@font-face {
  font-family: "Source Sans Pro";
  src: url("../font/SourceSansPro-Regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Source Sans Pro";
  src: url("../font/SourceSansPro-SemiBold.ttf") format("truetype");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

@font-face {
  font-family: "Source Sans Pro";
  src: url("../font/SourceSansPro-Bold.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

:root {
  --ink: #111513;
  --ink-soft: #59615c;
  --paper: #f5f2eb;
  --sand: #e7dfd1;
  --white: #fff;
  --rust: #d96b23;
  --rust-dark: #a94814;
  --green: #58a82e;
  --line: rgba(17, 21, 19, 0.18);
  --max: 1240px;
  --header-height: 88px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Source Sans Pro", Arial, sans-serif;
  font-size: 18px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
}

button,
select {
  font: inherit;
}

button,
a,
select {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--rust);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 16px;
  background: var(--white);
  color: var(--ink);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  display: grid;
  grid-template-columns: 150px 1fr auto;
  align-items: center;
  min-height: var(--header-height);
  padding: 0 clamp(20px, 4vw, 64px);
  color: var(--white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  transition: min-height 220ms ease, background-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled,
.site-header.menu-active {
  min-height: 72px;
  background: rgba(17, 21, 19, 0.97);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.12);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
}

.brand-suffix {
  color: #f28b48;
  font-size: 0.7em;
  letter-spacing: 0.06em;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: clamp(18px, 2.4vw, 38px);
}

.main-nav a,
.header-cta {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-decoration: none;
  text-transform: uppercase;
}

.main-nav a {
  position: relative;
  padding: 12px 0;
}

.main-nav a::after {
  position: absolute;
  right: 0;
  bottom: 6px;
  left: 0;
  height: 1px;
  background: var(--rust);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.language-select {
  padding: 9px 5px;
  color: var(--white);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.45);
  cursor: pointer;
}

.language-select option {
  color: var(--ink);
}

.header-cta {
  padding: 11px 17px;
  background: var(--rust-dark);
  transition: background-color 180ms ease;
}

.header-cta:hover {
  background: #78320b;
}

.menu-toggle {
  display: none;
}

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100svh;
  overflow: hidden;
  color: var(--white);
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: -4%;
}

.hero-media {
  transform: scale(1.04);
  will-change: transform;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 55%;
}

.hero-shade {
  background: linear-gradient(90deg, rgba(10, 14, 12, 0.92) 0%, rgba(10, 14, 12, 0.68) 46%, rgba(10, 14, 12, 0.12) 78%), linear-gradient(0deg, rgba(10, 14, 12, 0.58), transparent 45%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(850px, calc(100% - 40px));
  margin: 72px max(20px, calc((100vw - var(--max)) / 2));
  padding-top: 32px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--rust-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero .eyebrow,
.section-dark .eyebrow {
  color: #f28b48;
}

.hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(3.2rem, 6.8vw, 6.5rem);
  font-weight: 600;
  letter-spacing: -0.052em;
  line-height: 0.91;
  text-wrap: balance;
}

.hero-copy {
  max-width: 640px;
  margin: 30px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 13px 24px;
  border: 1px solid transparent;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

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

.button-primary {
  background: var(--rust-dark);
  color: var(--white);
}

.button-primary:hover {
  background: #78320b;
}

.button-ghost {
  border-color: rgba(255, 255, 255, 0.55);
  color: var(--white);
}

.button-ghost:hover {
  background: var(--white);
  color: var(--ink);
}

.button-dark {
  background: var(--ink);
  color: var(--white);
}

.button-dark:hover {
  background: #2d332f;
}

.hero-scroll {
  position: absolute;
  z-index: 2;
  right: max(24px, calc((100vw - var(--max)) / 2));
  bottom: 36px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
}

.scroll-line {
  display: block;
  width: 56px;
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.4);
}

.scroll-line::after {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--white);
  content: "";
  animation: scan 2s ease-in-out infinite;
}

@keyframes scan {
  0% { transform: translateX(-110%); }
  60%, 100% { transform: translateX(110%); }
}

.hero-kicker,
.hero h1,
.hero-copy,
.hero-actions {
  opacity: 0;
  transform: translateY(22px);
  animation: hero-in 700ms ease forwards;
}

.hero h1 { animation-delay: 100ms; }
.hero-copy { animation-delay: 220ms; }
.hero-actions { animation-delay: 340ms; }

@keyframes hero-in {
  to { opacity: 1; transform: translateY(0); }
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: var(--max);
  margin: 0 auto;
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.proof-strip > div {
  display: flex;
  align-items: baseline;
  gap: 14px;
  min-height: 126px;
  padding: 34px clamp(20px, 3vw, 44px);
  border-right: 1px solid var(--line);
}

.proof-strip > div:last-child {
  border-right: 0;
}

.proof-strip strong {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
}

.proof-strip span {
  color: var(--ink-soft);
  font-size: 0.85rem;
  line-height: 1.2;
}

.section {
  padding: clamp(88px, 11vw, 160px) max(20px, calc((100vw - var(--max)) / 2));
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(180px, 0.35fr) 1fr;
  gap: 48px;
  margin-bottom: clamp(54px, 7vw, 90px);
}

.section-heading h2,
.materials h2,
.gallery h2,
.contact h2 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(2.3rem, 5.3vw, 5rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.98;
  text-wrap: balance;
}

.company-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(36px, 7vw, 100px);
  align-items: center;
}

.company-image {
  min-height: 610px;
  margin: 0;
  overflow: hidden;
}

.company-image img {
  width: 100%;
  height: 100%;
  min-height: 610px;
  object-fit: cover;
  transition: transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.company-image:hover img {
  transform: scale(1.025);
}

.company-copy {
  max-width: 530px;
}

.company-copy .lead {
  margin-top: 0;
  color: var(--ink);
  font-size: clamp(1.3rem, 2vw, 1.65rem);
  line-height: 1.35;
}

.company-copy > p:not(.lead) {
  color: var(--ink-soft);
}

.check-list {
  padding: 0;
  margin: 38px 0 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 16px 0 16px 34px;
  border-top: 1px solid var(--line);
}

.check-list li::before {
  position: absolute;
  top: 18px;
  left: 0;
  color: var(--rust-dark);
  content: "↗";
}

.section-dark {
  background: var(--ink);
  color: var(--white);
}

.section-heading-light h2 {
  color: var(--white);
}

.service-list {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.service-item {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 34px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  transition: padding 220ms ease, background-color 220ms ease;
}

.service-item:hover {
  padding-right: 20px;
  padding-left: 20px;
  background: rgba(255, 255, 255, 0.04);
}

.service-number {
  color: #f28b48;
  font-size: 0.8rem;
}

.service-item h3 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 600;
}

.service-item p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.62);
}

.service-arrow {
  font-size: 1.8rem;
}

.materials {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(60px, 10vw, 140px);
}

.materials-intro {
  position: sticky;
  top: 130px;
  align-self: start;
}

.materials-intro > p:not(.eyebrow) {
  max-width: 580px;
  color: var(--ink-soft);
}

.text-link {
  display: inline-flex;
  gap: 12px;
  margin-top: 24px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.materials-list {
  padding: 0;
  margin: 0;
  list-style: none;
}

.materials-list li {
  display: grid;
  grid-template-columns: 56px 1fr;
  align-items: baseline;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.materials-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.materials-list span {
  color: var(--rust-dark);
  font-size: 0.78rem;
}

.materials-list strong {
  font-size: clamp(1.4rem, 2.7vw, 2.2rem);
  font-weight: 600;
}

.section-sand {
  background: var(--sand);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.process-list li {
  min-height: 310px;
  padding: 30px clamp(20px, 3vw, 40px) 30px 0;
  border-right: 1px solid var(--line);
}

.process-list li + li {
  padding-left: clamp(20px, 3vw, 40px);
}

.process-list li:last-child {
  border-right: 0;
}

.process-list span {
  color: var(--rust-dark);
  font-size: 0.8rem;
}

.process-list h3 {
  margin: 76px 0 12px;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  line-height: 1.1;
}

.process-list p {
  margin: 0;
  color: var(--ink-soft);
}

.gallery-heading {
  display: grid;
  grid-template-columns: 1fr 0.4fr;
  gap: 60px;
  align-items: end;
  margin-bottom: 64px;
}

.gallery-heading > p {
  max-width: 420px;
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 330px;
  gap: 12px;
}

.gallery-item {
  position: relative;
  padding: 0;
  overflow: hidden;
  background: #252a27;
  border: 0;
  cursor: zoom-in;
}

.gallery-item-wide {
  grid-column: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82);
  transition: filter 450ms ease, transform 650ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.gallery-item:hover img,
.gallery-item:focus-visible img {
  filter: saturate(1);
  transform: scale(1.045);
}

.contact {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: clamp(60px, 10vw, 150px);
  background: var(--rust);
}

.contact-copy > p:not(.eyebrow) {
  max-width: 680px;
  margin: 28px 0 36px;
}

.contact .eyebrow {
  color: #672a09;
}

.contact-details {
  align-self: end;
  font-style: normal;
}

.contact-details > div {
  display: grid;
  padding: 21px 0;
  border-top: 1px solid rgba(17, 21, 19, 0.35);
}

.contact-details span {
  margin-bottom: 6px;
  color: #672a09;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-details a {
  width: fit-content;
  text-decoration: none;
}

.contact-details a:hover {
  text-decoration: underline;
}

.contact-details p {
  margin: 0;
}

.site-footer {
  padding: 72px max(20px, calc((100vw - var(--max)) / 2)) 28px;
  background: #0b0e0c;
  color: var(--white);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(180px, 0.38fr) 1fr;
  gap: clamp(36px, 7vw, 96px);
  align-items: start;
  padding-bottom: 72px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  color: var(--white);
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
}

.footer-brand-suffix {
  color: #f28b48;
  font-size: 0.7em;
}

.footer-top > p {
  max-width: 560px;
  margin: 0;
  color: var(--white);
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  line-height: 1.35;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.86rem;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom a {
  color: var(--white);
  text-decoration: none;
}

.footer-bottom a:hover {
  text-decoration: underline;
}

.back-to-top {
  flex: 0 0 auto;
  margin-right: 72px;
  white-space: nowrap;
}

.footer-credit a {
  text-decoration: underline;
  text-decoration-color: #f28b48;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.floating-whatsapp {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.24);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.floating-whatsapp:hover {
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.3);
  transform: translateY(-3px);
}

.floating-whatsapp svg {
  width: 30px;
  fill: var(--white);
}

.lightbox {
  width: min(1100px, calc(100% - 32px));
  max-height: calc(100svh - 32px);
  padding: 0;
  overflow: visible;
  background: transparent;
  border: 0;
  color: var(--white);
}

.lightbox::backdrop {
  background: rgba(5, 7, 6, 0.92);
  backdrop-filter: blur(5px);
}

.lightbox img {
  width: 100%;
  max-height: calc(100svh - 110px);
  object-fit: contain;
}

.lightbox p {
  margin: 10px 0 0;
}

.lightbox-close {
  position: absolute;
  top: -42px;
  right: 0;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 0;
  color: var(--white);
  font-size: 2rem;
  cursor: pointer;
}

.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

@media (max-width: 1000px) {
  :root { --header-height: 76px; }

  .site-header {
    grid-template-columns: 1fr auto auto;
    min-height: var(--header-height);
  }

  .menu-toggle {
    position: relative;
    z-index: 2;
    display: grid;
    width: 44px;
    height: 44px;
    padding: 12px 8px;
    background: transparent;
    border: 0;
  }

  .menu-toggle span:not(.sr-only) {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--white);
    transition: transform 220ms ease;
  }

  .menu-toggle[aria-expanded="true"] span:nth-of-type(2) {
    transform: translateY(8px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:nth-of-type(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .main-nav {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 8px;
    padding: 100px 8vw 50px;
    background: var(--ink);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-20px);
    transition: opacity 220ms ease, transform 220ms ease;
  }

  .main-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .main-nav a {
    font-size: clamp(1.8rem, 6vw, 3.4rem);
    letter-spacing: -0.02em;
    text-transform: none;
  }

  .header-actions {
    grid-column: 2;
    grid-row: 1;
  }

  .menu-toggle {
    grid-column: 3;
    grid-row: 1;
  }

  .header-cta {
    display: none;
  }

  .proof-strip > div {
    display: grid;
    gap: 8px;
  }

  .company-layout,
  .materials,
  .contact {
    grid-template-columns: 1fr;
  }

  .company-copy {
    max-width: 720px;
  }

  .materials-intro {
    position: static;
  }

  .gallery-heading {
    grid-template-columns: 1fr;
  }

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

  .contact-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 30px;
  }
}

@media (max-width: 680px) {
  body { font-size: 16px; }

  .site-header {
    padding: 0 18px;
  }

  .brand {
    font-size: 1.08rem;
  }

  .language-select {
    font-size: 0.85rem;
  }

  .hero {
    min-height: 760px;
  }

  .hero-media img {
    object-position: 62% 50%;
  }

  .hero-shade {
    background: linear-gradient(90deg, rgba(10, 14, 12, 0.88), rgba(10, 14, 12, 0.35)), linear-gradient(0deg, rgba(10, 14, 12, 0.75), transparent 65%);
  }

  .hero-content {
    width: calc(100% - 36px);
    margin: 70px 18px 90px;
  }

  .hero h1 {
    font-size: clamp(2.8rem, 13vw, 4.5rem);
    line-height: 0.93;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-scroll {
    right: 18px;
    bottom: 22px;
  }

  .proof-strip {
    grid-template-columns: 1fr;
    margin: 0 18px;
    border-right: 0;
  }

  .proof-strip > div {
    grid-template-columns: 100px 1fr;
    align-items: center;
    min-height: 98px;
    padding: 22px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .company-image,
  .company-image img {
    min-height: 420px;
  }

  .service-item {
    grid-template-columns: 40px 1fr;
  }

  .service-arrow {
    display: none;
  }

  .process-list {
    grid-template-columns: 1fr;
  }

  .process-list li,
  .process-list li + li {
    min-height: 0;
    padding: 28px 0 38px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .process-list h3 {
    margin-top: 38px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 290px;
  }

  .gallery-item-wide {
    grid-column: auto;
  }

  .contact-details {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .back-to-top {
    margin-right: 0;
    align-self: flex-start;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 52px;
  }

  .floating-whatsapp {
    right: 16px;
    bottom: 16px;
    width: 52px;
    height: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}