/* ==========================================================================
   Fort Wayne HVAC Pros — Design Tokens + Component Styles
   Art Direction: Professional home services — trustworthy, clean, warm
   Palette: Navy blue (authority) + warm orange accent (energy, urgency)
   Fonts: General Sans (body, clean modern) + Cabinet Grotesk (display, bold)
   ========================================================================== */

/* --- Fonts --- */
/* Cabinet Grotesk for bold display headings, General Sans for body */

/* --- Design Tokens --- */
:root {
  /* Type Scale (fluid) */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);

  /* Spacing (4px base) */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Trebuchet MS', sans-serif;
  --font-body: 'General Sans', 'Helvetica Neue', Arial, sans-serif;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Header */
  --header-h: 64px;
}

/* --- Light Mode (default) --- */
:root {
  --color-bg:           #F7F6F2;
  --color-surface:      #FFFFFF;
  --color-surface-alt:  #F0EDE8;
  --color-border:       #D4D1CA;
  --color-divider:      #E8E5E0;

  --color-text:         #1B2A4A;
  --color-text-muted:   #5A6577;
  --color-text-faint:   #9BA3B0;
  --color-text-inverse: #FFFFFF;

  --color-primary:       #E85D26;
  --color-primary-hover: #D04A18;
  --color-primary-dark:  #B83D10;

  --color-navy:         #1B2A4A;
  --color-navy-light:   #2A3D66;

  --shadow-sm: 0 1px 3px rgba(27,42,74,0.06);
  --shadow-md: 0 4px 12px rgba(27,42,74,0.08);
  --shadow-lg: 0 12px 32px rgba(27,42,74,0.12);
}

/* --- Dark Mode (auto-detect from system preference) --- */
@media (prefers-color-scheme: dark) {
:root {
  --color-bg:           #111827;
  --color-surface:      #1F2937;
  --color-surface-alt:  #1A2332;
  --color-border:       #374151;
  --color-divider:      #2D3748;

  --color-text:         #E5E7EB;
  --color-text-muted:   #9CA3AF;
  --color-text-faint:   #6B7280;
  --color-text-inverse: #111827;

  --color-primary:       #F08A5D;
  --color-primary-hover: #E87840;
  --color-primary-dark:  #D06830;

  --color-navy:         #E5E7EB;
  --color-navy-light:   #C8CDD6;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.5);
}
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.section {
  padding-block: clamp(var(--space-12), 6vw, var(--space-24));
}

.section--alt {
  background: var(--color-surface-alt);
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-h);
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
  z-index: 1000;
  transition: box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: var(--space-4);
}

body {
  padding-top: var(--header-h);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-navy);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  white-space: nowrap;
  line-height: 1.2;
  flex-shrink: 0;
}

.logo svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.logo:hover {
  color: var(--color-primary);
}

/* Nav */
.main-nav ul {
  display: flex;
  gap: var(--space-6);
  list-style: none;
}

.main-nav a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-1) 0;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-interactive);
}

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

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

/* Header phone */
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text-inverse);
  background: var(--color-primary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}

.header-cta:hover {
  background: var(--color-primary-hover);
  color: var(--color-text-inverse);
}

.header-cta svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Dark/Light mode is auto-detected from OS preference via CSS media query */

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-interactive), opacity var(--transition-interactive);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  line-height: 1.3;
  transition: background var(--transition-interactive), transform var(--transition-interactive);
}

.btn:hover {
  background: var(--color-primary-hover);
  color: var(--color-text-inverse);
  transform: translateY(-1px);
}

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

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--white {
  background: var(--color-surface);
  color: var(--color-primary);
  font-weight: 700;
}

.btn--white:hover {
  background: var(--color-bg);
  color: var(--color-primary-hover);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-navy);
  color: var(--color-text-inverse);
}

.hero__bg {
  position: absolute;
  inset: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(27,42,74,0.88) 0%, rgba(27,42,74,0.65) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: var(--space-16) 0 var(--space-12);
  max-width: 680px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(4px);
}

.hero__badge svg {
  width: 14px;
  height: 14px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
  color: #fff;
}

.hero__sub {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--space-8);
  max-width: 540px;
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.7);
  font-weight: 500;
}

.hero__trust-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ==========================================================================
   Page Header (inner pages)
   ========================================================================== */

.page-header {
  background: var(--color-navy);
  color: var(--color-text-inverse);
  padding: var(--space-12) 0 var(--space-10);
  text-align: center;
}

@media (prefers-color-scheme: dark) {
  .page-header { background: var(--color-surface-alt); }
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  margin-bottom: var(--space-2);
  color: #fff;
}

.page-header p {
  color: rgba(255,255,255,0.8);
  font-size: var(--text-base);
}

/* ==========================================================================
   Card Grid (Services overview on home)
   ========================================================================== */

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}

.card__icon svg {
  width: 24px;
  height: 24px;
}

.card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  line-height: 1.6;
}

.card__link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.card__link:hover {
  color: var(--color-primary-hover);
}

/* ==========================================================================
   Section Headings
   ========================================================================== */

.section__header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.section__header h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

.section__header p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ==========================================================================
   Pillars (Why Choose Us)
   ========================================================================== */

.pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.pillar {
  text-align: center;
}

.pillar__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
  border-radius: var(--radius-lg);
  margin: 0 auto var(--space-4);
  color: var(--color-primary);
}

.pillar__icon svg {
  width: 28px;
  height: 28px;
}

.pillar h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.pillar p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 360px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ==========================================================================
   Service Area
   ========================================================================== */

.area-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2) var(--space-6);
  max-width: 600px;
  margin: var(--space-6) auto 0;
  list-style: none;
}

.area-list li {
  padding: var(--space-2) 0 var(--space-2) var(--space-5);
  position: relative;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.area-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
}

/* ==========================================================================
   CTA Banner
   ========================================================================== */

.cta-banner {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding-block: clamp(var(--space-10), 5vw, var(--space-16));
  text-align: center;
}

.cta-banner h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-2);
}

.cta-banner p {
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--space-6);
  font-size: var(--text-base);
}

/* ==========================================================================
   Services Page
   ========================================================================== */

.service-list {
  max-width: 800px;
  margin: 0 auto;
}

.service-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--color-divider);
}

.service-item:last-child {
  border-bottom: none;
}

.service-item h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.service-item p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  line-height: 1.6;
}

.service-item ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-5);
}

.service-item li {
  padding: var(--space-1) 0 var(--space-1) var(--space-5);
  position: relative;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.service-item li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

/* ==========================================================================
   About Page
   ========================================================================== */

.content-narrow {
  max-width: 720px;
  margin: 0 auto;
}

.content-narrow h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.content-narrow p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

/* ==========================================================================
   Contact Page
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

.contact-phone-block h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.contact-phone-number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-primary);
  text-decoration: none;
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

.contact-phone-number:hover {
  color: var(--color-primary-hover);
}

.contact-details h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
  margin-top: var(--space-6);
  color: var(--color-text);
}

.contact-details p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.hours-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-2);
}

.hours-table td {
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-divider);
}

.hours-table td:last-child {
  text-align: right;
}

/* Contact Form */
.contact-form-wrap h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-5);
  color: var(--color-text);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-1);
  color: var(--color-text);
}

.required {
  color: var(--color-primary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

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

.form-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
}

/* ==========================================================================
   Article Layout
   ========================================================================== */

.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

.article-header {
  margin-bottom: var(--space-6);
}

.article-header h1 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.article-date {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin: var(--space-8) 0 var(--space-3);
  color: var(--color-text);
}

.article-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  margin: var(--space-6) 0 var(--space-2);
  color: var(--color-text);
}

.article-body p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.article-body ul,
.article-body ol {
  padding-left: var(--space-5);
  margin-bottom: var(--space-4);
}

.article-body li {
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
  font-size: var(--text-sm);
}

.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }

.article-body blockquote {
  border-left: 4px solid var(--color-primary);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-5) 0;
  background: var(--color-surface-alt);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-body blockquote p {
  color: var(--color-text);
  font-style: italic;
  margin-bottom: 0;
}

/* Sidebar */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.sidebar-cta {
  background: var(--color-navy);
  color: #fff;
  padding: var(--space-6) var(--space-5);
  border-radius: var(--radius-lg);
  text-align: center;
}

.sidebar-cta h3 {
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

@media (prefers-color-scheme: dark) {
  .sidebar-cta { background: var(--color-surface); }
  .sidebar-cta h3 { color: var(--color-text); }
}

.sidebar-cta p {
  color: rgba(255,255,255,0.8);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

@media (prefers-color-scheme: dark) {
  .sidebar-cta p { color: var(--color-text-muted); }
}

.sidebar-box {
  background: var(--color-surface-alt);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
}

.sidebar-box h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-text);
}

.sidebar-box ul {
  list-style: none;
}

.sidebar-box li {
  padding: var(--space-1) 0;
}

.sidebar-box a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}

.sidebar-box a:hover {
  color: var(--color-primary);
}

/* Breadcrumbs */
.breadcrumbs {
  background: var(--color-surface-alt);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  list-style: none;
}

.breadcrumbs li {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.breadcrumbs li:not(:last-child)::after {
  content: '/';
  margin-left: var(--space-1);
}

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

.breadcrumbs a:hover {
  color: var(--color-primary);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--color-navy);
  color: rgba(255,255,255,0.7);
  padding: var(--space-10) 0 var(--space-6);
}

@media (prefers-color-scheme: dark) {
  .site-footer { background: #0B1120; }
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col p {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: rgba(255,255,255,0.6);
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  padding: var(--space-1) 0;
}

.footer-col a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: var(--text-sm);
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}

.footer-copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}

.footer-attribution a {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
  text-decoration: none;
}

.footer-attribution a:hover {
  color: rgba(255,255,255,0.6);
}

/* ==========================================================================
   Mobile Nav Overlay
   ========================================================================== */

.nav-open .main-nav {
  display: flex;
  position: fixed;
  top: var(--header-h);
  left: 0;
  width: 100%;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  box-shadow: var(--shadow-lg);
  padding: var(--space-4) var(--space-5);
  flex-direction: column;
  z-index: 999;
}

.nav-open .main-nav ul {
  flex-direction: column;
  gap: 0;
}

.nav-open .main-nav a {
  display: block;
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  border-bottom: 1px solid var(--color-divider);
}

.nav-open .main-nav li:last-child a {
  border-bottom: none;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

/* Tablets (600px+) */
@media (min-width: 600px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .pillars { grid-template-columns: repeat(3, 1fr); }
  .area-list { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1fr; }
}

/* Desktop (900px+) */
@media (min-width: 900px) {
  :root { --header-h: 72px; }

  .container { padding: 0 var(--space-8); }

  .hero { min-height: 580px; }

  .card-grid { grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
  .article-layout { grid-template-columns: 1fr 300px; }

  .menu-toggle { display: none; }
  .main-nav { display: flex !important; }

  .footer-inner { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

/* Large (1100px+) */
@media (min-width: 1100px) {
  .hero__content { max-width: 720px; }
}

/* Mobile only */
@media (max-width: 899px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .header-cta span.phone-text { display: none; }
}

/* ==========================================================================
   FAQ Section (geo-pages)
   ========================================================================== */

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-divider);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.faq-item p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* Article Grid (articles listing page) */

.article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 600px) {
  .article-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .article-grid { grid-template-columns: repeat(3, 1fr); }
}

.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

.article-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.article-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-2);
}

.article-card h3 a {
  color: var(--color-text);
  text-decoration: none;
}

.article-card h3 a:hover {
  color: var(--color-primary);
}

.article-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-3);
}

/* Area list links (geo-pages) */
.area-list a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.area-list a:hover {
  color: var(--color-primary);
}

/* ==========================================================================
   Print
   ========================================================================== */
@media print {
  .site-header, .menu-toggle, .cta-banner, .hero__trust { display: none; }
  body { padding-top: 0; }
  .hero { background: none; color: var(--color-text); padding: 20px 0; min-height: auto; }
  .hero__bg, .hero__overlay { display: none; }
  a { color: var(--color-text); }
}

/* Honeypot field (spam prevention) */
.visually-hidden { position: absolute !important; overflow: hidden; clip: rect(0 0 0 0); height: 1px; width: 1px; margin: -1px; padding: 0; border: 0; }

/* ========================================
   Diagnostic Lead Opt-In Components
   ======================================== */

/* Sticky mobile CTA bar */
.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 900;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 0.6rem 1rem;
  gap: 0.5rem;
}
.mobile-cta-bar a {
  flex: 1;
  text-align: center;
  padding: 0.75rem 0.5rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}
.mobile-cta-bar .cta-call {
  background: var(--color-primary);
  color: #fff;
}
.mobile-cta-bar .cta-diag {
  background: var(--color-navy);
  color: #fff;
}
@media (prefers-color-scheme: dark) {
  .mobile-cta-bar .cta-diag { background: var(--color-surface-alt); border: 1px solid var(--color-border); }
}
.mobile-cta-bar svg { width: 18px; height: 18px; }

@media (max-width: 768px) {
  .mobile-cta-bar { display: flex; }
  body { padding-bottom: 80px; }
}

/* Inline Diagnostic Opt-In Strip */
.diag-strip {
  background: var(--color-navy);
  color: #fff;
  padding: var(--space-8) var(--space-6);
  border-radius: var(--radius-xl);
  margin: var(--space-8) 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  align-items: center;
}
@media (prefers-color-scheme: dark) {
  .diag-strip { background: var(--color-surface); border: 1px solid var(--color-border); }
}
.diag-strip__text h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  margin: 0 0 var(--space-1);
}
@media (prefers-color-scheme: dark) {
  .diag-strip__text h3 { color: var(--color-text); }
}
.diag-strip__text p {
  color: rgba(255,255,255,0.75);
  font-size: var(--text-sm);
  margin: 0;
}
@media (prefers-color-scheme: dark) {
  .diag-strip__text p { color: var(--color-text-muted); }
}

@media (min-width: 900px) {
  .diag-strip { grid-template-columns: 1fr 1.5fr; padding: var(--space-8); }
}

/* Diagnostic form shared styles */
.diag-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.diag-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}
.diag-form input,
.diag-form select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  color: #fff;
  background: rgba(255,255,255,0.08);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
@media (prefers-color-scheme: dark) {
  .diag-form input,
  .diag-form select {
    border-color: var(--color-border);
    background: var(--color-surface-alt);
    color: var(--color-text);
  }
}
.diag-form input::placeholder { color: rgba(255,255,255,0.45); }
@media (prefers-color-scheme: dark) {
  .diag-form input::placeholder { color: var(--color-text-faint); }
}
.diag-form select option { color: var(--color-text); background: var(--color-surface); }
.diag-form input:focus,
.diag-form select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 25%, transparent);
}
.diag-form .btn {
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  padding: var(--space-3) var(--space-6);
  align-self: flex-start;
}
.diag-form .btn:hover { background: var(--color-primary-hover); }

/* Sidebar diagnostic mini-form */
.sidebar-diag {
  background: var(--color-navy);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
  margin-top: var(--space-5);
}
@media (prefers-color-scheme: dark) {
  .sidebar-diag { background: var(--color-surface); border: 1px solid var(--color-border); }
}
.sidebar-diag h4 {
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  margin: 0 0 var(--space-1);
  font-size: var(--text-base);
}
@media (prefers-color-scheme: dark) {
  .sidebar-diag h4 { color: var(--color-text); }
}
.sidebar-diag p {
  color: rgba(255,255,255,0.75);
  margin: 0 0 var(--space-3);
  font-size: var(--text-xs);
}
@media (prefers-color-scheme: dark) {
  .sidebar-diag p { color: var(--color-text-muted); }
}
.diag-form--mini {
  text-align: left;
}
.diag-form--mini input,
.diag-form--mini select {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
}

/* ============================================================
   Testimonials
   ============================================================ */
.testimonials-section {
  background: var(--color-surface-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-5);
}
.testimonial-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  border: 1px solid var(--color-border);
}
.testimonial-stars {
  color: #F59E0B;
  font-size: var(--text-lg);
  letter-spacing: 2px;
  margin-bottom: var(--space-2);
}
.testimonial-text {
  font-style: italic;
  color: var(--color-text);
  line-height: 1.65;
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
}
.testimonial-author {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.testimonial-author strong {
  color: var(--color-text);
}
.testimonial-neighborhood {
  color: var(--color-text-muted);
}
.testimonials-mini .testimonials-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* ============================================================
   Promo Banner
   ============================================================ */
.promo-banner {
  background: var(--color-navy);
  color: #fff;
  padding: var(--space-3) 0;
}
@media (prefers-color-scheme: dark) {
  .promo-banner { background: var(--color-primary); }
}
.promo-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.promo-text {
  font-size: var(--text-sm);
  line-height: 1.5;
}
.promo-text strong {
  color: var(--color-primary-light, #FF7F50);
}
@media (prefers-color-scheme: dark) {
  .promo-text strong { color: #fff; font-weight: 800; }
}
.promo-fine {
  opacity: 0.7;
  font-size: var(--text-xs);
}
.promo-cta {
  white-space: nowrap;
  background: var(--color-primary);
  color: #fff !important;
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: var(--text-xs);
}
@media (prefers-color-scheme: dark) {
  .promo-cta { background: var(--color-navy); }
}
.promo-cta:hover {
  opacity: 0.9;
}
.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

/* ============================================================
   Article Meta / Bylines
   ============================================================ */
.article-meta {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}
.article-byline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
.article-byline strong {
  color: var(--color-text);
}

/* ============================================================
   About Credentials
   ============================================================ */
.about-credentials {
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin: var(--space-6) auto;
  max-width: 700px;
  border: 1px solid var(--color-border);
}
.about-credentials h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}
.credentials-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.credentials-list li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.credentials-list li:last-child {
  border-bottom: none;
}
.credentials-list li strong {
  display: inline-block;
  min-width: 110px;
  color: var(--color-text);
}