/* =============================================
   RANKING PAGE CSS — sol-to-ngn.com (light theme)
   ============================================= */

/* ---- Hero ---- */
.hero {
  background: linear-gradient(135deg, #F5F6FA 0%, #EEE8FC 50%, #F5F6FA 100%);
  padding: 4rem 0 3.5rem;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(123,53,224,0.08) 0%, transparent 65%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 3rem;
  align-items: start;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.hero-badge svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-accent);
  flex-shrink: 0;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.hero-intro {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 1.5rem;
}

/* ---- Prominent Rate Display ---- */
.rate-hero-card {
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  display: inline-block;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-md), 0 0 0 4px var(--color-primary-glow);
  min-width: 320px;
}

.rate-hero-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
}

.rate-hero-label svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-primary);
}

.rate-hero-value {
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.rate-hero-sub {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.btn-hero-cta {
  display: inline-flex;
  margin-bottom: 1rem;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.hero-meta svg { width: 13px; height: 13px; stroke: var(--color-text-light); flex-shrink: 0; }

/* ---- Converter card ---- */
.converter-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 80px;
}

.converter-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  border: none;
  padding: 0;
  margin-top: 0;
}

.converter-title svg { width: 18px; height: 18px; stroke: var(--color-primary); flex-shrink: 0; }

.converter-inputs { display: flex; flex-direction: column; gap: 0.75rem; }

.converter-field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 0.3rem;
}

.converter-field input {
  width: 100%;
  background: var(--color-surface-2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  color: var(--color-text);
  font-family: 'Inter', sans-serif;
  font-size: 1.15rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  transition: border-color 0.2s;
}

.converter-field input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
  background: var(--color-surface);
}

.converter-swap { text-align: center; color: var(--color-text-light); }
.converter-swap svg { width: 18px; height: 18px; stroke: var(--color-text-muted); }

.converter-rate {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0.75rem 0 0.5rem;
  background: var(--color-surface-2);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
}

.converter-rate span {
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.converter-disclaimer {
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.converter-disclaimer svg { width: 13px; height: 13px; flex-shrink: 0; stroke: var(--color-text-light); margin-top: 2px; }

.converter-updated {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-top: 0.75rem;
  justify-content: center;
}

/* ---- Article body ---- */
.article-body { padding: 3rem 0 4rem; }
.article-content { max-width: 780px; }

.article-content h2 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid var(--color-border-light);
}

.article-content h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }

.article-content h2 svg { width: 20px; height: 20px; stroke: var(--color-primary); flex-shrink: 0; }

.article-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.article-content p { color: var(--color-text-muted); margin-bottom: 1rem; line-height: 1.75; }

.article-content ul,
.article-content ol { color: var(--color-text-muted); padding-left: 1.5rem; margin-bottom: 1rem; }

.article-content li { margin-bottom: 0.5rem; line-height: 1.7; }
.article-content strong { color: var(--color-text); font-weight: 600; }

/* ---- Inline CTA ---- */
.cta-inline {
  margin: 1.75rem 0;
  padding: 1.25rem 1.5rem;
  background: var(--color-primary-light);
  border: 1px solid rgba(123,53,224,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---- CTA block (conclusion) ---- */
.cta-block {
  margin-top: 2rem;
  padding: 2rem;
  background: linear-gradient(135deg, #F3EBFF 0%, #E8F7EF 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.cta-block__text {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.cta-block__note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--color-text-light);
  margin-top: 0.75rem;
  margin-bottom: 0;
}

.cta-block__note svg { width: 13px; height: 13px; stroke: var(--color-text-light); flex-shrink: 0; }

/* ---- Step list ---- */
.step-list { list-style: none; padding: 0; margin: 1.25rem 0; }

.step-list li {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-border-light);
}

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

.step-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

/* ---- Tables ---- */
.table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.table-wrap table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 480px; }

.table-wrap th {
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

.table-wrap td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text-muted);
  vertical-align: top;
}

.table-wrap tr:last-child td { border-bottom: none; }
.table-wrap tr:hover td { background: var(--color-surface-2); }

.ngn-val {
  color: var(--color-naira);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  background: var(--color-naira-bg);
  display: inline-block;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.88rem;
}

.badge-best {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  letter-spacing: 0.03em;
  white-space: nowrap;
  margin-left: 0.25rem;
}

.table-note {
  font-size: 0.78rem;
  color: var(--color-text-light);
  margin-top: -0.75rem;
  margin-bottom: 1.25rem;
}

/* ---- Callout ---- */
.callout {
  background: var(--color-primary-light);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.callout strong { color: var(--color-primary); }

/* ---- Tips list ---- */
.tips-list { list-style: none; padding: 0; margin: 1.25rem 0; display: flex; flex-direction: column; gap: 0.75rem; }

.tips-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s;
}

.tips-list li:hover { box-shadow: var(--shadow-md); }

.tips-list li svg { width: 18px; height: 18px; stroke: var(--color-accent); flex-shrink: 0; margin-top: 2px; }

/* ---- Red flags ---- */
.red-flags { list-style: none; padding: 0; margin: 1rem 0; display: flex; flex-direction: column; gap: 0.5rem; }

.red-flags li {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.red-flags li::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-danger);
  flex-shrink: 0;
  margin-top: 7px;
}

/* ---- FAQ ---- */
.faq-list { margin: 1.25rem 0; display: flex; flex-direction: column; gap: 0.6rem; }

.faq-list details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s;
}

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

.faq-list summary {
  padding: 1rem 1.25rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

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

.faq-list summary::after {
  content: '+';
  font-size: 1.2rem;
  color: var(--color-text-light);
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-list details[open] summary {
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-primary-light);
}

.faq-list details[open] summary::after { content: '−'; }

.faq-list details p {
  padding: 1rem 1.25rem;
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; gap: 2rem; }
  .hero-text h1 { font-size: 2.6rem; }
  .converter-card { position: static; max-width: 100%; }
  .rate-hero-card { min-width: auto; width: 100%; }
}

@media (max-width: 767px) {
  .hero { padding: 2.5rem 0 2rem; }
  .hero-text h1 { font-size: 2rem; }
  .rate-hero-value { font-size: 2rem; }
  .article-content h2 { font-size: 1.25rem; }
  .cta-inline { padding: 1rem; }
}