/* ============================================================
   ADAMS OMONDI — ABOUT PAGE
   ============================================================ */

/* ==================== PAGE HERO ==================== */
.page-hero {
  position: relative;
  padding-top: calc(var(--nav-height) + clamp(3rem, 7vw, 6rem));
  padding-bottom: clamp(3rem, 6vw, 5rem);
  overflow: hidden;
  isolation: isolate;
}
.page-hero__inner { max-width: 900px; }
.page-hero__title { margin-bottom: 1.25rem; }
.page-hero__lead {
  font-size: clamp(1rem, 1.5vw, 1.1875rem);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 62ch;
}

/* ==================== ABOUT INTRO (profile + copy + facts) ==================== */
.about-intro {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 700px) and (max-width: 999px) {
  .about-intro {
    grid-template-columns: 200px minmax(0, 1fr);
    grid-template-areas:
      "profile copy"
      "profile facts";
  }
  .about-profile { grid-area: profile; }
  .about-copy    { grid-area: copy; }
  .about-facts   { grid-area: facts; }
}
@media (min-width: 1000px) {
  .about-intro {
    grid-template-columns: 240px minmax(0, 1fr) 260px;
  }
}

/* ---------- Profile image ---------- */
.about-profile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}
.about-profile__frame {
  position: relative;
  width: 100%;
  max-width: 240px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(0,212,255,0.20), transparent 55%),
    radial-gradient(120% 100% at 50% 100%, rgba(124,58,237,0.20), transparent 55%),
    var(--bg-elevated);
  border: 1px solid var(--border-default);
  box-shadow:
    0 20px 60px -20px rgba(0,212,255,0.25),
    0 10px 40px -15px rgba(124,58,237,0.20),
    var(--shadow-md);
  padding: 6px;
}
.about-profile__frame::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(0,212,255,0.55), transparent 45%, rgba(124,58,237,0.55));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.about-profile__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
  border-radius: calc(var(--radius-2xl) - 6px);
  transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}
.about-profile:hover .about-profile__frame img { transform: scale(1.04); }

.about-profile__fallback {
  display: none;
  position: absolute;
  inset: 6px;
  border-radius: calc(var(--radius-2xl) - 6px);
  background: var(--gradient-primary);
  color: #fff;
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  align-items: center;
  justify-content: center;
}
.about-profile__frame.is-error .about-profile__fallback { display: flex; }

.about-profile__status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.9rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #34d399;
  background: rgba(16,185,129,0.10);
  border: 1px solid rgba(16,185,129,0.28);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

/* ---------- Copy ---------- */
.about-copy p {
  margin-top: 1rem;
  font-size: 1rem;
  line-height: 1.75;
}
.about-copy p:first-of-type { margin-top: 1.5rem; }
.about-signature {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}
.about-signature strong {
  display: block;
  font-size: 1.0625rem;
  color: var(--text-primary);
}
.about-signature span {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---------- Facts sidebar ---------- */
.about-facts {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.about-fact {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
}
.about-fact:last-child { border-bottom: none; padding-bottom: 0; }
.about-fact__label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.about-fact__value {
  font-size: 0.875rem;
  color: var(--text-primary);
  font-weight: 500;
}
.about-fact__value a { color: var(--brand-primary); }
.about-fact__value a:hover { color: var(--brand-primary-hover); }

.status-dot {
  display: inline-block;
  width: 8px; height: 8px;
  margin-right: 6px;
  border-radius: 50%;
  background: var(--brand-success);
  box-shadow: 0 0 10px var(--brand-success);
  vertical-align: middle;
  animation: pulseDot 2s ease-in-out infinite;
}

@media (max-width: 699px) {
  .about-profile__frame { max-width: 180px; margin-inline: auto; }
}

/* ==================== SERVICE CARD — MEDIA VARIANT ==================== */
.service-card--media {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  min-height: auto;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  transition: transform var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out);
}
.service-card--media:hover {
  transform: translateY(-5px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}
.service-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-elevated);
}
.service-card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--dur-slow) var(--ease-out);
}
.service-card--media:hover .service-card__media img { transform: scale(1.06); }
.service-card__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.55) 100%);
  pointer-events: none;
}
.service-card__num-overlay {
  position: absolute;
  top: 0.9rem; left: 0.9rem;
  z-index: 1;
  padding: 0.3rem 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: #fff;
  background: rgba(0,0,0,0.55);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.service-card__content {
  padding: 1.35rem 1.35rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}
.service-card--media .service-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}
.service-card--media .service-card__desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}
.service-card--media .service-card__cta {
  margin-top: auto;
  padding-top: 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--brand-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-decoration: none;
}
.service-card--media .service-card__cta svg {
  transition: transform var(--dur-base) var(--ease-out);
}
.service-card--media:hover .service-card__cta svg { transform: translateX(4px); }

/* ==================== STEPS ==================== */
.steps {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 700px)  { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .steps { grid-template-columns: repeat(4, 1fr); } }

.step {
  position: relative;
  padding: 1.75rem 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out);
}
.step:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.step__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--brand-primary);
  margin-bottom: 0.75rem;
}
.step__title { font-size: 1.125rem; font-weight: 600; margin-bottom: 0.5rem; }
.step__text { font-size: 0.9rem; line-height: 1.65; color: var(--text-secondary); }

/* ==================== TECH STACK SLIDER ==================== */
.stack-slider {
  position: relative;
  max-width: 900px;
  margin-inline: auto;
  padding-inline: clamp(2rem, 6vw, 4rem);
}
.stack-slider__viewport {
  overflow: hidden;
  border-radius: var(--radius-2xl);
}
.stack-slider__track {
  display: flex;
  transition: transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
  cursor: grab;
}
.stack-slider__track.is-dragging { cursor: grabbing; transition: none; }

.stack-card {
  flex: 0 0 100%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  box-sizing: border-box;
  min-height: 380px;
  position: relative;
  overflow: hidden;
}
.stack-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0.85;
}
.stack-card--backend::before      { background: linear-gradient(90deg, #7c3aed, #a78bfa); }
.stack-card--data::before         { background: linear-gradient(90deg, #10b981, #34d399); }
.stack-card--integrations::before { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.stack-card--infra::before        { background: linear-gradient(90deg, #60a5fa, #93c5fd); }
.stack-card--security::before     { background: linear-gradient(90deg, #ef4444, #f87171); }

.stack-card__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}
.stack-card__icon {
  flex-shrink: 0;
  width: 52px; height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--brand-primary-soft);
  border: 1px solid rgba(0,212,255,0.22);
  color: var(--brand-primary);
}
.stack-card__icon svg { width: 24px; height: 24px; }
.stack-card--backend .stack-card__icon {
  background: rgba(124,58,237,0.12);
  border-color: rgba(124,58,237,0.28);
  color: #a78bfa;
}
.stack-card--data .stack-card__icon {
  background: rgba(16,185,129,0.12);
  border-color: rgba(16,185,129,0.28);
  color: #34d399;
}
.stack-card--integrations .stack-card__icon {
  background: rgba(245,158,11,0.12);
  border-color: rgba(245,158,11,0.28);
  color: #fbbf24;
}
.stack-card--infra .stack-card__icon {
  background: rgba(96,165,250,0.12);
  border-color: rgba(96,165,250,0.28);
  color: #93c5fd;
}
.stack-card--security .stack-card__icon {
  background: rgba(239,68,68,0.12);
  border-color: rgba(239,68,68,0.28);
  color: #f87171;
}
.stack-card__title {
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--text-primary);
}
.stack-card__count {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 2px;
}
.stack-card__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem 1.25rem;
}
.stack-card__list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.85rem;
  font-size: 0.875rem;
  color: var(--text-primary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  transition: all var(--dur-fast) var(--ease-out);
}
.stack-card__list li::before {
  content: '';
  flex-shrink: 0;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--brand-primary);
  box-shadow: 0 0 8px var(--brand-primary);
}
.stack-card:hover .stack-card__list li { border-color: var(--border-strong); }

/* Slider arrows */
.stack-slider__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 48px; height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--border-default);
  color: var(--text-primary);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
  box-shadow: var(--shadow-md);
}
.stack-slider__nav:hover {
  background: var(--glass-hover);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-50%) scale(1.06);
}
.stack-slider__nav:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: translateY(-50%);
}
.stack-slider__nav svg { width: 22px; height: 22px; }
.stack-slider__nav--prev { left: 0; }
.stack-slider__nav--next { right: 0; }

/* Slider dots */
.stack-slider__dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.75rem;
}
.stack-slider__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  border: none;
  background: var(--border-strong);
  cursor: pointer;
  padding: 0;
  transition: all var(--dur-base) var(--ease-out);
}
.stack-slider__dot:hover { background: var(--text-muted); transform: scale(1.2); }
.stack-slider__dot.is-active {
  width: 28px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  box-shadow: 0 0 12px rgba(0,212,255,0.5);
}

/* ==================== VISION CARD ==================== */
.vision-card {
  position: relative;
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.5rem, 5vw, 4rem);
  text-align: center;
  border-radius: var(--radius-2xl);
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(0,212,255,0.10), transparent 60%),
    radial-gradient(120% 100% at 50% 100%, rgba(124,58,237,0.14), transparent 60%),
    var(--bg-surface);
  border: 1px solid var(--border-default);
  overflow: hidden;
}
.vision-card .section__header { margin-bottom: 2rem; }
.vision-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  position: relative;
  z-index: 1;
}

/* ==================== MOBILE ==================== */
@media (max-width: 700px) {
  .stack-slider { padding-inline: 0.25rem; }
  .stack-slider__nav { width: 40px; height: 40px; }
  .stack-slider__nav svg { width: 18px; height: 18px; }
  .stack-slider__nav--prev { left: -6px; }
  .stack-slider__nav--next { right: -6px; }
  .stack-card__list { grid-template-columns: 1fr; }
}