/* ========================================================
   Atto 5 — shared CSS per slides 14, 15 (AI tutor comparison)
   Slide 16 (method scales) usa style proprio.
   Pattern: scenario top + 2 cards side-by-side (bad vs good)
   + AI tutor pattern bottom.
   ======================================================== */

.part5 .frame {
  justify-content: space-between;
}

.part5 .body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 16px 0;
}

/* ----- Scenario header ----- */
.part5 .scenario {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}
.part5 .scenario-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--obsidian-400);
}
.part5 .scenario-text {
  font-size: 42px;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--obsidian-100);
}
.part5 .scenario-text .accent {
  color: var(--magenta-400);
}

/* ----- Comparison: 2 cards side-by-side ----- */
.part5 .compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  width: 100%;
  max-width: 1480px;
}

.part5 .card {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.part5 .speaker {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 6px;
}
.part5 .badge {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  flex-shrink: 0;
}
.part5 .badge.bad {
  background: transparent;
  border: 1px solid var(--obsidian-600);
  color: var(--obsidian-400);
}
.part5 .badge.good {
  background: var(--cyan);
  color: var(--obsidian-950);
  box-shadow: 0 0 14px rgba(0, 255, 242, 0.3);
}
.part5 .speaker-name {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.part5 .card-bad .speaker-name {
  color: var(--obsidian-400);
}
.part5 .card-good .speaker-name {
  color: var(--cyan);
}

/* ----- Bubbles ----- */
.part5 .bubble {
  background: var(--obsidian-900);
  border: 1px solid var(--obsidian-700);
  border-radius: 18px;
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex: 1;
  position: relative;
}
.part5 .bubble-good {
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 255, 242, 0.08);
}
.part5 .bubble-text {
  font-size: 24px;
  font-weight: 400;
  line-height: 1.45;
  color: var(--obsidian-100);
}
.part5 .card-bad .bubble-text {
  color: var(--obsidian-300);
}
.part5 .bubble-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--obsidian-400);
  border-top: 1px solid var(--obsidian-800);
  padding-top: 14px;
  margin-top: auto;
}
.part5 .card-good .bubble-meta {
  color: var(--cyan);
  border-top-color: rgba(0, 255, 242, 0.15);
}

/* ----- Pattern footer strip ----- */
.part5 .pattern {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--obsidian-300);
  padding: 16px 28px;
  background: var(--obsidian-900);
  border: 1px solid var(--obsidian-700);
  border-radius: 12px;
}
.part5 .pattern .pattern-label {
  color: var(--magenta-400);
  font-weight: 500;
}
.part5 .pattern .dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--obsidian-600);
  display: inline-block;
}