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

:root {
  --primary-gradient: linear-gradient(135deg, #000000, #1a0000, #330000, #cc0000);
  --secondary-gradient: linear-gradient(135deg, #1a0000, #000000);
  --accent-gradient: linear-gradient(135deg, #cc0000, #ff0000);
  --text-light: #ffffff;
  --text-dark: #333333;
  --border-color: #cc0000;
  --shadow-dark: rgba(0, 0, 0, 0.3);
  --shadow-red: rgba(204, 0, 0, 0.3);
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--primary-gradient);
  min-height: 100vh;
  color: var(--text-light);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Language Header */
.language-header {
  background: var(--secondary-gradient);
  border-bottom: 2px solid var(--border-color);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px var(--shadow-dark);
}

.language-selector-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.language-selector-wrapper label {
  font-weight: 600;
  color: var(--text-light);
  font-size: 1rem;
}

.language-select {
  background: var(--accent-gradient);
  color: var(--text-light);
  border: 2px solid var(--border-color);
  padding: 10px 15px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  min-width: 150px;
}

.language-select:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(204, 0, 0, 0.3);
  transform: scale(1.02);
}

.language-select option {
  background: #1a0000;
  color: var(--text-light);
  padding: 10px;
}

/* Header */
.header {
  text-align: center;
  padding: 40px 0;
  margin-bottom: 30px;
}

.header h1 {
  font-size: clamp(1.8rem, 4.5vw, 3rem);
  font-weight: 900;
  margin-bottom: 10px;
  color: var(--text-light);
  text-shadow: 2px 2px 4px var(--shadow-dark);
}

.header p {
  font-size: 1.2rem;
  opacity: 0.9;
  font-weight: 500;
}

/* Generator Box */
.generator-box {
  background: var(--secondary-gradient);
  border: 2px solid var(--border-color);
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 15px 35px var(--shadow-dark);
  margin-bottom: 40px;
  backdrop-filter: blur(10px);
}

.generated-word {
  background: var(--accent-gradient);
  color: var(--text-light);
  padding: 25px;
  border-radius: 15px;
  text-align: center;
  font-size: clamp(1.2rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: 30px;
  position: relative;
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  word-wrap: break-word;
  box-shadow: 0 8px 20px var(--shadow-red);
  transition: all 0.3s ease;
}

.generated-word:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 25px var(--shadow-red);
}

.copy-btn {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--text-light);
  padding: 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-50%) scale(1.1);
}

.copy-btn:active {
  transform: translateY(-50%) scale(0.95);
}

/* Controls */
.controls {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.control-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.generate-group {
  display: flex;
  align-items: end;
}

.control-group label {
  font-weight: 600;
  color: var(--text-light);
  font-size: 1rem;
}

.control-group select {
  background: var(--secondary-gradient);
  color: var(--text-light);
  border: 2px solid var(--border-color);
  padding: 12px 15px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.control-group select:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(204, 0, 0, 0.3);
  transform: scale(1.02);
}

.control-group select option {
  background: #1a0000;
  color: var(--text-light);
  padding: 10px;
}

.generate-btn {
  background: var(--accent-gradient);
  color: var(--text-light);
  border: 2px solid var(--border-color);
  padding: 15px 30px;
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  box-shadow: 0 5px 15px var(--shadow-red);
  width: 100%;
}

.generate-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px var(--shadow-red);
}

.generate-btn:active {
  transform: translateY(-1px);
}

/* Quick Categories */
.quick-categories {
  margin-bottom: 40px;
}

.quick-categories h3 {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 25px;
  color: var(--text-light);
  font-weight: 700;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 15px;
}

.category-btn {
  background: var(--secondary-gradient);
  border: 2px solid var(--border-color);
  color: var(--text-light);
  padding: 20px 15px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.category-btn:hover {
  background: var(--accent-gradient);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px var(--shadow-red);
}

.cat-icon {
  font-size: 1.5rem;
}

.cat-name {
  font-size: 0.9rem;
}

/* Features Section */
.features-section {
  background: var(--secondary-gradient);
  border: 2px solid var(--border-color);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 40px;
  box-shadow: 0 15px 35px var(--shadow-dark);
}

.features-section h2 {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 30px;
  color: var(--text-light);
  font-weight: 700;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.feature-card {
  background: var(--primary-gradient);
  border: 2px solid var(--border-color);
  padding: 25px;
  border-radius: 15px;
  text-align: center;
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px var(--shadow-red);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.feature-card h4 {
  color: var(--text-light);
  margin-bottom: 10px;
  font-size: 1.3rem;
  font-weight: 600;
}

.feature-card p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1rem;
  line-height: 1.5;
}

/* How to Use Section */
.how-to-section {
  background: var(--secondary-gradient);
  border: 2px solid var(--border-color);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 40px;
  box-shadow: 0 15px 35px var(--shadow-dark);
}

.how-to-section h2 {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 30px;
  color: var(--text-light);
  font-weight: 700;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.step-card {
  background: var(--primary-gradient);
  border: 2px solid var(--border-color);
  padding: 25px;
  border-radius: 15px;
  text-align: center;
  transition: all 0.3s ease;
}

.step-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px var(--shadow-red);
}

.step-number {
  background: var(--accent-gradient);
  color: var(--text-light);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 15px;
}

.step-card h4 {
  color: var(--text-light);
  margin-bottom: 10px;
  font-size: 1.2rem;
  font-weight: 600;
}

.step-card p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1rem;
  line-height: 1.5;
}

/* Footer */
.footer {
  text-align: center;
  padding: 30px 0;
  border-top: 2px solid var(--border-color);
  margin-top: 40px;
}

.footer p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
}

/* Animations */
.word-generating {
  animation: pulse 0.6s ease-in-out;
}

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

/* Copy notification */
.copy-notification {
  position: fixed;
  top: 100px;
  right: 20px;
  background: var(--accent-gradient);
  color: var(--text-light);
  padding: 15px 25px;
  border-radius: 10px;
  z-index: 1000;
  font-weight: 600;
  box-shadow: 0 5px 15px var(--shadow-red);
  animation: slideIn 0.3s ease-out;
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }

  .language-selector-wrapper {
    flex-direction: column;
    gap: 10px;
  }

  .language-select {
    min-width: 200px;
  }

  .header {
    padding: 30px 0;
  }

  .control-row {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .generator-box {
    padding: 20px;
  }

  .generated-word {
    padding: 20px;
    font-size: 1.3rem;
  }

  .copy-btn {
    right: 10px;
    padding: 8px;
  }

  .features-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-section,
  .how-to-section {
    padding: 25px;
  }
}

@media (max-width: 480px) {
  .generated-word {
    font-size: 1.1rem;
    padding: 15px;
    min-height: 60px;
  }

  .copy-btn {
    right: 8px;
    padding: 6px;
  }

  .copy-btn svg {
    width: 16px;
    height: 16px;
  }

  .generate-btn {
    padding: 12px 20px;
    font-size: 1rem;
  }

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

  .category-btn {
    padding: 15px;
  }
}

/* Loading state */
.loading {
  opacity: 0.7;
  pointer-events: none;
}

.generate-btn.loading {
  background: var(--secondary-gradient);
}

.generate-btn.loading .btn-text::after {
  content: "...";
  animation: dots 1s infinite;
}

@keyframes dots {
  0%,
  20% {
    content: "";
  }
  40% {
    content: ".";
  }
  60% {
    content: "..";
  }
  80%,
  100% {
    content: "...";
  }
}