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

  --radius:  4px;
  --max-w:   1200px;
  --font-head: '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 {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--surface);
}

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

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

a:hover {
  text-decoration: underline;
  color: var(--accent2);
}

a:focus-visible {
  outline: 3px solid var(--accent2);
  outline-offset: 2px;
  border-radius: var(--radius);
}

ul, ol {
  padding-left: 1.4em;
}

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

h1 { font-size: 2.5rem; margin-bottom: 0.6em; }
h2 { font-size: 1.7rem; margin-top: 1.6em; margin-bottom: 0.5em; }
h3 { font-size: 1.25rem; margin-top: 1.2em; margin-bottom: 0.4em; }
h4 { font-size: 1rem; margin-bottom: 0.4em; }

p { margin-bottom: 1em; }

.dark h1,
.dark h2,
.dark h3,
.dark h4 {
  color: #fff;
}

.accent-text {
  color: var(--accent);
}

/* ============================================================
   CONTAINER
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: 16px;
  padding-right: 16px;
}

/* ============================================================
   AGE WARNING
   ============================================================ */
.age-warning {
  background: var(--deep);
  color: #afc4d4;
  font-size: 0.78rem;
  text-align: center;
  padding: 6px 16px;
  letter-spacing: 0.02em;
}

/* ============================================================
   HEADER
   ============================================================ */
header {
  background: var(--base);
  position: relative;
}

.header-top {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 18px 16px 14px;
}

/* LOGO WORDMARK */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-head);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-transform: uppercase;
  text-decoration: none;
  line-height: 1;
}

.logo:hover {
  text-decoration: none;
  color: var(--accent2);
}

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

.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--accent);
  color: var(--deep);
  border-radius: 50%;
  font-size: 1.25rem;
  font-weight: 900;
  font-family: var(--font-head);
  margin-right: 2px;
  flex-shrink: 0;
  line-height: 1;
}

/* NAV */
nav {
  background: var(--deep);
  border-top: 2px solid var(--accent);
}

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

nav ul li a {
  display: block;
  padding: 12px 14px;
  color: #c5d8e8;
  font-size: 0.82rem;
  font-family: var(--font-head);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

nav ul li a:hover {
  color: #fff;
  border-bottom-color: var(--accent2);
  text-decoration: none;
}

nav ul li a.active {
  color: var(--accent2);
  border-bottom-color: var(--accent2);
}

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

/* ============================================================
   BONUS BANNER
   ============================================================ */
.bonus-banner {
  background: linear-gradient(135deg, var(--deep) 0%, #1a2f44 50%, var(--base) 100%);
  border-top: 3px solid var(--accent2);
  border-bottom: 3px solid var(--accent2);
  text-align: center;
  padding: 36px 16px;
}

.bonus-banner .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.bonus-banner .eyebrow {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent2);
  margin: 0;
}

.bonus-banner .offer {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin: 0;
}

.bonus-banner .fine-print {
  font-size: 0.75rem;
  color: #7da0ba;
  margin: 0;
  max-width: 540px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  background: transparent;
  color: var(--accent);
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.1s;
  line-height: 1;
}

.btn:hover {
  background: var(--accent);
  color: var(--deep);
  text-decoration: none;
  transform: translateY(-1px);
}

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

.btn:active {
  transform: translateY(0);
}

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

.btn-accent2:hover {
  background: #e0a800;
  border-color: #e0a800;
  color: var(--deep);
}

/* ============================================================
   CONTENT SECTIONS
   ============================================================ */
.content-section {
  padding: 40px 0;
}

.content-section.dark {
  background: var(--base);
  color: #c5d8e8;
}

.content-section.dark p {
  color: #b0c8da;
}

.content-section.dark a {
  color: var(--accent);
}

.content-section.dark a:hover {
  color: var(--accent2);
}

/* Intro block */
.intro-block {
  margin-bottom: 1.5em;
}

.intro-block h1 {
  color: var(--base);
}

/* ============================================================
   STEPS LIST
   ============================================================ */
.steps-list {
  padding-left: 0;
  list-style: none;
  counter-reset: step-counter;
  margin-bottom: 1.5em;
}

.steps-list li {
  counter-increment: step-counter;
  position: relative;
  padding: 12px 16px 12px 56px;
  margin-bottom: 8px;
  background: #fff;
  border: 1px solid #dde3ea;
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  font-size: 0.95rem;
}

.steps-list li::before {
  content: counter(step-counter);
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.dark .steps-list li {
  background: #26333f;
  border-color: #3a4f60;
  color: #c5d8e8;
}

/* ============================================================
   CHECKLIST
   ============================================================ */
.checklist {
  list-style: none;
  padding-left: 0;
  margin-bottom: 1.5em;
}

.checklist li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.checklist li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--check-color, var(--accent));
  font-weight: 700;
  font-size: 1rem;
}

/* ============================================================
   TABLE
   ============================================================ */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 1.5em;
  border-radius: var(--radius);
  border: 1px solid #c8d4dc;
}

table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 0.88rem;
  background: #fff;
}

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

thead th {
  padding: 12px 14px;
  font-family: var(--font-head);
  font-weight: 700;
  text-align: left;
  white-space: nowrap;
  border: 1px solid #2e3e4e;
}

tbody tr {
  border-bottom: 1px solid #dde3ea;
}

tbody tr:nth-child(even) {
  background: #edf2f6;
}

tbody tr:hover {
  background: #ddeefa;
}

tbody td {
  padding: 11px 14px;
  border: 1px solid #d0d8df;
  vertical-align: top;
}

.dark .table-scroll {
  border-color: #2e3e4e;
}

.dark table {
  background: #26333f;
}

.dark tbody tr:nth-child(even) {
  background: #1e2d38;
}

.dark tbody tr:hover {
  background: #1a3348;
}

.dark tbody td {
  border-color: #2e3e4e;
  color: #c5d8e8;
}

/* ============================================================
   TWO COLUMN GRID
   ============================================================ */
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 1.2em;
  margin-bottom: 1.5em;
}

.info-box {
  background: #fff;
  border: 1px solid #dde3ea;
  border-radius: var(--radius);
  padding: 22px 20px;
  box-shadow: 0 2px 8px rgba(31,41,51,0.07);
}

.dark .info-box {
  background: #26333f;
  border-color: #2e3e4e;
}

.info-box h3 {
  font-size: 1.05rem;
  margin-top: 0;
  color: var(--accent);
}

.dark .info-box h3 {
  color: var(--accent2);
}

.info-box p,
.info-box ul {
  font-size: 0.92rem;
  color: var(--muted);
  margin-bottom: 0;
}

.dark .info-box p,
.dark .info-box ul {
  color: #9ab5c8;
}

/* ============================================================
   HIGHLIGHT BOX
   ============================================================ */
.highlight-box {
  background: #fff8e1;
  border: 1px solid var(--accent2);
  border-left: 5px solid var(--accent2);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin: 1.5em 0;
  font-size: 0.95rem;
  color: var(--ink);
}

.highlight-box p {
  margin: 0;
}

/* ============================================================
   CARD GRID (circled numeral cards)
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin: 1.5em 0;
}

.card {
  position: relative;
  background: #fff;
  border: 1px solid #dde3ea;
  border-radius: var(--radius);
  padding: 24px 20px 20px 20px;
  box-shadow: 0 3px 14px rgba(31,41,51,0.09);
  overflow: hidden;
}

.card h3 {
  font-size: 1.08rem;
  color: var(--base);
  margin-top: 0;
  margin-bottom: 0.4em;
}

.card p {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
}

.card-num {
  position: absolute;
  top: 12px;
  right: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent2);
  color: var(--deep);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1;
}

/* ============================================================
   FAQ ACCORDION  (CSS-only via <details>/<summary>)
   ============================================================ */
.faq-section {
  padding: 40px 0;
  background: #fff;
}

.faq-section h2 {
  margin-bottom: 1em;
}

details {
  border: 1px solid #c8d4dc;
  border-radius: var(--radius);
  margin-bottom: 10px;
  background: #fff;
  overflow: hidden;
}

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

summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 18px;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--base);
  cursor: pointer;
  list-style: none;
  gap: 12px;
  transition: background 0.2s, color 0.2s;
  user-select: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::marker {
  display: none;
}

/* Chevron drawn in CSS */
summary::after {
  content: '';
  display: inline-block;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  flex-shrink: 0;
  margin-top: -4px;
  transition: transform 0.25s ease;
}

details[open] > summary::after {
  transform: rotate(-135deg);
  margin-top: 4px;
}

summary:hover {
  background: #edf2f6;
  color: var(--accent);
}

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

.faq-body {
  padding: 0 18px 18px;
  font-size: 0.93rem;
  color: var(--muted);
  border-top: 1px solid #dde3ea;
  padding-top: 14px;
  line-height: 1.65;
}

/* FAQ inside dark section */
.dark details {
  background: #26333f;
  border-color: #2e3e4e;
}

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

.dark summary {
  color: #e0eef8;
}

.dark summary:hover {
  background: #1e2d38;
  color: var(--accent2);
}

.dark .faq-body {
  color: #9ab5c8;
  border-top-color: #2e3e4e;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--deep);
  color: #8aa8be;
  padding: 40px 0 0;
  font-size: 0.88rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-bottom: 32px;
}

.footer-logo {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

footer p {
  color: #7290a3;
  line-height: 1.6;
  margin-bottom: 0.6em;
}

.footer-nav h4 {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: #c5d8e8;
  margin-bottom: 12px;
}

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

.footer-nav ul li {
  margin-bottom: 7px;
}

.footer-nav ul li a {
  color: #7290a3;
  font-size: 0.88rem;
  transition: color 0.2s;
}

.footer-nav ul li a:hover {
  color: var(--accent2);
  text-decoration: none;
}

.footer-nav ul li a:focus-visible {
  outline: 2px solid var(--accent2);
  outline-offset: 2px;
  border-radius: var(--radius);
}

.footer-bottom {
  border-top: 1px solid #1e2d38;
  padding: 16px 0;
  text-align: center;
  font-size: 0.78rem;
  color: #4e6575;
}

/* ============================================================
   BREAKPOINT: 640px
   ============================================================ */
@media (min-width: 640px) {
  .container {
    padding-left: 24px;
    padding-right: 24px;
  }

  .bonus-banner {
    padding: 48px 24px;
  }

  .bonus-banner .offer {
    font-size: 1.9rem;
  }

  .two-col {
    grid-template-columns: 1fr 1fr;
  }

  .card-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  nav ul li a {
    padding: 13px 18px;
    font-size: 0.85rem;
  }

  h1 { font-size: 2.5rem; }
  h2 { font-size: 1.85rem; }
}

/* ============================================================
   BREAKPOINT: 1024px
   ============================================================ */
@media (min-width: 1024px) {
  .container {
    padding-left: 32px;
    padding-right: 32px;
  }

  .bonus-banner {
    padding: 60px 32px;
  }

  .bonus-banner .offer {
    font-size: 2.2rem;
  }

  .content-section {
    padding: 56px 0;
  }

  .faq-section {
    padding: 56px 0;
  }

  .card-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-inner {
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
  }

  nav ul li a {
    padding: 14px 22px;
    font-size: 0.88rem;
  }

  h1 { font-size: 2.8rem; }
  h2 { font-size: 2rem; }

  .steps-list li {
    font-size: 1rem;
  }

  .info-box {
    padding: 26px 24px;
  }
}

/* ============================================================
   BREAKPOINT: 1200px+ (wide)
   ============================================================ */
@media (min-width: 1200px) {
  .card-grid {
    grid-template-columns: 1fr 1fr 1fr 1fr;
  }
}