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

body {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  color: #333;
  line-height: 1.6;
}

/* Header */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  z-index: 100;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: #2563eb;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
}

.hero-icon {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #fff;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

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

nav ul a {
  text-decoration: none;
  color: #555;
  font-weight: 500;
  transition: color 0.2s;
}

nav ul a:hover {
  color: #2563eb;
}

/* Hero */
.hero {
  height: 100vh;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
}

.hero-content h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero-content h1 span {
  color: #bfdbfe;
}

.hero-content p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

/* Button */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  background: #fff;
  color: #2563eb;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

/* Sections */
.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

.section h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: #2563eb;
  position: relative;
  padding-bottom: 0.5rem;
}

.section h2::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: #2563eb;
  margin-top: 0.5rem;
}

/* Works */
.works-section {
  background: #eff6ff;
  max-width: 100%;
  padding: 6rem 2rem;
}

.works-section h2 {
  max-width: 1100px;
  margin: 0 auto 2rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.card {
  background: #fff;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 2px 12px rgba(0,0,0,0.07);
  transition: transform 0.2s;
}

.card:hover {
  transform: translateY(-4px);
}

.card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  color: #2563eb;
}

/* Contact */
form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 600px;
}

form input,
form textarea {
  padding: 0.75rem 1rem;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s;
}

form input:focus,
form textarea:focus {
  outline: none;
  border-color: #2563eb;
}

form .btn {
  background: #2563eb;
  color: #fff;
  align-self: flex-start;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  background: #1e3a5f;
  color: #bfdbfe;
  font-size: 0.9rem;
}