.page-products {
  background: var(--c-paper);
  color: var(--c-char);
}

.page-products .breadcrumbs {
  padding-top: clamp(20px, 3vw, 36px);
  font-size: 13px;
  color: #6d7469;
}
.page-products .breadcrumbs a {
  color: var(--c-green);
  text-decoration: none;
}
.page-products .breadcrumbs a:hover {
  text-decoration: underline;
}
.page-products .breadcrumbs span[aria-hidden] {
  margin: 0 8px;
  color: var(--c-rule);
}

/* ---------- 通用页内小标题组 ---------- */
.page-products .pp-head {
  max-width: 64ch;
}
.page-products .pp-head__title {
  margin: 8px 0 0;
}
.page-products .pp-head__lede {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: #4a5148;
}
.page-products .pp-head__lede a {
  color: var(--c-green);
  text-underline-offset: 3px;
}

.page-products .pp-soft {
  background: #E6F0EB;
}

/* ---------- 01 首屏 ---------- */
.page-products .pp-hero {
  padding: clamp(28px, 5vw, 64px) 0 clamp(20px, 3vw, 40px);
}
.page-products .pp-hero__inner {
  display: grid;
  gap: 32px;
}
.page-products .pp-hero__title {
  margin: 12px 0 0;
}
.page-products .pp-hero__lede {
  max-width: 52ch;
  margin: 20px 0 0;
}
.page-products .pp-hero__aside {
  border-left: 1px solid var(--c-rule);
  padding-left: 20px;
}
.page-products .pp-hero__aside ul {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}
.page-products .pp-hero__aside a {
  font-size: 14px;
  color: var(--c-char);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
}
.page-products .pp-hero__aside a:hover {
  color: var(--c-green);
  border-bottom-color: var(--c-ochre);
}

@media (min-width: 900px) {
  .page-products .pp-hero__inner {
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: 72px;
    align-items: end;
  }
}

/* ---------- 02 档位带 ---------- */
.page-products .pp-band {
  padding: clamp(12px, 2vw, 24px) 0 clamp(36px, 5vw, 64px);
}
.page-products .pp-band__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 24px;
  margin-bottom: 20px;
}
.page-products .pp-band__title {
  margin: 0;
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 400;
  letter-spacing: -0.01em;
}
.page-products .pp-band__title .index {
  display: inline-block;
  margin-right: 12px;
  vertical-align: 2px;
}
.page-products .pp-band__note {
  margin: 0;
  font-size: 13px;
  color: #6d7469;
}
.page-products .pp-band__track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(240px, 300px);
  gap: 3px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  padding: 0 var(--gut) 12px;
  scrollbar-width: thin;
}
.page-products .pp-tier {
  position: relative;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 250px;
  padding: 26px 22px 30px;
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}
.page-products .pp-tier--1 { background: #E7F0EB; }
.page-products .pp-tier--2 { background: var(--c-mist); }
.page-products .pp-tier--3 { background: var(--c-green-light); }
.page-products .pp-tier--4 {
  background: var(--c-green);
  color: var(--c-paper);
}
.page-products .pp-tier--4 .index { color: #A9D6C6; }
.page-products .pp-tier__no {
  margin: 0;
}
.page-products .pp-tier__flag {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-paper);
  background: var(--c-ochre);
  padding: 4px 9px;
}
.page-products .pp-tier__name {
  margin: 2px 0 0;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.page-products .pp-tier__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
}
.page-products .pp-tier__meta {
  margin: auto 0 0;
  padding-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  border-top: 1px solid rgba(43, 47, 44, 0.16);
}
.page-products .pp-tier--4 .pp-tier__meta {
  border-top-color: rgba(247, 244, 236, 0.3);
}

/* ---------- 03 产品线 ---------- */
.page-products .pp-lines__fig {
  margin: 36px 0 0;
}
.page-products .pp-lines__grid {
  display: grid;
  gap: 1px;
  margin-top: 40px;
  background: var(--c-rule);
  border-top: 1px solid var(--c-rule);
  border-bottom: 1px solid var(--c-rule);
}
.page-products .pp-line {
  background: var(--c-paper);
  padding: 28px 24px 30px;
}
.page-products .pp-line__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-ochre);
}
.page-products .pp-line h3 {
  margin: 0 0 12px;
  font-size: 19px;
  font-weight: 600;
}
.page-products .pp-line p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: #434a41;
}
.page-products .pp-line__note {
  margin: 0;
  font-size: 13px !important;
  color: #6d7469 !important;
  line-height: 1.7 !important;
}
@media (min-width: 760px) {
  .page-products .pp-lines__grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- 04 档位对照表 ---------- */
.page-products .pp-cmp-wrap {
  margin-top: 32px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}
.page-products .pp-cmp {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 15px;
}
.page-products .pp-cmp__cap {
  text-align: left;
  padding-bottom: 14px;
  font-size: 13px;
  color: #6d7469;
}
.page-products .pp-cmp th,
.page-products .pp-cmp td {
  padding: 16px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-rule);
  line-height: 1.65;
}
.page-products .pp-cmp thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--c-ochre);
  border-bottom: 1px solid var(--c-char);
  white-space: nowrap;
}
.page-products .pp-cmp tbody th {
  font-weight: 600;
  white-space: nowrap;
}
.page-products .pp-cmp tbody tr:hover {
  background: rgba(127, 191, 168, 0.14);
}
.page-products .pp-cmp .pp-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  white-space: nowrap;
}
.page-products .pp-tiers__hint {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: #4a5148;
  max-width: 62ch;
}

/* ---------- 05 包装规格 ---------- */
.page-products .pp-packs__fig {
  margin: 36px 0 0;
}
.page-products .pp-packs {
  display: grid;
  gap: 16px;
  margin-top: 36px;
}
.page-products .pp-pack {
  border: 1px solid var(--c-rule);
  background: #FFFFFF;
  transition: border-color var(--t-fast) var(--ease);
}
.page-products .pp-pack:hover {
  border-color: var(--c-green-mid);
}
.page-products .pp-pack[open] {
  border-color: var(--c-green);
}
.page-products .pp-pack__sum {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 20px;
  cursor: pointer;
  list-style: none;
  font-size: 17px;
  font-weight: 600;
}
.page-products .pp-pack__sum::-webkit-details-marker {
  display: none;
}
.page-products .pp-pack__cue {
  position: relative;
  flex: none;
  width: 12px;
  height: 12px;
  color: var(--c-ochre);
}
.page-products .pp-pack__cue::before,
.page-products .pp-pack__cue::after {
  content: "";
  position: absolute;
  background: currentColor;
}
.page-products .pp-pack__cue::before {
  left: 0;
  top: 5px;
  width: 12px;
  height: 1px;
}
.page-products .pp-pack__cue::after {
  left: 5px;
  top: 0;
  width: 1px;
  height: 12px;
  transition: opacity var(--t-fast) var(--ease);
}
.page-products .pp-pack[open] .pp-pack__cue::after {
  opacity: 0;
}
.page-products .pp-pack__body {
  padding: 0 20px 22px;
}
.page-products .pp-pack__body p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: #4a5148;
}
.page-products .pp-pack__body ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-products .pp-pack__body li {
  position: relative;
  padding: 8px 0 8px 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: #434a41;
  border-top: 1px solid var(--c-rule);
}
.page-products .pp-pack__body li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 8px;
  height: 1px;
  background: var(--c-copper);
}
.page-products .pp-packs__note {
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: #4a5148;
}
.page-products .pp-packs__note a {
  color: var(--c-green);
  text-underline-offset: 3px;
}
@media (min-width: 700px) {
  .page-products .pp-packs {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- 06 选型三步 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}
.page-products .pp-step {
  position: relative;
  padding: 28px 24px 30px;
  background: #FFFFFF;
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}
.page-products .pp-step:nth-child(2) {
  background: #E7F0EB;
}
.page-products .pp-step:nth-child(3) {
  background: #D5E8DF;
}
.page-products .pp-step__no {
  display: block;
  color: var(--c-ochre);
}
.page-products .pp-step h3 {
  margin: 10px 0 12px;
  font-size: 18px;
  font-weight: 600;
}
.page-products .pp-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: #434a41;
}
.page-products .pp-picker__fig {
  margin: 44px 0 0;
}
@media (min-width: 900px) {
  .page-products .pp-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
  }
  .page-products .pp-step + .pp-step::before {
    content: "";
    position: absolute;
    top: 58px;
    left: -48px;
    width: 48px;
    height: 2px;
    background: linear-gradient(90deg, var(--c-copper), var(--c-green-mid));
    transform: rotate(-9deg);
    transform-origin: left center;
    opacity: 0.85;
  }
}

/* ---------- 07 条件自检 ---------- */
.page-products .pp-tuner {
  display: grid;
  gap: 36px;
  margin-top: 36px;
}
.page-products .pp-tune {
  position: relative;
}
.page-products .pp-tune__label {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-ochre);
}
.page-products .pp-tune__i {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.page-products .pp-tune__opts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.page-products .pp-tune__opts label {
  padding: 9px 14px;
  font-size: 13px;
  border: 1px solid var(--c-rule);
  background: var(--c-paper);
  cursor: pointer;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.page-products .pp-tune__opts label:hover {
  border-color: var(--c-green-mid);
  color: var(--c-green);
}
.page-products .pp-tune__out {
  margin-top: 20px;
  padding: 4px 0 4px 18px;
  border-left: 2px solid var(--c-copper);
  min-height: 96px;
}
.page-products .pp-tune__out p {
  display: none;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: #3a4137;
  max-width: 58ch;
}

.page-products #pp-alt-1:checked ~ .pp-tune__opts > :nth-child(1),
.page-products #pp-alt-2:checked ~ .pp-tune__opts > :nth-child(2),
.page-products #pp-alt-3:checked ~ .pp-tune__opts > :nth-child(3),
.page-products #pp-alt-4:checked ~ .pp-tune__opts > :nth-child(4),
.page-products #pp-wall-1:checked ~ .pp-tune__opts > :nth-child(1),
.page-products #pp-wall-2:checked ~ .pp-tune__opts > :nth-child(2),
.page-products #pp-wall-3:checked ~ .pp-tune__opts > :nth-child(3),
.page-products #pp-wall-4:checked ~ .pp-tune__opts > :nth-child(4),
.page-products #pp-wall-5:checked ~ .pp-tune__opts > :nth-child(5) {
  background: var(--c-green);
  border-color: var(--c-green);
  color: var(--c-paper);
}

.page-products #pp-alt-1:checked ~ .pp-tune__out > :nth-child(1),
.page-products #pp-alt-2:checked ~ .pp-tune__out > :nth-child(2),
.page-products #pp-alt-3:checked ~ .pp-tune__out > :nth-child(3),
.page-products #pp-alt-4:checked ~ .pp-tune__out > :nth-child(4),
.page-products #pp-wall-1:checked ~ .pp-tune__out > :nth-child(1),
.page-products #pp-wall-2:checked ~ .pp-tune__out > :nth-child(2),
.page-products #pp-wall-3:checked ~ .pp-tune__out > :nth-child(3),
.page-products #pp-wall-4:checked ~ .pp-tune__out > :nth-child(4),
.page-products #pp-wall-5:checked ~ .pp-tune__out > :nth-child(5) {
  display: block;
}

.page-products #pp-alt-1:focus-visible ~ .pp-tune__opts > :nth-child(1),
.page-products #pp-alt-2:focus-visible ~ .pp-tune__opts > :nth-child(2),
.page-products #pp-alt-3:focus-visible ~ .pp-tune__opts > :nth-child(3),
.page-products #pp-alt-4:focus-visible ~ .pp-tune__opts > :nth-child(4),
.page-products #pp-wall-1:focus-visible ~ .pp-tune__opts > :nth-child(1),
.page-products #pp-wall-2:focus-visible ~ .pp-tune__opts > :nth-child(2),
.page-products #pp-wall-3:focus-visible ~ .pp-tune__opts > :nth-child(3),
.page-products #pp-wall-4:focus-visible ~ .pp-tune__opts > :nth-child(4),
.page-products #pp-wall-5:focus-visible ~ .pp-tune__opts > :nth-child(5) {
  outline: 2px solid var(--c-ochre);
  outline-offset: 2px;
}

@media (min-width: 980px) {
  .page-products .pp-tuner {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
  }
}

/* ---------- 08 手册 ---------- */
.page-products .pp-manuals__grid {
  display: grid;
  gap: 40px;
}
.page-products .pp-manuals__list {
  margin-top: 28px;
}
.page-products .pp-man {
  border-bottom: 1px solid var(--c-rule);
}
.page-products .pp-man:first-of-type {
  border-top: 1px solid var(--c-rule);
}
.page-products .pp-man__sum {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: 16.5px;
  font-weight: 600;
}
.page-products .pp-man__sum::-webkit-details-marker {
  display: none;
}
.page-products .pp-man__sum::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--c-ochre);
}
.page-products .pp-man[open] .pp-man__sum::after {
  content: "−";
}
.page-products .pp-man__body {
  list-style: none;
  margin: 0;
  padding: 0 0 20px;
}
.page-products .pp-man__body li {
  position: relative;
  padding: 7px 0 7px 24px;
  font-size: 14.5px;
  line-height: 1.75;
  color: #4a5148;
}
.page-products .pp-man__body li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 16px;
  width: 11px;
  height: 1px;
  background: var(--c-copper);
}
.page-products .pp-manuals__note {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: #4a5148;
}
.page-products .pp-manuals__fig {
  margin: 0;
}
@media (min-width: 1000px) {
  .page-products .pp-manuals__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }
}

/* ---------- 09 配件 ---------- */
.page-products .pp-parts__grid {
  display: grid;
  gap: 36px;
  margin-top: 36px;
}
.page-products .pp-parts__fig {
  margin: 0;
}
.page-products .pp-parts__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-products .pp-parts__list > li {
  padding: 20px 0;
  border-bottom: 1px solid var(--c-rule);
}
.page-products .pp-parts__list > li:first-child {
  border-top: 1px solid var(--c-rule);
}
.page-products .pp-parts__list h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
}
.page-products .pp-parts__list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #4a5148;
}
@media (min-width: 960px) {
  .page-products .pp-parts__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 56px;
    align-items: start;
  }
}

/* ---------- 10 常见疑问 ---------- */
.page-products .pp-faq__list {
  margin: 32px 0 0;
}
.page-products .pp-faq__item {
  padding: 26px 0;
  border-bottom: 1px solid rgba(14, 46, 39, 0.16);
}
.page-products .pp-faq__item:first-child {
  border-top: 1px solid rgba(14, 46, 39, 0.16);
}
.page-products .pp-faq__item dt {
  margin-bottom: 12px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
}
.page-products .pp-faq__item dd {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: #434a41;
}
.page-products .pp-faq__item dd a {
  color: var(--c-green);
  text-underline-offset: 3px;
}

/* ---------- 结尾行动区 ---------- */
.page-products .pp-cta {
  position: relative;
  overflow: hidden;
  background: var(--c-ink);
  color: var(--c-paper);
}
.page-products .pp-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 84% 18%, rgba(185, 138, 75, 0.22), transparent 52%),
    radial-gradient(circle at 8% 92%, rgba(46, 140, 114, 0.32), transparent 58%);
}
.page-products .pp-cta__inner {
  position: relative;
}
.page-products .pp-cta .index {
  color: var(--c-green-light);
}
.page-products .pp-cta__title {
  margin: 10px 0 0;
  color: var(--c-paper);
}
.page-products .pp-cta__lede {
  margin: 20px 0 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.85;
  color: #CFE3DA;
}
.page-products .pp-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}
.page-products .pp-cta .btn--ghost {
  color: var(--c-paper);
  border-color: rgba(247, 244, 236, 0.42);
}
.page-products .pp-cta .btn--ghost:hover {
  border-color: var(--c-copper);
  color: var(--c-copper);
}

/* ---------- 图片基础 ---------- */
.page-products img {
  display: block;
  max-width: 100%;
  height: auto;
}
.page-products .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 679px) {
  .page-products .pp-band__track {
    grid-auto-columns: minmax(220px, 82vw);
  }
  .page-products .pp-tier {
    min-height: 220px;
    padding: 22px 18px 24px;
  }
  .page-products .pp-tune__out {
    padding-left: 14px;
  }
  .page-products .pp-cta__acts .btn {
    width: 100%;
    text-align: center;
  }
}