.page-products {
  --pp-hair: rgba(14, 15, 18, 0.1);
  --pp-hair-gold: rgba(212, 160, 23, 0.28);
  --pp-card-bg: #FFFDF8;
  --pp-deep-bg: rgba(14, 15, 18, 0.42);
  --pp-pulse: rgba(15, 139, 108, 0.5);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  padding: clamp(28px, 5vw, 64px) 0 clamp(36px, 6vw, 84px);
  overflow: hidden;
}

.page-products .pp-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-products .pp-hero__copy {
  position: relative;
  z-index: 1;
}

.page-products .pp-hero__copy h1 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(34px, 8vw, 60px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--fq-ivory);
  text-shadow: 0 2px 0 rgba(122, 15, 30, 0.7), 0 0 32px rgba(212, 160, 23, 0.22);
}

.page-products .pp-hero__lead {
  max-width: 34em;
  margin: 0 0 22px;
  font-size: clamp(16px, 2.4vw, 18px);
  line-height: 1.75;
  color: rgba(242, 233, 216, 0.86);
}

.page-products .pp-hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px 18px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-products .pp-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 12px;
  border-left: 2px solid var(--line-gold);
  background: linear-gradient(90deg, rgba(212, 160, 23, 0.08), transparent 78%);
  font-size: 15px;
  color: var(--fq-ivory);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pp-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, rgba(122, 15, 30, 0.4), rgba(16, 27, 43, 0.9));
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}

.page-products .pp-hero__media::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 40%;
  background: linear-gradient(180deg, transparent, rgba(14, 15, 18, 0.85));
  pointer-events: none;
}

.page-products .pp-hero__media .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-hero__media .media-frame__caption {
  position: relative;
  z-index: 1;
  padding: 12px 18px 16px;
  font-size: 13.5px;
  color: rgba(242, 233, 216, 0.78);
}

/* ---------- 服务总览 ---------- */
.page-products .pp-overview .section__lead {
  max-width: 62ch;
}

.page-products .pp-service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: pp-service;
}

.page-products .pp-service {
  position: relative;
  padding: 20px 20px 22px;
  border: 1px solid var(--pp-hair);
  border-top: 3px solid var(--fq-red);
  border-radius: var(--radius-m);
  background: var(--pp-card-bg);
  transition: transform 260ms var(--ease), box-shadow 260ms var(--ease), border-color 260ms var(--ease);
}

.page-products .pp-service:hover {
  transform: translateY(-3px);
  border-top-color: var(--fq-gold);
  box-shadow: var(--shadow-lift);
}

.page-products .pp-service .index-num {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--fq-copper);
}

.page-products .pp-service__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--fq-text);
}

.page-products .pp-service__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: #4A4F58;
}

/* ---------- 设备差异 ---------- */
.page-products .pp-devices {
  padding-top: clamp(40px, 6vw, 72px);
}

.page-products .pp-devices__body {
  margin-top: clamp(24px, 4vw, 40px);
  row-gap: 18px;
}

.page-products .pp-device {
  height: 100%;
  padding: 22px 22px 24px;
  border: 1px solid rgba(247, 242, 232, 0.16);
  border-radius: var(--radius-m);
  background: linear-gradient(165deg, rgba(16, 27, 43, 0.72), rgba(14, 15, 18, 0.85));
  backdrop-filter: blur(2px);
}

.page-products .pp-device__head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 16px;
}

.page-products .pp-device__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.4vw, 25px);
  font-weight: 900;
  color: var(--fq-ivory);
  letter-spacing: 0.01em;
}

.page-products .pp-device__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .pp-device__list li {
  padding-left: 16px;
  position: relative;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(242, 233, 216, 0.8);
}

.page-products .pp-device__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--fq-gold);
}

.page-products .pp-device__list strong {
  color: var(--fq-ivory);
  font-weight: 700;
  margin-right: 4px;
}

.page-products .pp-devices__media {
  margin: clamp(24px, 4vw, 40px) 0 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-gold-soft);
}

.page-products .pp-devices__media .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-devices__media .media-frame__caption {
  padding: 12px 18px 16px;
  font-size: 13.5px;
  color: rgba(242, 233, 216, 0.76);
}

/* ---------- 注册四步 ---------- */
.page-products .pp-register__body {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  margin-top: clamp(26px, 4vw, 40px);
  align-items: start;
}

.page-products .pp-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .pp-step {
  position: relative;
  padding: 18px 20px 20px 68px;
  border: 1px solid var(--pp-hair);
  border-left: 4px solid var(--fq-gold);
  border-radius: var(--radius-m);
  background: var(--pp-card-bg);
}

.page-products .pp-step__num {
  position: absolute;
  left: 18px;
  top: 18px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--fq-red);
  color: var(--fq-ivory);
  font-family: var(--font-num);
  font-size: 17px;
  font-weight: 700;
  box-shadow: 0 0 0 4px rgba(200, 16, 46, 0.1);
}

.page-products .pp-step__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--fq-text);
}

.page-products .pp-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: #4A4F58;
}

.page-products .pp-register__media {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--pp-hair-gold);
  background: linear-gradient(160deg, rgba(122, 15, 30, 0.92), rgba(16, 27, 43, 0.94));
}

.page-products .pp-register__media .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-register__media .media-frame__caption {
  padding: 12px 18px 16px;
  font-size: 13.5px;
  color: rgba(242, 233, 216, 0.78);
}

.page-products .pp-register__faq {
  display: grid;
  gap: 10px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-products .pp-acc {
  border: 1px solid var(--pp-hair);
  border-radius: var(--radius-s);
  background: var(--pp-card-bg);
  padding: 0 16px;
}

.page-products .pp-acc[open] {
  border-color: var(--pp-hair-gold);
}

.page-products .pp-acc__q {
  cursor: pointer;
  padding: 14px 26px 14px 0;
  position: relative;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--fq-text);
  list-style: none;
}

.page-products .pp-acc__q::-webkit-details-marker {
  display: none;
}

.page-products .pp-acc__q::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--fq-copper);
  border-bottom: 2px solid var(--fq-copper);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 220ms var(--ease);
}

.page-products .pp-acc[open] .pp-acc__q::after {
  transform: translateY(-30%) rotate(-135deg);
}

.page-products .pp-acc__a {
  margin: 0;
  padding: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.72;
  color: #4A4F58;
  border-top: 1px dashed var(--pp-hair);
  padding-top: 12px;
}

/* ---------- 华人通道 ---------- */
.page-products .pp-channel__body {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-products .pp-channel__copy .section__title {
  color: var(--fq-ivory);
}

.page-products .pp-channel__copy .section__lead {
  max-width: 44ch;
  color: rgba(242, 233, 216, 0.8);
}

.page-products .pp-channel__filters {
  display: grid;
  gap: 14px;
  margin: clamp(24px, 4vw, 34px) 0;
  padding: 0;
}

.page-products .pp-filter {
  padding: 14px 16px;
  border-left: 2px solid var(--line-gold);
  background: linear-gradient(90deg, rgba(212, 160, 23, 0.08), transparent 82%);
}

.page-products .pp-filter__label {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--fq-gold);
}

.page-products .pp-filter__value {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(242, 233, 216, 0.8);
}

.page-products .pp-region-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .pp-region-item {
  padding: 14px 16px;
  border: 1px solid rgba(247, 242, 232, 0.14);
  border-radius: var(--radius-s);
  background: rgba(14, 15, 18, 0.42);
}

.page-products .pp-region-item .chip {
  margin-bottom: 8px;
}

.page-products .pp-region-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(242, 233, 216, 0.78);
}

.page-products .pp-channel__media {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-gold);
  background: linear-gradient(160deg, rgba(15, 139, 108, 0.28), rgba(16, 27, 43, 0.92));
}

.page-products .pp-channel__media .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-channel__media .media-frame__caption {
  padding: 12px 18px 16px;
  font-size: 13.5px;
  color: rgba(242, 233, 216, 0.78);
}

/* ---------- 入口对照表 ---------- */
.page-products .pp-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(22px, 3vw, 32px) 0 16px;
}

.page-products .pp-jump__link {
  padding: 7px 14px;
  border: 1px solid var(--pp-hair-gold);
  border-radius: 999px;
  font-size: 13.5px;
  color: #5A4A22;
  background: rgba(212, 160, 23, 0.08);
  text-decoration: none;
  transition: background-color 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-products .pp-jump__link:hover,
.page-products .pp-jump__link:focus-visible {
  background: var(--fq-red);
  border-color: var(--fq-red);
  color: var(--fq-ivory);
}

.page-products .pp-entrymap__table {
  margin-top: 6px;
}

.page-products .pp-entrymap__table code {
  font-family: var(--font-num);
  font-size: 13.5px;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(16, 27, 43, 0.06);
  color: #23405F;
  white-space: nowrap;
}

/* ---------- 节奏区 ---------- */
.page-products .pp-rhythm__body {
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-products .pp-rhythm__card {
  position: relative;
  padding: 24px 22px 26px;
  border: 1px solid rgba(247, 242, 232, 0.14);
  border-radius: var(--radius-m);
  background: linear-gradient(165deg, rgba(16, 27, 43, 0.78), rgba(14, 15, 18, 0.9));
}

.page-products .pp-rhythm__card--live {
  border-color: var(--line-gold);
}

.page-products .pp-rhythm__card--live::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  border-radius: var(--radius-m) 0 0 var(--radius-m);
  background: linear-gradient(180deg, var(--fq-jade), rgba(15, 139, 108, 0.1));
  animation: pp-breathe 2.6s ease-in-out infinite;
}

.page-products .pp-rhythm__card .timestamp {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--fq-gold);
}

.page-products .pp-rhythm__card .timestamp--live::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 6px;
  border-radius: 50%;
  background: var(--fq-jade);
  box-shadow: 0 0 0 4px rgba(15, 139, 108, 0.18);
  vertical-align: middle;
  animation: pp-breathe 2.6s ease-in-out infinite;
}

.page-products .pp-rhythm__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.2vw, 24px);
  font-weight: 900;
  color: var(--fq-ivory);
}

.page-products .pp-rhythm__text {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.76;
  color: rgba(242, 233, 216, 0.82);
}

.page-products .pp-rhythm__points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-products .pp-rhythm__points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.68;
  color: rgba(242, 233, 216, 0.72);
}

.page-products .pp-rhythm__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--fq-gold);
  border-radius: 50%;
}

@keyframes pp-breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

/* ---------- 工具 ---------- */
.page-products .pp-tools__grid {
  margin-top: clamp(24px, 4vw, 40px);
  row-gap: 16px;
}

.page-products .pp-tool {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 22px;
  border-top: 3px solid var(--fq-gold);
}

.page-products .pp-tool .index-num {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--fq-copper);
}

.page-products .pp-tool .card__title {
  margin-bottom: 10px;
  font-size: 18px;
}

.page-products .pp-tool .card__body {
  flex: 1;
  font-size: 14.5px;
  line-height: 1.72;
}

.page-products .pp-tool .card__foot {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--pp-hair);
}

.page-products .pp-tools__media {
  margin: clamp(24px, 4vw, 40px) 0 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--pp-hair-gold);
  background: linear-gradient(160deg, rgba(16, 27, 43, 0.9), rgba(122, 15, 30, 0.6));
}

.page-products .pp-tools__media .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-tools__media .media-frame__caption {
  padding: 12px 18px 16px;
  font-size: 13.5px;
  color: rgba(242, 233, 216, 0.78);
}

.page-products .pp-tools__note {
  margin-top: clamp(22px, 3vw, 32px);
  max-width: 68ch;
}

.page-products .pp-tools__note a {
  color: var(--fq-red);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 下一步 ---------- */
.page-products .pp-next__inner {
  display: grid;
  gap: 22px;
  align-items: center;
}

.page-products .pp-next__copy .section__title {
  color: var(--fq-ivory);
}

.page-products .pp-next__copy .section__lead {
  max-width: 52ch;
  color: rgba(242, 233, 216, 0.82);
}

.page-products .pp-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pp-hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-region-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pp-rhythm__body {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-products .pp-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  }

  .page-products .pp-service-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-register__body {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }

  .page-products .pp-channel__body {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }

  .page-products .pp-next__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-products .pp-next__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1180px) {
  .page-products .pp-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-register__faq {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-service,
  .page-products .pp-acc__q::after,
  .page-products .pp-jump__link {
    transition: none;
  }

  .page-products .pp-service:hover {
    transform: none;
  }

  .page-products .pp-rhythm__card--live::before,
  .page-products .pp-rhythm__card .timestamp--live::before {
    animation: none;
  }
}
</main>