/* =========================================================
   PROJECTS
   ========================================================= */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform-style: preserve-3d;
  will-change: transform, opacity;
  backface-visibility: hidden;
}

.project-card svg {
  pointer-events: none;
}


.project-card.is-visible {
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.project-card.is-visible:hover {
  border-color: rgba(201, 168, 106, 0.25);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.project-banner {
  height: 160px;
  background: var(--bg3);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.project-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, var(--surface) 100%);
}

.project-banner-icon {
  font-size: 4rem;
  opacity: 0.25;
}

.project-banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

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

.project-org {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 11px;
  color: var(--text3);
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.project-title {
  font-family: var(--mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.6rem;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--text2);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 1rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.tag {
  font-family: var(--sans);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(201, 168, 106, 0.08);
  color: #d6bc8a;
  border: 1px solid rgba(201, 168, 106, 0.15);
  letter-spacing: 0.05em;
}

/* Color variants for tags */
.tag.blue { 
  background: rgba(59, 130, 246, 0.1); 
  color: #93c5fd; 
  border-color: rgba(59, 130, 246, 0.2); 
}

.tag.purple { 
  background: rgba(139, 92, 246, 0.1); 
  color: #c4b5fd; 
  border-color: rgba(139, 92, 246, 0.2); 
}

.tag.green { 
  background: rgba(34, 197, 94, 0.08); 
  color: #86efac; 
  border-color: rgba(34, 197, 94, 0.2); 
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  gap: 1rem;
}

.project-lang {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 12px;
  color: var(--text3);
  flex: 1;
  min-width: 0;
}

.lang-dot {
  width: 8px; 
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.lang-text {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.project-link {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--gold);
  text-decoration: none;
  display: flex;
  align-items: center;
  padding: 0.5rem 0;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.project-link:hover { 
  opacity: 1; 
}

.project-link svg { 
  width: 22px; 
  height: 22px; 
  stroke-width: 3; 
  margin-left: 0.5rem; 
}

.projects-action-wrap {
  display: flex;
  justify-content: center;
  margin-top: 3.5rem;
}

.project-banner {
  position: relative;
  overflow: hidden;
  height: 160px; 
}

.banner-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.banner-subtitle {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  opacity: 0.7;
  font-weight: 500;
  text-transform: uppercase;
  color: var(--banner-color);
}

.banner-title {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  margin-top: 4px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--banner-color);
}

.banner-code-snippet {
  position: absolute;
  top: 12px;
  left: 16px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.5;
  text-align: left;
  pointer-events: none;
  opacity: 0.12;
  color: var(--banner-color);
}

.banner-svg {
  position: absolute;
  pointer-events: none;
  color: var(--banner-color);
}

.svg-full { 
  width: 100%; 
  height: 100%; 
}

.svg-top-right { 
  top: -10px; 
  right: -10px; 
  width: 140px; 
  height: 100%; 
}

.svg-top-right-wide { 
  top: -10px; 
  right: -20px; 
  width: 220px; 
  height: 100%; 
}

.opacity-7  { opacity: 0.07; }
.opacity-8  { opacity: 0.08; }
.opacity-9  { opacity: 0.09; }
.opacity-10 { opacity: 0.10; }
.opacity-15 { opacity: 0.15; }

.btn-toggle-projects {
  padding: 0.6rem 2rem;
  font-size: 12px;
}

/* =========================================================
   COLOR THEMES PER CARD
   ========================================================= */

.theme-cloud {
  background: linear-gradient(135deg, #0f1a2e 0%, #0a1628 100%);
  --banner-color: var(--cyan);
}

.theme-vr {
  background: linear-gradient(135deg, #0f0a14 0%, #08050a 100%);
  --banner-color: #a78bfa;
}

.theme-cv {
  background: linear-gradient(135deg, #0a171c 0%, #050b0e 100%);
  --banner-color: #2dd4bf;
}

.theme-graph {
  background: linear-gradient(135deg, #0b111e 0%, #06090f 100%);
  --banner-color: #818cf8;
}

.theme-nosql {
  background: linear-gradient(135deg, #0f1a2e 0%, #0d1724 100%);
  --banner-color: #93c5fd;
}

.theme-chess {
  background: linear-gradient(135deg, #1a0e1e 0%, #120d18 100%);
  --banner-color: #c4b5fd;
}

.theme-f1 {
  background: linear-gradient(135deg, #1a0d0d 0%, #150a0a 100%);
  --banner-color: #fca5a5;
}

.theme-lisp {
  background: linear-gradient(135deg, #0d1a14 0%, #0a1510 100%);
  --banner-color: #86efac;
}

.theme-webapp {
  background: linear-gradient(135deg, #0d1220 0%, #0a0f1a 100%);
  --banner-color: #c4b5fd;
}