:root{--bg:#e9edf0;--panel:#fff;--ink:#192126;--sub:#68727a;--line:#c9d0d5;--dark:#203a57;--dark2:#2d485f;--stamp:#963c43;--paper:#fffefb;--soft:#f5f7f8;--ok:#4d7359;--warn:#966b35}
*{box-sizing:border-box}html,body{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:var(--bg);overflow:hidden}button,input,select{font:inherit}button{cursor:pointer}.app-shell{height:100%;display:grid;grid-template-rows:58px 1fr}.topbar{background:#fff;border-bottom:1px solid #bcc5cb;display:flex;align-items:center;justify-content:space-between;padding:0 18px}.brand{display:flex;align-items:center;gap:10px}.brand-icon{width:38px;height:38px;border-radius:9px}.brand strong{display:block;font-size:16px;letter-spacing:.03em}.brand span{display:block;font-size:10px;color:var(--sub);margin-top:2px}.sync-state{display:flex;align-items:center;gap:7px;font-size:10px;color:#5f6971}.sync-dot{width:8px;height:8px;border-radius:50%;background:#9d7f46}.sync-dot.online{background:#5b8068}.sync-dot.error{background:#a35454}.workspace{display:grid;grid-template-columns:270px minmax(0,1fr);min-height:0}.sidebar{background:#fff;border-right:1px solid #c7ced3;display:grid;grid-template-rows:auto auto 1fr auto;min-height:0}.side-head{padding:14px;border-bottom:1px solid #e4e8eb}.side-label{font-size:9px;font-weight:700;letter-spacing:.1em;color:#59636b;margin-bottom:6px}.month-select{width:100%;height:38px;border:1px solid #b9c1c7;background:#fff;border-radius:2px;padding:0 9px}.side-new{margin-top:7px;width:100%;height:31px;border:1px solid #b9c1c7;background:#fff;color:#40505c;font-size:10px}.summary{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid #e5e9ec}.summary>div{padding:11px 13px;border-right:1px solid #e5e9ec}.summary>div:last-child{border-right:0}.summary b{display:block;font-size:18px}.summary span{font-size:9px;color:#737c83}.side-nav{padding:9px 0;overflow:auto}.side-nav button{width:100%;border:0;background:#fff;padding:11px 14px;display:flex;align-items:center;justify-content:space-between;color:#39444c;text-align:left}.side-nav button span{font-size:11px}.side-nav button em{font-style:normal;font-size:8px;border:1px solid #cad1d6;background:#fff;padding:2px 5px;color:#68727a}.side-nav button.active{background:#e8edf0;border-left:3px solid #315e8c;padding-left:11px;font-weight:700}.side-foot{padding:12px 14px;border-top:1px solid #e5e9ec;font-size:9px;color:#747e85;line-height:1.65}.main{display:grid;grid-template-rows:48px 1fr;min-width:0;min-height:0}.toolbar{background:#f8f9fa;border-bottom:1px solid #c4ccd2;display:flex;align-items:center;justify-content:space-between;padding:0 14px}.view-title{font-size:12px;font-weight:700;color:#3d4850}.toolbar-actions{display:flex;gap:7px}.tool-btn{height:30px;border:1px solid #b5bec5;background:#fff;border-radius:2px;padding:0 10px;font-size:10px}.tool-btn.primary,.solid-btn{background:#294a68;color:#fff;border-color:#294a68}.content{overflow:auto;padding:20px}.view-pane{display:none}.view-pane.active{display:block}.book-shell{max-width:1100px;margin:0 auto;position:relative;padding:16px 22px 28px;background:linear-gradient(90deg,#d8dde0 0%,#eef1f3 5%,#eef1f3 95%,#d6dbde 100%);border:1px solid #bcc5cb;box-shadow:0 8px 22px rgba(0,0,0,.13)}.book-spine{position:absolute;left:10px;top:16px;bottom:28px;width:12px;background:linear-gradient(90deg,#7f8b92,#b1bbc0);border-radius:2px 0 0 2px;box-shadow:inset -2px 0 3px rgba(0,0,0,.18)}.page-edges{position:absolute;right:13px;top:20px;bottom:24px;width:9px;background:repeating-linear-gradient(to right,#f9f8f4 0,#f9f8f4 2px,#d6d3ca 3px,#f6f5f0 4px)}.cover-page{width:min(100%,790px);margin:0 auto;background:var(--paper);min-height:1070px;border:1px solid #9da5aa;box-shadow:0 3px 12px rgba(0,0,0,.14);position:relative;padding:44px 50px 36px}.cover-page:after{content:"";position:absolute;left:6px;right:-5px;bottom:-6px;height:6px;background:linear-gradient(#ece9df,#d8d5cb);border:1px solid #bdb9ae;border-top:0}.cover-org{text-align:center;font-size:10px;letter-spacing:.12em;margin-bottom:12px}.cover-page h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;text-align:center;font-size:28px;letter-spacing:.16em;margin:0;font-weight:700}.cover-month{text-align:center;font-size:13px;margin:7px 0 22px}.formal-rule{height:2px;background:#222;margin-bottom:13px}.cover-meta-table{width:100%;border-collapse:collapse;font-size:9px}.cover-meta-table th,.cover-meta-table td{border:1px solid #222;padding:7px 8px}.cover-meta-table th{background:#f0f0ee;width:90px}.section-heading{font-size:10px;letter-spacing:.08em;margin:16px 0 7px;padding-left:7px;border-left:3px solid #333}.approvals{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.approval-box{border:1px solid #222;background:#fff;display:grid;grid-template-rows:25px 36px 48px}.approval-role{display:flex;align-items:center;justify-content:center;background:#f1f1ef;border-bottom:1px solid #222;font-size:9px;font-weight:700}.approval-box select{border:0;border-bottom:1px solid #aaa;background:#fff;text-align:center;font-size:9px}.approval-seal{display:flex;align-items:center;justify-content:center}.mini-seal,.seal{position:relative;border:2px solid var(--stamp);border-radius:50%;color:var(--stamp);display:flex;align-items:center;justify-content:center;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-weight:700;background:rgba(255,250,250,.75);transform:rotate(-3deg)}.mini-seal{width:38px;height:38px;font-size:10px}.seal{width:46px;height:46px;font-size:13px}.seal:after,.mini-seal:after{content:"";position:absolute;inset:5px;border:1px solid rgba(150,60,67,.62);border-radius:50%}.viewer-head{display:grid;grid-template-columns:120px 1fr 105px;border:1px solid #222;border-bottom:0;font-size:8px}.viewer-head>div{padding:6px 8px;border-right:1px solid #222}.viewer-head>div:last-child{border-right:0}.viewer-head b{font-size:10px}.stamp-grid{display:grid;grid-template-columns:repeat(5,1fr);border-left:1px solid #222;border-top:1px solid #222}.stamp-cell{height:78px;border-right:1px solid #222;border-bottom:1px solid #222;position:relative;background:#fff;display:flex;align-items:center;justify-content:center}.slot-no{position:absolute;left:5px;top:4px;font-size:7px;color:#999}.unread-surname{font-size:9px;color:#778087}.cover-foot{margin-top:14px;border-top:1px solid #333;padding-top:7px;display:flex;justify-content:space-between;font-size:7px;color:#62696e}.open-book{max-width:1180px;margin:0 auto;background:#839099;border:1px solid #6e7a81;box-shadow:0 8px 22px rgba(0,0,0,.18);padding:14px 20px 20px;position:relative}.open-book:before{content:"";position:absolute;left:50%;top:45px;bottom:66px;width:18px;transform:translateX(-50%);background:linear-gradient(90deg,rgba(0,0,0,.17),rgba(255,255,255,.3),rgba(0,0,0,.12));z-index:4;pointer-events:none}.book-status{height:30px;display:flex;align-items:center;justify-content:space-between;color:#fff;font-size:10px;padding:0 4px}.spread{display:grid;grid-template-columns:1fr 1fr;gap:18px}.book-page{background:var(--paper);aspect-ratio:210/297;border:1px solid #aeb4b8;box-shadow:0 3px 12px rgba(0,0,0,.18);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.book-page.left{transform:perspective(1300px) rotateY(1.2deg);transform-origin:right center}.book-page.right{transform:perspective(1300px) rotateY(-1.2deg);transform-origin:left center}.book-page canvas{display:none;max-width:100%;max-height:100%;width:auto;height:auto}.page-placeholder{font-size:10px;color:#9aa2a7}.book-control{margin-top:13px;background:#fff;border:1px solid #c4ccd1;padding:9px 11px;display:flex;align-items:center;justify-content:space-between;gap:10px}.book-nav,.viewer-register{display:flex;gap:7px;align-items:center}.book-control button{height:32px;border:1px solid #aeb8bf;background:#fff;padding:0 12px;font-size:10px}.viewer-register select{height:32px;border:1px solid #b7c0c7;padding:0 8px;min-width:190px}.viewer-register button{background:#294a68;color:#fff;border-color:#294a68}.panel{max-width:980px;margin:0 auto 14px;background:#fff;border:1px solid #c8d0d5;padding:17px}.panel h2{font-size:13px;margin:0 0 12px}.form-row{display:grid;grid-template-columns:1fr 1fr auto;gap:8px}.form-row input{height:38px;border:1px solid #b8c1c8;padding:0 10px}.solid-btn{height:38px;border:1px solid;padding:0 14px}.help{font-size:9px;color:#6c757d}.data-table{width:100%;border-collapse:collapse;font-size:10px}.data-table th,.data-table td{border:1px solid #d0d6da;padding:7px;text-align:left}.data-table th{background:#f3f5f6}.upload-zone{border:1px dashed #9faab2;background:#fafbfb;padding:17px;text-align:center}.upload-status{font-size:9px;color:#69737b;margin-top:8px}.pdf-admin-item{border:1px solid #d1d7db;margin-bottom:7px;padding:9px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px;font-size:10px}.pdf-admin-actions{display:flex;gap:5px}.pdf-admin-actions button{height:28px;border:1px solid #b8c1c7;background:#fff;font-size:9px}.modal-backdrop{position:fixed;inset:0;background:rgba(22,28,32,.46);display:none;align-items:center;justify-content:center;z-index:100}.modal-backdrop.show{display:flex}.modal{width:min(480px,90vw);background:#fff;border:1px solid #909ba3;padding:18px;box-shadow:0 15px 40px rgba(0,0,0,.25)}.modal h3{font-size:14px;margin:0 0 10px}.modal p{font-size:10px;color:#626b72;line-height:1.6}.modal input{width:100%;height:40px;border:1px solid #b7c0c7;padding:0 9px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:15px}.modal-actions button{height:32px;border:1px solid #b5bec5;background:#fff;padding:0 11px}.modal-actions .primary{background:#294a68;color:#fff;border-color:#294a68}.toast{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);background:#26333c;color:#fff;padding:9px 14px;font-size:10px;display:none;z-index:120;box-shadow:0 4px 12px rgba(0,0,0,.2)}@media(max-width:1000px){.workspace{grid-template-columns:220px 1fr}.content{padding:10px}.cover-page{padding:32px 32px 28px}.stamp-cell{height:68px}.seal{width:41px;height:41px;font-size:11px}.book-control{flex-wrap:wrap}.spread{gap:12px}}@media(max-width:760px){body{overflow:auto}.app-shell{height:auto;min-height:100%}.workspace{grid-template-columns:1fr}.sidebar{display:none}.main{min-height:calc(100vh - 58px)}.spread{grid-template-columns:1fr}.book-page.left{display:none}.open-book:before{display:none}.form-row{grid-template-columns:1fr}.cover-page{min-height:auto}.stamp-grid{grid-template-columns:repeat(4,1fr)}}

/* Ver02: authentication / role UI */
.top-actions{display:flex;align-items:center;gap:8px}
.role-badge{display:none;font-size:9px;border:1px solid #c4ccd2;background:#fff;padding:4px 7px;color:#57636b}
.logout-btn{height:29px;border:1px solid #b8c1c7;background:#fff;border-radius:2px;padding:0 9px;font-size:9px;color:#44505a}
.admin-hidden{display:none!important}
.admin-role-select:disabled{background:#f7f8f8;color:#4a555d;opacity:1;-webkit-text-fill-color:#4a555d}
.login-overlay{position:fixed;inset:0;z-index:999;background:linear-gradient(145deg,#e9eef2,#dfe5e9);display:none;align-items:center;justify-content:center;padding:24px}
.login-overlay.show{display:flex}
.login-card{width:min(390px,92vw);background:#fff;border:1px solid #bec7cd;box-shadow:0 18px 45px rgba(31,43,52,.18);padding:30px 30px 26px;text-align:center}
.login-icon{width:82px;height:82px;border-radius:18px;display:block;margin:0 auto 15px}
.login-org{font-size:10px;letter-spacing:.1em;color:#65717a;margin-bottom:5px}
.login-card h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:22px;letter-spacing:.09em;margin:0 0 8px}
.login-card p{font-size:10px;color:#707b83;margin:0 0 20px}
.login-card form{text-align:left}
.login-card label{display:block;font-size:10px;font-weight:700;color:#4d5962;margin-bottom:12px}
.login-card input{width:100%;height:41px;border:1px solid #b9c2c8;background:#fff;margin-top:5px;padding:0 10px;font-size:13px;border-radius:2px}
.login-card button{width:100%;height:42px;border:1px solid #35424c;background:#35424c;color:#fff;font-weight:700;margin-top:4px}
.login-error{min-height:18px;margin-top:9px;font-size:10px;color:#8c3438;text-align:center}

#errorBanner{margin:12px 20px;padding:14px;background:#fff0ec;color:#942d20;border:1px solid #c56350;white-space:pre-wrap}body.busy #monthSelect,body.busy .pdf-admin-actions,body.busy #pdfInput,body.busy .admin-role-select,body.busy #createMonthBtn,body.busy #addStaffBtn,body.busy #confirmViewedBtn{pointer-events:none;opacity:.55}button:disabled{opacity:.45;cursor:default}[hidden]{display:none!important}#viewedAdminList{max-height:420px;overflow:auto}.login-overlay{z-index:10000}
.main{display:flex;flex-direction:column}.toolbar{min-height:48px;flex-shrink:0}.content{flex:1;min-height:0}.top-actions{white-space:nowrap}
@media(max-width:760px){
 .app-shell{grid-template-rows:auto 1fr}.topbar{padding:10px;flex-wrap:wrap;gap:10px}.brand strong{font-size:13px}.top-actions{width:100%;justify-content:flex-end}.workspace{display:block}
 .sidebar{display:block;border-bottom:1px solid #c7ced3}.side-head{display:flex;align-items:center;gap:8px;padding:8px}.side-label{display:none}.month-select{width:160px}.side-new{margin:0;width:auto;padding:0 8px}.summary,.side-foot{display:none}.side-nav{display:flex;padding:0;flex-wrap:wrap}.side-nav button{width:auto;flex:1;gap:5px;padding:10px 6px;justify-content:center}.side-nav button em{display:none}.side-nav button.active{border-left:0;border-bottom:3px solid #315e8c;padding-left:6px}
 .main{min-height:0}.toolbar{flex-wrap:wrap;gap:8px;padding:10px}.content{overflow:visible}.book-shell{overflow:auto;padding:12px}.cover-page{width:640px;min-width:640px;padding:30px}.stamp-grid{grid-template-columns:repeat(5,1fr)}.viewer-head{grid-template-columns:110px 1fr 95px}.cover-page h1{font-size:25px}
 .spread{grid-template-columns:1fr}.book-page.left{display:flex;transform:none}.book-page.right{transform:none}.book-page{min-height:0}.open-book{padding:8px}.book-control{padding:8px}.viewer-register{flex-wrap:wrap}.viewer-register select{min-width:0;width:100%}.book-status{height:auto;min-height:35px;gap:10px}.form-row input{min-width:0}.panel{overflow:auto}.toast{max-width:90vw;width:max-content}
}