/* ===================== 3D COVERFLOW ===================== */
.vc{
  --blue:#104C8D; --blue-700:#0a3160; --navy:#0a1f3c; --amber:#f6a700;
  --ink:#0f1b2d; --slate:#5b6b82; --muted:#93a1b6; --line:#e4e9f1; --bg2:#eef4fb;
  position:relative;overflow:hidden;
  padding:clamp(52px,7vw,92px) clamp(16px,4vw,56px) clamp(40px,5vw,64px);
  background:radial-gradient(130% 90% at 50% 0%, #ffffff 0%, #f6faff 52%, var(--bg2) 100%);
}
.vc::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.6;
  background:radial-gradient(45% 40% at 50% 42%, rgba(16,76,141,.08), transparent 70%);
}
.vc-wrap{position:relative;max-width:1240px;margin:0 auto}

/* heading */
.vc-head{text-align:center;max-width:640px;margin:0 auto clamp(26px,3.5vw,46px)}
.vc-eyebrow{
  font-family:"IBM Plex Mono",monospace;font-size:12px;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;color:var(--blue);
  display:inline-flex;align-items:center;gap:10px;
}
.vc-eyebrow::before,.vc-eyebrow::after{content:"";width:22px;height:2px;background:var(--amber)}
.vc-title{font-family:"Archivo",sans-serif;font-weight:700;color:var(--ink);font-size:clamp(28px,4.4vw,46px);line-height:1.05;letter-spacing:-.02em;margin:16px 0 0}
.vc-sub{color:var(--slate);font-size:clamp(15px,1.4vw,17px);margin:14px auto 0;max-width:52ch;line-height:1.6}

/* stage */
.vc-stage{
  position:relative;
  height:clamp(320px,42vw,520px);
  perspective:1800px;
  margin-top:8px;
}
.vc-slides{position:absolute;inset:0;transform-style:preserve-3d}

.vc-slide{
  position:absolute;top:50%;left:50%;
  width:clamp(280px,46vw,640px);
  height:clamp(300px,38vw,452px);
  border-radius:18px;overflow:hidden;cursor:pointer;
  background:linear-gradient(135deg,var(--navy),var(--blue));
  /* the transform is composed from JS-set variables */
  --x:0px; --z:0px; --ry:0deg; --s:1;
  transform:translate(-50%,-50%) translateX(var(--x)) translateZ(var(--z)) rotateY(var(--ry)) scale(var(--s));
  transition:transform .95s cubic-bezier(.65,0,.35,1), opacity .7s ease, box-shadow .6s ease;
  will-change:transform,opacity;
  backface-visibility:hidden;
  box-shadow:0 30px 60px -30px rgba(9,25,52,.55);
  -webkit-user-select:none;user-select:none;
}
.vc-slide img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}
/* readability + depth: darken sides, add a bottom scrim behind the caption */
.vc-slide::after{
  content:"";position:absolute;inset:0;pointer-events:none;transition:opacity .6s ease;
  background:
    linear-gradient(180deg, rgba(9,25,52,0) 45%, rgba(9,25,52,.72) 100%),
    linear-gradient(120deg, rgba(16,76,141,.12), rgba(16,76,141,0) 45%);
}
.vc-slide.is-active{box-shadow:0 44px 90px -34px rgba(9,25,52,.7)}
.vc-slide:not(.is-active)::after{opacity:1;background:
  linear-gradient(180deg, rgba(9,25,52,.28) 0%, rgba(9,25,52,.5) 100%)}

/* glass caption (premium, minimal) */
.vc-cap{
  position:absolute;left:16px;bottom:16px;right:16px;z-index:2;
  display:flex;align-items:flex-end;justify-content:space-between;gap:12px;
  opacity:0;transform:translateY(8px);transition:opacity .5s ease,transform .5s ease;
}
.vc-slide.is-active .vc-cap{opacity:1;transform:none}
.vc-cap .vc-meta{
  font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:#bcd0ea;
}
.vc-cap h3{
  font-family:"Archivo",sans-serif;font-weight:700;color:#fff;
  font-size:clamp(18px,2.2vw,26px);line-height:1.1;margin:6px 0 0;letter-spacing:-.01em;
  text-shadow:0 2px 14px rgba(0,0,0,.5);
}
.vc-cap .vc-glass{
  flex:0 0 auto;width:46px;height:46px;border-radius:12px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  backdrop-filter:blur(9px);-webkit-backdrop-filter:blur(9px);
  display:flex;align-items:center;justify-content:center;color:#fff;
}
.vc-cap .vc-glass svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* controls */
.vc-controls{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:clamp(22px,3vw,34px)}
.vc-arrow{
  width:50px;height:50px;flex:0 0 auto;border:1px solid var(--line);border-radius:50%;
  background:#fff;color:var(--blue);cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:.22s cubic-bezier(.22,.61,.36,1);box-shadow:0 8px 22px -12px rgba(16,76,141,.5);
}
.vc-arrow svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.vc-arrow:hover{background:var(--blue);color:#fff;border-color:var(--blue);transform:translateY(-2px)}
.vc-arrow:focus-visible{outline:2px solid var(--amber);outline-offset:3px}

.vc-dots{display:flex;align-items:center;gap:9px}
.vc-dot{width:9px;height:9px;padding:0;border:0;border-radius:50%;background:#c7d3e4;cursor:pointer;transition:width .35s cubic-bezier(.22,.61,.36,1),background .3s}
.vc-dot:hover{background:#9fb4d0}
.vc-dot.is-active{width:30px;border-radius:5px;background:var(--amber)}
.vc-dot:focus-visible{outline:2px solid var(--amber);outline-offset:3px}

@media (max-width:600px){
  .vc-slide{width:74vw;height:60vw;border-radius:16px}
  .vc-controls{gap:12px}
  .vc-arrow{width:44px;height:44px}
}
@media (prefers-reduced-motion:reduce){
  .vc-slide{transition:opacity .3s ease}   /* no motion-heavy transforms */
}

@media (max-width:768px){
.vc-dots {
    display: flex;
    align-items: center;
    gap: 2px;
}
.vc-dot {
    width: 5px;
    height: 5px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: #c7d3e4;
    cursor: pointer;
    transition: width .35s cubic-bezier(.22, .61, .36, 1), background .3s;
}
.vc-dot.is-active {
    width: 13px;
    border-radius: 5px;
    background: var(--amber);
}
}