/* Arpal USA — restrained agricultural/forestry theme: deep greens, charcoal, paper. */

:root {
  --green-900: #14261a;
  --green-800: #1d3a24;
  --green-700: #27502f;
  --green-100: #e6efe4;
  --charcoal: #1a1d1a;
  --ink: #23261f;
  --muted: #5c6157;
  --paper: #f7f5ef;
  --card: #ffffff;
  --line: #e2ddcf;
  --amber: #d9a441;
  --amber-dark: #b9862f;
  --red: #b3402e;
  --radius: 10px;
  --maxw: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }

h1, h2, h3, h4 { line-height: 1.25; color: var(--green-900); margin-top: 0; }
h2 { font-size: 1.9rem; margin-bottom: 0.75rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; margin-bottom: 0.5rem; }

a { color: var(--green-700); }
a:hover { color: var(--green-800); }

.section-lede { color: var(--muted); max-width: 46rem; margin: 0 0 2rem; font-size: 1.05rem; }
.fine-print { color: var(--muted); font-size: 0.88rem; }

/* ---------- Status bar ---------- */
.status-bar {
  background: var(--green-900);
  color: #f2efe4;
  font-size: 0.92rem;
  padding: 0.6rem 1.25rem;
  display: flex; gap: 0.6rem; align-items: center; justify-content: center;
  text-align: center;
}
.status-dot {
  flex: 0 0 auto; width: 0.65rem; height: 0.65rem; border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(217, 164, 65, 0.25);
}

/* ---------- Header ---------- */
.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 0.8rem; padding-bottom: 0.8rem; gap: 1rem; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; }
.brand-text { font-weight: 800; letter-spacing: 0.12em; color: var(--green-900); font-size: 1.25rem; }
.brand-sub { color: var(--green-700); }
.main-nav { display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; }
.main-nav a { text-decoration: none; color: var(--ink); font-weight: 600; font-size: 0.95rem; }
.main-nav a:hover { color: var(--green-700); }
.nav-cta {
  background: var(--green-800); color: #fff !important;
  padding: 0.5rem 1rem; border-radius: 999px;
}
.nav-cta:hover { background: var(--green-700); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; text-decoration: none; font-weight: 700;
  padding: 0.8rem 1.6rem; border-radius: var(--radius); border: 2px solid transparent;
  cursor: pointer; font-size: 1rem; transition: background 0.15s, transform 0.05s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--green-800); color: #fff; }
.btn-primary:hover { background: var(--green-700); color: #fff; }
.btn-ghost { border-color: var(--green-800); color: var(--green-800); background: transparent; }
.btn-ghost:hover { background: var(--green-100); color: var(--green-800); }
.btn-submit { width: 100%; margin-top: 1.25rem; font-size: 1.05rem; }
.btn-submit:disabled { opacity: 0.6; cursor: wait; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(39, 80, 47, 0.18), transparent 60%),
    linear-gradient(180deg, var(--green-100) 0%, var(--paper) 100%);
  padding: 4.5rem 0 3.5rem;
}
.eyebrow {
  text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.8rem;
  color: var(--green-700); font-weight: 700; margin: 0 0 0.75rem;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin-bottom: 1rem; }
.lede { font-size: 1.2rem; color: var(--ink); max-width: 44rem; }
.hero-actions { display: flex; gap: 0.9rem; flex-wrap: wrap; margin: 1.75rem 0 1rem; }
.hero-note { color: var(--muted); font-size: 0.95rem; }

/* ---------- Sections ---------- */
section { padding: 3.5rem 0; }
.chipper-vs-shredder { background: var(--card); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.5rem;
}
.chipper-vs-shredder .card { background: var(--paper); }

.group-title { margin: 2.5rem 0 1.25rem; font-size: 1.15rem; color: var(--green-800); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.machine-card h4 { font-size: 1.35rem; margin: 0.25rem 0 0.75rem; }
.model-tag {
  font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--green-700); margin: 0;
}
.machine-card dl { margin: 0 0 0.75rem; }
.machine-card dl > div { display: flex; gap: 0.5rem; padding: 0.3rem 0; border-bottom: 1px dashed var(--line); font-size: 0.95rem; }
.machine-card dl > div:last-child { border-bottom: none; }
.machine-card dt { font-weight: 700; color: var(--muted); min-width: 6.5rem; }
.machine-card dd { margin: 0; }
.machine-card p:last-child { margin-bottom: 0; font-size: 0.95rem; color: var(--muted); }

.about { background: var(--green-900); }
.about h2, .about p, .about strong { color: #f2efe4; }
.about p { color: #d8d5c6; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 48rem; }
.faq-list details {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem 1.25rem; margin-bottom: 0.75rem;
}
.faq-list summary { font-weight: 700; cursor: pointer; color: var(--green-900); }
.faq-list summary::marker { color: var(--green-700); }
.faq-list details p { margin: 0.6rem 0 0.25rem; color: var(--ink); }

/* ---------- Waitlist form ---------- */
.waitlist { background: var(--card); border-top: 1px solid var(--line); }
#lead-form { max-width: 48rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.25rem; }
.field { display: flex; flex-direction: column; }
.field-full { grid-column: 1 / -1; }
.field label { font-weight: 700; font-size: 0.95rem; margin-bottom: 0.35rem; }
.optional { font-weight: 400; color: var(--muted); font-size: 0.85rem; }
.field input, .field select {
  font: inherit; padding: 0.7rem 0.85rem; border: 1px solid var(--line);
  border-radius: 8px; background: var(--paper); color: var(--ink); width: 100%;
}
.field input:focus, .field select:focus {
  outline: 2px solid var(--green-700); outline-offset: 1px; border-color: var(--green-700);
  background: #fff;
}
.field-error { color: var(--red); font-size: 0.85rem; margin: 0.3rem 0 0; min-height: 1.1em; }
.field.invalid input, .field.invalid select { border-color: var(--red); }
.hp { position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin-top: 1rem; font-weight: 600; min-height: 1.6em; }
.form-status.success { color: var(--green-700); }
.form-status.error { color: var(--red); }

/* ---------- Footer ---------- */
.site-footer { background: var(--charcoal); color: #cfccc0; padding: 2.5rem 0; }
.footer-inner { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.footer-brand { font-weight: 800; letter-spacing: 0.12em; color: #fff; margin: 0 0 0.5rem; }
.site-footer a { color: #e8e4d4; }
.site-footer p { margin: 0.25rem 0; font-size: 0.95rem; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .card-grid { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  section { padding: 2.5rem 0; }
  .hero { padding: 3rem 0 2.5rem; }
  .header-inner { justify-content: center; }
  .main-nav { gap: 0.9rem; justify-content: center; }
}