/* ==========================================================================
   A simple structured product example (payoff chart with tooltip)
   ========================================================================== */

.payoff__inner {
  display: flex;
  gap: 70px;
}

.payoff__copy {
  flex: 0 0 399px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.payoff__head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 28px;
}

.payoff-step {
  padding-left: 12px;
  border-left: 3px solid rgba(217, 119, 16, 0.1);
  font-size: 16px;
  line-height: 1.45;
  letter-spacing: -0.02em;
  color: var(--c-text);
  cursor: default;
  transition: border-color 0.3s var(--ease);
}

.payoff-step.is-active {
  border-left-color: var(--c-orange);
}

.payoff-step:focus-visible {
  outline: none;
  border-left-color: var(--c-orange);
  background: rgba(217, 119, 16, 0.04);
}

.payoff__visual {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}

.payoff__note {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  color: var(--c-orange);
}

/* --------------------------------------------------------------------------
   Chart
   -------------------------------------------------------------------------- */
.payoff-chart {
  --plot-left: 42px;
  --plot-h: 380px;

  position: relative;
  height: calc(var(--plot-h) + 22px);
  font-size: 10px;
  line-height: 1;
  color: #626262;
}

.payoff-chart__grid {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: var(--plot-h);
}

.payoff-chart__row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.payoff-chart__row span {
  flex: 0 0 30px;
}

.payoff-chart__row::after {
  content: "";
  flex: 1 1 auto;
  height: 10px;
  background: linear-gradient(90deg, rgba(98, 98, 98, 0.2) 50%, transparent 50%) left bottom / 8px 1px repeat-x;
}

.payoff-chart__x {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
}

.payoff-chart__x span {
  flex: 0 0 50px;
}

.payoff-chart__x span:first-child {
  flex-basis: 116px;
  visibility: hidden;
}

.payoff-chart__x span:nth-child(2) {
  text-align: center;
}

.payoff-chart__x span:last-child {
  text-align: right;
}

/* Plot overlay: from the end of the y labels to the right edge (+1px, as in the design) */
.payoff-chart__plot {
  position: absolute;
  top: 0;
  left: var(--plot-left);
  right: -1px;
  height: var(--plot-h);
  cursor: crosshair;
  touch-action: pan-y;
  /* a finger slides along the chart, vertical swipes still scroll */
}

.payoff-chart__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

/* Principal + coupon line: anchored to the right edge of the plot. Its length
   (--safe-w) is set per breakpoint; on narrow screens it reaches past the
   barrier into the red zone, as in the design. */
.payoff-chart__safe {
  --safe-w: 63.1%;   /* 1440: starts at 36.9% of the plot */

  position: absolute;
  top: 18.68%;
  right: 0;
  width: var(--safe-w);
  height: 2px;
  margin-top: -1px;
  border-radius: 333px;
  background: #296ebc;
  pointer-events: none;
}

/* end points: r 6 + 2px white ring, as the SVG dots */
.payoff-chart__safe::before,
.payoff-chart__safe::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 14px;
  height: 14px;
  margin-top: -7px;
  border: 2px solid var(--c-white);
  border-radius: 50%;
  background: #296ebc;
}

.payoff-chart__safe::before {
  left: -7px;
}

.payoff-chart__safe::after {
  right: -7px;
}

.payoff-chart__label {
  position: absolute;
  bottom: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.2;
  color: #296ebc;
  white-space: nowrap;
  pointer-events: none;
}

.pf-dot {
  stroke: var(--c-white);
  stroke-width: 2;
}

/* Moving point + tooltip */
.payoff-chart__point {
  position: absolute;
  z-index: 2;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border: 2px solid var(--c-white);
  border-radius: 50%;
  background: #bb2e2e;
  pointer-events: none;
  transition: left 0.25s var(--ease), top 0.25s var(--ease), background-color 0.25s var(--ease);
}

.payoff-chart__point.is-safe {
  background: #296ebc;
}

.payoff-tip {
  position: absolute;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  padding: 20px;
  border-radius: 8px;
  background: #2f2f2f;
  box-shadow: 12px 20px 32px rgba(47, 47, 47, 0.72);
  color: var(--c-white);
  font-size: 14px;
  line-height: 1;
  white-space: nowrap;
  pointer-events: none;
  /* Arrow tip sits on the point: 18px right of it, 37.5px above the box top */
  transform: translate(18px, -37.5px);
  transition: left 0.25s var(--ease), top 0.25s var(--ease), transform 0.25s var(--ease);
}

.payoff-tip::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 31px;
  width: 7px;
  height: 13px;
  background: #2f2f2f;
  clip-path: polygon(100% 0, 0 50%, 100% 100%);
}

.payoff-tip.is-flipped {
  transform: translate(calc(-100% - 18px), -37.5px);
}

.payoff-tip.is-flipped::before {
  left: auto;
  right: -7px;
  clip-path: polygon(0 0, 100% 50%, 0 100%);
}

.payoff-tip__title {
  font-weight: 600;
}

.payoff-tip__sub {
  color: #fc5b5b;
}

.payoff-tip.is-safe .payoff-tip__sub {
  color: #7fb2ec;
}

.payoff-chart.is-dragging .payoff-chart__point,
.payoff-chart.is-dragging .payoff-tip {
  transition: none;
}

/* ==========================================================================
   Payoff: tablet / mobile
   ========================================================================== */
@media (max-width: 1199px) {
  .payoff__inner {
    flex-direction: column;
    gap: 40px;
  }

  .payoff__copy {
    flex: none;
  }

  .payoff__head {
    gap: 20px;
  }

  .payoff-chart__label {
    font-size: 12px;
  }

  .payoff-tip {
    font-size: 12px;
  }

  /* ~496px long as in the design: just past the barrier on wide tablets,
     well into the red zone at 768 */
  .payoff-chart__safe {
    --safe-w: min(100%, max(496px, calc(63.55% + 16px)));
  }
}

@media (max-width: 767px) {
  .payoff__inner {
    gap: 24px;
  }

  .payoff-chart {
    --plot-h: 205px;
  }

  .payoff-chart__row span {
    flex-basis: 24px;
    font-size: 8px;
  }

  .payoff-chart__x {
    font-size: 9px;
  }

  .payoff-chart__x span:first-child {
    flex-basis: 60px;
  }

  .payoff-chart__label {
    font-size: 8px;
  }

  /* 83% of the plot, as in the 393 design */
  .payoff-chart__safe {
    --safe-w: 83%;
  }

  .payoff-chart__safe::before,
  .payoff-chart__safe::after {
    width: 10px;
    height: 10px;
    margin-top: -5px;
    border-width: 1.5px;
  }

  .payoff-chart__safe::before {
    left: -5px;
  }

  .payoff-chart__safe::after {
    right: -5px;
  }

  .payoff-tip {
    gap: 4px;
    padding: 10px;
    font-size: 8px;
    transform: translate(12px, -19px);
  }

  .payoff-tip::before {
    left: -5px;
    top: 13px;
    width: 5px;
    height: 10px;
  }

  .payoff-tip.is-flipped {
    transform: translate(calc(-100% - 12px), -19px);
  }

  .payoff-tip.is-flipped::before {
    right: -5px;
  }

  .payoff-chart__point {
    width: 8px;
    height: 8px;
    margin: -4px 0 0 -4px;
    border-width: 1.5px;
  }

  .payoff__note {
    font-size: 13px;
  }
}