/* About page — harmonised layout on index-styles.css */

.subpage-screen {
  min-height: 100%;
  background: #000;
}

.subpage-screen .content-stack {
  margin-top: 0;
  padding-top: calc(var(--header-top) + clamp(64px, 9vh, 88px));
  padding-bottom: clamp(32px, 5vh, 48px);
}

.subpage-screen .content-stack::after {
  height: clamp(72px, 10vh, 100px);
}

.subpage-screen .content-inner {
  display: flex;
  flex-direction: column;
  gap: clamp(48px, 7vh, 72px);
}

/* Shared section headers */
.about-section-head {
  max-width: 40em;
  margin: 0 auto clamp(28px, 4vh, 36px);
  text-align: center;
}

.about-section-eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 480;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 210, 160, .68);
}

.about-section-head h2 {
  margin: 0 0 12px;
  font-family: "Reference Display", "Reference Sans", Arial, sans-serif;
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 520;
  letter-spacing: -0.035em;
  color: #fff;
}

.about-section-desc {
  margin: 0;
  font-size: 16px;
  line-height: 1.65;
  color: rgba(228, 230, 229, .72);
}

/* Mast */
.about-mast {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vh, 28px);
}

.about-mast-media {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .1);
  box-shadow: 0 24px 56px rgba(0, 0, 0, .5);
  aspect-ratio: 16 / 9;
}

.about-mast-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 42% 55%;
  filter: saturate(.88) contrast(1.04);
}

.about-mast-frame {
  pointer-events: none;
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0, 0, 0, .35) 100%);
}

.about-mast-copy {
  padding: clamp(26px, 3.2vw, 34px) clamp(24px, 3vw, 32px);
  border-radius: 20px;
  max-width: 52em;
  margin: 0 auto;
  width: 100%;
  text-align: center;
}

.about-mast-eyebrow {
  margin: 0 0 12px;
  font-size: 11px;
  font-weight: 480;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 210, 160, .68);
}

.about-mast-title {
  margin: 0 0 14px;
  font-family: "Reference Display", "Reference Sans", Arial, sans-serif;
  font-size: clamp(32px, 4.2vw, 44px);
  font-weight: 520;
  letter-spacing: -0.04em;
  line-height: 1.08;
  color: #fff;
}

.about-mast-lead {
  margin: 0;
  font-size: clamp(16px, 1.9vh, 18px);
  line-height: 1.68;
  color: rgba(255, 236, 220, .82);
}

/* Origin */
.about-origin {
  padding-top: clamp(8px, 2vh, 16px);
  border-top: 1px solid rgba(255, 255, 255, .06);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  align-items: start;
}

.about-origin-aside h2 {
  margin: 0 0 16px;
  font-family: "Reference Display", "Reference Sans", Arial, sans-serif;
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 520;
  letter-spacing: -0.035em;
  color: rgba(255, 252, 248, .98);
}

.about-origin-aside p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.72;
  color: rgba(228, 230, 229, .78);
}

.about-origin-aside p:last-child {
  margin-bottom: 0;
}

.about-signal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.about-signal {
  padding: clamp(18px, 2.2vw, 22px);
  border-radius: 16px;
}

.about-signal dt {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 200, 150, .58);
  margin-bottom: 8px;
}

.about-signal dd {
  margin: 0;
  font-family: "Reference Display", "Reference Sans", Arial, sans-serif;
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 520;
  letter-spacing: -0.02em;
  color: #fff;
  line-height: 1.3;
}

.about-signal--wide {
  grid-column: 1 / -1;
}

/* Chronicle */
.about-chronicle {
  padding-top: clamp(8px, 2vh, 16px);
  border-top: 1px solid rgba(255, 255, 255, .06);
}

.about-chronicle-list {
  list-style: none;
  margin: 0 auto;
  max-width: 36em;
  padding: clamp(4px, 1vh, 8px) 0 clamp(4px, 1vh, 8px) clamp(20px, 2.5vw, 26px);
  border-left: 1px solid rgba(255, 200, 150, .22);
}

.about-chronicle-item {
  position: relative;
  padding: 0 0 clamp(20px, 2.8vh, 26px);
}

.about-chronicle-item:last-child {
  padding-bottom: 0;
}

.about-chronicle-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(20px, 2.5vw, 26px) - 3px);
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(145deg, #ffd4a8, #ff9a50);
  box-shadow: 0 0 12px rgba(255, 140, 70, .45);
}

.about-chronicle-year {
  display: block;
  font-size: 12px;
  font-weight: 480;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 210, 160, .62);
  margin-bottom: 6px;
}

.about-chronicle-item h3 {
  margin: 0 0 8px;
  font-size: clamp(17px, 2vw, 19px);
  font-weight: 520;
  letter-spacing: -0.02em;
  color: rgba(255, 252, 248, .96);
}

.about-chronicle-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.62;
  color: rgba(228, 230, 229, .72);
}

/* Habits — uniform 2×2 cards */
.about-habits {
  padding-top: clamp(8px, 2vh, 16px);
  border-top: 1px solid rgba(255, 255, 255, .06);
}

.about-habits-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(16px, 2.2vw, 20px);
}

.about-habit-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  border-radius: 18px;
  overflow: hidden;
  padding: 0;
}

.about-habit-media {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  flex-shrink: 0;
}

.about-habit-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.9);
}

.about-habit-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: clamp(20px, 2.5vw, 24px) clamp(20px, 2.5vw, 24px) clamp(22px, 2.8vw, 26px);
  border-top: 1px solid rgba(255, 255, 255, .07);
}

.about-habit-body h3 {
  margin: 0 0 10px;
  font-family: "Reference Display", "Reference Sans", Arial, sans-serif;
  font-size: clamp(18px, 2.1vw, 20px);
  font-weight: 520;
  letter-spacing: -0.025em;
  line-height: 1.25;
  color: #fff;
}

.about-habit-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.62;
  color: rgba(228, 230, 229, .74);
}

/* Closing panel (ledger + quote) */
.about-closing {
  padding: clamp(32px, 4vw, 40px) clamp(26px, 3.5vw, 36px);
  border-radius: 22px;
}

.about-closing h2 {
  margin: 0 0 clamp(22px, 3vh, 28px);
  font-family: "Reference Display", "Reference Sans", Arial, sans-serif;
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 520;
  letter-spacing: -0.03em;
  color: #fff;
  text-align: center;
}

.about-ledger-rows {
  display: flex;
  flex-direction: column;
  max-width: 52em;
  margin: 0 auto;
}

.about-ledger-row {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  gap: clamp(16px, 2.5vw, 24px);
  align-items: baseline;
  padding: clamp(16px, 2.2vh, 20px) 0;
  border-top: 1px solid rgba(255, 255, 255, .07);
}

.about-ledger-row:first-child {
  border-top: none;
  padding-top: 0;
}

.about-ledger-label {
  font-size: 12px;
  font-weight: 480;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 200, 150, .62);
}

.about-ledger-row p {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: rgba(232, 234, 233, .82);
}

.about-closing-quote {
  margin: clamp(28px, 4vh, 36px) auto 0;
  padding: clamp(24px, 3vh, 32px) 0 0;
  max-width: 40em;
  border-top: 1px solid rgba(255, 200, 150, .18);
  text-align: center;
}

.about-closing-quote blockquote {
  margin: 0;
  font-family: "Reference Display", "Reference Sans", Arial, sans-serif;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 480;
  letter-spacing: -0.03em;
  line-height: 1.38;
  color: rgba(255, 248, 242, .96);
}

.about-closing-quote figcaption {
  margin-top: 14px;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 210, 160, .58);
}

/* Bridge */
.about-bridge {
  padding: clamp(28px, 3.5vw, 36px);
  border-radius: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px 28px;
}

.about-bridge-copy h2 {
  margin: 0 0 8px;
  font-family: "Reference Display", "Reference Sans", Arial, sans-serif;
  font-size: clamp(22px, 2.8vw, 26px);
  font-weight: 520;
  letter-spacing: -0.03em;
  color: #fff;
}

.about-bridge-copy p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.62;
  color: rgba(228, 230, 229, .72);
}

.about-bridge .primary-cta {
  flex-shrink: 0;
}

@media (max-width: 960px) {
  .about-origin {
    grid-template-columns: 1fr;
  }

  .about-habits-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 619px) {
  .subpage-screen .content-stack {
    padding-top: calc(var(--header-top) + 72px);
  }

  .subpage-screen .content-inner {
    gap: clamp(40px, 6vh, 56px);
  }

  .about-mast {
    gap: 16px;
  }

  .about-mast-copy {
    order: -1;
    padding: clamp(22px, 5vw, 28px) clamp(18px, 4.5vw, 22px);
  }

  .about-mast {
    width: 100%;
  }

  .about-mast-media {
    width: 100%;
    max-width: 100%;
    aspect-ratio: auto;
    height: min(220px, 36svh);
    margin-inline: auto;
    justify-self: center;
  }

  .about-mast-media img {
    object-position: center center;
  }

  .about-mast-title {
    font-size: clamp(26px, 7.5vw, 34px);
  }

  .about-signal-grid {
    grid-template-columns: 1fr;
  }

  .about-signal--wide {
    grid-column: auto;
  }

  .about-ledger-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .about-bridge {
    flex-direction: column;
    align-items: stretch;
  }

  .about-bridge .primary-cta {
    width: 100%;
    justify-content: center;
  }
}