:root {
  /* Brand-aligned: deep navy (logo), soft text, thermometer red for CTAs only */
  --navy-950: #070d18;
  --navy-900: #0a1628;
  --navy-850: #0c1a2e;
  --navy-800: #0f2038;
  --navy-750: #132845;
  --text: #e8edf3;
  --muted: rgba(232, 237, 243, 0.68);
  --border: rgba(232, 237, 243, 0.11);
  --accent: #c12c36;
  --accent-hover: #d63e48;
  --accent-soft: rgba(193, 44, 54, 0.14);
  --frost: rgba(200, 220, 240, 0.22);
  --bg: var(--navy-900);
  --panel: var(--navy-800);
  --panel-2: var(--navy-850);
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.42);
  --radius: 16px;
  --radius-lg: 22px;
  --max: 1120px;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1000px 520px at 12% -8%, rgba(30, 58, 95, 0.45), transparent 58%),
    radial-gradient(800px 480px at 88% 0%, rgba(193, 44, 54, 0.06), transparent 52%),
    linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 35%, #080f1a 100%);
  line-height: 1.55;
}

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

a:hover {
  text-decoration: underline;
  text-decoration-color: rgba(209, 90, 98, 0.75);
  text-underline-offset: 4px;
}

.container {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.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: 12px;
  top: 12px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--border);
  border-radius: 10px;
  transform: translateY(-220%);
  transition: transform 160ms ease;
  z-index: 9999;
}

.skip-link:focus {
  transform: translateY(0);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(10, 22, 40, 0.88);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  font-weight: 800;
  letter-spacing: 0.5px;
}

.brand-mark--logo {
  width: auto;
  min-width: auto;
  max-width: min(240px, 42vw);
  height: auto;
  min-height: 40px;
  padding: 0;
  background: transparent;
  border: none;
  box-shadow: none;
  border-radius: 10px;
}

.brand-logo-img {
  display: block;
  max-height: 48px;
  max-width: 220px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.brand-text {
  display: grid;
  gap: 2px;
}

.brand-name {
  font-weight: 650;
  font-size: clamp(12px, 2.1vw, 15px);
  letter-spacing: 0.04em;
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--text);
}

.brand-tag {
  font-size: 12px;
  color: var(--muted);
}

.nav {
  display: flex;
  align-items: center;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
}

.nav-menu {
  display: flex;
  gap: 12px;
  align-items: center;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--muted);
  border: 1px solid transparent;
}

.nav-link:hover {
  text-decoration: none;
  border-color: var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.is-active {
  color: var(--text);
  border-color: rgba(193, 44, 54, 0.35);
  background: var(--accent-soft);
}

.nav-cta {
  color: var(--text);
  border-color: rgba(193, 44, 54, 0.45);
  background: var(--accent-soft);
}

/* Hero */
.hero {
  padding: 68px 0 34px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 28px;
  align-items: start;
}

.hero-copy h1 {
  margin: 10px 0 10px;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.eyebrow {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  color: rgba(200, 218, 238, 0.88);
  font-weight: 600;
  letter-spacing: 0.2px;
  margin: 0;
}

.lead {
  color: var(--muted);
  font-size: 18px;
  max-width: 58ch;
  margin: 0 0 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 18px 0 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 12px;
  border: 1px solid rgba(160, 40, 48, 0.55);
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.28);
  transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.button:hover {
  text-decoration: none;
  background: var(--accent-hover);
  border-color: rgba(180, 60, 68, 0.65);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
}

.button-ghost {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  box-shadow: none;
}

.button-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(232, 237, 243, 0.18);
}

.button-invert {
  border-color: rgba(10, 22, 40, 0.5);
  background: var(--navy-900);
  color: var(--text);
}

.button-invert:hover {
  background: var(--navy-850);
}

.button-invert-ghost {
  border-color: rgba(10, 22, 40, 0.4);
  background: rgba(10, 22, 40, 0.35);
  color: var(--text);
}

.button-invert-ghost:hover {
  background: rgba(10, 22, 40, 0.5);
}

.hero-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 18px;
}

.meta-card {
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
}

.meta-title {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
}

.meta-value {
  font-weight: 600;
}

.hero-media {
  display: grid;
  gap: 12px;
  align-content: start;
}

.hero-photo {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 3;
  background: rgba(255, 255, 255, 0.03);
}

.hero-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-panel {
  display: grid;
  gap: 12px;
}

.panel-card {
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(15, 32, 56, 0.92), rgba(12, 26, 46, 0.88));
  box-shadow: var(--shadow);
}

.panel-kicker {
  color: rgba(220, 130, 138, 0.92);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.2px;
}

.panel-title {
  font-weight: 750;
  font-size: 18px;
  margin-top: 6px;
}

.panel-body {
  color: var(--muted);
  margin-top: 8px;
}

/* Sections */
.section {
  padding: 46px 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-header {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.section-header h2 {
  margin: 0;
  font-size: 28px;
  letter-spacing: -0.01em;
}

.section-header p {
  margin: 0;
  color: var(--muted);
  max-width: 70ch;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
}

.card h3,
.card h2 {
  margin: 0 0 8px;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.feature h3 {
  margin: 0 0 6px;
}

.feature p {
  margin: 0;
  color: var(--muted);
}

.quote {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(15, 32, 56, 0.55), rgba(12, 26, 46, 0.5));
}

.quote blockquote {
  margin: 0;
  color: rgba(232, 237, 243, 0.94);
}

.quote figcaption {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
}

/* Refrigeration licence (homepage) */
.licence-section {
  padding: 46px 0;
}

.licence-card {
  display: grid;
  grid-template-columns: 1fr minmax(200px, 340px);
  gap: clamp(20px, 4vw, 36px);
  align-items: center;
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(165deg, rgba(15, 32, 56, 0.55) 0%, rgba(10, 22, 40, 0.4) 100%);
  box-shadow: var(--shadow);
}

.licence-content h2 {
  margin: 8px 0 10px;
  font-size: clamp(22px, 2.5vw, 28px);
  letter-spacing: -0.01em;
}

.licence-lead {
  margin: 0;
  max-width: 52ch;
}

.licence-number {
  margin-top: 20px;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid rgba(232, 237, 243, 0.12);
  background: rgba(255, 255, 255, 0.04);
}

.licence-number-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 6px;
}

.licence-number-value {
  display: block;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}

.licence-figure {
  margin: 0;
  justify-self: center;
  max-width: 320px;
  width: 100%;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

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

/* Gallery / project photos */
.gallery-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.gallery-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.gallery-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.gallery-caption {
  padding: 10px 12px 12px;
  font-size: 13px;
  color: var(--muted);
}

.footer-brand-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-logo {
  display: block;
  height: 40px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  opacity: 0.96;
}

/* CTA */
.cta {
  padding: 44px 0;
}

.cta-inner {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: 16px;
  align-items: center;
  padding: 22px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(232, 237, 243, 0.12);
  background: linear-gradient(145deg, rgba(18, 38, 62, 0.65) 0%, rgba(12, 26, 46, 0.5) 100%),
    radial-gradient(520px 200px at 100% 0%, rgba(193, 44, 54, 0.08), transparent 55%);
  box-shadow: var(--shadow);
}

.cta h2 {
  margin: 0 0 6px;
  font-size: 28px;
  letter-spacing: -0.01em;
}

.cta p {
  margin: 0;
  color: var(--muted);
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: stretch;
}

/* Footer */
.site-footer {
  padding: 24px 0 36px;
  border-top: 1px solid var(--border);
  background: rgba(5, 10, 18, 0.5);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  flex-wrap: wrap;
}

.footer-brand {
  font-weight: 750;
  margin-bottom: 6px;
}

.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
  color: var(--muted);
}

.footer-legal {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.footer-legal p {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: rgba(232, 237, 243, 0.55);
  line-height: 1.5;
}

.muted {
  color: var(--muted);
}

/* Contact page */
.page-hero {
  padding: 56px 0 24px;
}

.page-hero-inner {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 16px;
  align-items: start;
}

.page-hero h1 {
  margin: 10px 0 10px;
  font-size: clamp(30px, 3.3vw, 44px);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.aside-card {
  padding: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(15, 32, 56, 0.75), rgba(12, 26, 46, 0.72));
  box-shadow: var(--shadow);
}

.aside-title {
  font-size: 12px;
  color: var(--muted);
  margin-top: 12px;
}

.aside-title:first-child {
  margin-top: 0;
}

.aside-value {
  display: inline-block;
  font-weight: 650;
  margin-top: 4px;
}

.form {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.field {
  display: grid;
  gap: 6px;
}

.label {
  font-weight: 600;
  font-size: 13px;
  color: rgba(232, 237, 243, 0.92);
}

input,
textarea {
  width: 100%;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid rgba(232, 237, 243, 0.14);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  outline: none;
}

input:focus,
textarea:focus {
  border-color: rgba(193, 44, 54, 0.45);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 4px;
}

.form-hint {
  margin: 0;
  font-size: 13px;
}

.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
}

.notice {
  margin-top: 14px;
  padding: 14px;
  border-radius: 16px;
  border: 1px dashed rgba(232, 237, 243, 0.2);
  background: rgba(255, 255, 255, 0.04);
}

.notice-title {
  font-weight: 750;
  margin-bottom: 6px;
}

.notice-body {
  margin: 0;
  color: var(--muted);
}

.inline-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.spacer {
  height: 14px;
}

/* Responsive */
@media (max-width: 940px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .cta-inner {
    grid-template-columns: 1fr;
  }

  .cta-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }

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

  .page-hero-inner {
    grid-template-columns: 1fr;
  }

  .licence-card {
    grid-template-columns: 1fr;
  }

  .licence-figure {
    max-width: 280px;
    order: -1;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-menu {
    display: none;
    position: absolute;
    right: 20px;
    top: 64px;
    min-width: 220px;
    padding: 10px;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: rgba(10, 22, 40, 0.97);
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .nav-menu.is-open {
    display: flex;
  }

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