/* ======================
   Root & Global Resets
====================== */
:root {
  /* Light theme colors */
  --primary-bg: #FEFAE0;
  --primary-text: #1B263B;
  --primary-accent: #D4A373;
  --secondary-accent: #CCD5AE;
  --chat-bg: #FAEDCD;
  
  /* Dark theme colors */
  --dark-bg: #0D1B2A;
  --dark-text: #E0E1DD;
  --dark-accent: #415A77;
  --dark-secondary: #2F4361;

  --container-padding: clamp(0.5rem, 1vw, 1rem);
  --content-max-width: 1200px;
  --base-font-size: 14px;
}


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

/* Smooth scroll behavior for the entire document */
html {
  scroll-behavior: smooth;
}

/* Body Styling */
body {
  font-family: Arial, sans-serif;
  line-height: 1.4;
  font-size: var(--base-font-size);
  background-color: var(--primary-bg);
  color: var(--primary-text);
  transition: background-color 0.3s, color 0.3s;
  overflow-y: scroll; /* Ensure scrollbar is always present to prevent layout shifts */
}

body.dark-mode {
  background-color: var(--dark-bg);
  color: var(--dark-text);
}

/* Headings */
h2 {
  margin-bottom: 0.75rem;
  font-size: 1.4rem;
  color: inherit;
}

h3, h4 {
  margin: 0.5rem 0;
  font-size: 1.2rem;
}

/* Navbar Styling */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(to right, #D4A373, #CCD5AE);
  padding: 10px 20px;
  border-radius: 5px;
  margin-bottom: 0;
  position: sticky;
  top: 0;
  z-index: 9998;
}

body.dark-mode .navbar {
  background: linear-gradient(to right, #2B3E50, #354B5F);
}

/* Brand Logo or Name */
.brand-logo {
  text-decoration: none;
  font-weight: bold;
  font-size: 1.25rem;
  color: #1B263B;
}
body.dark-mode .brand-logo {
  color: #E0E1DD;
}

/* Navigation Link group styling */
.nav-links a {
  text-decoration: none;
  color: #1B263B;
  font-weight: bold;
  margin: 0 10px;
  transition: color 0.3s;
  padding: 6px 10px;
  border-radius: 4px;
}

body.dark-mode .nav-links a {
  color: #E0E1DD;
}

.nav-links a:hover {
  color: #D4A373;
}

body.dark-mode .nav-links a:hover {
  background-color: #415A77;
  color: #E0E1DD;
}

/* Buttons, Inputs, & Select */
input,
button,
select {
  padding: 0.4rem 0.8rem;
  font-size: 0.9rem;
  margin-top: 0.5rem;
  border: none;
  outline: none;
}
button {
  background-color: #D4A373;
  color: #1B263B;
  cursor: pointer;
  transition: background-color 0.3s, color 0.3s;
  margin-left: 5px;
}
button:hover {
  background-color: #CC8C64;
}
body.dark-mode button {
  background-color: #415A77;
  color: #E0E1DD;
}
body.dark-mode button:hover {
  background-color: #2F4361;
}

/* Dark Mode Toggle Button */
.dark-mode-toggle {
  padding: 8px;
  background-color: #CCD5AE;
  color: #1B263B;
  border: 2px solid #D4A373;
  cursor: pointer;
  transition: background-color 0.3s, border-color 0.3s;
}
.dark-mode-toggle:hover {
  background-color: #B8C797;
  border-color: #D4A373;
}
body.dark-mode .dark-mode-toggle {
  background-color: #354B5F;
  color: #E0E1DD;
  border: 2px solid #E0E1DD;
}
body.dark-mode .dark-mode-toggle:hover {
  background-color: #2F4361;
  border-color: #E0E1DD;
}

/* Hero Section with Animated Background and Gradient Overlay */
.hero {
  position: relative;
  width: 100%;
  height: 80vh;
  /* Replace the URL below with your actual background image */
  background: url('/static/your-hero-image.png') no-repeat center center/cover;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4));
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 20px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: #fff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: #fff;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.4);
}

.btn.primary {
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  background: var(--primary-accent);
  color: var(--primary-text);
  border-radius: 5px;
  transition: background 0.3s, transform 0.3s;
}

.btn.primary:hover {
  background: #cc8c64;
  transform: scale(1.05);
}

/* Enhanced Step Wizard with Visual Progress Indicators */
.step-wizard {
  display: flex;
  align-items: center;
  justify-content: space-around;
  position: relative;
  margin: 20px 0;
  padding: 0 10%;
}

.step-wizard .step {
  text-align: center;
  color: var(--primary-text);
  transition: color 0.3s;
}

.step-wizard .step.active {
  color: var(--primary-accent);
}

.step-wizard .step i {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  display: block;
}

.step-wizard .step span {
  display: block;
  font-size: 0.9rem;
}

.progress-bar {
  position: absolute;
  bottom: -5px;
  left: 10%;
  right: 10%;
  height: 4px;
  background: #ddd;
  border-radius: 2px;
  z-index: -1;
}

.progress-bar .progress {
  width: 33%;
  height: 100%;
  background: var(--primary-accent);
  border-radius: 2px;
  transition: width 0.4s;
}

/* About Container Centering */
.about-container {
  max-width: 800px;
  margin: 20px auto; /* Added margin-top for spacing */
  text-align: left;
  padding: 20px;
  background-color: var(--primary-bg); /* Ensure background for gradient */
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

body.dark-mode .about-container {
  background-color: var(--dark-bg);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

/* Table for CSV Preview & Analysis */
table {
  border-collapse: collapse;
  width: 100%;
  margin-top: 1rem; /* Increased margin */
  background-color: var(--chat-bg);
  box-shadow: 0 4px 10px rgba(0,0,0,0.1); /* Softer shadow */
  border-radius: 8px; /* Smoother corners for tables */
  overflow: hidden; /* Ensures border-radius applies */
  page-break-inside: avoid;
}
th,
td {
  border: 1px solid var(--secondary-accent); /* Refined border color */
  padding: 0.6rem 0.8rem; /* Increased padding */
  vertical-align: top;
  text-align: left;
}
th {
  background-color: var(--secondary-accent);
  color: var(--primary-text);
}
body.dark-mode table {
  background-color: var(--dark-secondary);
}
body.dark-mode th {
  background-color: var(--dark-accent);
  color: var(--dark-text);
}
body.dark-mode td {
  background-color: var(--dark-secondary);
  border-color: var(--dark-accent);
  color: var(--dark-text);
}

/* Heat Map Rating Styles */
.rating-very-high {
  background-color: #ff8080;
  color: #1B263B;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}
.rating-high {
  background-color: #ffcc80;
  color: #1B263B;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}
.rating-medium {
  background-color: #ffffb3;
  color: #1B263B;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}
.rating-low {
  background-color: #b3ffb3;
  color: #1B263B;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}
.rating-very-low {
  background-color: #cce6ff;
  color: #1B263B;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}
body.dark-mode .rating-very-high {
  background-color: #ff4d4d;
  color: white;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}
body.dark-mode .rating-high {
  background-color: #ffad33;
  color: white;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}
body.dark-mode .rating-medium {
  background-color: #ffff66;
  color: black;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}
body.dark-mode .rating-low {
  background-color: #85e085;
  color: black;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}
body.dark-mode .rating-very-low {
  background-color: #99ccff;
  color: black;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}

/* Footer Social Section and Footer */
.footer-social,
.footer {
  text-align: center;
  margin-top: 3rem; /* Increased margin for better separation */
  padding: 1rem 0;
  background-color: var(--primary-bg); /* Ensure background for consistency */
  border-top: 1px solid var(--secondary-accent);
}

body.dark-mode .footer-social,
body.dark-mode .footer {
  background-color: var(--dark-bg);
  border-top: 1px solid var(--dark-secondary);
}

.footer-social p,
.footer p {
  margin: 0.5rem 0;
  color: var(--primary-text);
}

body.dark-mode .footer-social p,
body.dark-mode .footer p {
  color: var(--dark-text);
}

/* LinkedIn Icon for Footer */
.linkedin-icon {
  font-size: 1.25rem;
  color: #335C81;
  transition: color 0.3s;
}
body.dark-mode .linkedin-icon {
  color: #82B1FF;
}

/* Spinner Overlay */
.spinner-overlay {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(255, 255, 255, 0.9);
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
  z-index: 10000;
  text-align: center;
}
body.dark-mode .spinner-overlay {
  background: rgba(13, 27, 42, 0.9);
  color: #E0E1DD;
}

/* Spinner */
.spinner {
  border: 4px solid #f3f3f3;
  border-top: 4px solid #D4A373;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 1s linear infinite;
  margin: 0 auto 10px;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
body.dark-mode .spinner {
  border-top: 4px solid #778DA9;
}

/* Responsive Table & Components */
@media (max-width: 600px) {
  table, thead, tbody, th, td, tr { 
    display: block;
  }
  th {
    position: absolute;
    top: -9999px;
    left: -9999px;
  }
  td {
    border: none;
    position: relative;
    padding-left: 50%;
  }
  td:before {
    position: absolute;
    left: 6px;
    width: 45%;
    white-space: nowrap;
  }
  .step-container {
    flex-direction: column;
  }
}

/* Toast Notifications */
.toast-container {
  position: absolute;
  top: 50px;
  right: 20px;
  z-index: 10000;
}
.toast {
  background-color: #D4A373;
  color: #1B263B;
  padding: 0.5rem 0.75rem;
  margin-top: 10px;
  border-radius: 4px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.3);
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}
.toast.show {
  opacity: 1;
}
body.dark-mode .toast {
  background-color: #778DA9;
  color: #0D1B2A;
}

.logo-img {
  height: 50px;
  width: auto;
  border-radius: 25px;
}

/* Tab styles for About page */
.tab-container {
  display: flex;
  border-bottom: 2px solid var(--primary-accent);
  margin-bottom: 20px;
  border-radius: 8px; /* Smoother corners */
  overflow: hidden; /* Ensures border-radius applies to children */
}

body.dark-mode .tab-container {
  border-bottom: 2px solid var(--dark-accent);
}

.tab-link {
  background: none;
  border: none;
  padding: 12px 25px; /* Increased padding */
  font-size: 1rem; /* Slightly larger font */
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease;
  flex-grow: 1; /* Distribute space evenly */
  text-align: center;
  border-radius: 5px; /* Smoother corners for buttons */
  margin: 0 5px; /* Small margin between buttons */
}

.tab-link:first-child {
  margin-left: 0;
}

.tab-link:last-child {
  margin-right: 0;
}

.tab-link.active {
  background-color: var(--primary-accent);
  color: var(--primary-text);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2); /* Subtle shadow for active tab */
  transform: translateY(-2px); /* Slight lift */
}

body.dark-mode .tab-link.active {
  background-color: var(--dark-accent);
  color: var(--dark-text);
}

.tab-link:not(.active):hover {
  background-color: var(--secondary-accent);
  color: var(--primary-text);
  transform: translateY(-1px); /* Subtle hover lift */
}

body.dark-mode .tab-link:not(.active):hover {
  background-color: var(--dark-secondary);
  color: var(--dark-text);
}

.tab-content {
  display: none; /* Hidden by default */
  opacity: 0;
  transition: opacity 0.3s ease-in-out; /* Smooth fade transition */
  pointer-events: none; /* Disable interaction when hidden */
}

.tab-content.active {
  display: block; /* Show when active */
  opacity: 1;
  pointer-events: auto; /* Enable interaction when active */
}

/* Keyframe animations for fade-in and fade-out */
@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fade-out {
  from { opacity: 1; }
  to { opacity: 0; }
}

.tab-content.fade-in {
  animation: fade-in 0.3s forwards;
}

.tab-content.fade-out {
  animation: fade-out 0.3s forwards;
}

/* Arabic text alignment */
[lang="ar"] {
  text-align: right;
}

/* Card styles */
.card {
  background-color: var(--chat-bg);
  border-radius: 10px; /* Smoother corners */
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08); /* Softer, more modern depth */
  padding: 20px; /* Increased padding */
  margin-bottom: 20px; /* Spacing between cards */
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

body.dark-mode .card {
  background-color: var(--dark-secondary);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.card:hover {
  transform: translateY(-5px); /* Subtle lift on hover */
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15); /* Enhanced shadow on hover */
}

.card h3 {
  color: var(--primary-accent);
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 1.3rem;
}

body.dark-mode .card h3 {
  color: var(--dark-accent);
}

.card p {
  color: var(--primary-text);
  line-height: 1.6;
}

body.dark-mode .card p {
  color: var(--dark-text);
}

/* Chatbot Styles */
#chatbot-container {
  position: fixed;
  bottom: 20px;
  right: -280px;
  width: 280px;
  background: var(--chat-bg);
  border: 1px solid var(--primary-accent);
  border-radius: 15px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  font-family: Arial, sans-serif;
  display: none;
  flex-direction: column;
  z-index: 1000;
  transition: right 0.3s ease-in-out;
  max-height: 500px;
  overflow: hidden;
}

#chatbot-container.visible {
  display: flex;
  right: 20px;
}

body.dark-mode #chatbot-container {
  background-color: var(--dark-bg);
  border-color: var(--dark-accent);
}

#chatbot-header {
  background: var(--primary-accent);
  color: var(--primary-text);
  padding: 15px;
  text-align: center;
  font-weight: bold;
  border-top-left-radius: 15px;
  border-top-right-radius: 15px;
  position: relative;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

body.dark-mode #chatbot-header {
  background-color: var(--dark-accent);
  color: var(--dark-text);
}

/* Chatbot header actions container */
.chatbot-header-actions {
  display: flex;
  gap: 5px;
}

/* Header button styling */
#chatbot-close,
#chatbot-clear,
#chatbot-clear-cache {
  background: transparent;
  border: none;
  font-size: 1.2rem;
  color: var(--primary-text);
  cursor: pointer;
  outline: none;
  transition: color 0.3s;
  padding: 0;
  margin: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#chatbot-close:hover,
#chatbot-clear:hover,
#chatbot-clear-cache:hover {
  color: var(--primary-bg);
}

body.dark-mode #chatbot-close,
body.dark-mode #chatbot-clear,
body.dark-mode #chatbot-clear-cache {
  color: var(--dark-text);
}

body.dark-mode #chatbot-close:hover,
body.dark-mode #chatbot-clear:hover,
body.dark-mode #chatbot-clear-cache:hover {
  color: var(--dark-bg);
}

#chatbot-messages {
  flex: 1;
  padding: 15px;
  overflow-y: auto;
  max-height: 350px;
  border-top: 1px solid var(--primary-accent);
  border-bottom: 1px solid var(--primary-accent);
  background-color: var(--chat-bg);
}

body.dark-mode #chatbot-messages {
  background-color: var(--dark-bg);
  border-top: 1px solid var(--dark-accent);
  border-bottom: 1px solid var(--dark-accent);
}

/* Chat bubble styles */
.chatbot-message {
  margin: 8px 0;
  padding: 10px 15px;
  border-radius: 15px;
  max-width: 80%;
  word-wrap: break-word;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.chatbot-message.user {
  align-self: flex-end;
  text-align: right;
  background-color: var(--primary-accent);
  color: var(--primary-text);
  margin-left: auto;
  border-bottom-right-radius: 5px;
}

body.dark-mode .chatbot-message.user {
  background-color: var(--dark-accent);
  color: var(--dark-text);
}

.chatbot-message.bot {
  align-self: flex-start;
  text-align: left;
  background-color: var(--secondary-accent);
  color: var(--primary-text);
  margin-right: auto;
  border-bottom-left-radius: 5px;
}

body.dark-mode .chatbot-message.bot {
  background-color: var(--dark-secondary);
  color: var(--dark-text);
}

#chatbot-input-container {
  display: flex;
  padding: 8px;
  gap: 4px;
  background: var(--chat-bg);
  border-top: 1px solid var(--primary-accent);
  align-items: center;
  min-height: 45px;
}

body.dark-mode #chatbot-input-container {
  background-color: var(--dark-bg);
  border-top-color: var(--dark-accent);
}

#chatbot-input {
  flex: 1;
  min-width: 0;
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--primary-accent);
  border-radius: 15px;
  outline: none;
  font-size: 0.9rem;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
  background-color: white;
  height: 40px; /* Increased height */
}

body.dark-mode #chatbot-input {
  background-color: var(--dark-bg);
  color: var(--dark-text);
  border-color: var(--dark-accent);
}

#chatbot-send {
  margin-left: 5px;
  padding: 0.4rem 0.5rem;
  min-width: 40px;
  white-space: nowrap;
  background: var(--primary-accent);
  color: var(--primary-text);
  border: none;
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: background 0.3s, transform 0.2s;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  flex-shrink: 0;
}

body.dark-mode #chatbot-send {
  background-color: var(--dark-accent);
  color: var(--dark-text);
}

#chatbot-send:hover {
  background: #CC8C64;
  transform: scale(1.05);
}

body.dark-mode #chatbot-send:hover {
  background-color: var(--dark-secondary);
}

#chatbot-send:active {
  transform: scale(0.95);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* Simplified chatbot input container */
#chatbot-input-container {
  display: flex;
  padding: 8px;
  gap: 4px;
  background: var(--chat-bg);
  border-top: 1px solid var(--primary-accent);
  align-items: center;
  min-height: 45px;
}

#chatbot-input {
  flex: 1;
  min-width: 0;
  min-height: 40px; /* Ensure minimum height */
}

@media (max-width: 480px) {
  #chatbot-input {
    width: 100%;
    height: 45px; /* Increased height for mobile */
  }
  
  #chatbot-send {
    margin: 2px;
  }
}

/* Enhanced dark mode styling for the chat window and buttons */
body.dark-mode #chatbot-container {
  background: var(--dark-bg);
  border: 1px solid #778DA9;
}

body.dark-mode #chatbot-header {
  background: var(--dark-accent);
  color: var(--dark-text);
}

body.dark-mode #chatbot-messages {
  background-color: var(--dark-bg);
  border-top: 1px solid #778DA9;
  border-bottom: 1px solid #778DA9;
}

body.dark-mode .chatbot-message.user {
  background-color: var(--dark-accent);
  color: var(--dark-text);
}

body.dark-mode .chatbot-message.bot {
  background-color: var(--dark-secondary);
  color: var(--dark-text);
}

body.dark-mode #chatbot-input-container {
  background: var(--dark-bg);
  border-top: 1px solid #778DA9;
}

body.dark-mode #chatbot-input {
  background-color: var(--dark-bg);
  color: var(--dark-text);
  border: 1px solid #778DA9;
}

body.dark-mode #chatbot-send, 
body.dark-mode #chatbot-clear {
  background: var(--dark-accent);
  color: var(--dark-text);
  border: none;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

body.dark-mode #chatbot-send:hover, 
body.dark-mode #chatbot-clear:hover {
  background: var(--dark-secondary);
  transform: scale(1.05);
}

body.dark-mode #chatbot-send:active, 
body.dark-mode #chatbot-clear:active {
  transform: scale(0.95);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* Chat toggle button */
#chatbot-toggle {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1001;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--primary-accent);
  color: var(--primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  border: none;
  transition: all 0.3s ease;
}

/* Light mode specific styles for chatbot toggle */
#chatbot-toggle.light-mode {
  background-color: var(--primary-accent);
  color: var(--primary-text);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Dark mode specific styles for chatbot toggle */
#chatbot-toggle.dark-mode, 
body.dark-mode #chatbot-toggle {
  background-color: var(--dark-accent);
  color: var(--dark-text);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

/* Enhanced drag-and-drop file upload area */
.upload-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0;
  padding: 0.75rem;
  border: 2px dashed #D4A373;
  border-radius: 15px;
  background: linear-gradient(135deg, #FAEDCD, #D4A373);
  transition: background-color 0.3s, border-color 0.3s;
  max-width: 500px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.upload-section:hover {
  background: linear-gradient(135deg, #D4A373, #CC8C64);
  border-color: #CC8C64;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.upload-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.upload-box i {
  font-size: 3rem;
  color: #D4A373;
  margin-bottom: 10px;
  transition: color 0.3s;
}

.upload-box:hover i {
  color: #CC8C64;
}

.upload-text {
  font-size: 0.9rem;
  color: #1B263B;
  margin: 0;
}

.upload-highlight {
  font-weight: bold;
  color: #D4A373;
  text-decoration: underline;
  cursor: pointer;
}

.upload-input {
  display: none;
}

.upload-button {
  margin-top: 15px;
  padding: 10px 20px;
  background: linear-gradient(135deg, #D4A373, #CC8C64);
  color: #1B263B;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.3s, transform 0.2s;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.upload-button:hover {
  background: linear-gradient(135deg, #CC8C64, #D4A373);
  transform: scale(1.05);
}

.upload-button:active {
  transform: scale(0.95);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* Recolored drag-and-drop file upload area for light and dark modes */
.upload-section {
  background: linear-gradient(135deg, #FAF3E0, #F5D7A1);
  border: 2px dashed #F5A623;
}

body.dark-mode .upload-section {
  background: linear-gradient(135deg, #2B3E50, #415A77);
  border: 2px dashed #778DA9;
}

.upload-box i {
  color: #F5A623;
}

body.dark-mode .upload-box i {
  color: #778DA9;
}

.upload-text {
  color: #1B263B;
}

body.dark-mode .upload-text {
  color: #E0E1DD;
}

.upload-highlight {
  color: #F5A623;
}

body.dark-mode .upload-highlight {
  color: #778DA9;
}

.upload-subtext {
  font-size: 0.8rem;
  color: #666;
  margin-top: 5px;
  font-style: italic;
}

body.dark-mode .upload-subtext {
  color: #999;
}

.selected-file {
  margin-top: 10px;
  padding: 8px;
  border-radius: 8px;
  background-color: rgba(212, 163, 115, 0.1);
  display: none;
}

.selected-file.show {
  display: block;
}

body.dark-mode .selected-file {
  background-color: rgba(65, 90, 119, 0.1);
}

/* Request Selector Styles */
.request-selector {
  background: linear-gradient(135deg, var(--chat-bg), var(--primary-accent));
  padding: 0.75rem;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  margin: 0;
  max-width: 800px;
  text-align: center;
  transition: all 0.3s ease;
}

.request-selector label {
  display: block;
  margin-bottom: 0.4rem;
  font-weight: bold;
  color: var(--primary-text);
  font-size: 0.9rem;
}

.request-selector select {
  width: 100%;
  padding: 0.4rem;
  margin-bottom: 0.6rem;
  border: 2px solid var(--primary-accent);
  border-radius: 10px;
  background-color: white;
  font-size: 0.9rem;
  color: var(--primary-text);
  cursor: pointer;
  transition: all 0.3s ease;
}

.request-selector select:hover {
  border-color: var(--secondary-accent);
}

.request-selector .button-group {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 10px;
}

.request-selector button {
  padding: 8px 15px;
  border-radius: 8px;
  background: var(--primary-accent);
  color: var(--primary-text);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  min-width: 120px;
}

.request-selector button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

body.dark-mode .request-selector {
  background: linear-gradient(135deg, var(--dark-bg), var(--dark-accent));
}

body.dark-mode .request-selector label {
  color: var(--dark-text);
}

body.dark-mode .request-selector select {
  background-color: var(--dark-bg);
  color: var(--dark-text);
  border-color: var(--dark-accent);
}

body.dark-mode .request-selector select:hover {
  border-color: var(--dark-secondary);
}

body.dark-mode .request-selector button {
  background: var(--dark-accent);
  color: var(--dark-text);
}

body.dark-mode .request-selector button:hover {
  background: var(--dark-secondary);
}

/* Main Content Wrapper */
.main-content-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: clamp(1rem, 3vw, 2rem);
  width: min(100% - 2rem, var(--content-max-width));
  margin-inline: auto;
  padding: var(--container-padding);
}

/* Responsive Container System */
.container {
  width: min(100% - 1rem, var(--content-max-width));
  margin-inline: auto;
  padding: 0 var(--container-padding);
}

/* Fluid Typography */
@media screen and (min-width: 320px) {
  :root {
      --base-font-size: clamp(14px, 0.875rem + 0.3vw, 16px);
  }
}

/* Improved responsiveness for main sections */
@media (max-width: 1200px) {
  .main-content-wrapper {
      gap: 1rem;
  }
}

@media (max-width: 768px) {
  .main-content-wrapper {
      flex-direction: column;
  }
  
  .upload-section,
  .request-selector {
      width: 100%;
  }
  
  .navbar {
      flex-direction: column;
      gap: 0.5rem;
      padding: 0.5rem;
  }
  
  .nav-links {
      width: 100%;
      display: flex;
      justify-content: center;
      gap: 1rem;
  }
  
  /* Adjust step wizard layout on smaller screens */
  .step-wizard {
      flex-direction: column;
      gap: 1rem;
      padding: 0 5%;
  }
  
  .dark-mode-toggle {
      padding: 0.5rem;
      font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  :root {
      --container-padding: 0.75rem;
  }
  
  .upload-section,
  .request-selector {
      padding: 1rem;
  }
  
  .button-group {
      flex-direction: column;
      gap: 0.5rem;
  }
  
  button {
      width: 100%;
      margin: 0;
  }
  
  .toast {
      width: calc(100% - 2rem);
      left: 1rem;
      right: 1rem;
  }
  
  #chatbot-container {
      width: 100%;
      right: -100%;
      bottom: 0;
      border-radius: 15px 15px 0 0;
  }
  
  #chatbot-container.visible {
      right: 0;
  }
}

/* New styles for the animated robot icon in the typing indicator */
.animated-robot {
  font-size: 2rem; /* Adjust size as needed */
  display: inline-block;
  animation: robotBounce 1.5s infinite;
}

@keyframes robotBounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-8px);
  }
  60% {
    transform: translateY(-4px);
  }
}