/* ==========================================================================
   DEVELOPER-FIRST DARK DESIGN SYSTEM
   ========================================================================== */

:root {
  --bg-primary: #090d16;
  --bg-surface: #111827;
  --bg-surface-hover: #1f2937;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-glass: rgba(17, 24, 39, 0.85);

  --border-color: rgba(255, 255, 255, 0.1);
  --border-glow: rgba(99, 102, 241, 0.4);

  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;

  --accent-primary: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.25);
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --danger-color: #ef4444;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 65%, rgba(6, 182, 212, 0.06) 0%, transparent 40%);
  background-attachment: fixed;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   HEADER & BIO
   ========================================================================== */

.site-header {
  padding: 2.5rem 0 2rem;
  border-bottom: 1px solid var(--border-color);
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.5) 0%, rgba(9, 13, 22, 0) 100%);
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.brand-avatar {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(99, 102, 241, 0.45);
  box-shadow: 0 0 18px rgba(99, 102, 241, 0.25);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.brand-avatar:hover {
  transform: scale(1.06);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 25px rgba(6, 182, 212, 0.4);
}

.brand-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  align-items: flex-start;
}

.brand-domain {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 0%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

/* SOCIAL LINKS BAR */
.header-socials, .footer-socials {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.social-link:hover {
  background: rgba(99, 102, 241, 0.2);
  color: #ffffff;
  border-color: rgba(99, 102, 241, 0.5);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.admin-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-md);
}

.admin-badge {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-emerald);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-intro {
  width: 100%;
}

.hero-title {
  font-size: 2.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.25;
  margin-bottom: 0.85rem;
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.08rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  max-width: 1050px;
}

/* Recruiter & Tech Lead Note Banner */
.recruiter-note-banner {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  width: 100%;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-left: 3px solid var(--accent-primary);
  padding: 1.15rem 1.4rem;
  border-radius: var(--radius-md);
  margin-bottom: 2.5rem;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.recruiter-note-banner .note-icon {
  font-size: 1.2rem;
  line-height: 1;
}

.recruiter-note-banner strong {
  color: var(--text-primary);
}

.recruiter-note-banner .note-link {
  color: #a5b4fc;
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.recruiter-note-banner .note-link:hover {
  color: #ffffff;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  width: 100%;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 1.1rem 1.25rem;
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.stat-card:hover {
  border-color: rgba(99, 102, 241, 0.35);
  transform: translateY(-2px);
}

.stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 0.2rem;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   BUTTONS & FORM CONTROLS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  text-decoration: none;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

.btn-accent {
  background-color: var(--accent-primary);
  color: white;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-accent:hover {
  background-color: #4f46e5;
  transform: translateY(-1px);
}

.btn-outline {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-danger {
  background-color: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background-color: rgba(239, 68, 68, 0.25);
}

/* ==========================================================================
   CONTROLS SECTION (SEARCH & TAG FILTERS)
   ========================================================================== */

.controls-section {
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.search-bar {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 1rem;
  color: var(--text-muted);
}

#searchInput {
  width: 100%;
  padding: 0.85rem 2.8rem 0.85rem 2.8rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

#searchInput:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.clear-btn {
  position: absolute;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
}

.sort-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.select-input {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.8rem 1rem;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  cursor: pointer;
}

.tag-filters-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.tag-filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.85rem;
}

.filter-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.reset-tags-btn {
  background: none;
  border: none;
  color: var(--accent-cyan);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.tag-pills-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag-pill {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.3rem 0.7rem;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.tag-pill:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.tag-pill.active {
  background: rgba(99, 102, 241, 0.2);
  border-color: var(--accent-primary);
  color: #a5b4fc;
}

.tag-count {
  font-size: 0.7rem;
  opacity: 0.7;
}

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ==========================================================================
   PROJECT CARDS GRID
   ========================================================================== */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
  backdrop-filter: blur(12px);
  position: relative;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.project-card.featured-card {
  border-color: rgba(99, 102, 241, 0.35);
}

.card-media {
  height: 180px;
  position: relative;
  overflow: hidden;
  background: #1e293b;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .card-img {
  transform: scale(1.05);
}

.card-badge-row {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  right: 0.75rem;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}

.badge-left-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.category-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  background: rgba(9, 13, 22, 0.85);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.3);
  backdrop-filter: blur(6px);
}

.type-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.22rem 0.55rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  backdrop-filter: blur(6px);
}

.type-badge.type-commercial {
  background: rgba(16, 185, 129, 0.2);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.45);
}

.type-badge.type-pet {
  background: rgba(168, 85, 247, 0.2);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.45);
}

.year-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  background: rgba(9, 13, 22, 0.85);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(6px);
}

.card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
  line-height: 1.35;
}

.card-summary {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  margin-top: auto;
}

.tech-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.tags-list {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 60%;
}

.card-admin-actions {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

/* ==========================================================================
   MODAL POPUP
   ========================================================================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 750px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: 2rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.modal-card-lg {
  max-width: 900px;
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}

.modal-heading {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

/* Detail Modal Specifics */
.detail-header {
  margin-bottom: 1.5rem;
}

.detail-meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.75rem;
}

.detail-title {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-primary);
}

.detail-section {
  margin-top: 1.75rem;
}

.detail-section-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
}

.highlights-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.highlights-list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.highlights-list li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-weight: bold;
}

.media-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.links-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* Edit Form Controls */
.edit-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: flex;
  gap: 1rem;
}

.flex-1 { flex: 1; }
.flex-2 { flex: 2; }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-control {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 0.65rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  cursor: pointer;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* FOOTER */
.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 2.5rem 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-hint {
  font-size: 0.75rem;
  opacity: 0.5;
  user-select: none;
  cursor: pointer;
}

kbd {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-family: var(--font-mono);
}

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    flex-direction: column;
  }
  .search-bar {
    flex-direction: column;
  }
  .sort-wrapper {
    width: 100%;
    justify-content: space-between;
  }
}