@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@300;400;500;600&family=Noto+Sans+SC:wght@300;400;500&family=Noto+Sans+TC:wght@300;400;500&display=swap');

/* TPI OS: progressive enhancement over the complete static site. */
body.tpi-os-ready{overflow:hidden;background:#eef2f8}
.tpi-os-ready>.site-header,.tpi-os-ready>main,.tpi-os-ready>.site-footer,.tpi-os-ready>footer,.tpi-os-ready>.skip{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.tpi-os{--os-ink:#121721;--os-muted:#616b7a;--os-blue:#2e5bc8;--os-line:rgba(18,23,33,.13);--os-glass:rgba(252,253,255,.76);--os-shadow:0 34px 90px rgba(31,47,82,.18);position:fixed;inset:0;z-index:100;overflow:hidden;color:var(--os-ink);font-family:"Outfit","Noto Sans TC",sans-serif;background:#edf1f7 url("tpi-os-wallpaper.png") center/cover no-repeat;isolation:isolate}
.tpi-os:before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(circle at var(--os-px,76%) var(--os-py,20%),rgba(46,91,200,.12),transparent 28rem),linear-gradient(180deg,rgba(255,255,255,.18),rgba(235,240,248,.12));pointer-events:none}
.tpi-os button,.tpi-os a{font:inherit}.tpi-os button{color:inherit}.tpi-os :focus-visible{outline:3px solid rgba(46,91,200,.35);outline-offset:3px}
.os-topbar{position:absolute;z-index:60;top:.8rem;left:50%;translate:-50% 0;width:min(calc(100% - 1.6rem),88rem);height:3.5rem;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:.45rem .6rem;border:1px solid rgba(255,255,255,.68);border-radius:1rem;background:rgba(249,251,255,.68);backdrop-filter:blur(24px) saturate(1.2);box-shadow:0 10px 32px rgba(31,47,82,.1)}
.os-menu-button{display:inline-flex;align-items:center;gap:.65rem;width:max-content;min-height:2.6rem;padding:.55rem .78rem;border:0;border-radius:.7rem;background:transparent;cursor:pointer;font-weight:700}.os-menu-button:hover,.os-menu-button[aria-expanded="true"]{background:rgba(46,91,200,.1)}.os-menu-button svg{width:1.15rem}.os-brand{display:flex;align-items:center;gap:.7rem;font-weight:700;letter-spacing:-.02em}.os-brand-mark{width:2rem;height:2rem;border-radius:.55rem;display:grid;place-items:center;background:var(--os-blue);color:#fff;font-size:.72rem;box-shadow:0 8px 18px rgba(46,91,200,.26)}.os-brand small{display:block;color:var(--os-muted);font:.55rem "DM Mono",monospace;letter-spacing:.04em;text-transform:uppercase}.os-status{justify-self:end;display:flex;align-items:center;gap:.75rem;color:var(--os-muted);font:500 .68rem "DM Mono",monospace}.os-status svg{width:1rem}.os-clock{min-width:4.5rem;text-align:right}
.os-menu-panel{position:absolute;z-index:70;top:4.8rem;left:max(.8rem,calc((100vw - 88rem)/2));width:min(22rem,calc(100vw - 1.6rem));padding:.8rem;border:1px solid rgba(255,255,255,.8);border-radius:1.15rem;background:rgba(250,252,255,.86);backdrop-filter:blur(28px) saturate(1.25);box-shadow:0 30px 70px rgba(31,47,82,.2);opacity:0;visibility:hidden;transform:translateY(-.7rem) scale(.97);transform-origin:top left;transition:opacity .24s ease,transform .42s cubic-bezier(.2,.8,.2,1),visibility .24s}.os-menu-panel.open{opacity:1;visibility:visible;transform:none}.os-menu-head{display:flex;align-items:center;justify-content:space-between;padding:.6rem .6rem .9rem;border-bottom:1px solid var(--os-line)}.os-menu-head strong{font-size:1.05rem}.os-menu-head span{color:var(--os-muted);font:500 .62rem "DM Mono",monospace}.os-menu-grid{display:grid;grid-template-columns:1fr 1fr;gap:.45rem;padding-top:.7rem}.os-menu-item{min-height:4.7rem;padding:.72rem;border:0;border-radius:.85rem;background:transparent;display:flex;align-items:flex-start;gap:.7rem;text-align:left;cursor:pointer}.os-menu-item:hover{background:rgba(46,91,200,.09)}.os-menu-item svg{flex:0 0 auto;width:1.15rem;margin-top:.1rem;color:var(--os-blue)}.os-menu-item strong{display:block;font-size:.88rem}.os-menu-item small{display:block;color:var(--os-muted);font-size:.7rem;line-height:1.3;margin-top:.15rem}
.os-desktop{position:absolute;inset:5.3rem 1rem 6.4rem;display:grid;grid-template-columns:minmax(11rem,15rem) 1fr;gap:1rem;pointer-events:none}.os-icon-grid{align-self:start;display:grid;grid-template-columns:repeat(2,minmax(4.5rem,1fr));gap:1rem .55rem;max-height:calc(100dvh - 13rem);overflow:auto;padding:.5rem;pointer-events:auto;scrollbar-width:none}.os-icon-grid::-webkit-scrollbar{display:none}.os-app-icon{min-width:0;padding:.25rem;border:0;background:transparent;text-align:center;cursor:pointer;border-radius:.9rem}.os-app-icon:hover{background:rgba(255,255,255,.35)}.os-icon-tile{position:relative;width:3.65rem;height:3.65rem;margin:0 auto .45rem;border:1px solid rgba(255,255,255,.72);border-radius:1.08rem;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,var(--icon-a,#2e5bc8),var(--icon-b,#193d91));box-shadow:0 15px 28px rgba(31,47,82,.2),inset 0 1px 0 rgba(255,255,255,.3);transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s}.os-app-icon:hover .os-icon-tile{transform:translateY(-5px) scale(1.04);box-shadow:0 21px 36px rgba(31,47,82,.25),inset 0 1px 0 rgba(255,255,255,.3)}.os-icon-tile svg{width:1.7rem;height:1.7rem;stroke-width:1.7}.os-icon-fallback{font:700 .72rem "DM Mono",monospace}.os-icon-badge{position:absolute;right:-.28rem;top:-.28rem;min-width:1.25rem;height:1.25rem;padding:0 .3rem;border-radius:999px;display:grid;place-items:center;background:#fff;color:var(--os-blue);font:600 .58rem "DM Mono",monospace;box-shadow:0 5px 14px rgba(31,47,82,.18)}.os-app-label{display:block;color:var(--os-ink);font-size:.72rem;font-weight:650;line-height:1.15;text-shadow:0 1px 8px rgba(255,255,255,.95);overflow-wrap:anywhere}
.os-welcome-widget{align-self:end;justify-self:end;width:min(32rem,42vw);margin:0 1rem 1rem 0;padding:1.3rem;border:1px solid rgba(255,255,255,.7);border-radius:1.2rem;background:rgba(249,251,255,.56);backdrop-filter:blur(20px);box-shadow:0 20px 55px rgba(31,47,82,.12);pointer-events:auto}.os-welcome-widget .os-overline{color:var(--os-blue);font:500 .65rem "DM Mono",monospace;letter-spacing:.09em;text-transform:uppercase}.os-widget-title{font-size:clamp(2rem,4vw,4.6rem);font-weight:700;line-height:.9;letter-spacing:-.06em;margin:.65rem 0 .75rem;max-width:8ch}.os-widget-title span{color:var(--os-blue)}.os-welcome-widget p{margin:0;color:var(--os-muted);max-width:44ch;font-size:.94rem}.os-widget-actions{display:flex;gap:.55rem;margin-top:1.1rem}.os-mini-action{min-height:2.65rem;padding:.62rem .85rem;border:1px solid var(--os-line);border-radius:.72rem;background:rgba(255,255,255,.7);font-size:.78rem;font-weight:700;cursor:pointer}.os-mini-action.primary{background:var(--os-blue);border-color:var(--os-blue);color:#fff}
.os-dock{position:absolute;z-index:65;left:50%;bottom:.9rem;translate:-50% 0;display:flex;align-items:end;gap:.4rem;padding:.48rem;border:1px solid rgba(255,255,255,.75);border-radius:1.2rem;background:rgba(249,251,255,.66);backdrop-filter:blur(26px) saturate(1.2);box-shadow:0 22px 58px rgba(31,47,82,.18)}.os-dock-button{position:relative;width:3.3rem;height:3.3rem;border:0;border-radius:.9rem;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,var(--dock-a,#2e5bc8),var(--dock-b,#193d91));box-shadow:inset 0 1px 0 rgba(255,255,255,.25);cursor:pointer;transition:transform .36s cubic-bezier(.2,.8,.2,1),margin .36s}.os-dock-button:hover{transform:translateY(-7px) scale(1.08);margin-inline:.16rem}.os-dock-button svg{width:1.35rem}.os-dock-button:after{content:attr(data-label);position:absolute;bottom:calc(100% + .6rem);left:50%;translate:-50% .3rem;padding:.35rem .48rem;border-radius:.42rem;background:#171c26;color:#fff;font-size:.65rem;white-space:nowrap;opacity:0;pointer-events:none;transition:.2s}.os-dock-button:hover:after{opacity:1;translate:-50% 0}.os-dock-separator{width:1px;height:2.25rem;background:var(--os-line);margin:.4rem .1rem}
.os-window-layer{position:absolute;inset:4.9rem 1rem 5.6rem;z-index:45;pointer-events:none}.os-window{position:absolute;left:50%;top:50%;width:min(58rem,calc(100vw - 4rem));height:min(40rem,calc(100dvh - 12rem));translate:-50% -50%;display:grid;grid-template-rows:3.25rem 1fr;border:1px solid rgba(255,255,255,.88);border-radius:1.05rem;background:rgba(253,254,255,.82);backdrop-filter:blur(30px) saturate(1.18);box-shadow:var(--os-shadow);overflow:hidden;pointer-events:auto;opacity:0;visibility:hidden;transform:translateY(1.2rem) scale(.94);transition:opacity .24s ease,transform .46s cubic-bezier(.2,.8,.2,1),visibility .24s}.os-window.open{opacity:1;visibility:visible;transform:none}.os-window.maximized{width:calc(100vw - 2rem);height:calc(100dvh - 6.8rem);top:4.9rem;left:1rem;translate:0 0}.os-window.minimized{opacity:0;visibility:hidden;transform:translateY(55vh) scale(.2)}.os-window-bar{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:.8rem;padding:.5rem .65rem;border-bottom:1px solid var(--os-line);background:rgba(255,255,255,.48);cursor:grab;user-select:none}.os-window-controls{display:flex;gap:.45rem}.os-window-control{width:.78rem;height:.78rem;border:0;border-radius:50%;padding:0;cursor:pointer}.os-window-control.close{background:#ff6b67}.os-window-control.minimize{background:#ffbd4b}.os-window-control.maximize{background:#27c840}.os-window-title{text-align:center;font-size:.82rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.os-window-meta{color:var(--os-muted);font:500 .62rem "DM Mono",monospace}.os-window-body{overflow:auto;overscroll-behavior:contain;padding:clamp(1.15rem,3vw,2.25rem);scrollbar-color:rgba(46,91,200,.28) transparent}.os-window-content{max-width:52rem;margin:auto}.os-window-content .os-overline{color:var(--os-blue);font:500 .65rem "DM Mono",monospace;text-transform:uppercase;letter-spacing:.09em}.os-window-content h2{font-size:clamp(2rem,5vw,4.8rem);line-height:.92;letter-spacing:-.055em;margin:.75rem 0 1rem;max-width:11ch}.os-window-content h3{font-size:1.2rem;margin:0 0 .4rem}.os-window-content p{color:var(--os-muted);max-width:62ch}.os-window-content .cn{font-family:"Noto Sans TC",sans-serif}.os-window-actions{display:flex;gap:.65rem;flex-wrap:wrap;margin-top:1.25rem}.os-window-link{display:inline-flex;align-items:center;gap:.4rem;min-height:2.75rem;padding:.65rem .88rem;border-radius:.72rem;background:var(--os-blue);color:#fff;font-size:.8rem;font-weight:700;text-decoration:none;border:0;cursor:pointer}.os-window-link.secondary{background:#fff;color:var(--os-ink);border:1px solid var(--os-line)}
.os-metric-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:2rem;border:1px solid var(--os-line);border-radius:.8rem;overflow:hidden}.os-metric{padding:1.1rem;border-right:1px solid var(--os-line);background:rgba(255,255,255,.55)}.os-metric:last-child{border:0}.os-metric strong{display:block;color:var(--os-blue);font:500 2.5rem/.95 "DM Mono",monospace}.os-metric span{display:block;color:var(--os-muted);font:.6rem "DM Mono",monospace;text-transform:uppercase;letter-spacing:.07em;margin-top:.45rem}
.os-info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;margin-top:1.5rem}.os-info-card{padding:1.1rem;border:1px solid var(--os-line);border-radius:.8rem;background:rgba(255,255,255,.55)}.os-info-card small{color:var(--os-blue);font:500 .6rem "DM Mono",monospace;letter-spacing:.07em}.os-info-card p{margin:.25rem 0 0;font-size:.86rem}.os-step-list{display:grid;gap:.65rem;margin-top:1.5rem}.os-step{display:grid;grid-template-columns:2rem 1fr;gap:.75rem;padding:1rem;border-top:1px solid var(--os-line)}.os-step>span{color:var(--os-blue);font:500 .68rem "DM Mono",monospace}.os-step p{margin:0;font-size:.86rem}
.os-launchpad{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1.2rem .75rem;margin-top:1.6rem}.os-launchpad .os-app-icon{padding:.45rem}.os-launchpad .os-icon-tile{width:4.2rem;height:4.2rem}.os-launchpad .os-app-label{font-size:.78rem}.os-product-detail{display:grid;grid-template-columns:8rem 1fr;gap:1.5rem;align-items:start}.os-product-detail>.os-icon-tile{width:7rem;height:7rem;border-radius:1.6rem;margin:0}.os-product-detail>.os-icon-tile svg{width:3rem;height:3rem}.os-product-category{color:var(--os-blue);font:500 .66rem "DM Mono",monospace;text-transform:uppercase;letter-spacing:.08em}.os-product-detail h2{margin:.5rem 0 1rem}.os-product-points{padding-left:1.1rem;color:var(--os-muted)}.os-product-points li+li{margin-top:.4rem}.os-partner-strip{display:flex;gap:.45rem;flex-wrap:wrap;margin-top:1rem}.os-partner-strip span{padding:.42rem .62rem;border:1px solid var(--os-line);border-radius:999px;background:#fff;font-size:.72rem}
.os-toast{position:absolute;z-index:90;top:5rem;right:1rem;max-width:20rem;padding:.8rem 1rem;border:1px solid rgba(255,255,255,.8);border-radius:.8rem;background:rgba(20,26,38,.88);color:#fff;box-shadow:0 18px 45px rgba(31,47,82,.22);font-size:.78rem;opacity:0;transform:translateY(-.6rem);pointer-events:none;transition:.25s}.os-toast.show{opacity:1;transform:none}
@media(max-width:1050px){.os-desktop{grid-template-columns:12rem 1fr}.os-icon-grid{grid-template-columns:repeat(2,5rem)}.os-welcome-widget{width:min(29rem,52vw)}.os-launchpad{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:700px){body.tpi-os-ready{overscroll-behavior:none}.tpi-os{background-position:62% center}.tpi-os:before{background:linear-gradient(180deg,rgba(255,255,255,.13),rgba(237,242,249,.08))}.os-topbar{top:0;left:0;translate:0 0;width:100%;height:3.65rem;border:0;border-radius:0;padding:.45rem .7rem;background:rgba(248,250,254,.68);box-shadow:0 1px 0 rgba(18,23,33,.08);grid-template-columns:1fr auto}.os-brand{display:none}.os-menu-button{font-size:.78rem}.os-menu-button span{display:none}.os-status{gap:.5rem}.os-status .os-location{display:none}.os-menu-panel{top:4.15rem;left:.65rem;right:.65rem;width:auto;max-height:calc(100dvh - 9rem);overflow:auto}.os-menu-grid{grid-template-columns:1fr}.os-menu-item{min-height:4rem}.os-desktop{inset:4.25rem .45rem 5.6rem;display:block}.os-icon-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.15rem .15rem;max-height:none;overflow:visible;padding:.8rem .2rem}.os-icon-grid .os-app-icon:nth-child(n+13){display:none}.os-icon-tile{width:3.5rem;height:3.5rem;border-radius:1rem}.os-app-label{font-size:.66rem;max-width:5rem;margin:auto}.os-welcome-widget{position:absolute;left:.35rem;right:.35rem;bottom:.45rem;width:auto;margin:0;padding:1rem;border-radius:1rem}.os-widget-title{font-size:1.85rem;margin:.45rem 0;max-width:12ch}.os-welcome-widget p{font-size:.76rem;line-height:1.4;max-width:36ch}.os-welcome-widget .cn{display:none}.os-widget-actions{display:none}.os-dock{bottom:.55rem;width:calc(100% - 1rem);justify-content:center;border-radius:1.25rem;padding:.45rem;gap:.55rem}.os-dock-button{width:3.25rem;height:3.25rem}.os-dock-button:hover{transform:none;margin:0}.os-dock-button:after,.os-dock-separator{display:none}.os-window-layer{inset:3.65rem 0 0;z-index:75}.os-window,.os-window.maximized{left:0;top:0;translate:0 0;width:100%;height:100%;border:0;border-radius:0;grid-template-rows:3.4rem 1fr;background:rgba(250,252,255,.93);transform:translateY(100%);backdrop-filter:blur(30px)}.os-window.open{transform:none}.os-window.minimized{transform:translateY(100%);opacity:1}.os-window-bar{cursor:default;padding:.55rem .8rem}.os-window-control.maximize,.os-window-control.minimize,.os-window-meta{display:none}.os-window-controls{width:2.4rem}.os-window-control.close{width:2rem;height:2rem;background:transparent;position:relative}.os-window-control.close:before{content:"‹";position:absolute;inset:0;display:grid;place-items:center;color:var(--os-blue);font-size:1.8rem}.os-window-body{padding:1.15rem 1rem 6.2rem}.os-window-content h2{font-size:clamp(2.6rem,13vw,4.6rem)}.os-metric-grid{grid-template-columns:1fr}.os-metric{border-right:0;border-bottom:1px solid var(--os-line);display:flex;align-items:baseline;gap:.8rem}.os-metric:last-child{border-bottom:0}.os-metric strong{font-size:2rem}.os-info-grid{grid-template-columns:1fr}.os-launchpad{grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem .35rem}.os-launchpad .os-icon-tile{width:3.6rem;height:3.6rem}.os-launchpad .os-app-label{font-size:.68rem}.os-product-detail{grid-template-columns:1fr}.os-product-detail>.os-icon-tile{width:5.5rem;height:5.5rem}.os-toast{top:4.2rem;right:.65rem;left:.65rem;max-width:none}}
@media(max-width:370px){.os-icon-grid{grid-template-columns:repeat(3,1fr)}.os-icon-grid .os-app-icon:nth-child(n+10){display:none}.os-welcome-widget{display:none}.os-dock{gap:.35rem}.os-dock-button{width:3rem;height:3rem}}
@media(prefers-reduced-motion:reduce){.os-menu-panel,.os-window,.os-app-icon .os-icon-tile,.os-dock-button,.os-toast{transition:none!important}.tpi-os *{scroll-behavior:auto!important}}

/* TPI Company OS v2 — dramatic Hong Kong network direction */
.tpi-os{--os-ink:#f6f4ef;--os-muted:#a9bbc0;--os-blue:#df4d2f;--os-cyan:#7ac7cc;--os-line:rgba(134,190,194,.2);--os-glass:rgba(5,25,31,.9);--os-shadow:0 34px 110px rgba(0,0,0,.5);background:#04171d url("tpi-future-city-light-v5.png") center/cover no-repeat;color:var(--os-ink)}
.tpi-os:before{background:radial-gradient(circle at var(--os-px,78%) var(--os-py,18%),rgba(82,176,184,.16),transparent 25rem),linear-gradient(90deg,rgba(3,18,24,.24),rgba(3,18,24,.02) 60%,rgba(3,18,24,.15))}
.tpi-os:after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.18;background-image:linear-gradient(rgba(130,200,204,.16) 1px,transparent 1px),linear-gradient(90deg,rgba(130,200,204,.16) 1px,transparent 1px);background-size:5rem 5rem;mask-image:linear-gradient(to bottom,black,transparent 75%)}
.os-topbar{top:1rem;width:min(calc(100% - 2rem),96rem);height:4rem;border:0;border-radius:.35rem;background:#f7f6f2;color:#071b21;box-shadow:0 18px 55px rgba(0,0,0,.24);backdrop-filter:none}
.os-menu-button:hover,.os-menu-button[aria-expanded="true"]{background:rgba(223,77,47,.1)}
.os-brand-mark{border-radius:50%;background:transparent;color:#071b21;border:2px solid #df4d2f;box-shadow:none;position:relative}.os-brand-mark:after{content:"";position:absolute;width:.35rem;height:.35rem;background:#df4d2f;border-radius:50%}
.os-brand small,.os-status{color:#506269}.os-status{gap:.35rem}.os-status-button{min-height:2.45rem;padding:.45rem .62rem;border:0;border-radius:.3rem;background:transparent;display:flex;align-items:center;gap:.45rem;color:#071b21;cursor:pointer;font:600 .65rem "DM Mono",monospace}.os-status-button:hover{background:rgba(223,77,47,.1)}.os-status-button svg{width:1rem}.os-clock{min-width:3.2rem}
.os-menu-panel{top:5.45rem;left:max(1rem,calc((100vw - 96rem)/2));width:min(30rem,calc(100vw - 2rem));border:1px solid rgba(122,199,204,.28);border-radius:.35rem;background:rgba(4,23,29,.97);box-shadow:0 35px 90px rgba(0,0,0,.52);color:#fff}
.os-menu-head{border-color:var(--os-line)}.os-menu-head span,.os-menu-item small{color:#9fb2b7}.os-menu-item{border-radius:.25rem}.os-menu-item:hover{background:rgba(122,199,204,.1)}.os-menu-item svg{color:#df4d2f}
.os-desktop{inset:6rem 1rem 6.4rem;grid-template-columns:minmax(24rem,31rem) 1fr}
.os-icon-grid{grid-template-columns:repeat(4,minmax(5.5rem,1fr));gap:1.15rem .4rem;max-height:calc(100dvh - 14rem);padding:.5rem .2rem 2rem;align-content:start}
.os-app-icon{border-radius:.25rem;padding:.3rem;color:#fff}.os-app-icon:hover{background:rgba(122,199,204,.09)}
.os-icon-tile{width:4.25rem;height:4.25rem;border:1px solid rgba(122,199,204,.45);border-radius:1.08rem;background:linear-gradient(145deg,#df4d2f,#892f24);box-shadow:0 15px 35px rgba(0,0,0,.36),inset 0 1px 0 rgba(255,255,255,.22);overflow:hidden}
.os-icon-tile.authentic{border-color:rgba(255,255,255,.35);background:#0d252b}.os-icon-tile.authentic img{display:block;width:100%;height:100%;object-fit:cover}.os-icon-tile.large{width:8rem;height:8rem;border-radius:1.75rem}
.os-app-label{color:#fff;font-size:.7rem;font-weight:680;text-shadow:0 2px 12px #000}
.os-system-widget{align-self:end;justify-self:end;width:min(32rem,42vw);margin:0 1rem 1rem 0;padding:1.4rem;border:1px solid rgba(122,199,204,.32);border-left:4px solid #df4d2f;border-radius:.25rem;background:rgba(4,23,29,.83);backdrop-filter:blur(20px);box-shadow:0 28px 70px rgba(0,0,0,.36);pointer-events:auto}.os-system-widget .os-overline{color:#80cbd0;font:500 .64rem "DM Mono",monospace;letter-spacing:.1em}.os-system-widget>strong{display:block;font-size:clamp(1.8rem,3.5vw,4rem);letter-spacing:-.055em;line-height:.9;margin:.75rem 0 1.1rem}.os-system-widget em{color:#df4d2f;font-style:normal}.os-system-actions{display:flex;gap:.5rem}.os-system-actions button{min-height:2.55rem;padding:.58rem .75rem;border:1px solid var(--os-line);border-radius:.2rem;background:rgba(255,255,255,.06);color:#fff;cursor:pointer;font-size:.75rem}.os-system-actions button:hover{background:#df4d2f;border-color:#df4d2f}.os-system-actions svg{width:1rem;vertical-align:middle;margin-right:.25rem}
.os-window-layer{inset:5.7rem 1rem 5.6rem}.os-window{width:min(66rem,calc(100vw - 3rem));height:min(43rem,calc(100dvh - 12rem));border:1px solid rgba(122,199,204,.36);border-radius:.45rem;background:rgba(4,23,29,.94);box-shadow:0 38px 120px rgba(0,0,0,.58);color:#fff}.os-window-bar{border-color:var(--os-line);background:rgba(2,15,20,.78)}.os-window.maximized{top:5.7rem}.os-window-meta{color:#789298}
.os-window-body{padding:clamp(1.5rem,4vw,3.25rem)}.os-window-content{max-width:57rem}.os-window-content .os-overline{color:#80cbd0}.os-window-content h2{font-size:clamp(2.7rem,5.7vw,6.1rem);max-width:12ch;line-height:.88}.os-window-content h2 span{color:#df4d2f}.os-window-content p{color:#b1c0c4;font-size:1rem}.os-home-hero{position:relative;padding-right:5rem}.os-home-hero:after{content:"";position:absolute;right:0;top:.4rem;width:3.3rem;height:3.3rem;border:1px solid rgba(122,199,204,.6);border-radius:50%;box-shadow:0 0 0 1rem rgba(122,199,204,.05),0 0 0 2rem rgba(122,199,204,.025)}
.os-window-link{border-radius:.2rem;background:#df4d2f;color:#fff}.os-window-link.secondary{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.os-metric-grid{grid-template-columns:repeat(4,1fr);margin-top:2.2rem;border:0;border-radius:0;overflow:visible;box-shadow:0 24px 60px rgba(0,0,0,.25)}.os-metric{position:relative;min-height:8rem;padding:1.25rem;background:#f4f3ef;color:#071b21;border-color:#d9d9d4}.os-metric small{position:absolute;top:.75rem;left:.75rem;display:grid;place-items:center;width:1.55rem;height:1.55rem;border-radius:.25rem;background:#fae4de;color:#c83f25;font:600 .58rem "DM Mono",monospace}.os-metric strong{color:#071b21;margin-top:1.3rem}.os-metric span{color:#53636a}
.os-info-card{border-radius:.2rem;background:rgba(255,255,255,.055);border-color:var(--os-line)}.os-info-card small,.os-step>span,.os-product-category{color:#df674f}.os-info-card p,.os-step p,.os-product-points{color:#adbec2}.os-step{border-color:var(--os-line)}.os-partner-strip span{background:rgba(255,255,255,.06);border-color:var(--os-line);color:#fff}
.os-launchpad{grid-template-columns:repeat(6,minmax(0,1fr));gap:1.4rem .55rem}.os-launchpad .os-icon-tile{width:4.7rem;height:4.7rem}.os-launchpad .os-app-label{color:#fff}.os-product-detail{grid-template-columns:9rem 1fr}.os-product-detail>.os-icon-tile{width:8rem;height:8rem;margin:0}
.os-dock{bottom:1rem;border:1px solid rgba(122,199,204,.35);border-radius:.4rem;background:rgba(3,18,24,.9);box-shadow:0 24px 65px rgba(0,0,0,.48)}.os-dock-button{border-radius:.25rem;background:transparent;color:#fff;box-shadow:none}.os-dock-button:hover{background:#df4d2f}.os-dock-separator{background:var(--os-line)}
.os-weather-detail{display:grid;grid-template-columns:8rem 1fr;gap:2rem;align-items:center}.os-weather-glyph{width:7rem;height:7rem;border-radius:50%;display:grid;place-items:center;background:#df4d2f;color:#fff;box-shadow:0 0 0 1.25rem rgba(223,77,47,.08),0 0 0 2.5rem rgba(223,77,47,.04)}.os-weather-glyph svg{width:3.2rem;height:3.2rem}.os-weather-stats{display:flex;gap:1rem;margin-top:1.5rem}.os-weather-stats span{min-width:8rem;padding:1rem;border:1px solid var(--os-line);background:rgba(255,255,255,.05)}.os-weather-stats small{display:block;color:#80cbd0;font:.58rem "DM Mono",monospace}.os-weather-stats strong{display:block;margin-top:.35rem;font-size:1.35rem}
.os-music-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(17rem,.75fr);gap:1.2rem}.os-now-playing,.os-spotify-connect{padding:1.35rem;border:1px solid var(--os-line);background:rgba(255,255,255,.045)}.os-now-playing h2{font-size:clamp(2.4rem,5vw,5rem)}.os-record{width:min(18rem,62vw);aspect-ratio:1;margin:1.6rem auto;border-radius:50%;display:grid;place-items:center;background:repeating-radial-gradient(circle,#111 0 4px,#242424 5px 7px);box-shadow:0 28px 65px rgba(0,0,0,.55);animation:os-spin 16s linear infinite}.os-record span{position:absolute;width:27%;aspect-ratio:1;border-radius:50%;background:#df4d2f}.os-record svg{position:relative;z-index:1;width:2.4rem}.os-music-note{font-size:.76rem!important;text-align:center}.os-spotify-embed{width:100%;height:352px;border:0;border-radius:.3rem;margin-top:1rem}.os-spotify-connect label{display:block;font-size:1.25rem;font-weight:700}.os-spotify-connect p{font-size:.82rem}.os-spotify-connect>div{display:grid;gap:.5rem;margin-top:1rem}.os-spotify-connect input,.os-spotify-connect button{width:100%;min-height:3rem;padding:.65rem .75rem;border-radius:.2rem;font:inherit}.os-spotify-connect input{border:1px solid var(--os-line);background:#fff;color:#071b21}.os-spotify-connect button{border:0;background:#1ed760;color:#06150a;font-weight:800;cursor:pointer}.os-spotify-connect small{display:block;color:#82979c;margin-top:.65rem}.os-toast{background:#df4d2f;border-radius:.2rem}
@keyframes os-spin{to{transform:rotate(360deg)}}

@media(max-width:1180px){.os-desktop{grid-template-columns:20rem 1fr}.os-icon-grid{grid-template-columns:repeat(3,minmax(5rem,1fr))}.os-launchpad{grid-template-columns:repeat(5,minmax(0,1fr))}}
@media(max-width:700px){.tpi-os{background-position:70% center}.tpi-os:before{background:linear-gradient(180deg,rgba(3,18,24,.08),rgba(3,18,24,.42))}.tpi-os:after{background-size:3.5rem 3.5rem}.os-topbar{height:3.7rem;background:#f7f6f2}.os-weather-compact span{display:none}.os-status-button{padding:.4rem}.os-desktop{inset:4rem .35rem 5.4rem;display:block}.os-icon-grid{grid-template-columns:repeat(4,1fr);gap:1rem .05rem;padding:.85rem .05rem}.os-icon-tile{width:3.5rem;height:3.5rem;border-radius:.95rem}.os-app-label{font-size:.62rem;max-width:5rem}.os-system-widget{display:none}.os-menu-panel{top:4.15rem;left:.5rem;right:.5rem;width:auto;border-radius:.25rem}.os-window-layer{inset:3.7rem 0 0}.os-window,.os-window.maximized{left:0;top:0;translate:0 0;width:100%;height:100%;border:0;border-radius:0;background:rgba(4,23,29,.98);color:#fff;box-shadow:none}.os-window-bar{background:#071b21}.os-window-control.close:before{color:#df4d2f}.os-window-body{padding:1.25rem 1rem 6.4rem}.os-window-content h2{font-size:clamp(2.7rem,13vw,4.9rem)}.os-home-hero{padding-right:0}.os-home-hero:after{display:none}.os-metric-grid{grid-template-columns:1fr 1fr}.os-metric{min-height:6.5rem;border-bottom:1px solid #d9d9d4!important;border-right:1px solid #d9d9d4!important}.os-metric strong{font-size:2rem}.os-launchpad{grid-template-columns:repeat(3,minmax(0,1fr));gap:1.15rem .25rem}.os-launchpad .os-icon-tile{width:3.8rem;height:3.8rem}.os-product-detail{grid-template-columns:1fr}.os-product-detail>.os-icon-tile{width:5.7rem;height:5.7rem}.os-dock{bottom:.55rem;width:calc(100% - .8rem);padding:.35rem;gap:.15rem}.os-dock-button{width:3.15rem;height:3.15rem}.os-weather-detail{grid-template-columns:1fr}.os-weather-glyph{width:5rem;height:5rem}.os-music-layout{grid-template-columns:1fr}.os-record{width:12rem}.os-spotify-embed{height:352px}}
@media(max-width:370px){.os-icon-grid{grid-template-columns:repeat(3,1fr)}.os-dock-button{width:2.75rem;height:2.75rem}.os-weather-compact{display:none}}
@media(prefers-reduced-motion:reduce){.os-record{animation:none}}
.os-music-reset{margin-top:.65rem;padding:.45rem .6rem;border:1px solid var(--os-line);border-radius:.2rem;background:transparent;color:#aabdc1;cursor:pointer}
@media(min-width:701px){.os-window-layer.has-maximized{position:fixed;inset:0;z-index:120}.tpi-os .os-window.maximized{position:absolute;inset:0;left:0;top:0;width:100vw;height:100dvh;translate:0 0;border-radius:0}}

/* TPI Company OS v4 — bright, calm and spatial */
.tpi-os{--os-ink:#102833;--os-muted:#526872;--os-blue:#2f65c8;--os-cyan:#278d96;--os-line:rgba(16,40,51,.14);--os-glass:rgba(250,253,252,.94);--os-shadow:0 36px 110px rgba(26,61,72,.22);background:#e8f1f2;color:var(--os-ink)}
.tpi-os:before{background:linear-gradient(90deg,rgba(245,251,250,.18),rgba(245,251,250,.02) 54%,rgba(236,247,246,.08)),linear-gradient(180deg,rgba(255,255,255,.08),rgba(220,239,237,.06))}
.tpi-os:after{opacity:.09;background-image:linear-gradient(rgba(16,40,51,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(16,40,51,.14) 1px,transparent 1px);mask-image:linear-gradient(to bottom,black,transparent 68%)}
.os-topbar{background:rgba(255,255,255,.92);color:var(--os-ink);box-shadow:0 16px 50px rgba(26,61,72,.16)}
.os-brand-logo{display:block;flex:0 0 auto;width:3.35rem;height:2.45rem;object-fit:contain}.os-brand small,.os-status{color:#60727a}.os-status-button{color:var(--os-ink)}
.os-menu-button:hover,.os-menu-button[aria-expanded="true"],.os-status-button:hover{background:rgba(47,101,200,.09)}
.os-menu-panel{border-color:rgba(16,40,51,.14);background:rgba(252,254,253,.97);box-shadow:0 30px 90px rgba(26,61,72,.2);color:var(--os-ink)}
.os-menu-head span,.os-menu-item small{color:var(--os-muted)}.os-menu-item:hover{background:rgba(47,101,200,.08)}.os-menu-item svg{color:var(--os-blue)}
.os-app-icon{color:var(--os-ink)}.os-app-icon:hover{background:rgba(255,255,255,.58)}
.os-icon-tile{box-shadow:0 14px 34px rgba(30,64,75,.2),inset 0 1px 0 rgba(255,255,255,.42)}
.os-icon-tile.authentic{border-color:rgba(255,255,255,.8);background:#f7faf9}.os-app-label{color:#102833;text-shadow:0 1px 8px rgba(255,255,255,.96),0 0 3px rgba(255,255,255,.92)}
.os-system-widget{border-color:rgba(255,255,255,.86);border-left-color:#ef6548;background:rgba(255,255,255,.88);box-shadow:0 24px 70px rgba(26,61,72,.2);color:var(--os-ink)}
.os-system-widget .os-overline{color:#237a82}.os-system-widget em{color:#df5137}.os-system-actions button{border-color:rgba(16,40,51,.15);background:rgba(255,255,255,.72);color:var(--os-ink)}.os-system-actions button:hover{background:#2f65c8;border-color:#2f65c8;color:#fff}
.os-window-layer{inset:5.4rem 1rem 5.6rem}.os-window{width:min(86rem,calc(100vw - 5rem));height:min(52rem,calc(100dvh - 9rem));border-color:rgba(16,40,51,.16);border-radius:.8rem;background:rgba(250,253,252,.96);box-shadow:var(--os-shadow);color:var(--os-ink)}
.os-window-bar{border-color:var(--os-line);background:rgba(255,255,255,.92)}.os-window-meta{color:#71828a}.os-window-content .os-overline{color:#237a82}.os-window-content h2 span{color:#df5137}.os-window-content p{color:var(--os-muted)}
.os-window-link{background:#2f65c8}.os-window-link.secondary{background:#fff;color:var(--os-ink);border-color:var(--os-line)}
.os-home-hero:after{border-color:rgba(39,141,150,.48);box-shadow:0 0 0 1rem rgba(39,141,150,.055),0 0 0 2rem rgba(39,141,150,.025)}
.os-metric-grid{box-shadow:0 20px 55px rgba(26,61,72,.12)}.os-metric{background:#fff;color:var(--os-ink);border-color:#dce5e4}.os-metric small{background:#ffe8e2;color:#c6442d}.os-metric strong{color:var(--os-ink)}.os-metric span{color:#5d7078}
.os-info-card{background:#fff;border-color:var(--os-line)}.os-info-card small,.os-step>span,.os-product-category{color:#2f65c8}.os-info-card p,.os-step p,.os-product-points{color:var(--os-muted)}.os-partner-strip span{background:#fff;border-color:var(--os-line);color:var(--os-ink)}
.os-launchpad .os-app-label{color:var(--os-ink)}
.os-dock{border-color:rgba(255,255,255,.9);background:rgba(255,255,255,.9);box-shadow:0 20px 60px rgba(26,61,72,.2)}.os-dock-button{color:var(--os-ink)}.os-dock-button:hover{background:#2f65c8;color:#fff}.os-dock-separator{background:rgba(16,40,51,.14)}
.os-weather-glyph{background:#2f65c8;box-shadow:0 0 0 1.25rem rgba(47,101,200,.08),0 0 0 2.5rem rgba(47,101,200,.04)}.os-weather-stats span,.os-now-playing,.os-spotify-connect{background:#fff;border-color:var(--os-line)}.os-weather-stats small{color:#237a82}.os-record{box-shadow:0 24px 55px rgba(26,61,72,.2)}.os-spotify-connect small,.os-music-reset{color:var(--os-muted)}.os-toast{background:#2f65c8}

@media(max-width:1180px) and (min-width:701px){.os-window{width:min(72rem,calc(100vw - 3rem));height:min(48rem,calc(100dvh - 8rem))}}
@media(max-width:700px){.tpi-os{background-position:61% center}.tpi-os:before{background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(225,241,239,.14))}.os-topbar{grid-template-columns:1fr auto 1fr;background:rgba(255,255,255,.94)}.os-brand{display:flex}.os-brand>span{display:none}.os-brand-logo{width:2.55rem;height:1.9rem}.os-status{justify-self:end}.os-menu-panel{background:rgba(252,254,253,.98)}.os-window-layer{inset:3.7rem 0 0}.os-window,.os-window.maximized{left:0;top:0;translate:0 0;width:100%;height:100%;border:0;border-radius:0;background:rgba(250,253,252,.985);color:var(--os-ink)}.os-window-bar{background:#fff}.os-window-control.close:before{color:#2f65c8}.os-window-content p,.os-info-card p,.os-step p,.os-product-points{color:var(--os-muted)}.os-info-card{background:#fff}.os-launchpad .os-app-label{color:var(--os-ink)}.os-dock{background:rgba(255,255,255,.94)}}

/* TPI Company OS v5 — living intelligence field */
.os-atmosphere{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none;background:radial-gradient(circle at 72% 28%,rgba(87,157,231,.24),transparent 28%),radial-gradient(circle at 58% 74%,rgba(47,173,164,.17),transparent 26%),radial-gradient(circle at 91% 83%,rgba(241,110,78,.13),transparent 24%),linear-gradient(128deg,#f3f8f7 0%,#e4eef2 48%,#eef2f8 100%)}
.os-atmosphere:before{content:"";position:absolute;inset:-18%;opacity:.48;background:conic-gradient(from 205deg at 68% 50%,transparent 0 20%,rgba(255,255,255,.85) 28%,transparent 36% 63%,rgba(72,142,213,.1) 70%,transparent 78%);filter:blur(42px);animation:os-aurora 24s ease-in-out infinite alternate}
.os-atmosphere:after{content:"";position:absolute;inset:0;opacity:.38;background-image:linear-gradient(rgba(32,80,105,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(32,80,105,.08) 1px,transparent 1px);background-size:5rem 5rem;mask-image:linear-gradient(110deg,transparent 9%,#000 44%,#000 72%,transparent 96%)}
.os-particle-canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.76}
.os-atmosphere-copy{position:absolute;inset:0;font-family:"DM Mono",monospace;text-transform:uppercase;color:#163a48;mix-blend-mode:multiply}
.os-atmosphere-kicker{position:absolute;left:34%;top:19%;font-size:clamp(.6rem,.72vw,.78rem);letter-spacing:.24em;opacity:.45;animation:os-signal-float 12s ease-in-out infinite alternate}
.os-atmosphere-title{position:absolute;left:32%;top:27%;max-width:7.5ch;font-family:"Outfit",sans-serif;font-size:clamp(5.6rem,12.5vw,14rem);font-weight:700;line-height:.74;letter-spacing:-.085em;color:rgba(26,66,81,.055);mix-blend-mode:multiply;user-select:none;animation:os-title-breathe 14s ease-in-out infinite alternate}
.os-atmosphere-title span{display:block;margin-left:1.15em;color:rgba(47,101,200,.07)}
.os-atmosphere-stream{position:absolute;display:flex;gap:2.2rem;white-space:nowrap;font-size:clamp(.55rem,.64vw,.7rem);letter-spacing:.19em;opacity:.3}
.os-atmosphere-stream.one{left:31%;right:-10%;top:61%;animation:os-stream-left 34s linear infinite}
.os-atmosphere-stream.two{left:45%;right:-10%;top:82%;color:#1d7680;animation:os-stream-right 42s linear infinite}
.os-atmosphere-stream span:before{content:"";display:inline-block;width:2.5rem;height:1px;margin:0 1rem .2rem 0;background:currentColor;opacity:.45}
.os-orbit{position:absolute;border:1px solid rgba(47,101,200,.14);border-radius:50%;transform:rotate(-17deg)}
.os-orbit:before,.os-orbit:after{content:"";position:absolute;width:.42rem;height:.42rem;border-radius:50%;background:#2f65c8;box-shadow:0 0 0 .55rem rgba(47,101,200,.07)}
.os-orbit:before{left:12%;top:13%}.os-orbit:after{right:7%;bottom:20%;background:#ef6548;box-shadow:0 0 0 .55rem rgba(239,101,72,.07)}
.os-orbit.a{width:min(42vw,48rem);aspect-ratio:1.85;right:-5%;top:14%;animation:os-orbit-drift 17s ease-in-out infinite alternate}
.os-orbit.b{width:min(30vw,34rem);aspect-ratio:1.35;right:13%;bottom:-11%;border-color:rgba(39,141,150,.13);animation:os-orbit-drift 21s ease-in-out -7s infinite alternate-reverse}
.os-desktop{z-index:10}
.os-app-label{padding:.15rem .28rem;border-radius:.2rem;background:rgba(255,255,255,.4);box-decoration-break:clone;-webkit-box-decoration-break:clone;text-shadow:0 1px 6px rgba(255,255,255,.98)}
.os-system-widget{background:rgba(255,255,255,.82);backdrop-filter:blur(24px) saturate(1.12)}
@keyframes os-aurora{from{transform:translate3d(-2%,1%,0) rotate(-3deg) scale(1)}to{transform:translate3d(3%,-2%,0) rotate(4deg) scale(1.08)}}
@keyframes os-signal-float{to{transform:translate3d(1.5rem,-.9rem,0);opacity:.68}}
@keyframes os-title-breathe{to{transform:translate3d(1.6rem,-.8rem,0) scale(1.02);color:rgba(26,66,81,.085)}}
@keyframes os-stream-left{to{transform:translateX(-26%)}}
@keyframes os-stream-right{from{transform:translateX(-18%)}to{transform:translateX(4%)}}
@keyframes os-orbit-drift{to{transform:translate3d(-2rem,1.2rem,0) rotate(-11deg) scale(1.04)}}
@media(max-width:700px){.os-atmosphere{background:radial-gradient(circle at 78% 24%,rgba(87,157,231,.24),transparent 34%),radial-gradient(circle at 36% 74%,rgba(47,173,164,.16),transparent 35%),linear-gradient(145deg,#f1f7f6,#e4edf3)}.os-atmosphere:after{background-size:3.3rem 3.3rem;opacity:.28}.os-particle-canvas{opacity:.55}.os-atmosphere-kicker{left:7%;top:64%;font-size:.54rem}.os-atmosphere-title{left:3%;top:68%;font-size:clamp(4.2rem,24vw,6rem);opacity:.7}.os-atmosphere-stream.one{left:4%;top:59%}.os-atmosphere-stream.two{display:none}.os-orbit.a{width:92vw;right:-36%;top:39%}.os-orbit.b{width:72vw;right:34%;bottom:-5%}.os-app-label{background:rgba(255,255,255,.55)}}
@media(prefers-reduced-motion:reduce){.os-atmosphere:before,.os-atmosphere-kicker,.os-atmosphere-title,.os-atmosphere-stream,.os-orbit{animation:none!important}}

/* TPI Company OS v6 — trilingual company journey and conversational guide */
.tpi-os{font-family:"Manrope","Noto Sans TC","Noto Sans SC",sans-serif;font-weight:300}
.tpi-os button,.tpi-os a,.tpi-os input{font-family:inherit}
.os-brand,.os-menu-button,.os-menu-item strong,.os-window-title,.os-window-link,.os-chat-panel strong{font-weight:500}
.os-app-label{font-weight:500;letter-spacing:-.01em}
.os-window-content h2{font-weight:300;letter-spacing:-.062em}
.os-window-content h3{font-weight:500}
.os-window-content p,.os-product-points{font-weight:300;line-height:1.72}
.os-atmosphere-title{font-family:"Manrope","Noto Sans TC","Noto Sans SC",sans-serif;font-weight:300;font-style:normal;letter-spacing:-.095em}
.os-atmosphere-title>span,.os-atmosphere-title>em{display:block;font-style:normal}
.os-atmosphere-title>span{margin:0;color:rgba(26,66,81,.055)}
.os-atmosphere-title>em{margin-left:1.15em;color:rgba(47,101,200,.07)}
.os-desktop{grid-template-columns:minmax(24rem,31rem)}

.os-language{display:flex;align-items:center;padding:.16rem;border:1px solid var(--os-line);border-radius:.35rem;background:rgba(255,255,255,.5)}
.os-language button{min-width:1.78rem;height:1.75rem;padding:0 .35rem;border:0;border-radius:.23rem;background:transparent;color:#5d7078;font-size:.58rem;font-weight:500;cursor:pointer}
.os-language button:hover{color:var(--os-blue)}
.os-language button.active{background:var(--os-ink);color:#fff}

.os-founder-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:.8rem;margin-top:1.7rem}
.os-founder-card{padding:1.35rem;border:1px solid var(--os-line);border-radius:.45rem;background:#fff}
.os-founder-card.founder{background:linear-gradient(140deg,#f7fbff,#edf4ff)}
.os-founder-card small{color:var(--os-blue);font:500 .6rem "DM Mono",monospace;letter-spacing:.09em}
.os-founder-card h3{margin:1rem 0 .6rem;font-size:clamp(1.45rem,2.5vw,2.2rem);letter-spacing:-.035em}
.os-founder-card p{margin:0}
.os-founder-card a{display:inline-flex;align-items:center;gap:.35rem;margin-top:1rem;color:var(--os-blue);font-size:.78rem;font-weight:500;text-decoration:none}
.os-founder-card a:hover{text-decoration:underline}
.os-founder-card a svg{width:.95rem}
.os-journey-intro{font-size:1.06rem!important;max-width:68ch!important}
.os-legal-note{margin:1.25rem 0 0;padding:1rem 1.15rem;border-left:3px solid var(--os-blue);background:rgba(47,101,200,.055);color:var(--os-muted);font-size:.82rem!important}

.os-chat-launcher{position:absolute;z-index:72;right:1.2rem;bottom:1.2rem;min-height:3.25rem;display:flex;align-items:center;gap:.6rem;padding:.65rem .9rem;border:1px solid rgba(255,255,255,.9);border-radius:999px;background:#102833;color:#fff!important;box-shadow:0 18px 45px rgba(26,61,72,.26);cursor:pointer;transition:transform .3s cubic-bezier(.2,.8,.2,1),background .2s}
.os-chat-launcher:hover{transform:translateY(-4px);background:#2f65c8}
.os-chat-launcher svg{width:1.05rem}
.os-chat-launcher span{font-size:.68rem;font-weight:500}
.os-chat-panel{position:absolute;z-index:86;right:1.2rem;bottom:5.25rem;width:min(24rem,calc(100vw - 2rem));height:min(34rem,calc(100dvh - 8rem));display:grid;grid-template-rows:auto 1fr auto auto auto;border:1px solid rgba(16,40,51,.16);border-radius:.8rem;background:rgba(252,254,253,.98);box-shadow:0 30px 90px rgba(26,61,72,.24);overflow:hidden;opacity:0;visibility:hidden;transform:translateY(1rem) scale(.96);transform-origin:bottom right;transition:opacity .22s ease,transform .38s cubic-bezier(.2,.8,.2,1),visibility .22s}
.os-chat-panel.open{opacity:1;visibility:visible;transform:none}
.os-chat-panel header{display:grid;grid-template-columns:auto 1fr auto;gap:.7rem;align-items:center;padding:.9rem;border-bottom:1px solid var(--os-line)}
.os-chat-mark{width:2.2rem;height:2.2rem;display:grid;place-items:center;border-radius:.55rem;background:linear-gradient(145deg,#2f65c8,#278d96);color:#fff;font:500 .63rem "DM Mono",monospace}
.os-chat-panel header strong,.os-chat-panel header small{display:block}
.os-chat-panel header strong{font-size:.83rem}
.os-chat-panel header small{margin-top:.08rem;color:var(--os-muted);font-size:.61rem}
.os-chat-panel header button{width:2rem;height:2rem;display:grid;place-items:center;border:0;border-radius:50%;background:transparent;cursor:pointer}
.os-chat-panel header button:hover{background:rgba(47,101,200,.08)}
.os-chat-panel header svg{width:1rem}
.os-chat-messages{display:flex;flex-direction:column;gap:.65rem;overflow:auto;padding:.9rem}
.os-chat-message{max-width:86%;padding:.7rem .78rem;border-radius:.72rem;font-size:.74rem;line-height:1.55}
.os-chat-message.assistant{align-self:flex-start;background:#edf3f8;color:#29434e;border-bottom-left-radius:.2rem}
.os-chat-message.user{align-self:flex-end;background:#2f65c8;color:#fff;border-bottom-right-radius:.2rem}
.os-chat-suggestions{display:flex;gap:.38rem;overflow-x:auto;padding:.15rem .9rem .7rem;scrollbar-width:none}
.os-chat-suggestions::-webkit-scrollbar{display:none}
.os-chat-suggestions button{flex:0 0 auto;padding:.42rem .58rem;border:1px solid var(--os-line);border-radius:999px;background:#fff;color:var(--os-blue);font-size:.62rem;cursor:pointer}
.os-chat-form{display:grid;grid-template-columns:1fr auto;gap:.45rem;padding:.7rem .9rem;border-top:1px solid var(--os-line)}
.os-chat-form input{min-width:0;height:2.65rem;padding:.6rem .72rem;border:1px solid var(--os-line);border-radius:.5rem;background:#fff;color:var(--os-ink);font-size:.73rem;font-weight:300}
.os-chat-form button{padding:0 .8rem;border:0;border-radius:.5rem;background:#102833;color:#fff;font-size:.68rem;font-weight:500;cursor:pointer}
.os-chat-form button:hover{background:#2f65c8}
.os-chat-boundary{padding:0 .9rem .75rem;color:#72848c;font-size:.56rem;line-height:1.4}
.os-sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}

.os-window.open.opening{animation:os-window-open .5s cubic-bezier(.16,.8,.2,1) both}
.os-window.open.closing{visibility:visible;pointer-events:none;animation:os-window-close .34s cubic-bezier(.4,0,.6,1) both}
@keyframes os-window-open{from{opacity:0;transform:translateY(2rem) scale(.94);filter:blur(7px)}to{opacity:1;transform:none;filter:blur(0)}}
@keyframes os-window-close{from{opacity:1;transform:none;filter:blur(0)}to{opacity:0;transform:translateY(1.5rem) scale(.955);filter:blur(5px)}}

@media(max-width:700px){
  .os-topbar{grid-template-columns:1fr auto 1fr}
  .os-clock{display:none}
  .os-status{gap:.18rem}
  .os-language{margin-right:.1rem}
  .os-language button{min-width:1.55rem;padding:0 .2rem}
  .os-radio-button{display:flex}
  .os-founder-grid{grid-template-columns:1fr}
  .os-chat-launcher{right:.65rem;bottom:5rem;width:3rem;height:3rem;min-height:0;justify-content:center;padding:0;border-radius:50%}
  .os-chat-launcher span{display:none}
  .os-chat-panel{right:.55rem;bottom:5.15rem;width:calc(100vw - 1.1rem);height:min(31rem,calc(100dvh - 6rem));border-radius:.65rem}
  .os-window.open.opening{animation:os-window-open-mobile .46s cubic-bezier(.16,.8,.2,1) both}
  .os-window.open.closing{animation:os-window-close-mobile .32s cubic-bezier(.4,0,.6,1) both}
}
@keyframes os-window-open-mobile{from{opacity:.55;transform:translateY(100%)}to{opacity:1;transform:none}}
@keyframes os-window-close-mobile{from{opacity:1;transform:none}to{opacity:.55;transform:translateY(100%)}}
@media(prefers-reduced-motion:reduce){.os-window.open.opening,.os-window.open.closing,.os-chat-panel,.os-chat-launcher{animation:none!important;transition:none!important}}

/* TPI Company OS v7 — cinematic windows and playback-reactive radio */
.os-window-layer:before{content:"";position:absolute;inset:-5.4rem -1rem -5.6rem;z-index:-1;background:rgba(235,244,245,.04);backdrop-filter:blur(0);opacity:0;transition:opacity .62s ease,backdrop-filter .72s ease;pointer-events:none}
.os-window-layer.window-visible:before{opacity:1;background:rgba(235,244,245,.2);backdrop-filter:blur(7px)}
.os-window.open.opening{animation:os-window-open-cinematic .78s cubic-bezier(.16,.86,.18,1) both}
.os-window.open.closing{visibility:visible;pointer-events:none;animation:os-window-close-cinematic .54s cubic-bezier(.56,0,.78,.24) both}
.os-window.open.opening .os-window-content>*{animation:os-window-content-in .64s .2s cubic-bezier(.16,.82,.22,1) both}
@keyframes os-window-open-cinematic{0%{opacity:0;transform:translateY(6rem) scale(.78) rotateX(8deg);filter:blur(15px);clip-path:inset(42% 8% round 1.6rem)}55%{opacity:1;filter:blur(1px);clip-path:inset(0 round .8rem)}78%{transform:translateY(-.7rem) scale(1.012) rotateX(0)}100%{opacity:1;transform:none;filter:blur(0);clip-path:inset(0 round .8rem)}}
@keyframes os-window-close-cinematic{0%{opacity:1;transform:none;filter:blur(0);clip-path:inset(0 round .8rem)}34%{transform:translateY(-.55rem) scale(1.008)}100%{opacity:0;transform:translateY(6.5rem) scale(.76) rotateX(-7deg);filter:blur(16px);clip-path:inset(44% 9% round 1.6rem)}}
@keyframes os-window-content-in{from{opacity:0;transform:translateY(1.4rem)}to{opacity:1;transform:none}}

.os-disco-canvas{position:absolute;inset:0;z-index:2;width:100%;height:100%;opacity:0;pointer-events:none;mix-blend-mode:multiply;transition:opacity 2.4s cubic-bezier(.22,.7,.26,1),filter 2.4s ease;filter:saturate(.85)}
.tpi-os.disco-mode .os-disco-canvas{opacity:.92;filter:saturate(1.35)}
.os-atmosphere{transition:filter 2.4s ease,opacity 2.4s ease}
.tpi-os.disco-mode .os-atmosphere{filter:saturate(1.42) contrast(1.03);animation:os-disco-hue 24s linear infinite alternate}
.os-topbar,.os-dock,.os-window,.os-system-widget{transition:background 2s ease,border-color 2s ease,box-shadow 2s ease}
.tpi-os.disco-mode .os-topbar,.tpi-os.disco-mode .os-dock{background:rgba(255,255,255,.78);border-color:rgba(47,101,200,.28);box-shadow:0 20px 70px rgba(47,101,200,.2)}
.tpi-os.disco-mode .os-window,.tpi-os.disco-mode .os-system-widget{border-color:rgba(47,101,200,.28);box-shadow:0 36px 110px rgba(47,101,200,.2)}
.os-disco-toggle{min-width:4.7rem;justify-content:center;transition:color .3s ease,background .3s ease,opacity .3s ease}
.os-disco-toggle[aria-pressed="false"]{opacity:.5}
.os-disco-toggle[aria-pressed="false"] svg{filter:grayscale(1)}
.tpi-os.music-playing .os-disco-toggle{position:relative;color:#2f65c8;background:rgba(47,101,200,.08)}
.tpi-os.music-playing .os-disco-toggle:after{content:"";position:absolute;right:.22rem;top:.22rem;width:.38rem;height:.38rem;border-radius:50%;background:#2ed16f;box-shadow:0 0 0 .3rem rgba(46,209,111,.13);animation:os-live-pulse 1.8s ease-in-out infinite}
.os-playback-visual-note{display:flex;align-items:center;gap:.55rem;margin-top:.75rem;padding:.65rem .72rem;border:1px solid var(--os-line);border-radius:.42rem;background:rgba(47,101,200,.045);color:var(--os-muted);font-size:.68rem}
.os-playback-visual-note:before{content:"";width:.5rem;height:.5rem;flex:0 0 auto;border-radius:50%;background:#2f65c8;box-shadow:0 0 0 .25rem rgba(47,101,200,.1)}
@keyframes os-disco-hue{from{filter:saturate(1.35) contrast(1.02) hue-rotate(-7deg)}to{filter:saturate(1.5) contrast(1.05) hue-rotate(12deg)}}
@keyframes os-live-pulse{50%{transform:scale(.72);opacity:.5}}

@media(max-width:700px){
  .os-window-layer:before{inset:-3.7rem 0 0}
  .os-disco-toggle{min-width:2.2rem;padding:.35rem}
  .os-disco-toggle span{display:none}
  .os-window.open.opening{animation:os-window-open-mobile-cinematic .7s cubic-bezier(.14,.86,.2,1) both}
  .os-window.open.closing{animation:os-window-close-mobile-cinematic .5s cubic-bezier(.56,0,.78,.24) both}
}
@keyframes os-window-open-mobile-cinematic{0%{opacity:.15;transform:translateY(102%) scale(.94);filter:blur(10px)}68%{opacity:1;transform:translateY(-1.5%) scale(1.005);filter:blur(0)}100%{opacity:1;transform:none;filter:blur(0)}}
@keyframes os-window-close-mobile-cinematic{0%{opacity:1;transform:none;filter:blur(0)}24%{transform:translateY(-1.2%)}100%{opacity:.12;transform:translateY(102%) scale(.94);filter:blur(10px)}}
@media(prefers-reduced-motion:reduce){.os-window.open.opening,.os-window.open.closing,.os-window.open.opening .os-window-content>*,.tpi-os.disco-mode .os-atmosphere,.tpi-os.music-playing .os-disco-toggle:after{animation:none!important}.os-disco-canvas{transition:opacity .2s ease}}

/* TPI Company OS v8 — compact Radio popover and complete mobile home screen */
.os-mobile-menu-dock{display:none}
.os-radio-popover{position:absolute;z-index:86;left:50%;bottom:5.6rem;width:min(27rem,calc(100vw - 2rem));padding:.7rem;border:1px solid rgba(255,255,255,.92);border-radius:1rem;background:rgba(252,254,253,.96);box-shadow:0 28px 90px rgba(26,61,72,.28);backdrop-filter:blur(28px) saturate(1.1);opacity:0;visibility:hidden;transform:translate(-50%,1.4rem) scale(.94);transform-origin:50% 100%;transition:opacity .22s ease,visibility .22s ease,transform .44s cubic-bezier(.16,.86,.18,1)}
.os-radio-popover.open{opacity:1;visibility:visible;transform:translate(-50%,0) scale(1)}
.os-radio-button{position:relative}
.os-radio-head{display:grid;grid-template-columns:2.6rem 1fr 2.2rem;align-items:center;gap:.65rem;padding:.05rem .05rem .65rem}
.os-radio-mark{width:2.6rem;height:2.6rem;border-radius:.72rem;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#2f65c8,#278d96);box-shadow:0 10px 24px rgba(47,101,200,.22)}
.os-radio-mark svg{width:1.2rem}.os-radio-head strong,.os-radio-head small{display:block}.os-radio-head strong{font-size:.88rem}.os-radio-head small{margin-top:.1rem;color:var(--os-muted);font:500 .58rem "DM Mono",monospace;letter-spacing:.08em}
.os-radio-head>button{width:2.2rem;height:2.2rem;border:0;border-radius:50%;display:grid;place-items:center;background:rgba(16,40,51,.06);color:var(--os-ink);cursor:pointer}.os-radio-head>button:hover{background:rgba(47,101,200,.12);color:#2f65c8}.os-radio-head>button svg{width:1rem}
.os-radio-popover .os-spotify-embed{height:152px;border-radius:.72rem;overflow:hidden;background:#f1f5f4}.os-radio-popover .os-spotify-embed iframe{display:block;width:100%;height:152px;border:0}
.os-radio-footer{display:flex;align-items:center;justify-content:space-between;gap:.7rem;padding:.65rem .15rem 0;font-size:.65rem}.os-radio-footer>a{display:flex;align-items:center;gap:.28rem;color:#2f65c8;text-decoration:none;font-weight:700}.os-radio-footer>a svg{width:.75rem}.os-radio-footer details{position:relative}.os-radio-footer summary{color:var(--os-muted);cursor:pointer;list-style:none}.os-radio-footer summary::-webkit-details-marker{display:none}
.os-radio-footer details[open] .os-spotify-connect{display:block;position:absolute;right:0;bottom:calc(100% + .55rem);width:22rem;max-width:calc(100vw - 3rem);padding:.75rem;border:1px solid var(--os-line);border-radius:.7rem;background:#fff;box-shadow:0 18px 44px rgba(26,61,72,.2)}
.os-radio-footer .os-spotify-connect>div,.os-radio-empty .os-spotify-connect>div{display:flex;gap:.4rem}.os-radio-footer .os-spotify-connect input,.os-radio-empty .os-spotify-connect input{min-width:0;flex:1}.os-radio-footer .os-spotify-connect button,.os-radio-empty .os-spotify-connect button{width:auto;flex:0 0 auto}.os-radio-footer .os-music-reset{width:auto;margin-top:.55rem}
.os-radio-empty{padding:.55rem}.os-radio-empty>p{margin:0 0 .75rem;color:var(--os-muted);font-size:.78rem}.os-radio-empty label{display:block;margin-bottom:.45rem;font-size:.74rem;font-weight:700}.os-radio-empty small{display:block;margin-top:.45rem;color:var(--os-muted);font-size:.62rem}
.tpi-os.music-playing .os-radio-dock:before,.tpi-os.music-playing .os-radio-button:after{content:"";position:absolute;width:.42rem;height:.42rem;border-radius:50%;background:#2ed16f;box-shadow:0 0 0 .26rem rgba(46,209,111,.13);animation:os-live-pulse 1.8s ease-in-out infinite}.tpi-os.music-playing .os-radio-dock:before{right:.25rem;top:.25rem}.tpi-os.music-playing .os-radio-button:after{right:.12rem;top:.12rem}

@media(max-width:700px){
  .os-topbar{grid-template-columns:2.35rem minmax(2.4rem,1fr) auto;padding:.4rem .45rem;gap:.18rem}
  .os-brand{justify-self:start}.os-brand-logo{width:2.35rem;height:1.7rem}
  .os-status{gap:.08rem}.os-language button{min-width:1.4rem;height:1.85rem;padding:0 .12rem;font-size:.57rem}.os-status-button{width:1.95rem;min-width:1.95rem;height:1.95rem;padding:.32rem}.os-status-button svg{width:.95rem}.os-weather-compact span,.os-clock{display:none}
  .os-desktop{inset:3.85rem 0 4.85rem;display:block;overflow-y:auto;overflow-x:hidden;padding:.35rem .4rem 1.4rem;pointer-events:auto;overscroll-behavior:contain;scrollbar-width:none;-webkit-overflow-scrolling:touch}.os-desktop::-webkit-scrollbar{display:none}
  .os-icon-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem .08rem;max-height:none;overflow:visible;padding:.55rem .05rem 1.5rem}.os-icon-grid .os-app-icon:nth-child(n){display:grid}.os-app-icon{align-content:start;min-height:5.25rem;padding:.15rem .05rem}.os-icon-tile{width:3.25rem;height:3.25rem;border-radius:.88rem;margin-bottom:.36rem}.os-app-label{font-size:.61rem;line-height:1.16;max-width:4.8rem}
  .os-dock{bottom:.45rem;width:auto;max-width:calc(100% - .8rem);padding:.35rem .42rem;gap:.28rem;border-radius:1.15rem}.os-dock-button{width:3.15rem;height:3.15rem}.os-mobile-menu-dock{display:grid}.os-dock [data-open="opc"],.os-dock [data-open="partners"],.os-dock [data-open="contact"],.os-dock .os-dock-separator{display:none}
  .os-menu-panel{top:auto;left:.45rem;right:.45rem;bottom:4.55rem;width:auto;max-height:calc(100dvh - 9rem);overflow:auto;border-radius:1rem;transform-origin:50% 100%;transform:translateY(1rem) scale(.97)}.os-menu-panel.open{transform:none}.os-menu-head{position:sticky;top:0;z-index:1;background:rgba(252,254,253,.96)}.os-menu-grid{grid-template-columns:1fr 1fr;gap:.4rem}.os-menu-item{min-height:4.55rem;padding:.65rem}
  .os-radio-popover{position:absolute;left:.45rem;right:.45rem;bottom:4.55rem;width:auto;padding:.58rem;border-radius:1rem;transform:translateY(1.2rem) scale(.96);transform-origin:50% 100%}.os-radio-popover.open{transform:none}.os-radio-head{grid-template-columns:2.4rem 1fr 2.1rem;padding-bottom:.55rem}.os-radio-mark{width:2.4rem;height:2.4rem}.os-radio-popover .os-spotify-embed,.os-radio-popover .os-spotify-embed iframe{height:152px}.os-radio-footer{padding-top:.55rem}
  .os-chat-launcher{bottom:4.6rem}
}
@media(max-width:370px){
  .os-icon-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:.95rem .08rem}.os-icon-grid .os-app-icon:nth-child(n){display:grid}.os-app-icon{min-height:5.1rem}.os-icon-tile{width:3.15rem;height:3.15rem}
  .os-menu-grid{grid-template-columns:1fr}.os-menu-item{min-height:3.8rem}.os-weather-compact{display:flex}.os-dock-button{width:2.85rem;height:2.85rem}
}
@media(prefers-reduced-motion:reduce){.os-radio-popover{transition:none!important}}

/* TPI Company OS v9 — one-touch now-playing dock */
.os-dock-player{width:15rem;height:3.3rem;display:flex;align-items:center;gap:.28rem;padding:.26rem;border-radius:.9rem;background:linear-gradient(135deg,#122b35,#0b1e27);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.12),0 10px 28px rgba(16,40,51,.18);overflow:hidden}
.os-dock-player-details{min-width:0;flex:1;height:100%;padding:0;border:0;background:transparent;color:inherit;display:grid;grid-template-columns:2.55rem minmax(0,1fr);align-items:center;gap:.55rem;text-align:left;cursor:pointer}
.os-dock-art{position:relative;width:2.55rem;height:2.55rem;border-radius:.62rem;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#2f65c8,#278d96);box-shadow:inset 0 1px 0 rgba(255,255,255,.24)}
.os-dock-art:after{content:"";position:absolute;inset:.3rem;border:1px solid rgba(255,255,255,.18);border-radius:.42rem}.os-dock-art svg{position:relative;z-index:1;width:1.18rem}
.os-dock-track{min-width:0;display:block}.os-dock-track strong,.os-dock-track small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.os-dock-track strong{font-size:.72rem;font-weight:750;letter-spacing:.01em}.os-dock-track small{margin-top:.12rem;color:rgba(255,255,255,.62);font-size:.58rem}
.os-dock-progress{display:block;height:.18rem;margin-top:.42rem;border-radius:999px;background:rgba(255,255,255,.16);overflow:hidden}.os-dock-progress i{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,#68d9e0,#fff);transition:width .42s linear}
.os-dock-play{position:relative;flex:0 0 auto;width:2.55rem;height:2.55rem;border:0;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.12);color:#fff;cursor:pointer;transition:background .2s ease,transform .2s ease}.os-dock-play:hover{background:rgba(255,255,255,.22);transform:scale(1.04)}.os-dock-play:active{transform:scale(.94)}
.os-play-symbol{position:relative;width:.9rem;height:1rem;display:block}.os-play-symbol:before{content:"";position:absolute;left:.18rem;top:.08rem;border-top:.42rem solid transparent;border-bottom:.42rem solid transparent;border-left:.68rem solid currentColor}
.os-dock-player.is-playing .os-play-symbol:before{left:.12rem;top:.08rem;width:.22rem;height:.84rem;border:0;border-radius:.05rem;background:currentColor;box-shadow:.43rem 0 0 currentColor}.os-dock-player.is-playing .os-dock-art{animation:os-radio-art-pulse 2.4s ease-in-out infinite}
.tpi-os.music-playing .os-dock-player{box-shadow:inset 0 1px 0 rgba(255,255,255,.15),0 0 0 1px rgba(47,209,111,.18),0 14px 34px rgba(16,40,51,.25)}
@keyframes os-radio-art-pulse{50%{filter:saturate(1.35);transform:scale(.96)}}

@media(max-width:700px){
  .os-dock{gap:.22rem;padding:.34rem .38rem}.os-dock-button{width:2.9rem;height:2.9rem}
  .os-dock-player{width:10.45rem;height:2.9rem;padding:.2rem;border-radius:.78rem;gap:.18rem}.os-dock-player-details{grid-template-columns:2.25rem minmax(0,1fr);gap:.4rem}.os-dock-art{width:2.25rem;height:2.25rem;border-radius:.55rem}.os-dock-art svg{width:1rem}.os-dock-track strong{font-size:.65rem}.os-dock-track small{font-size:.52rem}.os-dock-progress{margin-top:.3rem}.os-dock-play{width:2.25rem;height:2.25rem}.os-play-symbol{transform:scale(.88)}
}
@media(max-width:370px){.os-dock{gap:.16rem;padding:.32rem}.os-dock-button{width:2.65rem;height:2.65rem}.os-dock-player{width:10.05rem;height:2.65rem}.os-dock-player-details{grid-template-columns:2rem minmax(0,1fr);gap:.34rem}.os-dock-art,.os-dock-play{width:2rem;height:2rem}.os-dock-track small{display:none}.os-dock-progress{margin-top:.34rem}}
@media(prefers-reduced-motion:reduce){.os-dock-player.is-playing .os-dock-art{animation:none!important}.os-dock-progress i{transition:none!important}}

/* TPI Company OS v11 — resilient shuffled queue and eased disco handoff */
.os-disco-canvas{transition:opacity 2.8s cubic-bezier(.22,.7,.26,1),filter 2.8s cubic-bezier(.22,.7,.26,1)}
.tpi-os.disco-mode .os-disco-canvas{opacity:.88}
.os-atmosphere{transition:filter 2.8s cubic-bezier(.22,.7,.26,1),opacity 2.8s cubic-bezier(.22,.7,.26,1)}
.tpi-os.disco-mode .os-atmosphere{animation:none;filter:saturate(1.42) contrast(1.03) hue-rotate(8deg)}
.os-topbar,.os-dock,.os-window,.os-system-widget{transition:background 2.4s ease,border-color 2.4s ease,box-shadow 2.4s ease}

/* TPI Company OS v12 — modal input shield */
.os-window-layer.window-visible{pointer-events:auto}

/* TPI Company OS v13 — translated radio listening note */
.os-radio-note{display:grid;grid-template-columns:1.7rem 1fr;align-items:start;gap:.55rem;margin:.6rem 0 0;padding:.65rem .7rem;border:1px solid rgba(47,101,200,.14);border-radius:.72rem;background:linear-gradient(135deg,rgba(47,101,200,.075),rgba(39,141,150,.045));color:var(--os-muted)}
.os-radio-note>svg{width:1rem;margin:.08rem auto 0;color:#2f65c8;fill:rgba(47,101,200,.08)}.os-radio-note>.os-icon-fallback{display:none}.os-radio-note p{margin:0;font-size:.67rem;line-height:1.48}
@media(max-width:700px){.os-radio-note{grid-template-columns:1.45rem 1fr;gap:.4rem;margin-top:.5rem;padding:.55rem .6rem}.os-radio-note p{font-size:.62rem;line-height:1.42}}

/* TPI Company OS v14 — readable journey steps and named relationships */
.os-step{grid-template-columns:8.75rem minmax(0,1fr);column-gap:1.15rem}.os-step>span{overflow-wrap:anywhere}.os-step>div{min-width:0}
.os-existing-partners{margin-top:2rem}.os-existing-partners h3{margin:0 0 .85rem;font-size:1.12rem;line-height:1.25}
.os-partner-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.7rem}.os-partner-card{min-width:0;display:flex;flex-direction:column;align-items:flex-start;padding:.85rem;border:1px solid var(--os-line);border-radius:.75rem;background:#fff}.os-partner-card img{display:block;width:100%;height:3.25rem;object-fit:contain;object-position:left center;margin-bottom:.85rem}.os-partner-card:first-child img{background:#102833;padding:.55rem;border-radius:.35rem}.os-partner-card strong{font-size:.78rem;line-height:1.35}.os-partner-card small{display:block;margin-top:.3rem;color:var(--os-muted);font-size:.66rem;line-height:1.35}
@media(max-width:700px){.os-step{grid-template-columns:1fr;row-gap:.45rem}.os-partner-grid{grid-template-columns:1fr}.os-partner-card{display:grid;grid-template-columns:7.25rem minmax(0,1fr);column-gap:.8rem;align-items:center}.os-partner-card img{grid-row:span 2;height:3rem;margin:0}.os-partner-card small{margin:.15rem 0 0}}

/* TPI Company OS v15 — playback-driven night mode */
.os-nightfall{position:absolute;inset:0;background:radial-gradient(circle at 76% 28%,rgba(47,101,200,.3),transparent 36%),radial-gradient(circle at 29% 76%,rgba(25,138,151,.2),transparent 39%),linear-gradient(135deg,#071320,#0c1d31 54%,#07111e);opacity:0;transition:opacity 2.6s cubic-bezier(.22,.7,.26,1)}
.tpi-os.music-playing .os-nightfall{opacity:1}
.tpi-os{transition:color 2.4s ease,background-color 2.4s ease}
.os-atmosphere-copy,.os-atmosphere-title,.os-atmosphere-title>span,.os-atmosphere-title>em,.os-atmosphere-stream.two,.os-app-label,.os-brand-logo,.os-status,.os-brand small,.os-language button,.os-menu-item small,.os-window-meta,.os-window-content p,.os-info-card p,.os-step p,.os-product-points,.os-partner-card small{transition:color 2.4s ease,background-color 2.4s ease,text-shadow 2.4s ease,filter 2.4s ease}
.os-topbar,.os-dock,.os-menu-panel,.os-window,.os-window-bar,.os-system-widget,.os-radio-popover,.os-chat-panel,.os-founder-card,.os-info-card,.os-metric,.os-partner-card,.os-weather-stats span,.os-now-playing,.os-spotify-connect,.os-window-link.secondary,.os-radio-note,.os-legal-note,.os-app-label{transition-property:background-color,border-color,color,box-shadow,opacity,transform,visibility;transition-duration:2.4s,2.4s,2.4s,2.4s,.24s,.42s,.24s;transition-timing-function:ease,ease,ease,ease,ease,cubic-bezier(.2,.8,.2,1),ease}
.os-window-layer:before{transition:opacity .62s ease,backdrop-filter .72s ease,background-color 2.4s ease}
.tpi-os.music-playing{--os-ink:#e8f3ff;--os-muted:#b3c7d8;--os-blue:#89b9ff;--os-line:rgba(195,219,245,.22);--os-shadow:0 36px 110px rgba(0,4,12,.62);background-color:#071320;color:var(--os-ink)}
.tpi-os.music-playing .os-atmosphere-copy{color:#c3dcf3;mix-blend-mode:screen}
.tpi-os.music-playing .os-atmosphere-title{mix-blend-mode:normal}
.tpi-os.music-playing .os-atmosphere-title>span{color:rgba(199,224,255,.13)}
.tpi-os.music-playing .os-atmosphere-title>em{color:rgba(105,177,255,.16)}
.tpi-os.music-playing .os-atmosphere-stream.two{color:#91d8e2}
.tpi-os.music-playing .os-orbit{border-color:rgba(130,180,240,.28)}
.tpi-os.music-playing .os-disco-canvas{mix-blend-mode:screen}
.tpi-os.music-playing .os-topbar,.tpi-os.music-playing.disco-mode .os-topbar,.tpi-os.music-playing .os-dock,.tpi-os.music-playing.disco-mode .os-dock{background:rgba(10,23,39,.92);border-color:rgba(177,208,241,.23);color:#e8f3ff;box-shadow:0 20px 65px rgba(0,5,16,.43)}
.tpi-os.music-playing .os-brand-logo{filter:brightness(0) invert(1)}
.tpi-os.music-playing .os-brand small,.tpi-os.music-playing .os-status{color:#bdd0e2}
.tpi-os.music-playing .os-status-button{color:#e8f3ff}
.tpi-os.music-playing .os-menu-button:hover,.tpi-os.music-playing .os-menu-button[aria-expanded="true"],.tpi-os.music-playing .os-status-button:hover,.tpi-os.music-playing .os-menu-item:hover{background:rgba(129,184,255,.16)}
.tpi-os.music-playing .os-language{background:rgba(255,255,255,.07)}
.tpi-os.music-playing .os-language button{color:#b9cee2}
.tpi-os.music-playing .os-language button.active{background:#8bb9f5;color:#071320}
.tpi-os.music-playing .os-menu-panel,.tpi-os.music-playing .os-radio-popover,.tpi-os.music-playing .os-chat-panel{background:rgba(12,27,44,.97);border-color:var(--os-line);color:var(--os-ink);box-shadow:0 32px 90px rgba(0,4,12,.5)}
.tpi-os.music-playing .os-menu-head span,.tpi-os.music-playing .os-menu-item small{color:var(--os-muted)}
.tpi-os.music-playing .os-app-icon:hover{background:rgba(137,185,255,.11)}
.tpi-os.music-playing .os-app-label,.tpi-os.music-playing .os-launchpad .os-app-label{background:rgba(8,23,40,.65);color:#edf6ff;text-shadow:0 1px 8px rgba(0,4,12,.8)}
.tpi-os.music-playing .os-dock-button{color:#e8f3ff}
.tpi-os.music-playing .os-dock-button:hover{background:#315da7;color:#fff}
.tpi-os.music-playing .os-dock-separator{background:rgba(195,219,245,.25)}
.tpi-os.music-playing .os-system-widget,.tpi-os.music-playing .os-window,.tpi-os.music-playing.disco-mode .os-window{background:rgba(12,26,43,.97);border-color:var(--os-line);color:var(--os-ink);box-shadow:var(--os-shadow)}
.tpi-os.music-playing .os-window-bar{background:rgba(21,39,60,.94);border-color:var(--os-line)}
.tpi-os.music-playing .os-window-meta,.tpi-os.music-playing .os-window-content p,.tpi-os.music-playing .os-info-card p,.tpi-os.music-playing .os-step p,.tpi-os.music-playing .os-product-points{color:var(--os-muted)}
.tpi-os.music-playing .os-window-content .os-overline,.tpi-os.music-playing .os-info-card small,.tpi-os.music-playing .os-step>span,.tpi-os.music-playing .os-product-category,.tpi-os.music-playing .os-founder-card small{color:#91c4ff}
.tpi-os.music-playing .os-window-content h2 span{color:#ff8b76}
.tpi-os.music-playing .os-window-link.secondary,.tpi-os.music-playing .os-partner-strip span{background:#1b324a;border-color:var(--os-line);color:#e8f3ff}
.tpi-os.music-playing .os-window-link:not(.secondary){background:#426fc5;color:#fff}
.tpi-os.music-playing .os-metric,.tpi-os.music-playing .os-info-card,.tpi-os.music-playing .os-founder-card,.tpi-os.music-playing .os-partner-card,.tpi-os.music-playing .os-weather-stats span,.tpi-os.music-playing .os-now-playing,.tpi-os.music-playing .os-spotify-connect{background:#172b42;border-color:var(--os-line);color:var(--os-ink)}
.tpi-os.music-playing .os-founder-card.founder{background:linear-gradient(140deg,#1c3655,#152a45)}
.tpi-os.music-playing .os-metric strong,.tpi-os.music-playing .os-metric span,.tpi-os.music-playing .os-partner-card small{color:var(--os-muted)}
.tpi-os.music-playing .os-metric small{background:#513c48;color:#ffb3a2}
.tpi-os.music-playing .os-legal-note,.tpi-os.music-playing .os-radio-note{background:rgba(112,169,244,.11);border-color:rgba(137,185,255,.3);color:var(--os-muted)}
.tpi-os.music-playing .os-window-layer.window-visible:before{background:rgba(3,11,23,.4)}
.tpi-os.music-playing .os-radio-head>button{background:rgba(255,255,255,.1);color:var(--os-ink)}
.tpi-os.music-playing .os-radio-popover .os-spotify-embed{background:#0c1b2e}
.tpi-os.music-playing .os-radio-footer details[open] .os-spotify-connect{background:#172b42}
.tpi-os.music-playing .os-spotify-connect input{background:#0f2239;color:var(--os-ink)}
.tpi-os.music-playing .os-chat-message.assistant{background:#203b54;color:#e8f3ff}
.tpi-os.music-playing .os-chat-suggestions button,.tpi-os.music-playing .os-chat-form input{background:#172b42;border-color:var(--os-line);color:var(--os-ink)}
.tpi-os.music-playing .os-chat-boundary{color:var(--os-muted)}
@media(prefers-reduced-motion:reduce){.os-nightfall,.tpi-os,.tpi-os .os-topbar,.tpi-os .os-dock,.tpi-os .os-menu-panel,.tpi-os .os-window,.tpi-os .os-window-bar,.tpi-os .os-radio-popover,.tpi-os .os-chat-panel,.tpi-os .os-app-label{transition-duration:.01ms!important}}

/* Responsive product workspace: one scroll area, with no hidden products. */
.os-desktop{
  inset:6rem max(1rem,env(safe-area-inset-right)) calc(6rem + env(safe-area-inset-bottom)) max(1rem,env(safe-area-inset-left));
  display:block;
  overflow:auto;
  padding:.5rem;
  pointer-events:auto;
  overscroll-behavior:contain;
  scrollbar-width:thin;
  scrollbar-color:rgba(47,101,200,.35) transparent;
  scroll-padding-block:1rem;
}
.os-desktop::-webkit-scrollbar{display:block;width:6px}
.os-desktop::-webkit-scrollbar-thumb{background:rgba(47,101,200,.35);border-radius:1rem}
.os-icon-grid{
  width:100%;
  max-width:70rem;
  margin-inline:auto;
  grid-template-columns:repeat(auto-fit,minmax(min(6.5rem,100%),1fr));
  gap:1.25rem .65rem;
  max-height:none;
  overflow:visible;
  padding:.5rem .25rem 1rem;
}
.os-icon-grid .os-app-icon:nth-child(n),.os-launchpad .os-app-icon{
  display:grid;
  align-content:start;
  justify-items:center;
  min-width:0;
  min-height:5.5rem;
  padding:.25rem;
}
.os-icon-grid .os-app-label,.os-launchpad .os-app-label{
  width:100%;
  max-width:8rem;
  margin:0 auto;
  white-space:normal;
  overflow-wrap:anywhere;
  line-height:1.35;
}
.os-launchpad{grid-template-columns:repeat(auto-fit,minmax(min(6rem,100%),1fr))}
.os-launchpad .os-icon-tile{width:min(4.2rem,100%);height:auto;aspect-ratio:1}
.os-dock-button{flex-shrink:0}
.os-dock-player{min-width:0;flex-shrink:1}
.os-dock-player-details{overflow:hidden}

@media(min-width:1001px){
  .os-icon-grid{
    max-width:88rem;
    grid-template-columns:repeat(10,minmax(0,1fr));
    gap:1rem .5rem;
  }
}

@media(max-width:1000px){
  .os-dock{
    left:max(.5rem,env(safe-area-inset-left));
    bottom:calc(.55rem + env(safe-area-inset-bottom));
    translate:0 0;
    width:calc(100% - 5rem - env(safe-area-inset-left) - env(safe-area-inset-right));
    max-width:36rem;
    box-sizing:border-box;
    justify-content:center;
    gap:.2rem;
    padding:.35rem;
  }
  .os-dock-button{width:2.75rem;height:2.75rem}
  .os-mobile-menu-dock{display:grid}
  .os-dock [data-open="opc"],.os-dock [data-open="partners"],.os-dock [data-open="contact"],.os-dock .os-dock-separator{display:none}
  .os-dock-player{flex:1 1 10rem;max-width:15rem;height:2.75rem}
  .os-dock-player-details{grid-template-columns:minmax(0,1fr)}
  .os-dock-art{display:none}
  .os-dock-track{padding-left:.25rem}
  .os-dock-play{width:2.25rem;height:2.25rem}
  .os-chat-launcher{right:max(.6rem,env(safe-area-inset-right));bottom:calc(.75rem + env(safe-area-inset-bottom));width:3rem;height:3rem;min-height:0;padding:0;justify-content:center}
  .os-chat-launcher span{display:none}
  .os-dock-button:hover{transform:none;margin-inline:0}
}
@media(max-width:700px){
  .os-desktop{
    inset:3.85rem max(.35rem,env(safe-area-inset-right)) calc(4.6rem + env(safe-area-inset-bottom)) max(.35rem,env(safe-area-inset-left));
    padding:.35rem;
  }
  .os-icon-grid{grid-template-columns:repeat(auto-fit,minmax(min(4.4rem,100%),1fr));gap:.9rem .2rem;padding:.5rem .1rem 1rem}
  .os-icon-grid .os-app-label{font-size:.68rem}
  .os-icon-grid .os-icon-tile{width:3.25rem;height:3.25rem}
}
@media(max-height:500px) and (min-width:701px){
  .os-desktop{top:4.75rem;bottom:5rem}
  .os-icon-grid{gap:.65rem}
}