/* ============================================================
   JANUS AI CONSULTING — Landing insignia
   Dirección bloqueada: silver/chrome, dark cinematográfico.
   Concepto: el umbral de Janus — una línea de luz divide la cara
   que mira atrás (el problema, fría) de la que mira adelante
   (el sistema, iluminada). Tipografía de inscripción romana.
   Paleta oficial 70/20/10 — ver docs/brand/
   ============================================================ */

:root {
  /* Institucional (~70%) */
  --janus-black: #080A0D;
  --graphite: #11161D;
  --midnight-blue: #0C2342;
  --deep-blue: #143A63;
  --polished-silver: #B8C1CC;
  --cool-silver: #D7DCE2;
  --soft-white: #F4F6F8;
  --muted-champagne: #C8B58A;
  /* Activación (~20%) */
  --electric-blue: #2477C9;
  --cyan-signal: #19B7E8;
  --active-amber: #E3A83B;
  /* Semántica (≤10%) */
  --success-green: #2BB673;
  --insight-violet: #6F5BBD;
  --controlled-red: #C94B4B;

  --font-display: "Cinzel", "Cormorant Garamond", serif;
  --font-body: "Inter", "Manrope", system-ui, sans-serif;
  --container: 1140px;
  --line: rgba(184, 193, 204, 0.18);
  --chrome: linear-gradient(115deg, #F4F6F8 0%, #B8C1CC 30%, #FFFFFF 50%, #9FA9B6 70%, #D7DCE2 100%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--janus-black);
  color: var(--cool-silver);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 28px; }
.container-narrow { max-width: 760px; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 500; }

h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.12; letter-spacing: 0.005em;
  background: var(--chrome);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--soft-white);
}
h1 em {
  font-style: italic;
  -webkit-text-fill-color: var(--cyan-signal); color: var(--cyan-signal);
  text-shadow: 0 0 34px rgba(25, 183, 232, 0.4);
}

h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.6rem);
  line-height: 1.18; margin-bottom: 0.9rem;
  background: var(--chrome);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--soft-white);
}

h3 { font-size: 1.15rem; letter-spacing: 0.03em; color: var(--soft-white); }

a { color: var(--cyan-signal); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(8, 10, 13, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding-top: 12px; padding-bottom: 12px;
}
.brand { display: inline-flex; align-items: center; }
.brand-logo {
  height: 52px; width: auto;
  filter: drop-shadow(0 0 10px rgba(36, 119, 201, 0.45));
}
.nav-links { display: flex; gap: 32px; }
.nav-links a {
  color: var(--polished-silver); font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
}
.nav-links a:hover { color: var(--soft-white); text-decoration: none; }

/* ---------- Botones ---------- */
.btn {
  display: inline-block; padding: 15px 32px; border-radius: 3px;
  font-family: var(--font-body); font-weight: 600; font-size: 0.85rem;
  letter-spacing: 0.12em; text-transform: uppercase; cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, color 0.25s ease;
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: linear-gradient(135deg, var(--deep-blue), var(--electric-blue));
  color: var(--soft-white); border-color: rgba(25, 183, 232, 0.6);
  box-shadow: 0 0 28px rgba(36, 119, 201, 0.4);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--electric-blue), var(--cyan-signal));
  box-shadow: 0 0 38px rgba(25, 183, 232, 0.5);
}
.btn-ghost {
  background: transparent; color: var(--polished-silver);
  border-color: rgba(184, 193, 204, 0.5);
}
.btn-ghost:hover { color: var(--soft-white); border-color: var(--soft-white); }
.btn-sm { padding: 10px 20px; font-size: 0.72rem; }
.btn-lg { padding: 18px 44px; }

/* ---------- 1 · Hero: sobrio, centrado, con aire ---------- */
.hero {
  position: relative; overflow: hidden;
  min-height: 88vh;
  display: flex; align-items: center;
  background:
    radial-gradient(ellipse 70% 55% at 50% 0%, rgba(20, 58, 99, 0.45), transparent 68%),
    radial-gradient(ellipse 45% 40% at 50% 105%, rgba(25, 183, 232, 0.1), transparent 70%),
    var(--janus-black);
  padding: 140px 0 120px;
  text-align: center;
}
.hero-inner { position: relative; z-index: 2; max-width: 860px; margin: 0 auto; }
.hero-mark {
  height: clamp(110px, 16vw, 170px); width: auto;
  margin-bottom: 2.4rem;
  filter: drop-shadow(0 0 34px rgba(36, 119, 201, 0.55)) drop-shadow(0 0 8px rgba(25, 183, 232, 0.35));
}
.hero h1 { max-width: 20ch; margin: 0 auto; }
.eyebrow {
  font-size: 0.72rem; letter-spacing: 0.34em; text-transform: uppercase;
  color: var(--muted-champagne); margin-bottom: 2.2rem; font-weight: 500;
}
.lead {
  color: var(--cool-silver); font-size: 1.1rem;
  margin: 2.2rem auto 0; max-width: 38rem;
}
.support {
  color: rgba(184, 193, 204, 0.75); font-size: 0.88rem;
  margin: 2.4rem auto 0; max-width: 34rem;
}
.cta-row { display: flex; gap: 18px; flex-wrap: wrap; justify-content: center; margin-top: 3rem; }

/* ---------- Secciones: base ---------- */
.section { padding: 110px 0; position: relative; }
.sec-head { max-width: 720px; margin-bottom: 3.5rem; }
.kicker {
  font-size: 0.7rem; letter-spacing: 0.34em; text-transform: uppercase;
  color: var(--electric-blue); font-weight: 600; margin-bottom: 1.1rem;
  display: flex; align-items: center; gap: 14px;
}
.kicker::before { content: ""; width: 34px; height: 1px; background: currentColor; }
.section-lead { color: var(--polished-silver); max-width: 44rem; margin-top: 0.4rem; }

.section-deep {
  background:
    radial-gradient(ellipse 70% 55% at 50% 0%, rgba(20, 58, 99, 0.4), transparent 70%),
    var(--graphite);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-light { background: var(--soft-white); }
.section-light h2 { background: none; -webkit-text-fill-color: var(--midnight-blue); color: var(--midnight-blue); }
.section-light h3 { color: var(--midnight-blue); }
.section-light .kicker { color: var(--deep-blue); }
.section-light .section-lead, .section-light p { color: #3A4552; }

/* ---------- 2 · El problema: la cara que mira atrás ---------- */
.section-cold { background: var(--janus-black); }
.kicker-cold { color: var(--controlled-red); }
.ledger {
  list-style: none; counter-reset: pain;
  columns: 2; column-gap: 64px;
}
.ledger li {
  counter-increment: pain;
  break-inside: avoid;
  position: relative;
  padding: 20px 0 20px 64px;
  border-top: 1px solid var(--line);
  font-size: 0.96rem; color: var(--polished-silver);
}
.ledger li::before {
  content: counter(pain, decimal-leading-zero);
  position: absolute; left: 0; top: 18px;
  font-family: var(--font-display); font-size: 1.3rem;
  color: rgba(184, 193, 204, 0.45);
}
.ledger li::after {
  content: ""; position: absolute; left: 40px; top: 28px;
  width: 10px; height: 1px; background: var(--controlled-red);
}

/* ---------- 3 · Qué hace Janus: cruza el umbral ---------- */
.section-turn {
  background:
    radial-gradient(ellipse 60% 70% at 50% 20%, rgba(36, 119, 201, 0.22), transparent 65%),
    var(--graphite);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.formula-line {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 18px 26px;
  margin: 3.2rem 0 2.8rem; padding: 34px 8px;
  position: relative;
}
.formula-line::before {
  content: ""; position: absolute; left: 0; right: 0; top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(25, 183, 232, 0.7) 15%, rgba(25, 183, 232, 0.7) 85%, transparent);
}
.formula-line span {
  position: relative;
  font-family: var(--font-display); font-size: clamp(0.82rem, 1.4vw, 1.05rem);
  letter-spacing: 0.1em; color: var(--soft-white);
  background: var(--graphite);
  padding: 8px 16px;
  border: 1px solid rgba(25, 183, 232, 0.4);
  border-radius: 100px;
  box-shadow: 0 0 18px rgba(36, 119, 201, 0.25);
}
.statement {
  font-family: var(--font-display); font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  line-height: 1.45; color: var(--cool-silver); max-width: 44rem;
  border-left: 2px solid var(--muted-champagne); padding-left: 26px;
}

/* ---------- 4 · Tres pilares: bandas monumentales ---------- */
.pillars { border-top: 1px solid var(--line); }
.pillar {
  display: grid; grid-template-columns: 0.85fr 1.35fr;
  gap: 40px; align-items: center;
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.4s ease;
}
.pillar:hover { background: linear-gradient(90deg, transparent, rgba(20, 58, 99, 0.18) 50%, transparent); }
.pillar-word {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2.6rem, 6.5vw, 4.6rem);
  line-height: 1; letter-spacing: 0.04em;
  background: var(--chrome);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  justify-self: start;
}
.pillar:hover .pillar-word { filter: drop-shadow(0 0 26px rgba(25, 183, 232, 0.35)); }
.pillar-body h3 { margin-bottom: 0.7rem; }
.pillar-body p { font-size: 0.95rem; color: var(--polished-silver); max-width: 38rem; }
.pillar-result {
  margin-top: 1rem; color: var(--cyan-signal) !important; font-size: 0.9rem !important;
}
.pillar-result::before { content: "→ "; color: var(--muted-champagne); }

/* ---------- 5 · Casos de uso: expediente lateral ---------- */
.usecase-grid {
  display: grid; grid-template-columns: 0.9fr 1.3fr; gap: 72px;
  align-items: start;
}
.sec-head-side { margin-bottom: 0; position: sticky; top: 110px; }
.usecase-rows { border-top: 1px solid var(--line); }
.usecase {
  display: grid; grid-template-columns: 170px 1fr; gap: 24px;
  padding: 26px 0; border-bottom: 1px solid var(--line);
}
.usecase h3 {
  font-size: 0.92rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--muted-champagne); padding-top: 3px;
}
.usecase p { font-size: 0.93rem; color: var(--polished-silver); }

/* ---------- 6 · Metodología: numerales romanos ---------- */
.method-rail {
  list-style: none; position: relative;
  max-width: 860px;
}
.method-rail::before {
  content: ""; position: absolute; top: 12px; bottom: 12px; left: 44px;
  width: 1px;
  background: linear-gradient(180deg, rgba(25, 183, 232, 0.7), rgba(36, 119, 201, 0.35));
}
.method-rail li {
  display: grid; grid-template-columns: 110px 1fr; gap: 28px;
  padding: 26px 0; align-items: baseline;
}
.numeral {
  font-family: var(--font-display); font-size: 1.9rem; font-weight: 500;
  color: var(--cyan-signal); text-align: center;
  background: var(--janus-black);
  position: relative; z-index: 2;
  padding: 4px 0;
  text-shadow: 0 0 22px rgba(25, 183, 232, 0.5);
}
.section-deep .numeral { background: var(--graphite); }
.method-rail h3 { margin-bottom: 0.35rem; }
.method-rail p { font-size: 0.93rem; color: var(--polished-silver); max-width: 34rem; }

/* ---------- 7 · Oferta: escalera real ---------- */
.offer-steps {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px; align-items: start; margin-top: 1rem;
}
.offer {
  background: rgba(8, 10, 13, 0.6);
  border: 1px solid var(--line);
  border-top: 2px solid var(--polished-silver);
  padding: 34px 30px;
}
.offer.step-1 { margin-top: 96px; }
.offer.step-2 { margin-top: 48px; }
.offer.step-3 { margin-top: 0; border-top-color: var(--muted-champagne); }
.offer-level {
  font-size: 0.68rem; letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--muted-champagne); font-weight: 600; margin-bottom: 1rem;
}
.offer h3 { margin-bottom: 0.8rem; font-size: 1.2rem; }
.offer p { font-size: 0.92rem; color: var(--polished-silver); }
.offer-note {
  margin-top: 1.2rem; padding-top: 1rem; border-top: 1px solid var(--line);
  font-style: italic; color: var(--cool-silver) !important; font-size: 0.86rem !important;
}
.offer-featured {
  border-color: rgba(25, 183, 232, 0.5);
  border-top: 2px solid var(--cyan-signal);
  background: linear-gradient(180deg, rgba(20, 58, 99, 0.45), rgba(8, 10, 13, 0.7) 70%);
  box-shadow: 0 0 34px rgba(36, 119, 201, 0.3);
}
.ladder {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: 10px 0; margin-top: 4rem;
  font-family: var(--font-display); font-size: 1rem; letter-spacing: 0.12em;
  color: var(--soft-white);
}
.ladder span { padding: 0 22px; position: relative; }
.ladder span:not(:last-child)::after {
  content: "→"; position: absolute; right: -9px;
  color: var(--active-amber); font-family: var(--font-body);
}

/* ---------- 8 · Diferenciadores: lista sobria ---------- */
.diff-list {
  list-style: none; counter-reset: diff;
  columns: 2; column-gap: 72px;
  max-width: 1040px;
}
.diff-list li {
  counter-increment: diff; break-inside: avoid;
  position: relative; padding: 16px 0 16px 58px;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem; color: var(--cool-silver);
}
.diff-list li::before {
  content: counter(diff, decimal-leading-zero);
  position: absolute; left: 0; top: 14px;
  font-family: var(--font-display); font-size: 1.15rem;
  color: var(--electric-blue);
}
.diff-list em { font-style: italic; color: var(--cyan-signal); }

/* ---------- 9 · Gobernanza: estratos ---------- */
.strata { list-style: none; max-width: 880px; }
.strata li {
  background: #FFFFFF;
  border: 1px solid #C9D2DC;
  border-left: 3px solid var(--midnight-blue);
  padding: 24px 30px;
  margin-bottom: 10px;
  box-shadow: 0 1px 2px rgba(12, 35, 66, 0.06);
}
.strata li:nth-child(1) { margin-left: 0; }
.strata li:nth-child(2) { margin-left: 5%; }
.strata li:nth-child(3) { margin-left: 10%; border-left-color: var(--electric-blue); }
.strata li:nth-child(4) { margin-left: 15%; }
.strata li:nth-child(5) { margin-left: 20%; border-left-color: var(--active-amber); }
.strata h3 { margin-bottom: 0.3rem; font-size: 1.02rem; }
.strata p { font-size: 0.9rem; }

/* ---------- 10 · Piloto: expediente técnico ---------- */
.dossier {
  border: 1px solid rgba(184, 193, 204, 0.35);
  max-width: 920px;
  position: relative;
  background: rgba(17, 22, 29, 0.5);
}
.dossier::before {
  content: ""; position: absolute; top: -1px; left: -1px;
  width: 46px; height: 46px;
  border-top: 2px solid var(--active-amber);
  border-left: 2px solid var(--active-amber);
}
.dossier-row {
  display: grid; grid-template-columns: 220px 1fr; gap: 30px;
  padding: 28px 38px;
  border-bottom: 1px solid var(--line);
}
.dossier-row:last-child { border-bottom: none; }
.dossier dt {
  font-family: var(--font-display); font-size: 0.95rem;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--active-amber);
}
.dossier dd { font-size: 0.95rem; color: var(--polished-silver); }

/* ---------- 11 · FAQ ---------- */
.faq-list { border-top: 1px solid #C9D2DC; }
.faq-item { border-bottom: 1px solid #C9D2DC; }
.faq-item summary {
  cursor: pointer; padding: 20px 48px 20px 2px; list-style: none;
  font-weight: 600; font-size: 0.98rem; color: var(--midnight-blue);
  position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; position: absolute; right: 8px; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display); font-size: 1.4rem; color: var(--electric-blue);
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p { padding: 0 2px 22px; font-size: 0.93rem; max-width: 60ch; }

/* ---------- 12 · CTA final ---------- */
.cta-final {
  text-align: center;
  background:
    radial-gradient(ellipse 50% 65% at 50% 100%, rgba(36, 119, 201, 0.35), transparent 70%),
    var(--janus-black);
  padding: 130px 0;
}
.cta-final .section-lead { margin: 1.1rem auto 2.6rem; }
.cta-tag {
  margin-top: 2.4rem; font-family: var(--font-display);
  letter-spacing: 0.3em; text-transform: uppercase;
  font-size: 0.78rem; color: var(--muted-champagne);
}

/* ---------- 13 · Contacto: campos editoriales ---------- */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 72px;
  align-items: start;
}
.contact-meta { list-style: none; margin-top: 2rem; }
.contact-meta li { color: var(--polished-silver); font-size: 0.95rem; padding: 6px 0; }
.contact-form { display: grid; gap: 26px; }
.contact-form label {
  display: grid; gap: 8px;
  font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--polished-silver);
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  font-family: var(--font-body); font-size: 1rem;
  padding: 10px 2px;
  background: transparent; color: var(--soft-white);
  border: none; border-bottom: 1px solid rgba(184, 193, 204, 0.4);
  border-radius: 0;
  transition: border-color 0.25s ease;
}
.contact-form select { cursor: pointer; }
.contact-form select option { background: var(--graphite); color: var(--soft-white); }
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: rgba(184, 193, 204, 0.45); }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none; border-bottom-color: var(--cyan-signal);
  box-shadow: 0 1px 0 0 var(--cyan-signal);
}
.contact-form button { margin-top: 10px; justify-self: start; }
.form-status { font-size: 0.88rem; min-height: 1.4em; }
.form-status.ok { color: var(--success-green); }
.form-status.error { color: var(--controlled-red); }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--line); padding: 64px 0;
  background: var(--janus-black); text-align: center;
}
.footer-logo {
  height: 110px; width: auto;
  filter: drop-shadow(0 0 20px rgba(36, 119, 201, 0.45));
  margin-bottom: 18px;
}
.footer p { color: var(--polished-silver); font-size: 0.9rem; margin-top: 0.4rem; }
.footer .footer-meta { font-size: 0.78rem; color: rgba(184, 193, 204, 0.55); }

/* ---------- Animación de aparición ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- 12b · Demo en vivo: agente de voz + WhatsApp ---------- */
.section-demo {
  background:
    radial-gradient(ellipse 60% 60% at 50% 50%, rgba(20, 58, 99, 0.35), transparent 72%),
    var(--graphite);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.sec-head-center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head-center .kicker { justify-content: center; }
.sec-head-center .kicker::after { content: ""; width: 34px; height: 1px; background: currentColor; }
.sec-head-center .section-lead { margin-left: auto; margin-right: auto; }
.demo-cards {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px; max-width: 880px; margin: 0 auto;
}
.demo-card {
  background: rgba(8, 10, 13, 0.6);
  border: 1px solid var(--line);
  padding: 44px 36px;
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.demo-card:hover {
  border-color: rgba(25, 183, 232, 0.5);
  box-shadow: 0 0 28px rgba(36, 119, 201, 0.25);
}
.demo-icon {
  width: 58px; height: 58px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--cyan-signal);
  border: 1px solid rgba(25, 183, 232, 0.5);
  background: rgba(12, 35, 66, 0.5);
  box-shadow: 0 0 20px rgba(36, 119, 201, 0.3);
  margin-bottom: 6px;
}
.demo-icon-wa {
  color: var(--success-green);
  border-color: rgba(43, 182, 115, 0.5);
  box-shadow: 0 0 20px rgba(43, 182, 115, 0.25);
}
.demo-card h3 { font-size: 1.05rem; }
.demo-card p { font-size: 0.92rem; color: var(--polished-silver); max-width: 26rem; }
.demo-card .btn { margin-top: 10px; }
.voice-slot {
  margin-top: 10px; padding: 11px 26px;
  border: 1px dashed rgba(184, 193, 204, 0.4);
  border-radius: 100px;
  font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(184, 193, 204, 0.7);
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .usecase-grid { grid-template-columns: 1fr; gap: 40px; }
  .sec-head-side { position: static; }
  .offer.step-1, .offer.step-2, .offer.step-3 { margin-top: 0; }
  .pillar { grid-template-columns: 1fr; gap: 14px; padding: 42px 0; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .nav-links { display: none; }
}
@media (max-width: 640px) {
  .section { padding: 72px 0; }
  .demo-cards { grid-template-columns: 1fr; }
  .hero { padding: 84px 0 72px; min-height: auto; }
  .ledger, .diff-list { columns: 1; }
  .offer-steps { grid-template-columns: 1fr; }
  .usecase { grid-template-columns: 1fr; gap: 8px; }
  .method-rail::before { left: 26px; }
  .method-rail li { grid-template-columns: 64px 1fr; gap: 18px; }
  .numeral { font-size: 1.4rem; }
  .dossier-row { grid-template-columns: 1fr; gap: 8px; padding: 22px 24px; }
  .strata li:nth-child(n) { margin-left: 0; }
  .brand-logo { height: 44px; }
}