.page-products {
  --pd-gap: 1.25rem;
  --pd-thick: 3px;
  --pd-card-border: var(--pd-thick) solid var(--kok-gray);
  --pd-soft-shadow: 8px 8px 0 rgba(201, 169, 110, 0.18);
  --pd-navy-shadow: 6px 6px 0 rgba(11, 27, 58, 0.15);
  --pd-navy-deep: #0B1B3A;
  --pd-fog: #F5F2EB;
  --pd-gold: #C9A96E;
  --pd-red: #D7263D;
  --pd-slate: #3A3A3A;
  --pd-light: #E8E8E8;
  background: var(--kok-fog);
  color: var(--kok-gray);
  overflow-x: hidden;
}

.page-products img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ===== 英雄区 ===== */
.page-products .pd-hero {
  position: relative;
  background: var(--kok-navy);
  color: var(--kok-fog);
  padding: 1.75rem 1.25rem 3rem;
  overflow: hidden;
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 64%, rgba(201, 169, 110, 0.14) 64%, rgba(201, 169, 110, 0.18) 70%, transparent 70%);
  pointer-events: none;
}

.page-products .pd-hero::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -60px;
  width: 220px;
  height: 220px;
  border: 3px solid rgba(215, 38, 61, 0.35);
  transform: rotate(28deg);
  pointer-events: none;
}

.page-products .pd-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
}

.page-products .pd-hero__layout {
  display: grid;
  gap: 2.25rem;
  align-items: end;
}

.page-products .pd-hero__kicker {
  margin: 0;
  color: var(--kok-gold);
}

.page-products .pd-hero__main h1 {
  margin: 0.75rem 0 1rem;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 3.85rem);
  line-height: 1.2;
  color: var(--kok-fog);
  letter-spacing: 0.02em;
}

.page-products .pd-hero__accent {
  display: block;
  color: var(--kok-gold);
}

.page-products .pd-hero__main::after {
  content: "";
  display: block;
  width: 72px;
  height: 5px;
  background: linear-gradient(90deg, var(--kok-red), var(--kok-gold));
  margin-top: 1.5rem;
}

.page-products .pd-hero__lead {
  max-width: 58ch;
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(245, 242, 235, 0.88);
}

.page-products .pd-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.page-products .pd-hero__tags a.tag {
  text-decoration: none;
  border: 2px solid rgba(245, 242, 235, 0.4);
  background: transparent;
  color: var(--kok-fog);
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.page-products .pd-hero__tags a.tag:hover,
.page-products .pd-hero__tags a.tag:focus-visible {
  border-color: var(--kok-teal);
  color: var(--kok-teal);
  transform: translateY(-2px);
}

.page-products .pd-hero__tags a.tag--live {
  border-color: rgba(0, 180, 160, 0.6);
  color: #7AE8D8;
}

.page-products .pd-hero__tags a.tag--archive {
  border-color: rgba(201, 169, 110, 0.6);
  color: var(--kok-gold);
}

/* ===== 英雄区统计卡 ===== */
.page-products .pd-hero__statcard {
  border: 3px solid var(--kok-gold);
  background: rgba(245, 242, 235, 0.04);
  padding: 1.4rem 1.5rem;
  box-shadow: 10px 10px 0 rgba(201, 169, 110, 0.12);
}

.page-products .pd-hero__statnum {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 3.4rem;
  font-weight: 500;
  line-height: 1;
  color: var(--kok-gold);
}

.page-products .pd-hero__statlabel {
  margin: 0.35rem 0 0.75rem;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  color: rgba(245, 242, 235, 0.78);
}

.page-products .pd-hero__statnote {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  line-height: 1.6;
  color: rgba(245, 242, 235, 0.7);
  border-left: 2px solid var(--kok-gold);
  padding-left: 0.8rem;
}

.page-products .pd-hero__stats {
  display: grid;
  gap: 0.5rem;
  border-top: 1px solid rgba(201, 169, 110, 0.3);
  padding-top: 0.8rem;
}

.page-products .pd-hero__statrow {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.9rem;
}

.page-products .pd-hero__statrow span {
  color: rgba(245, 242, 235, 0.72);
}

.page-products .pd-hero__statrow strong {
  color: var(--kok-fog);
  font-weight: 500;
  font-family: var(--font-mono);
}

/* ===== 功能索引 ===== */
.page-products .pd-index {
  background: var(--kok-light);
  border-bottom: 3px solid var(--kok-gold);
}

.page-products .pd-index__list {
  list-style: none;
  max-width: var(--container);
  margin: 0 auto;
  padding: 1rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

.page-products .pd-index__item {
  margin: 0;
  background: var(--kok-fog);
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-products .pd-index__item:hover {
  border-bottom-color: var(--kok-gold);
  transform: translateY(-2px);
}

.page-products .pd-index__link {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.75rem 0.65rem 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--kok-navy);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-products .pd-index__link:hover,
.page-products .pd-index__link:focus-visible {
  color: var(--kok-teal);
}

.page-products .pd-index__num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--kok-gold);
  font-weight: 500;
}

/* ===== 通用区块 ===== */
.page-products .pd-section {
  padding: 3rem 1.25rem;
}

.page-products .pd-section__inner {
  max-width: var(--container);
  margin: 0 auto;
}

.page-products .pd-section .section-head {
  max-width: 780px;
  margin-bottom: 2rem;
}

.page-products .pd-section .section-kicker {
  margin: 0 0 0.5rem;
}

.page-products .pd-section h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  font-weight: 900;
  line-height: 1.25;
  margin: 0.35rem 0 0.75rem;
}

.page-products .pd-section .section-lead {
  max-width: 72ch;
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}

/* ===== 核心数据栏目 ===== */
.page-products .pd-core {
  background: var(--kok-fog);
}

.page-products .pd-core__grid {
  display: grid;
  gap: 2rem;
  margin-top: 2.5rem;
}

.page-products .pd-core__card {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr;
  background: var(--kok-light);
  margin: 0;
  padding: 0;
  border: var(--pd-thick) solid var(--kok-gray);
  box-shadow: var(--pd-soft-shadow);
  overflow: hidden;
}

.page-products .pd-core__card::before {
  content: attr(data-index);
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  background: var(--kok-gold);
  color: var(--kok-navy);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  line-height: 1;
  padding: 0.4rem 0.7rem;
}

.page-products .pd-core__visual {
  background: var(--kok-navy);
  border-bottom: var(--pd-thick) solid var(--kok-gray);
  min-height: 0;
}

.page-products .pd-core__visual img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.page-products .pd-core__body {
  padding: 1.4rem 1.5rem 1.6rem;
}

.page-products .pd-core__kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--kok-purple);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.page-products .pd-core__body h3 {
  margin: 0.2rem 0 0.6rem;
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 900;
  color: var(--kok-navy);
}

.page-products .pd-core__body p {
  margin: 0 0 0.9rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

.page-products .pd-core__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-products .pd-core__list li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.92rem;
  color: var(--kok-slate);
}

.page-products .pd-core__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.6rem;
  height: 2px;
  background: var(--kok-gold);
}

/* ===== 存档区 ===== */
.page-products .pd-archive {
  position: relative;
  background: var(--kok-navy);
  color: var(--kok-fog);
}

.page-products .pd-archive::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 12% 18%, rgba(0, 180, 160, 0.12), transparent 42%);
  pointer-events: none;
}

.page-products .pd-archive__layout {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.page-products .pd-archive .section-head {
  margin-bottom: 1.25rem;
}

.page-products .pd-archive .section-kicker {
  color: var(--kok-gold);
}

.page-products .pd-archive .section-lead {
  color: rgba(245, 242, 235, 0.82);
}

.page-products .pd-archive__text {
  color: rgba(245, 242, 235, 0.88);
  line-height: 1.7;
  margin: 0 0 1.25rem;
}

.page-products .pd-archive__steps {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-products .pd-archive__steps li {
  display: flex;
  gap: 0.85rem;
  align-items: baseline;
  color: rgba(245, 242, 235, 0.92);
  font-size: 0.95rem;
  line-height: 1.65;
}

.page-products .pd-archive__stepnum {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--kok-gold);
  font-weight: 500;
}

.page-products .pd-archive__tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-products .pd-toolchip {
  border: 2px solid rgba(201, 169, 110, 0.75);
  color: var(--kok-gold);
  background: rgba(201, 169, 110, 0.08);
  font-size: 0.82rem;
  font-family: var(--font-mono);
  padding: 0.35rem 0.75rem;
}

.page-products .pd-archive__filter {
  margin-top: 1.4rem;
  border-top: 1px solid rgba(201, 169, 110, 0.3);
  padding-top: 0.9rem;
}

.page-products .pd-archive__filter summary {
  cursor: pointer;
  display: inline-block;
  color: var(--kok-gold);
  font-weight: 500;
  font-size: 0.92rem;
  transition: color 0.2s ease;
}

.page-products .pd-archive__filter summary:hover,
.page-products .pd-archive__filter summary:focus-visible {
  color: var(--kok-teal);
}

.page-products .pd-archive__filter p {
  margin: 0.75rem 0 0;
  color: rgba(245, 242, 235, 0.85);
  line-height: 1.7;
  font-size: 0.93rem;
  max-width: 62ch;
}

.page-products .pd-archive__visual {
  background: var(--kok-fog);
  border: 3px solid var(--kok-gold);
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.2);
  padding: 1rem;
  margin: 0;
}

.page-products .pd-archive__visual img {
  width: 100%;
  height: auto;
  border: 2px solid var(--kok-navy);
}

.page-products .pd-archive__caption {
  margin: 0.75rem 0 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--kok-gray);
}

/* ===== 专家专栏 ===== */
.page-products .pd-expert {
  background: var(--kok-fog);
}

.page-products .pd-expert__layout {
  display: grid;
  gap: 2.25rem;
}

.page-products .pd-expert__intro h2 {
  color: var(--kok-navy);
}

.page-products .pd-expert__lead {
  margin: 0.75rem 0 1.25rem;
  max-width: 48ch;
  line-height: 1.75;
}

.page-products .pd-expert__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-products .pd-expert__meta li {
  border-left: 3px solid var(--kok-gold);
  padding-left: 0.8rem;
  font-size: 0.92rem;
  line-height: 1.6;
}

.page-products .pd-expert__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-products .pd-expert__card {
  margin: 0;
  padding: 1.5rem;
  border: var(--pd-thick) solid var(--kok-gray);
  box-shadow: var(--pd-navy-shadow);
  background: var(--kok-fog);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
}

.page-products .pd-expert__card h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--kok-navy);
}

.page-products .pd-expert__card p {
  margin: 0 auto 0.5rem 0;
  line-height: 1.7;
}

/* ===== 联赛导航 ===== */
.page-products .pd-league {
  background: var(--kok-navy);
  color: var(--kok-fog);
  border-bottom: 3px solid var(--kok-gold);
}

.page-products .pd-league .section-kicker {
  color: var(--kok-gold);
}

.page-products .pd-league .section-lead {
  color: rgba(245, 242, 235, 0.82);
}

.page-products .pd-league__demo {
  margin: 2rem 0 0;
  background: rgba(0, 0, 0, 0.2);
  border: 3px solid rgba(201, 169, 110, 0.55);
  padding: 1.25rem;
}

.page-products .pd-league__track {
  display: flex;
  gap: 0.7rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 0.35rem 0 0.9rem;
  margin-bottom: 1rem;
}

.page-products .pd-league__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  border: 3px solid rgba(245, 242, 235, 0.25);
  color: rgba(245, 242, 235, 0.8);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.7rem 1.3rem;
}

.page-products .pd-league__item--active {
  border-color: var(--kok-gold);
  color: var(--kok-gold);
  background: rgba(201, 169, 110, 0.08);
}

.page-products .pd-league__item--more {
  border-style: dashed;
  color: rgba(245, 242, 235, 0.7);
}

.page-products .pd-league__visual img {
  width: 100%;
  height: auto;
  border: 2px solid var(--kok-gold);
}

.page-products .pd-league__points {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}

.page-products .pd-league__point {
  border-top: 3px solid var(--kok-gold);
  padding-top: 0.85rem;
}

.page-products .pd-league__point strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--kok-fog);
}

.page-products .pd-league__point p {
  margin: 0.4rem 0 0;
  line-height: 1.65;
  color: rgba(245, 242, 235, 0.78);
}

/* ===== 旧版入口与兼容性 ===== */
.page-products .pd-legacy {
  background: var(--kok-fog);
  padding: 3rem 1.25rem 4rem;
}

.page-products .pd-legacy__inner {
  max-width: var(--container);
  margin: 0 auto;
}

.page-products .pd-legacy__grid {
  display: grid;
  gap: 2.5rem;
}

.page-products .pd-legacy__content .section-lead {
  max-width: 60ch;
}

.page-products .pd-legacy__content .section-lead strong {
  color: var(--kok-navy);
  font-weight: 700;
}

.page-products .pd-legacy__points {
  display: grid;
  gap: 0.9rem;
  margin: 1.6rem 0 1.8rem;
}

.page-products .pd-legacy__point {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  background: var(--kok-light);
  border-left: 3px solid var(--kok-gold);
  padding: 0.9rem 1rem;
}

.page-products .pd-legacy__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--kok-red);
  font-weight: 500;
  padding-top: 0.1rem;
}

.page-products .pd-legacy__pointbody h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--kok-navy);
}

.page-products .pd-legacy__pointbody p {
  margin: 0;
  line-height: 1.7;
  font-size: 0.94rem;
}

.page-products .pd-legacy__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 0;
}

.page-products .pd-legacy__btn em {
  font-style: italic;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .pd-legacy__visual {
  position: relative;
  align-self: start;
  background: var(--kok-navy);
  border: 3px solid var(--kok-navy);
  box-shadow: 12px 12px 0 rgba(201, 169, 110, 0.18);
  padding: 1.25rem;
  color: var(--kok-fog);
  margin-top: 1rem;
}

.page-products .pd-legacy__visual img {
  width: 100%;
  height: auto;
  border: 2px solid rgba(245, 242, 235, 0.3);
}

.page-products .pd-legacy__tag {
  position: absolute;
  top: -1rem;
  right: 1rem;
}

.page-products .pd-legacy__note {
  margin: 1rem 0 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(245, 242, 235, 0.78);
  border-top: 1px solid rgba(201, 169, 110, 0.3);
  padding-top: 0.9rem;
}

/* ===== 底部 CTA ===== */
.page-products .pd-cta {
  background: var(--kok-light);
  border-top: 3px solid var(--kok-gold);
  padding: 3rem 1.25rem;
}

.page-products .pd-cta__inner {
  max-width: var(--container-narrow);
  margin: 0 auto;
  text-align: center;
}

.page-products .pd-cta h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 900;
  color: var(--kok-navy);
  margin: 0 0 0.75rem;
}

.page-products .pd-cta p {
  margin: 0 auto 1.4rem;
  max-width: 68ch;
  line-height: 1.75;
}

.page-products .pd-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

/* ===== 断点 720px ===== */
@media (min-width: 720px) {
  .page-products .pd-index__list {
    grid-template-columns: repeat(6, 1fr);
    padding: 1.25rem;
  }

  .page-products .pd-index__link {
    flex-direction: column;
    gap: 0.3rem;
    padding: 0.85rem 0.4rem 0.7rem;
    text-align: left;
  }

  .page-products .pd-core__visual img {
    height: 300px;
  }
}

/* ===== 断点 960px ===== */
@media (min-width: 960px) {
  .page-products .pd-hero__layout {
    grid-template-columns: 3fr 2fr;
    gap: 4rem;
  }

  .page-products .pd-core__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.75rem;
    align-items: start;
  }

  .page-products .pd-core__card:nth-child(2) {
    margin-top: 3.5rem;
  }

  .page-products .pd-core__visual img {
    height: 300px;
  }

  .page-products .pd-archive__layout {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .page-products .pd-expert__layout {
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
  }

  .page-products .pd-expert__cards {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .page-products .pd-league__points {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }

  .page-products .pd-legacy__grid {
    grid-template-columns: 3fr 2fr;
    gap: 4rem;
    align-items: center;
  }

  .page-products .pd-legacy__visual {
    margin-top: 2rem;
  }
}

/* ===== 断点 1200px ===== */
@media (min-width: 1200px) {
  .page-products .pd-hero {
    padding: 2.5rem 2.5rem 4rem;
  }

  .page-products .pd-section {
    padding: 4rem 2.5rem;
  }

  .page-products .pd-legacy {
    padding: 4rem 2.5rem 5rem;
  }
}

.page-products {
  --kok-slate: currentColor;
}