:root{
  --green-950:#131F16;
  --green-900:#1E341F;
  --green-800:#2A452C;
  --green-700:#375A38;
  --cream-50:#F7F2E7;
  --cream-100:#EFE6D2;
  --ink:#1B1B16;
  --gold:#B99A62;
  --gold-soft:#D8C49B;
  --white:#FFFDF8;
  --max:1180px;
  --serif:"Fraunces", Georgia, serif;
  --sans:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--cream-50);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
button{font-family:inherit; cursor:pointer;}
.wrap{max-width:var(--max); margin:0 auto; padding:0 32px;}
@media(max-width:640px){.wrap{padding:0 20px;}}

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important;}
}

/* ---------- NAV ---------- */
header.site-nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  display:flex; align-items:center; justify-content:space-between;
  padding:22px 32px;
  transition:padding .4s cubic-bezier(0.2, 0.8, 0.2, 1), background .4s ease, box-shadow .4s ease;
}
header.site-nav.scrolled{
  padding:14px 32px;
  background:rgba(247,242,231,0.92);
  backdrop-filter:blur(10px);
  box-shadow:0 1px 0 rgba(27,27,22,0.08);
}
.brand{
  display:inline-flex; align-items:center;
  transition: transform 0.3s ease;
}
.brand:hover { transform: translateY(-1px); }
.brand-logo{height:26px; width:auto; display:block;}
.brand-logo-dark{display:block;}
.brand-logo-light{display:none;}
header.site-nav.on-dark .brand-logo-dark{display:none;}
header.site-nav.on-dark .brand-logo-light{display:block;}
.nav-links{display:flex; gap:34px; align-items:center;}
.nav-links a{
  font-size:0.86rem; letter-spacing:0.04em; color:var(--ink);
  position:relative; padding:4px 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-links a:hover {
  transform: translateY(-2px);
  opacity: 0.8;
}
header.site-nav.on-dark .nav-links a{color:var(--cream-100);}
.nav-links a::after{
  content:""; position:absolute; left:0; bottom:0; width:0; height:1px;
  background:currentColor; transition:width .3s ease;
}
.nav-links a:hover::after{width:100%;}
.lang-switch{display:flex; gap:2px; border:1px solid rgba(27,27,22,0.2); border-radius:20px; padding:3px; transition: border-color 0.3s ease;}
header.site-nav.on-dark .lang-switch{border-color:rgba(255,253,248,0.35);}
.lang-switch button{
  background:none; border:none; font-size:0.72rem; font-weight:600;
  letter-spacing:0.04em; padding:5px 10px; border-radius:16px; color:var(--ink); opacity:0.6;
  transition: all 0.3s ease;
}
header.site-nav.on-dark .lang-switch button{color:var(--cream-50); opacity:0.85;}
.lang-switch button.active{background:var(--green-900); color:var(--white); opacity:1;}
header.site-nav.on-dark .lang-switch button.active{background:var(--cream-50); color:var(--green-900); opacity:1;}
.lang-switch-mobile{display:none;}
.nav-toggle{display:none; background:none; border:none; width:26px; height:20px; position:relative;}
.nav-toggle span{position:absolute; left:0; right:0; height:1.5px; background:currentColor; transition:all .3s ease;}
.nav-toggle span:nth-child(1){top:0;} .nav-toggle span:nth-child(2){top:9px;} .nav-toggle span:nth-child(3){top:18px;}
header.site-nav.on-dark .nav-toggle{color:var(--white);}

@media(max-width:820px){
  .nav-links{
    position:fixed; top:0; right:0; height:100vh; width:min(78vw,320px);
    background:var(--green-950); flex-direction:column; justify-content:center; align-items:flex-start;
    gap:28px; padding:32px; transform:translateX(100%); transition:transform .4s cubic-bezier(0.2, 0.8, 0.2, 1);
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{color:var(--cream-50) !important; font-size:1.1rem;}
  .nav-toggle{display:block; color:inherit; z-index:110;}
  header.site-nav.on-dark .nav-toggle, header.site-nav .nav-toggle{color:var(--green-900);}
  header.site-nav.on-dark.scrolled .nav-toggle{color:var(--green-900);}
  header.site-nav:not(.scrolled).on-dark .nav-toggle{color:var(--white);}
  .lang-switch-mobile{display:flex; gap:2px; border:1px solid rgba(247,242,231,0.35); border-radius:20px; padding:3px; margin-top:6px;}
  .lang-switch-mobile button{background:none;border:none;color:var(--cream-50);font-size:0.75rem;font-weight:600;padding:5px 10px;border-radius:16px;opacity:0.85;}
  .lang-switch-mobile button.active{background:var(--cream-50); color:var(--green-900); opacity:1;}
  header.site-nav .lang-switch{display:none;}
}

/* ---------- HERO ---------- */
.hero{
  position:relative; min-height:100vh; display:flex; align-items:center;
  background-color:var(--green-900);
  background-image:url("../assets/pattern-bg.jpg");
  background-size:cover; background-position:right center;
  color:var(--white); overflow:hidden;
}
.hero::before{
  content:""; position:absolute; inset:0;
  background:linear-gradient(100deg, rgba(19,31,22,0.96) 30%, rgba(19,31,22,0.65) 68%, rgba(19,31,22,0.3) 100%);
}
.hero-inner{
  position:relative; z-index:2; width:100%;
  display:grid; grid-template-columns:1.2fr 0.8fr; gap:80px; align-items:center;
  padding:160px 32px 90px; max-width:var(--max); margin:0 auto;
}
.hero-eyebrow{
  font-size:0.78rem; letter-spacing:0.18em; text-transform:uppercase;
  color:var(--gold-soft); margin-bottom:28px; display:flex; align-items:center; gap:12px;
}
.hero-eyebrow::before{content:""; width:34px; height:1px; background:var(--gold-soft);}
.hero h1{
  font-family:var(--serif); font-weight:500; font-size:clamp(3rem,6.5vw,5rem);
  line-height:1.02; letter-spacing:-0.02em; margin-bottom:30px;
}
.hero h1 em{font-style:italic; font-weight:300; color:var(--gold-soft);}
.hero p.lead{
  font-size:1.15rem; line-height:1.65; max-width:520px; color:rgba(255,253,248,0.85); margin-bottom:44px;
  font-weight:300;
}
.hero-ctas{display:flex; gap:20px; align-items:center; flex-wrap:wrap;}
.btn{
  display:inline-flex; align-items:center; gap:10px; padding:16px 30px;
  border-radius:2px; font-size:0.88rem; letter-spacing:0.04em; font-weight:600;
  border:1px solid currentColor; transition:all .4s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.btn-solid{background:var(--cream-50); color:var(--green-900); border-color:var(--cream-50);}
.btn-solid:hover{background:transparent; color:var(--cream-50); transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.1);}
.btn-ghost{color:var(--cream-100);}
.btn-ghost:hover{background:rgba(255,253,248,0.1); transform: translateY(-3px);}
.hero-portrait{
  position:relative; justify-self:center; width:min(320px,90%);
}
.hero-portrait .ring{
  position:absolute; inset:-18px; border:1px solid rgba(216,196,155,0.45); border-radius:50%;
  animation:spin 40s linear infinite, float 6s ease-in-out infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}
@keyframes float{0%,100%{transform:translateY(0) rotate(0deg);} 50%{transform:translateY(-15px) rotate(180deg);}}
.hero-portrait img{border-radius:50%; width:100%; aspect-ratio:1/1; object-fit:cover; position: relative; z-index: 2; animation: floatImg 8s ease-in-out infinite;}
@keyframes floatImg{0%,100%{transform:translateY(0);} 50%{transform:translateY(-10px);}}
.scroll-cue{
  position:absolute; bottom:34px; left:50%; transform:translateX(-50%); z-index:2;
  display:flex; flex-direction:column; align-items:center; gap:8px;
  font-size:0.68rem; letter-spacing:0.16em; text-transform:uppercase; color:rgba(255,253,248,0.6);
}
.scroll-cue .line{width:1px; height:34px; background:linear-gradient(to bottom, rgba(255,253,248,0.7), transparent); animation:pulse 2s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:0.3;} 50%{opacity:1;}}

@media(max-width:820px){
  .hero-inner{grid-template-columns:1fr; text-align:left; padding-top:140px; gap: 60px;}
  .hero-portrait{justify-self:flex-start; width:180px; order:-1; margin-bottom:10px;}
}

/* ---------- SECTION generic ---------- */
section{padding:150px 0;}
@media(max-width:820px){section{padding:100px 0;}}
.eyebrow{
  font-size:0.76rem; letter-spacing:0.16em; text-transform:uppercase; color:var(--gold);
  display:flex; align-items:center; gap:12px; margin-bottom:22px; font-weight:600;
}
.eyebrow::before{content:""; width:28px; height:1px; background:var(--gold);}
h2.section-title{
  font-family:var(--serif); font-weight:400; font-size:clamp(2.2rem,4vw,3.4rem);
  line-height:1.1; color:var(--green-900); max-width:760px;
}

/* ---------- ABOUT ---------- */
.about{background:var(--cream-50);}
.about-grid{display:grid; grid-template-columns:0.9fr 1.1fr; gap:90px; align-items:start;}
.about-text p.body-lg{font-size:1.15rem; line-height:1.75; color:var(--ink); margin-top:28px; max-width:520px; font-weight:300;}
.services{display:grid; grid-template-columns:1fr 1fr; gap:50px 40px; margin-top:12px;}
.service-item{padding-top:24px; border-top:1px solid rgba(27,27,22,0.14);}
.service-item .icon{width:36px; height:36px; margin-bottom:18px; color:var(--green-900);}
.service-item h3{font-family:var(--serif); font-weight:500; font-size:1.25rem; margin-bottom:10px; color:var(--green-900);}
.service-item p{font-size:0.95rem; line-height:1.6; color:rgba(27,27,22,0.75); font-weight: 300;}
@media(max-width:960px){.about-grid{grid-template-columns:1fr; gap:60px;}}
@media(max-width:560px){.services{grid-template-columns:1fr; gap:36px;}}

/* ---------- PORTFOLIO ---------- */
.portfolio{background:var(--cream-100);}
.portfolio-head{display:flex; justify-content:space-between; align-items:flex-end; gap:30px; flex-wrap:wrap; margin-bottom:60px;}
.filters{display:flex; gap:12px; flex-wrap:wrap;}
.filter-btn{
  background:transparent; border:1px solid rgba(27,27,22,0.22); color:var(--ink);
  padding:10px 22px; border-radius:30px; font-size:0.82rem; letter-spacing:0.02em; transition:all .3s ease;
}
.filter-btn:hover{border-color:var(--green-900); transform: translateY(-2px);}
.filter-btn.active{background:var(--green-900); border-color:var(--green-900); color:var(--white);}

.grid{
  display:grid; grid-template-columns:repeat(6,1fr); gap:32px; grid-auto-flow:dense;
}
.card{
  grid-column:span 3; position:relative; cursor:pointer; overflow:hidden;
  border-radius:4px; background:var(--white); opacity:0; transform:translateY(36px);
  transition:opacity .8s cubic-bezier(0.2, 0.8, 0.2, 1), transform .8s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow .4s ease;
}
.card.big{grid-column:span 4;}
.card.small{grid-column:span 2;}
.card.show{opacity:1; transform:translateY(0);}
.card.hide{display:none;}
.card:hover{transform:translateY(-8px); box-shadow:0 18px 36px rgba(19,31,22,0.08);}
.card .thumb{position:relative; overflow:hidden; aspect-ratio:4/3;}
.card .thumb img{width:100%; height:100%; object-fit:cover; transition:transform .8s ease;}
.card:hover .thumb img{transform:scale(1.05);}
.card .thumb::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(to top, rgba(19,31,22,0.6), transparent 60%);
  opacity:0; transition:opacity .4s ease;
}
.card:hover .thumb::after{opacity:1;}
.card .meta{padding:22px 6px 10px;}
.card .cat{font-size:0.7rem; letter-spacing:0.12em; text-transform:uppercase; color:var(--gold); font-weight:600;}
.card .title{font-family:var(--serif); font-size:1.25rem; margin-top:8px; color:var(--green-900);}
.card .expand{
  position:absolute; top:20px; right:20px; width:40px; height:40px; border-radius:50%;
  background:rgba(255,253,248,0.95); display:flex; align-items:center; justify-content:center;
  opacity:0; transform:scale(0.8); transition:all .4s cubic-bezier(0.2, 0.8, 0.2, 1);
  color: var(--green-900); font-size: 1.2rem;
}
.card:hover .expand{opacity:1; transform:scale(1);}

@media(max-width:900px){
  .grid{grid-template-columns:repeat(2,1fr);}
  .card, .card.big, .card.small{grid-column:span 1;}
}

/* ---------- MODAL ---------- */
.modal-overlay{
  position:fixed; inset:0; z-index:200; background:rgba(19,31,22,0.92);
  display:flex; align-items:center; justify-content:center; padding:30px;
  opacity:0; pointer-events:none; transition:opacity .4s ease;
}
.modal-overlay.open{opacity:1; pointer-events:auto;}
.modal{
  background:var(--cream-50); max-width:920px; width:100%; max-height:88vh; overflow-y:auto;
  border-radius:6px; transform:translateY(30px); transition:transform .4s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.modal-overlay.open .modal{transform:translateY(0);}
.modal-img-wrap{position:relative; background:var(--green-950);}
.modal-img-wrap img{width:100%; max-height:56vh; object-fit:contain;}
.modal-thumbs{display:flex; gap:10px; padding:16px; background:var(--green-950); overflow-x:auto;}
.modal-thumbs img{width:72px; height:54px; object-fit:cover; border-radius:3px; cursor:pointer; opacity:0.5; transition:opacity .3s ease; flex-shrink:0;}
.modal-thumbs img.active{opacity:1; outline:2px solid var(--gold);}
.modal-body{padding:40px 44px 48px;}
.modal-body .cat{font-size:0.75rem; letter-spacing:0.12em; text-transform:uppercase; color:var(--gold); font-weight:600;}
.modal-body h3{font-family:var(--serif); font-size:1.85rem; color:var(--green-900); margin:12px 0 20px; font-weight:500;}
.modal-body p{font-size:1.05rem; line-height:1.75; color:rgba(27,27,22,0.85); font-weight:300;}
.modal-close{
  position:absolute; top:20px; right:20px; z-index:5; width:44px; height:44px; border-radius:50%;
  background:rgba(19,31,22,0.8); border:1px solid rgba(255,253,248,0.4); color:var(--white);
  display:flex; align-items:center; justify-content:center; font-size:1.2rem;
  transition: background 0.3s ease, transform 0.3s ease;
}
.modal-close:hover{background:rgba(19,31,22,0.95); transform: scale(1.05);}

/* ---------- CASE STUDY ---------- */
.case-study{background:var(--green-950); color:var(--cream-50); position:relative;}
.case-study .eyebrow{color:var(--gold-soft);}
.case-study .eyebrow::before{background:var(--gold-soft);}
.case-study h2.section-title{color:var(--white);}
.case-intro{display:grid; grid-template-columns:1.4fr 1fr; gap:80px; margin-bottom:90px; align-items:end;}
.case-intro p{font-size:1.1rem; line-height:1.75; color:rgba(247,242,231,0.8); font-weight:300;}
.case-cover{margin-bottom:100px; border-radius:6px; overflow:hidden;}
.case-cover img{width:100%; display:block;}
.case-steps{display:flex; flex-direction:column; gap:0;}
.case-step{
  display:grid; grid-template-columns:0.9fr 1.1fr; gap:90px; align-items:center;
  padding:80px 0; border-top:1px solid rgba(247,242,231,0.14);
}
.case-step:last-child{border-bottom:1px solid rgba(247,242,231,0.14);}
.case-step .num{font-family:var(--serif); font-size:1rem; color:var(--gold-soft); letter-spacing:0.08em; margin-bottom:18px; display:block;}
.case-step h3{font-family:var(--serif); font-weight:500; font-size:1.7rem; margin-bottom:16px;}
.case-step p{font-size:1.02rem; line-height:1.75; color:rgba(247,242,231,0.75); font-weight:300;}
.case-step .img-wrap{border-radius:4px; overflow:hidden;}
.case-step .img-wrap img{width:100%; display:block; transition:transform .8s ease;}
.case-step .img-wrap:hover img{transform:scale(1.05);}
.case-step:nth-child(even) .img-wrap{order:2;}
.case-step:nth-child(even) .text-wrap{order:1;}
@media(max-width:960px){
  .case-intro{grid-template-columns:1fr; gap:32px;}
  .case-step{grid-template-columns:1fr; gap:40px; padding:60px 0;}
  .case-step:nth-child(even) .img-wrap, .case-step:nth-child(even) .text-wrap{order:0;}
}

/* ---------- CONTACT ---------- */
.contact{
  background:var(--green-900); color:var(--white); text-align:center;
  background-image:url("../assets/pattern-bg.jpg"); background-size:cover; background-position:left center; position:relative;
}
.contact::before{content:""; position:absolute; inset:0; background:linear-gradient(rgba(19,31,22,0.92), rgba(19,31,22,0.88));}
.contact .wrap{position:relative; z-index:2;}
.contact .eyebrow{justify-content:center; color:var(--gold-soft);}
.contact .eyebrow::before{display:none;}
.contact h2{font-family:var(--serif); font-weight:400; font-size:clamp(2.4rem,5vw,3.8rem); margin-bottom:26px;}
.contact p.lead{font-size:1.15rem; color:rgba(247,242,231,0.82); max-width:500px; margin:0 auto 50px; font-weight:300;}
.contact-links{display:flex; gap:24px; justify-content:center; flex-wrap:wrap; margin-bottom:90px;}
.contact-card{
  border:1px solid rgba(255,253,248,0.3); padding:26px 40px; border-radius:4px; min-width:260px;
  transition:all .4s ease; text-align:left; background: rgba(255,253,248,0.03);
}
.contact-card:hover{background:rgba(255,253,248,0.1); border-color:var(--gold-soft); transform: translateY(-4px);}
.contact-card .label{font-size:0.7rem; letter-spacing:0.12em; text-transform:uppercase; color:var(--gold-soft); margin-bottom:10px;}
.contact-card .value{font-family:var(--serif); font-size:1.25rem;}
footer{
  border-top:1px solid rgba(255,253,248,0.16); padding-top:34px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:16px;
  font-size:0.82rem; color:rgba(247,242,231,0.6); font-weight:300;
}

/* fade-up reveal utility */
.reveal{opacity:0; transform:translateY(36px); transition:opacity 1s cubic-bezier(0.2, 0.8, 0.2, 1), transform 1s cubic-bezier(0.2, 0.8, 0.2, 1);}
.reveal.show{opacity:1; transform:translateY(0);}