/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #fafafa;
  --bg-subtle: #f4f4f5;
  --card-bg: #ffffff;
  --text: #18181b;
  --text-secondary: #71717a;
  --text-tertiary: #a1a1aa;
  --accent: #2563eb;
  --accent-light: #eff6ff;
  --accent-dark: #1d4ed8;
  --green: #059669;
  --green-bg: #f0fdf4;
  --red: #dc2626;
  --red-bg: #fef2f2;
  --border: #e4e4e7;
  --border-light: #f4f4f5;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.08);
  --font: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'SF Mono', 'JetBrains Mono', 'Fira Code', monospace;
}

[data-theme="dark"] {
  --bg: #111113;
  --bg-subtle: #1a1a1e;
  --card-bg: #1c1c20;
  --text: #f0f0f2;
  --text-secondary: #a0a0a8;
  --text-tertiary: #6a6a72;
  --accent: #3b82f6;
  --accent-light: #1e2a4a;
  --accent-dark: #93bbfd;
  --green: #34d399;
  --green-bg: #0a2a1a;
  --red: #f87171;
  --red-bg: #2a0f0f;
  --border: #2a2a30;
  --border-light: #222226;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
  --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.4);
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Header */
.header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 780px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.03em;
}

.currency-tabs {
  display: flex;
  gap: 1px;
  background: var(--bg-subtle);
  border-radius: var(--radius-sm);
  padding: 3px;
}

.currency-tab {
  text-decoration: none;
  padding: 5px 16px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.15s;
}

.currency-tab.active {
  background: var(--card-bg);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.currency-tab.disabled {
  opacity: 0.5;
  pointer-events: none;
  position: relative;
}
.currency-tab[data-soon]::after {
  content: 'soon';
  position: absolute;
  top: -6px;
  right: -4px;
  font-size: 0.45rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--accent);
  color: #fff;
  padding: 1px 4px;
  border-radius: 3px;
  line-height: 1.3;
}

.chart-wrapper {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.chart-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.chart-logo {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.55rem;
  font-weight: 700;
  color: #fff;
  overflow: hidden;
}
.chart-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
}
.chart-bar-wrap {
  flex: 1;
  min-width: 0;
}
.chart-bar {
  height: 26px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 8px;
  min-width: 60px;
  transition: width 0.4s ease;
}
.chart-value {
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
}

.admin-link {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  text-decoration: none;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all 0.15s;
  font-weight: 500;
}

.admin-link:hover {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}

/* Theme Toggle */
.theme-toggle {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
  cursor: pointer;
  font-size: 0.85rem;
  line-height: 1;
  transition: all 0.15s;
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--border);
}

/* Subnav */
.subnav {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
}

.subnav-inner {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 24px;
}

.subnav-tab {
  text-decoration: none;
  padding: 10px 0;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-tertiary);
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}

.subnav-tab.active {
  color: var(--text);
  border-bottom-color: var(--text);
}

.subnav-tab.disabled {
  opacity: 0.3;
  pointer-events: none;
}

/* Hero */
.hero {
  max-width: 780px;
  margin: 0 auto;
  padding: 20px 24px 12px;
}

.hero h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.2;
  margin-bottom: 4px;
  background: linear-gradient(135deg, #d97706, #ea580c, #dc2626, #c026d3, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  color: var(--text-secondary);
  font-size: 0.82rem;
  max-width: 480px;
  line-height: 1.45;
}

/* Container */
.container {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* Sections */
.section {
  margin-top: 20px;
}

.section h2 {
  font-size: 0.95rem;
  font-weight: 650;
  margin-bottom: 2px;
  letter-spacing: -0.01em;
}

.section-desc {
  color: var(--text-tertiary);
  font-size: 0.8rem;
  margin-bottom: 14px;
}

.risk-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

/* Card List */
.card-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Fund Card */
.fund-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: all 0.15s ease;
}

.fund-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--text-tertiary);
}

.fund-card.highlighted {
  border-color: var(--accent);
  background: var(--accent-light);
}

/* Logo */
.fund-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.7rem;
  flex-shrink: 0;
  overflow: hidden;
}

.fund-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}

/* Info */
.fund-info {
  flex: 1;
  min-width: 0;
}

.fund-name {
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: -0.01em;
}

.fund-entity {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-top: 1px;
}

.fund-description {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 3px;
  line-height: 1.4;
}

.fund-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.tag {
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: 5px;
  font-weight: 500;
  background: var(--bg-subtle);
  color: var(--text-secondary);
}

.tag.type {
  background: var(--accent-light);
  color: var(--accent-dark);
}

.tag.limit {
  background: var(--red-bg);
  color: var(--red);
}

.tag.limit.no-limit {
  background: var(--green-bg);
  color: var(--green);
}

.tag.category {
  background: var(--accent-light);
  color: var(--accent-dark);
}

.tag.billetera {
  background: var(--red-bg);
  color: var(--red);
}

/* Rate */
.fund-rate {
  text-align: right;
  flex-shrink: 0;
  min-width: 100px;
}

.rate-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: -0.02em;
  font-family: var(--font-mono);
}

.rate-label {
  font-size: 0.65rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.rate-date {
  font-size: 0.63rem;
  color: var(--text-tertiary);
  margin-top: 1px;
}

/* Loading */
.loading {
  text-align: center;
  padding: 40px;
  color: var(--text-tertiary);
  font-size: 0.82rem;
}

.loading-spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-bottom: 10px;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Footer */
.footer {
  max-width: 780px;
  margin: 0 auto;
  padding: 32px 24px 48px;
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-tertiary);
  border-top: 1px solid var(--border);
}

.footer p + p { margin-top: 4px; }

/* ============ ADMIN STYLES ============ */

.admin-header {
  background: var(--text) !important;
  color: #fff;
}

.admin-header .header-inner {
  justify-content: space-between;
}

.admin-header .logo { color: #fff; }

.admin-header .back-link {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 0.8rem;
}

.admin-header .back-link:hover { color: #fff; }

.admin-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.admin-section {
  margin-bottom: 48px;
}

.admin-section h2 {
  font-size: 1rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-section h2 .count {
  background: var(--accent-light);
  color: var(--accent-dark);
  font-size: 0.7rem;
  padding: 2px 10px;
  border-radius: 10px;
  font-weight: 600;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.admin-table th {
  text-align: left;
  padding: 10px 14px;
  background: var(--bg-subtle);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--border);
}

.admin-table td {
  padding: 10px 14px;
  font-size: 0.82rem;
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}

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

.admin-table tr.inactive td { opacity: 0.35; }

/* Toggle switch */
.toggle {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
  cursor: pointer;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: #d4d4d8;
  border-radius: 11px;
  transition: background 0.2s;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  top: 3px;
  left: 3px;
  transition: transform 0.2s;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.toggle input:checked + .toggle-slider {
  background: var(--accent);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(18px);
}

/* Buttons */
.btn {
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font);
}

.btn-primary {
  background: var(--text);
  color: #fff;
}

.btn-primary:hover { opacity: 0.85; }

.btn-danger {
  background: var(--red-bg);
  color: var(--red);
}

.btn-danger:hover { background: #fee2e2; }

.btn-sm {
  padding: 4px 10px;
  font-size: 0.72rem;
}

.btn-add { margin-top: 12px; }

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
  z-index: 200;
  align-items: center;
  justify-content: center;
}

.modal-overlay.show { display: flex; }

.modal {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 480px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal h3 {
  margin-bottom: 20px;
  font-size: 1rem;
  font-weight: 700;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-family: var(--font);
  background: var(--card-bg);
  color: var(--text);
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-group textarea { resize: vertical; min-height: 60px; }

.form-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 24px;
}

.form-actions .btn-cancel {
  background: var(--bg-subtle);
  color: var(--text);
  border: 1px solid var(--border);
}

/* Compare Page */
.compare-selectors {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.compare-select-group {
  flex: 1;
  min-width: 200px;
}

.compare-select-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.compare-select-group select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-family: var(--font);
  background: var(--card-bg);
  color: var(--text);
  cursor: pointer;
}

.compare-select-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

#chart-container {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.compare-details {
  margin-top: 24px;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.compare-table th {
  text-align: left;
  padding: 8px 12px;
  background: var(--bg-subtle);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--border);
}

.compare-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-light);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.compare-table td:first-child {
  font-family: var(--font);
  font-weight: 500;
  color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 640px) {
  .header-inner {
    padding: 10px 16px;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .header-inner::-webkit-scrollbar { display: none; }
  .logo { font-size: 0.85rem; white-space: nowrap; }
  .currency-tabs { flex-shrink: 0; }
  .currency-tab { padding: 5px 10px; font-size: 0.72rem; }
  .admin-link { display: none; }
  .subnav-inner { padding: 0 16px; }
  .hero { padding: 16px 16px 8px; }
  .hero h1 { font-size: 1.3rem; }
  .hero p { font-size: 0.78rem; }
  .container { padding: 0 16px 60px; }
  .fund-card {
    flex-direction: row;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
  }
  .fund-logo { width: 32px; height: 32px; border-radius: 8px; font-size: 0.6rem; }
  .fund-logo img { border-radius: 8px; }
  .fund-name { font-size: 0.8rem; }
  .fund-entity { font-size: 0.68rem; }
  .fund-tags { gap: 3px; margin-top: 3px; }
  .tag { font-size: 0.58rem; padding: 1px 5px; }
  .rate-date { display: none; }
  .rate-label { font-size: 0.6rem; }
  .fund-rate {
    text-align: right;
    min-width: 70px;
  }
  .rate-value { font-size: 1rem; }
  .admin-table { font-size: 0.75rem; }
  .admin-table th, .admin-table td { padding: 8px 10px; }
  .footer { padding: 24px 16px 40px; }
}