:root {
  --ink: #111516;
  --paper: #f4f2ed;
  --white: #fff;
  --muted: #656a68;
  --line: #d8d6d0;
  --orange: #f05a28;
  --green: #bada55;
  --max: 1240px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Manrope, Arial, sans-serif;
}
a {
  color: inherit;
  text-decoration: none;
}
.wrap {
  max-width: var(--max);
  margin: auto;
  padding-left: 32px;
  padding-right: 32px;
}
.topbar {
  height: 82px;
  display: flex;
  align-items: center;
  gap: 46px;
  padding: 0 38px;
  background: #101415;
  color: #fff;
  position: relative;
  z-index: 20;
}
.brand {
  display: flex;
  align-items: flex-end;
  gap: 8px;
}
.brand-mark {
  font-family: Oswald, sans-serif;
  font-weight: 700;
  font-size: 30px;
  letter-spacing: -1px;
  line-height: 1;
}
.brand-mark:after {
  content: "";
  display: block;
  width: 100%;
  height: 3px;
  margin-top: 4px;
  background: var(--orange);
}
.brand-sub {
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 2.4px;
  padding-bottom: 5px;
}
.nav {
  display: flex;
  gap: 30px;
  margin-left: auto;
}
.nav a {
  font-size: 13px;
  font-weight: 600;
  color: #cbd0ce;
  transition: 0.2s;
}
.nav a:hover {
  color: #fff;
}
.top-cta {
  border-left: 1px solid #343a3a;
  padding-left: 28px;
  font-size: 13px;
  font-weight: 700;
}
.top-cta span {
  color: var(--orange);
  padding-left: 8px;
}
.menu,
.mobile-nav {
  display: none;
}
.hero {
  min-height: 780px;
  height: calc(100vh - 82px);
  position: relative;
  color: #fff;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url("rnt-hero-realizace.webp") center/cover no-repeat;
  transform: scale(1.01);
}
.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      90deg,
      rgba(9, 12, 12, 0.93) 0%,
      rgba(9, 12, 12, 0.72) 38%,
      rgba(9, 12, 12, 0.12) 75%
    ),
    linear-gradient(0deg, rgba(9, 12, 12, 0.78), transparent 40%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1240px;
  margin: auto;
  padding: 130px 32px 0;
}
.eyebrow,
.section-tag {
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 2.2px;
  font-weight: 800;
}
.eyebrow {
  color: #dadfdd;
  display: flex;
  align-items: center;
  gap: 12px;
}
.eyebrow span {
  display: block;
  width: 34px;
  height: 2px;
  background: var(--orange);
}
h1,
h2,
h3,
p {
  margin-top: 0;
}
.hero h1 {
  font-family: Oswald, sans-serif;
  font-size: clamp(64px, 7.1vw, 108px);
  line-height: 0.98;
  letter-spacing: -2px;
  text-transform: uppercase;
  margin: 28px 0;
}
.hero h1 em {
  font-style: normal;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.65);
}
.hero-copy {
  max-width: 635px;
  color: #d3d7d5;
  font-size: 18px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 36px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 38px;
  padding: 17px 22px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.2px;
  border: 1px solid transparent;
}
.primary {
  background: var(--orange);
  color: #fff;
}
.ghost {
  border-color: #6b6e6d;
  color: #fff;
}
.hero-facts {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  width: min(760px, 58vw);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: rgba(12, 16, 16, 0.88);
  backdrop-filter: blur(10px);
}
.hero-facts div {
  display: flex;
  gap: 17px;
  padding: 26px;
  border-left: 1px solid #343938;
}
.hero-facts strong {
  font: 600 13px Oswald;
  color: var(--orange);
}
.hero-facts span {
  font-size: 12px;
  line-height: 1.5;
  color: #d6d9d8;
}
.intro {
  padding-top: 115px;
  padding-bottom: 70px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 100px;
  align-items: end;
}
.section-tag {
  color: var(--orange);
  margin-bottom: 22px;
}
.intro h2,
.bio-content h2,
.process h2,
.why h2,
.quote h2 {
  font:
    600 clamp(42px, 5vw, 68px) / 1.08 Oswald,
    sans-serif;
  text-transform: uppercase;
  letter-spacing: -1px;
  margin-bottom: 0;
}
.intro h2 span,
.process h2 span,
.quote h2 span {
  color: #8a8e8b;
}
.lead {
  font-size: 17px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0;
}
.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  padding-left: 32px;
  padding-right: 32px;
  margin-bottom: 120px;
}
.service-card {
  background: #eae8e2;
  padding: 38px;
  min-height: 500px;
  display: flex;
  flex-direction: column;
  transition: 0.25s;
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.12);
  position: relative;
  z-index: 2;
}
.service-card.featured {
  background: #171c1d;
  color: #fff;
}
.number {
  font: 600 13px Oswald;
  color: #999;
}
.service-icon {
  width: 52px;
  height: 52px;
  margin: 48px 0 30px;
  display: grid;
  place-items: center;
  background: #d9d6ce;
  color: var(--orange);
  font-size: 22px;
}
.featured .service-icon {
  background: var(--orange);
  color: #fff;
}
.service-card h3 {
  font: 600 27px Oswald;
  text-transform: uppercase;
}
.service-card p {
  font-size: 14px;
  line-height: 1.75;
  color: #696e6c;
}
.featured p {
  color: #adb3b0;
}
.service-card ul {
  list-style: none;
  padding: 0;
  margin: 12px 0 35px;
}
.service-card li {
  font-size: 13px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(120, 120, 120, 0.22);
}
.service-card li:before {
  content: "—";
  color: var(--orange);
  margin-right: 10px;
}
.service-card a {
  margin-top: auto;
  font-size: 13px;
  font-weight: 800;
}
.service-card a span {
  float: right;
  color: var(--orange);
}
.bio-section {
  background: #192324;
  color: #fff;
  padding: 110px 0;
}
.bio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}
.bio-visual {
  height: 520px;
  background: radial-gradient(circle at center, #293c39, #101817 70%);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.oil-ring {
  position: absolute;
  border: 1px solid rgba(186, 218, 85, 0.28);
  border-radius: 50%;
}
.ring-one {
  width: 320px;
  height: 320px;
}
.ring-two {
  width: 460px;
  height: 460px;
}
.drop {
  width: 142px;
  height: 176px;
  border-radius: 70% 70% 70% 70% / 80% 80% 55% 55%;
  background: linear-gradient(145deg, #d9ef86, #7fa32d);
  display: grid;
  place-items: center;
  color: #16211c;
  font: 700 32px Oswald;
  box-shadow: 0 0 80px rgba(186, 218, 85, 0.2);
  transform: rotate(45deg);
}
.drop::first-line {
  transform: rotate(-45deg);
}
.bio-label {
  position: absolute;
  left: 28px;
  bottom: 25px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.bio-label span {
  font-size: 11px;
  color: #bada55;
  text-transform: uppercase;
  letter-spacing: 1.4px;
}
.bio-label strong {
  font-size: 13px;
}
.section-tag.light {
  color: #bada55;
}
.bio-content h2 span,
.why h2 span {
  color: #bada55;
}
.bio-content > p:not(.section-tag) {
  font-size: 16px;
  line-height: 1.8;
  color: #bfc8c4;
  margin: 30px 0;
}
.bio-uses {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid #3b4846;
  border-bottom: 1px solid #3b4846;
  margin: 30px 0;
}
.bio-uses div {
  padding: 22px 14px;
  border-right: 1px solid #3b4846;
}
.bio-uses div:last-child {
  border: 0;
}
.bio-uses b {
  color: #bada55;
  font: 600 12px Oswald;
  display: block;
  margin-bottom: 10px;
}
.bio-uses span {
  font-size: 12px;
  line-height: 1.5;
}
.bio-btn {
  background: #bada55;
  color: #15201b;
}
.process {
  padding-top: 120px;
  padding-bottom: 125px;
}
.process-head {
  display: grid;
  grid-template-columns: 1fr 0.65fr;
  gap: 100px;
  align-items: end;
}
.process-head > p {
  color: var(--muted);
  line-height: 1.8;
}
.steps {
  margin-top: 70px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
}
.steps article {
  padding: 30px 28px 10px 0;
  border-right: 1px solid var(--line);
  min-height: 210px;
}
.steps article:not(:first-child) {
  padding-left: 28px;
}
.steps b {
  font: 600 13px Oswald;
  color: var(--orange);
}
.steps h3 {
  font: 600 20px Oswald;
  text-transform: uppercase;
  margin: 45px 0 12px;
}
.steps p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}
.why {
  background: #111617;
  color: #fff;
  padding: 115px 0;
}
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 120px;
}
.why-list article {
  display: flex;
  gap: 25px;
  padding: 24px 0;
  border-bottom: 1px solid #303738;
}
.why-list i {
  font-style: normal;
  color: #111;
  background: var(--green);
  border-radius: 50%;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
}
.why-list h3 {
  font: 600 20px Oswald;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.why-list p {
  font-size: 13px;
  line-height: 1.7;
  color: #aeb6b3;
  margin: 0;
}
.quote {
  padding-top: 120px;
  padding-bottom: 120px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 100px;
}
.quote-title > p:last-child {
  margin-top: 30px;
  color: var(--muted);
  line-height: 1.75;
}
.quote-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.quote-form label {
  font-size: 12px;
  font-weight: 800;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.quote-form .full {
  grid-column: 1/-1;
}
input,
select,
textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid #bcbab4;
  background: transparent;
  padding: 12px 2px;
  font: 14px Manrope;
  color: var(--ink);
  outline: none;
  border-radius: 0;
}
input:focus,
select:focus,
textarea:focus {
  border-color: var(--orange);
}
textarea {
  resize: vertical;
}
.submit {
  border: 0;
  background: var(--orange);
  color: #fff;
  cursor: pointer;
  margin-top: 12px;
}
.form-note {
  font-size: 11px;
  color: #777;
  align-self: center;
  margin: 12px 0 0;
}
footer {
  background: #0d1112;
  color: #fff;
  padding: 75px 0 25px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.8fr 1.2fr;
  gap: 70px;
}
.footer-brand {
  margin-bottom: 24px;
}
.footer-grid > div > p {
  color: #89908d;
  font-size: 13px;
  line-height: 1.7;
  max-width: 250px;
}
.footer-grid h4 {
  text-transform: uppercase;
  font: 600 13px Oswald;
  color: #6f7774;
  letter-spacing: 1px;
}
.footer-grid div:nth-child(2),
.footer-grid div:nth-child(3) {
  display: flex;
  flex-direction: column;
  gap: 13px;
}
.footer-grid a,
.footer-grid span {
  font-size: 13px;
  color: #c6ccca;
}
.footer-cta {
  border-left: 1px solid #343a39;
  padding-left: 36px;
}
.footer-cta p {
  color: #fff !important;
  font: 600 20px Oswald !important;
  text-transform: uppercase;
}
.footer-cta a {
  color: var(--orange);
  font-weight: 800;
}
.footer-bottom {
  margin-top: 70px;
  padding-top: 20px;
  border-top: 1px solid #292e2f;
  display: flex;
  justify-content: space-between;
  color: #6f7774;
  font-size: 11px;
}
@media (max-width: 900px) {
  .topbar {
    padding: 0 22px;
    height: 72px;
  }
  .nav,
  .top-cta {
    display: none;
  }
  .menu {
    display: flex;
    margin-left: auto;
    width: 42px;
    height: 42px;
    border: 1px solid #3e4443;
    background: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
  }
  .menu span {
    width: 18px;
    height: 1px;
    background: #fff;
  }
  .mobile-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #101415;
    padding: 25px;
    flex-direction: column;
    gap: 20px;
  }
  .mobile-nav.open {
    display: flex;
  }
  .hero {
    height: auto;
    min-height: 760px;
  }
  .hero-content {
    padding-top: 100px;
  }
  .hero h1 {
    font-size: 58px;
  }
  .hero-facts {
    width: 100%;
    grid-template-columns: 1fr;
    position: absolute;
  }
  .hero-facts div {
    padding: 13px 22px;
  }
  .hero-facts div:nth-child(n + 2) {
    display: none;
  }
  .intro,
  .bio-grid,
  .process-head,
  .why-grid,
  .quote {
    grid-template-columns: 1fr;
    gap: 45px;
  }
  .intro {
    padding-top: 85px;
  }
  .services {
    grid-template-columns: 1fr;
    margin-bottom: 80px;
  }
  .service-card {
    min-height: auto;
  }
  .bio-section,
  .why {
    padding: 85px 0;
  }
  .bio-visual {
    height: 380px;
  }
  .steps {
    grid-template-columns: 1fr 1fr;
  }
  .quote {
    padding-top: 85px;
    padding-bottom: 85px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-cta {
    border: 0;
    padding: 0;
  }
}
@media (max-width: 560px) {
  .wrap,
  .hero-content {
    padding-left: 20px;
    padding-right: 20px;
  }
  .brand-mark {
    font-size: 26px;
  }
  .hero {
    min-height: 710px;
  }
  .hero-content {
    padding-top: 70px;
  }
  .hero h1 {
    font-size: 48px;
    letter-spacing: -1px;
  }
  .hero-copy {
    font-size: 15px;
  }
  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    max-width: 280px;
  }
  .intro {
    gap: 30px;
  }
  .intro h2,
  .bio-content h2,
  .process h2,
  .why h2,
  .quote h2 {
    font-size: 39px;
  }
  .services {
    padding-left: 20px;
    padding-right: 20px;
  }
  .service-card {
    padding: 30px;
  }
  .bio-grid {
    gap: 45px;
  }
  .bio-visual {
    height: 320px;
  }
  .ring-one {
    width: 230px;
    height: 230px;
  }
  .ring-two {
    width: 330px;
    height: 330px;
  }
  .drop {
    width: 100px;
    height: 130px;
    font-size: 24px;
  }
  .bio-uses {
    grid-template-columns: 1fr;
  }
  .bio-uses div {
    border-right: 0;
    border-bottom: 1px solid #3b4846;
  }
  .steps {
    grid-template-columns: 1fr;
  }
  .steps article,
  .steps article:not(:first-child) {
    padding: 24px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    min-height: auto;
  }
  .steps h3 {
    margin-top: 24px;
  }
  .quote-form {
    grid-template-columns: 1fr;
  }
  .quote-form label {
    grid-column: 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 35px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
}
/* Expanded service detail */
.construction-section {
  background: #111617;
  color: #fff;
  padding: 110px 0;
}
.construction-head {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: 90px;
  align-items: end;
}
.construction-head h2 {
  font:
    600 clamp(42px, 5vw, 68px) / 1.08 Oswald,
    sans-serif;
  text-transform: uppercase;
  letter-spacing: -1px;
  margin: 0;
}
.construction-head h2 span {
  color: var(--orange);
}
.construction-head > p {
  font-size: 16px;
  line-height: 1.8;
  color: #b5bdb9;
  margin: 0;
}
.construction-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: #343a39;
  margin-top: 60px;
}
.construction-grid article {
  background: #1b2122;
  padding: 36px;
  min-height: 410px;
}
.construction-number {
  color: var(--orange);
  font: 600 13px Oswald;
}
.construction-grid h3 {
  font: 600 25px Oswald;
  text-transform: uppercase;
  margin: 45px 0 16px;
}
.construction-grid p {
  font-size: 14px;
  line-height: 1.75;
  color: #adb5b2;
}
.construction-grid ul {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}
.construction-grid li {
  padding: 10px 0;
  border-bottom: 1px solid #343a39;
  font-size: 13px;
  color: #d0d5d3;
}
.construction-grid li:before {
  content: "—";
  color: var(--orange);
  margin-right: 10px;
}
.construction-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  background: #252c2d;
  padding-top: 26px;
  padding-bottom: 26px;
}
.construction-cta p {
  margin: 0;
  color: #b9c1be;
  font-size: 13px;
}
.construction-cta strong {
  color: #fff;
}
@media (max-width: 900px) {
  .construction-head {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .construction-grid {
    grid-template-columns: 1fr;
  }
  .construction-grid article {
    min-height: auto;
  }
  .construction-cta {
    align-items: flex-start;
    flex-direction: column;
  }
}
@media (max-width: 560px) {
  .construction-section {
    padding: 80px 0;
  }
  .construction-head h2 {
    font-size: 39px;
  }
  .construction-grid article {
    padding: 28px;
  }
}
.work-gallery {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  grid-template-rows: repeat(2, 320px);
  background: #111617;
  gap: 2px;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  margin: 0;
}
.gallery-wide {
  grid-row: 1/3;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s ease;
}
.gallery-item:after {
  content: "";
  position: absolute;
  inset: 35% 0 0;
  background: linear-gradient(transparent, rgba(8, 11, 11, 0.88));
}
.gallery-item:hover img {
  transform: scale(1.025);
}
.gallery-item figcaption {
  position: absolute;
  z-index: 2;
  left: 28px;
  right: 28px;
  bottom: 24px;
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
}
.gallery-item figcaption span {
  color: var(--orange);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.4px;
}
.gallery-item figcaption strong {
  font: 600 19px Oswald;
  text-transform: uppercase;
  text-align: right;
}
@media (max-width: 900px) {
  .work-gallery {
    grid-template-columns: 1fr;
    grid-template-rows: 420px 300px 300px;
  }
  .gallery-wide {
    grid-row: auto;
  }
}
@media (max-width: 560px) {
  .work-gallery {
    grid-template-rows: 300px 250px 250px;
  }
  .gallery-item figcaption {
    left: 20px;
    right: 20px;
    bottom: 18px;
    flex-direction: column;
    align-items: flex-start;
  }
  .gallery-item figcaption strong {
    text-align: left;
  }
}
.detail-section {
  padding-bottom: 120px;
}
.detail-head {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: 90px;
  align-items: end;
  margin-bottom: 58px;
}
.detail-head h2 {
  font:
    600 clamp(42px, 5vw, 68px) / 1.08 Oswald,
    sans-serif;
  text-transform: uppercase;
  letter-spacing: -1px;
  margin: 0;
}
.detail-head h2 span {
  color: #8a8e8b;
}
.detail-head > p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
  margin: 0;
}
.material-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.material-grid article {
  padding: 32px;
  min-height: 260px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #eeece7;
}
.material-grid b {
  font: 600 12px Oswald;
  color: var(--orange);
}
.material-grid h3 {
  font: 600 22px Oswald;
  text-transform: uppercase;
  margin: 38px 0 13px;
}
.material-grid p {
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
}
.technology-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: #171c1d;
  color: #fff;
}
.technology-band > div {
  padding: 30px;
  border-right: 1px solid #343a39;
}
.technology-band > div:last-child {
  border: 0;
}
.technology-band span {
  display: block;
  color: var(--orange);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  margin-bottom: 10px;
}
.technology-band strong {
  font: 600 18px Oswald;
  text-transform: uppercase;
}
.technology-band p {
  font-size: 12px;
  line-height: 1.65;
  color: #aeb6b3;
  margin: 12px 0 0;
}
.bio-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: -10px 0 28px;
}
.bio-notes span {
  border: 1px solid #465653;
  color: #cbd4d0;
  padding: 8px 11px;
  font-size: 11px;
}
@media (max-width: 900px) {
  .detail-head {
    grid-template-columns: 1fr;
    gap: 45px;
  }
  .material-grid {
    grid-template-columns: 1fr 1fr;
  }
  .technology-band {
    grid-template-columns: 1fr;
  }
  .technology-band > div {
    border-right: 0;
    border-bottom: 1px solid #343a39;
  }
}
@media (max-width: 560px) {
  .detail-head h2 {
    font-size: 39px;
  }
  .detail-section {
    padding-bottom: 80px;
  }
  .material-grid {
    grid-template-columns: 1fr;
  }
  .material-grid article {
    min-height: auto;
  }
}