@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@500;600;700&display=swap');

:root {
  /* Color Palette — Base (Dynamic, calculated from --primary) */
  --primary: #007bff; /* Fallback original azul */
  
  /* Tonos calculados mágicamente sin importar el color inyectado */
  --primary-light: color-mix(in srgb, var(--primary) 50%, white);
  --primary-dark: color-mix(in srgb, var(--primary) 70%, black);
  --primary-glow: color-mix(in srgb, var(--primary) 25%, transparent);
  
  --accent: color-mix(in srgb, var(--primary) 35%, white);
  --accent-light: color-mix(in srgb, var(--primary) 10%, white);
  --accent-glow: color-mix(in srgb, var(--primary) 12%, transparent);
  
  --success: hsl(152, 55%, 42%);
  --warning: hsl(38, 90%, 55%);
  --danger: hsl(0, 70%, 58%);
  
  /* Surfaces - Fondo suavemente tintado con el color del tema */
  --bg-gradient: #FDFBF7; /* Crema suave */
  --surface: hsla(0, 0%, 100%, 0.92);
  --surface-solid: #ffffff;
  --surface-hover: #f7f9fa;
  --surface-bot: var(--primary);
  --surface-user: #E8ECE9; /* Gris verdoso pálido */
  
  /* Text */
  --text: hsl(215, 28%, 17%);
  --text-secondary: hsl(215, 18%, 46%);
  --text-on-primary: #ffffff;
  --text-user: #2c3e50; /* Texto oscuro para la burbuja del usuario */
  --text-muted: hsl(215, 14%, 64%);
  
  /* Borders & Effects */
  --border: hsla(215, 20%, 85%, 0.6);
  --border-light: hsla(215, 20%, 92%, 0.5);
  --shadow-sm: 0 2px 8px hsla(215, 20%, 30%, 0.05);
  --shadow-md: 0 8px 24px hsla(215, 20%, 30%, 0.08);
  --shadow-lg: 0 16px 48px hsla(215, 20%, 30%, 0.12);
  --shadow-glow: 0 0 20px var(--primary-glow);
  --glass-blur: blur(16px);
  --glass-blur-strong: blur(24px);
  
  /* Spacing */
  --space-xs: 4px; 
  --space-sm: 8px; 
  --space-md: 16px; 
  --space-lg: 24px; 
  --space-xl: 32px; 
  --space-2xl: 48px;
  
  /* Radius */
  --radius-xs: 8px; 
  --radius-sm: 12px; 
  --radius: 16px; 
  --radius-lg: 20px; 
  --radius-xl: 24px; 
  --radius-full: 9999px;
  
  /* Typography */
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', var(--font-body);
  
  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 0.15s; 
  --duration: 0.3s; 
  --duration-slow: 0.5s;
}

/* 3. Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg-gradient);
  background-attachment: fixed;
  height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 4. Animated Background Clouds */
body::before, body::after {
  content: '';
  position: fixed;
  filter: blur(80px);
  opacity: 0.35;
  z-index: 0;
  pointer-events: none;
  animation: float 20s ease-in-out infinite alternate;
}

body::before {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, color-mix(in srgb, var(--primary) 35%, transparent) 0%, transparent 70%);
  top: -100px;
  right: -100px;
}

body::after {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, color-mix(in srgb, var(--primary) 25%, transparent) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
  animation-delay: -10s;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -20px) scale(1.05); }
  100% { transform: translate(-20px, 15px) scale(0.95); }
}

/* 5. Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  background: var(--surface);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  flex-shrink: 0;
  position: relative;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.logo-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: var(--shadow-glow);
  animation: pulse-glow 3s ease-in-out infinite;
  border: 1px solid var(--border-light);
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 15px var(--primary-glow); }
  50% { box-shadow: 0 0 25px var(--primary-glow), 0 0 10px var(--accent-glow); }
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-text h1 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0;
  background: linear-gradient(135deg, var(--primary-dark), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo-text p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin: 0;
}

.info-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  cursor: pointer;
  font-size: 1.2rem;
  align-items: center;
  justify-content: center;
  transition: all var(--duration) var(--ease-out);
}

.info-toggle:hover {
  background: var(--surface-hover);
  transform: scale(1.05);
}

.status-badge {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.75rem;
  color: var(--success);
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: var(--radius-full);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* 6. Main Layout */
.main-layout {
  display: flex;
  flex: 1;
  overflow: hidden;
  z-index: 1;
  position: relative;
}

/* 7. Sidebar */
.sidebar {
  width: 300px;
  padding: var(--space-lg);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  flex-shrink: 0;
  border-right: 1px solid var(--border-light);
  transition: transform var(--duration-slow) var(--ease-out);
}

.sidebar-card {
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  transition: all var(--duration) var(--ease-out);
}

.sidebar-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.sidebar-card h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  margin-top: 0;
  margin-bottom: var(--space-sm);
}

.sidebar-card p, .sidebar-card li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.sidebar-card a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--duration-fast) var(--ease-out);
}

.sidebar-card a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.message-bubble a {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 500;
}

.message-bubble a:hover {
  color: #ffffff;
}

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

.sidebar-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.sidebar-card li {
  display: flex;
}

.sidebar-card li::before {
  content: '•';
  color: var(--primary);
  font-weight: 700;
  margin-right: var(--space-sm);
}

.services-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.service-tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  background: var(--accent-glow);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-dark);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}

.service-tag:hover {
  background: var(--primary-glow);
  transform: scale(1.05);
}

/* 8. Chat Container */
.chat-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  position: relative;
}

.messages-area {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  scroll-behavior: smooth;
}

.messages-area::-webkit-scrollbar {
  width: 6px;
}

.messages-area::-webkit-scrollbar-track {
  background: transparent;
}

.messages-area::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: var(--radius-full);
}

/* 9. Messages */
.message {
  display: flex;
  gap: var(--space-sm);
  max-width: 80%;
  animation: message-in var(--duration-slow) var(--ease-spring) forwards;
}

@keyframes message-in {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.message.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.message.bot {
  align-self: flex-start;
}

.message-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.message.bot .message-avatar {
  background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
  box-shadow: var(--shadow-sm);
}

.message.user .message-avatar {
  background: var(--surface);
  border: 1px solid var(--border);
}

.message-bubble {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  font-size: 0.9rem;
  line-height: 1.65;
}

.message.bot .message-bubble {
  background: var(--surface-bot);
  color: var(--text-on-primary);
  border: none;
  border-top-left-radius: var(--radius);
  border-bottom-left-radius: var(--radius-xs);
  box-shadow: var(--shadow-sm);
}

.message.user .message-bubble {
  background: var(--surface-user);
  color: var(--text-user);
  border-top-right-radius: var(--radius);
  border-bottom-right-radius: var(--radius-xs);
  box-shadow: var(--shadow-md);
}

.message-bubble p {
  margin: 0;
}

.message-bubble p + p {
  margin-top: var(--space-sm);
}

.message-bubble ul {
  margin: var(--space-sm) 0;
  padding-left: var(--space-lg);
}

.message-bubble li {
  margin-bottom: var(--space-xs);
}

.message-bubble.emergency {
  background: hsla(0, 70%, 95%, 0.95);
  color: var(--text);
  border: 1px solid var(--danger);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.summary-card {
  background: var(--accent-light);
  color: var(--text);
  border: 1px solid var(--primary-light);
  border-radius: var(--radius);
  padding: var(--space-md);
  margin-top: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.summary-card h4 {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  color: var(--primary-dark);
  margin-top: 0;
  margin-bottom: var(--space-sm);
}

.summary-card p {
  font-size: 0.85rem;
  color: var(--text);
  margin-bottom: var(--space-xs);
}

.summary-card a {
  color: var(--primary-dark);
  font-weight: 600;
}

.summary-card a:hover {
  color: var(--primary);
}

.gcal-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  background: hsl(217, 89%, 61%);
  color: #ffffff !important;
  text-decoration: none !important;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  transition: all var(--duration-fast) var(--ease-out);
  box-shadow: 0 2px 8px hsla(217, 89%, 61%, 0.35);
}

.gcal-btn:hover {
  background: hsl(217, 89%, 50%);
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 4px 14px hsla(217, 89%, 61%, 0.45);
  color: #ffffff !important;
  text-decoration: none !important;
}

.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  background: hsl(142, 70%, 42%);
  color: #ffffff !important;
  text-decoration: none !important;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  transition: all var(--duration-fast) var(--ease-out);
  box-shadow: 0 2px 8px hsla(142, 70%, 42%, 0.35);
}

.whatsapp-btn:hover {
  background: hsl(142, 70%, 34%);
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 4px 14px hsla(142, 70%, 42%, 0.45);
  color: #ffffff !important;
  text-decoration: none !important;
}

.action-btns {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin: var(--space-sm) 0;
}

/* 10. Typing Indicator */
.typing-bubble {
  padding: var(--space-md) var(--space-lg) !important;
}

.typing-indicator {
  display: flex;
  gap: 5px;
  align-items: center;
  height: 20px;
}

.typing-indicator .dot {
  width: 8px;
  height: 8px;
  background: var(--text-muted);
  border-radius: var(--radius-full);
  animation: typing-bounce 1.4s ease-in-out infinite;
}

@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-8px); opacity: 1; }
}

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

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

/* 11. Quick Replies */
.quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding: 0 var(--space-lg) var(--space-sm);
  min-height: 0;
  transition: all var(--duration) var(--ease-out);
}

.quick-replies:empty {
  padding: 0;
}

.quick-reply-btn {
  padding: var(--space-sm) var(--space-md);
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--primary-dark);
  cursor: pointer;
  animation: quick-reply-in var(--duration) var(--ease-spring) both;
  transition: all var(--duration-fast) var(--ease-out);
}

@keyframes quick-reply-in {
  from { opacity: 0; transform: translateY(8px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.quick-reply-btn:nth-child(2) { animation-delay: 0.05s; }
.quick-reply-btn:nth-child(3) { animation-delay: 0.1s; }
.quick-reply-btn:nth-child(4) { animation-delay: 0.15s; }
.quick-reply-btn:nth-child(5) { animation-delay: 0.2s; }
.quick-reply-btn:nth-child(6) { animation-delay: 0.25s; }

.quick-reply-btn:hover {
  background: var(--accent-glow);
  border-color: var(--primary-light);
  transform: translateY(-2px) scale(1.03);
  box-shadow: var(--shadow-sm);
}

.quick-reply-btn:active {
  transform: translateY(0) scale(0.97);
}

/* 12. Input Area */
.input-area {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  background: var(--surface);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border-top: 1px solid var(--border-light);
}

.chat-input {
  flex: 1;
  padding: var(--space-md) var(--space-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.9rem;
  background: var(--surface-solid);
  color: var(--text);
  outline: none;
  transition: all var(--duration) var(--ease-out);
}

.chat-input::placeholder {
  color: var(--text-muted);
}

.chat-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.send-btn {
  width: 48px;
  height: 48px;
  border: none;
  border-radius: var(--radius-full);
  background: #C87D55; /* Terracota suave */
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-fast) var(--ease-out);
}

.send-btn:hover {
  transform: scale(1.08);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.send-btn:active {
  transform: scale(0.95);
}

.send-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* 13. Responsive */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100%;
    background: var(--surface-solid);
    backdrop-filter: var(--glass-blur-strong);
    -webkit-backdrop-filter: var(--glass-blur-strong);
    z-index: 200;
    border-right: none;
    border-left: 1px solid var(--border-light);
    padding-top: 80px;
  }
  
  .sidebar.open {
    transform: translateX(-320px);
  }
  
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: hsla(220, 25%, 10%, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 199;
  }
  
  .sidebar-overlay.active {
    display: block;
  }
  
  .info-toggle {
    display: flex;
  }
  
  .message {
    max-width: 90%;
  }
  
  .header {
    padding: var(--space-sm) var(--space-md);
  }
  
  .logo-icon {
    width: 40px;
    height: 40px;
  }
  
  .logo-text h1 {
    font-size: 1.1rem;
  }
  
  .messages-area {
    padding: var(--space-md);
  }
  
  .input-area {
    padding: var(--space-sm) var(--space-md) var(--space-md);
  }
}

@media (max-width: 480px) {
  .logo-text p {
    display: none;
  }
  
  .message {
    max-width: 95%;
  }
  
  .quick-reply-btn {
    font-size: 0.78rem;
    padding: 6px 12px;
  }
}

/* 14. Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  body::before, body::after {
    animation: none !important;
  }
}