:root {
  --bg: #0a0a1c;
  --glass: rgba(17, 17, 40, 0.65);
  --glass-hover: rgba(22, 22, 55, 0.75);
  --glass-border: rgba(108, 92, 231, 0.15);
  --glass-border-hover: rgba(108, 92, 231, 0.35);
  --border: rgba(34, 34, 68, 0.5);
  --text: #d0d0e8;
  --text-dim: #7a7aa8;
  --accent: #6c5ce7;
  --accent-glow: #a29bfe;
  --accent-bright: #01c4ff;
  --green: #00d68f;
  --red: #ff6b6b;
  --yellow: #ffd93d;
  --radius: 14px;
  --radius-sm: 8px;
  --transition: 0.25s ease;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-glow); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-bright); }

/* Particle canvas */ 
#particleCanvas { position: fixed; top: 0; left: 0; z-index: -1; }

/* ==================== Header ==================== */
.header {
  background: rgba(10, 10, 28, 0.85);
  border-bottom: 1px solid var(--glass-border);
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.header-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; gap: 24px;
  padding: 14px 24px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.logo-img { height: 34px; }
.logo-icon { font-size: 1.5rem; }
.logo-text { color: var(--text); font-weight: 600; }
.logo-badge {
  background: linear-gradient(135deg, var(--accent), #8a2be2);
  color: #fff; font-size: 0.65rem;
  padding: 3px 10px; border-radius: 20px; font-weight: 700;
  letter-spacing: 0.8px; text-transform: uppercase;
  box-shadow: 0 0 12px rgba(108, 92, 231, 0.3);
}
.nav { display: flex; gap: 6px; }
.nav-btn {
  background: none; border: 1px solid transparent; color: var(--text-dim);
  padding: 8px 18px; border-radius: 8px; cursor: pointer;
  font-size: 0.9rem; font-weight: 500; transition: all var(--transition);
}
.nav-btn:hover { color: var(--text); background: var(--glass); border-color: var(--glass-border); }
.nav-btn.active {
  color: #fff; background: rgba(108, 92, 231, 0.2);
  border-color: var(--glass-border-hover);
  box-shadow: 0 0 12px rgba(108, 92, 231, 0.15);
}
.header-status {
  margin-left: auto; display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem;
}
.status-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--yellow); box-shadow: 0 0 6px var(--yellow);
}
.status-dot.connected { background: var(--green); box-shadow: 0 0 6px var(--green); }
.status-dot.error { background: var(--red); box-shadow: 0 0 6px var(--red); }
.status-text { color: var(--text-dim); font-weight: 500; }

/* ==================== Stats Bar ==================== */
.stats-bar {
  max-width: 1200px; margin: 28px auto 0;
  display: grid; grid-template-columns: repeat(5,1fr); gap: 16px;
  padding: 0 24px;
}
.stat-card {
  background: var(--glass); border: 1px solid var(--glass-border);
  border-radius: var(--radius); padding: 20px 16px; text-align: center;
  transition: all var(--transition);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.stat-card:hover {
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(108, 92, 231, 0.12);
}
.stat-icon { font-size: 1.3rem; margin-bottom: 4px; opacity: 0.8; }
.stat-label { font-size: 0.78rem; color: var(--text-dim); margin-bottom: 6px; font-weight: 500; letter-spacing: 0.3px; }
.stat-value {
  font-size: 1.1rem; font-weight: 700;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  background: linear-gradient(135deg, var(--text), var(--accent-glow));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-value.status-ok {
  background: linear-gradient(135deg, var(--green), #00ffa0);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ==================== Tab Content ==================== */
.tab-content { display: none; animation: fadeSlide 0.3s ease; }
.tab-content.active { display: block; }
@keyframes fadeSlide {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==================== Sections ==================== */
.section { max-width: 1200px; margin: 28px auto; padding: 0 24px; }
.section-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px;
}
.section-header h2 { font-size: 1.25rem; font-weight: 600; }
.section-actions { display: flex; gap: 10px; }

/* ==================== Search ==================== */
.search-input {
  background: var(--glass); border: 1px solid var(--glass-border);
  color: var(--text); padding: 10px 18px; border-radius: var(--radius-sm);
  width: 360px; font-size: 0.9rem; font-family: 'SF Mono', monospace;
  transition: all var(--transition);
}
.search-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(108,92,231,0.15); }
.search-input::placeholder { color: var(--text-dim); }

/* ==================== Buttons ==================== */
.btn {
  padding: 9px 22px; border: none; border-radius: var(--radius-sm); cursor: pointer;
  font-size: 0.9rem; font-weight: 600; transition: all var(--transition);
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #8a2be2);
  color: #fff; box-shadow: 0 4px 14px rgba(108, 92, 231, 0.3);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-large { padding: 15px 34px; font-size: 1rem; border-radius: 10px; }
.btn-sm { padding: 5px 14px; font-size: 0.8rem; }

/* ==================== Table ==================== */
.table-container {
  background: var(--glass); border: 1px solid var(--glass-border);
  border-radius: var(--radius); overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left; padding: 14px 18px; font-size: 0.78rem;
  color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.6px;
  border-bottom: 1px solid var(--border); font-weight: 600;
}
.data-table td {
  padding: 14px 18px; font-size: 0.88rem; border-bottom: 1px solid rgba(34,34,68,0.3);
  font-family: 'SF Mono', monospace;
}
.data-table tr:hover td { background: rgba(108, 92, 231, 0.06); }
.data-table .hash-cell { max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.data-table .clickable { color: var(--accent-glow); cursor: pointer; transition: color var(--transition); }
.data-table .clickable:hover { color: var(--accent-bright); text-decoration: underline; }
.loading-cell { text-align: center; padding: 40px; color: var(--text-dim); }

/* ==================== Pagination ==================== */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 20px; }
.pagination button { min-width: 38px; }

/* ==================== Faucet ==================== */
.faucet-section { display: flex; justify-content: center; }
.faucet-card {
  background: var(--glass); border: 1px solid var(--glass-border);
  border-radius: var(--radius); padding: 48px 44px; max-width: 560px; width: 100%;
  text-align: center; backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
  transition: border-color var(--transition);
}
.faucet-card:hover { border-color: var(--glass-border-hover); }
.faucet-icon { font-size: 3.5rem; margin-bottom: 12px; filter: drop-shadow(0 4px 8px rgba(108,92,231,0.3)); }
.faucet-card h2 { font-size: 1.6rem; margin-bottom: 8px; font-weight: 700; }
.faucet-desc { color: var(--text-dim); margin-bottom: 28px; font-size: 0.95rem; }
.faucet-form { margin-bottom: 16px; }
.input-group { display: flex; gap: 12px; }
.faucet-input {
  flex: 1; background: rgba(10,10,28,0.8); border: 1px solid var(--glass-border);
  color: var(--text); padding: 15px 18px; border-radius: 10px;
  font-size: 1rem; font-family: 'SF Mono', monospace;
  transition: all var(--transition);
}
.faucet-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(108,92,231,0.15); }
.faucet-input::placeholder { color: var(--text-dim); }
.faucet-hint { font-size: 0.85rem; color: var(--text-dim); margin-top: 10px; min-height: 22px; }
.faucet-result { margin-top: 20px; }
.result-card {
  background: rgba(0,214,143,0.08); border: 1px solid rgba(0,214,143,0.3);
  border-radius: var(--radius-sm); padding: 18px; text-align: left;
}
.result-card.error { background: rgba(255,107,107,0.08); border-color: rgba(255,107,107,0.3); }
.result-card .result-title { font-weight: 600; margin-bottom: 4px; font-size: 0.95rem; }
.result-card .result-tx {
  font-family: 'SF Mono', monospace; font-size: 0.85rem;
  word-break: break-all; color: var(--accent-glow);
}

.faucet-info {
  margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--border);
  text-align: left;
}
.faucet-info h4 { margin-bottom: 10px; font-size: 1rem; }
.faucet-info ul { padding-left: 20px; }
.faucet-info li { font-size: 0.9rem; color: var(--text-dim); margin-bottom: 6px; }
.faucet-info li strong { color: var(--text); }
.faucet-info code {
  background: rgba(10,10,28,0.6); padding: 2px 8px; border-radius: 5px;
  font-size: 0.85rem; font-family: 'SF Mono', monospace;
}

/* ==================== About ==================== */
.about-section h2 { margin-bottom: 28px; }
.about-grid { display: grid; grid-template-columns: 1fr 1.8fr 1fr; gap: 20px; }
.about-card {
  background: var(--glass); border: 1px solid var(--glass-border);
  border-radius: var(--radius); padding: 28px 30px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--transition);
}
.about-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: 0 8px 28px rgba(108, 92, 231, 0.1);
}
.about-card-icon { font-size: 1.8rem; margin-bottom: 10px; }
.about-card h3 { margin-bottom: 10px; font-size: 1.15rem; font-weight: 600; }
.about-card p { color: var(--text-dim); font-size: 0.93rem; line-height: 1.65; }

/* Config quick reference */
.config-quick {
  margin-top: 18px; padding: 14px 16px;
  background: rgba(10,10,28,0.5); border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.config-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0; font-size: 0.88rem;
  border-bottom: 1px solid rgba(34,34,68,0.3);
}
.config-item:last-child { border-bottom: none; }
.config-item span:first-child { color: var(--text-dim); font-size: 0.82rem; }
.config-item code {
  background: rgba(10,10,28,0.5); padding: 3px 10px; border-radius: 5px;
  font-size: 0.82rem; font-family: 'SF Mono', monospace; color: var(--accent-glow);
}

.code-block {
  background: rgba(5,5,18,0.8); padding: 14px 18px; border-radius: var(--radius-sm);
  font-family: 'SF Mono', monospace; font-size: 0.84rem;
  color: var(--text-dim); overflow-x: auto; white-space: pre;
  border: 1px solid var(--border); line-height: 1.7;
}

.wallet-support { margin-top: 14px; font-size: 0.82rem; color: var(--text-dim); }

/* ==================== Modal ==================== */
.modal-overlay {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.75); z-index: 200;
  align-items: center; justify-content: center;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.modal-overlay.active { display: flex; }
.modal {
  background: rgba(18, 18, 44, 0.95); border: 1px solid var(--glass-border-hover);
  border-radius: var(--radius); max-width: 700px; width: 90%; max-height: 80vh;
  overflow-y: auto; padding: 28px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px solid var(--border);
}
.modal-close {
  background: none; border: none; color: var(--text-dim); font-size: 1.6rem;
  cursor: pointer; line-height: 1; transition: color var(--transition);
}
.modal-close:hover { color: var(--text); }
.modal-body .detail-row {
  display: flex; justify-content: space-between; padding: 10px 0;
  border-bottom: 1px solid rgba(34,34,68,0.3); font-size: 0.88rem;
}
.modal-body .detail-label { color: var(--text-dim); min-width: 30%; }
.modal-body .detail-value { font-family: 'SF Mono', monospace; word-break: break-all; max-width: 65%; text-align: right; }
.modal-body .detail-value a { color: var(--accent-glow); }

/* ==================== Toast ==================== */
.toast-container {
  position: fixed; top: 88px; right: 24px; z-index: 300;
  display: flex; flex-direction: column; gap: 10px;
}
.toast {
  background: rgba(18, 18, 44, 0.95); border: 1px solid var(--border);
  padding: 14px 22px; border-radius: var(--radius-sm); font-size: 0.9rem;
  animation: slideIn 0.35s ease;
  max-width: 420px; backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.toast.success { border-color: var(--green); box-shadow: 0 0 12px rgba(0,214,143,0.15); }
.toast.error { border-color: var(--red); box-shadow: 0 0 12px rgba(255,107,107,0.15); }
@keyframes slideIn { from { transform: translateX(110%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ==================== Footer ==================== */
.footer {
  text-align: center; padding: 36px; color: var(--text-dim); font-size: 0.84rem;
  border-top: 1px solid var(--border); margin-top: 56px;
}
.footer a { color: var(--accent-glow); }

/* ==================== Copy Button ==================== */
.copy-group {
  display: inline-flex; align-items: center; gap: 5px;
}
.copy-btn {
  background: rgba(108,92,231,0.08); border: 1px solid var(--glass-border);
  color: var(--text-dim); cursor: pointer; padding: 3px 8px;
  border-radius: 5px; font-size: 0.8rem; transition: all var(--transition);
}
.copy-btn:hover { border-color: var(--accent); color: var(--accent-glow); background: rgba(108,92,231,0.15); }
.copy-btn.copied { color: var(--green); border-color: var(--green); background: rgba(0,214,143,0.1); }
.code-block-wrapper { position: relative; }
.code-block-wrapper .copy-btn-block {
  position: absolute; top: 10px; right: 10px;
  background: rgba(17,17,40,0.9); border-color: var(--glass-border);
  padding: 5px 12px; font-size: 0.8rem;
}

/* ==================== Language Dropdown ==================== */
.lang-wrapper { position: relative; }
.lang-btn { background: var(--glass-bg); border: 1px solid var(--border); color: var(--text-dim); padding: 6px 14px; border-radius: 8px; cursor: pointer; font-size: 0.85rem; transition: all 0.2s; white-space: nowrap; }
.lang-btn:hover { background: var(--glass-hover); color: var(--text); border-color: var(--accent); }
.lang-dropdown { position: absolute; top: 100%; right: 0; margin-top: 6px; background: var(--card-bg); border: 1px solid var(--border); border-radius: 10px; min-width: 160px; max-height: 320px; overflow-y: auto; box-shadow: 0 8px 32px rgba(0,0,0,0.4); z-index: 100; opacity: 0; visibility: hidden; transform: translateY(-4px); transition: all 0.2s; }
.lang-dropdown.show { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-item { padding: 8px 16px; cursor: pointer; color: var(--text-dim); font-size: 0.88rem; transition: all 0.15s; }
.lang-item:hover { background: var(--glass-hover); color: var(--text); }
.lang-item.active { color: var(--accent); font-weight: 600; }
.lang-item:first-child { border-radius: 10px 10px 0 0; }
.lang-item:last-child { border-radius: 0 0 10px 10px; }
[dir="rtl"] .lang-dropdown { right: auto; left: 0; }
[dir="rtl"] .header-inner { direction: rtl; }

/* ==================== Footer ==================== */
.footer { text-align: center; padding: 24px; color: var(--text-dim); font-size: 0.85rem; border-top: 1px solid var(--border); }
.footer a { color: var(--accent); text-decoration: none; }

/* ==================== Responsive ==================== */
@media (max-width: 768px) {
  .stats-bar { grid-template-columns: repeat(2,1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .section-header { flex-direction: column; align-items: flex-start; gap: 14px; }
  .search-input { width: 100%; }
  .input-group { flex-direction: column; }
  .nav-btn { padding: 8px 14px; font-size: 0.82rem; }
  .faucet-card { padding: 32px 22px; }
  .header-inner { flex-wrap: wrap; gap: 12px; }
  .header-status { margin-left: 0; }
}