/* ========================================
   🛠️ TOOLS PAGE - RESPONSIVE CSS
   Color Picker & All Tools Design
======================================== */

/* ✅ Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Color Theme */
  --primary-color: #6366f1;
  --primary-dark: #4f46e5;
  --secondary-color: #8b5cf6;
  --accent-color: #ec4899;
  --bg-color: #f8fafc;
  --card-bg: #ffffff;
  --text-color: #1e293b;
  --text-light: #64748b;
  --border-color: #e2e8f0;
  --success-color: #10b981;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: var(--text-color);
  line-height: 1.6;
  min-height: 100vh;
  padding: 2rem 1rem;
}

/* ========================================
   ⬅️ ENHANCED BACK BUTTON
======================================== */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--card-bg);
  color: var(--primary-color);
  text-decoration: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
  border: 2px solid transparent;
}

.back-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  transition: left 0.5s ease;
}

.back-btn:hover::before {
  left: 100%;
}

.back-btn:hover {
  background: var(--primary-color);
  color: white;
  transform: translateX(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.back-btn:active {
  transform: translateX(-3px) scale(0.98);
}

/* ========================================
   📦 MAIN CONTAINER
======================================== */
.container {
  max-width: 800px;
  margin: 0 auto;
  background: var(--card-bg);
  padding: 2.5rem 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  animation: fadeInUp 0.6s ease;
}

.container h1 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  text-align: center;
}

.container > p {
  font-size: 1rem;
  color: var(--text-light);
  text-align: center;
  margin-bottom: 2rem;
  line-height: 1.7;
}

/* ========================================
   🎨 INPUT BOX (Color Picker)
======================================== */
.input-box {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

/* Color Input */
#colorInput {
  width: 100%;
  height: 80px;
  border: 3px solid var(--border-color);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}

#colorInput:hover {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

#colorInput:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

/* Hex Input */
#hexInput {
  width: 100%;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  transition: all 0.3s ease;
  font-family: 'Courier New', monospace;
  font-weight: 500;
}

#hexInput:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

#hexInput::placeholder {
  color: var(--text-light);
}

/* Pick Button */
#pickBtn {
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

#pickBtn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

#pickBtn:hover::before {
  width: 300px;
  height: 300px;
}

#pickBtn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

#pickBtn:active {
  transform: translateY(-1px);
}

/* ========================================
   🎨 COLOR OUTPUT SECTION
======================================== */
.color-output {
  background: var(--bg-color);
  padding: 2rem;
  border-radius: 12px;
  border: 2px solid var(--border-color);
  min-height: 200px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.color-output.active {
  border-color: var(--primary-color);
}

/* Color Preview Box */
.color-preview {
  width: 100%;
  height: 150px;
  border-radius: 12px;
  border: 3px solid var(--border-color);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

/* Color Values Container */
.color-values {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.color-value-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: white;
  border-radius: 8px;
  border: 2px solid var(--border-color);
  transition: all 0.3s ease;
}

.color-value-item:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow);
}

.color-value-item .label {
  font-weight: 600;
  color: var(--text-color);
  font-size: 0.95rem;
}

.color-value-item .value {
  font-family: 'Courier New', monospace;
  font-weight: 500;
  color: var(--text-light);
  font-size: 0.95rem;
}

.color-value-item button {
  padding: 0.5rem 1rem;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.color-value-item button:hover {
  background: var(--primary-dark);
  transform: scale(1.05);
}

.color-value-item button:active {
  transform: scale(0.98);
}

/* Copy Success Message */
.copy-success {
  position: fixed;
  top: 2rem;
  right: 2rem;
  background: var(--success-color);
  color: white;
  padding: 1rem 1.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  font-weight: 500;
  animation: slideInRight 0.3s ease, slideOutRight 0.3s ease 2s forwards;
  z-index: 1000;
}

/* ========================================
   📱 RESPONSIVE - TABLETS (640px+)
======================================== */
@media (min-width: 640px) {
  .container h1 {
    font-size: 2.25rem;
  }

  .input-box {
    display: grid;
    grid-template-columns: 150px 1fr auto;
    align-items: center;
  }

  #colorInput {
    height: 60px;
  }
}

/* ========================================
   💻 RESPONSIVE - DESKTOP (768px+)
======================================== */
@media (min-width: 768px) {
  body {
    padding: 3rem 2rem;
  }

  .container {
    padding: 3rem 2.5rem;
  }

  .container h1 {
    font-size: 2.5rem;
  }

  .container > p {
    font-size: 1.1rem;
  }
}

/* ========================================
   🖥️ RESPONSIVE - LARGE DESKTOP (1024px+)
======================================== */
@media (min-width: 1024px) {
  .container h1 {
    font-size: 3rem;
  }

  .color-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
}

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

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideOutRight {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100px);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* ========================================
   ♿ ACCESSIBILITY
======================================== */
*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

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

/* ========================================
   🎨 UTILITY CLASSES
======================================== */
.text-center {
  text-align: center;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

.hidden {
  display: none;
}

.visible {
  display: block;
}  

.copy-btn {
  padding: 0.75rem 1.25rem;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 8px rgba(99, 102, 241, 0.3);
  white-space: nowrap;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  position: relative;
  overflow: hidden;
}

.copy-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s ease;
}

.copy-btn:hover::before {
  left: 100%;
}

.copy-btn:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 15px rgba(99, 102, 241, 0.4);
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
}

.copy-btn:active {
  transform: translateY(0) scale(0.98);
}

.copy-btn.copied {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  animation: successPulse 0.5s ease;
}

@keyframes successPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
/*Google Ads*/
.ad-sidebar {
  width: 100%; /* Full on mobile */
  max-width: 300px; /* Sidebar size on desktop */
  margin: 20px auto; /* Center it */
  text-align: center;
  border-radius: 8px;
}

/* ========================================
   📝 BLOG CTA
======================================== */
.blog-cta {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  border: 2px solid var(--primary-color);
  border-radius: 12px;
  padding: 2.5rem;
  text-align: center;
}

.blog-cta-content h3 {
  font-size: 1.8rem;
  color: var(--text-color);
  margin-bottom: 1rem;
  font-weight: 700;
}

.blog-cta-content p {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.blog-btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.blog-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}