/* =====================================
   Zo Client PWA - Styles
   Reference-based Minimal Design
   ===================================== */

:root {
  /* Use dark grey background - AccentColor system color not reliably supported in Edge */
  --bg-app: #1a1a1a;
  --text-primary: #F2F2F7;
  --text-secondary: #E5E5EA;
  --text-tertiary: #AEAEB2;
  --text-placeholder: #8E8E93;
  --border: rgba(255, 255, 255, 0.1);

  --dot-close: #FF5F57;
  --dot-minimize: #FEBC2E;
  --dot-maximize: #28C840;

  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;

  --font-family: 'Inter', -apple-system, sans-serif;
  --font-size-base: 14px;
  --content-width: 580px;
  --input-bar-height: 60px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-app: #1a1a1a;
    --text-primary: #F2F2F7;
    --text-secondary: #E5E5EA;
    --border: rgba(255, 255, 255, 0.1);
  }
}

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

body {
  font-family: var(--font-family);
  background: var(--bg-app);
  color: var(--text-primary);
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#app-header {
  /* 
   * Draggable titlebar area for window-controls-overlay
   * Uses CSS env() variables to match the system titlebar area height
   * -webkit-app-region: drag makes this region draggable for moving the window
   */
  position: fixed;
  top: env(titlebar-area-y, 0);
  left: env(titlebar-area-x, 0);
  width: env(titlebar-area-width, 100%);
  height: env(titlebar-area-height, 32px);
  z-index: 1000;
  /* Make the entire header draggable */
  -webkit-app-region: drag;
  app-region: drag; /* Standard property (for future browsers) */
}

#scroll-container {
  flex: 1;
  overflow-y: auto;
  padding-top: env(titlebar-area-height, 52px);
  padding-bottom: 100px;
  scroll-behavior: smooth;
}

#conversation {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 16px 24px;
}

.briefing-header {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 16px 24px 0 24px;
  text-align: left;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.briefing-icon {
  font-size: 20px;
  flex-shrink: 0;
  line-height: 1;
}

.briefing-greeting {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.4;
}

.message {
  margin-bottom: 20px;
  line-height: 1.6;
  font-size: 14px;
}

.message.user {
  color: var(--text-tertiary);
  margin-top: 16px;
  white-space: pre-wrap;
}

.message.assistant {
  color: var(--text-primary);
}

/* Markdown styles for assistant messages */
.message.assistant h1,
.message.assistant h2,
.message.assistant h3,
.message.assistant h4,
.message.assistant h5,
.message.assistant h6 {
  font-weight: 600;
  margin-top: 24px;
  margin-bottom: 12px;
  line-height: 1.4;
}

.message.assistant h1 {
  font-size: 1.5em;
}

.message.assistant h2 {
  font-size: 1.3em;
}

.message.assistant h3 {
  font-size: 1.1em;
}

.message.assistant p {
  margin-bottom: 12px;
}

.message.assistant ul,
.message.assistant ol {
  margin-left: 24px;
  margin-bottom: 12px;
}

.message.assistant li {
  margin-bottom: 6px;
}

.message.assistant strong {
  font-weight: 600;
}

.message.assistant em {
  font-style: italic;
}

.message.assistant code {
  background: rgba(0, 0, 0, 0.05);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
}

@media (prefers-color-scheme: dark) {
  .message.assistant code {
    background: rgba(255, 255, 255, 0.1);
  }
}

.message.assistant pre {
  background: rgba(0, 0, 0, 0.05);
  padding: 12px;
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: 12px;
}

@media (prefers-color-scheme: dark) {
  .message.assistant pre {
    background: rgba(255, 255, 255, 0.1);
  }
}

.message.assistant pre code {
  background: none;
  padding: 0;
}

.message.assistant a {
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.message.assistant blockquote {
  border-left: 3px solid var(--text-tertiary);
  padding-left: 16px;
  margin-left: 0;
  margin-bottom: 12px;
  color: var(--text-secondary);
}

.message.assistant hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 24px 0;
}

.message.assistant table {
  border-collapse: collapse;
  width: 100%;
  margin-bottom: 12px;
}

.message.assistant th,
.message.assistant td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
}

.message.assistant th {
  font-weight: 600;
  background: rgba(0, 0, 0, 0.02);
}

@media (prefers-color-scheme: dark) {
  .message.assistant th {
    background: rgba(255, 255, 255, 0.05);
  }
}

/* Hide footnotes entirely */
.message.assistant .footnote-ref,
.message.assistant .footnotes,
.message.assistant .footnotes-title,
.message.assistant .footnote-item,
.message.assistant .footnote-backref {
  display: none !important;
}

#briefing-footer {
  text-align: center;
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

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

.refresh-btn {
  background: none;
  border: none;
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 20px;
}

.refresh-btn:hover {
  background: rgba(0, 0, 0, 0.03);
}

.refresh-btn.rotating svg {
  animation: rotate 1s linear infinite;
}

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

  to {
    transform: rotate(360deg);
  }
}

#input-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  background: linear-gradient(to top, rgba(26, 26, 26, 0.95) 70%, transparent);
}

#input-container {
  width: 100%;
  max-width: var(--content-width);
  display: flex;
  align-items: center;
  gap: 12px;
}

#message-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: 12px 0;
  font-size: 14px;
  color: var(--text-primary);
}

#message-input::placeholder {
  color: var(--text-placeholder);
  opacity: 0;
  transition: opacity 0.2s;
}

#message-input:focus::placeholder {
  opacity: 1;
}

#voice-button,
#settings-button {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

#voice-button:hover,
#settings-button:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.05);
}

#voice-button.recording {
  color: var(--dot-close);
  background: rgba(255, 95, 87, 0.1);
}

#settings-overlay {
  border: none;
  border-radius: 12px;
  width: 400px;
  max-width: 90vw;
  background: rgba(26, 26, 26, 0.95);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  margin: auto;
}

#settings-overlay::backdrop {
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(10px);
}

#settings-form {
  padding: 24px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  filter: brightness(0.7);
  font-size: 12px;
  margin-bottom: 4px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  font-size: 14px;
}

.button-group {
  display: flex;
  gap: 8px;
  margin-top: 24px;
}

button.primary {
  flex: 1;
  background: #000;
  color: #fff;
  border: none;
  padding: 12px;
  border-radius: 8px;
  cursor: pointer;
}

button.secondary {
  background: #eee;
  border: none;
  padding: 12px;
  border-radius: 8px;
  cursor: pointer;
}

.hidden {
  display: none !important;
}

.desktop-only {
  display: block;
}

@media (max-width: 768px) {
  .desktop-only {
    display: none !important;
  }

  #app-header {
    display: none;
  }

  #scroll-container {
    padding-top: 24px;
  }

  /* Smaller text on mobile */
  :root {
    --font-size-base: 13px;
  }

  .briefing-header {
    margin-bottom: 12px;
    padding-top: 12px;
  }

  .briefing-icon {
    font-size: 18px;
  }

  .briefing-greeting {
    font-size: 13px;
  }

  .message {
    font-size: 13px;
    margin-bottom: 20px;
  }

  .message.assistant h1 {
    font-size: 1.3em;
  }

  .message.assistant h2 {
    font-size: 1.2em;
  }

  .message.assistant h3 {
    font-size: 1.1em;
  }

  #message-input {
    font-size: 13px;
  }

  #conversation {
    padding: 12px 20px;
  }
}