:root {
  --zirve-green: #a8d62e;
  --zirve-green-bright: #c5f249;
  --zirve-ink: #10140f;
  --zirve-ink-soft: #171c16;
  --zirve-paper: #f2f3ee;
  --zirve-muted: #6c716a;
  --zirve-line: rgba(16, 20, 15, 0.15);
}

html { scroll-behavior: smooth; }

.marketing-page {
  background: var(--zirve-paper);
  color: var(--zirve-ink);
  font-family: Arial, "Helvetica Neue", sans-serif;
  margin: 0;
  overflow-x: hidden;
}

.marketing-page *, .marketing-page *::before, .marketing-page *::after { box-sizing: border-box; }
.marketing-page img { display: block; max-width: 100%; }
.marketing-page a { color: inherit; text-decoration: none; }
.marketing-page button { font: inherit; }
.site-container { margin: 0 auto; max-width: 1440px; padding-inline: clamp(22px, 5vw, 76px); width: 100%; }
.sr-only { clip: rect(0, 0, 0, 0); clip-path: inset(50%); height: 1px; overflow: hidden; position: absolute; white-space: nowrap; width: 1px; }

.site-header {
  background: rgba(16, 20, 15, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: #fff;
  left: 0;
  position: fixed;
  right: 0;
  top: 0;
  transition: background 0.25s ease, transform 0.25s ease;
  z-index: 50;
}
.site-header.is-scrolled { background: rgba(16, 20, 15, 0.97); backdrop-filter: blur(18px); }
.site-header__inner { align-items: center; display: flex; height: 82px; justify-content: space-between; }
.site-brand { align-items: center; display: flex; flex: 0 0 auto; }
.site-brand__logo { height: auto; width: 172px; }
.site-nav { align-items: center; display: flex; gap: clamp(20px, 3vw, 46px); }
.site-nav a { color: rgba(255,255,255,.72); font-size: 13px; font-weight: 700; letter-spacing: .025em; position: relative; }
.site-nav a::after { background: var(--zirve-green); bottom: -10px; content: ""; height: 2px; left: 0; position: absolute; transform: scaleX(0); transform-origin: left; transition: transform .2s ease; width: 100%; }
.site-nav a:hover { color: #fff; }
.site-nav a:hover::after { transform: scaleX(1); }
.site-language { align-items: center; border: 1px solid rgba(255,255,255,.22); display: flex; flex: 0 0 auto; padding: 4px; }
.site-language a { align-items: center; color: rgba(255,255,255,.48); display: flex; font-size: 9px; font-weight: 800; height: 27px; justify-content: center; letter-spacing: .06em; transition: .2s ease; width: 30px; }
.site-language a:hover { color: #fff; }
.site-language a.is-active { background: var(--zirve-green); color: var(--zirve-ink); }
.site-header__cta { align-items: center; border: 1px solid rgba(255,255,255,.35); display: flex; font-size: 12px; font-weight: 800; gap: 22px; letter-spacing: .06em; padding: 13px 16px; text-transform: uppercase; transition: .2s ease; }
.site-header__cta:hover { background: var(--zirve-green); border-color: var(--zirve-green); color: var(--zirve-ink); }
.site-header__cta span { font-size: 18px; }
.site-menu-toggle { background: transparent; border: 0; display: none; height: 42px; padding: 10px; width: 46px; }
.site-menu-toggle > span:not(.sr-only) { background: white; display: block; height: 2px; margin: 5px 0; transition: .2s ease; width: 25px; }

.site-hero { background: var(--zirve-ink); color: #fff; min-height: 100vh; overflow: hidden; padding-top: 82px; position: relative; }
.site-hero__grid { background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 84px 84px; inset: 82px 0 0; mask-image: linear-gradient(to bottom, #000, transparent 80%); position: absolute; }
.site-hero__inner { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr); min-height: calc(100vh - 205px); position: relative; }
.site-hero__content { align-self: center; padding: 80px 6vw 74px 0; position: relative; z-index: 2; }
.site-eyebrow { align-items: center; color: rgba(255,255,255,.62); display: flex; font-size: 11px; font-weight: 800; gap: 12px; letter-spacing: .2em; margin-bottom: 28px; text-transform: uppercase; }
.site-eyebrow span { background: var(--zirve-green); height: 9px; width: 9px; }
.site-hero h1 { font-size: clamp(58px, 7vw, 108px); font-weight: 800; letter-spacing: -.055em; line-height: .9; margin: 0; max-width: 850px; }
.site-hero h1 em, .site-cta h2 em { color: var(--zirve-green-bright); font-style: normal; }
.site-hero__content > p { color: rgba(255,255,255,.62); font-size: clamp(16px, 1.25vw, 19px); line-height: 1.7; margin: 34px 0; max-width: 620px; }
.site-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.site-button { align-items: center; display: inline-flex; font-size: 12px; font-weight: 800; gap: 42px; justify-content: space-between; letter-spacing: .08em; min-width: 196px; padding: 17px 20px; text-transform: uppercase; transition: .2s ease; }
.site-button--primary { background: var(--zirve-green); color: var(--zirve-ink); }
.site-button--primary:hover { background: #fff; transform: translateY(-2px); }
.site-button--ghost { border: 1px solid rgba(255,255,255,.3); color: #fff; }
.site-button--ghost:hover { border-color: #fff; }
.site-hero__visual { min-height: 620px; overflow: hidden; position: relative; }
.site-hero__visual::after { background: linear-gradient(90deg, var(--zirve-ink), transparent 28%), linear-gradient(0deg, rgba(16,20,15,.5), transparent 45%); content: ""; inset: 0; position: absolute; }
.site-hero__visual > img { height: 100%; object-fit: cover; object-position: 53% center; position: absolute; width: 100%; }
.site-hero__visual-label { align-items: flex-start; bottom: 42px; display: flex; gap: 15px; position: absolute; right: 32px; z-index: 2; }
.site-hero__visual-label > span { border: 1px solid rgba(255,255,255,.45); color: var(--zirve-green); font-size: 11px; padding: 8px; }
.site-hero__visual-label p { font-size: 12px; font-weight: 700; line-height: 1.45; margin: 0; text-transform: uppercase; }
.site-hero__line { background: var(--zirve-green); height: 180px; left: 20%; position: absolute; top: 0; width: 2px; z-index: 3; }
.site-stats { border-top: 1px solid rgba(255,255,255,.12); display: grid; grid-template-columns: repeat(3, minmax(170px, 1fr)) 1.5fr; min-height: 123px; position: relative; z-index: 3; }
.site-stats > div { align-items: center; border-right: 1px solid rgba(255,255,255,.12); display: flex; gap: 14px; padding: 22px clamp(18px, 2vw, 32px); }
.site-stats > div:first-child { padding-left: 0; }
.site-stats strong { font-size: clamp(32px, 3vw, 48px); letter-spacing: -.05em; white-space: nowrap; }
.site-stats strong small { color: var(--zirve-green); font-size: 13px; letter-spacing: 0; text-transform: uppercase; }
.site-stats div > span { color: rgba(255,255,255,.45); font-size: 10px; font-weight: 700; letter-spacing: .08em; line-height: 1.4; text-transform: uppercase; }
.site-stats .site-stats__note { border: 0; color: rgba(255,255,255,.55); font-size: 12px; line-height: 1.55; }
.site-stats__note span { border: 1px solid var(--zirve-green); color: var(--zirve-green) !important; font-size: 10px !important; padding: 6px; }

.site-section { padding-block: clamp(88px, 10vw, 150px); }
.site-intro { background: #fff; }
.site-intro__grid { display: grid; gap: 8vw; grid-template-columns: .86fr 1.14fr; }
.site-section-index { color: #777c75; font-size: 10px; font-weight: 800; letter-spacing: .18em; margin-bottom: 24px; text-transform: uppercase; }
.site-section h2, .site-cta h2 { font-size: clamp(45px, 6vw, 78px); font-weight: 800; letter-spacing: -.055em; line-height: .96; margin: 0; }
.site-lead { font-size: clamp(20px, 2vw, 27px); letter-spacing: -.02em; line-height: 1.5; margin: 40px 0 60px; max-width: 720px; }
.site-process { border-top: 1px solid var(--zirve-line); }
.site-process article { align-items: start; border-bottom: 1px solid var(--zirve-line); display: grid; gap: 26px; grid-template-columns: 48px 1fr; padding: 25px 0; }
.site-process article > span { color: var(--zirve-green); font-size: 12px; font-weight: 800; }
.site-process h3 { font-size: 18px; margin: 0 0 7px; }
.site-process p { color: var(--zirve-muted); font-size: 14px; line-height: 1.6; margin: 0; }

.site-fleet { background: var(--zirve-paper); }
.site-section-heading { align-items: end; display: grid; gap: 7vw; grid-template-columns: 1.15fr .85fr; margin-bottom: clamp(50px, 6vw, 90px); }
.site-section-heading > p { color: var(--zirve-muted); font-size: 16px; line-height: 1.75; margin: 0 0 5px; max-width: 520px; }
.fleet-list { border-top: 2px solid var(--zirve-ink); }
.fleet-row { align-items: center; border-bottom: 1px solid var(--zirve-line); display: grid; gap: 20px; grid-template-columns: 56px minmax(220px, .75fr) 1.35fr 106px; min-height: 168px; transition: background .2s ease, padding .2s ease; }
.fleet-row:hover { background: #fff; padding-inline: 20px; }
.fleet-row__number { color: #92978f; font-size: 11px; font-weight: 800; }
.fleet-row__model > span { color: var(--zirve-green); display: block; font-size: 9px; font-weight: 800; letter-spacing: .14em; margin-bottom: 8px; text-transform: uppercase; }
.fleet-row__model h3 { font-size: clamp(27px, 3vw, 40px); letter-spacing: -.04em; margin: 0; }
.fleet-row__model small { color: var(--zirve-muted); display: block; font-size: 11px; margin-top: 5px; }
.fleet-row__specs { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; }
.fleet-row__specs div { border-left: 1px solid var(--zirve-line); padding: 10px 24px; }
.fleet-row__specs dt { color: var(--zirve-muted); font-size: 9px; font-weight: 800; letter-spacing: .08em; margin-bottom: 11px; text-transform: uppercase; }
.fleet-row__specs dd { font-size: 20px; font-weight: 800; margin: 0; }
.fleet-row__download { align-items: center; background: var(--zirve-ink); color: #fff; display: flex; height: 82px; justify-content: space-between; padding: 16px; transition: .2s ease; }
.fleet-row__download:hover { background: var(--zirve-green); color: var(--zirve-ink); }
.fleet-row__download > span { font-size: 10px; font-weight: 800; line-height: 1.1; }
.fleet-row__download small { color: #90958e; font-size: 8px; font-weight: 400; }
.fleet-row__download b { font-size: 24px; }
.site-data-note { color: #858a82; font-size: 10px; line-height: 1.55; margin: 24px 0 0; max-width: 740px; }

.site-documents { background: var(--zirve-ink); color: #fff; }
.site-section-heading--light > p { color: rgba(255,255,255,.52); }
.site-documents .site-section-index { color: var(--zirve-green); }
.document-grid { display: grid; gap: 20px; grid-template-columns: repeat(6, 1fr); }
.document-card { background: #f5f5f0; color: var(--zirve-ink); grid-column: span 2; overflow: hidden; transition: transform .25s ease; }
.document-card:nth-child(4) { grid-column: 2 / span 2; }
.document-card:hover { transform: translateY(-7px); }
.document-card__preview { background: #fff; height: 210px; overflow: hidden; position: relative; }
.document-card__preview img { height: 100%; object-fit: cover; object-position: left center; transform: scale(1.12); transition: transform .35s ease; width: 100%; }
.document-card:hover .document-card__preview img { transform: scale(1.18); }
.document-card__preview span { background: var(--zirve-green); bottom: 0; font-size: 8px; font-weight: 800; left: 0; letter-spacing: .12em; padding: 7px 10px; position: absolute; }
.document-card__body { align-items: end; display: flex; justify-content: space-between; padding: 24px; }
.document-card__body small { color: #8b9088; font-size: 8px; font-weight: 800; letter-spacing: .14em; }
.document-card__body h3 { font-size: 23px; margin: 7px 0 0; }
.document-card__body a { align-items: center; border-bottom: 1px solid var(--zirve-ink); display: flex; font-size: 10px; font-weight: 800; gap: 12px; padding-bottom: 5px; text-transform: uppercase; }
.document-card__body a span { font-size: 18px; }

.site-gallery { background: #fff; }
.gallery-grid { display: grid; gap: 18px; grid-template-columns: .85fr 1.15fr; grid-template-rows: 330px 330px; }
.gallery-item { background: #111; border: 0; cursor: zoom-in; grid-column: 2; margin: 0; overflow: hidden; padding: 0; position: relative; text-align: left; }
.gallery-item--tall { grid-column: 1; grid-row: 1 / span 2; }
.gallery-item--wide { grid-column: 2; }
.gallery-item::after { background: linear-gradient(0deg, rgba(0,0,0,.7), transparent 55%); content: ""; inset: 0; position: absolute; }
.gallery-item img { height: 100%; object-fit: cover; transition: transform .5s ease; width: 100%; }
.gallery-item--tall img { object-position: center; }
.gallery-item:hover img { transform: scale(1.035); }
.gallery-item > span { bottom: 24px; color: #fff; display: flex; flex-direction: column; left: 25px; position: absolute; z-index: 2; }
.gallery-item > span b { font-size: 18px; }
.gallery-item > span small { color: rgba(255,255,255,.6); font-size: 9px; letter-spacing: .12em; margin-top: 5px; text-transform: uppercase; }

.site-cta { background: var(--zirve-green); padding-block: clamp(80px, 9vw, 130px); }
.site-cta .site-section-index { color: rgba(16,20,15,.56); }
.site-cta h2 em { color: #fff; }
.site-cta__inner { align-items: end; display: grid; gap: 8vw; grid-template-columns: 1.2fr .8fr; }
.site-cta__action p { font-size: 17px; line-height: 1.6; margin: 0 0 30px; max-width: 480px; }
.site-cta__action a { align-items: center; border-bottom: 2px solid var(--zirve-ink); display: flex; font-size: 13px; font-weight: 800; justify-content: space-between; letter-spacing: .1em; max-width: 340px; padding-bottom: 14px; text-transform: uppercase; }
.site-cta__action a span { font-size: 22px; }

.site-footer { background: var(--zirve-ink); color: #fff; padding-top: 70px; }
.site-footer__top { display: grid; gap: 9vw; grid-template-columns: .75fr 1.25fr; padding-bottom: 70px; }
.site-footer__logo { width: 180px; }
.site-footer__top > div > p { color: rgba(255,255,255,.42); font-size: 13px; margin-top: 20px; }
.site-footer__links { display: grid; gap: 40px; grid-template-columns: repeat(3, 1fr); }
.site-footer__links > div { display: flex; flex-direction: column; gap: 12px; }
.site-footer__links small { color: var(--zirve-green); font-size: 9px; font-weight: 800; letter-spacing: .16em; margin-bottom: 6px; }
.site-footer__links a { color: rgba(255,255,255,.6); font-size: 12px; }
.site-footer__links a:hover { color: #fff; }
.site-footer__bottom { border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.35); display: flex; font-size: 9px; justify-content: space-between; letter-spacing: .08em; padding-block: 22px; text-transform: uppercase; }
.site-footer__bottom a { color: rgba(255,255,255,.7); }

.site-lightbox { background: rgba(8,10,8,.98); color: #fff; display: none; inset: 0; padding: 54px; position: fixed; z-index: 100; }
.site-lightbox.is-open { display: block; }
.site-lightbox img { height: calc(100vh - 135px); margin: auto; object-fit: contain; width: 100%; }
.site-lightbox p { font-size: 11px; letter-spacing: .08em; margin: 15px auto 0; max-width: 1000px; text-align: center; text-transform: uppercase; }
.site-lightbox__close { background: var(--zirve-green); border: 0; cursor: pointer; font-size: 28px; height: 42px; line-height: 1; position: absolute; right: 22px; top: 20px; width: 42px; }

[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .65s ease, transform .65s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

html[lang="en"] .site-hero h1 { font-size: clamp(55px, 6.6vw, 100px); }
html[lang="bg"] .site-hero h1 { font-size: clamp(50px, 5.8vw, 88px); }
html[lang="bg"] .site-nav { gap: clamp(16px, 2vw, 30px); }

@media (max-width: 1240px) {
  .site-nav { gap: 20px; }
  .site-header__cta { display: none; }
}

@media (max-width: 1080px) {
  .site-hero__inner { grid-template-columns: 1.15fr .85fr; }
  .site-stats { grid-template-columns: repeat(3, 1fr); }
  .site-stats__note { display: none !important; }
  .fleet-row { grid-template-columns: 42px minmax(190px, .7fr) 1.3fr 90px; }
  .fleet-row__specs div { padding-inline: 14px; }
}

@media (max-width: 820px) {
  .site-header__inner { height: 72px; }
  .site-brand__logo { width: 145px; }
  .site-menu-toggle { display: block; order: 3; z-index: 2; }
  .site-language { margin-left: auto; margin-right: 10px; order: 2; }
  .site-menu-toggle[aria-expanded="true"] > span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-menu-toggle[aria-expanded="true"] > span:nth-child(2) { opacity: 0; }
  .site-menu-toggle[aria-expanded="true"] > span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .site-nav { align-items: flex-start; background: var(--zirve-ink); display: none; flex-direction: column; inset: 72px 0 auto; padding: 25px max(22px, 5vw) 36px; position: fixed; }
  .site-nav.is-open { display: flex; }
  .site-nav a { font-size: 18px; }
  .site-hero { padding-top: 72px; }
  .site-hero__inner { display: block; min-height: auto; padding-inline: 0; }
  .site-hero__content { padding: 72px max(22px, 5vw) 62px; }
  .site-hero h1 { font-size: clamp(54px, 14vw, 85px); }
  html[lang="en"] .site-hero h1 { font-size: clamp(48px, 12vw, 76px); }
  html[lang="bg"] .site-hero h1 { font-size: clamp(43px, 10.8vw, 69px); }
  .site-hero__visual { height: 68vh; min-height: 520px; }
  .site-hero__visual::after { background: linear-gradient(0deg, rgba(16,20,15,.65), transparent 55%); }
  .site-stats { grid-template-columns: repeat(3, 1fr); padding-inline: max(22px, 5vw); }
  .site-stats > div { align-items: flex-start; border-right: 0; flex-direction: column; gap: 5px; padding-inline: 0; }
  .site-stats > div:first-child { padding-left: 0; }
  .site-stats strong { font-size: 30px; }
  .site-stats div > span { font-size: 8px; }
  .site-intro__grid, .site-section-heading, .site-cta__inner, .site-footer__top { grid-template-columns: 1fr; }
  .site-intro__grid, .site-section-heading, .site-cta__inner { gap: 42px; }
  .site-lead { margin-top: 0; }
  .fleet-row { gap: 14px; grid-template-columns: 32px 1fr 82px; padding-block: 24px; }
  .fleet-row:hover { padding-inline: 12px; }
  .fleet-row__specs { grid-column: 2 / span 2; grid-row: 2; }
  .fleet-row__download { grid-column: 3; grid-row: 1; }
  .document-grid { grid-template-columns: repeat(2, 1fr); }
  .document-card, .document-card:nth-child(4) { grid-column: auto; }
  .gallery-grid { grid-template-columns: 1fr 1fr; grid-template-rows: 460px 280px; }
  .site-footer__links { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 560px) {
  .site-hero__actions { flex-direction: column; }
  .site-button { width: 100%; }
  .site-stats { min-height: 105px; }
  .site-stats strong { font-size: 23px; }
  .site-stats strong small { font-size: 8px; }
  .site-section h2, .site-cta h2 { font-size: 44px; }
  .fleet-row { grid-template-columns: 28px 1fr 68px; }
  .fleet-row__model h3 { font-size: 25px; }
  .fleet-row__specs { gap: 0; }
  .fleet-row__specs div { padding: 8px 7px; }
  .fleet-row__specs dd { font-size: 15px; }
  .fleet-row__download { height: 70px; padding: 11px; }
  .document-grid { grid-template-columns: 1fr; }
  .document-card__preview { height: 190px; }
  .gallery-grid { display: flex; flex-direction: column; }
  .gallery-item { height: 330px; }
  .gallery-item--tall { height: 500px; }
  .site-footer__links { gap: 30px; grid-template-columns: 1fr 1fr; }
  .site-footer__bottom { gap: 18px; }
  .site-lightbox { padding: 55px 15px 30px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .gallery-item img, .document-card, .fleet-row { transition: none; }
}