:root {
  --gold: #f1b729;
  --gold-deep: #9a6407;
  --forest: #194932;
  --forest-deep: #0f2f24;
  --forest-soft: #dfe8df;
  --cacao: #2b1d13;
  --cacao-soft: #5c4937;
  --document: #fffefa;
  --surface: #f6f7f1;
  --surface-strong: #eef1e7;
  --line: rgba(43, 29, 19, 0.14);
  --line-strong: rgba(43, 29, 19, 0.28);
  --shadow-sm: 0 3px 8px rgba(43, 29, 19, 0.08);
  --shadow-md: 0 10px 22px rgba(43, 29, 19, 0.12);
  --radius: 14px;
  --radius-sm: 10px;
  --header-height: 72px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

main,
section {
  scroll-margin-top: 92px;
}

body {
  margin: 0;
  color: var(--cacao);
  background:
    linear-gradient(90deg, rgba(25, 73, 50, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, var(--surface) 0%, #fbfbf6 48%, var(--surface-strong) 100%);
  background-size: 44px 44px, auto;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-kerning: normal;
  line-height: 1.55;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

.shell {
  width: min(1160px, calc(100% - 32px));
  margin-inline: auto;
}

.section-pad {
  padding: clamp(72px, 9vw, 116px) 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 254, 250, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.nav {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--cacao);
  font-weight: 850;
  letter-spacing: -0.015em;
}

.brand-logo {
  width: 50px;
  height: 50px;
  flex: 0 0 auto;
  object-fit: contain;
}

.nav-menu {
  display: none;
}

.nav-menu a {
  color: var(--cacao-soft);
  font-size: 0.95rem;
  font-weight: 750;
}

.nav-menu a:hover {
  color: var(--cacao);
}

.nav-cta {
  color: var(--cacao) !important;
  background: var(--gold);
  border-radius: 999px;
  padding: 0.72rem 1rem;
}

.menu-toggle {
  width: 44px;
  height: 44px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
  color: var(--cacao);
  background: var(--document);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-menu.is-open {
  position: fixed;
  inset: var(--header-height) 0 auto 0;
  display: grid;
  gap: 8px;
  padding: 18px 16px 22px;
  background: rgba(255, 254, 250, 0.98);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-md);
}

.nav-menu.is-open a {
  padding: 13px 14px;
  border-radius: var(--radius-sm);
}

.nav-menu.is-open .nav-cta {
  text-align: center;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--cacao);
  text-wrap: balance;
}

h1 {
  max-width: 11.5ch;
  margin-bottom: 20px;
  font-size: clamp(2.2rem, 10.5vw, 5.65rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.04;
  letter-spacing: -0.032em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
  line-height: 1.22;
  letter-spacing: -0.01em;
}

p {
  color: var(--cacao-soft);
  text-wrap: pretty;
}

.hero {
  display: flex;
  align-items: center;
  background:
    linear-gradient(180deg, rgba(25, 73, 50, 0.1), rgba(25, 73, 50, 0)),
    var(--surface);
}

.hero.section-pad {
  padding: clamp(48px, 7vw, 86px) 0 clamp(44px, 6vw, 72px);
}

.hero-grid {
  display: grid;
  gap: 34px;
  min-width: 0;
}

.hero-copy,
.hero-visual,
.packet-stack,
.packet-sheet {
  min-width: 0;
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 18px;
  padding: 8px 12px;
  color: var(--forest-deep);
  background: var(--forest-soft);
  border: 1px solid rgba(25, 73, 50, 0.18);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 850;
}

.hero-subtitle {
  max-width: min(650px, 100%);
  margin-bottom: 28px;
  color: #463526;
  font-size: clamp(1.05rem, 2vw, 1.22rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0.88rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 850;
  line-height: 1;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn:focus-visible,
.nav-menu a:focus-visible,
.faq-item button:focus-visible,
.floating-whatsapp:focus-visible {
  outline: 3px solid rgba(241, 183, 41, 0.5);
  outline-offset: 3px;
}

.btn-primary {
  color: var(--cacao);
  background: var(--gold);
  border-color: #d59b14;
}

.btn-secondary {
  color: var(--forest-deep);
  background: var(--document);
  border-color: rgba(25, 73, 50, 0.24);
}

.hero-visual {
  position: relative;
  min-height: 520px;
}

.packet-stack {
  position: relative;
  min-height: 520px;
  perspective: 1200px;
}

.packet-sheet {
  background: var(--document);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.packet-card {
  position: absolute;
  inset: 0;
  padding: 18px;
  transform-origin: 50% 100%;
  backface-visibility: hidden;
  will-change: transform, opacity;
  animation: dossier-cycle 20s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}

.packet-card:nth-child(1) {
  animation-delay: 0s;
}

.packet-card:nth-child(2) {
  animation-delay: -16s;
}

.packet-card:nth-child(3) {
  animation-delay: -12s;
}

.packet-card:nth-child(4) {
  animation-delay: -8s;
}

.packet-card:nth-child(5) {
  animation-delay: -4s;
}

.doc-label,
.packet-details span,
.ledger-lines span,
.integrity-row span {
  display: block;
  color: var(--cacao-soft);
  font-size: 0.78rem;
  font-weight: 800;
}

.packet-card:nth-child(2) .qr-card span:nth-child(2),
.packet-card:nth-child(3) .qr-card span:nth-child(1),
.packet-card:nth-child(4) .qr-card span:nth-child(3),
.packet-card:nth-child(5) .qr-card span:nth-child(1),
.packet-card:nth-child(5) .qr-card span:nth-child(4) {
  background: var(--gold);
}

.packet-card:nth-child(2) .qr-card span:nth-child(4),
.packet-card:nth-child(3) .qr-card span:nth-child(4),
.packet-card:nth-child(4) .qr-card span:nth-child(4) {
  background: var(--document);
}

.packet-card:nth-child(2) .integrity-row {
  background: #234b37;
}

.packet-card:nth-child(3) .integrity-row {
  background: #295640;
}

.packet-card:nth-child(4) .integrity-row {
  background: #183e2c;
}

.packet-card:nth-child(5) .integrity-row {
  background: #133525;
}

.packet-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.packet-header strong {
  display: block;
  color: var(--cacao);
  font-size: 1.12rem;
}

.doc-status {
  flex: 0 0 auto;
  color: var(--forest-deep);
  background: var(--gold);
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 0.75rem;
  font-weight: 900;
}

.packet-body {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 16px;
  padding: 18px 0;
}

.qr-card {
  aspect-ratio: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 9px;
  padding: 12px;
  background: var(--forest-deep);
  border-radius: var(--radius-sm);
}

.qr-card span {
  background: var(--document);
  border-radius: 4px;
}

.qr-card span:nth-child(4) {
  background: var(--gold);
}

.packet-details {
  display: grid;
  gap: 10px;
}

.packet-details div,
.ledger-lines div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.packet-details strong,
.ledger-lines strong {
  color: var(--cacao);
  font-size: 0.94rem;
  text-align: right;
}

.ledger-lines {
  padding: 4px 0 10px;
}

.integrity-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 6px;
  padding: 14px;
  color: var(--document);
  background: var(--forest-deep);
  border-radius: var(--radius-sm);
}

.integrity-row span,
.integrity-row strong {
  color: var(--document);
}

@keyframes dossier-cycle {
  0%,
  15% {
    z-index: 7;
    opacity: 1;
    transform: translate3d(0, 0, 0) rotate(0deg) scale(1);
  }

  17% {
    z-index: 7;
    opacity: 0;
    transform: translate3d(-18px, -20px, 0) rotate(-1deg) scale(0.985);
  }

  18%,
  35% {
    z-index: 1;
    opacity: 0.58;
    transform: translate3d(56px, 64px, -96px) rotate(2.4deg) scale(0.94);
  }

  38%,
  55% {
    z-index: 2;
    opacity: 0.7;
    transform: translate3d(42px, 48px, -72px) rotate(-1.7deg) scale(0.956);
  }

  58%,
  75% {
    z-index: 3;
    opacity: 0.82;
    transform: translate3d(28px, 32px, -48px) rotate(1.2deg) scale(0.972);
  }

  78%,
  95% {
    z-index: 4;
    opacity: 0.92;
    transform: translate3d(14px, 16px, -24px) rotate(-0.8deg) scale(0.988);
  }

  100% {
    z-index: 7;
    opacity: 1;
    transform: translate3d(0, 0, 0) rotate(0deg) scale(1);
  }
}

.trust-line {
  display: grid;
  gap: 12px;
  padding-top: 22px;
  border-top: 1px solid var(--line-strong);
  color: var(--cacao);
}

.trust-line span {
  color: #423124;
  font-weight: 780;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.section-heading.narrow {
  max-width: 850px;
}

.section-heading p {
  max-width: 70ch;
  font-size: 1.06rem;
}

.problem {
  background: var(--document);
}

.problem-grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-strong);
}

.problem-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.card-icon {
  color: var(--gold-deep);
  font-size: 0.82rem;
  font-weight: 950;
}

.problem-card h3 {
  margin-bottom: 4px;
}

.problem-card p,
.benefit-card p,
.step p {
  margin-bottom: 0;
}

.solution {
  background: var(--forest-deep);
}

.solution h2,
.solution h3,
.solution p {
  color: var(--document);
}

.solution .section-heading p {
  color: rgba(255, 254, 250, 0.76);
}

.solution-layout {
  display: grid;
  gap: 30px;
}

.feature-grid {
  display: grid;
  gap: 12px;
}

.feature-card {
  min-height: 132px;
  padding: 18px;
  background: rgba(255, 254, 250, 0.08);
  border: 1px solid rgba(255, 254, 250, 0.16);
  border-radius: var(--radius);
  transition: transform 180ms ease, background 180ms ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  background: rgba(255, 254, 250, 0.12);
}

.feature-card span {
  display: inline-flex;
  margin-bottom: 28px;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 900;
}

.feature-card h3 {
  margin: 0;
}

.feature-card.warm {
  background: rgba(241, 183, 41, 0.16);
  border-color: rgba(241, 183, 41, 0.34);
}

.feature-card.forest {
  background: var(--document);
}

.feature-card.forest span {
  color: var(--gold-deep);
}

.feature-card.forest h3 {
  color: var(--forest-deep);
}

.differentiator {
  background: var(--surface-strong);
}

.comparison {
  display: grid;
  gap: 14px;
}

.comparison-col {
  padding: 24px;
  border-radius: var(--radius);
}

.comparison-col.simple {
  background: transparent;
  border: 1px solid var(--line-strong);
}

.comparison-col.mimiel {
  color: var(--document);
  background: var(--forest-deep);
}

.comparison-col h3 {
  font-size: 1.55rem;
}

.comparison-col.mimiel h3,
.comparison-col.mimiel li {
  color: var(--document);
}

.comparison-col ul,
.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.comparison-col li,
.check-list li {
  position: relative;
  padding-left: 27px;
}

.comparison-col li::before,
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--gold);
  border-radius: 50%;
}

.benefits {
  background: var(--document);
}

.benefit-grid {
  display: grid;
  gap: 14px;
}

.benefit-card {
  padding: 24px;
  background: #fbfbf6;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.benefit-card.highlighted {
  color: var(--document);
  background: var(--forest);
  border-color: var(--forest);
}

.benefit-card.highlighted h3,
.benefit-card.highlighted li {
  color: var(--document);
}

.how {
  background: var(--surface);
}

.steps {
  display: grid;
  gap: 14px;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 24px;
  background: var(--document);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.step span {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  color: var(--cacao);
  background: var(--gold);
  border-radius: 50%;
  font-weight: 950;
}

.pilot {
  background: var(--document);
}

.pilot-panel {
  display: grid;
  gap: 28px;
  padding: clamp(26px, 5vw, 48px);
  color: var(--document);
  background: var(--forest-deep);
  border-radius: var(--radius);
}

.pilot-panel h2,
.pilot-panel p {
  color: var(--document);
}

.pilot-copy p {
  max-width: 620px;
  color: rgba(255, 254, 250, 0.78);
}

.pilot-panel .btn-primary {
  margin: 8px 0 18px;
}

.scarcity {
  margin: 0;
  font-weight: 850;
}

.deliverables {
  display: grid;
  gap: 10px;
}

.deliverables span {
  display: block;
  padding: 13px 14px;
  color: var(--document);
  background: rgba(255, 254, 250, 0.08);
  border: 1px solid rgba(255, 254, 250, 0.14);
  border-radius: var(--radius-sm);
  font-weight: 760;
}

.faq {
  background: var(--surface-strong);
}

.faq-layout {
  display: grid;
  gap: 20px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-item {
  overflow: hidden;
  background: var(--document);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.faq-item button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px;
  color: var(--cacao);
  background: transparent;
  border: 0;
  text-align: left;
  font-weight: 850;
  cursor: pointer;
}

.faq-icon {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: var(--forest-deep);
  background: var(--gold);
  border-radius: 50%;
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 220ms ease;
}

.faq-answer p {
  min-height: 0;
  overflow: hidden;
  margin: 0;
  padding: 0 18px;
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.is-open .faq-answer p {
  padding-bottom: 18px;
}

.contact {
  background: var(--document);
}

.contact-layout {
  display: grid;
  gap: 28px;
}

.contact-copy h2 {
  max-width: 720px;
}

.contact-whatsapp {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 22px;
  min-height: 52px;
  padding: 0.95rem 1.25rem;
  color: var(--cacao);
  background: var(--gold);
  border: 1px solid #d59b14;
  border-radius: 999px;
  box-shadow: 0 10px 20px rgba(43, 29, 19, 0.12);
  font-weight: 900;
  line-height: 1;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.contact-whatsapp img {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
}

.contact-whatsapp:hover {
  background: #f4c34b;
  box-shadow: 0 14px 26px rgba(43, 29, 19, 0.16);
  transform: translateY(-2px);
}

.contact-dossier {
  display: grid;
  gap: 0;
  background: #fbfbf6;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.contact-dossier div {
  display: grid;
  gap: 6px;
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.contact-dossier div:last-child {
  border-bottom: 0;
}

.contact-dossier span {
  color: var(--gold-deep);
  font-size: 0.8rem;
  font-weight: 900;
}

.contact-dossier strong {
  color: var(--cacao);
  font-size: 1.04rem;
  line-height: 1.25;
}

.floating-whatsapp {
  position: fixed;
  right: clamp(16px, 3vw, 28px);
  bottom: calc(18px + env(safe-area-inset-bottom));
  z-index: 30;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 0.92rem 1.15rem;
  color: var(--cacao);
  background: var(--gold);
  border: 1px solid #d59b14;
  border-radius: 999px;
  box-shadow: 0 8px 18px rgba(43, 29, 19, 0.14);
  font-weight: 900;
  transition: transform 180ms ease;
}

.floating-whatsapp img {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
}

.floating-whatsapp:hover {
  transform: translateY(-2px);
}

.site-footer {
  padding: 38px 0;
  background: #21170f;
  color: var(--document);
}

.footer-grid {
  display: grid;
  gap: 24px;
}

.footer-brand {
  margin-bottom: 10px;
  color: var(--document);
}

.site-footer p,
.site-footer a {
  color: rgba(255, 254, 250, 0.82);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
}

.footer-links a {
  font-weight: 800;
}

.legal-note {
  max-width: 760px;
  margin: 0;
  font-size: 0.9rem;
}

.reveal {
  opacity: 1;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 1;
    transform: translateY(10px);
    transition: transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  .reveal.is-visible {
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .packet-card {
    animation: none !important;
  }

  .packet-card:nth-child(1) {
    z-index: 7;
    opacity: 1;
    transform: translate3d(0, 0, 0) rotate(0deg) scale(1);
  }

  .packet-card:nth-child(2) {
    z-index: 4;
    opacity: 0.92;
    transform: translate3d(14px, 16px, -24px) rotate(-0.8deg) scale(0.988);
  }

  .packet-card:nth-child(3) {
    z-index: 3;
    opacity: 0.82;
    transform: translate3d(28px, 32px, -48px) rotate(1.2deg) scale(0.972);
  }

  .packet-card:nth-child(4) {
    z-index: 2;
    opacity: 0.7;
    transform: translate3d(42px, 48px, -72px) rotate(-1.7deg) scale(0.956);
  }

  .packet-card:nth-child(5) {
    z-index: 1;
    opacity: 0.58;
    transform: translate3d(56px, 64px, -96px) rotate(2.4deg) scale(0.94);
  }
}

@media (min-width: 680px) {
  .problem-grid,
  .benefit-grid,
  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-dossier {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .contact-dossier div {
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }

  .contact-dossier div:last-child {
    border-right: 0;
  }
}

@media (min-width: 860px) {
  .menu-toggle {
    display: none;
  }

  .nav-menu {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 22px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.05fr);
    align-items: center;
    gap: 56px;
  }

  h1 {
    max-width: 740px;
  }

  .trust-line {
    grid-column: 1 / -1;
    grid-template-columns: 1.35fr 0.8fr 1fr;
  }

  .problem-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-left: 1px solid var(--line);
  }

  .problem-card {
    display: block;
    padding: 24px 20px;
    border-right: 1px solid var(--line);
  }

  .card-icon {
    display: inline-flex;
    margin-bottom: 24px;
  }

  .solution-layout {
    grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
    align-items: start;
    gap: 54px;
  }

  .solution .section-heading {
    position: sticky;
    top: 108px;
    margin-bottom: 0;
  }

  .feature-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .feature-card:nth-child(1),
  .feature-card:nth-child(6) {
    grid-column: span 2;
  }

  .feature-card:nth-child(3),
  .feature-card:nth-child(8) {
    min-height: 178px;
  }

  .comparison {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: stretch;
  }

  .benefit-grid {
    grid-template-columns: 0.9fr 1.18fr 0.92fr;
    align-items: stretch;
  }

  .steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .step:nth-child(2),
  .step:nth-child(4) {
    margin-top: 34px;
  }

  .pilot-panel {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
  }

  .deliverables {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .faq-layout,
  .contact-layout {
    grid-template-columns: 0.78fr 1.22fr;
    align-items: start;
    gap: 48px;
  }

  .footer-grid {
    grid-template-columns: 0.8fr 0.6fr 1.1fr;
    align-items: start;
  }
}

@media (max-width: 520px) {
  .shell {
    width: min(1160px, calc(100% - 24px));
  }

  .hero-copy,
  .hero-subtitle,
  .hero-actions,
  .hero-visual,
  .packet-stack,
  .packet-card {
    width: 100%;
    max-width: 100%;
  }

  h1 {
    max-width: 10.8ch;
    font-size: clamp(2rem, 9.8vw, 2.6rem);
  }

  h2 {
    max-width: 11.8ch;
    font-size: clamp(2rem, 8.8vw, 2.45rem);
    line-height: 1.03;
  }

  .section-heading {
    margin-bottom: 28px;
  }

  .section-heading p,
  .trust-line span {
    max-width: 34ch;
    overflow-wrap: break-word;
  }

  .hero-subtitle {
    max-width: 32ch;
    font-size: 1rem;
    overflow-wrap: break-word;
  }

  .hero-actions {
    display: grid;
  }

  .hero-actions .btn,
  .btn,
  .contact-whatsapp {
    width: 100%;
    max-width: 100%;
  }

  .hero-visual,
  .packet-stack {
    min-height: 960px;
  }

  .packet-card {
    position: absolute;
    top: 0;
    right: 0;
    bottom: auto;
    left: 0;
    padding: 16px;
    animation-name: dossier-cycle-mobile;
  }

  .packet-body {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .qr-card {
    width: 112px;
  }

  .packet-header,
  .integrity-row,
  .packet-details div,
  .ledger-lines div {
    align-items: flex-start;
    flex-direction: column;
  }

  .packet-details strong,
  .ledger-lines strong {
    text-align: left;
  }

  .doc-status {
    align-self: flex-start;
  }

  .problem-card {
    display: block;
    padding: 24px 0;
  }

  .problem-card h3 {
    max-width: 15ch;
    margin: 10px 0 12px;
  }

  .problem-card p {
    max-width: 34ch;
    font-size: 1.02rem;
  }

  .card-icon {
    display: inline-flex;
    margin-bottom: 0;
  }

  .brand-logo {
    width: 56px;
    height: 56px;
  }

  .floating-whatsapp {
    right: 12px;
    bottom: calc(12px + env(safe-area-inset-bottom));
    left: auto;
    display: grid;
    place-items: center;
    gap: 0;
    width: 54px;
    height: 54px;
    min-height: 54px;
    padding: 0;
    overflow: hidden;
    font-size: 0;
    line-height: 0;
  }

  .floating-whatsapp img {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    margin: auto;
    transform: translate(-50%, -50%);
  }
}

@keyframes dossier-cycle-mobile {
  0%,
  15% {
    z-index: 7;
    opacity: 1;
    transform: translate3d(0, 0, 0) rotate(0deg) scale(1);
  }

  17% {
    z-index: 7;
    opacity: 0;
    transform: translate3d(-8px, -14px, 0) rotate(-0.6deg) scale(0.99);
  }

  18%,
  35% {
    z-index: 1;
    opacity: 0.5;
    transform: translate3d(18px, 42px, -80px) rotate(1.2deg) scale(0.958);
  }

  38%,
  55% {
    z-index: 2;
    opacity: 0.66;
    transform: translate3d(14px, 31px, -60px) rotate(-1deg) scale(0.97);
  }

  58%,
  75% {
    z-index: 3;
    opacity: 0.8;
    transform: translate3d(10px, 21px, -40px) rotate(0.8deg) scale(0.982);
  }

  78%,
  95% {
    z-index: 4;
    opacity: 0.92;
    transform: translate3d(6px, 11px, -20px) rotate(-0.5deg) scale(0.992);
  }

  100% {
    z-index: 7;
    opacity: 1;
    transform: translate3d(0, 0, 0) rotate(0deg) scale(1);
  }
}