/*
  Styles for individual technique pages under /sudoku-techniques/.
  Extends sudoku-techniques.css with article-specific layout.
*/

.technique-page {
  max-width: var(--article-prose-width);
  margin: 0 auto;
  padding: 0 20px 48px;
}

.technique-page__head {
  margin-bottom: 28px;
}

/* ---------- SVG illustration ---------- */

.technique-illustration {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0 0 32px;
  padding: 24px;
  border-radius: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
}

.technique-illustration svg {
  max-width: 100%;
  height: auto;
}

.technique-illustration__caption {
  margin: 14px 0 0;
  font-size: 14px;
  color: var(--text-muted);
  text-align: center;
  max-width: 320px;
  line-height: 1.4;
}

.technique-sections {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 36px;
}

.technique-section h2 {
  margin: 0 0 12px;
  font-size: var(--article-h2-size);
  font-weight: var(--article-h2-weight);
  line-height: var(--article-h2-line);
  letter-spacing: var(--article-h2-spacing);
  color: var(--text);
}

.technique-section p {
  margin: 0;
  font-size: var(--article-body-size);
  line-height: var(--article-body-line);
  color: var(--article-body-color);
}

/* ---------- Notes in Sudoku editorial illustrations ---------- */

.notes-illustrations {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.technique-section .notes-tip {
  margin-top: 16px;
  padding: 14px 16px;
  border-left: 4px solid var(--accent);
  border-radius: 0 10px 10px 0;
  background: var(--panel);
  color: var(--text);
  font-weight: 600;
}

.notes-illustration {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
}

.notes-illustration img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.notes-illustration figcaption {
  padding: 12px 16px 14px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.45;
  text-align: center;
}

@media (max-width: 480px) {
  .technique-page {
    padding: 0 16px 36px;
  }
}

/* ---------- Auto-generated screenshot walkthrough ---------- */
/* Populated by technique-page.js from content.json + shots/manifest.json.
   Screenshots are captured by scripts/generate-technique-shots.mjs. */

.technique-walkthrough__intro {
  margin-bottom: 20px;
}

.technique-walkthrough__steps {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 28px;
}

.technique-step {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border-radius: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
}

.technique-step__heading {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

.technique-step__text {
  margin: 0;
  font-size: var(--article-body-size);
  line-height: var(--article-body-line);
  color: var(--article-body-color);
}

.technique-step__image {
  display: block;
  width: 100%;
  max-width: 420px;
  height: auto;
  margin: 4px auto 0;
}

.technique-walkthrough__closing {
  margin: 0;
  font-size: var(--article-body-size);
  line-height: var(--article-body-line);
  color: var(--article-body-color);
}

.technique-walkthrough__link {
  color: var(--link-color, var(--text));
  text-decoration: underline;
  text-underline-offset: 2px;
}