/* Olivet — Clean, cool, simple light theme */

:root {
  --bg: #f9f7f2;
  --bg-elev: #ffffff;
  --panel: #ffffff;
  --text: #111111;
  --text-muted: #555555;
  --accent: #43D78E;
  --accent-2: #2fb36f;
  --accent-warm: #FF7842;
  --border: #e6e3d9;
  --border-light: #d8d4c7;
  --success: #2fb36f;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 15px;
}

/* Subtle retro nod with mono for labels & stats */
.mono,
nav a,
.btn,
.stat-value,
.eyebrow,
.terminal-label,
code,
pre {
  font-family: var(--font-mono);
}

/* Typography — clean and airy */
h1, h2, h3, .display {
  font-family: var(--font-mono);
  letter-spacing: -0.025em;
  font-weight: 700;
}

.display {
  font-size: clamp(2.75rem, 7vw, 4.5rem);
  line-height: 0.95;
}

h1 { font-size: clamp(2rem, 5vw, 2.75rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2rem); }
h3 { font-size: 1.1rem; font-weight: 600; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.7rem;
  color: var(--accent);
  font-weight: 600;
}

/* Layout — generous whitespace */
.container {
  max-width: 1080px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding-top: 4.5rem;
  padding-bottom: 4.5rem;
}

@media (min-width: 768px) {
  .section { padding-top: 6rem; padding-bottom: 6rem; }
}

/* Clean nav */
.nav {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.4rem 0.7rem;
  transition: color 0.1s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
}

.nav-link.active {
  color: var(--accent);
}

/* Clean cards & panels — light, lifted */
.retro-panel,
.retro-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
  transition: transform 0.1s ease, box-shadow 0.1s ease, border-color 0.1s ease;
}

.retro-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  border-color: var(--border-light);
}

/* Buttons — simple, cool, not busy */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.7rem 1.6rem;
  border-radius: 3px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.1s ease;
}

.btn:hover {
  background: var(--accent-2);
  border-color: var(--accent-2);
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-ghost:hover {
  background: var(--bg-elev);
  border-color: var(--accent);
  color: var(--accent);
}

/* Forms — very clean */
.input,
.textarea,
.select {
  width: 100%;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.95rem;
  padding: 0.65rem 0.9rem;
  border-radius: 3px;
  transition: border-color 0.1s, box-shadow 0.1s;
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(67, 215, 142, 0.1);
}

.textarea {
  min-height: 120px;
  resize: vertical;
}

.label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
  font-family: var(--font-mono);
}

/* Impact stats — big and beautiful */
.stat-value {
  font-size: 2.1rem;
  line-height: 1;
  color: var(--accent);
  font-weight: 700;
  font-family: var(--font-mono);
}

/* Feature bars / viz — clean */
.bar-track {
  height: 8px;
  background: #f0ede5;
  border-radius: 999px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

/* Quote style */
.quote {
  border-left: 3px solid var(--accent-warm);
  padding-left: 1rem;
  color: var(--text-muted);
  font-style: italic;
}

/* Footer */
footer {
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
}

footer a {
  color: var(--text-muted);
  text-decoration: none;
}

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

/* Small utilities */
.divider {
  height: 1px;
  background: var(--border);
}

.badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.1rem 0.5rem;
  border: 1px solid var(--border);
  color: var(--accent);
  background: rgba(67,215,142,0.08);
  border-radius: 2px;
}

/* Success */
.success-box {
  background: rgba(67, 215, 142, 0.08);
  border: 1px solid var(--accent);
  color: var(--text);
  border-radius: 4px;
}

/* Accordion FAQ */
.faq-item summary {
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 1.5rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 0;
  font-size: 1.25rem;
  line-height: 1;
  color: var(--accent);
}
.faq-item[open] summary::after { content: '−'; }

/* Mobile nav */
#mobile-menu {
  display: none;
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  #mobile-menu { display: block; }
}

/* Cool but simple details */
.hero-grid {
  background-image: 
    linear-gradient(rgba(0,0,0,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.015) 1px, transparent 1px);
  background-size: 28px 28px;
}

/* Reduce busyness: tighter but generous spacing in prose */
.prose p { max-width: 65ch; }