.page-products .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-products .breadcrumbs {
  padding-top: 20px;
}

/* ---------- 首屏 ---------- */
.page-products .products-hero {
  padding: 22px 0 44px;
}

.page-products .hero-head {
  max-width: 760px;
}

.page-products .hero-head .eyebrow {
  color: var(--teal);
}

.page-products .hero-head h1 {
  font-size: 34px;
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 800;
  margin: 10px 0 14px;
  color: var(--ink);
}

.page-products .hero-head .lead {
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-2);
  margin: 0;
  max-width: 62ch;
}

.page-products .device-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.page-products .device-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 9px 13px;
  border-radius: var(--radius-s);
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
  transition: background 200ms var(--ease), border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-products .device-chip::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--volt);
}

.page-products .device-chip--quiet::before {
  background: var(--iris);
}

.page-products .device-chip:hover {
  background: var(--teal);
  border-color: var(--teal);
  color: #FFFFFF;
}

.page-products .device-chip:hover::before {
  background: #FFFFFF;
}

.page-products .device-chip:focus-visible {
  outline: 2px solid var(--iris);
  outline-offset: 2px;
}

.page-products .hero-grid {
  display: grid;
  gap: 22px;
  margin-top: 28px;
}

.page-products .download-panel {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-1);
  padding: 22px 22px 24px;
  overflow: hidden;
}

.page-products .download-panel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  bottom: 24px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--volt), var(--teal));
}

.page-products .download-panel__head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.page-products .download-panel__ver {
  font-size: 12px;
  color: var(--ink-2);
  letter-spacing: 0.06em;
}

.page-products .download-panel__title {
  font-size: 21px;
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
  color: var(--ink);
}

.page-products .download-panel__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-products .spec-list {
  list-style: none;
  margin: 16px 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .spec-list li {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ink-2);
}

.page-products .spec-list li::before {
  content: "✓";
  color: var(--green);
  font-weight: 700;
  font-size: 14px;
  line-height: 1.7;
}

.page-products .hero-media {
  margin: 0;
}

.page-products .hero-media img,
.page-products .pad-media img,
.page-products .member-media img,
.page-products .changelog-media img,
.page-products .snag-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  object-fit: cover;
  background: var(--mist);
}

.page-products .media-frame__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-2);
}

/* ---------- 通用章节 ---------- */
.page-products .pp-section {
  padding: 46px 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-section--mist {
  background: var(--mist);
  border-top: 0;
}

.page-products .section-head {
  max-width: 720px;
  margin-bottom: 26px;
}

.page-products .section-head .eyebrow {
  color: var(--teal);
}

.page-products .section-head .section-title {
  font-size: 26px;
  line-height: 1.28;
  letter-spacing: -0.015em;
  font-weight: 800;
  margin: 10px 0 12px;
  color: var(--ink);
}

.page-products .section-lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink-2);
}

/* ---------- 平板步骤 ---------- */
.page-products .pad-grid {
  display: grid;
  gap: 24px;
}

.page-products .pad-media {
  margin: 0;
}

.page-products .step-rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: none;
}

.page-products .step {
  position: relative;
  padding: 18px 18px 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  border-left: 3px solid var(--volt);
  box-shadow: var(--shadow-1);
}

.page-products .step__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--teal);
  margin-bottom: 8px;
}

.page-products .step__title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 6px;
  color: var(--ink);
}

.page-products .step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-products .pad-note {
  margin-top: 24px;
  padding: 16px 18px;
  background: var(--orange-soft);
  border-radius: var(--radius-m);
  border: 1px solid #F3D2B4;
  display: grid;
  gap: 8px;
}

.page-products .pad-note__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink);
}

.page-products .pad-note .link-inline {
  font-weight: 600;
  color: var(--teal);
}

/* ---------- 会员中心 ---------- */
.page-products .member-grid {
  display: grid;
  gap: 24px;
}

.page-products .member-media {
  margin: 0;
}

.page-products .member-table-wrap {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-1);
  padding: 6px 6px 18px;
  overflow-x: auto;
}

.page-products .member-table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .member-table th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--ink-2);
  padding: 12px 12px 10px;
  background: var(--mist);
  border-bottom: 1px solid var(--line);
}

.page-products .member-table th:first-child {
  border-radius: var(--radius-s) 0 0 0;
}

.page-products .member-table th:last-child {
  border-radius: 0 var(--radius-s) 0 0;
}

.page-products .member-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
  line-height: 1.6;
  vertical-align: top;
}

.page-products .member-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .member-table td strong {
  color: var(--ink);
  font-weight: 700;
}

.page-products .member-more {
  margin: 14px 12px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-products .member-more .link-inline {
  color: var(--teal);
  font-weight: 600;
}

/* ---------- 更新清单 ---------- */
.page-products .pp-section--cover {
  background: var(--cover);
  border-top: 0;
}

.page-products .section-head--invert .eyebrow {
  color: var(--volt);
}

.page-products .section-head--invert .section-title {
  color: #FFFFFF;
}

.page-products .section-head--invert .section-lead {
  color: #B9CBD1;
}

.page-products .changelog-grid {
  display: grid;
  gap: 24px;
}

.page-products .changelog-media {
  margin: 0;
}

.page-products .changelog-acc {
  display: grid;
  gap: 10px;
}

.page-products .changelog-acc .acc__item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(203, 217, 218, 0.24);
  border-radius: var(--radius-m);
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-products .changelog-acc .acc__item[data-expanded] {
  border-color: var(--volt);
  background: rgba(24, 199, 183, 0.08);
}

.page-products .changelog-acc .acc__trigger {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 16px 16px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-sans);
  color: #FFFFFF;
}

.page-products .changelog-acc .acc__trigger:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: -2px;
  border-radius: var(--radius-m);
}

.page-products .acc-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--iris);
  flex: 0 0 auto;
}

.page-products .changelog-acc .acc__item[data-expanded] .acc-num {
  color: var(--volt);
}

.page-products .acc-title {
  flex: 1 1 auto;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.45;
}

.page-products .acc-mark {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-products .acc-mark::before,
.page-products .acc-mark::after {
  content: "";
  position: absolute;
  background: var(--volt);
  border-radius: 1px;
  transition: transform 200ms var(--ease), opacity 200ms var(--ease);
}

.page-products .acc-mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-products .acc-mark::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-products .changelog-acc .acc__item[data-expanded] .acc-mark::after {
  transform: rotate(90deg);
  opacity: 0;
}

.page-products .changelog-acc .acc__inner {
  padding: 0 16px 18px 42px;
}

.page-products .changelog-acc .acc__inner p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: #C4D4D9;
}

.page-products .acc-where {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: baseline;
  padding-top: 10px;
  border-top: 1px dashed rgba(203, 217, 218, 0.25);
  font-size: 13.5px;
}

.page-products .acc-where .mono {
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--volt);
}

/* ---------- 卡点 ---------- */
.page-products .snag-media {
  margin: 0 0 26px;
}

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

.page-products .snag {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--iris);
  border-radius: var(--radius-m);
}

.page-products .snag__title {
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  margin: 0;
  color: var(--ink);
}

.page-products .snag__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-products .snag__link {
  justify-self: start;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(15, 124, 130, 0.35);
  padding-bottom: 1px;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-products .snag__link:hover {
  color: var(--ink);
  border-color: var(--ink);
}

/* ---------- 下一步 ---------- */
.page-products .pp-section--next {
  padding-bottom: 56px;
}

.page-products .next-grid {
  display: grid;
  gap: 16px;
}

.page-products .next-card {
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-1);
}

.page-products .next-card--dark {
  background: var(--cover);
  border-color: var(--cover);
  box-shadow: var(--shadow-2);
}

.page-products .next-card__idx {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--iris);
  margin-bottom: 10px;
}

.page-products .next-card--dark .next-card__idx {
  color: var(--volt);
}

.page-products .next-card__title {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 10px;
  color: var(--ink);
}

.page-products .next-card--dark .next-card__title {
  color: #FFFFFF;
}

.page-products .next-card__text {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-products .next-card--dark .next-card__text {
  color: #C4D4D9;
}

.page-products .next-card .btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .next-card--dark .btn--quiet {
  color: #D7E4E7;
  border-color: rgba(203, 217, 218, 0.35);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .hero-head h1 {
    font-size: 44px;
    max-width: 20ch;
  }

  .page-products .section-head .section-title {
    font-size: 30px;
  }

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

  .page-products .download-panel {
    padding: 26px 26px 28px;
  }
}

@media (min-width: 960px) {
  .page-products .products-hero {
    padding-top: 28px;
  }

  .page-products .hero-head h1 {
    font-size: 56px;
    line-height: 1.1;
    max-width: 17ch;
    margin: 12px 0 18px;
  }

  .page-products .hero-head .lead {
    font-size: 17.5px;
  }

  .page-products .hero-grid {
    grid-template-columns: 1.02fr 0.98fr;
    gap: 34px;
    align-items: start;
    margin-top: 34px;
  }

  .page-products .download-panel {
    margin-top: 8px;
  }

  .page-products .pp-section {
    padding: 68px 0;
  }

  .page-products .section-head {
    margin-bottom: 34px;
  }

  .page-products .section-head .section-title {
    font-size: 36px;
  }

  .page-products .pad-grid {
    grid-template-columns: 1.02fr 0.98fr;
    gap: 34px;
    align-items: start;
  }

  .page-products .member-grid {
    grid-template-columns: 0.92fr 1.08fr;
    gap: 32px;
    align-items: start;
  }

  .page-products .changelog-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 32px;
    align-items: start;
  }

  .page-products .snag-list {
    gap: 16px;
  }

  .page-products .snag-media {
    margin-bottom: 32px;
  }

  .page-products .next-grid {
    gap: 20px;
  }

  .page-products .next-card {
    padding: 26px;
  }
}