/* Apresentação — Grupo de 3: realmente mais barato? (Achou.pro) */

:root {
  --accent: #ff5540;
  --accent-mid: #ff7240;
  --accent-light: #ff9f6e;
  --accent-soft: rgba(255, 85, 64, 0.14);
  --accent-glow: rgba(255, 100, 70, 0.35);
  --gradient-brand: linear-gradient(135deg, #ff9f6e 0%, #ff7a55 48%, #ff5f5f 100%);
  --gradient-warm: linear-gradient(165deg, #fff7f3 0%, #fff0ea 42%, #ffe8df 100%);
  --gradient-dark: linear-gradient(165deg, #100e0d 0%, #1a1512 48%, #12100f 100%);
  --text: #1c1c1e;
  --text-muted: #6b7280;
  --text-soft: #9ca3af;
  --white: #ffffff;
  --card: #ffffff;
  --border: rgba(15, 23, 42, 0.08);
  --shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 60px rgba(15, 23, 42, 0.12);
  --font: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --slide-w: min(96vw, 1280px);
  --slide-h: min(88vh, 720px);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --green: #16a34a;
  --green-soft: rgba(22, 163, 74, 0.12);
  --amber: #d97706;
  --amber-soft: rgba(217, 119, 6, 0.12);
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  font-family: var(--font);
  color: var(--text);
  background: #0f1115;
}

/* ── Toolbar ── */
.deck-toolbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: rgba(15, 17, 21, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  transition: transform 0.35s var(--ease-out), opacity 0.35s;
}

.deck-toolbar.is-hidden {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}

.deck-toolbar__brand {
  font-weight: 800;
  font-size: 15px;
  color: #f2f2f5;
  margin-right: auto;
}

.deck-toolbar__brand span { color: var(--accent-light); }

.deck-toolbar__brand--link {
  text-decoration: none;
  transition: opacity 0.15s;
}

.deck-toolbar__brand--link:hover {
  opacity: 0.85;
}

.deck-toolbar button,
.deck-toolbar select {
  font: inherit;
  font-size: 13px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
  color: #e8ecf2;
  padding: 8px 14px;
  cursor: pointer;
  transition: filter 0.2s, background 0.2s;
}

.deck-toolbar button:hover { filter: brightness(1.1); }

.deck-toolbar button.primary {
  background: var(--gradient-brand);
  border: none;
  color: #fff;
  font-weight: 700;
}

.deck-toolbar__counter {
  font-size: 12px;
  color: #8b95a8;
  min-width: 72px;
  text-align: center;
}

/* ── Stage ── */
.deck-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  padding: 56px 16px 72px;
}

.deck-progress {
  position: fixed;
  bottom: 0;
  left: 0;
  height: 4px;
  background: var(--gradient-brand);
  z-index: 150;
  transition: width 0.45s var(--ease-out);
  box-shadow: 0 0 12px var(--accent-glow);
}

.deck-dots {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 150;
  transition: opacity 0.35s;
}

.deck-dots.is-hidden { opacity: 0; pointer-events: none; }

.deck-dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
  padding: 0;
  transition: transform 0.2s, background 0.2s;
}

.deck-dots button.is-active {
  background: var(--accent-light);
  transform: scale(1.35);
}

.deck-dots button:hover { background: rgba(255, 159, 110, 0.7); }

/* ── Slides container ── */
.deck {
  position: relative;
  width: var(--slide-w);
  height: var(--slide-h);
  perspective: 1200px;
}

.slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: clamp(28px, 4vw, 56px);
  border-radius: 24px;
  background: var(--gradient-warm);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateX(48px) scale(0.97);
  transition:
    opacity 0.5s var(--ease-out),
    transform 0.55s var(--ease-out),
    visibility 0.5s;
}

.slide.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0) scale(1);
  z-index: 10;
}

.slide.is-prev {
  opacity: 0;
  transform: translateX(-48px) scale(0.97);
}

.slide--dark {
  background: var(--gradient-dark);
  color: #f2f2f5;
}

.slide--dark .slide-eyebrow { color: var(--accent-light); }
.slide--dark .slide-lead { color: rgba(242, 242, 245, 0.75); }
.slide--dark .stat-card { background: rgba(255, 255, 255, 0.06); border-color: rgba(255, 255, 255, 0.1); }
.slide--dark .stat-card__label { color: rgba(242, 242, 245, 0.6); }

/* decorative blobs */
.slide::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 159, 110, 0.22) 0%, transparent 70%);
  top: -180px;
  right: -120px;
  pointer-events: none;
}

.slide::after {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 95, 95, 0.12) 0%, transparent 70%);
  bottom: -100px;
  left: -80px;
  pointer-events: none;
}

.slide > * { position: relative; z-index: 1; }

/* ── Typography ── */
.slide-eyebrow {
  font-size: clamp(11px, 1.2vw, 13px);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
}

.slide-title {
  font-size: clamp(28px, 4.2vw, 52px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
  max-width: 18ch;
}

.slide-title--wide { max-width: none; }

.slide-title--compact {
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1.2;
  margin-bottom: 10px;
}

.slide-header {
  flex-shrink: 0;
  margin-bottom: 4px;
}

.slide-lead--compact {
  font-size: clamp(14px, 1.5vw, 17px);
  line-height: 1.5;
  max-width: 58ch;
}

.slide-body--top {
  justify-content: flex-start;
  gap: 14px;
  overflow-y: auto;
}

.slide-note {
  font-size: 13px;
  color: var(--text-soft);
  margin: 0;
  font-style: italic;
}

.slide-title .accent {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.slide-lead {
  font-size: clamp(16px, 2vw, 22px);
  line-height: 1.5;
  color: var(--text-muted);
  margin: 0;
  max-width: 52ch;
}

.slide-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
  min-height: 0;
  overflow-y: auto;
}

.slide--data .slide-body {
  justify-content: flex-start;
  gap: 12px;
}

/* ── Hero slide ── */
.slide-hero {
  flex: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}

.slide-hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 20px;
}

.hero-orb {
  width: min(320px, 38vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 0 0 12px rgba(255, 255, 255, 0.5),
    0 24px 64px var(--accent-glow);
  animation: float 4s ease-in-out infinite;
}

.hero-orb--logo {
  padding: 10%;
}

.hero-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.1));
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero-meta {
  margin-top: 24px;
  font-size: 14px;
  color: var(--text-soft);
}

/* ── Stat cards ── */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.stat-card__value {
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-card__value--accent {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat-card__value--green { color: var(--green); }
.stat-card__value--amber { color: var(--amber); }

.stat-card__label {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.35;
}

/* ── Comparison bars ── */
.compare-chart {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 640px;
}

.compare-row {
  display: grid;
  grid-template-columns: 140px 1fr 64px;
  gap: 16px;
  align-items: center;
}

.compare-row__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
}

.compare-bar-wrap {
  height: 36px;
  background: rgba(15, 23, 42, 0.06);
  border-radius: 10px;
  overflow: hidden;
}

.slide--dark .compare-bar-wrap { background: rgba(255, 255, 255, 0.08); }

.compare-bar {
  height: 100%;
  border-radius: 10px;
  width: 0;
  transition: width 1s var(--ease-out) 0.2s;
}

.slide.is-active .compare-bar { width: var(--w, 0); }

.compare-bar--fake {
  background: linear-gradient(90deg, #fca5a5, #ef4444);
  opacity: 0.85;
}

.compare-bar--real {
  background: var(--gradient-brand);
}

.compare-bar--market {
  background: linear-gradient(90deg, #94a3b8, #64748b);
}

.compare-row__pct {
  font-size: 15px;
  font-weight: 800;
  text-align: right;
}

/* ── Product slide ── */
.product-slide {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 36px;
  align-items: start;
  flex: 1;
}

.slide--data .product-slide {
  grid-template-columns: minmax(120px, 160px) 1fr;
  gap: 20px;
  align-items: start;
}

.slide--data .product-card-wrap {
  max-width: 160px;
}

.slide--data .product-detail h3 {
  font-size: clamp(17px, 2vw, 22px);
  margin-bottom: 12px;
}

.slide--data .price-pill {
  padding: 10px 14px;
  font-size: 13px;
}

.slide--data .price-pill--grupo .price-pill__value {
  font-size: 18px;
}

.slide--data .savings-tag {
  margin-top: 10px;
  font-size: 13px;
  padding: 8px 12px;
}

.product-card {
  background: var(--card);
  border-radius: 20px;
  padding: 16px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}

.product-card__img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 14px;
  background: #f0f2f5;
}

.product-card__rank {
  position: absolute;
  top: 28px;
  left: 28px;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--gradient-brand);
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px var(--accent-glow);
}

.product-card-wrap { position: relative; }

.product-detail h3 {
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 800;
  line-height: 1.25;
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}

.price-compare {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.price-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-radius: 14px;
  font-size: 15px;
}

.price-pill--grupo {
  background: var(--green-soft);
  border: 2px solid rgba(22, 163, 74, 0.25);
}

.price-pill--market {
  background: rgba(15, 23, 42, 0.04);
  border: 1px solid var(--border);
}

.price-pill--fake {
  background: var(--amber-soft);
  border: 1px dashed rgba(217, 119, 6, 0.35);
  opacity: 0.9;
}

.price-pill__label { font-weight: 600; color: var(--text-muted); }
.price-pill__value { font-weight: 800; font-size: 18px; }
.price-pill--grupo .price-pill__value { color: var(--green); font-size: 22px; }

.savings-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 10px 16px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
  font-size: 15px;
}

/* ── Grid of products (overview) ── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  flex: 1;
  align-items: stretch;
}

.mini-product {
  background: var(--card);
  border-radius: 16px;
  padding: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  text-align: center;
  transition: transform 0.3s var(--ease-out);
}

.slide.is-active .mini-product {
  animation: popIn 0.5s var(--ease-out) backwards;
}

.slide.is-active .mini-product:nth-child(1) { animation-delay: 0.1s; }
.slide.is-active .mini-product:nth-child(2) { animation-delay: 0.18s; }
.slide.is-active .mini-product:nth-child(3) { animation-delay: 0.26s; }
.slide.is-active .mini-product:nth-child(4) { animation-delay: 0.34s; }
.slide.is-active .mini-product:nth-child(5) { animation-delay: 0.42s; }

@keyframes popIn {
  from { opacity: 0; transform: translateY(16px) scale(0.95); }
  to { opacity: 1; transform: none; }
}

.mini-product img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 10px;
}

.mini-product__name {
  font-size: 11px;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 8px;
  flex: 1;
  color: var(--text-muted);
}

.mini-product__prices {
  font-size: 12px;
}

.mini-product__grupo {
  font-weight: 800;
  color: var(--green);
  font-size: 16px;
}

.mini-product__market {
  color: var(--text-soft);
  text-decoration: line-through;
  font-size: 11px;
}

/* ── Steps / icons ── */
.steps-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.step-card {
  background: var(--card);
  border-radius: 18px;
  padding: 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  text-align: center;
}

.step-card__icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.step-card h4 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
}

.step-card p {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.45;
}

/* ── Verdict ── */
.verdict-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: stretch;
}

.verdict-panel {
  border-radius: 20px;
  padding: 28px;
}

.verdict-panel--yes {
  background: var(--green-soft);
  border: 2px solid rgba(22, 163, 74, 0.3);
}

.verdict-panel--but {
  background: var(--amber-soft);
  border: 2px solid rgba(217, 119, 6, 0.3);
}

.verdict-panel h4 {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 800;
}

.verdict-panel p {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-muted);
}

.verdict-panel--yes h4 { color: var(--green); }
.verdict-panel--but h4 { color: var(--amber); }

/* ── CTA slide ── */
.cta-slide {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 24px;
}

.cta-logo {
  font-size: clamp(48px, 8vw, 72px);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.cta-logo span {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 36px;
  border-radius: 16px;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 12px 40px var(--accent-glow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 48px var(--accent-glow);
}

.cta-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 24px;
  margin-top: 8px;
}

.cta-features span {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 600;
}

/* ── Table summary ── */
.summary-table-wrap {
  overflow: auto;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: var(--shadow);
}

.summary-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.summary-table th,
.summary-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.summary-table th {
  background: rgba(255, 85, 64, 0.06);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.summary-table tr:last-child td { border-bottom: none; }

.summary-table .num { font-weight: 800; }
.summary-table .num--green { color: var(--green); }
.summary-table .num--accent { color: var(--accent); }

.summary-table .num--muted {
  color: var(--text-soft);
  font-weight: 600;
  font-size: 12px;
}

.summary-table--full {
  font-size: 12px;
}

.summary-table--full th,
.summary-table--full td {
  padding: 8px 10px;
}

.summary-table--full th {
  font-size: 10px;
}

.summary-table .col-grupo { background: var(--green-soft); }
.summary-table .col-mediana,
.summary-table .col-media {
  background: var(--accent-soft);
  font-weight: 800;
}

/* Fotos abaixo da tabela de concorrentes */
.competitor-photos {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.competitor-photo {
  text-align: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px;
  box-shadow: var(--shadow);
}

.competitor-photo img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 6px;
  background: #f0f2f5;
}

.competitor-photo__name {
  font-size: 9px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-muted);
  display: block;
}

.competitor-photo__avg {
  font-size: 11px;
  font-weight: 800;
  color: var(--accent);
  margin-top: 4px;
  display: block;
}

/* ── Market charts ── */
.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-bottom: 8px;
}

.chart-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
}

.chart-legend__dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  flex-shrink: 0;
}

.chart-legend__dot--grupo { background: var(--green); }
.chart-legend__dot--ae { background: #e62e04; }
.chart-legend__dot--shopee { background: #ee4d2d; }
.chart-legend__dot--ml { background: #3483fa; }
.chart-legend__dot--amazon { background: #ff9900; }
.chart-legend__dot--media { background: var(--accent); }
.chart-legend__dot--mediana { background: var(--accent); }
.chart-legend__dot--card { background: #94a3b8; }

.market-overview {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.market-row {
  display: grid;
  grid-template-columns: minmax(100px, 130px) 1fr minmax(52px, 64px);
  gap: 8px;
  align-items: center;
}

.market-row__name {
  font-size: 11px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-muted);
}

.market-row__bars {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-height: 52px;
  justify-content: center;
}

.market-bar-line {
  display: grid;
  grid-template-columns: 72px 1fr 48px;
  gap: 6px;
  align-items: center;
  font-size: 10px;
}

.market-bar-line__store {
  font-weight: 600;
  color: var(--text-soft);
  text-align: right;
}

.market-bar-line__track {
  height: 14px;
  background: rgba(15, 23, 42, 0.05);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.market-bar-line__fill {
  height: 100%;
  border-radius: 4px;
  width: 0;
  transition: width 0.9s var(--ease-out) 0.15s;
}

.slide.is-active .market-bar-line__fill {
  width: var(--bar-w, 0);
}

.market-bar-line__fill--grupo { background: var(--green); }
.market-bar-line__fill--ae { background: #e62e04; }
.market-bar-line__fill--shopee { background: #ee4d2d; }
.market-bar-line__fill--ml { background: #3483fa; }
.market-bar-line__fill--amazon { background: #ff9900; }
.market-bar-line__fill--card { background: #cbd5e1; opacity: 0.85; }

.market-bar-line__price {
  font-weight: 800;
  font-size: 10px;
  color: var(--text);
}

.market-row__median,
.market-row__average {
  text-align: center;
  font-size: 11px;
  font-weight: 800;
  color: var(--accent);
  padding: 6px 4px;
  border-radius: 8px;
  background: var(--accent-soft);
  line-height: 1.2;
}

.market-row__median small,
.market-row__average small {
  display: block;
  font-size: 9px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.product-chart {
  margin-top: 12px;
  padding: 14px;
  background: rgba(15, 23, 42, 0.03);
  border-radius: 14px;
  border: 1px solid var(--border);
}

.product-chart__title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 0 0 10px;
}

.product-chart .market-bar-line {
  grid-template-columns: 88px 1fr 52px;
  margin-bottom: 4px;
}

.product-chart .market-bar-line__track {
  height: 16px;
}

.median-marker {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  z-index: 2;
  opacity: 0;
  transition: opacity 0.4s 0.6s, left 0.9s var(--ease-out) 0.15s;
}

.slide.is-active .median-marker {
  opacity: 1;
  left: var(--median-left, 50%);
}

.sources-foot {
  font-size: 10px;
  color: var(--text-soft);
  line-height: 1.4;
  margin: 0;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .slide-hero,
  .product-slide,
  .verdict-box { grid-template-columns: 1fr; }

  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-row { grid-template-columns: 1fr; }
  .compare-row { grid-template-columns: 100px 1fr 52px; }
  .product-card-wrap { max-width: 220px; margin: 0 auto; }
}

@media (max-width: 600px) {
  .deck-stage { padding: 48px 8px 64px; }
  .slide { padding: 20px; border-radius: 16px; }
  .products-grid { grid-template-columns: 1fr 1fr; }
  .deck-toolbar { flex-wrap: wrap; }
}

/* fullscreen */
body.is-fullscreen .deck-toolbar.is-hidden,
body.is-fullscreen .deck-dots.is-hidden { opacity: 0; }

body.is-presenting .deck-toolbar,
body.is-presenting .deck-dots { opacity: 0; pointer-events: none; }
body.is-presenting:hover .deck-toolbar,
body.is-presenting:hover .deck-dots {
  opacity: 1;
  pointer-events: auto;
}