/* ==========================================================================
   AUTRA 首页极简高端性能能力舱 & 影院级实拍大片展台样式
   ========================================================================== */

/* --- 1. 极简高端性能矩阵卡片 (Minimalist Executive Pillars) --- */
.pm-minimal-section {
  margin: 4rem 0;
  padding: 0;
}

.pm-minimal-head {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 2.5rem auto;
}

.pm-minimal-head .pm-eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: #0f766e;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.pm-minimal-head h2 {
  font-size: 2rem;
  color: #0f172a;
  margin: 0 0 0.8rem 0;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.pm-minimal-head p {
  font-size: 1.05rem;
  color: #475569;
  line-height: 1.6;
  margin: 0;
}

.pm-pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.pm-pillar-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1.75rem 1.4rem;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
  display: flex;
  flex-direction: column;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
  position: relative;
  overflow: hidden;
}

.pm-pillar-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

.pm-pillar-card.card-sic::before { background: linear-gradient(90deg, #2563eb, #38bdf8); }
.pm-pillar-card.card-ptfe::before { background: linear-gradient(90deg, #059669, #34d399); }
.pm-pillar-card.card-nipb::before { background: linear-gradient(90deg, #d97706, #fbbf24); }
.pm-pillar-card.card-highp::before { background: linear-gradient(90deg, #7c3aed, #a78bfa); }

.pm-pillar-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.1);
  border-color: #cbd5e1;
}

.pm-pillar-badge {
  font-size: 0.76rem;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.pm-pillar-stat {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 0.75rem;
}

.pm-pillar-stat .num {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
  color: #0f172a;
  letter-spacing: -0.03em;
}

.pm-pillar-stat .unit {
  font-size: 0.95rem;
  font-weight: 600;
  color: #64748b;
}

.card-sic .pm-pillar-stat .num { color: #1e40af; }
.card-ptfe .pm-pillar-stat .num { color: #065f46; }
.card-nipb .pm-pillar-stat .num { color: #92400e; }
.card-highp .pm-pillar-stat .num { color: #5b21b6; }

.pm-pillar-card h3 {
  font-size: 1.15rem;
  color: #0f172a;
  margin: 0 0 0.4rem 0;
  font-weight: 700;
}

.pm-pillar-feature {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 0.85rem;
}

.card-sic .pm-pillar-feature { background: #dbeafe; color: #1e40af; }
.card-ptfe .pm-pillar-feature { background: #d1fae5; color: #065f46; }
.card-nipb .pm-pillar-feature { background: #fef3c7; color: #92400e; }
.card-highp .pm-pillar-feature { background: #ede9fe; color: #5b21b6; }

.pm-pillar-desc {
  font-size: 0.88rem;
  color: #475569;
  line-height: 1.55;
  margin: 0 0 1rem 0;
  flex: 1;
}

.pm-pillar-targets {
  font-size: 0.8rem;
  color: #64748b;
  background: #f8fafc;
  padding: 8px 10px;
  border-radius: 6px;
  margin-bottom: 1.1rem;
}

.pm-pillar-targets strong {
  color: #334155;
}

.pm-pillar-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: #0f766e;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: auto;
}

.pm-pillar-link:hover {
  text-decoration: underline;
}

/* 极简微缩横向对照条 */
.pm-minimal-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-radius: 12px;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.1);
}

.pm-minimal-track {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  color: #94a3b8;
  font-size: 0.88rem;
}

.pm-minimal-track strong {
  color: #f8fafc;
  font-weight: 700;
}

.pm-minimal-track .track-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pm-minimal-track .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.pm-minimal-banner .button {
  background: #0f766e;
  border-color: #0f766e;
  color: #ffffff !important;
  padding: 9px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 6px;
  box-shadow: 0 2px 10px rgba(15, 118, 110, 0.4);
}

.pm-minimal-banner .button:hover {
  background: #0d9488;
}

/* --- 2. 影院级实拍大片展台 (Cinematic Film Stage) --- */
.cinematic-stage {
  background: radial-gradient(circle at 50% 20%, #122828 0%, #081414 55%, #030808 100%);
  border: 1px solid rgba(45, 212, 191, 0.2);
  border-radius: 16px;
  padding: 3rem 2.5rem;
  color: #e2e8f0;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  margin: 3rem 0;
  position: relative;
  overflow: hidden;
}

.cinematic-stage::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(45, 212, 191, 0.5), transparent);
}

.cinematic-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 2.25rem auto;
}

.cinematic-rec-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(45, 212, 191, 0.35);
  padding: 5px 14px;
  border-radius: 20px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  color: #2dd4bf;
  letter-spacing: 0.08em;
  margin-bottom: 0.8rem;
}

.cinematic-rec-dot {
  width: 7px;
  height: 7px;
  background: #ef4444;
  border-radius: 50%;
  box-shadow: 0 0 8px #ef4444;
  animation: recBlink 1.4s infinite ease-in-out;
}

@keyframes recBlink {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

.cinematic-header h2 {
  font-size: 2.2rem;
  color: #ffffff;
  margin: 0 0 0.6rem 0;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.cinematic-header p {
  font-size: 1rem;
  color: #94a3b8;
  line-height: 1.6;
  margin: 0;
}

/* 影院大画幅视窗 */
.cinematic-screen-wrap {
  max-width: 1020px;
  margin: 0 auto;
  position: relative;
  background: #000000;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(45, 212, 191, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.cinematic-video {
  width: 100%;
  aspect-ratio: 16/9;
  display: block;
  background: #000000;
  outline: none;
}

/* 剧场切换栏与参数信息 */
.cinematic-controls-bar {
  max-width: 1020px;
  margin: 1.5rem auto 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 0 6px;
}

.cinematic-tab-group {
  display: flex;
  gap: 8px;
}

.cinematic-tab-btn {
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #cbd5e1;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.cinematic-tab-btn:hover {
  background: rgba(51, 65, 85, 0.9);
  color: #ffffff;
}

.cinematic-tab-btn.active {
  background: #0f766e;
  border-color: #2dd4bf;
  color: #ffffff;
  box-shadow: 0 0 16px rgba(45, 212, 191, 0.35);
}

.cinematic-meta-info {
  font-size: 0.84rem;
  color: #64748b;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.cinematic-meta-info strong {
  color: #2dd4bf;
}

/* 响应式断点 */
@media (max-width: 1024px) {
  .pm-pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .pm-pillars-grid {
    grid-template-columns: 1fr;
  }
  .pm-minimal-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.25rem;
  }
  .cinematic-stage {
    padding: 2rem 1.25rem;
  }
  .cinematic-header h2 {
    font-size: 1.65rem;
  }
  .cinematic-controls-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* 首页第五项：膜厚；原有四张性能卡保持同一视觉语言。 */
.pm-pillars-grid.has-thickness {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
.has-thickness .pm-pillar-stat {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
}
.card-thickness.pm-pillar-card::before {
  background: linear-gradient(90deg, #136654, #71a795);
}
.card-thickness .pm-pillar-stat .num { color: #136654; }
.card-thickness .pm-pillar-feature { background: #eaf0e9; color: #136654; }
@media (max-width: 1200px) {
  .pm-pillars-grid.has-thickness { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 1024px) {
  .pm-pillars-grid.has-thickness { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
  .pm-pillars-grid.has-thickness { grid-template-columns: minmax(0, 1fr); }
}