/* ===========================================================
   LTV-WEB — About Page Styles
   =========================================================== */

.about-page .site-header { background: rgba(255,255,255,0.92); }
.about-page .site-nav a.is-current { color: var(--c-blue); }
.about-page .site-nav a.is-current::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1px;
  background: var(--c-blue);
}
.about-page .site-nav a { position: relative; }

/* ===========================================================
   Hero
   =========================================================== */
.ab-hero {
  position: relative;
  padding: 180px 0 140px;
  background: linear-gradient(180deg, #f5f9fb 0%, #ffffff 100%);
  overflow: hidden;
}
.ab-hero__bg {
  position: absolute; inset: 0;
  pointer-events: none;
  opacity: 0.7;
}
.ab-hero__bg svg { width: 100%; height: 100%; display: block; }

.ab-beam {
  animation: ab-sweep 11s cubic-bezier(.4,.05,.55,.95) infinite;
}
.ab-beam--1 { animation-duration: 12s; animation-delay: 0s; }
.ab-beam--2 { animation-duration: 14s; animation-delay: 3s; }
.ab-beam--3 { animation-duration: 10s; animation-delay: 6s; }
@keyframes ab-sweep {
  0%   { transform: translateX(0);     opacity: 0; }
  15%  { opacity: 1; }
  85%  { opacity: 1; }
  100% { transform: translateX(2200px); opacity: 0; }
}
.ab-dot {
  transform-origin: center;
  transform-box: fill-box;
  animation: ab-dot-pulse 4s ease-in-out infinite;
}
.ab-dot--2 { animation-delay: .8s; }
.ab-dot--3 { animation-delay: 1.6s; }
@keyframes ab-dot-pulse {
  0%, 100% { opacity: .3; transform: scale(.7); }
  50%      { opacity: 1;  transform: scale(1.3); }
}

.ab-hero__inner { position: relative; z-index: 2; }

.ab-hero__meta {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 32px;
  opacity: 0; transform: translateY(12px);
  transition: opacity .4s ease, transform .4s ease;
}
.ab-hero__meta.is-in { opacity: 1; transform: translateY(0); }
.ab-hero__crumb {
  font-family: var(--ff-en-sans);
  font-size: 10px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--c-text-sub);
}

.ab-hero__heading {
  font-family: "Shippori Mincho", "Hiragino Mincho ProN", "YuMincho", serif !important;
  font-weight: 500;
  color: var(--c-primary);
  margin: 0;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .35s ease, transform .35s ease;
}
.ab-hero__heading.is-in { opacity: 1; transform: translateY(0); }
.ab-hero__heading-jp {
  display: block;
  font-size: clamp(36px, 5vw, 68px);
  line-height: 1.35;
  letter-spacing: .06em;
}
.ab-hero__heading-en {
  display: block;
  margin-top: 20px;
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-weight: 400;
  font-size: clamp(14px, 1.4vw, 20px);
  letter-spacing: .1em;
  color: var(--c-text-sub);
}

/* ---- Hero heading variants (Tweak) ---- */
.ab-hero__heading[data-hero-variant="oversized"] .ab-hero__heading-jp {
  font-size: clamp(48px, 8vw, 112px);
  letter-spacing: .02em;
  line-height: 1.18;
}
.ab-hero__heading[data-hero-variant="oversized"] .ab-hero__heading-en { display: none; }

.ab-hero__heading[data-hero-variant="quote"] {
  padding-left: 28px;
  border-left: 2px solid var(--c-blue);
}
.ab-hero__heading[data-hero-variant="quote"] .ab-hero__heading-jp {
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.6;
  font-style: normal;
}
.ab-hero__heading[data-hero-variant="quote"] .ab-hero__heading-en {
  font-size: clamp(11px, 1.1vw, 15px);
  letter-spacing: .28em;
  text-transform: uppercase;
  font-style: normal;
  font-family: var(--ff-en-sans);
  color: var(--c-blue);
}

.ab-hero__heading[data-hero-variant="stamp"] {
  display: inline-block;
  padding: 36px 48px;
  border: 1px solid var(--c-primary);
  position: relative;
}
.ab-hero__heading[data-hero-variant="stamp"]::before,
.ab-hero__heading[data-hero-variant="stamp"]::after {
  content: "";
  position: absolute; width: 12px; height: 12px;
  border: 1px solid var(--c-primary);
  background: #fff;
}
.ab-hero__heading[data-hero-variant="stamp"]::before { top: -6px; left: -6px; }
.ab-hero__heading[data-hero-variant="stamp"]::after  { bottom: -6px; right: -6px; }
.ab-hero__heading[data-hero-variant="stamp"] .ab-hero__heading-jp {
  font-size: clamp(30px, 4.2vw, 54px);
  line-height: 1.3;
}
.ab-hero__heading[data-hero-variant="stamp"] .ab-hero__heading-en {
  font-size: 11px;
  letter-spacing: .36em;
  text-transform: uppercase;
  font-style: normal;
  font-family: var(--ff-en-sans);
}

.ab-hero__lead {
  max-width: 640px;
  margin-top: 44px;
  font-size: 15px;
  line-height: 2;
  color: var(--c-primary);
  font-weight: 500;
  letter-spacing: .06em;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .5s ease .1s, transform .5s ease .1s;
}
.ab-hero__lead.is-in { opacity: 1; transform: translateY(0); }

.ab-hero__scroll {
  position: absolute;
  right: 40px;
  bottom: 60px;
  font-family: var(--ff-en-sans);
  font-size: 10px;
  letter-spacing: .36em;
  text-transform: uppercase;
  color: var(--c-text-sub);
  writing-mode: vertical-rl;
  display: flex; align-items: center; gap: 20px;
}
.ab-hero__scroll-bar {
  width: 1px; height: 80px;
  background: linear-gradient(180deg, transparent, var(--c-blue) 50%, transparent);
  animation: ab-scroll-bar 2.4s ease-in-out infinite;
}
@keyframes ab-scroll-bar {
  0%, 100% { transform: translateY(-20px); opacity: .4; }
  50%      { transform: translateY(20px);  opacity: 1;  }
}

/* ===========================================================
   Message (portrait + text)
   =========================================================== */
.ab-message {
  padding: 140px 0;
  background: #ffffff;
}
.ab-message__head { margin-bottom: 72px; }
.ab-message__body {
  display: grid;
  grid-template-columns: minmax(260px, 360px) 1fr;
  gap: 80px;
  align-items: start;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 1s ease, transform 1s ease;
}
.ab-message__body.is-in { opacity: 1; transform: translateY(0); }

.ab-message__portrait {
  margin: 0;
  position: sticky;
  top: 120px;
  max-width: 360px;
  width: 100%;
}
.ab-message__portrait img {
  width: 100%;
  height: 420px;
  aspect-ratio: auto;
  object-fit: cover;
  object-position: center 25%;
  display: block;
  background: #f2f6f7;
  filter: grayscale(0.05);
}
.ab-message__portrait figcaption {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 12px;
  border-left: 2px solid var(--c-blue);
}
.ab-message__name {
  font-family: "Shippori Mincho", serif;
  font-size: 20px;
  letter-spacing: .08em;
  color: var(--c-primary);
}
.ab-message__role {
  font-family: var(--ff-en-sans);
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--c-text-sub);
}

.ab-message__text {
  font-family: "Shippori Mincho", serif;
  color: var(--c-primary);
  max-width: 680px;
}
.ab-message__lead {
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.8;
  letter-spacing: .08em;
  font-weight: 600;
  color: var(--c-primary);
  margin-bottom: 40px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--c-border);
}
.ab-message__text p {
  font-size: 15.5px;
  line-height: 2.2;
  letter-spacing: .07em;
  margin-bottom: 24px;
  color: var(--c-primary);
}
.ab-message__sign {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--c-border);
  display: flex;
  justify-content: flex-end;
  align-items: baseline;
  gap: 16px;
}
.ab-message__sign span {
  font-family: var(--ff-en-sans);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--c-text-sub);
}
.ab-message__sign-name {
  font-family: "Shippori Mincho", serif !important;
  font-size: 22px !important;
  letter-spacing: .2em !important;
  color: var(--c-primary) !important;
}

/* ===========================================================
   Values
   =========================================================== */
.ab-values {
  padding: 140px 0;
  background: #f5f9fb;
  position: relative;
}
.ab-values::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(#dce8ea 1px, transparent 1px),
    linear-gradient(90deg, #dce8ea 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: .3;
  pointer-events: none;
}
.ab-values .container { position: relative; z-index: 1; }

.ab-values__list {
  list-style: none;
  padding: 0;
  margin: 72px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.ab-value {
  background: #ffffff;
  padding: 48px 36px;
  border: 1px solid var(--c-border);
  position: relative;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .8s ease, transform .8s ease;
}
.ab-value:nth-child(2) { transition-delay: .1s; }
.ab-value:nth-child(3) { transition-delay: .2s; }
.ab-value.is-in { opacity: 1; transform: translateY(0); }
.ab-value__num {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-weight: 400;
  font-size: 48px;
  color: var(--c-blue);
  line-height: 1;
  display: block;
  margin-bottom: 32px;
}
.ab-value__title {
  font-family: "Shippori Mincho", serif !important;
  font-size: 22px;
  line-height: 1.5;
  letter-spacing: .06em;
  color: var(--c-primary);
  margin: 0 0 16px;
  font-weight: 600;
}
.ab-value__body {
  font-family: "Shippori Mincho", serif;
  font-size: 14px;
  line-height: 2;
  letter-spacing: .06em;
  color: var(--c-primary);
  margin: 0;
}

/* ===========================================================
   Career — horizontal timeline
   =========================================================== */
.ab-career {
  padding: 140px 0 160px;
  background: #ffffff;
  position: relative;
  overflow: hidden;
}
.ab-career__head {
  margin-bottom: 56px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: end;
}
.ab-career__head .section-head { grid-column: 1; }
.ab-career__lead {
  grid-column: 1;
  max-width: 640px;
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 2;
  color: var(--c-primary);
  font-weight: 500;
  letter-spacing: .06em;
}
.ab-career__hint {
  grid-column: 2; grid-row: 1 / span 2;
  font-family: var(--ff-en-sans);
  font-size: 10px;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--c-blue);
  display: flex; align-items: center; gap: 12px;
  align-self: end;
}
.ab-career__hint svg { color: var(--c-blue); }

.ab-career__viewport {
  position: relative;
  cursor: grab;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding: 0 var(--container-pad) 0;
  scrollbar-width: none;
}
.ab-career__viewport::-webkit-scrollbar { display: none; }
.ab-career__viewport.is-dragging {
  cursor: grabbing;
  scroll-behavior: auto;
  user-select: none;
}

.ab-career__track {
  display: flex;
  gap: 56px;
  padding: 80px 60px 80px;
  padding-right: max(400px, calc(100vw - 600px));
  position: relative;
  width: max-content;
}
.ab-career__axis {
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-border) 5%, var(--c-border) 95%, transparent);
  pointer-events: none;
}
.ab-career__item {
  flex: 0 0 420px;
  flex-shrink: 0;
  position: relative;
  padding: 0 0 80px;
}
.ab-career__year {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-weight: 400;
  font-size: 56px;
  color: var(--c-blue);
  line-height: 1;
  letter-spacing: .04em;
  margin-bottom: 24px;
  text-align: left;
}
.ab-career__item--now .ab-career__year { color: var(--c-teal); }

.ab-career__node {
  position: absolute;
  left: 0;
  top: calc(50% - 6px);
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--c-blue);
  border: 3px solid #fff;
  box-shadow: 0 0 0 1px var(--c-blue);
}
.ab-career__node--mark { background: var(--c-teal); box-shadow: 0 0 0 1px var(--c-teal); }
.ab-career__node--now  {
  background: var(--c-teal);
  box-shadow: 0 0 0 1px var(--c-teal), 0 0 0 8px rgba(64,192,184,.15);
  animation: career-now 2.4s ease-in-out infinite;
}
@keyframes career-now {
  0%, 100% { box-shadow: 0 0 0 1px var(--c-teal), 0 0 0 8px  rgba(64,192,184,.15); }
  50%      { box-shadow: 0 0 0 1px var(--c-teal), 0 0 0 14px rgba(64,192,184,.05); }
}

.ab-career__card {
  background: #fff;
  border: 1px solid var(--c-border);
  padding: 32px;
  margin-top: 24px;
  position: relative;
}
.ab-career__card::before {
  content: "";
  position: absolute;
  left: 40px;
  top: -24px;
  width: 1px;
  height: 24px;
  background: var(--c-border);
}
.ab-career__card--mark { border-color: var(--c-teal); }
.ab-career__card--now {
  border-color: var(--c-teal);
  background: linear-gradient(180deg, #f0fbfa 0%, #ffffff 100%);
}
.ab-career__tag {
  display: inline-block;
  font-family: var(--ff-en-sans);
  font-size: 10px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-blue);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--c-border);
  margin-bottom: 20px;
}
.ab-career__tag--mark, .ab-career__tag--now { color: var(--c-teal); border-color: var(--c-teal); }

.ab-career__title {
  font-family: "Shippori Mincho", serif !important;
  font-size: 20px;
  line-height: 1.65;
  letter-spacing: .06em;
  color: var(--c-primary);
  margin: 0 0 16px;
  font-weight: 600;
}
.ab-career__card p {
  font-family: "Shippori Mincho", serif;
  font-size: 13.5px;
  line-height: 2;
  letter-spacing: .06em;
  color: var(--c-primary);
  margin: 0;
}

.ab-career__progress {
  position: relative;
  height: 2px;
  margin: 0 var(--container-pad);
  background: var(--c-border);
}
.ab-career__progress-fill {
  position: absolute;
  inset: 0;
  transform-origin: left center;
  transform: scaleX(0);
  background: var(--c-blue);
  transition: transform .08s linear;
}

/* ===========================================================
   Company info
   =========================================================== */
.ab-company {
  padding: 140px 0;
  background: #f5f9fb;
}
.ab-company__inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 80px;
}
.ab-company__head { position: sticky; top: 120px; align-self: start; }

.ab-company__list {
  margin: 0; padding: 0;
  background: #ffffff;
  border: 1px solid var(--c-border);
}
.ab-company__row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 32px;
  padding: 28px 36px;
  border-bottom: 1px solid var(--c-border);
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity .8s ease, transform .8s ease;
}
.ab-company__row:last-child { border-bottom: 0; }
.ab-company__row.is-in { opacity: 1; transform: translateX(0); }
.ab-company__row:nth-child(2).is-in { transition-delay: .05s; }
.ab-company__row:nth-child(3).is-in { transition-delay: .1s; }
.ab-company__row:nth-child(4).is-in { transition-delay: .15s; }
.ab-company__row:nth-child(5).is-in { transition-delay: .2s; }
.ab-company__row:nth-child(6).is-in { transition-delay: .25s; }

.ab-company__row dt {
  font-family: var(--ff-en-sans);
  font-size: 11px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--c-text-sub);
  padding-top: 2px;
}
.ab-company__row dd {
  margin: 0;
  font-family: "Shippori Mincho", serif;
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: .06em;
  color: var(--c-primary);
}
.ab-company__sub {
  margin-left: 12px;
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 14px;
  color: var(--c-text-sub);
}

.ab-company__tags {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.ab-company__tags li {
  display: inline-flex;
  padding: 8px 14px;
  border: 1px solid var(--c-border);
  font-family: "Shippori Mincho", serif;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--c-primary);
  background: #fff;
}

/* ===========================================================
   CTA
   =========================================================== */
.ab-cta {
  padding: 120px 0;
  background: var(--c-primary);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.ab-cta::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.ab-cta__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 80px;
  align-items: center;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 1s ease, transform 1s ease;
}
.ab-cta__inner.is-in { opacity: 1; transform: translateY(0); }
.ab-cta__heading {
  font-family: "Shippori Mincho", serif !important;
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.5;
  letter-spacing: .06em;
  color: #fff;
  font-weight: 500;
  margin: 20px 0 24px;
}
.ab-cta__lead {
  font-family: "Shippori Mincho", serif;
  font-size: 14px;
  line-height: 2;
  letter-spacing: .06em;
  color: rgba(255,255,255,.78);
  margin: 0;
}
.ab-cta .en-label { color: rgba(255,255,255,.6); }
.ab-cta__right {
  display: flex; flex-direction: column; gap: 16px; min-width: 260px;
}
.ab-cta .btn--primary {
  background: var(--c-teal);
  border-color: var(--c-teal);
}
.ab-cta .btn--primary:hover { background: #4ccfc6; }
.ab-cta .btn--outline {
  color: #fff;
  border-color: rgba(255,255,255,.4);
}
.ab-cta .btn--outline:hover {
  background: rgba(255,255,255,.08);
  border-color: #fff;
}
.btn--lg { padding: 20px 32px; font-size: 14px; }

/* ===========================================================
   Tweaks panel
   =========================================================== */
.tweaks-panel {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 280px;
  background: #ffffff;
  border: 1px solid var(--c-border);
  box-shadow: 0 20px 60px rgba(0,0,0,.12);
  z-index: 100;
  font-family: "Shippori Mincho", serif;
}
.tweaks-panel[hidden] { display: none; }
.tweaks-panel__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--c-border);
}
.tweaks-panel__title {
  font-family: var(--ff-en-sans);
  font-size: 11px;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--c-primary);
}
.tweaks-panel__close {
  background: transparent; border: 0;
  color: var(--c-text-sub);
  cursor: pointer;
  font-size: 14px;
  padding: 4px 8px;
}
.tweaks-panel__body { padding: 18px; }
.tweaks-label {
  font-family: var(--ff-en-sans);
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--c-text-sub);
  margin-bottom: 10px;
}
.tweaks-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.tweaks-opt {
  font-family: "Shippori Mincho", serif;
  font-size: 13px;
  letter-spacing: .06em;
  padding: 10px 12px;
  border: 1px solid var(--c-border);
  background: #fff;
  color: var(--c-primary);
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.tweaks-opt:hover { border-color: var(--c-blue); }
.tweaks-opt.is-active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
}

/* ===========================================================
   Responsive
   =========================================================== */
@media (max-width: 1023px) {
  .ab-hero { padding: 140px 0 100px; }
  .ab-hero__scroll { display: none; }
  .ab-message { padding: 100px 0; }
  .ab-message__body { grid-template-columns: 1fr; gap: 40px; }
  .ab-message__portrait { position: static; max-width: 360px; }
  .ab-values { padding: 100px 0; }
  .ab-values__list { grid-template-columns: 1fr; gap: 24px; }
  .ab-career { padding: 100px 0; }
  .ab-career__head { grid-template-columns: 1fr; }
  .ab-career__hint { grid-column: 1; grid-row: auto; margin-top: 16px; }
  .ab-career__item { flex: 0 0 300px; }
  .ab-company { padding: 100px 0; }
  .ab-company__inner { grid-template-columns: 1fr; gap: 32px; }
  .ab-company__head { position: static; }
  .ab-company__row { grid-template-columns: 1fr; gap: 8px; padding: 20px 24px; }
  .ab-cta { padding: 80px 0; }
  .ab-cta__inner { grid-template-columns: 1fr; gap: 32px; }
  .ab-cta__right { min-width: 0; }
  .tweaks-panel { right: 16px; bottom: 16px; width: calc(100vw - 32px); max-width: 320px; }
}