/* ════════════════════════════════════════════════════
   Sight – Shared Site Theme
   Injected into all pages for visual consistency
   with the new homepage design system.
════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800&family=DM+Serif+Display:ital@0;1&family=DM+Mono:wght@400;500&display=swap');

:root {
  --bg:         #f8f9fc;
  --surf:       #ffffff;
  --surf2:      #eef2ff;
  --border:     #dde3f0;
  --border2:    #c7d0e8;
  --accent:     #4f46e5;
  --accentL:    #6366f1;
  --accentXL:   #818cf8;
  --cyan:       #0891b2;
  --green:      #059669;
  --yellow:     #d97706;
  --red:        #dc2626;
  --text:       #0f1729;
  --text2:      #4b5680;
  --text3:      #8892b8;
  --r:          14px;
  --r-sm:       8px;
  --r-lg:       20px;
  --transition: .22s ease;
  --font-sans:  'Manrope', system-ui, sans-serif;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-mono:  'DM Mono', 'Courier New', monospace;
}

/* ── Reset to light theme ── */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg) !important;
  color: var(--text) !important;
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ── Nav override ── */
#nav, nav {
  position: sticky !important;
  top: 0;
  z-index: 50;
  height: 62px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(248,249,252,0.88) !important;
  border-bottom: 1px solid rgba(221,227,240,0.7) !important;
  box-shadow: none;
  transition: box-shadow .25s ease;
}
#nav.scrolled, nav.scrolled {
  box-shadow: 0 1px 24px rgba(79,70,229,0.07);
}
.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
  height: 62px;
  display: flex;
  align-items: center;
  gap: 0;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-right: 40px;
  flex-shrink: 0;
  color: var(--text) !important;
}
.nav-brand-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  color: var(--text) !important;
  letter-spacing: -0.02em;
}
.nav-brand-icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, #4f46e5, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text2) !important;
  text-decoration: none;
  transition: all var(--transition);
}
.nav-links a:hover {
  color: var(--text) !important;
  background: var(--surf2) !important;
}
.nav-ctas {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--r-sm);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
  font-family: var(--font-sans);
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accentL));
  color: #fff !important;
  box-shadow: 0 4px 16px rgba(79,70,229,0.28);
}
.btn-primary:hover {
  opacity: .9;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(79,70,229,0.35);
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--text2) !important;
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accentXL) !important;
  background: var(--surf2);
}
.btn-secondary {
  background: var(--surf2);
  border: 1px solid var(--border2);
  color: var(--text2) !important;
}
.btn-secondary:hover {
  background: #e8edfa;
  color: var(--text) !important;
}
.btn-large { padding: 13px 28px; font-size: 15px; }

/* ── Section utilities ── */
.section { padding: 96px 0; background: var(--bg) !important; }
.section-alt { background: var(--surf) !important; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 28px; }
.label {
  display: inline-block;
  background: rgba(79,70,229,0.08);
  border: 1px solid rgba(79,70,229,0.2);
  color: var(--accent);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.label.cyan { background: rgba(8,145,178,0.08); border-color: rgba(8,145,178,0.22); color: var(--cyan); }
.label.green { background: rgba(5,150,105,0.08); border-color: rgba(5,150,105,0.22); color: var(--green); }

h1, h2, h3, h4 {
  color: var(--text) !important;
  letter-spacing: -0.02em;
}
h2.section-heading {
  font-family: var(--font-display);
  font-size: clamp(28px,3.5vw,42px);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 14px;
}
.section-sub { font-size: 17px; color: var(--text2); max-width: 560px; line-height: 1.7; }
.section-sub.centered { text-align: center; margin: 0 auto; }
.text-center { text-align: center; }
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Cards ── */
.card {
  background: var(--surf) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--r) !important;
  padding: 28px;
  color: var(--text) !important;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 8px 32px rgba(79,70,229,0.1);
  transform: translateY(-2px);
}

/* ── Blog-specific overrides ── */
.post-body { color: var(--text2) !important; }
.post-body h2, .post-body h3 { color: var(--text) !important; }
.post-body a { color: var(--accent); }
.post-body a:hover { color: var(--accentL); }
.post-body code {
  background: var(--surf2);
  color: var(--accent);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.9em;
}
.post-body pre {
  background: #0f1729;
  color: #dde1f0;
  border-radius: var(--r);
  padding: 20px;
  overflow-x: auto;
  font-family: var(--font-mono);
}

/* ── Footer override ── */
footer, #footer {
  background: #0f1729 !important;
  color: rgba(255,255,255,0.6) !important;
  padding: 60px 0 32px;
}
footer a, #footer a {
  color: rgba(255,255,255,0.5) !important;
  text-decoration: none;
}
footer a:hover, #footer a:hover { color: #fff !important; }

/* ── Animations ── */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}
@keyframes slideUpFade {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal { opacity: 0; transform: translateY(24px); }
.reveal.in-view { animation: slideUpFade 0.65s cubic-bezier(0.16,1,0.3,1) forwards; }

/* ── Nav scroll script ── */