* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "Raleway", sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-areas: "sidebar main";
  min-height: 100vh;
  margin: 0;
  padding: 0;
}
:root {
  --primary-dark: #780000;
  --primary-red: #c1121f;
  --accent-cream: #f7e0b2;
  --primary-blue: #003049;
  --secondary-blue: #24485f;
  --white: #fffefb;
  --light-pink: #f4c6c6;

  --bg-primary: var(--white);
  --bg-secondary: var(--light-pink);
  --bg-card: var(--white);
  --text-primary: var(--primary-blue);
  --text-secondary: var(--secondary-blue);
  --text-muted: #6b7280;
  --border-color: #e5e7eb;
  --shadow: rgba(0, 48, 73, 0.1);
  --lines: var(--primary-blue);
  --icon: var(--primary-blue);
  --icon-after: var(--primary-red);

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --sidebar-width: 280px;

  --transition: all 0.3s ease;
}
[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #334155;
  --text-primary: var(--white);
  --text-secondary: var(--accent-cream);
  --text-muted: #94a3b8;
  --border-color: #475569;
  --shadow: rgba(0, 0, 0, 0.4);
  --lines: #64748b;
  --icon: var(--white);
  --icon-after: var(--accent-cream);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Bitter", serif;
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}
h1 {
  font-size: 3.5rem;
  font-weight: 700;
}

h2 {
  font-size: 2.5rem;
  font-weight: 600;
}

h3 {
  font-size: 1.875rem;
  font-weight: 600;
}

h4 {
  font-size: 1.25rem;
  font-weight: 500;
}

p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}
.highlight {
  color: var(--primary-red);
  font-weight: 700;
}
.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xs);
  position: relative;
}

.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-red), var(--secondary-blue));
  margin: var(--spacing-sm) auto;
  border-radius: var(--radius-sm);
}
.section-subtitle {
  text-align: center;
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-lg);
}

.main-content {
  min-height: 100vh;
  transition: var(--transition);
  overflow-x: auto;
}
section {
  padding: var(--spacing-xl) var(--spacing-md);
}

section[id] {
  scroll-margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary-red), var(--primary-dark));
  color: var(--white);
  box-shadow: 0 4px 15px var(--shadow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(193, 18, 31, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 2px solid var(--text-secondary);
}

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

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

/* might use !*/
.text-center {
  text-align: center;
}

.text-gradient {
  background: linear-gradient(
    135deg,
    var(--primary-red),
    var(--secondary-blue)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header {
  margin-bottom: var(--spacing-xl);
}

.grid {
  display: grid;
  gap: var(--spacing-md);
}

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.hidden {
  display: none;
}
/* Responsive Grid Breakpoints */
@media (min-width: 769px) and (max-width: 1024px) {
  body {
    grid-template-columns: 250px 1fr;
  }

  :root {
    --sidebar-width: 250px;
  }
}

@media (min-width: 1025px) {
  body {
    grid-template-columns: 280px 1fr;
  }

  :root {
    --sidebar-width: 280px;
  }
}