/* ==========================================================================
   Quality Epoxy Coatings — Coming Soon
   ========================================================================== */

/* Design tokens ----------------------------------------------------------- */
:root {
  --navy-primary:   #031522;
  --navy-secondary: #0B202D;
  --navy-deep:      #02101A;
  --charcoal:       #17232A;
  --lime-primary:   #B9D900;
  --lime-bright:    #C6E000;
  --lime-dark:      #95B000;
  --white:          #FFFFFF;
  --off-white:      #F5F5F2;
  --grey-light:     #E4E6E5;
  --grey-mid:       #8B9499;
  --text-dark:      #081923;

  --font-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body:    Barlow, Helvetica, Arial, sans-serif;

  --container: 1180px;
  --gutter: 24px;
}

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

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

body {
  margin: 0;
  background: var(--navy-primary);
  color: var(--text-dark);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; }

a { color: var(--lime-primary); text-decoration: none; }
a:hover { color: var(--white); }

/* Layout ------------------------------------------------------------------ */
.page {
  min-height: 100vh;
  padding: 64px max(var(--gutter), calc((100% - var(--container)) / 2)) 48px;
  display: flex;
  flex-wrap: wrap;
  gap: 56px;
  align-items: flex-start;
}

.col-info {
  flex: 1 1 420px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.col-form {
  flex: 1 1 480px;
  min-width: 0;
  max-width: 620px;
  background: var(--white);
}

/* Info column ------------------------------------------------------------- */
.logo {
  width: 100%;
  max-width: 420px;
  height: auto;
  display: block;
  background: var(--white);
  padding: 20px 24px;
}

.intro { max-width: 560px; margin-top: 44px; }

.eyebrow {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lime-primary);
}

.display { margin: 20px 0 0; }

.display-line {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(48px, 5.4vw, 76px);
  line-height: 1;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--white);
}

.display-line--accent { color: var(--lime-primary); margin-top: 2px; }

.rule {
  display: block;
  width: 78px;
  height: 4px;
  background: var(--lime-primary);
  margin: 28px 0 24px;
}

.lead {
  margin: 0;
  font-size: 21px;
  line-height: 1.55;
  color: var(--off-white);
  text-wrap: pretty;
}

.contact {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
  margin-top: 40px;
}

.contact-item {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
}

.contact-item:hover { color: var(--lime-primary); }
.contact-item--accent { color: var(--lime-primary); }

/* Footer ------------------------------------------------------------------ */
.footer {
  flex: 1 0 100%;
  margin-top: 12px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
  margin: 0;
  font-size: 13px;
  color: var(--grey-mid);
}

/* Form -------------------------------------------------------------------- */
.form-header { background: var(--lime-primary); padding: 20px 28px; }

.form-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 34px;
  line-height: 1;
  text-transform: uppercase;
  color: var(--navy-primary);
}

.form-subtitle { margin: 4px 0 0; font-size: 15px; color: var(--navy-primary); }

.form { padding: 28px; display: grid; gap: 16px; }

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field { margin: 0; display: grid; gap: 7px; }

.field-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dark);
}

.field-input {
  width: 100%;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--text-dark);
  background: var(--off-white);
  border: 1px solid var(--grey-light);
  border-radius: 0;
  padding: 13px 14px;
}

.field-input--textarea { line-height: 1.5; resize: vertical; }

.field-input::placeholder { color: var(--grey-mid); }

.field-input:focus { outline: 2px solid var(--lime-primary); outline-offset: 0; }

.field-input[aria-invalid="true"] { border-color: var(--lime-dark); }

.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.btn {
  width: 100%;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy-primary);
  background: var(--lime-primary);
  border: 0;
  padding: 17px 24px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn:hover { background: var(--lime-bright); }
.btn:disabled { opacity: 0.6; cursor: default; }

.alert {
  background: var(--off-white);
  border-left: 4px solid var(--lime-primary);
  padding: 14px 16px;
  font-size: 15px;
  color: var(--text-dark);
}

.alert--error { border-left-color: var(--lime-dark); }

.fineprint {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--grey-mid);
}

/* ==========================================================================
   Colour sample pages
   ========================================================================== */
.samples-page { background: var(--off-white); }
.samples-page.is-locked { overflow: hidden; }

.site-header {
  background: var(--navy-primary);
  padding: 16px max(var(--gutter), calc((100% - 1440px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.site-header-logo img {
  height: 52px;
  width: auto;
  display: block;
  background: var(--white);
  padding: 8px 14px;
}

.btn--inline {
  display: inline-block;
  width: auto;
  padding: 13px 20px;
  white-space: nowrap;
}

.btn--inline:hover { color: var(--navy-primary); }

.samples-hero {
  background: var(--navy-primary);
  padding: 48px max(var(--gutter), calc((100% - 1440px) / 2)) 56px;
}

.samples-title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(44px, 5.4vw, 76px);
  line-height: 1;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--white);
}

.samples-title .accent { color: var(--lime-primary); }

.samples-hero .rule { margin: 26px 0 22px; }

.samples-intro {
  margin: 0;
  max-width: 640px;
  font-size: 19px;
  line-height: 1.55;
  color: var(--off-white);
  text-wrap: pretty;
}

.samples-note {
  margin: 22px 0 0;
  max-width: 640px;
  padding: 4px 0 4px 16px;
  border-left: 3px solid var(--lime-primary);
  font-size: 16px;
  line-height: 1.55;
  color: var(--grey-light);
  text-wrap: pretty;
}

.samples-main {
  flex: 1;
  padding: 40px max(var(--gutter), calc((100% - 1440px) / 2)) 64px;
}

.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }

.chip {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 11px 18px;
  cursor: pointer;
  border: 1.5px solid var(--grey-light);
  background: var(--white);
  color: var(--text-dark);
}

.chip:hover { border-color: var(--navy-primary); }

.chip.is-active {
  border-color: var(--navy-primary);
  background: var(--navy-primary);
  color: var(--lime-primary);
}

.samples-bar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--grey-light);
}

.samples-heading {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 32px;
  color: var(--text-dark);
}

.samples-count { margin: 0; font-size: 15px; color: var(--grey-mid); }

.samples-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.sample[hidden] { display: none; }

.sample-card {
  width: 100%;
  height: 100%;
  padding: 0;
  display: flex;
  flex-direction: column;
  text-align: left;
  font: inherit;
  cursor: pointer;
  background: var(--white);
  border: 1px solid var(--grey-light);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.sample-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(3, 21, 34, 0.12);
}

.sample-card:focus-visible { outline: 2px solid var(--lime-primary); outline-offset: 2px; }

.sample-img { display: block; width: 100%; height: auto; }

.sample-meta {
  padding: 14px 16px 16px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.sample-text { display: flex; flex-direction: column; }

.sample-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.04em;
  line-height: 1.15;
  color: var(--text-dark);
}

.sample-detail {
  margin-top: 3px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--grey-mid);
}

.sample-tag {
  flex: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy-primary);
  background: var(--off-white);
  border: 1px solid var(--grey-light);
  padding: 4px 8px;
  white-space: nowrap;
}

.samples-footer {
  background: var(--navy-deep);
  padding: 22px max(var(--gutter), calc((100% - 1440px) / 2));
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.samples-footer-phone {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.08em;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(2, 16, 26, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.lightbox[hidden] { display: none; }

.lightbox-panel { width: 100%; max-width: 820px; background: var(--navy-primary); }

.lightbox-img {
  display: block;
  width: 100%;
  max-height: 72vh;
  object-fit: contain;
  background: var(--navy-deep);
}

.lightbox-bar {
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.lightbox-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 30px;
  line-height: 1;
  color: var(--white);
}

.lightbox-detail { margin: 6px 0 0; font-size: 15px; color: var(--grey-mid); }

.lightbox-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.lightbox-btn {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  background: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  padding: 11px 16px;
  cursor: pointer;
}

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

.lightbox-btn--close { color: var(--navy-primary); background: var(--lime-primary); border-color: var(--lime-primary); }
.lightbox-btn--close:hover { background: var(--lime-bright); color: var(--navy-primary); }

@media (max-width: 1100px) { .samples-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 820px)  { .samples-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px)  {
  .samples-grid { grid-template-columns: minmax(0, 1fr); }
  .samples-heading { font-size: 26px; }
  .site-header-logo img { height: 44px; }
}

/* ==========================================================================
   Terms & Conditions
   ========================================================================== */
html { scroll-behavior: smooth; }

.terms-main {
  padding: 56px max(var(--gutter), calc((100% - 1180px) / 2)) 80px;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

.terms-toc {
  position: sticky;
  top: 24px;
  background: var(--white);
  border: 1px solid var(--grey-light);
  padding: 22px 22px 18px;
}

.terms-toc-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime-dark);
}

.terms-toc-list { margin: 0; padding: 0 0 0 0; list-style: none; display: grid; gap: 2px; }

.terms-toc-list a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  line-height: 1.35;
  color: var(--text-dark);
}

.terms-toc-list a:hover { color: var(--lime-dark); }

.terms-body { max-width: 780px; color: var(--text-dark); }

.terms-h2 {
  margin: 48px 0 18px;
  padding-top: 18px;
  border-top: 3px solid var(--navy-primary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 32px;
  line-height: 1.1;
  text-transform: uppercase;
  color: var(--navy-primary);
  scroll-margin-top: 24px;
}

.terms-body > .terms-h2:first-of-type { margin-top: 0; }

.terms-num { color: var(--lime-dark); }

.terms-p, .terms-clause {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.7;
  text-wrap: pretty;
}

.terms-p--indent { padding-left: 60px; }
.terms-p--indent strong { color: var(--navy-primary); }

.terms-clause {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 8px;
}

.terms-clause--sub { padding-left: 52px; grid-template-columns: 28px minmax(0, 1fr); }

.terms-clause-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--navy-primary);
}

.terms-list {
  margin: -4px 0 20px 60px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.terms-list li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.6;
}

.terms-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--lime-primary);
}

.terms-rule { border: 0; border-top: 1px solid var(--grey-light); margin: 32px 0 40px; }

.terms-contact {
  margin-top: 48px;
  background: var(--white);
  border: 1px solid var(--grey-light);
  padding: 4px 28px 12px;
}

.terms-contact .terms-h2 { border-top: 0; margin-top: 18px; padding-top: 0; }

.terms-body a { color: var(--navy-primary); font-weight: 600; border-bottom: 2px solid var(--lime-primary); }
.terms-body a:hover { color: var(--lime-dark); }

@media (max-width: 960px) {
  .terms-main { grid-template-columns: minmax(0, 1fr); gap: 32px; padding-top: 40px; }
  .terms-toc { position: static; }
}

@media (max-width: 560px) {
  .terms-h2 { font-size: 26px; }
  .terms-clause { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .terms-clause--sub { padding-left: 16px; grid-template-columns: minmax(0, 1fr); }
  .terms-list { margin-left: 16px; }
  .terms-p--indent { padding-left: 16px; }
}

/* Responsive -------------------------------------------------------------- */
@media (max-width: 720px) {
  .page { padding-top: 40px; gap: 40px; }
  .intro { margin-top: 32px; }
  .lead { font-size: 18px; }
  .contact-item { font-size: 17px; }
  .form-title { font-size: 28px; }
  .form { padding: 22px; }
  .field-row { grid-template-columns: minmax(0, 1fr); }
  .footer { margin-top: 0; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}