/* ====== Base layout ====== */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 20px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: #D6DAE0;
  background: #1A1D23; /* dark graphite background */
}

main {
  max-width: 1100px;
  margin: 0 auto 40px auto;
}

/* ====== Header ====== */

header {
  max-width: 1100px;
  margin: 0 auto 40px auto;
  text-align: center;
  padding: 20px 10px 10px;
}

header h1 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 0.2em;
  font-weight: 700;
  color: #FFFFFF;
}

header .author {
  font-size: 1rem;
  color: #AEB4C0;
  margin-top: 6px;
}

/* ====== Sections ====== */

section {
  background: #242831; /* dark card background */
  margin-bottom: 32px;
  padding: 24px 20px 26px;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255,255,255,0.05);
}

section h2 {
  color: #FFFFFF;
  margin-top: 0;
  font-size: 1.5rem;
  margin-bottom: 0.7em;
  border-left: 4px solid #6B73FF; /* accent */
  padding-left: 10px;
}

section p {
  color: #D6DAE0;
  margin-top: 0.3em;
  margin-bottom: 0.9em;
}

/* ====== Diptychs ====== */

.diptych {
  display: flex;
  gap: 22px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.diptych figure {
  flex: 1;
  margin: 0;
}

/* ★★★ FIXED IMAGE SIZE — все фото одинаковые ★★★ */
.diptych img {
  width: 100%;
  height: 350px;          /* ← можешь менять: 300–450px */
  object-fit: cover;      /* обрезает красиво по центру */
  object-position: center;
  display: block;
  border-radius: 10px;
  background: #333;
}

.diptych figcaption {
  font-size: 0.9rem;
  text-align: center;
  margin-top: 8px;
  color: #AEB4C0;
}

/* ====== Lists in AI documentation ====== */

#ai-documentation ul {
  padding-left: 20px;
}

#ai-documentation li {
  margin-bottom: 0.4em;
  color: #D6DAE0;
}

#ai-documentation a {
  color: #7B82FF;
  text-decoration: none;
}

#ai-documentation a:hover,
#ai-documentation a:focus {
  text-decoration: underline;
}

/* ====== Footer ====== */

footer {
  text-align: center;
  font-size: 0.85rem;
  color: #AEB4C0;
  padding: 15px 10px 30px;
}

/* ====== Responsive ====== */

@media (max-width: 768px) {
  body {
    padding: 12px;
  }

  section {
    padding: 18px 14px 20px;
  }

  .diptych {
    flex-direction: column;
  }

  header h1 {
    font-size: 1.6rem;
  }
}