:root {
  --bg: #ffffff;
  --card-bg: #f9f9f9;
  --border: #e8e8e8;
  --border-dark: #e5e7eb;
  --text: #111111;
  --muted: #757575;
  --subtle: #a1a1a1;
  --red-dot: #e11d48;
  --pill-bg: #f3f4f6;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ==========================================================================
   Top Header Navigation
   ========================================================================== */
.header {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  z-index: 100;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-dot {
  width: 20px;
  height: 20px;
  background: var(--red-dot);
  border-radius: 50%;
  display: inline-block;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.top-nav a {
  transition: color 0.15s ease;
}

.top-nav a:hover {
  color: var(--text);
}

.search-input-wrap {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--border);
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
}

.search-input-wrap input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 0.85rem;
  width: 110px;
}

.btn-submit-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--text);
  color: #fff;
  padding: 0.55rem 1.2rem;
  border-radius: 9999px;
  font-size: 0.9rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn-submit-nav:hover {
  opacity: 0.85;
}

/* ==========================================================================
   Filter Shelf & Drawers (Siteinspire Authentic)
   ========================================================================== */
.filter-shelf {
  border-bottom: 1px solid var(--border);
  padding: 1rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}

.filter-tabs {
  display: flex;
  gap: 1.5rem;
}

.filter-btn {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.filter-btn.active {
  font-weight: 700;
  border-bottom: 2px solid var(--text);
}

.filter-btn span {
  color: var(--muted);
  font-size: 0.75rem;
}

.active-pills {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.pill {
  background: #f0f0f0;
  border-radius: 3px;
  padding: 0.2rem 0.55rem;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.pill a {
  color: var(--muted);
  font-weight: 700;
}

.filter-drawer {
  display: none;
  background: #fafafa;
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 3rem;
}

.filter-drawer.open {
  display: block;
}

.drawer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.5rem 1.5rem;
}

.drawer-item {
  font-size: 0.85rem;
  color: var(--muted);
}

.drawer-item:hover,
.drawer-item.selected {
  color: var(--text);
  font-weight: 600;
}

/* ==========================================================================
   Gallery Grid (Homepage Cards)
   ========================================================================== */
.editorial-intro {
  padding: 3rem 3rem 1.5rem;
  max-width: 900px;
}

.editorial-intro h1 {
  font-size: 1.85rem;
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.editorial-intro p {
  font-size: 0.95rem;
  color: var(--muted);
}

.gallery-container {
  padding: 1.5rem 3rem 5rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.25rem 1.75rem;
}

.site-card {
  display: flex;
  flex-direction: column;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.thumb-wrap {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--card-bg);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  margin-bottom: 0.75rem; 
  padding: 2rem;
}

.thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover; 
  display: block;
}
 

.meta-title {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.2rem;
}

.site-card:hover .meta-title {
  text-decoration: underline;
}

.meta-maker {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.meta-tags {
  font-size: 0.75rem;
  color: var(--subtle);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.meta-tags span:not(:last-child)::after {
  content: "•";
  margin-left: 0.4rem;
}

/* ==========================================================================
   Single Project Detail View (project.php)
   ========================================================================== */
.project-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2.25rem 3rem 1.75rem;
}

.domain-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--pill-bg);
  padding: 0.55rem 1.15rem;
  border-radius: 9999px;
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 500;
  transition: background 0.15s;
}

.domain-pill:hover {
  background: var(--border-dark);
}

.project-title {
  font-size: 2.15rem;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.action-icons {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--pill-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}

.icon-btn:hover {
  background: var(--border-dark);
}

.content-layout {
  display: flex;
  padding: 0 3rem 5rem;
  gap: 3.5rem;
  border-bottom: 1px solid var(--border);
}

.metadata-sidebar {
  width: 250px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
  font-size: 0.95rem;
}

.meta-group-title {
  color: var(--muted);
  margin-bottom: 0.65rem;
  font-size: 0.95rem;
  font-weight: 400;
}

.meta-categories {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.meta-category-item {
  color: var(--text);
  transition: color 0.15s;
}

.meta-category-item:hover {
  color: var(--muted);
}

/* ==========================================================================
   Showcase Stage (Balanced Desktop + Mobile Proportions)
   ========================================================================== */
.showcase-stage {
  flex: 1;
  background: var(--pill-bg);
  border-radius: 12px;
  padding: 2.5rem;
  display: flex;
  gap: 2rem;
  align-items: stretch; /* Aligns desktop and mobile to the exact same height */
  justify-content: center;
  min-height: 480px;
}

/* Desktop 16:10 Frame */
.desktop-frame {
  flex: 1;
  aspect-ratio: 16 / 10;
  background: #000000;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--border-dark);
}

.desktop-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center; /* Focuses on the top header/hero */
  display: block;
}

/* Mobile Frame (iPhone 14/15/16 Proportions) */
.mobile-frame {
  width: 210px;
  aspect-ratio: 9 / 19;
  background: #000000;
  border-radius: 20px;
  border: 4px solid #1a1a1a; /* Sleek phone bezel */
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
}

.mobile-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center; /* Starts from the mobile navigation down */
  display: block;
}

/* Responsive adjustment for tablets & phones */
@media (max-width: 900px) {
  .showcase-stage {
    flex-direction: column;
    align-items: center;
  }
  .mobile-frame {
    width: 180px;
  }
}

.similar-section {
  padding: 3.5rem 3rem 6rem;
}

.similar-heading {
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
}

.similar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.similar-card {
  background: var(--card-bg);
  border-radius: 10px;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  display: block;
  border: 1px solid var(--border);
  transition: transform 0.25s ease;
}

.similar-card:hover {
  transform: translateY(-4px);
}

.similar-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ==========================================================================
   Submission Modal & Form
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-backdrop.active {
  display: flex;
}

.modal-card {
  background: #ffffff;
  width: 100%;
  max-width: 560px;
  border-radius: 8px;
  padding: 2.25rem;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--muted);
}

.modal-close-btn:hover {
  color: var(--text);
}

.modal-title {
  font-size: 1.45rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
}

.modal-subtitle {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.form-row {
  margin-bottom: 1.15rem;
}

.form-row label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  background: #ffffff;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.9rem;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--text);
}

.btn-submit-modal {
  background: var(--text);
  color: #fff;
  padding: 0.85rem;
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  width: 100%;
  border-radius: 4px;
  transition: opacity 0.15s;
}

.btn-submit-modal:hover {
  opacity: 0.9;
}

.hp-container {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.alert-error {
  background: #fee2e2;
  border: 1px solid #f87171;
  color: #991b1b;
  padding: 1rem;
  border-radius: 4px;
  margin-bottom: 1.25rem;
  font-size: 0.85rem;
}

/* ==========================================================================
   Footer & Responsiveness
   ========================================================================== */
footer {
  border-top: 1px solid var(--border);
  padding: 3rem;
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (max-width: 1200px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 1024px) {
  .header,
  .filter-shelf,
  .project-header-bar,
  .content-layout,
  .similar-section,
  .gallery-container,
  footer {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
  .content-layout {
    flex-direction: column-reverse;
  }
  .metadata-sidebar {
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 2rem;
  }
  .showcase-stage {
    flex-direction: column;
    padding: 1.5rem;
  }
  .mobile-frame {
    width: 140px;
  }
  .similar-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 800px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .project-header-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}