/* =========================================================
   Richmond Crawl Space Experts — Design System
   Palette: pine-ink / working teal / amber readout accent
   Type: Space Grotesk (display) + Inter (body) + IBM Plex Mono (data)
   ========================================================= */

:root{
  /* Color tokens */
  --ink:        #14282A;
  --ink-soft:   #24403F;
  --teal:       #0E6B63;
  --teal-dark:  #0A4F49;
  --teal-pale:  #E7F0EE;
  --teal-pale-2:#F1F6F5;
  --amber:      #E2A73E;
  --amber-dark: #C4871F;
  --bg:         #F5F7F6;
  --surface:    #FFFFFF;
  --muted:      #4C6664;
  --border:     #DCE3E1;
  --border-strong: #C3D0CD;
  --danger:     #A6432F;

  /* Type */
  --font-display: 'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Layout */
  --container: 1180px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(20,40,42,0.06), 0 1px 1px rgba(20,40,42,0.04);
  --shadow-md: 0 8px 24px rgba(20,40,42,0.10);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; height: auto; }
a{ color: var(--teal); text-decoration: none; }
a:hover{ color: var(--teal-dark); }

:focus-visible{
  outline: 3px solid var(--amber);
  outline-offset: 2px;
  border-radius: 2px;
}

h1, h2, h3, h4{
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2rem, 4.4vw, 3.1rem); font-weight: 700; }
h2{ font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3{ font-size: clamp(1.15rem, 2vw, 1.5rem); }
h4{ font-size: 1.05rem; }
p{ margin: 0 0 1em; color: var(--ink-soft); }
.lede{ font-size: 1.15rem; color: var(--muted); }

ul, ol{ margin: 0 0 1em; padding-left: 1.25em; color: var(--ink-soft); }
li{ margin-bottom: 0.4em; }

.container{ max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container--narrow{ max-width: 820px; }

section{ padding: 64px 0; }
section.tight{ padding: 40px 0; }
.section-alt{ background: var(--teal-pale-2); }
.section-ink{ background: var(--ink); color: #fff; }
.section-ink h2, .section-ink h3, .section-ink p{ color: #fff; }
.section-ink .muted{ color: #C7DAD7; }

.eyebrow{
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  color: var(--teal);
  font-weight: 600;
  display: inline-block;
  margin-bottom: 0.85em;
}
.section-ink .eyebrow{ color: var(--amber); }

.muted{ color: var(--muted); }

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  text-align: center;
  transition: background .15s ease, color .15s ease, border-color .15s ease, transform .1s ease;
}
.btn-primary{ background: var(--amber); color: var(--ink); border-color: var(--amber); }
.btn-primary:hover{ background: var(--amber-dark); border-color: var(--amber-dark); color: var(--ink); transform: translateY(-1px); }
.btn-outline{ background: transparent; color: #fff; border-color: rgba(255,255,255,0.55); }
.btn-outline:hover{ background: rgba(255,255,255,0.1); color: #fff; border-color: #fff; }
.btn-teal{ background: var(--teal); color: #fff; border-color: var(--teal); }
.btn-teal:hover{ background: var(--teal-dark); border-color: var(--teal-dark); color: #fff; }
.btn-block{ width: 100%; }
.btn-lg{ padding: 16px 30px; font-size: 1.05rem; }

/* ---------- Header / Nav ---------- */
.site-header{
  position: sticky; top: 0; z-index: 100;
  background: rgba(245,247,246,0.94);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .container{ display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 24px; }
.brand{ display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.12rem; color: var(--ink); white-space: nowrap; }
.brand-mark{ width: 34px; height: 34px; flex-shrink: 0; }
.brand small{ display:block; font-family: var(--font-body); font-weight: 500; font-size: 0.68rem; color: var(--muted); letter-spacing: 0.02em; }

.nav-primary{ display: flex; align-items: center; gap: 26px; flex: 1; justify-content: center; }
.nav-primary a{ color: var(--ink-soft); font-weight: 500; font-size: 0.94rem; padding: 8px 2px; position: relative; }
.nav-primary a:hover{ color: var(--teal); }
.has-dropdown{ position: relative; }
.has-dropdown > a::after{ content: ''; display: inline-block; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg); margin-left: 6px; }
.dropdown{
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-md);
  box-shadow: var(--shadow-md); padding: 10px; min-width: 260px;
  display: none; flex-direction: column; gap: 2px;
}
.has-dropdown:hover .dropdown, .has-dropdown:focus-within .dropdown{ display: flex; }
.dropdown a{ padding: 9px 12px; border-radius: var(--radius-sm); font-size: 0.92rem; }
.dropdown a:hover{ background: var(--teal-pale-2); }

.header-cta{ display: flex; align-items: center; gap: 14px; }
.nav-toggle{ display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span{ display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: transform .2s ease, opacity .2s ease; }

@media (max-width: 980px){
  .nav-primary{ display: none; }
  .header-cta .btn{ display: none; }
  .nav-toggle{ display: block; }
  .site-header.nav-open .nav-primary{
    display: flex; flex-direction: column; align-items: flex-start; gap: 2px;
    position: absolute; top: 78px; left: 0; right: 0; background: #fff;
    border-bottom: 1px solid var(--border); padding: 10px 24px 20px; box-shadow: var(--shadow-md);
  }
  .site-header.nav-open .nav-primary a{ width: 100%; padding: 12px 4px; border-bottom: 1px solid var(--border); }
  .site-header.nav-open .dropdown{ position: static; transform: none; display: flex; box-shadow: none; border: none; padding: 0 0 8px 12px; }
  .site-header.nav-open .header-cta .btn{ display: inline-flex; margin: 14px 24px 20px; }
  .site-header.nav-open .header-cta{ position: absolute; top: 78px; left:0; right:0; }
}

/* ---------- Sticky mobile CTA bar ---------- */
.sticky-cta{
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 110;
  background: var(--ink); padding: 12px 16px;
  box-shadow: 0 -6px 20px rgba(0,0,0,0.18);
}
.sticky-cta .btn{ width: 100%; }
@media (max-width: 980px){ .sticky-cta{ display: block; } body{ padding-bottom: 74px; } }

/* ---------- Hero ---------- */
.hero{
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  color: #fff;
  background: var(--ink);
  overflow: hidden;
}
.hero-media{ position: absolute; inset: 0; }
.hero-media img{ width: 100%; height: 100%; object-fit: cover; }
.hero-media::after{
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(10,25,26,0.92) 0%, rgba(10,25,26,0.72) 38%, rgba(10,25,26,0.28) 68%, rgba(10,25,26,0.15) 100%);
}
.hero-content{ position: relative; z-index: 2; max-width: 620px; padding: 90px 0; }
.hero h1{ color: #fff; margin-bottom: 0.4em; }
.hero p.lede{ color: #E5EEEC; margin-bottom: 1.6em; }
.hero-actions{ display: flex; flex-wrap: wrap; gap: 14px; }
.hero-trust{ margin-top: 34px; display: flex; flex-wrap: wrap; gap: 18px 28px; }
.hero-trust li{ list-style: none; font-size: 0.86rem; color: #CFE3E0; display: flex; align-items: center; gap: 8px; margin: 0; }
.hero-trust svg{ flex-shrink: 0; }

.page-hero{
  position: relative; color: #fff; background: var(--ink);
  min-height: 380px; display: flex; align-items: flex-end;
}
.page-hero-media{ position: absolute; inset: 0; }
.page-hero-media img{ width: 100%; height: 100%; object-fit: cover; }
.page-hero-media::after{ content:''; position:absolute; inset:0; background: linear-gradient(180deg, rgba(10,25,26,0.35) 0%, rgba(10,25,26,0.88) 100%); }
.page-hero-content{ position: relative; z-index: 2; padding: 60px 0 44px; max-width: 760px; }
.page-hero h1{ color: #fff; margin-bottom: 0.3em; }
.page-hero .lede{ color: #DCEBE8; }
.breadcrumb{ font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.04em; color: #AFC8C4; margin-bottom: 18px; text-transform: uppercase; }
.breadcrumb a{ color: #AFC8C4; }
.breadcrumb a:hover{ color: #fff; }

/* ---------- Cards / Grids ---------- */
.grid{ display: grid; gap: 24px; }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
.grid-4{ grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px){ .grid-3, .grid-4{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px){ .grid-3, .grid-4, .grid-2{ grid-template-columns: 1fr; } }

.card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 26px; box-shadow: var(--shadow-sm);
}
.card h3{ margin-bottom: 0.4em; }
.card p:last-child{ margin-bottom: 0; }
.service-card{ display: flex; flex-direction: column; height: 100%; }
.service-card .icon{ width: 44px; height: 44px; color: var(--teal); margin-bottom: 14px; }
.service-card a.card-link{ margin-top: auto; font-weight: 600; font-size: 0.92rem; display: inline-flex; align-items: center; gap: 6px; padding-top: 10px; }
.service-card a.card-link::after{ content: '→'; transition: transform .15s ease; }
.service-card a.card-link:hover::after{ transform: translateX(3px); }

/* ---------- Process steps ---------- */
.steps{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
@media (max-width: 900px){ .steps{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px){ .steps{ grid-template-columns: 1fr; } }
.step{ position: relative; padding-top: 8px; }
.step-num{
  font-family: var(--font-mono); font-size: 0.85rem; color: var(--amber);
  border: 1px solid var(--border-strong); width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; margin-bottom: 14px;
}
.section-ink .step-num{ border-color: rgba(255,255,255,0.3); }

/* ---------- Readout / signature component ---------- */
.readout{
  font-family: var(--font-mono);
  background: var(--ink);
  color: var(--amber);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  display: inline-block;
  box-shadow: inset 0 0 0 1px rgba(226,167,62,0.25);
}
.readout .readout-value{ font-size: 2.1rem; font-weight: 600; line-height: 1; }
.readout .readout-label{ font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.1em; color: #9FD6CC; margin-top: 8px; }
.stat-row{ display: flex; flex-wrap: wrap; gap: 18px; }
.stat-box{
  font-family: var(--font-mono); background: var(--ink); color: #fff;
  border-radius: var(--radius-md); padding: 22px 24px; flex: 1; min-width: 150px;
}
.stat-box .num{ color: var(--amber); font-size: 1.9rem; font-weight: 600; display:block; }
.stat-box .lbl{ font-size: 0.72rem; color: #B9D3CF; text-transform: uppercase; letter-spacing: 0.08em; margin-top: 6px; display:block; }

/* ---------- Cost estimator ---------- */
.estimator{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px; box-shadow: var(--shadow-md);
}
.estimator-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
@media (max-width: 760px){ .estimator-grid{ grid-template-columns: 1fr; } }
.field{ margin-bottom: 20px; }
.field label{ display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 8px; }
.field input[type="range"]{ width: 100%; accent-color: var(--teal); }
.field-value{ font-family: var(--font-mono); color: var(--teal-dark); font-weight: 600; }
.condition-options{ display: flex; flex-direction: column; gap: 8px; }
.condition-option{ border: 1.5px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px; cursor: pointer; display: flex; gap: 10px; align-items: flex-start; }
.condition-option:hover{ border-color: var(--teal); }
.condition-option.active{ border-color: var(--teal); background: var(--teal-pale-2); }
.condition-option input{ margin-top: 3px; accent-color: var(--teal); }
.condition-option .opt-title{ font-weight: 600; font-size: 0.92rem; }
.condition-option .opt-desc{ font-size: 0.82rem; color: var(--muted); }
.estimator-result{ background: var(--ink); border-radius: var(--radius-md); padding: 26px; text-align: center; }
.estimator-result .range{ font-family: var(--font-mono); font-size: 2.1rem; color: var(--amber); font-weight: 700; }
.estimator-result .range-label{ color: #B9D3CF; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; margin-top: 6px; }
.estimator-disclaimer{ font-size: 0.78rem; color: var(--muted); margin-top: 14px; }

/* ---------- Forms ---------- */
.lead-form{ background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 30px; box-shadow: var(--shadow-md); }
.lead-form h3{ margin-bottom: 0.25em; }
.lead-form .form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px){ .lead-form .form-row{ grid-template-columns: 1fr; } }
.lead-form label{ display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; }
.lead-form input, .lead-form select, .lead-form textarea{
  width: 100%; padding: 11px 13px; border: 1.5px solid var(--border-strong); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.95rem; background: #fff; color: var(--ink);
}
.lead-form input:focus, .lead-form select:focus, .lead-form textarea:focus{ border-color: var(--teal); outline: none; }
.lead-form .field-wrap{ margin-bottom: 14px; }
.lead-form .form-note{ font-size: 0.78rem; color: var(--muted); margin-top: 12px; }
.form-success{ display:none; text-align:center; padding: 30px 10px; }
.form-success h3{ margin-bottom: 8px; }
.form-error{ display:none; color: var(--danger); font-size: 0.85rem; margin-top: 10px; }

/* Hero-embedded compact form */
.hero-form{ background: rgba(255,255,255,0.98); border-radius: var(--radius-lg); padding: 26px; box-shadow: var(--shadow-md); margin-top: 26px; max-width: 460px; }
.hero-form h3{ color: var(--ink); font-size: 1.05rem; margin-bottom: 14px; }

/* ---------- FAQ ---------- */
.faq-item{ border-bottom: 1px solid var(--border); }
.faq-q{
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: 20px 0; font-family: var(--font-display); font-size: 1.02rem; font-weight: 600; color: var(--ink);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-q .plus{ font-size: 1.3rem; color: var(--teal); transition: transform .2s ease; flex-shrink: 0; }
.faq-item.open .faq-q .plus{ transform: rotate(45deg); }
.faq-a{ display: none; padding-bottom: 20px; color: var(--muted); max-width: 720px; }
.faq-item.open .faq-a{ display: block; }

/* ---------- Signs / symptom checklist ---------- */
.symptom-list{ list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.symptom-list li{
  display: flex; gap: 14px; align-items: flex-start; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-md); padding: 16px 18px;
}
.symptom-list .mark{ color: var(--amber-dark); font-family: var(--font-mono); font-weight: 700; flex-shrink: 0; }

/* ---------- Location page bits ---------- */
.area-tags{ display: flex; flex-wrap: wrap; gap: 10px; }
.area-tag{ background: var(--teal-pale); color: var(--teal-dark); font-size: 0.84rem; font-weight: 600; padding: 8px 14px; border-radius: 20px; }
.area-tag.linked{ background: var(--surface); border: 1px solid var(--border-strong); }

/* ---------- Footer ---------- */
.site-footer{ background: var(--ink); color: #C7DAD7; padding: 64px 0 28px; }
.footer-grid{ display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 44px; }
@media (max-width: 800px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px){ .footer-grid{ grid-template-columns: 1fr; } }
.footer-brand{ display:flex; align-items:center; gap:10px; font-family: var(--font-display); font-weight: 700; color: #fff; font-size: 1.1rem; margin-bottom: 14px; }
.site-footer h4{ color: #fff; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 16px; }
.site-footer a{ color: #C7DAD7; }
.site-footer a:hover{ color: #fff; }
.site-footer ul{ list-style:none; padding:0; margin:0; }
.site-footer li{ margin-bottom: 10px; font-size: 0.92rem; }
.footer-bottom{ border-top: 1px solid rgba(255,255,255,0.12); padding-top: 24px; font-size: 0.82rem; color: #90ACA8; display:flex; flex-wrap:wrap; justify-content:space-between; gap:10px; }
.footer-disclaimer{ font-size: 0.8rem; color: #7F9C98; max-width: 640px; margin-top: 6px; }

/* ---------- Utility ---------- */
.center{ text-align: center; }
.mt-0{ margin-top: 0; }
.section-head{ max-width: 680px; margin-bottom: 40px; }
.section-head.center{ margin-left: auto; margin-right: auto; }
.two-col{ display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
@media (max-width: 860px){ .two-col{ grid-template-columns: 1fr; gap: 28px; } }
.two-col img{ border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.divider{ height: 1px; background: var(--border); border: none; margin: 0; }
.badge-row{ display: flex; flex-wrap: wrap; gap: 10px 22px; align-items:center; }
.badge-row .badge{ display:flex; align-items:center; gap:8px; font-size:0.85rem; color: var(--muted); }
.skip-link{ position:absolute; left:-999px; top:0; background:#fff; color:#000; padding:10px 16px; z-index:200; }
.skip-link:focus{ left:12px; top:12px; }