/* Import shared variables and resets from style.css */
@import url("/assets/css/style.css");

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-main);
  background: var(--background-light);
  color: var(--text-dark);
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: hidden;
}

/* Main Layout Structure */
.app-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 85vh;
  margin-top: 7rem;
  position: relative;
  max-width: 95%;
  margin-left: auto;
  margin-right: auto;
  gap: var(--spacing-lg, 2rem);
  padding: var(--spacing-md, 1.5rem);
  transition: all 0.3s ease;
}

.top-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg, 2rem);
  margin-bottom: var(--spacing-lg, 2rem);
}

.action-row {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: var(--spacing-lg, 2rem);
}

.wordlimit-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md, 1.5rem);
}

.wordlimit-container > select {
  width: 30%;
  background: var(--white);
  color: var(--text-dark);
  border: 1px solid var(--primary-dark);
  border-radius: var(--border-radius, 0.8rem);
  padding: 0.5rem 1rem;
  font-size: var(--font-size-base);
  font-family: var(--font-main);
  transition: all var(--transition, 0.3s ease);
  outline: none;
}
.action-button {
  padding: var(--spacing-lg, 2rem) var(--spacing-xl, 3rem);
  /* background: linear-gradient(135deg, var(--primary-blue) 0%, var(--royal-blue) 100%); */
  background-color: var(--primary-dark);
  color: var(--white);
  border: none;
  border-radius: var(--border-radius-large, 1.2rem);
  cursor: pointer;
  font-size: var(--font-size-lg, 1.2rem);
  font-weight: 600;
  font-family: var(--font-main);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 32px rgba(42, 157, 244, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md, 1.5rem);
  position: relative;
  overflow: hidden;
  min-width: 200px;
}

.action-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.action-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(42, 157, 244, 0.4);
}

.action-button:hover::before {
  left: 100%;
}

.action-button:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(42, 157, 244, 0.3);
}

.action-button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.action-button:disabled:hover {
  transform: none;
  box-shadow: 0 8px 32px rgba(42, 157, 244, 0.3);
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s ease;
  align-items: center;
  justify-content: center;
}

#canvas-container {
  width: 100%;
  max-height: 85vh;
  min-height: 10vh;
  position: relative;
  background: radial-gradient(
    circle at center,
    rgba(0, 0, 0, 1) 0%,
    rgba(0, 0, 0, 0.95) 100%
  );
  border-radius: var(--border-radius-large, 1.2rem);
  overflow: hidden;
  box-shadow: var(--box-shadow-card);
  transition: all 0.3s ease;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  /* Ensure minimum square space for circular globe */
  aspect-ratio: 1 / 1;
  min-width: 500px;
}

/* Top Section Styles */
.about-section {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.9) 0%,
    rgba(255, 255, 255, 0.95) 100%
  );
  border-radius: var(--border-radius-large, 1.2rem);
  padding: var(--spacing-lg, 2rem);
  border: 1px solid rgba(42, 157, 244, 0.1);
  box-shadow: 0 8px 32px rgba(42, 157, 244, 0.1);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  text-align: center;
}

.about-section:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(42, 157, 244, 0.15);
}

.about-section h3 {
  margin-top: 0;
  color: var(--text-dark);
  font-size: var(--font-size-h3);
  margin-bottom: var(--spacing-md, 1.5rem);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.about-section h3 i {
  margin-right: var(--spacing-sm, 1rem);
  color: var(--primary-blue);
}

.about-section p {
  margin: var(--spacing-sm, 1rem) 0;
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-medium);
}

.filter-section {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.9) 0%,
    rgba(255, 255, 255, 0.95) 100%
  );
  padding: var(--spacing-lg, 2rem);
  border-radius: var(--border-radius-large, 1.2rem);
  border: 1px solid rgba(42, 157, 244, 0.1);
  box-shadow: 0 8px 32px rgba(42, 157, 244, 0.1);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.filter-section:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(42, 157, 244, 0.15);
}

.filter-section h3 {
  margin: 0 0 var(--spacing-md, 1.5rem);
  color: var(--text-dark);
  font-size: var(--font-size-h3);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.filter-section h3 i {
  margin-right: var(--spacing-sm, 1rem);
  color: var(--primary-blue);
}

.wordlimit-section {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.wordlimit-section select {
  width: 30%;
  background: var(--white);
  color: var(--text-dark);
  border: 1px solid var(--primary-dark);
  border-radius: var(--border-radius, 0.8rem);
  padding: var(--spacing-md, 1.5rem);
  font-size: var(--font-size-base);
  font-family: var(--font-main);
  transition: all var(--transition, 0.3s ease);
  outline: none;
}

.wordlimit-section select:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 2px rgba(42, 157, 244, 0.2);
}

/* Glass Panel Components */
.glass-panel {
  background: var(--white);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--border-radius-large, 1.2rem);
  box-shadow: var(--box-shadow-card);
  padding: var(--spacing-lg, 2rem);
  overflow: hidden;
  position: relative;
  transition: transform var(--transition, 0.3s ease);
  border: 1px solid var(--border-light);
}

.glass-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.8),
    transparent
  );
}

.glass-panel:hover {
  transform: translateY(-2px);
}

/* Remove obsolete classes */

/* Word Details Panel */
.word-details {
  background: var(--white);
  padding: var(--spacing-lg, 2rem);
  border-radius: var(--border-radius-large, 1.2rem);
  border: 1px solid var(--border-light);
  box-shadow: var(--box-shadow-card);
  display: none;
  transition: all 0.3s ease;
  animation: fadeInUp 0.5s ease;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1000;
  max-width: 500px;
  width: 90%;
}

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

.word-details h2 {
  margin: 0 0 var(--spacing-md, 1.5rem);
  color: var(--text-dark);
  font-size: var(--font-size-h2);
  font-weight: 600;
}

.word-details p {
  margin: var(--spacing-sm, 1rem) 0;
  color: var(--text-medium);
  font-size: var(--font-size-base);
  line-height: 1.6;
}

/* Remove obsolete glass-panel and filter-container classes */

/* Checkbox Grid */
.checkbox-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(105px, 1fr));
  gap: var(--spacing-sm, 0.8rem);
  margin-bottom: var(--spacing-lg, 1.8rem);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm, 0.8rem);
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.8) 0%,
    rgba(255, 255, 255, 0.9) 100%
  );
  padding: var(--spacing-sm, 0.8rem) var(--spacing-md, 1.2rem);
  border-radius: var(--border-radius, 0.8rem);
  box-shadow: 0 4px 16px rgba(42, 157, 244, 0.08);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(42, 157, 244, 0.1);
  font-size: var(--font-size-sm);
  color: var(--text-dark);
  font-weight: 500;
}

.checkbox-label:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(42, 157, 244, 0.15);
  background: linear-gradient(
    135deg,
    rgba(42, 157, 244, 0.05) 0%,
    rgba(67, 56, 202, 0.05) 100%
  );
}

.checkbox-label input[type="checkbox"] {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  border: 2px solid var(--primary-blue);
  background-color: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition, 0.3s ease);
}

.checkbox-label input[type="checkbox"]::after {
  content: "✓";
  color: var(--white);
  font-size: 14px;
  display: none;
}

.checkbox-label input[type="checkbox"]:checked {
  background-color: var(--primary-blue);
  border-color: var(--primary-blue);
}

.checkbox-label input[type="checkbox"]:checked::after {
  display: block;
}

.checkbox-label input[type="checkbox"]:focus {
  box-shadow: 0 0 0 3px rgba(42, 157, 244, 0.3);
}

/* Apply Button */
.apply-button {
  padding: var(--spacing-md, 1.5rem) var(--spacing-lg, 2rem);
  background: var(--primary-dark);
  color: var(--white);
  border: none;
  border-radius: var(--border-radius, 0.8rem);
  cursor: pointer;
  font-size: var(--font-size-base);
  font-weight: 600;
  font-family: var(--font-main);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 32px rgba(42, 157, 244, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm, 1rem);
  position: relative;
  overflow: hidden;
}

.apply-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.apply-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(42, 157, 244, 0.4);
}

.apply-button:hover::before {
  left: 100%;
}

.apply-button:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(42, 157, 244, 0.3);
}

/* Remove obsolete wordlimit-container class */

/* Controls Tooltip */
.controls-tooltip {
  position: absolute;
  bottom: var(--spacing-lg, 2rem);
  left: 50%;
  transform: translateX(-50%);
  background: var(--white);
  backdrop-filter: blur(10px);
  padding: var(--spacing-md, 1.5rem);
  border-radius: var(--border-radius, 0.8rem);
  border: 1px solid var(--border-light);
  color: var(--text-dark);
  font-size: var(--font-size-sm);
  z-index: 5;
  box-shadow: var(--box-shadow-card);
  transition: all 0.3s ease;
}

.controls-tooltip:hover {
  transform: translateX(-50%) translateY(-2px);
  box-shadow: var(--box-shadow-hover);
}

.controls-tooltip i {
  color: var(--primary-blue);
  margin-right: var(--spacing-sm, 1rem);
}

/* Loading Animation */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(
    135deg,
    var(--primary-blue) 0%,
    var(--royal-blue) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  transition: opacity 0.5s ease;
}

.loading-text {
  color: var(--white);
  font-size: var(--font-size-h3);
  text-align: center;
  font-weight: 600;
  margin-top: var(--spacing-lg, 2rem);
}

.loader {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  border-top-color: var(--white);
  animation: spin 1s ease-in-out infinite;
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .app-wrapper {
    margin-top: 3.5rem;
  }

  .top-section {
    grid-template-columns: 1fr;
    gap: var(--spacing-md, 1.5rem);
  }
}

@media (max-width: 768px) {
  .app-wrapper {
    margin-top: 3rem;
    padding: var(--spacing-sm, 1rem);
  }

  .top-section {
    grid-template-columns: 1fr;
    gap: var(--spacing-md, 1.5rem);
    margin-top: 5rem;
  }

  .action-button {
    padding: var(--spacing-md, 1.5rem) var(--spacing-lg, 2rem);
    font-size: var(--font-size-base);
    min-width: 180px;
  }

  #canvas-container {
    height: 60vh;
    min-height: 400px;
    min-width: 400px;
    aspect-ratio: 1 / 1;
  }

  .controls-tooltip {
    display: none;
    /* bottom: var(--spacing-md, 1.5rem);
    font-size: var(--font-size-xs);
    padding: var(--spacing-sm, 1rem); */
  }

  .about-section,
  .filter-section,
  .wordlimit-section {
    padding: var(--spacing-md, 1.5rem);
  }

  .checkbox-container {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--spacing-sm, 1rem);
  }
}

@media (max-width: 480px) {
  .about-section,
  .filter-section,
  .wordlimit-section,
  .word-details {
    padding: var(--spacing-md, 1.5rem);
  }

  .action-button {
    padding: var(--spacing-sm, 1rem) var(--spacing-md, 1.5rem);
    font-size: var(--font-size-sm);
    min-width: 160px;
  }

  .checkbox-container {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: var(--spacing-sm, 0.8rem);
  }

  .checkbox-label {
    padding: var(--spacing-sm, 0.8rem);
    font-size: var(--font-size-sm);
  }

  .apply-button {
    padding: var(--spacing-md, 1.5rem) var(--spacing-lg, 2rem);
    font-size: var(--font-size-base);
    min-width: 180px;
    background: var(--primary-dark);
  }

  #canvas-container {
    height: 50vh;
    min-height: 350px;
    min-width: 350px;
    aspect-ratio: 1 / 1;
  }
}

/* Accessibility & Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}