/* OptionPulse AI - Private Trading Platform Styles */

body.dark-theme {
  --bg-dark: #090d16;
  --bg-card: #121824;
  --bg-card-hover: #1c2436;
  --border-color: #263147;
  --text-main: #f0f4fc;
  --text-muted: #8b9bb4;
  --accent-blue: #38bdf8;
  --accent-green: #22c55e;
  --accent-red: #ef4444;
  --accent-yellow: #eab308;
  --user-msg-bg: #1e293b;
  --bot-msg-bg: #0f172a;
}

body.light-theme {
  --bg-dark: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --border-color: #cbd5e1;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --accent-blue: #0284c7;
  --accent-green: #16a34a;
  --accent-red: #dc2626;
  --accent-yellow: #ca8a04;
  --user-msg-bg: #e2e8f0;
  --bot-msg-bg: #f1f5f9;
}

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

html, body {
  height: 100%;
  height: 100dvh;
  width: 100%;
  overflow: hidden;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Welcome Overlay / Onboarding Screen */
.welcome-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-dark);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  z-index: 1000;
  overflow-y: auto;
}

.welcome-overlay.hidden {
  display: none !important;
}

.welcome-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  width: 100%;
  max-width: 420px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  animation: fadeIn 0.3s ease;
  margin: auto;
}

.welcome-brand {
  text-align: center;
  margin-bottom: 20px;
}

.welcome-logo {
  font-size: 36px;
  background: rgba(56, 189, 248, 0.15);
  display: inline-block;
  padding: 10px;
  border-radius: 14px;
  border: 1px solid rgba(56, 189, 248, 0.3);
  margin-bottom: 8px;
}

.welcome-brand h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-main);
}

.welcome-tagline {
  font-size: 13px;
  color: var(--accent-blue);
  font-weight: 500;
}

.welcome-features {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--bg-dark);
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  margin-bottom: 18px;
}

.feat-item {
  font-size: 12px;
  color: var(--text-muted);
}

.welcome-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.welcome-submit-btn {
  background: var(--accent-blue);
  color: #ffffff;
  font-weight: 600;
  border: none;
  padding: 12px;
  border-radius: 10px;
  font-size: 14px;
  cursor: pointer;
  margin-top: 4px;
  transition: opacity 0.2s ease;
}

.welcome-submit-btn:hover {
  opacity: 0.9;
}

/* Private Profile Card in Modal */
.private-profile-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-dark);
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.avatar-img-large {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--border-color);
}

.profile-details h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

.profile-details p {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.privacy-badge {
  display: inline-block;
  font-size: 10px;
  color: var(--accent-green);
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.3);
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 600;
}

/* App Container with Safe Area Insets */
.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.app-container.hidden {
  display: none !important;
}

/* Header with Safe Area Notch Protection */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: max(10px, env(safe-area-inset-top));
  padding-bottom: 10px;
  padding-left: max(14px, env(safe-area-inset-left));
  padding-right: max(14px, env(safe-area-inset-right));
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  z-index: 10;
  min-height: 56px;
}

.brand-info {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  font-size: 20px;
  background: rgba(56, 189, 248, 0.15);
  padding: 4px 6px;
  border-radius: 8px;
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.app-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.1;
}

.app-subtitle {
  font-size: 10px;
  color: var(--accent-blue);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-dark);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  border-radius: 16px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
}

.theme-label {
  display: none;
}

@media (min-width: 480px) {
  .theme-label { display: inline; }
}

.index-select {
  background: var(--bg-dark);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  outline: none;
}

.user-profile-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  padding: 3px 8px 3px 3px;
  border-radius: 16px;
  color: var(--text-main);
  cursor: pointer;
}

.avatar-img {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--border-color);
}

.user-name-label {
  font-size: 12px;
  font-weight: 500;
}

/* Main Layout */
.main-content {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

.view-section {
  flex: 1;
  display: none;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.view-section.active-view {
  display: flex;
}

/* Ticker Strip */
.market-ticker {
  display: flex;
  gap: 12px;
  padding: 6px 14px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
  white-space: nowrap;
  font-size: 11px;
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.ticker-label {
  color: var(--text-muted);
}

.ticker-val {
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
}

.badge-neutral {
  color: var(--accent-yellow);
}

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

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

/* Quick Chips */
.quick-chips-container {
  padding: 8px 14px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-dark);
}

.chips-scroll {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.chips-scroll::-webkit-scrollbar {
  display: none;
}

.chip-btn {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 5px 10px;
  border-radius: 14px;
  font-size: 11px;
  white-space: nowrap;
  cursor: pointer;
}

/* Chat Window */
.chat-window {
  flex: 1;
  padding: 12px 14px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  -webkit-overflow-scrolling: touch;
}

.chat-bubble {
  max-width: 90%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.5;
  animation: fadeIn 0.2s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.chat-bubble.user {
  align-self: flex-end;
  background: var(--user-msg-bg);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-bottom-right-radius: 2px;
}

.chat-bubble.bot {
  align-self: flex-start;
  background: var(--bot-msg-bg);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-bottom-left-radius: 2px;
}

.chat-bubble.bot h3 {
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--accent-blue);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 4px;
}

.chat-bubble.bot ul {
  padding-left: 16px;
  margin: 6px 0;
}

.chat-bubble.bot li {
  margin-bottom: 3px;
}

.timestamp {
  font-size: 9px;
  color: var(--text-muted);
  margin-top: 4px;
  text-align: right;
}

/* Chat Input Bar with Bottom Safe Area Protection */
.chat-input-bar {
  display: flex;
  gap: 6px;
  padding: 10px 14px max(10px, env(safe-area-inset-bottom)) 14px;
  background: var(--bg-card);
  border-top: 1px solid var(--border-color);
}

.chat-input-bar input {
  flex: 1;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: 18px;
  font-size: 13px;
  outline: none;
}

.chat-input-bar input:focus {
  border-color: var(--accent-blue);
}

.send-btn {
  background: var(--accent-blue);
  color: #ffffff;
  font-weight: 600;
  border: none;
  padding: 8px 14px;
  border-radius: 18px;
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}

.icon-btn-secondary {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  cursor: pointer;
}

/* Stats Card View */
#statsView {
  padding: 12px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.stats-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px;
}

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

.refresh-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
}

.spin {
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}

.metric-box {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  padding: 8px 10px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.metric-box.highlight-green {
  border-left: 3px solid var(--accent-green);
}

.metric-box.highlight-red {
  border-left: 3px solid var(--accent-red);
}

.m-label {
  font-size: 10px;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.m-val {
  font-size: 14px;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
}

/* Option Chain Table */
.simple-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
}

.simple-table th, .simple-table td {
  padding: 6px;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.simple-table th {
  color: var(--text-muted);
  font-size: 10px;
}

.atm-row {
  background: rgba(56, 189, 248, 0.15);
  font-weight: bold;
}

/* Toast Container */
.toast-container {
  position: fixed;
  bottom: max(65px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  background: rgba(34, 197, 94, 0.95);
  color: #000;
  font-weight: 600;
  font-size: 12px;
  padding: 6px 14px;
  border-radius: 18px;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.toast-container.hidden {
  display: none;
}

/* Mobile Bottom Navigation with Safe Area Padding */
.mobile-bottom-nav {
  display: flex;
  background: var(--bg-card);
  border-top: 1px solid var(--border-color);
  padding-bottom: max(4px, env(safe-area-inset-bottom));
}

.nav-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 6px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 10px;
}

.nav-tab.active {
  color: var(--accent-blue);
  border-top: 2px solid var(--accent-blue);
}

.nav-icon {
  font-size: 16px;
  margin-bottom: 1px;
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 16px;
  z-index: 100;
}

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

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  width: 100%;
  max-width: 400px;
  padding: 18px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
}

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

@media (min-width: 768px) {
  .mobile-bottom-nav { display: none; }
  .view-section { display: flex !important; }
  #chatView { flex: 1.6; border-right: 1px solid var(--border-color); }
  #statsView { flex: 1.1; }
}