/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Font imports */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=Newsreader:wght@400;600&display=swap');

:root {
  --color-bg: #faf9f5;
  --color-bg-alt: #EFEBE2;
  --color-bg-dark: #10151F;
  --color-bg-dark-alt: #161D2B;
  --color-text: #10151F;
  --color-text-light: #5A6472;
  --color-text-lighter: #8A8372;
  --color-text-dark: #EFECE5;
  --color-text-dark-light: #C9D1DC;
  --color-text-dark-lighter: #A3ADBB;
  --color-accent: #E0894F;
  --color-accent-dark: #A2491F;
  --color-border: #E0DACE;
  --color-border-dark: #3A4453;
  --color-border-darker: #262F3D;
  --max-width: 1180px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

/* Typography */
h1, h2, h3 {
  font-weight: 600;
  letter-spacing: -0.01em;
}

h1 {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 72px;
  line-height: 1.04;
  font-weight: 400;
  letter-spacing: -0.025em;
}

h2 {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 44px;
  line-height: 1.12;
  font-weight: 400;
  letter-spacing: -0.02em;
}

h3 {
  font-size: 24px;
}

/* Layout */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

section {
  padding: 96px 32px;
  border-bottom: 1px solid var(--color-border);
}

/* Header and Navigation */
header {
  position: sticky;
  top: 0;
  background: rgba(250, 249, 245, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: 18px 32px;
  z-index: 1000;
}

.header-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.logo {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 22px;
  color: var(--color-text);
  text-decoration: none;
}

nav {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

nav a {
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 14.5px;
  transition: color 0.2s;
}

nav a:hover {
  color: var(--color-text);
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 11px 20px;
  min-height: 44px;
  box-sizing: border-box;
  border-radius: 2px;
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 500;
  transition: opacity 0.2s;
}

.btn:hover {
  opacity: 0.9;
}

.btn-primary {
  background: var(--color-bg-dark);
  color: var(--color-bg);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-bg-dark);
  font-weight: 600;
  padding: 15px 26px;
  font-size: 15.5px;
}

.btn-outline {
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-dark);
  font-weight: 500;
  padding: 15px 26px;
  font-size: 15.5px;
}

/* Label */
.label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
}

.label-light {
  color: var(--color-accent);
}

/* Cards */
.card {
  background: #FFFDF8;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 32px;
}

.card-dark {
  background: var(--color-bg-dark-alt);
  border: 1px solid var(--color-border-darker);
}

/* Grid layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 40px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

@media (max-width: 1024px) {
  .grid-3, .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  
  h1 {
    font-size: 48px;
  }
  
  h2 {
    font-size: 32px;
  }
  
  nav {
    gap: 16px;
  }
}

/* Hero section */
.hero {
  padding: 120px 32px;
  background: var(--color-bg-dark);
  color: var(--color-text-dark);
  border-bottom: 1px solid var(--color-border-dark);
}

.hero h1 {
  color: var(--color-text-dark);
}

.hero p {
  color: var(--color-text-dark-light);
}

/* Dark sections */
.section-dark {
  background: var(--color-bg-dark);
  color: var(--color-text-dark);
  border-bottom: 1px solid var(--color-border-dark);
}

.section-dark h2,
.section-dark h3 {
  color: var(--color-text-dark);
}

.section-dark p {
  color: var(--color-text-dark-lighter);
}

/* Alt sections */
.section-alt {
  background: var(--color-bg-alt);
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

th {
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border-dark);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-dark-lighter);
  font-weight: 500;
}

td {
  padding: 18px;
  border-bottom: 1px solid var(--color-border-darker);
  color: var(--color-text-dark-light);
}

tr:last-child td {
  border-bottom: none;
}

/* Footer */
footer {
  background: #0A0E16;
  color: var(--color-text-dark-lighter);
  padding: 64px 32px 48px;
}

footer a {
  color: var(--color-text-dark-lighter);
  text-decoration: none;
  transition: color 0.2s;
}

footer a:hover {
  color: var(--color-text-dark);
}

/* Utility classes */
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-20 { margin-top: 20px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-40 { margin-top: 40px; }
.mt-48 { margin-top: 48px; }
.mt-52 { margin-top: 52px; }
.mt-64 { margin-top: 64px; }

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

/* Practice cards */
.practice-card {
  background: #FFFDF8;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 32px 28px;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: transform 0.2s, box-shadow 0.2s;
}

.practice-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.practice-card-dark {
  background: var(--color-bg-dark);
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-dark);
}

.practice-card-dark:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Case study card */
.case-study-card {
  background: #FFFDF8;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 32px;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: transform 0.2s, box-shadow 0.2s;
}

.case-study-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* Link styles */
.link-arrow {
  display: inline-block;
  margin-top: 24px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  color: inherit;
}

.link-arrow:hover {
  text-decoration: underline;
}