:root {
  --navy: #0d2137;
  --blue: #0080ff;
  --slate: #5a6672;
  --ink: #2b3440;
  --bg: #f7f6f2;
  --panel: #f2f6fb;
  --panel-hl: #eaf3fe;
  --rule: #d9e2ec;
  --white: #ffffff;
  --off-white: #f7f6f2;
  --shadow: 0 1px 3px rgba(13, 33, 55, 0.06);
  --radius: 2px;
  --container: 1100px;
  --header-height: 88px;
  --section-space: 76px;
  --section-space-lg: 124px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

section[id] {
  scroll-margin-top: calc(var(--header-height) + 76px);
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  color: var(--navy);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

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

h1,
h2,
h3 {
  margin: 0 0 1rem;
  color: var(--navy);
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(2.6rem, 6vw, 3.4rem);
  line-height: 1.15;
  font-weight: 300;
}

h2 {
  font-size: clamp(2rem, 4vw, 2.7rem);
  line-height: 1.18;
  font-weight: 300;
}

h3 {
  font-size: 1.2rem;
  font-weight: 400;
}

p {
  margin: 0 0 1.2rem;
}

strong {
  font-weight: 600;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.narrow {
  max-width: 780px;
}

.section {
  padding: var(--section-space) 0;
}

.section-white {
  background: var(--white);
}

.section-bg {
  background: var(--bg);
}

.section-navy {
  background: var(--navy);
}

.section-tight {
  padding-top: 52px;
  padding-bottom: 52px;
}

.kicker,
.hero-kicker,
.footer-heading,
.stat-label,
.track-name,
.contact-card-label {
  font-size: 0.72rem;
  line-height: 1.4;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.22em;
}

.kicker,
.hero-kicker,
.track-name,
.contact-card-label {
  color: var(--blue);
}

.kicker-on-dark {
  color: var(--blue);
}

.hero-copy,
.section-navy p {
  color: rgba(247, 246, 242, 0.88);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 10;
  transition: background-color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.is-scrolled,
.site-header.menu-open {
  background: rgba(13, 33, 55, 0.98);
  box-shadow: var(--shadow);
}

.nav-shell {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--off-white);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand img {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
}

.brand span {
  line-height: 1.1;
}

.brand:hover,
.brand-footer:hover {
  color: var(--off-white);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-link {
  color: rgba(247, 246, 242, 0.9);
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--off-white);
  border-color: rgba(247, 246, 242, 0.6);
}

.nav-cta {
  margin-left: 0.5rem;
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 0.25rem;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 4px 0;
  background: var(--off-white);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.85rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 600;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--navy);
  color: var(--white);
}

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

.btn-secondary:hover {
  background: var(--navy);
  color: var(--white);
}

.btn-on-dark {
  border-color: rgba(247, 246, 242, 0.65);
  color: var(--off-white);
}

.btn-on-dark:hover {
  border-color: var(--navy);
}

.hero {
  padding: 156px 0 110px;
  background: var(--navy);
}

.hero-home {
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
}

.hero-band {
  padding-bottom: 72px;
}

.hero-content,
.hero-band .narrow {
  color: var(--off-white);
}

.hero-content {
  max-width: 760px;
}

.hero-band .narrow {
  max-width: 820px;
}

.hero h1,
.hero h2 {
  color: var(--off-white);
}

.hero p:last-child,
.section-heading p:last-child,
.cta-band p:last-child {
  margin-bottom: 0;
}

.hero-copy {
  max-width: 720px;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.4rem;
}

.pull-quote {
  margin: 0;
  padding: 0.2rem 0 0.2rem 1.35rem;
  border-left: 4px solid var(--blue);
  font-size: clamp(1.45rem, 3vw, 1.85rem);
  line-height: 1.4;
  font-weight: 300;
  color: var(--navy);
}

.stakes-layout {
  display: grid;
  gap: 3rem;
}

.stakes-main {
  max-width: 760px;
}

.stakes-aside {
  align-self: start;
  padding-top: 0.35rem;
}

.stats-grid,
.package-grid,
.footer-grid,
.contact-grid {
  display: grid;
  gap: 2rem;
}

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

.stats-grid-lined {
  gap: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.stat-card,
.package-card,
.program-card,
.contact-card,
.additional-item,
.logistics-panel,
.contact-form {
  background: var(--white);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow);
}

.stat-card {
  padding: 2rem 1.85rem;
}

.stats-grid-lined .stat-card {
  background: transparent;
  border: 0;
  box-shadow: none;
}

.stat-number {
  margin-bottom: 0.75rem;
  color: var(--blue);
  font-size: clamp(2.3rem, 6vw, 3rem);
  line-height: 1;
  font-weight: 600;
}

.stat-label {
  margin: 0;
  color: var(--slate);
}

.stat-certifications {
  margin: 0.85rem 0 0;
  color: var(--navy);
  font-weight: 600;
}

.diagram-shell {
  margin: 3.75rem auto 2.75rem;
  max-width: 900px;
}

.diagram-shell img {
  width: 100%;
  height: auto;
}

.logistics-panel {
  max-width: 780px;
  padding: 2.15rem 2.2rem;
  background: rgba(255, 255, 255, 0.45);
}

.work-layout {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

.clean-list,
.footer-links,
.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.logistics-list,
.package-list {
  display: grid;
  gap: 0.85rem;
}

.logistics-list li,
.package-list li,
.additional-item,
.program-content p {
  color: var(--ink);
}

.logistics-list li,
.package-list li {
  position: relative;
  padding-left: 1.1rem;
}

.logistics-list li::before,
.package-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
}

.section-heading {
  margin-bottom: 3.5rem;
}

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

.package-grid-editorial {
  gap: 1.4rem;
}

.package-card {
  padding: 2.35rem;
  background: var(--panel);
}

.package-card-highlight {
  background: var(--panel-hl);
}

.package-card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.package-badge {
  margin: 0;
  color: var(--blue);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.package-card-featured {
  border-color: rgba(0, 128, 255, 0.24);
}

.package-card-plain {
  background: transparent;
  box-shadow: none;
}

.package-name {
  margin-bottom: 0.4rem;
  color: var(--navy);
  font-size: 0.82rem;
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: 0.22em;
}

.package-tag {
  margin-bottom: 0.8rem;
  color: var(--navy);
  font-style: italic;
}

.package-meta {
  color: var(--slate);
}

.package-guarantee {
  margin-top: 1.5rem;
  color: var(--blue);
  font-weight: 600;
}

.cta-band {
  text-align: center;
}

.cta-band h2 {
  color: var(--off-white);
}

.anchor-nav {
  position: sticky;
  top: var(--header-height);
  z-index: 8;
  background: rgba(247, 246, 242, 0.97);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.anchor-nav-inner {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding: 0.95rem 0;
}

.anchor-nav a {
  flex: 0 0 auto;
  color: var(--navy);
  font-size: 0.95rem;
}

body[data-page="programs"] .anchor-nav a {
  letter-spacing: -0.01em;
}

.track-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.8rem;
  padding: 1.35rem 1.5rem;
  background: var(--navy);
}

.track-header p {
  margin: 0;
}

.track-subtitle {
  color: rgba(247, 246, 242, 0.75);
}

.program-list {
  display: grid;
  gap: 1.6rem;
}

.program-card {
  overflow: hidden;
}

body[data-page="programs"] .program-card {
  padding: 0 0 0.6rem;
  border-left: 0;
  border-right: 0;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
}

.program-card summary {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  cursor: pointer;
  padding: 1.6rem 1.6rem;
  list-style: none;
  color: var(--navy);
  font-weight: 600;
}

body[data-page="programs"] .program-card summary {
  padding: 1.15rem 0 1.25rem;
}

.program-card summary::-webkit-details-marker {
  display: none;
}

.program-card[open] summary {
  border-bottom: 1px solid var(--rule);
}

.program-content {
  padding: 1.8rem 1.8rem;
  background: var(--panel);
}

body[data-page="programs"] .program-content {
  margin-bottom: 0.5rem;
  padding: 0.6rem 0 0.25rem;
  background: transparent;
}

body[data-page="programs"] .program-content p {
  max-width: 72ch;
  margin-bottom: 1rem;
}

.additional-grid {
  display: grid;
  gap: 1.35rem;
}

.additional-item {
  display: grid;
  gap: 0.45rem;
  padding: 1.6rem;
}

.additional-item strong {
  color: var(--navy);
}

body[data-page="programs"] .additional-item {
  background: transparent;
  box-shadow: none;
}

.contact-grid {
  grid-template-columns: repeat(1, minmax(0, 1fr));
  align-items: start;
}

.contact-form {
  padding: 2rem;
  background: var(--white);
}

.form-field {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1.15rem;
}

.form-field label {
  color: var(--navy);
  font-weight: 600;
}

.form-field input,
.form-field select,
.form-field textarea {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 0.85rem 0.95rem;
  background: var(--white);
  color: var(--ink);
}

.form-helper,
.form-status {
  margin: 0.85rem 0 0;
  font-size: 0.95rem;
}

.form-helper {
  color: var(--slate);
}

.form-status {
  color: var(--blue);
  min-height: 1.4rem;
}

.honeypot {
  position: absolute;
  left: -9999px;
}

.contact-card {
  padding: 2rem;
  background: var(--panel);
}

.contact-card h2 {
  font-size: 1.8rem;
}

.contact-whatsapp {
  margin-top: 1rem;
}

.site-footer {
  padding: 4rem 0 1.6rem;
  background: var(--navy);
  color: rgba(247, 246, 242, 0.82);
}

.brand-footer,
.site-footer a {
  color: rgba(247, 246, 242, 0.9);
}

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

.footer-heading {
  color: rgba(247, 246, 242, 0.62);
  margin-bottom: 1rem;
}

.footer-note {
  max-width: 28rem;
  margin-top: 1rem;
}

.footer-links {
  display: grid;
  gap: 0.65rem;
}

.footer-bottom {
  margin-top: 2.4rem;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(217, 226, 236, 0.18);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 30;
  padding: 0.75rem 1rem;
  background: var(--off-white);
  color: var(--navy);
}

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

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 768px) {
  .stakes-layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(250px, 0.75fr);
    gap: 4.5rem;
  }

  .section {
    padding: var(--section-space-lg) 0;
  }

  .section-tight {
    padding-top: 84px;
    padding-bottom: 84px;
  }

  .container {
    width: min(calc(100% - 3rem), var(--container));
  }

  .hero-copy {
    font-size: 1.08rem;
  }

  .stats-grid,
  .package-grid,
  .footer-grid,
  .contact-grid {
    gap: 2.2rem;
  }

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

  .stats-grid-lined .stat-card + .stat-card {
    border-left: 1px solid var(--rule);
  }

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

  .package-grid-editorial {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .package-card-featured {
    grid-row: span 3;
    padding: 2.75rem;
  }

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

  .work-layout {
    grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.75fr);
    gap: 3.2rem;
  }

  .footer-grid,
  .contact-grid {
    grid-template-columns: 1.1fr 0.8fr 0.9fr;
  }

  .contact-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  }

  .program-card summary {
    flex-direction: row;
    justify-content: space-between;
    align-items: baseline;
  }

  body[data-page="programs"] .program-card summary {
    padding: 1.35rem 0 1.5rem;
  }

  body[data-page="programs"] .program-content {
    padding: 0.8rem 0 0.4rem;
  }
}

@media (max-width: 767px) {
  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% - 4px);
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    background: rgba(13, 33, 55, 0.98);
    border: 1px solid rgba(217, 226, 236, 0.18);
    box-shadow: var(--shadow);
  }

  .brand span {
    font-size: 0.96rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-cta {
    margin-left: 0;
  }

  .hero {
    padding-top: 124px;
    padding-bottom: 88px;
  }

  .hero-home {
    min-height: auto;
  }

  .package-card-topline {
    flex-direction: column;
    align-items: flex-start;
  }

  .section-heading {
    margin-bottom: 2.8rem;
  }

  .stat-card,
  .package-card,
  .contact-form,
  .contact-card,
  .additional-item,
  .logistics-panel {
    padding-left: 1.35rem;
    padding-right: 1.35rem;
  }

  .anchor-nav {
    top: 72px;
  }

  section[id] {
    scroll-margin-top: 132px;
  }
}