:root{--bg:#07101d;--panel:#101c2d;--panel2:#14243a;--ink:#f5f8fc;--muted:#99a9bd;--line:#263a52;--cyan:#45d6e8;--blue:#6aa8ff;--green:#76e0a6;--amber:#ffc866;--danger:#ff7f8d;--shadow:0 18px 55px rgba(0,0,0,.28);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% 0,#142b46 0,transparent 28%),var(--bg);color:var(--ink)}button,input,select,textarea{font:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.sidebar{position:sticky;top:0;height:100vh;padding:24px 18px;border-right:1px solid var(--line);background:rgba(7,16,29,.96);display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;padding:4px 8px 24px}.brand-mark{width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,var(--cyan),var(--blue));display:grid;place-items:center;color:#03111c;font-weight:900;letter-spacing:-1px}.brand strong{display:block}.brand small{display:block;color:var(--muted);margin-top:3px}.sidebar nav{display:grid;gap:6px}.nav-btn{border:0;background:transparent;color:var(--muted);text-align:left;padding:11px 14px;border-radius:11px;cursor:pointer}.nav-btn:hover,.nav-btn.active{background:var(--panel2);color:var(--ink)}.sidebar-footer{margin-top:auto;border-top:1px solid var(--line);padding:18px 10px 0;color:var(--muted);font-size:13px}.sidebar-footer small{display:block;margin-top:9px}.status-dot{width:8px;height:8px;background:var(--green);display:inline-block;border-radius:50%;margin-right:6px}main{padding:0 36px 30px;min-width:0}.topbar{min-height:112px;display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar h1{margin:4px 0 0;font-size:clamp(24px,3vw,36px)}.eyebrow{font-size:11px;letter-spacing:.16em;color:var(--cyan);font-weight:800;margin:0 0 7px}.top-actions{display:flex;align-items:center;gap:10px}.learner-identity{text-align:right;max-width:230px}.learner-identity strong,.learner-identity small{display:block}.learner-identity small{color:var(--muted);font-size:11px;margin-top:3px}.chip,.pill{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:7px 11px;color:var(--muted);font-size:12px;background:rgba(255,255,255,.03)}.pill{color:var(--cyan);border-color:rgba(69,214,232,.3)}.pill.warning{color:var(--amber);border-color:rgba(255,200,102,.35)}.view{display:none}.view.active{display:block}.card{background:linear-gradient(145deg,rgba(20,36,58,.94),rgba(12,25,42,.94));border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.panel{padding:24px}.hero{display:grid;grid-template-columns:1.5fr .55fr;gap:28px;padding:34px}.hero h2{font-size:clamp(30px,4vw,52px);line-height:1.04;max-width:850px;margin:16px 0}.hero p{color:var(--muted);font-size:17px;line-height:1.6;max-width:800px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.hero-meter{display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;border-left:1px solid var(--line)}.hero-meter small{color:var(--muted);max-width:190px;margin-top:6px}.ring{--score:0deg;width:150px;height:150px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--cyan) var(--score),#26384d 0);position:relative;margin-bottom:16px}.ring:after{content:"";position:absolute;inset:12px;background:#0e1b2c;border-radius:50%}.ring span{position:relative;z-index:1;font-size:30px;font-weight:900}.btn{border-radius:10px;border:1px solid transparent;padding:11px 15px;font-weight:800;cursor:pointer}.btn.primary{background:linear-gradient(135deg,var(--cyan),var(--blue));color:#04111d}.btn.secondary{background:#203d60;color:var(--ink);border-color:#315a87}.btn.ghost{background:transparent;border-color:var(--line);color:var(--muted)}.btn:hover{transform:translateY(-1px)}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.btn.full{width:100%;margin-top:10px}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:16px 0}.metric{padding:20px}.metric span,.metric small{display:block;color:var(--muted)}.metric strong{display:block;font-size:30px;margin:7px 0}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:16px 0}.panel-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.panel h3,.panel h2{margin:3px 0 10px}.panel>p,.muted{color:var(--muted);line-height:1.55}.step-badge,.source-count{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;background:#1f4761;color:var(--cyan);font-weight:900}.mini-list,.task-list{display:grid;gap:8px}.mini-row,.task-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:13px}.mini-row:last-child,.task-row:last-child{border-bottom:0}.state-tag{font-size:11px;border-radius:999px;padding:4px 7px;background:rgba(118,224,166,.12);color:var(--green)}.state-tag.source-ready{color:var(--amber);background:rgba(255,200,102,.1)}.path-layout{align-items:start}.form-card{position:sticky;top:20px}.form-card label,.quiz-setup label,.pretrip-layout label,dialog label{display:grid;gap:7px;margin:14px 0;color:#dbe7f5;font-size:13px;font-weight:700}input,select,textarea{width:100%;border:1px solid var(--line);background:#091625;color:var(--ink);border-radius:9px;padding:11px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--cyan)}fieldset{border:1px solid var(--line);border-radius:12px;margin:15px 0;padding:12px}legend{color:var(--muted);font-size:12px;padding:0 6px}.check{display:flex!important;grid-template-columns:auto 1fr!important;align-items:center;gap:8px!important;margin:9px 0!important;font-weight:500!important}.check input{width:auto}.module-list{display:grid;gap:8px}.module-row{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;border:1px solid var(--line);border-radius:11px;padding:12px}.module-row .num{width:34px;height:34px;border-radius:9px;background:#1a3552;display:grid;place-items:center;color:var(--cyan);font-weight:900}.module-row small{color:var(--muted)}.module-row.done{border-color:rgba(118,224,166,.5)}.section-intro{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;margin-bottom:18px}.section-intro h2{font-size:32px;margin:4px 0}.section-intro p{color:var(--muted);max-width:760px}.progress-stack{min-width:240px;display:grid;grid-template-columns:1fr auto;gap:7px}.progress-stack progress{grid-column:1/3;width:100%}progress{accent-color:var(--cyan)}.study-group{margin:18px 0}.study-group h3{font-size:19px}.study-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.study-card{padding:18px;display:flex;flex-direction:column;min-height:235px}.study-card .module-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.study-card h3{margin:14px 0 8px}.study-card p{color:var(--muted);line-height:1.5;font-size:14px}.study-card .card-actions{margin-top:auto;display:flex;gap:8px}.study-card.complete{border-color:rgba(118,224,166,.55)}.plan-summary{margin-bottom:16px}.plan-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:10px}.plan-day{padding:16px;min-height:250px}.plan-day.today{border-color:var(--cyan)}.plan-day h3{margin:4px 0}.plan-day small{color:var(--muted)}.plan-day ul{padding-left:18px;color:var(--muted);line-height:1.45}.plan-day li{margin:9px 0}.quiz-layout{display:grid;grid-template-columns:300px 1fr;gap:16px;align-items:start}.quiz-setup{position:sticky;top:20px}.callout{background:#0a1727;border:1px solid var(--line);border-radius:11px;padding:13px;color:var(--muted);line-height:1.45}.quiz-stage{min-height:560px}.empty-state{text-align:center;display:grid;place-items:center;padding:70px 20px;color:var(--muted)}.empty-icon{width:66px;height:66px;border-radius:50%;display:grid;place-items:center;background:#173451;color:var(--cyan);font-size:34px;font-weight:900}.quiz-head{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px}.quiz-question{font-size:26px;line-height:1.3;margin:26px 0}.choice-list{display:grid;gap:10px}.choice{display:flex;gap:11px;align-items:flex-start;text-align:left;border:1px solid var(--line);background:#0b1828;color:var(--ink);padding:14px;border-radius:11px;cursor:pointer}.choice:hover{border-color:#4e7399}.choice.correct{border-color:var(--green);background:rgba(118,224,166,.09)}.choice.wrong{border-color:var(--danger);background:rgba(255,127,141,.08)}.choice-letter{width:26px;height:26px;border-radius:7px;background:#1c3550;display:grid;place-items:center;flex:0 0 auto}.feedback{margin-top:18px;border-radius:12px;padding:15px;background:#091625;border:1px solid var(--line)}.feedback.good{border-color:rgba(118,224,166,.5)}.feedback.bad{border-color:rgba(255,127,141,.5)}.quiz-finish{text-align:center;padding:45px}.quiz-finish strong{font-size:64px;display:block}.pretrip-layout{display:grid;grid-template-columns:1fr 1fr;gap:16px}.voice-controls{display:flex;gap:8px;margin:12px 0}.score-bar{height:13px;border-radius:999px;background:#26384c;overflow:hidden;margin:18px 0}.score-bar span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--cyan),var(--green));transition:.3s}.keyword-grid{display:flex;flex-wrap:wrap;gap:7px;margin:18px 0}.keyword{border:1px solid var(--line);border-radius:999px;padding:6px 9px;font-size:12px;color:var(--muted)}.keyword.hit{color:var(--green);border-color:rgba(118,224,166,.5)}.coach-note,.history-box{border-top:1px solid var(--line);padding-top:16px;margin-top:16px}.coach-note p{color:var(--muted)}.history-box .mini-row{font-size:12px}.candidate-header{display:flex;justify-content:space-between;align-items:center;padding:26px;margin-bottom:16px}.candidate-header>div:last-child{text-align:right}.tier-label{display:block;color:var(--muted);font-size:12px}.candidate-header strong{font-size:30px;color:var(--cyan)}.candidate-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:16px}.tier-ladder{display:grid;gap:10px}.tier-step{border:1px solid var(--line);border-radius:12px;padding:14px;display:grid;grid-template-columns:38px 1fr;gap:11px}.tier-step .tier-num{width:34px;height:34px;border-radius:9px;background:#1b3550;display:grid;place-items:center;font-weight:900}.tier-step.current{border-color:var(--cyan)}.tier-step.reached{border-color:rgba(118,224,166,.45)}.tier-step p{color:var(--muted);font-size:13px;margin:4px 0}.milestone-list{display:grid;gap:9px}.milestone{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;padding:11px;border:1px solid var(--line);border-radius:10px}.milestone input{width:auto}.milestone .kind{font-size:10px;color:var(--muted);text-transform:uppercase}.source-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.source-card{padding:22px}.source-card h3{margin:2px 0}.source-card>p{color:var(--muted);line-height:1.45}.source-links{display:grid;gap:8px;margin-top:14px}.source-link{display:flex;justify-content:space-between;gap:12px;padding:10px;border:1px solid var(--line);border-radius:9px;text-decoration:none;color:var(--ink)}.source-link:hover{border-color:var(--cyan)}.source-link span:last-child{color:var(--cyan)}.breakdown-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.breakdown{padding:13px;border:1px solid var(--line);border-radius:11px}.breakdown strong{display:block;font-size:24px}.breakdown small{color:var(--muted)}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);font-size:13px}th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.08em}footer{margin-top:30px;border-top:1px solid var(--line);padding:22px 0;color:var(--muted);display:flex;justify-content:space-between;gap:20px;font-size:12px}dialog{width:min(780px,92vw);border:1px solid var(--line);border-radius:18px;background:#0d1a2b;color:var(--ink);padding:28px;box-shadow:var(--shadow)}dialog::backdrop{background:rgba(0,0,0,.75)}.dialog-close{position:absolute;right:14px;top:10px;background:transparent;border:0;color:var(--muted);font-size:30px;cursor:pointer}.dialog-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.recent-list{display:grid;gap:8px;margin-top:18px}.recent-learner{width:100%;text-align:left;background:#0a1727;border:1px solid var(--line);color:var(--ink);border-radius:9px;padding:10px;cursor:pointer}.recent-learner small{display:block;color:var(--muted);margin-top:3px}.lesson-points{display:grid;gap:9px;padding:0}.lesson-points li{list-style:none;border-left:3px solid var(--cyan);padding:8px 12px;background:#101f32;border-radius:0 8px 8px 0}.memory-hook{padding:16px;border-radius:12px;background:linear-gradient(135deg,rgba(69,214,232,.11),rgba(106,168,255,.09));border:1px solid rgba(69,214,232,.3);font-size:18px;font-weight:900}.dialog-actions{display:flex;gap:10px;margin-top:20px}.toast{position:fixed;right:22px;bottom:22px;max-width:360px;padding:13px 16px;background:#11243a;border:1px solid var(--cyan);border-radius:11px;box-shadow:var(--shadow);opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s;z-index:10}.toast.show{opacity:1;transform:none}@media(max-width:1250px){.plan-grid{grid-template-columns:repeat(4,1fr)}}@media(max-width:1100px){.app-shell{grid-template-columns:210px 1fr}.metric-grid{grid-template-columns:repeat(2,1fr)}.study-grid{grid-template-columns:repeat(2,1fr)}.plan-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:760px){.app-shell{display:block}.sidebar{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}.sidebar nav{grid-template-columns:repeat(2,1fr)}.sidebar-footer{display:none}main{padding:0 16px 25px}.topbar{align-items:flex-start;padding:20px 0}.top-actions{flex-wrap:wrap;justify-content:flex-end}.learner-identity{width:100%;text-align:right}.hero,.two-col,.quiz-layout,.pretrip-layout,.candidate-layout,.dialog-grid{grid-template-columns:1fr}.hero-meter{border-left:0;border-top:1px solid var(--line);padding-top:24px}.metric-grid{grid-template-columns:1fr 1fr}.study-grid,.source-grid,.plan-grid{grid-template-columns:1fr}.form-card,.quiz-setup{position:static}.section-intro{align-items:flex-start;flex-direction:column}.candidate-header{align-items:flex-start;gap:20px}.candidate-header>div:last-child{text-align:left}footer{flex-direction:column}.quiz-question{font-size:21px}.breakdown-grid{grid-template-columns:1fr 1fr}}@media(max-width:440px){.metric-grid{grid-template-columns:1fr}.sidebar nav{grid-template-columns:1fr 1fr}.top-actions{justify-content:flex-start}.learner-identity{text-align:left}}


/* v0.3 California deep-content experience */
.content-counts{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 14px}.content-counts span{padding:5px 8px;border:1px solid var(--line);border-radius:999px;font-size:11px;color:var(--muted);background:rgba(255,255,255,.025)}
#lesson-dialog{width:min(1040px,94vw);max-height:90vh;overflow:auto}.lesson-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.lesson-tab{border:1px solid var(--line);background:#0a1727;color:var(--muted);border-radius:9px;padding:9px 12px;cursor:pointer;font-weight:800}.lesson-tab.active{color:#04111d;background:linear-gradient(135deg,var(--cyan),var(--blue));border-color:transparent}.lesson-tab-panel{display:none}.lesson-tab-panel.active{display:grid;gap:12px}.micro-lesson,.memory-card,.scenario-card{border:1px solid var(--line);border-radius:13px;padding:16px;background:#0a1727}.micro-lesson.done,.memory-card.done,.scenario-card.done{border-color:rgba(118,224,166,.55);background:rgba(118,224,166,.04)}.micro-lesson-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.micro-lesson h4,.memory-card h4,.scenario-card h4{margin:0 0 8px}.micro-lesson p,.memory-card p,.scenario-card p{color:var(--muted);line-height:1.55}.lesson-check{display:flex;align-items:center;gap:7px;color:var(--green);white-space:nowrap;font-size:12px}.lesson-check input{width:auto}.memory-prompt{font-size:17px;color:var(--ink)!important;font-weight:800}.drill-answer{margin-top:10px;padding:12px;border-left:3px solid var(--cyan);background:#101f32;border-radius:0 8px 8px 0}.scenario-options{display:grid;gap:8px;margin-top:12px}.scenario-option{border:1px solid var(--line);background:#101f32;color:var(--ink);border-radius:9px;padding:10px;text-align:left;cursor:pointer}.scenario-option:hover{border-color:var(--cyan)}.scenario-feedback{margin-top:10px;padding:11px;border-radius:9px;background:#101f32;color:var(--muted)}.scenario-feedback.good{border:1px solid rgba(118,224,166,.5)}.scenario-feedback.bad{border:1px solid rgba(255,127,141,.5)}.objective-line{margin:-8px 0 16px;color:var(--cyan);font-size:13px}.source-note{margin-top:12px;font-size:12px;color:var(--muted)}.source-note a{color:var(--cyan)}
.rubric-results{display:grid;gap:8px;margin:14px 0}.rubric-row{border:1px solid var(--line);border-radius:10px;padding:11px;background:#0a1727}.rubric-row.complete{border-color:rgba(118,224,166,.5)}.rubric-row.partial{border-color:rgba(255,200,102,.45)}.rubric-row strong{display:flex;justify-content:space-between;gap:12px}.rubric-row small{display:block;color:var(--muted);margin-top:5px;line-height:1.45}.model-answer{margin-top:14px;padding:14px;border-radius:11px;background:linear-gradient(135deg,rgba(69,214,232,.09),rgba(106,168,255,.06));border:1px solid rgba(69,214,232,.28)}.model-answer summary{cursor:pointer;font-weight:900;color:var(--cyan)}.model-answer p{color:var(--muted);line-height:1.55}.critical-badge{display:inline-flex;margin-left:8px;padding:3px 6px;border-radius:999px;background:rgba(255,127,141,.12);color:var(--danger);font-size:10px;vertical-align:middle}.content-quality{margin:12px 0;padding:12px;border:1px solid var(--line);border-radius:10px;background:#0a1727;color:var(--muted);line-height:1.5}.content-quality strong{color:var(--ink)}
@media(max-width:760px){#lesson-dialog{width:96vw;padding:20px}.micro-lesson-head{display:block}.lesson-check{margin-top:10px}.lesson-tabs{display:grid;grid-template-columns:1fr 1fr}}

/* v0.4 Driver Vehicle Readiness Gate */
.form-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}.fleet-trip-bar{display:grid;grid-template-columns:minmax(260px,.5fr) 1fr;gap:18px;align-items:end;margin:16px 0}.gate-banner{border:1px solid var(--line);border-radius:13px;padding:16px;display:flex;justify-content:space-between;gap:14px;align-items:center;text-transform:none}.gate-banner strong{text-transform:uppercase;letter-spacing:.08em}.gate-banner span{color:var(--muted);text-align:right}.gate-banner.authorized{border-color:rgba(118,224,166,.55);background:rgba(118,224,166,.06)}.gate-banner.authorized strong{color:var(--green)}.gate-banner.maintenance_hold,.gate-banner.compliance_hold{border-color:rgba(255,127,141,.55);background:rgba(255,127,141,.06)}.gate-banner.maintenance_hold strong,.gate-banner.compliance_hold strong{color:var(--danger)}.gate-banner.closed{border-color:rgba(106,168,255,.45);background:rgba(106,168,255,.05)}.gate-banner.closed strong{color:var(--blue)}.gate-banner.locked strong{color:var(--amber)}.fleet-workspace{grid-template-columns:1.3fr .7fr;align-items:start}.eld-panel{margin:16px 0;padding:15px;border:1px solid rgba(69,214,232,.28);border-radius:12px;background:rgba(69,214,232,.04)}.fleet-checklist{display:grid;gap:13px;max-height:650px;overflow:auto;padding-right:5px;margin:16px 0}.check-group{border:1px solid var(--line);border-radius:13px;overflow:hidden}.check-group h3{margin:0;padding:11px 14px;background:#152942;font-size:14px;color:var(--cyan)}.fleet-check-row{display:grid;grid-template-columns:minmax(0,1fr) 120px minmax(150px,.55fr);gap:10px;align-items:center;padding:12px 14px;border-top:1px solid var(--line)}.fleet-check-row:first-of-type{border-top:0}.fleet-check-row strong{font-size:13px}.fleet-check-row small{display:block;color:var(--muted);font-size:11px;line-height:1.4;margin-top:4px}.fleet-check-row select,.fleet-check-row input{padding:9px;font-size:12px}.certification{padding:12px;border:1px solid var(--line);border-radius:10px;background:#0a1727}.fleet-notice{margin-bottom:18px}.defect-list{display:grid;gap:10px}.defect-card{border:1px solid var(--amber);border-radius:11px;padding:13px;background:rgba(255,200,102,.05)}.defect-card.critical{border-color:var(--danger);background:rgba(255,127,141,.05)}.defect-card small{display:block;color:var(--muted);margin-top:3px}.defect-card p{color:var(--muted);font-size:13px}.defect-actions{display:flex;gap:7px;flex-wrap:wrap}.defect-actions .btn{padding:8px 10px;font-size:11px}.disabled-panel{opacity:.78}.empty-state.compact{padding:25px}.fleet-setup{align-items:start}
@media(max-width:1000px){.fleet-workspace{grid-template-columns:1fr}.fleet-check-row{grid-template-columns:1fr 120px}.fleet-check-row input{grid-column:1/3}}
@media(max-width:760px){.form-pair,.fleet-trip-bar{grid-template-columns:1fr}.gate-banner{display:block}.gate-banner span{display:block;text-align:left;margin-top:6px}.fleet-check-row{grid-template-columns:1fr}.fleet-check-row input{grid-column:auto}.fleet-checklist{max-height:none}}