/* --- Dark section shell --------------------------------------------------- */

.kyn-dark {
  background: var(--kyn-canvas);
  color: var(--kyn-text-body);
  font-family: var(--kyn-font-sans);
  padding: var(--sp-6) 0;
}
.kyn-dark h1, .kyn-dark h2, .kyn-dark h3 { color: var(--kyn-text); letter-spacing: -.02em; }
.kyn-dark a { color: var(--kyn-teal-500); }
.kyn-dark a:hover { color: #99F6E4; }

/* --- Buttons -------------------------------------------------------------- */

.kyn-btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 24px;
  font-family: inherit; font-size: 1rem; font-weight: 700;
  border: 0; border-radius: var(--radius-md); cursor: pointer; text-decoration: none;
  background: var(--kyn-teal-300); color: var(--kyn-canvas);   /* 9.57:1 */
  transition: background var(--motion-fast) ease;
}
.kyn-btn:hover { background: var(--kyn-teal-500); color: var(--kyn-canvas); }
.kyn-btn--ghost {
  background: transparent; color: var(--kyn-text-body);
  border: 2px solid #475569; font-weight: 600;
}
.kyn-btn--ghost:hover { border-color: var(--kyn-text-dim); background: transparent; }

/* --- Calculator ----------------------------------------------------------- */

.kyn-calc {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-5);
  align-items: start;
  background: var(--kyn-canvas);
  border: 1px solid var(--kyn-border);
  border-radius: 12px;
  padding: var(--sp-5);
}
.kyn-controls { display: grid; gap: 26px; }
.kyn-control__row {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: var(--sp-3); margin-bottom: 6px;
}
.kyn-control label { font-size: .9375rem; font-weight: 600; color: var(--kyn-text-body); }
.kyn-control output {
  font-family: var(--kyn-font-mono); font-size: 1.125rem; font-weight: 600;
  color: var(--kyn-teal-300);
}

/* Slider: 44px total height keeps the whole rail a valid touch target */
.kyn-slider { -webkit-appearance: none; appearance: none; width: 100%; height: var(--target-min); background: transparent; margin: 0; }
.kyn-slider::-webkit-slider-runnable-track { height: 8px; border-radius: var(--radius-pill); background: var(--kyn-border); }
.kyn-slider::-webkit-slider-thumb {
  -webkit-appearance: none; height: 28px; width: 28px; margin-top: -10px;
  border-radius: 50%; background: var(--kyn-teal-300);
  border: 3px solid var(--kyn-canvas); cursor: pointer;
}
.kyn-slider::-moz-range-track { height: 8px; border-radius: var(--radius-pill); background: var(--kyn-border); }
.kyn-slider::-moz-range-thumb {
  height: 28px; width: 28px; border-radius: 50%; background: var(--kyn-teal-300);
  border: 3px solid var(--kyn-canvas); cursor: pointer;
}

/* Gauge */
.kyn-gauge-block { margin-top: var(--sp-5); padding-top: var(--sp-4); border-top: 1px solid var(--kyn-border); }
.kyn-eyebrow {
  margin: 0 0 10px; font-size: .75rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; color: var(--kyn-text-dim);
}
.kyn-gauge { height: 14px; border-radius: var(--radius-pill); background: var(--kyn-border); overflow: hidden; }
.kyn-gauge__fill { height: 100%; background: var(--kyn-teal); border-radius: var(--radius-pill); transition: width var(--motion-base) ease; }
.kyn-gauge-note { margin: 10px 0 0; font-size: .875rem; line-height: 1.55; color: var(--kyn-text-muted); }

/* Result panel */
.kyn-result-card {
  background: var(--kyn-surface); border: 1px solid var(--kyn-border);
  border-radius: var(--radius-lg); padding: var(--sp-5);
}
.kyn-result-card .kyn-eyebrow { color: var(--kyn-teal-500); }
.kyn-result {
  margin: 0 0 4px; font-family: var(--kyn-font-mono);
  font-size: clamp(2.25rem, 5vw, var(--step-4)); line-height: 1.05; font-weight: 600;
  color: var(--kyn-teal-300); letter-spacing: -.02em;
}
.kyn-result-sub { margin: 0 0 var(--sp-4); font-size: .9375rem; color: var(--kyn-text-muted); }
.kyn-breakdown { margin: 0; display: grid; gap: 14px; padding-top: var(--sp-4); border-top: 1px solid var(--kyn-border); }
.kyn-breakdown > div { display: flex; justify-content: space-between; gap: var(--sp-3); }
.kyn-breakdown dt { color: var(--kyn-text-muted); font-size: .9375rem; }
.kyn-breakdown dd { margin: 0; font-family: var(--kyn-font-mono); font-size: .9375rem; color: var(--kyn-text); }

/* --- Disclosure (goes immediately after any rate/payment output) ---------- */

.kyn-disclosure {
  margin-top: var(--sp-3);
  background: var(--kyn-disclosure);
  border: 1px solid var(--kyn-disclosure-edge);
  border-left: 5px solid var(--kyn-disclosure-rule);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  color: var(--kyn-disclosure-text);
  font-size: .875rem; line-height: 1.6;
}
.kyn-disclosure__title {
  margin: 0 0 8px; font-size: .8125rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase; color: var(--kyn-disclosure-head);
}
.kyn-disclosure p { margin: 0 0 10px; }
.kyn-disclosure p:last-child { margin-bottom: 0; }

.kyn-badge {
  display: grid; grid-template-columns: 28px 1fr; gap: 12px; margin: 0;
  background: var(--kyn-disclosure); border: 1px solid var(--kyn-disclosure-edge);
  border-radius: var(--radius-lg); padding: 16px 18px;
  font-size: .875rem; line-height: 1.55; color: var(--kyn-disclosure-text);
}
.kyn-badge::before {
  content: "!"; width: 28px; height: 28px; border-radius: 50%;
  background: var(--kyn-disclosure-rule); color: #FFFFFF;
  font-size: 1rem; font-weight: 700; display: grid; place-items: center;
}
.kyn-badge strong { color: var(--kyn-disclosure-head); }

/* --- Answer-first summary box --------------------------------------------- */

.kyn-answer {
  background: var(--kyn-surface); border: 1px solid var(--kyn-border);
  border-top: 6px solid var(--kyn-teal); border-radius: var(--radius-lg);
  padding: var(--sp-5);
}
.kyn-answer .kyn-eyebrow { color: var(--kyn-teal-500); }
.kyn-answer h2 { margin: 0 0 14px; font-size: clamp(1.5rem, 3.5vw, var(--step-3)); line-height: 1.2; font-weight: 700; }
.kyn-answer__lede { margin: 0 0 var(--sp-4); font-size: 1.125rem; line-height: 1.6; color: var(--kyn-text-muted); }
.kyn-answer__facts { margin: 0 0 var(--sp-4); padding: 0; list-style: none; display: grid; gap: 12px; }
.kyn-answer__facts li {
  display: grid; grid-template-columns: 22px 1fr; gap: 12px;
  font-size: 1.0625rem; line-height: 1.5; color: var(--kyn-text-body);
}
.kyn-answer__facts li::before {
  content: "✓"; width: 22px; height: 22px; margin-top: 2px; border-radius: 50%;
  background: var(--kyn-teal-300); color: var(--kyn-canvas);
  font-size: .8125rem; font-weight: 700; display: grid; place-items: center;
}
.kyn-answer__facts strong { color: var(--kyn-text); }
.kyn-answer__data {
  margin: 0; padding: 18px 20px; background: var(--kyn-surface-alt);
  border: 1px solid var(--kyn-border); border-radius: var(--radius-lg);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3);
}
.kyn-answer__data dt { font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--kyn-text-dim); }
.kyn-answer__data dd { margin: 4px 0 0; font-family: var(--kyn-font-mono); font-size: 1.375rem; font-weight: 600; color: var(--kyn-teal-300); }

.kyn-extract {
  background: var(--kyn-surface-alt); border: 1px solid var(--kyn-border);
  border-radius: var(--radius-lg); padding: var(--sp-4) var(--sp-5);
}
.kyn-extract .kyn-eyebrow { color: var(--kyn-teal-500); }
.kyn-extract ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; font-size: .9375rem; line-height: 1.5; color: var(--kyn-text-body); }
.kyn-extract li { padding-left: 14px; border-left: 3px solid var(--kyn-teal); }

/* --- Conversational question header --------------------------------------- */

.kyn-q { border-left: 4px solid var(--kyn-teal); padding: 2px 0 2px 18px; margin: 0 0 var(--sp-4); }
.kyn-q--sub { border-left-color: #475569; }
.kyn-q__kicker { margin: 0 0 6px; font-family: var(--kyn-font-mono); font-size: .75rem; color: var(--kyn-teal-500); }
.kyn-q--sub .kyn-q__kicker { color: var(--kyn-text-dim); }
.kyn-q h2, .kyn-q h3 { margin: 0; }

/* --- Q&A accordion -------------------------------------------------------- */

.kyn-faq { border-top: 1px solid var(--kyn-border); }
.kyn-faq__item { border-bottom: 1px solid var(--kyn-border); }
.kyn-faq__item h3 { margin: 0; font-size: inherit; }
.kyn-faq__toggle {
  width: 100%; min-height: 56px;
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4);
  padding: var(--sp-3) 4px; background: transparent; border: 0; text-align: left; cursor: pointer;
  font-family: inherit; font-size: 1.1875rem; font-weight: 600; color: var(--kyn-text);
}
.kyn-faq__toggle:hover { color: var(--kyn-teal-500); }
.kyn-faq__sign {
  flex: none; width: 32px; height: 32px; border-radius: 50%;
  background: var(--kyn-surface-alt); border: 1px solid #475569;
  display: grid; place-items: center;
  font-size: 1.125rem; font-weight: 700; color: var(--kyn-teal-300);
}
.kyn-faq__sign::before { content: "+"; }
.kyn-faq__toggle[aria-expanded="true"] .kyn-faq__sign::before { content: "–"; }
.kyn-faq__panel { padding: 0 44px var(--sp-4) 4px; animation: kyn-reveal var(--motion-base) ease both; }
.kyn-faq__panel p { margin: 0; font-size: 1.0625rem; line-height: 1.65; color: var(--kyn-text-muted); }
@keyframes kyn-reveal { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* --- Responsive ----------------------------------------------------------- */

@media (max-width: 900px) {
  .kyn-calc { grid-template-columns: 1fr; }
  .kyn-answer__data { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .kyn-faq__panel { padding-right: var(--sp-3); }
}