@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap");

@import "design-tokens.css";

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  font-family: var(--plexia-font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--plexia-ink);
  background: var(--plexia-background);
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: var(--plexia-blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--plexia-blue-deep);
}

:focus-visible {
  outline: 2px solid var(--plexia-cyan-bright);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--plexia-surface);
  color: var(--plexia-ink);
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.container {
  width: min(100% - 2.5rem, var(--plexia-content-max));
  margin-inline: auto;
}

.container--narrow {
  width: min(100% - 2.5rem, 42rem);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 249, 252, 0.92);
  border-bottom: 1px solid var(--plexia-border);
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-link img {
  width: min(190px, 42vw);
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2rem);
}

.site-nav a {
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--plexia-ink);
}

.site-nav a:hover {
  color: var(--plexia-blue);
}

.nav-access {
  color: var(--plexia-muted) !important;
}

.nav-access--short {
  display: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-right: 0.15rem;
}

.lang-switch__btn {
  border: 0;
  background: transparent;
  padding: 0.2rem 0.15rem;
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--plexia-muted);
  cursor: pointer;
  line-height: 1;
}

.lang-switch__btn:hover {
  color: var(--plexia-ink);
}

.lang-switch__btn.is-active,
.lang-switch__btn[aria-pressed="true"] {
  color: var(--plexia-blue);
}

.lang-switch__sep {
  color: var(--plexia-border);
  font-size: 0.75rem;
  user-select: none;
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 0.5rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.35rem;
  height: 2px;
  background: var(--plexia-ink);
  margin: 5px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

@media (max-width: 900px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: 4.25rem 0 0 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem 1.25rem 2rem;
    background: var(--plexia-surface);
    border-top: 1px solid var(--plexia-border);
    transform: translateX(100%);
    transition: transform 0.25s ease;
    overflow-y: auto;
  }

  .site-header.is-nav-open .site-nav {
    transform: translateX(0);
  }

  .site-header.is-nav-open .nav-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .site-header.is-nav-open .nav-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.is-nav-open .nav-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-access--full {
    display: none;
  }

  .nav-access--short {
    display: inline;
  }

  .header-actions .btn-primary {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-nav,
  .nav-toggle span {
    transition: none;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.75rem 1.35rem;
  border-radius: var(--plexia-radius-sm);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--plexia-blue);
  color: var(--plexia-on-dark);
  border-color: var(--plexia-blue);
}

.btn-primary:hover {
  background: var(--plexia-blue-deep);
  border-color: var(--plexia-blue-deep);
  color: var(--plexia-on-dark);
}

.btn-secondary {
  background: transparent;
  color: var(--plexia-ink);
  border-color: var(--plexia-border);
}

.btn-secondary:hover {
  border-color: var(--plexia-blue);
  color: var(--plexia-blue);
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.section {
  padding-block: clamp(3.5rem, 8vw, 6.5rem);
}

.section--surface {
  background: var(--plexia-surface);
}

.section--alt {
  background: var(--plexia-background-alt);
}

.section--dark {
  background: var(--plexia-dark);
  color: var(--plexia-on-dark);
}

.section--dark a {
  color: var(--plexia-cyan-bright);
}

.section--dark .eyebrow {
  color: var(--plexia-cyan);
}

.section--dark .lead-muted {
  color: rgba(247, 249, 252, 0.78);
}

.section--cta {
  background: var(--plexia-surface);
  border-block: 1px solid var(--plexia-border);
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--plexia-blue);
}

h1,
h2,
h3 {
  margin: 0 0 1rem;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.15rem, 4.5vw, 3.35rem);
  max-width: 16ch;
}

h2 {
  font-size: clamp(1.65rem, 3vw, 2.35rem);
  max-width: 22ch;
}

h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.lead {
  margin: 0 0 1.5rem;
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  color: var(--plexia-muted);
  max-width: 38rem;
}

.lead-muted {
  color: var(--plexia-muted);
}

.trust-line {
  margin: 1.75rem 0 0;
  font-size: 0.9375rem;
  color: var(--plexia-muted);
  max-width: 32rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.hero-visual {
  position: relative;
}

.hero-visual img {
  width: 100%;
  height: auto;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: 2;
  }
}

.trust-strip {
  padding-block: clamp(1.25rem, 3vw, 1.75rem);
  border-block: 1px solid var(--plexia-border);
}

.trust-strip__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.5rem 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-strip__item {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--plexia-muted);
  white-space: nowrap;
}

.trust-strip__item:not(:last-child)::after {
  content: "·";
  margin-inline: clamp(0.85rem, 2.5vw, 1.5rem);
  color: color-mix(in srgb, var(--plexia-muted) 45%, transparent);
  font-weight: 400;
}

@media (max-width: 520px) {
  .trust-strip__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    justify-items: start;
    gap: 0.75rem 1rem;
    max-width: 22rem;
    margin-inline: auto;
  }

  .trust-strip__item {
    white-space: normal;
  }
}

.private-arch-intro {
  max-width: 42rem;
}

.private-arch-intro p {
  margin: 0 0 1rem;
  color: var(--plexia-muted);
  font-size: 1.0125rem;
}

.private-arch-intro p:last-child {
  margin-bottom: 0;
}

.private-arch-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem) clamp(2rem, 4vw, 3rem);
  margin-top: 2.75rem;
}

.private-arch-item {
  padding-top: 0.85rem;
  border-top: 1px solid var(--plexia-border);
}

.private-arch-item h3 {
  margin-bottom: 0.45rem;
}

.private-arch-item p {
  margin: 0;
  color: var(--plexia-muted);
  font-size: 0.9875rem;
}

@media (max-width: 640px) {
  .private-arch-grid {
    grid-template-columns: 1fr;
  }
}

.declaration {
  margin: clamp(2.5rem, 5vw, 3.5rem) 0 0;
  padding: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  border-top: 1px solid var(--plexia-border);
  max-width: 36rem;
}

.declaration p {
  margin: 0;
  font-size: clamp(1.125rem, 2vw, 1.35rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.015em;
  color: var(--plexia-ink);
}

.bullet-list {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.bullet-list li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.65rem;
  max-width: 28rem;
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 0.5rem;
  height: 2px;
  background: var(--plexia-blue);
}

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 3vw, 2rem);
  margin-top: 2.5rem;
}

.pillar {
  padding-top: 1rem;
  border-top: 1px solid var(--plexia-border);
}

.pillar p {
  margin: 0.5rem 0 0;
  color: var(--plexia-muted);
  font-size: 0.9875rem;
}

@media (max-width: 768px) {
  .pillars {
    grid-template-columns: 1fr;
  }
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(1.5rem, 3vw, 2.25rem);
  margin-top: 2.5rem;
}

.capability-item {
  padding: 0;
  border: 0;
}

.capability-item p {
  margin: 0.45rem 0 0;
  color: var(--plexia-muted);
  font-size: 0.9875rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
  margin-top: 2.5rem;
}

.step h3 {
  margin-bottom: 0.4rem;
  font-size: 1.05rem;
}

.step p {
  margin: 0;
  font-size: 0.9875rem;
  color: var(--plexia-muted);
}

.process-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 2.25rem;
  padding: 0;
}

.process-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin-inline: auto;
  border-radius: var(--plexia-radius-md);
}

@media (max-width: 900px) {
  .steps {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

.use-cases {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem 2rem;
  margin-top: 2.5rem;
}

.use-case h3 {
  margin-bottom: 0.35rem;
}

.use-case p {
  margin: 0;
  color: var(--plexia-muted);
  font-size: 0.9875rem;
}

.check-list {
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.65rem 1.5rem;
}

.check-list li {
  padding-left: 1.35rem;
  position: relative;
  font-size: 0.9875rem;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.5rem;
  height: 2px;
  background: var(--plexia-cyan);
}

.cta-block {
  display: grid;
  grid-template-columns: minmax(16rem, 1.05fr) minmax(16rem, 0.95fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

.cta-copy,
.cta-capabilities {
  min-width: 0;
}

.cta-copy .lead {
  margin-bottom: 1.75rem;
}

.cta-capabilities h3 {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  max-width: none;
  color: var(--plexia-ink);
}

.cta-capabilities__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.cta-capabilities__list li {
  position: relative;
  padding: 0.65rem 0 0.65rem 1.15rem;
  border-top: 1px solid var(--plexia-border);
  font-size: 0.9625rem;
  line-height: 1.45;
  color: var(--plexia-muted);
}

.cta-capabilities__list li:last-child {
  padding-bottom: 0;
}

.cta-capabilities__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15em;
  width: 0.45rem;
  height: 2px;
  background: var(--plexia-blue);
}

@media (max-width: 860px) {
  .cta-block {
    grid-template-columns: 1fr;
  }
}

.demo-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
  margin-top: 2rem;
}

.demo-form-shell {
  background: var(--plexia-surface);
  border: 1px solid var(--plexia-border);
  border-radius: var(--plexia-radius-md);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.demo-form-shell iframe {
  width: 100%;
  min-height: 720px;
  border: 0;
  border-radius: var(--plexia-radius-sm);
}

.form-grid {
  display: grid;
  gap: 1.1rem;
}

.form-row--2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 600px) {
  .form-row--2 {
    grid-template-columns: 1fr;
  }

  .demo-layout {
    grid-template-columns: 1fr;
  }
}

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

label .optional {
  font-weight: 400;
  color: var(--plexia-muted);
}

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--plexia-border);
  border-radius: var(--plexia-radius-sm);
  font: inherit;
  background: var(--plexia-surface);
  color: var(--plexia-ink);
}

textarea {
  min-height: 7rem;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--plexia-blue);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 82, 255, 0.12);
}

.field-hint {
  margin: 0.35rem 0 0;
  font-size: 0.8125rem;
  color: var(--plexia-muted);
}

.consent label {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  font-weight: 400;
  font-size: 0.875rem;
  cursor: pointer;
}

.consent input {
  margin-top: 0.25rem;
  flex-shrink: 0;
}

.form-fallback {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--plexia-muted);
}

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

.demo-success {
  padding: 2rem;
  /* Impeccable: sin side-tab AI-slop */
  border: 1px solid color-mix(in srgb, var(--plexia-success) 35%, var(--plexia-border));
  background: var(--plexia-background);
  border-radius: var(--plexia-radius-sm);
}

.demo-success h3 {
  color: var(--plexia-success);
}

.form-note {
  margin-top: 1.25rem;
  font-size: 0.9375rem;
  color: var(--plexia-muted);
  max-width: 28rem;
}

.site-footer {
  background: var(--plexia-graphite);
  color: rgba(247, 249, 252, 0.85);
  padding: 3rem 0 2.5rem;
  font-size: 0.9375rem;
}

.site-footer a {
  color: var(--plexia-on-dark);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--plexia-cyan-bright);
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  align-items: flex-start;
}

.footer-brand p {
  margin: 0.35rem 0 0;
  color: rgba(247, 249, 252, 0.65);
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.75rem;
}

.footer-copy {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(247, 249, 252, 0.12);
  font-size: 0.8125rem;
  color: rgba(247, 249, 252, 0.55);
}