/* about.css - halaman Tentang. Semua warna dari token tema, jadi ikut tema & mode terang/gelap. */
#soils-page-about .ab {
  --ab-r: var(--radius-xl, 22px);
  --ab-r2: var(--radius-lg, 16px);
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 4px 0 24px;
  font-size: var(--font-base, 14px);
  color: var(--text-main);
}
#soils-page-about .ab * { box-sizing: border-box; }
#soils-page-about .ab h1,
#soils-page-about .ab h2,
#soils-page-about .ab p { margin: 0; }

/* ---------- Hero ---------- */
.ab-hero {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px 38px;
  border: 1px solid var(--border-medium);
  border-radius: var(--ab-r);
  background: var(--bg-card);
}
.ab-hero-main { position: relative; z-index: 1; min-width: 0; }
.ab-kicker {
  display: inline-block;
  font-size: .78em;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 10px;
}
.ab-hero h1 {
  font-size: 2.2em;
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.1;
  color: var(--text-main);
}
.ab-lead {
  margin-top: 10px !important;
  max-width: 52ch;
  line-height: 1.55;
  color: var(--text-secondary);
}
.ab-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.ab-pill {
  padding: 5px 12px;
  border-radius: var(--radius-pill, 999px);
  border: 1px solid var(--border-medium);
  background: transparent;
  color: var(--text-secondary);
  font-size: .82em;
  font-weight: 600;
}
.ab-pill.is-accent { color: var(--accent-gold); border-color: var(--accent-gold); background: var(--accent-gold-bg); }
.ab-hero-mark {
  position: absolute;
  right: 28px;
  top: 50%;
  transform: translateY(-50%);
  width: 150px;
  height: 150px;
  color: var(--accent-gold);
  opacity: .08;
  pointer-events: none;
}
.ab-hero-mark svg { width: 100%; height: 100%; stroke-width: 1.2; }

/* ---------- Stats ---------- */
.ab-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.ab-stat {
  padding: 16px 20px;
  border: 1px solid var(--border-medium);
  border-radius: var(--ab-r2);
  background: var(--bg-card);
}
.ab-stat strong { display: block; font-size: 1.7em; font-weight: 800; letter-spacing: -.01em; color: var(--accent-gold); line-height: 1.15; }
.ab-stat span { display: block; margin-top: 3px; font-size: .88em; color: var(--text-secondary); }

/* ---------- Main grid ---------- */
.ab-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 16px; align-items: start; }
.ab-card {
  padding: 24px;
  border: 1px solid var(--border-medium);
  border-radius: var(--ab-r2);
  background: var(--bg-card);
}
.ab-card h2 { font-size: 1.12em; font-weight: 700; color: var(--text-main); }
.ab-card .ab-sub { margin-top: 6px !important; line-height: 1.55; color: var(--text-secondary); }
.ab-label {
  margin: 22px 0 12px !important;
  font-size: .78em !important;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted) !important;
}
.ab-features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.ab-feat {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  background: transparent;
  transition: border-color .15s ease, transform .15s ease, background .15s ease;
}
.ab-feat:hover { border-color: var(--accent-gold); transform: translateY(-2px); background: var(--accent-gold-bg); }
.ab-ico {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  background: var(--accent-gold-bg);
  color: var(--accent-gold);
}
.ab-ico svg { width: 20px; height: 20px; }
.ab-feat strong { display: block; font-size: 1em; font-weight: 700; color: var(--text-main); }
.ab-feat .ab-fd { display: block; margin-top: 3px; font-size: .9em; line-height: 1.45; color: var(--text-secondary); }

/* ---------- Developer ---------- */
.ab-dev-top { display: flex; align-items: center; gap: 14px; }
.ab-avatar {
  flex: 0 0 auto;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--accent-gold);
  background: var(--accent-gold-bg);
  border: 1px solid var(--accent-gold);
}
.ab-dev-name { font-size: 1.12em; font-weight: 700; color: var(--text-main); line-height: 1.25; }
.ab-dev-role { margin-top: 2px !important; font-size: .9em; color: var(--accent-gold); }
.ab-dev-univ { margin-top: 1px !important; font-size: .88em; color: var(--text-muted); }
.ab-links { display: flex; flex-direction: column; gap: 8px; margin-top: 20px; }
.ab-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border: 1px solid var(--border-medium);
  border-radius: 12px;
  background: transparent;
  color: var(--text-main);
  font-weight: 600;
  text-decoration: none;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.ab-link svg { width: 18px; height: 18px; flex: 0 0 auto; }
.ab-link .ab-go { margin-left: auto; opacity: .55; }
.ab-link:hover { border-color: var(--accent-gold); color: var(--accent-gold); background: var(--accent-gold-bg); }
.ab-link:focus-visible { outline: 2px solid var(--accent-gold); outline-offset: 2px; }

/* ---------- Footer ---------- */
.ab-foot { text-align: center; font-size: .86em; line-height: 1.6; color: var(--text-muted); padding-top: 4px; }

/* ---------- Motion ---------- */
@keyframes abIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
#soils-page-about .ab > * { animation: abIn .4s ease both; }
#soils-page-about .ab > *:nth-child(2) { animation-delay: .05s; }
#soils-page-about .ab > *:nth-child(3) { animation-delay: .1s; }
#soils-page-about .ab > *:nth-child(4) { animation-delay: .15s; }
@media (prefers-reduced-motion: reduce) {
  #soils-page-about .ab > * { animation: none; }
  .ab-feat, .ab-link { transition: none; }
  .ab-feat:hover { transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .ab-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 768px) {
  #soils-page-about .ab { padding-bottom: calc(80px + env(safe-area-inset-bottom, 0px)); }
}
@media (max-width: 600px) {
  .ab-hero { padding: 24px 20px; }
  .ab-hero h1 { font-size: 1.7em; }
  .ab-hero-mark { right: -18px; width: 120px; height: 120px; }
  .ab-features { grid-template-columns: minmax(0, 1fr); }
  .ab-card { padding: 18px; }
  .ab-stat { padding: 12px 14px; }
  .ab-stat strong { font-size: 1.3em; }
  .ab-stat span { font-size: .8em; }
}