.page-products {
  --p-sec: clamp(52px, 7vw, 104px);
  display: block;
  background: var(--ink-bg);
  color: var(--white);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.16;
  margin: 0;
}

.page-products p { margin: 0; }

/* ---------- 首屏 ---------- */
.page-products .db-hero {
  position: relative;
  padding-top: clamp(22px, 3.5vw, 42px);
  isolation: isolate;
}

.page-products .db-hero__deco {
  position: absolute;
  top: -12%;
  right: -14%;
  width: min(900px, 94vw);
  height: min(640px, 78vw);
  background: linear-gradient(112deg, rgba(35, 224, 200, 0.17) 0%, rgba(14, 90, 82, 0.10) 44%, rgba(10, 31, 26, 0) 72%);
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 0 72%);
  z-index: -1;
  pointer-events: none;
}

.page-products .db-hero__inner {
  display: grid;
  gap: clamp(26px, 4vw, 50px);
  padding-bottom: clamp(28px, 4.5vw, 58px);
}

@media (min-width: 940px) {
  .page-products .db-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

.page-products .db-crumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--mist);
  margin-bottom: 1.3rem;
}

.page-products .db-crumb a {
  color: var(--mist);
  text-decoration: none;
  transition: color 160ms ease;
}

.page-products .db-crumb a:hover { color: var(--cyan); }

.page-products .db-crumb [aria-current="page"] { color: var(--white); }

.page-products .db-kicker {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--cyan);
  margin-bottom: 0.85rem;
}

.page-products .db-kicker::before {
  content: "";
  flex: none;
  width: 26px;
  height: 1px;
  background: var(--cyan);
}

.page-products .db-hero h1 {
  font-size: var(--fs-48);
  margin-bottom: 1rem;
}

.page-products .db-hero__lead {
  max-width: 34em;
  color: var(--mist);
  font-size: var(--fs-16);
  line-height: 1.78;
  margin-bottom: 1.55rem;
}

.page-products .db-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.page-products .db-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.page-products .db-btn--primary {
  background: var(--yellow);
  color: var(--ink-dark);
}

.page-products .db-btn--primary:hover { background: #f2ff8f; }

.page-products .db-btn--ghost {
  border-color: var(--line-strong);
  color: var(--cyan);
}

.page-products .db-btn--ghost:hover { background: rgba(35, 224, 200, 0.10); }

.page-products .db-btn:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

.page-products .db-hero__fig {
  margin: 0;
}

.page-products .db-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 7%, 100% 100%, 0 93%);
}

.page-products .db-strip {
  list-style: none;
  margin: 0 0 clamp(30px, 5vw, 62px);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

@media (min-width: 760px) {
  .page-products .db-strip { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.page-products .db-strip__cell {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  background: var(--ink-dark);
  padding: clamp(16px, 2.4vw, 26px) clamp(14px, 2vw, 24px);
}

.page-products .db-strip__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.7rem, 1.15rem + 2vw, 2.6rem);
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--white);
}

.page-products .db-strip__cell--hot .db-strip__num { color: var(--yellow); }

.page-products .db-strip__lab {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* ---------- 通用区块 ---------- */
.page-products .db-block {
  position: relative;
  padding: var(--p-sec) 0;
}

.page-products .db-block--dark { background: var(--ink-dark); }

.page-products .db-cut {
  height: clamp(30px, 4.6vw, 66px);
  background: var(--ink-dark);
  clip-path: polygon(0 0, 100% 0, 100% 34%, 0 100%);
}

.page-products .db-cut--rev {
  clip-path: polygon(0 0, 100% 30%, 100% 100%, 0 66%);
}

.page-products .db-head {
  display: grid;
  gap: 0.7rem;
  max-width: 68ch;
  margin-bottom: clamp(24px, 3.6vw, 44px);
}

.page-products .db-head__idx {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .db-head h2 { font-size: var(--fs-34); }

.page-products .db-head p {
  color: var(--mist);
  font-size: var(--fs-16);
  line-height: 1.78;
}

.page-products .db-sub {
  font-size: var(--fs-20);
  margin: 0 0 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--line);
}

.page-products .db-hint {
  margin-top: 1rem;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 工具索引 ---------- */
.page-products .db-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .db-list__row { border-bottom: 1px solid var(--line); }

.page-products .db-list__link {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 1.1rem;
  padding: 1.05rem 0.5rem;
  color: inherit;
  text-decoration: none;
  transition: background 160ms ease, padding-left 160ms ease;
}

.page-products .db-list__num {
  flex: none;
  width: 2.4rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-products .db-list__name {
  flex: 0 0 auto;
  font-size: var(--fs-20);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-products .db-list__desc {
  flex: 1 1 17rem;
  min-width: 0;
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--mist);
}

.page-products .db-list__arrow {
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--cyan);
  transition: transform 160ms ease;
}

.page-products .db-list__link:hover {
  background: rgba(35, 224, 200, 0.06);
  padding-left: 1.1rem;
}

.page-products .db-list__link:hover .db-list__arrow { transform: translateX(4px); }

.page-products .db-list__link:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: -2px;
}

/* ---------- 双栏骨架 ---------- */
.page-products .db-split {
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
}

@media (min-width: 900px) {
  .page-products .db-split { grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); }
  .page-products .db-split--rev { grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); }
}

.page-products .db-side {
  display: grid;
  gap: 1rem;
  align-content: start;
}

/* ---------- 镜像条形 ---------- */
.page-products .db-mirror {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 1.4rem;
}

.page-products .db-mirror__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 0.5rem;
}

.page-products .db-mirror__lab {
  min-width: 4.8rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--mist);
  white-space: nowrap;
}

.page-products .db-mirror__track {
  display: flex;
  height: 10px;
  border-radius: 999px;
  background: rgba(157, 180, 174, 0.10);
  overflow: hidden;
}

.page-products .db-mirror__track--a { justify-content: flex-end; }

.page-products .db-mirror__bar { height: 100%; border-radius: 999px; }

.page-products .db-mirror__bar--a { background: linear-gradient(90deg, var(--cyan-deep), var(--cyan)); }

.page-products .db-mirror__bar--b { background: linear-gradient(90deg, var(--yellow), rgba(233, 255, 87, 0.32)); }

.page-products .db-w-72 { width: 72%; }
.page-products .db-w-62 { width: 62%; }
.page-products .db-w-58 { width: 58%; }
.page-products .db-w-54 { width: 54%; }
.page-products .db-w-52 { width: 52%; }
.page-products .db-w-46 { width: 46%; }
.page-products .db-w-44 { width: 44%; }
.page-products .db-w-40 { width: 40%; }
.page-products .db-w-36 { width: 36%; }
.page-products .db-w-34 { width: 34%; }
.page-products .db-w-30 { width: 30%; }

/* ---------- 字段列表 ---------- */
.page-products .db-fields {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.page-products .db-fields li {
  padding-top: 0.7rem;
  border-top: 1px solid var(--line);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

.page-products .db-fields b {
  display: block;
  margin-bottom: 0.25rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--white);
}

.page-products .db-fields--two { margin-top: 1.4rem; }

/* ---------- 研究板 ---------- */
.page-products .db-board {
  background: var(--panel);
  border-radius: var(--radius-m);
  padding: clamp(16px, 2.2vw, 22px);
}

.page-products .db-board--wide { margin-top: 1.6rem; }

.page-products .db-board__t {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--cyan);
  margin: 0 0 0.7rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--line);
}

.page-products .db-board__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

.page-products .db-board__list b {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--white);
}

.page-products .db-board__list a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color 160ms ease, border-color 160ms ease;
}

.page-products .db-board__list a:hover {
  color: var(--yellow);
  border-color: var(--yellow);
}

.page-products .db-board__list a:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

/* ---------- 图片 ---------- */
.page-products .db-fig {
  margin: 0;
}

.page-products .db-fig img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  object-fit: cover;
}

.page-products .db-fig--slant img {
  clip-path: polygon(0 9%, 100% 0, 100% 91%, 0 100%);
}

.page-products .db-fig figcaption {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--mist);
}

.page-products .db-banner {
  margin: 0 0 1.6rem;
}

.page-products .db-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
  border-radius: var(--radius-m);
}

/* ---------- 射门面板 ---------- */
.page-products .db-shot {
  position: relative;
  overflow: hidden;
}

.page-products .db-shot__tex {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
  z-index: 0;
}

.page-products .db-shot .shell { position: relative; z-index: 1; }

.page-products .db-pitch {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  background: radial-gradient(120% 120% at 72% 42%, rgba(35, 224, 200, 0.10), rgba(10, 31, 26, 0) 64%);
}

.page-products .db-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.4rem;
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-products .db-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.page-products .db-legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex: none;
}

/* ---------- 轮次检索 ---------- */
.page-products .db-rounds {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(42px, 1fr));
  gap: 5px;
}

.page-products .db-rounds li {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  border-radius: var(--radius-s);
  background: var(--panel);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-12);
  color: var(--mist);
}

.page-products .db-round-body { margin-top: clamp(26px, 4vw, 46px); }

.page-products .db-order {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-products .db-order li {
  display: grid;
  grid-template-columns: 1.8rem minmax(0, 1fr);
  gap: 0.8rem;
  align-items: baseline;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--line);
}

.page-products .db-order__n {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--cyan);
}

/* ---------- 裁判岗位 ---------- */
.page-products .db-roles {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-products .db-roles__row {
  display: grid;
  gap: 0.25rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 620px) {
  .page-products .db-roles__row {
    grid-template-columns: 9rem minmax(0, 1fr);
    gap: 1.2rem;
    align-items: baseline;
  }
}

.page-products .db-roles dt {
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--white);
}

.page-products .db-roles dd {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 版本演进 ---------- */
.page-products .db-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-products .db-timeline__item {
  display: grid;
  gap: 0.5rem;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 760px) {
  .page-products .db-timeline__item {
    grid-template-columns: 5.5rem minmax(0, 1fr);
    gap: 1.6rem;
    align-items: start;
  }
}

.page-products .db-timeline__ver {
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-products .db-timeline__ver--now { color: var(--yellow); }

.page-products .db-timeline__item--now {
  background: linear-gradient(90deg, rgba(233, 255, 87, 0.06), rgba(233, 255, 87, 0) 62%);
}

.page-products .db-timeline__body h3 {
  font-size: var(--fs-20);
  margin: 0 0 0.4rem;
}

.page-products .db-timeline__body p {
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
  max-width: 62ch;
}

/* ---------- 收束 ---------- */
.page-products .db-cta h2 { font-size: var(--fs-34); margin-bottom: 0.8rem; }

.page-products .db-cta p {
  max-width: 46ch;
  color: var(--mist);
  font-size: var(--fs-16);
  line-height: 1.78;
  margin-bottom: 1.5rem;
}

.page-products .db-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .db-btn,
  .page-products .db-list__link,
  .page-products .db-list__arrow,
  .page-products .db-board__list a,
  .page-products .db-crumb a {
    transition: none;
  }
  .page-products .db-list__link:hover { padding-left: 0.5rem; }
  .page-products .db-list__link:hover .db-list__arrow { transform: none; }
}