/* ====== Solution Page Hero ====== */
.sol-hero {
  min-height: 60vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}
.sol-hero--df {
  background: linear-gradient(135deg, #0A0F1E 0%, #0d1a2a 50%, #0a1628 100%);
}
.sol-hero--energy {
  background: linear-gradient(135deg, #0A0F1E 0%, #0a1a15 50%, #0d1520 100%);
}
.sol-hero--cold {
  background: linear-gradient(135deg, #0A0F1E 0%, #0a1530 50%, #0d1828 100%);
}
.sol-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at 80% 50%, rgba(37,99,235,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.sol-hero-inner {
  text-align: center;
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}
.sol-hero-badge {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-cyan);
  background: rgba(6,182,212,0.12);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}
.sol-hero h1 {
  font-size: var(--text-6xl);
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-6);
  line-height: 1.1;
}
.sol-hero-desc {
  font-size: var(--text-lg);
  color: var(--color-text-light-muted);
  line-height: 1.8;
  margin-bottom: var(--space-8);
}
.sol-hero-btns {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

/* ====== Pain Points ====== */
.pain-section {
  padding: var(--space-24) 0;
  background: var(--color-light-2);
}
.pain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
.pain-card {
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background: white;
  border-radius: var(--radius-lg);
  border: var(--border-light);
  transition: all var(--transition-base);
}
.pain-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.pain-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-4);
}
.pain-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}
.pain-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ====== Solution Architecture ====== */
.sol-arch {
  padding: var(--space-24) 0;
}
.sol-arch-visual {
  margin-top: var(--space-12);
  background: var(--color-dark-2);
  border-radius: var(--radius-xl);
  padding: var(--space-12);
  position: relative;
  overflow: hidden;
}
.sol-arch-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(37,99,235,0.06) 0%, transparent 60%);
}
.sol-arch-layers {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
  z-index: 1;
}
.sol-arch-layer {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border: var(--border-glass);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
}
.sol-arch-layer-label {
  flex-shrink: 0;
  width: 100px;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-cyan);
}
.sol-arch-layer-items {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.sol-arch-chip {
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-3);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  color: var(--color-text-light-muted);
}

/* ====== Solution Features ====== */
.sol-features {
  padding: var(--space-24) 0;
  background: var(--color-light-2);
}
.sol-feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}
.sol-feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}
.sol-feature-row:nth-child(even) {
  direction: rtl;
}
.sol-feature-row:nth-child(even) > * {
  direction: ltr;
}
.sol-feature-text h3 {
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.sol-feature-text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}
.sol-feature-checks {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.sol-feature-check {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-body);
}
.sol-feature-check::before {
  content: '✓';
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(37,99,235,0.1);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sol-feature-img {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-xl);
  background: var(--color-light-3);
  border: var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  overflow: hidden;
}

/* ====== Value / ROI ====== */
.sol-value {
  padding: var(--space-24) 0;
}
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}
.value-card {
  text-align: center;
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  background: var(--color-light-1);
  border: var(--border-light);
  transition: all var(--transition-base);
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.value-number {
  font-size: var(--text-5xl);
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-3);
}
.value-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.value-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ====== Solution CTA ====== */
.sol-cta {
  padding: var(--space-20) 0;
  background: var(--gradient-hero);
  text-align: center;
  color: white;
}
.sol-cta h2 {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: white;
  margin-bottom: var(--space-4);
}
.sol-cta p {
  font-size: var(--text-lg);
  color: var(--color-text-light-muted);
  margin-bottom: var(--space-8);
}
.sol-cta-btns {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

/* ====== Responsive: Solution Pages ====== */
@media (max-width: 1024px) {
  .pain-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .sol-feature-row,
  .sol-feature-row:nth-child(even) {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .value-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .sol-hero {
    min-height: auto;
    padding: 120px 0 60px;
  }
  .sol-hero h1 {
    font-size: var(--text-4xl);
  }
  .sol-hero-desc {
    font-size: var(--text-base);
  }
  .pain-grid {
    grid-template-columns: 1fr;
  }
  .pain-card {
    padding: var(--space-6) var(--space-5);
  }
  .value-grid {
    grid-template-columns: 1fr;
  }
  .sol-arch-layer {
    flex-direction: column;
    align-items: flex-start;
  }
  .sol-arch-layer-label {
    width: auto;
  }
  .sol-arch-visual {
    padding: var(--space-6);
  }
  .sol-feature-text h3 {
    font-size: var(--text-2xl);
  }
  .sol-feature-img {
    aspect-ratio: 16 / 10;
  }
  .sol-cta h2 {
    font-size: var(--text-3xl);
  }
  .sol-cta p {
    font-size: var(--text-base);
  }
}
@media (max-width: 480px) {
  .sol-hero {
    padding: 100px 0 40px;
  }
  .sol-hero h1 {
    font-size: var(--text-3xl);
  }
  .sol-cta h2 {
    font-size: var(--text-2xl);
  }
  .value-number {
    font-size: var(--text-4xl);
  }
  .sol-arch-chip {
    font-size: 11px;
    padding: var(--space-1) var(--space-2);
  }
}