/* Doodle 10 — For You
   Recommendation-feed explainer. Sits on top of doodles-base.css; only
   .fy-* here so nothing leaks into the other doodles.
   Dark-first to match the doodle series. */

.fy-page {
  --fy-ink:    #ece9f5;
  --fy-dim:    #9a95ad;
  --fy-line:   rgba(255,255,255,.10);
  --fy-accent: #8b7bff;
  --fy-warm:   #ffb35c;
  --fy-panel:  rgba(255,255,255,.035);
  color: var(--fy-ink);
}

.fy-page .container { max-width: 46rem; margin-inline: auto; padding-inline: 1.25rem; }

/* ---------- hero ---------- */
.fy-hero { padding: clamp(3rem, 10vw, 6rem) 0 clamp(2rem, 6vw, 3.5rem); }
.fy-eyebrow {
  font-size: .74rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--fy-accent); margin: 0 0 .9rem;
}
.fy-title {
  font-size: clamp(2.9rem, 11vw, 5.5rem); line-height: .95;
  margin: 0 0 1.1rem; letter-spacing: -.03em; font-weight: 700;
}
.fy-subtitle {
  font-size: clamp(1.15rem, 3.6vw, 1.5rem); line-height: 1.35;
  color: var(--fy-ink); margin: 0 0 1.6rem; font-weight: 500;
}
.fy-intro { font-size: 1.02rem; line-height: 1.7; color: var(--fy-dim); margin: 0 0 1.4rem; }
.fy-byline { font-size: .8rem; color: var(--fy-dim); opacity: .75; margin: 0; }

/* ---------- sections ---------- */
.fy-section { padding: clamp(2.5rem, 8vw, 4.5rem) 0; border-top: 1px solid var(--fy-line); }
.fy-section .section-header { margin-bottom: 1.75rem; }
.fy-section .section-title {
  font-size: clamp(1.5rem, 4.6vw, 2.1rem); line-height: 1.2;
  margin: 0 0 .6rem; letter-spacing: -.02em;
}
.fy-section .section-subtitle { font-size: 1rem; color: var(--fy-dim); margin: 0; line-height: 1.55; }
.fy-content p { font-size: 1.02rem; line-height: 1.72; margin: 0 0 1.1rem; }
.fy-content p:last-child { margin-bottom: 0; }
.fy-content strong { color: #fff; font-weight: 650; }
.fy-content em { color: var(--fy-ink); font-style: italic; }

.fy-caption { font-size: .85rem; color: var(--fy-dim); line-height: 1.6; margin: 1.25rem 0 0; }

/* ---------- ascii figures ----------
   Horizontal scroll is contained here so the page body never scrolls
   sideways on a phone. */
.fy-figure { margin: 1.75rem 0 0; }
.fy-ascii {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: clamp(.62rem, 2.5vw, .8rem);
  line-height: 1.5; color: var(--fy-accent);
  background: var(--fy-panel); border: 1px solid var(--fy-line);
  border-radius: 10px; padding: 1.1rem 1.2rem;
  overflow-x: auto; margin: 0; white-space: pre;
}
.fy-figure figcaption { font-size: .85rem; color: var(--fy-dim); line-height: 1.6; margin-top: .8rem; }

/* ---------- signal bars ---------- */
.fy-signals { display: grid; gap: .7rem; margin-top: 1.5rem; }
.fy-sig {
  display: grid; grid-template-columns: 1fr; gap: .3rem;
  position: relative; padding: .7rem .85rem;
  background: var(--fy-panel); border: 1px solid var(--fy-line); border-radius: 8px;
  overflow: hidden;
}
.fy-sig-bar {
  position: absolute; inset: 0 auto 0 0; width: var(--w);
  background: linear-gradient(90deg, rgba(139,123,255,.28), rgba(139,123,255,.05));
  pointer-events: none;
}
.fy-sig-l { position: relative; font-weight: 600; font-size: .95rem; }
.fy-sig-n { position: relative; font-size: .82rem; color: var(--fy-dim); }

/* ---------- the demo ---------- */
.fy-section--demo { background: rgba(139,123,255,.045); }
.fy-demo { display: grid; gap: 1.5rem; margin-top: 1.5rem; }
@media (min-width: 46rem) { .fy-demo { grid-template-columns: 1fr 1fr; align-items: start; } }

.fy-phone {
  background: #0d0d14; border: 1px solid var(--fy-line);
  border-radius: 18px; padding: 1.1rem; display: grid; gap: .8rem;
}
.fy-card {
  min-height: 9.5rem; border-radius: 12px; padding: 1.1rem;
  background: linear-gradient(150deg, rgba(139,123,255,.16), rgba(139,123,255,.03));
  border: 1px solid var(--fy-line);
  display: flex; flex-direction: column; justify-content: center; gap: .45rem;
}
.fy-card.is-explore {
  background: linear-gradient(150deg, rgba(255,179,92,.16), rgba(255,179,92,.03));
  border-color: rgba(255,179,92,.3);
}
.fy-card-kicker {
  font-size: .7rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--fy-accent); margin: 0;
}
.fy-card.is-explore .fy-card-kicker { color: var(--fy-warm); }
.fy-card-title { font-size: 1.18rem; line-height: 1.3; font-weight: 600; margin: 0; }
.fy-card-meta { font-size: .82rem; color: var(--fy-dim); margin: 0; }

@keyframes fy-in { from { opacity: 0; transform: translateY(9px); } to { opacity: 1; transform: none; } }
.fy-anim { animation: fy-in .22s ease-out; }
@media (prefers-reduced-motion: reduce) { .fy-anim { animation: none; } }

.fy-actions { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.fy-btn {
  font: inherit; font-size: .92rem; font-weight: 600; cursor: pointer;
  padding: .72rem .9rem; border-radius: 9px; border: 1px solid var(--fy-line);
  background: rgba(255,255,255,.06); color: var(--fy-ink);
  transition: background .15s ease, border-color .15s ease, opacity .15s ease;
}
.fy-btn:hover:not(:disabled) { background: rgba(255,255,255,.11); }
.fy-btn:focus-visible { outline: 2px solid var(--fy-accent); outline-offset: 2px; }
.fy-btn:disabled { opacity: .35; cursor: not-allowed; }
.fy-btn--stay { background: rgba(139,123,255,.22); border-color: rgba(139,123,255,.42); }
.fy-btn--stay:hover:not(:disabled) { background: rgba(139,123,255,.32); }
.fy-btn--ghost { background: none; font-size: .82rem; font-weight: 500; color: var(--fy-dim); padding: .45rem; }

/* ---------- model panel ---------- */
.fy-model {
  background: var(--fy-panel); border: 1px solid var(--fy-line);
  border-radius: 14px; padding: 1.1rem;
}
.fy-model-h {
  font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--fy-dim); margin: 0 0 1rem;
}
.fy-dims { display: grid; gap: .75rem; margin-bottom: 1.1rem; }
.fy-dim {
  display: grid; grid-template-columns: 4.6rem 1fr 4.6rem;
  align-items: center; gap: .5rem;
  font-size: .72rem; color: var(--fy-dim);
}
.fy-dim-lo { text-align: right; }
.fy-dim-hi { text-align: left; }
.fy-dim-track {
  position: relative; height: 6px; border-radius: 3px;
  background: rgba(255,255,255,.07);
}
.fy-dim-track::after {
  content: ''; position: absolute; left: 50%; top: -3px; bottom: -3px;
  width: 1px; background: rgba(255,255,255,.16);
}
.fy-dim-fill {
  position: absolute; top: 0; bottom: 0; border-radius: 3px;
  background: var(--fy-accent);
  transition: left .28s ease, width .28s ease;
}
@media (prefers-reduced-motion: reduce) { .fy-dim-fill { transition: none; } }

.fy-model-stat { font-size: .82rem; color: var(--fy-dim); margin: 0 0 .7rem; }
.fy-model-stat strong { color: var(--fy-ink); font-variant-numeric: tabular-nums; }
.fy-model-note { font-size: .86rem; line-height: 1.6; color: var(--fy-dim); margin: 0; min-height: 4.2em; }

/* ---------- close ---------- */
.fy-kicker-out {
  font-size: clamp(1.1rem, 3.4vw, 1.4rem); line-height: 1.4;
  font-weight: 600; color: #fff;
  border-left: 2px solid var(--fy-accent); padding-left: 1rem; margin-top: 2rem;
}
.fy-next {
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--fy-line);
}
.fy-next-link { font-size: .92rem; color: var(--fy-accent); text-decoration: none; }
.fy-next-link:hover { text-decoration: underline; }

/* ---------- light mode ---------- */
@media (prefers-color-scheme: light) {
  .fy-page {
    --fy-ink: #16141f; --fy-dim: #5c5769;
    --fy-line: rgba(0,0,0,.12); --fy-panel: rgba(0,0,0,.028);
    --fy-accent: #5b46e0;
  }
  .fy-phone { background: #fbfaff; }
  .fy-content strong, .fy-kicker-out { color: #000; }
  .fy-btn { background: rgba(0,0,0,.05); }
  .fy-btn:hover:not(:disabled) { background: rgba(0,0,0,.09); }
  .fy-dim-track { background: rgba(0,0,0,.09); }
}