/* ===========================================================
   flujomator — Diagnóstico IA de eficiencia empresarial
   Página de captación con subida de documentos contables.
   =========================================================== */

.crumbs {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.crumbs a {
  color: var(--muted);
  transition: color .15s;
}
.crumbs a:hover { color: var(--accent); }
.crumbs .sep { color: var(--line-2); }
.crumbs .here { color: var(--ink-2); }

.diag-hero {
  padding: 70px 0 62px;
  position: relative;
  overflow: hidden;
}
.diag-hero::before {
  content: "";
  position: absolute;
  top: -140px;
  right: -180px;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(230,161,115,0.26), transparent 62%);
  pointer-events: none;
}
.diag-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(340px, .94fr);
  gap: 54px;
  align-items: center;
}
.diag-hero h1 {
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.04;
  margin: 22px 0 0;
  text-wrap: balance;
}
.diag-lead {
  font-size: 16px;
  color: var(--ink-2);
  margin-top: 22px;
  max-width: 58ch;
  line-height: 1.72;
}
.diag-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}
.diag-fine {
  margin-top: 18px;
  font-size: 12.5px;
  color: var(--muted);
  max-width: 66ch;
  line-height: 1.55;
}

.diag-mail-preview {
  background: var(--ink);
  color: #f3ece2;
  border: 1px solid #3a2f24;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 28px 60px -22px rgba(34,26,18,0.55);
}
.mail-top {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 15px;
  background: #2c2117;
  border-bottom: 1px solid #3a2f24;
}
.mail-top .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #4d3f31;
}
.mail-top .dot.r { background: var(--accent); }
.mail-title {
  margin-left: 8px;
  font-size: 11.5px;
  color: #b6a796;
  letter-spacing: 0.04em;
}
.mail-body {
  padding: 22px;
}
.mail-label {
  display: inline-flex;
  margin-bottom: 8px;
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-l);
  font-weight: 700;
}
.mail-body h2 {
  color: #f3ece2;
  font-size: clamp(22px, 3.1vw, 30px);
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.mail-lines {
  display: grid;
  gap: 8px;
  margin-bottom: 20px;
}
.mail-lines span {
  display: block;
  height: 8px;
  border-radius: 999px;
  background: #4d3f31;
}
.mail-lines .w92 { width: 92%; }
.mail-lines .w78 { width: 78%; }
.mail-lines .w64 { width: 64%; }
.mail-block {
  border: 1px solid rgba(230,161,115,0.28);
  background: rgba(230,161,115,0.11);
  border-radius: 8px;
  padding: 13px 14px;
  margin-top: 10px;
}
.mail-block.warn {
  border-color: rgba(194,86,43,0.42);
  background: rgba(194,86,43,0.16);
}
.mail-block b {
  display: block;
  color: #f3ece2;
  font-size: 13px;
  margin-bottom: 4px;
}
.mail-block p {
  color: #c9bbab;
  font-size: 12.5px;
  line-height: 1.5;
}
.mail-offer {
  margin-top: 16px;
  border-top: 1px solid #3a2f24;
  padding-top: 16px;
}
.mail-offer span {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #9a8b7a;
  margin-bottom: 6px;
}
.mail-offer strong {
  display: block;
  color: var(--accent-l);
  font-size: 15px;
  line-height: 1.35;
}

.diag-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-2);
  padding: 18px 0;
}
.diag-strip-in {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line-2);
  border: 1px solid var(--line-2);
}
.diag-strip-in span {
  background: var(--paper-2);
  padding: 16px 18px;
  font-size: 12.5px;
  color: var(--ink-2);
  text-align: center;
}

.diag-report-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-2);
  border: 1px solid var(--line-2);
}
.diag-report-item {
  background: var(--card);
  padding: 26px 22px 24px;
}
.diag-report-item span {
  display: inline-flex;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}
.diag-report-item h3 {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.012em;
  margin-bottom: 8px;
}
.diag-report-item p {
  color: var(--ink-2);
  font-size: 13px;
  line-height: 1.62;
}

.diag-process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
}
.diag-step {
  padding: 26px 22px 24px;
  border-left: 1px solid var(--line-2);
}
.diag-step:first-child { border-left: none; }
.diag-step span {
  display: inline-flex;
  color: var(--accent);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.12em;
  margin-bottom: 14px;
}
.diag-step h3 {
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.diag-step p {
  color: var(--ink-2);
  font-size: 13px;
  line-height: 1.62;
}

.diag-form-layout {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 46px;
  align-items: start;
}
.diag-form-copy h2 {
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin: 16px 0;
  text-wrap: balance;
}
.diag-form-copy p {
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.7;
  max-width: 46ch;
}
.diag-privacy {
  margin-top: 28px;
  border: 1px solid var(--line);
  background: var(--card);
  padding: 20px 22px;
}
.diag-privacy h3 {
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-d);
  margin-bottom: 12px;
}
.diag-privacy ul {
  list-style: none;
  display: grid;
  gap: 10px;
}
.diag-privacy li {
  position: relative;
  padding-left: 18px;
  color: var(--ink-2);
  font-size: 12.8px;
  line-height: 1.55;
}
.diag-privacy li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 800;
}

.diag-form-card {
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: 14px;
  padding: 30px;
  box-shadow: 0 22px 50px -34px rgba(34,26,18,0.4);
}
.diag-form-card fieldset {
  border: 0;
  border-top: 1px solid var(--line);
  padding: 22px 0 4px;
  margin: 0 0 8px;
}
.diag-form-card fieldset:first-of-type {
  border-top: 0;
  padding-top: 0;
}
.diag-form-card legend {
  padding: 0 12px 0 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 800;
}
.diag-form-card .btn-primary {
  width: 100%;
  justify-content: center;
  margin-top: 12px;
}
.diag-form-card .btn-primary[disabled] {
  opacity: .72;
  cursor: progress;
  transform: none;
}
.diag-form-card form.was-validated .field input:invalid,
.diag-form-card form.was-validated .field select:invalid,
.diag-form-card form.was-validated .field textarea:invalid,
.diag-form-card form.was-validated .upload-zone input:invalid {
  border-color: var(--accent-d);
  box-shadow: 0 0 0 3px rgba(168,66,31,0.12);
}

.upload-zone {
  position: relative;
  margin-bottom: 14px;
}
.upload-zone label {
  display: grid;
  gap: 8px;
  border: 1px dashed var(--line-2);
  background: var(--paper);
  border-radius: 10px;
  padding: 22px;
  cursor: pointer;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.upload-zone label:hover,
.upload-zone.is-dragging label {
  border-color: var(--accent);
  background: var(--accent-w);
  box-shadow: 0 0 0 3px rgba(194,86,43,0.08);
}
.upload-zone input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}
.upload-kicker {
  color: var(--accent);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 800;
}
.upload-zone strong {
  font-size: 15px;
  line-height: 1.4;
  letter-spacing: -0.01em;
}
.upload-zone small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}
.doc-list {
  display: grid;
  gap: 8px;
  margin-bottom: 10px;
}
.doc-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 8px;
  padding: 9px 11px;
  font-size: 12.5px;
  color: var(--ink-2);
}
.doc-item b {
  color: var(--ink);
  overflow-wrap: anywhere;
  font-weight: 700;
}
.doc-item span {
  color: var(--muted);
  white-space: nowrap;
}
.upload-error {
  min-height: 18px;
  color: var(--accent-d);
  font-size: 12.5px;
  line-height: 1.45;
  margin-bottom: 12px;
}
.upload-error:empty { display: none; }

.check-field {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 10px;
  align-items: start;
  color: var(--ink-2);
  font-size: 12.5px;
  line-height: 1.55;
  margin-top: 12px;
}
.check-field input {
  width: 17px;
  height: 17px;
  margin-top: 2px;
  accent-color: var(--accent);
}
.check-field.muted {
  color: var(--muted);
}
.diag-success {
  text-align: center;
  padding: 34px 10px;
}
.diag-success .big-chk {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--ok);
  color: #f3ece2;
  display: grid;
  place-items: center;
  font-size: 26px;
  margin: 0 auto 18px;
}
.diag-success h3 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.diag-success p {
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.65;
  max-width: 48ch;
  margin: 0 auto;
}
.diag-success .diag-ref {
  margin-top: 14px;
  color: var(--muted);
  font-size: 12px;
}

.diag-faq .faq {
  max-width: 820px;
  margin: 0;
}

@media (max-width: 960px) {
  .diag-hero-grid,
  .diag-form-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .diag-mail-preview {
    max-width: 640px;
  }
  .diag-report-grid,
  .diag-process,
  .diag-strip-in {
    grid-template-columns: 1fr 1fr;
  }
  .diag-step:nth-child(3) {
    border-left: none;
  }
}

@media (max-width: 640px) {
  .diag-hero {
    padding: 46px 0 44px;
  }
  .diag-hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .diag-report-grid,
  .diag-process,
  .diag-strip-in {
    grid-template-columns: 1fr;
  }
  .diag-step {
    border-left: none;
    border-top: 1px solid var(--line-2);
  }
  .diag-step:first-child {
    border-top: none;
  }
  .diag-form-card {
    padding: 24px 18px;
  }
  .doc-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .doc-item span {
    white-space: normal;
  }
}