/* ============================================================
   ABOUT page
   ============================================================ */

/* ---- company ---- */
.company { padding: 96px 0; border-bottom: 1px solid var(--border); }
.company-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 880px) { .company-grid { grid-template-columns: 1fr; gap: 40px; } }

.company h2 { margin: 16px 0 28px; font-size: clamp(36px, 5vw, 56px); }
.company .lead {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-dim);
  margin-bottom: 20px;
  max-width: 580px;
}
.company .lead strong { color: var(--text); font-weight: 500; }

.company-card {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r);
  padding: 32px;
  position: sticky;
  top: 96px;
}
.small-meta {
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--text-mute);
  text-transform: uppercase;
  margin-bottom: 16px;
  display: block;
}
.company-card h3 {
  font-size: 20px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.company-dl { margin: 0; }
.company-dl dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-top: 16px;
  margin-bottom: 6px;
}
.company-dl dt:first-child { margin-top: 0; }
.company-dl dd {
  margin: 0;
  font-size: 14px;
  color: var(--text);
  line-height: 1.5;
}
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  background: rgba(34, 197, 94, 0.10);
  border: 1px solid rgba(34, 197, 94, 0.30);
  border-radius: 100px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ok);
}
.status-pill .dot {
  width: 6px; height: 6px;
  background: var(--ok);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--ok);
  animation: pulse 2s ease-in-out infinite;
}

/* ---- values ---- */
.values { background: var(--bg-1); padding: 96px 0; border-bottom: 1px solid var(--border); }
.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 720px) { .values-grid { grid-template-columns: 1fr; } }
.value {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 36px;
  transition: border-color .25s;
}
.value:hover { border-color: var(--red-deep); }
.value:hover::before, .value:hover::after,
.value:hover .bk-tr, .value:hover .bk-bl { border-color: var(--red); opacity: 1; }
.value-num {
  display: block;
  font-size: 11px;
  color: var(--red);
  letter-spacing: 0.18em;
  margin-bottom: 24px;
}
.value h3 { font-size: 22px; margin-bottom: 14px; letter-spacing: -0.015em; }
.value p { font-size: 15px; line-height: 1.6; color: var(--text-dim); }

/* ---- primer ---- */
.primer { padding: 96px 0; border-bottom: 1px solid var(--border); }
.primer-body {
  display: flex;
  flex-direction: column;
  gap: 64px;
}
.primer-section {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid var(--border);
}
.primer-section:last-child { border-bottom: 0; padding-bottom: 0; }
.primer-section-num {
  font-size: 11px;
  color: var(--red);
  letter-spacing: 0.18em;
  padding-top: 8px;
  position: sticky;
  top: 96px;
  height: fit-content;
}
.primer-section h3 {
  font-size: clamp(26px, 3vw, 36px);
  margin-bottom: 20px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.primer-section p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-dim);
  margin-bottom: 16px;
  max-width: 720px;
}
.primer-section p strong { color: var(--text); font-weight: 500; }

.primer-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  max-width: 720px;
}
.primer-list li {
  padding: 12px 16px 12px 38px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  position: relative;
  font-size: 15px;
  color: var(--text-dim);
  line-height: 1.5;
}
.primer-list li::before {
  content: "▸";
  position: absolute;
  left: 16px;
  color: var(--red);
}
.primer-list li strong { color: var(--text); font-weight: 500; }

@media (max-width: 720px) {
  .primer-section { grid-template-columns: 1fr; gap: 16px; }
  .primer-section-num { position: static; }
}

/* pipeline */
.pipeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 28px;
  max-width: 720px;
}
.pipe-step {
  display: grid;
  grid-template-columns: 60px 140px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-top: 1px solid var(--border);
  align-items: start;
}
.pipe-step:last-child { border-bottom: 1px solid var(--border); }
.ps-num {
  font-size: 24px;
  color: var(--text-mute);
  letter-spacing: 0.02em;
}
.pipe-step strong {
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-top: 8px;
}
.pipe-step p {
  margin: 0;
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.55;
}
@media (max-width: 720px) {
  .pipe-step { grid-template-columns: 40px 1fr; gap: 16px; }
  .pipe-step strong { padding-top: 6px; grid-column: 2; }
  .pipe-step p { grid-column: 2; }
}

/* tech cards */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 28px;
}
@media (max-width: 880px) { .tech-grid { grid-template-columns: 1fr; } }
.tech-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 28px;
  display: flex;
  flex-direction: column;
}
.tech-card:hover { border-color: var(--red-deep); }
.tech-card:hover::before, .tech-card:hover::after,
.tech-card:hover .bk-tr, .tech-card:hover .bk-bl { border-color: var(--red); opacity: 1; }
.tech-tag {
  font-size: 10px;
  color: var(--red);
  letter-spacing: 0.18em;
  margin-bottom: 20px;
}
.tech-card h4 { font-size: 18px; margin-bottom: 12px; }
.tech-card > p { flex: 1; font-size: 14px; color: var(--text-dim); line-height: 1.55; margin-bottom: 20px; }
.tech-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text);
}
.tech-meta > div { padding-right: 8px; border-right: 1px solid var(--border); }
.tech-meta > div:last-child { border-right: 0; padding-right: 0; }
.tech-meta > div:not(:first-child) { padding-left: 8px; }
.tech-meta .coord { display: block; color: var(--text-mute); margin-bottom: 4px; }

/* dos / donts */
.dos-donts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}
@media (max-width: 720px) { .dos-donts { grid-template-columns: 1fr; } }
.dos, .donts {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 28px;
}
.dos h4, .donts h4 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 18px;
  font-weight: 500;
}
.dos h4 { color: var(--ok); }
.donts h4 { color: var(--red); }
.dos ul, .donts ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.dos li, .donts li {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.5;
  padding-left: 22px;
  position: relative;
}
.dos li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-family: var(--mono); }
.donts li::before { content: "×"; position: absolute; left: 0; color: var(--red); font-family: var(--mono); }
.dos li strong, .donts li strong { color: var(--text); font-weight: 500; }

/* ---- stats ---- */
.stats { background: var(--bg-1); padding: 80px 0; border-bottom: 1px solid var(--border); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media (max-width: 720px) { .stats-grid { grid-template-columns: 1fr 1fr; } }
.stat {
  padding: 40px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  text-align: left;
  transition: border-color .25s;
}
.stat:hover { border-color: var(--red-deep); }
.stat:hover::before, .stat:hover::after,
.stat:hover .bk-tr, .stat:hover .bk-bl { border-color: var(--red); opacity: 1; }
.stat-num {
  display: block;
  font-family: var(--display);
  font-size: 48px;
  font-weight: 500;
  letter-spacing: -0.04em;
  color: var(--text);
  margin-bottom: 8px;
}
.stat-num small { font-size: 24px; color: var(--red); margin-left: 2px; }
.stat-lbl {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-mute);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}