@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-500-normal.woff2) format('woff2')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-600-normal.woff2) format('woff2')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-700-normal.woff2) format('woff2')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:800;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-800-normal.woff2) format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/jetbrains-mono-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/jetbrains-mono-latin-500-normal.woff2) format('woff2')}
@font-face{font-family:'Caveat';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/caveat-latin-600-normal.woff2) format('woff2')}

/* ---------------------------------------------------------------- Relay tokens */
:root{
  --bg:#F5F6FF; --surface:#FFFFFF; --ink:#0E1440; --muted:#565E84; --line:#E4E6F5;
  --lav:#ECEBFF; --lav2:#DCDBFF; --lav-ink:#2E2A8C;
  --primary:#4F46E5; --deep:#3730A3; --violet:#7C3AED; --peri:#6C70F0;
  --ok:#10B981; --ok-text:#047857; --ok-soft:#D1FAE5; --ok-bright:#A7F3D0;
  --warn-text:#92400E; --warn-soft:#FEF3C7;
  --red:#C2262E; --red-soft:#FEE2E2; --red-text:#991B1B;
  --grad:linear-gradient(140deg,#5B5FEF 0%,#6C4CF0 55%,#8B5CF6 100%);
  --grad-deep:linear-gradient(170deg,#5B5FEF 0%,#5B3FE0 55%,#3B2AA8 100%);
  --shadow:0 8px 24px -16px rgba(79,70,229,.45);
  --display:'Plus Jakarta Sans',system-ui,sans-serif; --body:'Plus Jakarta Sans',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace; --hand:'Caveat',cursive;
  color-scheme:light;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;font-weight:500;-webkit-tap-highlight-color:transparent}
body{min-height:100dvh}
#app{max-width:480px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column;position:relative;overflow-x:hidden;padding-bottom:env(safe-area-inset-bottom,0)}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--primary);outline-offset:2px}
h1,h2,h3{margin:0;font-family:var(--display);letter-spacing:-.02em}
b,strong{font-weight:800}
.mono{font-family:var(--mono);font-weight:400}
.muted{color:var(--muted)}
.grow{flex:1}
.row{display:flex;gap:10px}
.center{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}
.ell{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------------------------------------------------------------- layout */
.screen{flex:1;display:flex;flex-direction:column;gap:16px;padding:16px 20px 22px;position:relative;min-height:0}
.top{display:flex;align-items:center;gap:12px;padding:14px 16px 0;position:relative;z-index:1}
.top h1{font-weight:800;font-size:21px}
.iconbtn{width:44px;height:44px;border-radius:14px;border:0;background:var(--surface);color:var(--ink);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 2px 8px -4px rgba(79,70,229,.3)}
.top.dark h1{color:#fff}.top.dark .iconbtn{background:rgba(255,255,255,.16);color:#fff;box-shadow:none}
.brand{display:flex;align-items:center;justify-content:space-between;padding:16px 20px 0;gap:12px}
.logo{display:inline-flex;align-items:center;gap:8px;font-family:var(--display);font-weight:800;letter-spacing:-.04em;color:var(--ink)}
.blob-bg{position:absolute;pointer-events:none;border-radius:42% 58% 63% 37%/45% 39% 61% 55%;z-index:0}
.screen>*{position:relative}
.title-xl{font-size:36px;line-height:1.03;font-weight:800;letter-spacing:-.045em}
.title-l{font-size:26px;line-height:1.1;font-weight:800;letter-spacing:-.03em}
.accent{color:var(--primary)}
.lede{margin:0;color:var(--muted);line-height:1.5;max-width:31ch}

/* ---------------------------------------------------------------- pills, chips */
.pill{display:inline-flex;align-items:center;gap:6px;background:var(--surface);border-radius:999px;padding:7px 12px;font-size:13px;font-weight:700;box-shadow:0 4px 14px -8px rgba(79,70,229,.5)}
.dot{width:8px;height:8px;border-radius:50%;background:#9AA0BF}
.dot.on{background:var(--ok);box-shadow:0 0 0 3px rgba(16,185,129,.2)}.dot.err{background:var(--red)}
.chip{font-size:11px;font-weight:800;padding:4px 9px;border-radius:999px;background:#EEF0F7;color:var(--muted);white-space:nowrap}
.chip.ok{background:var(--ok-soft);color:var(--ok-text)}.chip.warn{background:var(--warn-soft);color:var(--warn-text)}.chip.bad{background:var(--red-soft);color:var(--red-text)}.chip.acc{background:var(--lav);color:var(--primary)}
.tag{align-self:flex-start;font-size:11px;font-weight:700;background:rgba(255,255,255,.18);padding:4px 10px;border-radius:999px}

/* ---------------------------------------------------------------- buttons */
.btn{min-height:48px;border-radius:999px;border:0;background:var(--surface);color:var(--ink);font:700 15px var(--display);display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;padding:0 20px;text-decoration:none;box-shadow:inset 0 0 0 1.5px var(--line);transition:transform .12s ease,box-shadow .12s ease}
.btn:active{transform:scale(.98)}
.btn.big{min-height:56px;font-size:16px}
.btn.primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px -10px var(--primary)}
.btn.soft{background:var(--lav);color:var(--primary);box-shadow:none}
.btn.dark{background:var(--ink);color:#fff;box-shadow:none}
.btn.white{background:#fff;color:var(--primary);box-shadow:none}
.btn.glass{background:rgba(255,255,255,.16);color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.35)}
.btn.danger{color:var(--red)}
.btn[disabled]{opacity:.45;cursor:default;box-shadow:none}
.link{background:none;border:0;color:var(--primary);font:700 14px var(--display);cursor:pointer;min-height:44px;padding:0;display:inline-flex;align-items:center;gap:6px;text-decoration:none}
.link.red{color:var(--red)}

/* ---------------------------------------------------------------- cards, rows */
.card{background:var(--surface);border-radius:22px;padding:16px;box-shadow:var(--shadow)}
.panel{background:var(--surface);border-radius:22px;padding:4px 16px;box-shadow:var(--shadow)}
.panel .line{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:54px;border-bottom:1px solid var(--line);font-size:15px;font-weight:600}
.panel .line:last-child{border-bottom:0}
.panel .line small{display:block;color:var(--muted);font-size:12px;font-weight:500;margin-top:2px}
.sec-h{display:flex;justify-content:space-between;align-items:center}
.sec-h h2{font-size:17px;font-weight:800}
.list{background:var(--surface);border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
.list-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border:0;border-bottom:1px solid var(--line);background:transparent;width:100%;text-align:left;cursor:pointer;min-height:64px}
.list-item:last-child{border-bottom:0}
.list-item.sel{background:var(--lav)}
.kv{display:grid;grid-template-columns:62px minmax(0,1fr);column-gap:12px}
.kv>div{padding:12px 0;border-bottom:1px solid var(--line);min-width:0}
.kv>div:nth-last-child(-n+2){border-bottom:0}
.kv .k{font-size:13px;color:var(--muted);font-weight:700}
.words-chip{display:inline-block;font-family:var(--mono);font-size:15px;background:var(--lav);color:var(--lav-ink);padding:6px 10px;border-radius:10px}
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.stat{background:var(--surface);border-radius:20px;padding:12px;box-shadow:var(--shadow)}
.stat b{display:block;font-size:19px;letter-spacing:-.02em}
.stat span{font-size:12px;color:var(--muted);font-weight:600}

/* ---------------------------------------------------------------- forms */
label.field{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:800}
.input{min-height:54px;border:0;box-shadow:inset 0 0 0 1.5px var(--line);border-radius:18px;padding:12px 16px;background:var(--surface);font-family:var(--mono);font-size:15px;width:100%}
.input:focus{box-shadow:inset 0 0 0 2px var(--primary);outline:none}
.input.text{font-family:var(--body);font-weight:600}
textarea.input{min-height:130px;resize:vertical;line-height:1.6;border-radius:20px}
.option{display:flex;align-items:flex-start;gap:12px;min-height:50px;font-size:15px;font-weight:600;cursor:pointer;line-height:1.4;padding:13px 14px;background:var(--surface);border-radius:16px;box-shadow:inset 0 0 0 1.5px var(--line)}
.option:has(input:checked){background:var(--lav);box-shadow:inset 0 0 0 1.5px var(--primary)}
.option input{width:22px;height:22px;accent-color:var(--primary);margin:0;flex:none}
.switch{appearance:none;-webkit-appearance:none;width:50px;height:30px;border-radius:999px;background:#C9CCE3;position:relative;flex:none;cursor:pointer;margin:0;transition:background .15s}
.switch::after{content:'';position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 2px 6px rgba(14,20,64,.2);transition:left .15s}
.switch:checked{background:var(--primary)}.switch:checked::after{left:23px}
.switch:disabled{opacity:.6;cursor:default}
.check{display:flex;align-items:center;gap:10px;min-height:44px;cursor:pointer}

/* ---------------------------------------------------------------- notes */
.note{display:flex;gap:10px;align-items:flex-start;border-radius:18px;padding:13px 15px;font-size:14px;line-height:1.45;font-weight:500}
.note svg{flex:none;margin-top:1px}
.note.warn{background:var(--warn-soft);color:var(--warn-text)}.note.bad{background:var(--red-soft);color:var(--red-text)}.note.info{background:var(--lav);color:var(--lav-ink)}.note.ok{background:var(--ok-soft);color:var(--ok-text)}

/* ---------------------------------------------------------------- mascot + motion */
.mascot{display:inline-flex;flex-direction:column;align-items:center;flex:none}
.mascot .body{display:block}
.mascot .shade{display:block;border-radius:50%;background:var(--deep);opacity:.16;margin-top:2px}
.tile{display:flex;align-items:center;justify-content:center;flex:none;transform:rotate(var(--r,0deg))}
.tile.image{background:linear-gradient(145deg,#60A5FA,#3B82F6);box-shadow:0 8px 18px -8px rgba(59,130,246,.7)}
.tile.doc{background:linear-gradient(145deg,#34D399,#10B981);box-shadow:0 8px 18px -8px rgba(16,185,129,.7)}
.tile.video{background:linear-gradient(145deg,#A78BFA,#8B5CF6);box-shadow:0 8px 18px -8px rgba(139,92,246,.7)}
.tile.folder{background:linear-gradient(145deg,#FCD34D,#F59E0B);box-shadow:0 8px 18px -8px rgba(245,158,11,.7)}
.tile.sheet{background:linear-gradient(145deg,#34D399,#059669);box-shadow:0 8px 18px -8px rgba(5,150,105,.7)}
.tile.zip{background:linear-gradient(145deg,#F9A8D4,#EC4899);box-shadow:0 8px 18px -8px rgba(236,72,153,.7)}
.tile.audio{background:linear-gradient(145deg,#FDBA74,#F97316);box-shadow:0 8px 18px -8px rgba(249,115,22,.7)}
.tile img{width:100%;height:100%;object-fit:cover;border-radius:inherit;display:block}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
@keyframes shade{0%,100%{transform:scaleX(1);opacity:.16}50%{transform:scaleX(.8);opacity:.09}}
@keyframes blink{0%,90%,100%{transform:scaleY(1)}94%{transform:scaleY(.08)}}
@keyframes floaty{0%,100%{transform:translateY(0) rotate(var(--r,0deg))}50%{transform:translateY(-12px) rotate(calc(var(--r,0deg) + 4deg))}}
@keyframes dash{to{stroke-dashoffset:-48}}
@keyframes fly{0%{transform:translate(0,0) scale(.7);opacity:0}12%{opacity:1}50%{transform:translate(calc(var(--span,220px)/2),-46px) scale(1)}88%{opacity:1}100%{transform:translate(var(--span,220px),0) scale(.7);opacity:0}}
@keyframes pulse{0%{transform:scale(.9);opacity:.55}100%{transform:scale(1.5);opacity:0}}
@keyframes fall{0%{transform:translateY(-40px) rotate(0);opacity:0}10%{opacity:1}100%{transform:translateY(620px) rotate(540deg);opacity:0}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes zz{0%{transform:translate(0,0);opacity:0}30%{opacity:1}100%{transform:translate(14px,-26px);opacity:0}}
@keyframes wave{0%,100%{transform:rotate(0)}25%{transform:rotate(-14deg)}75%{transform:rotate(10deg)}}
@keyframes pop{0%{transform:scale(.6);opacity:0}100%{transform:scale(1);opacity:1}}
.bob{animation:bob 3.2s ease-in-out infinite}
.mascot .shade.anim{animation:shade 3.2s ease-in-out infinite}
.blink{animation:blink 4.5s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.floaty{animation:floaty 4s ease-in-out infinite}
.dash{animation:dash 1.6s linear infinite}
.fly{animation:fly 2.4s ease-in-out infinite}
.pulse{animation:pulse 2s ease-out infinite}
.fall{animation:fall 3.4s linear infinite}
.spin{animation:spin 1s linear infinite}
.zz{animation:zz 2.6s ease-in-out infinite}
.wave{animation:wave 1.8s ease-in-out infinite;transform-box:fill-box;transform-origin:20% 90%}
.pop{animation:pop .35s ease-out both}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* ---------------------------------------------------------------- welcome art */
.hero{position:relative;width:300px;height:270px;align-self:center;flex:none}
.hero svg.path{position:absolute;inset:0}
.hero>span{position:absolute}

/* ---------------------------------------------------------------- wallet card */
.wallet-card{position:relative;overflow:hidden;background:var(--grad);color:#fff;border-radius:30px;padding:20px;display:flex;flex-direction:column;gap:18px;box-shadow:0 20px 40px -20px var(--primary)}
.wallet-card::before,.wallet-card::after{content:'';position:absolute;border-radius:50%;background:rgba(255,255,255,.08);pointer-events:none}
.wallet-card::before{right:-60px;top:-70px;width:220px;height:220px}
.wallet-card::after{right:30px;bottom:-90px;width:160px;height:160px}
.wallet-card>*{position:relative}
.wallet-card .addr{font-family:var(--mono);font-size:18px}
.wallet-card .label{font-size:12px;color:#E0E7FF;font-weight:600}
.acts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}
.act{display:flex;flex-direction:column;align-items:center;gap:7px;color:#fff;font:700 12px var(--display);background:none;border:0;cursor:pointer;padding:0}
.act span{width:54px;height:54px;border-radius:20px;background:rgba(255,255,255,.18);box-shadow:inset 0 0 0 1px rgba(255,255,255,.25);display:flex;align-items:center;justify-content:center}
.ident{display:grid;grid-template-columns:repeat(5,var(--c,10px));gap:2px;padding:6px;background:var(--lav);border-radius:12px;flex:none}
.ident span{width:var(--c,10px);height:var(--c,10px);border-radius:3px}

/* ---------------------------------------------------------------- file rows */
.frow{display:flex;align-items:center;gap:12px;padding:10px 0}
.frow+.frow{border-top:1px solid var(--line)}
.frow .what{flex:1;min-width:0}
.frow .what b{display:block;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.frow .what span{font-size:12px;color:var(--muted);font-weight:500}
.frow .side{display:flex;flex-direction:column;align-items:flex-end;gap:4px}
.ftiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.ftile{background:var(--surface);border-radius:22px;padding:14px 10px;display:flex;flex-direction:column;align-items:center;gap:8px;box-shadow:var(--shadow);text-align:center;min-width:0}
.ftile b{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px;scrollbar-width:none}
.cchip{display:flex;align-items:center;gap:8px;padding:6px 14px 6px 6px;border-radius:999px;background:var(--surface);box-shadow:inset 0 0 0 1.5px var(--line);font:700 14px var(--display);flex:none;cursor:pointer;border:0;min-height:44px}
.cchip.sel{background:var(--primary);color:#fff;box-shadow:none}
.cchip .ident{padding:3px;border-radius:8px}

/* ---------------------------------------------------------------- 12 words */
.words{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:0;padding:0;list-style:none}
.words li{display:flex;gap:10px;align-items:center;padding:11px 12px;background:var(--bg);border-radius:14px;font-family:var(--mono);font-size:15px}
.words li i{font:800 11px var(--display);color:#fff;background:var(--primary);width:20px;height:20px;border-radius:6px;display:flex;align-items:center;justify-content:center;flex:none}
.blur{filter:blur(7px)}

/* ---------------------------------------------------------------- PIN */
.pindots{display:flex;gap:14px;justify-content:center}
.pindots span{width:16px;height:16px;border-radius:50%;background:var(--lav2);transition:background .1s,box-shadow .1s}
.pindots span.on{background:var(--primary);box-shadow:0 0 0 4px rgba(79,70,229,.15)}
.pinerr{min-height:20px;font-size:14px;font-weight:600;color:var(--red);max-width:32ch}
.pinpad{display:grid;grid-template-columns:repeat(3,74px);gap:14px 18px;justify-content:center}
.pinkey{width:74px;height:74px;border-radius:26px;border:0;background:var(--surface);box-shadow:0 6px 16px -10px rgba(79,70,229,.45);font:700 26px var(--display);color:var(--ink);display:flex;align-items:center;justify-content:center;cursor:pointer}
.pinkey:active{background:var(--lav)}
.pinkey.ghost{background:transparent;box-shadow:none}
.pinkey.bio{background:var(--lav);color:var(--primary)}

/* ---------------------------------------------------------------- receive */
.recv-head{background:var(--grad);padding-bottom:70px;border-radius:0 0 36px 36px}
.recv-head p{margin:14px 24px 0;color:#E0E7FF;font-weight:600;font-size:14px}
.qrbox{margin-top:-96px;background:#fff;border-radius:30px;padding:20px;align-self:center;position:relative;box-shadow:0 24px 50px -24px var(--deep)}
.qrbox>svg{display:block;width:230px;height:230px}
.qrbox .ident{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#fff;box-shadow:0 0 0 3px var(--primary)}
.qrbox .peek{position:absolute;left:50%;top:-52px;transform:translateX(-50%)}
.addr-full{font-family:var(--mono);font-size:15px;line-height:1.65;word-break:break-all;text-align:center}

/* ---------------------------------------------------------------- transfer */
.xfer{flex:1;display:flex;flex-direction:column;background:var(--grad-deep);color:#fff;position:relative;overflow:hidden;min-height:100dvh}
.xfer .head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px 0;position:relative}
.xfer .head h1{font-weight:800;font-size:22px}
.xfer .txid{font-family:var(--mono);font-size:12px;color:#E0E7FF;background:rgba(255,255,255,.12);padding:5px 10px;border-radius:999px}
.xfer .screen{gap:14px;padding-top:10px}
.courier{position:relative;height:150px;flex:none;margin:0 20px}
.courier .path{position:absolute;inset:0;width:100%;height:150px}
.courier .dev{position:absolute;top:82px;width:58px;height:58px;border-radius:18px;background:#fff;color:var(--primary);display:flex;align-items:center;justify-content:center}
.courier .dev.a{left:0}.courier .dev.b{right:0}
.courier .parcel{position:absolute;left:30px;top:66px}
.courier .who{position:absolute;left:50%;top:0;transform:translateX(-50%)}
.bignum{font-weight:800;font-size:50px;letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.sub-on-grad{font-size:14px;color:#E0E7FF;font-weight:500}
.blocks{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:5px}
.blocks span{aspect-ratio:1;border-radius:5px;background:rgba(255,255,255,.12);transition:background .2s}
.blocks span.on{background:var(--ok-bright)}
.wordsbar{background:#fff;color:var(--ink);border-radius:18px;padding:12px 16px;font-size:14px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:10px}
.wordsbar .mono{color:var(--primary);font-size:13px}
.steps{background:rgba(255,255,255,.08);border-radius:22px;padding:6px 16px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.12)}
.steps div{display:flex;align-items:center;gap:12px;padding:10px 0;font-size:14px;font-weight:600;color:rgba(201,202,251,.75)}
.steps div.on{color:#fff}
.steps i{width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.15);flex:none;display:flex;align-items:center;justify-content:center;font-style:normal;color:#065F46}
.steps div.on i{background:#fff}.steps div.done i{background:var(--ok-bright)}
.steps .spinner{width:12px;height:12px;border-radius:50%;border:2.5px solid var(--primary);border-right-color:transparent;display:block}
.meta-line{display:flex;justify-content:space-between;font-size:13px;color:#E0E7FF;font-weight:600;gap:10px}
.saved{display:flex;gap:12px;align-items:center;background:#fff;color:var(--ink);border-radius:22px;padding:10px}
.saved .what{flex:1;min-width:0}.saved .what b{display:block;font-size:14px}
.confetti{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:0}
.confetti span{position:absolute;top:0;border-radius:2px}
.xfer .foot{padding:10px 20px 24px;display:flex;gap:10px;position:relative}
.xfer .note.bad{background:#fff}

/* ---------------------------------------------------------------- tabs */
nav.tabs{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:480px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:#fff;border-radius:26px 26px 0 0;box-shadow:0 -10px 30px -18px rgba(79,70,229,.55);padding:6px 10px calc(14px + env(safe-area-inset-bottom,0));z-index:5}
nav.tabs button{min-height:52px;border:0;background:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font:600 11px var(--display);color:#7A81A6;cursor:pointer}
nav.tabs button::after{content:'';width:5px;height:5px;border-radius:50%;background:transparent}
nav.tabs button.on{color:var(--primary);font-weight:800}
nav.tabs button.on::after{background:var(--primary)}

/* ---------------------------------------------------------------- sheets, toast */
.sheet-bg{position:fixed;inset:0;background:linear-gradient(180deg,rgba(42,39,112,.8),rgba(22,21,74,.9));display:flex;align-items:flex-end;justify-content:center;z-index:20}
.sheet{width:100%;max-width:480px;background:var(--bg);border-radius:34px 34px 0 0;padding:12px 20px calc(24px + env(safe-area-inset-bottom,0));display:flex;flex-direction:column;gap:14px;max-height:92dvh;overflow:auto;animation:pop .25s ease-out}
.grab{width:44px;height:5px;border-radius:3px;background:#C9CCE3;align-self:center}
.wordsbox{background:#fff;border-radius:22px;padding:14px 16px;display:flex;flex-direction:column;align-items:center;gap:6px;box-shadow:var(--shadow)}
.wordsbox .lbl{font-size:12px;font-weight:800;color:var(--muted)}
.wordsbox .mono{font-size:18px;font-weight:500;color:var(--primary)}
#toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 18px;border-radius:16px;font-size:14px;font-weight:600;z-index:30;max-width:90vw;box-shadow:0 12px 30px -12px rgba(14,20,64,.6)}
video.scan{width:100%;border-radius:24px;background:#000;aspect-ratio:1;object-fit:cover}
details>summary{list-style:none;cursor:pointer}
details>summary::-webkit-details-marker{display:none}
.hand{font-family:var(--hand);font-size:28px;color:var(--primary);transform:rotate(-4deg);display:inline-block}
.hold{position:relative;overflow:hidden;background:var(--deep);color:#fff;box-shadow:0 14px 30px -14px var(--primary);min-height:60px}
.hold .fill{position:absolute;inset:0 auto 0 0;width:0;background:linear-gradient(90deg,#4F46E5,#7C3AED);border-radius:999px;transition:width .15s linear}
.hold.holding .fill{width:100%;transition:width 1s linear}
.hold span{position:relative}

/* ---------------------------------------------------------------- v3 fixes */
/* Stop pull-to-refresh: a reload clears the keys from memory, which sent people back to the PIN. */
html,body{overscroll-behavior-y:none}
/* Receive: more room under the header, mascot in the corner instead of over the text */
.recv-head{padding-bottom:58px}
.qrbox{margin-top:-40px}
.qrbox .peek{left:auto;right:-18px;top:-34px;transform:none}
/* Sending: a conveyor of small files, phone to phone */
.courier .belt{position:absolute;left:70px;right:70px;top:96px;height:34px}
.courier .belt::before{content:'';position:absolute;left:0;right:0;top:16px;height:2px;border-radius:2px;background:rgba(255,255,255,.18)}
.courier .box{position:absolute;left:0;top:0;animation:belt 2.4s linear infinite;opacity:0}
.courier .landed{position:absolute;right:-8px;top:-8px;display:flex;gap:2px;animation:pop .4s ease-out both}
@keyframes belt{0%{left:0;opacity:0;transform:translateY(4px) scale(.6)}12%{opacity:1;transform:translateY(0) scale(1)}50%{transform:translateY(-6px) scale(1)}88%{opacity:1;transform:translateY(0) scale(1)}100%{left:calc(100% - 26px);opacity:0;transform:translateY(4px) scale(.6)}}
/* Ledger: a chain of blocks */
.chain-head{display:flex;align-items:center;gap:12px;background:var(--surface);border-radius:22px;padding:10px 16px;box-shadow:var(--shadow)}
.chain-head b{display:block;font-size:15px}.chain-head small{color:var(--muted);font-size:12px;font-weight:600}
.chain{position:relative;display:flex;flex-direction:column;gap:10px;padding-left:22px}
.chain::before{content:'';position:absolute;left:7px;top:8px;bottom:8px;width:3px;border-radius:3px;background:repeating-linear-gradient(180deg,var(--primary) 0 8px,var(--lav2) 8px 16px);background-size:3px 32px;animation:chainflow 1.2s linear infinite}
@keyframes chainflow{to{background-position:0 32px}}
.chain .node{position:absolute;left:-22px;top:26px;width:17px;height:17px;border-radius:6px;background:#fff;box-shadow:inset 0 0 0 3px var(--lav2)}
.chain .node.ok{box-shadow:inset 0 0 0 3px var(--ok)}.chain .node.bad{box-shadow:inset 0 0 0 3px var(--red)}
.chain details{position:relative}
.link-in{animation:linkin .45s cubic-bezier(.2,.8,.2,1) both;animation-delay:calc(var(--i,0) * 60ms)}
@keyframes linkin{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
/* Request sheets: about half the screen, the app stays visible behind */
.sheet-bg{background:linear-gradient(180deg,rgba(22,21,74,.15),rgba(22,21,74,.55))}
.sheet.half{max-height:min(60dvh,560px);padding-bottom:0;gap:10px;overflow:hidden}
.sheet-head{display:flex;align-items:center;gap:12px}
.sheet-head h1{font-size:18px;font-weight:800;line-height:1.2}
.sheet-head>div{flex:1}
.sheet-body{display:flex;flex-direction:column;gap:10px;overflow-y:auto;min-height:0;flex:1}
.sheet-foot{position:sticky;bottom:0;background:var(--bg);padding:10px 0 calc(16px + env(safe-area-inset-bottom,0));margin-top:auto}
.wordsline{display:flex;justify-content:space-between;align-items:center;gap:10px;background:#fff;border-radius:16px;padding:10px 14px;font-size:13px;font-weight:800;box-shadow:var(--shadow)}
.wordsline .mono{color:var(--primary);font-size:15px;font-weight:500}
.filelist{background:#fff;border-radius:16px;padding:10px 14px;box-shadow:var(--shadow);font-size:14px;font-weight:700}
.filelist summary{min-height:28px;display:flex;align-items:center}
.filelist summary::after{content:'›';margin-left:auto;transform:rotate(90deg);color:var(--muted)}
.filelist[open] summary::after{transform:rotate(-90deg)}
.iconbtn-s{width:44px;min-height:44px;padding:0;flex:none}
/* Every phone size */
.pinpad{grid-template-columns:repeat(3,var(--k,74px))}
.pinkey{width:var(--k,74px);height:var(--k,74px)}
.title-xl{font-size:clamp(30px,9.5vw,38px)}
.bignum{font-size:clamp(38px,12vw,50px)}
.qrbox>svg{width:min(230px,58vw);height:min(230px,58vw)}
@media (max-width:370px){
  .screen{padding:14px 16px 18px;gap:14px}
  .pinpad{--k:64px;gap:12px 14px}
  .act span{width:46px;height:46px;border-radius:16px}
  .stat{padding:10px}.stat b{font-size:16px}
  .wallet-card{padding:16px;gap:14px}
  .kv{grid-template-columns:54px minmax(0,1fr)}
}
@media (max-height:720px){
  .hero{transform:scale(.78);margin:-30px auto -30px}
  .pinpad{--k:62px;gap:10px 14px}
  .courier{height:130px}
}
@media (min-width:481px){#app{box-shadow:0 0 0 1px var(--line)}}
#toast{top:calc(14px + env(safe-area-inset-top,0));bottom:auto;animation:pop .2s ease-out}
@media (max-width:370px){.wallet-card .addr{font-size:15px}}
/* invite-only first screen: smaller hero so the code field and both choices fit without scrolling */
.hero.small{transform:scale(.7);margin:-40px auto -42px}
@media (max-height:720px){.hero.small{transform:scale(.56);margin:-60px auto -60px}}
@media (max-height:720px){.screen.inv{gap:10px!important}.screen.inv .lede{display:none}}
/* a file name inside a button never runs past the card edge */
.btn.fname{min-height:44px;width:100%;max-width:100%;min-width:0}
.btn.fname>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.btn.fname>svg{flex:none}
details.card{min-width:0}

/* Tab bar always on screen: only the page above it scrolls */
.tabs-space{flex:none;height:calc(78px + env(safe-area-inset-bottom,0))}

/* Doorbell: waiting for you / waiting to send */
.wait-card{display:flex;flex-direction:column;gap:6px;padding:14px 16px}
.wait-card .sec-h h2{display:flex;align-items:center;gap:8px;font-size:16px}
.wait-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;padding:8px 0;border-top:1px solid var(--line)}
.wait-row .grow{flex:1 1 140px}
.wait-row .acts{display:flex;align-items:center;gap:12px;margin-left:auto;flex:none}
.wait-row .btn{flex:none;padding:0 14px}