:root {
  --accent: #30c5ff;       /* Spiro Disco Ball (light blue) */
  --highlight: #f05d5e;    /* Sunset Orange */
  --alt-highlight: #ffc15e;/* Rajah (yellow/gold) */
  --dark: #003459;         /* Prussian Blue */
  --text-dark: #00171f;    /* Rich Black for text */
  --background: #ffffff;   /* White background */
  --card-bg: #ffffff;
  --radius: 12px;
}

body {
  font-family: system-ui, sans-serif;
  margin: 0;
  background: var(--background);
  color: var(--text-dark);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: 90%;
  max-width: 800px;
  margin: 0 auto;
}

/* ===== NAVIGATION BAR ===== */
nav {
  background: var(--card-bg);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  transition: transform 0.2s ease;
}

.avatar:hover {
  transform: scale(1.05);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: color 0.2s ease;
}

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

/* ===== HEADER ===== */
header {
  text-align: center;
  background: var(--dark);
  color: var(--background);
  padding: 3rem 1rem;
}

header h1 {
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* ===== MAIN CONTENT ===== */
main {
  display: flex;
  justify-content: center;
  padding: 2rem 0;
  flex: 1;
  text-align: center;
}

section {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

/* ===== CENTER IMAGE ===== */
.image-section {
  display: flex;
  justify-content: center;
  align-items: center;
  background: none;
  box-shadow: none;
}

.center-image {
  max-width: 300px;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

/* ===== BUTTONS ===== */
h2 {
  margin-top: 0;
  text-align: center;
}

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

.btn {
  background: var(--accent);
  color: var(--background);
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  transition: background 0.2s ease;
}

.btn:hover {
  background: var(--highlight);
}

/* ===== FOOTER ===== */
footer {
  text-align: center;
  padding: 1rem;
  background: transparent;  /* no color */
  color: var(--text-dark);  /* keep text dark */
  font-size: 0.9rem;
  margin-top: auto;
}