/* About — page-specific styles */

/* Breadcrumb (re-using pd pattern) */
.about-breadcrumb {
  padding: 24px 0 0;
  font-size: 13px; color: var(--muted);
  display: flex; gap: 8px; align-items: center;
}
.about-breadcrumb a { color: var(--muted); }
.about-breadcrumb a:hover { color: var(--brand); }
.about-breadcrumb .cur { color: var(--navy); font-weight: 500; }

/* Hero */
.ab-hero {
  padding: 56px 0 96px;
  background:
    radial-gradient(circle at 90% 0%, rgba(0,70,255,0.07), transparent 45%),
    radial-gradient(circle at 0% 100%, rgba(191,18,77,0.04), transparent 40%),
    #fff;
}
.ab-hero-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 64px; align-items: center;
}
@media (max-width: 980px) {
  .ab-hero-grid { grid-template-columns: 1fr; gap: 40px; }
}
.ab-hero-photo {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hero);
  background: var(--surface);
}
.ab-hero-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }

.ab-hero-tag {
  position: absolute; bottom: 24px; inset-inline-end: 24px;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(8px);
  border-radius: 14px;
  padding: 12px 16px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: var(--shadow-card);
}
.ab-hero-tag .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--brand);
}
.ab-hero-tag .tag-text {
  font-size: 13px; line-height: 1.3;
}
.ab-hero-tag .tag-text strong {
  display: block; color: var(--navy); font-weight: 600; font-size: 14px;
}
.ab-hero-tag .tag-text span { color: var(--muted); }

.ab-hero-body .ab-eyebrow {
  display: inline-block;
  font-size: 12px; font-weight: 500; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--brand);
  background: rgba(0,70,255,0.08);
  padding: 6px 12px; border-radius: 999px;
  margin-bottom: 24px;
}
.ab-hero-body h1 {
  font-size: clamp(40px, 5.6vw, 68px);
  font-weight: 600; line-height: 1.0;
  letter-spacing: -0.025em; color: var(--navy);
  margin: 0 0 20px;
}
.ab-hero-body h1 .h1-line2 {
  display: block;
  font-size: 0.52em;
  font-weight: 500;
  color: var(--brand);
  margin-top: 14px;
  letter-spacing: -0.01em;
}
.ab-hero-body .lead {
  font-size: 19px; line-height: 1.55; color: var(--navy);
  opacity: 0.85; max-width: 42ch;
  margin-bottom: 32px;
}

.ab-hero-stamps {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
}
.ab-hero-stamps > div {
  padding: 18px 20px;
  display: flex; flex-direction: column; gap: 4px;
  border-inline-start: 1px solid var(--line);
  text-align: right;
}
.ab-hero-stamps > div:first-child { border-inline-start: 0; }
.ab-hero-stamps .num {
  font-size: 28px; font-weight: 600; color: var(--navy);
  letter-spacing: -0.02em; line-height: 1;
  direction: ltr; unicode-bidi: isolate;
}
.ab-hero-stamps .num .unit {
  font-size: 0.6em; color: var(--brand); margin-inline-start: 4px;
  font-weight: 500;
}
.ab-hero-stamps .lbl {
  font-size: 12px; color: var(--muted); letter-spacing: 0.04em;
}
@media (max-width: 560px) {
  .ab-hero-stamps { grid-template-columns: 1fr; }
  .ab-hero-stamps > div { border-inline-start: 0; border-top: 1px solid var(--line); }
  .ab-hero-stamps > div:first-child { border-top: 0; }
}

/* The Story — chapters */
.ab-story {
  background: var(--surface);
  padding: 96px 0;
}
.ab-story-head {
  max-width: 760px; margin: 0 auto 56px;
  text-align: center;
}
.ab-story-head h2 {
  font-size: clamp(32px, 4.2vw, 48px); font-weight: 600;
  letter-spacing: -0.025em; color: var(--navy);
  margin: 12px 0;
}
.ab-chapters {
  max-width: 880px; margin: 0 auto;
  display: grid; gap: 28px;
}
.ab-chapter {
  background: #fff;
  border-radius: 22px;
  padding: 40px 44px;
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 28px;
  align-items: start;
  border: 1px solid rgba(0,14,52,0.06);
}
@media (max-width: 720px) {
  .ab-chapter { grid-template-columns: 1fr; padding: 32px 28px; gap: 16px; }
}
.ab-chapter-num {
  font-size: 64px; font-weight: 600;
  color: var(--brand);
  line-height: 0.85;
  letter-spacing: -0.04em;
  direction: ltr; unicode-bidi: isolate;
  opacity: 0.9;
}
.ab-chapter-num .slash {
  display: block;
  font-size: 11px; letter-spacing: 0.14em;
  color: var(--muted); font-weight: 500;
  text-transform: uppercase;
  margin-top: 12px;
  opacity: 1;
}
.ab-chapter h3 {
  font-size: 24px; font-weight: 600; color: var(--navy);
  letter-spacing: -0.015em; margin: 0 0 12px;
}
.ab-chapter p {
  font-size: 17px; line-height: 1.65; color: var(--navy);
  margin: 0 0 14px;
  text-wrap: pretty;
}
.ab-chapter p:last-child { margin-bottom: 0; }
.ab-chapter p strong { color: var(--brand); font-weight: 600; }

.ab-pull {
  margin: 48px auto 0;
  max-width: 760px;
  text-align: center;
  padding: 0 24px;
}
.ab-pull q {
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.35;
  font-weight: 500;
  color: var(--navy);
  letter-spacing: -0.015em;
  quotes: "״" "״";
}
.ab-pull-attr {
  margin-top: 18px;
  font-size: 14px;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.ab-pull-attr strong { color: var(--brand); font-weight: 600; }

/* Credentials */
.ab-creds {
  background: #fff;
  padding: 96px 0;
}
.ab-creds-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 16px; margin-top: 48px;
}
@media (max-width: 720px) {
  .ab-creds-grid { grid-template-columns: 1fr; }
}
.ab-cred {
  display: grid; grid-template-columns: 56px 1fr;
  gap: 20px; align-items: start;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  transition: border-color .2s, transform .2s;
}
.ab-cred:hover {
  border-color: var(--brand);
  transform: translateY(-2px);
}
.ab-cred-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: linear-gradient(160deg, #F0F4FF 0%, #E0E8FF 100%);
  color: var(--brand);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.ab-cred-text h4 {
  font-size: 17px; font-weight: 600; color: var(--navy);
  margin: 0 0 6px; letter-spacing: -0.005em;
}
.ab-cred-text p {
  font-size: 15px; line-height: 1.55; color: var(--navy);
  opacity: 0.75; margin: 0;
}
.ab-cred-note {
  margin-top: 28px; padding: 20px 24px;
  background: var(--surface); border-radius: 14px;
  font-size: 13px; line-height: 1.55; color: var(--muted);
  text-align: center;
}
.ab-cred-note strong { color: var(--navy); font-weight: 500; }

/* Philosophy — navy hero block */
.ab-philo {
  background: linear-gradient(160deg, var(--navy) 0%, #001862 100%);
  color: #fff;
  padding: 110px 0;
  position: relative;
  overflow: hidden;
}
.ab-philo::before {
  content: ""; position: absolute;
  top: -80px; inset-inline-end: -80px;
  width: 380px; height: 380px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,70,255,0.42), transparent 70%);
  pointer-events: none;
}
.ab-philo::after {
  content: ""; position: absolute;
  bottom: -120px; inset-inline-start: -80px;
  width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(circle, rgba(191,18,77,0.28), transparent 70%);
  pointer-events: none;
}
.ab-philo .container { position: relative; }
.ab-philo .eyebrow { color: #7CA2FF; }
.ab-philo h2 {
  color: #fff;
  font-size: clamp(36px, 4.8vw, 56px);
  font-weight: 600; letter-spacing: -0.025em;
  margin: 12px 0 16px;
  max-width: 18ch;
}
.ab-philo-sub {
  font-size: 19px; color: rgba(255,255,255,0.7);
  max-width: 50ch;
}
.ab-philo-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}
@media (max-width: 900px) {
  .ab-philo-grid { grid-template-columns: 1fr; }
}
.ab-philo-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  padding: 32px;
  backdrop-filter: blur(8px);
  display: flex; flex-direction: column;
  min-height: 280px;
}
.ab-philo-card .principle-num {
  font-size: 64px; font-weight: 600;
  color: var(--brand);
  line-height: 0.85;
  letter-spacing: -0.04em;
  direction: ltr; unicode-bidi: isolate;
  margin-bottom: 28px;
  opacity: 0.85;
}
.ab-philo-card h3 {
  font-size: 22px; font-weight: 600; color: #fff;
  margin: 0 0 12px; letter-spacing: -0.015em;
}
.ab-philo-card p {
  font-size: 15px; line-height: 1.6;
  color: rgba(255,255,255,0.82);
  margin: 0;
}

/* The Space */
.ab-space {
  background: #fff;
  padding: 110px 0;
}
.ab-space-intro {
  display: grid; grid-template-columns: 0.85fr 1.15fr;
  gap: 56px; align-items: end;
  margin-bottom: 56px;
}
@media (max-width: 900px) {
  .ab-space-intro { grid-template-columns: 1fr; gap: 24px; }
}
.ab-space-intro h2 {
  font-size: clamp(32px, 4.2vw, 48px); font-weight: 600;
  letter-spacing: -0.025em; color: var(--navy);
  margin: 12px 0 0;
}
.ab-space-intro p {
  font-size: 18px; line-height: 1.6; color: var(--navy);
  opacity: 0.82;
  margin: 0;
  max-width: 56ch;
}
.ab-space-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 900px) {
  .ab-space-grid { grid-template-columns: 1fr; }
}
.ab-space-card {
  background: var(--surface);
  border-radius: 22px;
  overflow: hidden;
  display: flex; flex-direction: column;
}
.ab-space-photo {
  aspect-ratio: 4/3;
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #E8EEFF 0%, #F3F5F9 100%);
}
.ab-space-body {
  padding: 24px 26px 28px;
}
.ab-space-body .num {
  font-size: 11px; letter-spacing: 0.14em;
  color: var(--brand); font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.ab-space-body h4 {
  font-size: 19px; font-weight: 600; color: var(--navy);
  margin: 0 0 8px; letter-spacing: -0.01em;
}
.ab-space-body p {
  font-size: 14px; line-height: 1.55;
  color: var(--navy); opacity: 0.75;
  margin: 0;
}

/* Equipment */
.ab-equip {
  background: var(--surface);
  padding: 110px 0;
}
.ab-equip-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.ab-equip-head h2 {
  font-size: clamp(32px, 4.2vw, 48px); font-weight: 600;
  letter-spacing: -0.025em; color: var(--navy);
  margin: 12px 0 16px;
}
.ab-equip-head p {
  font-size: 18px; line-height: 1.55; color: var(--navy);
  opacity: 0.78;
}
.ab-equip-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 800px) {
  .ab-equip-grid { grid-template-columns: 1fr; }
}
.ab-equip-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 36px 36px 32px;
  display: flex; flex-direction: column; gap: 18px;
}
.ab-equip-card .ab-equip-photo {
  height: 175px;
  margin: -10px 0 -2px;
  display: flex; align-items: flex-end; justify-content: center;
  position: relative;
}
.ab-equip-card .ab-equip-photo img {
  display: block; width: auto;
  filter: grayscale(0.25) saturate(0.85) contrast(0.98);
  opacity: 0.92;
  -webkit-mask-image: linear-gradient(to bottom, #000 65%, transparent 100%);
          mask-image: linear-gradient(to bottom, #000 65%, transparent 100%);
}
.ab-equip-card .ab-equip-photo--tower img { height: 170px; }
.ab-equip-card .ab-equip-photo--erbe img {
  height: 72px;
  -webkit-mask-image: linear-gradient(to bottom, #000 78%, transparent 100%);
          mask-image: linear-gradient(to bottom, #000 78%, transparent 100%);
}
.ab-equip-card .equip-mark {
  display: flex; align-items: baseline; gap: 12px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.ab-equip-card .equip-brand {
  font-size: 26px; font-weight: 600; color: var(--navy);
  letter-spacing: -0.01em;
  direction: ltr; unicode-bidi: isolate;
}
.ab-equip-card .equip-origin {
  font-size: 13px; color: var(--muted);
  letter-spacing: 0.04em;
}
.ab-equip-card h4 {
  font-size: 18px; font-weight: 600; color: var(--navy);
  margin: 0;
}
.ab-equip-card p {
  font-size: 15px; line-height: 1.6; color: var(--navy);
  opacity: 0.8; margin: 0;
}
.ab-equip-card .equip-uses {
  list-style: none; padding: 0; margin: 6px 0 0;
  display: grid; gap: 10px;
}
.ab-equip-card .equip-uses li {
  font-size: 14px; line-height: 1.5; color: var(--navy);
  opacity: 0.85;
  padding-inline-start: 22px; position: relative;
}
.ab-equip-card .equip-uses li::before {
  content: ""; position: absolute; right: 4px; top: 9px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--brand);
}

/* Location */
.ab-loc {
  background: #fff;
  padding: 110px 0;
}
.ab-loc-grid {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  margin-top: 48px;
  align-items: stretch;
}
@media (max-width: 900px) {
  .ab-loc-grid { grid-template-columns: 1fr; }
}
.ab-loc-info {
  background: var(--surface);
  border-radius: 22px;
  padding: 40px;
  display: flex; flex-direction: column; gap: 28px;
}
.ab-loc-info .addr {
  font-size: 28px; font-weight: 600; color: var(--navy);
  letter-spacing: -0.015em; line-height: 1.2;
  margin: 0;
}
.ab-loc-info .addr-sub {
  font-size: 15px; color: var(--muted); margin-top: 4px;
}
.ab-loc-rows {
  display: grid; gap: 18px;
}
.ab-loc-row {
  display: grid; grid-template-columns: 44px 1fr;
  gap: 16px; align-items: start;
}
.ab-loc-row .ic {
  width: 44px; height: 44px; border-radius: 12px;
  background: #fff; color: var(--brand);
  display: grid; place-items: center;
  border: 1px solid var(--line);
}
.ab-loc-row .lbl {
  display: block; font-size: 12px; color: var(--muted);
  letter-spacing: 0.06em; text-transform: uppercase;
  margin-bottom: 4px;
}
.ab-loc-row .val {
  font-size: 16px; font-weight: 500; color: var(--navy);
  line-height: 1.4;
}
.ab-loc-row .val a { color: var(--navy); }
.ab-loc-row .val a:hover { color: var(--brand); }
.ab-loc-actions {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-top: 8px;
}
.ab-loc-map {
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-elev);
  border: 1px solid var(--line);
  min-height: 420px;
  position: relative;
}
.ab-loc-map iframe {
  display: block; border: 0;
  width: 100%; height: 100%; min-height: 420px;
  filter: grayscale(0.1) contrast(0.96);
}