/* Fel d 1 subpage styles */

/* hero */
.fd1-hero {
  background: var(--ink);
  color: var(--cream);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(244, 238, 228, 0.1);
}
.fd1-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 500px at 15% 0%, rgba(232, 166, 122, 0.16), transparent 60%),
    radial-gradient(700px 400px at 85% 100%, rgba(58, 90, 69, 0.12), transparent 60%);
  pointer-events: none;
}
.fd1-hero-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 4rem) clamp(1.25rem, 3vw, 2.5rem) clamp(4rem, 8vw, 7rem);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  position: relative;
}
.fd1-hero-copy .eyebrow { color: var(--cream-warm); }
.fd1-hero-copy .eyebrow-num { color: var(--vermillion-soft); }
.fd1-hero-copy .headline { color: var(--cream); }
.fd1-hero-copy em { color: var(--vermillion-soft); }
.fd1-subtitle {
  font-size: 1.25rem;
  font-style: italic;
  color: var(--vermillion-soft);
  margin-top: -0.25rem;
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}
.fd1-hero-copy .lede { color: rgba(244, 238, 228, 0.78); }
.fd1-hero-copy .lede em { color: var(--vermillion-soft); font-size: inherit; }

.fd1-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--stone-light);
  text-decoration: none;
  margin-bottom: 2rem;
  transition: color 0.25s var(--ease-out);
}
.fd1-back:hover { color: var(--cream); }
.fd1-eyebrow-separate {
  display: block;
  margin-bottom: 1.2rem;
}
.fd1-back svg { transform: rotate(90deg); }

/* hero figure illustration */
.fd1-hero-fig-stage {
  position: relative;
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}
.fd1-hero-svg {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 20px 50px rgba(0, 0, 0, 0.35));
  animation: cat-float 10s ease-in-out infinite alternate;
}
@keyframes cat-float {
  0%   { transform: translateY(0); }
  100% { transform: translateY(-6px); }
}
@media (prefers-reduced-motion: reduce) {
  .fd1-hero-svg { animation: none; }
}
.fd1-hero-caption {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 0.6rem 0.75rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  color: var(--ink-soft);
  box-shadow: 0 20px 40px -25px rgba(21, 22, 26, 0.4);
  white-space: normal;
  margin-top: 1.2rem;
  justify-content: center;
  text-align: center;
  line-height: 1.5;
  width: fit-content;
  max-width: 100%;
  box-sizing: border-box;
}
@media (min-width: 881px) {
  .fd1-hero-caption {
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }
}
.fd1-hero-caption .caption-line {
  width: 18px;
  height: 1px;
  background: var(--vermillion);
  flex-shrink: 0;
}


/* molecule in hero */
.fd1-molecule-frame {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.fd1-molecule-img {
  width: 100%;
  max-width: 380px;
  height: auto;
  display: block;
  filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.5));
  animation: mol-float 10s ease-in-out infinite alternate;
}
@keyframes mol-float {
  0%   { transform: translateY(0) rotate(-0.5deg); }
  100% { transform: translateY(-8px) rotate(0.5deg); }
}
@media (prefers-reduced-motion: reduce) {
  .fd1-molecule-img { animation: none; }
}
.fd1-molecule-caption {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-top: 1.5rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  color: rgba(244, 238, 228, 0.55);
  letter-spacing: 0.04em;
}
.fd1-molecule-caption .caption-line {
  width: 18px;
  height: 1px;
  background: var(--vermillion);
}

/* problem section */
.fd1-section-problem {
  background: var(--ink);
  color: var(--cream);
  border-bottom: 1px solid rgba(244, 238, 228, 0.1);
}
.fd1-section-problem .headline { color: var(--cream); }
.fd1-section-problem em { color: var(--vermillion-soft); }
.fd1-section-problem .prose p { color: rgba(244, 238, 228, 0.78); max-width: 58ch; }

.fd1-two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.fd1-cat-aside { position: relative; }
.fd1-cat-ill {
  width: 100%;
  max-width: 320px;
  height: auto;
  display: block;
  margin-left: auto;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

/* approach section */
.fd1-section-approach {
  background: linear-gradient(180deg, var(--cream) 0%, var(--cream-warm) 100%);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.fd1-steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 1.25rem;
  align-items: stretch;
}
.fd1-step {
  background: var(--cream);
  border: 1px solid var(--rule);
  padding: 2rem 1.6rem;
  border-radius: 4px;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}
.fd1-step:hover {
  transform: translateY(-4px);
  box-shadow: 0 30px 50px -35px rgba(21, 22, 26, 0.4);
}
.fd1-step-num {
  font-family: "Instrument Serif", serif;
  font-style: italic;
  font-size: 1.4rem;
  color: var(--vermillion-deep);
  margin-bottom: 0.6rem;
}
.fd1-step h3 {
  font-family: "Instrument Serif", serif;
  font-size: 1.5rem;
  font-weight: 400;
  margin: 0 0 0.8rem;
  line-height: 1.1;
}
.fd1-step p {
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.6;
  margin: 0;
}
.fd1-step-arrow {
  width: 40px;
  align-self: center;
  color: var(--stone-light);
  display: flex;
  align-items: center;
}
.fd1-step-arrow svg { width: 100%; height: auto; }

/* wet food section */
.fd1-section-wet {
  border-top: 1px solid var(--rule);
}
.fd1-wet-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
}
.fd1-wet-left .prose p {
  max-width: 62ch;
}

/* comparison cards */
.fd1-comparison {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.fd1-compare-card {
  border: 1px solid var(--rule);
  border-radius: 4px;
  overflow: hidden;
  background: var(--cream);
}
.fd1-compare-header {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 1rem 1.4rem;
  border-bottom: 1px solid var(--rule);
}
.fd1-compare-old .fd1-compare-header {
  background: var(--cream-warm);
  color: var(--stone);
}
.fd1-compare-new .fd1-compare-header {
  background: var(--ink);
  color: var(--cream);
}
.fd1-compare-list {
  list-style: none;
  margin: 0;
  padding: 1rem 1.4rem;
}
.fd1-compare-list li {
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.55;
  padding: 0.45rem 0 0.45rem 1.6rem;
  position: relative;
}
.fd1-compare-list li::before {
  position: absolute;
  left: 0;
  font-size: 0.85rem;
}
.fd1-compare-pro::before {
  content: "+";
  color: var(--moss);
  font-weight: 600;
}
.fd1-compare-con::before {
  content: "\2013";
  color: var(--stone);
}

.fd1-compare-footnote {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  color: var(--stone);
  padding: 0 1.4rem 1rem;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

/* molecule deep dive */
.fd1-section-molecule {
  background: var(--ink);
  color: var(--cream);
  border-top: 1px solid var(--rule);
}
.fd1-molecule-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.fd1-molecule-big {
  display: flex;
  justify-content: center;
}
.fd1-molecule-big img {
  width: 100%;
  max-width: 420px;
  height: auto;
  display: block;
  filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.5));
  border-radius: 8px;
}
.fd1-molecule-info .eyebrow { color: var(--cream-warm); }
.fd1-molecule-info .eyebrow-num { color: var(--vermillion-soft); }
.fd1-molecule-info .headline { color: var(--cream); }
.fd1-molecule-info em { color: var(--vermillion-soft); }
.fd1-molecule-info .prose p { color: rgba(244, 238, 228, 0.78); max-width: 54ch; }

/* vision section */
.fd1-section-vision {
  background: linear-gradient(180deg, var(--cream) 0%, var(--cream-warm) 100%);
  border-top: 1px solid var(--rule);
  text-align: center;
}
.fd1-vision-block {
  max-width: 46rem;
  margin: 0 auto;
}
.fd1-vision-block .headline { max-width: none; }
.fd1-vision-block .lede {
  max-width: 50ch;
  margin-left: auto;
  margin-right: auto;
}
.fd1-vision-actions {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  margin-top: 2.5rem;
}

/* responsive */
@media (max-width: 880px) {
  .fd1-hero-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .fd1-hero-figure { order: 1; }
  .fd1-cat-hero-ill { max-width: 220px; }
  .fd1-hero-fig-stage { max-width: 280px; }
  .fd1-hero-caption { text-align: center; font-size: 0.62rem; }
  .fd1-molecule-img { max-width: 280px; margin: 0 auto; }
  .fd1-two-col { grid-template-columns: 1fr; }
  .fd1-cat-aside { order: -1; }
  .fd1-cat-ill { margin: 0 auto; max-width: 240px; }
  .fd1-steps {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .fd1-step-arrow {
    transform: rotate(90deg);
    margin: 0 auto;
    width: 32px;
  }
  .fd1-molecule-showcase {
    grid-template-columns: 1fr;
  }
  .fd1-molecule-big { order: -1; }
  .fd1-molecule-big img { max-width: 300px; margin: 0 auto; }
  .fd1-wet-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .fd1-vision-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .fd1-vision-actions .btn { width: 100%; }
}