/* ── Hero Section ── */
.hero {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--color-border);
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.hero__eyebrow svg { width: 14px; height: 14px; }
.hero h1 { margin-bottom: 1.25rem; max-width: 760px; }
.hero__intro {
  max-width: 720px;
  color: var(--color-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

/* Rate Widget */
.rate-widget {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
  margin-bottom: 2rem;
}
.rate-widget__label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}
.rate-widget__value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-white);
  font-variant-numeric: tabular-nums;
  min-width: 200px;
}
.rate-widget__meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.rate-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-success);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.rate-badge__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}
.rate-timestamp {
  font-size: 0.75rem;
  color: var(--color-muted);
}

/* Converter */
.converter {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 3rem;
  max-width: 560px;
}
.converter__title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}
.converter__row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.converter__field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.converter__field label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-muted);
}
.converter__field input {
  width: 100%;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.65rem 0.85rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  color: var(--color-white);
  outline: none;
  transition: border-color 0.15s;
  -moz-appearance: textfield;
}
.converter__field input::-webkit-outer-spin-button,
.converter__field input::-webkit-inner-spin-button { -webkit-appearance: none; }
.converter__field input:focus { border-color: var(--color-primary); }
.converter__field input[readonly] {
  background: rgba(247,147,26,0.07);
  border-color: rgba(247,147,26,0.2);
  color: var(--color-primary);
  cursor: default;
}
.converter__toggle {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-muted);
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
  align-self: flex-end;
  margin-bottom: 0.1rem;
}
.converter__toggle:hover {
  background: var(--color-primary);
  color: #000;
  border-color: var(--color-primary);
}
.converter__toggle svg { width: 16px; height: 16px; }
.converter__hint {
  font-size: 0.75rem;
  color: var(--color-muted);
  margin-top: 0.25rem;
}

/* ── Where to Exchange Table ── */
.exchange-table-wrap {
  margin-bottom: 4rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.exchange-table-wrap h2 {
  margin-bottom: 1rem;
}
.exchange-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 640px;
}
.exchange-table thead th {
  text-align: left;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.exchange-table thead th:first-child { width: 36px; min-width: 36px; padding-left: 0.75rem; }
.exchange-table thead th:nth-child(2) { min-width: 120px; }
.exchange-table tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background 0.12s;
}
.exchange-table tbody tr:hover { background: rgba(255,255,255,0.02); }
.exchange-table tbody tr.is-featured {
  border-left: 3px solid var(--color-primary);
  background: var(--color-primary-dim);
}
.exchange-table tbody tr.is-featured:hover { background: rgba(247,147,26,0.09); }
.exchange-table td {
  padding: 0.85rem 1rem;
  vertical-align: middle;
  color: var(--color-text);
}
.exchange-table td:first-child {
  color: var(--color-muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding-left: 0.75rem;
}
.exchange-table .platform-name {
  font-weight: 600;
  color: var(--color-white);
}
.exchange-table .badge-featured {
  display: inline-block;
  margin-left: 0.5rem;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  background: var(--color-primary);
  color: #000;
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  vertical-align: middle;
}
.exchange-table .tag-speed {
  font-size: 0.78rem;
  color: var(--color-success);
  font-weight: 500;
}
.btn-exchange {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.15s;
  white-space: nowrap;
}
.btn-exchange.primary {
  background: var(--color-primary);
  color: #000;
}
.btn-exchange.secondary {
  background: var(--color-surface-2);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
}
.btn-exchange:hover { opacity: 0.82; }
.btn-exchange svg { width: 13px; height: 13px; }

/* ── Article Content ── */
.content-wrap {
  display: grid;
  gap: 0;
}
.article-section {
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--color-border);
}
.article-section:last-child { border-bottom: none; }
.article-section h2 {
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.section-icon {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.article-section h3 {
  margin-top: 2rem;
  margin-bottom: 0.85rem;
}
.article-section p { margin-bottom: 1rem; }
.article-section ul,
.article-section ol {
  padding-left: 1.35rem;
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.article-section li { color: var(--color-text); }
.article-section li strong { color: var(--color-white); }

/* Notice / Disclaimer boxes */
.notice {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin: 1.25rem 0;
  line-height: 1.6;
}
.notice svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 0.1rem; }
.notice--info { background: rgba(99,102,241,0.1); color: #a5b4fc; }
.notice--info svg { color: #818cf8; }
.notice--warning { background: rgba(247,147,26,0.08); color: #fbbf24; }
.notice--warning svg { color: var(--color-primary); }
.notice--security { background: rgba(34,197,94,0.08); color: #86efac; }
.notice--security svg { color: var(--color-success); }
.notice--tool { background: rgba(99,102,241,0.08); color: #a5b4fc; }
.notice--tool svg { color: #818cf8; }

/* Steps */
.steps {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin: 1.25rem 0;
}
.step {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.step__num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-dim);
  border: 1px solid rgba(247,147,26,0.3);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.step__body strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.95rem;
  color: var(--color-white);
}
.step__body p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 0;
}

/* Inline comparison tables */
.data-table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  min-width: 480px;
}
.data-table thead th {
  background: var(--color-surface);
  text-align: left;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-muted);
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--color-border);
}
.data-table tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: rgba(255,255,255,0.015); }
.data-table td:first-child { font-weight: 500; color: var(--color-white); }
.data-table .val-good { color: var(--color-success); font-weight: 500; }
.data-table .val-warn { color: #fbbf24; }

/* Tips list */
.tips-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 1.25rem 0;
}
.tip-item {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}
.tip-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  background: var(--color-primary-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.tip-icon svg { width: 18px; height: 18px; color: var(--color-primary); }
.tip-item strong { display: block; font-size: 0.9rem; color: var(--color-white); margin-bottom: 0.2rem; }
.tip-item p { font-size: 0.875rem; color: var(--color-muted); margin: 0; }

/* Safety checklist */
.checklist {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin: 1rem 0;
}
.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--color-text);
}
.checklist li svg { width: 17px; height: 17px; color: var(--color-success); flex-shrink: 0; margin-top: 0.1rem; }

/* Scam warning list */
.scam-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin: 1rem 0;
}
.scam-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--color-text);
}
.scam-list li svg { width: 17px; height: 17px; color: #f87171; flex-shrink: 0; margin-top: 0.1rem; }

/* CTA block */
.cta-block {
  text-align: center;
  padding: 3rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin: 2rem 0;
}
.cta-block h3 { margin-bottom: 0.75rem; }
.cta-block p { color: var(--color-muted); margin-bottom: 1.5rem; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.8rem 1.75rem;
  background: var(--color-primary);
  color: #000;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.15s, transform 0.1s;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); color: #000; }
.btn-primary svg { width: 18px; height: 18px; }

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-item summary {
  list-style: none;
  padding: 1.1rem 0;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .faq-icon {
  width: 20px;
  height: 20px;
  color: var(--color-muted);
  flex-shrink: 0;
  transition: transform 0.2s;
}
.faq-item[open] summary .faq-icon { transform: rotate(45deg); color: var(--color-primary); }
.faq-item[open] summary { color: var(--color-primary); }
.faq-answer {
  padding: 0 0 1.25rem;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.7;
}

/* Metadata */
.article-meta {
  font-size: 0.78rem;
  color: var(--color-muted);
  padding: 2rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  align-items: center;
}
.article-meta span { display: flex; align-items: center; gap: 0.35rem; }
.article-meta svg { width: 14px; height: 14px; }

@media (min-width: 768px) {
  .hero { padding: 5rem 0 4rem; }
  .converter__row { gap: 1rem; }
}