.page-products {
  --pp-shadow: 8px 8px 0 rgba(11, 30, 54, 0.92);
  --pp-shadow-soft: 8px 8px 0 rgba(11, 30, 54, 0.18);
  --pp-border-w: var(--border-w);
  font-family: var(--font-text);
  color: var(--ink);
  background: var(--white);
}

/* ===== 首屏 Hero ===== */
.pp-hero {
  position: relative;
  background:
    linear-gradient(160deg, rgba(11, 30, 54, 0.96) 0%, rgba(18, 41, 74, 0.92) 62%, rgba(11, 30, 54, 0.98) 100%),
    repeating-linear-gradient(0deg, transparent 0 26px, rgba(255, 255, 255, 0.035) 26px 27px),
    repeating-linear-gradient(90deg, transparent 0 26px, rgba(255, 255, 255, 0.035) 26px 27px);
  color: var(--white);
  overflow: hidden;
  padding: clamp(52px, 8vw, 96px) 0 clamp(48px, 6vw, 72px);
}

.pp-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: var(--gold);
}

.pp-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 44px;
  justify-items: center;
  align-items: center;
}

.pp-hero__info {
  max-width: 760px;
}

.pp-hero .mbx-breadcrumb a {
  color: rgba(255, 255, 255, 0.82);
}

.pp-hero .mbx-breadcrumb li {
  color: var(--champagne);
}

.pp-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 11vw, 5rem);
  line-height: 0.96;
  letter-spacing: 0.01em;
  margin: 18px 0 20px;
  text-transform: uppercase;
  color: var(--white);
}

.pp-hero__headline-gold {
  display: block;
  color: var(--gold);
}

.pp-hero__desc {
  max-width: 48em;
  margin-bottom: 28px;
  padding-left: 16px;
  border-left: 4px solid var(--pitch);
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.78);
}

.pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.pp-hero__visual {
  display: flex;
  justify-content: center;
}

.pp-phone {
  width: min(230px, 76vw);
  border: var(--pp-border-w) solid var(--gold);
  border-radius: 30px;
  overflow: hidden;
  background: var(--white);
  box-shadow: 14px 14px 0 rgba(0, 166, 81, 0.6);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.pp-phone:hover {
  transform: translate(-3px, -3px);
  box-shadow: 18px 18px 0 rgba(0, 166, 81, 0.75);
}

.pp-phone__top {
  height: 28px;
  background: var(--midnight);
  border-bottom: 2px solid var(--gold);
}

.pp-phone__screen {
  padding: 10px;
  background: var(--mist);
}

.pp-phone__screen img {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 数据证明条 ===== */
.pp-proof {
  background:
    repeating-linear-gradient(0deg, transparent 0 22px, rgba(11, 30, 54, 0.04) 22px 23px),
    repeating-linear-gradient(90deg, transparent 0 22px, rgba(11, 30, 54, 0.04) 22px 23px),
    var(--mist);
  border-bottom: var(--pp-border-w) solid var(--midnight);
}

.pp-proof__lead {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px 0 0;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--pitch-deep);
}

.pp-proof__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  padding: 22px 0 34px;
}

.pp-proof .mbx-stat {
  background: var(--white);
  border: 2px solid var(--midnight);
  box-shadow: 4px 4px 0 rgba(11, 30, 54, 0.9);
  padding: 16px 12px;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pp-proof .mbx-stat:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 rgba(11, 30, 54, 0.95);
}

.pp-proof .mbx-stat__num {
  font-family: var(--font-num);
  font-size: clamp(1.8rem, 6vw, 2.6rem);
  color: var(--midnight);
  line-height: 1;
}

.pp-proof .mbx-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 0.78rem;
  color: var(--ink);
  opacity: 0.65;
}

/* ===== 核心功能 ===== */
.pp-features {
  position: relative;
  padding: clamp(56px, 8vw, 108px) 0;
  background:
    repeating-linear-gradient(0deg, transparent 0 28px, rgba(11, 30, 54, 0.03) 28px 29px),
    repeating-linear-gradient(90deg, transparent 0 28px, rgba(11, 30, 54, 0.03) 28px 29px);
}

.pp-features__head {
  max-width: 860px;
  margin-bottom: 40px;
}

.pp-features__lead {
  margin-top: 16px;
  max-width: 46em;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink);
  opacity: 0.75;
}

.pp-sec-index {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 0.4em;
  color: var(--pitch);
  vertical-align: super;
  margin-left: 6px;
}

.pp-sec-index--gold {
  color: var(--gold);
}

.pp-features__layout {
  display: grid;
  gap: 32px;
}

.pp-features__intro {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}

.pp-feature-img {
  max-width: 280px;
  width: 100%;
  border: var(--pp-border-w) solid var(--midnight);
  background: var(--white);
  box-shadow: var(--pp-shadow);
}

.pp-feature-img img {
  display: block;
  width: 100%;
  height: auto;
}

.pp-features__note {
  max-width: 30em;
  padding-top: 12px;
  border-top: 2px solid var(--mist);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--ink);
  opacity: 0.6;
}

.pp-features__grid {
  display: grid;
  gap: 22px;
}

.pp-feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(22px, 3vw, 34px);
  border: var(--pp-border-w) solid var(--midnight);
  box-shadow: var(--pp-shadow);
  background: var(--white);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pp-feature-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 12px 12px 0 rgba(11, 30, 54, 0.95);
}

.pp-feature-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.pp-feature-card__num {
  font-family: var(--font-num);
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1;
  color: var(--pitch-deep);
}

.pp-feature-card--night .pp-feature-card__num {
  color: var(--gold);
}

.pp-feature-card--pitch .pp-feature-card__num {
  color: var(--midnight);
}

.pp-feature-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  line-height: 1.12;
}

.pp-feature-card__desc {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.65;
  opacity: 0.82;
}

.pp-feature-card__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 12px;
}

.pp-feature-card--pitch {
  background: var(--pitch);
  color: var(--midnight);
}

.pp-feature-card--night {
  background: var(--midnight);
  color: var(--white);
}

.pp-feature-card--paper {
  background: var(--white);
  color: var(--ink);
}

.pp-feature-card--mist {
  background: var(--mist);
  color: var(--ink);
}

.pp-feature-card--night .mbx-chip {
  background: rgba(255, 255, 255, 0.08);
  border-left: 4px solid var(--gold);
}

.pp-feature-card--night .mbx-chip__label {
  color: var(--champagne);
}

.pp-feature-card--night .mbx-chip__value {
  color: var(--white);
}

.pp-feature-card--pitch .mbx-chip {
  background: rgba(255, 255, 255, 0.82);
  border-left: 4px solid var(--midnight);
}

.pp-feature-card--pitch .mbx-chip__label {
  color: var(--pitch-deep);
}

.pp-feature-card--pitch .mbx-chip__value {
  color: var(--midnight);
}

/* ===== 版本演进 ===== */
.pp-versions {
  position: relative;
  padding: clamp(56px, 8vw, 108px) 0;
  background:
    linear-gradient(180deg, rgba(11, 30, 54, 0.98), rgba(18, 41, 74, 0.96)),
    repeating-linear-gradient(0deg, transparent 0 30px, rgba(255, 255, 255, 0.04) 30px 31px),
    repeating-linear-gradient(90deg, transparent 0 30px, rgba(255, 255, 255, 0.04) 30px 31px);
  color: var(--white);
}

.pp-versions::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: var(--pitch);
}

.pp-versions__head {
  max-width: 820px;
}

.pp-versions__lead {
  margin-top: 16px;
  max-width: 44em;
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
}

.pp-timeline {
  display: grid;
  gap: 24px;
  margin-top: 40px;
}

.pp-timeline__item {
  position: relative;
  border: 1px solid rgba(201, 162, 39, 0.45);
  background: rgba(255, 255, 255, 0.045);
  padding: clamp(20px, 3vw, 30px);
  transition: background 0.2s ease, transform 0.2s ease;
}

.pp-timeline__item:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-3px);
}

.pp-timeline__year {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 3.8rem);
  line-height: 1;
  color: var(--gold);
  margin-bottom: 10px;
}

.pp-timeline__body h3 {
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.25;
  color: var(--white);
}

.pp-timeline__body ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.pp-timeline__body li {
  position: relative;
  padding-left: 18px;
  font-size: 0.9rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.72);
}

.pp-timeline__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 8px;
  height: 8px;
  background: var(--gold);
}

.pp-versions__figure {
  margin-top: 40px;
  border: var(--pp-border-w) solid var(--gold);
  box-shadow: 12px 12px 0 rgba(0, 166, 81, 0.55);
}

.pp-versions__figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 下载方式 ===== */
.pp-download {
  padding: clamp(56px, 8vw, 104px) 0;
  background: var(--mist);
}

.pp-download__inner {
  display: grid;
  gap: 40px;
  align-items: center;
}

.pp-download__qr {
  text-align: center;
}

.pp-download__qr-img {
  max-width: 240px;
  margin: 0 auto;
  padding: 14px;
  border: var(--pp-border-w) solid var(--midnight);
  background: var(--white);
  box-shadow: 10px 10px 0 var(--midnight);
}

.pp-download__qr-img img {
  display: block;
  width: 100%;
  height: auto;
}

.pp-download__hint {
  margin-top: 18px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--midnight);
}

.pp-download__info {
  max-width: 620px;
}

.pp-download__desc {
  margin: 16px 0 24px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink);
  opacity: 0.8;
}

.pp-download__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.pp-download__note {
  margin-top: 22px;
  padding-left: 12px;
  border-left: 4px solid var(--gold);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--pitch-deep);
}

/* ===== 系统要求 ===== */
.pp-requirements {
  padding: clamp(56px, 8vw, 104px) 0;
  background: var(--white);
}

.pp-requirements__head {
  max-width: 760px;
  margin-bottom: 40px;
}

.pp-requirements__lead {
  margin-top: 14px;
  color: var(--ink);
  opacity: 0.7;
}

.pp-requirements__grid {
  display: grid;
  gap: 22px;
}

.pp-req-card {
  padding: clamp(22px, 3vw, 30px);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pp-req-card__icon {
  width: fit-content;
  display: inline-block;
  padding: 6px 12px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  background: var(--midnight);
  border: 2px solid var(--midnight);
  color: var(--white);
}

.pp-req-card--pitch {
  background: var(--pitch);
  color: var(--midnight);
}

.pp-req-card--pitch .pp-req-card__icon {
  background: var(--midnight);
  border-color: var(--midnight);
  color: var(--white);
}

.pp-req-card--night {
  background: var(--midnight);
  color: var(--white);
}

.pp-req-card--night .pp-req-card__icon {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--midnight);
}

.pp-req-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.2;
}

.pp-req-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.pp-req-card li {
  position: relative;
  padding-left: 18px;
  font-size: 0.9rem;
  line-height: 1.5;
  opacity: 0.82;
}

.pp-req-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  background: var(--pitch);
}

.pp-req-card--night li::before {
  background: var(--gold);
}

.pp-requirements__figure {
  margin-top: 40px;
  border: var(--pp-border-w) solid var(--midnight);
  box-shadow: var(--pp-shadow-soft);
}

.pp-requirements__figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 延伸阅读 ===== */
.pp-support {
  padding: clamp(40px, 6vw, 72px) 0;
  background:
    repeating-linear-gradient(0deg, transparent 0 24px, rgba(11, 30, 54, 0.03) 24px 25px),
    repeating-linear-gradient(90deg, transparent 0 24px, rgba(11, 30, 54, 0.03) 24px 25px);
}

.pp-support-card {
  display: block;
  padding: clamp(24px, 4vw, 40px);
  border: var(--pp-border-w) solid var(--midnight);
  box-shadow: 8px 8px 0 rgba(11, 30, 54, 0.9);
  color: var(--ink);
  text-decoration: none;
  background: var(--white);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pp-support-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 12px 12px 0 rgba(11, 30, 54, 0.95);
}

.pp-support-card:active {
  transform: translate(2px, 2px);
  box-shadow: 4px 4px 0 rgba(11, 30, 54, 0.95);
}

.pp-support-card__index {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-num);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold);
}

.pp-support-card h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.55rem;
  line-height: 1.2;
}

.pp-support-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.6;
  opacity: 0.7;
}

/* ===== 响应式：平板 ===== */
@media (min-width: 700px) {
  .pp-proof__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }

  .pp-features__layout {
    grid-template-columns: minmax(230px, 300px) 1fr;
    gap: 40px;
    align-items: start;
  }

  .pp-features__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .pp-feature-card--wide {
    grid-column: span 2;
  }

  .pp-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  .pp-requirements__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .pp-download__inner {
    grid-template-columns: 300px 1fr;
    gap: 48px;
  }
}

/* ===== 响应式：桌面 ===== */
@media (min-width: 1100px) {
  .pp-hero__inner {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
  }

  .pp-phone {
    width: 270px;
  }

  .pp-hero h1 {
    font-size: clamp(3.6rem, 6vw, 5.3rem);
  }

  .pp-hero__desc {
    font-size: 1.05rem;
  }

  .pp-features__grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 28px;
  }

  .pp-feature-card--wide {
    grid-column: span 4;
  }

  .pp-feature-card--narrow {
    grid-column: span 2;
  }

  .pp-timeline {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }

  .pp-download__inner {
    grid-template-columns: minmax(280px, 360px) 1fr;
    gap: 72px;
  }

  .pp-requirements__figure,
  .pp-versions__figure {
    margin-top: 56px;
  }
}