/* ============================================
   DISC CONVERSATIONS & EMAIL REWRITER
   Matches site design system (styles.css vars)
   ============================================ */

/* ---------- Page Header ---------- */
.conv-page {
  padding-top: 100px;
  min-height: 100vh;
}

.conv-hero {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg) var(--space-2xl);
}

.conv-hero h1 {
  margin-bottom: var(--space-md);
}

.conv-hero p {
  max-width: 640px;
  margin: 0 auto;
}

/* ---------- Tab Navigation ---------- */
.conv-tabs {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  padding: 0 var(--space-lg);
}

.conv-tab {
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
  cursor: pointer;
}

.conv-tab:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.conv-tab.active {
  color: #fff;
  background: linear-gradient(135deg, var(--disc-d), var(--disc-i), var(--disc-s), var(--disc-c));
  border-color: transparent;
}

/* ---------- Section Container ---------- */
.conv-section {
  display: none;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.conv-section.active {
  display: block;
}

/* ============================================
   CONVERSATION SIMULATOR
   ============================================ */

/* -- Selectors Row -- */
.conv-selectors {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-end;
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.conv-selector-group {
  flex: 1;
  min-width: 180px;
}

.conv-selector-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.conv-selector-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  cursor: pointer;
  transition: border-color var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
  color-scheme: dark;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237878a0' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.conv-selector-group select:focus {
  outline: none;
  border-color: var(--accent);
}

.conv-selector-group select option {
  background: #1a1a2e;
  color: #e0e0f0;
  padding: 8px;
}

.conv-selector-group select::-ms-expand {
  display: none;
}

[data-theme="light"] .conv-selector-group select {
  background-color: var(--bg-0);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%234a4a6a' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
}

[data-theme="light"] .conv-selector-group select option {
  background: #f5f5f8;
  color: #1a1a2e;
}

/* -- Type Badges (used everywhere) -- */
.type-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.75rem;
  color: #fff;
  flex-shrink: 0;
}

.type-badge--D { background: var(--disc-d); }
.type-badge--I { background: var(--disc-i); }
.type-badge--S { background: var(--disc-s); }
.type-badge--C { background: var(--disc-c); }

.type-badge--lg {
  width: 44px;
  height: 44px;
  font-size: 0.9rem;
}

/* -- Controls Bar -- */
.conv-controls {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.conv-controls button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--transition-base);
}

.conv-btn-play {
  background: linear-gradient(135deg, var(--disc-d), var(--disc-c));
  color: #fff;
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.2);
}

.conv-btn-play:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(139, 92, 246, 0.3);
}

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

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

.conv-btn-secondary:hover {
  color: var(--text);
  border-color: var(--border-hover);
}

.conv-btn-secondary.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(139, 92, 246, 0.08);
}

.conv-speed-group {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.conv-speed-btn {
  padding: 8px 14px !important;
  font-size: 0.8rem !important;
  border-radius: var(--radius-sm) !important;
}

/* -- Chat Area -- */
.conv-chat {
  background: var(--bg-1);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  padding: var(--space-xl) var(--space-lg);
  min-height: 400px;
  max-height: 700px;
  overflow-y: auto;
  scroll-behavior: smooth;
  position: relative;
}

.conv-chat::-webkit-scrollbar {
  width: 6px;
}

.conv-chat::-webkit-scrollbar-track {
  background: transparent;
}

.conv-chat::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

/* -- Participant Header -- */
.conv-participants {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--space-lg);
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border);
}

.conv-participant {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.conv-participant-name {
  font-weight: 600;
  font-size: 0.95rem;
}

.conv-participant-type {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.conv-vs {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

/* -- Chat Messages -- */
.conv-message {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(12px);
  animation: msgAppear 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  max-width: 85%;
}

@keyframes msgAppear {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.conv-message--right {
  flex-direction: row-reverse;
  margin-left: auto;
}

.conv-bubble {
  padding: 14px 18px;
  border-radius: var(--radius-lg);
  font-size: 0.95rem;
  line-height: 1.6;
  position: relative;
}

.conv-message--left .conv-bubble {
  background: var(--bg-3);
  border-bottom-left-radius: 4px;
  color: var(--text);
}

.conv-message--right .conv-bubble {
  border-bottom-right-radius: 4px;
  color: #fff;
}

/* Type-colored bubbles for right side */
.conv-message--right.type-D .conv-bubble {
  background: var(--disc-d);
}
.conv-message--right.type-I .conv-bubble {
  background: var(--disc-i);
  color: #1a1a2e;
}
.conv-message--right.type-S .conv-bubble {
  background: var(--disc-s);
}
.conv-message--right.type-C .conv-bubble {
  background: var(--disc-c);
}

/* Type-colored accents for left side */
.conv-message--left.type-D .conv-bubble {
  border-left: 3px solid var(--disc-d);
}
.conv-message--left.type-I .conv-bubble {
  border-left: 3px solid var(--disc-i);
}
.conv-message--left.type-S .conv-bubble {
  border-left: 3px solid var(--disc-s);
}
.conv-message--left.type-C .conv-bubble {
  border-left: 3px solid var(--disc-c);
}

/* -- Typing Indicator -- */
.conv-typing {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  margin-bottom: var(--space-lg);
  max-width: 85%;
}

.conv-typing--right {
  flex-direction: row-reverse;
  margin-left: auto;
}

.conv-typing-dots {
  display: flex;
  gap: 4px;
  padding: 14px 18px;
  background: var(--bg-3);
  border-radius: var(--radius-lg);
}

.conv-typing-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  animation: typingBounce 1.4s ease-in-out infinite;
}

.conv-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.conv-typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
  40% { transform: translateY(-6px); opacity: 1; }
}

/* -- Insight Cards -- */
.conv-insight {
  margin: var(--space-lg) auto;
  max-width: 92%;
  padding: 16px 20px;
  background: rgba(139, 92, 246, 0.08);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-md);
  opacity: 0;
  transform: translateY(8px);
  animation: msgAppear 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.conv-insight-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 8px;
}

.conv-insight-label svg {
  width: 14px;
  height: 14px;
}

.conv-insight p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

/* -- Summary Card -- */
.conv-summary {
  margin-top: var(--space-2xl);
  padding: var(--space-lg) var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  opacity: 0;
  animation: msgAppear 0.6s 0.3s forwards;
}

.conv-summary h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.conv-summary h3 svg {
  width: 20px;
  height: 20px;
  color: var(--accent);
}

.conv-summary p {
  font-size: 0.95rem;
  line-height: 1.7;
}

.conv-summary-cta {
  margin-top: var(--space-lg);
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* -- Empty State -- */
.conv-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 350px;
  color: var(--text-muted);
  text-align: center;
  gap: var(--space-md);
}

.conv-empty svg {
  width: 48px;
  height: 48px;
  opacity: 0.3;
}

.conv-empty p {
  color: var(--text-muted);
  max-width: 300px;
}

/* ============================================
   EMAIL REWRITER
   ============================================ */

.email-section {
  max-width: 1100px;
  margin: 0 auto;
}

/* -- Input Area -- */
.email-input-area {
  margin-bottom: var(--space-2xl);
}

.email-input-container {
  position: relative;
  margin-bottom: var(--space-lg);
}

.email-input-container textarea {
  width: 100%;
  padding: 18px 20px;
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  resize: vertical;
  min-height: 80px;
  max-height: 200px;
  transition: border-color var(--transition-fast);
}

.email-input-container textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.email-input-container textarea::placeholder {
  color: var(--text-muted);
}

[data-theme="light"] .email-input-container textarea {
  background: var(--bg-0);
}

.email-translate-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: linear-gradient(135deg, var(--disc-d), var(--disc-i), var(--disc-s), var(--disc-c));
  color: #fff;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
}

.email-translate-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.25);
}

/* -- Examples -- */
.email-examples {
  margin-bottom: var(--space-xl);
}

.email-examples-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.email-examples-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.email-example-btn {
  padding: 8px 16px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.email-example-btn:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

/* -- Category Filter -- */
.email-category-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--space-xl);
}

.email-cat-btn {
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.email-cat-btn:hover {
  color: var(--text-secondary);
  border-color: var(--border-hover);
}

.email-cat-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(139, 92, 246, 0.08);
}

/* -- Output Cards -- */
.email-output {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.email-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(16px);
  animation: msgAppear 0.4s ease forwards;
}

.email-card:nth-child(2) { animation-delay: 0.08s; }
.email-card:nth-child(3) { animation-delay: 0.16s; }
.email-card:nth-child(4) { animation-delay: 0.24s; }

.email-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.email-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.email-card-type {
  font-weight: 700;
  font-size: 0.9rem;
}

.email-card-type.type-D { color: var(--disc-d); }
.email-card-type.type-I { color: var(--disc-i); }
.email-card-type.type-S { color: var(--disc-s); }
.email-card-type.type-C { color: var(--disc-c); }

.email-card-text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text);
  margin-bottom: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-2);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--border);
}

.email-card.card-D .email-card-text { border-left-color: var(--disc-d); }
.email-card.card-I .email-card-text { border-left-color: var(--disc-i); }
.email-card.card-S .email-card-text { border-left-color: var(--disc-s); }
.email-card.card-C .email-card-text { border-left-color: var(--disc-c); }

.email-card-why {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text-muted);
  font-style: italic;
}

/* -- Browse Mode -- */
.email-browse {
  display: none;
}

.email-browse.active {
  display: block;
}

.email-browse-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.email-browse-card:hover {
  border-color: var(--border-hover);
}

.email-browse-header {
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.email-browse-header:hover {
  background: var(--bg-3);
}

.email-browse-original {
  font-weight: 600;
  font-size: 0.95rem;
}

.email-browse-toggle {
  color: var(--text-muted);
  transition: transform var(--transition-fast);
}

.email-browse-card.open .email-browse-toggle {
  transform: rotate(180deg);
}

.email-browse-body {
  display: none;
  padding: var(--space-lg);
}

.email-browse-card.open .email-browse-body {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

/* -- "Which style is yours?" CTA -- */
.email-cta {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  margin-top: var(--space-2xl);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
}

.email-cta h3 {
  margin-bottom: var(--space-sm);
}

.email-cta p {
  max-width: 500px;
  margin: 0 auto var(--space-lg);
}

/* ============================================
   FOOTER LINK
   ============================================ */
.conv-footer {
  margin-top: var(--space-section);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .conv-selectors {
    flex-direction: column;
    gap: var(--space-md);
  }

  .conv-selector-group {
    min-width: 100%;
  }

  .conv-controls {
    flex-wrap: wrap;
  }

  .conv-speed-group {
    margin-left: 0;
    width: 100%;
    justify-content: flex-start;
  }

  .conv-message {
    max-width: 92%;
  }

  .conv-tabs {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .conv-tab {
    text-align: center;
  }

  .email-output,
  .email-browse-card.open .email-browse-body {
    grid-template-columns: 1fr;
  }

  .conv-participants {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .conv-chat {
    padding: var(--space-md);
  }

  .conv-bubble {
    padding: 12px 14px;
    font-size: 0.9rem;
  }

  .conv-insight {
    padding: 12px 16px;
    max-width: 100%;
  }

  .email-card {
    padding: var(--space-md);
  }
}