/* ARSA Guard app: the landing's world (pale fog, the floating figure behind frosted glass), the landing's type
   (Michroma for labels and headings, Manrope for text, JetBrains Mono for numbers), dark ink on glass. */
:root{--ink:#1d1d20;--soft:#3d3a40;--mute:rgba(29,29,32,.58);--line:rgba(29,29,32,.12);--line2:rgba(29,29,32,.2);
  --glass:rgba(255,255,255,.46);--glass2:rgba(255,255,255,.62);--pass:#2f6b52;--passbg:rgba(47,107,82,.12);--hold:#a3324a;--holdbg:rgba(163,50,74,.11);--warm:#fff6e6;
  --wide:"Michroma","Eurostile","Helvetica Neue",Arial,sans-serif;--sans:"Manrope","Helvetica Neue",Arial,sans-serif;--mono:"JetBrains Mono",ui-monospace,Menlo,monospace}
*{box-sizing:border-box}
html{color-scheme:light}
body{margin:0;background:#d6d1d3;color:var(--ink);font:400 14.5px/1.55 var(--sans);-webkit-font-smoothing:antialiased}
button,input{font:inherit;color:inherit}
.mono,code,pre{font-family:var(--mono)}
[hidden]{display:none!important}

/* the sky: the hero plate, blurred and lifted, so the app sits in the same fog */
.sky{position:fixed;inset:0;z-index:-1;overflow:hidden;background:linear-gradient(180deg,#e2e2e6,#cfc9cb 55%,#b3aaac)}
.sky .plate{position:absolute;inset:-6%;background:url(/img/figure-1600.webp) 50% 45%/cover no-repeat;filter:blur(26px) saturate(.85);opacity:.55;transform:scale(1.04)}
.sky .mist{position:absolute;inset:0;background:radial-gradient(60% 50% at 20% 10%,rgba(255,255,255,.55),transparent 70%),radial-gradient(50% 45% at 85% 90%,rgba(170,160,162,.35),transparent 70%)}
.sky .grain{position:absolute;inset:0;opacity:.06;mix-blend-mode:overlay;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' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}

/* top bar: the landing's own pieces */
.top{position:sticky;top:0;z-index:10;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;padding:14px max(2vw,18px);background:linear-gradient(180deg,rgba(226,226,230,.82),rgba(226,226,230,.55));backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.back{display:inline-flex;align-items:center;gap:14px;font:400 10.5px/1 var(--wide);letter-spacing:.08em;color:#3a3a3e;text-decoration:none;justify-self:start}
.back:hover{color:#000}
.dots{display:grid;grid-template-columns:1fr 1fr;gap:4px}.dots i{width:4px;height:4px;border-radius:50%;background:#2b2b2e}
.mark{display:block;width:40px;height:40px}.mark svg{width:100%;height:100%;display:block;filter:drop-shadow(0 4px 10px rgba(0,0,0,.12))}
.pills{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.pill{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border-radius:7px;background:var(--glass2);font:400 9.5px/1 var(--wide);letter-spacing:.05em;text-transform:uppercase;color:#3e3e42}
.pill i{width:6px;height:6px;border-radius:50%;background:#9a9497}.pill.on i{background:var(--pass)}.pill.off i{background:var(--hold)}
.pill em{font-style:normal}.pill.mono{font:400 11px var(--mono);text-transform:none;letter-spacing:0}

.wrap{width:min(1280px,calc(100% - 40px));margin:0 auto;padding:44px 0 60px}
.hero{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:22px}
.k{margin:0 0 16px;font:400 10.5px/1.4 var(--wide);letter-spacing:.16em;text-transform:uppercase;color:var(--mute)}
h1{margin:0;font:400 clamp(30px,3.4vw,54px)/1.05 var(--wide);letter-spacing:-.01em}h1 span{color:rgba(29,29,32,.42)}
.lede{margin:16px 0 0;max-width:56ch;color:var(--soft);font-size:15.5px}
/* the landing's bottom-left: the red orb in its dark cell, and the armed count */
.armed{display:flex;align-items:center;gap:16px}
.cell{width:64px;height:64px;border-radius:13px;background:#2f2d30;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.14);flex:none}
.orb{width:44px;height:44px;border-radius:50%;background:radial-gradient(circle at 36% 32%,#c9858f 0%,#7a2231 16%,#2a080e 44%,#0e0405 72%),#0e0405;box-shadow:inset -6px -6px 12px rgba(0,0,0,.7),0 0 14px rgba(160,40,60,.25);animation:spin 18s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.armed b{display:block;font:400 34px/1 var(--wide);letter-spacing:-.02em}.armed b em{font:400 .55em var(--sans);font-style:normal;color:var(--mute)}
.armed span{display:block;margin-top:6px;font-size:12px;line-height:1.35;color:var(--mute)}

.meters{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}
.meter{padding:16px 18px;border-radius:14px;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.55)}
.meter b{display:block;font:400 19px/1.15 var(--wide);letter-spacing:-.01em}.meter b small{font:400 12px var(--sans);color:var(--mute)}
.meter span{display:block;margin-top:6px;font-size:12.5px;color:var(--mute)}
.bar{margin-top:12px;height:7px;border-radius:2px;background:rgba(255,255,255,.55);overflow:hidden}
.bar i{display:block;height:100%;background:linear-gradient(90deg,rgba(255,255,255,.7),var(--warm));box-shadow:0 0 10px rgba(255,236,205,.95);transition:width .6s}
.bar i.hot{background:linear-gradient(90deg,#f0dcc8,#e0a77a)}.bar i.full{background:linear-gradient(90deg,#e9c7cc,var(--hold));box-shadow:0 0 10px rgba(163,50,74,.4)}

.grid{display:grid;grid-template-columns:1.15fr 1fr;gap:16px;margin-bottom:16px}.grid.two{grid-template-columns:1fr 1fr}
.col{display:grid;gap:16px;align-content:start}
.card{border-radius:20px;background:var(--glass);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid rgba(255,255,255,.6);box-shadow:0 10px 40px rgba(60,50,55,.06);padding:20px 20px 18px;margin-bottom:16px;min-width:0}
.grid>.card,.col>.card{margin-bottom:0}
.ch{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px 14px;margin-bottom:14px}
.ch h2{margin:0;font:400 13px/1.2 var(--wide);letter-spacing:.08em;text-transform:uppercase}
.note{color:var(--mute);font-size:12.5px;flex:1;min-width:200px}

/* rules */
.rule{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;padding:13px 2px;border-top:1px solid var(--line)}
.rule:first-child{border-top:0}
.rule .id{font:400 11px var(--mono);color:var(--mute)}.rule .txt{font-size:14.5px;font-weight:500}.rule.offr .txt{color:var(--mute);font-weight:400}
.rule .set{display:flex;gap:6px;align-items:center;margin-top:7px;flex-wrap:wrap}
.rule .set input{width:84px;padding:6px 9px;border-radius:8px;border:1px solid var(--line2);background:rgba(255,255,255,.7);font:500 13px var(--mono)}
.rule .set label{font:400 11px var(--mono);color:var(--mute);display:flex;align-items:center;gap:6px}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:7px}.chip{display:inline-flex;align-items:center;gap:6px;padding:3px 6px 3px 10px;border-radius:999px;background:rgba(255,255,255,.7);font:500 12px var(--mono)}.chip button{border:0;background:none;color:var(--mute);cursor:pointer;padding:0 4px}.chip button:hover{color:var(--hold)}
.addsym{display:flex;gap:6px;margin-top:7px}.addsym input{width:110px;padding:6px 9px;border-radius:8px;border:1px solid var(--line2);background:rgba(255,255,255,.7);font:500 13px var(--mono);text-transform:uppercase}
.sw{position:relative;width:40px;height:23px;flex:none}.sw input{position:absolute;opacity:0;inset:0;cursor:pointer;margin:0;z-index:1}.sw span{position:absolute;inset:0;border-radius:999px;background:rgba(29,29,32,.18);transition:.2s;pointer-events:none}.sw span:after{content:"";position:absolute;left:3px;top:3px;width:17px;height:17px;border-radius:50%;background:#fff;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}.sw input:checked+span{background:#2b2b2e}.sw input:checked+span:after{transform:translateX(17px)}.sw input:focus-visible+span{outline:2px solid #2b2b2e;outline-offset:2px}

/* forms */
.f{display:grid;gap:6px}.f span{font:400 9.5px var(--wide);letter-spacing:.1em;text-transform:uppercase;color:var(--mute)}
.f input{padding:10px 12px;border-radius:10px;border:1px solid var(--line2);background:rgba(255,255,255,.7);outline:none}.f input:focus{border-color:#2b2b2e;background:#fff}
.tryf{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:end}.tryf .btn{grid-column:1/-1}
.row{display:flex;gap:10px;align-items:end;flex-wrap:wrap}.row .grow{flex:1;min-width:160px}
.seg{display:inline-flex;border-radius:10px;overflow:hidden;align-self:end;height:42px;background:rgba(255,255,255,.55);border:1px solid var(--line)}.seg label{position:relative;display:flex}.seg input{position:absolute;opacity:0}.seg span{display:grid;place-items:center;padding:0 16px;color:var(--mute);cursor:pointer;font:400 10.5px var(--wide);letter-spacing:.05em}.seg input:checked+span{background:#2b2b2e;color:#fff}.seg input:focus-visible+span{outline:2px solid #2b2b2e}
.btn{height:42px;padding:0 20px;border-radius:10px;border:0;background:#2b2b2e;color:#fff;font:400 11px var(--wide);letter-spacing:.06em;text-transform:uppercase;cursor:pointer}.btn:hover{background:#000}
.btn.ghost{background:rgba(255,255,255,.72);color:#2b2b2e;border:1px solid rgba(255,255,255,.8)}.btn.ghost:hover{background:#fff}
.btn.sm{height:32px;padding:0 13px;font-size:9.5px}
.btn:disabled{opacity:.6;cursor:wait}

/* results */
.verdict{margin-top:16px;border-radius:14px;overflow:hidden;background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.7)}
.vhead{display:flex;align-items:center;gap:12px;padding:13px 15px;font:400 13px var(--wide);letter-spacing:.06em}.vhead.pass{background:var(--passbg);color:var(--pass)}.vhead.hold{background:var(--holdbg);color:var(--hold)}.vhead small{color:var(--soft);font:400 12.5px var(--sans);letter-spacing:0}
.vrow{display:grid;grid-template-columns:54px 1fr;gap:10px;padding:10px 15px;border-top:1px solid var(--line)}
.tag{font:400 9px/1 var(--wide);letter-spacing:.08em;padding:5px 0;text-align:center;border-radius:5px}.tag.pass{color:var(--pass);background:var(--passbg)}.tag.hold{color:var(--hold);background:var(--holdbg)}
.vrow b{font-weight:500;font-size:13.5px}.vrow p{margin:2px 0 0;color:var(--mute);font-size:12.5px}

/* tables */
.tbl{overflow:auto;border-radius:12px;background:rgba(255,255,255,.4);border:1px solid rgba(255,255,255,.6)}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;font:400 9px var(--wide);letter-spacing:.12em;text-transform:uppercase;color:var(--mute);padding:11px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}tr:last-child td{border-bottom:0}
td.r,th.r{text-align:right}td.mono{font-family:var(--mono);font-size:12.5px;white-space:nowrap}
td .why{color:var(--mute);font-size:12.5px}
.empty{padding:24px;text-align:center;color:var(--mute)}
.up{color:var(--pass)}.down{color:var(--hold)}
.vout{font:400 12px var(--mono)}.vout.ok{color:var(--pass)}.vout.bad{color:var(--hold)}

.paperstats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:12px}.paperstats div{padding:13px 15px;border-radius:12px;background:rgba(255,255,255,.5)}.paperstats b{display:block;font:400 18px var(--wide)}.paperstats span{font-size:12px;color:var(--mute)}
.modes{display:grid;gap:8px;margin-bottom:14px}.modes div{display:grid;grid-template-columns:120px 1fr;gap:4px 12px;padding:11px 13px;border-radius:12px;background:rgba(255,255,255,.5)}.modes b{font:400 10.5px var(--wide);letter-spacing:.05em;text-transform:uppercase}.modes code{font-size:12.5px;color:#2b2b2e}.modes span{grid-column:2;color:var(--mute);font-size:12.5px}
.sub{color:var(--mute);font-size:12.5px;margin:10px 0 8px}
.sub code{background:rgba(255,255,255,.7);padding:1px 6px;border-radius:5px}
pre.code{margin:0 0 10px;padding:13px 15px;border-radius:12px;background:rgba(24,24,27,.86);color:#ececef;font-size:12.5px;line-height:1.55;overflow:auto}
.foot{margin-top:30px;color:var(--mute);font-size:12px;text-align:center}
.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);padding:11px 18px;border-radius:10px;background:#2b2b2e;color:#fff;font:400 11px var(--wide);letter-spacing:.05em;box-shadow:0 10px 30px rgba(0,0,0,.2);z-index:20}
.toast.err{background:var(--hold)}

@media (max-width:1060px){.meters{grid-template-columns:1fr 1fr}.grid,.grid.two{grid-template-columns:1fr}}
@media (max-width:640px){.top{grid-template-columns:auto 1fr auto}.back{font-size:0;gap:0}.back .dots{font-size:initial}.pills .mono,.pill#pRh em{display:none}.hero{flex-direction:column;align-items:flex-start}.tryf{grid-template-columns:1fr}.paperstats{grid-template-columns:1fr}.modes div{grid-template-columns:1fr}.modes span{grid-column:1}}
@media (prefers-reduced-motion:reduce){.orb{animation:none}}

/* refined back link: arrow chip + sentence case */
.back{gap:12px;font:500 13px/1 var(--sans);letter-spacing:.01em;color:#2b2b2e}
.back .bk{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.6);border:1px solid rgba(255,255,255,.75);transition:transform .4s cubic-bezier(.2,.8,.2,1),background .3s}
.back .bk svg{width:14px;height:14px}
.back:hover .bk{background:#fff;transform:translateX(-3px)}
@media (max-width:640px){.back .bt{display:none}}
.pill.link{text-decoration:none;color:#2b2b2e}.pill.link:hover{background:#fff}
.mark img{width:100%;height:100%;display:block}