.page-products {
  --pp-card: rgba(13, 42, 68, 0.78);
  --pp-card-soft: rgba(23, 63, 95, 0.5);
  --pp-glow: rgba(53, 224, 208, 0.16);
  background:
    radial-gradient(1100px 520px at 16% -10%, rgba(23, 63, 95, 0.9), transparent 62%),
    linear-gradient(180deg, #071A2B 0%, #071A2B 62%, #0A2136 100%);
  color: var(--fog);
  overflow-x: hidden;
}

.page-products .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  width: min(100% - 2 * var(--gutter), var(--shell));
  margin: 0 auto;
  padding: clamp(18px, 3vw, 32px) 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-products .crumbs a {
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .crumbs a:hover,
.page-products .crumbs a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--line-cyan);
}

.page-products .pp-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  width: min(100% - 2 * var(--gutter), var(--shell));
  margin: 0 auto;
  padding: clamp(26px, 4vw, 52px) 0 clamp(38px, 6vw, 76px);
}

.page-products .pp-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pp-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-products .pp-hero__lead {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.8;
  color: var(--steel);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pp-hero__points {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .pp-hero__points li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(234, 241, 245, 0.78);
}

.page-products .pp-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--jade);
  box-shadow: 0 0 0 4px rgba(47, 175, 154, 0.14);
}

.page-products .pp-summary {
  position: relative;
  padding: 22px 22px 20px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(160deg, rgba(23, 63, 95, 0.92), rgba(10, 33, 54, 0.94));
  box-shadow: var(--shadow);
}

.page-products .pp-summary::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px dashed rgba(216, 168, 78, 0.18);
  border-radius: calc(var(--radius-lg) - 6px);
  pointer-events: none;
}

.page-products .pp-summary__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-summary__badge {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--gold-soft);
}

.page-products .pp-summary__stamp {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid var(--line-cyan);
  color: var(--cyan);
}

.page-products .pp-summary__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-products .pp-summary__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-summary__list li:last-child {
  border-bottom: 0;
}

.page-products .pp-summary__name {
  font-size: 14px;
  color: var(--fog);
}

.page-products .pp-summary__val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--amber);
}

.page-products .pp-summary__note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(155, 179, 200, 0.92);
}

.page-products .pp-summary__link {
  display: inline-block;
  margin-top: 14px;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 2px;
}

.page-products .pp-summary__link:hover,
.page-products .pp-summary__link:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--line-gold);
}

/* ---------- 粘性目录 ---------- */
.page-products .pp-toc {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 0;
  background: rgba(7, 26, 43, 0.94);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  scrollbar-width: none;
}

.page-products .pp-toc::-webkit-scrollbar {
  display: none;
}

.page-products .pp-toc__hint {
  flex: 0 0 auto;
  margin-left: max(var(--gutter), calc((100% - var(--shell)) / 2));
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-products .pp-toc__list {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0 max(var(--gutter), 0px) 0 0;
  list-style: none;
}

.page-products .pp-toc__list a {
  display: block;
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 13px;
  color: rgba(155, 179, 200, 0.95);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .pp-toc__list a:hover,
.page-products .pp-toc__list a:focus-visible {
  color: var(--fog);
  border-color: var(--line);
}

.page-products .pp-toc__list a.is-current {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 600;
}

/* ---------- 章节骨架 ---------- */
.page-products .pp-sec {
  padding: clamp(52px, 8vw, 104px) 0;
}

.page-products .pp-sec .sec-head {
  margin-bottom: clamp(24px, 4vw, 38px);
}

.page-products .sec-no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-products .sec-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.2vw, 36px);
  line-height: 1.24;
  color: var(--fog);
}

.page-products .sec-sub {
  margin: 12px 0 0;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--steel);
}

/* ---------- 视觉容器 ---------- */
.page-products .pp-visual {
  position: relative;
  margin: 0 0 clamp(24px, 4vw, 36px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--pp-card-soft);
}

.page-products .pp-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .pp-visual--wide img {
  aspect-ratio: 16 / 9;
}

.page-products .pp-visual .media__label {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(7, 26, 43, 0.82);
  border: 1px solid var(--line-gold);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--gold-soft);
}

/* ---------- 方案卡 ---------- */
.page-products .pp-plan-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .pp-plan {
  position: relative;
  padding: 22px 20px 20px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--pp-card);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-products .pp-plan::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--gold), rgba(216, 168, 78, 0.15));
}

.page-products .pp-plan:hover {
  transform: translateY(-3px);
  border-color: var(--line-gold);
}

.page-products .pp-plan .archive-card__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--steel);
}

.page-products .pp-plan .archive-card__tag {
  margin-top: 10px;
}

.page-products .pp-plan .archive-card__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.6vw, 21px);
  line-height: 1.4;
  color: var(--fog);
}

.page-products .pp-plan__list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-products .pp-plan__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(234, 241, 245, 0.76);
}

.page-products .pp-plan__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--cyan);
  opacity: 0.85;
}

/* ---------- 价格表 ---------- */
.page-products .pp-sec--table {
  background: linear-gradient(180deg, rgba(13, 42, 68, 0.55), rgba(7, 26, 43, 0));
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow-x: auto;
  background: rgba(10, 33, 54, 0.86);
  box-shadow: var(--shadow);
}

.page-products .pp-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .pp-table__caption {
  caption-side: top;
  padding: 14px 18px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--gold-soft);
  background: rgba(227, 154, 59, 0.08);
  border-bottom: 1px solid rgba(227, 154, 59, 0.24);
}

.page-products .pp-table thead th {
  padding: 14px 18px;
  text-align: left;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: #08192a;
  background: linear-gradient(180deg, #efa942, #cf8329);
  white-space: nowrap;
}

.page-products .pp-table tbody th {
  padding: 16px 18px;
  text-align: left;
  font-weight: 700;
  color: var(--fog);
  white-space: nowrap;
  vertical-align: top;
}

.page-products .pp-table tbody td {
  padding: 16px 18px;
  vertical-align: top;
  line-height: 1.68;
  color: rgba(234, 241, 245, 0.78);
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-table tbody th {
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-table tbody td.pp-num {
  white-space: nowrap;
  color: var(--amber);
  font-weight: 600;
}

.page-products .pp-table tbody tr {
  transition: background 0.22s var(--ease);
}

.page-products .pp-table tbody tr:hover {
  background: rgba(227, 154, 59, 0.09);
}

.page-products .pp-table__foot {
  margin: 0;
  padding: 14px 18px;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(155, 179, 200, 0.95);
  border-top: 1px solid rgba(227, 154, 59, 0.22);
  background: rgba(227, 154, 59, 0.06);
}

/* ---------- 时间轴 ---------- */
.page-products .pp-sec--cycle {
  background: linear-gradient(180deg, rgba(10, 33, 54, 0.72), rgba(7, 26, 43, 0.2));
}

.page-products .pp-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-products .pp-timeline__node {
  position: relative;
  padding: 22px 20px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--pp-card);
}

.page-products .pp-timeline__dot {
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 5px rgba(227, 154, 59, 0.16);
  margin-bottom: 14px;
}

.page-products .pp-timeline__period {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: 0.04em;
  color: var(--gold-soft);
}

.page-products .pp-timeline__price {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-products .pp-timeline__price span {
  font-size: 13px;
  font-weight: 400;
  color: var(--steel);
}

.page-products .pp-timeline__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--line-soft);
  padding-top: 14px;
}

.page-products .pp-timeline__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.68;
  color: rgba(234, 241, 245, 0.76);
}

.page-products .pp-timeline__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.64em;
  width: 7px;
  height: 1.5px;
  background: var(--steel);
}

/* ---------- 对比栏 ---------- */
.page-products .pp-compare {
  display: grid;
  gap: 16px;
}

.page-products .pp-compare__col {
  padding: 22px 20px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--pp-card);
}

.page-products .pp-compare__col--first {
  border-top: 3px solid var(--cyan);
}

.page-products .pp-compare__col--renew {
  border-top: 3px solid var(--amber);
}

.page-products .pp-compare__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-products .pp-compare__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3vw, 24px);
  color: var(--fog);
}

.page-products .pp-compare__dl {
  margin: 16px 0 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-compare__dl dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pp-compare__dl dd {
  margin: 5px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(234, 241, 245, 0.8);
}

.page-products .pp-compare__col--first .pp-compare__dl dd .pp-num {
  color: var(--cyan);
}

.page-products .pp-compare__col--renew .pp-compare__dl dd .pp-num {
  color: var(--amber);
}

/* ---------- 会员分层 ---------- */
.page-products .pp-sec--member {
  background:
    linear-gradient(180deg, rgba(23, 63, 95, 0.62), rgba(13, 42, 68, 0.25));
  border-top: 1px solid rgba(216, 168, 78, 0.28);
  border-bottom: 1px solid rgba(216, 168, 78, 0.28);
}

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

.page-products .pp-tier {
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(10, 33, 54, 0.82);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-products .pp-tier:hover {
  transform: translateY(-3px);
}

.page-products .pp-tier--silver {
  border-color: rgba(155, 179, 200, 0.4);
}

.page-products .pp-tier--gold {
  border-color: var(--line-gold);
  background: linear-gradient(160deg, rgba(23, 63, 95, 0.9), rgba(10, 33, 54, 0.9));
}

.page-products .pp-tier--black {
  border-color: rgba(240, 217, 168, 0.5);
  background: linear-gradient(160deg, rgba(216, 168, 78, 0.16), rgba(10, 33, 54, 0.94) 58%);
}

.page-products .pp-tier__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-products .pp-tier__name {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  color: var(--gold-soft);
}

.page-products .pp-tier__list {
  margin: 14px 0 0;
  padding: 14px 0 0;
  list-style: none;
  display: grid;
  gap: 9px;
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-tier__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(234, 241, 245, 0.8);
}

.page-products .pp-tier__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  font-size: 12px;
  line-height: 1.9;
  color: var(--gold);
}

/* ---------- 案例诊断 ---------- */
.page-products .pp-diag {
  display: grid;
  gap: 24px;
}

.page-products .pp-diag__text {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--steel);
}

.page-products .pp-diag__main .btn {
  margin-top: 22px;
}

.page-products .pp-diag__side {
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    linear-gradient(170deg, rgba(23, 63, 95, 0.75), rgba(10, 33, 54, 0.9));
  box-shadow: var(--shadow);
}

.page-products .pp-diag__side-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--fog);
}

.page-products .pp-diag__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-products .pp-diag__list li {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-diag__list li:last-child {
  border-bottom: 0;
}

.page-products .pp-diag__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .pp-diag__v {
  font-size: 14px;
  line-height: 1.65;
  color: rgba(234, 241, 245, 0.82);
}

/* ---------- 流程 ---------- */
.page-products .pp-sec--steps {
  background: linear-gradient(180deg, rgba(10, 33, 54, 0.5), rgba(7, 26, 43, 0.2));
}

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

.page-products .pp-step {
  position: relative;
  padding: 20px 18px 20px 64px;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: rgba(13, 42, 68, 0.6);
}

.page-products .pp-step__no {
  position: absolute;
  left: 18px;
  top: 18px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-products .pp-step__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16.5px;
  color: var(--fog);
}

.page-products .pp-step__text {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 选型建议 ---------- */
.page-products .pp-advice {
  display: grid;
  gap: 16px;
}

.page-products .pp-advice__item {
  display: flex;
  flex-direction: column;
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--pp-card);
  transition: border-color 0.26s var(--ease), transform 0.26s var(--ease);
}

.page-products .pp-advice__item:hover {
  border-color: var(--line-cyan);
  transform: translateY(-3px);
}

.page-products .pp-advice__tag {
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-cyan);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .pp-advice__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--fog);
}

.page-products .pp-advice__text {
  margin: 10px 0 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

.page-products .pp-advice__link {
  margin-top: 16px;
  align-self: flex-start;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease);
}

.page-products .pp-advice__link:hover,
.page-products .pp-advice__link:focus-visible {
  color: var(--cyan);
}

/* ---------- 收尾带 ---------- */
.page-products .pp-cta-band {
  padding: clamp(34px, 6vw, 60px) 0;
  border-top: 1px solid var(--line-gold);
  background: linear-gradient(120deg, rgba(216, 168, 78, 0.14), rgba(7, 26, 43, 0.4) 55%);
}

.page-products .pp-cta-band__inner {
  display: grid;
  gap: 20px;
  align-items: center;
}

.page-products .pp-cta-band__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 30px);
  color: var(--fog);
}

.page-products .pp-cta-band__text {
  margin: 10px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

.page-products .pp-cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 中等屏 ---------- */
@media (min-width: 640px) {
  .page-products .pp-plan-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-products .pp-hero {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(32px, 5vw, 72px);
  }

  .page-products .pp-hero__aside {
    margin-top: 10px;
  }

  .page-products .pp-diag {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 52px);
  }

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

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

  .page-products .pp-cta-band__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    justify-items: end;
  }

  .page-products .pp-cta-band__actions {
    justify-content: flex-end;
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
  }

  .page-products .pp-step {
    padding: 52px 16px 20px;
  }

  .page-products .pp-step__no {
    left: 16px;
    top: 18px;
    font-size: 22px;
  }
}

/* ---------- 宽屏时间轴 ---------- */
@media (min-width: 860px) {
  .page-products .pp-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    position: relative;
    padding-top: 6px;
  }

  .page-products .pp-timeline::before {
    content: "";
    position: absolute;
    left: 8%;
    right: 8%;
    top: 12px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, rgba(227, 154, 59, 0.15), var(--amber), rgba(227, 154, 59, 0.15));
  }

  .page-products .pp-timeline__node {
    border: 0;
    border-radius: 0;
    background: transparent;
    padding: 26px 18px 0;
  }

  .page-products .pp-timeline__node::before {
    content: "";
    position: absolute;
    left: 18px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--amber);
    box-shadow: 0 0 0 5px rgba(227, 154, 59, 0.16);
  }

  .page-products .pp-timeline__dot {
    display: none;
  }

  .page-products .pp-timeline__node + .pp-timeline__node {
    border-left: 1px solid var(--line-soft);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-plan,
  .page-products .pp-tier,
  .page-products .pp-advice__item {
    transition: none;
  }

  .page-products .pp-plan:hover,
  .page-products .pp-tier:hover,
  .page-products .pp-advice__item:hover {
    transform: none;
  }
}
<<<END>>>