:root {
  --bg: #f5fbfb;
  --surface: #ffffff;
  --surface-alt: #eef7f6;
  --surface-strong: #e3f3f0;
  --text: #10222b;
  --muted: #50636d;
  --line: #d3e3e6;
  --blue: #1f5fd1;
  --blue-deep: #173e87;
  --green: #169b7b;
  --green-deep: #0f6b57;
  --shadow: 0 18px 42px rgba(16, 34, 43, 0.09);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --max-width: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Segoe UI", "Trebuchet MS", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(31, 95, 209, 0.08), transparent 28%),
    radial-gradient(circle at right 20%, rgba(22, 155, 123, 0.12), transparent 26%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 100%);
  line-height: 1.6;
}

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

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

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

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(211, 227, 230, 0.75);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 50%;
  color: #fff;
  font-weight: 700;
  background: linear-gradient(135deg, var(--blue), var(--green));
  box-shadow: 0 12px 24px rgba(31, 95, 209, 0.22);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-text strong {
  font-size: 0.98rem;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.88rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.site-nav a {
  padding: 0.8rem 1rem;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 600;
  transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.active {
  color: var(--text);
  background: rgba(31, 95, 209, 0.08);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.22rem;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  cursor: pointer;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 1.15rem;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
}

.hero,
.page-hero {
  position: relative;
  overflow: hidden;
}

.hero::before,
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(31, 95, 209, 0.08), transparent 38%),
    linear-gradient(300deg, rgba(22, 155, 123, 0.08), transparent 42%);
  pointer-events: none;
}

.hero-grid,
.page-hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
  padding: 4.5rem 0 3.5rem;
}

.page-hero-grid {
  padding: 3.75rem 0 2.75rem;
}

.compact-hero .container {
  padding: 3.5rem 0 1rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  color: var(--blue-deep);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: rgba(31, 95, 209, 0.1);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.15;
}

h1 {
  margin-top: 1rem;
  font-size: clamp(2.35rem, 6vw, 4.6rem);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  letter-spacing: -0.03em;
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0;
}

.lead {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 62ch;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.2rem;
  padding: 0.85rem 1.3rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--green));
  box-shadow: 0 14px 30px rgba(31, 95, 209, 0.22);
}

.button-secondary {
  color: var(--blue-deep);
  background: rgba(31, 95, 209, 0.08);
}

.hero-media,
.page-hero-art,
.visual-card {
  position: relative;
}

.hero-media img,
.page-hero-art img,
.visual-card img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.disclaimer-card,
.alert-panel,
.identity-card,
.prose-card,
.cta-card,
.feature-card,
.course-card,
.risk-card,
.step-card {
  background: var(--surface);
  border: 1px solid rgba(211, 227, 230, 0.85);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.disclaimer-card {
  margin-top: 1.8rem;
  padding: 1.25rem 1.35rem;
  max-width: 44rem;
  background:
    linear-gradient(145deg, rgba(22, 155, 123, 0.08), transparent),
    var(--surface);
}

.disclaimer-card strong {
  display: block;
  margin-bottom: 0.4rem;
}

.supporting-note {
  margin-top: 1rem;
  max-width: 44rem;
  color: var(--muted);
  font-weight: 600;
}

.section {
  padding: 2.75rem 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(227, 243, 240, 0.32), rgba(227, 243, 240, 0.16));
}

.section-heading {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto 2rem;
}

.section-heading.left {
  text-align: left;
  margin: 0 0 1.5rem;
}

.section-heading p {
  margin-top: 0.9rem;
  color: var(--muted);
}

.feature-grid,
.course-grid,
.risk-grid,
.steps-grid {
  display: grid;
  gap: 1.25rem;
}

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

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

.steps-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.feature-card,
.course-card,
.risk-card,
.step-card {
  padding: 1.5rem;
}

.feature-card p,
.course-card p,
.risk-card p,
.step-card p {
  margin-top: 0.7rem;
  color: var(--muted);
}

.course-note {
  color: var(--blue-deep);
  font-weight: 700;
}

.split-layout,
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
}

.check-list,
.prose-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li,
.prose-list li {
  position: relative;
  padding-left: 1.6rem;
  margin-top: 0.9rem;
}

.check-list li::before,
.prose-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68rem;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green), var(--blue));
}

.muted-list li {
  color: var(--muted);
}

.step-number {
  display: inline-flex;
  width: 2.4rem;
  height: 2.4rem;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--blue-deep);
  font-weight: 800;
  background: rgba(31, 95, 209, 0.08);
}

.cta-section {
  padding-bottom: 4rem;
}

.cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 2rem;
  background:
    radial-gradient(circle at right top, rgba(22, 155, 123, 0.12), transparent 32%),
    radial-gradient(circle at left bottom, rgba(31, 95, 209, 0.12), transparent 34%),
    var(--surface);
}

.alert-panel {
  padding: 1.2rem 1.3rem;
  margin-bottom: 1.5rem;
  border-left: 6px solid var(--green);
}

.identity-card,
.prose-card {
  padding: 1.6rem;
}

.identity-card p + p,
.prose-card p + p,
.prose-card h2 + p,
.prose-card h2 + ul,
.prose-card ul + h2 {
  margin-top: 0.9rem;
}

.prose-card h2 {
  font-size: 1.2rem;
}

.contact-form {
  padding: 1.6rem;
  background: var(--surface);
  border: 1px solid rgba(211, 227, 230, 0.85);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.form-row + .form-row {
  margin-top: 1rem;
}

.form-row label {
  display: block;
  margin-bottom: 0.45rem;
  font-weight: 600;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  color: var(--text);
  background: #fbfefe;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(31, 95, 209, 0.12);
}

.checkbox-row {
  margin-bottom: 1.4rem;
}

.checkbox-label {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.checkbox-label input {
  width: auto;
  margin-top: 0.2rem;
}

.field-error {
  min-height: 1.1rem;
  margin-top: 0.35rem;
  color: #b42318;
  font-size: 0.9rem;
}

.form-success {
  margin-top: 1rem;
  padding: 1rem 1.1rem;
  color: var(--green-deep);
  border-radius: var(--radius-md);
  background: rgba(22, 155, 123, 0.08);
}

.site-footer {
  margin-top: 2rem;
  padding: 2rem 0 2.5rem;
  background: #0f1e27;
  color: rgba(255, 255, 255, 0.85);
}

.legal-row {
  padding: 0 0 1rem;
}

.legal-row-inner {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.legal-row a {
  color: var(--blue-deep);
  font-weight: 700;
}

.legal-row a:hover,
.legal-row a:focus-visible {
  color: var(--blue);
}

.footer-grid {
  display: grid;
  gap: 0.35rem;
}

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

[hidden] {
  display: none !important;
}

@media (max-width: 980px) {
  .hero-grid,
  .page-hero-grid,
  .feature-grid,
  .course-grid,
  .risk-grid,
  .split-layout,
  .contact-grid,
  .footer-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid,
  .page-hero-grid {
    padding-top: 3.5rem;
  }

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

  .site-nav {
    position: absolute;
    top: calc(100% + 0.4rem);
    right: 1rem;
    left: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.7rem;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
  }

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

  .site-nav a {
    border-radius: 14px;
  }

  .nav-toggle {
    display: inline-flex;
  }
}

@media (max-width: 640px) {
  h1 {
    font-size: 2.2rem;
  }

  h2 {
    font-size: 1.7rem;
  }

  .nav-shell {
    padding: 0.8rem 0;
  }

  .hero-grid,
  .page-hero-grid,
  .compact-hero .container {
    padding-top: 2.7rem;
  }

  .section,
  .cta-section {
    padding: 2.15rem 0;
  }

  .feature-card,
  .course-card,
  .risk-card,
  .step-card,
  .identity-card,
  .prose-card,
  .contact-form,
  .cta-card {
    padding: 1.2rem;
  }

  .button {
    width: 100%;
  }
}