/* ============================================
   PROJECTS PAGE - S N Engineering Consultant
   ============================================ */

/* --- Page Hero / Banner --- */
.projects-hero {
  background: linear-gradient(160deg, #0f1c2e 0%, #1b2a41 35%, #2a4162 100%);
  padding: 7rem 0 5rem;
  position: relative;
  overflow: hidden;
}
.projects-hero::before {
  content: "";
  position: absolute;
  left: -120px; bottom: -160px;
  width: 480px; height: 480px;
  background: var(--snec-orange);
  border-radius: 50%;
  filter: blur(2px);
  opacity: 0.08;
}
.projects-hero::after {
  content: "";
  position: absolute;
  right: 60px; top: -80px;
  width: 260px; height: 260px;
  border: 2px solid rgba(232,115,42,0.12);
  border-radius: 50%;
}
.projects-hero .hero-grid-bg {
  background-image:
    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: 64px 64px;
  position: absolute; inset: 0;
  mask-image: linear-gradient(135deg, black 40%, transparent);
}
.projects-hero .breadcrumb-nav {
  font-size: 0.82rem; font-weight: 600; margin-bottom: 1.25rem;
}
.projects-hero .breadcrumb-nav a {
  color: rgba(255,255,255,0.55); transition: color 0.2s;
}
.projects-hero .breadcrumb-nav a:hover { color: #fff; }
.projects-hero .breadcrumb-nav span { color: var(--snec-orange); }
.projects-hero h1 {
  color: #fff;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  max-width: 800px;
}
.projects-hero h1 span { color: var(--snec-orange); }
.projects-hero p.hero-sub {
  color: rgba(255,255,255,0.6);
  font-size: 1.1rem;
  max-width: 750px;
  line-height: 1.8;
  margin-top: 1.25rem;
}

/* Hero Stats Row */
.projects-hero .hero-stats-inline {
  display: flex;
  gap: 2.5rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}
.projects-hero .stat-chip {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50rem;
  padding: 0.6rem 1.25rem;
}
.projects-hero .stat-chip i {
  color: var(--snec-orange);
  font-size: 1.1rem;
}
.projects-hero .stat-chip strong {
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
}
.projects-hero .stat-chip small {
  color: rgba(255,255,255,0.5);
  font-size: 0.72rem;
  font-weight: 600;
  margin-left: 0.15rem;
}

/* --- Projects Tabbed Section --- */
.projects-tab-section {
  background: #f4f7fb;
  padding: 4rem 0;
}

/* Left Sidebar */
.projects-sidebar {
  border: 1px solid #dfe6ed;
  position: sticky;
  top: 100px;
}
.projects-sidebar .sidebar-title {
  color: var(--snec-navy);
  font-weight: 800;
  position: relative;
  padding-bottom: 0.75rem;
}
.projects-sidebar .sidebar-title::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 48px; height: 3px;
  background: var(--snec-orange);
  border-radius: 2px;
}

/* Nav Pills - Slide-In animation on hover */
.projects-sidebar .nav-pills .nav-link {
  color: #4a5568;
  font-weight: 600;
  text-align: left;
  padding: 0.95rem 1.25rem;
  border-radius: 10px;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  margin-bottom: 0.35rem;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}
.projects-sidebar .nav-pills .nav-link::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 4px; height: 100%;
  background: var(--snec-orange);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  border-radius: 0 2px 2px 0;
}
.projects-sidebar .nav-pills .nav-link:hover {
  background-color: rgba(219, 113, 0, 0.06);
  color: var(--snec-navy);
  padding-left: 1.5rem;
}
.projects-sidebar .nav-pills .nav-link:hover::before {
  transform: scaleY(1);
}
.projects-sidebar .nav-pills .nav-link.active {
  background: linear-gradient(135deg, var(--snec-orange), #c9581a);
  color: white;
  box-shadow: 0 6px 18px rgba(219, 113, 0, 0.3);
  padding-left: 1.5rem;
}
.projects-sidebar .nav-pills .nav-link.active::before {
  display: none;
}

/* Right Content Panel */
.projects-content-pane {
  border: 1px solid #dfe6ed;
  min-height: 500px;
}

/* Tab Pane Entry: Horizontal Slide + Scale (different from services' vertical fade) */
.projects-content-pane .tab-pane {
  animation: projectSlideIn 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}
@keyframes projectSlideIn {
  from {
    opacity: 0;
    transform: translateX(30px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

/* Project Detail Image */
.prj-detail-img {
  border-radius: 16px;
  overflow: hidden;
  position: relative;
}
.prj-detail-img::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: linear-gradient(to top, rgba(27,42,65,0.25), transparent 50%);
  pointer-events: none;
}
.prj-detail-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: 16px;
  transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.tab-pane:hover .prj-detail-img img {
  transform: scale(1.04);
}

/* Project Content */
.prj-detail-content .eyebrow {
  color: var(--snec-orange);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.prj-detail-content .eyebrow::before {
  content: "";
  display: inline-block;
  width: 24px; height: 2px;
  background: var(--snec-orange);
}
.prj-detail-content h2 {
  color: var(--snec-navy);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 36px;
  margin-bottom: 1rem;
}
.prj-detail-content p {
  color: #555;
  font-size: 0.92rem;
  line-height: 1.85;
  text-align: justify;
}

/* Project Info Chips (replacing check-list) */
.prj-info-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
  list-style: none;
  padding: 0;
}
.prj-info-chips li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #fff0e5;
  border: 1px solid rgba(232,115,42,0.15);
  border-radius: 50rem;
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--snec-navy);
  transition: all 0.25s ease;
}
.prj-info-chips li:hover {
  background: var(--snec-orange);
  color: #fff;
  border-color: var(--snec-orange);
  transform: translateY(-2px);
}
.prj-info-chips li i {
  color: var(--snec-orange);
  font-size: 0.95rem;
  transition: color 0.25s ease;
}
.prj-info-chips li:hover i {
  color: #fff;
}

/* Project Cards Row inside tab content */
.prj-sub-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.prj-sub-card {
  background: #f9fbfd;
  border: 1px solid #e8edf3;
  border-radius: 12px;
  padding: 1.25rem;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  position: relative;
  overflow: hidden;
  height: 170px;
}
.prj-sub-card::before {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--snec-orange), #ffb074);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}
.prj-sub-card:hover {
  background: #fff;
  box-shadow: 0 10px 30px rgba(27,42,65,0.08);
  transform: translateY(-4px);
}
.prj-sub-card:hover::before {
  transform: scaleX(1);
}
.prj-sub-card h5 {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--snec-navy);
  margin-bottom: 0.4rem;
}
.prj-sub-card p {
  font-size: 0.78rem;
  color: #6b7280;
  line-height: 1.65;
  margin: 0;
}

/* --- Reveal Animation: Staggered Scale (unique to projects page) --- */
.projects-tab-section .prj-reveal {
  opacity: 0;
  transform: scale(0.92) translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.8, 0.25, 1),
              transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.projects-tab-section .prj-reveal.is-visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}
.projects-tab-section .prj-reveal.prj-delay-1 { transition-delay: 0.1s; }
.projects-tab-section .prj-reveal.prj-delay-2 { transition-delay: 0.2s; }

/* Hero reveal: Clip-path wipe (unique to projects, not on services) */
.projects-hero .clip-reveal {
  clip-path: inset(0 100% 0 0);
  animation: clipWipe 0.8s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}
.projects-hero .clip-reveal.clip-delay-1 {
  animation-delay: 0.15s;
}
.projects-hero .clip-reveal.clip-delay-2 {
  animation-delay: 0.3s;
}
@keyframes clipWipe {
  to { clip-path: inset(0 0 0 0); }
}

/* --- Clickable Card Indicator (Bottom Slide-up Badge) --- */
.prj-sub-card[data-prj-title] {
  cursor: pointer;
  position: relative;
  padding-bottom: 2.8rem;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.prj-sub-card[data-prj-title] h5 i { display: none; }

/* The interactive button always visible */
.prj-sub-card[data-prj-title]::after {
  content: "Project Details  →";
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 148px;
  height: 28px;
  border-radius: 20px;
  background: var(--snec-orange);
  color: #fff;
  border: 3px solid var(--snec-orange);
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(232, 115, 42, 0.35);
  opacity: 1;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  z-index: 2;
}

/* Slide up slightly on card hover */
.prj-sub-card[data-prj-title]:hover::after {
  transform: translateX(-50%) translateY(-2px);
  background: var(--snec-orange-dark);
  border-color: var(--snec-orange-dark);
  box-shadow: 0 10px 25px rgba(232, 115, 42, 0.45);
}




/* --- Project Detail Modal --- */
.prj-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(9, 27, 49, 0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1060;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}
.prj-modal-overlay.show {
  opacity: 1;
  visibility: visible;
}
.prj-modal-wrapper {
  background: #fff;
  border-radius: 20px;
  max-width: 780px;
  width: 92%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 30px 80px rgba(0,0,0,0.25);
  transform: translateY(40px) scale(0.96);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1),
              opacity 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.prj-modal-overlay.show .prj-modal-wrapper {
  transform: translateY(0) scale(1);
  opacity: 1;
}
.prj-modal-close {
  position: absolute;
  top: 16px; right: 16px;
  z-index: 10;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(4px);
  color: var(--snec-navy);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  transition: all 0.25s ease;
}
.prj-modal-close:hover {
  background: var(--snec-orange);
  color: #fff;
  transform: rotate(90deg);
}
.prj-modal-img-wrap {
  width: 100%;
  height: 320px;
  overflow: hidden;
  border-radius: 20px 20px 0 0;
  position: relative;
}
.prj-modal-img-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(27,42,65,0.35), transparent 60%);
  pointer-events: none;
}
.prj-modal-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.prj-modal-body {
  padding: 2rem 2.25rem 2.5rem;
}
.prj-modal-body .eyebrow {
  color: var(--snec-orange);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.prj-modal-body h2 {
  color: var(--snec-navy);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.25;
  margin-bottom: 1rem;
}
.prj-modal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid #e8edf3;
}
.prj-modal-meta > span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: #4a5568;
}
.prj-modal-meta > span i {
  color: var(--snec-orange);
  font-size: 1rem;
}
.prj-modal-body > p {
  color: #555;
  font-size: 0.92rem;
  line-height: 1.85;
  text-align: justify;
}

/* --- Responsive --- */
@media (max-width: 991.98px) {
  .projects-hero { padding: 6rem 0 4rem; }
  .projects-sidebar {
    position: static;
  }
  .prj-detail-img { margin-bottom: 1.5rem; }
}
@media (max-width: 767.98px) {
  .projects-hero { padding: 5rem 0 3rem; }
  .projects-hero h1 { font-size: clamp(2rem, 8vw, 2.8rem); }
  .prj-sub-cards { grid-template-columns: 1fr; }
  .projects-hero .hero-stats-inline { gap: 1rem; }
  .projects-hero .stat-chip {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }
  .prj-modal-wrapper { width: 96%; max-height: 95vh; }
  .prj-modal-img-wrap { height: 200px; }
  .prj-modal-body { padding: 1.5rem 1.25rem 2rem; }
  .prj-modal-body h2 { font-size: 1.3rem; }
  .prj-modal-meta { gap: 0.75rem; }
}