:root {
  --paper:   #f7f5f0;
  --paper-2: #efeae1;
  --concrete:#b6b1a8;
  --concrete-d:#8c887f;
  --ink:     #1b1a18;
  --ink-soft:#4a4843;
  --orange:  #e8552d;
  --orange-d:#c8431f;
  --line:    rgba(27,26,24,.12);
  --maxw:    1200px;
  --ease:    cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  font-family: "Manrope", system-ui, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }

h1, h2, h3, .stat__num, .brand__name {
  font-family: "Archivo", sans-serif;
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -.02em;
}

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

.accent { color: var(--orange); }

.eyebrow {
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .22em;
  font-size: .72rem;
  color: var(--concrete-d);
  margin-bottom: 1rem;
}

.section__title {
  font-size: clamp(1.9rem, 4.5vw, 3.4rem);
  margin-bottom: 1.4rem;
}
.section__head, .services__head { max-width: var(--maxw); margin: 0 auto 3rem; padding: 0 1.5rem; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: .82rem;
  padding: .95rem 1.8rem;
  border: 2px solid var(--ink);
  transition: transform .35s var(--ease), background .35s var(--ease), color .35s var(--ease);
}
.btn--solid { background: var(--orange); border-color: var(--orange); color: #fff; }
.btn--solid:hover { background: var(--orange-d); border-color: var(--orange-d); transform: translateY(-3px); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); transform: translateY(-3px); }

/* ===== NAV ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), padding .4s var(--ease);
  padding: 1.1rem 0;
}
.nav.scrolled {
  background: rgba(247,245,240,.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--line);
  padding: .55rem 0;
}
.nav__inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: .7rem; }
.brand__mark {
  width: 38px; height: 38px; flex: none;
  background: var(--ink); color: var(--orange);
  font-family: "Archivo", sans-serif; font-weight: 900; font-size: 1.4rem;
  display: grid; place-items: center;
}
.brand__name { font-size: .82rem; line-height: 1; text-transform: uppercase; }
.brand__name em { font-style: normal; font-weight: 600; color: var(--concrete-d); }

.nav__links { display: flex; align-items: center; gap: 1.9rem; }
.nav__links a {
  font-family: "Archivo", sans-serif; font-weight: 700; font-size: .82rem;
  text-transform: uppercase; letter-spacing: .05em; position: relative;
}
.nav__links a:not(.nav__cta)::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0;
  background: var(--orange); transition: width .3s var(--ease);
}
.nav__links a:not(.nav__cta):hover::after { width: 100%; }
.nav__cta {
  border: 2px solid var(--orange); color: var(--orange);
  padding: .55rem 1.1rem; transition: background .3s, color .3s;
}
.nav__cta:hover { background: var(--orange); color: #fff; }

.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav__toggle span { width: 26px; height: 2px; background: var(--ink); transition: .3s; }

/* ===== HERO ===== */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero__veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(105deg, rgba(247,245,240,.94) 0%, rgba(247,245,240,.78) 42%, rgba(247,245,240,.25) 100%),
    linear-gradient(0deg, rgba(247,245,240,.6), rgba(247,245,240,0) 40%);
}
.hero__content { position: relative; max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; width: 100%; }
.hero__title { font-size: clamp(3.2rem, 11vw, 8.5rem); margin: .4rem 0 1.4rem; }
.hero__lede { max-width: 30rem; font-size: 1.12rem; color: var(--ink-soft); margin-bottom: 2.2rem; }
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  font-size: 1.4rem; color: var(--ink); animation: bob 2s infinite;
}
@keyframes bob { 0%,100%{ transform: translate(-50%,0);} 50%{ transform: translate(-50%,10px);} }

/* ===== STATS ===== */
.stats { background: var(--ink); color: var(--paper); }
.stats__grid {
  max-width: var(--maxw); margin: 0 auto; padding: 3rem 1.5rem;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
}
.stat { border-left: 2px solid var(--orange); padding-left: 1.1rem; }
.stat__num { display: block; font-size: clamp(2rem, 4vw, 3rem); color: #fff; }
.stat__label { font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; color: var(--concrete); }

/* ===== ABOUT ===== */
.about {
  max-width: var(--maxw); margin: 0 auto; padding: 7rem 1.5rem;
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 4rem; align-items: center;
}
.about__media { aspect-ratio: 4/5; overflow: hidden; box-shadow: 0 30px 60px -30px rgba(27,26,24,.4); }
.about__text p { color: var(--ink-soft); margin-bottom: 1.1rem; max-width: 34rem; }
.about__list { list-style: none; margin-top: 1.6rem; }
.about__list li { padding: .7rem 0 .7rem 1.8rem; position: relative; border-top: 1px solid var(--line); }
.about__list li::before { content: ""; position: absolute; left: 0; top: 1.15rem; width: 10px; height: 10px; background: var(--orange); }

/* ===== SERVICES ===== */
.services { background: var(--paper-2); padding: 7rem 0; }
.services__grid {
  max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem;
  display: grid; grid-template-columns: 1fr 1fr; gap: 2rem;
}
.service {
  background: var(--paper); border: 1px solid var(--line); padding: 2.6rem;
  position: relative; transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.service:hover { transform: translateY(-6px); box-shadow: 0 30px 50px -35px rgba(27,26,24,.5); }
.service__no { font-family: "Archivo"; font-weight: 900; font-size: 2.4rem; color: var(--concrete); display: block; margin-bottom: 1rem; }
.service h3 { font-size: 1.6rem; margin-bottom: .8rem; }
.service p { color: var(--ink-soft); margin-bottom: 1.2rem; }
.service ul { list-style: none; }
.service ul li { padding: .4rem 0 .4rem 1.4rem; position: relative; font-size: .95rem; }
.service ul li::before { content: "→"; position: absolute; left: 0; color: var(--orange); font-weight: 700; }

/* ===== MATERIALS ===== */
.materials { padding: 7rem 0; }
.mat__grid {
  max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem;
}
.mat { position: relative; aspect-ratio: 4/3; overflow: hidden; }
.mat img { transition: transform .6s var(--ease); }
.mat:hover img { transform: scale(1.07); }
.mat figcaption {
  position: absolute; inset: auto 0 0 0; padding: 1.2rem;
  background: linear-gradient(0deg, rgba(27,26,24,.82), transparent);
}
.mat figcaption span {
  color: #fff; font-family: "Archivo"; font-weight: 800; text-transform: uppercase;
  letter-spacing: .06em; font-size: .92rem;
}

/* ===== PROJECTS ===== */
.projects { background: var(--paper-2); padding: 7rem 0; }
.proj__grid {
  max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem;
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.6rem;
}
.proj { position: relative; overflow: hidden; aspect-ratio: 3/2; }
.proj img { transition: transform .7s var(--ease); }
.proj:hover img { transform: scale(1.05); }
.proj__meta {
  position: absolute; inset: auto 0 0 0; padding: 1.6rem;
  background: linear-gradient(0deg, rgba(27,26,24,.85), transparent);
  color: #fff; transform: translateY(8px); transition: transform .4s var(--ease);
}
.proj:hover .proj__meta { transform: translateY(0); }
.proj__meta h3 { font-size: 1.4rem; }
.proj__meta p { font-size: .9rem; color: var(--concrete); }

/* ===== PROCESS ===== */
.process { padding: 7rem 0; }
.process__list {
  max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; list-style: none;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; counter-reset: step;
}
.process__list li { border-top: 3px solid var(--ink); padding-top: 1.4rem; }
.process__no { font-family: "Archivo"; font-weight: 900; font-size: 2rem; color: var(--orange); display: block; }
.process__list h3 { font-size: 1.3rem; margin: .4rem 0 .6rem; }
.process__list p { color: var(--ink-soft); font-size: .95rem; }

/* ===== WHY ===== */
.why { background: var(--ink); color: var(--paper); padding: 7rem 0; }
.why__inner { max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; }
.why .section__title { color: #fff; }
.why__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem 4rem; margin-top: 2.5rem; }
.why__grid h3 { font-size: 1.2rem; margin-bottom: .5rem; color: var(--orange); }
.why__grid p { color: var(--concrete); max-width: 26rem; }

/* ===== CONTACT ===== */
.contact {
  max-width: var(--maxw); margin: 0 auto; padding: 7rem 1.5rem;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem;
}
.contact__list { list-style: none; margin-top: 2rem; }
.contact__list li { padding: .9rem 0; border-top: 1px solid var(--line); }
.contact__list strong { display: block; font-family: "Archivo"; text-transform: uppercase; letter-spacing: .1em; font-size: .72rem; color: var(--concrete-d); margin-bottom: .3rem; }
.contact__list a:hover { color: var(--orange); }

.contact__form { display: grid; gap: 1rem; align-content: start; }
.contact__form label { display: grid; gap: .4rem; font-size: .82rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; }
.contact__form input, .contact__form select, .contact__form textarea {
  font-family: "Manrope"; font-size: 1rem; padding: .8rem .9rem;
  border: 1px solid var(--concrete); background: var(--paper); color: var(--ink);
  transition: border-color .3s;
}
.contact__form input:focus, .contact__form select:focus, .contact__form textarea:focus { outline: none; border-color: var(--orange); }
.form__note { color: var(--orange); font-size: .9rem; font-weight: 700; }

/* ===== FOOTER ===== */
.footer { background: var(--paper-2); border-top: 1px solid var(--line); }
.footer__inner { max-width: var(--maxw); margin: 0 auto; padding: 3rem 1.5rem; text-align: center; }
.footer__brand { display: inline-flex; align-items: center; gap: .7rem; font-family: "Archivo"; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 1rem; }
.footer__legal { color: var(--concrete-d); font-size: .85rem; margin-bottom: .4rem; }
.footer__copy { color: var(--ink-soft); font-size: .82rem; }

/* ===== REVEAL ===== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal:nth-child(2) { transition-delay: .08s; }
.reveal:nth-child(3) { transition-delay: .16s; }
.reveal:nth-child(4) { transition-delay: .24s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .stats__grid { grid-template-columns: 1fr 1fr; gap: 1.6rem; }
  .about, .services__grid, .contact { grid-template-columns: 1fr; }
  .about { gap: 2rem; padding: 5rem 1.5rem; }
  .mat__grid { grid-template-columns: 1fr 1fr; }
  .proj__grid { grid-template-columns: 1fr; }
  .process__list { grid-template-columns: 1fr 1fr; }
  .why__grid { grid-template-columns: 1fr; }
  .nav__links {
    position: fixed; inset: 0 0 0 auto; width: min(78vw, 320px);
    background: var(--paper); flex-direction: column; align-items: flex-start;
    padding: 6rem 2rem; gap: 1.5rem; transform: translateX(100%); transition: transform .4s var(--ease);
    box-shadow: -20px 0 60px -30px rgba(0,0,0,.4);
  }
  .nav__links.open { transform: translateX(0); }
  .nav__toggle { display: flex; z-index: 60; }
  .contact { gap: 2.5rem; }
}
@media (max-width: 560px) {
  .stats__grid, .mat__grid, .process__list { grid-template-columns: 1fr; }
  .hero__title { font-size: clamp(2.8rem, 16vw, 5rem); }
}