/* ============================================================
   SpinBetter DE – Design System
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #071410;
  --bg2: #0c1e18;
  --bg3: #102820;
  --card: #0e2018;
  --border: #1a382a;
  --green: #22c55e;
  --lime: #bef264;
  --purple: #a855f7;
  --text: #d1fae5;
  --muted: #6ee7b7;
  --font: 'Segoe UI', system-ui, sans-serif;
  --radius: 10px;
  --transition: 0.22s ease;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: clamp(15px, 2vw, 17px);
  min-height: 100vh;
}

/* ── Typography ── */
h1 { font-size: clamp(1.6rem, 4vw, 2.6rem); line-height: 1.2; color: #fff; margin-bottom: 1.2rem; }
h2 { font-size: clamp(1.25rem, 3vw, 1.85rem); color: var(--lime); margin: 2.2rem 0 1rem; line-height: 1.3; }
h3 { font-size: clamp(1.05rem, 2.5vw, 1.3rem); color: var(--muted); margin: 1.5rem 0 0.7rem; }
p  { margin-bottom: 1rem; }
ul, ol { padding-left: 1.4rem; margin-bottom: 1rem; }
li { margin-bottom: 0.35rem; }
a  { color: var(--green); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--lime); }

/* ── Anchor link class ── */
.anchor-link {
  color: var(--green);
  text-decoration: underline;
  font-weight: 700;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.anchor-link:hover { color: var(--lime); }

/* ── Layout ── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 16px; }
main { padding: 2.5rem 0 4rem; }

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

/* Row 1: logo + buttons */
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0;
  gap: 1rem;
}

.logo { display: flex; align-items: center; gap: 0.5rem; text-decoration: none; }
.logo img { height: 38px; width: auto; }
.logo-text { font-size: 1.15rem; font-weight: 700; color: var(--lime); letter-spacing: 0.5px; }

.header-actions { display: flex; gap: 0.6rem; align-items: center; }

.btn-ghost {
  padding: 0.4rem 1rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn-ghost:hover { border-color: var(--green); color: var(--green); }

.btn-register {
  padding: 0.4rem 1.1rem;
  background: var(--purple);
  border: 1px solid var(--purple);
  color: #fff;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: opacity var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn-register:hover { opacity: 0.85; color: #fff; }

/* Row 2: nav links */
.header-nav { border-top: 1px solid var(--border); }
.nav-links {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 0;
}
.nav-links a {
  display: block;
  padding: 0.65rem 1.1rem;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-decoration: none;
  transition: color var(--transition), background var(--transition);
  border-bottom: 2px solid transparent;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--lime);
  border-bottom-color: var(--lime);
  background: var(--bg3);
}

/* ── Burger (CSS-only) ── */
.burger-toggle { display: none; }
.burger-label {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
}
.burger-label span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.mobile-nav { display: none; }

@media (max-width: 768px) {
  .burger-label { display: flex; }
  .header-nav { display: none; }

  .mobile-nav {
    display: block;
    background: var(--bg2);
    border-top: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .burger-toggle:checked ~ .mobile-nav { max-height: 400px; }
  .burger-toggle:checked ~ .site-header .burger-label span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .burger-toggle:checked ~ .site-header .burger-label span:nth-child(2) { opacity: 0; }
  .burger-toggle:checked ~ .site-header .burger-label span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .mobile-nav .nav-links { flex-direction: column; }
  .mobile-nav .nav-links a { padding: 0.75rem 1.2rem; border-bottom: 1px solid var(--border); border-left: 3px solid transparent; }
  .mobile-nav .nav-links a:hover { border-left-color: var(--lime); }
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  margin-bottom: 3rem;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.hero-content { padding: 2.5rem 2rem 2.5rem 2.5rem; }
.hero-image { height: 100%; min-height: 280px; }
.hero-image img { width: 100%; height: 100%; object-fit: cover; display: block; }

@media (max-width: 768px) {
  .hero { grid-template-columns: 1fr; }
  .hero-image { min-height: 200px; order: -1; }
  .hero-content { padding: 1.5rem; }
}

/* ── CTA button ── */
.btn-cta {
  display: inline-block;
  background: var(--lime);
  color: #071410;
  font-weight: 800;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  margin-top: 1.2rem;
  transition: opacity var(--transition), transform var(--transition);
  border: none;
  cursor: pointer;
}
.btn-cta:hover { opacity: 0.88; transform: translateY(-1px); color: #071410; }

/* ============================================================
   CONTENT SECTIONS
   ============================================================ */
.section { margin-bottom: 2.5rem; }

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 1.5rem 0;
}
@media (max-width: 768px) { .content-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color var(--transition);
}
.card:hover { border-color: var(--green); }

/* ── Secondary Banner ── */
.banner-secondary { margin: 2rem 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
.banner-secondary img { width: 100%; height: auto; display: block; max-height: 320px; object-fit: cover; }

/* ============================================================
   TABLES
   ============================================================ */
.table-wrap { overflow-x: auto; margin: 1.5rem 0; border-radius: var(--radius); }
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid var(--border);
  font-size: 0.91rem;
}
thead th {
  background: var(--bg3);
  color: var(--lime);
  font-weight: 700;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
tbody td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: top;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:nth-child(even) td { background: var(--bg2); }
tbody tr:hover td { background: var(--bg3); transition: background var(--transition); }

/* ============================================================
   FAQ ACCORDION (CSS-only)
   ============================================================ */
.faq { margin: 1.5rem 0; }
.faq-item { border: 1px solid var(--border); border-radius: 8px; margin-bottom: 0.6rem; overflow: hidden; }
.faq-toggle { display: none; }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.2rem;
  background: var(--card);
  cursor: pointer;
  font-weight: 600;
  color: var(--text);
  transition: background var(--transition), color var(--transition);
  user-select: none;
  gap: 1rem;
}
.faq-question:hover { background: var(--bg3); color: var(--lime); }
.faq-icon {
  font-size: 1.2rem;
  color: var(--green);
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding var(--transition);
  background: var(--bg2);
  color: var(--muted);
  padding: 0 1.2rem;
  font-size: 0.95rem;
}
.faq-toggle:checked ~ .faq-answer { max-height: 400px; padding: 1rem 1.2rem; }
.faq-toggle:checked ~ .faq-question { background: var(--bg3); color: var(--lime); }
.faq-toggle:checked ~ .faq-question .faq-icon { transform: rotate(45deg); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  margin-top: 3rem;
  font-size: 0.88rem;
  color: var(--muted);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  text-align: center;
}
.footer-links { display: flex; gap: 1.2rem; flex-wrap: wrap; justify-content: center; }
.footer-links a { color: var(--muted); font-size: 0.87rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--lime); }
.footer-copy { color: #4a7a60; }
.disclaimer {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.8rem 1.2rem;
  font-size: 0.82rem;
  color: #4a7a60;
  margin-top: 1rem;
  text-align: center;
}

/* ── Steps list ── */
.steps-list { list-style: none; padding: 0; counter-reset: step; }
.steps-list li {
  counter-increment: step;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}
.steps-list li:last-child { border-bottom: none; }
.steps-list li::before {
  content: counter(step);
  min-width: 28px;
  height: 28px;
  background: var(--green);
  color: #071410;
  font-weight: 800;
  font-size: 0.82rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── Highlight box ── */
.highlight-box {
  background: var(--bg3);
  border-left: 4px solid var(--lime);
  border-radius: 0 8px 8px 0;
  padding: 1rem 1.4rem;
  margin: 1.2rem 0;
}
.highlight-box strong { color: var(--lime); }