/* ================================================================
   EXTOLEM — INDUSTRIES SECTION
   File: /assets/css/industries.css
   ================================================================ */

.ex-ind {
  position: relative;
  width: 100%;
  padding: 120px 40px 130px;
  background-color: var(--ex-bg-2);
  overflow: hidden;
  isolation: isolate;
}

.ex-ind::before,
.ex-ind::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 100px;
  pointer-events: none;
  z-index: 0;
}
.ex-ind::before { top: 0;    background: linear-gradient(180deg, var(--ex-bg) 0%, transparent 100%); }
.ex-ind::after  { bottom: 0; background: linear-gradient(0deg, var(--ex-bg) 0%, transparent 100%); }

/* BG glows */
.ex-ind-glow-1 {
  position: absolute; top: -60px; left: -60px;
  width: 500px; height: 400px; border-radius: 50%;
  background: radial-gradient(ellipse, rgba(74,125,255,0.05) 0%, transparent 65%);
  filter: blur(70px); pointer-events: none; z-index: 0;
}
.ex-ind-glow-2 {
  position: absolute; bottom: -60px; right: -60px;
  width: 500px; height: 400px; border-radius: 50%;
  background: radial-gradient(ellipse, rgba(25,245,195,0.05) 0%, transparent 65%);
  filter: blur(70px); pointer-events: none; z-index: 0;
}

/* Inner */
.ex-ind-inner {
  position: relative; z-index: 2;
  max-width: 1200px; margin: 0 auto; width: 100%;
}

/* Header */
.ex-ind-header {
  text-align: center; max-width: 760px;
  margin: 0 auto 64px;
}

.ex-ind-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ex-mint);
  background: var(--ex-mint-dim); border: 1px solid var(--ex-border-mint);
  padding: 5px 14px 5px 10px; border-radius: var(--ex-r-full); margin-bottom: 24px;
}
.ex-ind-eyebrow-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ex-mint); box-shadow: 0 0 7px var(--ex-mint);
  flex-shrink: 0; animation: ex-ind-pulse 2.2s ease infinite;
}
@keyframes ex-ind-pulse {
  0%,100% { box-shadow: 0 0 5px var(--ex-mint); }
  50%      { box-shadow: 0 0 13px var(--ex-mint), 0 0 22px rgba(25,245,195,0.38); }
}

.ex-ind-h2 {
  font-size: clamp(1.9rem, 3.5vw, 2.75rem);
  font-weight: 800; line-height: 1.13; letter-spacing: -0.03em;
  color: var(--ex-text); margin-bottom: 20px;
}
.ex-ind-h2 .ex-ind-grad {
  background: var(--ex-grad-hero);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.ex-ind-sub {
  font-size: clamp(1rem, 1.5vw, 1.08rem); line-height: 1.78;
  color: var(--ex-text-muted); max-width: 620px; margin: 0 auto;
}

/* Grid */
.ex-ind-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

/* Card */
.ex-ind-card {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--ex-panel);
  border: 1px solid var(--ex-border);
  border-radius: var(--ex-r-lg);
  padding: 24px 20px 20px;
  text-decoration: none;
  overflow: hidden; isolation: isolate;
  transition: transform 0.28s var(--ex-ease), border-color 0.28s var(--ex-ease),
              background 0.28s var(--ex-ease), box-shadow 0.28s var(--ex-ease);
}

.ex-ind-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--ex-mint-glow), transparent);
  opacity: 0; transition: opacity 0.28s var(--ex-ease);
}
.ex-ind-card::after {
  content: ''; position: absolute; top: -30px; left: 50%;
  transform: translateX(-50%); width: 140px; height: 110px;
  background: radial-gradient(ellipse, rgba(25,245,195,0.09) 0%, transparent 70%);
  opacity: 0; transition: opacity 0.32s var(--ex-ease);
  pointer-events: none; z-index: 0;
}

.ex-ind-card:hover {
  transform: translateY(-5px);
  background: var(--ex-panel-strong);
  border-color: var(--ex-border-mint);
  box-shadow: 0 16px 48px rgba(0,0,0,0.5), 0 0 32px rgba(25,245,195,0.08);
}
.ex-ind-card:hover::before { opacity: 1; }
.ex-ind-card:hover::after  { opacity: 1; }
.ex-ind-card > * { position: relative; z-index: 1; }

/* Card icon */
.ex-ind-icon {
  font-size: 1.6rem; margin-bottom: 12px; line-height: 1;
  transition: transform 0.28s var(--ex-ease-spring);
}
.ex-ind-card:hover .ex-ind-icon { transform: scale(1.15) rotate(-4deg); }

/* Card title */
.ex-ind-card-title {
  font-size: 0.95rem; font-weight: 700; letter-spacing: -0.01em;
  color: var(--ex-text); margin-bottom: 8px; line-height: 1.25;
  transition: color 0.22s var(--ex-ease);
}
.ex-ind-card:hover .ex-ind-card-title { color: var(--ex-mint); }

/* Pain point */
.ex-ind-pain {
  font-size: 0.78rem; line-height: 1.55; color: var(--ex-text-subtle);
  margin-bottom: 12px; flex: 1;
  transition: color 0.22s var(--ex-ease);
}
.ex-ind-card:hover .ex-ind-pain { color: var(--ex-text-muted); }

/* Solution hint */
.ex-ind-solution {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.72rem; font-weight: 600; color: var(--ex-mint);
  margin-top: auto; padding-top: 12px;
  border-top: 1px solid var(--ex-border);
  opacity: 0; transform: translateY(4px);
  transition: opacity 0.25s var(--ex-ease), transform 0.25s var(--ex-ease);
}
.ex-ind-solution::before {
  content: '→'; font-size: 0.75rem; flex-shrink: 0;
}
.ex-ind-card:hover .ex-ind-solution { opacity: 1; transform: translateY(0); }

/* CTA strip */
.ex-ind-cta {
  margin-top: 56px; display: flex; flex-direction: column;
  align-items: center; gap: 18px; text-align: center;
}
.ex-ind-cta-text { font-size: 1rem; font-weight: 500; color: var(--ex-text-muted); }
.ex-ind-cta-text strong { color: var(--ex-text); font-weight: 700; }
.ex-ind-cta-btns { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: center; }

.ex-ind-btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--ex-grad-mint); color: #05080D;
  font-family: var(--ex-font); font-size: 0.9rem; font-weight: 800;
  padding: 13px 26px; border-radius: var(--ex-r-full); text-decoration: none;
  transition: transform 0.25s var(--ex-ease-spring), box-shadow 0.28s var(--ex-ease);
  box-shadow: 0 4px 18px rgba(25,245,195,0.27);
}
.ex-ind-btn-primary:hover { color: #05080D; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(25,245,195,0.42); }

.ex-ind-btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--ex-text-muted);
  font-family: var(--ex-font); font-size: 0.9rem; font-weight: 600;
  padding: 12px 26px; border-radius: var(--ex-r-full);
  border: 1px solid var(--ex-border-strong); text-decoration: none; transition: var(--ex-t);
}
.ex-ind-btn-ghost:hover { border-color: var(--ex-mint); color: var(--ex-mint); background: var(--ex-mint-dim); transform: translateY(-2px); }

/* Scroll reveal */
.ex-ind-header .ex-ind-eyebrow,
.ex-ind-header .ex-ind-h2,
.ex-ind-header .ex-ind-sub {
  opacity: 0; transform: translateY(18px);
  transition: opacity 0.6s var(--ex-ease-out), transform 0.6s var(--ex-ease-out);
}
.ex-ind-header .ex-ind-eyebrow { transition-delay: 0s; }
.ex-ind-header .ex-ind-h2      { transition-delay: 0.1s; }
.ex-ind-header .ex-ind-sub     { transition-delay: 0.18s; }
.ex-ind-header.is-visible .ex-ind-eyebrow,
.ex-ind-header.is-visible .ex-ind-h2,
.ex-ind-header.is-visible .ex-ind-sub { opacity: 1; transform: translateY(0); }

.ex-ind-card { opacity: 0; transform: translateY(22px); }
.ex-ind-card:nth-child(1)  { transition-delay: 0.03s; }
.ex-ind-card:nth-child(2)  { transition-delay: 0.08s; }
.ex-ind-card:nth-child(3)  { transition-delay: 0.13s; }
.ex-ind-card:nth-child(4)  { transition-delay: 0.18s; }
.ex-ind-card:nth-child(5)  { transition-delay: 0.06s; }
.ex-ind-card:nth-child(6)  { transition-delay: 0.11s; }
.ex-ind-card:nth-child(7)  { transition-delay: 0.16s; }
.ex-ind-card:nth-child(8)  { transition-delay: 0.21s; }
.ex-ind-card:nth-child(9)  { transition-delay: 0.08s; }
.ex-ind-card:nth-child(10) { transition-delay: 0.13s; }
.ex-ind-card:nth-child(11) { transition-delay: 0.18s; }
.ex-ind-card:nth-child(12) { transition-delay: 0.23s; }
.ex-ind-card {
  transition:
    opacity 0.5s var(--ex-ease-out),
    transform 0.5s var(--ex-ease-out),
    border-color 0.28s var(--ex-ease),
    background 0.28s var(--ex-ease),
    box-shadow 0.28s var(--ex-ease);
}
.ex-ind-grid.is-visible .ex-ind-card { opacity: 1; transform: translateY(0); }

.ex-ind-cta { opacity: 0; transform: translateY(18px); transition: opacity 0.6s var(--ex-ease-out) 0.2s, transform 0.6s var(--ex-ease-out) 0.2s; }
.ex-ind-cta.is-visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 1100px) { .ex-ind { padding: 100px 28px 110px; } .ex-ind-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 800px)  { .ex-ind { padding: 80px 24px 90px;  } .ex-ind-grid { grid-template-columns: repeat(2, 1fr); } .ex-ind-header { margin-bottom: 48px; } }
@media (max-width: 500px)  { .ex-ind { padding: 70px 20px 80px;  } .ex-ind-grid { grid-template-columns: 1fr; } .ex-ind-cta-btns { flex-direction: column; width: 100%; } .ex-ind-btn-primary, .ex-ind-btn-ghost { width: 100%; justify-content: center; } }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .ex-ind-eyebrow-dot { animation: none !important; }
  .ex-ind-header .ex-ind-eyebrow, .ex-ind-header .ex-ind-h2, .ex-ind-header .ex-ind-sub,
  .ex-ind-card, .ex-ind-cta { opacity: 1 !important; transform: none !important; transition: none !important; }
  .ex-ind-card:hover { transform: none !important; }
  .ex-ind-card:hover .ex-ind-icon { transform: none !important; }
  .ex-ind-solution { opacity: 1 !important; transform: none !important; }
}