/* =====================================================================
   GM Scrapmetal Limited: main stylesheet
   ---------------------------------------------------------------------
   Contents
     1.  Brand colours & settings (CSS variables)
     2.  Base / reset
     3.  Layout helpers
     4.  Typography
     5.  Buttons
     6.  Header & navigation
     7.  Hero sections
     8.  Sections & cards
     9.  Process steps, facts, CTA band
     10. Gallery & lightbox
     11. Forms
     12. Contact page
     13. Footer
     14. Floating WhatsApp button
     15. Scroll animations
     16. Responsive (tablet & desktop)
   ===================================================================== */

/* 1. BRAND COLOURS & SETTINGS --------------------------------------- */
:root {
  --charcoal: #1b2028;
  --navy: #202033;
  --steel: #8ec2e5;
  --steel-dark: #3f7fae;
  --grey: #858c93;
  --offwhite: #f3f4f4;
  --white: #ffffff;
  --line: #dfe2e5;
  --text-muted: rgba(27, 32, 40, 0.7);
  --error: #b91c1c;
  --whatsapp: #25d366;

  --font-body: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Barlow Condensed", "Arial Narrow", system-ui, sans-serif;

  --container: 74rem;      /* max page width */
  --gutter: 1.25rem;       /* side padding */
  --header-height: 4.5rem;
}

/* 2. BASE / RESET ---------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--charcoal);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

/* Anything with the "hidden" attribute stays hidden, whatever its other styles */
[hidden] {
  display: none !important;
}

a {
  color: inherit;
}

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

:focus-visible {
  outline: 3px solid var(--steel);
  outline-offset: 3px;
}

::selection {
  background: var(--steel);
  color: var(--charcoal);
}

/* Hidden visually but still read by screen readers */
.sr-only {
  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: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  padding: 0.6rem 1rem;
  background: var(--white);
  color: var(--charcoal);
}
.skip-link:focus {
  top: 1rem;
}

/* Generic icon style (SVG line icons) */
.icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.icon-fill {
  fill: currentColor;
  stroke: none;
}

/* 3. LAYOUT HELPERS -------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  padding: 4rem 0;
}
.section-grey {
  background: var(--offwhite);
}
.section-dark {
  background: var(--charcoal);
  color: var(--white);
}

/* Fine diagonal texture used on dark backgrounds */
.hatch {
  background-image: repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 14px);
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.two-col {
  display: grid;
  gap: 3.5rem;
}

/* 4. TYPOGRAPHY ------------------------------------------------------ */
h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.02;
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.3rem);
}

h3 {
  font-size: 1.25rem;
  line-height: 1.15;
}

p {
  margin: 0;
}

.lead {
  font-size: 1.025rem;
  color: var(--text-muted);
  margin-top: 1.25rem;
  max-width: 46rem;
}
.section-dark .lead {
  color: rgba(255, 255, 255, 0.7);
}

/* Small label above headings, e.g. "01 — What we buy" */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--steel-dark);
}
.eyebrow::before {
  content: "";
  width: 2.25rem;
  height: 2px;
  background: currentColor;
}
.section-dark .eyebrow,
.hero .eyebrow,
.page-hero .eyebrow,
.eyebrow-light {
  color: var(--steel);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  text-decoration: none;
}
.text-link:hover {
  color: var(--steel-dark);
}
.text-link .icon {
  transition: transform 0.2s;
}
.text-link:hover .icon {
  transform: translateX(4px);
}

.note {
  margin-top: 3rem;
  max-width: 48rem;
  padding-left: 1.25rem;
  border-left: 2px solid var(--steel);
  color: var(--text-muted);
}

/* 5. BUTTONS --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.3rem;
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
  cursor: pointer;
  background: none;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}
.btn .icon {
  transition: transform 0.2s;
}
.btn:hover .arrow {
  transform: translateX(4px);
}

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

.btn-dark {
  background: var(--charcoal);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--navy);
}

.btn-outline {
  border-color: rgba(27, 32, 40, 0.25);
  color: var(--charcoal);
}
.btn-outline:hover {
  background: var(--charcoal);
  border-color: var(--charcoal);
  color: var(--white);
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--white);
}
.btn-outline-light:hover {
  background: var(--white);
  color: var(--charcoal);
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: var(--white);
}
.btn-whatsapp:hover {
  background: #1ebe5a;
}

.btn-sm {
  padding: 0.7rem 1.1rem;
  font-size: 0.85rem;
}
.btn-block {
  width: 100%;
}
.btn[disabled],
.btn.is-disabled {
  opacity: 0.55;
  pointer-events: none;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.25rem;
}

/* 6. HEADER & NAVIGATION -------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  transition: background-color 0.3s, box-shadow 0.3s;
}
/* Added by JavaScript once the page is scrolled or the menu is open */
.site-header.is-solid {
  background: rgba(27, 32, 40, 0.96);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: var(--header-height);
}

.logo img {
  height: 2.6rem;
  width: auto;
}

.main-nav {
  display: none; /* shown on desktop, see section 16 */
}
.main-nav ul {
  display: flex;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.main-nav a {
  position: relative;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.2s;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.4rem;
  width: 0;
  height: 2px;
  background: var(--steel);
  transition: width 0.25s;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--white);
}
.main-nav a:hover::after,
.main-nav a[aria-current="page"]::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.header-cta {
  display: none; /* shown from tablet size */
}

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 0;
  background: none;
  color: var(--white);
  cursor: pointer;
}
.menu-toggle .icon {
  width: 1.7rem;
  height: 1.7rem;
}
.menu-toggle .icon-close {
  display: none;
}
.menu-toggle[aria-expanded="true"] .icon-open {
  display: none;
}
.menu-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

.mobile-menu {
  height: calc(100dvh - var(--header-height));
  overflow-y: auto;
  padding: 1.5rem var(--gutter);
  background: var(--charcoal);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.mobile-menu ul {
  margin: 0 0 2rem;
  padding: 0;
  list-style: none;
}
.mobile-menu li + li {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.mobile-menu a:not(.btn) {
  display: block;
  padding: 1rem 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white);
}
.mobile-menu[hidden] {
  display: none;
}

/* 7. HERO SECTIONS --------------------------------------------------- */
/* Home page hero */
.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: flex-end;
  min-height: min(88svh, 760px);
  padding: 7.5rem 0 4rem;
  overflow: hidden;
  background: var(--charcoal);
  color: var(--white);
}
.hero-bg,
.page-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* Dark overlay so text stays readable over the photo */
.hero::before,
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, var(--charcoal) 0%, rgba(27, 32, 40, 0.82) 45%, rgba(27, 32, 40, 0.25) 100%);
}
.hero-content {
  max-width: 48rem;
}
.hero h1 {
  font-size: clamp(2.3rem, 6vw, 3.9rem);
  line-height: 0.92;
}
.hero-text {
  margin-top: 1.75rem;
  max-width: 34rem;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.82);
}
.hero-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white);
}
.hero-whatsapp:hover {
  color: var(--steel);
}

/* Inner page hero */
.page-hero {
  position: relative;
  isolation: isolate;
  padding: 7.5rem 0 3.5rem;
  overflow: hidden;
  background: var(--charcoal);
  color: var(--white);
}
.page-hero-bg {
  opacity: 0.4;
}
.page-hero h1 {
  max-width: 50rem;
  font-size: clamp(2.1rem, 5vw, 3.2rem);
  line-height: 0.98;
}
.page-hero p.intro {
  margin-top: 1.5rem;
  max-width: 40rem;
  font-size: 1.025rem;
  color: rgba(255, 255, 255, 0.78);
}

/* 8. SECTIONS & CARDS ------------------------------------------------ */
/* Intro image with accent corner */
.intro-image {
  position: relative;
}
.intro-image img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

/* Material cards (What We Buy) */
.material-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  transition: box-shadow 0.3s;
}
.material-card:hover {
  box-shadow: 0 25px 50px rgba(27, 32, 40, 0.1);
}
.material-card .card-image {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--charcoal);
}
.material-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s;
}
.material-card:hover .card-image img {
  transform: scale(1.05);
}
.card-number {
  position: absolute;
  top: 0;
  left: 0;
  padding: 0.35rem 0.75rem;
  background: var(--charcoal);
  color: var(--steel);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.15em;
}
.material-card .card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.75rem;
}
.material-card .card-body > p {
  flex: 1;
  margin-top: 0.75rem;
  color: var(--text-muted);
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}
.tags li {
  padding: 0.25rem 0.6rem;
  background: var(--offwhite);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.card-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.75rem;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid var(--steel);
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
}
.card-link:hover {
  color: var(--steel-dark);
}

/* Service cards */
.service-card {
  padding: 2rem;
  background: var(--white);
  border-top: 2px solid var(--charcoal);
  transition: border-color 0.3s;
}
.service-card:hover {
  border-color: var(--steel);
}
.service-card .card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.service-card .big-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--line);
}
.service-card p {
  margin-top: 0.75rem;
  color: var(--text-muted);
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}
.badge-offered {
  background: rgba(142, 194, 229, 0.25);
}
.badge-confirm {
  background: #fef3c7;
  color: #78350f;
}

/* Value cards (About page) */
.value-card {
  padding: 2rem;
  background: var(--white);
  border-top: 2px solid var(--charcoal);
}
.value-card .num {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--steel-dark);
}
.value-card h3 {
  margin-top: 1rem;
}
.value-card p {
  margin-top: 0.75rem;
  color: var(--text-muted);
}

/* Split panels: suppliers / buyers */
.split {
  display: grid;
}
.split-panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 3.5rem var(--gutter);
  color: var(--white);
}
.split-panel img {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
}
.split-panel.navy {
  background: var(--navy);
}
.split-panel.charcoal {
  background: var(--charcoal);
}
.split-panel .inner {
  max-width: 32rem;
}
.split-panel h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.3rem);
}
.split-panel p {
  margin-top: 1rem;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.72);
}

/* Empty state (e.g. gallery has no photos yet) */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4.5rem 1.5rem;
  text-align: center;
  background: var(--offwhite);
  border: 1px dashed rgba(27, 32, 40, 0.2);
}
.empty-state .icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--grey);
}
.empty-state h2,
.empty-state h3 {
  margin-top: 1.25rem;
  font-size: 1.75rem;
}
.empty-state p {
  margin-top: 0.75rem;
  max-width: 32rem;
  color: var(--text-muted);
}

/* 9. PROCESS STEPS, FACTS, CTA BAND --------------------------------- */
.steps {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.steps li {
  padding: 2rem;
  background: rgba(255, 255, 255, 0.04);
}
.steps .step-label {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--steel);
}
.steps h3 {
  margin-top: 1rem;
}
.steps p {
  margin-top: 0.75rem;
  color: rgba(255, 255, 255, 0.65);
}

.facts {
  display: grid;
  gap: 1px;
  margin: 0;
  background: var(--line);
}
.facts div {
  padding: 2rem;
  background: var(--white);
}
.facts dt {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.6vw, 2.4rem);
  font-weight: 700;
  line-height: 1.05;
  text-transform: uppercase;
}
.facts dd {
  margin: 0.75rem 0 0;
  color: var(--text-muted);
}

/* Statistics row (25+ Companies, 100+ People, 10+ Institutions).
   Always three columns in one row, on phones too. */
.stats-section {
  padding: 4.5rem 0;
  background: var(--charcoal);
  color: var(--white);
  background-image: repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 14px);
}
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}
.stat {
  padding: 0.5rem 0.5rem;
  text-align: center;
}
.stat + .stat {
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}
.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 3.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--steel);
  font-variant-numeric: tabular-nums;
}
.stat-label {
  display: block;
  margin-top: 0.6rem;
  font-family: var(--font-display);
  font-size: clamp(0.78rem, 2vw, 1.05rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.stats-caption {
  margin-top: 2rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

.contact-value a {
  text-decoration: none;
}
.contact-value a:hover {
  color: var(--steel-dark);
}

.cta-band {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 3.5rem 0;
  background: var(--navy);
  color: var(--white);
}
.cta-band > img {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.15;
}
.cta-band .container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.cta-band p {
  margin-top: 1rem;
  font-size: 1.025rem;
  color: rgba(255, 255, 255, 0.7);
}
.cta-band .btn-row {
  margin-top: 0;
}

/* Image credits (About page) */
.credits {
  padding: 4rem 0;
  border-top: 1px solid var(--line);
  font-size: 0.875rem;
  color: var(--text-muted);
}
.credits h2 {
  font-size: 1.25rem;
  color: var(--charcoal);
}
.credits p {
  margin-top: 0.5rem;
  max-width: 48rem;
}
.credits ul {
  display: grid;
  gap: 0.4rem 2rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

/* 10. GALLERY & LIGHTBOX -------------------------------------------- */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}
.filters button {
  padding: 0.5rem 1rem;
  border: 0;
  background: var(--offwhite);
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}
.filters button:hover {
  background: var(--line);
}
.filters button[aria-pressed="true"] {
  background: var(--charcoal);
  color: var(--white);
}

.gallery-grid {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.gallery-item {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  padding: 0;
  border: 0;
  overflow: hidden;
  background: var(--charcoal);
  text-align: left;
  cursor: pointer;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s;
}
.gallery-item:hover img {
  transform: scale(1.05);
}
.gallery-item .caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 4rem 1.25rem 1.25rem;
  background: linear-gradient(to top, rgba(27, 32, 40, 0.9), transparent);
  color: var(--white);
}
.gallery-item .cat {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
}
.gallery-item .title {
  font-weight: 600;
}
/* "Loading photos…" / "Couldn't load photos" message */
.gallery-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 3rem 1rem;
  text-align: center;
  color: var(--text-muted);
}
.gallery-item .date {
  display: block;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

.lightbox {
  width: 100%;
  max-width: none;
  height: 100%;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
}
.lightbox::backdrop {
  background: rgba(27, 32, 40, 0.95);
}
.lightbox-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 1rem;
  color: var(--white);
  text-align: center;
}
.lightbox img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
}
.lightbox-caption {
  margin-top: 1rem;
}
.lightbox-meta {
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}
.lightbox-btn {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border: 0;
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  cursor: pointer;
}
.lightbox-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}
.lightbox-btn .icon {
  width: 1.6rem;
  height: 1.6rem;
}
.lightbox-close {
  top: 1rem;
  right: 1rem;
}
.lightbox-prev {
  left: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-next {
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
}

/* 11. FORMS ---------------------------------------------------------- */
.form-card {
  padding: 1.5rem;
  background: var(--white);
  border: 1px solid var(--line);
}
.form-card > h2 {
  font-size: 1.9rem;
}
.form-card > p {
  margin-top: 0.5rem;
  color: var(--text-muted);
}

.enquiry-form {
  margin-top: 2rem;
}
.enquiry-form fieldset {
  margin: 0 0 2.25rem;
  padding: 0;
  border: 0;
}
.enquiry-form legend {
  margin-bottom: 1.25rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.field-row {
  display: grid;
  gap: 1.5rem;
}
.field {
  margin-bottom: 1.5rem;
}
.field-row .field {
  margin-bottom: 0;
}
.field-row + .field,
.field-row + .field-row {
  margin-top: 1.5rem;
}

.field label,
.field .label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
}
.req {
  margin-left: 0.2rem;
  color: var(--steel-dark);
}
.optional {
  margin-left: 0.4rem;
  font-weight: 400;
  color: rgba(27, 32, 40, 0.5);
}
.hint {
  margin-top: 0.2rem;
  font-size: 0.875rem;
  color: rgba(27, 32, 40, 0.55);
}

.field input[type="text"],
.field input[type="tel"],
.field input[type="email"],
.field select,
.field textarea {
  display: block;
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(27, 32, 40, 0.2);
  border-radius: 0;
  background: var(--white);
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field input::placeholder,
.field textarea::placeholder {
  color: rgba(27, 32, 40, 0.4);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--charcoal);
  box-shadow: 0 0 0 3px rgba(142, 194, 229, 0.6);
}
.field textarea {
  resize: vertical;
  min-height: 7rem;
}
.field select {
  appearance: none;
  padding-right: 2.75rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231B2028' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 18px;
}

/* Error state (classes added by JavaScript) */
.field.has-error input,
.field.has-error select,
.field.has-error textarea {
  border-color: var(--error);
}
.error-text {
  margin-top: 0.35rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--error);
}

/* Radio buttons shown as option cards */
.radio-cards {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.radio-cards label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(27, 32, 40, 0.2);
  font-size: 0.875rem;
  font-weight: 400;
  cursor: pointer;
}
.radio-cards label:hover {
  border-color: rgba(27, 32, 40, 0.5);
}
.radio-cards label:has(input:checked) {
  border-color: var(--charcoal);
  background: var(--offwhite);
  font-weight: 600;
}
.radio-cards input,
.consent input {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--charcoal);
}

.info-box {
  padding: 1rem;
  background: var(--offwhite);
  font-size: 0.875rem;
  color: var(--text-muted);
}
.info-box strong {
  color: var(--charcoal);
}

.consent label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  font-weight: 400;
  color: rgba(27, 32, 40, 0.8);
  cursor: pointer;
}
.consent input {
  margin-top: 0.15rem;
  flex-shrink: 0;
}

/* Hidden anti-spam field: people never see it, bots fill it in */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-footer {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.form-footer p {
  font-size: 0.875rem;
  color: rgba(27, 32, 40, 0.55);
}
.form-summary-error {
  margin-top: 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--error);
}

/* Shown after the form opens WhatsApp */
.form-done {
  padding: 2rem;
  background: var(--offwhite);
  outline: none;
}
.form-done .done-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--whatsapp);
  color: var(--white);
}
.form-done .done-icon .icon {
  width: 1.6rem;
  height: 1.6rem;
}
.form-done h3 {
  margin-top: 1.5rem;
  font-size: 1.9rem;
}
.form-done p {
  margin-top: 0.75rem;
  max-width: 36rem;
  color: var(--text-muted);
}
.form-done .small {
  font-size: 0.875rem;
}

/* "What happens next" sidebar */
.sidebar-box {
  padding: 2rem;
  background: var(--charcoal);
  color: var(--white);
}
.sidebar-box h2 {
  font-size: 1.6rem;
}
.sidebar-box ol {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}
.sidebar-box li {
  display: flex;
  gap: 1rem;
}
.sidebar-box li + li {
  margin-top: 1.5rem;
}
.sidebar-box .n {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--steel);
}
.sidebar-box strong {
  display: block;
}
.sidebar-box p {
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.65);
}

.check-list {
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}
.check-list li {
  display: flex;
  gap: 0.75rem;
  color: rgba(27, 32, 40, 0.8);
}
.check-list li + li {
  margin-top: 1rem;
}
.check-list .icon {
  margin-top: 0.15rem;
  color: var(--steel-dark);
}

.chip-box {
  margin-top: 2.5rem;
  padding: 1.5rem;
  background: var(--offwhite);
}
.chip-box h3 {
  font-size: 1.15rem;
}
.chip-box .tags li {
  background: var(--white);
  border: 1px solid var(--line);
  text-transform: none;
  font-size: 0.875rem;
  letter-spacing: 0;
}
.chip-box p {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: rgba(27, 32, 40, 0.6);
}

/* 12. CONTACT PAGE --------------------------------------------------- */
.contact-list {
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.contact-list li {
  display: flex;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}
.contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;
  background: var(--charcoal);
  color: var(--steel);
}
.contact-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(27, 32, 40, 0.5);
}
.contact-value {
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  white-space: pre-line;
}
a.contact-value:hover {
  color: var(--steel-dark);
}
/* Shown when a detail has not been confirmed yet */
.is-placeholder {
  font-style: italic;
  font-weight: 400;
  opacity: 0.55;
}

.map-frame {
  display: block;
  width: 100%;
  height: 420px;
  border: 0;
  filter: grayscale(0.4);
}

/* Legal / privacy text */
.prose {
  max-width: 48rem;
  color: rgba(27, 32, 40, 0.8);
}
.prose p + p,
.prose h2 + p {
  margin-top: 1rem;
}
.prose h2 {
  margin-top: 2.5rem;
  font-size: 1.3rem;
}

/* 13. FOOTER --------------------------------------------------------- */
.site-footer {
  background: var(--charcoal);
  color: var(--white);
}
.footer-grid {
  display: grid;
  gap: 3rem;
  padding: 3.75rem var(--gutter);
}
.footer-logo img {
  height: 3rem;
  width: auto;
}
.footer-about {
  margin-top: 1.5rem;
  max-width: 24rem;
  color: rgba(255, 255, 255, 0.65);
}
.footer-title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--steel);
}
.footer-links {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}
.footer-links li + li {
  margin-top: 0.75rem;
}
.footer-links a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.75);
}
.footer-links a:hover {
  color: var(--white);
}
.footer-contact {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}
.footer-contact li {
  display: flex;
  gap: 1rem;
}
.footer-contact li + li {
  margin-top: 1rem;
}
.footer-contact .icon {
  margin-top: 0.15rem;
  color: var(--steel);
}
.footer-contact small {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}
.footer-contact a,
.footer-contact span {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.9);
}
.footer-contact a:hover {
  color: var(--steel);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-bottom .container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: 1.5rem;
  padding-bottom: 5.5rem; /* room for the floating WhatsApp button on phones */
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
}
@media (min-width: 640px) {
  .footer-bottom .container {
    padding-bottom: 1.5rem;
  }
}
.footer-bottom nav {
  display: flex;
  gap: 1.5rem;
}
.footer-bottom a {
  text-decoration: none;
}
.footer-bottom a:hover {
  color: var(--white);
}

/* "Designed by Glory Kiwelu" credit, bottom-right of the footer */
.designer-credit {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}
.designer-credit strong {
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
}
.designer-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  border: 1.5px solid var(--steel);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--steel);
}

/* 14. FLOATING WHATSAPP BUTTON -------------------------------------- */
.whatsapp-float {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  height: 3.5rem;
  padding: 0 1rem;
  border-radius: 999px;
  background: var(--whatsapp);
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.875rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s;
}
.whatsapp-float:hover {
  transform: translateY(-2px);
}
.whatsapp-float .icon {
  width: 1.65rem;
  height: 1.65rem;
}
.whatsapp-float .label {
  display: none;
}

/* 15. SCROLL ANIMATIONS ---------------------------------------------- */
/* Elements with class "reveal" fade in when scrolled into view.
   JavaScript adds "js" to <html>; without JavaScript, nothing is hidden. */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
  }
  .js .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

/* 16. RESPONSIVE ----------------------------------------------------- */
/* Tablet: 640px and wider */
@media (min-width: 640px) {
  :root {
    --gutter: 2rem;
  }
  .header-cta {
    display: inline-flex;
  }
  .logo img {
    height: 3rem;
  }
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .facts {
    grid-template-columns: repeat(3, 1fr);
  }
  .field-row {
    grid-template-columns: 1fr 1fr;
  }
  .field-row.qty {
    grid-template-columns: 1fr 13rem;
  }
  .radio-cards {
    grid-template-columns: 1fr 1fr;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .credits ul {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-card {
    padding: 2.5rem;
  }
  .form-done {
    padding: 2.5rem;
  }
  .footer-bottom .container {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding-right: 11rem; /* keep clear of the floating WhatsApp button */
  }
  .form-footer {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .whatsapp-float {
    right: 1.75rem;
    bottom: 1.75rem;
  }
  .whatsapp-float .label {
    display: inline;
  }
  .split-panel {
    padding: 4.5rem 3rem;
  }
  .lightbox-inner {
    padding: 2.5rem;
  }
  .lightbox-prev {
    left: 1.5rem;
  }
  .lightbox-next {
    right: 1.5rem;
  }
}

/* Desktop: 1024px and wider */
@media (min-width: 1024px) {
  .section {
    padding: 5.5rem 0;
  }
  .main-nav {
    display: block;
  }
  .menu-toggle,
  .mobile-menu {
    display: none !important;
  }
  .hero {
    align-items: center;
    padding-bottom: 7rem;
  }
  .page-hero {
    padding: 9rem 0 4.5rem;
  }
  .section-head {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid-4,
  .steps {
    grid-template-columns: repeat(4, 1fr);
  }
  .two-col {
    grid-template-columns: 7fr 5fr;
    gap: 5rem;
  }
  .two-col.reverse {
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
  }
  .two-col.form-layout {
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
  }
  .split {
    grid-template-columns: 1fr 1fr;
  }
  .split-panel {
    padding: 4.5rem 3.5rem;
  }
  .intro-image::after {
    content: "";
    position: absolute;
    left: -1.5rem;
    bottom: -1.5rem;
    width: 8rem;
    height: 8rem;
    border-left: 4px solid var(--steel);
    border-bottom: 4px solid var(--steel);
    pointer-events: none;
  }
  .cta-band .container {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .credits ul {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer-grid {
    grid-template-columns: 4fr 3fr 5fr;
  }
  .sticky {
    position: sticky;
    top: 7rem;
  }
}