:root{--bg:#0d0b14;--bg2:#17142266;--card:#1a1626;--line:#2c2640;--fg:#f4f2fa;--mut:#a29bb8;--acc:#8b5cf6;--acc2:#ec4899;--ok:#34d399;--bad:#f87171;--r:16px;
  --safe-b:env(safe-area-inset-bottom,0px);--safe-t:env(safe-area-inset-top,0px);color-scheme:dark}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--bg);color:var(--fg);font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:#c4b5fd}
button,input,select{font:inherit;color:inherit}
input,select{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:#120f1c;outline:none;margin:6px 0}
input:focus,select:focus{border-color:var(--acc)}
input[type=checkbox]{width:auto;margin:0 8px 0 0;accent-color:var(--acc)}
#app{height:100%;display:flex;flex-direction:column}
.btn{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;padding:12px 16px;margin:8px 0;border-radius:999px;border:1px solid var(--line);background:#1d1830;cursor:pointer;text-decoration:none;color:var(--fg);font-weight:600}
.btn.pri{background:linear-gradient(135deg,var(--acc),var(--acc2));border:0;color:#fff}
.btn.sm{width:auto;padding:7px 14px;margin:0;font-size:14px}
.btn.danger{color:var(--bad);border-color:#5b2633}
.btn.ghost{background:#0008;border-color:#fff4}
.btn:disabled{opacity:.5}
.auth{max-width:420px;width:100%;margin:0 auto;padding:calc(28px + var(--safe-t)) 22px 28px;overflow:auto}
.logo{display:flex;align-items:center;gap:10px;font-size:34px;font-weight:800;letter-spacing:-.5px;margin:30px 0 8px}
.logo-dot{width:30px;height:30px;border-radius:50%;border:6px solid var(--acc);box-shadow:0 0 0 4px #ec489955 inset}
.lead{font-size:19px;color:#ddd6fe}
.pts{padding:0;list-style:none;color:var(--mut);margin:18px 0}.pts li{margin:6px 0}
.muted{color:var(--mut);font-size:14px}.center{text-align:center}.mono{font-family:ui-monospace,monospace;word-break:break-all}
.err{color:var(--bad);min-height:1em;margin:4px 0}
.foot{text-align:center;font-size:13px;color:var(--mut);margin-top:22px}
.lang{width:auto;padding:6px 10px;font-size:14px}
.back{background:none;border:0;color:var(--mut);cursor:pointer;padding:6px 0;font-size:16px}
.lbl{display:block;margin-top:12px;font-size:14px;color:var(--mut)}
.chk{display:flex;align-items:center;margin:12px 0;font-size:15px}
.seg{display:flex;gap:6px;background:#120f1c;border:1px solid var(--line);border-radius:999px;padding:4px;margin:6px 0}
.seg button{flex:1;border:0;background:none;border-radius:999px;padding:8px;cursor:pointer;color:var(--mut)}
.seg button.on{background:var(--acc);color:#fff}
pre.code{background:#120f1c;border:1px dashed var(--acc);padding:16px;border-radius:12px;font-size:20px;text-align:center;white-space:pre-wrap;letter-spacing:1px}
pre.sn{font-size:16px;letter-spacing:2px}
.main{flex:1;overflow:auto;position:relative}
.main.tab-camera{overflow:hidden;background:#000}
.nav{display:flex;border-top:1px solid var(--line);background:#0d0b14ee;padding-bottom:var(--safe-b)}
.nav-i{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0;background:none;border:0;color:var(--mut);font-size:11px;cursor:pointer;position:relative}
.nav-i .ico{font-size:20px;line-height:1}.nav-i.on{color:#fff}.nav-i.on .ico{color:var(--acc2)}
.badge{position:absolute;top:4px;left:55%;background:var(--acc2);color:#fff;border-radius:999px;font-size:11px;padding:0 6px}
.page{max-width:640px;margin:0 auto;padding:calc(10px + var(--safe-t)) 14px 20px}
.ph{display:flex;align-items:center;gap:10px;justify-content:space-between;padding:8px 0}
.ph h1{margin:0;font-size:26px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px;margin:12px 0}
.card h3{margin:0 0 8px}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:6px 0}.row input{flex:1;min-width:140px}
.list{display:flex;flex-direction:column;gap:4px}
.li{display:flex;align-items:center;gap:12px;width:100%;padding:10px;border-radius:14px;background:none;border:0;text-align:left;cursor:pointer}
.li:hover{background:#ffffff08}
.li-m{flex:1;display:flex;flex-direction:column;min-width:0}.li-m small{color:var(--mut)}
.av{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:700;flex:none;color:#fff}
.av.grp{background:#2c2640}
.ring{padding:3px;border-radius:50%;border:2px solid var(--line)}.ring.new{border-color:var(--acc2)}
.dot{width:12px;height:12px;border-radius:50%;background:var(--acc)}.dot.snap{background:var(--acc2)}
.ver{color:var(--ok)}
.empty{text-align:center;color:var(--mut);padding:40px 10px}
.toast{position:fixed;left:50%;bottom:calc(90px + var(--safe-b));transform:translateX(-50%);background:#2a2340;border:1px solid var(--line);padding:10px 18px;border-radius:999px;z-index:99;max-width:90vw}
/* camera */
.camwrap{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.cam{width:100%;height:100%;object-fit:cover;background:#000}
.mirror{transform:scaleX(-1)}
.camui{position:absolute;left:0;right:0;bottom:18px;display:flex;justify-content:space-around;align-items:center}
.shutwrap{display:flex;flex-direction:column;align-items:center;gap:6px}.shutwrap small{color:#fffc;font-size:12px;text-shadow:0 1px 2px #000}
.shutter{width:78px;height:78px;border-radius:50%;border:6px solid #fff;background:#fff3;cursor:pointer;touch-action:none;transition:.2s}
.shutter.rec{border-color:var(--acc2);background:#ec489966;transform:scale(1.15)}
.rec-ring{display:none}
.cbtn{width:46px;height:46px;border-radius:50%;border:0;background:#0007;color:#fff;font-size:20px;cursor:pointer;display:grid;place-items:center;flex:none}
.camerr{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:30px;text-align:center;gap:10px}
.camerr .btn{width:auto}
/* overlays */
.overlay{position:fixed;inset:0;z-index:50;background:#000}
.stage{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;overflow:hidden;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;touch-action:none}
.stage img,.stage video{max-width:100%;max-height:100%;width:100%;height:100%;object-fit:contain;pointer-events:none}
.etop,.vtop{position:absolute;top:calc(12px + var(--safe-t));left:12px;right:12px;display:flex;gap:10px;justify-content:space-between;align-items:center;z-index:3}
.etop{justify-content:flex-start}.vtop span{font-weight:700;text-shadow:0 1px 3px #000}
.ebot{position:absolute;left:0;right:0;bottom:0;padding:10px 12px calc(12px + var(--safe-b));background:linear-gradient(transparent,#000c 30%);z-index:3}
.ebot .row label{display:flex;align-items:center;gap:4px;flex:1}.ebot select{padding:8px}
.chips{display:flex;gap:6px;overflow-x:auto;padding:4px 0}
.chip{border:1px solid #fff4;background:#0006;color:#fff;border-radius:999px;padding:6px 12px;cursor:pointer;white-space:nowrap;text-transform:capitalize}
.chip.on{background:var(--acc);border-color:var(--acc)}.chip.big{font-size:24px;padding:2px 8px;border:0}
.ovl{position:absolute;z-index:2;cursor:grab;touch-action:none;white-space:pre-wrap;text-align:center}
.ovl.sticker{font-size:min(14vw,90px);line-height:1}
.ovl.text{font-size:min(6vw,34px);font-weight:800;background:#0008;padding:4px 14px;border-radius:10px;max-width:90%}
.secure .ovl{cursor:default}
.secure.blurred img,.secure.blurred video,.secure.blurred .ovl{filter:blur(38px) brightness(.6)!important}
.wm{position:absolute;inset:-20%;display:flex;flex-wrap:wrap;gap:60px 40px;align-content:space-around;justify-content:space-around;transform:rotate(-24deg);pointer-events:none;z-index:2;opacity:.16;font-weight:700;font-size:15px}
.hold-hint{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#000a;padding:14px 22px;border-radius:999px;pointer-events:none;z-index:4;font-weight:700}
.tbar{position:absolute;top:calc(4px + var(--safe-t));left:12px;right:12px;height:3px;background:#fff3;border-radius:3px;z-index:4}.tbar i{display:block;height:100%;width:0;background:#fff;border-radius:3px}
.vbot{position:absolute;bottom:calc(16px + var(--safe-b));left:12px;right:12px;display:flex;justify-content:center;z-index:4}
.vbot .row{background:#000a;padding:8px 12px;border-radius:14px;width:100%;justify-content:space-between}
.scanbox{position:absolute;width:60vmin;height:60vmin;border:3px solid #fffa;border-radius:24px}
.sheet{background:#0009;display:flex;align-items:flex-end;justify-content:center}
.sheet-in{background:var(--card);width:100%;max-width:520px;max-height:88vh;overflow:auto;border-radius:22px 22px 0 0;padding:16px 16px calc(20px + var(--safe-b))}
.sheet-in.center{text-align:center}
.sheet-h{display:flex;justify-content:space-between;align-items:center}.sheet-h h3{margin:6px 0}
.x{background:none;border:0;font-size:20px;cursor:pointer;color:var(--mut)}
.pick{display:flex;align-items:center;gap:6px;padding:10px 4px;border-bottom:1px solid var(--line);cursor:pointer}.pick span{flex:1;display:flex;flex-direction:column}.pick small{color:var(--mut)}
.qr{background:#fff;padding:14px;border-radius:18px;width:min(300px,80vw);margin:10px auto}.qr svg{width:100%;height:auto;display:block}
/* conversation */
#conv{height:100%}
.conv{height:100%;display:flex;flex-direction:column;max-width:720px;margin:0 auto}
.conv .ph{padding:calc(8px + var(--safe-t)) 12px 8px;border-bottom:1px solid var(--line)}
.conv .back{font-size:30px;line-height:1}
.ct{flex:1;display:flex;flex-direction:column}.ct small{color:var(--mut)}
.msgs{flex:1;overflow:auto;padding:12px;display:flex;flex-direction:column;gap:2px}
.msg{display:flex;flex-direction:column;align-items:flex-start;margin:4px 0}.msg.me{align-items:flex-end}
.bub{background:#221d33;border:1px solid var(--line);padding:9px 13px;border-radius:18px;max-width:80%;white-space:pre-wrap;word-wrap:break-word;text-align:left}
.msg.me .bub{background:linear-gradient(135deg,#6d28d9,#9d174d);border:0}
.bub.snap{display:flex;flex-direction:column;gap:4px;cursor:pointer;font-weight:600;color:#fff}
.bub.snap.new{background:#ec489933;border-color:var(--acc2)}.bub.snap.done,.bub.snap.locked{opacity:.75;cursor:default;font-weight:400}
.bub small{font-weight:400;opacity:.85}
.keepreq{display:flex;gap:6px;flex-wrap:wrap;align-items:center;font-weight:400;font-size:14px;margin-top:4px}
.mt{color:var(--mut);font-size:11px;margin:2px 6px}
.composer{display:flex;gap:6px;padding:8px 10px calc(8px + var(--safe-b));border-top:1px solid var(--line);align-items:center}
.composer input{margin:0;border-radius:999px}
.cbtn.send{background:var(--acc)}
.ledger{width:100%;border-collapse:collapse;font-size:14px}.ledger td{padding:6px 4px;border-bottom:1px solid var(--line)}.ledger td:last-child{text-align:right;font-weight:700}
@media (min-width:900px){.main.tab-camera .camwrap{max-width:520px;margin:0 auto;border-radius:24px;overflow:hidden;inset:12px auto 12px 50%;transform:translateX(-50%);width:min(520px,95vw)}}