/* Specs — compact tabbed technical list */

.specs {
  --specs-bg: #f3efe6;
  --specs-text: #2b2e1d;
  --specs-muted: rgba(43, 46, 29, 0.72);
  --specs-line: rgba(43, 46, 29, 0.12);
  --specs-gold: #ac8a65;
  --specs-card: #ebe6db;

  position: relative;
  width: 100%;
  background: var(--specs-bg);
  color: var(--specs-text);
  border-top: 1px solid var(--specs-line);
  border-bottom: 1px solid var(--specs-line);
}

.specs__inner {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: clamp(3rem, 7vh, 4.5rem) clamp(1.25rem, 3.5vw, 2rem);
}

.specs__header {
  max-width: 42rem;
  margin: 0 auto clamp(1.75rem, 4vh, 2.5rem);
  text-align: center;
}

.specs__kicker {
  margin: 0 0 0.75rem;
  font-size: clamp(0.78rem, 0.95vw, 0.88rem);
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--specs-muted);
}

.specs__title {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 3.4vw, 2.65rem);
  font-weight: 300;
  line-height: 1.25;
  letter-spacing: 0.02em;
  color: var(--specs-gold);
}

.specs__intro {
  margin: 0 auto;
  max-width: 46ch;
  font-size: clamp(0.98rem, 1.35vw, 1.12rem);
  font-weight: 300;
  line-height: 1.7;
  color: var(--specs-muted);
}

.specs__tabs {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.specs__tablist {
  position: relative;
  display: flex;
  flex-wrap: nowrap;
  align-items: stretch;
  justify-content: space-between;
  gap: 0;
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--specs-line);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.specs__tablist::-webkit-scrollbar {
  display: none;
}

.specs__tab {
  appearance: none;
  position: relative;
  flex: 1 1 auto;
  margin: 0;
  padding: 0.85rem 0.55rem 0.95rem;
  border: 0;
  background: transparent;
  color: rgba(43, 46, 29, 0.48);
  font: inherit;
  font-size: clamp(0.72rem, 0.92vw, 0.88rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.25;
  white-space: nowrap;
  text-align: center;
  cursor: pointer;
  transition: color 0.28s ease;
}

.specs__tab::after {
  content: "";
  position: absolute;
  inset-inline: 18%;
  bottom: -1px;
  height: 1px;
  background: var(--specs-gold);
  opacity: 0;
  transform: scaleX(0.55);
  transition: opacity 0.28s ease, transform 0.28s ease;
}

.specs__tab:hover,
.specs__tab:focus-visible {
  color: var(--specs-text);
  outline: none;
}

.specs__tab.is-active {
  color: var(--specs-text);
  font-weight: 500;
}

.specs__tab.is-active::after {
  opacity: 1;
  transform: scaleX(1);
  height: 2px;
}

.specs__panels {
  background: var(--specs-card);
  border: 1px solid rgba(43, 46, 29, 0.08);
  min-height: 11.5rem;
}

.specs__panel {
  padding: clamp(1.15rem, 2.4vh, 1.5rem) clamp(1.15rem, 2.5vw, 1.65rem);
}

.specs__panel[hidden] {
  display: none;
}

.specs__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.55rem 1.5rem;
}

.specs__list--dense {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.specs__list li {
  position: relative;
  padding-inline-start: 0.9rem;
  font-size: clamp(0.9rem, 1.1vw, 1rem);
  font-weight: 300;
  line-height: 1.5;
  color: var(--specs-muted);
}

.specs__list li::before {
  content: "";
  position: absolute;
  top: 0.55em;
  inset-inline-start: 0;
  width: 0.28rem;
  height: 0.28rem;
  border-radius: 50%;
  background: var(--specs-gold);
  opacity: 0.75;
}

@media (max-width: 900px) {
  .specs__tablist {
    justify-content: flex-start;
    gap: 0.15rem;
  }

  .specs__tab {
    flex: 0 0 auto;
    padding-inline: 0.85rem;
  }
}

@media (max-width: 720px) {
  .specs__header {
    text-align: right;
    margin-inline: 0;
  }

  .specs__intro {
    margin-inline: 0;
    max-width: none;
  }

  .specs__list--dense {
    grid-template-columns: 1fr;
  }
}