/* ============================================================
   CAPITAL BUILD — Projects Hub & Detail Pages
   Ultra-premium, visual-first, SEO-optimized
   ============================================================ */

/* ------------------------------------------------------------
   1. HERO SECTION (Projects Hub - Enterprise Grade)
   ------------------------------------------------------------ */
.projects-hero {
  position: relative;
  padding-top: calc(var(--topbar-height) + var(--header-height) + 5rem);
  padding-bottom: 6rem;
  background-color: var(--color-navy-dark);
  overflow: hidden;
}

@media (max-width: 1024px) {
  .projects-hero {
    padding-top: calc(var(--header-height) + 3.5rem);
    padding-bottom: 4rem;
  }
}

/* Ambient Glow & Architectural Grid */
.projects-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 85% 30%, rgba(201, 168, 76, 0.15) 0%, transparent 60%),
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 100% 100%, 48px 48px, 48px 48px;
  pointer-events: none;
  z-index: 2;
}

/* Subtle Image Overlay */
.projects-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.projects-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.15;
  filter: grayscale(100%) contrast(1.2);
}

/* Gold Accent Line at bottom transition */
.projects-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  opacity: 0.4;
  z-index: 3;
}

.projects-hero__content {
  position: relative;
  z-index: 4;
  max-width: 800px;
}

/* Light Breadcrumbs Override for Dark Background */
.projects-hero .breadcrumbs {
  color: rgba(255, 255, 255, 0.6);
}
.projects-hero .breadcrumbs a {
  color: rgba(255, 255, 255, 0.6);
}
.projects-hero .breadcrumbs a:hover {
  color: var(--color-white);
}
.projects-hero .breadcrumbs__current {
  color: var(--color-gold);
}

.projects-hero__eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.projects-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 6vw, 4.75rem);
  line-height: 1.05;
  color: var(--color-white);
  margin: 0 0 var(--space-4) 0;
  letter-spacing: -0.02em;
}

.projects-hero__text {
  font-size: clamp(1.125rem, 1.5vw, 1.25rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
  max-width: 600px;
}

/* ------------------------------------------------------------
   2. FILTER BAR (Static & Clean Flow)
   ------------------------------------------------------------ */
.projects-filter {
  background-color: var(--color-offwhite);
  padding: var(--space-6) 0 var(--space-8);
  position: relative;
  z-index: 10;
}

.projects-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: flex-start;
  align-items: center;
}

.filter-chip {
  padding: 10px 22px;
  background: var(--color-white);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.02em;
  color: var(--color-navy);
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(11, 29, 58, 0.03);
}

.filter-chip:hover {
  border-color: var(--color-gold);
  color: var(--color-gold-dark);
  transform: translateY(-1px);
}

.filter-chip.is-active {
  background: var(--color-navy);
  color: var(--color-offwhite);
  border-color: var(--color-navy);
  box-shadow: 0 4px 12px rgba(11, 29, 58, 0.15);
}

.filter-chip__count {
  margin-left: var(--space-2);
  opacity: 0.65;
  font-size: 11px;
}

/* ------------------------------------------------------------
   3. PROJECTS GRID & TILES (Photo-First)
   ------------------------------------------------------------ */
.projects-grid-section {
  padding: var(--space-12) 0 var(--space-20);
  background: var(--color-white);
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
}

@media (min-width: 1024px) {
  .projects-grid { grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
}

/* Individual project tile */
.project-tile {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-navy-dark);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  text-decoration: none;
  color: inherit;
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
}

.project-tile:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(6, 15, 31, 0.25);
}

.project-tile__img {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.project-tile__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.88;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.project-tile:hover .project-tile__img img {
  transform: scale(1.06);
  opacity: 1;
}

.project-tile__shade {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(180deg, transparent 30%, rgba(6, 15, 31, 0.6) 60%, rgba(6, 15, 31, 0.95) 100%);
  pointer-events: none;
}

.project-tile__tag {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 3;
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--color-offwhite);
  font-size: 10px;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.project-tile__arrow {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 3;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-gold);
  color: var(--color-navy-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.7);
  transition: all 0.4s var(--ease-out);
}

.project-tile:hover .project-tile__arrow {
  opacity: 1;
  transform: scale(1);
}

.project-tile__arrow svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
}

.project-tile__content {
  position: relative;
  z-index: 3;
  padding: var(--space-6);
  margin-top: auto;
  width: 100%;
  box-sizing: border-box;
}

.project-tile__location {
  display: block;
  font-size: 11px;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin: 0 0 6px 0;
}

.project-tile__title {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 1.8vw, 1.45rem);
  color: var(--color-offwhite);
  line-height: 1.2;
  margin: 0;
  padding: 0;
}

/* Hidden state for filtering */
.project-tile.is-hidden {
  display: none;
}

/* ------------------------------------------------------------
   4. PROJECT DETAIL PAGE — HERO
   ------------------------------------------------------------ */
.project-hero {
  position: relative;
  min-height: 85vh;
  overflow: hidden;
  background: var(--color-navy-dark);
  display: flex;
  align-items: flex-end;
  padding-top: calc(var(--header-height) + var(--space-8));
}

.project-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.project-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,15,31,0.2) 0%, rgba(6,15,31,0.5) 60%, rgba(6,15,31,0.95) 100%);
}

.project-hero__content {
  position: relative;
  z-index: 2;
  padding: var(--space-16) 0 var(--space-12);
  width: 100%;
}

.project-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.project-hero__meta-tag {
  padding: 5px 12px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-offwhite);
}

.project-hero__meta-tag--accent {
  background: var(--color-gold);
  color: var(--color-navy-dark);
  border-color: var(--color-gold);
}

.project-hero__title {
  color: var(--color-offwhite);
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
  max-width: 900px;
}

.project-hero__location {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-md);
  color: var(--color-gold);
  font-weight: var(--weight-medium);
}

.project-hero__location svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

/* ------------------------------------------------------------
   5. LOCATION & PORTFOLIO CTA BANNER
   ------------------------------------------------------------ */
.location-cta {
  position: relative;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  padding: clamp(4.5rem, 8vw, 6.5rem) 0;
  background-color: var(--color-navy-dark, #060F1F) !important;
  color: var(--color-offwhite, #F7F5F0) !important;
  text-align: center;
  overflow: hidden;
  z-index: 10;
  margin-top: auto;
}

.location-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(201, 168, 76, 0.18) 0%, transparent 70%),
    linear-gradient(rgba(201, 168, 76, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 168, 76, 0.03) 1px, transparent 1px);
  background-size: 100% 100%, 48px 48px, 48px 48px;
  pointer-events: none;
  z-index: 1;
}

.location-cta::after {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold, #C9A84C), transparent);
  opacity: 0.6;
  z-index: 2;
}

.location-cta .container {
  position: relative;
  z-index: 3;
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.location-cta h2 {
  margin: 0 0 1rem;
  font-family: var(--font-heading, "DM Serif Display", serif);
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: #F7F5F0 !important;
}

.location-cta p {
  margin: 0 auto 2.25rem;
  max-width: 32rem;
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  line-height: 1.6;
  color: rgba(247, 245, 240, 0.75) !important;
}

.location-cta .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2.25rem;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 8px;
  box-shadow: 0 10px 25px -5px rgba(201, 168, 76, 0.3);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
}

.location-cta .btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px -5px rgba(201, 168, 76, 0.5);
}