/* ============================================================
   10 · Case Studies — image slider / carousel (base styles)
       (premium extras for this section live in 16-case.css)
   ============================================================ */

.reel { background: radial-gradient(900px 500px at 90% 15%, rgba(47, 102, 255, .10), transparent 60%), var(--ink-950); }

.slider {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid rgba(96, 165, 250, .35); box-shadow: var(--shadow-1);
  background: var(--ink-900);
}
.slider-track { display: flex; transition: transform .6s var(--ease); }
.slide { position: relative; flex: 0 0 100%; width: 100%; min-width: 100%; margin: 0; }
.slide img {
  width: 100%; height: clamp(320px, 52vw, 540px); object-fit: cover;
}
.slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5, 8, 15, .28), rgba(5, 8, 15, .88) 88%);
}
.slide-caption {
  position: absolute; z-index: 2; left: clamp(20px, 4vw, 48px);
  right: clamp(20px, 4vw, 48px); bottom: clamp(22px, 4vw, 44px);
  color: var(--slate-100);
}
.slide.active .slide-caption { animation: caption-in .6s var(--ease); }
@keyframes caption-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
.slide-tag {
  display: inline-block; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .22em;
  text-transform: uppercase; color: var(--cyan-300);
  background: rgba(8, 13, 24, .75); border: 1px solid rgba(34, 211, 238, .45);
  padding: 6px 12px; border-radius: 999px; margin-bottom: 14px; backdrop-filter: blur(6px);
}
.slide-caption h3 { font-size: clamp(1.3rem, 3vw, 2rem); font-weight: 800; margin-bottom: 8px; }
.slide-caption p { color: var(--slate-300); max-width: 480px; font-size: .95rem; }

.slide-link {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 16px;
  font-family: var(--font-mono); font-size: .66rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--cyan-300);
  border: 1px solid rgba(34, 211, 238, .4); border-radius: 999px;
  padding: 9px 16px; background: rgba(8, 13, 24, .75); backdrop-filter: blur(6px);
  transition: background .3s, border-color .3s, transform .3s var(--ease);
}
.slide-link svg { width: 13px; height: 13px; transition: transform .3s var(--ease); }
.slide-link:hover { background: var(--grad); border-color: transparent; color: #fff; transform: translateY(-2px); }
.slide-link:hover svg { transform: translate(3px, -3px); }

.slider-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 48px; height: 48px; border-radius: 50%;
  border: 1px solid var(--line-strong); background: rgba(8, 13, 24, .7);
  color: var(--slate-100); display: grid; place-items: center; cursor: pointer;
  backdrop-filter: blur(8px);
  transition: background .25s, border-color .25s, transform .25s var(--ease);
}
.slider-arrow svg { width: 20px; height: 20px; }
.slider-arrow:hover { background: var(--grad); border-color: transparent; color: #fff; transform: translateY(-50%) scale(1.08); }
.slider-arrow.prev { left: 18px; }
.slider-arrow.next { right: 18px; }

.slider-ui {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; background: rgba(10, 17, 31, .9);
  border-top: 1px solid var(--line);
}
.slider-dots { display: flex; gap: 8px; }
.slider-dot {
  width: 8px; height: 8px; padding: 0; border: none; border-radius: 50%;
  background: rgba(148, 180, 235, .35); cursor: pointer;
  transition: background .25s, transform .25s var(--ease);
}
.slider-dot.active { background: var(--grad); transform: scale(1.35); }
.slider-count { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .15em; color: var(--slate-400); }

.reel-credit {
  margin-top: 14px; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--slate-500); text-align: right;
}
.reel-credit a { color: var(--blue-300); }
.reel-credit a:hover { color: var(--cyan-400); }