/* ==========================================================================
   MBTI Personality Detail Knowledge Stylesheet
   Scope: Exclusively controls the opened type knowledge detail view.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design System Tokens & Family Theming
   -------------------------------------------------------------------------- */
.mbti-personality-detail {
  --detail-accent: #9d74ff;
  --detail-accent-rgb: 157, 116, 255;
  --detail-accent-soft: rgba(var(--detail-accent-rgb), 0.15);
  --detail-accent-line: rgba(var(--detail-accent-rgb), 0.34);
  --detail-glow: rgba(var(--detail-accent-rgb), 0.28);
  --detail-bg: #070a16;
  --detail-surface: rgba(255, 255, 255, 0.048);
  --detail-surface-hover: rgba(255, 255, 255, 0.085);
  --detail-border: rgba(210, 225, 255, 0.15);
  --detail-border-light: rgba(255, 255, 255, 0.08);
  --detail-text: #f8fbff;
  --detail-muted: rgba(228, 237, 255, 0.78);
  --detail-radius: 20px;
  --detail-radius-sm: 12px;
  --detail-shadow: 0 24px 70px rgba(0, 0, 0, 0.52), 0 0 45px rgba(var(--detail-accent-rgb), 0.07);
  isolation: isolate;
}

.mbti-personality-detail[data-family="analysts"] {
  --detail-accent: #a580ff;
  --detail-accent-rgb: 165, 128, 255;
}

.mbti-personality-detail[data-family="diplomats"] {
  --detail-accent: #75f7d2;
  --detail-accent-rgb: 117, 247, 210;
}

.mbti-personality-detail[data-family="sentinels"] {
  --detail-accent: #7496ff;
  --detail-accent-rgb: 116, 150, 255;
}

.mbti-personality-detail[data-family="explorers"] {
  --detail-accent: #4ae0ff;
  --detail-accent-rgb: 74, 224, 255;
}

/* --------------------------------------------------------------------------
   Detail Container Panel & Ambiance
   -------------------------------------------------------------------------- */
.mbti-personality-detail.detail-panel {
  background:
    radial-gradient(circle at 50% -6%, rgba(var(--detail-accent-rgb), 0.20), transparent 36rem),
    radial-gradient(circle at 86% 22%, rgba(var(--detail-accent-rgb), 0.09), transparent 28rem),
    radial-gradient(circle at 10% 72%, rgba(var(--detail-accent-rgb), 0.06), transparent 30rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.052), rgba(255, 255, 255, 0.014) 32rem),
    var(--detail-bg);
  border: 1px solid rgba(var(--detail-accent-rgb), 0.20);
  border-radius: var(--detail-radius);
  box-shadow: var(--detail-shadow);
  overflow: clip;
  position: relative;
  transform-origin: top center;
}

.mbti-personality-detail.detail-panel::before {
  background: radial-gradient(circle, rgba(var(--detail-accent-rgb), 0.22), transparent 70%);
  content: "";
  filter: blur(48px);
  height: clamp(200px, 35vw, 360px);
  inset-inline-start: 50%;
  opacity: 0.55;
  pointer-events: none;
  position: absolute;
  top: -120px;
  transform: translateX(50%);
  width: clamp(200px, 45vw, 480px);
  z-index: -1;
}

.mbti-personality-detail.detail-panel.is-open {
  animation: personalityEnter 420ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.mbti-personality-detail.detail-panel.is-open .personality-summary {
  animation: detailRise 400ms cubic-bezier(0.16, 1, 0.3, 1) 70ms both;
}

.mbti-personality-detail.detail-panel.is-open .knowledge-container,
.mbti-personality-detail.detail-panel.is-open .content-card {
  animation: detailRise 400ms cubic-bezier(0.16, 1, 0.3, 1) 120ms both;
}

/* --------------------------------------------------------------------------
   Header Navigation / Back Button
   -------------------------------------------------------------------------- */
.mbti-personality-detail .detail-page-top {
  display: flex;
  justify-content: flex-start;
  margin: 0 auto;
  max-width: 1120px;
  padding: clamp(14px, 2.2vw, 24px) clamp(16px, 3vw, 32px) 0;
  width: 100%;
}

.mbti-personality-detail .ghost-button {
  align-items: center;
  background:
    linear-gradient(135deg, rgba(var(--detail-accent-rgb), 0.10), rgba(255, 255, 255, 0.035)),
    rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(var(--detail-accent-rgb), 0.24);
  border-radius: 999px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
  color: var(--detail-text);
  cursor: pointer;
  display: inline-flex;
  font-size: 0.92rem;
  font-weight: 700;
  gap: 8px;
  min-height: 40px;
  padding: 8px 18px;
  transition: all 180ms ease;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.mbti-personality-detail .ghost-button::before {
  content: "←";
  direction: ltr;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  line-height: 1;
  transition: transform 180ms ease;
}

.mbti-personality-detail .ghost-button:hover,
.mbti-personality-detail .ghost-button:focus-visible {
  background:
    linear-gradient(135deg, rgba(var(--detail-accent-rgb), 0.18), rgba(255, 255, 255, 0.055)),
    rgba(var(--detail-accent-rgb), 0.10);
  border-color: rgba(var(--detail-accent-rgb), 0.44);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28), 0 0 20px var(--detail-glow);
  outline: none;
  transform: translateY(-1px);
}

.mbti-personality-detail .ghost-button:hover::before {
  transform: translateX(2px);
}

/* --------------------------------------------------------------------------
   Type Title Header Box
   -------------------------------------------------------------------------- */
.mbti-personality-detail .detail-header {
  align-items: center;
  border-bottom: 0;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin: 0 auto;
  max-width: 920px;
  min-height: 320px;
  padding: clamp(24px, 4vw, 50px) clamp(16px, 3vw, 36px) clamp(20px, 3.5vw, 36px);
  position: relative;
  text-align: center;
  width: 100%;
}

.mbti-personality-detail .detail-header > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-inline: auto;
  max-width: 580px;
  width: 100%;
}

.mbti-personality-detail .detail-header::after {
  background: linear-gradient(90deg, transparent, var(--detail-accent-line), transparent);
  bottom: 0;
  content: "";
  height: 1px;
  inset-inline: clamp(20px, 12vw, 160px);
  position: absolute;
}





/* =========================================================
   PREMIUM MBTI TYPE HERO
   Desktop-first, responsive, restrained motion
   ========================================================= */

.mbti-personality-detail .type-title-box {
  position: relative;
  isolation: isolate;

  width: min(100%, 620px);
  min-height: 255px;

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  margin: 0 auto;

  padding:
    clamp(34px, 4vw, 52px)
    clamp(34px, 6vw, 82px)
    clamp(38px, 4vw, 54px);

  overflow: hidden;
  text-align: center;

  background:
    linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.055) 0%,
      rgba(255, 255, 255, 0.018) 42%,
      rgba(255, 255, 255, 0.008) 100%
    ),
    rgba(5, 8, 20, 0.88);

  border: 1px solid rgba(255, 255, 255, 0.09);

  border-radius: 30px;

  box-shadow:
    0 34px 90px rgba(0, 0, 0, 0.46),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);

  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);

  transform-origin: 50% 65%;

  animation:
    mbtiHeroEnter 900ms cubic-bezier(0.16, 1, 0.3, 1) both;

  transition:
    border-color 300ms ease,
    box-shadow 300ms ease,
    transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
    animation:
  mbtiHeroEnter 900ms cubic-bezier(0.16, 1, 0.3, 1) both;
}
@keyframes mbtiHeroEnter {
  0% {
    opacity: 0;
    transform: translateY(26px) scale(0.975);
    filter: blur(8px);
  }

  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

/* ---------------------------------------------------------
   Ambient accent field
   --------------------------------------------------------- */

.mbti-personality-detail .type-title-box::before {
  content: "";

  position: absolute;
  z-index: -1;

  width: 460px;
  height: 280px;

  left: 50%;
  top: -155px;

  transform: translateX(-50%);

  background:
    radial-gradient(
      ellipse at center,
      rgba(var(--detail-accent-rgb), 0.28) 0%,
      rgba(var(--detail-accent-rgb), 0.12) 32%,
      transparent 70%
    );

  filter: blur(26px);

  opacity: 0.8;

  pointer-events: none;

  animation: mbtiAmbientBreath 7s ease-in-out 1s infinite;
}


/* ---------------------------------------------------------
   Architectural accent line
   --------------------------------------------------------- */

.mbti-personality-detail .type-title-box::after {
  content: "";

  position: absolute;

  top: 22px;
  left: 50%;

  width: 72px;
  height: 2px;

  transform: translateX(-50%);

  border-radius: 999px;

  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(var(--detail-accent-rgb), 0.8),
      #ffffff,
      rgba(var(--detail-accent-rgb), 0.8),
      transparent
    );

  box-shadow:
    0 0 18px rgba(var(--detail-accent-rgb), 0.38);

  opacity: 0;

  animation:
    mbtiAccentReveal 700ms cubic-bezier(0.16, 1, 0.3, 1) 380ms forwards;

  pointer-events: none;
}


/* =========================================================
   META ROW
   ========================================================= */

.mbti-personality-detail .type-title-box .detail-title-row {
  position: relative;
  z-index: 2;

  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;

  gap: 8px;

  margin-bottom: 18px;

  opacity: 0;

  animation:
    mbtiMetaEnter 650ms cubic-bezier(0.16, 1, 0.3, 1) 180ms forwards;
}


/* Chapter number */

.mbti-personality-detail .type-title-box .chapter-kicker {
  min-width: 36px;
  height: 36px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 0 9px;

  background:
    rgba(var(--detail-accent-rgb), 0.10);

  border:
    1px solid rgba(var(--detail-accent-rgb), 0.26);

  border-radius: 10px;

  color: rgba(255, 255, 255, 0.92);

  font-family: "Inter", sans-serif;
  font-size: 0.76rem;
  font-weight: 800;

  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.07);
}


/* Family/type labels */

.mbti-personality-detail .type-title-box .eyebrow,
.mbti-personality-detail .type-title-box .type-name-pill {
  background: transparent;

  border: 0;

  border-radius: 0;

  color: rgba(229, 237, 255, 0.68);

  font-size: 0.86rem;
  font-weight: 700;

  padding: 4px 3px;

  letter-spacing: 0;
}


/* separator between labels */

.mbti-personality-detail .type-title-box .eyebrow::after {
  content: "";

  display: inline-block;

  width: 4px;
  height: 4px;

  margin-inline-start: 10px;

  border-radius: 50%;

  background: var(--detail-accent);

  box-shadow:
    0 0 10px rgba(var(--detail-accent-rgb), 0.55);

  vertical-align: middle;
}


/* =========================================================
   MAIN TYPE TYPOGRAPHY
   ========================================================= */

.mbti-personality-detail .type-title-box h2 {
  position: relative;
  z-index: 2;

  direction: ltr;

  margin: 4px 0 0;

  font-family: "Inter", var(--font-display), sans-serif;

  font-size: clamp(4.8rem, 9vw, 7rem);
  font-weight: 850;

  line-height: 0.82;

  letter-spacing: 0.065em;

  text-align: center;

  background:
    linear-gradient(
      180deg,
      #ffffff 0%,
      #f5f7ff 34%,
      color-mix(
        in srgb,
        var(--detail-accent) 40%,
        #dce6ff
      ) 100%
    );

  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;

  filter:
    drop-shadow(0 16px 30px rgba(0, 0, 0, 0.42));

  opacity: 0;

  animation:
    mbtiTypeReveal 900ms cubic-bezier(0.16, 1, 0.3, 1) 260ms forwards;
}


/* very subtle underline under main code */

.mbti-personality-detail .type-title-box h2::after {
  content: "";

  display: block;

  width: 42px;
  height: 3px;

  margin: 20px auto 0;

  border-radius: 999px;

  background: var(--detail-accent);

  box-shadow:
    0 0 18px rgba(var(--detail-accent-rgb), 0.42);

  transform: scaleX(0);

  animation:
    mbtiTypeUnderline 650ms cubic-bezier(0.16, 1, 0.3, 1) 700ms forwards;
}


/* =========================================================
   DESKTOP INTERACTION
   Only for devices that actually have hover
   ========================================================= */

@media (hover: hover) and (pointer: fine) {

  .mbti-personality-detail .type-title-box:hover {
    transform: translateY(-3px);

    border-color:
      rgba(var(--detail-accent-rgb), 0.24);

    box-shadow:
      0 40px 110px rgba(0, 0, 0, 0.52),
      0 0 60px rgba(var(--detail-accent-rgb), 0.07),
      inset 0 1px 0 rgba(255, 255, 255, 0.08);
  }

  .mbti-personality-detail .type-title-box:hover::before {
    opacity: 1;
  }
}


/* =========================================================
   TABLET / SMALL LAPTOP
   ========================================================= */

@media (max-width: 860px) {

  .mbti-personality-detail .type-title-box {
    width: min(100%, 560px);
    min-height: 230px;

    padding:
      34px
      clamp(24px, 5vw, 52px)
      38px;

    border-radius: 24px;
  }

  .mbti-personality-detail .type-title-box h2 {
    font-size: clamp(4.1rem, 13vw, 5.8rem);
  }

  .mbti-personality-detail .type-title-box::before {
    width: 380px;
    height: 230px;
    top: -130px;
  }
}


/* =========================================================
   MOBILE
   Completely tuned separately — not just shrunk desktop
   ========================================================= */

@media (max-width: 560px) {

  .mbti-personality-detail .detail-header {
    padding:
      18px
      10px
      18px;
  }

  .mbti-personality-detail .type-title-box {
    width: 100%;
    min-height: 190px;

    padding:
      28px
      16px
      28px;

    border-radius: 20px;

    background:
      linear-gradient(
        160deg,
        rgba(255, 255, 255, 0.045),
        rgba(255, 255, 255, 0.012)
      ),
      rgba(5, 8, 20, 0.91);

    box-shadow:
      0 20px 48px rgba(0, 0, 0, 0.38),
      inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }

  .mbti-personality-detail .type-title-box::before {
    width: 280px;
    height: 170px;

    top: -110px;

    opacity: 0.62;

    filter: blur(24px);

    animation: none;
  }

  .mbti-personality-detail .type-title-box::after {
    top: 16px;
    width: 58px;
  }

  .mbti-personality-detail .type-title-box .detail-title-row {
    gap: 6px;

    margin-bottom: 14px;
  }

  .mbti-personality-detail .type-title-box .chapter-kicker {
    min-width: 31px;
    height: 31px;

    border-radius: 8px;

    font-size: 0.7rem;
  }

  .mbti-personality-detail .type-title-box .eyebrow,
  .mbti-personality-detail .type-title-box .type-name-pill {
    font-size: 0.77rem;

    padding: 3px 2px;
  }

  .mbti-personality-detail .type-title-box h2 {
    font-size: clamp(3.65rem, 18vw, 4.65rem);

    letter-spacing: 0.045em;

    line-height: 0.86;
  }

  .mbti-personality-detail .type-title-box h2::after {
    width: 32px;
    height: 2px;

    margin-top: 15px;
  }
}


/* very narrow phones */

@media (max-width: 380px) {

  .mbti-personality-detail .type-title-box {
    padding-inline: 12px;
  }

  .mbti-personality-detail .type-title-box h2 {
    font-size: clamp(3.2rem, 18vw, 4rem);
  }

  .mbti-personality-detail .type-title-box .detail-title-row {
    gap: 5px;
  }

  .mbti-personality-detail .type-title-box .eyebrow,
  .mbti-personality-detail .type-title-box .type-name-pill {
    font-size: 0.72rem;
  }
}


/* =========================================================
   ANIMATION
   ========================================================= */

@keyframes mbtiHeroEnter {
  0% {
    opacity: 0;
    transform:
      translateY(26px)
      scale(0.975);
    filter: blur(8px);
  }

  100% {
    opacity: 1;
    transform:
      translateY(0)
      scale(1);
    filter: blur(0);
  }
}


@keyframes mbtiMetaEnter {
  0% {
    opacity: 0;
    transform: translateY(-8px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}


@keyframes mbtiTypeReveal {
  0% {
    opacity: 0;

    transform:
      translateY(22px)
      scaleY(0.93);

    letter-spacing: 0.15em;

    filter:
      blur(7px)
      drop-shadow(0 16px 30px rgba(0, 0, 0, 0));
  }

  100% {
    opacity: 1;

    transform:
      translateY(0)
      scaleY(1);

    letter-spacing: 0.065em;

    filter:
      blur(0)
      drop-shadow(0 16px 30px rgba(0, 0, 0, 0.42));
  }
}


@keyframes mbtiAccentReveal {
  0% {
    opacity: 0;
    transform:
      translateX(-50%)
      scaleX(0.25);
  }

  100% {
    opacity: 0.9;
    transform:
      translateX(-50%)
      scaleX(1);
  }
}


@keyframes mbtiTypeUnderline {
  from {
    opacity: 0;
    transform: scaleX(0);
  }

  to {
    opacity: 1;
    transform: scaleX(1);
  }
}


@keyframes mbtiAmbientBreath {
  0%,
  100% {
    opacity: 0.62;

    transform:
      translateX(-50%)
      scale(0.96);
  }

  50% {
    opacity: 0.88;

    transform:
      translateX(-50%)
      scale(1.04);
  }
}


/* =========================================================
   ACCESSIBILITY
   ========================================================= */

@media (prefers-reduced-motion: reduce) {

  .mbti-personality-detail .type-title-box,
  .mbti-personality-detail .type-title-box::before,
  .mbti-personality-detail .type-title-box::after,
  .mbti-personality-detail .type-title-box .detail-title-row,
  .mbti-personality-detail .type-title-box h2,
  .mbti-personality-detail .type-title-box h2::after {
    animation: none !important;
    transition: none !important;
  }

  .mbti-personality-detail .type-title-box .detail-title-row,
  .mbti-personality-detail .type-title-box h2 {
    opacity: 1;
  }

  .mbti-personality-detail .type-title-box h2::after {
    transform: scaleX(1);
  }
}




.mbti-personality-detail .eyebrow,
.mbti-personality-detail .type-name-pill {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--detail-border);
  border-radius: 999px;
  color: var(--detail-muted);
  font-size: 0.9rem;
  line-height: 1.25;
  margin: 0;
  padding: 6px 14px;
}

.mbti-personality-detail .detail-header h2 {
  direction: ltr;
  font-family: var(--font-display);

  font-size: clamp(4rem, 10vw, 6.8rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 0.95;

  margin: 0;
  text-align: center;

  background:
    linear-gradient(
      110deg,
      #ffffff 0%,
      #eaf7ff 22%,
      color-mix(in srgb, var(--detail-accent) 65%, #ffffff) 48%,
      #ffffff 70%,
      color-mix(in srgb, var(--detail-accent) 75%, #ffffff) 100%
    );

  background-size: 220% 100%;

  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;

  filter:
    drop-shadow(0 10px 24px rgba(0, 0, 0, 0.38))
    drop-shadow(0 0 18px rgba(var(--detail-accent-rgb), 0.15));

  animation:
    mbtiTitleEnter 650ms cubic-bezier(0.16, 1, 0.3, 1) both,
    mbtiTitleShimmer 5s ease-in-out 900ms infinite;
}


@keyframes mbtiTitleEnter {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.92);
    letter-spacing: 0.18em;
    filter: blur(7px);
  }

  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    letter-spacing: 0.08em;
    filter:
      drop-shadow(0 10px 24px rgba(0, 0, 0, 0.38))
      drop-shadow(0 0 18px rgba(var(--detail-accent-rgb), 0.15));
  }
}


@keyframes mbtiTitleShimmer {
  0%,
  100% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }
}

/* --------------------------------------------------------------------------
   Identity Meta Chips
   -------------------------------------------------------------------------- */
.mbti-personality-detail .type-identity {
  align-items: stretch;
  box-sizing: border-box;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  justify-content: center;
  margin: clamp(20px, 3.2vw, 30px) auto 0;
  max-width: 580px;
  padding: 0;
  width: 100%;
}

.mbti-personality-detail .identity-chip {
  background:
    linear-gradient(135deg, rgba(var(--detail-accent-rgb), 0.10), rgba(255, 255, 255, 0.028)),
    rgba(255, 255, 255, 0.032);
  border: 1px solid rgba(var(--detail-accent-rgb), 0.22);
  border-radius: var(--detail-radius-sm);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  color: var(--detail-muted);
  display: flex;
  flex-direction: column;
  font-size: 0.88rem;
  justify-content: center;
  min-height: 64px;
  padding: 10px 14px;
  text-align: center;
  transition: border-color 180ms ease, background 180ms ease;
}

.mbti-personality-detail .identity-chip:hover {
  background:
    linear-gradient(135deg, rgba(var(--detail-accent-rgb), 0.15), rgba(255, 255, 255, 0.045)),
    rgba(255, 255, 255, 0.045);
  border-color: rgba(var(--detail-accent-rgb), 0.38);
}

.mbti-personality-detail .identity-chip strong {
  color: #ffffff;
  display: block;
  font-size: 0.96rem;
  font-weight: 800;
  margin-top: 4px;
  text-align: center;
}

/* --------------------------------------------------------------------------
   Body Layout (Navigation Rail + Content Column)
   -------------------------------------------------------------------------- */
.mbti-personality-detail .detail-body {
  align-items: start;
  box-sizing: border-box;
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  grid-template-columns: minmax(210px, 256px) minmax(0, 1fr);
  margin-inline: auto;
  max-width: 1120px;
  padding: clamp(24px, 3.5vw, 42px) clamp(16px, 3vw, 32px) clamp(36px, 5vw, 64px);
}

.mbti-personality-detail .detail-body.is-content-collapsed {
  display: block;
}

.mbti-personality-detail .detail-body.is-content-collapsed .category-rail {
  border-inline-end: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  margin-inline: auto;
  max-width: 900px;
  padding: 0;
  position: static;
}

/* --------------------------------------------------------------------------
   Category Navigation Rail
   -------------------------------------------------------------------------- */
.mbti-personality-detail .category-rail {
  align-self: start;
  background:
    linear-gradient(180deg, rgba(var(--detail-accent-rgb), 0.06), rgba(255, 255, 255, 0.014)),
    rgba(255, 255, 255, 0.012);
  border: 1px solid rgba(var(--detail-accent-rgb), 0.18);
  border-radius: var(--detail-radius-sm);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: min(660px, calc(100vh - 120px));
  overflow-y: auto;
  padding: 8px;
  position: sticky;
  top: 20px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}

.mbti-personality-detail .category-rail::-webkit-scrollbar {
  width: 5px;
}

.mbti-personality-detail .category-rail::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.16);
  border-radius: 999px;
}

.mbti-personality-detail .category-button {
  align-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 10px;
  box-sizing: border-box;
  color: var(--detail-muted);
  cursor: pointer;
  display: flex;
  font-size: 0.93rem;
  font-weight: 600;
  justify-content: center;
  min-height: 42px;
  padding: 9px 12px;
  text-align: center;
  transition: all 160ms ease;
  width: 100%;
}
.mbti-personality-detail .category-button:hover,
.mbti-personality-detail .category-button:focus-visible {
  background:
    linear-gradient(135deg, rgba(var(--detail-accent-rgb), 0.11), rgba(255, 255, 255, 0.045));
  border-color: rgba(var(--detail-accent-rgb), 0.22);
  color: var(--detail-text);
  outline: none;
}

.mbti-personality-detail .category-button.is-active {
  background: linear-gradient(135deg, rgba(var(--detail-accent-rgb), 0.24), rgba(var(--detail-accent-rgb), 0.10));
  border-color: rgba(var(--detail-accent-rgb), 0.42);
  box-shadow: 0 7px 20px rgba(0, 0, 0, 0.22), 0 0 18px rgba(var(--detail-accent-rgb), 0.10), inset 0 1px 0 rgba(255, 255, 255, 0.13);
  color: #ffffff;
  font-weight: 800;
}

.mbti-personality-detail .category-button.is-active::before {
  background: var(--detail-accent);
  border-radius: 999px;
  box-shadow: 0 0 12px var(--detail-glow);
  content: "";
  flex: 0 0 7px;
  height: 7px;
  order: 2;
  width: 7px;
}

.mbti-personality-detail .category-button .lock {
  color: var(--detail-accent);
  flex: 0 0 30px;
  height: 30px;
  opacity: 0.8;
  width: 30px;
}

.mbti-personality-detail .category-button .lock svg {
  height: 100% !important;
  width: 100% !important;
}

/* --------------------------------------------------------------------------
   Knowledge Container & Content Card
   -------------------------------------------------------------------------- */
.mbti-personality-detail .knowledge-container {
  background:
    radial-gradient(circle at 94% 0%, rgba(var(--detail-accent-rgb), 0.10), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.038), rgba(255, 255, 255, 0.012) 60%),
    rgba(8, 12, 28, 0.42);
  border: 1px solid rgba(var(--detail-accent-rgb), 0.18);
  border-radius: var(--detail-radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 3vw, 32px);
  margin-inline: auto;
  max-width: 820px;
  outline: 0;
  padding: clamp(22px, 3.5vw, 38px);
  position: relative;
  transition: box-shadow 300ms ease;
  width: 100%;
}

.mbti-personality-detail .knowledge-container.is-reading-focus {
  box-shadow: 0 0 0 2px var(--detail-accent), 0 20px 60px rgba(0, 0, 0, 0.45);
}

.mbti-personality-detail .content-card {
  background: transparent;
  border: 0;
  box-shadow: none;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  padding: 0;
  width: 100%;
}

.mbti-personality-detail .content-card h3 {
  align-items: center;
  border-bottom: 1px solid rgba(var(--detail-accent-rgb), 0.30);
  color: #ffffff;
  display: flex;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 800;
  gap: 10px;
  line-height: 1.3;
  margin: 0 0 clamp(16px, 2.5vw, 24px);
  padding-bottom: 14px;
}

.mbti-personality-detail .content-card h3::before {
  background: var(--detail-accent);
  border-radius: 999px;
  box-shadow: 0 0 14px var(--detail-glow);
  content: "";
  flex: 0 0 8px;
  height: 8px;
  width: 8px;
}

/* --------------------------------------------------------------------------
   Personality Summary Box (Functions, Traits, Weaknesses)
   -------------------------------------------------------------------------- */
.mbti-personality-detail .personality-summary {
  background:
    radial-gradient(circle at 100% 0%, rgba(var(--detail-accent-rgb), 0.16), transparent 36%),
    linear-gradient(135deg, rgba(var(--detail-accent-rgb), 0.15), rgba(255, 255, 255, 0.027) 55%),
    rgba(12, 17, 38, 0.75);
  border: 1px solid rgba(var(--detail-accent-rgb), 0.36);
  border-radius: var(--detail-radius-sm);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.11), 0 14px 38px rgba(0, 0, 0, 0.27), 0 0 24px rgba(var(--detail-accent-rgb), 0.07);
  box-sizing: border-box;
  margin: 0 0 clamp(6px, 1.5vw, 12px);
  padding: clamp(18px, 2.8vw, 26px);
  position: relative;
  width: 100%;
}

.mbti-personality-detail .personality-summary::before {
  background: linear-gradient(180deg, var(--detail-accent), transparent);
  border-radius: 999px;
  content: "";
  inset-block: 16px;
  inset-inline-start: 0;
  opacity: 0.8;
  position: absolute;
  width: 3px;
}

.mbti-personality-detail .summary-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: 100%;
}

.mbti-personality-detail .summary-block {
  min-width: 0;
}

.mbti-personality-detail .summary-wide {
  grid-column: span 2;
}

.mbti-personality-detail .summary-risk {
  background: linear-gradient(135deg, rgba(255, 84, 98, 0.12), rgba(255, 255, 255, 0.02) 60%);
  border: 1px solid rgba(255, 102, 116, 0.28);
  border-radius: 10px;
  box-sizing: border-box;
  padding: 14px;
}

.mbti-personality-detail .summary-label {
  color: var(--detail-text);
  font-size: 0.94rem;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 9px;
    justify-content: center;
}

.mbti-personality-detail .summary-tags {
  display: flex;
   justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}

.mbti-personality-detail .summary-tags.is-latin {
  direction: ltr;
   justify-content: center;
  justify-content: flex-start;
}

.mbti-personality-detail .summary-tags > span {
   justify-content: center;
  align-items: center;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  box-sizing: border-box;
  color: var(--detail-muted);
  display: inline-flex;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.3;
  min-height: 32px;
  padding: 6px 12px;
  transition: all 160ms ease;
}

.mbti-personality-detail .summary-tags.is-latin > span {
  background: rgba(var(--detail-accent-rgb), 0.14);
  border-color: var(--detail-accent-line);
  color: #ffffff;
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  min-width: 48px;
  justify-content: center;
}

.mbti-personality-detail .summary-tags.is-trait > span {
  background: rgba(var(--detail-accent-rgb), 0.08);
  border-color: rgba(var(--detail-accent-rgb), 0.2);
  color: #f2f6ff;
}

.mbti-personality-detail .summary-tags.is-trait > span::before {
  background: var(--detail-accent);
  border-radius: 999px;
  content: "";
  flex: 0 0 6px;
  height: 6px;
  margin-inline-end: 8px;
  width: 6px;
}

.mbti-personality-detail .summary-tags.is-weakness > span {
  background: rgba(255, 84, 98, 0.09);
  border-color: rgba(255, 102, 116, 0.26);
  color: #ffe8eb;
}

.mbti-personality-detail .summary-tags.is-weakness > span::before {
  background: #ff6879;
  border-radius: 999px;
  content: "";
  flex: 0 0 6px;
  height: 6px;
  margin-inline-end: 8px;
  width: 6px;
}

.mbti-personality-detail .summary-description {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(248, 251, 255, 0.92);
  font-size: clamp(0.98rem, 1.4vw, 1.05rem);
  line-height: 1.85;
  margin: 18px 0 0;
  padding-top: 16px;
}

/* --------------------------------------------------------------------------
   Reader Typography & Callouts
   -------------------------------------------------------------------------- */
.mbti-personality-detail .reader-article {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.5vw, 22px);
  width: 100%;
}

.mbti-personality-detail .reader-paragraph {
  color: rgba(245, 248, 255, 0.9);
  font-size: clamp(1rem, 1.4vw, 1.1rem);
  line-height: 1.95;
  margin: 0;
}

.mbti-personality-detail .reader-heading {
  align-items: center;
  color: #ffffff;
  display: flex;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  font-weight: 800;
  gap: 10px;
  line-height: 1.4;
  margin: 16px 0 0;
}

.mbti-personality-detail .reader-heading::before {
  background: linear-gradient(180deg, var(--detail-accent), transparent);
  border-radius: 999px;
  content: "";
  flex: 0 0 4px;
  height: 1.3em;
}

.mbti-personality-detail .reader-divider {
  border: 0;
  border-top: 1px solid var(--detail-border);
  margin: 6px 0;
}

.mbti-personality-detail .reader-note {
    justify-content: center;
  background:
    linear-gradient(135deg, rgba(var(--detail-accent-rgb), 0.12), rgba(255, 255, 255, 0.025)),
    rgba(14, 20, 44, 0.55);
  border: 1px solid var(--detail-accent-line);
  border-radius: var(--detail-radius-sm);
  color: rgba(248, 251, 255, 0.92);
  line-height: 1.85;
  padding: 16px 20px;
}

.mbti-personality-detail .reader-discovery {
  background:
    radial-gradient(circle at 100% 0%, rgba(var(--detail-accent-rgb), 0.15), transparent 34%),
    linear-gradient(135deg, rgba(var(--detail-accent-rgb), 0.14), rgba(255, 255, 255, 0.035)),
    rgba(14, 20, 44, 0.65);
  border: 1px solid rgba(var(--detail-accent-rgb), 0.34);
  border-inline-start: 4px solid var(--detail-accent);
  border-radius: var(--detail-radius-sm);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
  color: #ffffff;
  line-height: 1.95;
  padding: 18px 22px;
  white-space: pre-line;
}

/* --------------------------------------------------------------------------
   Keyframe Animations
   -------------------------------------------------------------------------- */
@keyframes personalityEnter {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes detailRise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes chapterTitleEnter {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes chapterRuleEnter {
  from {
    opacity: 0;
    transform: translateX(-50%) scaleX(0.1);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) scaleX(1);
  }
}

/* --------------------------------------------------------------------------
   Responsive Layout: Tablets & Laptops (<= 860px)
   -------------------------------------------------------------------------- */
@media (max-width: 860px) {
  .mbti-personality-detail.detail-panel {
    border-radius: 16px;
  }

  .mbti-personality-detail .detail-header {
    min-height: auto;
    padding: 24px clamp(14px, 3vw, 24px) 20px;
  }

  .mbti-personality-detail .detail-header h2 {
    font-size: clamp(3.6rem, 14vw, 5.2rem);
  }

  .mbti-personality-detail .type-identity {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 520px;
  }

  .mbti-personality-detail .identity-chip:last-child {
    grid-column: 1 / -1;
  }

  .mbti-personality-detail .detail-body {
    display: flex;
    flex-direction: column;
    padding: 20px clamp(12px, 3vw, 24px) 36px;
  }

  .mbti-personality-detail .category-rail {
    background: rgba(10, 15, 34, 0.85);
    border: 1px solid var(--detail-border);
    border-radius: var(--detail-radius-sm);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
    display: grid;
    gap: 8px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 8px;
    max-height: none;
    overflow: visible;
    padding: 8px;
    position: static;
    width: 100%;
  }

  .mbti-personality-detail .category-button {
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.91rem;
    min-height: 42px;
    padding: 8px 10px;
  }

  .mbti-personality-detail .summary-grid {
    grid-template-columns: 1fr;
  }

  .mbti-personality-detail .summary-wide {
    grid-column: auto;
  }

  .mbti-personality-detail .knowledge-container {
    max-width: 100%;
    padding: 20px;
  }
}

/* --------------------------------------------------------------------------
   Responsive Layout: Mobile Devices (<= 560px)
   -------------------------------------------------------------------------- */
@media (max-width: 560px) {
  .mbti-personality-detail.detail-panel {
    border-radius: 16px;
  }

  .mbti-personality-detail .detail-page-top {
    padding: 12px 14px 0;
  }

  .mbti-personality-detail .ghost-button {
    font-size: 0.86rem;
    min-height: 36px;
    padding: 6px 14px;
  }

  .mbti-personality-detail .detail-header {
    padding: 16px 12px 16px;
  }

  .mbti-personality-detail .type-title-box {
    border-radius: 14px;
    padding: 16px 16px 24px;
    width: 100%;
  }

  .mbti-personality-detail .detail-title-row {
    gap: 6px;
  }

  .mbti-personality-detail .chapter-kicker {
    font-size: 0.75rem;
    min-width: 30px;
  }

  .mbti-personality-detail .eyebrow,
  .mbti-personality-detail .type-name-pill {
    font-size: 0.82rem;
    padding: 5px 10px;
  }

  .mbti-personality-detail .detail-header h2 {
    font-size: clamp(3rem, 16vw, 4.2rem);
  }
  .mbti-personality-detail .detail-header h2 {
  transform: translateY(7px);
}

  .mbti-personality-detail .type-identity {
    gap: 8px;
    grid-template-columns: 1fr;
    margin-top: 14px;
    width: 100%;
  }

  .mbti-personality-detail .identity-chip {
    min-height: 48px;
    padding: 8px 12px;
  }

  .mbti-personality-detail .detail-body {
    gap: 16px;
    padding: 16px 10px 32px;
  }

  .mbti-personality-detail .category-rail {
    gap: 6px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 6px;
  }

  .mbti-personality-detail .category-button {
    border-radius: 8px;
    font-size: 0.85rem;
    min-height: 38px;
    padding: 7px 8px;
  }

  .mbti-personality-detail .knowledge-container {
     justify-content: center;
    border-radius: 14px;
    padding: 16px 14px;
  }

  .mbti-personality-detail .personality-summary {
     justify-content: center;
    border-radius: 12px;
    padding: 14px;
  }

  .mbti-personality-detail .summary-tags > span {
     justify-content: center;
    font-size: 0.86rem;
    min-height: 28px;
    padding: 5px 10px;
  }

  .mbti-personality-detail .summary-tags.is-trait > span,
  .mbti-personality-detail .summary-tags.is-weakness > span {
     justify-content: center;
    border-radius: 10px;
    width: 100%;
  }

  .mbti-personality-detail .reader-discovery,
  .mbti-personality-detail .reader-note {
     justify-content: center;
    border-radius: 10px;
    padding: 14px 16px;
  }
}

/* --------------------------------------------------------------------------
   Accessibility: Reduced Motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .mbti-personality-detail.detail-panel.is-open,
  .mbti-personality-detail.detail-panel.is-open .personality-summary,
  .mbti-personality-detail.detail-panel.is-open .content-card,
  .mbti-personality-detail.detail-panel.is-open .knowledge-container,
  .mbti-personality-detail .type-title-box,
  .mbti-personality-detail .type-title-box::before,
  .mbti-personality-detail .type-title-box::after,
  .mbti-personality-detail .ghost-button,
  .mbti-personality-detail .category-button {
    animation: none !important;
    transition: none !important;
  }
}