/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@200;300;400;500;600;700&family=Roboto:wght@100;300;400;500;700;900&display=swap');

/* CSS Variables - Design Tokens */
:root {
  /* Colors */
  --primary: #0400f2;
  --accent: #21c2f8;
  --white: #ffffff;
  --dark-slate-grey: #313035;
  --off-white: #ebebf0;
  --medium-grey: #444b50;
  
  /* Typography */
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Roboto', sans-serif;
  
  /* Spacing */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 40px;
  --spacing-xl: 60px;
  --spacing-2xl: 80px;
  --spacing-3xl: 120px;
  
  /* Container widths */
  --container-max: 1200px;
  --container-md: 940px;
  --container-sm: 640px;
}

/* Reset & Global Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--dark-slate-grey);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 500;
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Utility Classes */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-sm {
  width: 100%;
  max-width: var(--container-sm);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-align: center;
  border-radius: 4px;
  transition: all 0.3s ease;
  cursor: pointer;
}

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

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

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

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

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--dark-slate-grey);
  padding: var(--spacing-sm) 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav__logo img {
  display: block;
}

.nav__toggle {
  display: none;
  padding: 8px;
}

.nav__menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav__menu a {
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 1px;
  padding: 8px 12px;
  transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
  background-color: var(--primary);
  color: var(--white);
  padding: calc(80px + var(--spacing-xl)) var(--spacing-md) var(--spacing-3xl);
  text-align: center;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__content {
  max-width: 900px;
}

.hero__title {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.hero__subtitle {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 400;
  line-height: 1.4;
  margin-bottom: var(--spacing-lg);
}

.hero__tagline {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: var(--spacing-xl);
  opacity: 0.95;
}

/* About Section */
.about {
  background-color: var(--white);
  padding: var(--spacing-3xl) var(--spacing-md);
}

.about__heading {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--dark-slate-grey);
}

.about p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--medium-grey);
  margin-bottom: var(--spacing-md);
}

.about__tagline {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 500;
  margin-top: var(--spacing-xl);
  color: var(--primary);
  letter-spacing: 2px;
}

/* Services Section */
.services {
  background-color: var(--off-white);
  padding: var(--spacing-3xl) var(--spacing-md);
}

.services__title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--dark-slate-grey);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: var(--container-md);
  margin: 0 auto;
}

.service-item {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: 8px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.service-item__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--spacing-sm);
}

.service-item__title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 500;
  color: var(--dark-slate-grey);
}

/* Team Section */
.team {
  background-color: var(--white);
  padding: var(--spacing-3xl) var(--spacing-md);
}

.team__header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.team__subtitle {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--spacing-sm);
}

.team__title {
  color: var(--dark-slate-grey);
}

.team__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.team-card {
  background-color: var(--off-white);
  padding: var(--spacing-lg);
  border-radius: 8px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.team-card__image {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
  object-fit: cover;
}

.team-card__name {
  font-size: 20px;
  margin-bottom: var(--spacing-xs);
  color: var(--dark-slate-grey);
}

.team-card__title {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.team-card__description {
  font-size: 14px;
  line-height: 1.6;
  color: var(--medium-grey);
}

/* Contact Section */
.contact {
  background-color: var(--white);
  color: var(--dark-slate-grey);
  padding: var(--spacing-3xl) var(--spacing-md);
}

.contact__header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.contact__title {
  color: var(--dark-slate-grey);
  margin-bottom: var(--spacing-sm);
}

.contact__subtitle {
  color: var(--medium-grey);
  font-size: 16px;
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 600;
  color: var(--dark-slate-grey);
  font-size: 14px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--off-white);
  border-radius: 8px;
  font-size: 16px;
  font-family: var(--font-body);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  background-color: var(--white);
  color: var(--dark-slate-grey);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(4, 0, 242, 0.1);
}

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

.form-message {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  text-align: center;
  display: none;
}

.form-message.success {
  background: #c6f6d5;
  color: #22543d;
  border: 1px solid #9ae6b4;
  display: block;
}

.form-message.error {
  background: #fed7d7;
  color: #742a2a;
  border: 1px solid #fc8181;
  display: block;
}

/* Cloudflare Turnstile styling */
.cf-turnstile {
  display: flex;
  justify-content: center;
}

#submitBtn .btn-loader {
  display: none;
}

#submitBtn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Responsive Design */
@media (max-width: 991px) {
  .team__grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }
}

@media (max-width: 767px) {
  .nav__toggle {
    display: block;
  }
  
  .nav__menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--dark-slate-grey);
    flex-direction: column;
    gap: 0;
    padding: 0;
    display: none;
  }
  
  .nav__menu.active {
    display: flex;
    padding: var(--spacing-sm) 0;
  }
  
  .nav__menu li {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .nav__menu a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .hero {
    padding: calc(60px + var(--spacing-lg)) var(--spacing-md) var(--spacing-2xl);
  }
  
  .services__grid {
    grid-template-columns: 1fr;
  }
  
  .team__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 479px) {
  :root {
    --spacing-xl: 40px;
    --spacing-2xl: 60px;
    --spacing-3xl: 80px;
  }
  
  .btn {
    padding: 12px 24px;
    font-size: 12px;
  }
}

/* Form Message */
.form-message {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 4px;
  text-align: center;
  font-size: 0.9rem;
  display: none;
}

.form-message.success {
  display: block;
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-message.error {
  display: block;
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* Footer */
.footer {
  background-color: var(--color-dark-slate-grey);
  color: #fff;
  text-align: center;
  padding: 2rem 0;
  margin-top: 4rem;
}

.footer p {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.9;
}