:root {
  --bg: #090a0f;
  --surface: #11131a;
  --surface-hover: #161922;
  --input-bg: #0c0e14;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.15);
  --text: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --primary: #f9fafb;
  --primary-fg: #090a0f;
  --emerald: #10b981;
  --emerald-bg: rgba(16, 185, 129, 0.12);
  --indigo: #6366f1;
  --rose: #f43f5e;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* Navbar */
.navbar {
  border-bottom: 1px solid var(--border);
  background: rgba(9, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.navbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  height: 60px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: var(--text);
  color: var(--bg);
  font-weight: 700;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
}

.brand-name {
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.02em;
}

.brand-tld {
  color: var(--text-secondary);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 2px 9px;
  border-radius: 999px;
  margin-left: 6px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--emerald);
}

.nav-links {
  display: flex;
  gap: 4px;
}

.nav-link {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 7px 13px;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.nav-link:hover {
  color: var(--text);
}

.nav-link.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Main container & views */
.main-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 36px 24px 80px;
}

.view-section {
  display: none;
}

.view-section.active {
  display: block;
}

/* Hero */
.hero {
  max-width: 780px;
  margin-bottom: 36px;
}

.hero-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--emerald);
  background: var(--emerald-bg);
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.hero h1 {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 12px;
}

.hero-lead {
  font-size: 15.5px;
  color: var(--text-secondary);
  margin-bottom: 22px;
}

.hero-cta-row {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
}

.endpoint-strip {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 16px;
}

.endpoint-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.endpoint-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.endpoint-item code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text);
}

.endpoint-divider {
  width: 1px;
  height: 26px;
  background: var(--border);
}

/* Metrics Bar */
.metrics-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  margin-bottom: 36px;
}

.metric-cell {
  padding: 16px 20px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.metric-cell:last-child {
  border-right: none;
}

.metric-label {
  font-size: 12px;
  color: var(--text-secondary);
}

.metric-val {
  font-size: 18px;
  font-weight: 600;
}

/* Section blocks */
.section-block {
  margin-bottom: 36px;
}

.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 16px;
  gap: 16px;
}

.section-title-row h2,
.page-head h2 {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.page-head {
  margin-bottom: 24px;
}

.subtext {
  color: var(--text-secondary);
  font-size: 13.5px;
  margin-top: 2px;
}

/* Model Grid */
.model-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 14px;
}

.model-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.15s;
}

.model-item:hover {
  border-color: var(--border-strong);
}

.model-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.model-title {
  font-weight: 600;
  font-size: 14.5px;
}

.model-id-code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
}

.discount-tag {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--emerald);
  background: var(--emerald-bg);
  padding: 2px 8px;
  border-radius: 4px;
}

.tag-neutral {
  font-size: 11.5px;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.05);
  padding: 2px 8px;
  border-radius: 4px;
}

.model-rates {
  border-top: 1px solid var(--border);
  padding-top: 12px;
  font-size: 12.5px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rate-row {
  display: flex;
  justify-content: space-between;
}

/* Cards & Grids */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.three-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px;
}

.table-card {
  padding: 0;
  overflow-x: auto;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.card-header h3 {
  font-size: 15px;
  font-weight: 600;
}

.badge {
  font-size: 11px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 4px;
}

/* Tables */
.clean-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.clean-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11.5px;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.clean-table td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--border);
}

.clean-table tr:last-child td {
  border-bottom: none;
}

/* Forms & Inputs */
.stack-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

.split-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

input,
select,
textarea {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 9px 12px;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 13.5px;
}

textarea {
  font-family: var(--font-mono);
  font-size: 12.5px;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--text);
}

/* Buttons */
.btn-primary {
  background: var(--primary);
  color: var(--primary-fg);
  border: 1px solid var(--primary);
  padding: 9px 16px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 13.5px;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 9px 16px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 13.5px;
  cursor: pointer;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
}

.btn-ghost {
  color: var(--text-secondary);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.btn-ghost:hover {
  color: var(--text);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12.5px;
}

/* Mini Tabs */
.tabs-mini {
  display: flex;
  gap: 6px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
}

.tab-mini {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 12.5px;
  cursor: pointer;
}

.tab-mini.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--border);
}

.pay-pane {
  display: none;
}

.pay-pane.active {
  display: block;
}

.deposit-box {
  background: var(--input-bg);
  border: 1px solid var(--border);
  padding: 10px 12px;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.deposit-label {
  font-size: 11px;
  color: var(--text-secondary);
}

.deposit-box code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--emerald);
  word-break: break-all;
}

.code-panel {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  overflow-x: auto;
  color: #d1d5db;
  margin-top: 8px;
}

.alert-box {
  margin-top: 16px;
  padding: 14px;
  border-radius: 6px;
  background: var(--emerald-bg);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 13px;
}

.hidden {
  display: none;
}

.form-feedback {
  font-size: 12.5px;
  color: var(--emerald);
  min-height: 18px;
}

.mono {
  font-family: var(--font-mono);
}

.muted {
  color: var(--text-secondary);
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 20px 0;
}

.mt-4 { margin-top: 4px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }

.empty-state {
  text-align: center;
  padding: 28px 16px !important;
  color: var(--text-secondary);
}

.key-bar-form {
  display: flex;
  gap: 14px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.key-bar-input-wrap {
  flex: 1;
  min-width: 280px;
}

.key-bar-actions {
  display: flex;
  gap: 8px;
}

.power-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}

.power-chip {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.power-chip-title {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
}

.power-chip-tokens {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--emerald);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 24px;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12.5px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-family: var(--font-mono);
}

.footer-links a:hover {
  color: var(--text);
}

@media (max-width: 960px) {
  .metrics-bar { grid-template-columns: 1fr 1fr; }
  .two-col, .three-col, .row-2, .row-3 { grid-template-columns: 1fr; }
}