/* ============================================================
   Columbus Construction Cost — Funnel Site
   columbusconstructioncost.com
   Brand: iSpec LLC teal #57c1b6 / dark #1a1a1a
   Fonts: Oswald (display) + Source Sans 3 (body)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Source+Sans+3:ital,wght@0,300;0,400;0,600;0,700;1,400&display=swap');

:root {
  --teal:    #57c1b6;
  --teal-dk: #3da89e;
  --dark:    #1a1a1a;
  --mid:     #2e2e2e;
  --light:   #f5f5f3;
  --white:   #ffffff;
  --muted:   #6b7280;
  --border:  #e5e7eb;
  --red:     #dc3545;
  --font-display: 'Oswald', sans-serif;
  --font-body:    'Source Sans 3', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--dark);
  background: var(--white);
}

/* ── TYPOGRAPHY ─────────────────────────────────────── */
h1,h2,h3,h4,h5 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.01em;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: 1.4rem; }
h4 { font-size: 1.15rem; }
p  { margin-bottom: 1rem; }
a  { color: var(--teal); text-decoration: none; }
a:hover { color: var(--teal-dk); text-decoration: underline; }
strong { font-weight: 700; }

/* ── SITE HEADER ─────────────────────────────────────── */
.site-header {
  background: var(--dark);
  padding: 14px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid var(--teal);
}
.site-header .container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.site-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1.2;
}
.site-logo span { color: var(--teal); }
.site-logo small {
  display: block;
  font-size: 0.65rem;
  font-weight: 400;
  color: #888;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-body);
}
.header-cta {
  background: var(--teal);
  color: var(--dark);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 9px 20px;
  border-radius: 3px;
  white-space: nowrap;
  transition: background 0.2s;
}
.header-cta:hover { background: var(--teal-dk); text-decoration: none; color: var(--white); }

/* ── HERO ─────────────────────────────────────────────── */
.hero {
  background: var(--dark);
  color: var(--white);
  padding: 72px 24px 64px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 80px,
    rgba(87,193,182,0.04) 80px,
    rgba(87,193,182,0.04) 81px
  );
  pointer-events: none;
}
.hero .container {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
}
.hero-eyebrow {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--teal);
}
.hero h1 { color: var(--white); margin-bottom: 20px; }
.hero h1 em { color: var(--teal); font-style: normal; }
.hero-sub {
  font-size: 1.1rem;
  color: #b0b8c4;
  max-width: 580px;
  margin-bottom: 36px;
  font-weight: 300;
}
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-stat-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--teal);
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.8rem;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 4px;
}

/* ── CONTAINER ───────────────────────────────────────── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── COST OVERVIEW GRID ──────────────────────────────── */
.section { padding: 64px 24px; }
.section-alt { background: var(--light); }
.section-dark { background: var(--dark); color: var(--white); }

.section-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--teal);
}

.cost-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  margin-top: 32px;
}
.cost-card {
  background: var(--white);
  padding: 28px 24px;
  transition: background 0.15s;
}
.cost-card:hover { background: #fafffe; }
.cost-card-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 6px;
  font-weight: 600;
}
.cost-card-range {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.1;
}
.cost-card-range em {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--muted);
  font-style: normal;
}
.cost-card-note {
  font-size: 13px;
  color: var(--muted);
  margin-top: 6px;
}

/* ── FACTORS TABLE ───────────────────────────────────── */
.factors-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
  font-size: 15px;
}
.factors-table th {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 10px 16px;
  border-bottom: 2px solid var(--border);
  text-align: left;
}
.factors-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.factors-table tr:last-child td { border-bottom: none; }
.factors-table tr:hover td { background: var(--light); }
.tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
}
.tag-high   { background: #fee2e2; color: #991b1b; }
.tag-med    { background: #fef3c7; color: #92400e; }
.tag-low    { background: #d1fae5; color: #065f46; }

/* ── PAGE NAV CARDS ──────────────────────────────────── */
.page-nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 32px;
}
.page-nav-card {
  display: block;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 24px 20px;
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.15s;
  text-decoration: none;
  color: var(--dark);
}
.page-nav-card:hover {
  border-color: var(--teal);
  box-shadow: 0 4px 16px rgba(87,193,182,0.15);
  transform: translateY(-2px);
  text-decoration: none;
  color: var(--dark);
}
.page-nav-icon {
  font-size: 1.6rem;
  margin-bottom: 10px;
  line-height: 1;
}
.page-nav-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 4px;
}
.page-nav-range {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--teal);
}
.page-nav-note { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* ── LEAD FORM ───────────────────────────────────────── */
.lead-section {
  background: var(--dark);
  color: var(--white);
  padding: 64px 24px;
}
.lead-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}
.lead-inner h2 { color: var(--white); margin-bottom: 10px; }
.lead-inner h2 em { color: var(--teal); font-style: normal; }
.lead-inner p { color: #b0b8c4; margin-bottom: 32px; }
.lead-form {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 32px;
  text-align: left;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}
.form-row.single { grid-template-columns: 1fr; }
@media (max-width: 520px) { .form-row { grid-template-columns: 1fr; } }
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #888;
  font-weight: 600;
  font-family: var(--font-display);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 4px;
  padding: 11px 14px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color 0.2s;
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #555; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--teal);
  background: rgba(87,193,182,0.06);
}
.form-group select option { background: var(--dark); color: var(--white); }
.form-group textarea { resize: vertical; min-height: 90px; }
.form-submit {
  width: 100%;
  background: var(--teal);
  color: var(--dark);
  border: none;
  border-radius: 4px;
  padding: 14px 24px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.2s;
}
.form-submit:hover { background: var(--teal-dk); }
.form-submit:disabled { background: #444; color: #888; cursor: not-allowed; }
.form-note {
  font-size: 12px;
  color: #666;
  text-align: center;
  margin-top: 12px;
}
.form-success {
  display: none;
  text-align: center;
  padding: 24px;
  color: var(--white);
}
.form-success .success-icon { font-size: 2.5rem; margin-bottom: 12px; }
.form-success h3 { color: var(--teal); font-size: 1.4rem; }
.form-error {
  display: none;
  background: rgba(220,53,69,0.15);
  border: 1px solid rgba(220,53,69,0.3);
  border-radius: 4px;
  padding: 10px 14px;
  font-size: 14px;
  color: #f87171;
  margin-bottom: 12px;
}
.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 14px 0;
  font-size: 13px;
  color: #888;
}
.consent-row input[type="checkbox"] {
  width: auto;
  margin-top: 3px;
  flex-shrink: 0;
}

/* ── TRUST STRIP ─────────────────────────────────────── */
.trust-strip {
  background: var(--mid);
  padding: 20px 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.trust-items {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: center;
}
.trust-item {
  font-size: 13px;
  color: #888;
  display: flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}
.trust-item span { color: var(--teal); font-size: 15px; }

/* ── BREADCRUMB ──────────────────────────────────────── */
.breadcrumb {
  background: var(--dark);
  padding: 10px 24px;
  font-size: 13px;
  color: #666;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.breadcrumb .container { display: flex; gap: 8px; align-items: center; }
.breadcrumb a { color: #888; }
.breadcrumb a:hover { color: var(--teal); text-decoration: none; }
.breadcrumb-sep { color: #444; }
.breadcrumb-current { color: var(--teal); }

/* ── FOOTER ──────────────────────────────────────────── */
.site-footer {
  background: #111;
  padding: 40px 24px 24px;
  border-top: 2px solid var(--teal);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 28px;
}
.footer-brand p { font-size: 13px; color: #666; margin-top: 8px; max-width: 240px; }
.footer-links h5 {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 10px;
}
.footer-links a {
  display: block;
  font-size: 13px;
  color: #666;
  margin-bottom: 6px;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--teal); text-decoration: none; }
.footer-bottom {
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 20px;
  border-top: 1px solid #222;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
  color: #444;
}
.footer-bottom a { color: #555; }
.footer-bottom a:hover { color: var(--teal); text-decoration: none; }

/* ── CALLOUT BOX ─────────────────────────────────────── */
.callout {
  border-left: 3px solid var(--teal);
  background: #f0fafa;
  padding: 16px 20px;
  border-radius: 0 6px 6px 0;
  margin: 24px 0;
  font-size: 15px;
}
.callout strong { color: var(--teal-dk); }

/* ── UTILITY ─────────────────────────────────────────── */
.text-teal  { color: var(--teal); }
.text-muted { color: var(--muted); }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-32 { margin-top: 32px; }
.mb-8  { margin-bottom: 8px; }
.mb-24 { margin-bottom: 24px; }

@media (max-width: 640px) {
  .hero { padding: 48px 20px 40px; }
  .section { padding: 48px 20px; }
  .hero-stats { gap: 24px; }
  .lead-form { padding: 20px; }
  .footer-inner { flex-direction: column; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .trust-items { gap: 16px; }
}