/* =============================================================================
   Lot Doctors — Premium Theme Overrides
   Light surfaces (#fafafa / #eef2f9) + Action Cyan (#21a8c6)
   Optimized for Lighthouse 95+
   ============================================================================= */

   :root {
    /* Surfaces */
    --ld-snow: #fafafa;
    --ld-mist: #eef2f9;
    --ld-ice: #c8edf5;

    /* Brand / ink */
    --ld-ink: #151a1b;
    --ld-navy: #152e4a;
    --ld-brand: #2b6493;
    --ld-accent: #72d1e7;

    /* Action cyan */
    --ld-cyan: #21a8c6;
    --ld-cyan-hover: var(--ld-brand);
    --ld-cyan-soft: rgba(33, 168, 198, 0.14);
    --ld-cyan-glow: rgba(114, 209, 231, 0.45);
    
    /* Bootstrap overrides */
    --bs-body-bg: var(--ld-snow);
    --bs-body-color: var(--ld-navy);
    --bs-primary: var(--ld-cyan);
    --bs-primary-rgb: 33, 168, 198;
    --bs-secondary: var(--ld-brand);
    --bs-border-color: var(--ld-ice);
    --bs-link-color: var(--ld-cyan);
    --bs-link-hover-color: var(--ld-cyan-hover);
    --bs-heading-color: var(--ld-ink);
    --bs-navbar-brand-color: var(--ld-navy);
    --bs-navbar-brand-hover-color: var(--ld-cyan);
    --bs-nav-link-color: var(--ld-navy);
    --bs-nav-link-hover-color: var(--ld-cyan);
    --bs-btn-primary-bg: var(--ld-cyan);
    --bs-btn-primary-border-color: var(--ld-cyan);
    --bs-btn-primary-hover-bg: var(--ld-cyan-hover);
    --bs-btn-primary-hover-border-color: var(--ld-cyan-hover);
    --bs-card-bg: var(--ld-mist);
    --bs-card-border-color: var(--ld-ice);
    
    /* Custom shadows */
    --ld-shadow-card: 0 4px 24px rgba(21, 46, 74, 0.08);
    --ld-shadow-card-hover: 0 8px 40px rgba(21, 46, 74, 0.12), 0 0 0 1px var(--ld-ice);
    --ld-shadow-cta: 0 4px 20px var(--ld-cyan-glow);
    
    /* Animation */
    --ld-ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ld-duration: 0.4s;
  }
  
  /* Base */
  html { scroll-behavior: smooth; }
  body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
  }
  h1, h2, h3, h4, h5, h6 { font-weight: 700; }
  
  /* Global card fallback for theme */
  body.bg-deep .card {
    background-color: var(--ld-mist);
    border-color: var(--ld-ice);
  }
  
  /* Sticky nav */
  .navbar {
    --bs-navbar-padding-y: 0.75rem;
    background: rgba(250, 250, 250, 0.92) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--ld-ice);
    box-shadow: 0 2px 20px rgba(21, 46, 74, 0.06);
  }
  .navbar-brand {
    font-weight: 700;
    letter-spacing: -0.02em;
  }
  .navbar-brand:hover { color: var(--ld-cyan) !important; }
  .nav-link {
    font-weight: 500;
    transition: color var(--ld-duration) var(--ld-ease-out);
  }
  .nav-link:hover { color: var(--ld-cyan) !important; }
  .btn-primary {
    box-shadow: 0 2px 12px var(--ld-cyan-glow);
    transition: transform 0.2s, box-shadow 0.2s;
  }
  .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--ld-shadow-cta);
  }
  .btn-outline-primary {
    --bs-btn-color: var(--ld-cyan);
    --bs-btn-border-color: var(--ld-cyan);
    --bs-btn-hover-bg: var(--ld-cyan-soft);
    --bs-btn-hover-color: var(--ld-cyan);
    --bs-btn-hover-border-color: var(--ld-cyan);
  }
  
  /* Hero */
  .hero-split {
    min-height: 85vh;
    display: flex;
    align-items: center;
  }
  .hero-split .hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.25rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
  }
  .hero-split .hero-content .lead {
    color: var(--ld-brand);
    font-size: 1.15rem;
  }
  .hero-visual {
    min-height: 320px;
    background: linear-gradient(145deg, var(--ld-mist) 0%, var(--ld-ice) 100%);
    border-radius: 16px;
    border: 1px solid var(--ld-ice);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
  }
  .hero-visual::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 50% 50%, var(--ld-cyan-soft) 0%, transparent 70%);
    pointer-events: none;
  }
  .hero-visual .placeholder-text {
    color: var(--ld-brand);
    font-size: 0.95rem;
    z-index: 1;
  }
  
  /* Section spacing */
  section {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
  .section-head {
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
  }
  .section-head .badge {
    background: var(--ld-cyan-soft);
    color: var(--ld-cyan);
    font-weight: 600;
    letter-spacing: 0.04em;
  }
  
  /* Cards — premium shadow */
  .ld-card {
    background: var(--ld-mist);
    border: 1px solid var(--ld-ice);
    border-radius: 12px;
    box-shadow: var(--ld-shadow-card);
    transition: transform var(--ld-duration) var(--ld-ease-out), box-shadow var(--ld-duration) var(--ld-ease-out);
    height: 100%;
  }
  .ld-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--ld-shadow-card-hover);
  }
  .ld-card .card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--ld-cyan-soft);
    color: var(--ld-cyan);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
  }
  
  /* Pricing cards */
  .pricing-card {
    border-radius: 16px;
    border: 1px solid var(--ld-ice);
    background: var(--ld-mist);
    box-shadow: var(--ld-shadow-card);
    transition: transform 0.25s var(--ld-ease-out), box-shadow 0.25s, border-color 0.25s;
    height: 100%;
  }
  .pricing-card.featured {
    border-color: var(--ld-cyan);
    box-shadow: 0 0 0 1px var(--ld-cyan), var(--ld-shadow-cta);
  }
  .pricing-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--ld-shadow-card-hover);
  }
  .pricing-card.featured:hover {
    box-shadow: 0 0 0 1px var(--ld-cyan), 0 8px 32px var(--ld-cyan-glow);
  }
  .pricing-card .tier-name {
    font-weight: 700;
    color: var(--ld-ink);
    font-size: 1.25rem;
  }
  .pricing-card .tier-tagline {
    color: var(--ld-brand);
    font-size: 0.9rem;
  }
  .pricing-card .price {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--ld-ink);
  }
  .pricing-card .price-note {
    color: var(--ld-brand);
    font-size: 0.85rem;
  }
  .pricing-card ul {
    list-style: none;
    padding-left: 0;
  }
  .pricing-card ul li {
    padding: 0.35rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--ld-navy);
  }
  .pricing-card ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.65em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--ld-cyan);
  }
  
  /* Scroll-reveal (JS adds .revealed) */
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s var(--ld-ease-out), transform 0.6s var(--ld-ease-out);
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
  
  /* Ecosystem flow */
  .ecosystem-flow {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1rem 0.5rem;
  }
  .ecosystem-step {
    background: var(--ld-mist);
    border: 1px solid var(--ld-ice);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    font-weight: 600;
    color: var(--ld-navy);
    min-width: 140px;
    text-align: center;
  }
  .ecosystem-step i {
    display: block;
    font-size: 1.5rem;
    color: var(--ld-cyan);
    margin-bottom: 0.35rem;
  }
  .ecosystem-arrow {
    color: var(--ld-brand);
    font-size: 1.25rem;
  }
  
  /* Feature grid */
  .feature-grid-item {
    text-align: center;
    padding: 1.5rem 1rem;
  }
  .feature-grid-item .icon-wrap {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    border-radius: 16px;
    background: var(--ld-cyan-soft);
    color: var(--ld-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
  }
  
  /* Footer */
  .site-footer {
    background: var(--ld-mist);
    border-top: 1px solid var(--ld-ice);
    padding-top: 3rem;
    padding-bottom: 1.5rem;
    margin-top: 4rem;
  }
  .site-footer a {
    color: var(--ld-brand);
    text-decoration: none;
    transition: color 0.2s;
  }
  .site-footer a:hover { color: var(--ld-cyan); }
  .site-footer .footer-brand { color: var(--ld-ink); font-weight: 700; }
  
  /* Pricing toggle */
  .pricing-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--ld-mist);
    padding: 0.25rem;
    border-radius: 999px;
    border: 1px solid var(--ld-ice);
  }
  .pricing-toggle button {
    padding: 0.5rem 1.25rem;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--ld-brand);
    font-weight: 600;
    cursor: pointer;
    transition: color 0.2s, background 0.2s;
  }
  .pricing-toggle button.active {
    background: var(--ld-cyan);
    color: var(--ld-snow);
  }
  .pricing-toggle button:not(.active):hover { color: var(--ld-navy); }
  
  /* Docs sidebar */
  .docs-sidebar {
    position: sticky;
    top: 5rem;
  }
  .docs-sidebar .nav-link {
    color: var(--ld-brand);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
  }
  .docs-sidebar .nav-link:hover,
  .docs-sidebar .nav-link.active {
    color: var(--ld-cyan);
    background: var(--ld-cyan-soft);
  }
  
  /* Login / form */
  .auth-card {
    max-width: 420px;
    margin: 0 auto;
    background: var(--ld-mist);
    border: 1px solid var(--ld-ice);
    border-radius: 16px;
    box-shadow: var(--ld-shadow-card);
    padding: 2rem;
  }
  .auth-card .form-control,
  .auth-card .form-select {
    background: var(--ld-snow);
    border-color: var(--ld-ice);
    color: var(--ld-navy);
  }
  .auth-card .form-control:focus,
  .auth-card .form-select:focus {
    border-color: var(--ld-cyan);
    box-shadow: 0 0 0 3px var(--ld-cyan-soft);
  }
  .auth-card .form-control::placeholder { color: var(--ld-brand); }
  .auth-card label { color: var(--ld-navy); }
  
  /* Auth: verification modal + resend link */
  .ld-modal-content {
    background: var(--ld-mist);
    border: 1px solid var(--ld-ice);
    border-radius: 12px;
  }
  .ld-modal-content .form-control {
    background: var(--ld-snow);
    border-color: var(--ld-ice);
    color: var(--ld-navy);
  }
  .ld-modal-content .form-control:focus {
    border-color: var(--ld-cyan);
    box-shadow: 0 0 0 3px var(--ld-cyan-soft);
  }
  .btn-link-resend {
    color: var(--ld-cyan);
    text-decoration: none;
    cursor: pointer;
    font-weight: 500;
    transition: color 0.2s;
  }
  .btn-link-resend:hover {
    color: var(--ld-cyan-hover);
    text-decoration: underline;
  }
  
  /* 404 / TOS / legal */
  .legal-page { max-width: 720px; margin: 0 auto; padding: 2rem 0; }
  .legal-page h1 { margin-bottom: 1.5rem; }
  .legal-page h2 { font-size: 1.25rem; margin-top: 2rem; margin-bottom: 0.75rem; }
  .legal-page p, .legal-page li { color: var(--ld-brand); }
  .error-page {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
  }
  .error-page .error-code { font-size: 5rem; font-weight: 800; color: var(--ld-cyan); line-height: 1; }
  .error-page .error-message { color: var(--ld-brand); margin-top: 0.5rem; }
  
  /* Utility */
  .text-action { color: var(--ld-cyan); }
  .bg-deep { background-color: var(--ld-snow); }

  /* Navbar */
  .navbar-logo { flex-shrink: 0; }
  .navbar-toggler {
    border-color: var(--ld-ice);
  }
  .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23152e4a' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  }

  /* Page heroes */
  .page-hero {
    position: relative;
    padding: 4.5rem 0 4rem;
    overflow: hidden;
  }
  .page-hero--home {
    min-height: min(88vh, 720px);
    display: flex;
    align-items: flex-end;
    padding-bottom: 4.5rem;
  }
  .page-hero__media {
    position: absolute;
    inset: 0;
    background:
      linear-gradient(120deg, rgba(21, 46, 74, 0.72) 0%, rgba(43, 100, 147, 0.45) 45%, rgba(33, 168, 198, 0.25) 100%),
      linear-gradient(160deg, var(--ld-navy) 0%, var(--ld-brand) 55%, var(--ld-cyan) 100%);
    z-index: 0;
  }
  .page-hero--home .page-hero__content {
    position: relative;
    z-index: 1;
    color: var(--ld-snow);
    max-width: 38rem;
  }
  .page-hero--home .page-hero__brand {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
    color: var(--ld-snow);
  }
  .page-hero--home h1 {
    font-size: clamp(1.5rem, 3.2vw, 2.15rem);
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--ld-ice);
    margin-bottom: 1rem;
  }
  .page-hero--home .page-hero__lead {
    color: rgba(250, 250, 250, 0.85);
    margin-bottom: 1.75rem;
  }
  .page-hero--home .btn-outline-primary {
    --bs-btn-color: var(--ld-snow);
    --bs-btn-border-color: rgba(250, 250, 250, 0.55);
    --bs-btn-hover-bg: rgba(250, 250, 250, 0.12);
    --bs-btn-hover-color: var(--ld-snow);
    --bs-btn-hover-border-color: var(--ld-snow);
  }
  .page-hero--sub {
    background: linear-gradient(145deg, var(--ld-mist) 0%, var(--ld-ice) 100%);
    border-bottom: 1px solid var(--ld-ice);
    padding-top: 3.5rem;
    padding-bottom: 3rem;
  }
  .page-hero--sub .page-hero__brand {
    font-size: clamp(1.5rem, 3.5vw, 2.25rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--ld-navy);
    margin-bottom: 0.5rem;
  }
  .page-hero--sub h1 {
    font-size: clamp(1.35rem, 2.8vw, 1.85rem);
    font-weight: 600;
    color: var(--ld-ink);
    max-width: 36rem;
  }
  .page-hero--sub .page-hero__lead {
    color: var(--ld-brand);
    max-width: 36rem;
    margin-bottom: 0;
  }
  .page-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  /* Service pillars */
  .service-pillar {
    height: 100%;
    padding: 1.5rem 0;
    border-top: 2px solid var(--ld-ice);
  }
  .service-pillar--featured {
    border-top-color: var(--ld-cyan);
  }
  .service-pillar__icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--ld-cyan-soft);
    color: var(--ld-cyan);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    margin-bottom: 1rem;
  }
  .service-pillar h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
  }
  .service-pillar p {
    color: var(--ld-brand);
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
  }
  .service-pillar a {
    font-weight: 600;
    text-decoration: none;
  }
  .service-pillar a:hover { text-decoration: underline; }

  /* Before / after sliders */
  .ba-figure { margin: 0; }
  .ba-figure figcaption {
    margin-top: 0.75rem;
    font-weight: 600;
    color: var(--ld-navy);
    font-size: 0.95rem;
  }
  .ba-slider {
    --ba-pos: 50%;
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    border: 1px solid var(--ld-ice);
    aspect-ratio: 16 / 10;
    background: var(--ld-mist);
    touch-action: none;
    user-select: none;
    cursor: ew-resize;
  }
  .ba-slider__after,
  .ba-slider__before {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
  }
  .ba-slider__after {
    position: absolute;
    inset: 0;
  }
  .ba-slider__before-wrap {
    position: absolute;
    inset: 0;
    clip-path: inset(0 calc(100% - var(--ba-pos)) 0 0);
  }
  .ba-slider__label {
    position: absolute;
    top: 0.75rem;
    z-index: 2;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.25rem 0.55rem;
    border-radius: 4px;
    background: rgba(21, 26, 27, 0.65);
    color: var(--ld-snow);
    pointer-events: none;
  }
  .ba-slider__label--before { left: 0.75rem; }
  .ba-slider__label--after { right: 0.75rem; }
  .ba-slider__handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: var(--ba-pos);
    z-index: 3;
    width: 44px;
    margin-left: -22px;
    padding: 0;
    border: none;
    background: transparent;
    cursor: ew-resize;
  }
  .ba-slider__handle::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 3px;
    margin-left: -1.5px;
    background: var(--ld-snow);
    box-shadow: 0 0 0 1px rgba(21, 46, 74, 0.25);
  }
  .ba-slider__handle::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    margin: -20px 0 0 -20px;
    border-radius: 50%;
    background: var(--ld-snow);
    border: 3px solid var(--ld-cyan);
    box-shadow: var(--ld-shadow-card);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='20' height='12' fill='none'%3e%3cpath d='M6 1L1 6l5 5M14 1l5 5-5 5' stroke='%2321a8c6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: center;
  }
  .ba-slider__handle:focus-visible {
    outline: none;
  }
  .ba-slider__handle:focus-visible::after {
    box-shadow: 0 0 0 3px var(--ld-cyan-soft), var(--ld-shadow-card);
  }

  /* Commercial / residential / CTA */
  .section-alt {
    background: var(--ld-mist);
  }
  .section-commercial {
    background: var(--ld-mist);
  }
  .section-residential {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }
  .section-cta-final {
    background: linear-gradient(145deg, var(--ld-navy) 0%, var(--ld-brand) 100%);
    color: var(--ld-snow);
  }
  .section-cta-final h2 { color: var(--ld-snow); }
  .section-cta-final .lead { color: rgba(250, 250, 250, 0.85); }
  .section-cta-final .btn-outline-primary {
    --bs-btn-color: var(--ld-snow);
    --bs-btn-border-color: rgba(250, 250, 250, 0.55);
    --bs-btn-hover-bg: rgba(250, 250, 250, 0.12);
    --bs-btn-hover-color: var(--ld-snow);
    --bs-btn-hover-border-color: var(--ld-snow);
  }
  .check-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: 1.5rem;
  }
  .check-list li {
    position: relative;
    padding: 0.4rem 0 0.4rem 1.5rem;
    color: var(--ld-navy);
  }
  .check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.85em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ld-cyan);
  }
  .spotlight-panel {
    background: var(--ld-snow);
    border: 1px solid var(--ld-ice);
    border-radius: 16px;
    padding: 1.75rem;
    box-shadow: var(--ld-shadow-card);
  }
  .section-commercial .spotlight-panel {
    background: var(--ld-snow);
  }
  .residential-chip {
    text-align: center;
    padding: 1rem 1.25rem;
    background: var(--ld-mist);
    border: 1px solid var(--ld-ice);
    border-radius: 12px;
    font-weight: 600;
    color: var(--ld-navy);
  }

  /* Trust / contact */
  .trust-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    padding: 1.75rem;
    background: var(--ld-mist);
    border: 1px solid var(--ld-ice);
    border-radius: 16px;
  }
  .trust-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ld-brand);
    margin-bottom: 0.25rem;
  }
  .trust-value {
    font-weight: 700;
    color: var(--ld-ink);
    text-decoration: none;
  }
  a.trust-value:hover { color: var(--ld-cyan); }
  .contact-block__label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ld-brand);
    margin-bottom: 0.2rem;
  }
  .contact-block__value {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ld-ink);
    text-decoration: none;
  }
  a.contact-block__value:hover { color: var(--ld-cyan); }
  .contact-block__value--static { font-weight: 600; }
  .form-success {
    padding: 0.5rem 0;
  }
  .form-success:focus { outline: none; }
  
  /* Reduce motion */
  @media (prefers-reduced-motion: reduce) {
    .reveal { transition: opacity 0.2s; }
    .ld-card:hover,
    .pricing-card:hover { transform: none; }
    .btn-primary:hover { transform: none; }
  }