:root {
  --ink: #061a36;
  --ink-2: #0a2b59;
  --blue: #247cff;
  --blue-soft: #8fc0ff;
  --white: #ffffff;
  --muted: rgba(255, 255, 255, 0.76);
  --line: rgba(255, 255, 255, 0.16);
  --glass: rgba(255, 255, 255, 0.15);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.22);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--white);
  background: var(--ink);
  font-family: Inter, Arial, sans-serif;
}

html {
  scroll-behavior: smooth;
}

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

.blue-app {
  min-height: 100vh;
  padding: clamp(14px, 2.5vw, 28px);
  background:
    radial-gradient(circle at 82% 16%, rgba(36, 124, 255, 0.36), transparent 30%),
    radial-gradient(circle at 16% 86%, rgba(143, 192, 255, 0.16), transparent 24%),
    linear-gradient(135deg, #03142b 0%, #061a36 52%, #0a2b59 100%);
}

.blue-header,
.blue-stage {
  max-width: 1440px;
  margin-inline: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
}

.site-footer {
  display: grid;
  grid-template-columns: 1.1fr 0.8fr 1fr;
  gap: clamp(22px, 4vw, 64px);
  max-width: 1440px;
  margin: 18px auto 0;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: var(--white);
  background: #02040a;
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.36);
}

.footer-brand img {
  display: block;
  width: min(260px, 100%);
  margin-bottom: 18px;
}

.footer-brand p,
.footer-contact span,
.footer-links a,
.footer-contact a,
.footer-links button {
  color: rgba(255, 255, 255, 0.74);
  font-size: 15px;
  line-height: 1.5;
}

.footer-brand p {
  max-width: 390px;
  margin: 0;
}

.footer-links,
.footer-contact {
  display: grid;
  align-content: start;
  gap: 10px;
}

.footer-links strong,
.footer-contact strong {
  display: block;
  margin-bottom: 6px;
  color: var(--white);
  font-size: 18px;
}

.footer-links button {
  width: fit-content;
  padding: 0;
  border: 0;
  background: transparent;
  font: inherit;
  cursor: pointer;
}

.footer-links a,
.footer-contact a,
.footer-links button {
  text-align: left;
  transition: color 160ms ease;
}

.footer-links a:hover,
.footer-contact a:hover,
.footer-links button:hover {
  color: var(--white);
}

.blue-header {
  position: sticky;
  top: 12px;
  z-index: 20;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  margin-bottom: 18px;
  padding: 14px 16px;
  backdrop-filter: blur(20px);
}

.brand img {
  display: block;
  width: 100%;
}

.blue-tabs {
  display: flex;
  gap: 4px;
  min-height: 58px;
  align-items: center;
  justify-content: center;
  overflow-x: auto;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(3, 20, 43, 0.22);
}

.blue-tab {
  flex: 0 0 auto;
  min-height: 46px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.72);
  background: transparent;
  font: inherit;
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
  white-space: nowrap;
}

.blue-tab:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.blue-tab.is-active,
.whatsapp {
  color: var(--ink);
  background: var(--white);
}

.whatsapp,
.btn {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-weight: 900;
}

.whatsapp {
  padding: 0 18px;
}

.primary {
  width: fit-content;
  padding: 0 22px;
  background: linear-gradient(135deg, var(--blue), #1157d8);
  box-shadow: 0 18px 44px rgba(36, 124, 255, 0.34);
}

.menu-toggle {
  display: none;
  position: relative;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.menu-toggle span {
  position: absolute;
  left: 12px;
  width: 20px;
  height: 2px;
  background: var(--white);
}

.menu-toggle span:nth-child(1) { top: 15px; }
.menu-toggle span:nth-child(2) { top: 22px; }
.menu-toggle span:nth-child(3) { top: 29px; }

.blue-panel {
  display: none;
  min-height: calc(100vh - 150px);
  padding: clamp(28px, 5vw, 70px);
}

.blue-panel.is-active {
  display: grid;
}

.visual-panel {
  grid-template-columns: minmax(0, 0.86fr) minmax(360px, 0.72fr);
  gap: clamp(26px, 4vw, 58px);
  align-items: center;
}

.plans-panel {
  align-content: start;
  gap: 22px;
  scroll-margin-top: 120px;
}

.panel-copy.wide {
  max-width: 960px;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--blue-soft);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

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

h1 {
  max-width: 850px;
  margin-bottom: 22px;
  font-size: clamp(42px, 6.2vw, 82px);
  line-height: 0.96;
}

h2 {
  max-width: 860px;
  margin-bottom: 20px;
  font-size: clamp(34px, 4.6vw, 62px);
  line-height: 1;
}

p,
li,
figcaption span,
.white-callout span,
.faq-list p {
  color: var(--muted);
  font-size: clamp(16px, 1.45vw, 21px);
  line-height: 1.56;
}

.panel-copy p {
  max-width: 760px;
}

.white-callout,
blockquote,
.faq-list details,
.stack-card,
.visual-card {
  border-radius: 8px;
}

.white-callout,
blockquote {
  max-width: 720px;
  margin: 24px 0;
  padding: 22px 24px;
  color: var(--ink);
  background: var(--white);
}

.white-callout strong {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(30px, 3.7vw, 50px);
  line-height: 1;
}

.white-callout span,
blockquote {
  color: var(--ink);
}

blockquote {
  border-left: 6px solid var(--blue-soft);
  font-size: clamp(26px, 3vw, 42px);
  font-weight: 900;
  line-height: 1.08;
}

.visual-card {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.22);
}

.visual-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.visual-card-large img {
  aspect-ratio: 16 / 10;
}

.visual-card figcaption {
  padding: 18px 20px 20px;
}

.visual-card strong,
.stack-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(24px, 2.2vw, 34px);
  line-height: 1;
}

.stack-card {
  padding: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.15);
}

.stack-card ul {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 18px 0;
  list-style: none;
}

.stack-card li,
.service-list strong {
  padding: 12px 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.16);
  font-weight: 900;
}

.stack-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  border-radius: 8px;
}

.service-list {
  display: grid;
  max-width: 680px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 26px 0 0;
}

.plans-head {
  max-width: 940px;
}

.plans-head h2 {
  margin-bottom: 14px;
}

.plans-head p {
  max-width: 820px;
  margin-bottom: 0;
}

.process-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  max-width: 1120px;
}

.process-strip span {
  min-height: 64px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.14);
  color: var(--white);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.25;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  max-width: 1120px;
}

.price-card {
  position: relative;
  display: grid;
  min-height: 520px;
  align-content: start;
  gap: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.15);
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.price-card:hover {
  transform: translateY(-3px);
  border-color: rgba(143, 192, 255, 0.42);
  background: rgba(255, 255, 255, 0.19);
}

.price-card.popular {
  border-color: rgba(36, 124, 255, 0.68);
  box-shadow: 0 18px 56px rgba(36, 124, 255, 0.18);
}

.tag {
  width: fit-content;
  padding: 7px 10px;
  border-radius: 999px;
  color: var(--ink);
  background: var(--white);
  font-size: 12px;
  font-weight: 900;
}

.price-card h3 {
  margin: 0 0 10px;
  font-size: clamp(23px, 1.9vw, 30px);
  line-height: 1.04;
}

.price-card p {
  margin-bottom: 10px;
  color: var(--white);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
}

.price-card small {
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.card-note {
  margin: 0;
  padding: 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7) !important;
  font-size: 12px !important;
  line-height: 1.35 !important;
}

.price-card ul {
  display: grid;
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.price-card li {
  position: relative;
  padding-left: 17px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.35;
}

.price-card li::before {
  content: "";
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue-soft);
}

.price {
  display: block;
  margin-top: auto;
  color: var(--white);
  font-size: clamp(24px, 2vw, 34px);
  line-height: 1;
}

.price-card .primary {
  width: 100%;
  min-height: 48px;
  padding-inline: 14px;
  text-align: center;
}

.secondary-link {
  display: block;
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
  font-weight: 800;
  line-height: 1.35;
  text-align: center;
  text-decoration: underline;
  text-decoration-color: rgba(143, 192, 255, 0.38);
  text-underline-offset: 3px;
}

.secondary-link:hover {
  color: var(--blue-soft);
}

.continuity-block,
.structure-block {
  display: grid;
  gap: 18px;
  margin-top: 8px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  max-width: 1120px;
}

.continuity-block {
  grid-template-columns: minmax(260px, 0.5fr) minmax(0, 1fr);
  align-items: center;
}

.continuity-block h3,
.structure-block h3 {
  margin: 0 0 10px;
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1;
}

.continuity-block p,
.structure-block p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.48;
}

.continuity-grid,
.structure-grid {
  display: grid;
  gap: 12px;
}

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

.continuity-grid article,
.structure-grid article {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
}

.continuity-grid h4,
.structure-grid h4 {
  margin: 0;
  font-size: 22px;
  line-height: 1.05;
}

.continuity-grid strong,
.structure-grid strong {
  display: block;
  color: var(--white);
  font-size: 20px;
  line-height: 1.15;
}

.continuity-grid .primary,
.structure-grid .primary {
  width: 100%;
  min-height: 44px;
  padding-inline: 12px;
  font-size: 14px;
}

.structure-block {
  opacity: 0.88;
  background: rgba(255, 255, 255, 0.075);
  scroll-margin-top: 132px;
}

.structure-head {
  max-width: 850px;
}

.structure-head .eyebrow {
  margin-bottom: 10px;
}

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

.structure-grid article {
  min-height: 260px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  border: 1px solid var(--line);
  background: var(--glass);
}

.faq-list summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 900;
}

.faq-list p {
  margin: 0;
  padding: 0 20px 20px;
}

@media (max-width: 1060px) {
  .blue-header {
    grid-template-columns: 1fr auto;
  }

  .brand {
    max-width: 260px;
  }

  .menu-toggle {
    display: block;
  }

  .blue-tabs {
    display: none;
    grid-column: 1 / -1;
    flex-direction: column;
    align-items: stretch;
  }

  .blue-tabs.is-open {
    display: flex;
  }

  .blue-tab {
    width: 100%;
    text-align: left;
  }

  .whatsapp {
    grid-column: 1 / -1;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }
}

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

  .service-list,
  .process-strip,
  .pricing-grid,
  .continuity-block,
  .continuity-grid,
  .structure-grid {
    grid-template-columns: 1fr;
  }

  .price-card {
    min-height: auto;
  }
}

@media (min-width: 901px) and (max-width: 1240px) {
  .pricing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .blue-app {
    padding: 10px;
  }

  h1 {
    font-size: 42px;
  }

  .primary {
    width: 100%;
  }
}