/* NestClass.com — Global Styles */
/* Dark manufacturing aesthetic. Amber accent. Professional. */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500;9..40,600;9..40,700&family=JetBrains+Mono:wght@400;500&family=Fraunces:ital,opsz,wght@0,9..144,600;0,9..144,700;1,9..144,400&display=swap');

:root {
  --bg: #0B0F14;
  --bg2: #0D1117;
  --card: #111820;
  --border: #1E2A38;
  --accent: #F59E0B;
  --accent-dim: #D97706;
  --text: #E2E8F0;
  --text-dim: #8899AA;
  --green: #22C55E;
  --red: #EF4444;
  --blue: #3B82F6;
  --white: #FFFFFF;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: opacity 0.2s; }
a:hover { opacity: 0.85; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-alt { background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

h1, h2, h3 { font-family: 'Fraunces', serif; color: var(--white); line-height: 1.2; }
h1 { font-size: clamp(32px, 5vw, 48px); font-weight: 700; }
h2 { font-size: 36px; font-weight: 700; margin-bottom: 12px; }
h3 { font-size: 22px; font-weight: 600; margin-bottom: 8px; }

.accent { color: var(--accent); }
.sub { font-size: 17px; color: var(--text-dim); max-width: 640px; margin-bottom: 40px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
}

.btn-primary {
  display: inline-block;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  color: #000;
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
  border: none;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  transition: transform 0.15s;
}
.btn-primary:hover { transform: translateY(-1px); opacity: 1; color: #000; }

.btn-outline {
  display: inline-block;
  padding: 14px 32px;
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
}

code, pre {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
}

pre {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  overflow-x: auto;
  line-height: 1.7;
  color: var(--text-dim);
}

/* NAV */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11,15,20,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0;
}
.nav-logo {
  display: flex; align-items: center; gap: 8px;
  text-decoration: none;
}
.nav-logo-icon {
  width: 28px; height: 28px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; color: #000;
}
.nav-logo-text {
  font-family: 'Fraunces', serif;
  font-size: 20px; font-weight: 700; color: var(--white);
}
.nav-links { display: flex; gap: 24px; align-items: center; font-size: 14px; }
.nav-links a { color: var(--text-dim); }
.nav-links a:hover { color: var(--accent); }
.nav-cta {
  color: #000 !important; background: var(--accent);
  padding: 6px 16px; border-radius: 6px; font-weight: 600; font-size: 13px;
}

/* GRID */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }

/* TABLE */
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table th {
  padding: 12px 16px; text-align: left; color: var(--text-dim);
  font-weight: 600; font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.5px; border-bottom: 2px solid var(--border);
}
.data-table td {
  padding: 10px 16px; border-bottom: 1px solid rgba(30,42,56,0.3);
  font-size: 13px;
}

/* FOOTER */
.footer { border-top: 1px solid var(--border); padding: 40px 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; }
.footer-heading {
  font-size: 12px; color: var(--accent); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 12px;
}
.footer-link { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 6px; }
.footer-bottom {
  margin-top: 24px; padding-top: 20px;
  border-top: 1px solid rgba(30,42,56,0.15);
  font-size: 12px; color: rgba(136,153,170,0.5); text-align: center;
}

/* PROSE (blog/content pages) */
.prose { max-width: 720px; margin: 0 auto; }
.prose h1 { margin-bottom: 16px; }
.prose h2 { font-size: 28px; margin: 48px 0 12px; }
.prose h3 { font-size: 20px; margin: 32px 0 8px; }
.prose p { margin-bottom: 20px; color: var(--text); line-height: 1.75; font-size: 16px; }
.prose ul, .prose ol { margin: 0 0 20px 24px; color: var(--text); line-height: 1.75; font-size: 16px; }
.prose li { margin-bottom: 8px; }
.prose strong { color: var(--white); }
.prose blockquote {
  border-left: 3px solid var(--accent);
  padding: 12px 20px; margin: 24px 0;
  background: var(--card); border-radius: 0 8px 8px 0;
  color: var(--text-dim); font-style: italic;
}

/* BREADCRUMBS */
.breadcrumbs { font-size: 13px; color: var(--text-dim); margin-bottom: 24px; }
.breadcrumbs a { color: var(--text-dim); }
.breadcrumbs a:hover { color: var(--accent); }

/* FORM */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 4px; }
.form-input, .form-textarea, .form-select {
  width: 100%; padding: 10px 14px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
  color: var(--white); font-size: 15px; font-family: 'DM Sans', sans-serif;
}
.form-input:focus, .form-textarea:focus { outline: none; border-color: var(--accent); }
.form-textarea { min-height: 120px; resize: vertical; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .grid-2, .grid-3, .footer-grid { grid-template-columns: 1fr; }
  h2 { font-size: 28px; }
  .nav-links { gap: 12px; font-size: 13px; }
  .section { padding: 48px 0; }
}