@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@600;700&display=swap');

/* CSS Variables - Turquoise Theme */
:root {
  /* Primary turquoise color: RGB(4, 167, 166) */
  --turquoise: rgb(4, 167, 166);
  --turquoise-dark: rgb(3, 150, 149);
  --turquoise-light: rgb(5, 184, 183);
  
  /* Neutral colors */
  --background: #ffffff;
  --foreground: #1a1a1a;
  --muted: #f5f5f5;
  --muted-foreground: #737373;
  --border: #e5e5e5;
  
  /* Spacing */
  --container-padding: 1rem;
  --section-padding: 4rem 0;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  
  /* Border radius */
  --radius: 0.65rem;
  --radius-xl: 1rem;
}

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

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--foreground);
  background-color: var(--background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

@media (min-width: 640px) {
  :root {
    --container-padding: 1.5rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --container-padding: 2rem;
    --section-padding: 6rem 0;
  }
}

@media (min-width: 1280px) {
  :root {
    --section-padding: 8rem 0;
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

@media (min-width: 768px) {
  h1 {
    font-size: 3.75rem;
  }
  h2 {
    font-size: 3rem;
  }
  h3 {
    font-size: 1.875rem;
  }
}

/* Utility Classes */
.text-turquoise {
  color: var(--turquoise);
}

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

.text-justify {
  text-align: justify;
  hyphens: auto;
}

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

.section-padding {
  padding: var(--section-padding);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-xl);
  font-weight: 500;
  text-align: center;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-turquoise {
  background-color: var(--turquoise);
  color: white;
}

.btn-turquoise:hover {
  background-color: var(--turquoise-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(4, 167, 166, 0.3);
}

.btn-outline {
  background-color: var(--muted);
  border: 2px solid var(--border);
  color: var(--foreground);
}

.btn-outline:hover {
  background-color: #e0e0e0;
  border-color: #d0d0d0;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 2rem;
}

.header-logo-section {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-tcoc {
  height: 2.5rem;
}

.logo-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  margin-right: -0.5rem;
}

.logo-divider-text {
  font-size: 0.625rem;
  color: var(--muted-foreground);
  white-space: nowrap;
}

.logo-tss {
  height: 2rem;
}

.nav {
  display: none;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .nav {
    display: flex;
  }
}

.nav a {
  font-weight: 500;
  transition: color 0.2s;
}

.nav a:hover {
  color: var(--turquoise);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: block;
  background: none;
  border: none;
  font-size: 1.5rem;
  padding: 0.5rem;
}

@media (min-width: 1024px) {
  .mobile-menu-btn {
    display: none;
  }
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: white;
  z-index: 2000;
  padding: 2rem;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 2rem;
  padding: 0.5rem;
}

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 4rem;
}

.mobile-menu-nav a {
  font-size: 1.25rem;
  font-weight: 500;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.6));
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 2rem;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: 4rem;
  }
}

.hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* About Section */
.about-section {
  padding: var(--section-padding);
  background-color: white;
}

.about-content {
  max-width: 1100px;
  margin: 0 auto;
}

.about-image {
  width: 100%;
  max-width: 450px;
  margin: 2rem auto;
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

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

.about-feature {
  text-align: center;
  padding: 1.5rem;
}

.about-feature-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  background-color: var(--muted);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--turquoise);
}

/* Services Section */
.services-section {
  padding: var(--section-padding);
  background-color: var(--muted);
}

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

.service-card {
  background-color: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.service-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.service-content {
  padding: 2rem;
}

.service-number {
  color: var(--turquoise);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

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

.service-list li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.service-list li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--turquoise);
  font-weight: bold;
}

/* Team Section */
.team-section {
  padding: var(--section-padding);
  background-color: white;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

.team-photo {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.team-member:hover .team-photo {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
  transform: translateY(-4px);
}

.team-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.team-role {
  color: var(--muted-foreground);
  margin-bottom: 1rem;
}

.team-experience {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* Insights Section */
.insights-section {
  padding: var(--section-padding);
  background-color: var(--muted);
}

.insights-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .insights-content {
    grid-template-columns: 1fr 1fr;
  }
}

.insights-image {
  width: 100%;
  max-width: 350px;
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.insights-text h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

/* Contact Section */
.contact-section {
  padding: var(--section-padding);
  background-color: white;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-top: 3rem;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-form {
  background-color: var(--muted);
  padding: 2rem;
  border-radius: var(--radius);
}

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

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--turquoise);
}

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

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

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

.contact-item-title {
  font-weight: 600;
  font-size: 1.125rem;
}

.contact-item-subtitle {
  color: var(--muted-foreground);
  margin-bottom: 0.5rem;
}

/* Footer */
.footer {
  background-color: var(--muted);
  padding: 3rem 0 1.5rem;
  border-top: 1px solid var(--border);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-logos {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.footer-logo-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.footer-logo-divider-text {
  font-size: 0.625rem;
  color: var(--muted-foreground);
  white-space: nowrap;
}

.footer-logo-tcoc {
  height: 3.5rem;
}

.footer-logo-tss {
  height: 3rem;
}

.footer-section h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

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

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

.footer-links a {
  color: var(--muted-foreground);
  transition: color 0.2s;
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* Alert Messages */
.alert {
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.alert-success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert-error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* Loading Spinner */
.spinner {
  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 1s ease-in-out infinite;
}

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