/* ==========================================================================
   space-ai.css — CIT 우주·항공 × AI 프로젝트 스튜디오
   Shared design system for the /space-ai/ cluster (P1–P4).
   Body uses the CIT ink/paper/teal/gold/rose token system + Pretendard/IBM Plex.
   The site nav + footer chrome (navy, Tailwind) sit above/below as bookends.
   All component classes are namespaced `sa-` to avoid clobbering nav/footer.
   ========================================================================== */

:root {
  --ink:#1B2130;      --ink-soft:#2A3145;   --muted:#69707E;
  --paper:#F7F4EC;    --paper-2:#EFEAE0;    --card:#FFFDF8;
  --line:#DCD6C8;     --line-soft:#E9E4D8;
  --teal:#0E7168;     --teal-deep:#0A4F4A;  --teal-tint:#E2EFEC;
  --gold:#C9A227;     --gold-deep:#846311;  --gold-tint:#F6EED0;
  --rose:#C0526B;     --rose-deep:#8C2E44;  --rose-tint:#F6E4E8;
  /* three track hues — teal(flagship) / green(eco) / blue(QC) */
  --sa-a:#0E7168;  --sa-a-tint:#E2EFEC;
  --sa-b:#2F8F5B;  --sa-b-tint:#E4F1E8;
  --sa-c:#3B6EA5;  --sa-c-tint:#E5ECF4;
  --mono:'IBM Plex Mono', ui-monospace, SFMono-Regular, monospace;
  --sans:'Pretendard', 'IBM Plex Sans', -apple-system, 'Segoe UI', 'Malgun Gothic', sans-serif;
  --maxw:1080px;   --radius:14px;
}

/* ---- base ------------------------------------------------------------- */
html { scroll-behavior:smooth; scroll-padding-top:88px; }
body.sa {
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  font-size:18px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  word-break:keep-all;
}
body.sa p { line-height:1.85; }
.sa-wrap { max-width:var(--maxw); margin:0 auto; padding:0 22px; }
.sa-narrow { max-width:760px; }
.sa-mono { font-family:var(--mono); }
.sa-en { font-family:var(--mono); color:var(--teal-deep); font-weight:500; }

.sa-section { padding:60px 0; }
.sa-section + .sa-section { border-top:1px solid var(--line-soft); }
@media (max-width:768px){ .sa-section { padding:44px 0; } body.sa{ font-size:17px; } }

.sa-h2 {
  font-size:clamp(1.5rem, 1.1rem + 1.7vw, 2.15rem);
  font-weight:800; letter-spacing:-0.02em; line-height:1.28;
  color:var(--ink); margin:0 0 .7rem;
}
.sa-lead { font-size:1.06rem; color:var(--ink-soft); max-width:66ch; }
.sa-sub  { color:var(--muted); font-size:.96rem; }

.sa-eyebrow {
  display:inline-block; font-family:var(--mono); font-size:.72rem; font-weight:600;
  letter-spacing:.12em; text-transform:uppercase; color:var(--teal);
  background:var(--teal-tint); border:1px solid #BFDDD7;
  padding:.28rem .7rem; border-radius:999px; margin-bottom:1rem;
}
.sa-eyebrow.gold { color:var(--gold-deep); background:var(--gold-tint); border-color:#E7D79C; }
.sa-eyebrow.rose { color:var(--rose-deep); background:var(--rose-tint); border-color:#EAC3CE; }

a.sa-link { color:var(--teal); text-decoration:underline; text-underline-offset:2px; text-decoration-thickness:1px; }
a.sa-link:hover { color:var(--teal-deep); }

/* ---- buttons ---------------------------------------------------------- */
.sa-btn {
  display:inline-flex; align-items:center; gap:.55rem;
  font-weight:700; font-size:1rem; line-height:1;
  padding:.95rem 1.5rem; border-radius:999px; text-decoration:none;
  transition:transform .15s ease, box-shadow .2s ease, background .2s ease;
  cursor:pointer; border:none;
}
.sa-btn:active { transform:translateY(1px); }
.sa-btn-primary { background:var(--teal); color:#fff; box-shadow:0 6px 18px rgba(14,113,104,.28); }
.sa-btn-primary:hover { background:var(--teal-deep); box-shadow:0 10px 26px rgba(14,113,104,.34); transform:translateY(-2px); }
.sa-btn-kakao { background:#FEE500; color:#191600; }
.sa-btn-kakao:hover { background:#f5dd00; transform:translateY(-2px); }
.sa-btn-ghost { background:transparent; color:var(--paper); border:1.5px solid rgba(247,244,236,.4); }
.sa-btn-ghost:hover { border-color:var(--paper); background:rgba(247,244,236,.08); }
.sa-btn-outline { background:var(--card); color:var(--teal-deep); border:1.5px solid var(--teal); }
.sa-btn-outline:hover { background:var(--teal-tint); transform:translateY(-2px); }
:focus-visible { outline:3px solid var(--gold); outline-offset:2px; border-radius:6px; }

/* ---- hero ------------------------------------------------------------- */
.sa-hero { background:var(--ink); color:var(--paper); position:relative; overflow:hidden;
  padding:118px 0 68px; }
.sa-hero::before { content:""; position:absolute; inset:0; opacity:.5;
  background:radial-gradient(1100px 520px at 82% -8%, rgba(14,113,104,.28), transparent 62%),
             radial-gradient(760px 420px at 6% 108%, rgba(201,162,39,.13), transparent 60%); }
.sa-hero .sa-wrap { position:relative; z-index:1; }
.sa-hero-grid { display:grid; grid-template-columns:1.15fr .85fr; gap:40px; align-items:center; }
@media (max-width:860px){ .sa-hero-grid { grid-template-columns:1fr; gap:30px; } .sa-hero{ padding:104px 0 52px; } }
.sa-hero h1 { font-size:clamp(1.9rem, 1.2rem + 3.2vw, 3rem); font-weight:800; letter-spacing:-0.03em;
  line-height:1.2; margin:.4rem 0 1.1rem; }
.sa-hero h1 .accent { color:#5FD0C0; }
.sa-hero-eyebrow { display:inline-block; font-family:var(--mono); font-size:.74rem; letter-spacing:.1em;
  text-transform:uppercase; color:#8FE0D3; border:1px solid rgba(95,208,192,.35);
  background:rgba(14,113,104,.2); padding:.3rem .8rem; border-radius:999px; }
.sa-hero-desc { color:rgba(247,244,236,.86); font-size:1.08rem; line-height:1.8; max-width:52ch; }
.sa-hero-desc strong { color:#fff; }
.sa-hero-en { margin-top:1.1rem; padding-top:1rem; border-top:1px solid rgba(247,244,236,.16);
  font-size:.9rem; line-height:1.7; color:rgba(247,244,236,.62); }
.sa-hero-en .lbl { font-family:var(--mono); color:rgba(247,244,236,.8); font-weight:600; }
.sa-hero-cta { display:flex; flex-wrap:wrap; gap:.8rem; margin-top:1.6rem; }

/* ---- launch line (vertical trajectory) -------------------------------- */
.sa-launch { position:relative; background:var(--card); border:1px solid rgba(220,214,200,.5);
  border-radius:18px; padding:18px 10px; }
.sa-hero .sa-launch { background:rgba(255,253,248,.04); border-color:rgba(247,244,236,.14); }
.sa-launch svg { width:100%; height:auto; display:block; overflow:visible; }
.sa-launch .ll-branch { fill:none; stroke-width:3; stroke-linecap:round; }
.sa-launch .ll-spine  { fill:none; stroke:url(#llSpine); stroke-width:5; stroke-linecap:round; }
.sa-launch .ll-dot    { fill:var(--card); stroke-width:4; }
.sa-hero .sa-launch .ll-dot { fill:var(--ink); }
.sa-launch .ll-badge  { fill:var(--gold); }
.sa-launch .ll-num    { font-family:var(--mono); font-weight:600; font-size:15px; fill:var(--teal-deep); }
.sa-hero .sa-launch .ll-num { fill:#9fe9dd; }
.sa-launch .ll-label  { font-family:var(--sans); font-weight:700; font-size:16px; fill:var(--ink); }
.sa-launch .ll-en     { font-family:var(--mono); font-size:12.5px; fill:var(--muted); }
.sa-launch .ll-when   { font-family:var(--mono); font-size:12px; fill:var(--teal); }
.sa-hero .sa-launch .ll-label { fill:var(--paper); }
.sa-hero .sa-launch .ll-en    { fill:rgba(247,244,236,.55); }
.sa-hero .sa-launch .ll-when  { fill:#8FE0D3; }
.sa-launch .ll-badge-lab { font-family:var(--sans); font-weight:800; font-size:14px; fill:#191600; }
/* draw animation — paths carry pathLength="1" so dash math is uniform */
.sa-launch .ll-branch, .sa-launch .ll-spine {
  stroke-dasharray:1; stroke-dashoffset:1;
  transition:stroke-dashoffset 1.2s cubic-bezier(.16,1,.3,1); }
.sa-launch.in .ll-branch, .sa-launch.in .ll-spine { stroke-dashoffset:0; }
.sa-launch .ll-dot, .sa-launch .ll-badge { transform:scale(.01); transform-origin:center; transform-box:fill-box;
  transition:transform .45s cubic-bezier(.34,1.56,.64,1); }
.sa-launch.in .ll-dot, .sa-launch.in .ll-badge { transform:scale(1); }

/* horizontal ladder variant (Research Ladder on light sections) */
.sa-ladder { display:grid; grid-template-columns:repeat(4,1fr); gap:0; position:relative; margin:8px 0 4px; }
.sa-ladder::before { content:""; position:absolute; left:11%; right:11%; top:22px; height:4px; border-radius:4px;
  background:linear-gradient(90deg,var(--teal),var(--gold)); opacity:.5; }
.sa-rung { text-align:center; position:relative; z-index:1; padding:0 6px; }
.sa-rung-dot { width:46px; height:46px; border-radius:50%; margin:0 auto 12px; background:var(--card);
  border:4px solid var(--teal); color:var(--teal-deep); font-family:var(--mono); font-weight:600;
  display:flex; align-items:center; justify-content:center; font-size:1.05rem; transition:transform .18s; }
.sa-rung:last-child .sa-rung-dot { border-color:var(--gold); color:var(--gold-deep); box-shadow:0 0 0 5px var(--gold-tint); }
.sa-rung:hover .sa-rung-dot { transform:scale(1.08); }
.sa-rung-t { font-weight:800; font-size:.98rem; color:var(--ink); }
.sa-rung-en { font-family:var(--mono); font-size:.74rem; color:var(--muted); margin-top:.1rem; }
.sa-rung-d { font-size:.82rem; color:var(--muted); line-height:1.5; margin-top:.35rem; }
@media (max-width:680px){
  .sa-ladder { grid-template-columns:1fr; gap:14px; }
  .sa-ladder::before { left:22px; right:auto; top:8%; bottom:8%; width:4px; height:auto;
    background:linear-gradient(180deg,var(--teal),var(--gold)); }
  .sa-rung { display:flex; gap:14px; text-align:left; align-items:flex-start; }
  .sa-rung-dot { margin:0; flex-shrink:0; }
}

/* ---- safety notice (rose) -------------------------------------------- */
.sa-safety { border:1px solid #EAC3CE; background:linear-gradient(150deg,#FBF1F4,#FFFBFC);
  border-radius:16px; padding:1.3rem 1.5rem; display:flex; gap:1rem; align-items:flex-start; }
.sa-safety .ic { flex-shrink:0; width:2.4rem; height:2.4rem; border-radius:12px; background:var(--rose-tint);
  color:var(--rose-deep); display:flex; align-items:center; justify-content:center; font-size:1.2rem; }
.sa-safety h3 { font-size:1.08rem; font-weight:800; color:var(--rose-deep); margin:.1rem 0 .4rem; }
.sa-safety p { color:var(--ink-soft); font-size:.98rem; margin:0; }
.sa-safety.banner { border-width:1.5px; }

/* ---- track cards ------------------------------------------------------ */
.sa-tracks { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
@media (max-width:900px){ .sa-tracks { grid-template-columns:1fr; } }
.sa-track { display:flex; flex-direction:column; background:var(--card); border:1px solid var(--line);
  border-radius:16px; overflow:hidden; transition:box-shadow .2s, transform .15s, border-color .2s; }
.sa-track:hover { box-shadow:0 12px 30px rgba(27,33,48,.1); transform:translateY(-3px); }
.sa-track-band { height:6px; }
.sa-track.a { border-top:0; } .sa-track.a:hover { border-color:var(--sa-a); }
.sa-track.b:hover { border-color:var(--sa-b); }
.sa-track.c:hover { border-color:var(--sa-c); }
.a .sa-track-band { background:var(--sa-a); } .b .sa-track-band { background:var(--sa-b); } .c .sa-track-band { background:var(--sa-c); }
.sa-track-body { padding:1.4rem 1.4rem 1.5rem; display:flex; flex-direction:column; flex:1; }
.sa-track-tag { font-family:var(--mono); font-size:.7rem; letter-spacing:.08em; text-transform:uppercase; font-weight:600; }
.a .sa-track-tag { color:var(--sa-a); } .b .sa-track-tag { color:var(--sa-b); } .c .sa-track-tag { color:var(--sa-c); }
.sa-track h3 { font-size:1.22rem; font-weight:800; letter-spacing:-0.01em; margin:.35rem 0 .1rem; color:var(--ink); }
.sa-track .flag { font-family:var(--mono); font-size:.66rem; font-weight:700; color:var(--gold-deep);
  background:var(--gold-tint); border:1px solid #E7D79C; padding:.12rem .5rem; border-radius:6px; margin-left:.4rem; vertical-align:middle; }
.sa-track-hook { color:var(--ink-soft); font-size:.96rem; margin:.5rem 0 0; }
.sa-track-meta { margin-top:1rem; padding-top:.9rem; border-top:1px dashed var(--line); font-size:.86rem; }
.sa-track-meta dt { font-family:var(--mono); font-size:.68rem; letter-spacing:.06em; text-transform:uppercase; color:var(--muted); }
.sa-track-meta dd { margin:.1rem 0 .7rem; color:var(--ink-soft); }
.sa-track-more { margin-top:auto; padding-top:1rem; }
.sa-track-more a { font-weight:700; font-size:.92rem; text-decoration:none; }
.a .sa-track-more a { color:var(--sa-a); } .b .sa-track-more a { color:var(--sa-b); } .c .sa-track-more a { color:var(--sa-c); }

/* ---- proof strip ------------------------------------------------------ */
.sa-proof { display:flex; flex-wrap:wrap; gap:.7rem; }
.sa-proof-chip { display:inline-flex; align-items:center; gap:.5rem; background:var(--card); border:1px solid var(--line);
  border-radius:10px; padding:.55rem .9rem; font-size:.9rem; font-weight:600; color:var(--ink-soft); }
.sa-proof-chip .k { font-family:var(--mono); font-size:.66rem; color:var(--muted); text-transform:uppercase; letter-spacing:.05em; }
.sa-proof-chip .dot { width:8px; height:8px; border-radius:50%; background:var(--teal); flex-shrink:0; }

/* ---- generic cards / fact / grid ------------------------------------- */
.sa-card { background:var(--card); border:1px solid var(--line); border-radius:16px; padding:1.4rem 1.5rem; }
.sa-grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.sa-grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
@media (max-width:820px){ .sa-grid-2, .sa-grid-3 { grid-template-columns:1fr; } }
.sa-fact { border-left:4px solid var(--gold); background:var(--gold-tint); border-radius:0 12px 12px 0;
  padding:1.05rem 1.3rem; }
.sa-fact .k { font-family:var(--mono); font-size:.7rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase;
  color:var(--gold-deep); display:block; margin-bottom:.25rem; }
.sa-note { color:var(--muted); font-size:.85rem; }

/* ---- competition pathway table --------------------------------------- */
.sa-table-wrap { overflow-x:auto; border:1px solid var(--line); border-radius:14px; }
.sa-table { width:100%; min-width:560px; border-collapse:collapse; font-size:.92rem; }
.sa-table th { text-align:left; background:var(--ink); color:var(--paper); padding:.75rem 1rem; font-weight:700; font-size:.86rem; }
.sa-table td { padding:.75rem 1rem; border-top:1px solid var(--line-soft); vertical-align:top; color:var(--ink-soft); }
.sa-table tr:nth-child(even) td { background:rgba(220,214,200,.14); }
.sa-badge { font-family:var(--mono); font-size:.66rem; font-weight:700; padding:.12rem .48rem; border-radius:6px; white-space:nowrap; }
.sa-badge.a { color:var(--sa-a); background:var(--sa-a-tint); } .sa-badge.b { color:var(--sa-b); background:var(--sa-b-tint); }
.sa-badge.c { color:var(--sa-c); background:var(--sa-c-tint); }

/* ---- syllabus phases (P2) -------------------------------------------- */
.sa-phase { position:relative; padding:0 0 1.6rem 2.2rem; border-left:2px solid var(--line); margin-left:.4rem; }
.sa-phase:last-child { border-color:transparent; padding-bottom:0; }
.sa-phase::before { content:""; position:absolute; left:-9px; top:2px; width:16px; height:16px; border-radius:50%;
  background:var(--card); border:4px solid var(--teal); }
.sa-phase:last-child::before { border-color:var(--gold); background:var(--gold-tint); }
.sa-phase .ph-k { font-family:var(--mono); font-size:.72rem; font-weight:600; letter-spacing:.06em; color:var(--teal); text-transform:uppercase; }
.sa-phase h4 { font-size:1.08rem; font-weight:800; margin:.15rem 0 .35rem; color:var(--ink); }
.sa-phase p { font-size:.95rem; color:var(--ink-soft); margin:0; }
.sa-phase .sess { font-family:var(--mono); font-size:.72rem; color:var(--muted); }

/* ---- FAQ -------------------------------------------------------------- */
.sa-faq-item { border-bottom:1px solid var(--line); }
.sa-faq-q { display:flex; justify-content:space-between; gap:1rem; align-items:center; width:100%;
  padding:1.15rem 0; cursor:pointer; background:none; border:none; text-align:left;
  font-size:1.04rem; font-weight:700; color:var(--ink); font-family:var(--sans); }
.sa-faq-q:hover { color:var(--teal); }
.sa-faq-chev { flex-shrink:0; transition:transform .28s; color:var(--teal); }
.sa-faq-a { padding:0 0 1.15rem; color:var(--ink-soft); line-height:1.85; font-size:.98rem; }
.sa-faq-a.hidden { display:none; }
.sa-faq-a a { color:var(--teal); text-decoration:underline; }

/* ---- final CTA -------------------------------------------------------- */
.sa-cta { background:var(--ink); color:var(--paper); border-radius:20px; padding:2.6rem 2rem; text-align:center; }
.sa-cta h2 { font-size:clamp(1.4rem,1.1rem+1.4vw,1.9rem); font-weight:800; letter-spacing:-0.02em; margin:0 0 .6rem; color:#fff; }
.sa-cta p { color:rgba(247,244,236,.82); max-width:48ch; margin:0 auto 1.4rem; }
.sa-cta .row { display:flex; flex-wrap:wrap; gap:.8rem; justify-content:center; }

/* ============ mock artifacts (illustrative, HTML/CSS/SVG) ============== */
.sa-art { background:var(--card); border:1px solid var(--line); border-radius:14px; overflow:hidden; }
.sa-art-cap { font-size:.78rem; color:var(--muted); margin-top:.5rem; font-family:var(--mono); }
.sa-art-cap b { color:var(--ink-soft); font-weight:600; }
.sa-winbar { display:flex; align-items:center; gap:.4rem; padding:.55rem .8rem; background:var(--paper-2);
  border-bottom:1px solid var(--line); }
.sa-winbar i { width:11px; height:11px; border-radius:50%; display:inline-block; }
.sa-winbar .u { margin-left:.6rem; font-family:var(--mono); font-size:.72rem; color:var(--muted);
  background:var(--card); border:1px solid var(--line); border-radius:6px; padding:.15rem .6rem; }

/* Streamlit-style dashboard */
.sa-streamlit { display:grid; grid-template-columns:186px 1fr; min-height:250px; }
@media (max-width:560px){ .sa-streamlit { grid-template-columns:1fr; } }
.sa-st-side { background:var(--paper-2); border-right:1px solid var(--line); padding:1rem .9rem; }
.sa-st-side .st-h { font-weight:800; font-size:.82rem; color:var(--ink); margin-bottom:.8rem; font-family:var(--mono); }
.sa-slider { margin-bottom:1rem; }
.sa-slider .lab { font-size:.74rem; color:var(--ink-soft); display:flex; justify-content:space-between; margin-bottom:.3rem; }
.sa-slider .lab b { font-family:var(--mono); color:var(--teal-deep); }
.sa-slider .track { height:6px; border-radius:99px; background:#d8d2c4; position:relative; }
.sa-slider .track::before { content:""; position:absolute; left:0; top:0; bottom:0; width:var(--v,50%); border-radius:99px; background:var(--teal); }
.sa-slider .track::after { content:""; position:absolute; left:var(--v,50%); top:50%; width:14px; height:14px; border-radius:50%;
  background:#fff; border:3px solid var(--teal); transform:translate(-50%,-50%); }
.sa-st-main { padding:1rem 1.1rem; }
.sa-st-read { display:flex; align-items:baseline; gap:.5rem; margin-bottom:.7rem; }
.sa-st-read .n { font-family:var(--mono); font-weight:700; font-size:2rem; color:var(--teal-deep); letter-spacing:-.02em; }
.sa-st-read .unit { font-family:var(--mono); font-size:.9rem; color:var(--muted); }
.sa-st-read .tag { margin-left:auto; font-size:.7rem; font-family:var(--mono); color:var(--sa-b); background:var(--sa-b-tint); padding:.15rem .5rem; border-radius:6px; }

/* Orange Data Mining canvas */
.sa-orange { background:repeating-linear-gradient(0deg,var(--card),var(--card) 23px,#f2eee3 24px),
  repeating-linear-gradient(90deg,var(--card),var(--card) 23px,#f2eee3 24px); padding:1.2rem; }
.sa-orange svg { width:100%; height:auto; }
.sa-onode rect { fill:var(--card); stroke:var(--sa-b); stroke-width:1.5; }
.sa-onode text { font-family:var(--sans); font-weight:700; font-size:12px; fill:var(--ink); }
.sa-onode .oic { fill:var(--sa-b-tint); }
.sa-olink { fill:none; stroke:#b7ae9c; stroke-width:2; }

/* YOLO webcam frame */
.sa-yolo { position:relative; background:#12161f; }
.sa-yolo svg { width:100%; height:auto; display:block; }
.sa-yolo .yhud { position:absolute; top:.6rem; left:.6rem; font-family:var(--mono); font-size:.68rem;
  color:#8FE0D3; background:rgba(0,0,0,.45); padding:.15rem .5rem; border-radius:5px; }
.sa-yolo .yhud.r { left:auto; right:.6rem; color:#ffd7df; }
.sa-ybox { fill:none; stroke:var(--rose); stroke-width:2; }
.sa-ybox.ok { stroke:var(--sa-b); }
.sa-ylab { font-family:var(--mono); font-size:11px; font-weight:600; fill:#fff; }
.sa-ylabbg { fill:var(--rose); } .sa-ylabbg.ok { fill:var(--sa-b); }

/* Colab notebook cell */
.sa-colab { background:#fff; }
.sa-nb-cell { display:grid; grid-template-columns:54px 1fr; border-bottom:1px solid var(--line-soft); }
.sa-nb-gut { font-family:var(--mono); font-size:.72rem; color:var(--sa-c); padding:.7rem .4rem; text-align:right; white-space:nowrap; }
.sa-nb-gut.out { color:var(--rose); }
.sa-nb-code { font-family:var(--mono); font-size:.78rem; line-height:1.6; padding:.7rem .8rem; overflow-x:auto;
  color:var(--ink); background:#fbfaf6; white-space:pre; }
.sa-nb-out { font-family:var(--mono); font-size:.76rem; line-height:1.55; padding:.6rem .8rem; color:var(--ink-soft); white-space:pre; overflow-x:auto; }
.sa-tok-kw { color:#8C2E44; } .sa-tok-fn { color:var(--teal-deep); } .sa-tok-str { color:var(--sa-b); } .sa-tok-com { color:var(--muted); }

/* ---- scroll reveal + reduced motion ---------------------------------- */
.sa-rv { opacity:0; transform:translateY(16px); transition:opacity .6s cubic-bezier(.16,1,.3,1), transform .6s cubic-bezier(.16,1,.3,1); }
.sa-rv.in { opacity:1; transform:none; }
.sa-rvk > * { opacity:0; transform:translateY(12px); transition:opacity .5s cubic-bezier(.16,1,.3,1), transform .5s cubic-bezier(.16,1,.3,1); }
.sa-rvk.in > * { opacity:1; transform:none; }
.sa-rvk.in > *:nth-child(1){transition-delay:.05s} .sa-rvk.in > *:nth-child(2){transition-delay:.13s}
.sa-rvk.in > *:nth-child(3){transition-delay:.21s} .sa-rvk.in > *:nth-child(4){transition-delay:.29s}
.sa-rvk.in > *:nth-child(5){transition-delay:.37s} .sa-rvk.in > *:nth-child(6){transition-delay:.45s}

@media (prefers-reduced-motion:reduce){
  html { scroll-behavior:auto; }
  .sa-rv, .sa-rvk > * { opacity:1 !important; transform:none !important; transition:none !important; }
  .sa-launch .ll-branch, .sa-launch .ll-spine { stroke-dashoffset:0 !important; transition:none !important; }
  .sa-launch .ll-dot, .sa-launch .ll-badge { transform:none !important; transition:none !important; }
  .sa-btn:hover, .sa-track:hover, .sa-rung:hover .sa-rung-dot { transform:none !important; }
}
@media print {
  .sa-hero { background:#fff; color:#000; }
  .sa-rv, .sa-rvk > * { opacity:1 !important; transform:none !important; }
  .idx-fp { display:none !important; }
}