32px);max-width:none;padding:12px 16px;font-size:13px}
}
@media(max-width:700px){.editor-head{backdrop-filter:none;-webkit-backdrop-filter:none}}

/* Author input styles must not override native hidden controls. */
[hidden]{display:none!important}

/* Shared THG artwork on login and every administration screen. */
.brand img{width:64px;height:64px;object-fit:contain;flex-shrink:0;background:#fff;padding:4px;border-radius:8px}
.sidebar .brand img{width:44px;height:44px;padding:3px;border-radius:6px}
@media(min-width:701px) and (max-width:1100px){.sidebar .brand img{width:36px;height:36px}}