/* ============================================================
 * 具身产品系列 + 产品详情（Figma「具身产品2」1:165，设计基准 1920×1080）
 *   系列页 5 屏：Banner + 4 个产品屏（设计稿每个产品的两张图 = 同一屏滑到前 / 后两个状态）
 *   - ≥1024：产品屏 100vh，画面 cover 铺满；滑到时遮罩 + 文字淡入，划出时淡出（product-page.js）
 *     Banner 按 1920:1060 比例显示（产品名画在图里，不能裁）
 *   - <1024：画面 16:9 在上、文字在下（设计稿无 SP，按 spec 建议）
 * ============================================================ */

.jxzn-page__product {
  --jxzn-product-blue-light: #b6e3ff;
  --jxzn-product-grad: linear-gradient(90deg, #b6e3ff, #65a3ff);
}

/* ---- Banner ---- */
.jxzn-page__product .jxzn-product-banner {
  height: auto;
  min-height: 0;
  aspect-ratio: 1920 / 1060;
  overflow: hidden;
  background: #000f20;
}

.jxzn-product-banner__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
}

.jxzn-product-banner__text {
  position: absolute;
  z-index: 1;
  top: 16.27%;                            /* 172.5 / 1060 */
  left: 0;
  right: 0;
  padding: 0 24px;
  text-align: center;
}

.jxzn-product-banner__title {
  font-size: clamp(32px, 3.5417vw, 136px);   /* 68 */
  line-height: 1;
  font-weight: 700;
}

.jxzn-product-banner__lead {
  margin-top: clamp(16px, 1.4583vw, 56px);   /* 28 */
  font-size: clamp(15px, 1.0417vw, 40px);    /* 20 */
  line-height: 1.2;
  text-shadow: 0 4px 4px rgba(0, 0, 0, 0.25);
}

/* ---- 产品屏 ---- */
.jxzn-page__product .jxzn-product-screen {
  height: 100vh;
  min-height: 0;
  overflow: hidden;
  background: #000;
}

.jxzn-product-screen__media {
  position: absolute;
  inset: 0;
}

.jxzn-product-screen__media img,
.jxzn-product-screen__media video {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
}

.jxzn-product-screen__mask {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(0, 0, 0, 0.6);
}

.jxzn-product-screen__body {
  position: absolute;
  z-index: 2;
  left: 18.9063vw;                        /* 363 */
  bottom: 11.2vh;                         /* 文字组底边 959 / 1080 */
  width: 28.125vw;                        /* 540 */
  min-width: 360px;
}

.jxzn-product-screen.is-text-right .jxzn-product-screen__body {
  left: 56.3542vw;                        /* 1082 */
}

.jxzn-product-screen__eyebrow {
  font-size: clamp(14px, 1.0417vw, 40px);    /* 20 */
  line-height: 1.2;
  font-weight: 200;
}

.jxzn-product-screen__title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0 1.0417vw;                        /* 20 */
  margin-top: clamp(12px, 1.0417vw, 40px);
  padding: 6px 2px;
  font-size: clamp(22px, 1.6667vw, 64px);    /* 32 */
  line-height: 1.2;
  font-weight: 700;
}

.jxzn-product-screen__num,
.jxzn-product-screen__tag span {
  background: var(--jxzn-product-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.jxzn-product-screen__desc {
  margin-top: clamp(14px, 1.4583vw, 56px);   /* 28 */
  font-size: clamp(14px, 0.9375vw, 36px);    /* 18 */
  line-height: 1.6667;                    /* 30 / 18 */
}

.jxzn-product-screen__tags {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(10px, 0.8333vw, 32px);       /* 16 */
  margin-top: clamp(18px, 1.875vw, 72px);
}

.jxzn-product-screen__tag {
  border: 1px solid var(--jxzn-product-blue-light);
  border-radius: clamp(6px, 0.5208vw, 20px);  /* 10 */
  padding: clamp(8px, 0.625vw, 24px) clamp(14px, 1.0417vw, 40px);  /* 12 20 */
  font-size: clamp(12px, 0.8333vw, 32px);    /* 16 */
  line-height: 1;
  white-space: nowrap;
}

/* ---- 进场前隐藏：product-page.js 接管后由 GSAP 内联样式控制；脚本 3 秒内没接管则恢复显示 ---- */
.jxzn-product-anim [data-product-anim] > *,
.jxzn-product-anim .jxzn-product-screen__body > *,
.jxzn-product-anim .jxzn-product-screen__mask {
  opacity: 0;
}

/* ---- 右侧屏指示器（脚本生成，仅 ≥1024） ---- */
.jxzn-product-indicator {
  position: fixed;
  right: 30px;
  top: 50%;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transform: translateY(-50%);
  transition: opacity 0.3s ease;
}

.jxzn-product-indicator.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.jxzn-product-indicator button {
  display: block;
  width: 10px;
  height: 10px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all 0.3s;
}

.jxzn-product-indicator button:hover {
  background: rgba(255, 255, 255, 0.6);
}

.jxzn-product-indicator button.is-active {
  background: #fff;
  transform: scale(1.4);
}

/* ---- 1024-1440：笔记本，文字组放宽一点免得挤成多行 ---- */
@media (max-width: 1440px) {
  .jxzn-product-screen__body {
    width: 32vw;
  }
  .jxzn-product-screen.is-text-right .jxzn-product-screen__body {
    left: 54vw;
  }
}

/* ---- <1024：平板 / 手机：画面 16:9 在上、文字在下，不加遮罩 ---- */
@media (max-width: 1023px) {
  .jxzn-product-indicator {
    display: none;
  }

  .jxzn-page__product .jxzn-product-banner {
    display: flex;
    flex-direction: column;
    aspect-ratio: auto;                   /* 文字在上、图片 16:9 在下，高度由内容决定 */
  }

  .jxzn-product-banner__text {
    position: relative;
    top: auto;
    order: 1;
    padding: calc(56px + 40px) 24px 28px;
  }

  .jxzn-product-banner__bg {
    position: relative;
    order: 2;
    height: auto;
    aspect-ratio: 16 / 9;
  }

  .jxzn-page__product .jxzn-product-screen {
    height: auto;
  }

  .jxzn-product-screen__media {
    position: relative;
    inset: auto;
    aspect-ratio: 16 / 9;
  }

  .jxzn-product-screen__mask {
    display: none;
  }

  .jxzn-product-screen__body,
  .jxzn-product-screen.is-text-right .jxzn-product-screen__body {
    position: relative;
    left: auto;
    bottom: auto;
    width: auto;
    min-width: 0;
    max-width: 640px;
    padding: 36px 40px 56px;
  }

  .jxzn-product-screen__title {
    gap: 0 12px;
  }
}

@media (max-width: 767px) {
  .jxzn-product-banner__text {
    padding: calc(56px + 32px) 20px 24px;
  }

  .jxzn-product-banner__title {
    font-size: 30px;
    line-height: 1.2;
  }

  .jxzn-product-banner__lead {
    margin-top: 12px;
    font-size: 15px;
  }

  .jxzn-product-screen__body,
  .jxzn-product-screen.is-text-right .jxzn-product-screen__body {
    max-width: none;
    margin: 0 auto;
    padding: 28px 20px 44px;
    text-align: center;
  }

  .jxzn-product-screen__title {
    justify-content: center;
    font-size: 22px;
  }

  .jxzn-product-screen__eyebrow {
    font-size: 14px;
  }

  .jxzn-product-screen__desc {
    font-size: 14px;
  }

  .jxzn-product-screen__tags {
    justify-content: center;
    gap: 10px;
  }

  .jxzn-product-screen__tag {
    padding: 8px 14px;
    font-size: 13px;
  }
}

/* ============================================================
 * 产品详情页（无独立设计稿，版式参照行业解决方案页）
 *   ① 首屏左文右图 ② 画面通栏 ③ 其他产品 ④ 咨询入口
 * ============================================================ */

.jxzn-pd-wrap {
  width: min(1200px, calc(100vw - 48px));
  margin: 0 auto;
}

.jxzn-pd-num,
.jxzn-pd-tags li span {
  background: var(--jxzn-product-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.jxzn-pd-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.jxzn-pd-tags li {
  border: 1px solid var(--jxzn-product-blue-light);
  border-radius: 10px;
  padding: 10px 18px;
  font-size: 15px;
  line-height: 1;
  white-space: nowrap;
}

.jxzn-pd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
}

.jxzn-pd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 24px;
  font-size: 16px;
  white-space: nowrap;
  transition: border-color 0.3s ease, opacity 0.3s ease;
}

.jxzn-pd-btn:hover {
  border-color: #fff;
}

.jxzn-pd-btn--primary {
  border-color: transparent;
  background: var(--jxzn-product-grad);
  color: #00122b;
  font-weight: 500;
}

.jxzn-pd-btn--primary:hover {
  border-color: transparent;
  opacity: 0.88;
}

/* ① 首屏：左文右图，图在导航下方（产品图右上角自带 logo，不能被导航压住） */
.jxzn-page__product .jxzn-pd-hero {
  display: flex;
  align-items: center;
  min-height: 100vh;
  padding: 140px 0 80px;
  /* 图片后方一层淡光晕（取设计稿 Banner 渐变色），首屏不至于一片死黑 */
  background: radial-gradient(ellipse 55% 65% at 72% 52%, rgba(56, 91, 129, 0.32), rgba(9, 30, 57, 0.12) 55%, transparent 75%), #000;
}

.jxzn-pd-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: clamp(32px, 3.75vw, 72px);
}

.jxzn-pd-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6em;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
}

.jxzn-pd-breadcrumb a:hover {
  color: #fff;
}

.jxzn-pd-hero__eyebrow {
  margin-top: 28px;
  font-size: clamp(15px, 1.0417vw, 20px);
  font-weight: 200;
}

.jxzn-pd-hero__title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 0.5em;
  margin-top: 12px;
  font-size: clamp(28px, 2.5vw, 48px);
  line-height: 1.25;
  font-weight: 700;
}

.jxzn-pd-hero__desc {
  margin-top: 20px;
  font-size: clamp(15px, 0.9375vw, 18px);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
}

.jxzn-pd-frame {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border-radius: 18px;
  background: #0b0f17;
}

.jxzn-pd-frame img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
}

/* ② 画面通栏：16:9 不裁切 */
.jxzn-pd-visual {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #000;
}

.jxzn-pd-visual__media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
}

/* ③ 其他产品 */
.jxzn-pd-others {
  padding: clamp(64px, 6.25vw, 120px) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.jxzn-pd-section-title {
  margin-bottom: 48px;
  text-align: center;
  font-size: clamp(24px, 1.875vw, 36px);
  font-weight: 700;
}

.jxzn-pd-others__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.jxzn-pd-card {
  display: block;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  background: #0b0f17;
  transition: border-color 0.3s ease;
}

.jxzn-pd-card:hover {
  border-color: rgba(182, 227, 255, 0.6);
}

.jxzn-pd-card__media {
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.jxzn-pd-card__media img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.jxzn-pd-card:hover .jxzn-pd-card__media img {
  transform: scale(1.04);
}

.jxzn-pd-card__body {
  padding: 18px 20px 22px;
}

.jxzn-pd-card__title {
  display: flex;
  flex-wrap: wrap;
  gap: 0 0.5em;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 700;
}

.jxzn-pd-card__eyebrow {
  margin-top: 6px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

/* ④ 咨询入口：用设计稿 Banner 外层渐变 */
.jxzn-pd-cta {
  padding: clamp(56px, 5vw, 96px) 0;
  background: linear-gradient(90deg, #385b81, #091e39 50%, #00030e);
}

.jxzn-pd-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.jxzn-pd-cta__title {
  font-size: clamp(22px, 1.875vw, 36px);
  font-weight: 700;
}

@media (max-width: 1023px) {
  .jxzn-page__product .jxzn-pd-hero {
    min-height: 0;
    padding: 104px 0 56px;
  }

  .jxzn-pd-hero__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }

  .jxzn-pd-others__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .jxzn-pd-wrap {
    width: calc(100vw - 40px);
  }

  .jxzn-pd-hero__eyebrow {
    margin-top: 20px;
  }

  .jxzn-pd-tags {
    gap: 10px;
    margin-top: 20px;
  }

  .jxzn-pd-tags li {
    padding: 8px 14px;
    font-size: 13px;
  }

  .jxzn-pd-actions {
    margin-top: 28px;
    gap: 12px;
  }

  .jxzn-pd-btn {
    height: 44px;
    padding: 0 22px;
    font-size: 15px;
  }

  .jxzn-pd-section-title {
    margin-bottom: 28px;
  }

  .jxzn-pd-others__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .jxzn-pd-cta__inner {
    flex-direction: column;
    text-align: center;
  }
}