/*
 * News Els - Global News Aggregator & Research Vault Theme (news.css)
 * --------------------------------------------------------------------
 * High-performance executive design system matching ELS suite theme standards.
 */

:root, :root[data-theme="dark"] {
  --bg-dark: #0B0E14;
  --bg-card: #121620;
  --bg-card-hover: #1E2433;
  --bg-input: #0D1117;
  --bg-toolbar: #141824;
  --border-color: #1E2433;
  --border-accent: #D97706;
  --text-main: #E5E7EB;
  --text-muted: #9CA3AF;
  --text-bright: #FFFFFF;
  --accent-gold: #D97706;
  --accent-gold-hover: #B45309;
  --accent-blue: #2979FF;
  --accent-blue-hover: #1565C0;
  --accent-green: #00E676;
  --accent-cyan: #00E5FF;
  --accent-red: #FF1744;
  --accent-purple: #A855F7;
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, monospace;
}

:root[data-theme="light"] {
  --bg-dark: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F1F5F9;
  --bg-input: #F8FAFC;
  --bg-toolbar: #FFFFFF;
  --border-color: #E2E8F0;
  --border-accent: #D97706;
  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-bright: #000000;
  --accent-gold: #D97706;
  --accent-gold-hover: #B45309;
  --accent-blue: #2563EB;
  --accent-blue-hover: #1D4ED8;
  --accent-green: #16A34A;
  --accent-cyan: #0284C7;
  --accent-red: #DC2626;
  --accent-purple: #9333EA;
  --shadow-card: 0 4px 15px rgba(0, 0, 0, 0.08);
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, monospace;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header & Brand */
.app-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  font-size: 28px;
  background: rgba(217, 119, 6, 0.15);
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid rgba(217, 119, 6, 0.3);
}

.brand-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-bright);
}

.brand-accent {
  color: var(--accent-gold);
}

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

.header-search {
  flex: 1;
  max-width: 460px;
  position: relative;
  display: flex;
  align-items: center;
}

.header-search input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 8px 36px 8px 38px;
  color: var(--text-main);
  font-size: 13px;
  outline: none;
  transition: all 0.2s ease;
}

.header-search input:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
}

.search-icon {
  position: absolute;
  left: 12px;
  font-size: 14px;
  color: var(--text-muted);
}

.search-clear-btn {
  position: absolute;
  right: 12px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-toggle-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

.auth-btn {
  background: var(--accent-gold);
  color: #FFFFFF;
  border: none;
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.auth-btn:hover {
  background: var(--accent-gold-hover);
}

/* Navbar & Tabs */
.app-navbar {
  background: var(--bg-toolbar);
  border-bottom: 1px solid var(--border-color);
  padding: 0 24px;
}

.nav-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.nav-tab {
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--text-muted);
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--text-main);
}

.nav-tab.active {
  color: var(--accent-gold);
  border-bottom-color: var(--accent-gold);
}

.tab-icon { font-size: 16px; }

.badge {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
}

.badge-accent {
  background: rgba(255, 23, 68, 0.15);
  color: var(--accent-red);
  border-color: rgba(255, 23, 68, 0.3);
}

/* Container & Toolbars */
.app-container {
  padding: 24px;
  flex: 1;
  max-width: 1360px;
  margin: 0 auto;
  width: 100%;
}

.toolbar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.category-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.category-pill {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.category-pill:hover {
  color: var(--text-main);
  border-color: var(--text-muted);
}

.category-pill.active {
  background: rgba(217, 119, 6, 0.15);
  color: var(--accent-gold);
  border-color: var(--accent-gold);
  font-weight: 600;
}

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.toolbar-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}

.custom-select {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 13px;
  outline: none;
}

.custom-select.full-width { width: 100%; }

/* Buttons */
.action-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.action-btn:hover {
  border-color: var(--accent-gold);
}

.primary-btn {
  background: var(--accent-blue);
  color: #FFFFFF;
  border-color: var(--accent-blue);
}

.primary-btn:hover { background: var(--accent-blue-hover); }

.accent-btn {
  background: var(--accent-red);
  color: #FFFFFF;
  border-color: var(--accent-red);
}

.gold-btn {
  background: var(--accent-gold);
  color: #FFFFFF;
  border-color: var(--accent-gold);
}

.gold-btn:hover { background: var(--accent-gold-hover); }

.secondary-btn {
  background: transparent;
  color: var(--text-muted);
}

/* News Grid & Article Cards */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.article-card:hover {
  transform: translateY(-3px);
  border-color: rgba(217, 119, 6, 0.4);
}

.article-image-container {
  height: 180px;
  overflow: hidden;
  position: relative;
  background: var(--bg-input);
}

.article-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.article-card:hover .article-image {
  transform: scale(1.05);
}

.article-category-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(11, 14, 20, 0.85);
  backdrop-filter: blur(4px);
  border: 1px solid var(--border-color);
  color: var(--accent-gold);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 12px;
}

.article-body {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.publisher-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--text-bright);
}

.article-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-bright);
  line-height: 1.4;
  margin-bottom: 10px;
}

.article-snippet {
  font-size: 13px;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 14px;
}

.article-bullets {
  background: var(--bg-input);
  border-left: 3px solid var(--accent-gold);
  padding: 10px 14px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 14px;
  font-size: 12px;
}

.article-bullets ul {
  padding-left: 14px;
}

.article-bullets li {
  margin-bottom: 4px;
  color: var(--text-main);
}

.article-footer {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.card-action-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.card-action-btn:hover {
  color: var(--accent-gold);
  border-color: var(--accent-gold);
}

/* Research Vault Grid & Cards */
.vault-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}

.vault-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  position: relative;
}

.vault-folder-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(0, 229, 255, 0.1);
  padding: 3px 8px;
  border-radius: 6px;
  margin-bottom: 10px;
}

.vault-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 8px;
}

.vault-highlight-quote {
  background: rgba(217, 119, 6, 0.1);
  border-left: 3px solid var(--accent-gold);
  padding: 8px 12px;
  font-size: 12px;
  font-style: italic;
  color: var(--text-main);
  margin-bottom: 10px;
  border-radius: 0 6px 6px 0;
}

.vault-notes {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.vault-doc-image {
  width: 100%;
  max-height: 160px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 12px;
  border: 1px solid var(--border-color);
}

.vault-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
}

/* Hot Polls Grid & Cards */
.polls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 20px;
}

.poll-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow-card);
}

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

.poll-tag {
  background: rgba(255, 23, 68, 0.15);
  color: var(--accent-red);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
}

.poll-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 16px;
}

.poll-option-row {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 10px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.poll-option-row:hover {
  border-color: var(--accent-gold);
}

.poll-option-bar {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  background: rgba(217, 119, 6, 0.2);
  z-index: 1;
  transition: width 0.4s ease;
}

.poll-option-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 600;
}

.poll-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
  font-size: 12px;
  color: var(--text-muted);
}

/* Section Banners & Glassmorphism */
.section-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  padding: 20px 24px;
}

.card-glass {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: var(--shadow-card);
}

.section-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.highlight-link { color: var(--accent-gold); font-weight: 600; }

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  width: 100%;
  max-width: 520px;
  padding: 24px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  animation: modalIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-large { max-width: 680px; }

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.modal-header h3 { font-size: 18px; font-weight: 700; color: var(--text-bright); }

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
}

.modal-form { display: flex; flex-direction: column; gap: 14px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-label { font-size: 12px; font-weight: 600; color: var(--text-muted); }

.form-input, .form-textarea {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--accent-gold);
}

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

.modal-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 10px;
}

.image-attach-box {
  display: flex;
  gap: 8px;
}

.upload-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-bright);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.image-preview-container img {
  max-height: 120px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  margin-top: 8px;
}

/* Auth Tabs */
.auth-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
}

.auth-tab {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.auth-tab.active {
  color: var(--accent-gold);
}

.error-msg {
  color: var(--accent-red);
  font-size: 12px;
}

.folder-pills { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }

.folder-pill {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 5px 12px;
  border-radius: 16px;
  font-size: 12px;
  cursor: pointer;
}

.folder-pill.active {
  background: rgba(0, 229, 255, 0.15);
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.loading-state, .empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
  grid-column: 1 / -1;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(217, 119, 6, 0.2);
  border-top-color: var(--accent-gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 12px auto;
}

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

.docs-frame-container {
  height: calc(100vh - 180px);
  display: flex;
  flex-direction: column;
}

.docs-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.doc-link {
  color: var(--accent-gold);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  margin-left: 12px;
}

.docs-iframe {
  flex: 1;
  border: none;
  width: 100%;
}

.comments-list {
  max-height: 240px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.comment-item {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  padding: 10px;
  border-radius: 8px;
}

.comment-author { font-size: 12px; font-weight: 700; color: var(--accent-gold); }
.comment-text { font-size: 13px; color: var(--text-main); margin-top: 4px; }
.comment-time { font-size: 10px; color: var(--text-muted); text-align: right; }

/* Source Registry & Discovery Styles */
.source-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.2s ease;
}

.source-card.opted-in {
  border-left: 4px solid var(--accent-green);
}

.source-card.opted-out {
  border-left: 4px solid var(--text-muted);
  opacity: 0.75;
}

.source-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.source-opt-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.source-opt-checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--accent-gold);
  cursor: pointer;
}

.source-opt-status {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.status-active { color: var(--accent-green); }
.status-inactive { color: var(--text-muted); }

.info-icon-btn {
  background: transparent;
  border: none;
  font-size: 14px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: background 0.2s ease;
}

.info-icon-btn:hover {
  background: rgba(217, 119, 6, 0.15);
}

.source-card-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.source-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-bright);
}

.source-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
}

.source-cat-tag {
  background: rgba(217, 119, 6, 0.15);
  color: var(--accent-gold);
  padding: 2px 8px;
  border-radius: 6px;
  font-weight: 600;
  text-transform: uppercase;
}

.source-status { color: var(--text-muted); }

.source-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--border-color);
}

.external-link-btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Discover Cards */
.discover-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.2s ease;
}

.discover-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-gold);
}

.discover-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.discover-card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-bright);
}

.discover-card-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

.discover-card-footer {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}