/* Paynex — paleta clara derivada del logo: azul Paynex, cian, marino del texto */
:root{
  --bg:#F5F8FD; --surface:#FFFFFF; --sunk:#F0F5FC; --line:#DFE7F2; --line-2:#C9D6E8;
  --ink:#0B1B3F; --ink-2:#2A3A5C; --muted:#61708C;
  --blue:#0A6CF0; --blue-600:#075BD0; --blue-50:#EAF2FF; --blue-100:#D6E6FE;
  --cyan:#33BFFB; --deep:#0A3B8C;
  --grad:linear-gradient(120deg,#0A6CF0 0%,#1E8FF5 55%,#33BFFB 100%);
  --ok:#0F7A55; --ok-bg:#E4F6EE; --warn:#9A5B00; --warn-bg:#FFF4E2; --err:#C42B2B; --err-bg:#FDECEC;
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"Cascadia Mono",Consolas,monospace;
  --r:14px; --r-sm:9px;
  --shadow:0 1px 2px rgba(11,27,63,.04),0 8px 24px rgba(11,27,63,.06);
  color-scheme:light;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue)}
code{font-family:var(--mono);font-size:.86em}
.container{max-width:1240px;margin:0 auto;padding-inline:20px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:700;font-size:14.5px;border-radius:10px;padding:11px 20px;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:transform .12s,box-shadow .15s,background .15s,border-color .15s;white-space:nowrap}
.btn-sm{padding:7px 14px;font-size:13.5px;border-radius:8px}
.btn-block{width:100%}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 16px rgba(10,108,240,.25)}
.btn-primary:hover:not(:disabled){box-shadow:0 8px 22px rgba(10,108,240,.33);transform:translateY(-1px)}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover:not(:disabled){border-color:var(--blue);color:var(--blue)}
.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}
:focus-visible{outline:3px solid rgba(10,108,240,.35);outline-offset:2px}

/* nav */
.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.85);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:28px;height:66px}
.brand img{height:30px;width:auto}
.nav-links{display:flex;gap:24px;margin-left:auto}
.nav-links a{color:var(--ink-2);text-decoration:none;font-weight:600;font-size:14px}
.nav-links a:hover{color:var(--blue)}

/* hero */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 380px at 88% -10%,rgba(51,191,251,.20),transparent 60%),
  radial-gradient(700px 360px at 8% 0%,rgba(10,108,240,.10),transparent 60%),
  linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);border-bottom:1px solid var(--line)}
.hero-in{display:grid;grid-template-columns:1.25fr 1fr;gap:48px;align-items:center;padding-block:56px 52px}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--blue-600);background:var(--blue-50);border:1px solid var(--blue-100);padding:5px 12px;border-radius:99px}
.hero h1{font-size:clamp(30px,4.2vw,46px);line-height:1.08;letter-spacing:-.025em;margin:18px 0 16px;font-weight:800;text-wrap:balance}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:17px;color:var(--ink-2);max-width:58ch;margin:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero-feats{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.hero-feats li{display:flex;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--shadow)}
.hero-feats b{display:block;font-size:15px}
.hero-feats span{color:var(--muted);font-size:13.5px}
.ic{flex:none;width:38px;height:38px;border-radius:10px;background:var(--blue-50);display:grid;place-items:center}
.ic svg{width:20px;height:20px;fill:none;stroke:var(--blue);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* app layout */
.app{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start;padding-block:36px 56px}
.app-main{display:grid;gap:20px;min-width:0}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow);display:grid;gap:18px;min-width:0}
.card-h{display:flex;gap:14px;align-items:flex-start}
.card-h h2{font-size:18px;margin:0;letter-spacing:-.01em}
.card-h p{margin:2px 0 0;color:var(--muted);font-size:13.5px}
.card-aside{margin-left:auto;color:var(--muted);font-size:13px;font-weight:600;white-space:nowrap;padding-top:4px}
.step{flex:none;width:32px;height:32px;border-radius:9px;background:var(--grad);color:#fff;font-weight:800;display:grid;place-items:center;font-size:14px}

.fields{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.field{display:grid;gap:6px;align-content:start}
.field>span{font-size:13px;font-weight:700;color:var(--ink-2)}
.field em{font-style:normal;font-weight:500;color:var(--muted)}
.field small{font-size:12px;color:var(--muted);line-height:1.4}
input,select,textarea{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:10px 12px;width:100%;min-width:0;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(10,108,240,.12)}
input.bad,select.bad{border-color:var(--err);background:var(--err-bg)}
.hdr-errs{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.hdr-errs:empty{display:none}
.hdr-errs li{font-size:13px;color:var(--err);background:var(--err-bg);border-radius:8px;padding:7px 12px}

.notice{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:var(--blue-50);border:1px solid var(--blue-100);color:var(--deep);border-radius:var(--r-sm);padding:10px 14px;font-size:13.5px;font-weight:600}
.notice .btn{margin-left:auto}
.drop{border:1.5px dashed var(--line-2);border-radius:var(--r);background:var(--sunk);padding:16px;display:grid;gap:12px;transition:border-color .15s,background .15s}
.drop.over{border-color:var(--blue);background:var(--blue-50)}
.drop-top{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.drop-icon{width:42px;height:42px;border-radius:11px;background:var(--surface);border:1px solid var(--line);display:grid;place-items:center}
.drop-icon svg{width:22px;height:22px;fill:none;stroke:var(--blue);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.drop-txt{display:grid;line-height:1.3}
.drop-txt span{color:var(--muted);font-size:13px}
.drop-btns{display:flex;gap:8px;margin-left:auto;flex-wrap:wrap}
textarea{font-family:var(--mono);font-size:12.5px;min-height:130px;resize:vertical;white-space:pre;overflow-x:auto;background:var(--surface)}
.cols{font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.cols code{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:1px 7px;color:var(--ink-2)}

.tbl-wrap{overflow:auto;border:1px solid var(--line);border-radius:var(--r-sm);max-height:480px}
table{border-collapse:separate;border-spacing:0;width:100%;font-size:13px;font-variant-numeric:tabular-nums}
th,td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;vertical-align:top}
th{position:sticky;top:0;background:var(--sunk);font-size:11.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);z-index:1}
tbody tr:hover td{background:#FAFCFF}
tbody tr:last-child td{border-bottom:0}
.r,td.num{text-align:right}
td.mono{font-family:var(--mono);font-size:12.5px}
td.msg{white-space:normal;min-width:230px;font-size:12.5px;line-height:1.45}
td .inf{color:var(--blue);font-style:italic}
tr.e td:first-child{box-shadow:inset 3px 0 var(--err)}
tr.w td:first-child{box-shadow:inset 3px 0 #E8A33A}
.chip{display:inline-block;font-size:11px;font-weight:700;border-radius:99px;padding:2px 9px}
.chip.ok{background:var(--ok-bg);color:var(--ok)}
.chip.e{background:var(--err-bg);color:var(--err)}
.chip.w{background:var(--warn-bg);color:var(--warn)}
.m-e{color:var(--err)} .m-w{color:var(--warn)}
.empty{padding:28px;text-align:center;color:var(--muted)}

.preview{margin:0;font-family:var(--mono);font-size:12px;line-height:1.6;background:#F7FAFE;border:1px solid var(--line);border-radius:var(--r-sm);padding:14px;overflow:auto;max-height:280px;color:var(--ink-2)}
.preview .ruler{color:#9AA8C0}
.preview .h{color:var(--blue-600);font-weight:500}
.fine{margin:0;font-size:12.5px;color:var(--muted)}

/* summary */
.app-side{position:sticky;top:86px}
.summary{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:22px;display:grid;gap:16px;position:relative;overflow:hidden}
.summary::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:var(--grad)}
.summary span{display:block;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.sum-file b{font-family:var(--mono);font-size:15px;font-weight:500;color:var(--deep)}
.sum-total b{font-size:30px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.15}
.sum-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;background:var(--sunk);border-radius:var(--r-sm);padding:12px}
.sum-grid b{font-size:18px;font-variant-numeric:tabular-nums}
.sum-grid b.e{color:var(--err)} .sum-grid b.w{color:var(--warn)}
.checks{list-style:none;margin:0;padding:0;display:grid;gap:7px;font-size:13px}
.checks li{display:flex;gap:9px;align-items:flex-start;color:var(--ink-2)}
.checks li::before{content:"";flex:none;width:16px;height:16px;margin-top:2px;border-radius:50%;background:var(--line) center/10px no-repeat}
.checks li.ok::before{background-color:var(--ok);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E")}
.checks li.no::before{background-color:var(--err-bg);border:2px solid var(--err)}
.toast{margin:0;font-size:12.5px;color:var(--muted);min-height:1.2em}

/* sections */
.section{padding-block:64px;border-top:1px solid var(--line);background:var(--surface)}
.section-alt{background:linear-gradient(180deg,var(--bg),#EEF4FD)}
.sec-title{font-size:clamp(24px,3vw,32px);letter-spacing:-.02em;margin:0 0 28px;text-wrap:balance}
.flow{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:f}
.flow li{counter-increment:f;border:1px solid var(--line);border-radius:var(--r);padding:20px;display:grid;gap:6px;align-content:start;background:var(--surface)}
.flow li::before{content:counter(f,decimal-leading-zero);font-family:var(--mono);font-size:13px;color:var(--blue);font-weight:500}
.flow b{font-size:16px}
.flow span{color:var(--muted);font-size:13.5px}
.tips{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.tips div{background:var(--sunk);border-radius:var(--r);padding:18px;display:grid;gap:4px}
.tips span{color:var(--muted);font-size:13.5px}
.sec-split{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
.sec-split p{color:var(--ink-2);font-size:16px;max-width:60ch;margin:0}
.sec-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.sec-list li{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);padding:13px 16px 13px 44px;position:relative;font-weight:600;box-shadow:var(--shadow)}
.sec-list li::before{content:"";position:absolute;left:14px;top:50%;width:18px;height:18px;margin-top:-9px;border-radius:50%;background:var(--grad)}
.foot{border-top:1px solid var(--line);background:var(--surface);padding-block:28px}
.foot-in{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.foot img{height:22px;width:auto}
.foot p{margin:0;color:var(--muted);font-size:12.5px;flex:1;min-width:240px}

@media (max-width:1020px){
  .app{grid-template-columns:minmax(0,1fr)}
  .app-side{position:static;order:-1}
  .hero-in{grid-template-columns:1fr;gap:30px}
  .flow{grid-template-columns:repeat(2,1fr)}
  .tips,.sec-split{grid-template-columns:1fr}
}
@media (max-width:640px){
  .nav-links{display:none}
  .nav-cta{margin-left:auto}
  .card{padding:18px}
  .flow{grid-template-columns:1fr}
  .drop-btns{margin-left:0;width:100%}
  .drop-btns .btn{flex:1}
  .hero-in{padding-block:38px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}