:root{--font-body:Inter, "Segoe UI", ui-sans-serif, system-ui, -apple-system, sans-serif;--font-display:Georgia, "Times New Roman", serif;--color-text:#17241e;--color-muted:#67726c;--color-surface:#fff;--color-surface-soft:#f8f8f4;--color-accent:#176b4d;--color-accent-strong:#0e5139;--color-accent-soft:#e6f1eb;--color-border:#dfe3dd;--color-focus:#d68b19;--color-warning:#79511a;--color-warning-soft:#fff8e9;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.5rem;--space-6:2rem;--radius-control:.8rem;--radius-card:1.35rem;--shadow-card:0 18px 50px #1c2d2514;--ink:var(--color-text);--muted:var(--color-muted);--surface:var(--color-surface);--surface-soft:var(--color-surface-soft);--accent:var(--color-accent);--accent-strong:var(--color-accent-strong);--accent-soft:var(--color-accent-soft);--lime:#c8e45b;--line:var(--color-border);--focus:var(--color-focus);--shadow:var(--shadow-card);color:var(--color-text);font-family:var(--font-body);font-synthesis:none;background:#f5f4ef}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:radial-gradient(circle at 90% 4%, #c8e45b21, transparent 22rem), var(--surface-soft);min-width:320px;min-height:100vh;margin:0;overflow-x:hidden}body,a{font:inherit}.mode-navigation a{border:1px solid var(--line);border-radius:.8rem;min-height:46px;padding:.72rem 1rem}a:focus-visible,button:focus-visible{outline:3px solid var(--focus);outline-offset:3px}progress{width:100%;height:.55rem;accent-color:var(--accent);border:0;border-radius:999px;display:block;overflow:hidden}progress::-webkit-progress-bar{background:var(--accent-soft);border-radius:999px}progress::-webkit-progress-value{background:var(--accent);border-radius:999px}progress::-moz-progress-bar{background:var(--accent);border-radius:999px}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.ui-button{justify-content:center;align-items:center;gap:var(--space-2);border-radius:var(--radius-control);min-height:44px;padding:var(--space-3) var(--space-4);font:inherit;text-align:center;cursor:pointer;border:1px solid #0000;font-weight:700;transition:background-color .16s,border-color .16s,box-shadow .16s,transform .16s;display:inline-flex}.ui-button--primary{background:var(--color-accent-strong);color:#fff}.ui-button--secondary{border-color:var(--color-border);background:var(--color-surface);color:var(--color-accent-strong)}.ui-button--quiet{color:var(--color-accent-strong);background:0 0;border-color:#0000}.ui-button--compact{padding-inline:var(--space-3);font-size:.875rem}.ui-button:hover:not(:disabled){border-color:var(--color-accent);transform:translateY(-1px);box-shadow:0 8px 20px #0e51391f}.ui-button--primary:hover:not(:disabled){background:var(--color-accent)}.ui-button--secondary:hover:not(:disabled),.ui-button--quiet:hover:not(:disabled){background:var(--color-accent-soft);color:var(--color-accent-strong)}.ui-button:active:not(:disabled){transform:translateY(0)}.ui-button:disabled{border-color:var(--color-border);color:#69746e;cursor:not-allowed;box-shadow:none;background:#eef0ed}.ui-button:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}.ui-surface{border:1px solid var(--color-border);border-radius:var(--radius-card);background:var(--color-surface);min-width:0;max-width:100%;box-shadow:var(--shadow-card);padding:clamp(1.1rem,3vw,1.65rem)}.ui-surface h2{letter-spacing:-.025em;margin:0 0 1rem;font-size:clamp(1.15rem,2.5vw,1.5rem);line-height:1.15}@media (width<=560px){.ui-surface{border-radius:1.05rem}}.ui-surface--soft{background:var(--color-surface-soft);box-shadow:none}.ui-surface--accent{background:#f0f7f0;border-color:#c8dfd0}.ui-mode-intro{max-width:760px;margin:0 auto var(--space-5)}.ui-mode-intro h2{letter-spacing:-.05em;margin:.4rem 0 .5rem;font-size:clamp(2rem,5vw,3.5rem);line-height:1.05}.ui-mode-intro>p:last-child{max-width:52ch;color:var(--color-muted);line-height:1.6}.ui-status{padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-control);background:var(--color-surface-soft);color:var(--color-muted);overflow-wrap:anywhere;line-height:1.5}.ui-status--error{background:var(--color-warning-soft);color:var(--color-warning);border-color:#e2cba8}.ui-status p:first-child{margin-top:0}.ui-status p:last-child{margin-bottom:0}.site-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;width:min(1180px,100% - 2rem);min-height:72px;margin:0 auto;display:flex}.brand{color:var(--ink);letter-spacing:-.02em;align-items:center;gap:.65rem;font-weight:800;text-decoration:none;display:inline-flex}.brand-mark,.footer-mark{background:var(--ink);width:2rem;height:2rem;color:var(--lime);border-radius:.65rem;place-items:center;font-size:.85rem;font-weight:900;display:grid}.save-status{color:var(--muted);align-items:center;gap:.45rem;font-size:.78rem;font-weight:650;display:inline-flex}.save-status>span{color:#45a575;font-size:.65rem}.app-shell{width:min(1180px,100% - 2rem);margin:0 auto;padding:2.5rem 0 1rem}.hero{align-items:end;gap:2rem;padding:1.8rem 0 2.5rem;display:grid}.hero-copy{max-width:720px}.hero h1{letter-spacing:-.065em;max-width:12ch;margin:.55rem 0 .85rem;font-size:clamp(2.65rem,7vw,5.4rem);line-height:.94}.hero-description{max-width:42ch;color:var(--muted);margin:0;font-size:clamp(1rem,2vw,1.18rem);line-height:1.6}.eyebrow,.summary-label{color:var(--accent);letter-spacing:.11em;text-transform:uppercase;margin:0;font-size:.72rem;font-weight:850}.session-summary{border:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffc2;border-radius:1.25rem;min-width:min(100%,310px);padding:1.2rem;box-shadow:0 12px 35px #1c2d250d}.session-summary>div:first-child{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) minmax(0,8rem);align-items:baseline;gap:1rem;padding-bottom:1rem;display:grid}.session-summary>div:first-child strong{text-align:right;font-size:.82rem}.summary-segments{color:var(--muted);margin:.8rem 0 0;font-size:.8rem}.summary-location{align-items:center;gap:.8rem;padding-top:1rem;display:flex}.summary-location span:last-child{gap:.15rem;font-size:.88rem;display:grid}.summary-location small{color:var(--muted)}.location-dot{border:.7rem solid var(--accent-soft);background:var(--accent);border-radius:50%;flex:none;width:2.3rem;height:2.3rem}.mode-navigation{z-index:10;border:1px solid var(--line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#ffffffe6;border-radius:1rem;gap:.35rem;width:fit-content;max-width:100%;margin-bottom:1.5rem;padding:.35rem;display:flex;position:sticky;top:.75rem;overflow-x:auto;box-shadow:0 10px 30px #1c2d2514}.mode-navigation a{color:var(--muted);white-space:nowrap;border-color:#0000;align-items:center;gap:.5rem;font-size:.88rem;font-weight:750;text-decoration:none;transition:color .16s,background-color .16s,box-shadow .16s;display:inline-flex}.mode-navigation a:hover{color:var(--ink);background:var(--surface-soft)}.mode-navigation a[aria-current=page]{color:#fff;background:var(--ink);box-shadow:0 5px 12px #17241e2e}.mode-icon{width:1.25rem;height:1.25rem;color:var(--accent);place-items:center;font-size:1rem;font-weight:900;display:grid}.mode-navigation a[aria-current=page] .mode-icon{color:var(--lime)}main{min-height:420px}footer{max-width:700px;color:var(--muted);align-items:center;gap:.8rem;padding:3.5rem 0 1.5rem;font-size:.78rem;line-height:1.5;display:flex}.footer-mark{flex:none;width:1.8rem;height:1.8rem;font-size:.7rem}.error-card{margin-top:10vh}@media (width>=760px){.hero{grid-template-columns:minmax(0,1fr) 310px}}@media (width<=560px){.site-header,.app-shell{width:min(100% - 1.25rem,1180px)}.site-header{min-height:62px}.save-status{display:none}.app-shell{padding-top:1.5rem}.hero{gap:1.5rem;padding:1rem 0 1.75rem}.hero h1{font-size:clamp(2.65rem,14vw,4.2rem)}.session-summary{width:100%;min-width:0;max-width:100%}.mode-navigation{grid-template-columns:repeat(4,minmax(0,1fr));width:100%;display:grid;top:.4rem;overflow:hidden}.mode-navigation a{flex:1 1 0;justify-content:center;min-width:0;padding-inline:.42rem;font-size:.77rem;overflow:hidden}.mode-icon{display:none}}@media (width<=759px){.app-shell--route{padding-top:.75rem}.app-shell--route .hero{gap:0;padding:.5rem 0 .85rem}.app-shell--route .hero h1{max-width:none;margin:.3rem 0;font-size:clamp(1.55rem,6vw,2.25rem);line-height:1.1}.app-shell--route .hero-description,.app-shell--route .session-summary{display:none}.app-shell--route .mode-navigation{margin-bottom:.7rem;position:static}}.route-workspace{grid-template-areas:"intro""video""instructions""street""map""marks""navigation";gap:1rem;display:grid}.route-preparation{max-width:760px;margin-inline:auto}.route-preparation>p:not(.eyebrow),.preparation-checks span,.preparation-actions{color:var(--muted);line-height:1.55}.route-preparation h3{margin:1.5rem 0 .75rem;font-size:1rem}.preparation-checks,.preparation-actions{gap:.75rem;padding-left:1.4rem;display:grid}.preparation-checks li strong,.preparation-checks li span{display:block}.preparation-checks li strong{color:var(--ink)}.preparation-focus{background:var(--accent-soft);color:var(--accent-strong);border-radius:.8rem;margin:1.5rem 0;padding:1rem}.preparation-focus p{margin:.45rem 0 0}.route-workspace summary{cursor:pointer;min-height:44px;padding-block:.7rem}.route-workspace summary:focus-visible,.video-controls input:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.route-intro{grid-area:intro;padding:1rem 0 .35rem}.route-title{letter-spacing:-.04em;margin:.45rem 0;scroll-margin-top:5rem;font-size:clamp(1.7rem,4vw,2.4rem);font-weight:800}.route-title:focus-visible{outline:3px solid var(--focus);outline-offset:.25rem}.route-intro>p:not(.eyebrow,.route-title){color:var(--accent-strong);font-weight:700}.route-street-view{grid-area:street;min-width:0}.route-video{grid-area:video;min-width:0}.route-map-slot{grid-area:map;min-width:0}.route-map-slot>summary{color:var(--accent-strong);cursor:pointer;margin-bottom:.75rem;font-weight:700}.route-street-view .media-card,.route-map-slot .media-card{margin-bottom:0}.route-map-slot .map-canvas{height:220px}.route-map-slot .map-points{margin-top:.75rem}.route-map-slot .map-points .ui-button{min-height:44px;padding:.45rem .65rem;font-size:.75rem}.route-workspace>.video-marks{grid-area:marks}.route-workspace>.instruction-card{grid-area:instructions}.route-workspace>.segment-navigation{grid-area:navigation}.media-card{min-height:180px;margin-bottom:1rem;position:relative;overflow:hidden}.map-canvas,.street-view-canvas{border:1px solid var(--line);background:linear-gradient(135deg,#176b4d0f,#c8e45b14),#f0f2ee;border-radius:.85rem;width:100%;height:280px;overflow:hidden}.map-instance,.street-view-instance{width:100%;height:100%}.map-canvas-unavailable{display:none}.map-points{margin-top:1rem}.map-points ol{gap:.5rem;margin:0;padding:0 0 .35rem;list-style:none;display:flex;overflow-x:auto}.map-points li{flex:none}.map-points .ui-button{background:var(--surface-soft);min-height:44px;color:var(--ink);padding:.55rem .75rem;font-size:.8rem}.map-points .ui-button[aria-current=step]{background:var(--accent-strong);border-color:var(--accent-strong);color:#fff}.video-stage{aspect-ratio:9/16;background:#0b1210;border-radius:.85rem;width:min(100%,360px);margin-inline:auto;position:relative;overflow:hidden}.video-stage:fullscreen{aspect-ratio:auto;border-radius:0;width:100vw;height:100vh}.video-card .video-player{object-fit:contain;border:0;width:100%;height:100%;display:block}.video-player::cue{color:#fff;background:#0c1913e0;font-size:1rem}.video-controls{background:linear-gradient(#0000 55%,#000000b8);transition:opacity .18s;position:absolute;inset:0}.video-stage--playing:not(.video-stage--controls-visible):not(:focus-within) .video-controls{opacity:0;pointer-events:none}.video-controls .video-toggle{color:#fff;background:#0c1913b8;border:1px solid #ffffffb8;border-radius:50%;width:64px;min-height:64px;padding:0;font-size:1.5rem;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.video-controls .video-captions{top:var(--space-3);right:var(--space-3);color:#fff;background:#0c1913a6;border-color:#ffffffa6;width:44px;min-height:44px;padding:0;font-size:.8rem;font-weight:800;position:absolute}.video-controls .video-captions[aria-pressed=true]{border-color:var(--lime);color:var(--lime)}.video-stage:fullscreen .video-captions{top:max(var(--space-4), env(safe-area-inset-top));right:max(var(--space-4), env(safe-area-inset-right))}.video-controls .video-toggle:hover:not(:disabled){color:#fff;background:#0c1913e6;transform:translate(-50%,-50%)}.video-controls .video-toggle:disabled{color:#fff;opacity:.45;background:#0c191359;border-color:#ffffff59}.video-toggle svg{fill:currentColor;width:24px;height:24px}.video-controls-bottom{right:var(--space-3);bottom:var(--space-3);left:var(--space-3);gap:var(--space-1);display:grid;position:absolute}.video-stage:fullscreen .video-controls-bottom{right:max(var(--space-4), env(safe-area-inset-right));bottom:max(var(--space-4), env(safe-area-inset-bottom));left:max(var(--space-4), env(safe-area-inset-left))}.video-controls input{width:100%;min-height:44px;accent-color:var(--lime);cursor:pointer;margin:0}.video-timeline{align-items:center;display:grid;position:relative}.video-timeline-marks{z-index:2;pointer-events:none;position:absolute;inset:0}.video-timeline-mark{background:#fff;border-radius:2px;width:3px;height:14px;position:absolute;top:50%;transform:translate(-50%,-50%);box-shadow:0 0 2px #000}.video-timeline-mark--active{background:var(--lime);width:5px;height:20px}.video-timeline-hint{margin:var(--space-1) 0 0;color:var(--muted);font-size:.8rem}.video-sync-toggle{align-items:center;gap:var(--space-2);min-height:44px;margin-bottom:var(--space-2);cursor:pointer;display:flex}.video-sync-toggle input{width:20px;height:20px;accent-color:var(--color-accent)}.video-calibration-error{color:var(--color-warning)}.video-time{color:#fff;font-variant-numeric:tabular-nums;text-shadow:0 1px 3px #000c;font-size:.8rem}.video-controls-meta{justify-content:space-between;align-items:center;min-height:44px;display:flex}.video-skip-controls{gap:var(--space-1);display:flex}.video-controls .video-skip{color:#fff;background:#0c19138c;border-color:#0000;min-width:52px;min-height:44px;padding:6px;font-size:.8rem}.video-controls .video-fullscreen{color:#fff;background:#0c191373;border-color:#0000;width:44px;min-height:44px;padding:10px}.video-controls .video-fullscreen:hover:not(:disabled){color:#fff;background:#0c1913bf}.video-controls .video-fullscreen:disabled{color:#fff;opacity:.45;background:#0c19134d}.video-fullscreen svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:24px;height:24px}.video-fullscreen-error{width:min(100%,360px);margin:var(--space-2) auto 0;color:var(--color-warning);font-size:.875rem}@media (prefers-reduced-motion:reduce){.video-controls{transition:none}}.video-calibration{margin-top:1rem}.video-calibration summary{cursor:pointer}.video-marks{margin-bottom:1rem}.video-marks summary{cursor:pointer;font-weight:700}.video-marks pre{white-space:pre-wrap;font:inherit;font-size:.88rem;overflow-x:auto}.panel-heading{justify-content:space-between;align-items:baseline;gap:1rem;display:flex}.coordinates{color:var(--muted);font-variant-numeric:tabular-nums;font-size:.74rem}.instruction-card{padding-left:clamp(2.5rem,5vw,3rem);position:relative}.instruction-card:before{background:var(--lime);content:"";border-radius:999px;width:3px;position:absolute;top:1.5rem;bottom:1.5rem;left:1rem}.instruction-list{counter-reset:instruction;gap:.75rem;margin:1.35rem 0 0;padding:0;list-style:none;display:grid}.instruction-list li{color:#304039;counter-increment:instruction;grid-template-columns:2rem 1fr;align-items:center;gap:.75rem;min-height:2.5rem;line-height:1.45;display:grid}.instruction-list li:before{background:var(--accent-soft);width:2rem;height:2rem;color:var(--accent-strong);content:counter(instruction, decimal-leading-zero);border-radius:50%;place-items:center;font-size:.68rem;font-weight:850;display:grid}.cue{background:var(--accent-soft);color:var(--accent-strong);border-radius:.8rem;padding:1rem;font-weight:750}.review-notes{color:#624112;background:#fff6e8;border-radius:.8rem;margin-top:1.25rem;padding:1rem}.review-notes h3{margin:0 0 .5rem;font-size:.95rem}.review-notes ul{margin:0;padding-left:1.25rem}.segment-navigation{justify-content:space-between;align-items:center;gap:1rem;padding:.25rem 0 1rem;display:flex}.segment-navigation-status{color:var(--accent-strong);white-space:nowrap;font-weight:800}.segment-navigation-actions{gap:1rem;display:flex}@media (width>=760px){.route-workspace{grid-template-columns:repeat(12,minmax(0,1fr));grid-template-areas:"intro intro intro intro intro intro intro intro intro intro intro intro""video video video video video instructions instructions instructions instructions instructions instructions instructions""street street street street street street street street map map map map""marks marks marks marks marks marks marks marks marks marks marks marks""navigation navigation navigation navigation navigation navigation navigation navigation navigation navigation navigation navigation"}.route-video .media-card,.route-workspace>.video-marks{margin-bottom:0}.route-map-slot>summary{display:none}.route-street-view,.route-map-slot{flex-direction:column;display:flex}.route-street-view .media-card,.route-map-slot .media-card{flex-direction:column;flex:1;min-height:420px;display:flex}.route-street-view .street-view-canvas{flex:280px;height:auto;min-height:280px}.route-map-slot .map-canvas:not(.map-canvas-unavailable){flex:220px;height:auto;min-height:220px}}@media (width<=560px){.panel-heading{display:block}.segment-navigation .ui-button{flex:1;padding-inline:.7rem}.route-map-slot>summary{border:1px solid var(--line);background:var(--surface);border-radius:.8rem;padding:.75rem}}@media (width<=759px){.route-workspace,.app-shell--route footer{padding-bottom:calc(9rem + env(safe-area-inset-bottom))}.route-title{scroll-margin-top:1rem}.route-workspace>.segment-navigation{z-index:20;padding:.6rem max(.75rem, env(safe-area-inset-right)) calc(.6rem + env(safe-area-inset-bottom)) max(.75rem, env(safe-area-inset-left));border-top:1px solid var(--line);background:var(--surface);grid-template-columns:minmax(0,1fr);gap:.4rem;display:grid;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -8px 24px #1c2d251a}.segment-navigation-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem;width:100%;display:grid}.segment-navigation-actions .ui-button{width:100%;min-width:0;padding-inline:.5rem}}@media (width<=280px),(height<=440px){.route-workspace{padding-bottom:0}.app-shell--route footer{padding-bottom:1.5rem}.route-workspace>.segment-navigation{box-shadow:none;position:static}}@media (width<=280px){.segment-navigation-actions{grid-template-columns:1fr}}.media-card h2{letter-spacing:-.025em;margin:0 0 1rem;font-size:clamp(1.15rem,2.5vw,1.5rem);line-height:1.15}.media-card>.ui-status{margin-bottom:var(--space-4)}.segment-navigation .ui-button{flex:1 1 0}@media (width<=560px){.segment-navigation .ui-button{min-width:0}}.mode-intro{max-width:760px;margin:0 auto 1.5rem}.mode-intro h2{letter-spacing:-.05em;margin:.4rem 0 .5rem;font-size:clamp(2rem,5vw,3.5rem);line-height:1.05}.mode-intro>p:last-child{max-width:52ch;color:var(--muted);line-height:1.6}.quiz-progress{gap:.65rem;margin-bottom:1.35rem;display:grid}.review-grid,.conclusion-grid{gap:1rem;margin-bottom:1rem;display:grid}.review-page{max-width:940px;margin:0 auto}.review-page .mode-intro{max-width:none;margin:0 0 1.55rem}.review-page .mode-intro h2{letter-spacing:-.025em;margin:.45rem 0 .55rem;font-family:Georgia,Times New Roman,serif;font-size:clamp(1.7rem,3.5vw,2.15rem);line-height:1.2}.review-page .mode-intro>p:last-child{max-width:none;margin:0}.review-page .review-card{background:#fffefa;border-radius:1rem;grid-template-columns:2.2rem minmax(0,1fr);align-content:start;column-gap:.85rem;padding:1.2rem;display:grid;box-shadow:0 7px 18px #1c2d2509}.review-number{background:var(--accent-soft);width:2.2rem;height:2.2rem;color:var(--accent-strong);border-radius:50%;grid-row:1/span 3;place-items:center;font-weight:850;display:inline-grid}.conclusion-card h3,.review-practice h3{margin:0 0 .75rem;font-size:1.2rem}.conclusion-card ul{gap:.6rem;margin:0;padding-left:1.2rem;line-height:1.5;display:grid}.review-card h3{grid-column:2;margin:.1rem 0 .4rem;font-size:1.05rem;line-height:1.25}.review-card ul{color:#53635b;grid-column:2;margin:0;padding:0;line-height:1.45;list-style:none}.review-card li+li{margin-top:.35rem}.review-page .review-card--preparation{background:#f0f7f0}.review-card--preparation p{color:var(--accent-strong);grid-column:2;margin:.8rem 0 0;line-height:1.45}.review-pending{color:#79511a;grid-column:2;margin-top:.7rem;font-size:.8rem;font-weight:700;display:inline-block}.review-page .review-practice{background:var(--surface-soft);box-shadow:none;justify-content:space-between;align-items:center;gap:1rem;margin-top:1.5rem;padding:1.2rem;display:flex}.review-practice h3{margin:.3rem 0;font-size:1rem}.review-practice .mode-actions{margin:0}.review-page .review-actions{max-width:none;margin-top:1.45rem}.review-practice p:last-child,.conclusion-cues p:last-child{color:var(--muted);margin-bottom:0;line-height:1.5}.mode-actions{flex-wrap:wrap;gap:.75rem;max-width:760px;margin:1.5rem auto 0;display:flex}.review-submode>.ui-button{margin:0 auto 1rem;display:block}.conclusion-cues{background:#f0f7f0;border-color:#c8dfd0;box-shadow:0 8px 26px #1c2d250b}.conclusion-page{max-width:940px;margin-inline:auto}.conclusion-page .conclusion-intro{background:linear-gradient(120deg,#f1f8ee,#fffefa 75%);border:1px solid #d8e6d9;border-radius:1.35rem;max-width:none;margin:0 0 1.5rem;padding:clamp(1.5rem,4vw,2.5rem)}.conclusion-intro h2{letter-spacing:-.03em;margin-block:.55rem;font-family:Georgia,Times New Roman,serif;font-size:clamp(1.8rem,4vw,2.7rem);line-height:1.15}.conclusion-intro>p:last-child{max-width:64ch;margin-bottom:0}.conclusion-summary{align-items:stretch;gap:1rem;display:grid}.conclusion-summary .ui-surface{padding:clamp(1.4rem,3vw,2rem)}.conclusion-summary h3{margin:.45rem 0 1.15rem;font-size:clamp(1.1rem,2.5vw,1.3rem);line-height:1.3}.conclusion-cues ul{gap:.8rem;margin:0;padding-left:1.3rem;line-height:1.55;display:grid}.conclusion-cues li::marker{color:var(--accent)}.conclusion-cues p:last-child{margin-bottom:0}.conclusion-cues .conclusion-pending{color:#79511a;border-top:1px solid #c8dfd0;margin:1.3rem 0 0;padding-top:.85rem;font-size:.84rem;font-weight:700;line-height:1.5}.conclusion-quiz{flex-direction:column;display:flex;box-shadow:0 8px 26px #1c2d250b}.conclusion-quiz-result{color:var(--accent-strong);margin:0;font-size:clamp(1.2rem,2.8vw,1.55rem);font-weight:800;line-height:1.3}.conclusion-quiz-best{color:var(--muted);margin:auto 0 0;padding-top:1.2rem;font-size:.88rem}.conclusion-actions{max-width:none;margin-top:1.5rem}.practice-card,.study-card{max-width:760px;min-height:380px;margin:0 auto;padding:clamp(1.4rem,6vw,3.5rem)}.practice-card h2,.study-card h2{max-width:22ch;margin-top:1.25rem;font-size:clamp(1.7rem,5vw,2.7rem);line-height:1.08}.practice-stats{background:var(--accent-soft);color:var(--accent-strong);border-radius:999px;padding:.45rem .7rem;font-size:.75rem;font-weight:800;display:inline-flex}.answer-grid{gap:.65rem;margin-top:2rem;display:grid}.answer-grid button{border:1px solid var(--line);border-radius:var(--radius-control);background:var(--surface-soft);min-height:44px;color:var(--ink);font:inherit;text-align:left;cursor:pointer;padding:.72rem 1rem;font-weight:700;transition:background-color .16s,border-color .16s,box-shadow .16s}.answer-grid button:hover:not(:disabled){background:var(--accent-soft);color:var(--accent-strong);border-color:#9fc7b4}.answer-grid button:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.feedback{background:var(--accent-soft);border:1px solid #c9ded3;border-radius:.9rem;gap:1rem;margin-top:1rem;padding:1rem;display:grid}.practice-actions{margin-top:2rem}.study-prompt{color:var(--accent);letter-spacing:.08em;text-transform:uppercase;margin-top:2.5rem;font-size:.78rem;font-weight:850}.study-source{color:var(--muted);font-size:.85rem}.study-card .flashcard-answer{max-width:60ch}.flashcard-answer{background:var(--accent-soft);max-width:24ch;color:var(--accent-strong);border-radius:1rem;padding:1.25rem;font-size:clamp(1.25rem,4vw,1.8rem);font-weight:800}.quiz-page .mode-intro,.quiz-workspace{max-width:760px;margin-inline:auto}.quiz-page .mode-intro{margin-bottom:.7rem}.quiz-page .mode-intro h2{letter-spacing:-.025em;font-family:Georgia,Times New Roman,serif;font-size:clamp(1.65rem,4vw,2.25rem)}.quiz-page .mode-intro>p:last-child{margin-bottom:0}.quiz-workspace .quiz-progress{gap:1rem;margin-bottom:1.1rem}.quiz-progress-label{border:1px solid var(--line);background:var(--surface);border-radius:.8rem;gap:.2rem;width:fit-content;padding:.7rem .9rem;font-size:.82rem;display:grid}.quiz-progress-label span{color:var(--muted);font-size:.75rem}.quiz-workspace progress{width:100%}.quiz-card{border-radius:.85rem;min-height:0;padding:clamp(1.3rem,3vw,2rem);box-shadow:0 5px 18px #1c2d250a}.quiz-card h2{max-width:none;margin:.55rem 0 0;font-family:inherit;font-size:clamp(1.15rem,2.5vw,1.45rem);line-height:1.35}.quiz-card .answer-grid{margin-top:1.3rem}.quiz-card .answer-grid button{background:var(--surface);align-items:center;gap:.75rem;min-height:3.25rem;font-weight:500;display:flex}.quiz-card .answer-grid button:disabled{color:var(--ink);background:var(--surface);cursor:default}.quiz-card .answer-grid button.selected-answer{border-color:var(--accent);background:var(--accent-soft)}.answer-letter{width:1.4rem;height:1.4rem;color:var(--accent-strong);background:#eeebdf;border-radius:50%;flex:0 0 1.4rem;place-items:center;font-size:.7rem;font-weight:800;display:inline-grid}.flashcard-navigation{justify-content:space-between;align-items:center;gap:.65rem;margin-top:1.5rem;display:flex}@media (width>=760px){.review-grid,.conclusion-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.conclusion-summary{grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr)}}@media (width<=560px){.review-page .review-practice{flex-direction:column;align-items:stretch}.mode-actions{flex-direction:column}.mode-actions .ui-button{width:100%}}.quiz-actions,.quiz-actions-end{align-items:center;gap:.65rem;display:flex}.quiz-actions{margin-top:var(--space-4);justify-content:space-between}@media (width<=560px){.quiz-actions{flex-direction:column;align-items:stretch}.quiz-actions-end{flex-wrap:wrap;justify-content:space-between}.quiz-actions-end .ui-button{flex:1}}
