/* ==========================================================================
   ECOLIGHT — Design Tokens
   Palette sampled directly from the ECOLIGHT logo:
   royal blue #2253AA + gold/amber lightning bolt #F5BF2B
   ========================================================================== */

:root {
  /* Brand colors */
  --color-primary: #2253aa;
  --color-primary-600: #1c4589;
  --color-primary-900: #122b57;
  --color-navy: #0e2245;
  --color-secondary: #55606e;
  --color-secondary-light: #aeb4bb;
  --color-accent: #f5bf2b;
  --color-accent-600: #d9a61e;

  /* Surfaces & text */
  --color-bg: #ffffff;
  --color-bg-muted: #f4f6fa;
  --color-bg-navy: #0e2245;
  --color-fg: #101826;
  --color-fg-muted: #55606e;
  --color-border: #e2e7ef;
  --color-white: #ffffff;
  --color-success: #1b8a5a;

  /* Typography */
  --font-heading: "Poppins", "Segoe UI", sans-serif;
  --font-body: "Open Sans", "Segoe UI", sans-serif;

  /* Spacing scale (4/8pt rhythm) */
  --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: 6rem;

  /* Layout */
  --container-max: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 8px rgba(14, 34, 69, 0.08);
  --shadow-md: 0 12px 32px rgba(14, 34, 69, 0.14);
  --shadow-lg: 0 24px 60px rgba(14, 34, 69, 0.22);
  --transition: 200ms ease;
  --header-h: 128px;
}

/* ==========================================================================
   Reset & base
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  -webkit-text-size-adjust: 100%;
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-fg);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img,
video {
  max-width: 100%;
  display: block;
}

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  color: var(--color-primary-900);
  line-height: 1.2;
  margin: 0 0 var(--space-4);
  font-weight: 700;
}

p {
  margin: 0 0 var(--space-4);
}

button {
  font-family: inherit;
  cursor: pointer;
}

input,
select,
textarea {
  font-family: inherit;
  font-size: 1rem;
}

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

section {
  padding-block: var(--space-9);
}

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

.section-navy {
  background: var(--color-bg-navy);
  color: rgba(255, 255, 255, 0.92);
}

.section-navy h2,
.section-navy h3 {
  color: var(--color-white);
}

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-7);
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary-600);
  background: rgba(34, 83, 170, 0.08);
  padding: var(--space-2) var(--space-4);
  border-radius: 999px;
  margin-bottom: var(--space-4);
}

.section-navy .eyebrow {
  color: var(--color-accent);
  background: rgba(245, 191, 43, 0.12);
}

.section-head h2 {
  font-size: clamp(1.75rem, 1.4rem + 1.6vw, 2.5rem);
}

.section-head p {
  color: var(--color-fg-muted);
  font-size: 1.05rem;
}

.section-navy .section-head p {
  color: rgba(255, 255, 255, 0.75);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  min-height: 44px;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-navy);
  box-shadow: var(--shadow-sm);
}

.btn-accent:hover {
  background: var(--color-accent-600);
  box-shadow: var(--shadow-md);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--color-primary-600);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--color-white);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--color-white);
}

.btn-ghost {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-primary-900);
}

.btn-ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 0.6rem 1.1rem;
  font-size: 0.85rem;
  min-height: 40px;
}

/* ==========================================================================
   Icons
   ========================================================================== */

.icon {
  width: 1em;
  height: 1em;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.icon-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(34, 83, 170, 0.1);
  color: var(--color-primary);
  font-size: 1.5rem;
}

.icon-circle.gold {
  background: rgba(245, 191, 43, 0.16);
  color: var(--color-accent-600);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

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

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  height: var(--header-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-heading);
  flex-shrink: 0;
}

.brand img {
  height: 108px;
  width: auto;
}

.brand-name {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-primary-900);
  line-height: 1.1;
}

.brand-name span {
  display: block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.main-nav a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-fg);
  position: relative;
  padding-block: var(--space-2);
  transition: color var(--transition);
}

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

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

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

.main-nav > .btn {
  display: none;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-phone {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary-900);
  white-space: nowrap;
  flex-shrink: 0;
}

.header-phone .icon-circle {
  width: 40px;
  height: 40px;
  font-size: 1.1rem;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-2);
  color: var(--color-primary-900);
}

.nav-toggle .icon {
  width: 28px;
  height: 28px;
}

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

.hero {
  position: relative;
  color: var(--color-white);
  background: linear-gradient(120deg, rgba(10, 24, 51, 0.92) 5%, rgba(14, 34, 69, 0.78) 45%, rgba(14, 34, 69, 0.55) 100%), url("../images/hero-lighting.jpg") center 65% / cover no-repeat;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 14, 30, 0.85), transparent 55%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-8);
  align-items: center;
  padding-block: var(--space-9);
  min-height: 640px;
}

.hero-copy .eyebrow {
  background: rgba(245, 191, 43, 0.16);
  color: var(--color-accent);
}

.hero-copy h1 {
  color: var(--color-white);
  font-size: clamp(2.2rem, 1.6rem + 2.6vw, 3.6rem);
  margin-bottom: var(--space-5);
}

.hero-copy h1 em {
  font-style: normal;
  color: var(--color-accent);
}

.hero-copy p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-block: var(--space-6);
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-top: var(--space-7);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.hero-trust-item .icon {
  width: 26px;
  height: 26px;
  color: var(--color-accent);
}

.hero-trust-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1rem;
}

.hero-trust-item span {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.7);
}

/* Hero quote form card */
.quote-card {
  background: var(--color-white);
  color: var(--color-fg);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
}

.quote-card h3 {
  font-size: 1.35rem;
  margin-bottom: var(--space-2);
}

.quote-card .quote-sub {
  color: var(--color-fg-muted);
  font-size: 0.92rem;
  margin-bottom: var(--space-5);
}

/* ==========================================================================
   Forms
   ========================================================================== */

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

.field label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: var(--space-2);
  color: var(--color-primary-900);
}

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

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-fg);
  min-height: 44px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.field textarea {
  min-height: 100px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(34, 83, 170, 0.14);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.field-hint {
  font-size: 0.78rem;
  color: var(--color-fg-muted);
  margin-top: var(--space-2);
}

.form-note {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: 0.8rem;
  color: var(--color-fg-muted);
  margin-top: var(--space-4);
}

.form-status {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status.success {
  background: rgba(27, 138, 90, 0.12);
  color: var(--color-success);
}

.form-status.error {
  background: rgba(220, 38, 38, 0.1);
  color: #b91c1c;
}

/* ==========================================================================
   Trust strip
   ========================================================================== */

.trust-strip {
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.trust-strip .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.trust-stat {
  text-align: center;
}

.trust-stat strong {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 1.4rem + 1vw, 2.2rem);
  color: var(--color-primary);
}

.trust-stat span {
  font-size: 0.85rem;
  color: var(--color-fg-muted);
}

/* ==========================================================================
   Services overview grid
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-5);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.service-card .icon-circle {
  margin-bottom: var(--space-4);
}

.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-2);
}

.service-card p {
  font-size: 0.92rem;
  color: var(--color-fg-muted);
  margin-bottom: var(--space-4);
}

.service-card .card-link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: gap var(--transition);
}

.service-card .card-link:hover {
  gap: var(--space-3);
  color: var(--color-accent-600);
}

.service-card .card-link .icon {
  width: 16px;
  height: 16px;
}

/* ==========================================================================
   Service deep-dive sections
   ========================================================================== */

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
  padding-block: var(--space-8);
}

.service-detail:not(:last-child) {
  border-bottom: 1px solid var(--color-border);
}

.service-detail.reverse .service-media {
  order: 2;
}

.service-detail.reverse .service-copy {
  order: 1;
}

.service-media {
  position: relative;
}

.service-media-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: var(--space-3);
  height: 100%;
}

.service-media-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.service-media-grid .media-main {
  grid-row: 1 / 3;
}

.service-media-single img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.service-badge {
  position: absolute;
  bottom: -18px;
  right: 18px;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-heading);
}

.service-badge .icon-circle {
  width: 40px;
  height: 40px;
  font-size: 1.1rem;
}

.service-badge strong {
  display: block;
  font-size: 0.95rem;
  color: var(--color-primary-900);
}

.service-badge span {
  font-size: 0.75rem;
  color: var(--color-fg-muted);
}

.service-copy .icon-circle {
  margin-bottom: var(--space-4);
}

.service-copy h3 {
  font-size: clamp(1.5rem, 1.3rem + 1vw, 2rem);
}

.service-copy > p {
  color: var(--color-fg-muted);
  font-size: 1.05rem;
}

.benefit-list {
  margin: var(--space-5) 0;
  display: grid;
  gap: var(--space-3);
}

.benefit-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.96rem;
}

.benefit-list .icon {
  width: 20px;
  height: 20px;
  color: var(--color-success);
  margin-top: 2px;
}

.service-actions {
  display: flex;
  gap: var(--space-4);
  align-items: center;
  flex-wrap: wrap;
  margin-top: var(--space-6);
}

/* ==========================================================================
   Process (3-step)
   ========================================================================== */

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  position: relative;
}

.process-step {
  text-align: center;
  position: relative;
}

.process-step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  margin: 0 auto var(--space-5);
}

.process-step h3 {
  color: var(--color-white);
  font-size: 1.2rem;
}

.process-step p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.95rem;
  max-width: 30ch;
  margin-inline: auto;
}

/* ==========================================================================
   Gallery
   ========================================================================== */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: var(--space-4);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item.tall {
  grid-row: span 2;
}

.gallery-item.wide {
  grid-column: span 2;
}

.gallery-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: var(--space-4);
  background: linear-gradient(to top, rgba(6, 14, 30, 0.88), transparent);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.88rem;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition);
}

.gallery-item:hover .gallery-caption,
.gallery-item:focus-within .gallery-caption {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Why us / trust badges
   ========================================================================== */

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.why-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.why-card .icon-circle {
  margin-bottom: var(--space-4);
}

.why-card h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-2);
}

.why-card p {
  font-size: 0.92rem;
  color: var(--color-fg-muted);
  margin: 0;
}

/* ==========================================================================
   FAQ
   ========================================================================== */

.faq-list {
  max-width: 760px;
  margin-inline: auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--color-primary-900);
  text-align: left;
}

.faq-question .icon {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.is-open .faq-question .icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 300ms ease, padding var(--transition);
  color: var(--color-fg-muted);
  font-size: 0.95rem;
}

.faq-item.is-open .faq-answer {
  padding-bottom: var(--space-5);
}

/* ==========================================================================
   Contact section
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-8);
}

.contact-info h2 {
  font-size: clamp(1.75rem, 1.4rem + 1.6vw, 2.5rem);
}

.contact-method {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-top: 1px solid var(--color-border);
}

.contact-method:first-of-type {
  border-top: none;
}

.contact-method strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: var(--color-primary-900);
  margin-bottom: 2px;
}

.contact-method a,
.contact-method span {
  font-size: 0.92rem;
  color: var(--color-fg-muted);
}

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

.contact-form-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  box-shadow: var(--shadow-md);
}

.service-area-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.service-area-tags span {
  font-size: 0.8rem;
  padding: var(--space-2) var(--space-3);
  border-radius: 999px;
  background: rgba(34, 83, 170, 0.08);
  color: var(--color-primary-600);
  font-weight: 600;
}

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

.site-footer {
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.7);
  padding-block: var(--space-8) var(--space-6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: var(--space-7);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand .brand-name,
.footer-brand .brand-name span {
  color: var(--color-white);
}

.footer-brand p {
  font-size: 0.9rem;
  margin-top: var(--space-4);
  max-width: 32ch;
}

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition);
}

.footer-social a:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-navy);
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
}

.footer-col li {
  margin-bottom: var(--space-3);
  font-size: 0.9rem;
}

.footer-col a {
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding-top: var(--space-6);
  font-size: 0.82rem;
}

.footer-bottom a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   Sticky mobile call bar
   ========================================================================== */

.mobile-call-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  background: var(--color-navy);
  padding: var(--space-3) var(--space-4);
  gap: var(--space-3);
}

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

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

@media (max-width: 1024px) {
  .services-grid,
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (max-width: 900px) {
  .hero .container {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .hero-copy p {
    max-width: none;
  }

  .quote-card {
    max-width: 480px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .service-detail,
  .service-detail.reverse {
    grid-template-columns: 1fr;
  }

  .service-detail.reverse .service-media,
  .service-detail.reverse .service-copy {
    order: initial;
  }

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

@media (max-width: 768px) {
  :root {
    --header-h: 92px;
  }

  .brand img {
    height: 76px;
  }

  .main-nav,
  .header-phone span {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .services-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 180px;
  }

  .gallery-item.wide {
    grid-column: span 2;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .field-row {
    grid-template-columns: 1fr;
  }

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

  .mobile-call-bar {
    display: flex;
  }

  body {
    padding-bottom: 72px;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item.wide,
  .gallery-item.tall {
    grid-column: span 1;
    grid-row: span 1;
  }
}

/* ==========================================================================
   Accessibility utilities
   ========================================================================== */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: -60px;
  left: var(--space-4);
  z-index: 1000;
  background: var(--color-accent);
  color: var(--color-navy);
  font-family: var(--font-heading);
  font-weight: 700;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-sm);
  transition: top var(--transition);
}

.skip-link:focus {
  top: var(--space-4);
}

/* Mobile nav drawer */
@media (max-width: 768px) {
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-5);
    transform: translateX(100%);
    transition: transform 260ms ease;
    overflow-y: auto;
  }

  .main-nav.is-open {
    display: flex;
    transform: translateX(0);
  }

  .main-nav a {
    padding-block: var(--space-4);
    border-bottom: 1px solid var(--color-border);
    font-size: 1.05rem;
  }

  .main-nav > .btn {
    display: inline-flex;
    margin-top: var(--space-4);
  }
}