/* ===== HERO ===== */
.dev-hero {
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 40%, #4338ca 100%);
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
  margin-top: -20px;
}
.dev-hero::before {
  content: '';
  position: absolute;
  top: -30%; right: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(129,140,248,0.2), transparent 60%);
  border-radius: 50%;
}
.dev-hero::after {
  content: '';
  position: absolute;
  bottom: -40%; left: -5%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(99,102,241,0.15), transparent 60%);
  border-radius: 50%;
}
.dev-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
  letter-spacing: -0.5px;
}
.dev-hero .hero-desc {
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  color: rgba(255,255,255,0.75);
  max-width: 640px;
  margin: 0 auto 24px;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}
/* Search */
.hero-search {
  max-width: 520px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.hero-search input {
  width: 100%;
  height: 52px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(8px);
  padding: 0 52px 0 20px;
  color: #fff;
  font-size: 0.95rem;
  font-family: inherit;
  transition: all 0.3s;
}
.hero-search input::placeholder { color: rgba(255,255,255,0.5); }
.hero-search input:focus {
  outline: none;
  border-color: rgba(129,140,248,0.5);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.2);
  background: rgba(255,255,255,0.12);
}
.hero-search button {
  position: absolute;
  right: 6px; top: 6px;
  width: 40px; height: 40px;
  border-radius: 12px;
  border: none;
  background: rgba(255,255,255,0.15);
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
}
.hero-search button:hover { background: rgba(255,255,255,0.25); }

/* ===== DOCS CARDS ===== */
.docs-section {
  padding: 50px 0 70px;
  background: #f8fafc;
}
.doc-card {
  background: #fff;
  border-radius: 18px;
  padding: 28px 24px;
  height: 100%;
  border: 1px solid #e2e8f0;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  position: relative;
  overflow: hidden;
  display: block;
  text-decoration: none;
  color: inherit;
}
.doc-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, #6366f1, #8b5cf6);
  opacity: 0;
  transition: opacity 0.3s;
}
.doc-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.08);
  border-color: rgba(99,102,241,0.2);
  color: inherit;
  text-decoration: none;
}
.doc-card:hover::before { opacity: 1; }

.doc-card-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
  background: linear-gradient(135deg, rgba(99,102,241,0.1), rgba(139,92,246,0.08));
  color: #6366f1;
}
.doc-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 8px;
}
.doc-card p {
  font-size: 0.88rem;
  color: #64748b;
  line-height: 1.6;
  margin: 0;
}
.doc-card .arrow {
  position: absolute;
  bottom: 20px; right: 20px;
  color: #c7d2fe;
  font-size: 1rem;
  transition: all 0.3s;
}
.doc-card:hover .arrow { color: #6366f1; transform: translateX(4px); }

/* ===== CTA ===== */
.dev-cta {
  background: linear-gradient(135deg, #0f172a, #1e293b);
  padding: 60px 0;
  text-align: center;
  color: #fff;
}
.dev-cta h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 12px;
}
.dev-cta p {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  max-width: 600px;
  margin: 0 auto 24px;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 14px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s;
}
.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(99,102,241,0.4);
  color: #fff;
}

@media (max-width: 768px) {
  .dev-hero { padding: 60px 0 40px; }
  .docs-section { padding: 30px 0 50px; }
  .doc-card { padding: 22px 18px; }
}