:root {
  /* Colores corporativos ATLAS GLOBAL SOLUTIONS (monocromo) */
  --navy: #0d0d0d;        /* negro principal */
  --navy-2: #2b2b2b;      /* negro secundario (degradados) */
  --gold: #111111;        /* acento (antes dorado) */
  --gold-soft: #c4c4c4;   /* texto secundario sobre fondo oscuro */
  --bg: #f5f5f4;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #6b6b6b;
  --line: #e4e4e2;
  --ok: #1a7f4e;
  --radius: 12px;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.45;
}

/* ---------- cabecera ---------- */
.topbar {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff;
  border-bottom: 3px solid #d6d6d4;
  padding: 18px 24px;
}
.topbar-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; color: #fff; }
.brand img, .brand svg { height: 52px; display: block; }
.topbar h1 {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin: 0;
  opacity: 0.95;
}
.topbar .subtitle { font-size: 0.8rem; color: var(--gold-soft); letter-spacing: 0.12em; text-transform: uppercase; }

.wrap { max-width: 1080px; margin: 28px auto 60px; padding: 0 20px; }

/* ---------- pasos ---------- */
.steps { display: flex; gap: 10px; margin-bottom: 22px; }
.step {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem; color: var(--muted); font-weight: 600;
}
.step .dot {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--line); color: var(--muted);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem;
}
.step.active { color: var(--navy); }
.step.active .dot { background: var(--navy); color: #fff; }
.step-sep { flex: 0 0 28px; border-top: 2px dashed var(--line); align-self: center; }

/* ---------- tarjetas / secciones ---------- */
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 24px;
  margin-bottom: 20px;
}
.card h2 {
  margin: 0 0 4px;
  font-size: 1rem;
  color: var(--navy);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-bottom: 2px solid var(--gold);
  display: inline-block;
  padding-bottom: 3px;
}
.card .hint { color: var(--muted); font-size: 0.82rem; margin: 4px 0 14px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 14px 18px;
}
.field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 4px;
}
.field .unit { font-weight: 400; color: #94a3b8; }
.field input {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--text);
  background: #fbfcfe;
}
.field input:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.10);
}

/* ---------- parámetros avanzados (plegable) ---------- */
details.advanced { padding: 0; overflow: hidden; }
details.advanced > summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.95rem;
  user-select: none;
}
details.advanced > summary::-webkit-details-marker { display: none; }
details.advanced > summary::before {
  content: '▸';
  transition: transform 0.15s ease;
  font-size: 0.9rem;
}
details.advanced[open] > summary::before { transform: rotate(90deg); }
details.advanced > summary .tag {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
  font-size: 0.82rem;
}
details.advanced .adv-body { padding: 0 24px 22px; }
details.advanced h3 {
  font-size: 0.85rem;
  color: var(--navy);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin: 20px 0 4px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 4px;
}
details.advanced .adv-body > h3:first-child { margin-top: 6px; }
details.advanced .hint { margin-top: 2px; }

/* ---------- botones ---------- */
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 6px; }
.btn {
  border: none; cursor: pointer;
  border-radius: 9px;
  padding: 12px 22px;
  font-size: 0.95rem; font-weight: 600;
  font-family: inherit;
  transition: transform 0.06s ease, box-shadow 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35); }
.btn-gold { background: #fff; color: var(--navy); border: 2px solid var(--navy); }
.btn-gold:hover { background: var(--navy); color: #fff; box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3); }
.btn-ghost { background: transparent; color: var(--navy); border: 1px solid var(--line); }
.btn-ghost:hover { border-color: var(--navy); }

/* ---------- resultados ---------- */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff;
  border-radius: var(--radius);
  padding: 26px 28px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  border-left: 6px solid #4a4a4a;
}
.hero .label { font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold-soft); }
.hero .amount { font-size: 2.1rem; font-weight: 700; letter-spacing: 0.01em; }
.hero .meta { font-size: 0.85rem; opacity: 0.85; }

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(215px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}
.kpi {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px 18px;
}
.kpi .k-label { font-size: 0.75rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.kpi .k-value { font-size: 1.15rem; font-weight: 700; color: var(--navy); margin-top: 3px; }

/* ---------- tablas ---------- */
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { padding: 8px 10px; text-align: right; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.05em; }
th:first-child, td:first-child { text-align: left; }
td.num { font-variant-numeric: tabular-nums; }
tr.total td { font-weight: 700; color: var(--navy); border-top: 2px solid var(--navy); }
tr.section td { font-weight: 700; color: var(--navy); background: #f1f5f9; text-align: left; }
.table-scroll { overflow-x: auto; }

/* selector beneficio */
.beneficio-bar {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin: 6px 0 16px;
}
.beneficio-bar label { font-weight: 600; color: var(--navy); }
.beneficio-bar select {
  padding: 10px 14px;
  border-radius: 8px;
  border: 2px solid var(--navy);
  font-size: 1rem; font-weight: 600;
  color: var(--navy);
  background: #fff;
  font-family: inherit;
  cursor: pointer;
}
.beneficio-pills { display: flex; gap: 18px; flex-wrap: wrap; }
.pill {
  background: #f4f4f2;
  border: 1px solid #bdbdbb;
  border-radius: 10px;
  padding: 8px 16px;
  font-size: 0.9rem;
}
.pill b { color: var(--navy); }

/* % editable dentro del desglose */
.pct-inline {
  width: 72px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  text-align: right;
  font: inherit;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  background: #fbfbfa;
}
.pct-inline:hover { border-color: #9b9b9b; }
.pct-inline:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.10);
  background: #fff;
}

tbody tr:hover { background: #fafbfd; }
tr.hl td { background: #ececea; font-weight: 700; }

.footer-note { color: var(--muted); font-size: 0.8rem; text-align: center; margin-top: 30px; }

.hidden { display: none !important; }

/* ---------- puerta de acceso ---------- */
html.locked body > .topbar,
html.locked body > .wrap { visibility: hidden; }
#gate {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.gate-box {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  padding: 36px 40px;
  text-align: center;
  max-width: 360px;
  width: 100%;
}
.gate-box img { height: 74px; margin-bottom: 10px; }
.gate-box h2 {
  margin: 0 0 6px;
  font-size: 1.05rem;
  color: var(--navy);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.gate-box p { color: var(--muted); font-size: 0.85rem; margin: 0 0 18px; }
.gate-box form { display: flex; flex-direction: column; gap: 10px; }
.gate-box input {
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  text-align: center;
}
.gate-box input:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.10);
}
.gate-error { color: #b3261e; font-size: 0.85rem; margin-top: 12px; font-weight: 600; }

@media print {
  .topbar { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .steps, .actions, .btn, .footer-note { display: none !important; }
  body { background: #fff; }
  .card, .kpi { box-shadow: none; border: 1px solid var(--line); }
}