/* ============================================================
   page-about.css — about.html-specific styles
   Plan 01-C: extracted from about.html lines 24-232.
   Loaded AFTER base.css. Shared rules (reset, :root, .frame,
   .topbar, .btn, footer shell) live in base.css.
   D-12 / D-14 / D-34: tweak-panel, variant/density, and
   typographic placeholder selectors removed.
   ============================================================ */

/* ------------------------------------------------------------
   About-page topbar/footer logo tint override
   (logo uses natural white fill from base.css — no page override)
   ------------------------------------------------------------ */

/* About page collapses .sec-h to left-aligned */
.sec-label { text-align: left; }
.sec-h { text-align: left; max-width: 22ch; margin: 0; }

/* ------------------------------------------------------------
   HERO
   ------------------------------------------------------------ */
.a-hero { padding-top: 6.5rem; padding-bottom: 7rem; position: relative; border-bottom: 1px solid var(--line); }
.a-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(50% 40% at 15% 0%, color-mix(in oklab, var(--accent) 12%, transparent), transparent 55%),
    repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 6rem);
  opacity: .6;
  mask: linear-gradient(180deg, #000 30%, transparent);
}
.a-hero > .frame { position: relative; }
.a-hero .micro { margin-bottom: 1.5rem; display: inline-flex; align-items: center; gap: .6rem; }
.a-hero .micro::before { content: ""; width: .4rem; height: .4rem; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 25%, transparent); }
.a-hero h1 { font-weight: 600; letter-spacing: -.045em; line-height: .95; font-size: clamp(3rem, 8vw, 6.5rem); max-width: 14ch; }
.a-hero h1 em { font-style: italic; font-family: var(--font-serif); font-weight: 400; letter-spacing: -.02em; color: var(--accent); }
.a-hero h1 .hl { color: var(--fg); }
.a-hero .lead { margin-top: 2rem; max-width: 44rem; }
.a-hero .facts { margin-top: 3.5rem; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fact { padding: 1.5rem 1.25rem; border-right: 1px solid var(--line); }
.fact:last-child { border-right: none; }
.fact .v { font-family: var(--font-serif); font-size: 2.25rem; font-weight: 400; letter-spacing: -.02em; line-height: 1; color: var(--fg); }
.fact .v em { color: var(--accent); font-style: italic; }
.fact .l { margin-top: .65rem; font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-mute); }

/* ------------------------------------------------------------
   INTRO quote
   ------------------------------------------------------------ */
.intro { border-bottom: 1px solid var(--line); }
.intro .frame { display: grid; grid-template-columns: 1fr 2fr; gap: 4rem; align-items: start; }
.intro .label-col { position: sticky; top: 5rem; }
.intro .label-col .micro { display: block; margin-bottom: .75rem; }
.intro .label-col h2 { font-weight: 500; font-size: .9375rem; letter-spacing: -.005em; }
.intro .body-col p { font-family: var(--font-serif); font-style: normal; font-size: clamp(1.375rem, 2.2vw, 1.875rem); line-height: 1.35; font-weight: 400; color: var(--fg); text-wrap: pretty; max-width: 32ch; }
.intro .body-col p em { font-style: italic; color: var(--accent); }
.intro .body-col p + p { margin-top: 2rem; }

/* ------------------------------------------------------------
   TIMELINE
   ------------------------------------------------------------ */
.timeline { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.timeline .head { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: end; margin-bottom: 4rem; }
.tl-track { position: relative; border-top: 1px solid var(--line); }
.tl-row { display: grid; grid-template-columns: 10rem 1fr auto; gap: 2.5rem; padding: 2rem 0; border-bottom: 1px solid var(--line); position: relative; align-items: start; transition: background .2s; }
.tl-row:hover { background: rgba(255,255,255,0.015); }
.tl-row .yr { font-family: var(--font-serif); font-size: 3rem; font-weight: 400; letter-spacing: -.02em; line-height: 1; color: var(--fg); }
.tl-row .yr em { color: var(--accent); font-style: italic; }
.tl-row .cd { display: flex; flex-direction: column; gap: .5rem; max-width: 46ch; padding-top: .5rem; }
.tl-row .cd h3 { font-weight: 600; font-size: 1.125rem; letter-spacing: -.01em; }
.tl-row .cd p { font-size: .9375rem; line-height: 1.55; color: var(--fg-dim); }
.tl-row .st { font-family: var(--font-mono); font-size: .625rem; letter-spacing: .14em; color: var(--fg-mute); padding: .3rem .55rem; border: 1px solid var(--line); border-radius: .3rem; white-space: nowrap; margin-top: .85rem; }
.tl-row.key .yr em { color: var(--accent); }
.tl-row.key .st { border-color: color-mix(in oklab, var(--accent) 40%, var(--line)); color: var(--accent); }

/* ------------------------------------------------------------
   VALUES
   ------------------------------------------------------------ */
.vals { border-bottom: 1px solid var(--line); }
.vals-grid { margin-top: 4rem; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 1rem; overflow: hidden; }
.val { background: var(--bg); padding: 2.5rem 2rem; min-height: 22rem; display: flex; flex-direction: column; transition: background .2s; position: relative; }
.val:hover { background: var(--bg-2); }
.val .vn { font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .18em; color: var(--fg-mute); }
.val .vi { margin-top: 2.5rem; width: 3rem; height: 3rem; border-radius: .5rem; border: 1px solid var(--line-2); color: var(--accent); display: flex; align-items: center; justify-content: center; }
.val .vi svg { width: 1.4rem; height: 1.4rem; }
.val h3 { margin-top: 2rem; font-family: var(--font-serif); font-style: italic; font-weight: 400; font-size: 2.125rem; letter-spacing: -.015em; line-height: 1; color: var(--fg); }
.val p { margin-top: 1.25rem; font-size: .9375rem; line-height: 1.6; color: var(--fg-dim); max-width: 36ch; }
.val .vm { margin-top: auto; padding-top: 2rem; font-family: var(--font-mono); font-size: .625rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-mute); }

/* ------------------------------------------------------------
   TEAM — quiet editorial
   ------------------------------------------------------------ */
.team { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.team-grid { margin-top: 4.5rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid var(--line); }
.tm { padding: 3rem 0 0; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.tm:last-child { border-right: none; padding-left: 3rem; }
.tm:first-child { padding-right: 3rem; }
.tm-photo { position: relative; aspect-ratio: 4/5; overflow: hidden; background: #f4f4f2; border: 1px solid var(--line); border-radius: .5rem; display: flex; align-items: flex-end; justify-content: center; }
.tm-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 20%; display: block; filter: grayscale(.15) contrast(1.02); transition: filter .4s, transform .6s ease; }
.tm:hover .tm-photo img { filter: grayscale(0) contrast(1.05); transform: scale(1.015); }
.tm-photo::after { content: ""; position: absolute; left: .75rem; top: .75rem; font-family: var(--font-mono); font-size: .625rem; letter-spacing: .14em; color: var(--fg); background: rgba(11,13,16,.65); backdrop-filter: blur(6px); padding: .35rem .55rem; border-radius: .3rem; }
.tm:nth-child(1) .tm-photo::after { content: "01 / LEO"; }
.tm:nth-child(2) .tm-photo::after { content: "02 / NOAH"; }
.tm-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-top: 1.75rem; }
.tm-head h3 { font-family: var(--font-sans); font-weight: 600; font-size: clamp(1.5rem, 2.2vw, 1.875rem); letter-spacing: -.025em; line-height: 1; }
.tm-head .yrs { font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .14em; color: var(--fg-mute); text-transform: uppercase; white-space: nowrap; }
.tm-role { margin-top: .65rem; font-family: var(--font-mono); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); }
.tm-quote { margin-top: 1.25rem; font-family: var(--font-serif); font-style: italic; font-weight: 400; font-size: clamp(1.125rem, 1.35vw, 1.3125rem); line-height: 1.45; color: var(--fg); max-width: 34ch; text-wrap: pretty; letter-spacing: -.005em; }
.tm-tags { margin-top: 1.5rem; display: flex; flex-wrap: wrap; gap: .4rem; }
.tm-tag { font-family: var(--font-mono); font-size: .625rem; letter-spacing: .12em; text-transform: uppercase; color: var(--fg-dim); padding: .35rem .55rem; border: 1px solid var(--line); border-radius: .3rem; }
.tm-tag.acc { color: var(--accent); border-color: color-mix(in oklab, var(--accent) 40%, var(--line)); }
.tm-bio { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.tm-bio-toggle { font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-dim); display: inline-flex; align-items: center; gap: .5rem; padding: 0; background: none; border: none; cursor: pointer; transition: color .15s; }
.tm-bio-toggle:hover { color: var(--accent); }
.tm-bio-toggle::after { content: "+"; font-family: var(--font-mono); font-size: 1rem; line-height: 1; transition: transform .2s; }
.tm-bio.open .tm-bio-toggle::after { content: "−"; }
.tm-bio-body { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.tm-bio.open .tm-bio-body { max-height: 40rem; }
.tm-bio-body p { margin-top: 1rem; font-size: .9375rem; line-height: 1.65; color: var(--fg-dim); max-width: 48ch; }
.tm-bio-body p + p { margin-top: .85rem; }
.tm-bio-body .facts { margin-top: 1.25rem; padding-top: 1rem; border-top: 1px dashed var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: .5rem 1.5rem; font-family: var(--font-mono); font-size: .6875rem; color: var(--fg-mute); letter-spacing: .08em; }
.tm-bio-body .facts b { color: var(--fg); font-weight: 500; }

/* ------------------------------------------------------------
   PHILOSOPHY / CTA
   ------------------------------------------------------------ */
.phil { border-bottom: 1px solid var(--line); }
.phil .frame { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.phil h2 { font-weight: 600; letter-spacing: -.035em; line-height: 1; font-size: clamp(2.25rem, 4.5vw, 3.75rem); text-wrap: balance; }
.phil h2 em { font-style: italic; font-family: var(--font-serif); font-weight: 400; color: var(--accent); }
.phil .side { display: flex; flex-direction: column; gap: 1.5rem; padding-top: 1rem; }
.phil .side p { font-size: 1rem; line-height: 1.65; color: var(--fg-dim); }
.phil .side .pull { padding: 1.5rem; border: 1px solid var(--line); border-radius: .6rem; background: var(--bg-2); font-family: var(--font-serif); font-style: italic; font-size: 1.25rem; line-height: 1.4; color: var(--fg); }

/* ------------------------------------------------------------
   CTA
   ------------------------------------------------------------ */
.cta { text-align: center; padding: var(--pad-section) 0 calc(var(--pad-section) - 2rem); position: relative; }
.cta h2 { font-weight: 600; letter-spacing: -.035em; line-height: 1; font-size: clamp(2.5rem, 5.5vw, 4.5rem); max-width: 16ch; margin: 0 auto; text-wrap: balance; }
.cta h2 em { font-style: italic; font-family: var(--font-serif); font-weight: 400; color: var(--accent); }
.cta p { margin: 1.5rem auto 0; max-width: 32rem; }
.cta-row { margin-top: 2.5rem; display: inline-flex; gap: .6rem; flex-wrap: wrap; justify-content: center; }

/* ------------------------------------------------------------
   Mobile breakpoint
   ------------------------------------------------------------ */
@media (max-width: 900px) {
  .nav { display: none; }
  .a-hero .facts { grid-template-columns: 1fr 1fr; }
  .intro .frame { grid-template-columns: 1fr; gap: 1.5rem; }
  .intro .label-col { position: static; }
  .tl-row { grid-template-columns: 6rem 1fr; gap: 1.25rem; }
  .tl-row .yr { font-size: 1.75rem; }
  .tl-row .st { display: none; }
  .vals-grid { grid-template-columns: 1fr; }
  .member, .member.rev { grid-template-columns: 1fr; gap: 2rem; }
  .member.rev .mphoto { order: 1; }
  .member.rev .minfo { order: 2; }
  .mphoto { max-width: 18rem; }
  .phil .frame { grid-template-columns: 1fr; gap: 2rem; }
  /* Team grid stacks single-column on mobile (Quick 260429-0nh) */
  .team-grid { grid-template-columns: 1fr; }
  .tm, .tm:first-child, .tm:last-child { border-right: none; padding-left: 0; padding-right: 0; }
  .tm + .tm { border-top: 1px solid var(--line); padding-top: 3rem; }
}