@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap');

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

:root {
  --color-bg:           #080810;
  --color-bg-card:      #0d0d1a;
  --color-border:       #1a1a2e;
  --color-border-hi:    #252540;
  --color-text:         #e8e6e0;
  --color-text-mid:     #aaa;
  --color-text-dim:     #555;
  --color-text-mute:    #333;
  --color-logo:         #c8c8e8;
  --color-strong:       #39e87a;
  --color-medium:       #e8c43a;
  --color-cluster-border: #4a4a8a;
  --color-nav-active:   #fff;
  --color-link:         #3a3a8a;
  --color-link-hover:   #7a7aee;
}

body {
  font-family: 'Share Tech Mono', monospace;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
}

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  padding: 14px 24px;
  gap: 16px;
  border-bottom: 0.5px solid #252540;
  background: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  color: var(--color-logo);
  font-size: 14px;
  white-space: nowrap;
}

.nav {
  display: flex;
  flex-wrap: nowrap;
  overflow: hidden;
  gap: 20px;
}

.nav-item {
  color: var(--color-text-dim);
  text-decoration: none;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.15s;
}

.nav-item:hover { color: var(--color-text-mid); }
.nav-item.active { color: var(--color-nav-active); }

.lang-toggle {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}

.lang-btn {
  all: unset;
  font-family: 'Share Tech Mono', monospace;
  font-size: 9px;
  color: var(--color-text-mute);
  cursor: pointer;
}

.lang-btn.active { color: #888; }
.lang-sep { font-size: 9px; color: var(--color-text-mute); }

/* Main content */
main { padding: 24px; max-width: 1200px; margin: 0 auto; }

/* Tab panels */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Feed header */
.feed-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.feed-date { font-size: 11px; color: var(--color-text-dim); }
.feed-count { font-size: 11px; color: var(--color-text-dim); }

/* Heat Score Grid */
.heat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
  margin-bottom: 20px;
}

.heat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 10px 12px;
  cursor: pointer;
  transition: border-color 0.15s;
  border-radius: 2px;
}

.heat-card:hover { border-color: var(--color-border-hi); }
.heat-card.selected { border-color: var(--color-border-hi); }

.heat-name { font-size: 10px; color: var(--color-text-mid); margin-bottom: 4px; }

.heat-score {
  font-size: 22px;
  font-weight: normal;
}

.heat-score.hot { color: var(--color-strong); }
.heat-score.warm { color: var(--color-medium); }
.heat-score.cold { color: var(--color-text-dim); }

/* Filter Pills */
.filter-pills {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.pill {
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  padding: 4px 10px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text-dim);
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.15s;
}

.pill:hover { border-color: var(--color-border-hi); color: var(--color-text-mid); }
.pill.active { border-color: var(--color-border-hi); color: var(--color-text); }

/* Signal Cards */
.signal {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-left: 2px solid var(--color-text-dim);
  padding: 12px 16px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: border-color 0.15s;
  border-radius: 2px;
  position: relative;
}

.signal:hover { border-color: var(--color-border-hi); }
.signal.strong { border-left-color: var(--color-strong); }
.signal.medium { border-left-color: var(--color-medium); }
.signal.cluster { border-left: 2px solid; border-image: linear-gradient(to bottom, var(--color-strong), var(--color-medium)) 1; }

.signal-meta {
  font-size: 9px;
  color: var(--color-text-dim);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.signal-top {
  font-size: 9px;
  color: var(--color-medium);
  margin-left: 4px;
}

.signal-headline {
  font-size: 13px;
  margin-bottom: 6px;
  line-height: 1.4;
}

.signal-headline.strong { color: var(--color-strong); }
.signal-headline.medium { color: var(--color-medium); }
.signal-headline.cluster { color: var(--color-text); }
.signal-headline.weak { color: var(--color-text-mid); }

.signal-why {
  font-size: 11px;
  color: var(--color-text-mid);
  font-family: sans-serif;
  margin-bottom: 8px;
  line-height: 1.5;
}

.signal-approach {
  font-size: 11px;
  border-left: 2px solid var(--color-border-hi);
  padding-left: 8px;
  margin-bottom: 8px;
  line-height: 1.5;
}

.signal-approach.strong { color: var(--color-strong); border-left-color: var(--color-strong); }
.signal-approach.medium { color: var(--color-medium); border-left-color: var(--color-medium); }
.signal-approach.cluster { color: var(--color-text); border-left-color: var(--color-cluster-border); }

.signal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 9px;
  color: var(--color-text-dim);
}

.signal-sources-count { color: var(--color-link-hover); }

/* Detail Overlay */
.detail-overlay {
  position: fixed;
  inset: 0;
  background: rgba(8,8,16,0.85);
  z-index: 200;
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  overflow-y: auto;
}

.detail-overlay.hidden { display: none; }

.detail-panel {
  background: var(--color-bg-card);
  border-left: 1px solid var(--color-border-hi);
  width: min(600px, 100vw);
  min-height: 100vh;
  padding: 24px;
  position: relative;
}

.detail-close {
  all: unset;
  cursor: pointer;
  font-size: 14px;
  color: var(--color-text-dim);
  position: absolute;
  top: 16px;
  right: 20px;
}

.detail-close:hover { color: var(--color-text); }

.detail-meta { font-size: 9px; color: var(--color-text-dim); margin-bottom: 10px; }

.detail-headline {
  font-size: 15px;
  margin-bottom: 10px;
  line-height: 1.4;
}

.detail-why {
  font-size: 12px;
  color: var(--color-text-mid);
  font-family: sans-serif;
  margin-bottom: 12px;
  line-height: 1.6;
}

.detail-approach {
  font-size: 12px;
  border-left: 2px solid var(--color-border-hi);
  padding-left: 10px;
  margin-bottom: 20px;
  line-height: 1.6;
}

.detail-sources-title {
  font-size: 10px;
  color: var(--color-text-dim);
  margin-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 6px;
}

.detail-source {
  border: 1px solid var(--color-border);
  padding: 10px 12px;
  margin-bottom: 8px;
  border-radius: 2px;
}

.detail-source-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.detail-source-name { font-size: 11px; color: var(--color-text); }

.badge {
  font-size: 8px;
  padding: 2px 5px;
  border: 1px solid var(--color-border-hi);
  color: var(--color-text-dim);
  border-radius: 2px;
}

.detail-source-date { font-size: 9px; color: var(--color-text-dim); margin-left: auto; }

.detail-source-snippet {
  font-size: 10px;
  color: var(--color-text-mid);
  font-family: sans-serif;
  line-height: 1.5;
  margin-bottom: 6px;
}

.detail-source-snippet em { color: var(--color-text); font-style: normal; }

.detail-source-link {
  font-size: 9px;
  color: var(--color-link-hover);
  text-decoration: none;
}

.detail-source-link:hover { text-decoration: underline; }

/* Panel headers */
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.panel-title { font-size: 13px; color: var(--color-text-mid); }

.btn-primary {
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  background: none;
  border: 1px solid var(--color-border-hi);
  color: var(--color-text-mid);
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.15s;
  border-radius: 2px;
}

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

.btn-danger {
  font-family: 'Share Tech Mono', monospace;
  font-size: 9px;
  background: none;
  border: 1px solid #3a1a1a;
  color: #662222;
  padding: 4px 8px;
  cursor: pointer;
  border-radius: 2px;
}

.btn-danger:hover { border-color: #662222; color: #aa4444; }

/* Accounts List */
.account-row {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 12px 16px;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-radius: 2px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-text-dim);
  flex-shrink: 0;
}

.status-dot.active { background: var(--color-strong); }

.account-name { font-size: 12px; flex: 1; }
.account-heat { font-size: 11px; color: var(--color-text-dim); width: 40px; text-align: right; }
.account-sources { font-size: 9px; color: var(--color-text-dim); width: 60px; text-align: right; }

.account-actions { display: flex; gap: 6px; }

.btn-small {
  font-family: 'Share Tech Mono', monospace;
  font-size: 9px;
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-dim);
  padding: 3px 7px;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.15s;
}

.btn-small:hover { border-color: var(--color-border-hi); color: var(--color-text-mid); }

/* Add account form */
.add-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-hi);
  padding: 16px;
  margin-bottom: 12px;
  border-radius: 2px;
  display: none;
}

.add-form.visible { display: block; }

.form-row { display: flex; gap: 8px; align-items: center; }

.input-text {
  font-family: 'Share Tech Mono', monospace;
  font-size: 11px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 6px 10px;
  flex: 1;
  border-radius: 2px;
  outline: none;
}

.input-text:focus { border-color: var(--color-border-hi); }

/* Portfolios */
.portfolio-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 16px;
  margin-bottom: 12px;
  border-radius: 2px;
}

.portfolio-name { font-size: 13px; margin-bottom: 12px; }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
}

.product-item {
  border: 1px solid var(--color-border);
  padding: 8px 10px;
  border-radius: 2px;
}

.product-name { font-size: 11px; margin-bottom: 4px; }

.product-desc { font-size: 9px; color: var(--color-text-dim); margin-bottom: 4px; }

.product-usecases { font-size: 8px; color: var(--color-text-mute); }

/* Knowledge section */
.knowledge-section { margin-top: 24px; }

.section-title {
  font-size: 11px;
  color: var(--color-text-dim);
  margin-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 6px;
}

.upload-zone {
  border: 1px dashed var(--color-border-hi);
  padding: 20px;
  text-align: center;
  font-size: 11px;
  color: var(--color-text-dim);
  cursor: pointer;
  margin-bottom: 12px;
  border-radius: 2px;
  transition: border-color 0.15s;
}

.upload-zone:hover { border-color: var(--color-link-hover); }
.upload-zone.drag-over { border-color: var(--color-strong); color: var(--color-text); }

.knowledge-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  margin-bottom: 4px;
  font-size: 10px;
  border-radius: 2px;
}

.knowledge-filename { flex: 1; }
.knowledge-chunks { color: var(--color-text-dim); width: 60px; }
.knowledge-status { width: 80px; }
.knowledge-status.indexed { color: var(--color-strong); }
.knowledge-status.processing { color: var(--color-medium); }

/* Sources tab */
.sources-tab-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0;
}

.src-tab {
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  background: none;
  border: none;
  color: var(--color-text-dim);
  padding: 6px 0;
  cursor: pointer;
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
}

.src-tab:hover { color: var(--color-text-mid); }
.src-tab.active { color: var(--color-text); border-bottom-color: var(--color-text); }
.src-tab.inactive { color: var(--color-text-mute); }

.source-row {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 10px 14px;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-radius: 2px;
}

.source-name { font-size: 11px; flex: 1; }
.source-type-badge { font-size: 8px; padding: 2px 5px; border: 1px solid var(--color-border-hi); color: var(--color-text-dim); border-radius: 2px; }
.source-last { font-size: 9px; color: var(--color-text-dim); }
.source-forward { font-size: 9px; color: var(--color-text-mute); font-family: sans-serif; }

/* Competitive */
.competitive-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-left: 2px solid var(--color-link-hover);
  padding: 12px 16px;
  margin-bottom: 8px;
  border-radius: 2px;
}

.competitive-tool { font-size: 9px; color: var(--color-text-dim); margin-bottom: 4px; }
.competitive-headline { font-size: 12px; margin-bottom: 6px; }
.competitive-suggestion { font-size: 11px; color: var(--color-text-mid); font-family: sans-serif; line-height: 1.5; }

/* System Health */
.health-section { margin-bottom: 24px; }
.health-section-title { font-size: 10px; color: var(--color-text-dim); margin-bottom: 8px; border-bottom: 1px solid var(--color-border); padding-bottom: 4px; }

.health-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  font-size: 10px;
  border-bottom: 1px solid var(--color-border);
}

.health-label { flex: 1; }
.health-value { color: var(--color-text-mid); }
.health-ok { color: var(--color-strong); }
.health-warn { color: var(--color-medium); }

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  padding: 12px 0;
  font-size: 11px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-mid);
}

.faq-question:hover { color: var(--color-text); }
.faq-arrow { font-size: 9px; color: var(--color-text-dim); transition: transform 0.2s; }
.faq-item.open .faq-arrow { transform: rotate(90deg); }

.faq-answer {
  font-size: 11px;
  color: var(--color-text-dim);
  font-family: sans-serif;
  line-height: 1.6;
  padding-bottom: 12px;
  display: none;
}

.faq-item.open .faq-answer { display: block; }

/* Empty state */
.empty-state {
  font-size: 11px;
  color: var(--color-text-dim);
  padding: 24px;
  text-align: center;
}

/* Loading */
.loading {
  font-size: 11px;
  color: var(--color-text-dim);
  padding: 16px;
}

/* cp (copy hint) */
.cp {
  all: unset;
  font-size: 9px;
  color: var(--color-text-mute);
  cursor: pointer;
}
.cp:hover { color: #666; }