.page-products {
  --tools-index-w: 14.5rem;
  --tools-gap: clamp(1.5rem, 4vw, 3.5rem);
  --tools-radius: var(--radius-md);
  background: var(--sand);
  color: var(--rock);
  overflow-x: clip;
}

.page-products .breadcrumb {
  padding-block: 1.1rem 0.25rem;
  font-size: 0.82rem;
}

/* ---------- 首屏 ---------- */

.page-products .tools-hero {
  padding-block: clamp(1.5rem, 4vw, 2.75rem) clamp(2.25rem, 6vw, 4.25rem);
}

.page-products .tools-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 5vw, 3rem);
  align-items: end;
}

.page-products .tools-hero__eyebrow {
  margin: 0;
}

.page-products .tools-hero__title {
  margin: 0.9rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.35rem, 7vw, 4.5rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--rock);
}

.page-products .tools-hero__lead {
  max-width: 34rem;
  margin: 1.1rem 0 0;
  font-size: clamp(1rem, 1.8vw, 1.1rem);
  line-height: 1.8;
  color: var(--stone);
}

.page-products .tools-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.page-products .tools-hero__panel {
  position: relative;
  padding: clamp(1.4rem, 3vw, 2rem);
  border-radius: var(--radius-lg);
  background-color: var(--ink);
  background-image:
    linear-gradient(155deg, rgba(124, 224, 168, 0.1), transparent 55%),
    repeating-linear-gradient(0deg, rgba(255, 253, 249, 0.05) 0 1px, transparent 1px 34px);
  color: var(--on-dark);
}

.page-products .tools-hero__panel::after {
  content: "";
  position: absolute;
  inset: auto -1.5rem -1.75rem auto;
  width: 8.5rem;
  height: 8.5rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(216, 155, 60, 0.32), transparent 68%);
  pointer-events: none;
}

.page-products .tools-hero__panel-label {
  margin: 0 0 1.15rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

.page-products .tools-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.page-products .tools-hero__stats .stat__value {
  font-family: var(--font-num);
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  line-height: 1;
  color: var(--paper);
}

.page-products .tools-hero__stats .stat__label {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.76rem;
  line-height: 1.5;
  color: var(--on-dark-soft);
}

.page-products .tools-hero__spark {
  display: block;
  width: 100%;
  height: auto;
  margin: 1.5rem 0 0.75rem;
}

.page-products .tools-hero__panel-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--on-dark-soft);
}

.page-products .tools-hero__dot {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  display: inline-block;
}

.page-products .tools-hero__dot--home {
  background: var(--neon);
}

.page-products .tools-hero__dot--away {
  background: var(--gold);
}

.page-products .tools-hero__panel-foot {
  margin: 0.9rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(255, 253, 249, 0.16);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--paper);
}

/* ---------- 双栏主体 ---------- */

.page-products .tools-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--tools-gap);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

.page-products .tools-index {
  display: none;
}

.page-products .tools-index__title {
  margin: 0 0 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-products .tools-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--hairline);
}

.page-products .tools-index__item {
  margin: 0;
}

.page-products .tools-index__link {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.55rem 0 0.55rem 0.9rem;
  margin-left: -1px;
  border-left: 2px solid transparent;
  font-size: 0.88rem;
  color: var(--stone);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-products .tools-index__no {
  font-family: var(--font-num);
  font-size: 0.72rem;
  color: var(--accent);
}

.page-products .tools-index__link:hover,
.page-products .tools-index__link:focus-visible {
  color: var(--rock);
  border-left-color: var(--gold);
}

.page-products .tools-index__link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-products .tools-flow {
  display: grid;
  gap: clamp(3rem, 8vw, 5.5rem);
  min-width: 0;
}

.page-products .tools-sec {
  scroll-margin-top: 7rem;
}

.page-products .tools-sec .section__lead {
  max-width: 42rem;
}

/* ---------- 两条读数轴 ---------- */

.page-products .axis-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}

.page-products .axis-card {
  position: relative;
  padding: 1.5rem 1.5rem 1.6rem 1.75rem;
  border-radius: var(--tools-radius);
  overflow: hidden;
}

.page-products .axis-card--long {
  background: linear-gradient(140deg, var(--clay) 0%, var(--accent-deep) 100%);
  color: var(--paper);
}

.page-products .axis-card--cross {
  background: var(--paper);
  border: 1px solid var(--hairline-strong);
  color: var(--rock);
}

.page-products .axis-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 5px;
}

.page-products .axis-card--long::before {
  background: var(--gold);
}

.page-products .axis-card--cross::before {
  background: var(--neon);
}

.page-products .axis-card__label {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.78;
}

.page-products .axis-card__title {
  margin: 0.45rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.page-products .axis-card__body {
  margin: 0.7rem 0 0;
  font-size: 0.95rem;
  line-height: 1.85;
}

.page-products .axis-card--cross .axis-card__body {
  color: var(--stone);
}

/* ---------- 媒体框 ---------- */

.page-products .tools-media {
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
}

.page-products .tools-media--offset {
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

.page-products .tools-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-frame__caption {
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--stone);
}

.page-products .tools-note {
  max-width: 42rem;
  margin: 1.5rem 0 0;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--stone);
}

.page-products .access-link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-soft);
  padding-bottom: 1px;
}

.page-products .access-link:hover,
.page-products .access-link:focus-visible {
  border-bottom-color: var(--accent);
}

.page-products .access-link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* ---------- 指标筛选 ---------- */

.page-products .metric-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.75rem;
}

.page-products .metric-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-products .metric-filter__pill {
  cursor: pointer;
  user-select: none;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-products .metric-filter__input:checked + .metric-filter__pill {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-products .metric-filter__input:focus-visible + .metric-filter__pill {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-products .metric-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  width: 100%;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .metric-item {
  display: grid;
  gap: 0.35rem;
  padding: 1.05rem 1.15rem;
  border-radius: var(--tools-radius);
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-left: 4px solid var(--accent);
  min-width: 0;
}

.page-products .metric-item[data-group="time"] {
  border-left-color: var(--gold);
  background-image: linear-gradient(135deg, rgba(216, 155, 60, 0.09), transparent 62%);
}

.page-products .metric-item__no {
  font-family: var(--font-num);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-products .metric-item__name {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--rock);
}

.page-products .metric-item__body {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--stone);
}

.page-products #mg-rhythm:checked ~ .metric-list .metric-item:not([data-group="rhythm"]) {
  display: none;
}

.page-products #mg-position:checked ~ .metric-list .metric-item:not([data-group="position"]) {
  display: none;
}

.page-products #mg-time:checked ~ .metric-list .metric-item:not([data-group="time"]) {
  display: none;
}

/* ---------- 时间类重点条 ---------- */

.page-products .time-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding: clamp(1.25rem, 3vw, 2rem);
  border-radius: var(--radius-lg);
  background: var(--paper);
  border: 1px solid var(--hairline-strong);
  border-top: 4px solid var(--gold);
}

.page-products .time-band__visual svg {
  display: block;
  width: 100%;
  max-width: 25rem;
  height: auto;
}

.page-products .time-band__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.3vw, 1.4rem);
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--rock);
}

.page-products .time-band__copy p {
  margin: 0.65rem 0 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--stone);
}

/* ---------- 字段分组 ---------- */

.page-products .field-groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}

.page-products .field-group {
  padding: 1.15rem 1.25rem;
  border-radius: var(--tools-radius);
  background: var(--paper);
  border: 1px solid var(--hairline);
}

.page-products .field-group__label {
  margin: 0 0 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.page-products .field-group__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .field-group__list li {
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-pill);
  background: var(--sand);
  border: 1px solid var(--hairline);
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--rock);
}

/* ---------- 环境与行程 ---------- */

.page-products .env-list {
  margin: 1.75rem 0 0;
  border-top: 1px solid var(--hairline-strong);
}

.page-products .env-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.3rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--hairline);
}

.page-products .env-row dt {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--rock);
}

.page-products .env-row dd {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--stone);
}

.page-products .env-row--accent dt {
  color: var(--accent);
}

.page-products .env-row--accent dd {
  font-family: var(--font-num);
  font-size: 0.9rem;
  color: var(--rock);
}

/* ---------- 访问层级 ---------- */

.page-products .access-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}

.page-products .access-card {
  min-width: 0;
}

.page-products .access-card--deep {
  border-left: 5px solid var(--accent);
}

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

.page-products .access-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--stone);
}

.page-products .access-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--accent);
}

.page-products .access-card--deep .access-list li::before {
  background: var(--gold);
}

/* ---------- 四步横带 ---------- */

.page-products .steps-section {
  padding-block: clamp(2.75rem, 7vw, 5rem);
  background: var(--paper);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.page-products .steps-section__head .section__lead {
  max-width: 40rem;
}

.page-products .steps-band {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 2.25rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-products .step-band {
  position: relative;
  padding: 1.35rem 1.35rem 1.5rem;
  border-radius: var(--radius-md);
  background: var(--sand);
  border: 1px solid var(--hairline);
}

.page-products .step-band__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--paper);
  font-family: var(--font-num);
  font-size: 0.82rem;
}

.page-products .step-band__title {
  margin: 0.85rem 0 0;
  font-family: var(--font-display);
  font-size: 1.08rem;
  letter-spacing: -0.01em;
  color: var(--rock);
}

.page-products .step-band__body {
  margin: 0.5rem 0 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 开始使用 ---------- */

.page-products .start-section {
  padding-block: clamp(2.75rem, 7vw, 5rem);
  background: var(--ink);
  color: var(--on-dark);
}

.page-products .start-section__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.page-products .start-section__no {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-products .start-section__title {
  margin: 0.7rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.6vw, 3rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .start-section__lead {
  max-width: 34rem;
  margin: 1rem 0 0;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-products .start-section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.page-products .start-section__side-label {
  margin: 0 0 0.9rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

.page-products .start-list {
  display: grid;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .start-list li {
  display: grid;
  gap: 0.2rem;
  padding: 0.95rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 253, 249, 0.16);
  background: rgba(255, 253, 249, 0.04);
}

.page-products .start-list a {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--neon);
  text-decoration: none;
}

.page-products .start-list a:hover,
.page-products .start-list a:focus-visible {
  text-decoration: underline;
}

.page-products .start-list a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 2px;
}

.page-products .start-list span {
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--on-dark-soft);
}

/* ---------- 响应式 ---------- */

@media (min-width: 34rem) {
  .page-products .metric-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .axis-card--cross {
    margin-top: 1.75rem;
  }

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

  .page-products .env-row {
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }

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

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

@media (min-width: 48rem) {
  .page-products .steps-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
  }

  .page-products .steps-band::before {
    content: "";
    position: absolute;
    top: 2.4rem;
    left: 6%;
    right: 6%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), rgba(181, 67, 42, 0.18));
    z-index: 0;
  }

  .page-products .step-band {
    position: relative;
    z-index: 1;
  }

  .page-products .time-band {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: clamp(1.5rem, 4vw, 3rem);
  }
}

@media (min-width: 62rem) {
  .page-products .tools-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-products .start-section__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 64rem) {
  .page-products .tools-body {
    grid-template-columns: var(--tools-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .tools-index {
    display: block;
    position: sticky;
    top: 7rem;
    align-self: start;
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-products .metric-filter__pill,
  .page-products .tools-index__link {
    transition: none;
  }
}
</final>

.page-products {
  --tools-index-w: 14.5rem;
  --tools-gap: clamp(1.5rem, 4vw, 3.5rem);
  --tools-radius: var(--radius-md);
  background: var(--sand);
  color: var(--rock);
  overflow-x: clip;
}

.page-products .breadcrumb {
  padding-block: 1.1rem 0.25rem;
  font-size: 0.82rem;
}

/* ---------- 首屏 ---------- */

.page-products .tools-hero {
  padding-block: clamp(1.5rem, 4vw, 2.75rem) clamp(2.25rem, 6vw, 4.25rem);
}

.page-products .tools-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 5vw, 3rem);
  align-items: end;
}

.page-products .tools-hero__eyebrow {
  margin: 0;
}

.page-products .tools-hero__title {
  margin: 0.85rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.35rem, 7.5vw, 4.5rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--rock);
}

.page-products .tools-hero__lead {
  max-width: 34rem;
  margin: 1.1rem 0 0;
  font-size: clamp(1rem, 1.6vw, 1.08rem);
  line-height: 1.82;
  color: var(--stone);
}

.page-products .tools-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.page-products .tools-hero__panel {
  position: relative;
  padding: clamp(1.4rem, 3vw, 2rem);
  border-radius: var(--radius-lg);
  background-color: var(--ink);
  background-image:
    linear-gradient(155deg, rgba(124, 224, 168, 0.09), transparent 58%),
    repeating-linear-gradient(0deg, rgba(255, 253, 249, 0.045) 0 1px, transparent 1px 32px);
  color: var(--on-dark);
  overflow: hidden;
}

.page-products .tools-hero__panel::after {
  content: "";
  position: absolute;
  inset: auto -1.5rem -1.75rem auto;
  width: 8.5rem;
  height: 8.5rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(216, 155, 60, 0.3), transparent 68%);
  pointer-events: none;
}

.page-products .tools-hero__panel-label {
  margin: 0 0 1.15rem;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

.page-products .tools-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.page-products .tools-hero__stats .stat__value.tools-num {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(1.4rem, 3.6vw, 2.05rem);
  line-height: 1;
  color: var(--paper);
}

.page-products .tools-hero__stats .stat__label {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--on-dark-soft);
}

.page-products .tools-hero__spark {
  display: block;
  width: 100%;
  height: auto;
  margin: 1.5rem 0 0.7rem;
}

.page-products .tools-hero__panel-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--on-dark-soft);
}

.page-products .tools-hero__dot {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  display: inline-block;
}

.page-products .tools-hero__dot--home {
  background: var(--neon);
}

.page-products .tools-hero__dot--away {
  background: var(--gold);
  margin-left: 0.6rem;
}

.page-products .tools-hero__panel-foot {
  margin: 0.9rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(255, 253, 249, 0.16);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--paper);
}

/* ---------- 双栏主体 ---------- */

.page-products .tools-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--tools-gap);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

.page-products .tools-index {
  display: none;
}

.page-products .tools-index__title {
  margin: 0 0 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-products .tools-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--hairline);
}

.page-products .tools-index__item {
  margin: 0;
}

.page-products .tools-index__link {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.6rem 0 0.6rem 0.85rem;
  margin-left: -1px;
  border-left: 2px solid transparent;
  font-size: 0.88rem;
  color: var(--stone);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-products .tools-index__no {
  font-family: var(--font-num);
  font-size: 0.72rem;
  color: var(--accent);
}

.page-products .tools-index__link:hover,
.page-products .tools-index__link:focus-visible {
  color: var(--rock);
  border-left-color: var(--gold);
}

.page-products .tools-index__link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-products .tools-flow {
  display: grid;
  gap: clamp(3rem, 8vw, 5.5rem);
  min-width: 0;
}

.page-products .tools-sec {
  scroll-margin-top: 7rem;
}

.page-products .tools-sec .section__lead {
  max-width: 42rem;
}

/* ---------- 两条读数轴 ---------- */

.page-products .axis-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}

.page-products .axis-card {
  position: relative;
  padding: 1.5rem 1.5rem 1.6rem 1.75rem;
  border-radius: var(--tools-radius);
  overflow: hidden;
}

.page-products .axis-card--long {
  background: linear-gradient(140deg, var(--clay) 0%, var(--accent-deep) 100%);
  color: var(--paper);
}

.page-products .axis-card--cross {
  background: var(--paper);
  border: 1px solid var(--hairline-strong);
  color: var(--rock);
}

.page-products .axis-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 5px;
}

.page-products .axis-card--long::before {
  background: var(--gold);
}

.page-products .axis-card--cross::before {
  background: var(--neon);
}

.page-products .axis-card__label {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.78;
}

.page-products .axis-card__title {
  margin: 0.45rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.page-products .axis-card__body {
  margin: 0.7rem 0 0;
  font-size: 0.94rem;
  line-height: 1.85;
}

.page-products .axis-card--cross .axis-card__body {
  color: var(--stone);
}

/* ---------- 媒体框 ---------- */

.page-products .tools-media {
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
}

.page-products .tools-media--offset {
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

.page-products .tools-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-frame__caption {
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--stone);
}

.page-products .tools-note {
  max-width: 42rem;
  margin: 1.5rem 0 0;
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--stone);
}

.page-products .access-link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-soft);
  padding-bottom: 1px;
}

.page-products .access-link:hover,
.page-products .access-link:focus-visible {
  border-bottom-color: var(--accent);
}

.page-products .access-link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* ---------- 指标筛选 ---------- */

.page-products .metric-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.75rem;
}

.page-products .metric-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-products .metric-filter__pill {
  cursor: pointer;
  user-select: none;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-products .metric-filter__input:checked + .metric-filter__pill {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-products .metric-filter__input:focus-visible + .metric-filter__pill {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-products .metric-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  width: 100%;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .metric-item {
  display: grid;
  gap: 0.35rem;
  padding: 1.05rem 1.15rem;
  border-radius: var(--tools-radius);
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-left: 4px solid var(--accent);
  min-width: 0;
}

.page-products .metric-item[data-group="time"] {
  border-left-color: var(--gold);
  background-image: linear-gradient(135deg, rgba(216, 155, 60, 0.09), transparent 62%);
}

.page-products .metric-item__no {
  font-family: var(--font-num);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-products .metric-item__name {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--rock);
}

.page-products .metric-item__body {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--stone);
}

.page-products #mg-rhythm:checked ~ .metric-list .metric-item:not([data-group="rhythm"]) {
  display: none;
}

.page-products #mg-position:checked ~ .metric-list .metric-item:not([data-group="position"]) {
  display: none;
}

.page-products #mg-time:checked ~ .metric-list .metric-item:not([data-group="time"]) {
  display: none;
}

/* ---------- 时间类重点条 ---------- */

.page-products .time-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding: clamp(1.25rem, 3vw, 2rem);
  border-radius: var(--radius-lg);
  background: var(--paper);
  border: 1px solid var(--hairline-strong);
  border-top: 4px solid var(--gold);
}

.page-products .time-band__visual svg {
  display: block;
  width: 100%;
  max-width: 25rem;
  height: auto;
}

.page-products .time-band__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.3vw, 1.4rem);
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--rock);
}

.page-products .time-band__copy p {
  margin: 0.65rem 0 0;
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--stone);
}

/* ---------- 字段分组 ---------- */

.page-products .field-groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}

.page-products .field-group {
  padding: 1.15rem 1.25rem;
  border-radius: var(--tools-radius);
  background: var(--paper);
  border: 1px solid var(--hairline);
}

.page-products .field-group__label {
  margin: 0 0 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.page-products .field-group__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .field-group__list li {
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-pill);
  background: var(--sand);
  border: 1px solid var(--hairline);
  font-size: 0.79rem;
  line-height: 1.5;
  color: var(--rock);
}

/* ---------- 环境与行程 ---------- */

.page-products .env-list {
  margin: 1.75rem 0 0;
  border-top: 1px solid var(--hairline-strong);
}

.page-products .env-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.3rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--hairline);
}

.page-products .env-row dt {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--rock);
}

.page-products .env-row dd {
  margin: 0;
  font-size: 0.91rem;
  line-height: 1.8;
  color: var(--stone);
}

.page-products .env-row--accent dt {
  color: var(--accent);
}

.page-products .env-row--accent dd {
  color: var(--rock);
}

/* ---------- 访问层级 ---------- */

.page-products .access-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}

.page-products .access-card {
  min-width: 0;
}

.page-products .access-card--deep {
  border-left: 5px solid var(--accent);
}

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

.page-products .access-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.91rem;
  line-height: 1.8;
  color: var(--stone);
}

.page-products .access-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--accent);
}

.page-products .access-card--deep .access-list li::before {
  background: var(--gold);
}

/* ---------- 四步横带 ---------- */

.page-products .steps-section {
  padding-block: clamp(2.75rem, 7vw, 5rem);
  background: var(--paper);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.page-products .steps-section__head .section__lead {
  max-width: 40rem;
}

.page-products .steps-band {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 2.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .step-band {
  position: relative;
  padding: 1.35rem 1.35rem 1.5rem;
  border-radius: var(--radius-md);
  background: var(--sand);
  border: 1px solid var(--hairline);
}

.page-products .step-band__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--paper);
  font-family: var(--font-num);
  font-size: 0.82rem;
}

.page-products .step-band__title {
  margin: 0.85rem 0 0;
  font-family: var(--font-display);
  font-size: 1.06rem;
  letter-spacing: -0.01em;
  color: var(--rock);
}

.page-products .step-band__body {
  margin: 0.5rem 0 0;
  font-size: 0.87rem;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 开始使用 ---------- */

.page-products .start-section {
  padding-block: clamp(2.75rem, 7vw, 5rem);
  background: var(--ink);
  color: var(--on-dark);
}

.page-products .start-section__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.page-products .start-section__no {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-products .start-section__title {
  margin: 0.7rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4.6vw, 2.9rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .start-section__lead {
  max-width: 34rem;
  margin: 1rem 0 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-products .start-section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.page-products .start-section__side-label {
  margin: 0 0 0.9rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

.page-products .start-list {
  display: grid;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .start-list li {
  display: grid;
  gap: 0.2rem;
  padding: 0.95rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 253, 249, 0.16);
  background: rgba(255, 253, 249, 0.04);
}

.page-products .start-list a {
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--neon);
  text-decoration: none;
}

.page-products .start-list a:hover,
.page-products .start-list a:focus-visible {
  text-decoration: underline;
}

.page-products .start-list a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 2px;
}

.page-products .start-list span {
  font-size: 0.83rem;
  line-height: 1.7;
  color: var(--on-dark-soft);
}

/* ---------- 响应式 ---------- */

@media (min-width: 34rem) {
  .page-products .metric-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .axis-card--cross {
    margin-top: 1.75rem;
  }

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

  .page-products .env-row {
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }

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

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

@media (min-width: 48rem) {
  .page-products .steps-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
  }

  .page-products .steps-band::before {
    content: "";
    position: absolute;
    top: 2.4rem;
    left: 5%;
    right: 5%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), rgba(181, 67, 42, 0.18));
    z-index: 0;
  }

  .page-products .step-band {
    z-index: 1;
  }

  .page-products .time-band {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: clamp(1.5rem, 4vw, 3rem);
  }
}

@media (min-width: 62rem) {
  .page-products .tools-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-products .start-section__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 64rem) {
  .page-products .tools-body {
    grid-template-columns: var(--tools-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .tools-index {
    display: block;
    position: sticky;
    top: 7rem;
    align-self: start;
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-products .metric-filter__pill,
  .page-products .tools-index__link {
    transition: none;
  }
}