:root{
  --brand:#5B4BDB; --brand-ink:#3F31B8; --brand-soft:#EEEBFF;
  --ink:#1B1A22; --muted:#6B6878; --line:#E6E3EE; --bg:#FBFAF7; --card:#FFFFFF;
  --ok:#E7F6EE; --ok-ink:#17643F; --err:#FDECEC; --err-ink:#9B2323;
  --r:14px; --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font:16px/1.55 var(--font);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--brand-ink)}
h1{font-size:clamp(28px,4vw,40px);line-height:1.15;letter-spacing:-.02em;margin:.2em 0 .4em}
h2{font-size:26px;letter-spacing:-.01em;margin:0 0 16px}
h3{margin:0 0 6px;font-size:18px}
code,pre{font:13px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
code{background:var(--brand-soft);padding:2px 6px;border-radius:6px;word-break:break-all}
.muted{color:var(--muted)} .small{font-size:13px} .center{text-align:center}

.top{display:flex;align-items:center;justify-content:space-between;padding:16px clamp(16px,4vw,40px);border-bottom:1px solid var(--line);background:var(--card);position:sticky;top:0;z-index:5}
.brand{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--ink);font-weight:700;font-size:20px;letter-spacing:-.02em}
.top nav{display:flex;gap:18px;align-items:center}
.top nav a{text-decoration:none;color:var(--ink)}

.btn{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;border:0;border-radius:999px;padding:12px 22px;font:600 15px var(--font);cursor:pointer}
.btn:hover{background:var(--brand-ink)} .btn.small{padding:8px 16px;font-size:14px}
.top nav a.btn{color:#fff}

main{padding:0 clamp(16px,4vw,40px)}
main.narrow{max-width:720px;margin:32px auto} main.wide{max-width:1100px;margin:24px auto}

.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;max-width:1100px;margin:56px auto}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:12px;font-weight:700;color:var(--brand-ink);margin:0}
.lead{font-size:18px;color:var(--muted);max-width:560px}
.cta{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.phone{background:#ECE5DD;border-radius:28px;padding:22px 16px;border:8px solid #1B1A22;display:flex;flex-direction:column;gap:10px;max-width:360px;justify-self:center;box-shadow:0 20px 50px rgba(27,26,34,.18)}
.bubble{padding:9px 12px;border-radius:12px;font-size:14px;max-width:85%;box-shadow:0 1px 1px rgba(0,0,0,.08)}
.bubble.in{background:#fff;align-self:flex-start;border-top-left-radius:4px}
.bubble.out{background:#D9FDD3;align-self:flex-end;border-top-right-radius:4px}

.sectors{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px;max-width:1100px;margin:24px auto}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;text-decoration:none;color:var(--ink);transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--brand);transform:translateY(-2px)}
.card p{color:var(--muted);margin:0;font-size:15px}
.ico{font-size:28px;display:block;margin-bottom:8px}

.steps,.pricing{max-width:1100px;margin:56px auto}
.steps ol{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:0;list-style:none;counter-reset:s}
.steps li{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;counter-increment:s;color:var(--muted)}
.steps li::before{content:counter(s);display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--brand-soft);color:var(--brand-ink);font-weight:700;margin-bottom:10px}
.steps li strong{color:var(--ink)}
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;max-width:1150px;margin:0 auto}
.plan{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative}
.plan.featured{border:2px solid var(--brand)}
.price{font-size:34px;font-weight:700;margin:6px 0;letter-spacing:-.02em} .price span{font-size:15px;color:var(--muted);font-weight:400}
.plan ul{padding-left:18px;color:var(--muted)}
.plan .tag{margin:-4px 0 0;color:var(--muted);font-size:14px}
.plan li{margin:4px 0}
.soon{position:absolute;top:16px;right:16px;margin:0;font-size:12px;background:var(--brand-soft);color:var(--brand-ink);padding:3px 10px;border-radius:999px}
.foot{text-align:center;color:var(--muted);font-size:13px;padding:32px 16px;border-top:1px solid var(--line);margin-top:48px}

.form{display:flex;flex-direction:column;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.form label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:14px}
.form input,.form textarea{font:15px var(--font);padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
.form input:focus,.form textarea:focus{outline:2px solid var(--brand);border-color:transparent}
.form input[type=color]{height:44px;padding:4px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form button{align-self:flex-start}
.error{background:var(--err);color:var(--err-ink);padding:10px 14px;border-radius:10px}
.ok{background:var(--ok);color:var(--ok-ink);padding:10px 14px;border-radius:10px}
.ok.big{padding:16px 18px;margin-bottom:12px}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:8px 0 20px;overflow-x:auto}
.tabs a{padding:10px 14px;text-decoration:none;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap;font-weight:600}
.tabs a.on{color:var(--ink);border-color:var(--brand)}
.empty{background:var(--card);border:1px dashed var(--line);border-radius:var(--r);padding:32px;text-align:center}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}
.stats div{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.stats b{display:block;font-size:26px;letter-spacing:-.02em} .stats span{color:var(--muted);font-size:13px}
.list{display:flex;flex-direction:column;gap:8px}
.conv{background:var(--card);border:1px solid var(--line);border-radius:12px}
.conv summary{display:grid;grid-template-columns:220px 1fr auto;gap:16px;align-items:center;padding:14px 16px;cursor:pointer;list-style:none}
.conv summary::-webkit-details-marker{display:none}
.who{display:flex;flex-direction:column} .who span{font-size:13px}
.what{color:var(--muted);font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px}
.status{font:600 12px var(--font);border-radius:999px;padding:4px 8px;border:1px solid var(--line);background:#fff}
.s-pide-cita{background:#FFE9D6;border-color:#F5C39A} .s-con-datos{background:#FFF6DB;border-color:#F2DE9B} .s-cita-agendada{background:var(--ok);border-color:#B7E3CB} .s-cliente{background:var(--brand-soft);border-color:#CBC4FF} .s-descartado{background:#F1F1F3;color:var(--muted)}
.detail{display:grid;grid-template-columns:260px 1fr;gap:20px;padding:0 16px 16px;border-top:1px solid var(--line)}
.detail dl{margin:14px 0 0;display:grid;align-content:start;grid-template-columns:auto 1fr;gap:4px 12px;font-size:14px}
.detail dt{color:var(--muted)} .detail dd{margin:0;font-weight:600}
.transcript{background:#F6F4FA;border-radius:10px;padding:12px;margin-top:14px;max-height:320px;overflow:auto;font-size:14px}
.transcript p{margin:0 0 8px;padding:8px 10px;border-radius:10px;max-width:85%}
.transcript .u{background:#fff;margin-right:auto} .transcript .a{background:var(--brand-soft);margin-left:auto}
.tryframe{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;height:600px;max-width:420px;background:#fff}
.tryframe iframe{border:0;width:100%;height:100%}
pre.code{background:#1B1A22;color:#EDEBF7;padding:16px;border-radius:12px;overflow-x:auto;white-space:pre-wrap;word-break:break-all}
.tbl{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.tbl th,.tbl td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);font-size:14px}
.tbl th{color:var(--muted);font-weight:600;background:#F6F4FA}

/* Chat */
body.chatbody{background:#ECE5DD;height:100vh}
.chat{display:flex;flex-direction:column;height:100vh;max-width:560px;margin:0 auto;background:#ECE5DD}
.chat-head{display:flex;gap:12px;align-items:center;background:var(--accent);color:#fff;padding:12px 16px}
.chat-head span{display:block;font-size:12px;opacity:.85}
.avatar{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.22);display:grid;place-items:center;font-weight:700}
.chat-log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px}
.msg{padding:9px 12px;border-radius:12px;max-width:82%;font-size:15px;white-space:pre-wrap;box-shadow:0 1px 1px rgba(0,0,0,.08)}
.msg.a{background:#fff;align-self:flex-start;border-top-left-radius:4px}
.msg.u{background:#D9FDD3;align-self:flex-end;border-top-right-radius:4px}
.msg.typing{color:var(--muted);font-style:italic}
.msg.err{background:var(--err);color:var(--err-ink)}
.chat-input{display:flex;gap:8px;padding:10px;background:#F0F0F0}
.chat-input input{flex:1;border:0;border-radius:999px;padding:12px 16px;font:15px var(--font)}
.chat-input input:focus{outline:2px solid var(--accent)}
.chat-input button{width:46px;height:46px;border-radius:50%;border:0;background:var(--accent);color:#fff;font-size:18px;cursor:pointer}
.chat-legal{margin:0;padding:4px 12px 8px;background:#F0F0F0;text-align:center;font-size:11px;color:var(--muted)}

@media (max-width:820px){
  .hero{grid-template-columns:1fr;gap:28px;margin:32px auto}
  .sectors,.plans,.steps ol,.stats{grid-template-columns:1fr}
  .form .row{grid-template-columns:1fr}
  .conv summary{grid-template-columns:1fr;gap:6px} .meta{align-items:flex-start;flex-direction:row;gap:10px}
  .detail{grid-template-columns:1fr}
  .top nav{gap:10px}
}

/* Gestión */
.badge{display:inline-grid;place-items:center;min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:#E5484D;color:#fff;font-size:12px;margin-left:4px}
.bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:0 0 14px;flex-wrap:wrap}
.bar p{margin:0}
.acts{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.acts form{margin:0}
.btn.ghost{background:#fff;color:var(--brand-ink);border:1px solid var(--line)}
.btn.ghost:hover{background:var(--brand-soft)}
.btn.wa{background:#1FA855} .btn.wa:hover{background:#178a45}
.pill{font-size:11px;background:var(--brand-soft);color:var(--brand-ink);padding:2px 8px;border-radius:999px;font-weight:600}
.num{text-align:right;font-variant-numeric:tabular-nums} .right{text-align:right}
.tbl tr.click{cursor:pointer} .tbl tr.click:hover td{background:#FAF9FD}
.st{font:600 12px var(--font);padding:3px 10px;border-radius:999px;background:#F1F1F3;color:var(--muted);white-space:nowrap}
.st-enviado,.st-emitida{background:#FFF6DB;color:#7A5A00} .st-aceptado,.st-pagada{background:var(--ok);color:var(--ok-ink)}
.st-rechazado,.st-anulada{background:#F1F1F3;color:var(--muted);text-decoration:line-through} .st-vencida{background:var(--err);color:var(--err-ink)}
.form h3.sep{margin:12px 0 0;padding-top:16px;border-top:1px solid var(--line)}
.form select{font:15px var(--font);padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#fff}
.convert{margin:12px 0 0;grid-column:1/-1}
.two{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:start}
.plain{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.plain li{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.lines-h,.line{display:grid;grid-template-columns:1fr 90px 140px 90px 36px;gap:8px;align-items:center}
.lines-h{font-size:12px;color:var(--muted);font-weight:600}
#lines{display:flex;flex-direction:column;gap:8px}
.line input,.line select{font:15px var(--font);padding:9px 10px;border:1px solid var(--line);border-radius:10px;min-width:0}
.line .x{border:0;background:none;font-size:22px;color:var(--muted);cursor:pointer}
.sum{background:var(--brand-soft);padding:12px 14px;border-radius:10px;text-align:right}
.warn{background:#FFF6DB;color:#5C4600;padding:12px 14px;border-radius:10px;font-size:14px;margin-top:16px}
.doc{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:36px;max-width:820px}
.doc h2{margin:0 0 4px}
.doc-h{display:flex;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line);padding-bottom:18px}
.doc-c{margin:18px 0}
.doc-c p{margin:2px 0}
.doc-t{border:0}
.doc-t th{background:none;border-bottom:2px solid var(--ink)}
.doc-tot{margin-left:auto;max-width:340px;margin-top:14px;display:flex;flex-direction:column;gap:6px}
.doc-tot div{display:flex;justify-content:space-between;gap:16px;font-size:14px}
.doc-tot .grand{border-top:2px solid var(--ink);padding-top:8px;font-size:18px}
.doc-n{margin-top:18px;font-size:14px}
.fups{display:flex;flex-direction:column;gap:12px}
.fup{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--line);border-radius:12px;padding:14px 16px;display:flex;flex-direction:column;gap:10px}
.fup.p0{border-left-color:#E5484D} .fup.p1{border-left-color:#F5A524} .fup.p2{border-left-color:var(--brand)} .fup.p3{border-left-color:#1FA855}
.fup-h{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center}
.fup-h div{display:flex;flex-direction:column}
.fico{font-size:22px}
.msgbox{font:14px/1.5 var(--font);padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#FAF9FD;resize:vertical;width:100%}
.fup-a{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.fup-a form{margin:0 0 0 auto}
@media (max-width:820px){.two{grid-template-columns:1fr}.lines-h{display:none}.line{grid-template-columns:1fr 70px;}.line input[name=concepto]{grid-column:1/-1}.doc{padding:20px}.doc-h{flex-direction:column}.tbl{display:block;overflow-x:auto}}
@media print{.top,.tabs,.noprint,.foot,h1{display:none!important}body{background:#fff}main.wide{margin:0;max-width:none}.doc{border:0;padding:0}}

.tbl th.num,.tbl td.num{text-align:right;white-space:nowrap}
@media (max-width:820px){.doc-h .right{text-align:left}.doc-t th,.doc-t td{padding:10px 6px}.doc-t{display:table;font-size:13px}}

/* Ayuda de NegoGestia */
.help-fab{position:fixed;right:24px;bottom:24px;width:56px;height:56px;border-radius:50%;border:0;background:var(--brand);color:#fff;font:700 24px var(--font);box-shadow:0 8px 24px rgba(91,75,219,.35);cursor:pointer;z-index:40}
.help-fab:hover,.help-fab.on{background:var(--brand-ink)}
.help{position:fixed;right:24px;bottom:92px;width:380px;max-width:calc(100vw - 32px);height:560px;max-height:calc(100vh - 120px);background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:0 16px 48px rgba(27,26,34,.2);display:flex;flex-direction:column;overflow:hidden;z-index:40}
.help[hidden]{display:none}
.help-h{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;background:var(--brand);color:#fff}
.help-h span{display:block;font-size:12px;opacity:.85}
.help-h button{background:none;border:0;color:#fff;font-size:24px;cursor:pointer;line-height:1}
.help-log{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:8px;background:#F6F4FA}
.hmsg{padding:9px 12px;border-radius:12px;max-width:88%;font-size:14px;line-height:1.5}
.hmsg.a{background:#fff;align-self:flex-start;border:1px solid var(--line)}
.hmsg.u{background:var(--brand);color:#fff;align-self:flex-end}
.hmsg.typing{color:var(--muted);font-style:italic}
.hmsg.err{background:var(--err);color:var(--err-ink)}
.hmsg b{color:var(--brand-ink);font-weight:600}
.help-sug{display:flex;flex-wrap:wrap;gap:6px;padding:0 14px 10px;background:#F6F4FA}
.help-sug:empty{display:none}
.chip{border:1px solid #CBC4FF;background:#fff;color:var(--brand-ink);border-radius:999px;padding:6px 12px;font:600 13px var(--font);cursor:pointer;text-align:left}
.chip:hover{background:var(--brand-soft)}
.help-in{display:flex;gap:8px;padding:10px;border-top:1px solid var(--line)}
.help-in input{flex:1;border:1px solid var(--line);border-radius:999px;padding:10px 14px;font:14px var(--font)}
.help-in input:focus{outline:2px solid var(--brand);border-color:transparent}
.help-in button{width:42px;height:42px;border-radius:50%;border:0;background:var(--brand);color:#fff;cursor:pointer}
@media (max-width:820px){.help{right:16px;left:16px;width:auto;bottom:84px;height:70vh}.help-fab{right:16px;bottom:16px}}