/* ========== CSS VARIABLES / THEME ========== */
:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2128;
  --bg-hover: #252c35;
  --border: #30363d;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --accent: #d4a017;
  --accent-dim: rgba(212, 160, 23, 0.15);
  --green: #3fb950;
  --green-dim: rgba(63, 185, 80, 0.15);
  --red: #f85149;
  --red-dim: rgba(248, 81, 73, 0.15);
  --blue: #58a6ff;
  --blue-dim: rgba(88, 166, 255, 0.15);
  --orange: #d29922;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 8px rgba(0,0,0,0.3);
  --font: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  --transition: 0.2s ease;
}

[data-theme="light"] {
  --bg-primary: #f6f8fa;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-hover: #f0f2f5;
  --border: #d0d7de;
  --text-primary: #1f2328;
  --text-secondary: #656d76;
  --text-muted: #8c959f;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
}

/* ========== RESET & BASE ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ========== TOP NAV ========== */
.topnav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 24px;
  height: 56px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #d4a017, #f5d061);
  color: #0d1117;
  font-weight: 800;
  font-size: 13px;
  border-radius: 8px;
  letter-spacing: -0.5px;
}

.brand-text {
  font-weight: 700;
  font-size: 15px;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  gap: 4px;
  margin-left: 32px;
}

.nav-link {
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
  cursor: pointer;
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
  text-decoration: none;
}

.nav-link.active {
  color: var(--accent);
  background: var(--accent-dim);
}

.nav-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.gold-price {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  padding: 4px 10px;
  background: var(--accent-dim);
  border-radius: 6px;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-icon:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* ========== MAIN CONTENT ========== */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
}

/* ========== SECTIONS ========== */
.section {
  display: none;
}

.section.active {
  display: block;
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.section-header h2 {
  font-size: 20px;
  font-weight: 700;
}

/* ========== CHART SECTION ========== */
.chart-controls {
  display: flex;
  gap: 4px;
}

.tf-btn {
  padding: 5px 12px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  border-radius: 5px;
  cursor: pointer;
  transition: all var(--transition);
}

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

.tf-btn.active {
  background: var(--accent);
  color: #0d1117;
  border-color: var(--accent);
}

.chart-container {
  width: 100%;
  height: 520px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.overview-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.overview-card {
  display: flex;
  flex-direction: column;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.ov-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.ov-value {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

/* ========== SIGNALS ========== */
.signals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
}

.signal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}

.signal-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

.signal-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.signal-card.buy::before { background: var(--green); }
.signal-card.sell::before { background: var(--red); }

.signal-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.signal-direction {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.signal-direction.buy {
  background: var(--green-dim);
  color: var(--green);
}

.signal-direction.sell {
  background: var(--red-dim);
  color: var(--red);
}

.signal-confidence {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
}

.signal-confidence.high {
  background: var(--green-dim);
  color: var(--green);
}

.signal-confidence.medium {
  background: var(--accent-dim);
  color: var(--accent);
}

.signal-confidence.low {
  background: var(--red-dim);
  color: var(--red);
}

.signal-prices {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}

.signal-price-item {
  display: flex;
  flex-direction: column;
}

.signal-price-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.signal-price-value {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
}

.signal-price-value.entry { color: var(--blue); }
.signal-price-value.sl { color: var(--red); }
.signal-price-value.tp { color: var(--green); }

.signal-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.signal-rr {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
}

.signal-time {
  font-size: 11px;
  color: var(--text-muted);
}

.signal-notes {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  font-style: italic;
}

.signal-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--bg-hover);
  color: var(--text-secondary);
  border-radius: 5px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-sm:hover {
  border-color: var(--red);
  color: var(--red);
}

/* ========== WATCHLIST ========== */
.watchlist-widgets {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.widget-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 450px;
}

/* ========== JOURNAL ========== */
.journal-actions {
  display: flex;
  gap: 8px;
}

.journal-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}

.stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stat-card.win .stat-value { color: var(--green); }
.stat-card.loss .stat-value { color: var(--red); }

.stat-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.trades-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.trades-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.trades-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.trades-table tr:hover td {
  background: var(--bg-hover);
}

.trades-table .win-badge,
.trades-table .loss-badge,
.trades-table .be-badge {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
}

.win-badge { background: var(--green-dim); color: var(--green); }
.loss-badge { background: var(--red-dim); color: var(--red); }
.be-badge { background: rgba(139,148,158,0.15); color: var(--text-secondary); }

.pnl-positive { color: var(--green); font-weight: 600; font-family: var(--font-mono); }
.pnl-negative { color: var(--red); font-weight: 600; font-family: var(--font-mono); }

/* ========== NEWS ========== */
.news-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ========== BUTTONS ========== */
.btn-primary {
  padding: 8px 18px;
  background: var(--accent);
  color: #0d1117;
  font-size: 13px;
  font-weight: 700;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 12px rgba(212,160,23,0.3);
}

.btn-secondary {
  padding: 8px 18px;
  background: var(--bg-hover);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-secondary:hover {
  border-color: var(--text-muted);
  color: var(--text-primary);
}

/* ========== MODALS ========== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
}

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

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

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

.modal-header h3 {
  font-size: 16px;
  font-weight: 700;
}

.modal-close {
  font-size: 22px;
  width: 28px;
  height: 28px;
}

/* ========== FORMS ========== */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 4px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 8px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.toggle-group {
  display: flex;
  gap: 4px;
}

.toggle-btn {
  flex: 1;
  padding: 7px 12px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
  border-radius: 5px;
  cursor: pointer;
  transition: all var(--transition);
}

.toggle-btn.active[data-value="BUY"],
.toggle-btn.active[data-value="WIN"] {
  background: var(--green-dim);
  color: var(--green);
  border-color: var(--green);
}

.toggle-btn.active[data-value="SELL"],
.toggle-btn.active[data-value="LOSS"] {
  background: var(--red-dim);
  color: var(--red);
  border-color: var(--red);
}

.toggle-btn.active[data-value="BE"] {
  background: rgba(139,148,158,0.15);
  color: var(--text-primary);
  border-color: var(--text-muted);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}

/* ========== EMPTY STATES ========== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state svg {
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-state p { font-size: 15px; font-weight: 600; }
.empty-state .sub { font-size: 13px; font-weight: 400; margin-top: 4px; }

/* ========== FOOTER ========== */
.footer {
  text-align: center;
  padding: 20px;
  font-size: 12px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

/* ========== DELETE CONFIRM ========== */
.delete-confirm {
  display: inline-flex;
  gap: 4px;
}

.btn-confirm-del {
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 700;
  border: 1px solid var(--red);
  background: var(--red-dim);
  color: var(--red);
  border-radius: 4px;
  cursor: pointer;
}

.btn-cancel-del {
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--bg-hover);
  color: var(--text-secondary);
  border-radius: 4px;
  cursor: pointer;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .topnav {
    padding: 0 12px;
    flex-wrap: wrap;
    height: auto;
    padding-top: 10px;
    padding-bottom: 10px;
    gap: 8px;
  }

  .nav-links {
    order: 3;
    margin-left: 0;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .brand-text { display: none; }

  .main-content { padding: 16px; }

  .chart-container { height: 380px; }

  .signals-grid {
    grid-template-columns: 1fr;
  }

  .watchlist-widgets,
  .news-container {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .journal-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .overview-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .journal-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}