/* ============================================================
   Motion and the scroll-driven sections. Every effect here is
   opt-in through a data attribute, and every one of them turns
   itself off under prefers-reduced-motion.
   ============================================================ */

/* ---------- reading progress ---------- */
.progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:120;pointer-events:none;background:transparent}
.progress i{display:block;height:100%;width:0;background:var(--grad);
  box-shadow:0 0 14px color-mix(in srgb,var(--primary) 55%,transparent);transition:width .08s linear}

/* ---------- header reacts to the scroll ---------- */
.nav{transition:padding .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease)}
.nav.is-stuck{box-shadow:0 10px 34px -22px rgba(0,0,0,.5)}
.nav.is-stuck .nav-in{padding-top:8px;padding-bottom:8px}
.nav-links a.is-current{color:var(--ink-strong)}
.nav-links a.is-current::after{transform:scaleX(1)}

/* ---------- reveals ---------- */
[data-reveal]{will-change:transform,opacity}
@media (prefers-reduced-motion:no-preference){
  [data-reveal]{opacity:0;transition:opacity .7s var(--ease),transform .7s var(--ease),filter .7s var(--ease),clip-path .9s var(--ease)}
  [data-reveal="rise"]{transform:translateY(26px)}
  [data-reveal="fan"]{transform:translateY(30px) rotate(-1.4deg) scale(.985);transform-origin:left bottom}
  [data-reveal="wipe"]{clip-path:inset(0 0 100% 0);transform:translateY(12px)}
  [data-reveal="blur"]{filter:blur(12px);transform:scale(1.02)}
  [data-reveal="zoom"]{transform:scale(.93)}
  [data-reveal="left"]{transform:translateX(-32px)}
  [data-reveal="right"]{transform:translateX(32px)}
  [data-reveal].is-in{opacity:1;transform:none;filter:none;clip-path:inset(0 0 0 0)}

  /* children arrive one after another */
  [data-stagger] > *{opacity:0;transform:translateY(22px);
    transition:opacity .6s var(--ease),transform .6s var(--ease);
    transition-delay:calc(var(--i,0) * 70ms)}
  [data-stagger].is-in > *{opacity:1;transform:none}

  /* a headline that sets itself line by line */
  [data-split] .line{display:block;overflow:hidden}
  [data-split] .line > span{display:block;transform:translateY(105%);
    transition:transform .8s cubic-bezier(.22,1,.36,1);transition-delay:calc(var(--i,0) * 90ms)}
  [data-split].is-in .line > span{transform:none}
}

/* ---------- pointer spotlight on cards ---------- */
[data-spotlight]{position:relative;isolation:isolate}
[data-spotlight]::before{content:"";position:absolute;inset:0;border-radius:inherit;z-index:-1;opacity:0;
  transition:opacity .3s var(--ease);
  background:radial-gradient(240px circle at var(--mx,50%) var(--my,50%),
    color-mix(in srgb,var(--primary) 16%,transparent),transparent 70%)}
[data-spotlight]:hover::before,[data-spotlight]:focus-visible::before{opacity:1}

/* ---------- the card that follows the pointer ---------- */
[data-tilt]{transform-style:preserve-3d;transition:transform .35s var(--ease)}

/* ---------- notice ticker ---------- */
.ticker{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--surface-2);
  overflow:hidden;position:relative}
.ticker::before,.ticker::after{content:"";position:absolute;top:0;bottom:0;width:70px;z-index:2;pointer-events:none}
.ticker::before{left:0;background:linear-gradient(90deg,var(--surface-2),transparent)}
.ticker::after{right:0;background:linear-gradient(270deg,var(--surface-2),transparent)}
.ticker-track{display:flex;width:max-content;animation:slide-left 46s linear infinite}
.ticker:hover .ticker-track,.ticker:focus-within .ticker-track{animation-play-state:paused}
.ticker-track > span{display:flex;align-items:center;gap:12px;padding:13px 0;font-size:var(--t2);color:var(--muted);white-space:nowrap}
.ticker-track > span::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--primary);margin:0 26px;flex:none}
.ticker-track b{color:var(--ink-strong);font-weight:700}
@keyframes slide-left{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- why members join: the cards stack as you scroll ---------- */
.stack{display:grid;gap:18px}
.stack-card{position:sticky;top:var(--stack-top,96px);border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--border-strong);background:var(--surface);box-shadow:var(--shadow-lg)}
.stack-card-in{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:22px;align-items:center;
  padding:clamp(22px,3vw,34px)}
.stack-num{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;flex:none;
  background:var(--grad);color:var(--on-primary);font-weight:800;font-size:1.15rem}
.stack-card h3{font-size:var(--h4);margin-bottom:6px}
.stack-card p{color:var(--muted);font-size:var(--t2);max-width:62ch}
.stack-side{text-align:right;font-size:var(--t1);color:var(--faint);white-space:nowrap}
.stack-side b{display:block;font-size:1.5rem;color:var(--ink-strong);letter-spacing:-.03em;font-variant-numeric:tabular-nums}

/* ---------- across Jharkhand ---------- */
.map-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(168px,1fr));gap:12px}
.map-cell{position:relative;overflow:hidden;padding:18px 18px 16px;border-radius:var(--radius);
  border:1px solid var(--border);background:var(--surface);transition:transform .3s var(--ease),border-color .3s var(--ease)}
.map-cell:hover{transform:translateY(-4px);border-color:var(--primary)}
.map-cell b{display:block;color:var(--ink-strong);font-weight:700;font-size:var(--t3)}
.map-cell span{display:block;color:var(--muted);font-size:var(--t1);margin-top:2px}
.map-cell i{position:absolute;left:0;bottom:0;height:3px;background:var(--grad);width:0;
  transition:width 1.1s cubic-bezier(.22,1,.36,1) var(--d,0s)}
.map-cell.is-in i{width:var(--w,20%)}
.map-note{margin-top:16px;color:var(--faint);font-size:var(--t1)}

/* ---------- our story: a rail that moves sideways as you scroll ---------- */
.rail-pin{position:relative}
.rail-stage{position:sticky;top:0;height:100dvh;display:flex;align-items:center;overflow:hidden}
.rail-track{display:flex;gap:24px;padding-inline:max(24px,calc((100vw - var(--shell,1180px))/2));
  will-change:transform}
.rail-card{width:min(78vw,330px);flex:none;border-radius:var(--radius-lg);border:1px solid var(--border-strong);
  background:var(--surface);padding:26px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow-md)}
.rail-year{font-size:2.6rem;font-weight:800;letter-spacing:-.045em;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.rail-card h3{font-size:var(--t4)}
.rail-card p{color:var(--muted);font-size:var(--t2)}
.rail-card .tag{align-self:flex-start;margin-top:auto}
.rail-line{position:absolute;left:0;right:0;top:50%;height:1px;background:var(--border);z-index:-1}
.rail-hint{display:flex;align-items:center;gap:10px;color:var(--faint);font-size:var(--t1);margin-top:18px}
.rail-hint i{display:block;width:44px;height:2px;background:var(--border-strong);position:relative;overflow:hidden}
.rail-hint i::after{content:"";position:absolute;inset:0;width:40%;background:var(--primary);animation:nudge 2.4s var(--ease) infinite}
@keyframes nudge{0%{transform:translateX(-100%)}60%,100%{transform:translateX(250%)}}

/* ---------- what members say ---------- */
.voices{display:grid;gap:14px;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.voice-row{display:flex;gap:14px;width:max-content;animation:slide-left 58s linear infinite}
.voice-row.back{animation-direction:reverse;animation-duration:70s}
.voices:hover .voice-row{animation-play-state:paused}
.voice{width:330px;flex:none;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);
  padding:20px 22px;display:grid;gap:12px}
.voice p{color:var(--ink);font-size:var(--t2);line-height:1.6}
.voice footer{display:flex;align-items:center;gap:11px}
.voice footer b{display:block;color:var(--ink-strong);font-size:var(--t2);font-weight:700}
.voice footer span{display:block;color:var(--muted);font-size:var(--t1)}

/* ---------- questions ---------- */
.faq{display:grid;gap:10px;max-width:860px;margin-inline:auto}
.faq-item{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);overflow:hidden;
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease)}
.faq-item.open{border-color:var(--primary);box-shadow:var(--shadow-md)}
.faq-q{width:100%;display:flex;align-items:center;gap:16px;padding:18px 20px;background:none;border:0;
  text-align:left;color:var(--ink-strong);font-size:var(--t3);font-weight:600;cursor:pointer}
.faq-q span{flex:1;min-width:0}
.faq-q i{width:26px;height:26px;border-radius:50%;border:1px solid var(--border-strong);flex:none;position:relative;
  transition:transform .35s var(--ease),background .3s var(--ease),border-color .3s var(--ease)}
.faq-q i::before,.faq-q i::after{content:"";position:absolute;inset:50% 7px auto;height:1.6px;background:currentColor;
  transform:translateY(-50%);transition:opacity .3s var(--ease)}
.faq-q i::after{transform:translateY(-50%) rotate(90deg)}
.faq-item.open .faq-q i{transform:rotate(180deg);background:var(--grad);border-color:transparent;color:var(--on-primary)}
.faq-item.open .faq-q i::after{opacity:0}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s var(--ease)}
.faq-item.open .faq-a{grid-template-rows:1fr}
.faq-a > div{overflow:hidden}
.faq-a p{padding:0 20px 20px;color:var(--muted);font-size:var(--t2);max-width:72ch}

/* ---------- back to the top ---------- */
.to-top{position:fixed;left:22px;bottom:24px;z-index:70;width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;border:1px solid var(--border-strong);background:var(--sheet-bg);color:var(--ink);
  box-shadow:var(--shadow-md);opacity:0;transform:translateY(14px) scale(.9);pointer-events:none;
  transition:opacity .3s var(--ease),transform .3s var(--ease)}
.to-top.on{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{border-color:var(--primary);color:var(--primary)}
.to-top svg{width:19px;height:19px}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .stack-card-in{grid-template-columns:auto minmax(0,1fr);row-gap:14px}
  .stack-side{grid-column:1/-1;text-align:left}
  .rail-stage{height:auto;position:static;padding:4px 0 8px}
  .rail-track{overflow-x:auto;scroll-snap-type:x mandatory;padding-inline:16px;
    padding-bottom:14px;transform:none !important;-webkit-overflow-scrolling:touch}
  .rail-card{scroll-snap-align:center}
  .rail-line{display:none}
}
@media (max-width:620px){
  .to-top{left:16px;bottom:18px;width:42px;height:42px}
  .voice{width:min(84vw,310px)}
  .stack-card{position:static}
}

@media (prefers-reduced-motion:reduce){
  .ticker-track,.voice-row,.rail-hint i::after{animation:none}
  .rail-track{transform:none !important;overflow-x:auto}
  .rail-stage{position:static;height:auto}
  .map-cell.is-in i,.map-cell i{transition:none;width:var(--w,20%)}
  .progress i{transition:none}
}

/* ============================================================
   The arena: a slow, low-contrast backdrop behind both pages.
   Only transform and opacity move, so it costs nothing to run,
   and it stops completely when less motion is asked for.
   ============================================================ */
.arena{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;contain:strict}
.arena i{position:absolute;display:block;border-radius:50%;opacity:.55;will-change:transform}
.arena i:nth-child(1){width:46vmax;height:46vmax;left:-14vmax;top:-12vmax;
  background:radial-gradient(circle closest-side,color-mix(in srgb,var(--primary) 34%,transparent),color-mix(in srgb,var(--primary) 14%,transparent) 42%,transparent 76%);
  animation:drift-a 34s ease-in-out infinite}
.arena i:nth-child(2){width:38vmax;height:38vmax;right:-12vmax;top:18vh;
  background:radial-gradient(circle closest-side,color-mix(in srgb,var(--accent,var(--primary)) 30%,transparent),color-mix(in srgb,var(--accent,var(--primary)) 12%,transparent) 42%,transparent 76%);
  animation:drift-b 44s ease-in-out infinite}
.arena i:nth-child(3){width:42vmax;height:42vmax;left:26vw;bottom:-18vmax;
  background:radial-gradient(circle closest-side,color-mix(in srgb,var(--verified) 24%,transparent),color-mix(in srgb,var(--verified) 10%,transparent) 42%,transparent 76%);
  animation:drift-c 52s ease-in-out infinite}
.arena .grid{position:absolute;inset:-2px;opacity:.5;
  background-image:linear-gradient(to right,var(--border) 1px,transparent 1px),
                   linear-gradient(to bottom,var(--border) 1px,transparent 1px);
  background-size:76px 76px;
  -webkit-mask-image:radial-gradient(ellipse 120% 80% at 50% 0%,#000,transparent 72%);
  mask-image:radial-gradient(ellipse 120% 80% at 50% 0%,#000,transparent 72%);
  animation:pan-grid 60s linear infinite}
.arena .ring{position:absolute;left:50%;top:44%;width:86vmin;height:86vmin;margin:-43vmin 0 0 -43vmin;
  border-radius:50%;opacity:.16;border:1px solid var(--border-strong);
  background:conic-gradient(from 0deg,transparent 0 62deg,color-mix(in srgb,var(--primary) 34%,transparent) 66deg 72deg,
    transparent 76deg 122deg,color-mix(in srgb,var(--primary) 34%,transparent) 126deg 132deg,
    transparent 136deg 182deg,color-mix(in srgb,var(--primary) 34%,transparent) 186deg 192deg,
    transparent 196deg 242deg,color-mix(in srgb,var(--primary) 34%,transparent) 246deg 252deg,
    transparent 256deg 302deg,color-mix(in srgb,var(--primary) 34%,transparent) 306deg 312deg,transparent 316deg 360deg);
  -webkit-mask-image:radial-gradient(circle,transparent 58%,#000 60%,#000 74%,transparent 76%);
  mask-image:radial-gradient(circle,transparent 58%,#000 60%,#000 74%,transparent 76%);
  animation:spin-ring 150s linear infinite}
.arena .beam{position:absolute;top:-40vh;left:-30vw;width:36vw;height:180vh;opacity:.22;
  background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--primary) 22%,transparent),transparent);
  transform:rotate(14deg);animation:sweep 26s ease-in-out infinite}
@keyframes drift-a{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(7vw,5vh,0) scale(1.12)}}
@keyframes drift-b{0%,100%{transform:translate3d(0,0,0) scale(1.06)}50%{transform:translate3d(-6vw,8vh,0) scale(.94)}}
@keyframes drift-c{0%,100%{transform:translate3d(0,0,0) scale(.98)}50%{transform:translate3d(5vw,-7vh,0) scale(1.1)}}
@keyframes pan-grid{to{transform:translate3d(-76px,-76px,0)}}
@keyframes spin-ring{to{transform:rotate(360deg)}}
@keyframes sweep{0%,100%{transform:rotate(14deg) translateX(0)}50%{transform:rotate(14deg) translateX(150vw)}}
@media (max-width:620px){
  .arena i{opacity:.45}
  .arena .beam,.arena .ring{display:none}
  .arena .grid{background-size:56px 56px}
}
@media (prefers-reduced-motion:reduce){
  .arena i,.arena .grid,.arena .ring,.arena .beam{animation:none}
  .arena .beam{display:none}
}

/* ============================================================
   A list that brings one row into focus and holds the rest back.
   On a mouse it follows the pointer; on a touch screen the row
   nearest the middle of the screen takes the focus by itself.
   ============================================================ */
.standing{display:grid;gap:8px;margin-top:30px;counter-reset:rank;list-style:none}
.standing li{counter-increment:rank;position:relative;display:grid;
  grid-template-columns:44px 52px minmax(0,1.5fr) minmax(0,1fr) auto;gap:18px;align-items:center;
  padding:16px 20px;border-radius:var(--radius-lg);border:1px solid var(--border);background:var(--surface);
  transition:opacity .45s var(--ease),transform .45s var(--ease),border-color .45s var(--ease),
    box-shadow .45s var(--ease),filter .45s var(--ease)}
.standing li::before{content:counter(rank,decimal-leading-zero);font-size:var(--t2);font-weight:800;
  color:var(--faint);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.standing .avatar{width:52px;font-size:1.05rem;border-radius:14px}
.standing .st-name{display:block;color:var(--ink-strong);font-weight:700;font-size:var(--t3);letter-spacing:-.02em}
.standing .st-studio{display:block;color:var(--muted);font-size:var(--t1);margin-top:2px}
.standing .st-since{color:var(--muted);font-size:var(--t1)}
.standing .st-since b{display:block;color:var(--ink-strong);font-size:var(--t3);font-weight:700;letter-spacing:-.02em}
.standing .st-no{font-size:var(--t1);color:var(--faint);font-variant-numeric:tabular-nums;white-space:nowrap}
.standing li > i{position:absolute;inset-inline-start:0;top:14%;bottom:14%;width:3px;border-radius:0 3px 3px 0;
  background:var(--grad);transform:scaleY(0);transform-origin:center;transition:transform .45s var(--ease)}

@media (hover:hover) and (pointer:fine){
  .standing:hover li{opacity:.4;filter:saturate(.45)}
  .standing:hover li:hover{opacity:1;filter:none;transform:translateX(10px);
    border-color:var(--primary);box-shadow:var(--shadow-lg)}
  .standing li:hover > i{transform:scaleY(1)}
}
.standing.auto li{opacity:.42;filter:saturate(.5)}
.standing.auto li.near{opacity:1;filter:none;transform:translateX(8px);
  border-color:var(--primary);box-shadow:var(--shadow-md)}
.standing.auto li.near > i{transform:scaleY(1)}

@media (max-width:820px){
  .standing li{grid-template-columns:34px 46px minmax(0,1fr);row-gap:10px;padding:14px 16px}
  .standing .avatar{width:46px;font-size:.95rem}
  .standing .st-since,.standing .st-no{grid-column:2/-1}
  .standing .st-since b{display:inline;margin-inline-end:6px}
}
@media (prefers-reduced-motion:reduce){
  .standing li,.standing li > i{transition:none}
  .standing:hover li,.standing.auto li{opacity:1;filter:none}
}