/* رنگ‌ها را می‌توانید بعداً تغییر دهید */
:root {
  /* پس‌زمینه‌های اصلی */
  --color-bg-1: #172D15; /* تیره 1 */
  --color-bg-2: #1d381a; /* تیره 2 */

  /* سطوح و بخش‌ها */
  --color-surface-1: #233D20; /* سطح 1 */
  --color-surface-2: #36802D; /* سطح 2 (اکسنت) */

  /* هایلایت‌ها */
  --color-accent-1: #77ab59; /* سبز روشن 1 */
  --color-accent-2: #c9df8a; /* سبز روشن 2 */

  /* متن‌ها */
  --color-text: #f0f7da; /* متن روشن */
  --color-text-dim: #d8e6c2; /* متن کم‌رنگ‌تر */

  /* سایه و مرز */
  --shadow-color: rgba(0, 0, 0, 0.25);
  --border-color: rgba(255, 255, 255, 0.08);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Vazirmatn', system-ui, -apple-system, Segoe UI, Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
  background: linear-gradient(180deg, var(--color-bg-1), var(--color-bg-2));
  color: var(--color-text);
  line-height: 1.8;
}

/* Ensure form controls and buttons inherit Persian font */
button, input, textarea, select { font: inherit; }

img { max-width: 100%; display: block; }
a { color: var(--color-accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: min(1100px, 92%);
  margin-inline: auto;
}

.section { padding: 64px 0; }
.section-title {
  margin: 0 0 24px;
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  color: var(--color-accent-2);
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-dim);
  margin-bottom: 32px;
  font-size: 16px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: saturate(120%) blur(8px);
  background: color-mix(in srgb, var(--color-bg-1) 85%, transparent);
  border-bottom: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.site-header.scrolled {
  padding: 0.5rem 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.header-inner { 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  padding: 12px 0; 
}

.brand { 
  display: inline-flex; 
  align-items: center; 
  gap: 10px; 
  color: var(--color-text); 
}

.brand-logo { 
  width: 36px; 
  height: 36px; 
  object-fit: contain; 
  filter: drop-shadow(0 2px 6px var(--shadow-color)); 
}

.brand-name { 
  font-weight: 700; 
  letter-spacing: -0.2px; 
}

.nav { 
  display: flex; 
  gap: 32px; 
  align-items: center; 
}

.nav a { 
  color: var(--color-text); 
  font-weight: 500; 
  transition: color 0.3s ease;
  position: relative;
}

.nav a:hover { 
  color: var(--color-accent-1);
  text-decoration: none;
}

.nav a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  right: 0;
  background-color: var(--color-accent-1);
  transition: width 0.3s ease;
}

.nav a:hover::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn:hover { 
  color: var(--color-accent-1); 
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  text-align: center;
}

.btn:hover { 
  transform: translateY(-2px);
  text-decoration: none;
}

.btn-primary { 
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-accent-1));
  color: var(--color-text);
  box-shadow: 0 4px 15px rgba(54, 128, 45, 0.3);
}

.btn-primary:hover { 
  background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
  color: var(--color-bg-1);
  box-shadow: 0 6px 20px rgba(54, 128, 45, 0.4);
}

.btn-secondary { 
  background: transparent;
  border: 2px solid var(--color-surface-2);
  color: var(--color-text);
}

.btn-secondary:hover { 
  background: var(--color-surface-2);
  color: var(--color-text);
}

/* Hero Section */
.hero { 
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--color-bg-1), var(--color-bg-2), var(--color-surface-1));
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 70%, rgba(55, 128, 45, 0.1), transparent 50%),
              radial-gradient(circle at 70% 30%, rgba(119, 171, 89, 0.1), transparent 50%);
}

.hero-inner { 
  display: grid; 
  grid-template-columns: 1fr 1fr; 
  gap: 48px; 
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-text h1 { 
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--color-accent-2);
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
  animation: fadeInUp 1s ease-out;
}

.hero-text p { 
  font-size: 1.3rem;
  margin-bottom: 32px;
  color: var(--color-text);
  opacity: 0.9;
  animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin: 2rem 0;
  animation: fadeInUp 1s ease-out 0.6s both;
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent-1);
  display: block;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text);
  opacity: 0.8;
}

.hero-ctas { 
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.9s both;
}

.hero-visual { 
  height: 400px;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-accent-1));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  font-size: 1.2rem;
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.hero-visual::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(119, 171, 89, 0.1), transparent);
  transition: left 0.5s ease;
}

.hero-visual:hover::before {
  left: 100%;
}

@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; height: 180px; }
  .hero-stats { gap: 2rem; }
  .stat-number { font-size: 2rem; }
}

/* Features Section */
.features-grid { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
  gap: 32px; 
  margin-top: 48px;
}

.feature-card { 
  background: linear-gradient(135deg, var(--color-surface-1), var(--color-bg-1));
  padding: 32px;
  border-radius: 15px;
  text-align: center;
  border: 1px solid var(--color-surface-2);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(119, 171, 89, 0.1), transparent);
  transition: left 0.5s ease;
}

.feature-card:hover::before {
  left: 100%;
}

.feature-card:hover { 
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

.feature-icon { 
  font-size: 3rem;
  margin-bottom: 16px;
  color: var(--color-accent-1);
}

.feature-card h3 { 
  color: var(--color-accent-2);
  margin-bottom: 16px;
  font-size: 1.3rem;
}

.feature-card p { 
  color: var(--color-text);
  opacity: 0.9;
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
  text-align: right;
}

.feature-list li {
  color: var(--color-text);
  margin-bottom: 8px;
  position: relative;
  padding-right: 1.5rem;
}

.feature-list li::before {
  content: '✓';
  position: absolute;
  right: 0;
  color: var(--color-accent-1);
  font-weight: bold;
}

@media (max-width: 860px) { 
  .features-grid { grid-template-columns: 1fr; } 
}

/* Slider Section */
.slider-section {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--color-bg-2), var(--color-surface-1));
}

.slider-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
}

.slider {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  min-height: 300px;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateX(100%);
  background: linear-gradient(135deg, var(--color-surface-1), var(--color-surface-2));
  padding: 4rem 2rem;
  text-align: center;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide.active {
  opacity: 1;
  transform: translateX(0);
}

.slide.prev {
  transform: translateX(-100%);
}

.slide h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--color-accent-2);
}

.slide p {
  font-size: 1.1rem;
  max-width: 600px;
  color: var(--color-text);
}

.slider-nav {
  text-align: center;
  margin-top: 2rem;
}

.slider-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-surface-2);
  margin: 0 5px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.slider-dot.active {
  background-color: var(--color-accent-1);
  transform: scale(1.2);
  position: relative;
  overflow: hidden;
}

.slider-dot.active::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(201, 223, 138, 0.8), transparent);
  animation: progress 5s linear infinite;
}

@keyframes progress {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* Portfolio Section */
.portfolio {
  padding: 5rem 0;
  background-color: var(--color-bg-1);
}

.filter-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.8rem 1.5rem;
  background-color: var(--color-surface-1);
  color: var(--color-text);
  border: 2px solid var(--color-surface-2);
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--color-surface-2);
  color: var(--color-text);
  transform: translateY(-2px);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.portfolio-card {
  background: linear-gradient(135deg, var(--color-bg-2), var(--color-surface-1));
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
  transition: all 0.3s ease;
  border: 1px solid var(--color-surface-2);
  position: relative;
}

.portfolio-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

.portfolio-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(45deg, var(--color-surface-2), var(--color-accent-1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

/* Price badge */
.price-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--color-accent-2);
  color: var(--color-bg-1);
  padding: 6px 12px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 4px 12px var(--shadow-color);
  border: 1px solid var(--border-color);
}

.portfolio-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.portfolio-image div {
  font-size: 4rem;
  opacity: 0.8;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.portfolio-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(0,0,0,0.3));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.portfolio-card:hover .portfolio-image::before {
  opacity: 1;
}

.portfolio-content {
  padding: 1.5rem;
}

.portfolio-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--color-accent-2);
}

.portfolio-description {
  color: var(--color-text-dim);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.portfolio-tech {
  margin-bottom: 1rem;
}

.tech-title {
  font-size: 0.9rem;
  color: var(--color-text-dim);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-tag {
  background: var(--color-accent-1);
  color: var(--color-bg-1);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

.portfolio-features {
  margin-bottom: 1.5rem;
}

.features-title {
  font-size: 0.9rem;
  color: var(--color-text-dim);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

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

.features-list li {
  color: var(--color-text);
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  padding-right: 1rem;
  position: relative;
}

.features-list li::before {
  content: '✓';
  color: var(--color-accent-2);
  position: absolute;
  right: 0;
  font-weight: bold;
}

.portfolio-link {
  display: inline-block;
  background: var(--color-accent-2);
  color: var(--color-bg-1);
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  text-align: center;
  width: 100%;
}

.portfolio-link:hover {
  background: var(--color-accent-1);
  transform: translateY(-2px);
  text-decoration: none;
}

.portfolio-cta {
  text-align: center;
  margin-top: 3rem;
}

.portfolio-cta .btn {
  display: inline-block;
  padding: 1rem 2rem;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.portfolio-cta .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.card-image {
  height: 200px;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-accent-1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  font-size: 1.2rem;
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.card-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(23, 45, 21, 0.9);
  color: var(--color-accent-2);
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
}

.card-content {
  padding: 1.5rem;
}

.card-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-accent-2);
}

.card-category {
  color: var(--color-accent-1);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  font-weight: 500;
}

.card-description {
  color: var(--color-text);
  margin-bottom: 1rem;
  opacity: 0.9;
}

.card-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tech-tag {
  background-color: var(--color-surface-2);
  color: var(--color-text);
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.8rem;
}

.card-actions {
  display: flex;
  gap: 1rem;
}

/* Portfolio actions (button + price) */
.portfolio-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.price-chip {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  background: var(--color-accent-2);
  color: var(--color-bg-1);
  font-weight: 600;
  line-height: 1;
  user-select: none;
  pointer-events: none;
  border: none;
}

/* keep legacy badge for other potential uses */
.price-badge { /* no change to existing definition */ }

@media (max-width: 1024px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .portfolio-grid { grid-template-columns: 1fr; }
}

/* Process Section */
.process {
  padding: 5rem 0;
  background-color: var(--color-bg-1);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.process-step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-accent-1));
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  margin: 0 auto 1rem;
}

.process-step h3 {
  color: var(--color-accent-2);
  margin-bottom: 1rem;
}

.process-step p {
  color: var(--color-text);
  opacity: 0.9;
}

/* Testimonials Section */
.testimonials {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--color-surface-1), var(--color-bg-2));
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.testimonial-card {
  background: linear-gradient(135deg, var(--color-bg-1), var(--color-surface-1));
  padding: 2rem;
  border-radius: 15px;
  border: 1px solid var(--color-surface-2);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -10px;
  right: 20px;
  font-size: 4rem;
  color: var(--color-surface-2);
  font-family: serif;
}

.testimonial-text {
  color: var(--color-text);
  margin-bottom: 1.5rem;
  font-style: italic;
  line-height: 1.8;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-accent-1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  font-weight: bold;
  font-size: 1.2rem;
}

.author-info h4 {
  color: var(--color-accent-2);
  margin-bottom: 0.2rem;
}

.author-info p {
  color: var(--color-accent-1);
  font-size: 0.9rem;
}

/* FAQ Section */
.faq {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--color-bg-2), var(--color-surface-1));
}

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

.faq-item {
  background: linear-gradient(135deg, var(--color-surface-1), var(--color-bg-1));
  border: 1px solid var(--color-surface-2);
  border-radius: 10px;
  margin-bottom: 1rem;
  overflow: hidden;
}

.faq-question {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s ease;
}

.faq-question:hover {
  background-color: var(--color-surface-2);
}

.faq-question h3 {
  color: var(--color-accent-2);
  font-size: 1.1rem;
}

.faq-toggle {
  color: var(--color-accent-1);
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer.active {
  max-height: 200px;
}

.faq-answer p {
  padding: 0 1.5rem 1.5rem;
  color: var(--color-text);
  opacity: 0.9;
}

/* Contact Section */
.contact {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--color-bg-2), var(--color-surface-1));
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info {
  background: linear-gradient(135deg, var(--color-surface-1), var(--color-bg-1));
  padding: 2rem;
  border-radius: 15px;
  border: 1px solid var(--color-surface-2);
}

.contact-info h3 {
  color: var(--color-accent-2);
  margin-bottom: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-accent-1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

.contact-form {
  background-color: var(--color-surface-1);
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  border: 1px solid var(--color-surface-2);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--color-accent-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 1rem;
  background-color: var(--color-bg-1);
  border: 2px solid var(--color-surface-2);
  border-radius: 8px;
  color: var(--color-text);
  font-family: 'Vazirmatn', sans-serif;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent-1);
}

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

.form-group select option {
  background-color: var(--color-bg-1);
  color: var(--color-text);
}

.social-media {
  text-align: center;
  margin-top: 3rem;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background-color: var(--color-surface-1);
  border: 2px solid var(--color-surface-2);
  border-radius: 50%;
  color: var(--color-text);
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-link:hover {
  background-color: var(--color-surface-2);
  transform: translateY(-2px);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 3000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.8);
}

.modal-content {
  background: linear-gradient(135deg, var(--color-surface-1), var(--color-bg-1));
  margin: 5% auto;
  padding: 2rem;
  border: 1px solid var(--color-surface-2);
  border-radius: 15px;
  width: 90%;
  max-width: 600px;
  position: relative;
}

.close {
  color: var(--color-accent-1);
  float: left;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
}

.close:hover {
  color: var(--color-accent-2);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 20px;
  left: 20px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-accent-1));
  color: var(--color-text);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(54, 128, 45, 0.4);
}

/* Footer */
.site-footer {
  background: var(--color-bg-1);
  border-top: 1px solid var(--border-color);
  padding: 32px 0;
}

.footer-inner { 
  text-align: center; 
  color: var(--color-text-dim);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.trust-seal {
  margin-top: 10px;
}

.trust-seal img {
  height: 60px;
  width: auto;
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.trust-seal img:hover {
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .footer-content {
    gap: 15px;
  }
  
  .trust-seal img {
    height: 50px;
  }
}

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

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1rem;
  }
  
  .process-steps {
    grid-template-columns: 1fr;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
}

.hidden { 
  display: none; 
}