/* =========================================================================
   About page — only the styles unique to /about.html
   ========================================================================= */
.about-hero {
  padding: clamp(60px, 7vw, 100px) 0 clamp(24px, 3vw, 50px);
  text-align: center;
  background:
    radial-gradient(ellipse 60% 35% at 50% 0%, rgba(21, 93, 252, 0.08), transparent 70%),
    linear-gradient(180deg, var(--blue-pale), transparent 90%);
}
.about-h1 {
  font-size: clamp(36px, 5vw, 56px);
  letter-spacing: -1.5px;
  margin: 8px 0 14px;
  line-height: 1.1;
}
.about-tagline {
  color: var(--text-mute);
  font-size: 14px;
  letter-spacing: 1px;
  margin: 0 0 36px;
}
.about-quick {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 56px);
  padding: 24px 0 0;
  border-top: 1px solid var(--bd);
  max-width: 720px;
  margin: 0 auto;
}
.about-quick > span {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.about-quick b {
  font-size: clamp(22px, 2.6vw, 28px);
  font-weight: 700;
  color: var(--blue);
  letter-spacing: -0.5px;
  font-family: var(--font-mono);
}
.about-quick i {
  font-style: normal;
  font-size: 12px;
  color: var(--text-mute);
}

/* nav-link active */
.nav-links a.active { color: var(--blue); font-weight: 600; }

/* === Mission section === */
.about-mission { padding-top: clamp(40px, 5vw, 70px); }
.about-grid-2 {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 880px) { .about-grid-2 { grid-template-columns: 1fr; gap: 28px; } }

.about-h2 {
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.6px;
  margin-bottom: 18px;
  line-height: 1.25;
}
.about-p {
  color: var(--text-body);
  font-size: 15px;
  line-height: 1.75;
  margin: 0 0 16px;
}
.about-p:last-child { margin-bottom: 0; }

/* "vision pulse" graphical card */
.about-pulse {
  display: flex;
  justify-content: center;
}
.pulse-card {
  position: relative;
  width: 100%;
  max-width: 380px;
  padding: 28px;
  border-radius: var(--radius);
  background: linear-gradient(160deg, #0a1428 0%, #15233f 100%);
  color: #cbd5e1;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.pulse-card::before {
  content: "";
  position: absolute;
  inset: -50%;
  background: radial-gradient(ellipse at 30% 20%, rgba(0, 229, 255, 0.18), transparent 60%);
  pointer-events: none;
}
.pulse-eyebrow {
  position: relative;
  font-size: 11px;
  color: #00e5ff;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.pulse-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
}
.pulse-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  color: #e8ecf4;
}
.pulse-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 6px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00e5ff, #b44aff);
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.6);
}
.pulse-tag {
  position: relative;
  display: inline-block;
  padding: 4px 10px;
  background: rgba(0, 229, 255, 0.10);
  color: #7ad8ff;
  border: 1px solid rgba(0, 229, 255, 0.30);
  border-radius: 4px;
  font-size: 10px;
  letter-spacing: 1px;
}

/* === Values section === */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
  margin-top: 36px;
}
.value-card {
  background: var(--card);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  position: relative;
  overflow: hidden;
}
.value-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--blue);
  opacity: 0.6;
}
.value-card:hover {
  border-color: var(--blue-border);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.value-card:hover::before { opacity: 1; }
.value-num {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: -1.5px;
  margin-bottom: 8px;
}
.value-card h3 {
  font-size: 17px;
  margin-bottom: 10px;
}
.value-card p {
  font-size: 13.5px;
  color: var(--text-body);
  line-height: 1.65;
  margin: 0;
}

/* === Timeline === */
.about-timeline { background: var(--bg); }
.timeline {
  list-style: none;
  padding: 0;
  margin: 36px 0 0;
  position: relative;
  max-width: 740px;
  margin-left: auto;
  margin-right: auto;
}
.timeline::before {
  content: "";
  position: absolute;
  top: 6px; bottom: 6px;
  left: 19px;
  width: 2px;
  background: linear-gradient(180deg, var(--blue), var(--bd-strong) 80%);
  opacity: 0.55;
}
.tl-item {
  position: relative;
  padding-left: 56px;
  padding-bottom: 28px;
}
.tl-item:last-child { padding-bottom: 0; }
.tl-dot {
  position: absolute;
  left: 12px; top: 8px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--card);
  border: 3px solid var(--bd-strong);
  box-shadow: 0 0 0 4px var(--bg);
}
.tl-item.done    .tl-dot { border-color: var(--green); background: var(--green); }
.tl-item.current .tl-dot {
  border-color: var(--blue);
  background: var(--blue);
  animation: tl-pulse 2s ease-in-out infinite;
}
.tl-item.future  .tl-dot { border-color: var(--gold); background: var(--card); }
@keyframes tl-pulse {
  0%, 100% { box-shadow: 0 0 0 4px var(--bg), 0 0 0 0 rgba(21, 93, 252, 0.4); }
  50%      { box-shadow: 0 0 0 4px var(--bg), 0 0 0 6px rgba(21, 93, 252, 0); }
}
.tl-card {
  background: var(--card);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 18px 22px;
  box-shadow: var(--shadow-sm);
}
.tl-when {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 1.5px;
  color: var(--blue-deep);
  font-weight: 600;
  margin-bottom: 6px;
}
.tl-item.future .tl-when { color: #b8881d; }
.tl-card h4 {
  font-size: 16px;
  margin-bottom: 6px;
  letter-spacing: -0.3px;
}
.tl-card p {
  font-size: 13.5px;
  color: var(--text-body);
  line-height: 1.65;
  margin: 0;
}

/* === Bottom CTA strip === */
.about-cta-strip { padding-top: clamp(40px, 5vw, 70px); }
.about-cta-card {
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: clamp(36px, 5vw, 56px);
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.about-cta-card::before {
  content: "";
  position: absolute;
  top: -80px; right: -80px;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.16), transparent 70%);
}
.about-cta-card h3 {
  position: relative;
  color: #fff;
  font-size: clamp(22px, 2.5vw, 28px);
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}
.about-cta-card p {
  position: relative;
  color: rgba(255,255,255,0.88);
  font-size: 15px;
  margin: 0 0 24px;
}
.about-cta-actions {
  position: relative;
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.about-cta-card .btn-ghost {
  border-color: rgba(255,255,255,0.6);
  color: #fff;
}
.about-cta-card .btn-ghost:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.10);
  color: #fff;
}
.about-cta-card .btn-primary {
  background: #fff;
  color: var(--blue-deep);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
}
.about-cta-card .btn-primary:hover {
  background: #fff;
  color: var(--blue-deep);
}