/* =============================================
   BASE — Tipografía · Utilidades · Cursor
   ============================================= */

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  cursor: none;
}

/* ── Scrollbar ── */
::-webkit-scrollbar        { width: 4px; }
::-webkit-scrollbar-track  { background: var(--color-bg); }
::-webkit-scrollbar-thumb  { background: var(--color-primary); border-radius: 2px; }

/* ── Cursor personalizado ── */
.cursor {
  position: fixed;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: transform var(--dur-fast) ease,
              background var(--dur-fast) ease;
}

.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: calc(var(--z-cursor) - 1);
  transform: translate(-50%, -50%);
  opacity: 0.45;
  transition: transform 0.14s ease,
              width var(--dur-base) var(--ease-out),
              height var(--dur-base) var(--ease-out),
              opacity var(--dur-base) ease;
}

.cursor.is-hover  { transform: translate(-50%, -50%) scale(2.2); }
.cursor-ring.is-hover {
  width: 54px;
  height: 54px;
  opacity: 0.9;
}

/* ── Sección wrapper ── */
.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--section-py) var(--section-px);
}

/* ── Encabezados de sección ── */
.section-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 4px;
  color: var(--color-primary);
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  letter-spacing: 2px;
  line-height: 1;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section-title em,
.section-title span { color: var(--color-primary); font-style: normal; }

.section-subtitle {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  line-height: 1.75;
  max-width: 580px;
  margin-bottom: var(--space-9);
}

/* ── Botón primario ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-primary);
  color: var(--color-bg);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--fs-sm);
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 15px 36px;
  border-radius: var(--radius-sm);
  transition: background var(--dur-base) ease,
              transform var(--dur-base) var(--ease-out);
}

.btn-primary svg {
  transition: transform var(--dur-base) var(--ease-out);
}

.btn-primary:hover {
  background: var(--color-accent);
  transform: translateX(5px);
}

.btn-primary:hover svg { transform: translateX(4px); }

/* ── Scroll animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* delay helpers */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }