/* T20: isolated material and editorial refinement over the captured T19. */
.t20{--glass-fill:rgba(31,32,39,.34)}
/* The name stays centred while the shell grows; text is never scaled. */
.t20 .island.lg,.t20 .island.lg:is(:hover,:focus-within){--nav-open-width:min(420px,calc(100vw - 16px));top:0;width:190px;grid-template-rows:52px 0fr;border-radius:0;overflow:hidden;background:linear-gradient(120deg,rgba(100,108,128,.07),rgba(18,20,26,.64) 42%,rgba(77,84,103,.10));box-shadow:none;filter:drop-shadow(0 9px 16px #0008);opacity:var(--nav-presence,1);transition:width .48s cubic-bezier(.22,1,.36,1),grid-template-rows .48s cubic-bezier(.22,1,.36,1),opacity .3s ease}
.t20 .island.lg[data-open=true]{width:var(--nav-open-width);grid-template-rows:52px 1fr;opacity:1}
.t20 .island{user-select:none}
.t20 .island.lg,.t20 .island.lg:is(:hover,:focus-within){display:block;height:52px;transition:opacity .3s ease}
.t20 .island__drawer{position:absolute;top:52px;left:50%;transform:translateX(-50%);width:calc(var(--nav-open-width) - 40px)}
.t20 .island__bar{height:52px;margin:0;padding:0;display:flex;justify-content:center;gap:0;opacity:var(--nav-content,1)}
.t20 .island .island__toggle{border:0;background:none;padding:0 20px;height:48px;min-width:118px;margin:0;color:#fff;font-size:23px;cursor:pointer}
.t20 .island__drawer{min-height:0;overflow:hidden;opacity:0;visibility:hidden;filter:blur(3px);transition:opacity .14s ease,filter .14s ease,visibility .14s}
.t20 .island[data-open=true] .island__drawer{opacity:1;visibility:visible;filter:blur(0);transition:opacity .25s .13s ease,filter .25s .13s ease,visibility 0s}
.t20 .island__drawer-inner{box-sizing:border-box;width:calc(var(--nav-open-width) - 64px);margin:0 auto;padding:4px 0 24px;display:flex;flex-direction:column;gap:16px;align-items:center}
.t20 .island .island__links{width:100%;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:4px;min-height:0;margin:0;padding:0;opacity:1;visibility:visible;transition:none}
.t20 .island .island__links a{grid-column:span 2}
.t20 .island .island__links a:nth-child(4){grid-column:2/span 2}
.t20 .island .island__links a:nth-child(5){grid-column:4/span 2}
.t20 .island .island__links a{height:44px;min-height:44px;margin:0;padding:0 7px;gap:7px;font-size:13px;justify-content:center}
.t20 .island__links svg{width:16px;height:16px}
.t20 .island.lg:before{display:none}
.t20 .island__cta{min-height:40px;padding-inline:26px;font-size:14px}
@media(prefers-reduced-motion:reduce){.t20 .island__drawer{transition:none;filter:none}}
/* A clear surface with a diffuse reflection, not an outlined bevel. */
.t20 .primary.lg,.t20 .island__cta.lg,.t20 .scene-switch.lg,.t20 .scene-switch__thumb{
 background:linear-gradient(155deg,#ffffff0c,transparent 44%,#c8d6ff06),rgba(80,85,100,.09);
 border:0;box-shadow:0 4px 15px #0002;
 backdrop-filter:blur(4px) saturate(1.2);-webkit-backdrop-filter:blur(4px) saturate(1.2)
}
.t20 .primary.lg{min-height:49px;padding:12px 29px;background-color:rgba(150,158,175,.12)}
.t20 .primary.lg:before,.t20 .island__cta.lg:before,.t20 .scene-switch.lg:before{display:none}
.t20 .primary.lg:hover,.t20 .island__cta.lg:hover{background-color:#a4b0c426;box-shadow:0 4px 18px #0002}
.t20 .scene-switch.lg{background-color:#ffffff06}
.t20 .scene-switch__thumb{background:linear-gradient(150deg,#ffffff18,#ffffff07);box-shadow:0 2px 9px #0003}
.t20 .scene-switch button{position:relative;z-index:2}
/* A clear travelling capsule, with light on opposing curves rather than a white outline. */
.t20 .scene-switch.lg{isolation:isolate;overflow:visible;padding:5px;gap:4px;border-radius:999px;background:linear-gradient(180deg,#ffffff08,#ffffff02),#08090b;box-shadow:0 8px 24px #0003,inset 0 1px 2px #ffffff06;backdrop-filter:none;-webkit-backdrop-filter:none}
.t20 .scene-switch__thumb{top:5px;height:calc(100% - 10px);border-radius:999px;transform-origin:center;will-change:transform;background:radial-gradient(ellipse at 15% 0%,#e7f0ff28,transparent 52%),radial-gradient(ellipse at 93% 100%,#dceaff1c,transparent 48%),linear-gradient(175deg,#ffffff0d,#ffffff03 50%,#ffffff09);box-shadow:0 3px 9px #0005,inset 0 1px 3px #ffffff0b;transition:none!important}
.t20 .scene-switch__thumb:before{content:'';position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(140deg,transparent 2%,#f1f6ff70 15%,#ffffff06 36%,transparent 53%,#dceaff38 84%,transparent 98%);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask-composite:exclude;-webkit-mask-composite:xor;pointer-events:none;opacity:.58}
.t20 .scene-switch__thumb:after{content:'';position:absolute;inset:1px;border-radius:inherit;background:radial-gradient(ellipse at 22% 0%,#ffffff15,transparent 50%);pointer-events:none}
.t20 .scene-switch button{border-radius:999px;transition:color .22s ease;text-shadow:0 1px 4px #0004}
.t20 .scene-switch button[aria-pressed=false]{color:#a1a2a6}
.t20 .scene-switch button[aria-pressed=true]{color:#fff}
@media(prefers-reduced-motion:reduce){.t20 .scene-switch button{transition:none}.t20 .scene-switch__thumb{will-change:auto}}
.t20 .mobile-surface{background:linear-gradient(180deg,rgba(8,9,14,.77),rgba(18,20,32,.30) 40%,rgba(24,27,42,.38));box-shadow:none}
.t20 .panel-edge{mask-image:linear-gradient(transparent 60%,#000);-webkit-mask-image:linear-gradient(transparent 60%,#000);opacity:.3;filter:none}
.t20 .panel-edge path{stroke:rgba(229,237,255,.25);stroke-width:.0012}
.t20 .notch-card{background:rgba(8,10,17,.44);border-color:#ffffff17;box-shadow:none}
.t20 .notch-bubble{background:#ffffff12;box-shadow:none}
.t20 .notch-tool,.t20 .notch-chip{background:#0b0c1470;border-color:#ffffff12;box-shadow:none}
.t20 .body-copy{max-width:850px}
.t20 .voice-copy,.t20 .meeting-intro{max-width:900px}
.t20 .dictionary-note p{max-width:610px}

/* Animate height around a fixed centre so the waveform never drops below the text. */
.t20 .hero-wave{--bar:.062em;--gap:.075em;height:.58em;vertical-align:.02em}
.t20 .hero-wave i{width:var(--bar);border:0;transform:translateY(-50%);background:linear-gradient(165deg,rgba(255,255,255,.65),rgba(225,232,246,.25) 48%,rgba(255,255,255,.45));box-shadow:none;animation:t20-speech 2.8s ease-in-out infinite;animation-delay:calc(var(--i)*-.23s)}
.t20 .hero-wave i:nth-child(1){--i:0;--h:.18em;--peak:.29em}
.t20 .hero-wave i:nth-child(2){--i:1;--h:.32em;--peak:.44em}
.t20 .hero-wave i:nth-child(3){--i:2;--h:.46em;--peak:.55em}
.t20 .hero-wave i:nth-child(4){--i:3;--h:.31em;--peak:.42em}
.t20 .hero-wave i:nth-child(5){--i:4;--h:.16em;--peak:.28em}
@keyframes t20-speech{0%,100%{height:var(--h);opacity:.8}20%,61%{height:var(--peak);opacity:1}39%{height:calc(var(--h)*.75);opacity:.85}82%{height:calc(var(--peak)*.8);opacity:.9}}
.t20 .hero-cursor{filter:drop-shadow(0 2px 4px #0003)}

.connector-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:52px 0 0;gap:0}
.connector-group{min-width:0;text-align:center;padding:28px 8px 10px;border-right:1px solid #ffffff26}
.connector-group:last-child{border-right:0}
.connector-group h3{font:400 19px/1.3 var(--sans,Inter,sans-serif);letter-spacing:-.025em;margin:0 0 24px}
.logo-marquee{overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);padding:10px 0;outline-offset:3px}
.logo-track{display:flex;width:max-content;animation:logo-drift 32s linear infinite;animation-play-state:paused}
.logo-marquee.is-visible .logo-track{animation-play-state:running}


.logo-set{display:flex;gap:28px;padding-right:28px}
.brand{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;min-width:54px;position:relative}
.brand img{width:24px;height:24px;object-fit:contain;display:block}
.brand span{font:400 10px/1.2 Inter,sans-serif;color:#999;white-space:nowrap}
.logo-marquee:is(:hover,:focus-within) .logo-track,.connector-groups[data-paused=true] .logo-track{animation-play-state:paused}
.connector-note{font:400 12px/1.5 Inter,sans-serif;color:#999;min-height:18px;margin:17px 0 0}
@keyframes logo-drift{to{transform:translateX(-50%)}}
/* Original 5.2s shackle/cipher choreography; keep the body upright. */
.t20 .privacy-emblem{width:60px;height:70px}
@keyframes privacy-lock{0%,15%{transform:translateY(-3px)}33.6%{transform:translateY(0)}35.4%{transform:translateY(1.6px) scale(.965)}40%,88%{transform:translateY(0)}100%{transform:translateY(-3px)}}
.t20 :is(button,a,[tabindex]):focus-visible{outline:2px solid #dce9ff;outline-offset:4px}
@media(max-width:700px){
 .t20 .island__cta{padding-inline:14px;font-size:14px}
 .connector-groups{grid-template-columns:1fr;margin-top:24px}
 .connector-group{padding:26px 0;border-right:0;border-bottom:1px solid #ffffff26}
 .connector-group:last-child{border-bottom:0}
 .connector-group h3{font-size:18px;margin-bottom:17px}
 .t20 .hero-wave{gap:.06em}
}
@media(prefers-reduced-motion:reduce){
 .t20 .hero-wave i,.t20 .hero-cursor,.t20 .privacy-lock,.logo-track{animation:none!important}
 .t20 .hero-wave i{transform:translateY(-50%);height:var(--h)}
 .logo-marquee{overflow:auto;mask-image:none}
 .logo-set[aria-hidden]{display:none}
 .marquee-toggle{display:none}
}
@media(prefers-reduced-transparency:reduce){
 .t20 .lg,.t20 .mobile-surface{backdrop-filter:none!important;-webkit-backdrop-filter:none!important;background-color:#17191f!important}
}
@media(forced-colors:active){.t20 .lg,.t20 .mobile-surface{border:1px solid CanvasText;background:Canvas!important;backdrop-filter:none!important}.nav-glass-edge{display:none}.brand img{forced-color-adjust:none}}

/* Third pass: light is concentrated at the lower corners, never a perimeter stroke. */
.t20 .hero-cursor{filter:drop-shadow(0 0 4px #ffffff70) drop-shadow(0 0 11px #ffffff30)}
.t20 .hero-cursor rect[mask="url(#hero-cursor-edge)"]{fill-opacity:.85}
.t20 .hero-cursor rect[mask="url(#hero-cursor-shape)"]:first-of-type{fill-opacity:.08}
.t20 .island.lg:after{content:'';position:absolute;inset:0;pointer-events:none;display:block;background:radial-gradient(ellipse 48px 23px at 25px calc(100% - 5px),#c7d3ee26,transparent 85%),radial-gradient(ellipse 38px 20px at calc(100% - 25px) calc(100% - 4px),#c7d3ee12,transparent 85%);opacity:.8}
.t20 .primary.lg,.t20 .island__cta.lg{background:radial-gradient(ellipse at 16% 0%,#e6edff26,transparent 48%),radial-gradient(ellipse at 90% 110%,#c1d2f022,transparent 44%),linear-gradient(175deg,#ffffff0a,transparent 50%,#d1dfff08);box-shadow:0 6px 16px #0003,inset 0 1px 5px #ffffff09}
.t20 .primary.lg:hover,.t20 .island__cta.lg:hover{background-color:#d5e0f010}
/* Match the meeting surface specificity to the other product demos. */
.t20 .mobile-surface,.t20 .panel-meeting .mobile-surface{background:linear-gradient(180deg,#08090e 0,rgba(8,9,14,.88) 24px,rgba(18,20,32,.40) 64px,rgba(24,27,42,.40));box-shadow:none}
.t20 .panel-edge{opacity:.65;mask-image:linear-gradient(transparent 70%,#000);-webkit-mask-image:linear-gradient(transparent 70%,#000)}
/* Fixed slots with a staggered vertical blur-swap, inspired by Tween UI Logo Cycle. */
.logo-marquee{mask-image:none;overflow:clip;padding:30px 0;min-height:104px}
.logo-track{display:grid;width:100%;animation:none;transform:none}
.logo-set{grid-area:1/1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding:0;align-items:start;opacity:0;visibility:hidden;transition:none}
.logo-set.is-current{opacity:1;visibility:visible}
.logo-set .brand{min-width:0;gap:10px}
.logo-set .brand span{font-size:10px;white-space:normal;min-height:24px}
.logo-set .brand img{width:24px;height:24px}
.t20 .memory-layout{display:block}
.t20 .memory .heading-block{text-align:center;margin-bottom:42px}
.t20 .memory .heading-block .body-copy{max-width:740px;margin:28px auto 0}
.t20 .memory-example{width:100%}
.t20 .memory-example .scene-switch{margin:0 auto 32px}
.t20 .memory-scene{margin-top:0}
.t20 .connector-groups{margin-top:48px}
.t20 .connector-group{padding-bottom:28px}
/* The actual source orb fills all three CTAs. A fixed tint preserves white-label contrast. */
.t20 .lg--action{overflow:hidden;isolation:isolate;user-select:none}
.t20 .lg--action .lg__content,.t20 .lg--action:hover .lg__content{transform:none;transition:none;color:#fff;text-shadow:0 1px 4px #0008}
.t20 .lg--action:hover{transform:none}
.t20 .lg--action::after{display:none}
.t20 .lg--action .cta-orb{--source-orb-size:var(--cta-orb-size,220px);position:absolute;inset:0;width:100%;height:100%;border-radius:inherit;overflow:hidden;pointer-events:none;z-index:0;opacity:0;clip-path:inset(5% 40% round 999px);transition:opacity .28s ease,clip-path .6s cubic-bezier(.22,1,.36,1)}
.t20 .cta-orb .source-orb__disc{inset:auto;left:50%;top:50%;transform-origin:center;transform:translate(-50%,-50%) scale(var(--source-orb-scale, 1))}
.t20 .cta-orb .source-orb__disc{background:#202226}
.t20 .cta-orb .source-orb__disc:before{filter:blur(7px) contrast(2.35) brightness(.22)}
.t20 .cta-orb .source-orb__grain{opacity:.045}
.t20 .cta-orb:after{content:'';position:absolute;inset:0;background:rgba(0,0,0,.14);z-index:2;pointer-events:none}
.t20 .lg--action:is(:focus-visible,:active) .cta-orb{opacity:1;clip-path:inset(0 round 999px)}
@media(hover:hover){.t20 .lg--action:hover .cta-orb{opacity:1;clip-path:inset(0 round 999px)}}
@media(prefers-reduced-motion:reduce){.t20 .lg--action .cta-orb{transition:none}}
.t20 .voice{padding-bottom:112px}
.t20 .meeting{margin-top:0;padding-top:112px}
.t20 .meeting-heading-static{margin:0 auto 80px;position:relative;opacity:1;transform:none}
.t20 .meeting-product{padding-top:0}
.t20 .meeting-heading-static .meeting-intro{margin:32px auto 0;text-align:center}
@media(max-width:700px){.t20 .voice{padding-bottom:80px}.t20 .meeting{padding-top:80px}.t20 .meeting-heading-static{margin-bottom:56px}}
@media(prefers-reduced-motion:reduce){.logo-set{transition:none;position:static;opacity:1;visibility:visible;grid-area:auto}.logo-track{gap:18px}.logo-set[aria-hidden]{display:grid}}