.cs-tabs {
  padding: var(--space-xl) 0;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

/* ── Background ── */
.cs-tabs__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.cs-tabs__bg-glow {
  position: absolute;
  top: -120px; right: -80px;
  width: 540px; height: 540px;
  background: radial-gradient(circle, rgba(0,194,168,0.08) 0%, transparent 65%);
}
.cs-tabs__bg-glow-2 {
  position: absolute;
  bottom: -100px; left: -60px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(11,31,58,0.05) 0%, transparent 65%);
}

/* ── Layout ── */
.cs-tabs__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

/* ══════════════════════════════════════════
   LEFT — Static content
════════════════════════════════════════════ */

.cs-tabs__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-secondary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: var(--space-sm);
}
.cs-tabs__eyebrow-line {
  display: block;
  width: 32px; height: 2px;
  background: var(--secondary);
  border-radius: 2px;
}

.cs-tabs__title {
  font-family: var(--font-primary);
  font-size: clamp(1.8rem, 2.6vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}
.cs-tabs__title em {
  font-style: normal;
  color: var(--secondary);
  position: relative;
}
.cs-tabs__title em::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--secondary), transparent);
  border-radius: 2px;
}

.cs-tabs__body {
  font-family: var(--font-secondary);
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--text-light);
  margin-bottom: var(--space-md);
}

/* Divider */
.cs-tabs__divider {
  height: 1px;
  background: linear-gradient(90deg, rgba(0,194,168,0.3), transparent);
  margin-bottom: var(--space-md);
}

/* Stats row */
.cs-tabs__stats {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.cs-tabs__stat { text-align: left; }
.cs-tabs__stat strong {
  display: block;
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--secondary);
  line-height: 1;
  margin-bottom: 2px;
}
.cs-tabs__stat span {
  font-family: var(--font-secondary);
  font-size: 0.75rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  white-space: nowrap;
}
.cs-tabs__stat-divider {
  width: 1px; height: 36px;
  background: rgba(0,194,168,0.25);
  flex-shrink: 0;
}

/* ── Tab nav buttons ── */
.cs-tabs__nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cs-tabs__nav-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  background: var(--white);
  border: 1px solid rgba(0,194,168,0.1);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: left;
  font-family: var(--font-primary);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-light);
  transition: background 0.25s, border-color 0.25s, color 0.25s, transform 0.2s, box-shadow 0.25s;
  position: relative;
  overflow: hidden;
}
.cs-tabs__nav-btn::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--secondary);
  border-radius: 0 2px 2px 0;
  transform: scaleY(0);
  transition: transform 0.25s ease;
}

.cs-tabs__nav-btn:hover {
  background: rgba(0,194,168,0.04);
  border-color: rgba(0,194,168,0.25);
  color: var(--text-dark);
  transform: translateX(3px);
}

.cs-tabs__nav-btn.is-active {
  background: rgba(0,194,168,0.07);
  border-color: rgba(0,194,168,0.35);
  color: var(--primary);
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0,194,168,0.1);
  transform: translateX(4px);
}
.cs-tabs__nav-btn.is-active::before {
  transform: scaleY(1);
}
.cs-tabs__nav-btn.is-active .cs-tabs__nav-dot {
  background: var(--secondary);
  box-shadow: 0 0 0 3px rgba(0,194,168,0.2);
}

/* Dot */
.cs-tabs__nav-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(0,194,168,0.25);
  flex-shrink: 0;
  transition: background 0.25s, box-shadow 0.25s;
}

/* Arrow icon */
.cs-tabs__nav-arrow {
  margin-left: auto;
  flex-shrink: 0;
  color: rgba(0,194,168,0.4);
  transition: transform 0.25s, color 0.25s;
}
.cs-tabs__nav-btn.is-active .cs-tabs__nav-arrow {
  transform: translateX(3px);
  color: var(--secondary);
}


/* ══════════════════════════════════════════
   RIGHT — Image panels
════════════════════════════════════════════ */

.cs-tabs__panels {
  position: sticky;
  top: 100px;
}

/* Individual panel */
.cs-tabs__panel {
  display: none;
}
.cs-tabs__panel.is-active {
  display: block;
  animation: csTabFadeIn 0.45s ease forwards;
}
@keyframes csTabFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.cs-tabs__panel-inner {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(11,31,58,0.14), 0 0 0 1px rgba(0,194,168,0.1);
}

/* Caption bar */
.cs-tabs__panel-caption {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  background: var(--primary);
  font-family: var(--font-primary);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.02em;
}
.cs-tabs__panel-caption-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--secondary);
  box-shadow: 0 0 0 3px rgba(0,194,168,0.25);
  flex-shrink: 0;
  animation: csCapPulse 2s ease infinite;
}
@keyframes csCapPulse {
  0%,100% { box-shadow: 0 0 0 3px rgba(0,194,168,0.25); }
  50%      { box-shadow: 0 0 0 6px rgba(0,194,168,0.08); }
}

/* Image */
.cs-tabs__panel-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: #0d2744;
  overflow: hidden;
}
.cs-tabs__panel-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.cs-tabs__panel.is-active .cs-tabs__panel-img-wrap img {
  transform: scale(1.02);
}
.cs-tabs__panel-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 55%,
    rgba(11,31,58,0.35) 100%
  );
  z-index: 1;
}

/* Corner accents */
.cs-tabs__corner {
  position: absolute;
  width: 48px; height: 48px;
  pointer-events: none;
  z-index: 3;
}
.cs-tabs__corner--tl {
  top: 42px; left: 0; /* below caption */
  border-top: 3px solid var(--secondary);
  border-left: 3px solid var(--secondary);
}
.cs-tabs__corner--br {
  bottom: 0; right: 0;
  border-bottom: 3px solid var(--secondary);
  border-right: 3px solid var(--secondary);
  border-radius: 0 0 var(--radius-md) 0;
}

/* Counter badge */
.cs-tabs__counter {
  position: absolute;
  bottom: 14px;
  left: 16px;
  z-index: 4;
  display: flex;
  align-items: baseline;
  gap: 3px;
}
.cs-tabs__counter-current {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--secondary);
  line-height: 1;
}
.cs-tabs__counter-sep {
  font-family: var(--font-secondary);
  font-size: 0.7rem;
  color: rgba(255,255,255,0.4);
}
.cs-tabs__counter-total {
  font-family: var(--font-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
}

/* Progress bar */
.cs-tabs__progress {
  height: 3px;
  background: rgba(0,194,168,0.12);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  overflow: hidden;
  margin-top: 2px;
}
.cs-tabs__progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--secondary), rgba(0,194,168,0.5));
  border-radius: 2px;
  width: 25%; /* set by JS */
  transition: width 0.35s ease;
}


/* ══════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════ */

@media (max-width: 1100px) {
  .cs-tabs__inner { gap: var(--space-lg); }
}

@media (max-width: 900px) {
  .cs-tabs__inner {
    grid-template-columns: 1fr;
  }
  .cs-tabs__panels {
    position: static;
  }
}

@media (max-width: 640px) {
  .cs-tabs__title { font-size: 1.7rem; }
  .cs-tabs__stats { gap: var(--space-sm); }
  .cs-tabs__stat strong { font-size: 1.5rem; }
  .cs-tabs__nav-btn { font-size: 0.82rem; padding: 12px 14px; }
  .cs-tabs__panel-img-wrap { aspect-ratio: 4/3; }
    .cs-tabs__content {max-width: 90vw}
    .cs-tabs__panels{max-width: 90vw}
    .cs-tabs__stats {max-width: 90vw}
}