/* ==========================================================================
   Buffett Stock Selection & PIOS Cloudflare Worker Dashboard CSS
   Design System: Deep Space Dark Mode, Glassmorphism, Premium Typography
   ========================================================================== */

:root {
  --bg-primary: #0B0F17;
  --bg-surface: #111827;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(31, 41, 55, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(255, 255, 255, 0.16);

  --text-main: #F3F4F6;
  --text-muted: #9CA3AF;
  --text-subtle: #6B7280;

  --accent-green: #10B981;
  --accent-green-glow: rgba(16, 185, 129, 0.2);
  --accent-red: #EF4444;
  --accent-red-glow: rgba(239, 68, 68, 0.2);
  --accent-gold: #F59E0B;
  --accent-gold-glow: rgba(245, 158, 11, 0.2);
  --accent-cyan: #06B6D4;
  --accent-purple: #8B5CF6;
  --accent-blue: #3B82F6;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  line-height: 1.5;
  background-image: 
    radial-gradient(at 10% 10%, rgba(59, 130, 246, 0.08) 0px, transparent 50%),
    radial-gradient(at 90% 90%, rgba(139, 92, 246, 0.08) 0px, transparent 50%);
  background-attachment: fixed;
}

.app-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
}

/* ==========================================================================
   Header & Navbar
   ========================================================================== */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 28px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  box-shadow: var(--shadow-card);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-icon {
  font-size: 2rem;
  background: linear-gradient(135deg, #10B981, #3B82F6);
  border-radius: 12px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.nav-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.nav-title span {
  color: var(--accent-cyan);
  font-weight: 500;
}

.nav-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.domain-tag {
  color: var(--accent-gold);
  font-family: var(--font-mono);
  font-weight: 600;
  background: var(--accent-gold-glow);
  padding: 2px 8px;
  border-radius: 4px;
}

.nav-meta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--accent-green);
  background: var(--accent-green-glow);
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.update-time {
  font-size: 0.8rem;
  color: var(--text-subtle);
  font-family: var(--font-mono);
}

.btn-refresh {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-refresh:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--border-highlight);

}

/* ==========================================================================
   Main Grid Layout & Cards
   ========================================================================== */
.dashboard-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.section-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.flex-header {
  flex-wrap: wrap;
  gap: 16px;
}

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

.section-title .icon {
  font-size: 1.4rem;
}

.section-title h2 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.pill-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
  text-transform: uppercase;
}

.pios-pill { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); border: 1px solid rgba(59, 130, 246, 0.3); }
.ai-pill { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); border: 1px solid rgba(139, 92, 246, 0.3); }

/* Climate Metrics Grid */
.climate-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.metric-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  transition: var(--transition);
}

.metric-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-highlight);
  transform: translateY(-2px);
}

.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

.metric-value {
  font-size: 1.8rem;
  font-weight: 800;
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.metric-status {
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.metric-subtext {
  font-size: 0.75rem;
  color: var(--text-subtle);
  font-family: var(--font-mono);
}

/* Tier Banner */
.tier-banner {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.9));
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-md);
  padding: 20px;
}

.tier-banner-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 12px;
}

.tier-badge-large {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent-green);
  background: var(--accent-green-glow);
  padding: 6px 14px;
  border-radius: 8px;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

.tier-action {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent-gold);
  font-family: var(--font-mono);
}

.tier-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.buying-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.step-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px;
  text-align: center;
  position: relative;
}

.step-item.active-step {
  border-color: var(--accent-green);
  background: var(--accent-green-glow);
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.2);
}

.step-num {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  font-weight: 700;
}

.step-name {
  font-size: 0.9rem;
  font-weight: 700;
  margin: 2px 0;
}

.step-cond {
  font-size: 0.72rem;
  color: var(--text-subtle);
  margin-bottom: 4px;
}

.step-alloc {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-gold);
  font-family: var(--font-mono);
}

/* AI Section */
.ai-content-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 20px;
}

@media (max-width: 900px) {
  .ai-content-grid { grid-template-columns: 1fr; }
}

.box-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  font-weight: 600;
}

.report-text {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  font-size: 0.9rem;
  line-height: 1.6;
  white-space: pre-wrap;
  color: #D1D5DB;
}

.alerts-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.alert-item {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
}

.alert-item.cool-off { background: rgba(239, 68, 68, 0.1); border-color: rgba(239, 68, 68, 0.3); color: #FCA5A5; }
.alert-item.new-dip { background: rgba(16, 185, 129, 0.1); border-color: rgba(16, 185, 129, 0.3); color: #6EE7B7; }

/* Radar Section */
.summary-pills {
  display: flex;
  gap: 10px;
}

.pill {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
}

.hit-pill { background: var(--accent-red-glow); color: var(--accent-red); border: 1px solid rgba(239, 68, 68, 0.3); }
.total-pill { background: rgba(255, 255, 255, 0.05); color: var(--text-muted); }

.radar-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 8px 16px;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover { color: var(--text-main); background: rgba(255, 255, 255, 0.04); }
.tab-btn.active { color: var(--text-main); background: rgba(255, 255, 255, 0.1); border: 1px solid var(--border-highlight); }

.radar-content {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.stock-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: var(--transition);
  cursor: pointer;
}

.stock-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-highlight);
  transform: translateY(-2px);
}

.stock-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.ticker-title {
  font-size: 1.1rem;
  font-weight: 800;
  font-family: var(--font-mono);
}

.company-name {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.stock-price-box {
  text-align: right;
}

.stock-price {
  font-size: 1.1rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.stock-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  font-size: 0.78rem;
  background: rgba(0, 0, 0, 0.2);
  padding: 10px;
  border-radius: var(--radius-sm);
  margin-top: 10px;
}

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

.metric-row .val {
  font-family: var(--font-mono);
  font-weight: 600;
}

.highlight-red { color: var(--accent-red); }
.highlight-green { color: var(--accent-green); }

/* Table Section */
.table-controls {
  display: flex;
  gap: 12px;
}

.search-input-wrapper {
  position: relative;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  color: var(--text-subtle);
}

#searchInput {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 12px 8px 34px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  width: 280px;
  transition: var(--transition);
}

#searchInput:focus {
  outline: none;
  border-color: var(--accent-blue);
  background: rgba(255, 255, 255, 0.08);
}

.select-sector {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  cursor: pointer;
}

.table-wrapper {
  overflow-x: auto;
}

.pool-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.pool-table th, .pool-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.pool-table th {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.pool-table th:hover { color: var(--text-main); }

.pool-table tbody tr {
  transition: var(--transition);
}

.pool-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.04);
}

.ticker-cell {
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
}

.score-badge {
  background: var(--accent-gold-glow);
  color: var(--accent-gold);
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.btn-detail {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.35);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  word-break: keep-all;
  min-width: max-content;
  display: inline-block;
  transition: var(--transition);
}

.btn-detail:hover {
  background: rgba(59, 130, 246, 0.3);
  border-color: var(--accent-blue);
  transform: translateY(-1px);
}


/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

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

.modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  max-width: 650px;
  width: 100%;
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
}

.moat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  font-size: 0.85rem;
}

.moat-rule-card {
  background: rgba(255, 255, 255, 0.03);
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.rule-title { font-weight: 700; color: var(--accent-gold); margin-bottom: 4px; }

.footer {
  text-align: center;
  color: var(--text-subtle);
  font-size: 0.8rem;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}