/* =============================================
   base.css — Reset, body, typography, buttons,
              CRT effects, cursor, pixel divider
   ============================================= */

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg0);
  color: var(--fg);
  font-family: 'Share Tech Mono', monospace;
  overflow-x: hidden;
  cursor: none;
}

/* ── CRT Scanlines ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.08) 2px,
    rgba(0,0,0,0.08) 4px
  );
  pointer-events: none;
  z-index: 1000;
}

/* ── CRT Vignette ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 60%, rgba(0,0,0,0.6) 100%);
  pointer-events: none;
  z-index: 999;
}

/* ── Custom Cursor ── */
.cursor {
  width: 16px; height: 16px;
  border: 2px solid var(--yellow-b);
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.1s ease;
  transform: translate(-50%, -50%);
}
.cursor-dot {
  width: 4px; height: 4px;
  background: var(--yellow-b);
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  border-radius: 50%;
}

/* ── Buttons ── */
.btn {
  font-family: 'Press Start 2P', monospace;
  font-size: 10px;
  padding: 16px 28px;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
  border: 2px solid;
  transition: all 0.15s;
  position: relative;
  display: inline-block;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 3px;
  border: 1px solid currentColor;
  opacity: 0.3;
  transition: opacity 0.15s;
}
.btn:hover::before { opacity: 0.7; }

.btn-primary {
  background: var(--yellow-b);
  color: var(--bg0);
  border-color: var(--yellow-b);
  box-shadow: 4px 4px 0 var(--yellow);
}
.btn-primary:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--yellow);
}

.btn-secondary {
  background: transparent;
  color: var(--blue-b);
  border-color: var(--blue-b);
  box-shadow: 4px 4px 0 var(--blue);
}
.btn-secondary:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--blue);
  background: rgba(131,165,152,0.1);
}

/* ── Section chrome ── */
.section-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 60px;
}
.section-title {
  font-family: 'Press Start 2P', monospace;
  font-size: 18px;
  color: var(--fg);
  text-shadow: 2px 2px 0 var(--bg1);
}
.section-num {
  font-size: 11px;
  color: var(--orange-b);
  letter-spacing: 3px;
}
.divider {
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, var(--bg2), transparent);
}

/* ── Pixel Divider ── */
.pixel-divider {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  overflow: hidden;
}
.pixel-divider span {
  display: inline-block;
  width: 8px; height: 8px;
  background: var(--bg2);
}
.pixel-divider span:nth-child(3n) { background: var(--yellow-b); opacity: 0.4; }
.pixel-divider span:nth-child(5n) { background: var(--orange-b); opacity: 0.3; }

/* ── Keyframe animations ── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes blink {
  50% { opacity: 0; }
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .pixel-divider { margin: 0; }
}