/* ===== FASHION FINESSE - PROFESSIONAL STYLESHEET ===== */
/* Optimized for cross-platform compatibility and performance */

/* ===== CSS CUSTOM PROPERTIES (VARIABLES) ===== */
:root {
  /* Color Palette */
  --primary-color: #f06292;
  --primary-dark: #e91e63;
  --primary-light: #f8bbd9;
  --secondary-color: #9c27b0;
  --accent-color: #ff4081;

  /* Neutral Colors */
  --text-primary: #333333;
  --text-secondary: #666666;
  --text-light: #999999;
  --background-primary: #ffffff;
  --background-secondary: #f9f9f9;
  --background-dark: #333333;
  --border-color: #e0e0e0;

  /* Typography */
  --font-primary: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: "Playfair Display", Georgia, serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Layout */
  --container-max-width: 1200px;
  --border-radius: 8px;
  --border-radius-lg: 15px;
  --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  --box-shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Z-index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-popover: 1050;
  --z-tooltip: 1060;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.12);
  --glass-bg-strong: rgba(255, 255, 255, 0.25);
  --glass-dark-bg: rgba(0, 0, 0, 0.35);
  --glass-border: rgba(255, 255, 255, 0.25);
  --glass-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  --blur-sm: 8px;
  --blur-md: 12px;
}

/* ===== RESET AND BASE STYLES ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background-secondary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-5xl);
}
h2 {
  font-size: var(--font-size-4xl);
}
h3 {
  font-size: var(--font-size-3xl);
}
h4 {
  font-size: var(--font-size-2xl);
}
h5 {
  font-size: var(--font-size-xl);
}
h6 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--spacing-md);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover,
a:focus {
  color: var(--primary-color);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul,
ol {
  list-style: none;
}

/* Focus Styles for Accessibility */
*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Skip Link for Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--primary-color);
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: var(--border-radius);
  z-index: var(--z-tooltip);
}

.skip-link:focus {
  top: 6px;
}

/* ===== UTILITY CLASSES ===== */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--background-primary);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: var(--z-tooltip);
  transition: opacity var(--transition-slow);
}

.loading-screen.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--border-color);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loading-text {
  margin-top: var(--spacing-lg);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* ===== HEADER AND NAVIGATION ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  z-index: var(--z-fixed);
  transition: all var(--transition-normal);
}

.header.scrolled {
  background: var(--glass-dark-bg);
  border-bottom-color: rgba(255, 255, 255, 0.15);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-xl);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.logo {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--primary-color);
  transition: transform var(--transition-fast);
}

.logo:hover {
  transform: scale(1.05);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-link {
  font-weight: 500;
  position: relative;
  padding: var(--spacing-sm) 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link:focus::after {
  width: 100%;
}

.header.scrolled .nav-link {
  color: white;
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.hamburger-line {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  margin: 3px 0;
  transition: var(--transition-fast);
}

.header.scrolled .hamburger-line {
  background: white;
}

.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .hamburger-line:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  margin: var(--spacing-xs);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  box-shadow: 0 8px 20px rgba(240, 98, 146, 0.35);
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(240, 98, 146, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--blur-sm));
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: white;
  color: var(--primary-color);
}

.btn-buy {
  width: 100%;
  padding: var(--spacing-md);
  background: linear-gradient(45deg, var(--primary-color), var(--primary-dark));
  color: white;
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-buy:hover,
.btn-buy:focus {
  background: linear-gradient(45deg, var(--primary-dark), #c2185b);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(240, 98, 146, 0.4);
}

/* ===== SECTIONS ===== */
.section {
  padding: var(--spacing-3xl) 0;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.section.visible {
  opacity: 1;
  transform: translateY(0);
}

.section-title {
  text-align: center;
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-3xl);
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--primary-color);
}

/* ===== HERO SECTION ===== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  background: linear-gradient(135deg, rgba(240, 98, 146, 0.65), rgba(156, 39, 176, 0.65)), url("fashion-hero.jpg")
    no-repeat center center / cover;
  padding: var(--spacing-xl);
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border-radius: 20px;
  padding: var(--spacing-2xl);
  box-shadow: var(--glass-shadow);
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: var(--spacing-lg);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  animation: fadeInDown 1s ease-out;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  margin-bottom: var(--spacing-2xl);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-actions {
  animation: fadeInUp 1s ease-out 0.6s both;
}

/* ===== ABOUT SECTION ===== */
.about-section {
  background: var(--background-primary);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.about-text h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}

.about-text p {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  line-height: 1.8;
}

.about-image img {
  width: 100%;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow-lg);
  transition: transform var(--transition-normal);
}

.about-image img:hover {
  transform: scale(1.02);
}

/* ===== COLLECTIONS SECTION ===== */
.collections-section {
  background: var(--background-secondary);
}

.collections-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-2xl);
}

.collection-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-normal);
}

.collection-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow-lg);
}

.card-image {
  position: relative;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.collection-card:hover .card-image img {
  transform: scale(1.1);
}

.card-content {
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.5);
}

.card-content h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.card-content p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.card-price {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
}

/* ===== CONTACT SECTION ===== */
.contact-section {
  background: var(--background-primary);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

.contact-info h3 {
  margin-bottom: var(--spacing-xl);
}

.contact-info p {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
}

.contact-details {
  margin-bottom: var(--spacing-xl);
}

.contact-details li {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

.contact-details i {
  color: var(--primary-color);
  margin-right: var(--spacing-md);
  width: 20px;
}

.contact-form {
  background: var(--background-secondary);
  padding: var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow);
}

.form-group {
  margin-bottom: var(--spacing-xl);
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: var(--font-size-base);
  font-family: var(--font-primary);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  outline: none;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.error-message {
  display: block;
  color: #e53e3e;
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--background-dark);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-section h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
}

.footer-section p,
.footer-section li {
  color: #cccccc;
  margin-bottom: var(--spacing-sm);
  line-height: 1.6;
}

.footer-section a {
  color: #cccccc;
  transition: color var(--transition-fast);
}

.footer-section a:hover {
  color: var(--primary-color);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.social-links a:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.newsletter-form {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.newsletter-form input {
  flex: 1;
  padding: var(--spacing-md);
  border: 1px solid #555;
  border-radius: var(--border-radius);
  background: #444;
  color: white;
  font-size: var(--font-size-sm);
}

.newsletter-form input::placeholder {
  color: #ccc;
}

.newsletter-form button {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-sm);
  white-space: nowrap;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid #555;
  color: #ccc;
}

.footer-bottom a {
  color: var(--primary-light);
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: var(--spacing-lg);
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: var(--z-fixed);
  display: flex;
  align-items: center;
  justify-content: center;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
}

/* ===== CHATBOT WIDGET ===== */
.chatbot-widget {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: var(--z-modal);
}

.chatbot-toggle {
  width: 60px;
  height: 60px;
  background: linear-gradient(45deg, var(--primary-color), var(--primary-dark));
  border: none;
  border-radius: 50%;
  color: white;
  font-size: var(--font-size-xl);
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(240, 98, 146, 0.4);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chatbot-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(240, 98, 146, 0.6);
}

.chatbot-window {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 350px;
  height: 450px;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  display: none;
  flex-direction: column;
  overflow: hidden;
  animation: slideInUp 0.3s ease;
}

.chatbot-window[aria-hidden="false"] {
  display: flex;
}

.chatbot-header {
  background: linear-gradient(45deg, var(--primary-color), var(--primary-dark));
  color: white;
  padding: var(--spacing-lg);
  text-align: center;
  position: relative;
}

.chatbot-status {
  position: absolute;
  left: var(--spacing-md);
  top: var(--spacing-md);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: var(--font-size-xs);
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(6px);
}

.chatbot-status.status.online {
  background: rgba(34, 197, 94, 0.18);
  border-color: rgba(34, 197, 94, 0.35);
}

.chatbot-status.status.offline {
  background: rgba(239, 68, 68, 0.18);
  border-color: rgba(239, 68, 68, 0.35);
}

.chatbot-status.status.checking {
  background: rgba(255, 255, 255, 0.18);
}

.chatbot-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: none;
  border: none;
  color: white;
  font-size: var(--font-size-lg);
  cursor: pointer;
  padding: var(--spacing-xs);
}

.chatbot-messages {
  flex: 1;
  padding: var(--spacing-lg);
  overflow-y: auto;
  background: rgba(255, 255, 255, 0.35);
}

.message {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: 18px;
  max-width: 80%;
  word-wrap: break-word;
  line-height: 1.4;
}

.bot-message {
  background: rgba(227, 242, 253, 0.75);
  color: var(--text-primary);
  align-self: flex-start;
}

.user-message {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  align-self: flex-end;
  margin-left: auto;
}

.chatbot-input {
  display: flex;
  padding: var(--spacing-md);
  background: var(--background-primary);
  border-top: 1px solid var(--border-color);
}

.chatbot-input input {
  flex: 1;
  padding: var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: 25px;
  outline: none;
  font-size: var(--font-size-sm);
}

.chatbot-input button {
  margin-left: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.chatbot-input button:hover {
  background: var(--primary-dark);
}

/* ===== ENHANCED CHATBOT STYLES ===== */

/* Typing Indicator */
.typing-indicator {
  display: flex !important;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) !important;
  background: #f0f0f0 !important;
  border-radius: 18px 18px 18px 4px !important;
}

.typing-dots {
  display: flex;
  gap: 4px;
}

.typing-dots span {
  width: 8px;
  height: 8px;
  background: var(--primary-color);
  border-radius: 50%;
  animation: typingDots 1.4s infinite ease-in-out;
}

.typing-dots span:nth-child(1) {
  animation-delay: -0.32s;
}
.typing-dots span:nth-child(2) {
  animation-delay: -0.16s;
}
.typing-dots span:nth-child(3) {
  animation-delay: 0s;
}

.typing-text {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-style: italic;
}

@keyframes typingDots {
  0%,
  80%,
  100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

/* Quick Replies */
.quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  margin-top: var(--spacing-sm);
  border-top: 1px solid var(--border-color);
  background: var(--background-secondary);
}

.quick-reply-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  background: white;
  border: 2px solid var(--primary-color);
  border-radius: 20px;
  color: var(--primary-color);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.quick-reply-btn:hover,
.quick-reply-btn:focus {
  background: var(--primary-color);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(240, 98, 146, 0.3);
}

/* Enhanced Message Formatting */
.message strong {
  font-weight: 700;
  color: var(--primary-color);
}

.message em {
  font-style: italic;
  color: var(--text-secondary);
}

.bot-message {
  position: relative;
  line-height: 1.5;
}

.user-message {
  position: relative;
  line-height: 1.5;
}

/* Message timestamps (optional) */
.message::after {
  content: attr(data-time);
  position: absolute;
  bottom: -18px;
  right: var(--spacing-sm);
  font-size: 10px;
  color: var(--text-light);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.message:hover::after {
  opacity: 1;
}

/* Chatbot Header Enhancement */
.chatbot-header {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  position: relative;
  overflow: hidden;
}

.chatbot-header::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%,
  100% {
    transform: rotate(0deg);
  }
  50% {
    transform: rotate(180deg);
  }
}

.chatbot-header h4 {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: var(--font-size-lg);
}

.chatbot-header p {
  position: relative;
  z-index: 1;
  margin: 0;
  opacity: 0.9;
  font-size: var(--font-size-sm);
}

/* Enhanced Scrollbar for Chat Messages */
.chatbot-messages::-webkit-scrollbar {
  width: 6px;
}

.chatbot-messages::-webkit-scrollbar-track {
  background: var(--background-secondary);
  border-radius: 3px;
}

.chatbot-messages::-webkit-scrollbar-thumb {
  background: var(--primary-light);
  border-radius: 3px;
}

.chatbot-messages::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

/* Message Animation */
.message {
  animation: messageSlideIn 0.3s ease-out;
  transform-origin: left center;
}

.user-message {
  animation: messageSlideInRight 0.3s ease-out;
  transform-origin: right center;
}

@keyframes messageSlideIn {
  from {
    opacity: 0;
    transform: translateX(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes messageSlideInRight {
  from {
    opacity: 0;
    transform: translateX(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

/* Chatbot Status Indicator */
.chatbot-toggle::after {
  content: "";
  position: absolute;
  top: 8px;
  right: 8px;
  width: 12px;
  height: 12px;
  background: #4caf50;
  border: 2px solid white;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(76, 175, 80, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(76, 175, 80, 0);
  }
}

/* Enhanced Input Area */
.chatbot-input {
  position: relative;
  background: white;
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-md);
}

.chatbot-input::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.chatbot-input input {
  border: 2px solid var(--border-color);
  transition: all var(--transition-fast);
  padding-right: 50px;
}

.chatbot-input input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(240, 98, 146, 0.1);
}

.chatbot-input button {
  position: absolute;
  right: calc(var(--spacing-md) + 5px);
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}

/* Responsive Enhancements */
@media (max-width: 480px) {
  .quick-replies {
    padding: var(--spacing-sm);
  }

  .quick-reply-btn {
    font-size: 11px;
    padding: 6px 12px;
  }

  .chatbot-window {
    height: 70vh;
    max-height: 500px;
  }
}

/* Dark Mode Support (if implemented) */
@media (prefers-color-scheme: dark) {
  .typing-indicator {
    background: #2a2a2a !important;
  }

  .typing-text {
    color: #ccc;
  }

  .quick-replies {
    background: #1a1a1a;
    border-top-color: #333;
  }

  .quick-reply-btn {
    background: #2a2a2a;
    border-color: var(--primary-color);
    color: var(--primary-color);
  }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  :root {
    --spacing-xl: 1rem;
    --spacing-2xl: 2rem;
    --spacing-3xl: 3rem;
  }

  .navbar {
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .nav-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: left var(--transition-normal);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-menu li {
    margin: var(--spacing-lg) 0;
  }

  .nav-link {
    color: white;
    font-size: var(--font-size-xl);
  }

  .nav-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.2rem;
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }

  .section-title {
    font-size: var(--font-size-3xl);
  }

  .about-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .contact-form {
    padding: var(--spacing-xl);
  }

  .chatbot-window {
    width: 300px;
    height: 400px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .newsletter-form {
    flex-direction: column;
  }

  .newsletter-form button {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .collections-grid {
    grid-template-columns: 1fr;
  }

  .chatbot-window {
    width: 280px;
    right: -10px;
  }

  .btn {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-sm);
    margin: var(--spacing-xs) 0;
  }
}

/* ===== PRINT STYLES ===== */
@media print {
  .header,
  .chatbot-widget,
  .back-to-top,
  .loading-screen {
    display: none !important;
  }

  .section {
    opacity: 1 !important;
    transform: none !important;
  }

  body {
    background: white !important;
    color: black !important;
  }
}

/* ===== HIGH CONTRAST MODE ===== */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #000;
    --text-primary: #000;
    --text-secondary: #000;
    --border-color: #000;
  }
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}