/* Deliberately scoped: no worksheet or quiz selectors. */
/* Shared header menu only; question/answer and quiz layout rules stay untouched. */
.student-mode .learner-menu .learner-navigation42{padding:14px;background:#fff;color:#20284b;border:1px solid #e0e5f2;width:min(310px,calc(100vw - 32px));max-height:70dvh;box-shadow:0 14px 40px #20326730}
.student-mode .learner-navigation42 .learner-menu-links42{display:grid;gap:5px}
.student-mode .learner-navigation42 button{margin:0;padding:11px 13px;min-height:44px;border:0;border-radius:10px;background:#f3f4fc;color:#484286;font-size:14px;text-align:left}
.student-mode .learner-menu-settings42{border-top:1px solid #e0e5f2;border-bottom:1px solid #e0e5f2;padding:10px 0;margin:12px 0}
.student-mode .learner-menu-settings42 summary{padding:10px 8px;min-height:44px;font-size:14px;font-weight:650;cursor:pointer}
.student-mode .learner-menu-settings42 label{display:block;margin:12px 0 6px;font-size:13px}
.student-mode .learner-menu-account42{display:grid;gap:7px}.student-mode .learner-menu-account42 strong{padding:4px 8px;font-size:13px;color:#616b86}
.student-mode.dark .learner-menu .learner-navigation42{background:#222e4a;color:#edf0ff;border-color:#46547a}.student-mode.dark .learner-navigation42 button{background:#303b58;color:#edf0ff}.student-mode.dark .learner-menu-account42 strong{color:#bdc6de}
body.learner-platform42{--lp-ink:#20284b;--lp-muted:#616b86;--lp-paper:#fff;--lp-base:#f6f7fd;--lp-line:#e4e8f4;--lp-tint:#edeafd;--lp-purple:#5543c5;background:radial-gradient(140% 160% at 0% 0%,#a5f3fc 0%,#22c1fd 18%,#2563eb 42%,#4f46e5 70%,#7c3aed 100%);background-attachment:fixed;color:var(--lp-ink)}
body.learner-platform42.dark{--lp-ink:#edf0ff;--lp-muted:#bdc6de;--lp-paper:#222e4a;--lp-base:#18233e;--lp-line:#3e4b69;--lp-tint:#39325b;--lp-purple:#c1b2ff}
.learner-platform42 .shell{max-width:1200px;display:block;padding:24px}
.learner-platform42 .learner-brand{background:var(--lp-paper);border:0;border-radius:19px;padding:17px 23px;box-shadow:0 8px 28px #1c32751c;margin-bottom:18px}
.learner-platform42 .lp-brand{display:flex;align-items:center;gap:11px;font-size:22px;font-weight:800;color:var(--lp-ink)}
.learner-platform42 .lp-brand small{font-size:10px;letter-spacing:1.1px;color:var(--lp-muted);margin-top:3px}
.learner-platform42 .lp-logo{display:grid;place-items:center;width:39px;height:39px;border-radius:12px;color:white;background:linear-gradient(140deg,#388ddb,#6950cf);box-shadow:0 4px 12px #4f46e52a}
.learner-platform42 .main{background:var(--lp-base);border:1px solid #ffffff60;border-radius:23px;padding:0;box-shadow:0 20px 50px #1a287d24;min-width:0}
.learner-platform42 .lp-nav{display:flex;gap:6px;padding:12px 20px;background:var(--lp-paper);border-bottom:1px solid var(--lp-line);border-radius:23px 23px 0 0}
.learner-platform42 .lp-nav .lp-button{flex:1;border:0;background:transparent;color:var(--lp-muted);padding:12px 10px;box-shadow:none}
.learner-platform42 .lp-nav button>span{display:flex;align-items:center;justify-content:center;gap:9px}
.learner-platform42 .lp-nav-icon{font-size:19px;line-height:1}
.learner-platform42 .lp-mobile-label{display:none}
@media(max-width:760px){.learner-platform42 .lp-mobile-label{display:inline}.learner-platform42 .lp-desktop-label{display:none}.learner-platform42 .lp-nav-label:has(.lp-desktop-label){display:none}}
.learner-platform42 .lp-nav [aria-current=page]{background:var(--lp-tint);color:var(--lp-purple);box-shadow:inset 0 0 0 1px var(--lp-line)}
.learner-platform42 .lp-page{padding:30px;min-height:560px}
.learner-platform42 .lp-heading{margin-bottom:25px}
.learner-platform42 .lp-kicker{color:var(--lp-purple);font-size:11px;font-weight:700;letter-spacing:1.4px}
.learner-platform42 .lp-heading h1{font-size:29px;letter-spacing:-.8px;line-height:1.25;margin:8px 0}
.learner-platform42 .lp-page p{color:var(--lp-muted);font-size:14px;line-height:1.6;margin:6px 0 15px}
.learner-platform42 .lp-page h2{font-size:21px}.learner-platform42 .lp-page h3{font-size:17px;margin:8px 0;line-height:1.4;overflow-wrap:anywhere}
.learner-platform42 .lp-button{min-height:44px;border:1px solid var(--lp-line);border-radius:11px;padding:10px 15px;background:var(--lp-paper);color:var(--lp-purple);font-size:13px;font-weight:650;white-space:normal;box-shadow:0 2px 5px #2b347004}
.learner-platform42 .lp-button:hover{filter:brightness(.98)}
.learner-platform42 .lp-primary{background:linear-gradient(110deg,#4965ca,#6a48c6);color:#fff;border:0}
.learner-platform42 .lp-hero{background:radial-gradient(ellipse at 100% 0%,#40bdd96b,transparent 65%),linear-gradient(120deg,#353d96,#6350c9);color:#fff;padding:28px;border-radius:20px;margin-bottom:22px;box-shadow:0 9px 24px #5147ab22}
.learner-platform42 .lp-hero h2{font-size:27px;letter-spacing:-.5px;margin:15px 0 8px}.learner-platform42 .lp-hero p{color:#e2e6fa}
.learner-platform42 .lp-hero .lp-button{background:#fff;color:#3c377f;border:0}.learner-platform42 .lp-hero .lp-badge{background:#ffffff22;color:#fff}
.learner-platform42 .lp-badge{display:inline-flex;border-radius:8px;background:var(--lp-tint);color:var(--lp-purple);font-size:11px;font-weight:700;padding:5px 9px}
.learner-platform42 .lp-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.learner-platform42 .lp-panel{background:var(--lp-paper);padding:21px;border:1px solid var(--lp-line);border-radius:18px;box-shadow:0 5px 15px #2b347006;margin:0 0 14px;min-width:0}
.learner-platform42 .lp-grid .lp-panel{margin:0}.learner-platform42 .lp-section-title{margin:26px 0 15px}
.learner-platform42 .lp-subject{border-radius:17px;min-height:103px;padding:19px;color:var(--lp-ink);text-align:left}
.learner-platform42 .lp-subject-inner{display:flex;align-items:center;gap:14px;width:100%}.learner-platform42 .lp-subject strong{display:block;font-size:16px}.learner-platform42 .lp-subject small{display:block;color:var(--lp-muted);font-size:12px;margin-top:5px;font-weight:400}
.learner-platform42 .lp-icon{width:43px;height:43px;border-radius:14px;display:grid;place-items:center;flex-shrink:0;background:var(--lp-tint);color:var(--lp-purple);font-size:13px;font-weight:750}
.learner-platform42 .lp-grow{flex:1;min-width:0;overflow-wrap:anywhere}
.learner-platform42 .lp-list{background:var(--lp-paper);border:1px solid var(--lp-line);border-radius:19px;padding:0 21px;margin-bottom:16px}.learner-platform42 .lp-list:empty{display:none}
.learner-platform42 .lp-row{display:flex;align-items:center;gap:15px;padding:22px 0;border-bottom:1px solid var(--lp-line)}.learner-platform42 .lp-row:last-child{border-bottom:0}
.learner-platform42 .lp-row h3{font-size:15px;margin:0 0 6px}.learner-platform42 .lp-row p{font-size:13px;margin:0 0 8px}.learner-platform42 .lp-row small{color:var(--lp-muted)}
.learner-platform42 .lp-tags,.learner-platform42 .lp-actions{display:flex;gap:6px;flex-wrap:wrap}.learner-platform42 .lp-actions{max-width:190px}
.learner-platform42 .lp-filters{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:20px 0}
.learner-platform42 .lp-filters button{background:var(--lp-line);border-color:transparent;color:var(--lp-muted)}.learner-platform42 .lp-filters [aria-pressed=true]{background:var(--lp-paper);border-color:var(--lp-purple);color:var(--lp-purple)}
.learner-platform42 .lp-select{display:flex;align-items:center;gap:8px;margin:0 0 0 auto;max-width:100%;font-size:13px;color:var(--lp-muted)}.learner-platform42 .lp-select select{max-width:240px;margin:0;min-width:0;font-size:16px;background:var(--lp-paper);color:var(--lp-ink)}
.learner-platform42 .lp-empty{padding:25px;text-align:center}.learner-platform42 .lp-hint{background:var(--lp-tint);padding:17px;border-radius:13px}
.learner-platform42 .lp-join{margin-top:24px}.learner-platform42 .lp-join summary{cursor:pointer;color:var(--lp-purple);font-weight:600;min-height:30px}.learner-platform42 .lp-join input{margin-bottom:12px}
.learner-platform42 .lp-error{padding:15px;background:var(--lp-paper);border:1px solid #bb6969;border-radius:14px;margin-bottom:15px}
.learner-platform42 .learner-menu .sidebar{background:var(--lp-paper);color:var(--lp-ink);max-width:calc(100vw - 32px)}
.learner-platform42 .modal{border-radius:22px}.learner-platform42 .modal .card{box-shadow:none}
.learner-platform42[data-font=large] .lp-page{font-size:18px}.learner-platform42[data-font=large] .lp-page p,.learner-platform42[data-font=large] .lp-button{font-size:17px}
.learner-platform42[data-font=extra] .lp-page p,.learner-platform42[data-font=extra] .lp-button{font-size:20px}
@media(max-width:760px){.learner-platform42 .shell{padding:14px 14px calc(100px + env(safe-area-inset-bottom))}.learner-platform42 .lp-page{padding:23px}.learner-platform42 .lp-nav{position:fixed;z-index:20;bottom:0;left:0;right:0;border:0;border-top:1px solid var(--lp-line);border-radius:19px 19px 0 0;padding:8px 5px calc(8px + env(safe-area-inset-bottom));box-shadow:0 -5px 25px #283b6520}.learner-platform42 .lp-nav .lp-button{padding:7px 2px;font-size:11px;min-width:0}.learner-platform42 .lp-nav button>span{flex-direction:column;gap:5px}.learner-platform42 .learner-brand{padding:13px 17px}.learner-platform42 .learner-menu summary{font-size:12px;max-width:170px}.learner-platform42 #toast{bottom:calc(100px + env(safe-area-inset-bottom))}}
@media(max-width:480px){.learner-platform42 .shell{padding:10px 10px calc(100px + env(safe-area-inset-bottom))}.learner-platform42 .lp-page{padding:18px}.learner-platform42 .lp-grid{grid-template-columns:1fr}.learner-platform42 .lp-heading h1{font-size:25px}.learner-platform42 .lp-hero{padding:21px}.learner-platform42 .lp-hero h2{font-size:24px}.learner-platform42 .lp-row{flex-wrap:wrap;gap:10px}.learner-platform42 .lp-row>.lp-button,.learner-platform42 .lp-actions{width:100%;max-width:none}.learner-platform42 .lp-actions .lp-button{flex:1}.learner-platform42 .lp-list{padding:0 15px}.learner-platform42 .lp-select{margin:0;width:100%}.learner-platform42 .lp-select select{flex:1;max-width:100%}.learner-platform42 .lp-brand{font-size:18px}.learner-platform42 .learner-menu summary{max-width:125px;overflow-wrap:anywhere}}

/* Published task results: labels and symbols remain readable without colour. */
.lp-feedback-summary{margin-top:14px;max-width:620px;min-width:0}
:is(.learner-platform42,.student-mode) .lp-feedback-summary>strong{font-size:.9rem}:is(.learner-platform42,.student-mode) .lp-result-bar{display:flex;gap:3px;height:12px;border-radius:8px;overflow:hidden;margin:9px 0}
:is(.learner-platform42,.student-mode) .lp-result-bar>span{min-width:5px}:is(.learner-platform42,.student-mode) .lp-result-correct{background:#237b53;color:white}:is(.learner-platform42,.student-mode) .lp-result-partial{background:#f0bf4c;color:#302500}:is(.learner-platform42,.student-mode) .lp-result-incorrect{background:#b74246;color:white}:is(.learner-platform42,.student-mode) .lp-result-unanswered{background:#697586;color:white}:is(.learner-platform42,.student-mode) .lp-result-pending{background:#d8dfe6;color:#24313b}
:is(.learner-platform42,.student-mode) .lp-result-legend{display:flex;flex-wrap:wrap;gap:7px 16px;font-size:.85rem}:is(.learner-platform42,.student-mode) .lp-result-legend>span{display:inline-flex;align-items:center;gap:6px}:is(.learner-platform42,.student-mode) .lp-result-dot{display:inline-flex;align-items:center;justify-content:center;width:19px;height:19px;border-radius:5px}:is(.learner-platform42,.student-mode) .lp-feedback-summary>small{display:block;margin-top:8px;font-size:.76rem;line-height:1.5}

:is(.learner-platform42,.student-mode) .lp-result-unassessable{background:#d8dfe6;color:#24313b}

:is(.learner-platform42,.student-mode) .lp-result-link{padding:4px 6px;min-height:32px;background:transparent;color:inherit;border:1px solid transparent;border-radius:6px;font:inherit;text-align:left}:is(.learner-platform42,.student-mode) .lp-result-link:hover{border-color:currentColor}:is(.learner-platform42,.student-mode) .lp-result-link>span{display:inline-flex;align-items:center;gap:6px}.lp-improved{font-weight:700}
/* Learning chapters and evidence, scoped to the student platform. */
.learner-platform42 .lp-chapters151{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:18px}.learner-platform42 .lp-chapter151,.learner-platform42 .lp-month151{background:var(--lp-paper);border:1px solid var(--lp-line);border-radius:18px;overflow:hidden;margin:14px 0}.learner-platform42 .lp-chapter151 summary,.learner-platform42 .lp-month151 summary{cursor:pointer;padding:22px;min-height:48px;color:var(--lp-ink)}.learner-platform42 .lp-chapter151 summary{display:flex;align-items:center;gap:16px;background:linear-gradient(115deg,var(--lp-tint),var(--lp-paper))}.learner-platform42 .lp-chapter151 summary small{display:block;margin-top:8px;color:var(--lp-muted)}.learner-platform42 .lp-chapter-icon151{font-size:34px;color:var(--lp-purple)}.learner-platform42 .lp-chapter151[open]{grid-column:1/-1}.learner-platform42 .lp-chapter-content151{padding:16px}.learner-platform42 .lp-chapter-content151 .lp-row{border:0;padding:14px 0}.learner-platform42 .lp-journey151{display:flex;gap:8px;flex-wrap:wrap;padding:12px 0}.learner-platform42 .lp-journey151 span{font-size:12px;padding:6px 10px;border:1px solid var(--lp-line);border-radius:20px;color:var(--lp-muted)}.learner-platform42 .lp-journey151 .done{background:var(--lp-tint);color:var(--lp-purple)}.learner-platform42 .lp-progress151{margin-top:24px}.learner-platform42 .lp-stats151{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}.learner-platform42 .lp-stats151>div{display:grid;gap:6px;background:var(--lp-paper);padding:20px;border-radius:16px;border:1px solid var(--lp-line)}.learner-platform42 .lp-stats151 strong{font-size:30px;color:var(--lp-purple)}.learner-platform42 .lp-stats151 span{font-size:13px;color:var(--lp-muted)}.learner-platform42 .lp-evidence151{border-left:3px solid var(--lp-purple);border-radius:0 18px 18px 0;background:var(--lp-paper);padding:24px;margin:16px 0}.learner-platform42 .lp-feedback-text151{white-space:pre-wrap}.learner-platform42 .lp-filters input{flex:1;min-width:180px;border:1px solid var(--lp-line);background:var(--lp-paper);color:var(--lp-ink);border-radius:12px;padding:12px}.learner-platform42 .lp-month151 .lp-list{border:0}.learner-platform42 .lp-chapter151 summary:hover{filter:brightness(.98)}.learner-platform42 .lp-chapter151 summary:focus-visible,.learner-platform42 .lp-month151 summary:focus-visible{outline:3px solid var(--lp-purple);outline-offset:-4px}@media(max-width:600px){.learner-platform42 .lp-stats151>div{padding:12px}.learner-platform42 .lp-stats151 strong{font-size:25px}.learner-platform42 .lp-chapter151 summary{padding:16px}.learner-platform42 .lp-evidence151{padding:16px}}@media(prefers-reduced-motion:no-preference){.learner-platform42 .lp-chapter151{transition:box-shadow .2s}.learner-platform42 .lp-chapter151:hover{box-shadow:0 6px 20px #5543c515}}