/* ==========================================================================
   VERTEX SOLUTIONS - HERO SERVICES SLIDER  (v2 - Fixed Layout)
   ========================================================================== */

/* --- Section Wrapper --- */
.hero-slider-section {
  position: relative;
  width: 100%;
  height: calc(100vh - 84px);
  min-height: 600px;
  max-height: 900px;
  background: #040D1E;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* --- Animated Grid Background --- */
.slider-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,194,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,194,255,0.035) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: 0;
  animation: gridShift 25s linear infinite;
}

@keyframes gridShift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

/* --- Glowing Orbs --- */
.slider-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  z-index: 0;
  pointer-events: none;
}

.slider-orb-1 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(15,76,129,0.4) 0%, transparent 70%);
  top: -80px; left: -80px;
  animation: orbFloat 14s ease-in-out infinite;
}

.slider-orb-2 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(0,194,255,0.18) 0%, transparent 70%);
  bottom: -50px; right: 8%;
  animation: orbFloat 18s ease-in-out infinite reverse;
}

.slider-orb-3 {
  width: 250px; height: 250px;
  background: radial-gradient(circle, rgba(132,204,22,0.14) 0%, transparent 70%);
  top: 35%; right: 3%;
  animation: orbFloat 11s ease-in-out infinite;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-25px) scale(1.06); }
}

/* --- Main Split Layout --- */
.slider-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 48% 52%;
  height: 100%;
}

/* =====================================================
   LEFT IMAGE PANEL
   ===================================================== */
.slider-image-panel {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.slide-img-track {
  position: relative;
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

.slide-img {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.06) translateX(-15px);
  transition: opacity 0.9s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.slide-img.active {
  opacity: 1;
  transform: scale(1) translateX(0);
  pointer-events: auto;
}

.slide-img.exit {
  opacity: 0;
  transform: scale(0.97) translateX(-25px);
}

.slide-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 10s ease;
}

.slide-img.active img { transform: scale(1.05); }

/* Image dark gradient overlay */
.slide-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    125deg,
    rgba(4,13,30,0.3) 0%,
    rgba(4,13,30,0.1) 45%,
    rgba(4,13,30,0.65) 100%
  );
  z-index: 1;
}

/* Service badge top-left */
.slide-img-badge {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #fff;
  background: rgba(4,13,30,0.72);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(0,194,255,0.4);
  border-left: 3px solid var(--color-cyan-bright);
  padding: 0.4rem 0.85rem;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(-8px);
  transition: all 0.5s ease 0.35s;
}

.slide-img.active .slide-img-badge {
  opacity: 1;
  transform: translateY(0);
}

.slide-img-badge svg {
  width: 16px; height: 16px;
  color: var(--color-cyan-bright);
}

/* Stats bar bottom */
.slide-img-stat-bar {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  background: rgba(4,13,30,0.82);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(0,194,255,0.2);
  padding: 0.75rem 1.25rem;
  opacity: 0;
  transform: translateY(16px);
  transition: all 0.5s ease 0.55s;
}

.slide-img.active .slide-img-stat-bar {
  opacity: 1;
  transform: translateY(0);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}

.stat-num {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-cyan-bright);
  line-height: 1;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  margin-top: 2px;
}

.stat-divider {
  width: 1px;
  height: 30px;
  background: rgba(0,194,255,0.25);
  flex-shrink: 0;
}

/* Thumbnail nav strip */
.slide-thumbnails {
  display: flex;
  flex-shrink: 0;
  background: rgba(4,13,30,0.94);
  border-top: 2px solid rgba(0,194,255,0.12);
}

.slide-thumb {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  border-right: 1px solid rgba(255,255,255,0.05);
  transition: all 0.3s ease;
}

.slide-thumb:last-child { border-right: none; }

.slide-thumb img {
  width: 100%;
  height: 42px;
  object-fit: cover;
  opacity: 0.3;
  transition: opacity 0.3s ease;
  display: block;
}

.slide-thumb span {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.07em;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  padding: 0.3rem 0.2rem;
  text-align: center;
  transition: color 0.3s ease;
  display: block;
  width: 100%;
}

.slide-thumb.active img { opacity: 0.75; }
.slide-thumb.active span { color: var(--color-cyan-bright); }

.slide-thumb.active::before,
.slide-thumb:hover::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--color-cyan-bright);
}

.slide-thumb:hover img { opacity: 0.55; }
.slide-thumb:hover span { color: rgba(255,255,255,0.75); }

/* =====================================================
   RIGHT TEXT PANEL
   ===================================================== */
.slider-text-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 2.5rem 3rem 2rem 3.5rem;
  background: linear-gradient(135deg, rgba(8,18,38,0.97) 0%, rgba(4,13,30,0.99) 100%);
  border-left: 1px solid rgba(0,194,255,0.08);
  overflow: hidden;
}

/* Vertical glowing line on left edge */
.slider-text-panel::before {
  content: "";
  position: absolute;
  left: 0; top: 8%; bottom: 8%;
  width: 3px;
  background: linear-gradient(180deg, transparent 0%, var(--color-cyan-bright) 35%, var(--color-lime-bright) 65%, transparent 100%);
  animation: lineGlow 3s ease-in-out infinite;
}

@keyframes lineGlow {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; box-shadow: 0 0 12px var(--color-cyan-bright); }
}

/* Eyebrow top label */
.slider-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--color-cyan-bright);
  text-transform: uppercase;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.eyebrow-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-lime-bright);
  box-shadow: 0 0 8px var(--color-lime-bright);
  animation: dotPulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes dotPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 5px var(--color-lime-bright); }
  50% { transform: scale(1.5); box-shadow: 0 0 14px var(--color-lime-bright); }
}

/* ---- SLIDE TEXT SYSTEM ---- */
.slide-text-track {
  position: relative;
  flex: 1;
  min-height: 0;
}

.slide-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s ease;
  overflow: hidden;
}

.slide-text.active {
  opacity: 1;
  pointer-events: auto;
}

/* Service tag line */
.slide-service-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.11em;
  color: var(--color-lime-bright);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  opacity: 0;
  transform: translateX(-16px);
  transition: all 0.45s ease 0.1s;
}

.slide-text.active .slide-service-tag {
  opacity: 1;
  transform: translateX(0);
}

/* Title lines — animated upward reveal */
.slide-title {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.25rem;
  overflow: hidden;
  flex-shrink: 0;
}

.line-anim {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(1.45rem, 2.3vw, 2.15rem);
  font-weight: 900;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.15;
  opacity: 0;
  transform: translateY(45px) skewY(2deg);
  transition: opacity 0.55s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform, opacity;
}

.slide-text.active .line-anim          { opacity: 1; transform: translateY(0) skewY(0); transition-delay: 0.18s; }
.slide-text.active .line-anim.delay-1  { transition-delay: 0.3s; }
.slide-text.active .line-anim.delay-2  { transition-delay: 0.42s; }

.line-anim.highlight {
  background: linear-gradient(90deg, var(--color-cyan-bright) 0%, var(--color-lime-bright) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Feature checklist grid */
.slide-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1.5rem;
  margin-bottom: 1.75rem;
  opacity: 0;
  transform: translateY(12px);
  transition: all 0.5s ease 0.45s;
  flex-shrink: 0;
}

.slide-text.active .slide-features { opacity: 1; transform: translateY(0); }

.slide-feat {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.78);
  font-weight: 500;
  line-height: 1.4;
}

.slide-feat svg {
  width: 14px; height: 14px;
  color: var(--color-lime-bright);
  flex-shrink: 0;
  stroke-width: 2.5;
}

/* CTA buttons */
.slide-cta-group {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(12px);
  transition: all 0.5s ease 0.7s;
  flex-shrink: 0;
}

.slide-text.active .slide-cta-group { opacity: 1; transform: translateY(0); }

.slide-cta-group .btn { padding: 0.7rem 1.4rem; font-size: 0.8rem; }

/* ---- CONTROLS BAR ---- */
.slider-controls {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.07);
  margin-top: 0.75rem;
  flex-shrink: 0;
}

.slider-progress-bar {
  width: 100%;
  height: 2px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  overflow: hidden;
}

.slider-progress-fill {
  height: 100%;
  width: 20%;
  background: linear-gradient(90deg, var(--color-cyan-bright) 0%, var(--color-lime-bright) 100%);
  border-radius: 2px;
  transition: width 0.4s ease;
  box-shadow: 0 0 6px rgba(0,194,255,0.5);
}

.slider-nav-btns {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.slider-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.slider-btn:hover {
  background: var(--color-corporate-blue);
  border-color: var(--color-cyan-bright);
  box-shadow: 0 0 14px rgba(0,194,255,0.3);
  transform: scale(1.1);
}

.slider-btn svg { width: 18px; height: 18px; }

.slider-dots {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
}

.slider-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,0.22);
  cursor: pointer;
  transition: all 0.3s ease;
}

.slider-dot.active {
  background: var(--color-cyan-bright);
  width: 24px;
  border-radius: 4px;
  box-shadow: 0 0 8px rgba(0,194,255,0.6);
}

.slider-dot:hover:not(.active) { background: rgba(255,255,255,0.5); }

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 1200px) {
  .slider-text-panel { padding: 2rem 2.25rem 1.75rem 2.75rem; }
  .line-anim { font-size: clamp(1.5rem, 2.5vw, 2.2rem); }
}

@media (max-width: 900px) {
  .hero-slider-section { height: auto; max-height: none; }
  .slider-layout { grid-template-columns: 1fr; }
  .slider-image-panel { height: 42vh; min-height: 260px; }
  .slider-text-panel { height: auto; padding: 2rem 1.75rem 1.5rem; }
  .slider-text-panel::before { display: none; }
  .slide-features { grid-template-columns: 1fr; }
  .slide-cta-group { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 576px) {
  .slider-eyebrow { font-size: 0.6rem; }
  .line-anim { font-size: 1.5rem; }
  .slide-desc { font-size: 0.85rem; }
  .slide-thumbnails { display: none; }
  .slider-text-panel { padding: 1.5rem 1.25rem; }
}