/**
 * ceo-shop4-dts：DTS 5.1 专用增强样式
 * 仅在 audio_type 为 杜比音质 时由 ceo-shop4-dts.php 加载
 */

/* ── master-card：全宽单列，无自身边框 ── */
.ceo-shop4--dts .master-card {
  grid-template-columns: 1fr;
  border: none;
  background: transparent;
  box-shadow: none;
  overflow: visible;
  padding: 0;
}

/* ── master-core--dts：全宽 Hero 容器 ── */
.ceo-shop4--dts .master-core.master-core--dts {
  padding: 0;
  border: 1px solid var(--color-line);
  border-right: 1px solid var(--color-line);
  overflow: hidden;
  display: flex;
  align-items: stretch;
  min-height: 160px;
  border-radius: 10px;
}

/* ── Hero Banner ── */
.ceo-shop4--dts .ceo-shop4-dts-hero {
  width: 100%;
  min-height: 160px;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  background: linear-gradient(to right, rgba(0,0,0,0.82) 0%, rgba(0,0,0,0.55) 60%, rgba(0,0,0,0.3) 100%),
              url('https://hiresimg.100tiao.cn/img/icon/dtsimage-6.jpg') center / cover no-repeat;
  color: #f5f0e0;
  position: relative;
  overflow: hidden;
}

/* 右侧暗角装饰 */
.ceo-shop4--dts .ceo-shop4-dts-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(220, 185, 60, 0.06) 0%, transparent 65%);
  pointer-events: none;
}

/* ── 左侧：DTS 5.1 品牌文字区 ── */
.ceo-shop4--dts .ceo-shop4-dts-hero-left {
  flex: 0 0 auto;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  padding: 20px 28px;
  position: relative;
  z-index: 1;
  min-width: 260px;
}

/* DTS 5.1 品牌整体块 */
.ceo-shop4--dts .ceo-shop4-dts-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.ceo-shop4--dts .ceo-shop4-dts-brand-main {
  margin: 0;
  font-size: 62px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.01em;
  white-space: nowrap;
  background: linear-gradient(to bottom, #ffdfa0 0%, #eeb85a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  filter: drop-shadow(0 2px 10px rgba(238, 184, 90, 0.35));
}

/* SURROUND 行：喇叭在文字两侧，总宽度撑满 brand-main */
.ceo-shop4--dts .ceo-shop4-dts-brand-surround-row {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 4px;
}

.ceo-shop4--dts .ceo-shop4-dts-brand-sub {
  margin: 0;
  font-size: 23px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  white-space: nowrap;
  flex: 1 1 0;
  text-align: center;
  background: linear-gradient(to bottom, #ffdfa0 0%, #eeb85a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  opacity: 0.85;
}

/* 喇叭图标：mask-image 方案，颜色自动跟随 SURROUND 渐变 */
.ceo-shop4--dts .ceo-shop4-dts-speaker {
  display: inline-block;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  /* 渐变色与文字保持同步，只需改这里 */
  background: linear-gradient(to bottom, #ffdfa0 0%, #eeb85a 100%);
  opacity: 0.85;
}

.ceo-shop4--dts .ceo-shop4-dts-speaker--left {
  -webkit-mask: url('https://hiresimg.100tiao.cn/img/icon/lb-z.svg') center / contain no-repeat;
  mask: url('https://hiresimg.100tiao.cn/img/icon/lb-z.svg') center / contain no-repeat;
  /* transform: scaleX(-1); */
}

.ceo-shop4--dts .ceo-shop4-dts-speaker--right {
  -webkit-mask: url('https://hiresimg.100tiao.cn/img/icon/lb-y.svg') center / contain no-repeat;
  mask: url('https://hiresimg.100tiao.cn/img/icon/lb-y.svg') center / contain no-repeat;
}

/* ── 竖向分隔线 ── */
.ceo-shop4--dts .ceo-shop4-dts-hero-divider {
  width: 1px;
  align-self: stretch;
  background: rgba(220, 185, 60, 0.35);
  flex-shrink: 0;
  margin: 20px 0;
}

/* ── 右侧：标题 + 描述 + DTS Logo ── */
.ceo-shop4--dts .ceo-shop4-dts-hero-right {
  flex: 1 1 0;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 28px;
  position: relative;
  z-index: 1;
  min-width: 0;
}

.ceo-shop4--dts .ceo-shop4-dts-hero-content {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ceo-shop4--dts .ceo-shop4-dts-hero-title {
  margin: 0;
  font-size: 32px;
  font-weight: 800;
  color: #f1bf67;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.ceo-shop4--dts .ceo-shop4-dts-hero-desc {
  margin: 0;
  font-size: 15px;
  color: rgb(195 195 195);
  line-height: 1.65;
}


/* ── 购买理由：4 等分 ── */
.ceo-shop4--dts .insight-strip.insight-strip--dts {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.ceo-shop4 .insight-item {
  padding: 3px 12px 3px;
}

/* ── KV 数据行 ── */
.ceo-shop4--dts .ceo-shop4-dts-kv-row {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  flex-wrap: nowrap;
  gap: 0;
  border: 1px solid var(--color-line);
  background: var(--color-panel);
  padding: 13px 0;
}

.ceo-shop4--dts .ceo-shop4-dts-kv {
  flex: 1 1 0;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  padding: 0 20px;
  min-width: 0;
}

.ceo-shop4--dts .ceo-shop4-dts-kv-divider {
  width: 1px;
  background: var(--color-line);
  align-self: stretch;
  flex-shrink: 0;
}

.ceo-shop4--dts .ceo-shop4-dts-kv-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ceo-shop4--dts .ceo-shop4-dts-kv-icon img {
  width: 24px;
  height: 24px;
  opacity: 0.55;
  display: block;
}

.ceo-shop4--dts .ceo-shop4-dts-kv-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.ceo-shop4--dts .ceo-shop4-dts-kv-label {
  font-size: 11px;
  color: var(--color-muted);
  line-height: 1;
  white-space: nowrap;
  letter-spacing: 0.03em;
}

.ceo-shop4--dts .ceo-shop4-dts-kv-val {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-ink);
  line-height: 1.2;
  white-space: nowrap;
}

/* ── 响应式 ── */
@media (max-width: 1200px) {
  .ceo-shop4--dts .ceo-shop4-dts-brand-main {
    font-size: 34px;
  }

  .ceo-shop4--dts .ceo-shop4-dts-speaker {
    width: 22px;
    height: 22px;
  }

  .ceo-shop4--dts .ceo-shop4-dts-hero-left {
    min-width: 220px;
    padding: 16px 18px;
  }


}

@media (max-width: 1024px) {
  .ceo-shop4--dts .insight-strip.insight-strip--dts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .ceo-shop4--dts .ceo-shop4-dts-hero {
    flex-direction: column;
  }

  .ceo-shop4--dts .ceo-shop4-dts-hero-left {
    min-width: unset;
    width: 100%;
    border-bottom: 1px solid rgba(220, 185, 60, 0.15);
    padding: 18px 20px;
  }

  .ceo-shop4--dts .ceo-shop4-dts-hero-divider {
    display: none;
  }

  .ceo-shop4--dts .ceo-shop4-dts-hero-right {
    padding: 16px 20px;
  }

  .ceo-shop4--dts .ceo-shop4-dts-brand-main {
    font-size: 30px;
  }

  .ceo-shop4--dts .ceo-shop4-dts-speaker {
    width: 20px;
    height: 20px;
  }

  .ceo-shop4--dts .ceo-shop4-dts-kv-row {
    flex-wrap: wrap;
    padding: 12px 0;
  }

  .ceo-shop4--dts .ceo-shop4-dts-kv {
    flex: 1 1 calc(50% - 1px);
    padding: 8px 16px;
  }

  .ceo-shop4--dts .ceo-shop4-dts-kv-divider:nth-child(4) {
    display: none;
  }
}

@media (max-width: 540px) {
  .ceo-shop4--dts .insight-strip.insight-strip--dts {
    grid-template-columns: 1fr;
  }

}