/* ============================================================
   HEIZUNGSTECHNIK PAGE — page-specific styles
   ============================================================ */

:root {
  --color-page: #e05a1e; /* warm orange accent for heating */
}

/* hero-tag color inherited from --color-page in design-system */

/* Marquee accent */
.marquee-track span {
  color: color-mix(in srgb, var(--color-page) 60%, transparent);
}
.marquee-track span::after {
  color: var(--color-teal-lt);
}

/* ── SOLUTIONS GRID ──────────────────────────── */
#loesungen {
  padding: var(--space-2xl) var(--page-padding);
}
/* .solutions-header extends .section-header from design-system */
.solutions-header h2 {
  max-width: 480px;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
/* .sol-card extends .card + .card-accent-top from design-system */
.sol-card:hover {
  border-color: color-mix(in srgb, var(--color-page) 30%, transparent);
  background: var(--color-surface-card-hover);
}

/* .sol-icon, .sol-title, .sol-text use .card-icon, .card-title, .card-desc from design-system */
.sol-card .card-title {
  hyphens: auto;
  -webkit-hyphens: auto;
}

.sol-tag {
  display: inline-block;
  margin-top: 28px;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-page);
  opacity: 0;
  transform: translateY(6px);
  transition:
    opacity var(--t-fast),
    transform var(--t-fast);
}
.sol-card:hover .sol-tag {
  opacity: 1;
  transform: translateY(0);
}

/* ── HIGHLIGHT BAND ──────────────────────────── */
.heizung-band {
  background: linear-gradient(135deg, #1e3a5f, var(--color-blue));
}
.heizung-band h2 em {
  color: var(--color-teal-lt);
}
[data-theme="light"] .heizung-band {
  background: linear-gradient(135deg, #e8f0f8, #d6e4f0);
  border-top: 1px solid color-mix(in srgb, var(--color-blue) 10%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--color-blue) 10%, transparent);
}
[data-theme="light"] .heizung-band h2 {
  color: var(--color-text);
}
[data-theme="light"] .heizung-band h2 em {
  color: var(--color-teal);
}

/* Light-mode card hover */
[data-theme="light"] .sol-card:hover {
  border-color: color-mix(in srgb, var(--color-page) 25%, transparent);
}

/* ── TECHNOLOGY TABLE ────────────────────────── */
.tech-section {
  padding: var(--space-2xl) var(--page-padding);
  background: var(--color-bg-deep);
}

/* .tech-header extends .section-header from design-system —
   the 2-col header + lede paragraph is the same shape used in #loesungen */
.tech-header {
  margin-bottom: var(--space-xl);
}
.tech-header h2 em {
  font-style: italic;
  color: var(--color-page);
}

.tech-list {
  border-top: 1px solid var(--color-border-card);
}

.tech-row {
  display: grid;
  grid-template-columns:
    minmax(0, 1.2fr)
    minmax(0, 1.6fr)
    auto;
  align-items: center;
  padding: clamp(24px, 2.4vw, 36px) 0;
  border-bottom: 1px solid var(--color-border-card);
  gap: clamp(24px, 3vw, 48px);
  transition: background var(--t-fast) var(--ease-out);
}
.tech-row:hover {
  background: color-mix(in srgb, var(--color-page) 4%, transparent);
}

.tech-name {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}
.tech-name i,
.tech-name svg {
  width: 22px;
  height: 22px;
  color: var(--color-page);
  flex-shrink: 0;
}
.tech-name-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 1.8vw, 1.6rem);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--color-text);
  hyphens: auto;
  -webkit-hyphens: auto;
  transition: color var(--t-fast) var(--ease-out);
}
.tech-row:hover .tech-name-text {
  color: var(--color-page);
}

.tech-desc {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0;
  hyphens: auto;
  -webkit-hyphens: auto;
}

/* .tech-badge extends .badge from design-system */
.tech-badge {
  justify-self: end;
  align-self: center;
  padding: 8px 14px;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid;
  border-radius: 0;
  white-space: nowrap;
  transition:
    background var(--t-fast) var(--ease-out),
    color var(--t-fast) var(--ease-out);
}
/* Three-tier hierarchy in the page accent (orange):
   pop = recommended (subtle bg tint + border), new = secondary (border only), std = neutral */
.badge-pop {
  background: color-mix(in srgb, var(--color-page) 12%, transparent);
  border-color: var(--color-page);
  color: var(--color-page);
}
.badge-new {
  background: transparent;
  border-color: color-mix(in srgb, var(--color-page) 55%, transparent);
  color: var(--color-page);
}
.badge-std {
  background: transparent;
  border-color: color-mix(in srgb, var(--color-text-muted) 50%, transparent);
  color: var(--color-text-muted);
}

/* ── PROCESS SECTION ─────────────────────────── */
.heizung-process {
  padding: var(--space-2xl) var(--page-padding);
  background: var(--color-bg);
}

/* ── RESPONSIVE ─────────────────────────────── */
@media (max-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  /* desc moves under the name, badge stays on the right */
  .tech-row {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "name  badge"
      "desc  badge";
    align-items: start;
    row-gap: 12px;
  }
  .tech-name  { grid-area: name; }
  .tech-desc  { grid-area: desc; }
  .tech-badge { grid-area: badge; align-self: start; }
}
@media (max-width: 768px) {
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  .tech-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .tech-header p {
    max-width: 100%;
    text-align: left;
  }
  .tech-row {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "name  badge"
      "desc  desc";
    column-gap: 16px;
    row-gap: 12px;
  }
  .tech-badge {
    justify-self: end;
    align-self: start;
  }
}