/* ─── PORTFOLIO ──────────────────────────────────── */
#portfolio{
  padding:8rem 0 4rem 4rem;
  background:var(--bg);
  overflow:hidden;
}
.portfolio-head{
  display:flex;justify-content:space-between;
  align-items:flex-start;
  padding-right:4rem;
  margin-bottom:2.5rem;
  flex-wrap:wrap;gap:2rem;
}
.portfolio-head-right{display:flex;flex-direction:column;align-items:flex-end;text-align:right;}
.portfolio-headline{
  font-family:var(--font-serif);
  font-size:clamp(2.5rem,5vw,4.5rem);
  font-weight:700;line-height:1.05;
  letter-spacing:-0.03em;
  text-align:right;
}
.portfolio-headline em{color:var(--gold);font-style:italic;}
.portfolio-sub{
  font-size:0.9rem;color:var(--text-muted);margin-top:0.75rem;
}

/* Filters */
.portfolio-filters{
  display:flex;gap:0.75rem;flex-wrap:wrap;
  padding-right:4rem;
  margin-bottom:2.5rem;
}
.pf-btn{
  padding:0.5rem 1.25rem;
  font-size:0.72rem;font-weight:600;letter-spacing:0.12em;
  text-transform:uppercase;
  border-radius:100px;
  border:1px solid var(--border);
  color:var(--text-muted);
  cursor:none;
  transition:var(--t);
}
.pf-btn:hover,.pf-btn.active{
  background:var(--gold);color:#0D0B08;
  border-color:var(--gold);
}

/* Horizontal scroll */
.portfolio-scroll-wrap{
  overflow-x:auto;overflow-y:visible;
  padding-bottom:2rem;
  scrollbar-width:none;
  -ms-overflow-style:none;
  cursor:grab;
}
.portfolio-scroll-wrap::-webkit-scrollbar{display:none;}
.portfolio-scroll-wrap.dragging{cursor:grabbing;}
.portfolio-track{
  display:flex;gap:1.5rem;
  width:max-content;
  padding-right:4rem;
  align-items:stretch;
}

/* Portfolio card */
.p-card{
  flex-shrink:0;
  width:clamp(300px,35vw,500px);
  background:var(--bg2);
  border:1px solid var(--border);
  border-radius:16px;
  overflow:hidden;
  position:relative;
  transition:transform 0.4s var(--ease),box-shadow 0.4s;
  group:true;
}
.p-card:hover{
  transform:translateY(-8px);
  box-shadow:0 30px 80px rgba(0,0,0,0.5);
}
.p-card-thumb{
  width:100%;aspect-ratio:16/10;
  position:relative;overflow:hidden;
}
.p-card-image{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  transition:transform 0.7s var(--ease);
}
.p-card:hover .p-card-image{transform:scale(1.06);}
.p-card-img{
  width:100%;height:100%;
  object-fit:cover;
  background:var(--bg3);
  transition:transform 0.7s var(--ease);
}
.p-card:hover .p-card-img{transform:scale(1.06);}
.p-card-color{
  width:100%;height:100%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);font-size:4rem;font-weight:900;
  color:rgba(255,255,255,0.08);
  transition:transform 0.7s var(--ease);
}
.p-card:hover .p-card-color{transform:scale(1.06);}
.p-card-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(8,8,8,0.9) 0%,transparent 60%);
  opacity:0;transition:opacity 0.4s;
  display:flex;align-items:flex-end;padding:1.5rem;
}
.p-card:hover .p-card-overlay{opacity:1;}
.p-card-view{
  display:inline-flex;align-items:center;gap:0.5rem;
  padding:0.75rem 1.5rem;
  background:var(--gold);color:#0D0B08;
  font-size:0.75rem;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;
  border-radius:100px;
  transform: translateY(20px);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s;
  opacity: 0;
}
.p-card:hover .p-card-view {
  transform: translateY(0);
  opacity: 1;
}
.p-card-view svg {
  transition: transform 0.3s var(--ease);
}
.p-card-view:hover svg {
  transform: translate(2px, -2px);
}
/* Result badge */
.p-card-result{
  position:absolute;top:1rem;right:1rem;
  background:var(--gold);color:#0D0B08;
  font-size:0.7rem;font-weight:700;letter-spacing:0.05em;
  padding:0.35rem 0.85rem;border-radius:100px;
}
.p-card-body{padding:1.5rem;}
.p-card-cat{
  font-size:0.65rem;letter-spacing:0.25em;text-transform:uppercase;
  color:var(--gold);font-weight:600;margin-bottom:0.5rem;
}
.p-card-title{
  font-family:var(--font-serif);
  font-size:1.35rem;font-weight:700;line-height:1.2;
  color:var(--text);margin-bottom:0.5rem;
}
.p-card-desc{
  font-size:0.82rem;color:var(--text-muted);line-height:1.65;
}
.p-card-footer{
  display:flex;justify-content:space-between;align-items:center;
  padding:0 1.5rem 1.5rem;
  margin-top:-0.5rem;
}
.p-card-tags{display:flex;gap:0.4rem;flex-wrap:wrap;}
.p-card-tag{
  font-size:0.6rem;letter-spacing:0.1em;text-transform:uppercase;
  padding:0.25rem 0.6rem;
  border:1px solid var(--border);border-radius:100px;
  color:var(--text-dim);
}
.p-card-arrow{
  width:36px;height:36px;border-radius:50%;
  border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  color:var(--text-muted);
  transition:var(--t);flex-shrink:0;
}
.p-card:hover .p-card-arrow{background:var(--gold);border-color:var(--gold);color:#0D0B08;}

/* Drag hint */
.portfolio-drag-hint{
  display:flex;align-items:center;gap:0.75rem;
  padding:1.5rem 4rem 0;
  font-size:0.72rem;letter-spacing:0.2em;text-transform:uppercase;
  color:var(--text-dim);
  animation:hintPulse 3s ease-in-out infinite;
}
@keyframes hintPulse{0%,100%{opacity:0.4}50%{opacity:1}}

/* ─── CLIENTS ────────────────────────────────────── */
#clients{
  padding:8rem 4rem;
  background:var(--bg2);
  border-top:1px solid var(--border);
}
.clients-head{
  margin-bottom:4rem;
}
.clients-headline{
  font-family:var(--font-serif);
  font-size:clamp(2.2rem,4vw,3.5rem);
  font-weight:700;line-height:1.1;
  letter-spacing:-0.02em;
}
.clients-headline em{color:var(--gold);font-style:italic;}

/* Marquee */
.marquee-row{
  overflow:hidden;padding:1rem 0;
  border-top:1px solid var(--border);
}
.marquee-row:last-child{border-bottom:1px solid var(--border);}
.marquee-track{
  display:inline-flex;align-items:center;gap:2.5rem;
  width:max-content;
  min-width: 100vw;
  white-space:nowrap;
  will-change: transform;
}
.marquee-item{
  display:flex;align-items:center;gap:0.5rem;
  font-size:0.82rem;letter-spacing:0.15em;text-transform:uppercase;
  color:var(--text-muted);font-weight:500;
  padding:0.5rem 1rem;border-radius:8px;
  transition:var(--t);
  white-space:nowrap;
}
.marquee-item:hover{color:var(--text);background:var(--surface);}
.marquee-dot{color:var(--gold);font-size:0.4rem;}

/* ─── TESTIMONIALS ───────────────────────────────── */
#testimonials{
  padding:5rem 4rem;
  background:var(--bg);
  position:relative;
  overflow:hidden;
}
#testimonials::before{
  content:'';position:absolute;
  top:-40%;right:-20%;
  width:60vw;height:60vw;
  border-radius:50%;
  background:radial-gradient(circle,rgba(169,134,74,0.025) 0%,transparent 70%);
  pointer-events:none;
}
.testi-wrap{max-width:1000px;margin:0 auto;}
.testi-slider{
  min-height:240px;position:relative;
  margin:2rem 0 0;
  display: flex;
  align-items: center;
}
.testi-card{
  position:absolute;inset:0;
  opacity:0;
  transform:translateY(30px);
  transition:opacity 0.5s var(--ease),transform 0.5s var(--ease);
  pointer-events:none;
}
.testi-card.active{
  opacity:1;transform:translateY(0);pointer-events:auto;
}
.testi-quote-mark{
  font-family:var(--font-serif);
  font-size:12rem;color:var(--gold);line-height:1;
  position:absolute;top:-60px;left:-40px;
  opacity:0.08;z-index:-1;
}
.testi-text{
  font-family:var(--font-serif);
  font-size:clamp(1.2rem,2.5vw,1.75rem);
  font-weight:400;font-style:italic;
  line-height:1.7;
  letter-spacing:0.02em;
  color:var(--text);
  margin-bottom:0;
  position: relative;
  z-index: 1;
}
.testi-author{display:flex;align-items:center;gap:1rem;}
.testi-avatar{
  width:44px;height:44px;border-radius:50%;
  background:var(--surface);border:2px solid var(--gold);
  display:flex;align-items:center;justify-content:center;
  font-size:1.1rem;
}
.testi-name{font-weight:600;font-size:0.9rem;color:var(--text);}
.testi-role{font-size:0.75rem;color:var(--text-muted);margin-top:0.1rem;}
.testi-stars{color:var(--gold);font-size:0.75rem;letter-spacing:0.1em;margin-top:0.2rem;}

.testi-nav{
  display:flex;align-items:center;justify-content:center;gap:2rem;
  margin-top: 3rem;
}
.tn-btn{
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  color:var(--text-muted);cursor:none;
  transition:var(--t);
}
.tn-btn:hover{background:var(--gold);border-color:var(--gold);color:#0D0B08;}
.tn-count{
  font-size:0.75rem;letter-spacing:0.2em;
  color:var(--text-dim);font-weight:500;
}

/* ─── CASE STUDY MODAL ─────────────────────────────── */
.cs-modal {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  justify-content: flex-end;
  pointer-events: none;
  visibility: hidden;
}
.cs-modal.active {
  pointer-events: auto;
  visibility: visible;
}
.cs-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 6, 4, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  transition: opacity 0.5s ease;
}
.cs-modal.active .cs-modal-overlay {
  opacity: 1;
}
.cs-modal-content {
  position: relative;
  width: 100%;
  max-width: 900px;
  height: 100%;
  background: var(--bg2);
  border-left: 1px solid var(--border);
  transform: translateX(100%);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}
.cs-modal.active .cs-modal-content {
  transform: translateX(0);
}
.cs-modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.1);
  z-index: 10;
  cursor: none;
  transition: var(--t);
}
.cs-modal-close:hover {
  background: var(--gold);
  color: #000;
  border-color: var(--gold);
  transform: rotate(90deg);
}
.cs-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 4rem;
  scrollbar-width: none;
}
.cs-modal-body::-webkit-scrollbar { display: none; }

.cs-modal-header { margin-bottom: 3rem; }
.cs-modal-cat {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 1rem;
}
.cs-modal-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.cs-modal-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.cs-modal-gallery {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 4rem;
}
.cs-img-wrap {
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg3);
}
.cs-img-wrap img {
  width: 100%;
  height: auto;
  display: block;
}
.cs-modal-details h3 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.cs-modal-details p {
  color: var(--text-muted);
  line-height: 1.8;
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

/* ─── RESPONSIVE ─────────────────────────────────── */
@media(max-width:900px){
  /* Portfolio */
  #portfolio{
    padding: 5rem 0 3rem;
    overflow: hidden;
  }
  .portfolio-head{
    padding: 0 1.5rem 2rem;
  }
  .portfolio-title{
    font-size: clamp(2.5rem, 9vw, 4rem);
  }
  .portfolio-filters{
    padding: 0 1.5rem 1.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .portfolio-scroll-wrap, .portfolio-track{
    padding-left: 1.5rem;
  }
  .p-card{
    width: 80vw;
    max-width: 320px;
    flex-shrink: 0;
  }
  .portfolio-drag-hint{
    padding: 1rem 1.5rem;
  }

  /* Clients */
  #clients{
    padding: 5rem 1.5rem;
    overflow: hidden;
  }
  .clients-headline{
    font-size: clamp(2rem, 7vw, 3.5rem);
  }
  .marquee-row{
    overflow: hidden;
  }

  /* Testimonials */
  #testimonials{
    padding: 5rem 1.5rem;
  }
  .testi-wrap{
    max-width: 100%;
  }
  .testi-slider{
    min-height: 160px;
    margin-top: 1rem;
  }
  .testi-nav{
    margin-top: 1.5rem;
  }
  .testi-card{
    padding: 0;
  }
  .testi-text{
    font-size: 1rem;
    line-height: 1.7;
  }
  .testi-quote-mark{
    font-size: 4rem;
  }

  /* Modal */
  .cs-modal-content{
    width: 96vw;
    max-height: 92vh;
    margin: auto;
  }
  .cs-modal-body { padding: 1.5rem; }
  .cs-modal-title { font-size: 1.8rem; }
  .cs-modal-close { top: 1rem; right: 1rem; width: 40px; height: 40px; }
}

@media(max-width:480px){
  /* Portfolio */
  .portfolio-title{
    font-size: clamp(2rem, 11vw, 3rem);
  }
  .p-card{
    width: 85vw;
    max-width: none;
  }
  .p-card-title{
    font-size: 1.1rem;
  }
  .p-card-desc{
    font-size: 0.8rem;
  }

  /* Clients */
  .clients-headline{
    font-size: clamp(1.8rem, 10vw, 3rem);
  }

  /* Testimonials */
  .testi-slider{
    min-height: 180px;
  }
  .testi-nav{
    margin-top: 1.5rem;
  }
  .testi-card{
    padding: 0;
  }
  .testi-text{
    font-size: 0.9rem;
  }
  .testi-quote-mark{
    font-size: 3rem;
    line-height: 0.6;
  }

  /* Modal */
  .cs-modal-title { font-size: 1.5rem; }
  .cs-modal-body { padding: 1.25rem; }
  .cs-modal-gallery{
    grid-template-columns: 1fr;
  }
}