/* ═══════════════════════════════════════════════
   NABLA — Landing Page (index.html)
   Imports: theme.css → components.css → index.css
═══════════════════════════════════════════════ */

/* ── HERO ── */
.hero {
  position: relative;
  /* padding-ul a fost mutat în inner */
  overflow: hidden;
  max-width: 100%;
  margin: 0 auto;
}

.hero-bg-grid {
  /* Rămâne exact cum îl ai */
  position: absolute;
  inset: -10%;
   background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='100' viewBox='0 0 56 100'%3E%3Cpath d='M28 0 L56 16.5 L56 50 L28 66.5 L0 50 L0 16.5 Z' fill='none' stroke='rgba(255,106,26,0.06)' stroke-width='1'/%3E%3Cpath d='M28 33 L56 49.5 L56 83 L28 99.5 L0 83 L0 49.5 Z' fill='none' stroke='rgba(255,106,26,0.34)' stroke-width='1.5'/%3E%3C/svg%3E");
  background-size: 56px 100px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 20%, transparent 90%);
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative; /* Ocupă 100% natural și dictează înălțimea pentru .hero */
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0;
  padding: 7rem 2rem 5rem; /* Padding-ul a ajuns aici */
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.hero-eyebrow {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  justify-content: center;
}

.badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
}

.badge-wasm   { background: rgba(255,138,61,0.12); color: var(--orange-bright); border: 1px solid rgba(255,138,61,0.28); }
.badge-webgpu { background: rgba(255,106,26,0.10); color: var(--orange);        border: 1px solid rgba(255,106,26,0.25); }
.badge-worker { background: rgba(255,180,84,0.10); color: var(--amber);         border: 1px solid rgba(255,180,84,0.25); }

.hero-title {
  font-family: var(--font-mono);
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.hero-title em {
  font-style: normal;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.75;
  margin-bottom: 3rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 4rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  background: var(--grad-brand);
  padding: 0.8rem 1.75rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.22s;
  box-shadow: 0 4px 20px rgba(255,106,26,0.22);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255,106,26,0.35);
}

.btn-primary .btn-arrow {
  transition: transform 0.18s;
}

.btn-primary:hover .btn-arrow { transform: translateY(3px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--surface-raised);
  padding: 0.8rem 1.75rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.22s;
}

.btn-secondary:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

/* ── METRICS TRIO (selling cards) ── */
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
}

.metric-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.6rem;
  padding: 2rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  transition: all 0.25s;
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-brand);
  opacity: 0;
  transition: opacity 0.25s;
}

.metric-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.metric-card:hover::before { opacity: 1; }

.metric-val {
  font-family: var(--font-mono);
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.metric-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── MODULES SECTION ── */
.modules-section {
  padding: 5rem 2rem;
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange-bright);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.section-sub {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── CARD GRID ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2,1fr); /*vreau dracului 2 carduri*/
  gap: 1.75rem;
}

/* ── MODULE CARD ── */
.module-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  overflow: hidden;
  transition: border-color 0.25s, transform 0.22s, box-shadow 0.25s;
}

.module-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-card-hover);
  opacity: 0;
  transition: opacity 0.25s;
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.module-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover), 0 0 0 1px rgba(255,106,26,0.1);
}

.module-card:hover::before { opacity: 1; }

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.card-badges {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.pill {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
}

.pill-wasm   { background: rgba(255,138,61,0.11); color: var(--orange-bright); border: 1px solid rgba(255,138,61,0.25); }
.pill-webgpu { background: rgba(255,106,26,0.11); color: var(--orange);        border: 1px solid rgba(255,106,26,0.25); }
.pill-worker { background: rgba(255,180,84,0.11); color: var(--amber);         border: 1px solid rgba(255,180,84,0.25); }

.card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.card-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.card-title {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  line-height: 1.3;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.card-methods {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.method-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--surface-raised);
  border: 1px solid var(--border);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  transition: color 0.18s, border-color 0.18s;
}

.module-card:hover .method-tag {
  color: var(--text-secondary);
  border-color: rgba(255,106,26,0.22);
}

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

.complexity-dots {
  display: flex;
  gap: 5px;
  align-items: center;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  transition: background 0.18s, border-color 0.18s;
}

.dot.active {
  background: var(--orange-bright);
  border-color: var(--orange-bright);
}

.module-card:hover .dot.active {
  background: var(--amber);
  border-color: var(--amber);
  box-shadow: 0 0 5px rgba(255,180,84,0.5);
}

.card-cta {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text-primary);
  background: var(--surface-raised);
  border: 1px solid var(--border);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  transition: all 0.22s;
}

.card-cta:hover {
  background: var(--grad-brand);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(255,106,26,0.28);
}

.cta-arrow { transition: transform 0.18s; }
.card-cta:hover .cta-arrow { transform: translateX(3px); }

/* ── WHY STRIP ── */
.about-strip {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 6rem 2rem;
}

.about-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.about-strip-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.about-strip-title {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--text-primary);
  margin-top: 0.5rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.about-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  background: var(--void);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
}

.about-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--orange-glow), transparent);
  opacity: 0;
  transition: opacity 0.25s;
}

.about-block:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.about-block:hover::before { opacity: 1; }

.about-header-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.about-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--orange-dim);
  border: 1px solid rgba(255,138,61,0.25);
  color: var(--orange-bright);
  flex-shrink: 0;
}

.about-icon svg { width: 20px; height: 20px; }

.about-block h4 {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.about-block p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-metrics { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
}

@media (max-width: 680px) {
  .hero-metrics { grid-template-columns: 1fr; max-width: 380px; }
  .hero { padding: 5rem 1.25rem 3.5rem; }
  .card-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .modules-section { padding: 3.5rem 1.25rem; }
  .about-strip { padding: 3.5rem 1.25rem; }
}