@import "tailwindcss";

:root {
  --ink: #161a17;
  --paper: #f2f0e9;
  --olive: #59634a;
  --olive-deep: #263026;
  --acid: #d5e431;
  --line: rgba(22, 26, 23, 0.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; object-fit: cover; }

.topbar {
  position: absolute;
  z-index: 10;
  top: 0;
  left: 0;
  width: 100%;
  height: 88px;
  padding: 0 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,.25);
  color: white;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: .04em; }
.brand-mark {
  display: grid; place-items: center; width: 36px; height: 36px;
  background: var(--acid); color: var(--ink); font-weight: 900;
}
.topbar nav { display: flex; gap: 34px; font-size: 13px; }
.topbar nav a { opacity: .8; }
.topbar nav a:hover { opacity: 1; }
.header-cta { border: 1px solid rgba(255,255,255,.65); padding: 12px 17px; font-size: 13px; }

.hero { min-height: 900px; position: relative; color: white; overflow: hidden; }
.hero-photo { position: absolute; inset: 0; height: 100%; }
.hero-shade {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(10,14,11,.91) 0%, rgba(10,14,11,.63) 44%, rgba(10,14,11,.08) 76%),
              linear-gradient(0deg, rgba(10,14,11,.65), transparent 42%);
}
.hero-grid {
  min-height: 900px; position: relative; z-index: 2; padding: 150px 5vw 55px;
  display: grid; grid-template-columns: 1fr 230px; gap: 5vw; align-items: end;
}
.hero-copy { max-width: 850px; align-self: center; }
.eyebrow, .section-label {
  font-size: 12px; text-transform: uppercase; letter-spacing: .19em; font-weight: 700;
}
.eyebrow { color: var(--acid); }
.hero h1 {
  margin: 24px 0 28px; font-size: clamp(70px, 8.2vw, 132px); line-height: .82;
  letter-spacing: -.065em; text-transform: uppercase; font-weight: 900;
}
.hero h1 em { color: var(--acid); font-style: normal; }
.hero-copy > p { max-width: 680px; font-size: 18px; line-height: 1.65; color: rgba(255,255,255,.82); }
.hero-actions { margin-top: 38px; display: flex; align-items: center; gap: 28px; font-size: 12px; letter-spacing: .08em; }
.button { display: inline-flex; padding: 17px 22px; text-transform: uppercase; font-weight: 800; letter-spacing: .06em; }
.primary { background: var(--acid); color: var(--ink); }
.hero-stats { display: grid; gap: 1px; background: rgba(255,255,255,.2); }
.hero-stats div { padding: 18px; background: rgba(15,19,16,.72); backdrop-filter: blur(10px); }
.hero-stats strong { display: block; color: var(--acid); font-size: 32px; }
.hero-stats span { display: block; margin-top: 4px; font-size: 11px; line-height: 1.35; text-transform: uppercase; letter-spacing: .08em; }

.section { padding: 110px 5vw; }
.section-label { color: var(--olive); white-space: nowrap; }
.section-label.light { color: var(--acid); }
.intro { display: grid; grid-template-columns: 210px 1fr; gap: 6vw; }
.intro-content { display: grid; grid-template-columns: 1.2fr .8fr; gap: 6vw; }
.intro h2, .section-heading h2, .feature h2, .base h2, .closing h2 {
  margin: 0; font-size: clamp(42px, 5vw, 76px); line-height: 1; letter-spacing: -.045em;
}
.intro-text p, .feature-copy > p, .base-copy > p, .closing-copy > p {
  margin: 0 0 30px; font-size: 17px; line-height: 1.7;
}
.intro-text ul { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.intro-text li { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.intro-text li::before { content: "↗"; color: var(--olive); margin-right: 12px; }

.feature { padding: 0; min-height: 700px; display: grid; grid-template-columns: 1.15fr .85fr; background: var(--olive-deep); color: white; }
.feature-image { min-height: 700px; position: relative; }
.feature-image img { height: 100%; }
.image-tag { position: absolute; left: 26px; bottom: 26px; background: var(--acid); color: var(--ink); padding: 10px 14px; font-size: 11px; font-weight: 800; letter-spacing: .1em; }
.feature-copy { padding: 100px 6vw; display: flex; flex-direction: column; justify-content: center; }
.feature h2 { margin: 26px 0 32px; }
.feature-copy > p { color: rgba(255,255,255,.72); }
.feature-points { display: grid; gap: 0; border-top: 1px solid rgba(255,255,255,.22); }
.feature-points span { padding: 17px 0; border-bottom: 1px solid rgba(255,255,255,.22); font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }

.section-heading { display: grid; grid-template-columns: 210px 1fr 320px; gap: 6vw; align-items: end; }
.section-heading p { margin: 0; color: #5a5f5a; line-height: 1.6; }
.equipment-grid { margin: 65px 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.equipment-grid article { min-height: 270px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.equipment-grid article > span { color: var(--olive); font-size: 12px; letter-spacing: .1em; }
.equipment-grid h3 { margin: 54px 0 16px; font-size: 22px; }
.equipment-grid p { margin: 0; color: #5a5f5a; font-size: 14px; line-height: 1.65; }
.equipment-visual { position: relative; height: 620px; overflow: hidden; }
.equipment-visual img { height: 100%; }
.equipment-note {
  position: absolute; right: 0; bottom: 0; width: 320px; padding: 30px;
  background: var(--acid); color: var(--ink);
}
.equipment-note strong { display: block; font-size: 50px; }
.equipment-note span { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }

.base { background: var(--ink); color: white; padding: 0; display: grid; grid-template-columns: .78fr 1.22fr; min-height: 700px; }
.base-copy { padding: 100px 5vw; display: flex; flex-direction: column; justify-content: center; }
.base h2 { margin: 26px 0 30px; }
.base-copy > p { color: rgba(255,255,255,.68); }
.base > img { height: 100%; min-height: 700px; }
.base-list { border-top: 1px solid rgba(255,255,255,.2); }
.base-list span { display: block; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.2); font-size: 13px; }

.gallery { background: #e4e1d8; }
.gallery-heading { display: grid; grid-template-columns: 210px 1fr; gap: 6vw; align-items: end; margin-bottom: 55px; }
.gallery-heading h2 { margin: 0; max-width: 850px; font-size: clamp(42px, 5vw, 76px); line-height: 1; letter-spacing: -.045em; }
.gallery-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.gallery-grid figure { position: relative; min-height: 420px; margin: 0; overflow: hidden; background: var(--ink); }
.gallery-grid figure.gallery-wide { grid-column: 1 / -1; min-height: 610px; }
.gallery-grid img { position: absolute; inset: 0; height: 100%; transition: transform .5s ease; }
.gallery-grid figure:hover img { transform: scale(1.015); }
.gallery-grid figure::after { content: ""; position: absolute; inset: 55% 0 0; background: linear-gradient(transparent, rgba(10,14,11,.76)); }
.gallery-grid figcaption {
  position: absolute; z-index: 2; left: 24px; bottom: 22px; color: white;
  font-size: 12px; text-transform: uppercase; letter-spacing: .08em;
}

.specs .section-heading { grid-template-columns: 210px 1fr; }
.spec-layout { margin-top: 65px; display: grid; grid-template-columns: 1fr .75fr; gap: 5vw; align-items: stretch; }
.spec-table { border-top: 2px solid var(--ink); }
.spec-table div { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.spec-table span { color: #666b66; font-size: 13px; }
.spec-table strong { font-size: 14px; }
.spec-layout img { min-height: 520px; }
.tender-meta {
  margin-top: 62px; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  border-top: 2px solid var(--ink); border-left: 1px solid var(--line);
}
.tender-meta div { min-height: 142px; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.tender-meta span, .tech-subhead p { display: block; color: #666b66; font-size: 12px; text-transform: uppercase; letter-spacing: .07em; }
.tender-meta strong { display: block; margin-top: 24px; font-size: 15px; line-height: 1.45; }
.tech-subhead { margin-top: 80px; display: flex; align-items: flex-end; justify-content: space-between; padding-bottom: 18px; border-bottom: 2px solid var(--ink); }
.tech-subhead span { font-size: 34px; font-weight: 800; letter-spacing: -.03em; }
.tech-subhead p { margin: 0; }
.workshop-list { margin-top: 30px; }
.equipment-table { border-left: 1px solid var(--line); }
.equipment-table > div {
  display: grid; grid-template-columns: 1fr 90px; gap: 25px; align-items: center;
  padding: 15px 18px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.28);
}
.equipment-table span { font-size: 13px; line-height: 1.4; }
.equipment-table strong { text-align: right; font-size: 12px; white-space: nowrap; }
.full-equipment summary {
  list-style: none; cursor: pointer; margin-top: 22px; padding: 18px 22px;
  display: flex; justify-content: center; align-items: center; background: var(--olive-deep);
  color: white; text-transform: uppercase; letter-spacing: .09em; font-size: 12px; font-weight: 800;
}
.full-equipment summary::-webkit-details-marker { display: none; }
.full-equipment summary::after { content: "↓"; margin-left: 14px; color: var(--acid); font-size: 18px; }
.full-equipment[open] summary { margin-bottom: 0; }
.full-equipment[open] summary::after { content: "↑"; }
.show-less { display: none; }
.full-equipment[open] .show-more { display: none; }
.full-equipment[open] .show-less { display: inline; }

.closing { padding: 0; display: grid; grid-template-columns: 1.1fr .9fr; background: var(--olive-deep); color: white; }
.closing > img { height: 100%; min-height: 720px; }
.closing-copy { padding: 100px 6vw; display: flex; flex-direction: column; justify-content: center; }
.closing h2 { margin: 26px 0 30px; }
.closing-copy > p { color: rgba(255,255,255,.7); }
.closing dl { margin: 20px 0 0; }
.closing dl div { padding: 15px 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(255,255,255,.2); }
.closing dt { color: rgba(255,255,255,.55); font-size: 12px; }
.closing dd { margin: 0; font-size: 13px; }

footer {
  min-height: 90px; padding: 0 5vw; display: flex; align-items: center; justify-content: space-between;
  background: #0e110f; color: rgba(255,255,255,.5); font-size: 11px; text-transform: uppercase; letter-spacing: .12em;
}

@media (max-width: 900px) {
  .topbar nav { display: none; }
  .hero { min-height: 760px; }
  .hero-grid { min-height: 760px; grid-template-columns: 1fr; padding-top: 130px; }
  .hero h1 { font-size: clamp(54px, 17vw, 88px); }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .intro, .intro-content, .section-heading, .feature, .base, .spec-layout, .closing, .gallery-heading { grid-template-columns: 1fr; }
  .intro { gap: 34px; }
  .equipment-grid { grid-template-columns: 1fr 1fr; }
  .feature-image, .base > img, .closing > img { min-height: 480px; }
  .feature-copy, .base-copy, .closing-copy { padding: 75px 6vw; }
  .section-heading { gap: 25px; }
  .gallery-grid figure.gallery-wide { min-height: 500px; }
  .tender-meta { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .topbar { padding: 0 20px; }
  .header-cta { display: none; }
  .hero-grid, .section { padding-left: 20px; padding-right: 20px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .equipment-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-grid figure, .gallery-grid figure.gallery-wide { grid-column: auto; min-height: 340px; }
  .equipment-note { width: calc(100% - 20px); }
  .spec-table div { grid-template-columns: 1fr; gap: 6px; }
  .tender-meta { grid-template-columns: 1fr; }
  .tech-subhead { align-items: flex-start; flex-direction: column; gap: 10px; }
  .equipment-table > div { grid-template-columns: 1fr 65px; padding: 14px 12px; }
  footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 8px; }
}