/* ─── PRODUCT DETAIL PAGE — DARK THEME ─── */

.pd-wrap { max-width: 1200px; margin: 0 auto; padding: 0 40px; }

/* HERO */
.pd-hero {
  padding: 140px 0 60px; background: #0B0F1A;
  text-align: center; position: relative; overflow: hidden;
}
.pd-hero::after {
  content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, rgba(0,102,255,.08) 0%, transparent 70%);
  pointer-events: none;
}
.pd-category {
  display: inline-block; font-size: 11px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--blue); margin-bottom: 16px;
}
.pd-title {
  font-size: clamp(40px, 6vw, 72px); font-weight: 800;
  color: #fff; line-height: 1.05; letter-spacing: -1.5px;
  margin-bottom: 12px;
}
.pd-tagline {
  font-size: 17px; color: rgba(255,255,255,.5); line-height: 1.7;
  max-width: 520px; margin: 0 auto 36px;
}
.pd-hero-img {
  max-width: 420px; object-fit: contain;
  margin: 0 auto 36px; display: block; position: relative; z-index: 1;
}
.pd-hero-ctas {
  display: flex; justify-content: center; gap: 12px; flex-wrap: wrap;
  position: relative; z-index: 1;
}

/* BUTTONS */
.pd-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--ff); font-size: 14px; font-weight: 600;
  padding: 12px 28px; border-radius: 4px; border: none;
  cursor: pointer; transition: background .2s, border-color .2s;
  text-decoration: none;
}
.pd-btn-blue { background: var(--blue); color: #fff; }
.pd-btn-blue:hover { background: #0052CC; }
.pd-btn-outline {
  background: transparent; color: rgba(255,255,255,.7);
  border: 1.5px solid rgba(255,255,255,.15);
}
.pd-btn-outline:hover { border-color: rgba(255,255,255,.4); color: #fff; }

/* KEY STATS */
.pd-stats {
  padding: 64px 0; background: #0B0F1A;
  border-top: 1px solid rgba(255,255,255,.06);
}
.pd-stats-grid {
  display: flex; justify-content: center; gap: 48px; flex-wrap: wrap;
}
.pd-stat { text-align: center; min-width: 120px; }
.pd-stat-val {
  font-size: clamp(36px, 5vw, 56px); font-weight: 800;
  color: #fff; line-height: 1; letter-spacing: -1px;
}
.pd-stat-val span { color: var(--blue); }
.pd-stat-lbl {
  font-size: 13px; color: rgba(255,255,255,.4); margin-top: 6px;
  font-weight: 500;
}

/* HERO VIDEO (optional, below hero) */
.pd-hero-video {
  padding: 0 0 64px; background: #0B0F1A;
}
.pd-hero-video-frame {
  max-width: 900px; margin: 0 auto; border-radius: 12px;
  overflow: hidden; background: #0B0F1A;
}
.pd-hero-video-frame video {
  display: block;
}
.pd-hero-video-frame video {
  width: 100%; height: 100%; object-fit: cover;
}
.pd-hero-video-frame .pd-media-slot {
  width: 100%; height: 100%;
}

/* ICON FEATURES GRID */
.pd-icons {
  padding: 72px 0; background: #0F1320;
}
.pd-icons-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.pd-icon-card {
  text-align: center; padding: 24px 16px;
}
.pd-icon-card svg {
  width: 32px; height: 32px; margin: 0 auto 12px; display: block;
  color: var(--blue);
}
.pd-icon-card h4 {
  font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 4px;
}
.pd-icon-card p {
  font-size: 12px; color: rgba(255,255,255,.4); line-height: 1.5;
}

/* ALTERNATING FEATURE SECTIONS */
.pd-feature-section {
  padding: 80px 0; background: #0B0F1A;
  border-top: 1px solid rgba(255,255,255,.04);
}
.pd-feature-section:nth-child(even) { background: #0F1320; }
.pd-feature-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  align-items: center;
}
.pd-feature-row.reverse { direction: rtl; }
.pd-feature-row.reverse > * { direction: ltr; }
.pd-feature-text h3 {
  font-size: clamp(24px, 3vw, 36px); font-weight: 700;
  color: #fff; line-height: 1.2; margin-bottom: 14px; letter-spacing: -.3px;
}
.pd-feature-text p {
  font-size: 15px; color: rgba(255,255,255,.5); line-height: 1.75;
}
.pd-feature-img {
  border-radius: 12px; overflow: hidden; background: #1a1f30;
}
.pd-feature-img img {
  width: 100%; display: block; object-fit: contain;
  transition: transform .6s ease;
}
.pd-feature-img video {
  width: 100%; display: block; object-fit: contain;
}
.pd-feature-img:hover img { transform: scale(1.05); }

/* MEDIA SLOT — placeholder for images/videos user will add */
.pd-media-slot {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.12); font-size: 13px; font-family: monospace;
  flex-direction: column; gap: 6px;
  background: linear-gradient(135deg, rgba(255,255,255,.02) 0%, rgba(255,255,255,.05) 100%);
}
.pd-media-slot::before {
  content: '';
  width: 32px; height: 32px;
  border: 2px dashed rgba(255,255,255,.1);
  border-radius: 6px;
}

/* BENEFITS GRID */
.pd-benefits {
  padding: 80px 0; background: #0F1320;
}
.pd-benefits .pd-section-title { color: #fff; margin-bottom: 40px; }
.pd-benefits .pd-section-label { color: var(--blue); margin-bottom: 12px; }
.pd-ben-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
}
.pd-ben-card {
  background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.06);
  border-radius: 8px; padding: 18px 22px;
  display: flex; align-items: flex-start; gap: 12px;
}
.pd-ben-check {
  width: 20px; height: 20px; flex-shrink: 0; margin-top: 1px;
  background: rgba(0,102,255,.12); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.pd-ben-check svg { width: 12px; height: 12px; }
.pd-ben-card p { font-size: 14px; color: rgba(255,255,255,.65); line-height: 1.5; }

/* INDUSTRIES */
.pd-industries {
  padding: 64px 0; background: #0B0F1A;
  border-top: 1px solid rgba(255,255,255,.04);
}
.pd-industries .pd-section-title { color: #fff; margin-bottom: 20px; }
.pd-ind-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.pd-ind-tag {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  padding: 10px 20px; border-radius: 6px;
  font-size: 14px; font-weight: 600; color: rgba(255,255,255,.7);
}

/* SPECS TABLE + DIAGRAM */
.pd-specs {
  padding: 80px 0; background: #0F1320;
}
.pd-specs .pd-section-title { color: #fff; margin-bottom: 32px; }
.pd-specs-layout {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start;
}
.pd-specs-table {
  width: 100%; border-collapse: collapse;
}
.pd-specs-table tr {
  border-top: 1px solid rgba(255,255,255,.08);
}
.pd-specs-table td {
  padding: 14px 0; vertical-align: top;
}
.pd-specs-table td:first-child {
  font-size: 13px; font-weight: 600; color: rgba(255,255,255,.4);
  width: 180px; padding-right: 24px;
}
.pd-specs-table td:last-child {
  font-size: 14px; color: rgba(255,255,255,.8);
}
.pd-specs-diagram {
  background: #1a1f30; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
}
.pd-specs-diagram img {
  width: 100%; display: block; object-fit: contain; padding: 16px;
}

/* CTA */
.pd-cta {
  padding: 80px 0; background: #0B0F1A; text-align: center;
  border-top: 1px solid rgba(255,255,255,.04);
}
.pd-cta h2 {
  font-size: 32px; font-weight: 700; color: #fff;
  margin-bottom: 10px; letter-spacing: -.3px;
}
.pd-cta p {
  font-size: 15px; color: rgba(255,255,255,.45); margin-bottom: 28px;
  line-height: 1.7;
}

/* SECTION TITLES */
.pd-section-label {
  display: inline-block; font-size: 11px; font-weight: 700;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--blue); margin-bottom: 10px;
}
.pd-section-title {
  font-size: clamp(24px, 3.5vw, 40px); font-weight: 700;
  line-height: 1.15; letter-spacing: -.4px;
}

/* FLOATING CTA */
.pd-float-cta {
  position: fixed; bottom: 20px; right: 20px; z-index: 200;
}
.pd-float-cta a {
  display: flex; align-items: center; gap: 8px;
  background: var(--blue); color: #fff; padding: 12px 24px;
  border-radius: 8px; font-size: 14px; font-weight: 600;
  box-shadow: 0 8px 24px rgba(0,102,255,.3);
  transition: background .2s, transform .15s;
}
.pd-float-cta a:hover { background: #0052CC; transform: translateY(-2px); }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .pd-wrap { padding: 0 24px; }
  .pd-feature-row { grid-template-columns: 1fr; }
  .pd-feature-row.reverse { direction: ltr; }
  .pd-icons-grid { grid-template-columns: repeat(2, 1fr); }
  .pd-ben-grid { grid-template-columns: 1fr; }
  .pd-stats-grid { gap: 32px; }
  .pd-specs-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .pd-hero { padding: 110px 0 48px; }
  .pd-icons, .pd-benefits, .pd-specs, .pd-cta { padding: 56px 0; }
  .pd-feature-section { padding: 56px 0; }
  .pd-icons-grid { grid-template-columns: 1fr; }
  .pd-specs-table td:first-child { width: 130px; }
  .pd-stats-grid { gap: 20px; }
  .pd-stat-val { font-size: 32px; }
}