/* ==========================================================================
   1. CSS VARIABLES (DESIGN TOKENS)
   ========================================================================== */
:root {
  /* Colors */
  --color-primary: #0A3D62;         /* Deep ocean blue - brand authority */
  --color-primary-dark: #062841;    /* Primary dark hover / footer */
  --color-primary-light: #1A547E;   /* Subtle blue highlights */
  
  --color-accent: #E67E22;          /* Sunset orange - primary CTAs */
  --color-accent-dark: #D68910;     /* Accent hover states */
  --color-accent-light: #FDF2E9;    /* Light orange background highlights */

  --color-sand: #F5EFE0;            /* Warm sand section tone */
  --color-cream: #FCFAF7;           /* Elegant clean cream bg */
  
  --color-text: #1E2A38;            /* Primary dark grey body text */
  --color-text-muted: #5B6B7B;      /* Secondary grey text */
  --color-text-invert: #FFFFFF;     /* White text on dark bgs */
  
  --color-bg: #FFFFFF;
  --color-bg-alt: #F8F9FA;         /* Clean light grey bg */
  --color-border: #E5EAF0;
  --color-border-strong: #C9D2DD;
  
  --color-success: #27AE60;
  --color-warning: #F39C12;
  --color-error: #C0392B;
  --color-star: #F39C12;            /* Yellow gold star ratings */
  
  --color-overlay: rgba(10, 61, 98, 0.75);
  --color-overlay-dark: rgba(7, 18, 28, 0.9);

  /* Typography */
  --font-heading: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  /* Fluid typography scale (clamp-based) */
  --fs-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.85rem);
  --fs-sm: clamp(0.875rem, 0.83rem + 0.2vw, 0.95rem);
  --fs-base: 1rem;
  --fs-md: clamp(1.05rem, 1rem + 0.3vw, 1.15rem);
  --fs-lg: clamp(1.25rem, 1.15rem + 0.5vw, 1.4rem);
  --fs-xl: clamp(1.45rem, 1.3rem + 0.8vw, 1.75rem);
  --fs-2xl: clamp(1.8rem, 1.5rem + 1.2vw, 2.3rem);
  --fs-3xl: clamp(2.2rem, 1.8rem + 2vw, 3.1rem);
  --fs-4xl: clamp(2.6rem, 2rem + 2.5vw, 3.8rem);

  /* Line Heights */
  --lh-tight: 1.2;
  --lh-snug: 1.35;
  --lh-normal: 1.6;
  --lh-loose: 1.8;

  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 5.5rem;
  --space-10: 8rem;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(10, 61, 98, 0.04);
  --shadow-md: 0 8px 24px rgba(10, 61, 98, 0.08);
  --shadow-lg: 0 16px 48px rgba(10, 61, 98, 0.12);
  --shadow-cta: 0 8px 25px rgba(230, 126, 34, 0.3);
  --shadow-nav: 0 4px 20px rgba(7, 18, 28, 0.06);

  /* Transitions */
  --ease-out: cubic-bezier(0.25, 1, 0.5, 1);
  --t-fast: 150ms var(--ease-out);
  --t-base: 250ms var(--ease-out);
  --t-slow: 400ms var(--ease-out);
}

/* ==========================================================================
   2. RESET / BASE STYLES
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: var(--lh-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
}

/* For offset scroll when targeting section anchors */
[id] {
  scroll-margin-top: 100px;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

body.no-scroll {
  overflow: hidden;
}

img, picture, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

svg.i {
  display: inline-block;
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: middle;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   3. TYPOGRAPHY UTILITIES
   ========================================================================== */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: var(--lh-tight);
  color: var(--color-primary);
}

h1 {
  font-size: var(--fs-4xl);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-4);
}

h3 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-3);
}

h4 {
  font-size: var(--fs-lg);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

p {
  font-size: var(--fs-base);
  margin-bottom: var(--space-4);
  max-width: 70ch;
  color: var(--color-text-muted);
}

p:last-child {
  margin-bottom: 0;
}

.eyebrow {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-7) auto;
}

.section-head p {
  margin: 0 auto;
  font-size: var(--fs-md);
}

/* ==========================================================================
   4. LAYOUT & CONTAINER UTILITIES
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.container-narrow {
  max-width: 800px;
}

.grid {
  display: grid;
  gap: var(--space-6);
}

/* Responsive grid templates */
.grid-2 {
  grid-template-columns: 1fr;
}
.grid-3 {
  grid-template-columns: 1fr;
}
.grid-4 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

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

@media (min-width: 768px) {
  section {
    padding: var(--space-9) 0;
  }
}

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

.section-bg-sand {
  background-color: var(--color-sand);
}

.section-bg-cream {
  background-color: var(--color-cream);
}

.section-bg-dark {
  background-color: var(--color-primary);
  color: var(--color-text-invert);
}

.section-bg-dark h2,
.section-bg-dark h3,
.section-bg-dark h4 {
  color: var(--color-text-invert);
}

.section-bg-dark p {
  color: rgba(255, 255, 255, 0.8);
}

/* ==========================================================================
   5. BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-base);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--t-base), background-color var(--t-base), border-color var(--t-base), color var(--t-base), box-shadow var(--t-base);
  white-space: nowrap;
}

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

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-text-invert);
  box-shadow: var(--shadow-cta);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(230, 126, 34, 0.45);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-invert);
  border-color: rgba(255, 255, 255, 0.7);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: var(--color-text-invert);
  transform: translateY(-2px);
}

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

.btn-outline:hover,
.btn-outline:focus {
  background-color: var(--color-primary);
  color: var(--color-text-invert);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 18px;
  font-size: var(--fs-sm);
}

.btn-lg {
  padding: 18px 36px;
  font-size: var(--fs-md);
}

.btn-icon-right svg {
  transition: transform var(--t-fast);
}

.btn:hover .btn-icon-right svg {
  transform: translateX(4px);
}

/* ==========================================================================
   6. FORMS
   ========================================================================== */
.form-group {
  margin-bottom: var(--space-5);
  position: relative;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.form-group label span.required {
  color: var(--color-error);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border-strong);
  background-color: var(--color-bg);
  font-size: var(--fs-base);
  color: var(--color-text);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.form-control::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.form-control:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 4px rgba(10, 61, 98, 0.12);
}

.form-control.invalid {
  border-color: var(--color-error);
  background-color: #FDF2F2;
}

.field-error {
  display: none;
  font-size: var(--fs-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
}

.form-control.invalid + .field-error {
  display: block;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.form-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  border: 1.5px solid var(--color-border-strong);
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
}

.form-checkbox span {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: var(--lh-snug);
}

/* Honeypot field styles - strictly hidden */
.honey-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  opacity: 0;
  width: 0;
  height: 0;
  z-index: -1;
  pointer-events: none;
}

/* Success Card */
.form-success-card {
  text-align: center;
  padding: var(--space-7) var(--space-5);
  background-color: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  max-width: 550px;
  margin: 0 auto;
}

.form-success-card__icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-full);
  background-color: rgba(39, 174, 96, 0.1);
  color: var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5) auto;
}

.form-success-card__icon svg {
  width: 36px;
  height: 36px;
}

.form-success-card h3 {
  margin-bottom: var(--space-3);
  font-size: var(--fs-2xl);
}

/* ==========================================================================
   7. CARDS
   ========================================================================== */
.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: transform var(--t-base), box-shadow var(--t-base);
}

.card:hover,
.card:focus-within {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background-color: rgba(10, 61, 98, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  transition: background-color var(--t-base), color var(--t-base);
}

.card:hover .card-icon {
  background-color: var(--color-primary);
  color: var(--color-text-invert);
}

/* Service Card Variant */
.service-card {
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--space-6) + 4px);
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--color-accent);
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--color-accent);
  margin-top: var(--space-3);
  transition: color var(--t-fast);
}

.service-card__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--t-fast);
}

.service-card:hover .service-card__link {
  color: var(--color-accent-dark);
}

.service-card:hover .service-card__link svg {
  transform: translateX(4px);
}

/* Testimonial Card */
.testimonial-card {
  background-color: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.testimonial-card::after {
  content: "“";
  position: absolute;
  top: var(--space-4);
  right: var(--space-6);
  font-family: var(--font-heading);
  font-size: 5rem;
  color: rgba(10, 61, 98, 0.05);
  line-height: 1;
}

.stars {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-4);
}

.stars svg {
  width: 18px;
  height: 18px;
  fill: var(--color-star);
  stroke: var(--color-star);
}

.testimonial-card__quote {
  font-size: var(--fs-md);
  font-style: italic;
  font-weight: 500;
  color: var(--color-text);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-5);
  position: relative;
  z-index: 1;
}

.testimonial-card__author {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-base);
  color: var(--color-primary);
}

.testimonial-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.testimonial-card__info span {
  display: block;
}

.testimonial-card__city {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.testimonial-card__source {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-primary-light);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Gallery Card */
.gallery-card {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  background-color: var(--color-sand);
}

.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}

.gallery-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 18, 28, 0.9) 0%, rgba(10, 61, 98, 0.4) 70%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-5);
  color: var(--color-text-invert);
  opacity: 0;
  transition: opacity var(--t-base);
}

.gallery-card__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-md);
  margin-bottom: var(--space-1);
  transform: translateY(10px);
  transition: transform var(--t-base);
}

.gallery-card__cat {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-light);
  transform: translateY(10px);
  transition: transform var(--t-base) 50ms;
}

.gallery-card:hover img,
.gallery-card:focus img {
  transform: scale(1.06);
}

.gallery-card:hover .gallery-card__overlay,
.gallery-card:focus .gallery-card__overlay {
  opacity: 1;
}

.gallery-card:hover .gallery-card__title,
.gallery-card:focus .gallery-card__title,
.gallery-card:hover .gallery-card__cat,
.gallery-card:focus .gallery-card__cat {
  transform: translateY(0);
}

/* ==========================================================================
   8. HEADER / NAV / UTILITY BAR
   ========================================================================== */
/* Top Utility Bar */
.topbar {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--fs-xs);
  font-weight: 500;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.topbar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.topbar__left,
.topbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.topbar__item {
  display: flex;
  align-items: center;
  gap: 6px;
}

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

.topbar__link {
  transition: color var(--t-fast);
}

.topbar__link:hover {
  color: var(--color-accent-light);
}

@media (max-width: 767px) {
  .topbar {
    display: none; /* Hide on mobile devices */
  }
}

/* Header & Nav */
.header {
  background-color: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
  height: 80px;
  display: flex;
  align-items: center;
  transition: height var(--t-base), background-color var(--t-base), box-shadow var(--t-base);
}

.header.scrolled {
  height: 70px;
  box-shadow: var(--shadow-nav);
  background-color: rgba(255, 255, 255, 0.98);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--fs-lg);
  color: var(--color-primary);
  user-select: none;
}

.brand__mark {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
}

.brand__co {
  color: var(--color-accent);
}

.brand--invert {
  color: var(--color-text-invert);
}

/* Menu Toggle Button */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  padding: 0;
  z-index: 56;
}

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  transition: transform var(--t-base), opacity var(--t-base), background-color var(--t-base);
}

/* Desktop Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav__link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--color-text);
  padding: 8px 0;
  position: relative;
  transition: color var(--t-fast);
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--t-base);
}

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

.nav__link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__link.is-active {
  color: var(--color-primary);
}

.nav__link.is-active::after {
  transform: scaleX(1);
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }
}

@media (max-width: 1023px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-6) var(--space-5);
    gap: var(--space-5);
    box-shadow: var(--shadow-md);
    transform: translateY(-20px);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--t-base), opacity var(--t-base);
    z-index: 54;
  }

  .nav__list {
    flex-direction: column;
    width: 100%;
    gap: 0;
  }

  .nav__list li {
    width: 100%;
  }

  .nav__link {
    display: block;
    width: 100%;
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: var(--fs-md);
  }

  .nav__link::after {
    display: none; /* remove hover line */
  }

  .nav__cta {
    width: 100%;
    padding: 14px;
    margin-top: var(--space-3);
  }

  /* When menu is active */
  body.nav-open .nav {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  body.nav-open .nav-toggle .nav-toggle__bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
  }

  body.nav-open .nav-toggle .nav-toggle__bar:nth-child(2) {
    opacity: 0;
  }

  body.nav-open .nav-toggle .nav-toggle__bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
  }
}

/* ==========================================================================
   9. FOOTER
   ========================================================================== */
.footer {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-8) 0 0 0;
  margin-top: auto;
}

.footer__grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
  margin-bottom: var(--space-8);
}

@media (min-width: 640px) {
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.footer__col p {
  color: rgba(255, 255, 255, 0.7);
  margin-top: var(--space-4);
  font-size: var(--fs-sm);
  max-width: 320px;
}

.footer__col h4 {
  color: var(--color-text-invert);
  font-size: var(--fs-md);
  margin-bottom: var(--space-5);
  font-weight: 700;
  position: relative;
  padding-bottom: var(--space-2);
}

.footer__col h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__links a {
  font-size: var(--fs-sm);
  transition: color var(--t-fast), transform var(--t-fast);
  display: inline-block;
}

.footer__links a:hover {
  color: var(--color-accent-light);
  transform: translateX(4px);
}

.footer__address {
  font-style: normal;
  font-size: var(--fs-sm);
  line-height: var(--lh-loose);
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-4);
}

/* Social Icons */
.social {
  display: flex;
  gap: 12px;
  margin-top: var(--space-5);
}

.social li a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-text-invert);
  transition: background-color var(--t-fast), color var(--t-fast), transform var(--t-fast);
}

.social li a:hover {
  background-color: var(--color-accent);
  color: var(--color-text-invert);
  transform: translateY(-2px);
}

.social li a svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Footer Bottom */
.footer__bottom {
  background-color: var(--color-overlay-dark);
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__bottom-inner {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  text-align: center;
  font-size: var(--fs-xs);
}

@media (min-width: 768px) {
  .footer__bottom-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ==========================================================================
   10. FLOATING CALL BUTTON
   ========================================================================== */
.fab-call {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background-color: var(--color-accent);
  color: var(--color-text-invert);
  box-shadow: var(--shadow-cta);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 60;
  transition: transform var(--t-base), background-color var(--t-base);
}

.fab-call:hover {
  background-color: var(--color-accent-dark);
  transform: scale(1.05);
}

.fab-call svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

@media (min-width: 1024px) {
  .fab-call {
    display: none; /* Hide on large viewports */
  }
}

/* ==========================================================================
   11. HERO SECTION
   ========================================================================== */
.hero {
  position: relative;
  background-color: var(--color-primary-dark);
  color: var(--color-text-invert);
  overflow: hidden;
  padding: 0;
  min-height: 600px;
  display: flex;
  align-items: center;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-color: var(--color-overlay-dark);
  z-index: 2;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-image: var(--hero-bg-url);
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.hero__inner {
  position: relative;
  z-index: 3;
  padding: var(--space-8) 0;
}

.hero__content {
  max-width: 680px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-light);
  margin-bottom: var(--space-4);
}

.hero__eyebrow span {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background-color: var(--color-success);
}

.hero h1 {
  color: var(--color-text-invert);
  margin-bottom: var(--space-4);
}

.hero__subhead {
  font-size: var(--fs-md);
  line-height: var(--lh-loose);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-6);
  max-width: 600px;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 320px;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5) var(--space-6);
  margin-top: var(--space-7);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero__trust-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}

.hero__trust-item span {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
}

@media (min-width: 640px) {
  .hero {
    min-height: 650px;
  }
  .hero__actions {
    flex-direction: row;
    max-width: none;
  }
}

@media (min-width: 1024px) {
  .hero {
    min-height: 85vh;
  }
  .hero__inner {
    padding: calc(var(--space-10) - 2rem) 0;
  }
}

/* Page Header Shared Banner */
.page-header {
  position: relative;
  background-color: var(--color-primary-dark);
  color: var(--color-text-invert);
  padding: var(--space-7) 0;
  overflow: hidden;
  text-align: center;
}

.page-header::after {
  content: "";
  position: absolute;
  inset: 0;
  background-color: var(--color-overlay-dark);
  z-index: 2;
}

.page-header__bg {
  position: absolute;
  inset: 0;
  background-image: var(--header-bg-url);
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.page-header__inner {
  position: relative;
  z-index: 3;
}

.page-header h1 {
  color: var(--color-text-invert);
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-2);
}

.breadcrumb {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a {
  transition: color var(--t-fast);
}

.breadcrumb a:hover {
  color: var(--color-accent-light);
}

.breadcrumb__sep {
  color: rgba(255, 255, 255, 0.4);
}

.breadcrumb__current {
  color: var(--color-text-invert);
}

/* ==========================================================================
   12. TRUST STRIP
   ========================================================================== */
.trust-strip {
  background-color: var(--color-primary-dark);
  padding: var(--space-5) 0;
  border-bottom: 4px solid var(--color-accent);
}

.trust-strip__inner {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  text-align: center;
}

.trust-strip__item {
  color: var(--color-text-invert);
}

.trust-strip__num {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--fs-3xl);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 2px;
}

.trust-strip__label {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.75);
}

@media (min-width: 768px) {
  .trust-strip__inner {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
  }
  .trust-strip__num {
    font-size: var(--fs-3xl);
  }
}

/* ==========================================================================
   13. SERVICES PREVIEW GRID & ALTERNATING BLOCKS
   ========================================================================== */
.services-preview-grid {
  margin-bottom: var(--space-4);
}

/* ==========================================================================
   14. WHY-US & PROCESS
   ========================================================================== */
/* Process steps visual layout */
.process-steps {
  position: relative;
  display: grid;
  gap: var(--space-6);
}

.step-card {
  position: relative;
  background-color: var(--color-bg);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  text-align: center;
  z-index: 2;
}

.step-card__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  color: var(--color-text-invert);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--fs-lg);
  margin: 0 auto var(--space-4) auto;
  border: 4px solid var(--color-bg-alt);
  box-shadow: 0 0 0 1px var(--color-border);
}

.step-card h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-2);
}

@media (min-width: 768px) {
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .process-steps {
    grid-template-columns: repeat(4, 1fr);
  }

  /* Connecting line between numbers */
  .process-steps::before {
    content: "";
    position: absolute;
    top: 50px;
    left: 12.5%;
    width: 75%;
    height: 2px;
    border-top: 2px dotted var(--color-border-strong);
    z-index: 1;
  }
}

/* ==========================================================================
   16. CTA BANNER
   ========================================================================== */
.cta-banner {
  background: linear-gradient(135deg, #E67E22 0%, #D68910 100%);
  color: var(--color-text-invert);
  text-align: center;
}

.cta-banner__inner h2 {
  color: var(--color-text-invert);
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-2);
}

.cta-banner__inner p {
  color: rgba(255, 255, 255, 0.9);
  margin: 0 auto var(--space-6) auto;
  font-size: var(--fs-md);
}

.cta-banner__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.cta-banner__actions .btn-primary {
  background-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(10, 61, 98, 0.2);
}

.cta-banner__actions .btn-primary:hover {
  background-color: var(--color-primary-dark);
}

@media (min-width: 640px) {
  .cta-banner__actions {
    flex-direction: row;
  }
  .cta-banner__inner h2 {
    font-size: var(--fs-3xl);
  }
}

/* ==========================================================================
   17. SERVICES PAGE - ALTERNATING BLOCKS & DETAILS
   ========================================================================== */
.service-intro {
  text-align: center;
  font-size: var(--fs-md);
  max-width: 800px;
  margin: var(--space-6) auto var(--space-8) auto;
  line-height: var(--lh-loose);
}

.service-block {
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--color-border);
}

.service-block:last-of-type {
  border-bottom: none;
}

.service-block__grid {
  display: grid;
  gap: var(--space-6);
  align-items: center;
}

.service-block__img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
}

.service-block__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-block__content h2 {
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-4);
}

.service-block__content p {
  line-height: var(--lh-loose);
  margin-bottom: var(--space-5);
}

.service-block__features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: var(--space-6);
}

@media (min-width: 640px) {
  .service-block__features {
    grid-template-columns: repeat(2, 1fr);
  }
}

.service-block__feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text);
}

.service-block__feature svg {
  width: 18px;
  height: 18px;
  color: var(--color-success);
}

@media (min-width: 1024px) {
  .service-block__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }

  .service-block:nth-child(even) .service-block__img {
    order: 2;
  }
}

/* ==========================================================================
   18. MATERIALS
   ========================================================================== */
.materials-section {
  padding-bottom: var(--space-9);
}

.material-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.material-card__img {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.material-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.material-card h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-2);
}

.material-card p {
  font-size: var(--fs-sm);
  line-height: var(--lh-loose);
}

/* ==========================================================================
   19. ABOUT PAGE - STORY, TEAM, CERTS
   ========================================================================== */
.about-story__grid {
  display: grid;
  gap: var(--space-6);
  align-items: center;
}

.about-story__img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
}

.about-story__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-story__content p {
  line-height: var(--lh-loose);
  margin-bottom: var(--space-4);
}

@media (min-width: 1024px) {
  .about-story__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

/* Team Grid styling */
.team-card {
  text-align: center;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.team-card__img {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 0 auto var(--space-4) auto;
  box-shadow: var(--shadow-sm);
  background-color: var(--color-sand);
}

.team-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-card h3 {
  font-size: var(--fs-md);
  margin-bottom: 2px;
}

.team-card__role {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.team-card p {
  font-size: var(--fs-sm);
  line-height: var(--lh-snug);
  margin: 0;
}

/* Certifications horizontal banner */
.certs-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-6) var(--space-8);
  margin-top: var(--space-4);
}

.cert-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 180px;
}

.cert-item__icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.cert-item__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--color-primary);
  margin-bottom: 2px;
}

.cert-item__sub {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* ==========================================================================
   20. GALLERY PAGE - FILTER, GRID, LIGHTBOX
   ========================================================================== */
.gallery-filter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: var(--space-7);
}

.filter-btn {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border-strong);
  background-color: var(--color-bg);
  color: var(--color-text-muted);
  transition: all var(--t-fast);
}

.filter-btn:hover,
.filter-btn:focus {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-btn.is-active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-invert);
  box-shadow: var(--shadow-sm);
}

.gallery-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Lightbox Modal */
.lightbox {
  position: fixed;
  inset: 0;
  background-color: var(--color-overlay-dark);
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-base);
}

.lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox__close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-text-invert);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--t-fast), transform var(--t-fast);
}

.lightbox__close:hover {
  background-color: var(--color-accent);
  transform: rotate(90deg);
}

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

.lightbox__img {
  max-width: 90%;
  max-height: 75vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  border: 4px solid white;
  transform: scale(0.95);
  transition: transform var(--t-base);
}

.lightbox.is-open .lightbox__img {
  transform: scale(1);
}

.lightbox__caption {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-md);
  color: var(--color-text-invert);
  margin-top: var(--space-4);
  text-align: center;
  max-width: 600px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   21. CONTACT PAGE - LAYOUT, MAP, RADIUS
   ========================================================================== */
.contact-grid {
  display: grid;
  gap: var(--space-7);
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 3fr 2fr;
  }
}

.contact-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-5);
}

.contact-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-4);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: var(--space-2);
}

.contact-card:last-child {
  margin-bottom: 0;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-info-item {
  display: flex;
  gap: var(--space-3);
}

.contact-info-item__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: rgba(10, 61, 98, 0.06);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-item__icon svg {
  width: 20px;
  height: 20px;
}

.contact-info-item h4 {
  font-size: var(--fs-sm);
  font-weight: 700;
  margin-bottom: 2px;
}

.contact-info-item p,
.contact-info-item a {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: var(--lh-snug);
  margin: 0;
}

.contact-info-item a:hover {
  color: var(--color-primary);
}

/* Emergency highlighting card */
.contact-card--emergency {
  border-left: 4px solid var(--color-error);
  background-color: #FFFDFD;
}

.contact-card--emergency h3 {
  color: var(--color-error);
  border-bottom-color: #FDE8E8;
}

.contact-card--emergency p {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-4);
}

/* Service Area Coverage */
.area-columns {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  margin-top: var(--space-6);
}

.area-col h3 {
  font-size: var(--fs-md);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.area-col p {
  font-size: var(--fs-sm);
  line-height: var(--lh-loose);
}

@media (min-width: 640px) {
  .area-columns {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .area-columns {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Map illustration styling */
.map-container {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1.5px solid var(--color-border-strong);
  margin-top: var(--space-6);
  background-color: var(--color-bg-alt);
}

/* ==========================================================================
   22. REVEAL ANIMATIONS
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   23. ACCESSIBILITY OVERRIDES
   ========================================================================== */
.skip-link {
  position: absolute;
  left: -9999px;
  top: -9999px;
  z-index: 100;
  background-color: var(--color-primary);
  color: var(--color-text-invert);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 700;
  box-shadow: var(--shadow-lg);
}

.skip-link:focus-visible {
  left: 20px;
  top: 20px;
}

/* Global focus styling */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Prevent transitions/animations if prefers-reduced-motion is true */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ==========================================================================
   24. NEW INTERACTIVE COMPONENT STYLES
   ========================================================================== */

/* A. Real-Time Storm Alert Banner */
.alert-banner {
  background: linear-gradient(135deg, #C0392B 0%, #D68910 100%);
  color: var(--color-text-invert);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
  padding: 12px var(--space-5);
  position: relative;
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
  max-height: 80px;
  opacity: 1;
  overflow: hidden;
  transition: max-height var(--t-base), opacity var(--t-base), padding var(--t-base);
}

.alert-banner--hidden {
  max-height: 0 !important;
  padding-top: 0 !important;
  padding-bottom: 0 !important;
  opacity: 0 !important;
  pointer-events: none;
}

.alert-banner__content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding-right: var(--space-6);
}

.alert-banner__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-text-invert);
  animation: pulse-alert 2s infinite;
}

@keyframes pulse-alert {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.alert-banner__close {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-invert);
  background-color: rgba(255, 255, 255, 0.15);
  transition: background-color var(--t-fast);
}

.alert-banner__close:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

.alert-banner__close svg {
  width: 14px;
  height: 14px;
}

/* B. Before & After Image Slider */
.ba-slider {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: var(--space-6) auto;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  user-select: none;
}

.ba-slider img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.ba-slider__img--before {
  z-index: 2;
  clip-path: polygon(0 0, var(--position, 50%) 0, var(--position, 50%) 100%, 0 100%);
}

.ba-slider__img--after {
  z-index: 1;
}

.ba-slider__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--position, 50%);
  width: 4px;
  background-color: var(--color-text-invert);
  z-index: 3;
  transform: translateX(-50%);
  pointer-events: none;
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
}

.ba-slider__handle-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  color: var(--color-text-invert);
  border: 3px solid var(--color-text-invert);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ba-slider__handle-button svg {
  width: 20px;
  height: 20px;
}

.ba-slider__input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: ew-resize;
  z-index: 4;
  width: 100%;
  height: 100%;
  margin: 0;
}

.ba-slider__badge {
  position: absolute;
  top: var(--space-4);
  z-index: 3;
  padding: 6px 12px;
  background-color: rgba(7, 18, 28, 0.7);
  color: var(--color-text-invert);
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: var(--radius-sm);
  pointer-events: none;
  backdrop-filter: blur(4px);
}

.ba-slider__badge--before {
  left: var(--space-4);
}

.ba-slider__badge--after {
  right: var(--space-4);
}

/* C. Collapsible FAQ Accordion Section */
.accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.accordion__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.accordion__item:hover,
.accordion__item:focus-within {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.accordion__header {
  width: 100%;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) var(--space-5);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-md);
  color: var(--color-primary);
}

.accordion__icon {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  transition: transform var(--t-base);
  flex-shrink: 0;
  margin-left: 12px;
}

.accordion__item.is-active .accordion__icon {
  transform: rotate(180deg);
}

.accordion__content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--t-base);
  overflow: hidden;
}

.accordion__content-inner {
  min-height: 0;
}

.accordion__body {
  padding: 0 var(--space-5) var(--space-4) var(--space-5);
  font-size: var(--fs-base);
  line-height: var(--lh-loose);
  color: var(--color-text-muted);
}

.accordion__item.is-active .accordion__content {
  grid-template-rows: 1fr;
}

/* D. Materials Comparison Matrix */
.comparison-wrapper {
  overflow-x: auto;
  margin: var(--space-7) auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  max-width: 1000px;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  background-color: var(--color-bg);
  font-size: var(--fs-sm);
  min-width: 600px;
}

.comparison-table th,
.comparison-table td {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.comparison-table th {
  background-color: var(--color-primary);
  color: var(--color-text-invert);
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:nth-child(even) td {
  background-color: var(--color-bg-alt);
}

.comparison-table td:first-child {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary);
  font-size: var(--fs-base);
}

.comparison-table .star-rating {
  color: var(--color-star);
  font-weight: 700;
}

.comparison-table__cost {
  color: var(--color-success);
  font-weight: 700;
  letter-spacing: 0.1em;
}

/* E. Testimonial Slider Carousel */
.testimonial-carousel {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.carousel__track-container {
  overflow: hidden;
  position: relative;
  width: 100%;
}

.carousel__track {
  display: flex;
  transition: transform var(--t-slow);
  will-change: transform;
}

.carousel__slide {
  width: 100%;
  flex-shrink: 0;
  padding: var(--space-2);
}

.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background-color: var(--color-bg);
  color: var(--color-primary);
  border: 1.5px solid var(--color-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--t-fast);
  z-index: 5;
}

.carousel__btn:hover,
.carousel__btn:focus {
  background-color: var(--color-primary);
  color: var(--color-text-invert);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.carousel__btn--prev {
  left: 0;
}

.carousel__btn--next {
  right: 0;
}

.carousel__btn svg {
  width: 20px;
  height: 20px;
}

.carousel__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: var(--space-5);
}

.carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background-color: var(--color-border-strong);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background-color var(--t-fast), transform var(--t-fast);
}

.carousel__dot.is-active {
  background-color: var(--color-accent);
  transform: scale(1.2);
}

@media (max-width: 640px) {
  .testimonial-carousel {
    padding: 0;
  }
  .carousel__btn {
    display: none; /* Hide side arrows on mobile; rely on swipe/dots */
  }
}