/* Liquid glass: translucent, blurred, softly lit surfaces over a colourful backdrop */
:root{--bg:#eef2fb;--fg:#12131a;--muted:#5b6070;--accent:#0a6cf0;--ok:#16813f;--no:#c0392b;--na:#6b7080;
--glass:rgba(255,255,255,.55);--glass-strong:rgba(255,255,255,.82);--edge:rgba(255,255,255,.75);--shadow:rgba(30,40,90,.12);--line:rgba(20,30,60,.12);--card:var(--glass);
--blob1:#7cb4ff;--blob2:#c8a6ff;--blob3:#7ee8d0;color-scheme:light dark}
@media(prefers-color-scheme:dark){:root{--bg:#07080e;--fg:#f2f3f8;--muted:#a4a9ba;--accent:#5aa9ff;--ok:#34d17a;--no:#ff7a70;--na:#8f94a6;
--glass:rgba(28,30,44,.5);--glass-strong:rgba(26,28,42,.88);--edge:rgba(255,255,255,.16);--shadow:rgba(0,0,0,.45);--line:rgba(255,255,255,.12);
--blob1:#1b4fb8;--blob2:#5b2fa6;--blob3:#0b7a6a}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;min-height:100vh;font:16px/1.5 -apple-system,BlinkMacSystemFont,"SF Pro Text",Inter,system-ui,sans-serif;background:var(--bg);color:var(--fg);padding:0 max(16px,env(safe-area-inset-left)) 0 max(16px,env(safe-area-inset-right))}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
background:radial-gradient(45vmax 45vmax at 12% 8%,var(--blob1),transparent 60%),radial-gradient(40vmax 40vmax at 92% 22%,var(--blob2),transparent 60%),radial-gradient(50vmax 50vmax at 50% 105%,var(--blob3),transparent 60%);opacity:.55}
header,main,footer,aside{max-width:960px;margin:0 auto}
a{color:var(--accent)}
h1{font-size:clamp(1.6rem,4.5vw,2.4rem);line-height:1.15;margin:.5rem 0;letter-spacing:-.02em}
main{padding-top:.5rem}

/* glass surfaces */
header nav,.card a,input,textarea,.hero,.app,footer,.chips button,.share,#suggest,.ad,.accessories,.stat a{
background:var(--glass);border:1px solid var(--edge);box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 8px 28px var(--shadow);
-webkit-backdrop-filter:blur(18px) saturate(1.6);backdrop-filter:blur(18px) saturate(1.6)}
@media(prefers-reduced-transparency:reduce){:root{--glass:var(--glass-strong)}header nav,.card a,input,textarea,.hero,.app,footer,.chips button,.share,#suggest,.ad,.accessories,.stat a{-webkit-backdrop-filter:none;backdrop-filter:none}}
@supports not (backdrop-filter:blur(1px)){:root{--glass:var(--glass-strong)}}

/* floating pill nav */
header{position:sticky;top:max(10px,env(safe-area-inset-top));z-index:20;padding:.5rem 0}
header nav{display:flex;align-items:center;gap:.25rem;padding:.35rem;border-radius:999px;width:fit-content;max-width:100%;margin:0 auto;flex-wrap:wrap;justify-content:center}
header nav a{color:var(--fg);text-decoration:none;padding:.45rem .85rem;border-radius:999px;font-weight:500;font-size:.95rem;display:inline-flex;align-items:center;gap:.4rem}
header nav a:hover{background:rgba(127,127,127,.16)}
header nav a[aria-current=page]{background:var(--fg);color:var(--bg)}
header nav .brand{font-weight:700}
footer nav{display:flex;gap:1rem;flex-wrap:wrap;margin-top:.5rem}footer nav a{color:var(--muted)}

/* hero + search */
.hero{text-align:center;padding:1.5rem 1rem 2rem;border-radius:32px;margin-top:.5rem}
.hero h1{background:linear-gradient(90deg,var(--fg),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;font-size:clamp(1.9rem,6vw,3rem)}
form[role=search]{display:flex;gap:.5rem;max-width:560px;margin:1rem auto;align-items:flex-start}
.combo{position:relative;flex:1;min-width:0;text-align:left}
input,textarea{font:inherit;padding:.8rem 1.1rem;border-radius:16px;color:var(--fg);min-width:0;width:100%;outline:none}
input:focus-visible,textarea:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::placeholder{color:var(--muted)}
button,.button{font:inherit;font-weight:600;padding:.8rem 1.3rem;border:0;border-radius:16px;color:#fff;cursor:pointer;text-decoration:none;display:inline-block;
background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 85%,#fff),var(--accent));box-shadow:inset 0 1px 0 rgba(255,255,255,.45),0 6px 18px color-mix(in srgb,var(--accent) 40%,transparent)}
@media(prefers-color-scheme:dark){button,.button{color:#06101f}}
button:active,.button:active{transform:scale(.98)}
.stat{margin:.5rem 0 0}.stat a{display:inline-block;padding:.45rem 1rem;border-radius:999px;font-weight:600;text-decoration:none;color:var(--fg)}
#suggest{position:absolute;left:0;right:0;top:calc(100% + 6px);list-style:none;margin:0;padding:.35rem;border-radius:20px;z-index:30;background:var(--glass-strong)}
#suggest a{display:flex;align-items:center;gap:.7rem;padding:.5rem .6rem;border-radius:14px;color:var(--fg);text-decoration:none;min-height:52px}
#suggest li[aria-selected=true] a,#suggest a:hover{background:rgba(127,127,127,.18)}
#suggest img{border-radius:22%;flex:none}

/* cards */
.cards{list-style:none;padding:0;margin:1rem 0;display:grid;gap:.75rem;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));grid-auto-rows:108px}
.cards li[hidden]{display:none}
.card a[data-rank]::before{content:attr(data-rank);color:var(--muted);min-width:1.75rem;font-variant-numeric:tabular-nums}
.card a{display:flex;align-items:center;gap:.75rem;padding:.75rem;border-radius:20px;color:inherit;text-decoration:none;height:108px;overflow:hidden}
.card.optimized a{border-color:color-mix(in srgb,var(--ok) 55%,var(--edge))}
.card img,.app img{border-radius:22%;flex:none}
.meta{display:flex;flex-direction:column;align-items:flex-start;gap:.15rem;min-width:0;flex:1}.meta strong,.meta small{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.meta small{color:var(--muted)}
.badge{font-size:.8rem;font-weight:600;padding:.25rem .65rem;border-radius:999px;white-space:nowrap;background:var(--na);color:#fff}
@media(prefers-color-scheme:dark){.badge{color:#0a0b10}}
.optimized .badge{background:var(--ok)}.not_optimized .badge{background:var(--no)}
.badge.big{font-size:1rem;display:inline-block}
.chips{display:flex;gap:.5rem;flex-wrap:wrap;margin:1rem 0}
.chips button{color:var(--fg);box-shadow:inset 0 1px 0 rgba(255,255,255,.35);padding:.45rem 1rem;border-radius:999px;font-weight:500}
.chips button[aria-pressed=true]{background:var(--fg);color:var(--bg)}
.chips span{opacity:.65;margin-left:.25rem;font-variant-numeric:tabular-nums}
.share{color:var(--fg);padding:.3rem .85rem;margin-left:.5rem;border-radius:999px}

/* app page */
.app{text-align:center;padding:1.25rem 1rem;border-radius:32px;margin-top:.5rem}
.app dl{display:grid;grid-template-columns:max-content 1fr;gap:.25rem 1rem;text-align:left;max-width:480px;margin:1rem auto}.app dt{color:var(--muted)}.app dd{margin:0}
.muted{color:var(--muted)}.small{font-size:.875rem}.error{color:var(--no)}
.contact label{display:block;margin:1rem 0}.contact input,.contact textarea{margin-top:.25rem}
.ad,.accessories{padding:1rem;border-radius:24px;margin-top:1rem}
main>h1,main>h2,main>p,main>ul:not(.cards),main>ol:not(.cards){max-width:70ch}

footer{margin-top:3rem;margin-bottom:max(1rem,env(safe-area-inset-bottom));padding:1rem 1.25rem;border-radius:24px;font-size:.875rem;color:var(--muted)}
.sr-only{position:absolute;left:-9999px}.sr-only:focus{left:1rem;top:1rem;background:var(--bg);padding:.5rem;z-index:99}

/* Duo device: passport style. Closed 84x118 mm (portrait), open 165x118 mm (landscape, ratio 1.4).
   The hinge is on the left; the cover swings from right to left. Status colour = frame colour. */
.duo{--w:min(340px,90vw);--r:calc(var(--w) * .075);--screen:radial-gradient(70% 110% at 25% 0,#2f4a8a,transparent 62%),radial-gradient(70% 90% at 95% 100%,#5a2f86,transparent 60%),#0a0b12;
  width:var(--w);aspect-ratio:1.4;margin:0 auto 1.25rem;perspective:1200px;position:relative}
.duo .book{position:absolute;inset:0;transform-style:preserve-3d;transform:translateX(-25%)}
.duo .base,.duo .cover{position:absolute;top:0;left:50%;width:50%;height:100%}
.duo .base{opacity:0;transform:translateZ(-1px);border:3px solid var(--na);border-left-width:1px;border-radius:0 var(--r) var(--r) 0;background:var(--screen);background-size:200% 100%;background-position:100% 0}
.duo .cover{transform-origin:left center;transform-style:preserve-3d}
.duo .face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border:3px solid var(--na)}
.duo .front{border-radius:var(--r);background:var(--screen);background-size:100% 100%;display:grid;place-items:center}
.duo .back{transform:rotateY(180deg);border-right-width:1px;border-radius:var(--r) 0 0 var(--r);background:var(--screen);background-size:200% 100%;background-position:0 0}
.duo .ic-cover{width:34%;height:auto;aspect-ratio:1;border-radius:22%;box-shadow:0 6px 18px rgba(0,0,0,.45)}
.duo .ic-open{position:absolute;left:50%;top:50%;width:24%;height:auto;aspect-ratio:1;border-radius:22%;opacity:0;transform:translate(-50%,-50%) translateZ(2px);box-shadow:0 10px 30px rgba(0,0,0,.5)}
.duo .glow{position:absolute;top:0;bottom:0;left:25%;width:50%;border-radius:var(--r);opacity:0;pointer-events:none;box-shadow:0 0 0 8px color-mix(in srgb,var(--ok) 16%,transparent),0 18px 48px color-mix(in srgb,var(--ok) 32%,transparent)}
.duo.open .book{transform:none}
.duo.open .cover{transform:rotateY(-180deg)}
.duo.open .base,.duo.open .face{border-color:var(--ok)}
.duo.open .base{opacity:1}
.duo.open .ic-open{opacity:1}
.duo.open .glow{left:0;width:100%;opacity:1}
.not_optimized .duo .base,.not_optimized .duo .face{border-color:var(--no)}
.app .duo{margin-top:.5rem}
@media(prefers-reduced-motion:no-preference){
  .card a{transition:transform .2s,box-shadow .2s}.card a:hover{transform:translateY(-3px)}
  .duo.open .book{animation:slide 1.3s .35s cubic-bezier(.3,.7,.2,1) backwards}
  .duo.open .cover{animation:hinge 1.3s .35s cubic-bezier(.3,.7,.2,1) backwards}
  .duo.open .face{animation:tint 1.3s .35s backwards}
  .duo.open .base{animation:basein 1.3s .35s backwards}
  .duo.open .ic-open{animation:iconin .7s 1.05s cubic-bezier(.2,.8,.2,1) backwards}
  .duo.open .glow{animation:glow 1.3s .35s cubic-bezier(.3,.7,.2,1) backwards}
  .duo.loop .book{animation:slideloop 7s cubic-bezier(.3,.7,.2,1) infinite}
  .duo.loop .cover{animation:hingeloop 7s cubic-bezier(.3,.7,.2,1) infinite}
  .duo.loop .face{animation:blurloop 7s infinite}
  .duo.loop .base{animation:baseloop 7s infinite}
  .duo.loop .ic-open{animation:iconloop 7s infinite}
  .duo.loop .glow{animation:glowloop 7s cubic-bezier(.3,.7,.2,1) infinite}
  @keyframes slide{from{transform:translateX(-25%)}}
  @keyframes hinge{from{transform:none}}
  @keyframes tint{0%{border-color:var(--na);filter:blur(0)}45%{filter:blur(5px)}100%{filter:blur(0)}}
  @keyframes basein{0%,25%{opacity:0;border-color:var(--na);filter:blur(0)}45%{opacity:1;filter:blur(5px)}100%{opacity:1;filter:blur(0)}}
  @keyframes baseloop{0%,14%{opacity:0;filter:blur(0)}24%{opacity:1;filter:blur(5px)}40%,70%{opacity:1;filter:blur(0)}82%{opacity:1;filter:blur(5px)}92%,100%{opacity:0;filter:blur(0)}}
  @keyframes iconin{from{opacity:0;filter:blur(18px);transform:translate(-50%,-50%) translateZ(2px) scale(1.3)}}
  @keyframes glow{from{left:25%;width:50%;opacity:0}}
  @keyframes slideloop{0%,12%{transform:translateX(-25%)}40%,75%{transform:none}100%{transform:translateX(-25%)}}
  @keyframes hingeloop{0%,12%{transform:none}40%,75%{transform:rotateY(-180deg)}100%{transform:none}}
  @keyframes blurloop{0%,12%{filter:blur(0)}24%{filter:blur(5px)}40%,70%{filter:blur(0)}82%{filter:blur(5px)}100%{filter:blur(0)}}
  @keyframes iconloop{0%,36%{opacity:0;filter:blur(18px);transform:translate(-50%,-50%) translateZ(2px) scale(1.3)}48%,75%{opacity:1;filter:blur(0);transform:translate(-50%,-50%) translateZ(2px)}88%,100%{opacity:0;filter:blur(18px);transform:translate(-50%,-50%) translateZ(2px) scale(1.3)}}
  @keyframes glowloop{0%,12%{left:25%;width:50%;opacity:0}40%,75%{left:0;width:100%;opacity:1}100%{left:25%;width:50%;opacity:0}}
}
input[type=search]::-webkit-search-cancel-button{-webkit-appearance:none;appearance:none;width:44px;height:44px;margin:-.75rem -1rem -.75rem 0;cursor:pointer;background:center/18px no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6L6 18'/%3E%3C/svg%3E")}

/* made-for-duo strip (home) */
.strip{list-style:none;margin:0 -16px;padding:.25rem 16px 1rem;display:flex;gap:.75rem;overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:none}
.strip li{scroll-snap-align:start;flex:none;width:88px}
.strip a{display:flex;flex-direction:column;align-items:center;gap:.4rem;text-decoration:none;color:var(--fg);font-size:.8rem;text-align:center;line-height:1.2}
.strip img{border-radius:22%;box-shadow:0 0 0 2px color-mix(in srgb,var(--ok) 70%,transparent),0 6px 18px var(--shadow)}
.strip span{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
main>section[aria-labelledby]{margin-top:1.5rem}

.hero{position:relative;z-index:5}
#suggest{background:var(--glass-strong);box-shadow:0 18px 50px rgba(0,0,0,.35)}
header{display:flex;justify-content:center}
header nav{margin:0}

.row{display:flex;align-items:center;gap:.5rem}.since{color:var(--muted);font-size:.8rem;white-space:nowrap}
.toolbar{display:flex;gap:.5rem;flex-wrap:wrap;margin:1rem 0 .25rem}.toolbar input{flex:2 1 220px;width:auto}
select{font:inherit;color:var(--fg);padding:.8rem 1rem;border-radius:16px;background:var(--glass);border:1px solid var(--edge);flex:1 1 150px;min-width:0;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
select option{background:var(--bg);color:var(--fg)}
header nav a svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;flex:none}

form[role=search]{position:relative}.combo{position:static}
#suggest{top:calc(100% + 6px);background:color-mix(in srgb,var(--bg) 96%,transparent)}
#suggest a{display:grid;grid-template-columns:40px 1fr;grid-template-rows:auto auto;column-gap:.7rem;row-gap:.1rem;align-items:center;padding:.5rem .6rem;min-height:56px}
#suggest img{grid-row:1 / span 2}
#suggest .meta{display:block;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
#suggest .badge{justify-self:start;font-size:.7rem;padding:.1rem .5rem}
.strip em{font-style:normal;font-size:.65rem;font-weight:600;padding:.05rem .45rem;border-radius:99px;background:var(--na);color:#fff}
.strip em.optimized{background:var(--ok)}@media(prefers-color-scheme:dark){.strip em{color:#0a0b10}}