:root {
  --ink: #18201f;
  --muted: #66706d;
  --paper: #f7f3ea;
  --ivory: #fffaf0;
  --jade: #0f5b50;
  --jade-2: #174f47;
  --gold: #c69a44;
  --blush: #e8d8c7;
  --line: rgba(24, 32, 31, 0.12);
  --shadow: 0 24px 70px rgba(22, 31, 30, 0.12);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(198, 154, 68, 0.18), transparent 28rem),
    linear-gradient(135deg, #fffaf0 0%, #f3ede0 46%, #e7ded0 100%);
}

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

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

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(255, 250, 240, 0.86);
  border-bottom: 1px solid var(--line);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(145deg, var(--jade), #0a3f38);
  box-shadow: 0 12px 26px rgba(15, 91, 80, 0.25);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-family: 'Trebuchet MS', sans-serif;
  font-size: 0.92rem;
  color: var(--muted);
}

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

.nav-toggle {
  display: none;
  border: 0;
  background: var(--jade);
  color: #fff;
  padding: 10px 12px;
  border-radius: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 13px 22px;
  font-family: 'Trebuchet MS', sans-serif;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--jade);
  color: #fff;
  box-shadow: 0 18px 36px rgba(15, 91, 80, 0.25);
}

.btn-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.58);
  color: var(--jade);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 86px 0 54px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  gap: 54px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--jade);
  font-family: 'Trebuchet MS', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--gold);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(3.1rem, 8vw, 6.8rem);
  line-height: 0.9;
  letter-spacing: -0.07em;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2.2rem, 4vw, 4.4rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.4rem;
}

.lead {
  max-width: 720px;
  color: var(--muted);
  font-family: 'Trebuchet MS', sans-serif;
  font-size: 1.12rem;
  line-height: 1.8;
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.hero-card {
  position: relative;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 38px;
  background: rgba(255, 255, 255, 0.38);
  box-shadow: var(--shadow);
}

.hero-card img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 28px;
}

.float-note {
  position: absolute;
  right: -10px;
  bottom: 34px;
  width: min(290px, 75%);
  padding: 18px;
  border-radius: 22px;
  background: rgba(24, 32, 31, 0.9);
  color: #fff;
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.22);
}

.float-note strong {
  display: block;
  margin-bottom: 6px;
  color: #f5d995;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 42px 0 0;
}

.stat {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.42);
}

.stat strong {
  display: block;
  font-size: 1.8rem;
  color: var(--jade);
}

.stat span {
  color: var(--muted);
  font-family: 'Trebuchet MS', sans-serif;
  font-size: 0.92rem;
}

.section {
  padding: 74px 0;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 26px;
  margin-bottom: 32px;
}

.section-header p {
  max-width: 520px;
}

.grid-4,
.grid-3,
.grid-2 {
  display: grid;
  gap: 22px;
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

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

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

.card,
.product-card,
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.48);
  box-shadow: 0 18px 50px rgba(22, 31, 30, 0.08);
}

.card,
.panel {
  padding: 28px;
}

.product-card {
  overflow: hidden;
}

.product-card img {
  aspect-ratio: 1 / 0.78;
  object-fit: cover;
}

.product-body {
  padding: 24px;
}

.price {
  display: inline-flex;
  margin: 8px 0 14px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(198, 154, 68, 0.16);
  color: #7b5b18;
  font-family: 'Trebuchet MS', sans-serif;
  font-weight: 700;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.tag {
  border: 1px solid rgba(15, 91, 80, 0.18);
  border-radius: 999px;
  padding: 7px 10px;
  color: var(--jade);
  background: rgba(15, 91, 80, 0.06);
  font-family: 'Trebuchet MS', sans-serif;
  font-size: 0.82rem;
}

.dark-band {
  color: #fff;
  background:
    radial-gradient(circle at top right, rgba(198, 154, 68, 0.28), transparent 32rem),
    linear-gradient(135deg, #102522 0%, #0d3f38 100%);
}

.dark-band .lead,
.dark-band .muted,
.dark-band .card p,
.dark-band .panel p {
  color: rgba(255, 255, 255, 0.72);
}

.dark-band .card,
.dark-band .panel {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.08);
}

.steps {
  counter-reset: step;
}

.step {
  position: relative;
  padding-left: 76px;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 18px;
  color: #fff;
  background: var(--jade);
}

.page-hero {
  padding: 72px 0 34px;
}

.breadcrumb {
  color: var(--muted);
  font-family: 'Trebuchet MS', sans-serif;
  font-size: 0.9rem;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.55);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
  font-family: 'Trebuchet MS', sans-serif;
}

th,
td {
  padding: 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

th {
  color: var(--jade);
  background: rgba(15, 91, 80, 0.06);
}

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}

.faq-item button {
  display: flex;
  justify-content: space-between;
  width: 100%;
  border: 0;
  padding: 0;
  color: var(--ink);
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.faq-answer {
  display: none;
  margin-top: 12px;
  color: var(--muted);
  font-family: 'Trebuchet MS', sans-serif;
  line-height: 1.7;
}

.faq-item.open .faq-answer {
  display: block;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 15px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.74);
  font: 1rem 'Trebuchet MS', sans-serif;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

.full {
  grid-column: 1 / -1;
}

.site-footer {
  padding: 48px 0;
  color: rgba(255, 255, 255, 0.74);
  background: #101817;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 1fr);
  gap: 30px;
}

.footer-grid h3,
.footer-grid strong {
  color: #fff;
}

.footer-grid a {
  display: block;
  margin: 8px 0;
  color: rgba(255, 255, 255, 0.74);
  font-family: 'Trebuchet MS', sans-serif;
}

.muted {
  color: var(--muted);
  font-family: 'Trebuchet MS', sans-serif;
  line-height: 1.7;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@media (max-width: 920px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    left: 20px;
    right: 20px;
    top: 76px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--ivory);
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

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

  .grid-4,
  .grid-3,
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 28px, 1180px);
  }

  .hero,
  .section,
  .page-hero {
    padding: 48px 0;
  }

  .grid-4,
  .grid-3,
  .stats,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    display: block;
  }

  .float-note {
    position: static;
    width: auto;
    margin-top: 14px;
  }

  h1 {
    font-size: 3.25rem;
  }
}

.product-detail-hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.detail-view-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.view-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  background: rgba(255, 255, 255, 0.48);
  box-shadow: 0 18px 50px rgba(22, 31, 30, 0.08);
}

.dark-band .view-card {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.08);
}

.view-placeholder {
  display: grid;
  place-items: center;
  min-height: 220px;
  margin-bottom: 18px;
  border: 1px dashed rgba(15, 91, 80, 0.3);
  border-radius: 22px;
  color: var(--jade);
  background:
    linear-gradient(135deg, rgba(255, 250, 240, 0.8), rgba(232, 216, 199, 0.5)),
    repeating-linear-gradient(45deg, rgba(15, 91, 80, 0.04) 0 8px, transparent 8px 16px);
  font-family: 'Trebuchet MS', sans-serif;
  font-weight: 700;
  text-align: center;
}

.dark-band .view-placeholder {
  border-color: rgba(255, 255, 255, 0.26);
  color: #f5d995;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(198, 154, 68, 0.16)),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.04) 0 8px, transparent 8px 16px);
}

.view-placeholder.wide {
  min-height: 280px;
}

.spec-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
  font-family: 'Trebuchet MS', sans-serif;
}

.spec-list div {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.spec-list strong {
  color: var(--jade);
}

.spec-list span {
  color: var(--muted);
}

.dark-band .spec-list strong {
  color: #f5d995;
}

.dark-band .spec-list span {
  color: rgba(255, 255, 255, 0.72);
}

@media (max-width: 920px) {
  .product-detail-hero,
  .detail-view-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .spec-list div {
    grid-template-columns: 1fr;
  }
}

.image-placeholder {
  position: relative;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 12px;
  overflow: hidden;
  min-height: 260px;
  border: 1px dashed rgba(15, 91, 80, 0.28);
  border-radius: 24px;
  color: var(--jade);
  background:
    radial-gradient(circle at 26% 22%, rgba(198, 154, 68, 0.25), transparent 13rem),
    radial-gradient(circle at 76% 72%, rgba(15, 91, 80, 0.18), transparent 14rem),
    linear-gradient(135deg, rgba(255, 250, 240, 0.95), rgba(232, 216, 199, 0.58));
  font-family: 'Trebuchet MS', sans-serif;
  text-align: center;
}

.image-placeholder::before,
.image-placeholder::after {
  content: '';
  position: absolute;
  border: 1px solid rgba(15, 91, 80, 0.16);
  border-radius: 18px;
  transform: rotate(-8deg);
}

.image-placeholder::before {
  width: 74px;
  height: 100px;
  left: 18%;
  top: 22%;
  background: rgba(255, 255, 255, 0.35);
}

.image-placeholder::after {
  width: 74px;
  height: 100px;
  right: 18%;
  bottom: 20%;
  background: rgba(15, 91, 80, 0.08);
  transform: rotate(10deg);
}

.image-placeholder img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
}

.image-placeholder img[src=""],
.image-placeholder img:not([src]) {
  display: none;
}

.image-placeholder span,
.image-placeholder strong {
  position: relative;
  z-index: 1;
}

.image-placeholder span {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(198, 154, 68, 0.16);
  color: #7b5b18;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.image-placeholder strong {
  max-width: 72%;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(1.45rem, 3vw, 2.4rem);
  line-height: 1;
}

.hero-image {
  min-height: 520px;
  border-radius: 28px;
}

.product-image {
  min-height: 220px;
  border-radius: 0;
  border-width: 0 0 1px;
}

.hero-card .image-placeholder {
  height: 100%;
}

@media (max-width: 620px) {
  .hero-image {
    min-height: 360px;
  }
}

.rfq-layout {
  align-items: start;
}

.rfq-checklist {
  margin-top: 30px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.42);
}

.rfq-checklist ul {
  margin: 12px 0 0;
  padding-left: 20px;
  color: var(--muted);
  font-family: 'Trebuchet MS', sans-serif;
  line-height: 1.8;
}

.rfq-checklist li::marker {
  color: var(--gold);
}

.term-list {
  display: grid;
  gap: 14px;
  margin-top: 22px;
  font-family: 'Trebuchet MS', sans-serif;
}

.term-list div {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.term-list strong {
  color: var(--jade);
}

.term-list span {
  color: var(--muted);
  line-height: 1.7;
}

.dark-band .term-list strong {
  color: #f5d995;
}

.dark-band .term-list span {
  color: rgba(255, 255, 255, 0.72);
}

@media (max-width: 620px) {
  .term-list div {
    grid-template-columns: 1fr;
  }
}

.view-placeholder {
  position: relative;
  overflow: hidden;
}

.view-placeholder img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
}

.brand-logo {
  display: block;
  width: min(240px, 58vw);
  height: auto;
}