/* GoldAidea MENA portfolio and case-study templates */

.portfolio-page,
.case-page { background: var(--emerald-950); }

.portfolio-page .site-header,
.case-page .site-header {
  height: 74px;
  border-bottom: 1px solid rgba(243, 207, 109, 0.12);
  background: rgba(1, 12, 8, 0.82);
  backdrop-filter: blur(18px);
}

.portfolio-page main,
.case-page main { overflow: hidden; }

.portfolio-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
}

.portfolio-reveal.is-visible { opacity: 1; transform: none; }

.portfolio-kicker {
  margin: 0 0 20px;
  color: var(--gold-200);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.portfolio-hero {
  position: relative;
  display: grid;
  min-height: 88vh;
  align-items: end;
  padding: 180px 0 95px;
  isolation: isolate;
}

.portfolio-hero::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 77% 31%, rgba(205, 155, 49, 0.18), transparent 27%),
    linear-gradient(120deg, #020b08 10%, #0b2b1b 53%, #020a07 100%);
  content: "";
}

.portfolio-hero::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.14;
  background-image: linear-gradient(rgba(255,255,255,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.09) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to right, transparent, #000 55%, transparent);
  content: "";
}

.portfolio-hero__grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .55fr); gap: 8vw; align-items: end; }
.portfolio-hero h1 { margin: 0; max-width: 900px; font-family: var(--display); font-size: clamp(4.5rem, 10vw, 10.5rem); font-weight: 400; line-height: .82; letter-spacing: -.065em; }
.portfolio-hero h1 em { display: block; color: var(--gold-200); font-weight: 400; }
.portfolio-hero__intro { margin: 0 0 10px; color: rgba(244,241,233,.66); font-size: clamp(1rem, 1.35vw, 1.25rem); font-weight: 300; line-height: 1.75; }
.portfolio-hero__note { margin: 28px 0 0; padding-top: 22px; border-top: 1px solid var(--line); color: rgba(244,241,233,.4); font-size: .72rem; line-height: 1.7; }

.portfolio-index { padding: 100px 0 150px; }
.portfolio-toolbar { display: flex; justify-content: space-between; gap: 40px; align-items: flex-end; margin-bottom: 70px; }
.portfolio-toolbar h2 { margin: 0; font-family: var(--display); font-size: clamp(2.4rem, 5vw, 5.6rem); font-weight: 400; line-height: .95; letter-spacing: -.045em; }
.portfolio-filters { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.portfolio-filter {
  padding: 10px 16px;
  border: 1px solid rgba(243,207,109,.16);
  border-radius: 999px;
  color: rgba(244,241,233,.58);
  background: rgba(255,255,255,.025);
  cursor: pointer;
  font-size: .64rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  transition: color .3s ease, border-color .3s ease, background .3s ease;
}
.portfolio-filter:hover,
.portfolio-filter[aria-pressed="true"] { border-color: rgba(243,207,109,.5); color: var(--emerald-950); background: var(--gold-200); }

.portfolio-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 90px 24px; }
.portfolio-card { grid-column: span 7; min-width: 0; transition: opacity .45s ease, transform .45s var(--ease); }
.portfolio-card:nth-child(4n+2),
.portfolio-card:nth-child(4n+3) { grid-column: span 5; }
.portfolio-card:nth-child(even) { padding-top: 100px; }
.portfolio-card.is-filtered-out { display: none; }
.portfolio-card__link { display: block; }
.portfolio-card__media { position: relative; overflow: hidden; aspect-ratio: 16/10; border-radius: 4px; background: var(--emerald-850); }
.portfolio-card:nth-child(4n+2) .portfolio-card__media,
.portfolio-card:nth-child(4n+3) .portfolio-card__media { aspect-ratio: 4/5; }
.portfolio-card__media::after { position: absolute; inset: 0; border: 1px solid rgba(243,207,109,.16); content: ""; pointer-events: none; }
.portfolio-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease), filter .8s ease; }
.portfolio-card__link:hover img { transform: scale(1.035); filter: brightness(1.08); }
.portfolio-card__market { position: absolute; top: 20px; left: 20px; padding: 8px 11px; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; background: rgba(2,15,10,.6); backdrop-filter: blur(12px); font-size: .58rem; letter-spacing: .12em; text-transform: uppercase; }
.portfolio-card__body { display: grid; grid-template-columns: 1fr auto; gap: 28px; padding: 24px 2px 0; border-top: 1px solid transparent; }
.portfolio-card h3 { margin: 0; font-family: var(--display); font-size: clamp(2.2rem, 4vw, 4.4rem); font-weight: 400; line-height: .95; letter-spacing: -.045em; }
.portfolio-card__body p { margin: 9px 0 0; color: rgba(244,241,233,.48); font-size: .77rem; }
.portfolio-card__arrow { display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--gold-200); transition: transform .35s ease, background .35s ease, color .35s ease; }
.portfolio-card__link:hover .portfolio-card__arrow { color: var(--emerald-950); background: var(--gold-200); transform: rotate(45deg); }

.portfolio-credentials { padding: 110px 0; border-top: 1px solid var(--line-soft); background: #020d09; }
.portfolio-credentials__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 10vw; }
.portfolio-credentials h2 { margin: 0; font-family: var(--display); font-size: clamp(2.9rem, 6vw, 6rem); font-weight: 400; line-height: .94; letter-spacing: -.05em; }
.portfolio-credentials__list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 40px; border-top: 1px solid var(--line-soft); }
.portfolio-credentials__list div { padding: 24px 0; border-bottom: 1px solid var(--line-soft); }
.portfolio-credentials__list b { display: block; color: var(--gold-200); font-size: .64rem; letter-spacing: .14em; text-transform: uppercase; }
.portfolio-credentials__list span { display: block; margin-top: 8px; color: rgba(244,241,233,.57); font-size: .88rem; }

/* Individual case studies */
.case-hero { position: relative; display: grid; min-height: 100svh; align-items: end; isolation: isolate; }
.case-hero__media,
.case-hero__media::after { position: absolute; inset: 0; }
.case-hero__media { z-index: -2; overflow: hidden; background: var(--emerald-850); }
.case-hero__media img { width: 100%; height: 100%; object-fit: cover; }
.case-hero__media::after { background: linear-gradient(90deg, rgba(1,9,5,.9) 0%, rgba(1,9,5,.44) 54%, rgba(1,9,5,.15)), linear-gradient(0deg, rgba(1,9,5,.92) 0%, transparent 55%); content: ""; }
.case-hero__content { padding: 180px 0 75px; }
.case-hero__tag { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 28px; color: var(--gold-100); font-size: .64rem; letter-spacing: .18em; text-transform: uppercase; }
.case-hero__tag::before { width: 30px; height: 1px; background: var(--gold-200); content: ""; }
.case-hero h1 { margin: 0; max-width: 1100px; font-family: var(--display); font-size: clamp(5rem, 12vw, 12rem); font-weight: 400; line-height: .77; letter-spacing: -.07em; }
.case-hero__descriptor { display: flex; flex-wrap: wrap; gap: 12px 26px; margin: 40px 0 0; color: rgba(244,241,233,.7); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }
.case-hero__descriptor span + span::before { margin-right: 26px; color: var(--gold-300); content: "/"; }

.case-facts { position: relative; z-index: 2; border-bottom: 1px solid var(--line-soft); background: #020c09; }
.case-facts__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.case-fact { min-height: 132px; padding: 30px 30px 30px 0; border-right: 1px solid var(--line-soft); }
.case-fact + .case-fact { padding-left: 30px; }
.case-fact:last-child { border-right: 0; }
.case-fact b { display: block; margin-bottom: 9px; color: var(--gold-300); font-size: .59rem; letter-spacing: .15em; text-transform: uppercase; }
.case-fact span { color: rgba(244,241,233,.72); font-size: .88rem; line-height: 1.5; }

.case-intro { padding: 150px 0; }
.case-intro__grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 10vw; }
.case-intro h2,
.case-narrative h2,
.case-outcome h2 { margin: 0; font-family: var(--display); font-size: clamp(3.5rem, 7vw, 7.4rem); font-weight: 400; line-height: .89; letter-spacing: -.055em; }
.case-intro__copy { padding-top: 18px; }
.case-intro__copy p { max-width: 760px; margin: 0 0 26px; color: rgba(244,241,233,.65); font-size: clamp(1.05rem, 1.45vw, 1.32rem); font-weight: 300; line-height: 1.8; }
.case-intro__copy p:first-child { color: var(--ivory); font-size: clamp(1.35rem, 2vw, 2rem); font-family: var(--display); line-height: 1.45; }

.case-showcase { width: min(96vw, 1650px); margin: 0 auto; }
.case-showcase figure { position: relative; min-height: 72vh; margin: 0; overflow: hidden; }
.case-showcase img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.case-showcase figcaption { position: absolute; right: 24px; bottom: 24px; padding: 9px 13px; border: 1px solid rgba(255,255,255,.15); background: rgba(2,14,10,.68); backdrop-filter: blur(12px); color: rgba(244,241,233,.66); font-size: .6rem; letter-spacing: .11em; text-transform: uppercase; }

.case-narrative { padding: 160px 0; }
.case-narrative__head { display: grid; grid-template-columns: .7fr 1.3fr; gap: 10vw; margin-bottom: 95px; }
.case-narrative__head > p { max-width: 680px; margin: 20px 0 0; color: rgba(244,241,233,.62); font-size: 1.04rem; line-height: 1.85; }
.case-chapters { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-soft); }
.case-chapter { min-height: 350px; padding: 36px 38px 40px 0; border-right: 1px solid var(--line-soft); }
.case-chapter + .case-chapter { padding-left: 38px; }
.case-chapter:last-child { border-right: 0; }
.case-chapter__number { display: block; margin-bottom: 90px; color: var(--gold-300); font-family: var(--display); font-size: 1.35rem; }
.case-chapter h3 { margin: 0 0 20px; font-family: var(--display); font-size: 2.1rem; font-weight: 400; line-height: 1; }
.case-chapter p { margin: 0; color: rgba(244,241,233,.51); font-size: .88rem; line-height: 1.75; }

.case-regional { padding: 125px 0; color: var(--ink); background: #eee9de; }
.case-regional__grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 10vw; }
.case-regional h2 { margin: 0; font-family: var(--display); font-size: clamp(3.2rem, 6.5vw, 6.8rem); font-weight: 400; line-height: .9; letter-spacing: -.055em; }
.case-regional__items { display: grid; grid-template-columns: 1fr 1fr; gap: 0 40px; }
.case-regional__item { padding: 27px 0; border-top: 1px solid rgba(20,32,25,.18); }
.case-regional__item b { display: block; color: #8b5d12; font-size: .64rem; letter-spacing: .12em; text-transform: uppercase; }
.case-regional__item p { margin: 11px 0 0; color: rgba(20,32,25,.68); font-size: .86rem; line-height: 1.7; }

.case-delivery { padding: 145px 0; }
.case-delivery__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 9vw; align-items: start; }
.case-delivery h2 { margin: 0; font-family: var(--display); font-size: clamp(3.4rem, 6vw, 6.5rem); font-weight: 400; line-height: .9; letter-spacing: -.05em; }
.case-delivery__columns { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.case-delivery h3 { margin: 0 0 26px; color: var(--gold-200); font-size: .64rem; letter-spacing: .15em; text-transform: uppercase; }
.case-delivery ul { margin: 0; padding: 0; list-style: none; }
.case-delivery li { padding: 13px 0; border-bottom: 1px solid var(--line-soft); color: rgba(244,241,233,.58); font-size: .84rem; }

.case-outcome { padding: 145px 0; border-top: 1px solid var(--line-soft); background: #020d09; }
.case-outcome__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10vw; }
.case-outcome__copy { padding-top: 20px; }
.case-outcome__copy p { margin: 0 0 22px; color: rgba(244,241,233,.62); font-size: 1.02rem; line-height: 1.8; }
.case-outcome__label { display: inline-block; margin-top: 18px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--gold-200); font-size: .58rem; letter-spacing: .13em; text-transform: uppercase; }

.case-next { position: relative; min-height: 68vh; overflow: hidden; }
.case-next img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .43; transition: transform 1.2s var(--ease), opacity .5s ease; }
.case-next::after { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(1,9,5,.9), rgba(1,9,5,.34)), linear-gradient(0deg, rgba(1,9,5,.8), transparent); content: ""; }
.case-next__link { position: relative; z-index: 2; display: grid; min-height: 68vh; align-content: center; }
.case-next__link:hover + img,
.case-next:hover img { transform: scale(1.035); opacity: .55; }
.case-next span { color: var(--gold-200); font-size: .63rem; letter-spacing: .18em; text-transform: uppercase; }
.case-next h2 { margin: 26px 0 0; max-width: 900px; font-family: var(--display); font-size: clamp(4rem, 9vw, 9rem); font-weight: 400; line-height: .84; letter-spacing: -.06em; }
.case-next p { margin: 26px 0 0; color: rgba(244,241,233,.58); }

@media (max-width: 980px) {
  .portfolio-page .site-header,
  .case-page .site-header { height: 66px; }
  .portfolio-hero { min-height: 78vh; padding-top: 140px; }
  .portfolio-hero__grid,
  .portfolio-credentials__grid,
  .case-intro__grid,
  .case-narrative__head,
  .case-regional__grid,
  .case-delivery__grid,
  .case-outcome__grid { grid-template-columns: 1fr; gap: 45px; }
  .portfolio-toolbar { display: block; }
  .portfolio-filters { justify-content: flex-start; margin-top: 34px; }
  .portfolio-card,
  .portfolio-card:nth-child(4n+2),
  .portfolio-card:nth-child(4n+3) { grid-column: span 6; padding-top: 0; }
  .portfolio-card:nth-child(4n+2) .portfolio-card__media,
  .portfolio-card:nth-child(4n+3) .portfolio-card__media { aspect-ratio: 4/5; }
  .case-facts__grid { grid-template-columns: 1fr 1fr; }
  .case-fact:nth-child(2) { border-right: 0; }
  .case-fact:nth-child(-n+2) { border-bottom: 1px solid var(--line-soft); }
  .case-chapters { grid-template-columns: 1fr; }
  .case-chapter { min-height: auto; padding: 35px 0 !important; border-right: 0; border-bottom: 1px solid var(--line-soft); }
  .case-chapter__number { margin-bottom: 45px; }
}

@media (max-width: 700px) {
  .portfolio-hero { min-height: 90svh; padding: 135px 0 65px; }
  .portfolio-hero__grid { gap: 45px; }
  .portfolio-hero h1 { font-size: clamp(4.2rem, 22vw, 7rem); }
  .portfolio-index { padding: 80px 0 110px; }
  .portfolio-toolbar { margin-bottom: 50px; }
  .portfolio-filters { flex-wrap: nowrap; width: 100vw; margin-left: -5vw; padding-inline: 5vw; overflow-x: auto; scrollbar-width: none; }
  .portfolio-filter { flex: 0 0 auto; }
  .portfolio-grid { display: block; }
  .portfolio-card { margin-bottom: 65px; }
  .portfolio-card__media,
  .portfolio-card:nth-child(4n+2) .portfolio-card__media,
  .portfolio-card:nth-child(4n+3) .portfolio-card__media { aspect-ratio: 4/5; }
  .portfolio-card__body { gap: 18px; }
  .portfolio-card h3 { font-size: 2.7rem; }
  .portfolio-credentials { padding: 90px 0; }
  .portfolio-credentials__list,
  .case-regional__items,
  .case-delivery__columns { grid-template-columns: 1fr; }
  .case-hero { min-height: 92svh; }
  .case-hero__content { padding: 140px 0 60px; }
  .case-hero h1 { font-size: clamp(4.3rem, 22vw, 7rem); line-height: .8; }
  .case-hero__descriptor { display: grid; gap: 7px; }
  .case-hero__descriptor span + span::before { display: none; }
  .case-fact { min-height: 115px; padding: 25px 16px 25px 0; }
  .case-fact + .case-fact { padding-left: 16px; }
  .case-fact span { font-size: .76rem; }
  .case-intro,
  .case-narrative,
  .case-delivery,
  .case-outcome { padding: 100px 0; }
  .case-showcase { width: 100%; }
  .case-showcase figure { min-height: 58vh; }
  .case-showcase figcaption { right: 14px; bottom: 14px; }
  .case-narrative__head { margin-bottom: 55px; }
  .case-regional { padding: 90px 0; }
  .case-delivery__columns { gap: 45px; }
  .case-next,
  .case-next__link { min-height: 60vh; }
  .case-next h2 { font-size: clamp(4rem, 20vw, 6.5rem); }
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-reveal { opacity: 1; transform: none; }
}