/* =========================================================
   PROJECTS.CSS — Premium Portfolio | Rodrigo Leite 2026
   ======================================================= */

/* ---------- 1. PROJECTS HERO ---------- */
.projects-hero {
  text-align: center;
  padding: clamp(5rem, 10vw, 8rem) 1.5rem clamp(4rem, 8vw, 6rem);
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.projects-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(108,99,255,0.15), transparent);
  pointer-events: none;
}

.projects-hero .hero-title {
  font-family: var(--font-display);
  font-size: var(--fs-900);
  line-height: 1.1;
  margin-bottom: 1rem;
  position: relative;
}

.projects-hero .hero-subtitle {
  font-size: var(--fs-500);
  color: var(--text-secondary);
  max-width: 60ch;
  margin-inline: auto;
  position: relative;
}

/* ---------- 2. FEATURED CASE STUDY — FLIPWISE ---------- */
.featured-case-study {
  padding-block: clamp(5rem, 10vw, 8rem);
}

.case-study-card {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: center;
}

.case-study-image-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--border);
  position: relative;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}

.case-study-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

.case-study-card:hover .case-study-image-wrapper img {
  transform: scale(1.04);
}

/* Glow border on hover */
.case-study-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  box-shadow: inset 0 0 0 1px rgba(108,99,255,0.3);
  opacity: 0;
  transition: opacity .4s;
}

.case-study-card:hover .case-study-image-wrapper::after { opacity: 1; }

.case-study-tag {
  display: inline-block;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: var(--fs-300);
}

.case-study-title {
  font-family: var(--font-display);
  font-size: var(--fs-700);
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  line-height: 1.1;
}

.case-study-description {
  color: var(--text-secondary);
  font-size: var(--fs-400);
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: none;
}

.case-study-details {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.case-study-details h4 {
  font-family: var(--font-sans);
  font-size: var(--fs-300);
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.case-study-details ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.case-study-details li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: var(--fs-300);
  color: var(--text-secondary);
}

.case-study-details li::before {
  content: '→';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.05em;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.project-tech span {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  font-size: var(--fs-300);
  font-weight: 500;
  transition: var(--transition);
}

.project-tech span:hover {
  border-color: var(--primary);
  color: var(--primary-light);
}

.project-links {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

/* ---------- 3. OTHER PROJECTS GRID ---------- */
.projects-grid-section {
  padding-block: clamp(5rem, 10vw, 8rem);
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}

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

.grid-project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  overflow: hidden;
}

.grid-project-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  box-shadow: 0 20px 60px rgba(108,99,255,0.12);
}

.card-image-container {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.card-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.grid-project-card:hover .card-image-container img {
  transform: scale(1.06);
}

.card-content {
  padding: 1.75rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-content h3 {
  font-family: var(--font-display);
  font-size: var(--fs-600);
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.card-content p {
  color: var(--text-secondary);
  font-size: var(--fs-300);
  margin-bottom: 1.5rem;
  flex-grow: 1;
  line-height: 1.65;
  max-width: none;
}

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

.card-tech span {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* ---------- 4. RESPONSIVE ---------- */
@media (max-width: 900px) {
  .case-study-card {
    grid-template-columns: 1fr;
  }
}