/* ============================================================
   SLIDES.CSS — Per-slide content styles
   presentationclubastro.orbitalis.fr
   ============================================================ */

/* ============================================================
   SLIDE 1 — Title
   ============================================================ */
.title-screen {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.6rem;
}
.title-logo {
  font-size: clamp(0.8rem, 1.2vw, 1rem);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--cyan);
  font-weight: 700;
  display: flex; align-items: center; gap: 0.6rem;
}
.title-logo::before, .title-logo::after {
  content: '';
  display: inline-block;
  width: 32px; height: 1px;
  background: var(--cyan);
  opacity: 0.6;
}
.title-year {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 0.5rem;
}
.title-tags {
  display: flex; gap: 0.8rem; flex-wrap: wrap; justify-content: center;
}

/* ============================================================
   SLIDE 2 — Fil conducteur (3 cards)
   ============================================================ */
.three-topics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6vw;
  width: 100%;
}
.topic-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 1.8rem 1.5rem;
  border: 1px solid var(--border-dim);
  display: flex; flex-direction: column; gap: 0.7rem;
  transition: border-color 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}
.topic-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
}
.topic-card:nth-child(1)::after { background: var(--cyan); }
.topic-card:nth-child(2)::after { background: var(--orange); }
.topic-card:nth-child(3)::after { background: var(--violet-l); }
.topic-card:nth-child(1):hover { border-color: var(--border-cyan); box-shadow: var(--glow-c); }
.topic-card:nth-child(2):hover { border-color: rgba(245,158,11,0.35); box-shadow: 0 0 20px rgba(245,158,11,0.3); }
.topic-card:nth-child(3):hover { border-color: var(--border); box-shadow: var(--glow-v); }
.topic-num {
  font-size: clamp(1.6rem, 3vw, 2.8rem);
  font-weight: 900;
  opacity: 0.12;
  line-height: 1;
  align-self: flex-end;
  position: absolute; top: 1rem; right: 1.2rem;
}
.topic-icon { font-size: 1.8rem; }
.topic-card h3 { font-size: clamp(0.9rem, 1.6vw, 1.4rem); }
.topic-card p  { font-size: clamp(0.78rem, 1.1vw, 0.95rem); color: var(--text-dim); line-height: 1.55; }
.topic-duration { margin-top: auto; font-size: 0.72rem; letter-spacing: 0.1em; color: var(--text-muted); }

/* ============================================================
   PROBLEM SLIDE — big question callout
   ============================================================ */
.problem-callout {
  background: var(--bg-card);
  border-radius: 18px;
  border: 1px solid var(--border-dim);
  padding: 2.5rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  width: 100%;
}
.problem-callout::before {
  content: '?';
  position: absolute;
  font-size: 14rem;
  font-weight: 900;
  opacity: 0.03;
  right: -1rem; top: -2rem;
  color: var(--cyan);
  line-height: 1;
  pointer-events: none;
}
.problem-q {
  font-size: clamp(1.4rem, 3vw, 2.8rem);
  font-weight: 700;
  line-height: 1.25;
}
.problem-vs {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
  width: 100%;
}
.vs-divider {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--text-muted);
}
.vs-option {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 1.2rem 1.5rem;
  border: 1px solid var(--border-dim);
  text-align: center;
}
.vs-option.bad  { border-color: rgba(239,68,68,0.25); }
.vs-option.good { border-color: rgba(16,185,129,0.30); }
.vs-option .opt-icon { font-size: 2rem; }
.vs-option h4 { font-size: 0.9rem; margin-top: 0.5rem; }

/* ============================================================
   SCORE GAUGE
   ============================================================ */
.score-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}
.score-ring {
  position: relative;
  width: clamp(100px, 12vw, 160px);
  height: clamp(100px, 12vw, 160px);
}
.score-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.score-ring .ring-bg {
  fill: none;
  stroke: rgba(255,255,255,0.06);
  stroke-width: 8;
}
.score-ring .ring-val {
  fill: none;
  stroke-width: 8;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.8s var(--ease), stroke 0.4s;
}
.score-ring .ring-text {
  position: absolute;
  inset: 0; display: flex; align-items: center; justify-content: center;
  flex-direction: column;
}
.score-ring .ring-number {
  font-size: clamp(1.4rem, 2.5vw, 2.2rem);
  font-weight: 800;
  line-height: 1;
  transition: color 0.4s;
}
.score-ring .ring-pct { font-size: 0.65rem; color: var(--text-muted); }

/* Score color classes */
.score-excellent { --score-color: #10b981; }
.score-good      { --score-color: #6ee7b7; }
.score-medium    { --score-color: #f59e0b; }
.score-poor      { --score-color: #ef4444; }

/* Capsule bars */
.capsule-list { display: flex; flex-direction: column; gap: 0.7rem; width: 100%; }
.capsule-row {
  display: flex; align-items: center; gap: 1rem;
}
.capsule-label {
  font-size: 0.8rem; color: var(--text-dim); width: 110px; flex-shrink: 0;
  display: flex; align-items: center; gap: 0.4rem;
}
.capsule-bar-wrap {
  flex: 1; height: 8px; background: rgba(255,255,255,0.06); border-radius: 4px; overflow: hidden;
}
.capsule-bar {
  height: 100%; border-radius: 4px;
  transition: width 0.7s var(--ease);
}
.capsule-val { font-size: 0.8rem; font-weight: 700; width: 44px; text-align: right; }

/* ============================================================
   FACTOR DETAIL SLIDES
   ============================================================ */
.factor-hero {
  width: 100%;
  background: var(--bg-card);
  border-radius: 18px;
  border: 1px solid var(--border-dim);
  padding: 2rem 2.5rem;
  position: relative;
  overflow: hidden;
}
.factor-weight-badge {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  border-radius: 8px;
  font-size: clamp(1.8rem, 3.5vw, 3.5rem);
  font-weight: 900;
  line-height: 1;
  background: rgba(6,182,212,0.1);
  color: var(--cyan);
  border: 1px solid rgba(6,182,212,0.3);
}
.factor-formula {
  font-family: 'Cascadia Code', monospace;
  font-size: clamp(0.9rem, 1.6vw, 1.3rem);
  background: var(--bg-code);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  border-left: 3px solid var(--cyan);
  color: var(--cyan-l);
}
.derivative-box {
  background: rgba(124,58,237,0.08);
  border: 1px solid rgba(124,58,237,0.3);
  border-radius: 10px;
  padding: 0.8rem 1.2rem;
  font-size: clamp(0.82rem, 1.2vw, 1rem);
  color: var(--violet-ll);
}

/* Two factors side by side */
.factors-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5vw; width: 100%; }
.factor-mini {
  background: var(--bg-card);
  border-radius: 14px;
  border: 1px solid var(--border-dim);
  padding: 1.4rem 1.6rem;
  display: flex; flex-direction: column; gap: 0.7rem;
}

/* ============================================================
   FORMULA BUILD-UP (slide 8)
   ============================================================ */
.formula-builder {
  width: 100%;
  background: var(--bg-code);
  border-radius: 14px;
  border: 1px solid var(--border-dim);
  padding: 1.8rem 2.4rem;
  display: flex; flex-direction: column; gap: 0.8rem;
}
.formula-row {
  display: flex; align-items: baseline; gap: 0.4rem; flex-wrap: wrap;
  font-family: 'Cascadia Code', monospace;
  font-size: clamp(0.85rem, 1.4vw, 1.1rem);
  line-height: 1.6;
}
.formula-lhs { color: var(--text); font-weight: 700; }
.formula-eq  { color: var(--text-muted); }
.f-term {
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-weight: 600;
}
.f-term--cloud { background: rgba(6,182,212,0.15);  color: var(--cyan-l); }
.f-term--vis   { background: rgba(124,58,237,0.15); color: var(--violet-ll); }
.f-term--hum   { background: rgba(245,158,11,0.15); color: var(--orange-l); }
.f-term--moon  { background: rgba(16,185,129,0.15); color: var(--green-l); }
.f-plus { color: var(--text-dim); font-size: 1.1em; }
.f-question { color: var(--text-muted); font-size: 1em; }

/* Step legend */
.formula-legend {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 0.8rem; width: 100%;
}
.legend-item {
  display: flex; flex-direction: column; gap: 0.25rem;
  padding: 0.7rem 0.9rem;
  border-radius: 10px;
}
.legend-item--cloud { background: rgba(6,182,212,0.08);  border: 1px solid rgba(6,182,212,0.3); }
.legend-item--vis   { background: rgba(124,58,237,0.08); border: 1px solid rgba(124,58,237,0.3); }
.legend-item--hum   { background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.3); }
.legend-item--moon  { background: rgba(16,185,129,0.08); border: 1px solid rgba(16,185,129,0.3); }
.legend-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); }
.legend-weight { font-size: 1.1rem; font-weight: 800; }
.legend-item--cloud .legend-weight { color: var(--cyan); }
.legend-item--vis   .legend-weight { color: var(--violet-l); }
.legend-item--hum   .legend-weight { color: var(--orange); }
.legend-item--moon  .legend-weight { color: var(--green); }

/* ============================================================
   NUMERIC EXAMPLE (slide 9)
   ============================================================ */
.calc-steps {
  display: flex; flex-direction: column; gap: 0.6rem; width: 100%;
}
.calc-line {
  display: grid;
  grid-template-columns: 28px 180px auto;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 1.2rem;
  background: var(--bg-card);
  border-radius: 8px;
  border-left: 3px solid transparent;
  font-family: 'Cascadia Code', monospace;
  font-size: clamp(0.8rem, 1.2vw, 1rem);
}
.calc-line.cloud { border-color: var(--cyan); }
.calc-line.vis   { border-color: var(--violet-l); }
.calc-line.hum   { border-color: var(--orange); }
.calc-line.moon  { border-color: var(--green); }
.calc-line.total { border-color: var(--text-dim); background: rgba(16,185,129,0.06); border-left-color: var(--green); }
.calc-num { font-size: 0.7rem; color: var(--text-muted); font-family: system-ui; }
.calc-label { color: var(--text-dim); }
.calc-value { color: var(--text); font-weight: 700; }
.calc-total-value { font-size: 1.5em; color: var(--green); }
.calc-input-row {
  display: flex; gap: 0.8rem; flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.calc-input-chip {
  padding: 0.2rem 0.7rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-family: 'Cascadia Code', monospace;
}

/* ============================================================
   INTERACTIVE CALCULATOR (slides 10 & 19)
   ============================================================ */
.calculator {
  background: var(--bg-card);
  border-radius: 18px;
  border: 1px solid var(--border-dim);
  padding: 1.8rem 2.2rem;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem 3vw;
  align-items: start;
}
.slider-group { display: flex; flex-direction: column; gap: 0.5rem; }
.slider-group label {
  font-size: 0.82rem; color: var(--text-dim);
  display: flex; justify-content: space-between; align-items: center;
}
.slider-group label span { font-weight: 700; color: var(--text); font-size: 0.9rem; }

/* Slider with min/max labels and value bubble */
.slider-with-labels {
  display: flex; align-items: center; gap: 0.45rem;
}
.slider-bound {
  font-size: 0.6rem; color: var(--text-muted);
  min-width: 2.6rem; white-space: nowrap;
}
.slider-bound--min { text-align: right; }
.slider-bound--max { text-align: left; }
.slider-track-wrap {
  flex: 1; position: relative; padding-top: 18px;
}
.slider-val-bubble {
  position: absolute; top: 0; left: 50%;
  transform: translateX(-50%);
  font-size: 0.68rem; font-weight: 700;
  color: var(--cyan-l);
  white-space: nowrap;
  background: rgba(6,182,212,0.12);
  border: 1px solid rgba(6,182,212,0.25);
  border-radius: 4px;
  padding: 0 0.3rem;
  pointer-events: none;
  transition: left 0.05s;
}

.slider-group input[type=range] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}
.slider-group input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--violet-l);
  box-shadow: 0 0 6px rgba(124,58,237,0.6);
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
}
.slider-group input[type=range]::-webkit-slider-thumb:hover {
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(6,182,212,0.6);
}
.calc-result {
  grid-column: 1 / -1;
  display: flex; align-items: center; gap: 2rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border-dim);
}
.calc-score-big {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1;
  transition: color 0.4s;
}
.calc-breakdown { flex: 1; }
.calc-breakdown-row {
  display: flex; align-items: center; gap: 0.7rem;
  font-size: 0.8rem; color: var(--text-dim);
  margin-bottom: 0.3rem;
}
.calc-breakdown-bar {
  flex: 1; height: 5px; background: rgba(255,255,255,0.06);
  border-radius: 3px; overflow: hidden;
}
.calc-breakdown-fill { height: 100%; border-radius: 3px; transition: width 0.5s var(--ease); }
.calc-interpretation {
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 6px;
  margin-top: 0.4rem;
  display: inline-block;
  transition: background 0.4s, color 0.4s;
}

/* ============================================================
   ML / CALIBRATION (slide 11)
   ============================================================ */
.ml-flow {
  display: flex; align-items: center; gap: 1.2rem; width: 100%;
  flex-wrap: wrap; justify-content: center;
}
.ml-step {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 12px;
  padding: 1rem 1.4rem;
  text-align: center;
  min-width: 130px;
  flex: 1; max-width: 180px;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}
.ml-step:hover {
  border-color: rgba(6,182,212,0.45);
  background: rgba(6,182,212,0.05);
  box-shadow: 0 0 14px rgba(6,182,212,0.15);
}
.ml-step .info-hint {
  font-size: 0.58rem; color: var(--text-muted); margin-top: 0.3rem; letter-spacing: 0.05em;
}
.ml-arrow { color: var(--text-muted); font-size: 1.3rem; }
.ml-step h4 { font-size: 0.85rem; color: var(--text); margin-top: 0.4rem; }
.ml-step p  { font-size: 0.72rem; color: var(--text-muted); margin-top: 0.2rem; }
.ml-step .icon { font-size: 1.5rem; }

/* Title slide — three colored points */
.title-three-points {
  display: flex; align-items: center; justify-content: center;
  gap: 0.6rem; flex-wrap: wrap;
}
.title-point {
  font-size: clamp(0.85rem, 1.4vw, 1.1rem);
  font-weight: 700;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  letter-spacing: 0.04em;
}
.title-point--cyan   { background: rgba(6,182,212,0.12);  color: var(--cyan-l);   border-color: rgba(6,182,212,0.3); }
.title-point--orange { background: rgba(245,158,11,0.12); color: var(--orange-l); border-color: rgba(245,158,11,0.3); }
.title-point--violet { background: rgba(124,58,237,0.12); color: var(--violet-l); border-color: rgba(124,58,237,0.3); }
.title-point-sep { color: var(--text-muted); font-size: 0.9rem; }

/* ============================================================
   KP CHART (slide 14)
   ============================================================ */
.kp-chart-wrap {
  width: 100%;
  background: var(--bg-code);
  border-radius: 12px;
  border: 1px solid var(--border-dim);
  padding: 0.5rem;
}
.kp-chart-wrap svg {
  width: 100%;
  height: auto;
}
.kp-axis-label { font-size: 0.72rem; fill: var(--text-muted); font-family: 'Segoe UI', system-ui; }
.kp-axis-tick  { stroke: rgba(255,255,255,0.1); stroke-width: 1; }
.kp-grid-line  { stroke: rgba(255,255,255,0.04); stroke-width: 1; }
.kp-curve-path {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 700;
  stroke-dashoffset: 700;
}
.slide--active .kp-curve-path {
  animation: drawLine 1.4s 0.4s var(--ease) forwards;
}
.kp-area-fill {
  opacity: 0;
  animation: fadeIn 0.5s 1.7s ease forwards;
}
.slide--active .kp-area-fill {
  animation: fadeIn 0.5s 1.7s ease forwards;
}
.kp-zone-label {
  fill: rgba(255,255,255,0.35);
  font-size: 0.7rem;
  font-family: 'Segoe UI', system-ui;
}
.kp-highlight { fill: rgba(6,182,212,0.12); rx: 4; }
.kp-dot {
  fill: var(--cyan);
  stroke: var(--bg-code);
  stroke-width: 2;
  r: 5;
  opacity: 0;
}
.slide--active .kp-dot { animation: fadeIn 0.3s 1.8s ease forwards; }

/* Kp scale bar */
.kp-scale {
  display: flex; width: 100%;
  border-radius: 8px; overflow: hidden; height: 28px;
}
.kp-scale-seg {
  flex: 1;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; color: rgba(255,255,255,0.8);
}

/* ============================================================
   LATITUDE TABLE (slide 15)
   ============================================================ */
.lat-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: 10px;
  overflow: hidden;
}
.lat-table th {
  padding: 0.7rem 1rem;
  background: rgba(245,158,11,0.12);
  color: var(--orange-l);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-align: left;
  border-bottom: 1px solid rgba(245,158,11,0.2);
}
.lat-table td {
  padding: 0.65rem 1rem;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border-dim);
  color: var(--text-dim);
}
.lat-table tr.highlighted td { background: rgba(245,158,11,0.06); color: var(--text); }
.lat-bar-cell { width: 40%; }
.lat-bar { height: 8px; border-radius: 4px; background: rgba(245,158,11,0.3); position: relative; }
.lat-bar-fill { height: 100%; border-radius: 4px; background: var(--orange); transition: width 0.5s var(--ease); }
.lat-factor { color: var(--orange-l); font-weight: 700; }

/* ============================================================
   FORMULA MULTIPLICATIVE (slide 17)
   ============================================================ */
.mult-formula {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 0.3rem;
  padding: 1.5rem 2rem;
  background: var(--bg-code);
  border-radius: 14px;
  border: 1px solid var(--border-dim);
  width: 100%;
}
.mult-lhs { font-size: clamp(1.2rem, 2vw, 1.7rem); font-weight: 700; color: var(--text); }
.mult-eq  { font-size: clamp(1.2rem, 2vw, 1.7rem); color: var(--text-muted); margin: 0 0.3rem; }
.mult-factor {
  font-size: clamp(0.9rem, 1.5vw, 1.3rem);
  font-weight: 700;
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  border: 1px solid transparent;
  font-family: 'Cascadia Code', monospace;
}
.mult-factor--kp    { background: rgba(239,68,68,0.12);    color: var(--red-l);      border-color: rgba(239,68,68,0.3); }
.mult-factor--lat   { background: rgba(245,158,11,0.12);   color: var(--orange-l);   border-color: rgba(245,158,11,0.3); }
.mult-factor--cloud { background: rgba(6,182,212,0.12);    color: var(--cyan-l);     border-color: rgba(6,182,212,0.3); }
.mult-factor--night { background: rgba(124,58,237,0.12);   color: var(--violet-ll);  border-color: rgba(124,58,237,0.3); }
.mult-factor--moon  { background: rgba(16,185,129,0.12);   color: var(--green-l);    border-color: rgba(16,185,129,0.3); }
.mult-times { color: var(--text-muted); font-size: 1.2em; }

/* ============================================================
   COMPARISON (slide 18 — Finlande vs France)
   ============================================================ */
.country-compare {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  gap: 2vw; width: 100%;
}
.country-card {
  background: var(--bg-card);
  border-radius: 16px;
  border: 1px solid var(--border-dim);
  padding: 1.8rem;
  display: flex; flex-direction: column; gap: 0.8rem; align-items: center; text-align: center;
}
.country-flag { font-size: 3rem; }
.country-score {
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 900;
  line-height: 1;
}
.country-good  .country-score { color: var(--green); }
.country-limit .country-score { color: var(--red); }
.country-details { font-size: 0.78rem; color: var(--text-muted); line-height: 1.7; white-space: pre-line; }
.compare-vs {
  font-size: 1.2rem; font-weight: 900;
  color: var(--text-muted);
  background: var(--bg-card2);
  border-radius: 50%;
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
}

/* ============================================================
   LLM + RAG SECTION
   ============================================================ */

/* Slide 20 — Problem */
.object-count {
  font-size: clamp(4rem, 10vw, 9rem);
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, var(--violet-l), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Slide 21 — 3 approaches */
.approach-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 0.5rem;
}
.approach-table th {
  padding: 0.7rem 1.2rem;
  text-align: left;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.approach-row td {
  padding: 1rem 1.4rem;
  background: var(--bg-card);
  font-size: 0.9rem;
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
}
.approach-row td:first-child { border-radius: 10px 0 0 10px; border-left: 1px solid var(--border-dim); }
.approach-row td:last-child  { border-radius: 0 10px 10px 0; border-right: 1px solid var(--border-dim); }
.approach-row.best td { background: rgba(16,185,129,0.05); border-color: rgba(16,185,129,0.25); }
.approach-row.bad  td { background: rgba(239,68,68,0.04);  border-color: rgba(239,68,68,0.2); }
.approach-name { font-weight: 700; }

/* Slide 22 — Hallucination */
.hallucination-demo {
  display: flex; flex-direction: column; gap: 1rem; width: 100%;
}
.hal-bad, .hal-good {
  border-radius: 12px;
  padding: 1.2rem 1.8rem;
  display: flex; align-items: flex-start; gap: 1rem;
}
.hal-bad  { background: rgba(239,68,68,0.06);  border: 1px solid rgba(239,68,68,0.25); }
.hal-good { background: rgba(16,185,129,0.06); border: 1px solid rgba(16,185,129,0.25); }
.hal-badge {
  padding: 0.2rem 0.6rem; border-radius: 5px;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em;
  white-space: nowrap; align-self: flex-start; margin-top: 0.1rem;
}
.hal-bad  .hal-badge { background: rgba(239,68,68,0.2);  color: var(--red-l); }
.hal-good .hal-badge { background: rgba(16,185,129,0.2); color: var(--green-l); }
.hal-text { font-size: clamp(0.88rem, 1.4vw, 1.1rem); }
.strikethrough { text-decoration: line-through; color: var(--red); }
.correct-val { color: var(--green); font-weight: 700; }
.hal-source { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.3rem; }

/* Slide 23 — RAG definition */
.rag-steps {
  display: flex; align-items: center; gap: 0; width: 100%;
}
.rag-step {
  flex: 1; padding: 1.6rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem;
}
.rag-step:first-child { border-radius: 14px 0 0 14px; border-right: none; }
.rag-step:last-child  { border-radius: 0 14px 14px 0; }
.rag-step:first-child { border-color: var(--border-cyan); }
.rag-step:last-child  { border-color: var(--border); border-left: none; }
.rag-step-icon { font-size: 2rem; }
.rag-letter {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  line-height: 1;
}
.rag-step:first-child .rag-letter { color: var(--cyan); }
.rag-step:last-child  .rag-letter { color: var(--violet-l); }
.rag-step-name { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-dim); }
.rag-arrow-between {
  display: flex; flex-direction: column; align-items: center; gap: 0.2rem;
  padding: 0 0.8rem; color: var(--text-muted); font-size: 1.2rem;
  z-index: 1;
}
.rag-arrow-between span { font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; }

/* Slide 24 — Pipeline */
.pipeline-flow {
  display: flex; flex-direction: column; align-items: center; gap: 0; width: 100%;
}
.pipe-box {
  width: 100%;
  max-width: 560px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  padding: 0.9rem 1.4rem;
  display: flex; align-items: center; gap: 0.8rem;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
  font-size: clamp(0.78rem, 1.1vw, 0.95rem);
}
.pipe-box.pipe-lit {
  border-color: var(--border-cyan);
  background: rgba(6,182,212,0.06);
  box-shadow: var(--glow-c);
}
.pipe-box-icon { font-size: 1.2rem; opacity: 0.7; }
.pipe-box-label { font-weight: 600; }
.pipe-box-desc  { font-size: 0.75rem; color: var(--text-muted); }
.pipe-arrow { font-size: 1rem; color: var(--text-muted); margin: 0.1rem 0; opacity: 0.5; }
.pipe-box.pipe-lit .pipe-box-icon { opacity: 1; }

/* Slide 25 — Cascade */
.cascade-flow {
  display: flex; flex-direction: column; gap: 0; width: 100%;
}
.cascade-step {
  display: flex; align-items: center; gap: 1rem;
  padding: 0.7rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 0;
  font-size: 0.9rem;
  position: relative;
  transition: background 0.3s, border-color 0.3s;
}
.cascade-step:first-child { border-radius: 10px 10px 0 0; }
.cascade-step:last-child  { border-radius: 0 0 10px 10px; }
.cascade-step + .cascade-step { border-top: none; }
.cascade-step.cascade-lit {
  background: rgba(124,58,237,0.07);
  border-color: var(--border);
}
.cascade-step-num {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700; color: var(--text-muted);
  flex-shrink: 0;
  transition: background 0.3s, color 0.3s;
}
.cascade-step.cascade-lit .cascade-step-num {
  background: rgba(124,58,237,0.2);
  color: var(--violet-l);
}
.cascade-step-label { font-weight: 600; }
.cascade-step-sub   { font-size: 0.75rem; color: var(--text-muted); }
.cascade-step-arrow { margin-left: auto; color: var(--text-muted); font-size: 0.8rem; }
.cascade-step.cascade-lit .cascade-step-arrow { color: var(--green); }

/* Slide 26 — Prompt construction */
.prompt-boxes {
  display: flex; flex-direction: column; gap: 1rem; width: 100%;
}
.prompt-box {
  background: var(--bg-code);
  border-radius: 12px;
  border: 1px solid var(--border-dim);
  overflow: hidden;
}
.prompt-box-header {
  padding: 0.5rem 1.2rem;
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  display: flex; align-items: center; gap: 0.5rem;
}
.prompt-box.system .prompt-box-header { background: rgba(124,58,237,0.15); color: var(--violet-l); }
.prompt-box.user   .prompt-box-header { background: rgba(6,182,212,0.12);  color: var(--cyan); }
.prompt-box-body {
  padding: 1rem 1.4rem;
  font-family: 'Cascadia Code', monospace;
  font-size: clamp(0.74rem, 1.05vw, 0.88rem);
  line-height: 1.8;
  color: var(--text-dim);
}
.ph { color: var(--cyan); }         /* highlight — data values */
.pr { color: var(--orange-l); }     /* highlight — rules */
.pg { color: var(--green-l); }      /* highlight — object name */

/* Slide 27 — RAG Demo interactive */
.rag-demo-box {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 18px;
  padding: 2rem 2.5rem;
  width: 100%;
  display: flex; flex-direction: column; gap: 1.2rem;
}
.rag-demo-controls {
  display: flex; gap: 1rem; align-items: center; flex-wrap: wrap;
}
.rag-demo-input {
  flex: 1; min-width: 120px;
  background: var(--bg-code);
  border: 1px solid var(--border-dim);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  color: var(--text);
  font-size: 1rem;
  font-family: 'Cascadia Code', monospace;
  outline: none;
  transition: border-color 0.2s;
}
.rag-demo-input:focus { border-color: var(--violet-l); }

.rag-pipeline-mini {
  display: flex; align-items: center; gap: 0;
  border-radius: 10px; overflow: hidden;
  border: 1px solid var(--border-dim);
}
.rag-mini-step {
  flex: 1; padding: 0.5rem 0.3rem;
  text-align: center;
  font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-muted);
  background: var(--bg-code);
  border-right: 1px solid var(--border-dim);
  transition: background 0.2s, color 0.2s;
  cursor: pointer; user-select: none;
}
.rag-mini-step:hover {
  background: rgba(124,58,237,0.1);
  color: var(--violet-l);
}
.rag-mini-step:last-child { border-right: none; }
.rag-mini-step.rag-step--active,
.rag-mini-step.active-step {
  background: rgba(124,58,237,0.15);
  color: var(--violet-l);
}
.rag-mini-step.rag-step--done,
.rag-mini-step.done-step {
  background: rgba(16,185,129,0.08);
  color: var(--green-l);
}
.rag-mini-step.rag-step--selected {
  background: rgba(6,182,212,0.18);
  color: var(--cyan-l);
  font-weight: 700;
}

/* Panneau données étape pipeline */
.rag-step-panel {
  background: var(--bg-code);
  border: 1px solid rgba(6,182,212,0.35);
  border-radius: 10px;
  overflow: hidden;
  animation: panelIn 0.18s ease;
}
@keyframes panelIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.rag-step-panel-header {
  display: flex; align-items: center; gap: 0.55rem;
  padding: 0.5rem 0.9rem;
  background: rgba(6,182,212,0.06);
  border-bottom: 1px solid var(--border-dim);
}
.rag-step-panel-icon  { font-size: 1rem; flex-shrink: 0; }
.rag-step-panel-label {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--cyan-l); flex-shrink: 0;
}
.rag-step-panel-desc  { font-size: 0.7rem; color: var(--text-muted); flex: 1; }
.rag-step-panel-close {
  background: none; border: none; cursor: pointer;
  color: var(--text-muted); font-size: 1.1rem; line-height: 1;
  padding: 0 0.3rem; transition: color 0.15s; flex-shrink: 0;
}
.rag-step-panel-close:hover { color: var(--text); }
.rag-step-panel-content {
  padding: 0.75rem 1rem;
  font-family: 'Cascadia Code', 'Courier New', monospace;
  font-size: 0.74rem; line-height: 1.6;
  max-height: 148px; overflow-y: auto;
}
.json-block { margin: 0; white-space: pre; color: var(--text); }
.json-key  { color: var(--cyan-l); }
.json-str  { color: #a8d8a0; }
.json-num  { color: #f9a855; }
.json-bool { color: var(--violet-l); }
.step-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; padding: 0.2rem 0; }
.step-tag  {
  background: rgba(124,58,237,0.15); color: var(--violet-l);
  border-radius: 4px; padding: 0.15rem 0.55rem; font-size: 0.72rem;
}
.step-text { color: var(--text); font-family: inherit; font-size: 0.8rem; line-height: 1.65; }
.prompt-block { margin-bottom: 0.55rem; }
.prompt-role {
  font-size: 0.64rem; letter-spacing: 0.08em; text-transform: uppercase;
  font-weight: 700; margin-bottom: 0.2rem;
}
.prompt-role.role-system  { color: var(--violet-l); }
.prompt-role.role-context { color: var(--cyan-l); }
.prompt-role.role-user    { color: var(--green-l); }
.prompt-text { color: var(--text); white-space: pre-wrap; }

.rag-output-box {
  background: var(--bg-code);
  border-radius: 10px;
  border: 1px solid var(--border-dim);
  padding: 1rem 1.4rem;
  min-height: 80px;
  font-size: clamp(0.82rem, 1.2vw, 1rem);
  line-height: 1.75;
  color: var(--text);
}
.rag-output-box .cursor {
  display: inline-block;
  width: 2px; height: 1em;
  background: var(--cyan);
  animation: blink 0.7s step-end infinite;
  vertical-align: text-bottom;
  margin-left: 1px;
}
@keyframes blink { 50% { opacity: 0; } }

/* Slide 28 — Annotated output */
.annotated-text {
  width: 100%;
  background: var(--bg-card);
  border-radius: 14px;
  border: 1px solid var(--border-dim);
  padding: 1.6rem 2rem;
  display: flex; flex-direction: column; gap: 0.8rem;
}
.anno-sentence { font-size: clamp(0.88rem, 1.4vw, 1.1rem); line-height: 1.7; }
.anno-fact {
  background: rgba(6,182,212,0.12);
  color: var(--cyan-l);
  border-radius: 3px;
  padding: 0 0.2rem;
  position: relative;
  cursor: default;
}
.anno-fact::after {
  content: attr(data-src);
  position: absolute;
  bottom: calc(100% + 4px);
  left: 50%; transform: translateX(-50%);
  background: var(--bg-card2);
  border: 1px solid var(--border-cyan);
  border-radius: 6px;
  padding: 0.3rem 0.6rem;
  font-size: 0.7rem;
  color: var(--cyan);
  white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
  z-index: 10;
}
.anno-fact:hover::after { opacity: 1; }
/* ============================================================
   SLIDER color variants (OVATION & meteo)
   ============================================================ */
/* bubbles — plus visibles */
.slider-group--kp    .slider-val-bubble { color: #fff; background: rgba(239,68,68,0.75);   border-color: #fca5a5; }
.slider-group--lat   .slider-val-bubble { color: #1a1a1a; background: rgba(245,158,11,0.85); border-color: #fcd34d; }
.slider-group--cloud .slider-val-bubble { color: #0e2d33; background: rgba(6,182,212,0.80);  border-color: #67e8f9; }
.slider-group--night .slider-val-bubble { color: #fff; background: rgba(124,58,237,0.75);  border-color: #c4b5fd; }
.slider-group--moon  .slider-val-bubble { color: #0e2a1f; background: rgba(16,185,129,0.80); border-color: #6ee7b7; }
.slider-group--vis   .slider-val-bubble { color: #fff; background: rgba(124,58,237,0.75);  border-color: #c4b5fd; }
.slider-group--hum   .slider-val-bubble { color: #1a1a1a; background: rgba(245,158,11,0.85); border-color: #fcd34d; }
/* colored min/max labels per slider */
.slider-group--kp    .slider-bound { color: #fca5a5; }
.slider-group--lat   .slider-bound { color: #fcd34d; }
.slider-group--cloud .slider-bound { color: #67e8f9; }
.slider-group--night .slider-bound { color: #c4b5fd; }
.slider-group--moon  .slider-bound { color: #6ee7b7; }
.slider-group--vis   .slider-bound { color: #c4b5fd; }
.slider-group--hum   .slider-bound { color: #fcd34d; }
/* colored label text */
.slider-group--kp    label { color: #fca5a5; }
.slider-group--lat   label { color: #fcd34d; }
.slider-group--cloud label { color: #67e8f9; }
.slider-group--night label { color: #c4b5fd; }
.slider-group--moon  label { color: #6ee7b7; }
.slider-group--vis   label { color: #c4b5fd; }
.slider-group--hum   label { color: #fcd34d; }
/* colored slider thumb */
.slider-group--kp    input[type=range] { accent-color: #fca5a5; }
.slider-group--lat   input[type=range] { accent-color: #fcd34d; }
.slider-group--cloud input[type=range] { accent-color: #67e8f9; }
.slider-group--night input[type=range] { accent-color: #c4b5fd; }
.slider-group--moon  input[type=range] { accent-color: #6ee7b7; }
.slider-group--vis   input[type=range] { accent-color: #c4b5fd; }
.slider-group--hum   input[type=range] { accent-color: #fcd34d; }
.slider-group--kp    input[type=range]::-webkit-slider-thumb { background: #fca5a5; }
.slider-group--lat   input[type=range]::-webkit-slider-thumb { background: #fcd34d; }
.slider-group--cloud input[type=range]::-webkit-slider-thumb { background: #67e8f9; }
.slider-group--night input[type=range]::-webkit-slider-thumb { background: #c4b5fd; }
.slider-group--moon  input[type=range]::-webkit-slider-thumb { background: #6ee7b7; }
.slider-group--vis   input[type=range]::-webkit-slider-thumb { background: #c4b5fd; }
.slider-group--hum   input[type=range]::-webkit-slider-thumb { background: #fcd34d; }

/* ============================================================
   SLIDE 28 — RAG source context boxes
   ============================================================ */
.rag-sources {
  display: flex; gap: 0.5rem; width: 100%;
}
.rag-source-box {
  flex: 1; min-width: 0;
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border-dim);
  background: var(--bg-card);
}
.rag-source-box--cat    { border-color: rgba(6,182,212,0.4);  background: rgba(6,182,212,0.04); }
.rag-source-box--simbad { border-color: rgba(245,158,11,0.4); background: rgba(245,158,11,0.04); }
.rag-source-box--wiki   { border-color: rgba(139,92,246,0.4); background: rgba(139,92,246,0.04); }
.rag-source-label {
  font-size: 0.6rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; margin-bottom: 0.35rem; display: flex; align-items: center; gap: 0.3rem;
}
.rag-source-label--cat    { color: var(--cyan-l); }
.rag-source-label--simbad { color: var(--orange-l); }
.rag-source-label--wiki   { color: #c4b5fd; }
.rag-source-content {
  font-family: 'Cascadia Code', monospace;
  font-size: 0.64rem;
  color: var(--text-dim);
  line-height: 1.7;
}

/* source-specific annotation colors */
.anno-fact--cat   { background: rgba(6,182,212,0.14);  color: var(--cyan-l);   }
.anno-fact--cat::after   { border-color: rgba(6,182,212,0.5); color: var(--cyan); }
.anno-fact--simbad { background: rgba(245,158,11,0.14); color: var(--orange-l); }
.anno-fact--simbad::after { border-color: rgba(245,158,11,0.5); color: var(--orange-l); }
.anno-fact--wiki  { background: rgba(139,92,246,0.14); color: #c4b5fd;         }
.anno-fact--wiki::after  { border-color: rgba(139,92,246,0.5); color: #c4b5fd; }
/* annotation legend row */
.anno-legend { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-top: 0.6rem; }
.anno-legend-item { display: flex; align-items: center; gap: 0.35rem; font-size: 0.7rem; color: var(--text-muted); }
.anno-legend-dot { width: 10px; height: 10px; border-radius: 50%; }
.anno-legend-dot--cat    { background: rgba(6,182,212,0.7); }
.anno-legend-dot--simbad { background: rgba(245,158,11,0.7); }
.anno-legend-dot--wiki   { background: rgba(139,92,246,0.7); }

/* ============================================================
   RECAP / CONCLUSION SLIDES
   ============================================================ */
.recap-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5vw; width: 100%;
}
.recap-card {
  background: var(--bg-card);
  border-radius: 14px;
  border: 1px solid var(--border-dim);
  padding: 1.6rem 1.4rem;
  display: flex; flex-direction: column; gap: 0.6rem;
}
.recap-card:nth-child(1) { border-top: 2px solid var(--cyan); }
.recap-card:nth-child(2) { border-top: 2px solid var(--orange); }
.recap-card:nth-child(3) { border-top: 2px solid var(--violet-l); }
.recap-icon { font-size: 2rem; }
.recap-card h3 { font-size: clamp(0.9rem, 1.5vw, 1.2rem); }
.recap-card p  { font-size: clamp(0.75rem, 1.1vw, 0.88rem); color: var(--text-dim); line-height: 1.6; }

.production-card {
  background: var(--bg-card);
  border: 1px solid var(--border-cyan);
  border-radius: 18px;
  padding: 2.2rem 3rem;
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
  box-shadow: var(--glow-c);
}
.production-url {
  font-size: clamp(1.2rem, 2.5vw, 2rem);
  font-family: 'Cascadia Code', monospace;
  color: var(--cyan);
  font-weight: 700;
}

/* ============================================================
   RESPONSIVE — restrict very small screens
   ============================================================ */
@media (max-width: 900px) {
  .three-topics, .factors-pair, .grid-2, .grid-3, .recap-grid,
  .country-compare { grid-template-columns: 1fr; }
  .calculator { grid-template-columns: 1fr; }
  .rag-steps { flex-direction: column; }
  .rag-step:first-child, .rag-step:last-child { border-radius: 14px; }
}