/* Multi-Agent Telegram Architecture Demo Styles */
:root {
  --bg-main: #0a0e17;
  --bg-card: #111827;
  --bg-card-hover: #162032;
  --bg-input: #0d131f;
  --border: #1f293d;
  --border-focus: #3b82f6;
  --accent-blue: #38bdf8;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-purple: #a855f7;
  --accent-rose: #f43f5e;
  --tg-bubble: #182533;
  --tg-user-bubble: #2b5278;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Fira Code', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.5;
  min-height: 100vh;
  padding: 24px;
}

.container {
  max-width: 1440px;
  margin: 0 auto;
}

/* Header */
header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

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

.brand-badge {
  background: rgba(168, 85, 247, 0.12);
  color: var(--accent-purple);
  border: 1px solid rgba(168, 85, 247, 0.3);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 960px;
}

.system-badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.badge.purple {
  border-color: rgba(168, 85, 247, 0.3);
  color: var(--accent-purple);
  background: rgba(168, 85, 247, 0.08);
}

.badge.green {
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.08);
}

.badge.blue {
  border-color: rgba(56, 189, 248, 0.3);
  color: var(--accent-blue);
  background: rgba(56, 189, 248, 0.08);
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* Architecture Visual Banner */
.arch-diagram-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-lg);
}

.arch-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.arch-title {
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.arch-flow-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  position: relative;
}

@media (max-width: 1024px) {
  .arch-flow-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .arch-flow-grid {
    grid-template-columns: 1fr;
  }
}

.arch-node {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: all 0.3s ease;
  position: relative;
}

.arch-node.active {
  border-color: var(--accent-purple);
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.25);
  background: rgba(168, 85, 247, 0.05);
}

.arch-node-tag {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.arch-node-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.arch-node-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Main Grid */
.app-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 1080px) {
  .app-grid {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: var(--shadow-lg);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Preset Buttons */
.presets-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.presets-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.preset-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.preset-btn {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.preset-btn:hover {
  border-color: var(--accent-purple);
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.preset-btn.active {
  background: rgba(168, 85, 247, 0.12);
  border-color: var(--accent-purple);
  color: var(--text-primary);
}

.preset-btn-title {
  font-weight: 600;
  color: var(--accent-purple);
}

.preset-btn-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Input Fields */
.input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  padding: 12px 14px;
  font-size: 0.9rem;
  outline: none;
  min-height: 90px;
  resize: vertical;
  line-height: 1.5;
}

textarea:focus {
  border-color: var(--accent-purple);
}

/* Toggle Switch */
.toggle-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
}

.toggle-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.toggle-label span {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: var(--border);
  transition: .3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--accent-rose);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

/* Action Button */
.btn-primary {
  background: linear-gradient(135deg, #7c3aed, #a855f7);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  padding: 12px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(124, 58, 237, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.5);
}

/* Tabs */
.tabs {
  display: flex;
  gap: 6px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
  overflow-x: auto;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

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

.tab-btn.active {
  background: var(--bg-card-hover);
  color: var(--accent-purple);
  font-weight: 600;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Telegram UI Simulator */
.tg-chat-container {
  background: #0f141c;
  border: 1px solid #1a2230;
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 420px;
  background-image: radial-gradient(#1e293b 0.75px, transparent 0.75px);
  background-size: 16px 16px;
}

.tg-bubble {
  max-width: 88%;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.5;
  position: relative;
}

.tg-bubble.user {
  align-self: flex-end;
  background: var(--tg-user-bubble);
  color: #ffffff;
  border-bottom-right-radius: 4px;
}

.tg-bubble.bot {
  align-self: flex-start;
  background: var(--tg-bubble);
  color: #e2e8f0;
  border-bottom-left-radius: 4px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.tg-bubble code {
  background: rgba(0, 0, 0, 0.35);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #38bdf8;
}

.tg-bubble pre {
  background: rgba(0, 0, 0, 0.45);
  padding: 8px 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin: 6px 0;
  overflow-x: auto;
  color: #38bdf8;
}

.tg-time {
  font-size: 0.65rem;
  color: #94a3b8;
  text-align: right;
  margin-top: 4px;
}

.tg-keyboard {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.tg-key-row {
  display: flex;
  gap: 6px;
}

.tg-inline-btn {
  flex: 1;
  background: rgba(43, 82, 120, 0.4);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: #38bdf8;
  padding: 8px 10px;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s;
}

.tg-inline-btn:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: #38bdf8;
}

/* Timeline & Execution Graph */
.execution-timeline {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.exec-step-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.exec-step-card.fallback {
  border-color: var(--accent-rose);
  background: rgba(244, 63, 94, 0.05);
}

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

.exec-agent-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.exec-badge {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(56, 189, 248, 0.1);
  color: var(--accent-blue);
}

.exec-detail {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.exec-output {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-emerald);
  background: rgba(0, 0, 0, 0.3);
  padding: 6px 8px;
  border-radius: 4px;
}