/* -----------------------------------------------------------
    /* Business Path slide layout (Slide 6) */
    .business-parallel-cards {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 45px; /* Increased margin further slightly */
    }
    .parallel-card {
      background: #ffffff;
      border-radius: 20px;
      padding: 28px 24px;
      border: 1px solid rgba(0,0,0,0.05);
      box-shadow: 0 8px 24px rgba(0,0,0,0.04);
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      text-align: left;
      height: 330px !important; /* Slightly taller to accommodate larger text */
      box-sizing: border-box;
      position: relative;
    }
    .parallel-card.blue-card {
      background: linear-gradient(180deg, #1d4ed8, #2563eb);
      border: none;
      box-shadow: 0 12px 32px rgba(37, 99, 235, 0.25);
    }
    .parallel-card .card-content {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      height: 100%;
      position: relative;
      z-index: 10;
    }
    .parallel-card .step-header-row {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 8px;
    }
    .parallel-card .step-pill {
      background: #dbeafe;
      color: #1e40af;
      font-family: inherit;
      font-weight: 800;
      font-size: 0.8rem;
      padding: 4px 12px;
      border-radius: 100px; /* Perfect pill capsule shape as requested */
      border: 1px solid rgba(30, 64, 175, 0.1);
      display: inline-block;
    }
    .parallel-card.blue-card .step-pill {
      background: #ffffff;
      color: #1e40af;
      border: none;
    }
    .parallel-card .step-sub {
      color: #2563eb;
      font-weight: 800;
      font-size: 0.8rem;
      letter-spacing: 0.5px;
      display: block;
      text-transform: uppercase;
    }
    .parallel-card.blue-card .step-sub {
      color: rgba(255,255,255,0.95);
    }
    .parallel-card .step-sub small {
      display: block;
      font-weight: 600;
      font-size: 0.65rem;
      margin-top: 2px;
      letter-spacing: 0;
    }
    .parallel-card h3 {
      font-size: 1.55rem !important; /* Larger and bolder as requested */
      font-weight: 800 !important;
      line-height: 1.15 !important;
      margin-bottom: 10px !important;
      color: #0f172a;
      letter-spacing: -0.3px !important;
      text-transform: none !important;
    }
    .parallel-card.blue-card h3 {
      color: #ffffff;
    }
    .parallel-card .step-divider {
      border: none;
      border-top: 1px solid rgba(0, 0, 0, 0.08);
      margin: 12px 0 14px 0;
      width: 48px;
    }
    .parallel-card.blue-card .step-divider {
      border-top: 1px solid rgba(255, 255, 255, 0.2);
    }
    .parallel-card p {
      font-size: 0.82rem !important; /* Smaller text as requested */
      color: #475569;
      line-height: 1.4 !important;
      margin: 0 !important;
      max-width: 65%; /* Leave room for image slot */
    }
    .parallel-card.blue-card p {
      color: rgba(255,255,255,0.85);
    }
    .parallel-card .card-bg-image {
      position: absolute;
      right: 0;
      bottom: 0;
      width: 100%;
      height: 100%;
      z-index: 1;
      pointer-events: none;
      border-radius: 20px;
      overflow: hidden;
      mix-blend-mode: multiply;
    }
    .parallel-card.blue-card .card-bg-image {
      mix-blend-mode: screen;
    }
    .parallel-card .card-bg-image img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      object-position: right bottom;
      transform-origin: right bottom;
    }
    .parallel-card .card2-bg img {
      transform: scale(1.2) translate(35px, 15px);
      filter: brightness(1.05) contrast(1.1);
    }
    .parallel-card .card3-bg img {
      transform: scale(1.0) translate(10px, 20px);
      filter: brightness(1.05) contrast(1.1);
    }
    .parallel-card .card4-bg img {
      transform: scale(1.2) translate(10%, 15%);
      filter: grayscale(1) contrast(15) brightness(0.7);
    }
    
    /* Header adjustments for Slide 6 */
    .business-slide .kicker {
      display: inline-flex;
      align-items: center;
      background: #dbeafe;
      color: #1e40af;
      font-weight: 800;
      padding: 5px 12px;
      border-radius: 20px;
      font-size: 0.75rem;
      letter-spacing: 0.5px;
      margin-bottom: 8px;
      border: 1px solid rgba(30, 64, 175, 0.1);
      text-transform: uppercase;
    }
    .business-slide h2 {
      font-size: 3.0rem !important; /* Adjusted to fit one line */
      line-height: 1.12 !important;
      margin-bottom: 8px !important;
      letter-spacing: -0.8px !important;
      white-space: nowrap; /* Force one line */
    }
    .business-slide .lead {
      color: #475569;
      font-size: 0.95rem !important;
      max-width: 100%;
      margin: 0 0 10px 0 !important;
      white-space: nowrap; /* Run on one line */
    }
    .business-slide .slide-header {
      text-align: left;
      margin-bottom: 10px;
      width: 100%;
    }

    /* Image for Box 1 */
    .parallel-card .card1-bg img {
      transform: scale(0.65) translate(8%, 8%);
      filter: brightness(1.05) contrast(1.1);
    }

    /* Nhích nhãn số 3 xuống một chút để tránh đè chi tiết chân đế */
    .reveal .cover-slide .label-stepper {
      bottom: 90px !important;
    }
/* ═══════════════════════════════════════════════════════════
   SLIDE 6 — BUSINESS PATH
   ═══════════════════════════════════════════════════════════ */
.use-bento {
  display: grid;
  grid-template-columns: 1.18fr 0.82fr 0.82fr;
  grid-template-rows: 175px 175px;
  gap: 16px;
  margin-top: 38px;
}

/* Explicit layout for ordered semantic HTML cards */
.use-card:nth-child(1) { grid-column: 1; grid-row: 1 / span 2; }
.use-card:nth-child(2) { grid-column: 2; grid-row: 1; }
.use-card:nth-child(3) { grid-column: 2; grid-row: 2; }
.use-card:nth-child(4) { grid-column: 3; grid-row: 1 / span 2; }

.path-steps {
  margin-top: 14px;
  font-size: 15px;
  font-weight: 600;
  color: var(--blue);
  opacity: 0.85;
  letter-spacing: 0.01em;
}

.path-steps span {
  margin: 0 6px;
  opacity: 0.4;
}

.step-label {
  display: inline-block;
  width: fit-content; /* Prevent stretching in flex/grid */
  margin-bottom: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.12);
  color: var(--blue);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.use-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: center; /* Center text vertically for cards 2, 3, 4 */
  position: relative;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1),
              box-shadow 0.3s cubic-bezier(0.32, 0.72, 0, 1);
}

.use-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.use-card.large {
  grid-row: span 2;
  justify-content: flex-start; /* Flow from top to bottom */
  background:
    linear-gradient(rgba(37, 99, 235, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.07) 1px, transparent 1px),
    #ffffff;
  background-size: 28px 28px;
}

.use-card.large strong {
  position: relative;
  z-index: 1;
  max-width: 210px; /* Force text to break vertically */
  margin-top: 4px;
  font-size: 36px;
  letter-spacing: -0.4px;
}

.use-card.blue-card {
  background: linear-gradient(145deg, var(--blue), var(--blue-deep));
  color: white;
  border-color: transparent;
}

.use-card.blue-card .step-label {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

.use-card.blue-card span,
.use-card.blue-card strong {
  color: white;
}

.mascot-use {
  position: absolute;
  right: 12px;
  bottom: -4px;
  width: 140px;
  opacity: 0.85;
  filter: drop-shadow(0 12px 20px rgba(15, 40, 90, 0.14));
}

.partner-icon {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 80px;
  height: 80px;
  opacity: 0.15;
  color: white;
}

/* ═══════════════════════════════════════════════════════════
   STAIRCASE LAYOUT (Business Path V2)
   ═══════════════════════════════════════════════════════════ */
.staircase-layout {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: end; 
  height: 380px; 
  margin: 40px auto 0;
  max-width: 1100px;
}

.staircase-card {
  background: white;
  border-radius: 16px;
  padding: 32px 24px;
  box-shadow: 0 12px 32px rgba(15, 35, 80, 0.08);
  border: 1px solid rgba(15, 35, 80, 0.08);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.staircase-card::before {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 64px;
  font-weight: 900;
  color: rgba(15, 35, 80, 0.04);
  line-height: 1;
  z-index: 0;
}
.staircase-card.step-1::before { content: "01"; }
.staircase-card.step-2::before { content: "02"; }
.staircase-card.step-3::before { content: "03"; }
.staircase-card.step-4::before { content: "04"; color: rgba(255, 255, 255, 0.08); }

.staircase-card .card-content {
  position: relative;
  z-index: 1;
}

.staircase-card .step-label {
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--blue);
  margin-bottom: 16px;
}

.staircase-card strong {
  display: block;
  font-size: 20px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
}

.staircase-card.step-1 { height: 200px; }
.staircase-card.step-2 { height: 260px; }
.staircase-card.step-3 { height: 320px; }
.staircase-card.step-4 { 
  height: 380px; 
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.25);
  border: none;
}

.staircase-card.step-4 .step-label { color: rgba(255,255,255,0.8); }
.staircase-card.step-4 strong { color: white; }

.staircase-mascot {
  position: absolute;
  bottom: -10px;
  right: -10px;
  width: 140px;
  opacity: 0.9;
  z-index: 0;
}

.staircase-icon {
  width: 48px;
  height: 48px;
  margin-top: auto;
  opacity: 0.9;
  z-index: 1;
}

/* ═══════════════════════════════════════════════════════════
   V3 PYRAMID LAYOUT
   ═══════════════════════════════════════════════════════════ */
.v3-slide {
  background-color: #fdfdfd;
}

.v3-slide {
  background-color: #f8fafc;
  background-image: 
    linear-gradient(to right, rgba(148, 163, 184, 0.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(148, 163, 184, 0.12) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: center center;
}

.v3-layout {
  display: grid;
  grid-template-columns: 460px 1fr;
  gap: 40px;
  height: 100%;
  align-items: center;
  padding: 0 20px;
}

.v3-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  color: #334155;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.v3-badge-dot {
  width: 6px;
  height: 6px;
  background: #3b82f6;
  border-radius: 50%;
}

.v3-title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0 0 24px 0;
  color: #0f172a;
}

.v3-lead {
  font-size: 20px;
  color: #475569;
  line-height: 1.6;
  max-width: 32ch;
  margin: 0;
}

.v3-diagram {
  width: 100%;
}

.v3-row {
  display: flex;
  align-items: center;
  margin-bottom: 24px;
  position: relative;
}

.v3-ring-col {
  width: 360px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  position: relative;
}

.v3-ring-wrapper {
  position: relative;
  width: 0;
  height: 0;
}

.v3-ring-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  height: auto;
  filter: drop-shadow(0 12px 24px rgba(0,0,0,0.06));
}

.v3-connector-col {
  flex-grow: 1;
  display: flex;
  align-items: center;
  position: relative;
  margin: 0 16px;
}

.v3-connector {
  width: 100%;
  height: 1px;
  background-image: linear-gradient(to right, rgba(148, 163, 184, 0.6) 50%, transparent 50%);
  background-size: 6px 100%;
}

.v3-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-left);
  position: absolute;
  right: -3px;
  box-shadow: 0 0 0 4px #f8fafc;
}

.v3-number-col {
  font-size: 18px;
  font-weight: 600;
  color: var(--c-left);
  margin-right: 20px;
  width: 28px;
  font-variant-numeric: tabular-nums;
}

.v3-card-col {
  width: 280px;
}

.v3-card {
  background: white;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.02), 0 12px 32px rgba(0,0,0,0.04);
  border: 1px solid rgba(0,0,0,0.03);
  position: relative;
}

.v3-card h4 {
  font-size: 16px;
  font-weight: 600;
  color: #0f172a;
  margin: 0 0 6px 0;
  letter-spacing: -0.01em;
}

.v3-card p {
  font-size: 14px;
  color: #64748b;
  line-height: 1.5;
  margin: 0;
}

.v3-icon-tab {
  position: absolute;
  top: -12px;
  right: 24px;
  width: 36px;
  height: 40px;
  border-radius: 4px;
  background: var(--color);
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  z-index: 2;
}

.v3-icon-tab::after {
  content: "";
  position: absolute;
  top: 10px;
  right: -6px;
  border-top: 6px solid var(--dark);
  border-right: 6px solid transparent;
  z-index: -1;
}

.v3-icon-tab svg {
  width: 18px;
  height: 18px;
}

.v3-card h4 {
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 6px;
}

.v3-card p {
  font-size: 13px;
  color: var(--ink-light);
  line-height: 1.4;
  margin: 0;
}

/* ═══════════════════════════════════════════════════════════