/* Root Variables */
:root {
  --color-bg: #0f0f0f;
  --color-bg-secondary: #1a1a1a;
  --color-bg-tertiary: #252525;
  --color-text: #f0f0f0;
  --color-text-secondary: #b0b0b0;
  --color-text-tertiary: #808080;
  --color-accent: #10b981;
  --color-accent-dark: #059669;
  --color-border: #2a2a2a;
  --color-error: #ef4444;
  
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
  position: fixed;
  width: 100%;
  height: 100vh;
}

#app-root {
  width: 100%;
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  scroll-padding-top: 0;
}

/* Scrollbar Styling */
#app-root::-webkit-scrollbar {
  width: 6px;
}

#app-root::-webkit-scrollbar-track {
  background: transparent;
}

#app-root::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-md);
}

#app-root::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-tertiary);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.5rem;
}

h3 {
  font-size: 1.25rem;
}

p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-dark);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  text-transform: none;
  letter-spacing: 0;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #000;
}

.btn-primary:hover {
  background-color: var(--color-accent-dark);
  transform: translateY(-2px);
}

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

.btn-secondary {
  background-color: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-text-tertiary);
}

.btn-large {
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: 1.05rem;
  width: 100%;
}

/* Container & Layout */
.container {
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-3xl) 0;
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }

  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.25rem;
  }
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  border-bottom: 1px solid var(--color-border);
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.hero-header {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.hero-title {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.hero-title h1 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero-meta {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  width: fit-content;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.hero-meta-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-accent);
}

.hero-description {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-text);
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

@media (max-width: 480px) {
  .hero {
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
  }

  .hero-title h1 {
    font-size: 1.5rem;
  }
}

/* Trust Section */
.trust {
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--spacing-lg);
}

.trust-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.trust-label {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.trust-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--color-accent);
}

.trust-badge svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .trust-value {
    font-size: 1.25rem;
  }
}

/* About Section */
.about {
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.about h2 {
  margin-bottom: var(--spacing-lg);
}

.about p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* Services Section */
.services {
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.services h2 {
  margin-bottom: var(--spacing-lg);
}

.services-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.service-pill {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  font-size: 0.95rem;
  color: var(--color-text);
  white-space: nowrap;
  transition: all var(--transition-base);
}

.service-pill:hover {
  border-color: var(--color-accent);
  background-color: var(--color-bg-tertiary);
}

/* Gallery Section */
.gallery {
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.gallery h2 {
  margin-bottom: var(--spacing-lg);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--spacing-md);
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.gallery-item:hover {
  border-color: var(--color-accent);
  transform: scale(1.02);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay svg {
  width: 24px;
  height: 24px;
  color: var(--color-text);
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  }
}

/* Reviews Section */
.reviews {
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.reviews-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.reviews-rating {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.rating-score {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-sm);
}

.rating-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
}

.rating-stars {
  display: flex;
  gap: var(--spacing-xs);
}

.star {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
}

.rating-count {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
}

.reviews-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.review-card {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.review-header {
  display: flex;
  items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.review-author {
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.95rem;
}

.review-date {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
}

.review-stars {
  display: flex;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}

.review-star {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
}

.review-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

/* Credentials Section */
.credentials {
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.credentials h2 {
  margin-bottom: var(--spacing-lg);
}

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

.credential-item {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.credential-label {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.credential-value {
  font-weight: 600;
  color: var(--color-text);
  word-break: break-word;
}

/* Standards Section */
.standards {
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.standards-content {
  padding: var(--spacing-xl);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.standards-content h3 {
  margin-bottom: var(--spacing-md);
}

.standards-content p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* Footer */
footer {
  padding: var(--spacing-2xl) 0;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-text {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  margin-bottom: 0;
}

.footer-link {
  color: var(--color-accent);
  font-weight: 500;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  animation: fadeIn var(--transition-base);
}

.modal.active {
  display: flex;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 90%;
  max-width: 500px;
  max-height: 85vh;
  margin: auto;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  animation: slideUp var(--transition-base);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.modal-header h2 {
  margin: 0;
  font-size: 1.25rem;
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background-color: transparent;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition-base);
  border-radius: var(--radius-md);
}

.modal-close:hover {
  background-color: var(--color-bg-tertiary);
}

.modal-close svg {
  width: 24px;
  height: 24px;
}

.request-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  max-height: calc(85vh - 80px);
  overflow-y: auto;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-group label {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: var(--spacing-md);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
  transition: all var(--transition-base);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-tertiary);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg);
}

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

.form-success {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3xl) var(--spacing-lg);
  min-height: 400px;
}

.success-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--spacing-lg);
}

.success-icon {
  color: var(--color-accent);
  animation: scaleIn var(--transition-base);
}

.success-content h3 {
  margin: 0;
  font-size: 1.25rem;
}

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

/* Gallery Modal */
.gallery-modal {
  flex-direction: column;
}

.gallery-modal.active {
  display: flex;
}

.gallery-modal-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  z-index: 1001;
  animation: fadeIn var(--transition-base);
}

.gallery-close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background-color: rgba(0, 0, 0, 0.5);
  border: none;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition-base);
  border-radius: var(--radius-md);
  z-index: 10;
}

.gallery-close:hover {
  background-color: rgba(0, 0, 0, 0.7);
}

.gallery-close svg {
  width: 32px;
  height: 32px;
}

.gallery-image-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.gallery-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
  animation: zoomIn var(--transition-slow);
}

.gallery-nav {
  position: absolute;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  background-color: rgba(0, 0, 0, 0.5);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.gallery-prev,
.gallery-next {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background-color: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition-base);
  border-radius: var(--radius-md);
}

.gallery-prev:hover,
.gallery-next:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.gallery-prev svg,
.gallery-next svg {
  width: 20px;
  height: 20px;
}

.gallery-counter {
  font-size: 0.875rem;
  color: var(--color-text);
  min-width: 50px;
  text-align: center;
  font-weight: 500;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes scaleIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes zoomIn {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Utility Classes */
.hidden {
  display: none !important;
}

.text-center {
  text-align: center;
}

.empty-state {
  padding: var(--spacing-2xl);
  text-align: center;
  color: var(--color-text-tertiary);
}

/* Mobile Overrides */
@media (max-width: 480px) {
  body {
    font-size: 15px;
  }

  .modal-content {
    width: 95%;
    max-height: 90vh;
    border-radius: var(--radius-md);
  }

  .gallery-nav {
    bottom: var(--spacing-lg);
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .gallery-counter {
    min-width: 40px;
    font-size: 0.8rem;
  }

  .gallery-close {
    top: var(--spacing-md);
    right: var(--spacing-md);
  }
}

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

@media (prefers-color-scheme: light) {
  :root {
    --color-bg: #fafafa;
    --color-bg-secondary: #f5f5f5;
    --color-bg-tertiary: #f0f0f0;
    --color-text: #1a1a1a;
    --color-text-secondary: #595959;
    --color-text-tertiary: #a0a0a0;
    --color-border: #e0e0e0;
  }
}