/* ── Indicator Discovery — Cream/Lavender Soft UI ──
   Matching factors.crowncapital.duckdns.org design system */

:root {
  /* backgrounds */
  --bg-page: #faf7f2;
  --bg-surface: #ffffff;
  --bg-surface-hover: #fbfaf7;
  --bg-cream: #f5f1ea;
  --bg-cream-alpha: rgba(245, 241, 234, 0.55);

  /* borders */
  --border: #ede7dd;
  --border-strong: #d8cfc1;

  /* text */
  --text-primary: #2a2825;
  --text-secondary: #6c6962;
  --text-tertiary: #a09c93;

  /* accent — lavender */
  --accent: #a78bfa;
  --accent-deep: #8b6df0;
  --accent-bg: #efebff;
  --accent-line: #d7caff;

  /* status (Morandi) */
  --status-approved: #6ea089;
  --status-approved-bg: #e8f0eb;
  --status-pending: #c79d6a;
  --status-pending-bg: #f6ecd9;
  --status-rejected: #c07b78;
  --status-rejected-bg: #f4e1de;

  /* shadows (purple-tinted) */
  --shadow-sm: 0 1px 2px rgba(180, 170, 210, 0.06);
  --shadow-md: 0 1px 2px rgba(180, 170, 210, 0.06), 0 8px 24px rgba(180, 170, 210, 0.08);
  --shadow-lg: 0 4px 12px rgba(180, 170, 210, 0.08), 0 24px 48px rgba(180, 170, 210, 0.12);

  /* radius */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --r-full: 999px;

  /* fonts */
  --font: -apple-system, "SF Pro Text", "Inter", "PingFang SC", system-ui, sans-serif;
  --font-mono: "SF Mono", "Menlo", "Consolas", monospace;
}

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

html {
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
}

/* ── Top bar ─────────────────────────────────────────── */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 40px;
}

.topbar-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.topbar-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-deep);
}

.topbar-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-tertiary);
  font-size: 12px;
}

.topbar-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--bg-cream);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  font-size: 12px;
  color: var(--text-secondary);
}

/* ── KPI strip ───────────────────────────────────────── */

.kpi-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  max-width: 1400px;
  margin: 0 auto 24px;
  padding: 0 40px;
}

.kpi-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
}

.kpi-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  font-weight: 500;
  margin-bottom: 6px;
}

.kpi-value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.kpi-sub {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-top: 2px;
}

/* ── Filter / Tab bar ────────────────────────────────── */

.controls {
  max-width: 1400px;
  margin: 0 auto 20px;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.tab-bar {
  display: flex;
  background: var(--bg-cream);
  border-radius: var(--r-full);
  padding: 3px;
  gap: 2px;
}

.tab-btn {
  padding: 7px 18px;
  border: none;
  border-radius: var(--r-full);
  background: transparent;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn.active {
  background: var(--accent-bg);
  color: var(--accent-deep);
}

.tab-btn:hover:not(.active) {
  color: var(--text-primary);
}

.search-input {
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--r-full);
  background: var(--bg-cream-alpha);
  font-family: var(--font);
  font-size: 13px;
  color: var(--text-primary);
  outline: none;
  width: 220px;
  transition: all 0.2s;
}

.search-input:focus {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 3px var(--accent-bg);
}

.search-input::placeholder {
  color: var(--text-tertiary);
}

.sort-select {
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  background: var(--bg-surface);
  font-family: var(--font);
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  outline: none;
}

.mine-btn {
  margin-left: auto;
  padding: 8px 20px;
  border: none;
  border-radius: var(--r-full);
  background: var(--accent-deep);
  color: #fff;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.mine-btn:hover {
  background: #7c5ce0;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.mine-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.mine-btn .spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* ── Card grid ───────────────────────────────────────── */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px 40px;
}

.card {
  background: var(--bg-surface);
  border: 1px solid transparent;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
  padding: 24px;
  cursor: pointer;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card:hover {
  border-color: var(--accent-line);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

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

.card-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  font-family: var(--font-mono);
}

.card-angle {
  padding: 3px 10px;
  border-radius: var(--r-full);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--accent-bg);
  color: var(--accent-deep);
  white-space: nowrap;
}

.card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-chart {
  width: 100%;
  height: 120px;
  border-radius: var(--r-sm);
  background: var(--bg-cream);
  overflow: hidden;
}

.card-chart img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.card-metric {
  text-align: center;
}

.card-metric-label {
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  font-weight: 500;
}

.card-metric-value {
  font-size: 15px;
  font-weight: 700;
  font-family: var(--font-mono);
}

.metric-positive { color: var(--status-approved); }
.metric-negative { color: var(--status-rejected); }

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.status-tag {
  padding: 4px 12px;
  border-radius: var(--r-full);
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-approved {
  background: var(--status-approved-bg);
  color: var(--status-approved);
}

.status-pending {
  background: var(--status-pending-bg);
  color: var(--status-pending);
}

.status-rejected {
  background: var(--status-rejected-bg);
  color: var(--status-rejected);
}

.card-date {
  font-size: 11px;
  color: var(--text-tertiary);
}

/* ── Modal ───────────────────────────────────────────── */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(40, 30, 60, 0.18);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}

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

.modal-panel {
  background: var(--bg-surface);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg);
  width: min(960px, 92vw);
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px;
  animation: slideUp 0.25s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
}

.modal-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-family: var(--font-mono);
}

.modal-close {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: var(--bg-cream);
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.modal-close:hover {
  background: var(--border);
}

.modal-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.modal-meta .tag {
  padding: 4px 12px;
  border-radius: var(--r-full);
  font-size: 11px;
  font-weight: 500;
  background: var(--bg-cream);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.modal-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
  padding: 16px 20px;
  background: var(--bg-cream);
  border-radius: var(--r-md);
}

/* modal tabs */
.modal-tabs {
  display: flex;
  background: var(--bg-cream);
  border-radius: var(--r-full);
  padding: 3px;
  gap: 2px;
  margin-bottom: 20px;
}

.modal-tab {
  padding: 7px 18px;
  border: none;
  border-radius: var(--r-full);
  background: transparent;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.modal-tab.active {
  background: var(--accent-bg);
  color: var(--accent-deep);
}

.modal-tab-content {
  display: none;
}

.modal-tab-content.active {
  display: block;
}

/* metrics table in modal */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.metric-box {
  background: var(--bg-cream);
  border-radius: var(--r-md);
  padding: 16px;
  text-align: center;
}

.metric-box-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  font-weight: 500;
  margin-bottom: 6px;
}

.metric-box-value {
  font-size: 22px;
  font-weight: 700;
  font-family: var(--font-mono);
  letter-spacing: -0.01em;
}

/* chart images */
.chart-container {
  width: 100%;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bg-cream);
  margin-bottom: 16px;
}

.chart-container img {
  width: 100%;
  display: block;
}

/* code block */
.code-block {
  background: #1e1e2e;
  color: #cdd6f4;
  border-radius: var(--r-md);
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre;
  max-height: 400px;
  overflow-y: auto;
}

/* review buttons */
.review-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.btn {
  padding: 10px 24px;
  border: none;
  border-radius: var(--r-full);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-approve {
  background: var(--status-approved);
  color: #fff;
}

.btn-reject {
  background: var(--status-rejected);
  color: #fff;
}

.btn-secondary {
  background: var(--bg-cream);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

/* ── Toast ───────────────────────────────────────────── */

.toast {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  padding: 10px 24px;
  border-radius: var(--r-full);
  font-size: 13px;
  font-weight: 600;
  z-index: 2000;
  transition: transform 0.3s ease;
  box-shadow: var(--shadow-lg);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

.toast-success {
  background: var(--status-approved-bg);
  color: var(--status-approved);
  border: 1px solid var(--status-approved);
}

.toast-error {
  background: var(--status-rejected-bg);
  color: var(--status-rejected);
  border: 1px solid var(--status-rejected);
}

/* ── Empty state ─────────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: 80px 40px;
  color: var(--text-tertiary);
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-state-text {
  font-size: 16px;
  font-weight: 500;
}

.empty-state-sub {
  font-size: 13px;
  margin-top: 8px;
}

/* ── Loading ─────────────────────────────────────────── */

.loading-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}

.loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--accent-deep);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* ── Mining banner ───────────────────────────────────── */

.mining-banner {
  max-width: 1400px;
  margin: 0 auto 16px;
  padding: 0 40px;
  display: none;
}

.mining-banner.active {
  display: block;
}

.mining-banner-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  background: var(--accent-bg);
  border: 1px solid var(--accent-line);
  border-radius: var(--r-lg);
  font-size: 13px;
  color: var(--accent-deep);
  font-weight: 500;
}

.mining-banner-inner .spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--accent-line);
  border-top-color: var(--accent-deep);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  flex-shrink: 0;
}

/* ── Composite Section ──────────────────────────────── */

.composite-section {
  max-width: 1400px;
  margin: 0 auto 24px;
  padding: 0 40px;
}

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

.composite-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.composite-refresh {
  padding: 6px 16px;
  font-size: 12px;
}

.composite-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.composite-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: var(--r-full);
  background: var(--bg-cream);
  border: 1px solid var(--border);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
  user-select: none;
}

.composite-toggle input[type="checkbox"] {
  accent-color: var(--accent-deep);
  cursor: pointer;
}

.composite-toggle.checked {
  background: var(--accent-bg);
  border-color: var(--accent-line);
  color: var(--accent-deep);
}

.composite-body {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
}

.composite-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1px;
  background: var(--border);
}

.composite-metrics .cm-cell {
  background: var(--bg-surface);
  padding: 16px;
  text-align: center;
}

.composite-metrics .cm-label {
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  font-weight: 500;
  margin-bottom: 4px;
}

.composite-metrics .cm-value {
  font-size: 20px;
  font-weight: 700;
  font-family: var(--font-mono);
}

.composite-chart-wrap {
  padding: 8px 12px;
  background: var(--bg-surface);
  min-height: 320px;
}

.composite-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 40px;
  font-size: 13px;
  color: var(--accent-deep);
  font-weight: 500;
}

.composite-loading .spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--accent-line);
  border-top-color: var(--accent-deep);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* ── Responsive ──────────────────────────────────────── */

@media (max-width: 768px) {
  .topbar, .kpi-strip, .controls, .card-grid {
    padding-left: 16px;
    padding-right: 16px;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
  .modal-panel {
    padding: 20px;
    border-radius: var(--r-lg);
  }
}