/* Base colors */
:root {
  --color-primary: #0000cc;        /* Dark Blue */
  --color-secondary: #0099cc;      /* Light Blue */
  --color-bg: #ccccff;             /* Purple Light Background */
  --color-text: #e2e8f0;           /* Light Gray / White */
  --color-accent: #f6ad55;         /* Soft Orange for highlights */
}

/* Global styles */
body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  scroll-behavior: smooth;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}
a:hover,
a:focus {
  color: var(--color-secondary);
  outline: none;
}

/* Container */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* Header & Nav */
header {
  background-color: #121426;
  padding: 1.5rem 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.7);
  position: sticky;
  top: 0;
  z-index: 999;
}

header h1 {
  margin: 0;
  color: var(--color-primary);
  font-weight: 700;
}

nav {
  margin-top: 0.5rem;
}

nav a {
  margin-right: 1.5rem;
  font-weight: 600;
  font-size: 1.1rem;
}

/* Buttons */
.button {
  background: var(--color-primary);
  color: var(--color-text);
  padding: 0.6rem 1.3rem;
  border-radius: 30px;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(90,103,216,0.6);
  display: inline-block;
  transition: background 0.35s ease, box-shadow 0.35s ease;
  cursor: pointer;
  user-select: none;
  margin-top: 0.8rem;
}

.button:hover,
.button:focus {
  background: var(--color-secondary);
  box-shadow: 0 6px 20px rgba(159,122,234,0.8);
  outline: none;
}

/* Sections & Typography */
section {
  margin-bottom: 3rem;
}

h2 {
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 2rem;
  margin-bottom: 1rem;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

h3 {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

/* Blog image */
.blog-image {
  max-width: 100%;
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.5);
  margin: 1rem 0 1.5rem 0;
  transition: transform 0.3s ease;
}

.blog-image:hover {
  transform: scale(1.03);
}

/* Footer */
footer {
  text-align: center;
  padding: 1.5rem 1rem;
  background-color: #121426;
  color: var(--color-text);
  font-size: 0.9rem;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.5);
  margin-top: 4rem;
}

/* Scroll Animations: Initial State */
.animate {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease-out;
  will-change: opacity, transform;
}

.animate.slide-left {
  transform: translateX(-30px);
}

.animate.slide-right {
  transform: translateX(30px);
}

.animate.zoom {
  transform: scale(0.9);
}

/* Scroll Animations: Visible State */
.animate.visible {
  opacity: 1;
  transform: translateX(0) translateY(0) scale(1);
}

/* Additional subtle flair */
section:hover {
  filter: drop-shadow(0 0 6px var(--color-secondary));
  transition: filter 0.3s ease;
}

/* Responsive */
@media (max-width: 600px) {
  nav a {
    display: block;
    margin: 0.5rem 0;
  }
  .container {
    padding: 1rem;
  }
}

/* Duke-inspired Theme Override */

/* Colors */
:root {
  --duke-blue: #012169;
  --duke-light-blue: #00539b;
  --duke-accent-gold: #c99700;
  --duke-gray: #f4f4f4;
  --duke-dark-gray: #333333;
}

/* Body background and text */
body {
  background-color: var(--duke-gray);
  color: var(--duke-dark-gray);
  font-family: 'Source Sans Pro', Arial, sans-serif;
  line-height: 1.6;
}

/* Header */
header {
  background-color: var(--duke-blue);
  color: white;
  padding: 1rem 2rem;
  font-size: 1.2rem;
  font-weight: bold;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

/* Nav links */
header a {
  color: white;
  text-decoration: none;
  margin: 0 1rem;
  transition: color 0.3s ease;
}

header a:hover {
  color: var(--duke-accent-gold);
}

/* Hero / Main sections */
main, section {
  padding: 2rem 3rem;
  background-color: white;
  margin: 2rem auto;
  max-width: 1000px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* Headings */
h1, h2, h3 {
  color: var(--duke-blue);
  font-family: Georgia, 'Times New Roman', serif;
  margin-bottom: 1rem;
}

/* Buttons */
button, .button, input[type="submit"] {
  background-color: var(--duke-blue);
  color: white;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover, .button:hover, input[type="submit"]:hover {
  background-color: var(--duke-light-blue);
}

/* Footer */
footer {
  background-color: var(--duke-blue);
  color: white;
  padding: 1rem 2rem;
  text-align: center;
  font-size: 0.9rem;
  margin-top: 4rem;
}

/* Animations — KEEP your existing ones */
.fade-in {
  opacity: 0;
  animation: fadeIn ease-in 1;
  animation-fill-mode: forwards;
  animation-duration: 1s;
}

@keyframes fadeIn {
  0% { opacity:0; }
  100% { opacity:1; }
}