:root{
  --bg:#070B14; --bg2:#0A1120; --sf:#0E1626; --sf2:#131D31; --ln:#1E2A42; --ln2:#2A3958;
  --tx:#F2EBDD; --mu:#8E98AD; --gd:#C9A45C; --gd2:#E3C88A; --ok:#4CC38A; --er:#E5604F; --wr:#E8B04A;
  --r:14px; --serif:'Cormorant Garamond',Georgia,serif; --disp:'Cinzel',serif; --sans:Inter,system-ui,sans-serif; --mono:'JetBrains Mono',monospace;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--tx);font:15px/1.45 var(--sans);-webkit-font-smoothing:antialiased}
a{color:var(--gd2)}
button,input,select,textarea{font:inherit;color:inherit}
[hidden]{display:none!important}

#app{display:grid;grid-template-columns:220px 1fr;min-height:100vh}
.nav{position:sticky;top:0;height:100vh;background:linear-gradient(180deg,#0A1120,#070B14);border-right:1px solid var(--ln);display:flex;flex-direction:column;padding:22px 12px;gap:4px}
.brand{display:flex;align-items:center;gap:10px;padding:4px 10px 24px}
.brand-mark{color:var(--gd);font-size:22px}
.brand-name{font-family:var(--disp);letter-spacing:.22em;font-size:15px;color:var(--gd2)}
.nav a,.nav-logout{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:10px;color:var(--mu);text-decoration:none;border:0;background:none;cursor:pointer;text-align:left;font-weight:500}
.nav a:hover,.nav-logout:hover{background:var(--sf);color:var(--tx)}
.nav a.on{background:var(--sf2);color:var(--gd2);box-shadow:inset 2px 0 0 var(--gd)}
.ni{width:20px;text-align:center;font-size:16px}
.nav-logout{margin-top:auto}
.nav-lang{margin-top:auto;display:flex;align-items:center;justify-content:center;gap:6px;padding:9px 12px;border-radius:10px;border:1px solid var(--ln2);background:var(--sf2);color:var(--gd2);cursor:pointer;font-weight:700;letter-spacing:.08em;font-size:13px}
.nav-lang:hover{border-color:var(--gd)}
.nav-lang+.nav-logout{margin-top:6px}
.vid{position:relative;padding-top:56.25%;border-radius:10px;overflow:hidden}.vid iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.view{padding:28px 32px 120px;min-width:0}
body.login #app{grid-template-columns:1fr}
body.login .nav{display:none}

@media (max-width:860px){
  #app{grid-template-columns:1fr}
  .nav{position:fixed;bottom:0;top:auto;left:0;right:0;height:auto;flex-direction:row;justify-content:space-around;padding:6px 6px calc(6px + env(safe-area-inset-bottom));border-right:0;border-top:1px solid var(--ln);z-index:50;background:rgba(7,11,20,.96);backdrop-filter:blur(10px)}
  .brand{display:none}
  .nav a,.nav-logout,.nav-lang{flex-direction:column;gap:2px;font-size:11px;padding:6px 8px;margin:0}
  .nav-lang{min-width:36px}
  .nav a.on{box-shadow:inset 0 2px 0 var(--gd)}
  .view{padding:18px 16px 110px}
}

/* Tipografía */
.h1{font-family:var(--disp);font-weight:500;letter-spacing:.14em;font-size:22px;margin:0;color:var(--tx)}
.kicker{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--gd)}
.muted{color:var(--mu)}
.mono{font-family:var(--mono);font-size:13px}
.head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.head .t{display:flex;flex-direction:column;gap:6px}
.sec-t{font-family:var(--disp);letter-spacing:.14em;font-size:13px;color:var(--gd2);margin:0 0 12px;text-transform:uppercase}

/* Controles */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:10px;border:1px solid var(--ln2);background:var(--sf2);color:var(--tx);cursor:pointer;font-weight:600;font-size:14px;text-decoration:none;white-space:nowrap}
.btn:hover{border-color:var(--gd)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.gold{background:linear-gradient(180deg,#D6B46E,#B8914A);color:#0A0E18;border-color:#D6B46E}
.btn.ghost{background:transparent}
.btn.danger{border-color:#5a2a26;color:#F3A397;background:#1d1012}
.btn.sm{padding:6px 10px;font-size:12px;border-radius:8px}
.btn.icon{padding:8px 10px}
.btns{display:flex;gap:8px;flex-wrap:wrap}
label.f{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--mu);font-weight:500;letter-spacing:.02em}
.in,select.in,textarea.in{width:100%;background:var(--bg2);border:1px solid var(--ln2);border-radius:10px;padding:10px 12px;color:var(--tx);outline:none;font-size:14px}
.in:focus{border-color:var(--gd)}
textarea.in{resize:vertical;min-height:80px}
input[type=color].in{padding:3px;height:40px;cursor:pointer}
input[type=range]{accent-color:var(--gd);width:100%}
.chk{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--tx);cursor:pointer}
.chk input{accent-color:var(--gd);width:18px;height:18px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.stack{display:flex;flex-direction:column;gap:12px}
@media (max-width:560px){.grid2,.grid3{grid-template-columns:1fr}}
.panel{background:var(--sf);border:1px solid var(--ln);border-radius:var(--r);padding:18px}
.panel+.panel{margin-top:16px}
.seg{display:inline-flex;background:var(--bg2);border:1px solid var(--ln2);border-radius:10px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{border:0;background:none;padding:7px 12px;border-radius:8px;color:var(--mu);cursor:pointer;font-weight:600;font-size:13px}
.seg button.on{background:var(--sf2);color:var(--gd2)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:11px;padding:3px 8px;border-radius:999px;border:1px solid var(--ln2);color:var(--mu);font-weight:600;letter-spacing:.04em}
.badge.ok{color:var(--ok);border-color:#1f4a36}
.badge.off{color:var(--er);border-color:#4a2420}
.badge.gd{color:var(--gd2);border-color:#4a3c1f}
.empty{padding:48px 20px;text-align:center;color:var(--mu);border:1px dashed var(--ln2);border-radius:var(--r)}

/* Tarjetas de etiquetas */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.card{background:var(--sf);border:1px solid var(--ln);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:10px;cursor:pointer;transition:border-color .15s,transform .15s;text-decoration:none;color:inherit}
.card:hover{border-color:var(--gd);transform:translateY(-1px)}
.card .nm{font-family:var(--serif);font-size:21px;font-weight:600;line-height:1.15}
.card .row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.card .meta{display:flex;justify-content:space-between;color:var(--mu);font-size:12px}
.stat-n{font-family:var(--disp);font-size:24px;color:var(--gd2)}

/* Editor de etiqueta */
.split{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:20px;align-items:start}
@media (max-width:1100px){.split{grid-template-columns:1fr}}
.phone{position:sticky;top:20px;border:1px solid var(--ln2);border-radius:34px;padding:12px;background:#03060c}
.phone iframe{width:100%;height:680px;border:0;border-radius:24px;background:#fff;display:block}
@media (max-width:1100px){.phone{position:static}.phone iframe{height:560px}}
.blk{background:var(--bg2);border:1px solid var(--ln2);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:10px}
.blk-h{display:flex;align-items:center;gap:8px}
.blk-h .kicker{flex:1}
.blocks{display:flex;flex-direction:column;gap:10px}
.urlbox{display:flex;gap:8px;align-items:center;background:var(--bg2);border:1px solid var(--ln2);border-radius:10px;padding:8px 8px 8px 12px}
.urlbox code{flex:1;font-family:var(--mono);font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--gd2)}
.bars{display:flex;align-items:flex-end;gap:3px;height:90px;padding-top:8px}
.bars div{flex:1;background:linear-gradient(180deg,var(--gd2),#7d6330);border-radius:3px 3px 0 0;min-height:2px;position:relative}
.kv{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px solid var(--ln);font-size:13px}
.kv:last-child{border-bottom:0}

/* QR */
.qr-wrap{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:20px;align-items:start}
@media (max-width:1000px){.qr-wrap{grid-template-columns:1fr}}
.qr-prev{background:repeating-conic-gradient(#0c1424 0% 25%,#0f192c 0% 50%) 50%/20px 20px;border-radius:var(--r);border:1px solid var(--ln);padding:24px;display:grid;place-items:center;min-height:320px}
.qr-prev svg{width:100%;max-width:300px;height:auto;display:block}

/* NFC */
.nfc-pulse{width:120px;height:120px;border-radius:50%;margin:10px auto 18px;display:grid;place-items:center;border:1px solid var(--gd);color:var(--gd2);font-size:42px;position:relative}
.nfc-pulse.live::before,.nfc-pulse.live::after{content:"";position:absolute;inset:-1px;border-radius:50%;border:1px solid var(--gd);animation:pulse 2s infinite}
.nfc-pulse.live::after{animation-delay:1s}
@keyframes pulse{from{transform:scale(1);opacity:.8}to{transform:scale(1.6);opacity:0}}
.nfc-side{position:sticky;top:20px}
@media (max-width:1100px){.nfc-side{position:static;order:-1}}
.nfc-status{text-align:center;font-family:var(--serif);font-size:20px;margin-bottom:6px}
.rec{background:var(--bg2);border:1px solid var(--ln2);border-radius:12px;padding:12px;margin-top:10px}
.rec .mono{word-break:break-all;white-space:pre-wrap}
.meter{height:10px;border-radius:99px;background:var(--bg2);border:1px solid var(--ln2);overflow:hidden}
.meter>div{height:100%;background:linear-gradient(90deg,var(--ok),var(--gd));transition:width .2s}
.meter.over>div{background:var(--er)}
.warn{border:1px solid #5a4520;background:#1b150a;color:#F0D49A;border-radius:12px;padding:14px;font-size:14px}
.warn b{color:var(--gd2)}
.list-sel{max-height:300px;overflow:auto;display:flex;flex-direction:column;gap:6px}
.list-sel label{display:flex;gap:10px;align-items:center;padding:8px 10px;border:1px solid var(--ln2);border-radius:10px;background:var(--bg2);cursor:pointer}

/* Editor de diseño */
.ed{display:grid;grid-template-columns:200px minmax(0,1fr) 270px;gap:14px;align-items:start}
@media (max-width:1100px){.ed{grid-template-columns:1fr}}
.ed-tools{display:flex;flex-direction:column;gap:8px}
@media (max-width:1100px){.ed-tools{flex-direction:row;flex-wrap:wrap}.ed-tools .btn{flex:1 1 30%}}
.ed-tools .btn{justify-content:flex-start}
.ed-stage{background:repeating-conic-gradient(#0c1424 0% 25%,#0f192c 0% 50%) 50%/22px 22px;border:1px solid var(--ln);border-radius:var(--r);min-height:460px;display:grid;place-items:center;padding:24px;overflow:hidden;position:relative}
.ed-canvas{box-shadow:0 20px 60px rgba(0,0,0,.6);position:relative}
.ed-canvas.circle .canvas-container{border-radius:50%;overflow:hidden}
.ed-bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.ed-bar .sp{flex:1}
.ed-props{display:flex;flex-direction:column;gap:12px}
.ed-dim{position:absolute;left:12px;bottom:10px;font:12px var(--mono);color:var(--mu)}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}
.thumb{background:var(--sf);border:1px solid var(--ln);border-radius:var(--r);overflow:hidden;cursor:pointer;display:flex;flex-direction:column}
.thumb:hover{border-color:var(--gd)}
.thumb .im{aspect-ratio:1;background:repeating-conic-gradient(#0c1424 0% 25%,#0f192c 0% 50%) 50%/16px 16px;display:grid;place-items:center;padding:12px}
.thumb img{max-width:100%;max-height:100%}
.thumb .tt{padding:10px 12px;display:flex;justify-content:space-between;align-items:center;gap:8px}

/* Login */
.login-box{max-width:380px;margin:12vh auto;text-align:center}
.login-box .brand-mark{font-size:44px}
.login-box h1{font-family:var(--disp);letter-spacing:.3em;font-weight:500;color:var(--gd2);margin:10px 0 4px}

/* Toasts / modal */
.toasts{position:fixed;top:16px;right:16px;display:flex;flex-direction:column;gap:8px;z-index:200;max-width:calc(100vw - 32px)}
.toast{background:var(--sf2);border:1px solid var(--ln2);border-left:3px solid var(--gd);padding:12px 14px;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.5);font-size:14px;animation:tin .2s}
.toast.er{border-left-color:var(--er)}.toast.ok{border-left-color:var(--ok)}
@keyframes tin{from{opacity:0;transform:translateY(-6px)}}
.modal{position:fixed;inset:0;background:rgba(3,5,10,.75);display:grid;place-items:center;z-index:150;padding:16px}
.modal-box{background:var(--sf);border:1px solid var(--ln2);border-radius:18px;padding:22px;width:min(460px,100%);display:flex;flex-direction:column;gap:14px;max-height:90vh;overflow:auto}
.modal-box h3{margin:0;font-family:var(--disp);letter-spacing:.12em;font-weight:500;color:var(--gd2)}

/* ───────────── Signature Studio ───────────── */
.small{font-size:12px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;border:1px solid var(--ln2);background:var(--sf2);color:var(--mu);cursor:pointer;font-size:13px;font-weight:600;white-space:nowrap}
.chip:hover{border-color:var(--gd)}
.chip.on{color:#0A0E18;background:linear-gradient(180deg,var(--gd2),var(--gd));border-color:var(--gd2)}
.mini{width:26px;height:26px;display:inline-flex;align-items:center;justify-content:center;border-radius:7px;border:1px solid var(--ln2);background:var(--sf2);color:var(--mu);cursor:pointer;font-size:13px}
.mini:hover{border-color:var(--gd);color:var(--tx)}

.sig-tabs{display:flex;gap:8px;margin-bottom:18px}
.sig-tab{padding:9px 20px;border-radius:10px 10px 0 0;border:1px solid var(--ln);border-bottom:none;background:var(--sf);color:var(--mu);cursor:pointer;font-weight:600;font-size:14px}
.sig-tab.on{background:var(--sf2);color:var(--gd2);border-color:var(--ln2)}

.sig-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}
.sig-left,.sig-right{display:flex;flex-direction:column;gap:16px}
.sig-pane{display:flex;flex-direction:column;gap:14px}
.sig-ctrls{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.sig-ctrls label{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--mu);min-width:120px;flex:1}
.sig-ctrls input[type=range]{width:100%;accent-color:var(--gd)}
.sig-ink{flex-direction:row!important;align-items:center;gap:8px!important;min-width:auto!important;flex:0 0 auto!important}
.sig-ink input[type=color]{width:38px;height:30px;padding:2px;border:1px solid var(--ln2);border-radius:8px;background:var(--bg2);cursor:pointer}
.sig-check{flex-direction:row!important;align-items:center;gap:8px!important;min-width:auto!important;flex:0 0 auto!important}

.sig-filter{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.sig-search{flex:1;min-width:140px;padding:7px 12px!important;font-size:13px!important}

.sig-fonts{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-height:46vh;overflow:auto;padding:2px}
.sig-font{display:flex;flex-direction:column;gap:2px;padding:12px 14px;border:1px solid var(--ln);border-radius:12px;background:var(--sf);cursor:pointer;text-align:left;overflow:hidden}
.sig-font:hover{border-color:var(--gd)}
.sig-font.on{border-color:var(--gd2);background:var(--sf2);box-shadow:0 0 0 1px var(--gd2) inset}
.sig-font-prev{font-size:30px;line-height:1.25;color:var(--tx);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sig-font-name{font-size:11px;color:var(--mu);font-family:var(--mono)}

.sig-pad{width:100%;height:auto;aspect-ratio:900/360;background:var(--bg2);border:1px solid var(--ln2);border-radius:12px;touch-action:none;cursor:crosshair}

.sig-preview-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.sig-bg-toggle{display:flex;gap:6px}
.sig-preview{min-height:200px;display:flex;align-items:center;justify-content:center;border:1px solid var(--ln2);border-radius:14px;padding:22px;overflow:auto}
.sig-preview.light{background:#FFFFFF;background-image:linear-gradient(45deg,#eee 25%,transparent 25%),linear-gradient(-45deg,#eee 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#eee 75%),linear-gradient(-45deg,transparent 75%,#eee 75%);background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0}
.sig-preview.dark{background:#0A0E18;background-image:linear-gradient(45deg,#141b28 25%,transparent 25%),linear-gradient(-45deg,#141b28 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#141b28 75%),linear-gradient(-45deg,transparent 75%,#141b28 75%);background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0}
.sig-preview img{max-width:100%;max-height:300px;object-fit:contain}
.sig-preview .muted{color:var(--mu)}
.sig-preview.light .muted{color:#9aa}

.sig-lib{display:flex;flex-direction:column;gap:10px}
.sig-lib-head{display:flex;align-items:center;justify-content:space-between}
.sig-lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}
.sig-card{border:1px solid var(--ln);border-radius:12px;background:var(--sf);padding:8px;display:flex;flex-direction:column;gap:6px}
.sig-card-img{height:64px;display:flex;align-items:center;justify-content:center;background:#fff;border-radius:8px;overflow:hidden}
.sig-card-img img{max-width:100%;max-height:60px;object-fit:contain}
.sig-card-name{font-size:12px;color:var(--tx);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sig-card-acts{display:flex;gap:6px;justify-content:flex-end}

@media(max-width:860px){.sig-wrap{grid-template-columns:1fr}.sig-fonts{grid-template-columns:1fr 1fr;max-height:none}}