/* SNS CONSULTING - Premium Professional Styles */

:root {
  --primary-blue: #2563EB;
  --primary-blue-dark: #1E40AF;
  --primary-blue-light: #3B82F6;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--gray-800);
  scroll-behavior: smooth;
}

/* Navigation Styles */
.nav-header {
  background: white;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.logo {
  display: flex;
  align-items: center;
  color: var(--primary-blue);
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.nav-links {
  display: flex;
  align-items: center;
}

.nav-link {
  color: var(--gray-700);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}

.nav-link:hover {
  color: var(--primary-blue);
}

.nav-link.active {
  color: var(--primary-blue);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary-blue);
}

/* Mobile Menu */
.mobile-menu {
  display: flex;
  flex-direction: column;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--gray-200);
}

.mobile-nav-link {
  padding: 0.75rem 0;
  color: var(--gray-700);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.mobile-nav-link:hover {
  color: var(--primary-blue);
}

/* Button Styles */
.btn-primary {
  background: var(--primary-blue);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--primary-blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background: white;
  color: var(--primary-blue);
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  transition: all 0.3s ease;
  border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
  background: var(--primary-blue);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.btn-white {
  background: white;
  color: var(--primary-blue);
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  transition: all 0.3s ease;
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-copy {
  margin-top: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--gray-100);
  color: var(--gray-700);
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-copy:hover {
  background: var(--gray-200);
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
  padding: 4rem 0;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--gray-600);
  margin-bottom: 2rem;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}

.hero-image-container {
  margin-top: 3rem;
}

.hero-icon {
  font-size: 8rem;
  color: var(--primary-blue);
  opacity: 0.2;
}

/* Section Styles */
.section-white {
  padding: 5rem 0;
  background: white;
}

.section-gray {
  padding: 5rem 0;
  background: var(--gray-50);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--gray-600);
  max-width: 48rem;
  margin: 0 auto;
}

.title-underline {
  width: 80px;
  height: 4px;
  background: var(--primary-blue);
  margin: 0 auto 2rem;
  border-radius: 2px;
}

/* Page Header */
.page-header {
  background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
  border-bottom: 1px solid var(--gray-200);
}

.page-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.page-subtitle {
  font-size: 1.25rem;
  color: var(--gray-600);
}

/* Feature Cards */
.feature-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  color: white;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.75rem;
}

.feature-description {
  color: var(--gray-600);
  line-height: 1.6;
}

/* Service Cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.service-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid var(--gray-200);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
  border-color: var(--primary-blue);
}

.service-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.75rem;
  color: white;
}

.service-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.75rem;
}

.service-description {
  color: var(--gray-600);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

/* Service Detail Card */
.service-detail-card {
  background: white;
  border-radius: 16px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.service-detail-header {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  color: white;
  padding: 3rem 2rem;
  text-align: center;
}

.service-detail-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.service-detail-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.service-rating {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  font-size: 1.125rem;
}

.stars {
  color: #FCD34D;
}

.service-detail-body {
  padding: 2rem;
}

.detail-section {
  margin-bottom: 2.5rem;
}

.detail-section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.detail-section-title i {
  color: var(--primary-blue);
}

.detail-section p {
  color: var(--gray-600);
  line-height: 1.8;
  font-size: 1.125rem;
}

.benefits-list {
  list-style: none;
  padding: 0;
}

.benefits-list li {
  padding: 1rem;
  margin-bottom: 0.75rem;
  background: var(--gray-50);
  border-radius: 8px;
  color: var(--gray-700);
  display: flex;
  align-items: center;
  transition: all 0.3s ease;
}

.benefits-list li:hover {
  background: #DBEAFE;
  transform: translateX(8px);
}

.benefits-list li i {
  color: var(--primary-blue);
  margin-right: 0.75rem;
  font-size: 1.25rem;
}

.process-steps {
  display: grid;
  gap: 1.5rem;
}

.process-step {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--gray-50);
  border-radius: 12px;
  transition: all 0.3s ease;
  border-left: 4px solid var(--primary-blue);
}

.process-step:hover {
  background: #DBEAFE;
  transform: translateX(8px);
}

.process-number {
  width: 50px;
  height: 50px;
  background: var(--primary-blue);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.process-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.process-content p {
  color: var(--gray-600);
  line-height: 1.6;
}

/* Form Styles */
.booking-form-card {
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--gray-200);
}

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

.form-label {
  display: block;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--gray-300);
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: white;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input::placeholder {
  color: var(--gray-400);
}

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

select.form-input {
  cursor: pointer;
}

.success-message {
  text-align: center;
  padding: 3rem;
  animation: fadeIn 0.5s ease;
}

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

/* Testimonial Cards */
.testimonial-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  background: var(--primary-blue);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
  margin-right: 1rem;
}

.stars {
  color: #FCD34D;
}

/* FAQ Styles */
.faq-item {
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.faq-question {
  width: 100%;
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: white;
  border: none;
  cursor: pointer;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-900);
  text-align: left;
  transition: all 0.3s ease;
}

.faq-question:hover {
  color: var(--primary-blue);
}

.faq-question i {
  transition: transform 0.3s ease;
  color: var(--primary-blue);
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--gray-600);
  line-height: 1.8;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.5rem;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  padding: 4rem 0;
}

/* About Page Styles */
.about-card {
  background: white;
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--gray-200);
}

.about-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  margin-right: 1rem;
}

.expertise-item {
  display: flex;
  align-items: center;
  padding: 0.75rem;
  background: var(--gray-50);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.expertise-item:hover {
  background: #DBEAFE;
  transform: translateX(8px);
}

/* Contact Page Styles */
.contact-card {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  padding: 2.5rem;
  border-radius: 16px;
  color: white;
}

.contact-card h3 {
  color: white;
}

.contact-card p {
  color: rgba(255, 255, 255, 0.9);
}

.contact-info-item {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--gray-50);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.contact-info-item:hover {
  background: #DBEAFE;
  transform: translateX(8px);
}

.contact-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  flex-shrink: 0;
}

/* Privacy Policy Styles */
.privacy-content {
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.privacy-section {
  margin-bottom: 2.5rem;
}

.privacy-section h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--primary-blue);
}

.privacy-section p {
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.privacy-section ul {
  list-style: none;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.privacy-section ul li {
  color: var(--gray-600);
  margin-bottom: 0.5rem;
  position: relative;
}

.privacy-section ul li::before {
  content: '•';
  color: var(--primary-blue);
  font-weight: bold;
  position: absolute;
  left: -1.25rem;
}

.contact-box {
  background: var(--gray-50);
  padding: 1.5rem;
  border-radius: 12px;
  border-left: 4px solid var(--primary-blue);
  margin-top: 1rem;
}

.contact-box p {
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

/* Footer */
.footer {
  background: var(--gray-900);
  color: white;
  margin-top: 4rem;
}

.footer h4 {
  color: white;
}

.footer-link {
  color: var(--gray-400);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: var(--primary-blue-light);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1.125rem;
  }

  .section-title {
    font-size: 1.875rem;
  }

  .page-title {
    font-size: 1.875rem;
  }

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

  .booking-form-card,
  .privacy-content {
    padding: 1.5rem;
  }

  .hero-icon {
    font-size: 5rem;
  }
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 0.8s linear infinite;
}

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

/* Smooth Transitions */
* {
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Hide elements */
.hidden {
  display: none !important;
}