/* Estilos canónicos Midnight Slate para Monitor de Criptomonedas en Tiempo Real */

:root {
  --bg-body: #0b0f17;
  --bg-card: #131b28;
  --bg-card-sub: #1a2436;
  --border-color: #223048;
  --border-focus: #3b82f6;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: rgba(37, 99, 235, 0.15);

  --accent-gold: #f59e0b;
  --accent-blue: #38bdf8;
  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;
  --accent-purple: #c084fc;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-sub: #f1f5f9;
  --border-color: #e2e8f0;
  --border-focus: #2563eb;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: rgba(37, 99, 235, 0.08);
  --shadow-card: 0 4px 15px -2px rgba(0, 0, 0, 0.06);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-body);
  color: var(--text-primary);
  margin: 0;
  padding: 0;
  line-height: 1.5;
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  color: var(--text-primary);
  margin-top: 0;
}

.font-mono {
  font-family: 'JetBrains Mono', monospace;
}

.text-success { color: var(--accent-emerald) !important; }
.text-danger { color: var(--accent-rose) !important; }

/* Layout */
.tool-layout {
  max-width: 1200px;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  flex: 1 0 auto;
  width: 100%;
  box-sizing: border-box;
}

.tool-with-sidebar {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  width: 100%;
}

.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.card-main {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  box-sizing: border-box;
  transition: var(--transition);
}

.card-header-crypto {
  margin-bottom: 1.25rem;
}

.section-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
}

/* Grid de KPIs */
.crypto-kpis-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.kpi-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.kpi-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.kpi-icon-box.btc { background: rgba(245, 158, 11, 0.15); color: var(--accent-gold); }
.kpi-icon-box.eth { background: rgba(56, 189, 248, 0.15); color: var(--accent-blue); }
.kpi-icon-box.sat { background: rgba(192, 132, 252, 0.15); color: var(--accent-purple); }
.kpi-icon-box.gainer { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); }

.kpi-data {
  display: flex;
  flex-direction: column;
}

.kpi-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.kpi-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  margin: 0.2rem 0;
}

.kpi-sub {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* Calculadora Satoshis */
.card-converter {
  border-left: 4px solid var(--accent-gold);
}

.badge-pill {
  display: inline-block;
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-gold);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.converter-inputs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.input-with-unit {
  position: relative;
  display: flex;
  align-items: center;
}

.text-input {
  width: 100%;
  height: 44px;
  min-height: 44px;
  box-sizing: border-box;
  background-color: var(--bg-card-sub);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  padding: 0 45px 0 1rem;
  font-size: 1rem;
  transition: var(--transition);
}

.text-input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.unit-tag {
  position: absolute;
  right: 14px;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-muted);
  pointer-events: none;
}

.daily-sat-chips {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
}

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

.btn-sat-chip {
  background-color: var(--bg-card-sub);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-sat-chip:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

/* Gráfico Panel */
.card-chart-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chart-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.chart-coin-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.coin-icon-small {
  width: 36px;
  height: 36px;
  border-radius: 50%;
}

.chart-coin-name {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.2;
}

.chart-coin-price {
  font-size: 1.25rem;
  font-weight: 800;
  margin-right: 0.5rem;
}

.badge-change {
  display: inline-flex;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 700;
}

.badge-change.up { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); }
.badge-change.down { background: rgba(244, 63, 94, 0.15); color: var(--accent-rose); }

.chart-timeframes {
  display: flex;
  gap: 0.35rem;
  background-color: var(--bg-card-sub);
  padding: 0.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.btn-tf {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
}

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

.btn-tf.active {
  background-color: var(--bg-card);
  color: var(--accent-blue);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.chart-canvas-wrapper {
  position: relative;
  width: 100%;
  height: 260px;
  background-color: var(--bg-card-sub);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

#crypto-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.chart-tooltip {
  position: absolute;
  background-color: rgba(15, 23, 42, 0.92);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-family: 'JetBrains Mono', monospace;
  pointer-events: none;
  transform: translate(-50%, -120%);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.chart-stats-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0 0.5rem;
}

/* Barra de control de la tabla */
.table-controls-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.search-box-crypto {
  position: relative;
  flex: 1 1 240px;
  min-width: 200px;
}

.search-box-crypto svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-box-crypto .text-input {
  padding-left: 38px;
  padding-right: 12px;
}

.filter-pills-row {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.filter-pill {
  min-height: 38px;
  padding: 0 12px;
  background-color: var(--bg-card-sub);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.filter-pill:hover {
  border-color: var(--text-secondary);
}

.filter-pill.active {
  background-color: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.currency-toggle-group {
  display: flex;
  background-color: var(--bg-card-sub);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.btn-curr-toggle {
  min-height: 34px;
  padding: 0 12px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 0.82rem;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-curr-toggle.active {
  background-color: var(--bg-card);
  color: var(--accent-blue);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

/* Tabla de Criptomonedas */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table-crypto {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  text-align: left;
}

.table-crypto th {
  padding: 0.75rem 1rem;
  background-color: var(--bg-card-sub);
  color: var(--text-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.table-crypto td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  vertical-align: middle;
}

.table-crypto tr:hover td {
  background-color: var(--bg-card-sub);
}

.col-rank { width: 45px; text-align: center; }
.col-action { width: 90px; }

.coin-cell {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.coin-img-table {
  width: 28px;
  height: 28px;
  border-radius: 50%;
}

.coin-names {
  display: flex;
  flex-direction: column;
}

.coin-full-name {
  font-weight: 700;
  color: var(--text-primary);
}

.coin-symbol {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.btn-chart-row {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--accent-blue);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-chart-row:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

/* Modal Canónico */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 1rem;
  box-sizing: border-box;
}

.modal-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  padding: 1.5rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title { margin: 0; font-size: 1.2rem; }
.btn-close-modal {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-body { font-size: 0.95rem; color: var(--text-secondary); }
.modal-footer { display: flex; justify-content: flex-end; }

/* Responsive */
@media (max-width: 992px) {
  .crypto-kpis-grid { grid-template-columns: repeat(2, 1fr); }
  .converter-inputs-grid { grid-template-columns: 1fr; }
  .col-hide-md { display: none; }
}

@media (max-width: 650px) {
  .crypto-kpis-grid { grid-template-columns: 1fr; }
  .col-hide-sm { display: none; }
  .table-controls-bar { flex-direction: column; align-items: stretch; }
  .currency-toggle-group { align-self: flex-start; }
}