.page-products {
  --off-radius: 20px;
  --off-radius-sm: 12px;
  --off-panel: rgba(244, 247, 245, .04);
  --off-soft: rgba(244, 247, 245, .74);
  --off-dim: rgba(244, 247, 245, .6);
  background: var(--ink-green);
  color: var(--cool-white);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-products .off-crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 30px;
  padding-bottom: 4px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gray-green);
}

.page-products .off-crumb a {
  color: var(--pale-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .off-crumb a:hover,
.page-products .off-crumb a:focus-visible {
  color: var(--sand-gold);
  border-color: var(--line-gold-strong);
}

/* ---------- 首屏 ---------- */
.page-products .off-hero {
  position: relative;
  padding: 18px 0 72px;
  overflow: hidden;
}

.page-products .off-hero::before {
  content: "";
  position: absolute;
  top: -120px;
  left: -18%;
  right: -18%;
  height: 560px;
  background:
    repeating-linear-gradient(96deg, rgba(216, 178, 106, .10) 0 1px, transparent 1px 82px),
    repeating-linear-gradient(6deg, rgba(216, 178, 106, .06) 0 1px, transparent 1px 64px);
  transform: skewY(-3deg);
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 86%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 86%);
}

.page-products .off-hero__inner {
  position: relative;
  display: grid;
  gap: 40px;
  align-items: center;
}

.page-products .off-hero h1 {
  margin: 16px 0 18px;
  font-size: clamp(2rem, 6.2vw, 3.5rem);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -.02em;
}

.page-products .off-hero__lead {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--off-soft);
}

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

.page-products .off-hero__points li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding-left: 14px;
  border-left: 1px solid var(--line-gold);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--off-soft);
}

.page-products .off-hero__points .mono {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--sand-gold);
}

.page-products .off-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .off-hero__visual {
  display: flex;
  justify-content: center;
}

.page-products .off-hero__visual .off-phone {
  width: min(310px, 76vw);
  height: auto;
  filter: drop-shadow(0 30px 60px rgba(0, 0, 0, .45));
}

/* ---------- 章节标题 ---------- */
.page-products .off-head {
  max-width: 62ch;
  margin-bottom: 34px;
}

.page-products .off-head h2 {
  margin: 12px 0 14px;
  font-size: clamp(1.5rem, 3.8vw, 2.25rem);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -.015em;
}

.page-products .off-head__lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--off-soft);
}

.page-products .section--light .off-head h2 {
  color: var(--charcoal);
}

.page-products .section--light .off-head__lead {
  color: rgba(18, 24, 26, .72);
}

/* ---------- 三端场景 ---------- */
.page-products .off-views__grid {
  display: grid;
  gap: 18px;
  margin-bottom: 34px;
}

.page-products .off-view-card {
  position: relative;
  padding: 26px 22px 24px;
  background: linear-gradient(165deg, rgba(31, 111, 92, .3), rgba(8, 32, 29, .9));
  border: 1px solid var(--line-gold);
  border-radius: var(--off-radius);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), 0 100%);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .off-view-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-gold-strong);
}

.page-products .off-view-card__no {
  display: block;
  margin-bottom: 12px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--sand-gold);
}

.page-products .off-view-card h3 {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-products .off-view-card p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--off-soft);
}

.page-products .off-view-card .off-view-card__fit {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-gold);
  font-size: 12.5px;
  color: var(--pale-gold);
}

.page-products .off-views__media {
  margin: 0;
}

/* ---------- 竖屏分区导览 ---------- */
.page-products .off-guide__stage {
  position: relative;
  display: grid;
  gap: 26px;
}

.page-products .off-guide__steps {
  order: 2;
  display: grid;
  gap: 12px;
}

.page-products .off-guide__view {
  order: 1;
  display: flex;
  justify-content: center;
}

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

.page-products .off-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 20px;
  border: 1px solid var(--line-gold);
  border-radius: var(--off-radius-sm);
  background: var(--off-panel);
  cursor: pointer;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .off-step:hover {
  transform: translateY(-2px);
  border-color: var(--line-gold-strong);
}

.page-products .off-step__no {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-gold-strong);
  border-radius: 50%;
  font-size: 12px;
  color: var(--sand-gold);
}

.page-products .off-step__body {
  display: grid;
  gap: 6px;
}

.page-products .off-step__body strong {
  font-size: 15.5px;
  font-weight: 700;
}

.page-products .off-step__body span {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--off-dim);
}

.page-products #off-zone-1:checked ~ .off-guide__steps [for="off-zone-1"],
.page-products #off-zone-2:checked ~ .off-guide__steps [for="off-zone-2"],
.page-products #off-zone-3:checked ~ .off-guide__steps [for="off-zone-3"] {
  border-color: var(--line-gold-strong);
  background: linear-gradient(150deg, rgba(228, 130, 58, .14), rgba(8, 32, 29, .72));
  box-shadow: inset 3px 0 0 var(--amber);
}

.page-products #off-zone-1:focus-visible ~ .off-guide__steps [for="off-zone-1"],
.page-products #off-zone-2:focus-visible ~ .off-guide__steps [for="off-zone-2"],
.page-products #off-zone-3:focus-visible ~ .off-guide__steps [for="off-zone-3"] {
  outline: 2px solid var(--sand-gold);
  outline-offset: 2px;
}

.page-products .off-guide__media {
  margin: 0;
  width: min(320px, 74vw);
}

.page-products .off-phone__frame {
  fill: var(--night-green);
  stroke: var(--line-gold);
  stroke-width: 2;
}

.page-products .off-phone__notch {
  fill: rgba(216, 178, 106, .35);
}

.page-products .zx {
  fill: rgba(244, 247, 245, .035);
  stroke: rgba(216, 178, 106, .28);
  stroke-width: 1.5;
}

.page-products .zx-bar {
  fill: rgba(216, 178, 106, .22);
}

.page-products .zx-line {
  fill: none;
  stroke: rgba(244, 247, 245, .24);
  stroke-width: 1.6;
  stroke-linecap: round;
}

.page-products .zx-dot {
  fill: rgba(216, 178, 106, .55);
}

.page-products .off-phone__hi {
  fill: rgba(228, 130, 58, .16);
  stroke: var(--amber);
  stroke-width: 2;
  opacity: 0;
  transition: opacity var(--dur-slow) var(--ease);
}

.page-products #off-zone-1:checked ~ .off-guide__view .hi-1,
.page-products #off-zone-2:checked ~ .off-guide__view .hi-2,
.page-products #off-zone-3:checked ~ .off-guide__view .hi-3 {
  opacity: 1;
}

/* ---------- 关注列表 ---------- */
.page-products .off-follow__stage {
  position: relative;
}

.page-products .off-follow__tabs,
.page-products .off-preview__switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-products .off-tab {
  padding: 10px 18px;
  border: 1px solid rgba(18, 24, 26, .2);
  border-radius: 999px;
  font-size: 13.5px;
  color: rgba(18, 24, 26, .68);
  background: transparent;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .off-tab:hover {
  transform: translateY(-2px);
  border-color: rgba(18, 24, 26, .4);
}

.page-products #off-tab-1:checked ~ .off-follow__tabs [for="off-tab-1"],
.page-products #off-tab-2:checked ~ .off-follow__tabs [for="off-tab-2"],
.page-products #off-tab-3:checked ~ .off-follow__tabs [for="off-tab-3"] {
  background: var(--ink-green);
  color: var(--pale-gold);
  border-color: var(--ink-green);
}

.page-products #off-tab-1:focus-visible ~ .off-follow__tabs [for="off-tab-1"],
.page-products #off-tab-2:focus-visible ~ .off-follow__tabs [for="off-tab-2"],
.page-products #off-tab-3:focus-visible ~ .off-follow__tabs [for="off-tab-3"] {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-products .off-follow__panel {
  display: none;
}

.page-products #off-tab-1:checked ~ .off-follow__panels .a-1,
.page-products #off-tab-2:checked ~ .off-follow__panels .a-2,
.page-products #off-tab-3:checked ~ .off-follow__panels .a-3 {
  display: block;
}

.page-products .off-follow__note {
  margin: 0 0 18px;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(18, 24, 26, .76);
}

.page-products .off-rows {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .off-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, .62);
  border-radius: 14px 14px 14px 4px;
  border-left: 3px solid var(--turf-green);
}

.page-products .off-row__name {
  font-size: 14.5px;
  color: var(--charcoal);
}

.page-products .off-row__form {
  display: flex;
  gap: 5px;
  flex: 0 0 auto;
}

.page-products .fb {
  display: block;
  width: 13px;
  height: 6px;
  border-radius: 2px;
}

.page-products .fb.l2 { background: rgba(18, 24, 26, .16); }
.page-products .fb.l3 { background: rgba(31, 111, 92, .38); }
.page-products .fb.l4 { background: rgba(31, 111, 92, .72); }
.page-products .fb.l5 { background: var(--amber); }

.page-products .off-follow__media {
  margin: 0;
}

/* ---------- 提醒档位 ---------- */
.page-products .off-alert__box {
  position: relative;
}

.page-products .off-alert__levels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 22px;
}

.page-products .off-level {
  display: grid;
  gap: 6px;
  padding: 18px 14px;
  border: 1px solid var(--line-gold);
  border-radius: var(--off-radius-sm);
  background: var(--off-panel);
  cursor: pointer;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .off-level:hover {
  transform: translateY(-2px);
  border-color: var(--line-gold-strong);
}

.page-products .off-level__num {
  font-size: clamp(1.7rem, 6vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -.04em;
  color: rgba(244, 247, 245, .42);
  transition: color var(--dur) var(--ease);
}

.page-products .off-level__unit {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gray-green);
}

.page-products #off-alert-1:checked ~ .off-alert__levels [for="off-alert-1"],
.page-products #off-alert-2:checked ~ .off-alert__levels [for="off-alert-2"],
.page-products #off-alert-3:checked ~ .off-alert__levels [for="off-alert-3"] {
  border-color: var(--amber);
  background: linear-gradient(160deg, rgba(228, 130, 58, .18), rgba(8, 32, 29, .66));
}

.page-products #off-alert-1:checked ~ .off-alert__levels [for="off-alert-1"] .off-level__num,
.page-products #off-alert-2:checked ~ .off-alert__levels [for="off-alert-2"] .off-level__num,
.page-products #off-alert-3:checked ~ .off-alert__levels [for="off-alert-3"] .off-level__num {
  color: var(--amber);
}

.page-products #off-alert-1:focus-visible ~ .off-alert__levels [for="off-alert-1"],
.page-products #off-alert-2:focus-visible ~ .off-alert__levels [for="off-alert-2"],
.page-products #off-alert-3:focus-visible ~ .off-alert__levels [for="off-alert-3"] {
  outline: 2px solid var(--sand-gold);
  outline-offset: 2px;
}

.page-products .off-alert__panel {
  display: none;
  padding: 22px 22px 24px;
  border-top: 2px solid var(--amber);
  background: linear-gradient(170deg, rgba(31, 111, 92, .22), rgba(8, 32, 29, .72));
  border-radius: 0 0 var(--off-radius) var(--off-radius);
}

.page-products #off-alert-1:checked ~ .off-alert__panels .a-1,
.page-products #off-alert-2:checked ~ .off-alert__panels .a-2,
.page-products #off-alert-3:checked ~ .off-alert__panels .a-3 {
  display: block;
}

.page-products .off-alert__panel h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
}

.page-products .off-alert__panel p {
  margin: 0;
  max-width: 54ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--off-soft);
}

.page-products .off-alert__media {
  margin: 30px auto 0;
  width: min(330px, 76vw);
}

/* ---------- 复盘联动 ---------- */
.page-products .off-review__grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

.page-products .off-review__copy p {
  margin: 0 0 20px;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--off-soft);
}

.page-products .off-metrics {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-products .off-metrics li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line-gold);
  border-radius: 10px 10px 10px 3px;
  background: var(--off-panel);
  font-size: 14px;
  color: var(--cool-white);
}

.page-products .off-metrics .mono {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--sand-gold);
}

.page-products .off-review__media {
  margin: 0;
}

/* ---------- 常见问题 ---------- */
.page-products .off-qa__list {
  list-style: none;
  margin: 0 0 42px;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-products .off-qa__list li {
  padding-top: 16px;
  border-top: 1px solid rgba(18, 24, 26, .16);
}

.page-products .off-qa__list h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--charcoal);
}

.page-products .off-qa__list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(18, 24, 26, .72);
}

.page-products .off-preview {
  position: relative;
  max-width: 620px;
  padding: 22px;
  background: rgba(255, 255, 255, .58);
  border-radius: 18px 18px 18px 6px;
}

.page-products .off-tab--dark {
  border-color: rgba(18, 24, 26, .22);
}

.page-products .off-preview__switch {
  margin-bottom: 18px;
}

.page-products #off-skin-day:checked ~ .off-preview__switch [for="off-skin-day"],
.page-products #off-skin-night:checked ~ .off-preview__switch [for="off-skin-night"] {
  background: var(--ink-green);
  color: var(--pale-gold);
  border-color: var(--ink-green);
}

.page-products #off-skin-day:focus-visible ~ .off-preview__switch [for="off-skin-day"],
.page-products #off-skin-night:focus-visible ~ .off-preview__switch [for="off-skin-night"] {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-products .off-preview__screen {
  --pv-bg: var(--warm-sand);
  --pv-fg: var(--charcoal);
  --pv-sub: rgba(18, 24, 26, .6);
  display: grid;
  gap: 8px;
  padding: 24px 22px;
  border-radius: 14px;
  background: var(--pv-bg);
  color: var(--pv-fg);
  transition: background var(--dur-slow) var(--ease), color var(--dur-slow) var(--ease);
}

.page-products #off-skin-night:checked ~ .off-preview__screen {
  --pv-bg: var(--night-green);
  --pv-fg: var(--cool-white);
  --pv-sub: rgba(244, 247, 245, .68);
}

.page-products .off-preview__score {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -.02em;
}

.page-products .off-preview__meta {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--pv-sub);
}

.page-products .off-preview__note {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--pv-sub);
}

/* ---------- 收尾通道 ---------- */
.page-products .off-cta {
  padding-bottom: 60px;
}

.page-products .off-cta__inner {
  display: grid;
  gap: 22px;
  padding: 34px 26px;
  border: 1px solid var(--line-gold);
  border-radius: var(--off-radius);
  background: linear-gradient(150deg, rgba(31, 111, 92, .26), rgba(8, 32, 29, .8));
}

.page-products .off-cta h2 {
  margin: 0 0 10px;
  font-size: clamp(1.35rem, 3.4vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -.015em;
}

.page-products .off-cta p {
  margin: 0;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--off-soft);
}

.page-products .off-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .off-views__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .off-qa__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 36px;
  }

  .page-products .off-qa__list li:last-child {
    grid-column: 1 / -1;
  }

  .page-products .off-cta__inner {
    grid-template-columns: 1.4fr auto;
    align-items: center;
    padding: 40px 36px;
  }
}

@media (min-width: 900px) {
  .page-products .off-hero {
    padding: 34px 0 96px;
  }

  .page-products .off-hero__inner {
    grid-template-columns: 1.05fr .95fr;
    gap: 56px;
  }

  .page-products .off-views__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-products .off-guide__stage {
    grid-template-columns: minmax(0, 1fr) 340px;
    grid-template-areas: "steps view";
    gap: 56px;
    align-items: start;
  }

  .page-products .off-guide__steps {
    order: 0;
    grid-area: steps;
  }

  .page-products .off-guide__view {
    order: 0;
    grid-area: view;
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-products .off-guide__media {
    width: min(300px, 100%);
  }

  .page-products .off-alert__media {
    width: min(360px, 100%);
    margin-top: 36px;
  }

  .page-products .off-review__grid {
    grid-template-columns: 1fr minmax(0, 1.1fr);
    gap: 48px;
    align-items: center;
  }

  .page-products .off-preview__screen {
    padding: 28px 26px;
  }

  .page-products .off-preview__score {
    font-size: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: 60ms !important;
    animation-duration: 60ms !important;
  }

  .page-products .off-view-card:hover,
  .page-products .off-step:hover,
  .page-products .off-level:hover,
  .page-products .off-tab:hover {
    transform: none;
  }
}