:root{--lb:#f5f5f3;--lf:#111;--lm:#5c5c5c;--lc:#fff;--ld:rgba(0,0,0,.1);--hf:"Space Grotesk","Segoe UI",system-ui,sans-serif;--bf:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);box-sizing:border-box}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]){--lb:#121212;--lf:#f2f2f2;--lm:#a0a0a0;--lc:#1a1a1a;--ld:rgba(255,255,255,.1)}}
:root[data-theme="dark"]{--lb:#121212;--lf:#f2f2f2;--lm:#a0a0a0;--lc:#1a1a1a;--ld:rgba(255,255,255,.1)}
*{box-sizing:border-box}html{scroll-padding-top:calc(env(safe-area-inset-top,0px) + 70px);-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:#0b0b0b;font:16px/1.65 var(--bf);-webkit-font-smoothing:antialiased;overflow-x:hidden;width:100%}
svg,img{max-width:100%;height:auto}
.d{--bg:#0b0b0b;--fg:#f2f2f2;--mut:#9a9a9a;--card:#161616;--bd:rgba(255,255,255,.1);--bt:#f2f2f2;--btf:#0b0b0b}
.l{--bg:var(--lb);--fg:var(--lf);--mut:var(--lm);--card:var(--lc);--bd:var(--ld);--bt:var(--lf);--btf:var(--lb)}
.d,.l{background:var(--bg);color:var(--fg)}
h1,h2,h3{font-family:var(--hf);line-height:1.08;margin:0 0 .5em;letter-spacing:-.03em;font-weight:700}h1{font-size:clamp(2.6rem,9vw,5.6rem)}h2{font-size:clamp(1.9rem,5vw,3.2rem)}h3{font-size:1.2rem;letter-spacing:-.01em}
p{margin:0 0 1em}.m{color:var(--mut)}.w{max-width:1120px;margin:0 auto;padding:0 24px}.sec{padding:96px 0;position:relative;overflow:hidden}
.lb{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--mut);font-weight:600;margin-bottom:16px}
header{position:sticky;top:0;z-index:20;background:rgba(11,11,11,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08);color:#f2f2f2;padding-top:env(safe-area-inset-top,0px)}
.hd{display:flex;align-items:center;gap:16px;padding:8px 24px;max-width:1120px;margin:0 auto;flex-wrap:wrap}
.logo{font:700 1.15rem var(--hf);text-decoration:none;display:flex;gap:8px;align-items:center;color:#fff;margin-right:auto}
nav{display:flex;gap:2px;overflow-x:auto;order:3;width:100%;scrollbar-width:none}nav a{padding:7px 12px;border-radius:99px;text-decoration:none;font-size:.9rem;white-space:nowrap;color:#9a9a9a}nav a.on,nav a:hover{color:#fff;background:#1a1a1a}
@media(min-width:960px){nav{order:0;width:auto}.logo{margin-right:0}.hd .b{margin-left:auto}}
.b{display:inline-flex;align-items:center;justify-content:center;min-height:48px;background:var(--bt);color:var(--btf);padding:0 24px;border-radius:14px;font:600 .95rem var(--bf);text-decoration:none;border:1px solid var(--bt);cursor:pointer;margin:0;transition:transform .2s,opacity .2s}
.b:hover{transform:translateY(-2px);opacity:.9}.b.o{background:transparent;color:var(--fg);border-color:var(--bd);border-color:color-mix(in srgb,var(--fg) 35%,transparent)}
.bg{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-start;gap:16px}
.bg>.b{flex:0 0 auto}
/* Same 16px as the gap between cards, for any button group placed directly under a card grid */
.g+.bg.ctr{margin-top:16px !important}
.cta .bg,.bg.ctr{justify-content:center}
@media(max-width:599px){.bg{flex-direction:column;align-items:stretch;justify-content:center;gap:12px}.bg .b{width:100%;max-width:360px;margin:0 auto}}
header .b{background:#f2f2f2;color:#0b0b0b;border-color:#f2f2f2}
header .b.o{background:transparent;color:#f2f2f2;border-color:rgba(255,255,255,.35)}header .b.o:hover{border-color:#f2f2f2}.hd .b.s{margin-left:0}@media(max-width:600px){.hd{gap:10px;padding:8px 16px}header .b{min-height:40px;padding:0 14px;font-size:.85rem}}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid currentColor;outline-offset:3px}
.skip-link{position:absolute;left:12px;top:-60px;z-index:100;background:#f2f2f2;color:#0b0b0b;padding:12px 18px;border-radius:10px;font:600 .9rem var(--bf);text-decoration:none;transition:top .2s}
.skip-link:focus{top:12px}
.hero{padding:72px 0 0;overflow:hidden;position:relative}.hero h1{max-width:900px}.hero p.m{font-size:1.15rem;max-width:560px}
.topo{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.hg{display:grid;gap:40px;position:relative}.hg.h2c{grid-template-columns:1fr;justify-items:center;text-align:center}.hero h1,.hero p.m{margin-left:auto;margin-right:auto}.hero .bg{justify-content:center}.hero .mock{margin-top:48px}
.mock{position:relative;height:290px;max-width:480px;width:100%;margin:0 auto}
@media(prefers-reduced-motion:no-preference){.mock .ph{animation:fl 6s ease-in-out infinite}@keyframes fl{50%{transform:translateY(-10px)}}.fu{opacity:0;transform:translateY(18px);transition:opacity .7s,transform .7s}.fu.in{opacity:1;transform:none}.c{transition:transform .25s,border-color .25s}.c:hover{transform:translateY(-4px)}}
.lap{position:absolute;left:0;top:10px;width:82%;height:230px;background:#1a1a1a;border-radius:14px 14px 4px 4px;border:1px solid #333;padding:12px;overflow:hidden;box-shadow:0 30px 60px #0008}
.lap i,.ph i{display:block;height:8px;border-radius:4px;background:#333;margin:7px 0}.lap b{display:block;height:64px;border-radius:10px;background:linear-gradient(120deg,#3a3a3a,#1f1f1f);margin:10px 0}.lap u{display:block;width:70px;height:20px;border-radius:6px;background:#f2f2f2;margin-top:10px}
.ph{position:absolute;right:0;bottom:0;width:30%;height:200px;background:#161616;border:1px solid #3a3a3a;border-radius:22px;padding:10px;overflow:hidden;box-shadow:0 30px 60px #000a}.ph b{display:block;height:44px;border-radius:8px;background:#2a2a2a;margin:8px 0}
.g{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.c{background:var(--card);border:1px solid var(--bd);border-radius:20px;padding:24px}.c:hover{border-color:color-mix(in srgb,var(--fg) 30%,transparent)}.c h3{margin-top:0}.g>.c:not(details){display:flex;flex-direction:column}.g>.c:not(details) .bg{margin-top:auto;padding-top:8px}
.ic{width:40px;height:40px;border-radius:12px;border:1px solid var(--bd);display:grid;place-items:center;font:700 .85rem var(--hf);margin-bottom:16px}
.tag{display:inline-block;font-size:.7rem;font-weight:600;letter-spacing:.04em;padding:4px 11px;border-radius:99px;border:1px solid var(--bd);margin:0 6px 10px 0;color:var(--mut)}
.th{height:150px;border-radius:14px;margin-bottom:16px;overflow:hidden;filter:grayscale(1)}
.bar{background:var(--card);border-top:1px solid var(--bd);border-bottom:1px solid var(--bd);padding:16px 0;font-size:.85rem}.bar .w{display:flex;flex-wrap:wrap;gap:8px 28px;justify-content:center;color:var(--mut)}
details{background:var(--card);border:1px solid var(--bd);border-radius:16px;padding:16px 20px;margin-bottom:10px}summary{cursor:pointer;font-weight:600}details p{margin:10px 0 0;color:var(--mut)}
.tw{overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:520px}td,th{padding:12px;border-bottom:1px solid var(--bd);text-align:left}
form{display:grid;gap:14px}label{font-weight:600;font-size:.88rem;display:grid;gap:6px}input,select,textarea{font:inherit;padding:13px 14px;border-radius:12px;border:1px solid var(--bd);background:var(--card);color:var(--fg);width:100%}
.ok{border:1px solid var(--fg);border-radius:18px;padding:22px;margin-top:16px}.pr{font:700 1.7rem var(--hf)}ul.k{padding-left:20px;margin:0}ul.k li{margin:6px 0}
footer{padding:64px 0 96px;font-size:.92rem;border-top:1px solid rgba(255,255,255,.08)}footer a{color:#f2f2f2;text-decoration:none}footer a:hover{text-decoration:underline}
.fgrid{display:grid;gap:40px 32px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.fbrand{font:700 1.15rem var(--hf);color:#f2f2f2;display:inline-block;margin-bottom:8px}
.fh{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--mut);font-weight:600;margin:0 0 16px}
.fl{display:grid;gap:8px}.fl a{display:block;padding:2px 0}
footer{background-image:radial-gradient(1px 1px at 12% 22%,rgba(255,255,255,.28),transparent),radial-gradient(1px 1px at 68% 40%,rgba(255,255,255,.22),transparent),radial-gradient(1px 1px at 38% 78%,rgba(255,255,255,.2),transparent),radial-gradient(1px 1px at 88% 70%,rgba(255,255,255,.25),transparent),radial-gradient(ellipse at 50% 100%,rgba(255,255,255,.06),transparent 60%)}
.horizon{background:radial-gradient(ellipse at 50% 115%,rgba(255,255,255,.09),transparent 60%)}
.fcopy{margin:48px 0 0;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);font-size:.85rem}
.wa{position:fixed;right:14px;bottom:calc(14px + env(safe-area-inset-bottom,0px));z-index:25;background:#f2f2f2;color:#0b0b0b;font-weight:700;padding:14px 18px;border-radius:99px;text-decoration:none;box-shadow:0 8px 30px #0009;min-height:48px}
#toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:#f2f2f2;color:#0b0b0b;padding:12px 18px;border-radius:12px;font:600 .9rem var(--bf);opacity:0;pointer-events:none;transition:opacity .3s;z-index:60;max-width:calc(100% - 32px);text-align:center;box-shadow:0 10px 30px #0008}#toast.show{opacity:1}
.legal{max-width:760px}.legal h2{font-size:1.4rem;margin-top:40px}.legal>h2:first-child{margin-top:0}.legal p,.legal li{color:var(--mut)}.legal ul.k{margin:8px 0 16px}
.cta{text-align:center;padding:96px 0}.cta p{max-width:520px;margin:0 auto 1.5em}
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:50;opacity:.05;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}
.hero::before{content:"";position:absolute;width:640px;height:640px;right:-160px;top:-120px;background:radial-gradient(circle,rgba(255,255,255,.1),transparent 65%);pointer-events:none}
.dots{display:flex;gap:5px}.dots s{width:7px;height:7px;border-radius:50%;background:#444}.mini{display:flex;gap:8px;margin-top:14px}.mini b{flex:1;height:54px;margin:0;border-radius:8px;background:#2a2a2a}
.chip{position:absolute;right:4%;top:-6px;z-index:2;background:#f2f2f2;color:#0b0b0b;font:600 .75rem var(--bf);padding:6px 12px;border-radius:99px;box-shadow:0 10px 30px #0008}

.th{transition:transform .4s}.c:hover .th{transform:scale(1.02)}
summary{list-style:none}article.sec h2{font-size:1.5rem;margin-top:36px}article.sec li{margin:6px 0}
:root{color-scheme:dark}body{background:#050505}::selection{background:#f2f2f2;color:#050505}
.d{--bg:#050505;--fg:#f2f2f2;--mut:#8a8a8a;--card:#141414;--bd:rgba(255,255,255,.07)}
.l{--bg:#0b0b0b;--fg:#f2f2f2;--mut:#8a8a8a;--card:#141414;--bd:rgba(255,255,255,.07);--bt:#f2f2f2;--btf:#050505}
header{background:rgba(5,5,5,.88);border-bottom-color:rgba(255,255,255,.07)}
body::after{opacity:.07}.sec{padding:96px 0}
.hero{min-height:90vh;display:flex;flex-direction:column;justify-content:center}.hero .hg{flex:1;align-content:center}
@media(max-height:560px) and (orientation:landscape){.hero{min-height:auto;padding-top:48px;padding-bottom:48px}}
.hero::before{width:1000px;height:700px;right:-240px;top:auto;bottom:-260px;background:radial-gradient(ellipse,rgba(255,255,255,.13),transparent 62%)}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse at 50% 40%,transparent 40%,#000 100%);opacity:.6}
.mock{isolation:isolate}.mock::before{content:"";position:absolute;inset:-25% -15%;z-index:-1;background:radial-gradient(ellipse,rgba(255,255,255,.12),transparent 65%)}
.c{box-shadow:0 24px 60px rgba(0,0,0,.55)}.c:hover{border-color:rgba(255,255,255,.22);box-shadow:0 24px 70px rgba(0,0,0,.7),0 0 44px rgba(255,255,255,.05)}
.b:hover{box-shadow:0 0 32px rgba(255,255,255,.18)}.b.o:hover{border-color:#f2f2f2}
.cta::before{content:"";position:absolute;left:50%;bottom:-280px;width:1000px;height:440px;transform:translateX(-50%);background:radial-gradient(ellipse,rgba(255,255,255,.13),transparent 65%);pointer-events:none}.cta .w{position:relative}
.bar{background:#0b0b0b;border-color:rgba(255,255,255,.07)}
h1,h2{text-shadow:0 0 60px rgba(255,255,255,.06)}
.d{--bg:#030303}.hero{background:#030303 radial-gradient(ellipse at 18% 28%,rgba(255,255,255,.045),transparent 55%)}
.arc{position:absolute;left:50%;bottom:-1250px;width:1500px;height:1500px;border-radius:50%;transform:translateX(-50%);border-top:1px solid rgba(255,255,255,.16);background:radial-gradient(circle at 50% 0,rgba(255,255,255,.08),transparent 28%);pointer-events:none}
.orb{position:absolute;left:-12%;top:-10%;width:124%;height:124%;pointer-events:none;z-index:-1}
.ast{position:absolute;right:-4%;top:-52px;width:116px;z-index:3;filter:drop-shadow(0 18px 24px rgba(0,0,0,.7)) drop-shadow(0 0 22px rgba(255,255,255,.08))}
.chip{right:auto;left:2%}
.th{position:relative;box-shadow:0 0 50px rgba(255,255,255,.06)}.th::after{content:"";position:absolute;inset:-35% -20%;border:1px solid rgba(255,255,255,.1);border-radius:50%;transform:rotate(-14deg);pointer-events:none}
@media(prefers-reduced-motion:no-preference){.ast{animation:af 9s ease-in-out infinite}@keyframes af{50%{transform:translateY(-12px) rotate(4deg)}}.mock::before{animation:gp 8s ease-in-out infinite}@keyframes gp{50%{opacity:.65}}}summary::after{content:"+";float:right;font-weight:400}details[open] summary::after{content:"–"}

/* Cinematic hero: headline left, large astronaut right (desktop); stacked on mobile */
.hero h1{text-transform:uppercase;letter-spacing:.02em;font-size:clamp(2.2rem,5.2vw,4.2rem);line-height:1.05}
.hero p.m{font-size:1rem}
@media(min-width:900px){
 .hero{min-height:100vh;justify-content:center}
 .hg.h2c{grid-template-columns:minmax(0,1fr) minmax(0,1fr);justify-items:stretch;text-align:left;align-items:center;gap:48px}
 .hero h1,.hero p.m{margin-left:0;margin-right:0}
 .hero .bg{justify-content:flex-start}
 .hero .mock{margin:0;height:520px;max-width:560px}
 .hero .ast{width:320px;top:-40px;right:-6%}
 .hero .lap{width:70%;top:auto;bottom:0;height:250px}
 .hero .ph{width:28%;height:210px}
}
.ckgroup{list-style:none;padding-left:0;margin:0}.ck{list-style:none;margin:0 0 4px}.ck label{display:flex;gap:12px;align-items:flex-start;cursor:pointer}.ck input{width:20px;height:20px;margin:3px 0 0;flex:0 0 auto;accent-color:#f2f2f2;cursor:pointer}.ckres{margin-top:16px;font-weight:600}
details.c{overflow-wrap:anywhere}details.c h2{font-size:1.25rem;line-height:1.25;margin:24px 0 8px}details.c h2:first-of-type{margin-top:16px}
/* Blog accordion: cleaner cards, round chevron, divider before the article */
details.c:has(>summary .tag){padding:0;overflow:hidden;transition:border-color .25s,background .25s,box-shadow .25s}
details.c:has(>summary .tag):hover{transform:none;border-color:rgba(255,255,255,.2)}
details.c:has(>summary .tag)[open]{border-color:rgba(255,255,255,.28);box-shadow:0 24px 70px rgba(0,0,0,.7),0 0 44px rgba(255,255,255,.05)}
details.c:has(>summary .tag)>summary{position:relative;display:block;padding:22px 72px 22px 24px;line-height:1.3;cursor:pointer;list-style:none;-webkit-tap-highlight-color:transparent}
details.c:has(>summary .tag)>summary::-webkit-details-marker{display:none}
details.c:has(>summary .tag)>summary .tag{margin:0 0 12px;background:rgba(255,255,255,.04)}
details.c:has(>summary .tag)>summary::after,details.c:has(>summary .tag)[open]>summary::after{content:"";float:none;position:absolute;right:20px;top:50%;width:34px;height:34px;margin-top:-17px;border-radius:50%;border:1px solid var(--bd);background:rgba(255,255,255,.04) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f2f2f2' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") center/16px no-repeat;transition:transform .3s,background-color .2s,border-color .2s}
details.c:has(>summary .tag)>summary:hover::after{border-color:rgba(255,255,255,.35);background-color:rgba(255,255,255,.09)}
details.c:has(>summary .tag)[open]>summary::after{transform:rotate(180deg);background-color:#f2f2f2;border-color:#f2f2f2;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%230b0b0b' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E")}
details.c:has(>summary .tag)>summary:focus-visible{outline:2px solid #f2f2f2;outline-offset:-4px;border-radius:16px}
details.c:has(>summary .tag)>div{margin-top:0!important;padding:22px 24px 26px;border-top:1px solid var(--bd);line-height:1.7}
details.c:has(>summary .tag)>div>p,details.c:has(>summary .tag)>div>ul{max-width:68ch}
details.c:has(>summary .tag)>div>div.c{max-width:none;background:rgba(255,255,255,.03);box-shadow:none}
details.c:has(>summary .tag)>div>div.c:hover{transform:none}
@media(prefers-reduced-motion:no-preference){details.c:has(>summary .tag)[open]>div{animation:blogin .35s ease-out}@keyframes blogin{from{opacity:0;transform:translateY(-6px)}}}
@media(max-width:520px){details.c:has(>summary .tag)>summary{padding:18px 60px 18px 18px}details.c:has(>summary .tag)>summary::after,details.c:has(>summary .tag)[open]>summary::after{right:14px}details.c:has(>summary .tag)>div{padding:18px 18px 22px}}
/* spacing: paragraphs inside dropdown cards have no bottom margin, so give buttons that follow them room */
details>p+.bg{margin-top:28px!important}

/* ---- accessibility ---- */
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex="0"]:focus-visible{outline:3px solid #fff;outline-offset:3px}
main p a:not(.b),main li a:not(.b),.legal a{text-decoration:underline;text-underline-offset:3px}
input:not([type=checkbox]):not([type=radio]),select,textarea{border-color:rgba(255,255,255,.4)}
.lb,.fh{font-size:.78rem}
.hs{font-size:1.2rem;letter-spacing:-.01em}.c .hs{margin-top:0}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}
@media (forced-colors:active){.b,.px-tab,.px-input{border:1px solid ButtonText}}

/* ---- checkboxes ---- */
input[type=checkbox]{-webkit-appearance:none;appearance:none;display:inline-grid;place-content:center;width:22px;height:22px;flex:0 0 22px;margin:1px 0 0;padding:0;border-radius:7px;border:1.5px solid rgba(255,255,255,.45);background:rgba(255,255,255,.03) center/14px no-repeat;cursor:pointer;transition:background-color .15s,border-color .15s,box-shadow .2s}
input[type=checkbox]:hover{border-color:#fff}
input[type=checkbox]:checked{background-color:#f2f2f2;border-color:#f2f2f2;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b0b0b' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E");box-shadow:0 0 18px rgba(255,255,255,.2)}
input[type=checkbox]:user-invalid{border-color:#ff7a7a}
.ck label{display:flex;gap:14px;align-items:flex-start;padding:13px 16px;border:1px solid var(--bd);border-radius:14px;background:rgba(255,255,255,.02);font-weight:500;font-size:.95rem;line-height:1.5;cursor:pointer;transition:border-color .2s,background-color .2s}
.ck label:hover{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.04)}
.ck label:has(input:checked){border-color:rgba(255,255,255,.55);background:rgba(255,255,255,.06)}
.ck label:has(input:focus-visible){border-color:#fff}
li.ck{margin:0 0 8px}
ul:has(>li.ck){padding-left:0;list-style:none}
.cks{display:grid;gap:10px}
.ckres{padding:2px 4px 0}
@media (forced-colors:active){input[type=checkbox]{-webkit-appearance:auto;appearance:auto;forced-color-adjust:auto}}

/* ---- interaction polish: buttons, nav, cards, links (one shared easing + ~200ms timing) ---- */
:root{--ease:cubic-bezier(.2,.7,.2,1)}

/* buttons: shared transition, no glow */
.b{gap:8px;text-align:center;transition:transform .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease)}
.arr{display:inline-block;transition:transform .2s var(--ease)}
.logo{transition:opacity .2s var(--ease)}

/* touch devices: never leave a lifted/hovered state stuck after a tap */
@media(hover:none){
 .b:hover{transform:none;box-shadow:none;opacity:1}
 .c:hover{transform:none;border-color:var(--bd);box-shadow:0 24px 60px rgba(0,0,0,.55)}
}

/* pointer devices: hover feedback */
@media(hover:hover){
 .b:hover{opacity:1}
 .b:not(.o):hover{background-color:#fff;border-color:#fff;transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,.45)}
 .b.o:hover{background-color:rgba(255,255,255,.08);border-color:#f2f2f2;transform:translateY(-2px);box-shadow:none}
 a:hover>.arr{transform:translateX(4px)}
 .logo:hover{opacity:.85}
 header nav a:hover::after{transform:scaleX(1)}
 .fl a:hover{transform:translateX(3px)}
 main p a:not(.b):hover,main li a:not(.b):hover,.legal a:hover{text-underline-offset:5px}
 a[aria-label^="Learn more"]:hover{text-underline-offset:5px!important}
 .wa:hover{transform:translateY(-2px);background:#fff;box-shadow:0 12px 32px rgba(0,0,0,.6)}
 details:not(.c):hover{border-color:rgba(255,255,255,.22)}
}

/* pressed: lift drops back down (works on touch too) */
.b:not(.o):active{background-color:#e4e4e4;border-color:#e4e4e4}
.b:not(.o):active,.b.o:active{transform:translateY(-1px);box-shadow:none;transition-duration:.08s}
.wa:active{transform:translateY(0)}

/* disabled (the portal disables buttons while a request is running) */
.b:disabled,.b:disabled:hover,.b:not(.o):disabled:hover{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}

/* header navigation: animated underline (pseudo-element, so nothing shifts) */
nav a{position:relative;transition:color .2s var(--ease),background-color .2s var(--ease)}
header nav a::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:1.5px;border-radius:1px;background:currentColor;transform:scaleX(0);transform-origin:left center;transition:transform .22s var(--ease);pointer-events:none}
header nav a:focus-visible::after{transform:scaleX(1)}
@media(max-width:600px){header nav a[href="/portal/"]::after{display:none}}

/* cards: smoother transitions (the existing lift stays) */
.c{transition:transform .22s var(--ease),border-color .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease)}
details{transition:border-color .2s var(--ease)}

/* footer + text links */
footer a{text-decoration:underline;text-decoration-color:transparent;text-underline-offset:4px;transition:text-decoration-color .2s var(--ease),transform .2s var(--ease),color .2s var(--ease)}
footer a:hover,footer a:focus-visible{text-decoration-color:currentColor}
.fl a:hover{background:transparent}
main p a:not(.b),main li a:not(.b),.legal a,a[aria-label^="Learn more"]{transition:text-underline-offset .2s var(--ease)}
.wa{transition:transform .2s var(--ease),background-color .2s var(--ease),box-shadow .2s var(--ease)}

/* reduced motion: no lifts or slides (colour changes still apply) */
@media(prefers-reduced-motion:reduce){.b:hover,.b:active,.wa:hover,.fl a:hover,a:hover>.arr{transform:none!important}}