/* ========== Product detail ========== */
.pd-preview {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(2.5rem, 6vw, 4rem) 0;
  border-bottom: 1px solid var(--line);
}

.pd-preview__copy h2 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  margin: 0.65rem 0 1rem;
  max-width: 112ch;
}

.pd-preview__copy p {
  max-width: 34rem;
  margin-bottom: 1.5rem;
}

.pd-device {
  position: relative;
  margin-inline: auto;
  width: min(100%, 320px);
  aspect-ratio: 9 / 16;
  border-radius: 28px;
  border: 1px solid var(--line-strong);
  background: var(--device-shell);
  box-shadow: var(--shadow-lux);
  overflow: hidden;
}

.pd-device__notch {
  position: absolute;
  top: 0.65rem;
  left: 50%;
  transform: translateX(-50%);
  width: 38%;
  height: 1.1rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.45);
  z-index: 2;
}

.pd-device__screen {
  position: absolute;
  inset: 1.35rem 0.75rem 0.85rem;
  border-radius: 18px;
  overflow: hidden;
  background: #0c1014;
}

.pd-device__screen iframe {
  width: 100%;
  height: 100%;
  border: 0;
  background: #0c1014;
}

.pd-device__fallback {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='280' height='480' fill='none'%3E%3Cpath stroke='%237a9e8f' stroke-opacity='.35' d='M30 180 C70 120 120 220 170 150 C220 80 250 160 260 140'/%3E%3Ccircle cx='70' cy='150' r='4' fill='%237a9e8f'/%3E%3Ccircle cx='170' cy='150' r='4' fill='%23c4a574'/%3E%3Cpath d='M0 320 C60 290 100 350 160 320 C220 290 250 330 280 310 L280 480 L0 480 Z' fill='%237a9e8f' fill-opacity='.08'/%3E%3C/svg%3E")
      center / cover no-repeat;
}

.pd-device__fallback strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
}

.pd-device__fallback span {
  font-size: 0.8rem;
  color: #f1f7f5;;
}

@media (max-width: 860px) {
  .pd-preview {
    grid-template-columns: 1fr;
  }

  .pd-device {
    width: min(100%, 280px);
  }

  .pd-preview__copy h2 {
    max-width: none;
  }
}

.pd-modules {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.pd-module {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 1.25rem 1.75rem;
  padding: clamp(1.75rem, 3vw, 2.5rem) 0;
  border-bottom: 1px solid var(--line);
}

.pd-module__idx {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  color: var(--accent);
  padding-top: 0.25rem;
}

.pd-module h3 {
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  margin-bottom: 0.65rem;
}

.pd-module p {
  max-width: 40rem;
  margin-bottom: 0.85rem;
}

.pd-module ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem 1.5rem;
  max-width: 44rem;
}

.pd-module li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.pd-module li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--accent);
}

@media (max-width: 640px) {
  .pd-module {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .pd-module__idx {
    padding-top: 0;
  }

  .pd-module ul {
    grid-template-columns: 1fr;
  }

  .pd-live {
    padding: 1.25rem 1.1rem;
  }

  .pd-live__actions {
    width: 100%;
  }

  .pd-live__actions .btn {
    flex: 1 1 calc(50% - 0.4rem);
  }
}

.pd-journey {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

.pd-journey article {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg-elevated);
  min-height: 180px;
}

.pd-journey h3 {
  font-size: 1.15rem;
  margin: 0.5rem 0 0.65rem;
}

.pd-journey p {
  font-size: 0.9rem;
}

@media (max-width: 800px) {
  .pd-journey {
    grid-template-columns: 1fr;
  }
}

.pd-scenes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.pd-scene {
  padding: 1.35rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(122, 158, 143, 0.06), transparent 50%), var(--bg-elevated);
}

.pd-scene h3 {
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.pd-scene p {
  font-size: 0.875rem;
}

@media (max-width: 640px) {
  .pd-scenes {
    grid-template-columns: 1fr;
  }
}

.pd-live {
  margin-top: 2.5rem;
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--accent-line);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(122, 158, 143, 0.12), transparent 55%), var(--bg-elevated);
  display: grid;
  gap: 1rem;
}

.pd-live h3 {
  font-size: 1.25rem;
}

.pd-live code {
  font-family: ui-monospace, Menlo, monospace;
  font-size: 0.85em;
  color: var(--accent-hover);
}

.pd-live__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.pd-faq details {
  border-bottom: 1px solid var(--line);
  padding: 1.15rem 0;
}

.pd-faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--paper);
  list-style: none;
}

.pd-faq summary::-webkit-details-marker {
  display: none;
}

.pd-faq summary::after {
  content: "+";
  float: right;
  color: var(--accent);
}

.pd-faq details[open] summary::after {
  content: "–";
}

.pd-faq p {
  margin-top: 0.75rem;
  max-width: 40rem;
  font-size: 0.95rem;
}

/* ========== Home / Cases shared ========== */
.case-feature {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: stretch;
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(122, 158, 143, 0.1), transparent 45%), var(--bg-elevated);
  margin-bottom: 2.5rem;
}

.case-feature__visual {
  min-height: 280px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--visual-surface-alt);
  position: relative;
  overflow: hidden;
}

.case-feature__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='300' fill='none'%3E%3Cpath stroke='%237a9e8f' stroke-opacity='.35' d='M40 160 C90 100 140 200 200 130 C260 60 320 140 360 110'/%3E%3Ccircle cx='90' cy='130' r='4' fill='%237a9e8f'/%3E%3Ccircle cx='200' cy='130' r='4' fill='%23c4a574'/%3E%3C/svg%3E") center / cover no-repeat;
  opacity: 0.9;
}

.case-feature__body {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.case-feature__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.85rem 0 1.1rem;
}

.case-tag {
  padding: 0.28rem 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--paper-dim);
}

.case-tag--accent {
  border-color: var(--accent-line);
  color: var(--accent);
  background: var(--accent-soft);
}

.case-feature h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  margin-bottom: 0.75rem;
}

.case-feature p {
  margin-bottom: 1.25rem;
  max-width: 32rem;
}

.case-feature__meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.35rem;
}

.case-feature__meta div {
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.18);
}

.case-feature__meta strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--paper);
  margin-bottom: 0.2rem;
}

.case-feature__meta span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

@media (max-width: 860px) {
  .case-feature {
    grid-template-columns: 1fr;
  }

  .case-feature__meta {
    grid-template-columns: 1fr;
  }
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.case-card {
  display: flex;
  flex-direction: column;
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-elevated);
  transition: border-color 0.3s, transform 0.4s var(--ease);
  min-height: 280px;
}

.case-card:hover {
  border-color: var(--accent-line);
  transform: translateY(-3px);
}

.case-card__thumb {
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  border: 1px solid var(--line);
  margin-bottom: 1rem;
  background:
    radial-gradient(circle at 45% 40%, var(--accent-soft), transparent 55%),
    var(--bg-soft);
}

.case-card__thumb--warm {
  background:
    radial-gradient(circle at 60% 40%, rgba(138, 115, 72, 0.2), transparent 50%),
    var(--bg-soft);
}

.case-card__top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.65rem;
}

.case-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.45rem;
}

.case-card > p {
  font-size: 0.9rem;
  flex: 1;
  margin-bottom: 1rem;
}

.case-card__foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
}

.case-card__foot span {
  color: var(--text-muted);
}

.case-card__foot em {
  font-style: normal;
  color: var(--accent);
  font-family: var(--font-display);
}

@media (max-width: 720px) {
  .case-grid {
    grid-template-columns: 1fr;
  }
}

.home-proof {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2rem 0 0;
}

.home-proof article {
  padding: 1.25rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg-elevated);
}

.home-proof strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--paper);
  margin-bottom: 0.35rem;
}

.home-proof span {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.45;
}

@media (max-width: 800px) {
  .home-proof {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .home-proof {
    grid-template-columns: 1fr;
  }
}

.case-filter.is-hidden {
  display: none !important;
}