/* Sunset Archive Design System - Components */

/* Button Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-in-out);
  gap: var(--space-sm);
}

.btn-primary {
  background: linear-gradient(125deg, #FF9D3D 0%, #FFAB5C 50%, #FF6B7A 100%);
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-lg);
  color: white;
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--bg-base);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
}

.btn-lg {
  padding: var(--space-lg) var(--space-2xl);
  font-size: var(--text-lg);
}

.btn-xl {
  padding: var(--space-xl) var(--space-3xl);
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
}

/* Card Components */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all var(--duration-normal) ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(255, 157, 61, 0.3);
}

.card:hover::before {
  opacity: 1;
}

.card-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.card-content {
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  font-size: var(--text-base);
}

.card-elevated {
  background: var(--bg-elevated);
  box-shadow: var(--shadow-sm);
}

.card-feature {
  text-align: center;
  padding: var(--space-2xl);
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(255, 157, 61, 0.02) 100%);
}

.card-feature .card-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-lg);
}

.card-feature:hover {
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(255, 157, 61, 0.05) 100%);
}

/* Feature icon enhancements */
.feature-icon-wrapper {
  position: relative;
  margin-bottom: var(--space-lg);
}

.feature-icon-wrapper::after {
  content: '';
  position: absolute;
  inset: -4px;
  background: var(--gradient-primary);
  border-radius: 50%;
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
  z-index: -1;
  filter: blur(8px);
}

.card-feature:hover .feature-icon-wrapper::after {
  opacity: 0.3;
}

/* Hero Section Components */
.hero {
  background: var(--bg-base);
  padding: var(--space-4xl) 0 var(--space-4xl);
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(255, 157, 61, 0.15) 0%, rgba(255, 107, 122, 0.08) 50%, transparent 100%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  top: 20%;
  right: 10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 157, 61, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw + 1rem, 4.5rem);
  font-weight: var(--font-black);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-xl);
  text-align: center;
}

@media (min-width: 1024px) {
  .hero-title {
    text-align: left;
  }
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
  line-height: var(--leading-relaxed);
  font-weight: var(--font-normal);
}

@media (min-width: 1024px) {
  .hero-subtitle {
    text-align: left;
    margin: 0 0 var(--space-2xl) 0;
  }
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

@media (min-width: 768px) {
  .hero-cta {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .hero-cta {
    justify-content: flex-start;
  }
}

/* Hero visual improvements */
.hero-visual {
  perspective: 1000px;
}

.hero-phone-mockup {
  transform: rotateY(-15deg) rotateX(10deg);
  transition: transform var(--duration-slow) var(--ease-out);
}

.hero-phone-mockup:hover {
  transform: rotateY(-10deg) rotateX(5deg) translateY(-10px);
}

/* Section Components */
.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

.section:nth-child(even) {
  background: var(--bg-elevated);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-title {
  font-size: clamp(2rem, 4vw + 0.5rem, 3.5rem);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-xl);
  color: var(--text-primary);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.section-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
  font-weight: var(--font-normal);
}

/* Feature List Components */
.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.feature-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-content h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.feature-content p {
  color: var(--text-secondary);
  margin: 0;
}

/* Message Bubble Components */
.message {
  max-width: 70%;
  margin-bottom: var(--space-md);
}

.message-content {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-xl);
  word-wrap: break-word;
}

.message-received {
  margin-right: auto;
}

.message-received .message-content {
  background: var(--bg-card);
  border-bottom-left-radius: var(--space-xs);
  border-left: 3px solid var(--color-primary);
}

.message-sent {
  margin-left: auto;
  text-align: right;
}

.message-sent .message-content {
  background: linear-gradient(135deg, rgba(255, 157, 61, 0.1) 0%, rgba(255, 107, 122, 0.05) 100%);
  border-bottom-right-radius: var(--space-xs);
}

.message-time {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: var(--space-xs);
  padding: 0 var(--space-xs);
}

/* Form Components */
.form-group {
  margin-bottom: var(--space-lg);
}

.label {
  display: block;
  margin-bottom: var(--space-sm);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
}

.input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-elevated);
  border: 2px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-base);
  font-family: var(--font-sans);
  transition: all var(--duration-fast) ease;
}

.input::placeholder {
  color: var(--text-muted);
}

.input:hover {
  border-color: rgba(255, 255, 255, 0.12);
}

.input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--bg-card);
  box-shadow: 0 0 0 3px rgba(255, 157, 61, 0.1);
}

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

/* Icon Components */
.icon {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-sm { width: 16px; height: 16px; }
.icon-md { width: 24px; height: 24px; }
.icon-lg { width: 32px; height: 32px; }
.icon-xl { width: 48px; height: 48px; }

.icon-filled {
  fill: currentColor;
  stroke: none;
}

/* Stats/Metrics Components */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-3xl) 0;
}

.stat {
  text-align: center;
  padding: var(--space-xl);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-number {
  font-size: var(--text-4xl);
  font-weight: var(--font-black);
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-sm);
}

.stat-label {
  font-size: var(--text-base);
  color: var(--text-secondary);
  font-weight: var(--font-medium);
}

/* Testimonial Components */
.testimonial {
  background: var(--bg-elevated);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  border-left: 4px solid var(--color-primary);
  margin: var(--space-xl) 0;
}

.testimonial-content {
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--text-primary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-lg);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-semibold);
}

.testimonial-info h4 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.testimonial-info p {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin: 0;
}

/* CTA (Call to Action) Components */
.cta-section {
  background: var(--bg-elevated);
  padding: var(--space-4xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(255, 157, 61, 0.1) 0%, rgba(255, 107, 122, 0.05) 50%, transparent 70%);
  pointer-events: none;
}

.cta-section::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, transparent, rgba(255, 157, 61, 0.02), transparent, rgba(255, 107, 122, 0.02), transparent);
  animation: rotate 20s linear infinite;
  pointer-events: none;
}

@keyframes rotate {
  to {
    transform: rotate(360deg);
  }
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: clamp(2.5rem, 5vw + 1rem, 4rem);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-xl);
  color: var(--text-primary);
  background: var(--text-gradient);
  background-clip: text;
  -webkit-background-clip: text;
}

.cta-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin-bottom: var(--space-3xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: var(--leading-relaxed);
}

/* Footer Components */
.footer {
  background: var(--bg-elevated);
  padding: var(--space-3xl) 0 var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-section h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  font-size: var(--text-sm);
}

/* Media Queries for Component Responsiveness */
@media (max-width: 767px) {
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .hero-title {
    font-size: clamp(2rem, 8vw, 2.5rem);
  }
  
  .section-title {
    font-size: var(--text-3xl);
  }
  
  .stats {
    grid-template-columns: 1fr;
  }
  
  .message {
    max-width: 85%;
  }
}

@media (min-width: 768px) {
  .btn {
    width: auto;
  }
  
  .feature-item {
    margin-bottom: var(--space-xl);
  }
}

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}