:root{
  --bg:#f6f7f9; --card:#fff; --ink:#1c1c1e; --muted:#6b7280; --line:#e8eaee;
  --green:#22b45a; --green-d:#1a9149; --green-l:#e7f8ee;
  --blue:#1d8cf8; --blue-d:#1673cc; --blue-l:#e8f3ff;
  --yellow:#ffc233; --yellow-l:#fff6dc; --red:#ef4444; --red-l:#fdecec; --purple:#8b5cf6; --purple-l:#f1ecff;
  --radius:18px; --shadow:0 1px 2px rgba(16,24,40,.04),0 4px 16px rgba(16,24,40,.06);
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Inter",-apple-system,BlinkMacSystemFont,"SF Pro Text",system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
h1,h2,h3{margin:0 0 .3em;letter-spacing:-.02em;line-height:1.2}
h1{font-size:28px;font-weight:900}
h2{font-size:19px;font-weight:800}
h3{font-size:16px;font-weight:800}
p{margin:.2em 0 .8em}
.muted{color:var(--muted)} .small{font-size:13px} .center{text-align:center}

/* Layout */
.shell{display:flex;min-height:100vh}
.side{width:240px;flex-shrink:0;background:var(--card);border-right:1px solid var(--line);padding:22px 14px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:21px;padding:4px 10px 22px;color:var(--ink)}
.brand .logo{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--green),#5ad48a);display:grid;place-items:center;color:#fff;font-size:20px;box-shadow:0 3px 0 var(--green-d)}
.nav a{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:12px;color:#3a3a3c;font-weight:700;margin-bottom:2px}
.nav a .ico{width:26px;text-align:center;font-size:18px}
.nav a:hover{background:#f2f3f5}
.nav a.on{background:var(--green-l);color:var(--green-d)}
.nav .badge{margin-left:auto}
.side .foot{margin-top:auto;padding:10px}
.wallet{background:var(--yellow-l);border-radius:14px;padding:12px 14px;margin:0 0 12px}
.wallet b{font-size:22px;font-weight:900;display:block}
.main{flex:1;min-width:0;padding:32px 40px 60px;max-width:1180px}
.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.topbar p{margin:0}
.mobilebar{display:none}

/* Cards */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;margin-bottom:18px}
.card.flat{box-shadow:none;border:1px solid var(--line)}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))} .g3{grid-template-columns:repeat(3,minmax(0,1fr))} .g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.stat{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;position:relative;overflow:hidden}
.stat .lbl{color:var(--muted);font-weight:700;font-size:13px}
.stat .val{font-size:30px;font-weight:900;letter-spacing:-.03em;line-height:1.15}
.stat .sub{font-size:13px;color:var(--muted)}
.stat .emo{position:absolute;right:16px;top:14px;font-size:24px;opacity:.9}
.stat.green{background:var(--green-l)} .stat.blue{background:var(--blue-l)} .stat.yellow{background:var(--yellow-l)} .stat.purple{background:var(--purple-l)} .stat.red{background:var(--red-l)}

/* Buttons: estilo "botón 3D" amigable */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:14px;padding:12px 20px;font:inherit;font-weight:800;font-size:15px;cursor:pointer;background:var(--green);color:#fff;box-shadow:0 4px 0 var(--green-d);transition:transform .06s,box-shadow .06s,filter .15s;text-transform:none;white-space:nowrap}
.btn:hover{filter:brightness(1.05)}
.btn:active{transform:translateY(3px);box-shadow:0 1px 0 var(--green-d)}
.btn.blue{background:var(--blue);box-shadow:0 4px 0 var(--blue-d)}
.btn.ghost{background:#fff;color:var(--ink);box-shadow:0 0 0 2px var(--line) inset,0 4px 0 var(--line)}
.btn.red{background:var(--red);box-shadow:0 4px 0 #b91c1c}
.btn.sm{padding:8px 14px;font-size:14px;border-radius:12px}
.btn.big{padding:16px 28px;font-size:17px;border-radius:16px}
.btn.block{width:100%}
.btn[disabled]{opacity:.5;pointer-events:none}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spread{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}

/* Forms */
label{display:block;font-weight:800;margin:0 0 6px;font-size:14px}
.field{margin-bottom:16px}
.hint{font-size:13px;color:var(--muted);margin-top:5px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=url],input[type=tel],input[type=datetime-local],select,textarea{width:100%;font:inherit;font-size:15px;padding:12px 14px;border-radius:12px;border:2px solid var(--line);background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(29,140,248,.12)}
textarea{min-height:110px;resize:vertical}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:700;cursor:pointer}
.check input{width:20px;height:20px;accent-color:var(--green);margin-top:1px}
.drop{border:2.5px dashed #cfd5dd;border-radius:var(--radius);padding:34px;text-align:center;background:#fafbfc;cursor:pointer;transition:.15s}
.drop:hover,.drop.over{border-color:var(--green);background:var(--green-l)}
.drop .big{font-size:42px}
.seg{display:inline-flex;background:#eef0f3;border-radius:12px;padding:4px;gap:4px;flex-wrap:wrap}
.seg a{padding:7px 14px;border-radius:9px;color:#3a3a3c;font-weight:700;font-size:14px}
.seg a.on{background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.1);color:var(--ink)}

/* Tables */
.tbl{width:100%;border-collapse:collapse}
.tbl th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:800;padding:10px 12px;border-bottom:1px solid var(--line)}
.tbl td{padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}
.tbl tr.link{cursor:pointer} .tbl tr.link:hover td{background:#fafbfc}
.tablewrap{overflow-x:auto;margin:0 -6px}

/* Pills */
.pill{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;font-size:12.5px;font-weight:800;background:#eef0f3;color:#3a3a3c;white-space:nowrap}
.pill.green{background:var(--green-l);color:var(--green-d)} .pill.blue{background:var(--blue-l);color:var(--blue-d)}
.pill.yellow{background:var(--yellow-l);color:#a16207} .pill.red{background:var(--red-l);color:#b91c1c} .pill.purple{background:var(--purple-l);color:#6d28d9}
.badge{background:var(--red);color:#fff;border-radius:999px;font-size:12px;font-weight:900;padding:1px 8px}

/* Progress */
.bar{height:12px;background:#eef0f3;border-radius:999px;overflow:hidden;display:flex}
.bar i{display:block;height:100%}
.bar .g{background:var(--green)} .bar .b{background:var(--blue)} .bar .r{background:var(--red)} .bar .y{background:var(--yellow)} .bar .p{background:var(--purple)}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-top:10px}
.legend span::before{content:"";display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;background:var(--c)}

/* Flash */
.flash{padding:14px 18px;border-radius:14px;font-weight:700;margin-bottom:18px;display:flex;gap:10px;align-items:center}
.flash.ok{background:var(--green-l);color:var(--green-d)} .flash.err{background:var(--red-l);color:#b91c1c}

/* Empty */
.empty{text-align:center;padding:40px 20px}
.empty .emo{font-size:56px;line-height:1;margin-bottom:10px}
.empty p{color:var(--muted);max-width:380px;margin:6px auto 18px}

/* Steps */
.steps{display:flex;gap:10px;margin-bottom:22px;flex-wrap:wrap}
.step{display:flex;align-items:center;gap:8px;font-weight:800;color:var(--muted);font-size:14px}
.step .n{width:28px;height:28px;border-radius:50%;background:#e5e7eb;display:grid;place-items:center;color:#fff;font-size:13px}
.step.on{color:var(--ink)} .step.on .n{background:var(--green)}
.step.done .n{background:var(--green-d)}
.step + .step::before{content:"";width:24px;height:2px;background:#e5e7eb;margin-right:2px}

/* Phone preview */
.phone{width:290px;max-width:100%;background:#fff;border-radius:38px;border:10px solid #1c1c1e;padding:26px 14px;min-height:360px;margin:0 auto;box-shadow:var(--shadow)}
.phone .who{text-align:center;font-size:12px;color:var(--muted);margin-bottom:14px;font-weight:700}
.bubble{background:#e9e9eb;border-radius:20px 20px 20px 6px;padding:10px 14px;font-size:14.5px;line-height:1.4;white-space:pre-wrap;word-break:break-word;max-width:92%}
.bubble a{color:var(--blue);text-decoration:underline}
.counter{display:flex;gap:14px;font-size:13px;color:var(--muted);font-weight:700;margin-top:6px;flex-wrap:wrap}
.counter b{color:var(--ink)}
.tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.tags button{border:0;background:var(--blue-l);color:var(--blue-d);font:inherit;font-weight:800;font-size:13px;padding:5px 10px;border-radius:9px;cursor:pointer}

/* Login */
.auth{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(1200px 500px at 50% -10%,#dff7e8,transparent),var(--bg)}
.auth .box{width:100%;max-width:400px}
.auth .hello{font-size:64px;text-align:center;line-height:1;margin-bottom:6px}

.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;font-size:14px}
.kv dt{color:var(--muted);font-weight:700} .kv dd{margin:0;font-weight:700}
code.copy{display:block;background:#f2f3f5;border-radius:10px;padding:10px 12px;font-size:13px;word-break:break-all;cursor:pointer}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}
.pager{display:flex;gap:8px;justify-content:center;margin-top:14px}

@media (max-width:900px){
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))} .g3,.g2{grid-template-columns:1fr}
  .side{position:fixed;left:-260px;z-index:20;transition:left .2s;box-shadow:0 0 40px rgba(0,0,0,.15)}
  .side.open{left:0}
  .main{padding:16px 16px 50px}
  .mobilebar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
  .mobilebar button{border:0;background:#f2f3f5;border-radius:10px;padding:8px 12px;font-size:18px}
  .shell{display:block}
  h1{font-size:24px}
}

/* Envío en vivo */
.livecard{background:linear-gradient(180deg,#f2f8ff,#fff);border:2px solid var(--blue-l)}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--red);margin-right:4px;animation:blink 1s infinite}
@keyframes blink{50%{opacity:.25}}
.big-bar{height:18px;margin:16px 0 14px}
.striped{background-image:linear-gradient(45deg,rgba(255,255,255,.25) 25%,transparent 25%,transparent 50%,rgba(255,255,255,.25) 50%,rgba(255,255,255,.25) 75%,transparent 75%);background-size:22px 22px;animation:stripes .8s linear infinite;transition:width .6s ease}
@keyframes stripes{to{background-position:22px 0}}
.feed{display:flex;flex-direction:column;gap:6px;min-height:40px}
.feedrow{display:grid;grid-template-columns:28px 1fr auto;gap:8px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 12px;animation:slidein .35s ease}
@keyframes slidein{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.donecard{background:linear-gradient(180deg,#eafaf1,#fff);border:2px solid var(--green-l)}
.sumbox{background:#fff;border-radius:14px;padding:14px 16px;border:1px solid var(--line)}
.sumbox b{display:block;font-size:24px;font-weight:900}
.sumbox span{font-size:13px;color:var(--muted);font-weight:700}

/* ===== Tema formal y minimalista ===== */
:root{--ink:#111318;--muted:#667085;--line:#e6e8ec;--bg:#f8f9fb;--radius:12px;--shadow:0 1px 2px rgba(16,24,40,.04);--brand:#111318}
body{font-size:14.5px;letter-spacing:-.005em}
h1{font-size:26px;font-weight:700;letter-spacing:-.025em}
h2{font-size:17px;font-weight:650}
h3{font-size:15px;font-weight:650}
label{font-weight:600;font-size:13.5px}
.side{width:248px;background:#fff;padding:20px 12px}
.brand{font-weight:700;font-size:18px;letter-spacing:-.02em}
.brand .logo{width:30px;height:30px;border-radius:8px;background:var(--brand);box-shadow:none;font-size:0}
.brand .logo::after{content:"T";font-size:15px;font-weight:800;color:#fff}
.nav a{font-weight:500;padding:9px 12px;border-radius:8px;color:#3b4250;font-size:14px}
.nav a .ico{width:20px;display:inline-flex;justify-content:center;color:#8a91a0}
.nav a .ico svg{width:18px;height:18px}
.nav a:hover{background:#f4f5f7}
.nav a.on{background:#f1f2f4;color:var(--ink);font-weight:600}
.nav a.on .ico{color:var(--ink)}
.wallet{background:#fff;border:1px solid var(--line);border-radius:10px}
.wallet b{font-size:20px;font-weight:700}
.main{padding:32px 44px 60px}
.card{border:1px solid var(--line);box-shadow:none;border-radius:var(--radius)}
.stat{border:1px solid var(--line);box-shadow:none;border-radius:var(--radius);background:#fff}
.stat.green,.stat.blue,.stat.yellow,.stat.purple,.stat.red{background:#fff}
.stat::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:0 3px 3px 0;background:transparent}
.stat.green::before{background:var(--green)}.stat.blue::before{background:var(--blue)}.stat.yellow::before{background:#f5b301}.stat.purple::before{background:var(--purple)}.stat.red::before{background:var(--red)}
.stat .emo{display:none}
.stat .lbl{font-weight:500;font-size:12.5px;text-transform:none}
.stat .val{font-size:26px;font-weight:700;letter-spacing:-.02em}
.btn{background:var(--ink);box-shadow:none;border-radius:9px;font-weight:600;font-size:14px;padding:10px 16px}
.btn:hover{filter:none;background:#2a2e37}
.btn:active{transform:none;box-shadow:none}
.btn.blue{background:var(--ink);box-shadow:none}
.btn.green{background:var(--green-d)}
.btn.ghost{background:#fff;color:var(--ink);box-shadow:none;border:1px solid var(--line)}
.btn.ghost:hover{background:#f6f7f9}
.btn.red{box-shadow:none}
.btn.sm{padding:7px 12px;font-size:13px;border-radius:8px}
.btn.big{padding:12px 20px;font-size:15px;border-radius:10px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=url],input[type=tel],input[type=datetime-local],select,textarea{border:1px solid #d6d9df;border-radius:9px;padding:10px 12px;font-size:14.5px}
input:focus,select:focus,textarea:focus{border-color:var(--ink);box-shadow:0 0 0 3px rgba(17,19,24,.08)}
.drop{border:1.5px dashed #c9ced6;border-radius:var(--radius)}
.drop:hover,.drop.over{border-color:var(--ink);background:#f6f7f9}
.seg{border-radius:9px;background:#f1f2f4}.seg a{border-radius:7px;font-weight:500;font-size:13.5px}
.tbl th{font-weight:600;font-size:11.5px}
.pill{font-weight:600;font-size:12px;border-radius:6px;padding:2px 8px}
.flash{border-radius:10px;font-weight:500;border:1px solid transparent}
.flash.ok{background:#f0faf4;border-color:#cdeedb}.flash.err{background:#fef3f2;border-color:#fbd5d1}
.step .n{width:24px;height:24px}
.step.on .n,.step.done .n{background:var(--ink)}
.empty .emo{font-size:40px;opacity:.9}
.auth{background:var(--bg)}
.livecard{background:#fff;border:1px solid var(--line)}
.donecard{background:#fff;border:1px solid var(--line)}
.sumbox b{font-weight:700}
.badge{border-radius:6px;font-weight:700}
.tags button{border-radius:7px;font-weight:600;background:#f1f2f4;color:var(--ink)}
.tip{display:flex;gap:10px;padding:10px 12px;border-radius:9px;font-size:13.5px;border:1px solid var(--line);background:#fff;margin-bottom:8px}
.tip .i{flex:0 0 18px;font-weight:700}
.tip.good{border-color:#cdeedb;background:#f6fcf8}.tip.good .i{color:var(--green-d)}
.tip.warn{border-color:#f9e2a8;background:#fffbef}.tip.warn .i{color:#b7791f}
.tip.bad{border-color:#fbd5d1;background:#fff8f7}.tip.bad .i{color:#c0352b}

/* Íconos de línea (armonía) */
.ic{width:18px;height:18px;vertical-align:-3px;flex-shrink:0}
.ic.g{color:var(--green)} .ic.r{color:var(--red)} .ic.p{color:#8a91a0}
.flash .ic{margin-right:4px}
.empty .emo .ic{width:40px;height:40px;stroke-width:1.3;color:#9aa1ad}
.pill .ic{width:13px;height:13px;vertical-align:-2px}
.btn .ic{width:16px;height:16px;vertical-align:-3px}
.pmico{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:10px;background:#f2f3f5;color:var(--ink)}
.feedrow .ic{width:18px;height:18px}
.tip .ic,.tips .ic{color:#8a91a0}
.mobilebar button .ic{width:20px;height:20px;vertical-align:middle}

/* Barra inferior en el celular */
.tabbar{display:none}
.side-backdrop{display:none}
@media (max-width:900px){
  .tabbar{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:15;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-top:1px solid var(--line);padding:6px 4px calc(6px + env(safe-area-inset-bottom))}
  .tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:10.5px;font-weight:600;color:#8a91a0;text-decoration:none;padding:4px 0}
  .tabbar a .ic{width:22px;height:22px}
  .tabbar a.on{color:var(--ink)}
  .tabbar a.cta .ic{background:var(--ink);color:#fff;border-radius:12px;width:40px;height:30px;padding:5px 9px;box-sizing:border-box}
  .main{padding:16px 16px calc(86px + env(safe-area-inset-bottom))}
  .side.open + .side-backdrop,.side-backdrop.on{display:block;position:fixed;inset:0;background:rgba(17,19,24,.3);z-index:19}
  .mobilebar .wal{font-size:12px;font-weight:700;background:#f2f3f5;border-radius:999px;padding:5px 10px;margin-left:auto;margin-right:8px;color:var(--ink);text-decoration:none}
  .topbar{flex-wrap:wrap;gap:10px}
  .topbar .row{width:100%}
  .card{padding:16px}
  table{font-size:13px}
  .tablewrap,.card:has(> table){overflow-x:auto;-webkit-overflow-scrolling:touch}
  .row{flex-wrap:wrap}
  .steps{overflow-x:auto}
  .kv{grid-template-columns:1fr;gap:2px}
  .kv dd{margin-bottom:8px}
}
@media (max-width:520px){
  .g4{grid-template-columns:1fr 1fr;gap:10px}
  .stat .val{font-size:22px}
  h1{font-size:21px}
}
@media (display-mode:standalone){ .mobilebar{padding-top:calc(12px + env(safe-area-inset-top))} }

/* Verificación de cuenta */
.vstep{margin-bottom:14px}
.vstep.done{background:#f6fbf8;border-color:#cdeedd}
.vhead{display:flex;gap:12px;align-items:center}
.vnum{width:30px;height:30px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-weight:700;font-size:14px;flex-shrink:0}
.vstep.done .vnum{background:var(--green)}
.vnum .ic{width:16px;height:16px;stroke-width:2.4}
.otp{font-size:24px !important;letter-spacing:10px;text-align:center;font-variant-numeric:tabular-nums}
.linkbtn{background:none;border:0;color:var(--blue,#2563eb);font:inherit;cursor:pointer;padding:4px}
.linkbtn:disabled{color:var(--muted);cursor:default}
.linkbtn.muted{color:var(--muted)}
.testsms{display:grid;grid-template-columns:1fr 1fr;gap:0 14px;align-items:end}
.testsms .btn{justify-self:start}
@media (max-width:600px){.testsms{grid-template-columns:1fr}}