/* Shared visual language: ink, warm paper, quiet sea-green accents. */
:root{--ink:#152e52;--muted:#5a7295;--blue:#253a59;--blue2:#4b6489;--green:#395278;--line:#d8e0eb;--soft:#edf1f6;--shadow:0 16px 50px #202c3e10;--j-ink:#152e52;--j-muted:#5a7295;--j-blue:#253a59;--j-line:#d8e0eb;--j-soft:#edf1f6}
html{scroll-behavior:smooth}
body:not(.dark){background:#f4f7fc;color:#152e52}
button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}
button,a{touch-action:manipulation}
button{cursor:pointer}
button:focus-visible,a:focus-visible{outline:3px solid #657fa5;outline-offset:4px}
button:disabled{cursor:not-allowed}
[hidden]{display:none!important}
.cm-header{height:84px;position:relative;z-index:15;background:#f4f7fcee;border-bottom:1px solid #dbe2ed;box-shadow:none;backdrop-filter:blur(14px)}
.cm-brand{gap:12px}.cm-brand img{width:43px;height:43px;border-radius:14px}.cm-brand b{font-size:22px;letter-spacing:.12em}.cm-brand small{font-size:10px;letter-spacing:.12em;margin-top:3px}
.brand-nav{display:flex;align-items:center;gap:25px}.brand-nav a{font-size:12px;color:#41536d;text-decoration:none}.brand-nav a:hover{color:#17263d}
.brand-nav span{font-size:10px;letter-spacing:.14em;color:#7389ab;border-left:1px solid #cdd7e5;padding-left:25px}
#view{width:min(1160px,calc(100% - 64px));padding-top:42px}
.site-footer{width:min(1160px,calc(100% - 64px));margin:24px auto 0;padding:24px 0 32px;border-top:1px solid #d8e0eb;display:flex;align-items:center;justify-content:space-between;color:#6d85a8;font-size:11px;gap:16px}
.site-footer>span{letter-spacing:.12em}.site-footer button{border:0;background:transparent;color:#546b8d;padding:8px;font-size:11px}
.welcome-layout{display:grid;grid-template-columns:1.35fr 1fr;gap:64px;align-items:center;min-height:650px;padding:8px 0 48px}
.welcome-story{position:relative;min-height:640px;padding:10px 0}
.welcome-kicker{display:flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.14em;color:#546a8b}
.welcome-kicker i{width:6px;height:6px;background:#5c7498;border-radius:50%}
.welcome-story h1{position:relative;z-index:2;font-size:clamp(36px,4.2vw,59px);font-weight:650;line-height:1.27;letter-spacing:-.045em;margin:28px 0}
.welcome-story h1 em{font-style:normal;color:#5c759a;position:relative}
.welcome-story>p{font-size:14px;line-height:2;color:#587093;margin:0;position:relative;z-index:2}
.welcome-trail{display:flex;gap:14px;align-items:center;margin-top:25px;font-size:11px;color:#526888}
.welcome-trail b{font-weight:400;color:#aab8cc}
.welcome-art{position:absolute;bottom:0;right:20px;width:310px;height:240px;overflow:hidden}
.welcome-art img{width:144px;height:144px;object-fit:contain;position:absolute;right:42px;top:50px;transform:rotate(-9deg);border-radius:50%;mix-blend-mode:multiply}
.welcome-orbit{position:absolute;inset:20px 5px;border:1px solid #c9d1de;border-radius:50%;transform:rotate(-25deg)}
.welcome-orbit:after{content:"";position:absolute;inset:20px -20px;border:1px dashed #c2ccdb;border-radius:50%;transform:rotate(60deg)}
.art-note{position:absolute;left:12px;bottom:25px;color:#587093;font-size:12px;line-height:1.9;transform:rotate(-7deg)}.art-note b{font-weight:600}.art-star{position:absolute;right:30px;top:20px;color:#c2a565;font-size:33px;font-style:normal}
.welcome-entry{padding:38px 34px 28px;border:1px solid #d3dbe8;background:#fffef8;border-radius:5px 40px 5px 5px;box-shadow:12px 14px 0 #e6ebf2;position:relative}
.entry-number{font-size:9px;letter-spacing:.15em;color:#758bac}
.welcome-entry h2{font-size:25px;letter-spacing:-.03em;margin:24px 0 7px}.welcome-entry>p{font-size:12px;color:#6a82a6;margin:0 0 30px}
.entry-choice{display:flex;align-items:center;width:100%;gap:15px;border:0;border-top:1px solid #d5ddea;background:transparent;padding:24px 0;text-align:left;color:#23334a;transition:transform .2s}
.entry-choice:hover{transform:translateX(4px)}.entry-choice>span:nth-child(2){flex:1}.entry-choice b{font-size:18px;font-weight:600}.entry-choice small{display:block;font-size:11px;color:#6b83a6;margin-top:7px}.entry-choice i{font-style:normal;font-size:23px}
.entry-icon{width:46px;height:50px;border-radius:16px 16px 4px 16px;background:#e0e6f0;display:grid;place-items:center;font-size:23px;font-family:serif}.teacher-choice .entry-icon{background:#f0eadd;color:#8e7955}
.entry-divider{height:1px;background:#d5ddea}.entry-library{padding:26px 0 24px;text-decoration:none;color:#313f55;display:flex;align-items:center;justify-content:space-between}.entry-library small{display:block;font-size:10px;color:#7c91b1;margin-bottom:7px}.entry-library b{font-size:14px;font-weight:500}.entry-library i{font-style:normal;font-size:22px}
.entry-signature{border-top:1px dashed #c9d2df;padding-top:20px;display:flex;align-items:center;justify-content:space-between;color:#7e93b2}.entry-signature span{font-size:9px;letter-spacing:.1em}.entry-signature b{font-family:serif;font-size:19px;letter-spacing:.16em;color:#4f6484}
.dash-head{margin-bottom:28px}.dash-head h1{font-size:32px;font-weight:600;letter-spacing:-.04em;margin-top:10px}.dash-head small{font-size:12px;letter-spacing:.04em}
.primary,.agent-primary{background:#253a59;box-shadow:none;border-radius:8px;padding:12px 18px;font-size:12px}
.agent-primary{color:#fff!important}
.class-row{text-align:left;color:#23334a}
.secondary,.row-btn{background:#e5eaf1;color:#3c4c63;border-radius:8px;padding:11px 15px}
.dash-actions button{font-size:11px}.agent-console{position:relative;overflow:hidden;border-radius:6px 30px 6px 6px;border:1px solid #d5dde9;background:#e4e9f1;box-shadow:none;color:#23334c;padding:27px 30px;gap:20px}
.agent-console:after{content:"";position:absolute;right:20%;top:-35px;width:130px;height:130px;border-radius:50%;border:26px solid #d3dce950;pointer-events:none}
.agent-console small{font-size:10px;letter-spacing:.12em;color:#5f799f}.agent-console h2{font-size:23px;font-weight:600;letter-spacing:-.03em}.agent-console p{font-size:12px;line-height:1.8;color:#597195;max-width:510px}
.agent-actions{position:relative;z-index:1}.agent-secondary{background:#fff9;color:#455772;border:1px solid #c5cedc;border-radius:8px}
.kpis{gap:0;border-top:1px solid #d4dce9;border-bottom:1px solid #d4dce9;margin:28px 0}
.kpi{background:transparent;border:0;border-right:1px solid #d7dfea;border-radius:0;padding:20px 26px}.kpi:first-child{padding-left:0}.kpi:last-child{border-right:0}
.kpi small{font-size:11px;letter-spacing:.04em}.kpi b{font-size:36px;font-weight:500;font-variant-numeric:tabular-nums;margin-top:12px}
.dash-grid{gap:26px;grid-template-columns:1.35fr 1fr}.panel{padding:25px;border-radius:14px;border:1px solid #d7dfeb;box-shadow:none;background:#fffefb;margin-bottom:24px}
.panel-head h2{font-size:17px;font-weight:600;letter-spacing:.02em}.panel-head small{font-size:10px}
.class-row,.recent-row{border:0;border-bottom:1px solid #e0e6ef;border-radius:0;padding:15px 5px;background:none}.class-row.active{border:0;border-left:3px solid #667fa4;background:#e9edf4;border-radius:3px;padding-left:13px}
.class-row b,.recent-row b{font-size:13px;font-weight:600}.class-row small,.recent-row small{font-size:11px;line-height:1.7}.class-code{letter-spacing:.15em;font-size:14px}
.ability-list{gap:19px;margin-top:22px}.ability-row{font-size:12px;grid-template-columns:80px 1fr 35px}.ability-row i{height:6px;background:#dee4ee}.ability-row i b{background:#6981a5}.ability-row strong{font-weight:500;font-variant-numeric:tabular-nums}
.recent-row>strong{font-size:20px;font-weight:500;color:#5a7295}.empty{padding:32px 15px;line-height:1.9}
.cm-modal{background:#102c3970;backdrop-filter:blur(5px)}.cm-modal-card{border-radius:18px;background:#fffefb;box-shadow:0 35px 90px #14243b35}
.form h2{font-size:25px;letter-spacing:-.03em;margin-bottom:10px}.form>p{font-size:12px;line-height:1.9}.field{gap:7px;margin:17px 0}.field label{font-size:12px;font-weight:500}.field input,.field textarea,.field select{border-color:#d3dce9;border-radius:8px;background:#fff;padding:13px;font-size:14px}
.form-note{background:#f3f5ec;border-radius:6px;line-height:1.9}.form .primary{margin-top:18px}
.privacy-sheet{padding:15px 6px}.privacy-sheet>small{font-size:11px;letter-spacing:.12em;color:#5d769c}.privacy-sheet h2{font-size:25px;line-height:1.5;margin:18px 0 28px}.privacy-sheet h3{font-size:15px;margin:24px 0 8px}.privacy-sheet p{font-size:13px;line-height:1.9;color:#587094}.privacy-sheet button{margin-top:18px}
.student-mode .cm-header{display:none}.student-mode .site-footer{margin-top:12px;padding-bottom:110px;max-width:800px}.student-mode #view{padding-top:22px}
.student-tasks{gap:20px}.student-task{border-radius:4px 23px 4px 4px;background:#fffef7;border:1px solid #d3dce9;box-shadow:4px 5px 0 #dfe5ef;padding:23px}
.student-task h2{font-size:19px;line-height:1.5;font-weight:600}.student-task p{font-size:12px;line-height:1.9}.student-task button{border-radius:7px;font-size:12px;background:#e0e6f0;color:#3e4e67}
.student-report .report-summary{background:#25364f;border-radius:6px 30px 6px 6px;box-shadow:none}.report-summary>div b{font-size:60px;font-weight:500}.report-summary p{font-size:12px;line-height:1.8}
.resource-intro{background:#e5eaf2;color:#24354e;border:1px solid #d1dae8;border-radius:4px 30px 4px 4px;padding:32px}.resource-intro small{color:#657da2}.resource-intro h2{font-size:29px;font-weight:500}.resource-intro p{font-size:12px;color:#597195;line-height:1.9}
.resource-grid{counter-reset:resource;gap:0 28px}.resource-grid a{counter-increment:resource;position:relative;border:0;border-bottom:1px solid #ced7e5;border-radius:0;background:transparent;padding:29px 35px 29px 40px;min-height:108px}
.resource-grid a:before{content:"0" counter(resource);position:absolute;left:0;top:29px;color:#879ab7;font-size:11px}.resource-grid a:after{content:"↗";position:absolute;right:0;top:29px;color:#4c607f;font-size:24px}.resource-grid b{font-size:18px;font-weight:500}.resource-grid span{font-size:12px;line-height:1.8;margin-top:10px}
.quiz-head small{letter-spacing:.12em;font-size:10px}.quiz-head h2{font-size:26px}.scenario{background:#e9edf4;border-left:3px solid #9aaac3;border-radius:0;padding:20px;line-height:1.9}
.question{border-top:1px solid #dbe2ec;padding-top:22px;margin-top:26px}.question h3{font-size:16px;line-height:1.9}.options label{border-radius:8px;padding:14px;font-size:13px;line-height:1.7;cursor:pointer}.options label:has(input:checked){background:#e8edf4;border-color:#778dad}
#whaleDialog{box-shadow:0 24px 80px #20324c30;border-color:#ced7e5;border-radius:22px;background:#fffef8}
#whaleDialog>header{background:#e9edf4}#whaleDialog>header small{letter-spacing:.02em;color:#7087aa}
#whaleDialog>footer{display:flex;justify-content:space-between;align-items:center;padding:8px 17px;color:#798eae}
#whaleDialog>footer button{background:transparent;border:0;color:#5c7499;font-size:10px;padding:8px}
.whale-message{line-height:1.9!important}.whale-message.from-user{background:#dae2ed!important}
/* Legacy resource tools share the same palette, without changing their behavior. */
body:not(.dark):has(#dbView){--bg:#f4f7fc;--nav-bg:#f4f7fc;--card-bg:#fffefb;--card-border:#d4dce9;--text:#152e52;--text2:#5c759a;--accent:#394c69;--accent-light:#e2e8f0;--icon-bg:#e5eaf2;--input-bg:#e9edf4;--input-border:#cdd7e5}
body:not(.dark) .wx-nav{border-bottom:1px solid #d4dce9;background:#f4f7fc!important;box-shadow:none}
body:not(.dark) .db-header{background:#e5ebf3!important}
body:not(.dark) .db-tab.on{background:#394c69!important;color:#fff!important;box-shadow:none}
body:not(.dark) :is(.db-search,.case-search,.cd-search) input{border-radius:9px!important;background:#fffef8!important}
body:not(.dark) :is(.db-card,.case-card,.doc-card,.calc-card){border-radius:9px!important;border:1px solid #d4dce9!important;box-shadow:none!important}
body:not(.dark) :is(.db-body,.db-list,.case-list,.quiz-body,.doc-body,.calc-body){scrollbar-color:#bdc7d7 transparent}
body:not(.dark) .journey-ask{background:#283c5b;box-shadow:none;border-radius:8px 30px 8px 8px}
body:not(.dark) .journey-scenarios button{border-radius:5px 20px 5px 5px;box-shadow:3px 4px 0 #dbe2ed;background:#fffef9}
body:not(.dark) .journey-learning-hero,body:not(.dark) .journey-resource-intro{background:#e5eaf2;color:#27374f;border-radius:8px}
#resourceReturn{border-radius:8px!important;box-shadow:0 6px 20px #24334a20!important;font-size:12px!important}
@media(min-width:1000px){body:not(.dark) :is(#dbView,#caseView,#quizView,#docView,#calcView)>.wx-nav{padding-left:max(24px,calc((100% - 1040px)/2));padding-right:max(24px,calc((100% - 1040px)/2))}}
@media(max-width:900px){.welcome-layout{gap:30px;grid-template-columns:1.1fr 1fr}.welcome-entry{padding:28px 23px}.welcome-story{min-height:610px}.welcome-art{right:-25px;bottom:0;width:280px}.agent-console{display:block}.agent-actions{margin-top:18px;display:flex;gap:10px}.dash-grid{gap:18px;grid-template-columns:1fr 1fr}}
@media(max-width:600px){.cm-header{height:70px;padding:0 19px}.cm-brand b{font-size:20px}.cm-brand small{display:none}.brand-nav{gap:15px}.brand-nav span{display:none}.brand-nav a{font-size:11px}#view{width:calc(100% - 36px);padding-top:25px}.welcome-layout{display:flex;flex-direction:column;gap:15px;padding-bottom:20px;align-items:stretch}.welcome-story{min-height:410px;padding:0}.welcome-story h1{font-size:40px;line-height:1.26;margin:20px 0}.welcome-story>p{font-size:12px;line-height:1.8;max-width:235px}.welcome-trail{font-size:10px;gap:9px;margin-top:18px}.welcome-art{width:170px;height:180px;right:-12px;bottom:-22px;opacity:.9}.welcome-art img{width:85px;height:85px;right:25px;top:55px}.art-note{display:none}.art-star{font-size:25px;right:15px;top:28px}.welcome-entry{border-radius:5px 27px 5px 5px;box-shadow:6px 8px 0 #e6ebf2;padding:24px}.welcome-entry h2{font-size:23px;margin-top:18px}.welcome-entry>p{margin-bottom:20px}.entry-choice{padding:20px 0}.site-footer{width:calc(100% - 36px);padding:20px 0;font-size:10px}.site-footer>span{letter-spacing:0;max-width:230px;line-height:1.8}.dash-head{gap:15px;margin-bottom:20px}.dash-head h1{font-size:24px;line-height:1.5;max-width:220px}.dash-head small{font-size:10px}.dash-actions{gap:7px}.dash-actions button{padding:9px 10px;font-size:10px}.agent-console{padding:22px;border-radius:5px 24px 5px 5px}.agent-console h2{font-size:21px;line-height:1.5;max-width:260px}.agent-console p{font-size:11px}.agent-actions{display:flex;flex-direction:row;flex-wrap:wrap;gap:8px}.agent-actions button{padding:11px 12px;font-size:11px}.kpis{grid-template-columns:repeat(2,1fr);margin:22px 0}.kpi{padding:19px 17px!important}.kpi:nth-child(2){border-right:0}.kpi:nth-child(-n+2){border-bottom:1px solid #d7dfea}.kpi b{font-size:32px}.dash-grid{grid-template-columns:1fr}.panel{padding:20px;border-radius:12px;margin-bottom:18px}.student-mode #view{width:calc(100% - 28px);padding-top:16px}.student-tasks{gap:15px}.resource-intro{padding:25px}.resource-grid{grid-template-columns:1fr}.resource-grid a{padding-top:22px;padding-bottom:22px;min-height:95px}.resource-grid a:before,.resource-grid a:after{top:24px}.resource-grid b{font-size:17px}.cm-modal-card{padding:23px 20px}.privacy-sheet h2{font-size:22px}.privacy-sheet p{font-size:12px}.student-mode .site-footer{padding-bottom:105px}.form h2{font-size:23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
.answer-review { text-align:left; margin:28px 0; }
.answer-review > p { color:var(--muted,#556b8d); }
.review-item { border-top:1px solid #d7dfea; padding:22px 0; }
.review-item small { color:#304a71; font-weight:700; }
.review-item.needs-review small { color:#9a6028; }
.review-item h3 { line-height:1.65; margin:10px 0; }
.review-item p { overflow-wrap:anywhere; line-height:1.75; }
.review-answer { font-weight:650; color:#21395e; }
.review-explanation { background:#edf1f6; padding:16px; border-radius:12px; line-height:1.8; white-space:pre-wrap; overflow-wrap:anywhere; }
.result > button { margin:8px; }