:root{--color-bg:#f3f1ea;--color-surface:#fffdf8;--color-surface-raised:#f8f4eb;--color-border:#ddd6c8;--color-border-strong:#b9b09f;--color-text-primary:#1d2922;--color-text-secondary:#526159;--color-text-muted:#7a857e;--color-text-inverse:#fff;--color-accent:#2f6b4f;--color-accent-hover:#255640;--color-accent-light:#e7f2eb;--color-success:#2f6b4f;--color-success-bg:#e7f2eb;--color-warning:#8c5a17;--color-warning-bg:#f9edd8;--color-danger:#c62828;--color-danger-bg:#fce8e6;--font-sans:"Avenir Next","Segoe UI",sans-serif;--font-mono:"Fira Code","Cascadia Code","Consolas",monospace;--text-xs:0.75rem;--text-sm:0.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.875rem;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--sidebar-width:240px;--header-height:56px;--container-max:1200px;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-xl:20px;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.06);--shadow-md:0 4px 6px -1px rgba(0,0,0,.07),0 2px 4px -1px rgba(0,0,0,.05)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body,html{height:100%}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:1.6;color:var(--color-text-primary);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}h1{font-size:var(--text-3xl);font-weight:700;line-height:1.2}h2{font-size:var(--text-2xl);line-height:1.3}h2,h3{font-weight:600}h3{font-size:var(--text-xl);line-height:1.4}h4{font-size:var(--text-lg)}h4,h5{font-weight:600}h5{font-size:var(--text-base)}h6{font-size:var(--text-sm);font-weight:600}p{margin-bottom:var(--space-4)}p:last-child{margin-bottom:0}small{font-size:var(--text-sm)}code{font-family:var(--font-mono);font-size:.875em;background:var(--color-surface-raised);border:1px solid var(--color-border);padding:.1em .3em;border-radius:var(--radius-sm)}.container{width:100%;max-width:var(--container-max);margin-inline:auto;padding-inline:var(--space-6)}.page-shell{display:flex;min-height:100vh}.main-content{flex:1 1;min-width:0;display:flex;flex-direction:column;padding-top:0}.page-body{flex:1 1;padding:var(--space-8);overflow-y:auto;padding-bottom:calc(var(--space-12) + env(safe-area-inset-bottom))}.sidebar{width:var(--sidebar-width);min-height:100vh;background:var(--color-surface);border-right:1px solid var(--color-border);flex-direction:column;flex-shrink:0;position:-webkit-sticky;position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar,.sidebar-desktop{display:flex}.sidebar-header{padding:var(--space-6) var(--space-5);border-bottom:1px solid var(--color-border)}.sidebar-logo{font-size:var(--text-lg);font-weight:700;color:var(--color-accent);letter-spacing:-.01em}.sidebar-logo span{display:block;font-size:var(--text-xs);font-weight:400;color:var(--color-text-muted);letter-spacing:0;text-transform:uppercase;margin-top:2px}.sidebar-nav{flex:1 1;padding:var(--space-4) 0}.nav-section-label{font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);padding:var(--space-3) var(--space-5) var(--space-2)}.nav-link{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-5);font-size:var(--text-sm);color:var(--color-text-secondary);border-radius:0;transition:background .1s,color .1s;text-decoration:none}.nav-link:hover{text-decoration:none}.nav-link.active,.nav-link:hover{background:var(--color-accent-light);color:var(--color-accent)}.nav-link.active{font-weight:500;border-left:3px solid var(--color-accent)}.sidebar-footer{padding:var(--space-4) var(--space-5);border-top:1px solid var(--color-border)}.mobile-drawer,.mobile-drawer-backdrop,.mobile-tabbar,.mobile-topbar{display:none}.user-info{margin-bottom:var(--space-3)}.user-name{font-size:var(--text-sm);font-weight:600;color:var(--color-text-primary)}.user-email{font-size:var(--text-xs);color:var(--color-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.page-header{height:var(--header-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;padding-inline:var(--space-8);gap:var(--space-4);position:-webkit-sticky;position:sticky;top:0;z-index:10}.page-header-title{flex:1 1;font-size:var(--text-lg);font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);font-family:var(--font-sans);font-size:var(--text-sm);font-weight:500;line-height:1.5;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;text-decoration:none;transition:background .15s,border-color .15s,color .15s;white-space:nowrap}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--color-accent);color:var(--color-text-inverse);border-color:var(--color-accent)}.btn-primary:hover:not(:disabled){background:var(--color-accent-hover);border-color:var(--color-accent-hover);text-decoration:none;color:var(--color-text-inverse)}.btn-secondary{background:var(--color-surface);color:var(--color-text-primary);border-color:var(--color-border-strong)}.btn-secondary:hover:not(:disabled){background:var(--color-bg);text-decoration:none}.btn-danger{background:var(--color-danger);color:var(--color-text-inverse);border-color:var(--color-danger)}.btn-danger:hover:not(:disabled){background:#b71c1c;border-color:#b71c1c;text-decoration:none;color:var(--color-text-inverse)}.btn-ghost{background:transparent;color:var(--color-text-secondary);border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--color-bg);color:var(--color-text-primary);text-decoration:none}.btn-sm{padding:var(--space-1) var(--space-3);font-size:var(--text-xs)}.btn-lg{padding:var(--space-3) var(--space-6);font-size:var(--text-base)}.btn-block{width:100%}.form-group{display:flex;flex-direction:column;gap:var(--space-1);margin-bottom:var(--space-5)}.form-label{font-weight:500}.form-input,.form-label,.form-select{font-size:var(--text-sm);color:var(--color-text-primary)}.form-input,.form-select{width:100%;padding:var(--space-2) var(--space-3);font-family:var(--font-sans);background:var(--color-surface);border:1px solid var(--color-border-strong);border-radius:var(--radius-md);outline:none;transition:border-color .15s,box-shadow .15s}.form-input:focus,.form-select:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px rgba(26,86,219,.12)}.form-input::placeholder{color:var(--color-text-muted)}.form-hint{color:var(--color-text-muted)}.form-error,.form-hint{font-size:var(--text-xs)}.form-error{color:var(--color-danger)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:var(--shadow-sm)}.stat-card{min-height:132px;justify-content:center}.module-card,.stat-card{display:flex;flex-direction:column}.module-card{min-height:100%}.module-card-actions{flex-wrap:wrap}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-5);padding-bottom:var(--space-4);border-bottom:1px solid var(--color-border)}.card-title{font-size:var(--text-lg);font-weight:600}.table-wrapper{overflow-x:auto;border:1px solid var(--color-border);border-radius:var(--radius-lg)}.table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}.table th{background:var(--color-surface-raised);text-align:left;font-weight:600;color:var(--color-text-secondary);white-space:nowrap}.table td,.table th{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border)}.table td{color:var(--color-text-primary)}.table tbody tr:last-child td{border-bottom:none}.table tbody tr:hover{background:var(--color-surface-raised)}.badge{display:inline-flex;align-items:center;padding:2px var(--space-2);font-size:var(--text-xs);font-weight:600;border-radius:var(--radius-sm);white-space:nowrap}.badge-blue{background:var(--color-accent-light);color:var(--color-accent)}.badge-green{background:var(--color-success-bg);color:var(--color-success)}.badge-yellow{background:var(--color-warning-bg);color:var(--color-warning)}.badge-red{background:var(--color-danger-bg);color:var(--color-danger)}.badge-grey{background:var(--color-bg);color:var(--color-text-secondary);border:1px solid var(--color-border)}.alert{padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);font-size:var(--text-sm);margin-bottom:var(--space-4)}.alert-error{background:var(--color-danger-bg);color:var(--color-danger)}.alert-success{background:var(--color-success-bg);color:var(--color-success)}.alert-warning{background:var(--color-warning-bg);color:var(--color-warning)}.alert-info{background:var(--color-accent-light);color:var(--color-accent)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.items-start{align-items:flex-start}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:var(--space-2)}.gap-3{gap:var(--space-3)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.gap-8{gap:var(--space-8)}.flex-1{flex:1 1}.w-full{width:100%}.grid-2{grid-template-columns:repeat(2,1fr);grid-gap:var(--space-6)}.grid-2,.grid-3{display:grid;gap:var(--space-6)}.grid-3{grid-template-columns:repeat(3,1fr);grid-gap:var(--space-6)}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:var(--space-6);gap:var(--space-6)}@media (max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.mb-0{margin-bottom:0}.mb-2{margin-bottom:var(--space-2)}.mb-4{margin-bottom:var(--space-4)}.mb-6{margin-bottom:var(--space-6)}.mb-8{margin-bottom:var(--space-8)}.mt-2{margin-top:var(--space-2)}.mt-4{margin-top:var(--space-4)}.mt-6{margin-top:var(--space-6)}.mt-8{margin-top:var(--space-8)}.text-center{text-align:center}.text-right{text-align:right}.text-muted{color:var(--color-text-muted)}.text-sm{font-size:var(--text-sm)}.text-xs{font-size:var(--text-xs)}.font-semibold{font-weight:600}.font-bold{font-weight:700}.spinner{display:inline-block;width:20px;height:20px;border:2px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin .6s linear infinite}.spinner-lg{width:40px;height:40px;border-width:3px}@keyframes spin{to{transform:rotate(1turn)}}.loading-state{gap:var(--space-3);padding:var(--space-12);font-size:var(--text-sm)}.empty-state,.loading-state{display:flex;align-items:center;justify-content:center;color:var(--color-text-muted)}.empty-state{flex-direction:column;padding:var(--space-16) var(--space-8);text-align:center}.empty-state-icon{font-size:3rem;margin-bottom:var(--space-4);opacity:.5}.empty-state-title{font-size:var(--text-lg);font-weight:600;color:var(--color-text-secondary);margin-bottom:var(--space-2)}.empty-state-text{font-size:var(--text-sm);max-width:360px}.score-bar{height:8px;background:var(--color-border);border-radius:4px;overflow:hidden}.score-bar-fill{height:100%;border-radius:4px;background:var(--color-accent);transition:width .3s ease}.score-bar-fill.high{background:var(--color-success)}.score-bar-fill.medium{background:#f59e0b}.score-bar-fill.low{background:var(--color-danger)}.page-title-block{margin-bottom:var(--space-8)}.page-title-block h1{font-size:var(--text-2xl);margin-bottom:var(--space-1)}.page-title-block p{color:var(--color-text-secondary);font-size:var(--text-sm);margin-bottom:0}.learner-topbar{position:-webkit-sticky;position:sticky;top:0;z-index:30;border-bottom:1px solid var(--color-border);background:rgba(255,253,248,.92);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.learner-topbar-inner{max-width:var(--container-max);margin:0 auto;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);padding:0 var(--space-8)}.learner-brand{display:inline-flex;align-items:center;gap:var(--space-3);color:inherit}.learner-brand,.learner-brand:hover{text-decoration:none}.learner-brand-mark{width:2.5rem;height:2.5rem;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-accent),#9b7b45);color:var(--color-text-inverse);font-size:var(--text-sm);font-weight:700}.learner-brand-copy{display:flex;flex-direction:column;gap:.15rem}.learner-brand-copy strong{font-size:var(--text-base)}.learner-brand-copy span{font-size:var(--text-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.08em}.learner-nav{display:flex;align-items:center;gap:var(--space-2)}.learner-nav-link{display:inline-flex;align-items:center;justify-content:center;min-height:2.5rem;padding:0 var(--space-4);border-bottom:2px solid transparent;color:var(--color-text-secondary);text-decoration:none;font-size:var(--text-sm);font-weight:600}.learner-nav-link:hover{color:var(--color-accent);text-decoration:none}.learner-nav-link.active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.learner-account{display:flex;align-items:center;gap:var(--space-3)}.learner-account-copy{display:flex;flex-direction:column;align-items:flex-end}.learner-account-name{font-size:var(--text-sm);font-weight:600}.learner-account-role{font-size:var(--text-xs);color:var(--color-text-muted)}.learner-domain-card,.learner-home-hero,.learner-panel,.learner-vera-card{border:1px solid var(--color-border);background:linear-gradient(180deg,hsla(0,0%,100%,.88),rgba(255,253,248,.98));border-radius:24px;box-shadow:var(--shadow-md)}.learner-home-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--space-6);padding:var(--space-8);margin-bottom:var(--space-8)}.learner-home-hero-copy{max-width:42rem}.learner-home-hero-copy h2{margin-bottom:var(--space-3)}.learner-domain-actions,.learner-domain-meta,.learner-home-hero-actions,.learner-vera-actions{display:flex;flex-wrap:wrap;gap:var(--space-3)}.learner-profile-grid,.learner-stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:var(--space-6);gap:var(--space-6);margin-bottom:var(--space-8)}.learner-stat-card{padding:var(--space-6);border-radius:20px;background:var(--color-surface);border:1px solid var(--color-border)}.learner-stat-card strong{display:block;font-size:clamp(2rem,4vw,2.5rem);line-height:1;margin:var(--space-3) 0}.learner-domain-kicker,.learner-stat-label,.learner-vera-label{font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-muted)}.learner-domain-card,.learner-panel,.learner-vera-card{padding:var(--space-6)}.learner-vera-card{display:flex;align-items:center;justify-content:space-between}.learner-home-grid,.learner-vera-card{gap:var(--space-6);margin-bottom:var(--space-8)}.learner-home-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(320px,.9fr);grid-gap:var(--space-6)}.learner-stack,.learner-weak-list{display:flex;flex-direction:column;gap:var(--space-4)}.learner-weak-item{padding:var(--space-4);border-radius:18px;background:var(--color-surface);border:1px solid var(--color-border)}.learner-weak-item h3{font-size:var(--text-base)}.learner-weak-item p{margin-top:.2rem;color:var(--color-text-muted);font-size:var(--text-xs)}.learner-domain-strip{display:flex;flex-wrap:wrap;gap:var(--space-3)}.learner-domain-pill{min-width:14rem;flex:1 1 14rem;padding:var(--space-4);border-radius:18px;border:1px solid var(--color-border);background:var(--color-surface);color:inherit;text-decoration:none}.learner-domain-pill:hover{text-decoration:none;border-color:var(--color-accent)}.learner-domain-pill span,.learner-domain-pill strong{display:block}.learner-domain-meta,.learner-domain-pill span{font-size:var(--text-sm);color:var(--color-text-secondary)}.learner-domain-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:var(--space-6);gap:var(--space-6)}.learner-detail-list{display:grid;grid-gap:var(--space-4);gap:var(--space-4)}.learner-detail-list dt{font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-muted);margin-bottom:.35rem}.learner-detail-list dd{font-size:var(--text-base);color:var(--color-text-primary)}.learner-lesson-shell{max-width:72rem;margin:0 auto}.lesson-player-panel{display:flex;flex-direction:column;gap:var(--space-5)}.lesson-player-empty{border:1px solid var(--color-border);border-radius:16px;padding:var(--space-6);background:var(--color-surface);display:flex;flex-direction:column;gap:var(--space-3);align-items:flex-start}.lesson-player-title{font-size:var(--text-xl);font-weight:700;margin-bottom:0}.lesson-player-error{margin-top:var(--space-2)}.lesson-player-frame-wrap{border:1px solid var(--color-border);border-radius:16px;overflow:hidden;background:#111}.lesson-player-toolbar{display:flex;justify-content:space-between;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--color-surface-raised);border-bottom:1px solid var(--color-border)}.lesson-player-frame{width:100%;min-height:min(70vh,880px);border:0;display:block}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:var(--space-2)}.status-dot.green{background:var(--color-success)}.status-dot.yellow{background:#f59e0b}.status-dot.red{background:var(--color-danger)}.status-dot.grey{background:var(--color-text-muted)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg);padding:var(--space-6)}.login-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-10);width:100%;max-width:400px;box-shadow:var(--shadow-md)}.login-header{text-align:center;margin-bottom:var(--space-8)}.login-logo{font-size:var(--text-2xl);font-weight:700;color:var(--color-accent);margin-bottom:var(--space-2)}.login-tagline{font-size:var(--text-sm);color:var(--color-text-muted)}.login-card-mobile{max-width:1040px;width:100%;padding:0;overflow:hidden;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr)}.login-brand-panel{padding:var(--space-10);background:radial-gradient(circle at top right,rgba(26,86,219,.2),transparent 32%),linear-gradient(160deg,#f8fbff,#edf4ff);border-right:1px solid rgba(26,86,219,.08)}.login-brand-pill{display:inline-flex;margin-bottom:var(--space-6);padding:.35rem .7rem;border-radius:999px;background:rgba(26,86,219,.1);color:var(--color-accent);font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.08em}.login-form-panel{padding:var(--space-10)}.login-form-header{margin-bottom:var(--space-8)}.login-form-header h1{font-size:clamp(1.75rem,3vw,2.25rem);margin-bottom:var(--space-2)}.login-form-header p{color:var(--color-text-secondary)}.login-feature-list{display:grid;grid-gap:var(--space-4);gap:var(--space-4)}.login-feature-item{display:flex;flex-direction:column;gap:.35rem;padding:var(--space-4);border-radius:18px;background:hsla(0,0%,100%,.78);border:1px solid rgba(26,86,219,.08)}.login-feature-item strong{font-size:var(--text-sm);color:var(--color-text-primary)}.login-feature-item span{color:var(--color-text-secondary);font-size:var(--text-sm)}.password-field{position:relative}.password-input{padding-right:4.75rem}.password-toggle{position:absolute;top:50%;right:var(--space-2);transform:translateY(-50%);border:none;background:transparent;color:var(--color-accent);font-size:var(--text-xs);font-weight:700;padding:.35rem .45rem;border-radius:999px}.mobile-hero{background:radial-gradient(circle at top right,rgba(26,86,219,.18),transparent 35%),linear-gradient(135deg,#fff,#eef4ff);border:1px solid rgba(26,86,219,.12);border-radius:24px;padding:var(--space-8);display:grid;grid-template-columns:minmax(0,2fr) minmax(240px,1fr);grid-gap:var(--space-6);gap:var(--space-6);box-shadow:var(--shadow-md)}.mobile-hero-copy h2{font-size:clamp(1.5rem,3vw,2rem);margin-bottom:var(--space-3);letter-spacing:-.02em}.mobile-hero-copy p{max-width:56ch;color:var(--color-text-secondary)}.mobile-hero-eyebrow{display:inline-flex;margin-bottom:var(--space-3);padding:.35rem .7rem;border-radius:999px;background:rgba(26,86,219,.1);color:var(--color-accent);font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.08em}.mobile-hero-stats{display:grid;grid-gap:var(--space-3);gap:var(--space-3)}.mobile-hero-stat{background:hsla(0,0%,100%,.88);border:1px solid rgba(26,86,219,.1);border-radius:var(--radius-xl);padding:var(--space-4)}.mobile-hero-stat strong{display:block;font-size:var(--text-2xl);color:var(--color-accent)}.mobile-hero-stat span{color:var(--color-text-secondary);font-size:var(--text-sm)}.mobile-notice-stack{position:fixed;top:calc(env(safe-area-inset-top) + var(--space-3));left:50%;z-index:40;display:flex;flex-direction:column;gap:var(--space-2);width:min(calc(100% - 2rem),520px);transform:translateX(-50%);pointer-events:none}.mobile-notice{pointer-events:auto;display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-3) 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span{color:var(--color-text-muted);font-size:var(--text-xs)}.offline-snapshot-metrics{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:var(--space-3);gap:var(--space-3)}.offline-snapshot-metric{padding:var(--space-3);border-radius:16px;background:rgba(232,240,254,.6)}.offline-snapshot-metric strong{display:block;color:var(--color-accent);font-size:var(--text-lg)}.offline-snapshot-metric span{color:var(--color-text-secondary);font-size:var(--text-xs)}.offline-snapshot-notes{margin-top:var(--space-4)}.offline-snapshot-notes p{margin-bottom:var(--space-2)}.offline-snapshot-empty,.offline-snapshot-notes p{color:var(--color-text-secondary);font-size:var(--text-sm)}.offline-snapshot-empty{padding:var(--space-4);border-radius:18px;background:rgba(232,240,254,.45)}.responsive-table td[data-label]:before{content:none}@media (max-width:1279px){.learner-topbar{display:none}.page-shell{display:block}.page-body{max-width:var(--container-max);margin:0 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hsla(0,0%,88%,.8)}.mobile-brand,.mobile-topbar{display:flex;align-items:center;gap:var(--space-3)}.mobile-brand{color:var(--color-text-primary);min-width:0}.mobile-brand,.mobile-brand:hover{text-decoration:none}.mobile-brand-mark,.mobile-profile-avatar{width:40px;height:40px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-accent),#5383e8);color:#fff;font-size:var(--text-sm);font-weight:700;flex-shrink:0}.mobile-brand-copy{min-width:0;display:flex;flex-direction:column;line-height:1.2}.mobile-brand-copy strong{font-size:var(--text-sm);color:var(--color-text-primary)}.mobile-brand-copy span{font-size:var(--text-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em}.mobile-menu-button{border:1px solid var(--color-border);background:hsla(0,0%,100%,.9);border-radius:999px;padding:.55rem .9rem;font-size:var(--text-sm);font-weight:600;color:var(--color-text-primary)}.mobile-drawer-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.34);z-index:31;opacity:0;pointer-events:none;transition:opacity .2s ease}.mobile-drawer-backdrop.open{display:block;opacity:1;pointer-events:auto}.mobile-drawer{position:fixed;top:0;right:0;bottom:0;z-index:32;width:min(88vw,360px);background:#fff;box-shadow:-12px 0 32px rgba(15,23,42,.12);transform:translateX(100%);transition:transform .2s ease;padding:calc(env(safe-area-inset-top) + var(--space-5)) var(--space-4) calc(env(safe-area-inset-bottom) + var(--space-5));display:flex;flex-direction:column}.mobile-drawer.open{display:flex;transform:translateX(0)}.mobile-drawer-header{display:flex;flex-direction:column;gap:var(--space-4);padding-bottom:var(--space-5);border-bottom:1px solid var(--color-border)}.mobile-profile-chip{display:flex;align-items:center;gap:var(--space-3);min-width:0}.mobile-drawer-nav{padding:var(--space-4) 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thead{display:none}.responsive-table,.responsive-table tbody,.responsive-table td,.responsive-table tr{display:block;width:100%}.responsive-table tr{padding:var(--space-4);background:var(--color-surface);border-bottom:1px solid var(--color-border)}.responsive-table td{border-bottom:none;padding:var(--space-2) 0}.responsive-table td[data-label]:before{content:attr(data-label);display:block;margin-bottom:4px;color:var(--color-text-muted);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.06em}.lesson-player-toolbar{flex-direction:column;align-items:stretch}}.page-shell.learner-shell{flex-direction:column}.page-shell.learner-shell .learner-topbar{width:100%;flex-shrink:0}.page-shell.learner-shell .main-content{flex:1 1;min-width:0}.page-shell.learner-shell .page-body{max-width:var(--container-max);margin:0 auto;padding:var(--space-8);padding-bottom:var(--space-16)}@media (min-width:769px) and (max-width:1279px){.learner-shell .mobile-topbar{display:flex;top:0;z-index:30;align-items:center;justify-content:space-between;gap:var(--space-3);padding:calc(env(safe-area-inset-top) + var(--space-3)) var(--space-6) var(--space-3);background:rgba(255,253,248,.94);border-bottom:1px solid var(--color-border)}.learner-shell .mobile-tabbar,.learner-shell .mobile-topbar{position:fixed;left:0;right:0;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.learner-shell .mobile-tabbar{display:grid;bottom:0;z-index:25;grid-template-columns:repeat(4,1fr);grid-gap:var(--space-2);gap:var(--space-2);padding:var(--space-2) var(--space-6) calc(var(--space-2) + env(safe-area-inset-bottom));background:rgba(255,253,248,.96);border-top:1px solid var(--color-border)}.learner-shell .page-body{padding-top:calc(76px + var(--space-6));padding-bottom:calc(80px + env(safe-area-inset-bottom) + var(--space-4));padding-inline:var(--space-6)}}.learner-greeting{margin-bottom:var(--space-8)}.learner-greeting h1{font-size:clamp(1.75rem,3vw,2.25rem);font-weight:800;letter-spacing:-.02em;margin-bottom:var(--space-1);color:var(--color-text-primary)}.learner-greeting-date{font-size:var(--text-sm);color:var(--color-text-muted);margin-bottom:0}.learner-stat-card{display:flex;flex-direction:column;transition:transform .15s ease,box-shadow .15s ease;cursor:default}.learner-stat-card:hover{transform:translateY(-3px);box-shadow:0 8px 28px rgba(0,0,0,.09)}.learner-stat-number{display:block;font-size:clamp(2.25rem,4vw,3rem);font-weight:800;line-height:1;margin:var(--space-3) 0 var(--space-1);color:var(--color-accent);letter-spacing:-.03em}.learner-stat-sub{font-size:var(--text-xs);color:var(--color-text-muted);margin-bottom:0}.learner-vera-card{border-left:4px solid var(--color-accent)}.learner-domain-grid{grid-template-columns:repeat(3,1fr)}@media (max-width:1100px){.learner-domain-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:680px){.learner-domain-grid{grid-template-columns:1fr}}.learner-domain-card{display:flex;flex-direction:column;gap:var(--space-3);transition:transform .15s ease,box-shadow .15s ease}.domain-card-available:hover,.domain-card-completed:hover,.domain-card-in-progress:hover{transform:translateY(-3px);box-shadow:0 12px 32px 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(max-width:1100px){.progress-layout{grid-template-columns:1fr}}.progress-ci-card{padding:var(--space-6);border-radius:24px;border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-sm);margin-bottom:var(--space-5)}.progress-ci-number{font-size:clamp(3.5rem,7vw,5rem);font-weight:900;line-height:1;letter-spacing:-.04em;margin:var(--space-3) 0 var(--space-1)}.progress-ci-band{font-size:var(--text-sm);font-weight:700;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.07em}.progress-sub-scores{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:var(--space-4);gap:var(--space-4);margin-bottom:var(--space-5)}.progress-sub-card{padding:var(--space-4) var(--space-5);border-radius:20px;border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-sm)}.progress-sub-label{font-size:var(--text-xs);font-weight:700;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.07em;margin-bottom:var(--space-2)}.progress-sub-score{font-size:var(--text-3xl);font-weight:800;line-height:1;margin-bottom:var(--space-3);letter-spacing:-.02em}.progress-streak-card{padding:var(--space-5);border-radius:20px;border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-sm);margin-bottom:var(--space-5)}.streak-header{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--space-3);margin-bottom:var(--space-3)}.streak-count{font-size:var(--text-2xl);font-weight:800;color:var(--color-accent);line-height:1;margin-top:var(--space-2)}.progress-domain-card{padding:var(--space-5) var(--space-6);border-radius:24px;border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-sm);margin-bottom:var(--space-5)}.domain-bar-row{display:grid;grid-template-columns:160px 1fr 44px;grid-gap:var(--space-4);gap:var(--space-4);align-items:center;padding:var(--space-3) 0;border-bottom:1px solid var(--color-border)}.domain-bar-row:last-child{border-bottom:none}.domain-bar-name{font-size:var(--text-sm);font-weight:600;color:var(--color-text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.domain-bar-score{font-size:var(--text-sm);font-weight:700;text-align:right;color:var(--color-text-secondary)}@media (max-width:768px){.domain-bar-row{grid-template-columns:1fr 44px}.domain-bar-row>div:first-child{grid-column:1/-1;margin-bottom:var(--space-1)}.progress-sub-scores{grid-template-columns:1fr}}.lesson-chrome-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-3) 0 var(--space-5);border-bottom:1px solid 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var(--color-accent);padding-left:var(--space-3)}.lesson-vera-checklist,.lesson-vera-module-info,.lesson-vera-tips-box{background:var(--color-bg);border-radius:12px;padding:var(--space-4)}.lesson-vera-tips{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.lesson-vera-tips li{font-size:var(--text-xs);color:var(--color-text-secondary);padding-left:var(--space-4);position:relative;line-height:1.5}.lesson-vera-tips li:before{content:"·";position:absolute;left:var(--space-1);color:var(--color-accent);font-weight:700}.lesson-vera-back{display:block;padding:var(--space-4) var(--space-5);font-size:var(--text-xs);color:var(--color-text-muted);text-decoration:none;border-top:1px solid var(--color-border);transition:color .15s}.lesson-vera-back:hover{color:var(--color-accent)}.domain-detail-header{background:var(--color-surface);border:1px solid var(--color-border);border-radius:20px;padding:var(--space-7) var(--space-7) var(--space-6);margin-bottom:var(--space-6)}.domain-detail-header-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-5)}.domain-detail-back{font-size:var(--text-sm);color:var(--color-text-muted);text-decoration:none;font-weight:500;transition:color .15s}.domain-detail-back:hover{color:var(--color-accent)}.domain-detail-meta{display:flex;gap:var(--space-5);font-size:var(--text-sm);color:var(--color-text-muted)}.domain-module-list{display:flex;flex-direction:column;gap:var(--space-3)}.domain-module-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:16px;padding:var(--space-5) var(--space-6);display:flex;flex-direction:column;gap:var(--space-4);transition:border-color .15s,box-shadow .15s}.domain-module-card:hover{border-color:var(--color-accent);box-shadow:var(--shadow-sm)}.domain-module-card--done{border-color:var(--color-success);background:var(--color-success-bg);opacity:.85}.domain-module-card--overdue{border-color:var(--color-danger)}.domain-module-main{display:flex;gap:var(--space-4);align-items:flex-start}.domain-module-num{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:var(--text-sm);flex-shrink:0}.domain-module-title{font-size:var(--text-base);font-weight:700;color:var(--color-text-primary);margin:0}.domain-module-meta{display:flex;gap:var(--space-4);font-size:var(--text-xs);color:var(--color-text-muted);margin-top:var(--space-1)}.domain-module-actions{display:flex;gap:var(--space-3);align-items:center;padding-left:calc(36px + var(--space-4))}@media (max-width:1100px){.lesson-active-layout,.lesson-pre-launch{grid-template-columns:1fr}.lesson-active-layout,.lesson-active-main{height:auto}.lesson-player-frame{min-height:min(70vh,600px)}.lesson-vera-sidebar{display:none}.domain-module-actions{padding-left:0}}@media (max-width:768px){.lesson-chrome-header{flex-direction:column;align-items:flex-start;gap:var(--space-2)}.domain-detail-header{padding:var(--space-5)}.domain-detail-meta{flex-direction:column;gap:var(--space-1)}.domain-module-card{padding:var(--space-4)}.domain-module-meta{flex-direction:column;gap:var(--space-1)}}.score-bar-fill{transition:width .7s cubic-bezier(.4,0,.2,1)}.domain-module-card:hover,.learner-domain-card:hover,.learner-panel:hover,.learner-stat-card:hover,.learner-weak-item:hover,.progress-ci-card:hover,.progress-sub-card:hover{transform:translateY(-2px);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}@keyframes xp-float{0%{opacity:1;transform:translateY(0) scale(1)}60%{opacity:1;transform:translateY(-28px) scale(1.15)}to{opacity:0;transform:translateY(-48px) scale(.9)}}.xp-float{position:absolute;top:var(--space-4);right:var(--space-4);font-size:var(--text-base);font-weight:800;color:var(--color-success);pointer-events:none;animation:xp-float 1.2s ease-out forwards;z-index:10}@keyframes toast-in{0%{opacity:0;transform:translateY(16px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.toast-stack{position:fixed;bottom:var(--space-6);right:var(--space-6);display:flex;flex-direction:column;gap:var(--space-2);z-index:9999;pointer-events:none}.toast{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-radius:12px;font-size:var(--text-sm);font-weight:500;box-shadow:0 8px 24px rgba(0,0,0,.25);max-width:380px;pointer-events:all;animation:toast-in .25s ease-out;border:1px solid transparent}.toast-success{background:var(--color-success-bg);color:var(--color-success);border-color:var(--color-success)}.toast-warning{background:#451a03;color:#fbbf24;border-color:#92400e}.toast-error{background:var(--color-danger-bg,#2d0f0f);color:var(--color-danger);border-color:var(--color-danger)}.toast-info{background:var(--color-surface-raised);color:var(--color-text-primary);border-color:var(--color-border)}.toast-icon{font-size:var(--text-base);flex-shrink:0}.toast-message{flex:1 1;line-height:1.4}.toast-close{background:none;border:none;cursor:pointer;font-size:var(--text-lg);color:currentColor;opacity:.6;padding:0 0 0 var(--space-2);line-height:1;transition:opacity .15s}.toast-close:hover{opacity:1}@media (max-width:768px){.toast-stack{bottom:calc(env(safe-area-inset-bottom, 0px) + 80px);right:var(--space-4);left:var(--space-4)}.toast{max-width:100%}}.onboarding-shell{max-width:960px;margin:0 auto}.onboarding-progress-track{height:4px;background:var(--color-border);border-radius:2px;margin-bottom:var(--space-8);overflow:hidden}.onboarding-progress-fill{height:100%;background:var(--color-accent);border-radius:2px;transition:width .4s cubic-bezier(.4,0,.2,1)}.onboarding-layout{display:grid;grid-template-columns:240px 1fr;grid-gap:var(--space-8);gap:var(--space-8);align-items:start}.onboarding-vera-panel{position:-webkit-sticky;position:sticky;top:var(--space-6);display:flex;flex-direction:column;align-items:center;gap:var(--space-3);text-align:center}.onboarding-vera-avatar{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--color-accent),color-mix(in srgb,var(--color-accent) 60%,#7c3aed));display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:800;color:#fff;box-shadow:0 0 0 4px var(--color-accent-light),0 8px 24px rgba(0,0,0,.3)}.onboarding-vera-initial{font-size:1.75rem;font-weight:900;color:#fff;line-height:1}.onboarding-vera-name{font-size:var(--text-sm);font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--color-accent);margin:0}.onboarding-vera-speech{background:var(--color-surface);border:1px solid var(--color-border);border-radius:16px;padding:var(--space-4);position:relative;text-align:left;width:100%}.onboarding-vera-speech:before{top:-8px;border-left:8px solid transparent;border-right:8px solid transparent;border-top:0;border-bottom:8px solid transparent;border-bottom-color:var(--color-border)}.onboarding-vera-speech:after,.onboarding-vera-speech:before{content:"";position:absolute;left:50%;transform:translateX(-50%);width:0;height:0}.onboarding-vera-speech:after{top:-6px;border-left:7px solid transparent;border-right:7px solid transparent;border-top:0;border-bottom:7px solid transparent;border-bottom-color:var(--color-surface)}.onboarding-step-pills{display:flex;gap:var(--space-2);justify-content:center;margin-top:var(--space-2)}.onboarding-step-pill{width:8px;height:8px;border-radius:50%;border:none;background:var(--color-border);padding:0;cursor:default;transition:background .2s,transform .2s,width .2s}.onboarding-step-pill.active{background:var(--color-accent);width:24px;border-radius:4px}.onboarding-step-pill.done{background:var(--color-success);cursor:pointer}.onboarding-content-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:24px;padding:var(--space-8)}.onboarding-step-label{font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-muted);margin-bottom:var(--space-3)}.onboarding-step-title{font-size:var(--text-3xl);font-weight:800;line-height:1.2;color:var(--color-text-primary)}.onboarding-body,.onboarding-step-title{margin-bottom:var(--space-6)}.onboarding-body-text p{color:var(--color-text-secondary);line-height:1.65;margin-bottom:var(--space-4)}.onboarding-nav{display:flex;gap:var(--space-3);align-items:center;padding-top:var(--space-4);border-top:1px solid var(--color-border)}.onboarding-principles{display:flex;flex-direction:column;gap:var(--space-4);margin-top:var(--space-4)}.onboarding-principle{display:flex;gap:var(--space-4);align-items:flex-start}.onboarding-principle-icon{font-size:1.5rem;flex-shrink:0;width:36px;text-align:center}.onboarding-principle strong{display:block;font-size:var(--text-sm);font-weight:700;margin-bottom:2px}.onboarding-principle p{font-size:var(--text-sm);color:var(--color-text-muted);margin:0}.onboarding-zones{display:flex;flex-direction:column;gap:var(--space-5)}.onboarding-zone{display:flex;gap:var(--space-4);align-items:flex-start;padding:var(--space-4);background:var(--color-bg);border-radius:12px;border:1px solid var(--color-border)}.onboarding-zone-icon{font-size:1.5rem;flex-shrink:0}.onboarding-zone strong{display:block;font-size:var(--text-sm);font-weight:700;margin-bottom:var(--space-1)}.onboarding-curriculum-preview{display:flex;flex-direction:column;gap:0;border:1px solid var(--color-border);border-radius:12px;overflow:hidden;margin-top:var(--space-4)}.onboarding-domain-row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border)}.onboarding-domain-row:last-child{border-bottom:none}.onboarding-domain-num{width:24px;height:24px;border-radius:50%;background:var(--color-accent-light);color:var(--color-accent);font-size:var(--text-xs);font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.onboarding-score-breakdown{display:flex;flex-direction:column;gap:var(--space-3);margin-top:var(--space-4);padding:var(--space-4);background:var(--color-bg);border-radius:12px}.onboarding-score-row{display:flex;align-items:center;gap:var(--space-3)}.onboarding-score-label{font-size:var(--text-xs);color:var(--color-text-secondary);width:160px;flex-shrink:0}.onboarding-next-steps{display:flex;flex-direction:column;gap:var(--space-4);margin:var(--space-4) 0 var(--space-6)}.onboarding-next-step{display:flex;gap:var(--space-4);align-items:flex-start}.onboarding-step-num{width:32px;height:32px;border-radius:50%;background:var(--color-accent);color:#fff;font-weight:800;font-size:var(--text-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0}.onboarding-next-step strong{display:block;font-size:var(--text-sm);font-weight:700;margin-bottom:var(--space-1)}.onboarding-cta-row{display:flex;gap:var(--space-3);flex-wrap:wrap}@media (max-width:768px){.onboarding-layout{grid-template-columns:1fr}.onboarding-vera-panel{position:static;flex-direction:row;align-items:center;text-align:left;gap:var(--space-4);background:var(--color-surface);border:1px solid var(--color-border);border-radius:16px;padding:var(--space-4)}.onboarding-vera-avatar{width:48px;height:48px;flex-shrink:0}.onboarding-vera-initial{font-size:1.1rem}.onboarding-vera-speech{display:none}.onboarding-step-pills{justify-content:flex-start;margin-top:0}.onboarding-content-panel{padding:var(--space-5)}.onboarding-step-title{font-size:var(--text-2xl)}.onboarding-score-label{width:100px}}.profile-hero{gap:var(--space-6);background:var(--color-surface);border:1px solid var(--color-border);border-radius:24px;padding:var(--space-7);margin-bottom:var(--space-5)}.profile-avatar,.profile-hero{display:flex;align-items:center}.profile-avatar{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--color-accent),color-mix(in srgb,var(--color-accent) 60%,#7c3aed));justify-content:center;font-size:1.75rem;font-weight:900;color:#fff;flex-shrink:0;letter-spacing:-1px;box-shadow:0 0 0 4px var(--color-accent-light)}.profile-identity{flex:1 1;min-width:0}.profile-name{font-size:var(--text-2xl);font-weight:800;margin-bottom:var(--space-1);line-height:1.2}.profile-stat-strip{display:flex;align-items:center;gap:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:20px;margin-bottom:var(--space-6);overflow:hidden}.profile-stat{flex:1 1;padding:var(--space-5) var(--space-6);text-align:center}.profile-stat-divider{width:1px;height:60px;background:var(--color-border);flex-shrink:0}.profile-stat-value{font-size:2.25rem;font-weight:900;line-height:1;margin-bottom:var(--space-1);color:var(--color-text-primary)}.profile-stat-label{font-weight:700;text-transform:uppercase;letter-spacing:.07em;margin-bottom:2px}.profile-stat-band,.profile-stat-label{font-size:var(--text-xs);color:var(--color-text-muted)}.profile-info-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:var(--space-5);gap:var(--space-5);margin-bottom:var(--space-5)}.profile-audit-notice{display:flex;gap:var(--space-5);align-items:flex-start}.profile-audit-icon{font-size:2rem;flex-shrink:0;line-height:1}@media (max-width:900px){.profile-info-grid{grid-template-columns:1fr}}@media (max-width:768px){.profile-hero{padding:var(--space-5);gap:var(--space-4)}.profile-avatar{width:60px;height:60px;font-size:1.25rem}.profile-name{font-size:var(--text-xl)}.profile-stat-strip{flex-direction:column;gap:0}.profile-stat-divider{width:80%;height:1px;align-self:center}.profile-stat{padding:var(--space-4) var(--space-5)}.profile-audit-notice{flex-direction:column}}