:root {
  --bg: #0f1420;
  --bg-content: #ffffff;
  --text: #1c2230;
  --text-muted: #5b6475;
  --accent: #ff5a36;
  --accent-dark: #e14321;
  --card: #f6f7fb;
  --border: #e2e5ec;
  --header-h: 64px;
  --max-w: 820px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg-content);
  line-height: 1.6;
  font-size: 17px;
}

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  background: var(--bg);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  max-width: 1040px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.logo {
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.logo span { color: var(--accent); }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
}
.main-nav { display: flex; gap: 24px; }
.main-nav a {
  color: #d7dbe6;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
}
.main-nav a:hover { color: #fff; }

@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    background: var(--bg);
    flex-direction: column;
    gap: 0;
    display: none;
    border-top: 1px solid rgba(255,255,255,0.1);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 14px 20px; border-bottom: 1px solid rgba(255,255,255,0.06); }
}

/* Content */
.content { max-width: var(--max-w); padding-top: 32px; padding-bottom: 56px; }
.content h1 {
  font-size: 30px;
  line-height: 1.25;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
}
.content h2 {
  font-size: 22px;
  margin: 40px 0 14px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}
.content h2:first-of-type { border-top: none; padding-top: 0; }
.content h3 {
  font-size: 18px;
  margin: 26px 0 10px;
}
.content p { margin: 0 0 16px; }
.content em { font-style: italic; }
.content strong { color: var(--text); }
.content ul, .content ol { margin: 0 0 16px; padding-left: 22px; }
.content li { margin-bottom: 6px; }

/* Tables */
.content table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 15px;
}
.content th, .content td {
  border: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
}
.content th { background: var(--card); font-weight: 600; }
.content table + p em, .table-source {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: -10px;
  margin-bottom: 20px;
}

/* Placeholder block (internal use) */
.todo-block {
  background: #fff6ed;
  border: 1px dashed #e8a85c;
  border-radius: 8px;
  padding: 16px 18px;
  font-size: 14px;
  color: #8a5a1c;
  margin: 18px 0;
}

/* FAQ (accordion via <details>/<summary>) */
.faq-item {
  margin-bottom: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2px 16px;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 16px;
  padding: 14px 0;
  position: relative;
  padding-right: 26px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 12px;
  font-size: 20px;
  color: var(--accent-dark);
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p { margin: 0 0 16px; color: var(--text-muted); }

/* TL;DR box */
.tldr-box { margin-top: 0; }
.tldr-title { margin: 0 0 10px; font-size: 18px; border: none; padding: 0; }
.tldr-box ul { margin: 0; padding-left: 20px; }
.tldr-box li { margin-bottom: 8px; }

/* Calculator widget */
.calc-widget label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  margin: 14px 0 6px;
}
.calc-widget input[type="number"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 16px;
}
.calc-result {
  margin: 12px 0 0;
  font-weight: 600;
  color: var(--accent-dark);
  min-height: 1.4em;
}

/* Offers grid (cards) */
.offers-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 18px 0;
}
.offer-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
}
.offer-rank {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--bg);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.offer-body { flex: 1 1 auto; min-width: 0; }
.offer-name { margin: 0 0 4px; font-size: 17px; }
.offer-revolut { margin: 0; font-size: 14px; color: var(--text-muted); }
.offer-bonus { margin: 4px 0 0; font-size: 14px; font-weight: 600; }
.offer-bonus-unknown { font-weight: 400; color: var(--text-muted); font-style: italic; }
.offer-src { font-weight: 400; color: var(--text-muted); font-size: 12px; }
.tag-revolut {
  display: inline-block;
  background: #e8f3ec;
  color: #1c7a4a;
  font-size: 12px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 5px;
  margin-right: 6px;
}
.btn-offer {
  flex: 0 0 auto;
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 20px;
  border-radius: 6px;
  white-space: nowrap;
}
.btn-offer:hover { background: var(--accent-dark); }

@media (max-width: 480px) {
  .offer-card { flex-wrap: wrap; }
  .btn-offer { width: 100%; text-align: center; }
}

/* Cards (used on home / about / review pages) */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 22px;
  margin: 22px 0;
}

/* Badge */
.badge-18 {
  display: inline-block;
  background: var(--bg);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  padding: 4px 10px;
  border-radius: 6px;
}

/* Footer */
.site-footer {
  background: var(--bg);
  color: #b8bdca;
  padding: 36px 0 28px;
  font-size: 13.5px;
}
.footer-disclaimer { margin-bottom: 20px; line-height: 1.6; }
.footer-disclaimer a { color: var(--accent); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 16px; }
.footer-nav a { color: #d7dbe6; text-decoration: none; font-size: 14px; }
.footer-nav a:hover { color: #fff; }
.footer-copy { margin: 0; color: #7b8296; }

@media (max-width: 480px) {
  body { font-size: 16px; }
  .content h1 { font-size: 25px; }
  .content h2 { font-size: 19px; }
}