/* ===========================
   Gulf Coast Waste – Global Styles
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Source+Sans+3:wght@300;400;500;600&display=swap');

:root {
  --green-dark:  #1a5c38;
  --green-mid:   #226b43;
  --green-light: #2e8b57;
  --green-pale:  #e8f4ee;
  --blue-wave:   #3a9bd5;
  --white:       #ffffff;
  --off-white:   #f7faf8;
  --text-dark:   #1a2e22;
  --text-mid:    #3d5c47;
  --text-light:  #6b8c72;
  --border:      #c5dece;
  --shadow:      0 4px 24px rgba(26,92,56,.10);
  --shadow-lg:   0 8px 40px rgba(26,92,56,.15);
  --radius:      12px;
  --radius-lg:   20px;
  --transition:  0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Source Sans 3', sans-serif;
  background: var(--white);
  color: var(--text-dark);
  line-height: 1.65;
  font-size: 16px;
}

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: 'Playfair Display', serif;
  color: var(--green-dark);
  line-height: 1.2;
}
h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }

p { color: var(--text-mid); }

a { color: var(--green-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--green-light); }

/* ── Layout ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 80px 0; }
.section-alt { background: var(--off-white); }

.section-label {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green-light);
  margin-bottom: 10px;
}

.section-title {
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 560px;
}

.divider {
  width: 52px;
  height: 3px;
  background: var(--blue-wave);
  margin: 18px 0 36px;
  border-radius: 2px;
}

/* ── Navigation ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(26,92,56,.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}

.nav-logo img { height: 52px; display: block; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-mid);
  padding: 6px 14px;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--green-pale);
  color: var(--green-dark);
}

.nav-contact {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--green-dark);
  background: var(--green-pale);
  padding: 8px 16px;
  border-radius: 50px;
  white-space: nowrap;
}

.nav-contact svg { width: 15px; height: 15px; flex-shrink: 0; }

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--green-dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 50px;
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--green-dark);
  color: var(--white);
  border-color: var(--green-dark);
}
.btn-primary:hover {
  background: var(--green-light);
  border-color: var(--green-light);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26,92,56,.25);
}

.btn-outline {
  background: transparent;
  color: var(--green-dark);
  border-color: var(--green-dark);
}
.btn-outline:hover {
  background: var(--green-dark);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-wave {
  background: var(--blue-wave);
  color: var(--white);
  border-color: var(--blue-wave);
}
.btn-wave:hover {
  background: #2e85bd;
  border-color: #2e85bd;
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(58,155,213,.30);
}

/* ── Forms ── */
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-mid);
  margin-bottom: 7px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.97rem;
  color: var(--text-dark);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-light);
  box-shadow: 0 0 0 3px rgba(46,139,87,.12);
}
.form-group textarea { resize: vertical; min-height: 110px; }

.contact-toggle {
  display: flex;
  gap: 12px;
}
.contact-toggle label {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 0.97rem;
  font-weight: 500;
  color: var(--text-mid);
  text-transform: none;
  letter-spacing: 0;
}
.contact-toggle input[type="radio"] { display: none; }
.contact-toggle input[type="radio"]:checked + label {
  border-color: var(--green-dark);
  background: var(--green-pale);
  color: var(--green-dark);
}
.contact-toggle label:hover { border-color: var(--green-light); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.contact-field { display: none; }
.contact-field.visible { display: block; animation: fadeIn 0.2s ease; }

.address-wrap { position: relative; }
.address-suggestions {
  position: absolute;
  top: calc(100% + 4px);
  left: 0; right: 0;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 50;
  max-height: 220px;
  overflow-y: auto;
  display: none;
}
.address-suggestions.open { display: block; }
.suggestion-item {
  padding: 11px 16px;
  cursor: pointer;
  font-size: 0.93rem;
  color: var(--text-mid);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.suggestion-item:last-child { border-bottom: none; }
.suggestion-item:hover { background: var(--green-pale); color: var(--green-dark); }

/* ── Cards ── */
.card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

/* ── Footer ── */
.footer {
  background: var(--green-dark);
  color: rgba(255,255,255,.75);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 44px;
}
.footer h4 {
  color: var(--white);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 18px;
  font-family: 'Source Sans 3', sans-serif;
  font-weight: 600;
}
.footer p, .footer a {
  font-size: 0.92rem;
  color: rgba(255,255,255,.68);
  line-height: 1.9;
}
.footer a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: rgba(255,255,255,.45);
}
.footer-logo { height: 44px; display: block; }

.footer-tagline {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.45);
  margin-top: 8px;
}
.footer-logo-wrap {
  display: inline-block;
  background: #fff;
  border-radius: 8px;
  padding: 6px 14px;
  margin-bottom: 4px;
}

/* ── Wave divider ── */
.wave-divider { line-height: 0; }
.wave-divider svg { display: block; }

/* ── Animations ── */
@keyframes fadeIn  { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@keyframes fadeUp  { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: none; } }

.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-up.visible { opacity: 1; transform: none; }

/* ── Alerts ── */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius);
  font-size: 0.93rem;
  margin-bottom: 16px;
  display: none;
}
.alert.show { display: block; }
.alert-success { background: #d4edda; color: #1a5c38; border: 1px solid #b8ddc5; }
.alert-error   { background: #fde8e8; color: #8b1a1a; border: 1px solid #f5c2c2; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .nav-links, .nav-contact { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    gap: 4px;
    box-shadow: var(--shadow);
  }
  .nav-toggle { display: flex; }
  .nav-inner { position: relative; flex-wrap: wrap; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-toggle { flex-direction: column; }
  .section { padding: 56px 0; }
}

/* ── FAQ Accordion ── */
.faq-item { border:1.5px solid var(--border);border-radius:var(--radius);margin-bottom:10px;overflow:hidden;background:var(--white); }
.faq-question {
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;cursor:pointer;
  font-weight:600;font-size:0.95rem;color:var(--text-dark);
  user-select:none;transition:background 0.25s ease;
  list-style:none;
}
.faq-question:hover { background:var(--green-pale); }
.faq-arrow { color:var(--green-light);transition:transform 0.25s ease;font-size:1rem;line-height:1;flex-shrink:0; }
.faq-answer {
  max-height:0;overflow:hidden;
  transition:max-height 0.35s ease, padding 0.35s ease;
  background:var(--off-white);
  padding:0 20px;font-size:0.93rem;color:var(--text-mid);line-height:1.7;
}
.faq-item.open .faq-answer { max-height:400px;padding:16px 20px; }
.faq-item.open .faq-arrow  { transform:rotate(180deg); }