/* ═══════════════════════════════════════════════
   LuminArch Premium Upgrade Styles
   ═══════════════════════════════════════════════ */

/* ── Full-Screen Mobile Navigation Overlay ── */
.mobile-overlay{
  position:fixed;inset:0;z-index:9990;
  background:rgba(6,6,8,.97);
  backdrop-filter:blur(30px);-webkit-backdrop-filter:blur(30px);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .5s cubic-bezier(.4,0,.2,1),visibility .5s;
}
.mobile-overlay.open{opacity:1;visibility:visible;pointer-events:all}
.mobile-overlay__inner{
  display:flex;flex-direction:column;align-items:center;gap:0;
  text-align:center;
}
.mobile-overlay__link{
  font-family:var(--font-display,'Instrument Serif',serif);
  font-size:clamp(2rem,6vw,3.2rem);font-weight:400;
  color:rgba(255,255,255,.5);text-decoration:none;
  padding:8px 0;line-height:1.3;
  transform:translateY(30px);opacity:0;
  transition:transform .5s cubic-bezier(.4,0,.2,1) calc(var(--i) * .06s),
             opacity .5s ease calc(var(--i) * .06s),
             color .3s ease;
}
.mobile-overlay.open .mobile-overlay__link{transform:translateY(0);opacity:1}
.mobile-overlay__link:hover,.mobile-overlay__link.active{color:var(--accent)}
.mobile-overlay__cta{
  margin-top:24px;font-size:clamp(1rem,3vw,1.2rem);
  font-family:var(--font-body,'General Sans',sans-serif);
  letter-spacing:.1em;text-transform:uppercase;font-weight:600;
  padding:14px 40px;border:1px solid var(--accent);border-radius:16px;
  color:var(--accent);
  transition:background .3s,color .3s,transform .5s cubic-bezier(.4,0,.2,1) calc(var(--i) * .06s),opacity .5s ease calc(var(--i) * .06s);
}
.mobile-overlay__cta:hover{background:var(--accent);color:#0a0a0a}

/* Hide old mobile menu when overlay is present */
.nav__mobile-menu{display:none !important}

/* ── Filterable Project Grid ── */
.pgrid__filters{
  display:flex;flex-wrap:wrap;gap:8px;justify-content:center;
  padding-bottom:8px;
}
.pgrid__filter{
  padding:8px 20px;border-radius:100px;border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.03);color:rgba(255,255,255,.6);
  font-size:13px;font-weight:500;letter-spacing:.5px;cursor:pointer;
  transition:all .3s ease;display:inline-flex;align-items:center;gap:8px;
  font-family:inherit;
}
.pgrid__filter:hover{border-color:rgba(212,175,55,.3);color:rgba(255,255,255,.85)}
.pgrid__filter.active{
  background:linear-gradient(135deg,rgba(212,175,55,.15),rgba(212,175,55,.05));
  border-color:var(--accent);color:var(--accent);
}
.pgrid__filter-count{
  font-size:11px;background:rgba(255,255,255,.06);
  padding:2px 8px;border-radius:100px;font-weight:600;
}
.pgrid__filter.active .pgrid__filter-count{
  background:rgba(212,175,55,.15);
}

.pgrid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(min(100%, 420px), 1fr));
  gap:32px;
}

.pgrid__card{
  background:rgba(16,16,26,.55);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.06);
  border-radius:16px;overflow:hidden;
  transition:transform .4s cubic-bezier(.4,0,.2,1),
             border-color .4s ease,
             box-shadow .4s ease,
             opacity .4s ease;
}
.pgrid__card:hover{
  transform:translateY(-6px);
  border-color:rgba(212,175,55,.2);
  box-shadow:0 20px 60px rgba(0,0,0,.4),0 0 40px rgba(212,175,55,.06);
}
.pgrid__card.hiding{opacity:0;transform:scale(.95);pointer-events:none;position:absolute;visibility:hidden}

.pgrid__card-visual{
  display:block;position:relative;overflow:hidden;
  aspect-ratio:1200/571;background:linear-gradient(135deg,#0f0f1a,#1a1a2e);
}
.pgrid__card-visual img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .6s cubic-bezier(.4,0,.2,1);
}
.pgrid__card:hover .pgrid__card-visual img{transform:scale(1.06)}

.pgrid__card-overlay{
  position:absolute;inset:0;
  background:rgba(6,6,8,.7);
  display:flex;align-items:center;justify-content:center;
  opacity:0;transition:opacity .4s ease;
}
.pgrid__card:hover .pgrid__card-overlay{opacity:1}
.pgrid__card-overlay-text{
  font-size:14px;font-weight:600;letter-spacing:2px;
  text-transform:uppercase;color:var(--accent);
  padding:12px 28px;border:1px solid var(--accent);border-radius:100px;
  backdrop-filter:blur(8px);
}

.pgrid__card-num{
  position:absolute;top:16px;left:16px;
  font-size:11px;letter-spacing:3px;font-weight:700;
  color:rgba(255,255,255,.5);background:rgba(0,0,0,.5);
  backdrop-filter:blur(8px);padding:6px 12px;border-radius:100px;
}

.pgrid__card-info{padding:24px 28px 28px;display:flex;flex-direction:column}
.pgrid__card-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.pgrid__tag{
  font-size:10px;letter-spacing:1.5px;text-transform:uppercase;
  padding:4px 12px;border:1px solid rgba(255,255,255,.08);
  border-radius:100px;color:rgba(255,255,255,.45);font-weight:500;
  background:rgba(255,255,255,.02);
}
.pgrid__card-title{
  font-family:var(--font-display,'Instrument Serif',serif);
  font-size:1.5rem;font-weight:400;line-height:1.2;margin-bottom:10px;
}
.pgrid__card-desc{
  color:rgba(255,255,255,.4);font-size:13px;line-height:1.7;font-weight:300;
  margin-bottom:16px;
}
.pgrid__card-meta{
  display:flex;flex-direction:column;gap:4px;
  font-size:12px;color:rgba(255,255,255,.3);margin-bottom:16px;
}
.pgrid__card-meta strong{color:rgba(255,255,255,.6)}
.pgrid__card-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--accent);text-decoration:none;font-size:13px;font-weight:500;
  margin-top:auto;transition:gap .3s ease;
}
.pgrid__card-link:hover{gap:12px}

/* Teaser Card */
.pgrid__card--teaser{
  background:linear-gradient(135deg,rgba(212,175,55,.04),rgba(212,175,55,.01));
  border:1px dashed rgba(212,175,55,.2);
  display:flex;align-items:center;justify-content:center;
  min-height:400px;
}
.pgrid__teaser-inner{text-align:center;padding:40px}
.pgrid__teaser-badge{
  display:inline-block;padding:6px 18px;border-radius:100px;
  background:rgba(212,175,55,.1);border:1px solid rgba(212,175,55,.2);
  color:var(--accent);font-size:12px;font-weight:600;letter-spacing:2px;
  text-transform:uppercase;
}

/* ── Testimonials Section ── */
.testimonials-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));
  gap:24px;margin-top:40px;
}
.testimonial-card{
  background:rgba(16,16,26,.55);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.06);
  border-radius:16px;padding:32px 28px;
  position:relative;overflow:hidden;
  transition:border-color .4s ease,box-shadow .4s ease;
}
.testimonial-card::before{
  content:'';position:absolute;top:0;left:10%;right:10%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(212,175,55,.2),transparent);
}
.testimonial-card:hover{
  border-color:rgba(212,175,55,.15);
  box-shadow:0 10px 40px rgba(0,0,0,.3);
}
.testimonial-card__quote{
  font-family:var(--font-display,'Instrument Serif',serif);
  font-size:1.1rem;font-style:italic;line-height:1.7;
  color:rgba(255,255,255,.7);margin-bottom:24px;
}
.testimonial-card__author{display:flex;align-items:center;gap:14px}
.testimonial-card__avatar{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),rgba(212,175,55,.6));
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;color:#0a0a0a;flex-shrink:0;
}
.testimonial-card__name{font-size:14px;font-weight:600;color:rgba(255,255,255,.85)}
.testimonial-card__role{font-size:12px;color:rgba(255,255,255,.35);margin-top:2px}

/* ── Upgraded Footer ── */
.footer--upgraded .footer__columns{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:40px;
}
@media(max-width:768px){
  .footer--upgraded .footer__columns{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
}
@media(max-width:480px){
  .footer--upgraded .footer__columns{
    grid-template-columns:1fr;
    gap:24px;
  }
}

/* ── Grid Responsive ── */
@media(max-width:768px){
  .pgrid{
    grid-template-columns:1fr;
    gap:24px;
  }
  .pgrid__filters{
    gap:6px;
    overflow-x:auto;
    flex-wrap:nowrap;
    justify-content:flex-start;
    padding-bottom:12px;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .pgrid__filters::-webkit-scrollbar{display:none}
  .pgrid__filter{white-space:nowrap;flex-shrink:0;padding:6px 14px;font-size:12px}
  .testimonials-grid{gap:16px;margin-top:24px}
  .testimonial-card{padding:24px 20px}
}

/* ── Filter Animation ── */
@keyframes pgridFadeIn{
  from{opacity:0;transform:translateY(16px) scale(.97)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
.pgrid__card.showing{animation:pgridFadeIn .4s cubic-bezier(.4,0,.2,1) forwards}

/* ── Empty State ── */
.pgrid__empty{text-align:center;padding:80px 20px}

/* ── 10-dot cube nav ── */
.cube-scene__dots{gap:6px}
.cube-scene__dot{width:6px;height:6px}

/* ── Bigger circuit board dividers ── */
.svg-divider{padding:20px 0}
.svg-divider__svg{height:120px}

/* ── Faster loader (shave ~0.75s) ── */
.bp-loader__star--1{animation-delay:.3s !important}
.bp-loader__star--2{animation-delay:.7s !important}
.bp-loader__star--3{animation-delay:1.1s !important}
.bp-loader__star--4{animation-delay:1.4s !important}
.bp-loader__star--5{animation-delay:1.6s !important}
.bp-loader__star--1::after{animation-delay:.3s !important}
.bp-loader__star--2::after{animation-delay:.7s !important}
.bp-loader__star--3::after{animation-delay:1.1s !important}
.bp-loader__star--4::after{animation-delay:1.4s !important}
.bp-loader__star--5::after{animation-delay:1.6s !important}