:root{--navy:#16273F;--ink:#16273F;--muted:#5E6670;--gold:#B78F48;--gold-text:#8C6A34;--bg:#FAF7F0;--line:#E6E1D6;--blue:#F4EFE5;--white:#fff;--green:#2F5D50;--red:#8A3B2E}*{box-sizing:border-box}body{margin:0;font-family:"Noto Sans JP","Yu Gothic UI",Meiryo,system-ui,sans-serif;color:var(--ink);background:var(--bg);font-size:15px;line-height:1.65}button,input,textarea,select{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:disabled{opacity:.48;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid 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a.active{background:#334b65;color:white;box-shadow:inset 3px 0 var(--gold)}.nav a.locked{opacity:.55}.nav a span{float:right;font-size:12px;color:#d9c8a8}.side-footer{margin-top:auto;padding:20px 13px 0;border-top:1px solid #385067;font-size:12px}.logout{display:block;margin-top:10px;color:#fff;background:transparent;border:1px solid #65778a;border-radius:5px;padding:6px 12px}.shell{margin-left:225px;min-height:100vh}.topbar{padding:18px 36px;background:#fff;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:12px}.topbar .member{font-size:13px}.content{max-width:1300px;margin:auto;padding:32px 36px 70px}.page-head{margin-bottom:26px}.page-head p{color:var(--muted);max-width:760px;margin:0}.row{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}.stack{display:grid;gap:18px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px;min-width:0}.card.toned{background:var(--navy);color:#fff;border-color:var(--navy)}.toned .muted{color:#bfcbd7}.metric{font-size:30px;line-height:1.4;margin:8px 0}.metric small{font-size:14px}.label{font-size:12px;color:var(--muted)}.badge{display:inline-block;font-size:12px;padding:3px 9px;background:var(--blue);border-radius:20px;white-space:nowrap}.badge.gold{background:#f0e7d8;color:#795a2c}.badge.green{background:#e7f2ec;color:var(--green)}.badge.red{background:#faecec;color:var(--red)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;padding:9px 18px;background:var(--navy);color:#fff;border:1px solid var(--navy);border-radius:7px;font-weight:600;font-size:14px}.btn.secondary{background:#fff;color:var(--navy);border-color:#bcc9d6}.btn.danger{background:white;color:var(--red);border-color:#e3bebe}.btn.small{min-height:34px;padding:5px 12px;font-size:12px}.btn.light{background:#fff;color:var(--navy)}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.notice{padding:13px 16px;background:#f7f1e6;border:1px solid #e9ddc7;border-radius:7px;font-size:13px;color:#755f3e;margin-bottom:20px}.notice.info{background:#edf3f9;border-color:#d5e2ef;color:#456078}.notice.error{background:#fbeded;color:var(--red);border-color:#edcaca}.empty{padding:26px;text-align:center;border:1px dashed #c8d3de;border-radius:8px;color:var(--muted)}.divider{height:1px;background:var(--line);margin:20px 0}label.field{display:grid;gap:6px;font-size:13px;font-weight:600;margin-bottom:16px}input,select,textarea{border:1px solid #becbd8;border-radius:6px;padding:10px 12px;width:100%;background:#fff;color:var(--ink);min-width:0}textarea{min-height:100px;resize:vertical}input[type=checkbox]{width:20px;height:20px;accent-color:var(--navy);flex-shrink:0}.check{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:7px;margin-bottom:10px;font-size:14px}.table-wrap{overflow:auto;max-width:100%}table{width:100%;border-collapse:collapse;font-size:13px;white-space:nowrap}td,th{border-bottom:1px solid var(--line);padding:12px;text-align:right}th:first-child,td:first-child{text-align:left}th{background:#f5f7fa;font-weight:600}tr:last-child td{border-bottom:0}.positive{color:var(--green)}.negative{color:var(--red)}.tabs{display:flex;gap:6px;padding:5px;background:#e8edf2;border-radius:8px;max-width:100%;overflow:auto;margin-bottom:22px}.tabs a{padding:8px 17px;white-space:nowrap;border-radius:5px;font-size:13px}.tabs a.active{background:#fff;box-shadow:0 1px 3px #1a2a3a13}.wizard{max-width:700px;margin:auto}.steps{display:flex;gap:5px;margin-bottom:24px}.steps i{height:4px;flex:1;background:#e2e8ee;border-radius:2px}.steps i.done{background:var(--gold)}.choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:24px}.choice{border:1px solid #cbd5e0;background:#fff;color:var(--ink);padding:25px 14px;border-radius:9px;text-align:center;font-size:17px;min-height:75px}.choice:hover{border-color:var(--gold);background:#faf7f1}.choice.selected{border-color:var(--gold);background:#f7f0e5;box-shadow:0 0 0 1px var(--gold)}.reader{position:relative;max-width:850px;overflow:hidden}.reader-body{white-space:pre-wrap;line-height:2.1;min-height:240px;position:relative;z-index:1}.watermark{color:#66758825;font-size:23px;transform:rotate(-22deg);pointer-events:none;position:absolute;top:47%;left:12%;letter-spacing:.04em;z-index:2}.video-placeholder{padding:28px;border:1px dashed #c4ced8;text-align:center;background:#f7f9fb;border-radius:8px}.message{border:1px solid var(--line);padding:18px;border-radius:8px;background:white}.message.unread{border-left:4px solid var(--gold)}.message p{white-space:pre-wrap;overflow-wrap:anywhere}.message time{color:var(--muted);font-size:12px}.reply{background:#f1f5f8;border-radius:6px;padding:12px 15px;margin-top:10px;font-size:13px;white-space:pre-wrap}.login{min-height:100vh;display:grid;grid-template-columns:minmax(250px,.8fr) minmax(350px,1fr)}.login-aside{padding:70px 50px;background:var(--navy);color:#fff;display:flex;flex-direction:column;justify-content:center}.login-aside h1{font-family:"Cormorant Garamond",Georgia,serif;font-weight:600;letter-spacing:.09em;font-size:38px}.login-aside p{color:#c5cfda;max-width:370px}.login-panel{padding:45px;max-width:680px;width:100%;margin:auto}.demo-accounts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:14px}.demo-accounts button{border:1px solid var(--line);background:white;padding:9px;border-radius:5px;font-size:12px;text-align:left}.demo-accounts button:hover{border-color:var(--gold)}.mobile-nav{display:none}#toast{position:fixed;bottom:25px;right:25px;background:var(--navy);color:white;border-radius:8px;padding:13px 20px;box-shadow:0 5px 30px #0002;max-width:min(480px,90vw);z-index:100;display:none;font-size:13px}.break{overflow-wrap:anywhere}.login-error{color:var(--red);font-size:13px;min-height:24px}.subtle-link{text-decoration:underline;font-size:13px}.balance{font-variant-numeric:tabular-nums}.loading{padding:40px;color:var(--muted)}.footnote{font-size:12px;color:var(--muted);margin-top:18px}details summary{cursor:pointer;font-weight:600}details[open] summary{margin-bottom:18px}.summary-line{display:flex;justify-content:space-between;gap:15px;padding:9px 0;border-bottom:1px solid var(--line)}
@media(max-width:1100px){.sidebar{width:195px}.shell{margin-left:195px}.content{padding:27px 24px 70px}.topbar{padding:16px 24px}.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.card{padding:20px}}
@media(max-width:760px){h1{font-size:24px}.sidebar{display:none}.shell{margin-left:0}.topbar{padding:14px 18px}.content{padding:24px 16px 100px}.grid,.grid.three{grid-template-columns:1fr}.grid.four{gap:10px}.card{padding:18px}.metric{font-size:25px}.mobile-nav{position:fixed;bottom:0;left:0;right:0;display:flex;background:#fff;border-top:1px solid var(--line);z-index:20;padding:8px 2px calc(8px + env(safe-area-inset-bottom));justify-content:space-around}.mobile-nav a{font-size:12px;text-align:center;padding:6px;min-width:49px}.mobile-nav a.active{color:#8c6b36;font-weight:700}.mobile-nav a span{display:block;font-size:16px;margin-bottom:2px}.login{display:block}.login-aside{padding:32px 24px}.login-aside h1{font-size:30px}.login-aside p{margin-bottom:0}.login-panel{padding:28px 23px}.choices{gap:9px}.choice{font-size:16px;padding:20px 9px}.badge{font-size:12px}.topbar .member{font-size:12px}#toast{bottom:85px;right:14px;max-width:calc(100vw - 28px)}.tabs a{padding:8px 12px}.watermark{font-size:17px;left:4%}.preview{font-size:12px}.summary-line{font-size:13px}}
.verification-controls{margin-bottom:22px}.set-filters{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}.set-filters label.field{margin:0}.set-create{margin-top:18px;padding-top:15px;border-top:1px solid var(--line)}.broker-settings{margin-bottom:20px}.set-toggle{display:none}
@media(max-width:480px){.set-filters{grid-template-columns:1fr;gap:10px}.verification-controls .row{align-items:flex-start}.set-toggle{display:inline-flex}.verification-controls.has-context:not(.expanded)>.set-filters,.verification-controls.has-context:not(.expanded)>.set-create,.verification-controls.has-context:not(.expanded)>.actions,.verification-controls.has-context:not(.expanded)>small{display:none}}
@media print{.sidebar,.topbar,.mobile-nav,.actions,.preview{display:none}.shell{margin:0}.content{padding:0}.reader-body,.reader .video-placeholder{display:none}.reader:after{content:"教材はアプリ内で閲覧してください。"}.watermark{position:static;transform:none;color:#666}}

.version-notice{position:fixed;bottom:80px;right:16px;left:16px;z-index:100;background:#fff;border:1px solid #b89456;box-shadow:0 8px 24px #172b4233;padding:16px;display:flex;justify-content:space-between;align-items:center;gap:12px;}
.admin-shortcuts{margin-bottom:24px}.chart-upload-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:16px 0 22px}.chart-drop{display:flex;flex-direction:column;gap:10px;min-width:0;border:1px dashed #b8c7d5;border-radius:9px;padding:12px;background:#f7f9fb}.chart-drop.drag-active{background:#f4ecde;border:2px solid var(--gold)}.chart-drop.uploading{opacity:.65}.chart-drop img{width:100%;height:112px;object-fit:contain;background:#e8edf2;border-radius:5px}.chart-placeholder{height:112px;display:grid;place-items:center;font-size:12px;text-align:center;color:var(--muted)}.chart-file-label{position:relative;cursor:pointer;text-align:center}.chart-file-label input{position:absolute;inset:0;opacity:0;cursor:pointer;padding:0}.chart-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:20px 0}.chart-gallery a{min-width:0;border:1px solid var(--line);border-radius:7px;overflow:hidden}.chart-gallery span{display:block;padding:8px 10px;font-size:12px;font-weight:600}.chart-gallery img{width:100%;height:130px;object-fit:contain;background:#edf1f5;display:block}.booking-month{border:1px solid var(--line);border-radius:10px;padding:15px}.calendar-days{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:5px;text-align:center;margin-top:18px}.calendar-weekday{font-size:12px;color:var(--muted);padding-bottom:6px}.calendar-day{min-height:40px;padding:7px 0;border:0;border-radius:6px;position:relative;background:#eaf1f6;color:var(--ink);font-size:13px}.calendar-day:disabled{background:#f5f6f7;color:#acb5bd;opacity:1;cursor:default}.calendar-day.selected,.calendar-time.selected{background:var(--navy);color:white}.calendar-day i{width:3px;height:3px;background:var(--gold);border-radius:50%;position:absolute;bottom:4px;left:calc(50% - 1px)}.calendar-times{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:12px 0}.calendar-time{padding:9px 2px}.calendar-time-panel{padding:20px 0}.selected-booking{font-size:12px;color:var(--green)}.schedule-slots{max-height:540px;overflow:auto}.summary-line>span{min-width:0;overflow-wrap:anywhere}.calendar-time-panel h3{margin:0;font-size:15px}
@media(max-width:1100px){.chart-upload-grid,.chart-gallery{grid-template-columns:1fr}.chart-drop img,.chart-gallery img{height:160px}.chart-drop{padding:16px}.chart-placeholder{height:85px}}
.loss-summary{margin:18px 0 22px}.loss-analysis h2{margin-bottom:0}.loss-reason-ranking{padding:0;margin:24px 0;list-style:none}.loss-reason-row{display:flex;align-items:center;gap:16px;padding:19px 0;border-bottom:1px solid var(--line)}.loss-reason-row:last-child{border-bottom:0}.loss-rank{flex:0 0 40px;font-size:23px;font-variant-numeric:tabular-nums;color:var(--gold);text-align:center}.loss-rank small{font-size:12px;margin-left:2px}.loss-reason-content{flex:1;min-width:0}.loss-reason-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:12px}.loss-reason-heading strong{font-size:14px;overflow-wrap:anywhere}.loss-reason-values{display:flex;align-items:center;gap:17px;font-size:12px;white-space:nowrap;color:var(--muted)}.loss-reason-values b{font-size:17px;color:var(--ink);min-width:66px;text-align:right;font-variant-numeric:tabular-nums}.loss-reason-content progress{display:block;appearance:none;-webkit-appearance:none;width:100%;height:8px;border:0;border-radius:8px;overflow:hidden;background:#edf1f5;color:var(--navy)}.loss-reason-content progress::-webkit-progress-bar{background:#edf1f5;border-radius:8px}.loss-reason-content progress::-webkit-progress-value{background:var(--navy);border-radius:8px}.loss-reason-content progress::-moz-progress-bar{background:var(--navy);border-radius:8px}.loss-reason-row:first-child progress::-webkit-progress-value{background:var(--gold)}.loss-reason-row.unrecorded progress::-webkit-progress-value{background:#94a3b3}.loss-reason-row.unrecorded progress::-moz-progress-bar{background:#94a3b3}
@media(max-width:760px){.loss-summary{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.loss-summary .card{padding:13px 9px}.loss-summary .label{font-size:12px}.loss-summary .metric{font-size:23px}.loss-summary .metric small{font-size:12px}.loss-reason-row{gap:9px}.loss-rank{flex-basis:27px;font-size:20px}.loss-reason-heading{display:block}.loss-reason-values{justify-content:flex-end;gap:12px;margin-top:7px}.loss-reason-values b{font-size:16px}.loss-reason-heading strong{font-size:13px}.loss-analysis>.row{align-items:flex-start}.loss-analysis h2{font-size:18px}}
.reason-cell{white-space:normal;min-width:180px;max-width:270px;overflow-wrap:anywhere}.live-filters{margin:18px 0 22px}.live-filters .grid{gap:16px}.live-filters .field{margin-bottom:8px}.live-summary{margin-bottom:22px}.live-summary .metric{overflow-wrap:anywhere}.live-tabs a.active{outline:1px solid #d2bf9e}
.reason-controls{margin:18px 0}.reason-controls .field{margin-bottom:12px}.loss-separate-section{margin-top:22px}.loss-separate-section h2{margin-bottom:0}.loss-reason-separate{list-style:none;margin:0;padding:0}.loss-reason-separate .loss-reason-row progress::-webkit-progress-value{background:#809687}.loss-reason-separate .loss-reason-row progress::-moz-progress-bar{background:#809687}

@media(max-width:760px){.grid.three.loss-summary{grid-template-columns:repeat(3,minmax(0,1fr))}.loss-summary .metric{font-size:21px;overflow-wrap:anywhere}}

/* PRINCIPIA 画面のルール（2026-10-27）：20px以上の見出しはしっぽり明朝 */
h2{font-family:"Shippori Mincho","Yu Mincho",serif;font-weight:500}
.login-aside .eyebrow{color:#CDB98A}

/* 場面のしおり（DEV-003） */
.scene-card{border-top:1px solid var(--line);padding:16px 0}
.scene-card:first-of-type{border-top:0}
.scene-card-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.scene-card-head strong{font-size:15px}
.scene-card-head small{color:var(--muted)}
.scene-card-head .btn{margin-left:auto}
.scene-gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:10px}
.scene-gallery a{min-width:0;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:#fff}
.scene-gallery span{display:block;padding:6px 8px;font-size:12px;font-weight:600}
.scene-gallery img{display:block;width:100%;height:auto}
@media (max-width:760px){.scene-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}}
/* 2026-10-30 DEV-005 学ぶ：章ごとに「読む → 見る → 解く」 */
.chapter-list{display:grid;gap:16px}
.chapter{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.9fr);gap:24px;align-items:center}
.chapter-head{color:inherit;text-decoration:none;min-width:0}.chapter-head h2{margin:0 0 6px}.chapter-head p{margin:0}
.lesson-steps{display:flex;align-items:stretch;gap:8px;min-width:0}
.lesson-step{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:4px;padding:14px 16px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);text-decoration:none}
.lesson-step:hover{border-color:var(--gold)}
.lesson-step .step-head{display:flex;align-items:baseline;gap:8px}
.lesson-step .step-no{font-family:"Noto Sans JP",sans-serif;font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--gold-text)}
.lesson-step .step-verb{font-size:12px;color:var(--muted)}
.lesson-step strong{font-family:"Shippori Mincho","Yu Mincho",serif;font-size:17px;font-weight:600}
.lesson-step small{font-size:13px;color:var(--muted);overflow-wrap:anywhere}
.lesson-step em{font-style:normal;font-size:12px;color:var(--gold-text);margin-top:auto}
.lesson-step.is-empty{background:#fff;border-style:dashed}.lesson-step.is-empty strong{color:var(--muted)}
.step-arrow{align-self:center;color:var(--gold);font-size:16px;flex:0 0 auto}
@media(max-width:1100px){.chapter{grid-template-columns:1fr;gap:16px}}
@media(max-width:760px){.lesson-steps{flex-direction:column}.step-arrow{transform:rotate(90deg);align-self:center;line-height:1}}