/* about.html - 關於我們, white redesign (founder, 2026-10-29): same story, a quieter page.
   White page, 1040 frame, navy headings, grey text, hairlines between sections, the story text in an 880 column. */
.ab { background: #fff; }
.ab h1, .ab h2, .ab h3 { text-wrap: balance; }

/* hero: the brand line, one sentence, the photo */
.ab-hero { padding: 168px 0 0; text-align: center; }
.ab-hero h1 { margin: 0; font-size: clamp(28px, 4.4vw, 46px); line-height: 1.4; color: var(--navy); letter-spacing: .01em; }
.ab-hero h1 .hl { display: inline-block; }
.ab-hero-sub { margin: 24px 0 0; font-size: clamp(16px, 1.8vw, 19px); line-height: 1.8; color: var(--muted); }
.ab-photo { margin: 56px 0 0; }
.ab-photo img { display: block; width: 100%; height: auto; border-radius: 20px; }

/* sections */
.ab-sec { padding: 112px 0; }
.ab-sec + .ab-sec { border-top: 1px solid var(--line); }
.ab-hero + .ab-sec { border-top: 0; }
.ab-sec h2 { margin: 0 0 52px; font-size: clamp(25px, 3.2vw, 34px); line-height: 1.45; color: var(--navy); }

/* role cards: the four people at their desks, and the same four after */
.ab-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.ab-card { border-top: 2px solid var(--navy); padding-top: 22px; }
.ab-role { margin: 0; font-size: 14px; font-weight: 700; color: var(--teal); letter-spacing: .06em; }
.ab-role .ab-time { margin-left: 8px; font-weight: 500; color: var(--muted); letter-spacing: .02em; }
.ab-card h3 { margin: 12px 0 0; font-size: 19px; line-height: 1.55; color: var(--navy); }
.ab-card p:not(.ab-role) { margin: 12px 0 0; font-size: 15px; line-height: 1.85; color: var(--muted); }

.ab-pivot { margin: 96px auto 0; max-width: 760px; text-align: center; }
.ab-pivot-main { margin: 0; font-size: clamp(21px, 2.6vw, 28px); font-weight: 700; line-height: 1.6; color: var(--navy); }
.ab-pivot-sub { margin: 18px 0 0; font-size: 16px; line-height: 1.9; color: var(--muted); }

/* the founder story: chapter title on the left, the text in an 880 column */
.ab-story { margin-top: 64px; }
.ab-chapter { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 40px; padding: 48px 0; border-top: 1px solid var(--line); }
.ab-chapter:first-child { border-top: 0; padding-top: 0; }
.ab-chapter h3 { margin: 0; font-size: 21px; line-height: 1.5; color: var(--navy); }
.ab-chapter .story-body { max-width: 760px; }
.ab-chapter .story-body > p { margin: 0 0 18px; font-size: 16px; line-height: 1.95; color: var(--ink); }
.ab-chapter .story-body > p.story-quote { margin: 26px 0; padding-left: 20px; border-left: 2px solid var(--teal); text-indent: 0; font-size: 16.5px; font-weight: 600; color: var(--navy); }
.ab-chapter blockquote { margin: 32px 0 0; font-size: 20px; font-weight: 700; line-height: 1.6; color: var(--navy); }
.ab-chapter .story-body > p.ab-learn { margin-top: 24px; text-indent: 0; font-size: 15px; }
.ab-learn a { color: var(--teal); font-weight: 700; }
.ab-gains-title { margin: 64px 0 36px; font-size: clamp(21px, 2.6vw, 28px); font-weight: 700; line-height: 1.5; color: var(--navy); }

/* how we work */
.ab-lead { max-width: 820px; margin: -28px 0 44px; font-size: 16.5px; line-height: 1.9; color: var(--muted); }
.ab-four { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.ab-four article { border-top: 2px solid var(--navy); padding-top: 22px; }
.ab-four h3 { margin: 0; font-size: 18px; line-height: 1.55; color: var(--navy); }
.ab-four p { margin: 12px 0 0; font-size: 15px; line-height: 1.85; color: var(--muted); }
.ab-note { max-width: 820px; margin: 40px 0 0; font-size: 14px; line-height: 1.9; color: var(--muted); }
.ab-note a, .ab-lead a, .ab-text a { color: var(--teal); }

/* why Tshutlink */
.ab-text { max-width: 820px; }
.ab-text p { margin: 0 0 20px; font-size: 16px; line-height: 1.95; color: var(--ink); }
.ab-text p strong { color: var(--navy); }

/* closing */
.ab-end { text-align: center; }
.ab-callback { margin: 0; font-size: 16px; line-height: 1.9; color: var(--muted); }
.ab-final { margin: 18px 0 0; font-size: clamp(25px, 3.2vw, 34px); font-weight: 700; line-height: 1.5; color: var(--navy); }
.ab-final-sub { max-width: 720px; margin: 18px auto 0; font-size: 16px; line-height: 1.9; color: var(--muted); }
.ab-end .home-actions { margin-top: 40px; }

@media (max-width: 960px) {
  .ab-cards, .ab-four { grid-template-columns: repeat(2, 1fr); gap: 36px 24px; }
}
@media (max-width: 760px) {
  .ab-hero { padding-top: 116px; }
  .ab-photo { margin-top: 40px; }
  .ab-photo img { border-radius: 14px; }
  .ab-sec { padding: 68px 0; }
  .ab-sec h2 { margin-bottom: 34px; }
  .ab-cards, .ab-four { grid-template-columns: 1fr; gap: 32px; }
  .ab-pivot { margin-top: 64px; text-align: start; }
  .ab-chapter { grid-template-columns: 1fr; gap: 18px; padding: 36px 0; }
  .ab-lead { margin-top: -16px; margin-bottom: 32px; }
  .ab-end { text-align: start; }
}


/* long text: heading on the left, text on the right, like the story chapters (founder, 2026-10-29: a narrow column
   left the right side empty; split the width instead of stacking a long block of words) */
.ab-split { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 56px; align-items: start; }
.ab-split h2 { margin: 0; }
.ab-split .ab-lead { max-width: none; margin: 0 0 20px; color: var(--ink); }
.ab-split .ab-text { max-width: none; }
#standards .ab-split { margin-bottom: 56px; }
@media (max-width: 760px) {
  .ab-split { grid-template-columns: 1fr; gap: 24px; }
  #standards .ab-split { margin-bottom: 36px; }
}
/* no lines between sections - white space alone separates them, as on the homepage (founder, 2026-10-29) */
.ab-sec + .ab-sec { border-top: 0; }
/* the three lines under 每個人都已經拚盡全力 are evenly spaced - the second paragraph starts one line below (founder, 2026-10-29) */
.ab-pivot-sub + .ab-pivot-sub { margin-top: 0; }
/* 繞過的遠路，不想你再走一次 centred over the photo (founder, 2026-10-30) */
#story > .container > h2 { text-align: center; }