/* Layout Styles */

/* Container */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Main Layout */
.main {
  min-height: calc(100vh - 80px);
}

/* Hero Section */
.hero {
  color: var(--color-text);
  padding: var(--spacing-4xl) 0;
  position: relative;
  overflow: hidden;
}

.hero__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__text {
  text-align: center;
}

.hero__title {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-tight);
}

.hero__title-accent {
  display: inline-block;
  animation: bounce 2s infinite;
}

.hero__subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-2xl);
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__search {
  max-width: 800px;
  margin: 0 auto;
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__chat-preview {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(248, 250, 252, 0.15));
  backdrop-filter: blur(15px);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  border: 1px solid rgba(255, 255, 255, 0.3);
  min-width: 320px;
  box-shadow: 0 8px 32px rgba(102, 126, 234, 0.1);
}

/* Services Section */
.services {
  padding: var(--spacing-5xl) 0;
  background-color: var(--color-bg-secondary);
}

.services__header {
  text-align: center;
  margin-bottom: var(--spacing-4xl);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-primary);
}

.section-subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

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

/* Showcase Container */
.showcase-container {
  padding: var(--spacing-4xl) 0;
  background-color: var(--color-bg-primary);
}

.showcase {
  width: 100%;
  padding: 0 var(--spacing-xl);
}

.showcase--fullwidth {
  padding: 0;
}

.showcase--fullwidth .container {
  max-width: 100%;
  padding: 0;
}

.showcase__header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.showcase__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.showcase__description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

.showcase__content {
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, rgba(248, 250, 252, 0.95) 100%);
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-fluent-4);
  color: var(--color-text-primary);
  position: relative;
  overflow: hidden;
}

.showcase__content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
}

.showcase__content--fullwidth {
  border-radius: 0;
  border-left: none;
  border-right: none;
  padding: var(--spacing-3xl) var(--spacing-2xl);
}

/* Text Generation Chat-like Interface */
.text-generation-container,
.realtime-container {
  display: flex;
  flex-direction: column;
  height: 600px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.text-generation-output,
.realtime-output {
  flex: 1;
  padding: var(--spacing-xl);
  overflow-y: auto;
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border-secondary);
  color: var(--color-text-primary);
}

.text-generation-input,
.realtime-input {
  padding: var(--spacing-lg);
  background: var(--color-bg-primary);
  border-top: 1px solid var(--color-border-secondary);
}

.text-generation-input .input-group {
  margin-bottom: 0;
}

.text-generation-input .input-group__textarea {
  min-height: 80px;
  resize: vertical;
}

.generated-text-item,
.realtime-message {
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  animation: fadeIn 0.3s ease-in;
}

.realtime-actions,
.chatgpt-actions {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
  gap: var(--spacing-md);
}

.audio-player-container {
  padding: var(--spacing-lg);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  margin: var(--spacing-md) var(--spacing-xl);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

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

.demo-section {
  margin-bottom: var(--spacing-2xl);
}

.demo-section:last-child {
  margin-bottom: 0;
}

.demo-section__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.demo-section__description {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
}

/* Input Groups */
.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.input-group__label {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.input-group__input {
  min-height: 44px;
}

.input-group__textarea {
  min-height: 120px;
  resize: vertical;
}

.input-group__actions {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

/* Results */
.results {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.results__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.results__content {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.results__item {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border-secondary);
}

.results__item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.results__item-title {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.results__item-value {
  color: var(--color-text-secondary);
}

/* Loading States */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  color: var(--color-text-secondary);
}

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border-secondary);
  border-top: 2px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Error States */
.error {
  background-color: var(--color-error-light);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.error__title {
  font-weight: var(--font-weight-semibold);
  color: var(--color-error);
  margin-bottom: var(--spacing-sm);
}

.error__message {
  color: var(--color-error);
}

/* Footer */
.footer {
  background-color: var(--color-neutral-900);
  color: var(--color-text-inverse);
  padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer__brand {
  text-align: center;
}

.footer__logo {
  width: 40px;
  height: 40px;
  margin: 0 auto var(--spacing-md);
  filter: brightness(0) invert(1);
}

.footer__description {
  color: rgba(255, 255, 255, 0.8);
  max-width: 300px;
  margin: 0 auto;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
}

.footer__column h4 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-inverse);
}

.footer__column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer__column li {
  margin-bottom: var(--spacing-sm);
}

.footer__column a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
}

.footer__column a:hover {
  color: var(--color-text-inverse);
  text-decoration: none;
}

.footer__bottom {
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.6);
}

/* Animations */
@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translateY(0);
  }
  40%, 43% {
    transform: translateY(-10px);
  }
  70% {
    transform: translateY(-5px);
  }
  90% {
    transform: translateY(-2px);
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}