/* ============================================================
   page-composition.css — Composition detail page layout
   Requires: tokens.css + components.css loaded first
   ============================================================ */

/* ============================================================
   Hero — single column: header(eyebrow+title) → image → body
   ============================================================ */

.comp-hero {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--ac-hair);
}

/* Header zone: eyebrow + title — mirrors other page headers */
.comp-hero__header {
  padding: var(--ac-sp-9) var(--ac-page-pad) var(--ac-sp-7);
  border-bottom: 1px solid var(--ac-hair);
}

.comp-hero__title {
  font-size: var(--ac-text-h1);
  font-weight: 300;
  line-height: var(--ac-lh-h1);
  letter-spacing: var(--ac-ls-h1);
}

/* Image: contained within page padding, natural ratio */
.comp-hero__visual {
  padding: 0 var(--ac-page-pad);
  background-color: var(--ac-paper);
  border-bottom: 1px solid var(--ac-hair);
}

.comp-hero__visual img {
  width: 100%;
  height: auto;
  display: block;
}

/* Intro + actions sit below the image */
.comp-hero__body {
  display: flex;
  flex-direction: column;
  padding: var(--ac-sp-8) var(--ac-page-pad);
  max-width: 720px;
}

/* Meta row (eyebrow): lives in comp-hero__header, above the title */
.comp-hero__meta {
  display: flex;
  align-items: center;
  gap: var(--ac-sp-5);
  margin-bottom: var(--ac-sp-4);
}

.comp-hero__badge {
  font-family: var(--ac-font-mono);
  font-size: var(--ac-text-label);
  font-weight: 500;
  letter-spacing: var(--ac-ls-label);
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid currentColor;
}

.comp-hero__badge--free {
  color: var(--ac-accent);
  border-color: var(--ac-accent);
}

.comp-hero__badge--member {
  color: var(--ac-muted);
  border-color: var(--ac-hair);
}

.comp-hero__intro {
  font-size: var(--ac-text-body-lg);
  line-height: var(--ac-lh-body);
  color: var(--ac-ink);
  max-width: 52ch;
  margin-bottom: var(--ac-sp-7);
}

.comp-hero__actions {
  display: flex;
  align-items: center;
  gap: var(--ac-sp-4);
  flex-wrap: wrap;
}

/* ============================================================
   Content sections — shared layout
   Each section has a sticky label column + content column
   ============================================================ */

.comp-section {
  border-bottom: 1px solid var(--ac-hair);
  padding: var(--ac-sp-9) 0;
}

.comp-section__inner {
  max-width: var(--ac-max-width);
  margin: 0 auto;
  padding: 0 var(--ac-page-pad);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--ac-sp-8);
  align-items: start;
}

.comp-section__heading {
  padding-top: 4px; /* optical alignment with first paragraph */
}

.comp-section__heading h2 {
  font-size: var(--ac-text-h2);
  font-weight: 300;
  letter-spacing: var(--ac-ls-h2);
  line-height: var(--ac-lh-h2);
}

.comp-section__body {
  display: flex;
  flex-direction: column;
  gap: var(--ac-sp-5);
}

.comp-section__body p {
  font-size: var(--ac-text-body);
  line-height: var(--ac-lh-body);
  color: var(--ac-ink);
  max-width: 68ch;
}

/* ============================================================
   Steps to apply — numbered list
   ============================================================ */

.comp-steps {
  display: flex;
  flex-direction: column;
  gap: var(--ac-sp-5);
  counter-reset: step-counter;
}

.comp-step {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: var(--ac-sp-5);
  align-items: start;
}

.comp-step__number {
  font-family: var(--ac-font-mono);
  font-size: var(--ac-text-label);
  font-weight: 500;
  letter-spacing: var(--ac-ls-label);
  color: var(--ac-accent);
  padding-top: 4px;
}

.comp-step__content strong {
  display: block;
  font-size: var(--ac-text-body);
  font-weight: 600;
  margin-bottom: var(--ac-sp-2);
  letter-spacing: -0.01em;
}

.comp-step__content p {
  font-size: var(--ac-text-body-sm);
  color: var(--ac-muted);
  line-height: var(--ac-lh-body);
  max-width: 60ch;
}

/* ============================================================
   Gallery
   ============================================================ */

.comp-gallery {
  border-bottom: 1px solid var(--ac-hair);
  padding: var(--ac-sp-9) 0;
}

.comp-gallery__header {
  max-width: var(--ac-max-width);
  margin: 0 auto;
  padding: 0 var(--ac-page-pad);
  margin-bottom: var(--ac-sp-6);
}

.comp-gallery__grid {
  max-width: var(--ac-max-width);
  margin: 0 auto;
  padding: 0 var(--ac-page-pad);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--ac-sp-2);
}

.comp-gallery__item {
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background-color: var(--ac-paper);
  cursor: pointer;
}

.comp-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 300ms var(--ac-ease);
}

.comp-gallery__item:hover img {
  transform: scale(1.03);
}

/* ============================================================
   Storytelling section
   ============================================================ */

.comp-storytelling__images {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--ac-sp-4);
  margin-top: var(--ac-sp-7);
}

.comp-storytelling__image {
  background-color: var(--ac-paper);
}

.comp-storytelling__image img {
  width: 100%;
  height: auto;
  display: block;
}

/* ============================================================
   Article — multi-section long-form
   ============================================================ */

.comp-article__sections {
  display: flex;
  flex-direction: column;
  gap: var(--ac-sp-8);
}

/* Paragraphs within each article sub-section need their own gap */
.comp-article__sections > div {
  display: flex;
  flex-direction: column;
  gap: var(--ac-sp-5);
}

.comp-article__section-heading {
  font-size: var(--ac-text-h3);
  font-weight: 400;
  letter-spacing: var(--ac-ls-h3);
  line-height: var(--ac-lh-h3);
  color: var(--ac-ink);
}

/* ============================================================
   Composition navigation — previous / next
   ============================================================ */

.comp-nav {
  border-top: 1px solid var(--ac-hair);
  padding: var(--ac-sp-7) 0;
}

.comp-nav__inner {
  max-width: var(--ac-max-width);
  margin: 0 auto;
  padding: 0 var(--ac-page-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.comp-nav__link {
  display: flex;
  flex-direction: column;
  gap: var(--ac-sp-2);
  text-decoration: none;
  color: var(--ac-ink);
  max-width: 280px;
}

.comp-nav__link--next {
  align-items: flex-end;
  text-align: right;
}

.comp-nav__dir {
  font-family: var(--ac-font-mono);
  font-size: var(--ac-text-label);
  font-weight: 500;
  letter-spacing: var(--ac-ls-label);
  text-transform: uppercase;
  color: var(--ac-muted);
}

.comp-nav__title {
  font-size: var(--ac-text-h3);
  font-weight: 300;
  letter-spacing: var(--ac-ls-h3);
  transition: color var(--ac-transition);
}

.comp-nav__link:hover .comp-nav__title {
  color: var(--ac-accent);
}

/* ============================================================
   Responsive — 1024px: compress hero columns
   ============================================================ */

@media (max-width: 1024px) {
  .comp-section__inner {
    grid-template-columns: 180px 1fr;
    gap: var(--ac-sp-6);
  }
}

/* ============================================================
   Responsive — 768px: stack everything
   ============================================================ */

@media (max-width: 768px) {
  .comp-hero__header {
    padding: var(--ac-sp-7) var(--ac-page-pad-mobile) var(--ac-sp-6);
  }

  .comp-hero__visual {
    padding: 0 var(--ac-page-pad-mobile);
  }

  .comp-hero__body {
    padding: var(--ac-sp-7) var(--ac-page-pad-mobile);
  }

  .comp-hero__intro {
    font-size: var(--ac-text-body);
  }

  .comp-section {
    padding: var(--ac-sp-7) 0;
  }

  .comp-section__inner {
    padding: 0 var(--ac-page-pad-mobile);
    grid-template-columns: 1fr;
    gap: var(--ac-sp-5);
  }

  .comp-gallery {
    padding: var(--ac-sp-7) 0;
  }

  .comp-gallery__header {
    padding: 0 var(--ac-page-pad-mobile);
  }

  .comp-gallery__grid {
    padding: 0 var(--ac-page-pad-mobile);
    grid-template-columns: repeat(2, 1fr);
    gap: var(--ac-sp-1);
  }

  .comp-nav__inner {
    padding: 0 var(--ac-page-pad-mobile);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--ac-sp-6);
  }

  .comp-nav__link--next {
    align-items: flex-start;
    text-align: left;
  }
}

@media (max-width: 480px) {
  .comp-gallery__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}