.page-products {
  --case-gap: 24px;
  --case-edge: rgba(90, 125, 147, 0.28);
  background: var(--c-ink);
  color: var(--c-mist);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .case-hero {
  position: relative;
  padding-top: 40px;
  overflow: hidden;
}

.page-products .case-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: min(760px, 90vw);
  height: min(760px, 90vw);
  background: radial-gradient(circle, rgba(53, 224, 208, 0.14), rgba(53, 224, 208, 0) 66%);
  pointer-events: none;
}

.page-products .case-hero__grid {
  display: grid;
  gap: 40px;
  margin-top: 28px;
  align-items: start;
}

.page-products .case-hero__copy h1 {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(2.3rem, 7vw, 4.1rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--c-mist);
}

.page-products .case-hero__lead {
  margin: 24px 0 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-products .case-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.page-products .case-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 16px;
  margin: 36px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--case-edge);
}

.page-products .case-figures__item dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-slate);
}

.page-products .case-figures__item dd {
  margin: 8px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(1.5rem, 4vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--c-mist);
  line-height: 1;
}

.page-products .case-figures__item dd span {
  margin-left: 5px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--c-cyan);
}

.page-products .case-hero__figure {
  position: relative;
  margin: 0;
}

.page-products .case-hero__figure::before {
  content: "";
  position: absolute;
  inset: 14% -4% -6% 16%;
  background: linear-gradient(140deg, rgba(53, 224, 208, 0.2), rgba(255, 122, 89, 0.14));
  transform: skewY(-6deg);
  z-index: 0;
}

.page-products .case-hero__figure img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-products .case-hero__figure figcaption {
  position: relative;
  z-index: 1;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  line-height: 1.7;
  color: var(--c-slate);
}

.page-products .case-legend {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .case-legend li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--c-slate);
}

.page-products .case-legend__key {
  width: 9px;
  height: 9px;
  display: inline-block;
  transform: rotate(45deg);
}

.page-products .case-legend__key--cyan { background: var(--c-cyan); }
.page-products .case-legend__key--coral { background: var(--c-coral); }
.page-products .case-legend__key--sand { background: var(--c-sand); }

/* ---------- 章节头 ---------- */
.page-products .case-head {
  max-width: 68ch;
  margin-bottom: 32px;
}

.page-products .case-head h2 {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(1.7rem, 4.4vw, 2.7rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--c-mist);
}

.page-products .case-head__desc {
  margin: 16px 0 0;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--c-slate);
}

/* ---------- 精选样例 ---------- */
.page-products .case-gallery {
  background: var(--c-ink-2);
  border-top: 1px solid var(--case-edge);
  border-bottom: 1px solid var(--case-edge);
}

.page-products .case-filter {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}

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

.page-products .case-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border: 1px solid rgba(90, 125, 147, 0.45);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--c-slate);
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-products .case-pill:hover {
  border-color: var(--c-cyan);
  color: var(--c-mist);
}

.page-products .case-pill__num {
  font-size: 0.68rem;
  color: var(--c-sand);
}

.page-products .case-filter__input:checked + .case-pill {
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  color: var(--c-ink);
}

.page-products .case-filter__input:checked + .case-pill .case-pill__num {
  color: var(--c-ink);
  opacity: 0.7;
}

.page-products .case-filter__input:focus-visible + .case-pill {
  outline: 2px solid var(--c-coral);
  outline-offset: 2px;
}

.page-products #ind-retail:checked ~ .case-masonry .case-card:not([data-ind="retail"]),
.page-products #ind-edu:checked ~ .case-masonry .case-card:not([data-ind="edu"]),
.page-products #ind-tour:checked ~ .case-masonry .case-card:not([data-ind="tour"]),
.page-products #ind-life:checked ~ .case-masonry .case-card:not([data-ind="life"]),
.page-products #ind-make:checked ~ .case-masonry .case-card:not([data-ind="make"]),
.page-products #ind-pro:checked ~ .case-masonry .case-card:not([data-ind="pro"]) {
  display: none;
}

.page-products .case-masonry {
  columns: 1;
  column-gap: var(--case-gap);
}

.page-products .case-card {
  break-inside: avoid;
  margin: 0 0 var(--case-gap);
  padding: 22px;
  background: var(--c-panel);
  border: 1px solid var(--case-edge);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.page-products .case-card--accent {
  border-top: 2px solid var(--c-coral);
}

.page-products .case-card:hover {
  transform: translateY(-4px);
  border-color: rgba(53, 224, 208, 0.55);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.36), 0 0 0 1px rgba(53, 224, 208, 0.16);
}

.page-products .case-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.page-products .case-card__no {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--c-sand);
}

.page-products .case-card__media {
  margin: 0 0 16px;
}

.page-products .case-card__media img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .case-card__title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.16rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-products .case-card__desc {
  margin: 10px 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--c-slate);
}

.page-products .case-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(90, 125, 147, 0.35);
}

.page-products .case-card__meta div {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-products .case-card__meta dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--c-line);
}

.page-products .case-card__meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--c-cyan);
}

.page-products .case-masonry__more {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--c-slate);
}

/* ---------- 行业条带 ---------- */
.page-products .ind-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 82%;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 12px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .ind-rail::-webkit-scrollbar {
  height: 4px;
}

.page-products .ind-rail::-webkit-scrollbar-track {
  background: rgba(90, 125, 147, 0.18);
}

.page-products .ind-rail::-webkit-scrollbar-thumb {
  background: var(--c-cyan);
}

.page-products .ind-card {
  scroll-snap-align: start;
  padding: 24px;
  background: linear-gradient(160deg, rgba(16, 40, 59, 0.95), rgba(11, 34, 57, 0.95));
  border: 1px solid var(--case-edge);
  border-left: 2px solid var(--c-teal);
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease);
}

.page-products .ind-card:hover {
  border-left-color: var(--c-cyan);
  transform: translateY(-3px);
}

.page-products .ind-card__icon {
  display: inline-flex;
  color: var(--c-cyan);
}

.page-products .ind-card__name {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-products .ind-card__count {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--c-sand);
}

.page-products .ind-card__desc {
  margin: 12px 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--c-slate);
}

.page-products .ind-card__use {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--c-mist);
}

.page-products .ind-card__use span {
  display: block;
  margin-bottom: 4px;
  color: var(--c-line);
  letter-spacing: 0.1em;
}

/* ---------- 样例类型 ---------- */
.page-products .case-types {
  background: var(--c-ink-2);
  border-top: 1px solid var(--case-edge);
  border-bottom: 1px solid var(--case-edge);
}

.page-products .type-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: type;
}

.page-products .type-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  padding: 26px 0;
  border-top: 1px solid var(--case-edge);
}

.page-products .type-item:last-child {
  border-bottom: 1px solid var(--case-edge);
}

.page-products .type-item__no {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 6vw, 3.2rem);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-stroke: 1px var(--c-sand);
  opacity: 0.85;
}

.page-products .type-item__title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.14rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-products .type-item__desc {
  margin: 10px 0 0;
  max-width: 64ch;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-products .type-item__use {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--c-cyan);
}

.page-products .type-item__use span {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 7px;
  background: rgba(27, 127, 130, 0.35);
  color: var(--c-mist);
  letter-spacing: 0.1em;
}

/* ---------- 流程 ---------- */
.page-products .flow-list {
  display: grid;
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .flow-item {
  position: relative;
  padding: 20px 20px 20px 24px;
  background: rgba(16, 40, 59, 0.7);
  border-left: 1px solid rgba(90, 125, 147, 0.35);
}

.page-products .flow-item__dot {
  position: absolute;
  top: 22px;
  left: -4px;
  width: 7px;
  height: 7px;
  transform: rotate(45deg);
  background: var(--c-cyan);
}

.page-products .flow-item__step {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--c-sand);
}

.page-products .flow-item__title {
  margin: 8px 0 0;
  font-family: var(--font-sans);
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--c-mist);
}

.page-products .flow-item__desc {
  margin: 8px 0 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--c-slate);
}

.page-products .flow-figure {
  margin: 36px 0 0;
}

.page-products .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--case-edge);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-products .flow-figure figcaption {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.7;
  color: var(--c-slate);
}

/* ---------- 下一步 ---------- */
.page-products .case-next {
  background: linear-gradient(180deg, var(--c-ink) 0%, var(--c-ink-2) 100%);
}

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

.page-products .next-card {
  position: relative;
  display: block;
  padding: 26px 24px 30px;
  background: var(--c-panel);
  border: 1px solid var(--case-edge);
  color: var(--c-mist);
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), background 0.35s var(--ease);
}

.page-products .next-card:hover {
  transform: translateY(-4px);
  border-color: rgba(53, 224, 208, 0.5);
}

.page-products .next-card--coral {
  background: linear-gradient(155deg, rgba(255, 122, 89, 0.16), rgba(16, 40, 59, 0.95) 62%);
  border-color: rgba(255, 122, 89, 0.45);
}

.page-products .next-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
}

.page-products .next-card--coral .next-card__label {
  color: var(--c-coral);
}

.page-products .next-card__title {
  margin: 10px 0 0;
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-products .next-card__desc {
  margin: 10px 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--c-slate);
}

.page-products .next-card__arrow {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--c-cyan);
  transition: transform 0.3s var(--ease);
}

.page-products .next-card:hover .next-card__arrow {
  transform: translateX(5px);
}

.page-products .next-card--coral .next-card__arrow {
  color: var(--c-coral);
}

.page-products .case-entry-note {
  margin: 32px 0 0;
  padding: 18px 20px;
  max-width: 68ch;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--c-slate);
  background: rgba(27, 127, 130, 0.16);
  border-left: 2px solid var(--c-teal);
}

.page-products .case-entry-note a {
  color: var(--c-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 常见咨询 ---------- */
.page-products .case-faq {
  margin-top: 56px;
}

.page-products .case-faq__title {
  margin: 0 0 18px;
  font-family: var(--font-sans);
  font-size: clamp(1.3rem, 3.4vw, 1.7rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--c-mist);
}

.page-products .faq-item {
  border-top: 1px solid var(--case-edge);
  padding: 4px 0;
}

.page-products .faq-item:last-child {
  border-bottom: 1px solid var(--case-edge);
}

.page-products .faq-item__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-mist);
  list-style: none;
}

.page-products .faq-item__q::-webkit-details-marker {
  display: none;
}

.page-products .faq-item__q::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--c-cyan);
}

.page-products .faq-item[open] .faq-item__q::after {
  content: "−";
}

.page-products .faq-item__q:hover {
  color: var(--c-cyan);
}

.page-products .faq-item__a {
  margin: 0 0 20px;
  max-width: 66ch;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--c-slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .case-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .case-masonry {
    columns: 2;
  }

  .page-products .ind-rail {
    grid-auto-columns: 48%;
  }

  .page-products .type-item {
    grid-template-columns: 96px 1fr;
    gap: 26px;
    padding: 30px 0;
  }

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

@media (min-width: 900px) {
  .page-products .case-hero {
    padding-top: 54px;
  }

  .page-products .case-hero__grid {
    grid-template-columns: 1.12fr 0.88fr;
    gap: 56px;
    align-items: center;
  }

  .page-products .case-hero__lead {
    font-size: 1.05rem;
  }

  .page-products .case-masonry {
    columns: 3;
  }

  .page-products .ind-rail {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow-x: visible;
    padding-bottom: 0;
    gap: 20px;
  }

  .page-products .flow-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

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

@media (min-width: 1120px) {
  .page-products .flow-list {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 18px;
    position: relative;
  }

  .page-products .flow-list::before {
    content: "";
    position: absolute;
    top: 26px;
    left: 6px;
    right: 6px;
    height: 1px;
    background: linear-gradient(90deg, rgba(53, 224, 208, 0.7), rgba(232, 196, 138, 0.35), rgba(53, 224, 208, 0.08));
    pointer-events: none;
  }

  .page-products .flow-item {
    padding: 34px 16px 20px;
    background: transparent;
    border-left: 0;
    border-top: 1px solid rgba(90, 125, 147, 0.3);
  }

  .page-products .flow-item__dot {
    top: -4px;
    left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .case-card,
  .page-products .ind-card,
  .page-products .next-card,
  .page-products .next-card__arrow {
    transition: none;
  }

  .page-products .case-card:hover,
  .page-products .ind-card:hover,
  .page-products .next-card:hover {
    transform: none;
  }
}
<<<END>>>