:root {
  --primary-gradient: linear-gradient(135deg, #ffffff 0%, #a855f7 50%, #06b6d4 100%);
  --secondary-gradient: #06b6d4;
  --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --dark-bg: #0a0a0a;
  --card-bg: rgba(255, 255, 255, 0.05);
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --border-color: rgba(255, 255, 255, 0.1);
  --shadow-primary: 0 20px 40px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 30px 60px rgba(0, 0, 0, 0.4);
  --success-color: #4ade80;
  --error-color: #f87171;
}

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

body {
  font-family: "Inter", sans-serif;
  background: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  z-index: 1000;
  /* padding: 1rem 0; */
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.logo {
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--primary-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-decoration: none;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Page Header */
.page-header {
  padding: 120px 0 60px;
  background: radial-gradient(
    ellipse at center,
    rgba(102, 126, 234, 0.1) 0%,
    transparent 70%
  );
  text-align: center;
}

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

.page-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: var(--primary-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-subtitle {
  font-size: 1.3rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Contact Section */
.contact {
  padding: 80px 0;
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  backdrop-filter: blur(20px);
  transition: all 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(102, 126, 234, 0.3);
}

.contact-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-gradient);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  color: white;
}

.contact-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.contact-description {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-detail:hover {
  color: var(--text-primary);
}

.contact-detail i {
  width: 20px;
  color: rgba(102, 126, 234, 0.7);
}

/* Contact Form */
.contact-form {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2.5rem;
  backdrop-filter: blur(20px);
}

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

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-nav);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: rgba(102, 126, 234, 0.5);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

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

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.form-checkbox input[type="checkbox"] {
  margin-top: 0.2rem;
  accent-color: #667eea;
}

.form-checkbox label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.form-checkbox a {
  color: #667eea;
  text-decoration: none;
}

.form-checkbox a:hover {
  text-decoration: underline;
}

.btn {
  padding: 1rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  width: 100%;
  justify-content: center;
}

.btn-primary {
  background: var(--primary-gradient);
  color: white;
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* Form States */
.form-message {
  padding: 1rem;
  border-radius: 10px;
  margin-bottom: 1.5rem;
  display: none;
}

.form-message.success {
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid var(--success-color);
  color: var(--success-color);
}

.form-message.error {
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid var(--error-color);
  color: var(--error-color);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--error-color);
}

.field-error {
  color: var(--error-color);
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: none;
}

/* 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: #fff;
  animation: spin 1s ease-in-out infinite;
}

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

/* Office Locations */
.office-locations {
  padding: 80px 0;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(102, 126, 234, 0.05) 100%
  );
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: var(--primary-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

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

.office-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  backdrop-filter: blur(20px);
  transition: all 0.3s ease;
  text-align: center;
}

.office-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(102, 126, 234, 0.3);
}

.office-name {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.office-address {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.office-contact {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
}

/* Footer */
.footer {
  background: var(--bg-nav);
  padding: 3rem 0 1rem;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.footer-section h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--primary-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-title {
    font-size: 2.5rem;
  }

  .contact-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-form {
    order: -1;
  }
}

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

.animate-fade-in {
  animation: fadeInUp 0.8s ease-out;
}