/* ============================================================
   CSS CUSTOM PROPERTIES
   ============================================================ */
:root {
  --base:    #1F2933;
  --deep:    #121A21;
  --accent:  #3DA9FC;
  --accent2: #F2B705;
  --surface: #F2F5F7;
  --ink:     #161E26;
  --muted:   #5C6B7A;

  --radius: 4px;
  --container: 1200px;

  --font-heading: 'Trebuchet MS', 'Segoe UI', Tahoma, sans-serif;
  --font-body:    Verdana, Geneva, 'DejaVu Sans', sans-serif;
}

/* ============================================================
   RESET / BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--surface);
  color: var(--ink);
  line-height: 1.65;
  min-width: 320px;
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.25;
  color: var(--base);
}

h1 { font-size: 2.5rem; margin-bottom: 1rem; }
h2 { font-size: 1.75rem; margin-bottom: 0.75rem; margin-top: 2rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.5rem; margin-top: 1.5rem; }
h4 { font-size: 1rem; margin-bottom: 0.5rem; }

p { margin-bottom: 1rem; }

a {
  color: var(--accent);
  text-decoration: underline;
  transition: color 0.2s;
}
a:hover { color: var(--accent2); }
a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius);
}

ul, ol { padding-left: 1.5rem; margin-bottom: 1rem; }
li { margin-bottom: 0.35rem; }

/* ============================================================
   CONTAINER
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

/* ============================================================
   SITE HEADER
   ============================================================ */
site-header {
  display: block;
  background-color: var(--base);
}

/* Wordmark */
.site-wordmark {
  text-align: center;
  padding: 1.25rem 1rem 0.75rem;
  background-color: var(--deep);
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--surface);
  text-transform: uppercase;
  line-height: 1;
  display: inline-block;
}

.brand-name span:first-child {
  color: var(--accent);
}

.brand-name span:last-child {
  color: var(--accent2);
  font-size: 1.4rem;
  letter-spacing: 0.04em;
}

.brand-tagline {
  font-family: var(--font-body);
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 0.25rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Nav */
site-header nav {
  background-color: var(--base);
  border-top: 2px solid var(--accent);
}

site-header nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0;
}

site-header nav ul li {
  margin: 0;
}

site-header nav ul li a {
  display: block;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--surface);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background-color 0.2s, color 0.2s;
}

site-header nav ul li a:hover {
  background-color: var(--accent);
  color: var(--deep);
}

site-header nav ul li a.active {
  background-color: var(--accent2);
  color: var(--deep);
}

site-header nav ul li a:focus-visible {
  outline: 3px solid var(--accent2);
  outline-offset: -3px;
}

/* ============================================================
   BONUS BANNER
   ============================================================ */
.bonus-banner {
  background: linear-gradient(135deg, var(--deep) 0%, #1a2e42 60%, #0d2035 100%);
  text-align: center;
  padding: 2.5rem 1rem;
  border-bottom: 3px solid var(--accent);
}

.bonus-banner .eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.bonus-banner .banner-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--surface);
  margin-top: 0;
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

.bonus-banner .fine-print {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 0.75rem;
  margin-bottom: 0;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.7rem 1.8rem;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  background-color: transparent;
  color: var(--accent);
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
  white-space: nowrap;
}

.btn:hover {
  background-color: var(--accent);
  color: var(--deep);
  border-color: var(--accent);
}

.btn:focus-visible {
  outline: 3px solid var(--accent2);
  outline-offset: 3px;
}

.btn-accent2 {
  border-color: var(--accent2);
  color: var(--accent2);
}

.btn-accent2:hover {
  background-color: var(--accent2);
  color: var(--deep);
  border-color: var(--accent2);
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main-content {
  padding: 2rem 0 3rem;
}

.main-content > .container > h1:first-of-type,
.main-content > .container > p:first-of-type {
  /* intro spacing handled by section-block below */
}

/* ============================================================
   SECTION BLOCKS
   ============================================================ */
.section-block {
  margin-top: 2.5rem;
  padding-top: 0.5rem;
}

/* ============================================================
   HIGHLIGHT ROW (second bonus banner)
   ============================================================ */
.highlight-row {
  background: linear-gradient(135deg, var(--base) 0%, #263445 100%);
  border-left: 4px solid var(--accent2);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  margin: 2.5rem 0;
  text-align: center;
}

.highlight-row h2 {
  color: var(--surface);
  margin-top: 0;
}

.highlight-row p {
  color: #aec6d8;
  margin-bottom: 1.25rem;
}

/* ============================================================
   NUMBERED LIST (registration steps)
   ============================================================ */
.num-list {
  list-style: decimal;
  padding-left: 1.75rem;
}

.num-list li {
  margin-bottom: 0.65rem;
}

/* ============================================================
   TABLE
   ============================================================ */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--muted);
}

table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: 0.82rem;
}

table thead tr {
  background-color: var(--base);
}

table thead th {
  color: var(--surface);
  font-family: var(--font-heading);
  font-weight: 700;
  text-align: left;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--muted);
  white-space: nowrap;
}

table tbody tr {
  background-color: #fff;
}

table tbody tr:nth-child(even) {
  background-color: #edf1f5;
}

table tbody td {
  padding: 0.6rem 0.85rem;
  border: 1px solid #c9d3db;
  vertical-align: top;
  color: var(--ink);
}

/* ============================================================
   CARD GRID
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.card {
  background-color: #fff;
  border: 1px solid #d0dae2;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px rgba(31, 41, 51, 0.10);
  padding: 1.5rem 1.25rem 1.25rem;
  position: relative;
  transition: box-shadow 0.2s;
}

.card:hover {
  box-shadow: 0 6px 20px rgba(31, 41, 51, 0.18);
}

.card-num {
  position: absolute;
  top: -0.75rem;
  left: 1rem;
  width: 2rem;
  height: 2rem;
  background-color: var(--accent2);
  color: var(--deep);
  border-radius: 50%;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(242, 183, 5, 0.45);
}

.card h3 {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
  color: var(--base);
  font-size: 1.05rem;
}

.card p {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 0;
}

/* ============================================================
   FAQ ACCORDION (CSS-only, details/summary)
   ============================================================ */
.faq-section {
  margin-top: 1.5rem;
}

.faq-section details {
  border: 1px solid #c9d3db;
  border-radius: var(--radius);
  margin-bottom: 0.6rem;
  background-color: #fff;
  overflow: hidden;
}

.faq-section details[open] {
  border-color: var(--accent);
}

.faq-section summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  cursor: pointer;
  list-style: none;
  padding: 1rem 1.1rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--base);
  background-color: #f7f9fb;
  transition: background-color 0.2s, color 0.2s;
  user-select: none;
}

.faq-section summary::-webkit-details-marker { display: none; }

/* Rotating chevron drawn in CSS */
.faq-section summary::after {
  content: '';
  display: inline-block;
  flex-shrink: 0;
  width: 0.55rem;
  height: 0.55rem;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  transition: transform 0.25s;
  margin-right: 0.2rem;
}

.faq-section details[open] summary::after {
  transform: rotate(-135deg);
}

.faq-section summary:hover {
  background-color: var(--base);
  color: var(--surface);
}

.faq-section summary:hover::after {
  border-color: var(--accent2);
}

.faq-section summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: -3px;
}

.faq-body {
  padding: 1rem 1.1rem;
  border-top: 1px solid #c9d3db;
  font-size: 0.9rem;
  color: var(--ink);
}

.faq-body p:last-child { margin-bottom: 0; }

/* ============================================================
   CHECKLIST
   ============================================================ */
.checklist {
  list-style: none;
  padding-left: 0;
  margin-bottom: 1.25rem;
}

.checklist li {
  padding: 0.4rem 0 0.4rem 2rem;
  position: relative;
  color: var(--ink);
  font-size: 0.9rem;
  border-bottom: 1px solid #e2e8ed;
}

.checklist li:last-child {
  border-bottom: none;
}

.checklist li::before {
  content: '';
  position: absolute;
  left: 0.4rem;
  top: 0.6rem;
  width: 0.65rem;
  height: 0.4rem;
  border-left: 2px solid var(--accent2);
  border-bottom: 2px solid var(--accent2);
  transform: rotate(-45deg);
}

/* ============================================================
   REVIEW CARDS
   ============================================================ */
.review-card {
  background-color: #fff;
  border: 1px solid #c9d3db;
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.review-card .reviewer {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--base);
  margin-bottom: 0.2rem;
}

.review-card .stars {
  color: var(--accent2);
  font-size: 1rem;
  margin-bottom: 0.4rem;
  letter-spacing: 0.05em;
}

.review-card p {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 0;
  font-style: italic;
}

/* ============================================================
   FOOTER
   ============================================================ */
site-footer {
  display: block;
  background-color: var(--deep);
  color: var(--surface);
  padding-top: 2.5rem;
}

site-footer .footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
}

site-footer .footer-brand .brand-name {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  display: inline-block;
}

site-footer .footer-brand p {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.age-badge {
  display: inline-block;
  background-color: var(--accent2);
  color: var(--deep);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.72rem;
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius);
  vertical-align: middle;
  margin-right: 0.35rem;
}

.footer-nav .footer-heading {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 0.75rem;
  margin-top: 0;
}

.footer-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav ul li {
  margin-bottom: 0.4rem;
}

.footer-nav ul li a {
  font-size: 0.82rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-nav ul li a:hover {
  color: var(--surface);
}

.footer-nav ul li a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius);
}

.footer-bottom {
  border-top: 1px solid #2a3a4a;
  padding: 1rem 0;
}

.footer-bottom p {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
  margin: 0;
}

/* ============================================================
   BREAKPOINT: 640px
   ============================================================ */
@media (min-width: 640px) {
  .container {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .brand-name { font-size: 2.4rem; }

  .bonus-banner .banner-title { font-size: 2rem; }

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

  site-footer .footer-inner {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================
   BREAKPOINT: 1024px
   ============================================================ */
@media (min-width: 1024px) {
  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }

  .brand-name { font-size: 2.8rem; }

  site-header nav ul li a {
    font-size: 0.82rem;
    padding: 0.75rem 1.1rem;
  }

  .bonus-banner {
    padding: 3.5rem 2rem;
  }

  .bonus-banner .banner-title { font-size: 2.4rem; }

  .main-content {
    padding: 2.5rem 0 4rem;
  }

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

  site-footer .footer-inner {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .highlight-row {
    padding: 2.5rem 3rem;
  }
}