.c .topic-guide{display:flex;align-items:center;gap:18px;margin-top:28px;padding:18px 0;border-top:1px solid #d8c8c1;color:#48313b;min-height:100px}
.topic-guide small{font-size:12px;letter-spacing:.06em;text-transform:uppercase}.topic-guide p{margin:6px 0 0;font-size:17px;line-height:1.5}
.mascot-avatar{display:block;flex:none;width:64px;height:64px;border-radius:50%;background-image:url('mascot-study.png');background-size:390px 260px;background-repeat:no-repeat;background-color:#f5eadd}
.mascot-avatar.dog{background-position:-65px -33px}.mascot-avatar.cat{background-position:-246px -35px}
.c .welcome-pair{display:grid;grid-template-columns:1fr 1.2fr;gap:32px;align-items:center;background:#f8f0e4;color:#48313b;padding:32px;margin-top:28px;border-radius:8px}
.c .welcome-pair h2{font:38px/1.1 'Instrument Serif',serif;margin:0 0 12px}.c .welcome-pair p{font-size:15px;line-height:1.6}.c .welcome-pair .eyebrow{font-size:11px;margin-bottom:12px}
.c .welcome-pair .cta{background:#48313b;color:#fff8ed;border-color:#48313b;min-height:44px;display:inline-flex;align-items:center}
.welcome-animals{display:flex;justify-content:center;min-width:0;overflow:hidden;height:180px;align-items:center}
.welcome-animals span{display:block;width:140px;height:100px;flex:none;background-image:url('mascot-study.png');background-size:614.4px 409.6px;background-repeat:no-repeat}
.walking-dog{background-position:-160px -279px;animation:arrive-dog 1.8s ease-out both}.walking-cat{background-position:-451px -279px;animation:arrive-cat 1.8s ease-out both}
@keyframes arrive-dog{from{transform:translateX(-65px);opacity:0}to{transform:none;opacity:1}}@keyframes arrive-cat{from{transform:translateX(65px);opacity:0}to{transform:none;opacity:1}}
@media(max-width:760px){.c .welcome-pair{grid-template-columns:1fr;gap:8px;padding:20px}.c .welcome-pair h2{font-size:32px}.welcome-animals{height:160px}.c .topic-guide{gap:12px}.topic-guide p{font-size:16px}.welcome-animals span{width:140px}}
@media(prefers-reduced-motion:reduce){.welcome-animals span{animation:none}}
.c .welcome-pair{position:relative;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);background:#f5ecdc}
.welcome-animals{height:auto;aspect-ratio:16/9;border-radius:6px;grid-column:1;grid-row:1}
.welcome-animals video{display:block;width:100%;height:100%;object-fit:contain}
.welcome-pair>div:not(.welcome-animals){grid-column:2;grid-row:1 / span 2}
.welcome-playback{grid-column:1;grid-row:2;justify-self:start;min-height:44px;padding:8px 14px;border:1px solid #bca99c;border-radius:24px;color:#48313b;background:transparent;font:inherit;font-size:12px;cursor:pointer}
.welcome-playback:focus-visible{outline:2px solid #48313b;outline-offset:4px}
@media(max-width:760px){.c .welcome-pair{grid-template-columns:minmax(0,1fr);gap:12px}.welcome-pair>div:not(.welcome-animals){grid-column:1;grid-row:3}.welcome-animals{height:auto}.welcome-playback{grid-row:2}}
.welcome-animals{display:block;aspect-ratio:auto;background:#f5efe5;position:relative}
.welcome-animals video{height:auto;aspect-ratio:16/9}
.guide-roles{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:8px 16px 4px;text-align:center}
.guide-roles strong{display:block;font-size:13px;line-height:1.4;font-weight:600;color:#48313b}
.guide-roles small{display:block;font-size:11px;line-height:1.5;margin-top:4px;color:#715e63}
.systems-meet{text-align:center;padding:4px 12px 14px;opacity:0;transition:opacity .45s ease}
.settled .systems-meet{opacity:1}
.systems-meet svg{width:145px;height:56px;display:block;margin:0 auto}
.systems-meet circle{stroke-width:1.2;transition:transform .65s ease;transform-box:fill-box;transform-origin:center}
.system-orbit{fill:#c7847420;stroke:#a65c53;transform:translateX(-20px)}
.system-root{fill:#9680aa20;stroke:#897099;transform:translateX(20px)}
.settled .systems-meet circle{transform:translateX(0)}
.c .systems-meet p{font-size:12px;line-height:1.4;margin:0}
.systems-meet p span{display:inline;background:none;width:auto;height:auto;margin:0 6px}
.systems-meet small{font-size:10px;color:#715e63}
@media(prefers-reduced-motion:reduce){.systems-meet,.systems-meet circle{transition:none}}
.entry-open{overflow:hidden}
.c .welcome-pair.entry-screen{position:fixed;inset:0;z-index:1000;margin:0;border-radius:0;padding:24px;display:flex;flex-direction:column;justify-content:center;gap:0;overflow-y:auto;background:#f5efe5;min-height:100dvh}
.entry-screen[hidden]{display:none!important}
.entry-screen .welcome-animals{width:min(820px,100%);flex:none;background:transparent;overflow:hidden}
.entry-screen .entry-copy{width:min(760px,100%);text-align:center;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .4s,transform .4s;flex:none}
.entry-screen.choices-ready .entry-copy{visibility:visible;opacity:1;transform:none}
.c .entry-screen h2{font:clamp(32px,5vw,48px)/1.1 'Instrument Serif',serif;margin:6px 0 24px;color:#48313b}
.entry-choices{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.entry-choices button{padding:18px 14px;border:1px solid #cbb9b1;border-radius:14px;background:#f7e5dd;color:#48313b;min-height:104px;transition:transform .2s}
.entry-choices button+button{background:#eae4ef;border-color:#bfb3cb}
.entry-choices button:hover{transform:translateY(-3px)}
.entry-choices small{display:block;font-size:10px;letter-spacing:1.4px;margin-bottom:8px}
.entry-choices strong{display:block;font-size:17px;font-weight:500}
.entry-choices span{display:block;font-size:12px;margin-top:8px}
.entry-screen .welcome-playback{position:absolute;left:20px;bottom:14px;border:0;opacity:.65;font-size:11px}
.entry-skip{position:absolute;right:20px;bottom:14px;min-height:44px;border:0;background:transparent;color:#715e63;font-size:12px}
.c .topics{display:flex;flex-direction:column;border:0;gap:32px}
.topic-family{scroll-margin-top:24px;min-width:0}
.topic-family h3{font-size:24px;margin:0 0 16px;font-weight:500}
.family-topics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-block:1px solid var(--line)}
.topic-family[data-family=dog] .family-topics{grid-template-columns:repeat(2,minmax(0,1fr))}
.choose-guide-again{border:0;background:transparent;color:inherit;font-size:13px;min-height:44px;padding:0 8px}
@media(max-width:600px){.c .welcome-pair.entry-screen{padding:18px 12px 64px}.entry-choices{gap:10px}.entry-choices button{padding:14px 8px}.entry-choices strong{font-size:14px}.entry-choices span{font-size:11px}.family-topics,.topic-family[data-family=dog] .family-topics{grid-template-columns:1fr}.entry-screen .welcome-animals{width:100%}.entry-screen .entry-copy{margin-top:12px}}
@media(prefers-reduced-motion:reduce){.entry-screen .entry-copy,.entry-choices button{transition:none}}
.entry-brand{position:absolute;top:max(20px,env(safe-area-inset-top));left:0;right:0;text-align:center;font:500 24px/1.3 'DM Sans',sans-serif;letter-spacing:-1px;color:#48313b}
.entry-brand i{font-family:'Instrument Serif',serif;font-weight:400;margin:0 3px}
.entry-brand{z-index:2}
.c .entry-screen .welcome-animals{width:100%;max-width:clamp(280px,calc(177.78dvh - 604px),820px)}
.companion-decor{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.companion-decor g{transition:none;pointer-events:none}
.c .welcome-pair.entry-screen{padding-top:76px;padding-bottom:70px}
.c .welcome-pair.entry-screen{background:linear-gradient(110deg,#f8eee4 0%,#f7ede3 45%,#faf2e7 100%)}
@media(max-width:600px){.entry-brand{font-size:22px;top:max(24px,env(safe-area-inset-top))}.entry-screen .entry-copy{margin-top:20px}.entry-choices button{min-height:104px}.entry-choices strong{font-size:15px;line-height:1.4}.entry-choices span{font-size:12px;line-height:1.5}.entry-screen .welcome-playback{bottom:max(14px,env(safe-area-inset-bottom))}}
@media(max-height:560px){.c .welcome-pair.entry-screen{justify-content:flex-start}.entry-screen .welcome-animals{max-width:460px}.entry-screen .welcome-playback,.entry-skip{position:static;flex:none}.entry-screen .entry-copy{margin-bottom:16px}}
@media(prefers-reduced-motion:reduce){.companion-decor g{transition:none}}
.cosmic-prelude{position:absolute;inset:0;pointer-events:none;background:#f8eee4;opacity:0;visibility:hidden;transition:opacity .35s ease;overflow:hidden}
.show-prelude .cosmic-prelude{opacity:1;visibility:visible}
.show-prelude>video,.show-prelude>.companion-decor{visibility:hidden}
.cosmic-prelude>svg{position:absolute;inset:0;width:100%;height:100%}
.intro-character{position:absolute;top:22%;width:37%;height:64%;background-image:url('mascot-end-identity-v2.png');background-size:240% auto;background-repeat:no-repeat;mask-image:radial-gradient(ellipse,black 46%,transparent 72%);opacity:0}
.intro-dog{left:9%;background-position:24% 45%}
.intro-cat{right:9%;background-position:80% 45%}
.prelude-labels{position:absolute;bottom:5%;left:3%;right:3%;display:flex;justify-content:space-around;color:#604d60;font-size:clamp(10px,1.1vw,14px);letter-spacing:.03em}
.prelude-labels span{display:inline!important;width:auto!important;height:auto!important;background:none!important}
.show-prelude .intro-dog{animation:character-arrive 1.9s ease both}
.show-prelude .intro-cat{animation:character-arrive 1.5s .4s ease both}
.show-prelude .sky-orbit{transform-origin:270px 230px;animation:sky-gather 2.1s ease both}
.show-prelude .element-orbit{transform-origin:640px 228px;animation:elements-gather 2.1s ease both}
.joining-orbits{opacity:0;transform-origin:center}
.show-prelude .joining-orbits{animation:worlds-join 2.1s ease both}
@keyframes character-arrive{0%{opacity:0;transform:translateY(16px) scale(.9)}35%,80%{opacity:1;transform:translateY(0) scale(1)}100%{opacity:.75;transform:translateY(0) scale(1)}}
@keyframes sky-gather{0%{opacity:0;transform:rotate(-16deg) scale(.8)}35%{opacity:1}100%{opacity:.3;transform:rotate(10deg) scale(1)}}
@keyframes elements-gather{0%,15%{opacity:0;transform:scale(.8)}45%{opacity:1}100%{opacity:.3;transform:scale(1)}}
@keyframes worlds-join{0%,55%{opacity:0;transform:scale(.8)}90%,100%{opacity:.7;transform:scale(1)}}
.inspect-intro{position:absolute;bottom:14px;right:24px;min-height:44px;border:0;background:transparent;color:#604d60;font:12px 'DM Sans',sans-serif;cursor:pointer}
.entry-screen:has(.inspect-intro) .entry-skip{right:200px}
.inspect-prelude .intro-character{animation:none!important;opacity:1;transform:none}
.inspect-prelude .sky-orbit,.inspect-prelude .element-orbit{animation:none!important;opacity:1;transform:none}
.inspect-prelude .joining-orbits{animation:none!important;opacity:.35;transform:none}
/* Woven motion transition: real walking footage emerges through moving paths. */
.cosmic-prelude{background:transparent;transition:opacity .65s ease;isolation:isolate}
.show-prelude>video{visibility:visible;animation:footage-emerge 3s ease both}
.show-prelude>.companion-decor{visibility:hidden}
.silk{stroke-width:1.4;stroke-dasharray:620 180;stroke-linecap:round;opacity:.7}
.silk-two{stroke-width:.8;opacity:.45}.silk-three{stroke-width:2;opacity:.25}
.show-prelude .ribbon-field{transform-origin:450px 250px;animation:silk-unfurl 3s cubic-bezier(.22,.61,.36,1) both}
.show-prelude .silk{animation:silk-flow 3s linear both}
.show-prelude .constellation-thread{transform-origin:450px 250px;animation:thread-pass 3s ease both}
.show-prelude .flow-element,.show-prelude .orbit-dust{animation:weave-fade 3s ease both}
.show-prelude .prelude-labels{animation:weave-fade 3s ease both}
@keyframes footage-emerge{0%,22%{opacity:0;filter:blur(8px);transform:scale(.98)}65%,100%{opacity:1;filter:blur(0);transform:scale(1)}}
@keyframes silk-unfurl{0%{opacity:0;transform:rotate(-28deg) scale(.7)}22%{opacity:1}65%{opacity:.8;transform:rotate(10deg) scale(1)}100%{opacity:0;transform:rotate(28deg) scale(1.16)}}
@keyframes silk-flow{from{stroke-dashoffset:800}to{stroke-dashoffset:0}}
@keyframes thread-pass{0%{opacity:0;transform:rotate(-14deg) translateX(-35px)}22%,42%{opacity:.8}100%{opacity:0;transform:rotate(18deg) translateX(50px)}}
@keyframes weave-fade{0%{opacity:0}22%,55%{opacity:.85}100%{opacity:0}}
@media(prefers-reduced-motion:reduce){.cosmic-prelude{display:none}.show-prelude>video{animation:none}}
.entry-screen .companion-decor,.entry-screen .cosmic-prelude{display:none!important}
.entry-screen video{object-fit:contain;max-width:100%;aspect-ratio:16/9}
/* Blend the existing footage into the welcome canvas without cropping it. */
.c .welcome-pair.entry-screen{background:#f5edde}
.c .entry-screen .welcome-animals{border:0;border-radius:0;box-shadow:none;background:transparent;overflow:visible}
.entry-screen video{border:0;border-radius:0;box-shadow:none;mask-image:linear-gradient(to right,transparent,#000 5%,#000 95%,transparent);-webkit-mask-image:linear-gradient(to right,transparent,#000 5%,#000 95%,transparent)}
.entry-screen .welcome-animals::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(to bottom,#f5edde,transparent 9%,transparent 92%,#f5edde)}

/* Entry-only brand accents. Video, poster, timing and media surround unchanged. */
.c .entry-screen .entry-brand{left:50%;right:auto;transform:translateX(-50%);width:max-content;max-width:calc(100% - 40px);padding:10px 28px 12px;background:#eae0f0;border:1px solid #d5c3df;border-radius:2px 2px 24px 24px;color:#573b55;font-size:23px;letter-spacing:-.6px;box-shadow:0 4px 14px #573b5506}
.c .entry-screen .entry-brand i{color:#a43e32}
.c .entry-screen .entry-choices{gap:16px}
.c .entry-screen .entry-choices button{background:#a43e32;color:#fff8ee;border:1px solid #a43e32;border-radius:18px;padding:20px 22px;min-height:104px;box-shadow:0 5px 15px #713b3210;transition:background .2s,transform .2s,box-shadow .2s}
.c .entry-screen .entry-choices button+button{background:#eae0f0;color:#573b55;border-color:#d5c3df;box-shadow:0 5px 15px #573b5508}
.c .entry-screen .entry-choices button:hover{background:#91352b;box-shadow:0 7px 18px #713b321a}
.c .entry-screen .entry-choices button+button:hover{background:#dfd0e8;box-shadow:0 7px 18px #573b5512}
.c .entry-screen .entry-choices button:focus-visible{outline:3px solid #573b55;outline-offset:5px}
.c .entry-screen .entry-choices strong{font-weight:600;letter-spacing:-.25px}
.c .entry-screen .entry-choices span{color:inherit;opacity:1;font-size:13px;line-height:1.5}
@media(max-width:600px){.c .entry-screen .entry-brand{padding:9px 24px 11px;font-size:21px}.c .entry-screen .entry-choices{gap:10px}.c .entry-screen .entry-choices button{padding:16px 10px;min-height:110px;border-radius:15px}.c .entry-screen .entry-choices strong{font-size:14px;line-height:1.4}.c .entry-screen .entry-choices span{font-size:12px}}
@media(prefers-reduced-motion:reduce){.c .entry-screen .entry-choices button{transition:none}.c .entry-screen .entry-choices button:hover{transform:none}}