:root {
  /* Light Steel Blue theme */
  --lightsteelblue: #B0C4DE;          /* main page background */
  --text-color:     #222;
  --accent:         #274472;          /* link / hover accent (deeper blue) */
  --alt-bg:         rgba(255,255,255,0.35); /* subtle white overlay for alternating sections */
}

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

body {
  font-family: "Trebuchet MS", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--lightsteelblue);
  color: var(--text-color);
  line-height: 1.6;
}

header {
  background: rgba(255,255,255,0.60);
  padding: 1rem 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  backdrop-filter: blur(5px);
}

header h1 { font-size: 1.75rem; }

nav a {
  margin: 0 .5rem;
  text-decoration: none;
  color: var(--text-color);
  font-weight: bold;
}
nav a:hover { color: var(--accent); }

.container {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding: 2rem;
  max-width: 1200px;
  margin: auto;
}

.intro, .featured, .other-works, .service { flex: 1 1 45ch; }

.profile-photo { flex: 0 1 280px; }
.profile-photo img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  object-fit: cover;
}

h2 { margin-bottom: 1rem; }
h3 { margin-bottom: .75rem; }

ul { padding-left: 1.25rem; }
ul li { margin-bottom: .5rem; }

.full-width   { width: 100%; padding: 2rem 0; }
.alt-bg       { background: var(--alt-bg); }
.full-width>.container { display: block; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill,minmax(200px,1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.gallery-grid img {
  width: 100%;
  border-radius: 4px;
}

footer {
  background: rgba(255,255,255,0.50);
  text-align: center;
  padding: 1rem 2rem;
  font-size: .9rem;
}