*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white: #FFFFFF;
  --off-white: #F7F8F6;
  --steel: #E8EBEA;
  --mid: #8A9390;
  --ink: #1C2421;
  --accent: #2E6B54;
  --accent-light: #D6EAE2;
  --warm: #B5C4BE;
  --tag-bg: #EEF2F0;
  --mono: 'DM Mono', monospace;
  --sans: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--white);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
}

/* NAV */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--steel);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  height: 64px;
}

.nav-logo {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--ink);
  text-decoration: none;
  text-transform: uppercase;
}

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--mid);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--ink); }
.nav-links a.active { color: var(--ink); }

.nav-cta {
  background: var(--accent);
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: 4px;
  transition: opacity 0.2s !important;
}

.nav-cta:hover { opacity: 0.85; }

/* PAGE HEADER */
.page-header {
  background: var(--off-white);
  border-bottom: 1px solid var(--steel);
  padding: 48px 64px;
}

.page-header-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.page-header h1 {
  font-size: 40px;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-header p {
  font-size: 16px;
  color: var(--mid);
  margin-top: 10px;
  max-width: 560px;
}

/* BREADCRUMB */
.breadcrumb {
  padding: 14px 64px;
  border-bottom: 1px solid var(--steel);
  display: flex;
  gap: 8px;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mid);
}

.breadcrumb a {
  color: var(--mid);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* BUTTONS */
.btn-primary {
  background: var(--accent);
  color: var(--white);
  padding: 14px 28px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: opacity 0.2s;
  display: inline-block;
}

.btn-primary:hover { opacity: 0.85; }

.btn-secondary {
  background: transparent;
  color: var(--ink);
  padding: 14px 28px;
  border-radius: 4px;
  border: 1px solid var(--steel);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: border-color 0.2s;
  display: inline-block;
}

.btn-secondary:hover { border-color: var(--warm); }

/* SECTION */
section {
  padding: 64px;
}

.section-eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--steel);
}

.section-header h2 {
  font-size: 28px;
  font-weight: 300;
  letter-spacing: -0.02em;
}

.section-link {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-light);
  padding-bottom: 2px;
}

/* CATEGORY GRID */
.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--steel);
  border: 1px solid var(--steel);
}

.category-card {
  background: var(--white);
  padding: 40px;
  text-decoration: none;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background 0.2s;
  position: relative;
}

.category-card:hover { background: var(--off-white); }

.category-card-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-light);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}

.category-card h3 {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.category-card p {
  font-size: 14px;
  color: var(--mid);
  line-height: 1.65;
  max-width: 360px;
}

.category-card-arrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: auto;
  padding-top: 20px;
}

/* EQUIPMENT GRID */
.equipment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--steel);
  border: 1px solid var(--steel);
}

.equipment-card {
  background: var(--white);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--ink);
  transition: background 0.15s;
}

.equipment-card:hover { background: var(--off-white); }

.card-image {
  aspect-ratio: 4/3;
  background: var(--off-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  color: var(--mid);
  border-bottom: 1px solid var(--steel);
  position: relative;
  overflow: hidden;
}

.card-image svg { opacity: 0.3; }

.card-image-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.5;
}

.card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--accent);
  color: var(--white);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 2px;
}

.card-body {
  padding: 20px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-category {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.card-title {
  font-size: 17px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.3;
}

.card-desc {
  font-size: 13px;
  color: var(--mid);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.spec-tag {
  background: var(--tag-bg);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  padding: 4px 8px;
  border-radius: 2px;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--steel);
}

.card-price {
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
}

.card-cta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border-bottom: 1px solid var(--accent-light);
  padding-bottom: 2px;
}

/* LISTING PAGE */
.listing-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
  padding: 64px;
  align-items: start;
}

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

.listing-main-image {
  aspect-ratio: 4/3;
  background: var(--off-white);
  border: 1px solid var(--steel);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
  color: var(--mid);
}

.listing-main-image svg { opacity: 0.25; }

.listing-thumbnails {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.listing-thumb {
  aspect-ratio: 1;
  background: var(--off-white);
  border: 1px solid var(--steel);
  border-radius: 4px;
}

.listing-sidebar {
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.listing-sidebar-card {
  border: 1px solid var(--steel);
  border-radius: 4px;
  padding: 28px;
}

.listing-price {
  font-size: 32px;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 6px;
}

.listing-status {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.listing-inquire-btn {
  display: block;
  width: 100%;
  background: var(--accent);
  color: var(--white);
  border: none;
  padding: 16px;
  border-radius: 4px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.03em;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: opacity 0.2s;
  margin-bottom: 12px;
}

.listing-inquire-btn:hover { opacity: 0.85; }

.listing-email-link {
  display: block;
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mid);
  text-decoration: none;
  transition: color 0.2s;
}

.listing-email-link:hover { color: var(--accent); }

.listing-specs-card {
  border: 1px solid var(--steel);
  border-radius: 4px;
  overflow: hidden;
}

.listing-specs-title {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid);
  padding: 14px 20px;
  border-bottom: 1px solid var(--steel);
  background: var(--off-white);
}

.spec-row {
  display: flex;
  justify-content: space-between;
  padding: 12px 20px;
  border-bottom: 1px solid var(--steel);
  font-size: 13px;
}

.spec-row:last-child { border-bottom: none; }

.spec-label {
  color: var(--mid);
  font-size: 12px;
}

.spec-value {
  font-weight: 500;
  color: var(--ink);
  text-align: right;
}

.listing-title {
  font-size: 32px;
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.listing-subtitle {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.listing-description {
  font-size: 15px;
  color: var(--mid);
  line-height: 1.75;
  margin-bottom: 32px;
}

.listing-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* CONTACT FORM */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  padding: 64px;
}

.contact-left h2 {
  font-size: 32px;
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.contact-left p {
  font-size: 15px;
  color: var(--mid);
  line-height: 1.65;
  margin-bottom: 32px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.contact-detail-icon {
  width: 36px;
  height: 36px;
  background: var(--accent-light);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-text {
  font-size: 14px;
  color: var(--ink);
}

.contact-detail-text a {
  color: var(--accent);
  text-decoration: none;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--off-white);
  border: 1px solid var(--steel);
  border-radius: 4px;
  padding: 12px 14px;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--accent); }

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  background: var(--accent);
  color: var(--white);
  border: none;
  padding: 14px 28px;
  border-radius: 4px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: opacity 0.2s;
  align-self: flex-start;
}

.form-submit:hover { opacity: 0.85; }

/* FOOTER */
footer {
  background: var(--ink);
  color: var(--warm);
  padding: 40px 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--steel);
}

.footer-logo {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
}

.footer-logo span { color: var(--accent); }

.footer-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.footer-links a {
  font-size: 12px;
  color: var(--warm);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--white); }

.footer-copy {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--mid);
}

/* EMPTY STATE */
.empty-state {
  grid-column: 1 / -1;
  padding: 80px 40px;
  text-align: center;
  background: var(--white);
}

.empty-state h3 {
  font-size: 20px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 14px;
  color: var(--mid);
  margin-bottom: 24px;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  nav { padding: 0 24px; }
  .nav-links { display: none; }
  .page-header { padding: 40px 24px; }
  .breadcrumb { padding: 12px 24px; }
  section { padding: 40px 24px; }
  .category-grid { grid-template-columns: 1fr; }
  .equipment-grid { grid-template-columns: 1fr; }
  .listing-layout { grid-template-columns: 1fr; padding: 24px; gap: 32px; }
  .listing-sidebar { position: static; }
  .contact-layout { grid-template-columns: 1fr; gap: 40px; padding: 40px 24px; }
  .form-row { grid-template-columns: 1fr; }
  footer { flex-direction: column; gap: 20px; text-align: center; padding: 32px 24px; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}