:root {
  --home-page: var(--page);
}

.home-hero {
  position: relative;
  min-height: 0;
  aspect-ratio: 2560 / 900;
  overflow: hidden;
  color: #fff;
  background: #171716;
}

.home-hero-track,
.home-hero-slide,
.home-hero-media,
.home-hero-image,
.home-hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.home-hero-slide {
  opacity: 0;
  visibility: hidden;
  transition: opacity .8s ease, visibility .8s ease;
}

.home-hero-slide.is-active {
  opacity: 1;
  visibility: visible;
}

.home-hero-media { display: block; }
.home-hero-image { object-fit: cover; object-position: center; }
.home-hero-shade {
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(12, 12, 11, .68) 0%, rgba(12, 12, 11, .30) 38%, rgba(12, 12, 11, .02) 72%);
}

.home-hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  min-height: inherit;
  margin: 0;
  padding: 72px 40px 92px var(--content-gutter);
  box-sizing: border-box;
}

.home-hero-controls {
  position: absolute;
  z-index: 3;
  left: 50%;
  right: auto;
  bottom: clamp(20px, 2.8vw, 32px);
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.hero-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
}

.hero-dot {
  width: 8px;
  height: 8px;
  min-width: 8px;
  min-height: 8px;
  padding: 0;
  border-radius: 50%;
  background: rgba(23, 23, 22, 0.28);
  box-shadow: 0 0 1px rgba(255, 255, 255, 0.5);
  border: 0 none;
  cursor: pointer;
  outline: none;
  transition: all 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
  position: relative;
}

.hero-dot::after {
  display: none;
}

.hero-dot:hover {
  background: rgba(238, 76, 42, 0.65);
  transform: scale(1.25);
}

.hero-dot.is-active {
  background: #ee4c2a;
  transform: scale(1.1);
  box-shadow: 0 1px 4px rgba(238, 76, 42, 0.4);
}

.hero-kicker,
.home-eyebrow {
  margin: 0 0 22px;
  color: var(--orange);
  font-family: var(--utility);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .22em;
}

.hero-kicker { color: rgba(255, 255, 255, .74); }
.home-hero h1 {
  max-width: 760px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(64px, 7.4vw, 112px);
  font-weight: 400;
  letter-spacing: -.04em;
  line-height: .98;
}
.home-hero h1 span { font-size: .62em; letter-spacing: -.02em; }
.hero-slogan { margin: 34px 0 0; font-family: var(--display); font-size: clamp(20px, 2vw, 28px); }
.hero-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: max-content;
  margin-top: 38px;
  padding-bottom: 5px;
  border-bottom: 1px solid currentColor;
  font-size: 14px;
  font-weight: 600;
}
.home-text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: max-content;
  min-height: 48px;
  margin-top: 38px;
  padding: 0 30px;
  border: 0;
  border-radius: 999px;
  color: var(--ink);
  background: #eee;
  font-size: 14px;
  font-weight: 700;
  transition: color .22s var(--ease), background-color .22s var(--ease), transform .22s var(--ease);
}
.home-text-link .link-dot,
.home-text-link::before {
  display: block;
  width: 6px;
  height: 6px;
  background: currentColor;
  content: "";
}
.home-text-link .link-dot + span,
.home-text-link span:not(.link-dot) { display: none; }
.home-text-link:hover {
  color: #fff;
  background: var(--ink);
  transform: translateY(-1px);
}
.hero-link { margin-top: 26px; }
.hero-link span,
.home-text-link span { transition: transform .2s var(--ease); }
.hero-link:hover span,
.home-text-link:hover span { transform: translateX(4px); }
.hero-scroll {
  position: absolute;
  z-index: 2;
  bottom: 30px;
  left: 50%;
  width: 32px;
  height: 46px;
  border: 1px solid rgba(255,255,255,.62);
  border-radius: 18px;
  transform: translateX(-50%);
}
.hero-scroll span {
  position: absolute;
  top: 10px;
  left: 50%;
  width: 3px;
  height: 8px;
  border-radius: 2px;
  background: #fff;
  transform: translateX(-50%);
  animation: hero-scroll 1.8s ease-in-out infinite;
}
@keyframes hero-scroll { 0%,100% { opacity: .35; transform: translate(-50%,0); } 50% { opacity: 1; transform: translate(-50%,12px); } }

.home-section {
  width: var(--home-page);
  margin: 0 auto;
  padding: clamp(64px, 5.8vw, 84px) 0;
}
.about-section {
  display: grid;
  grid-template-columns: minmax(360px, .9fr) minmax(0, 1fr);
  gap: clamp(56px, 7vw, 104px);
  align-items: center;
}
.about-media { min-height: 340px; overflow: hidden; background: #ffffff; }
.about-media img { height: 100%; min-height: 340px; object-fit: cover; }
.about-copy { max-width: 650px; }
.about-copy h2,
.home-heading h2,
.trust-intro h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(44px, 5vw, 72px);
  font-weight: 400;
  letter-spacing: -.035em;
  line-height: 1.12;
}
.about-copy h2 {
  font-size: clamp(40px, 3.8vw, 56px);
  white-space: nowrap;
}
.about-copy > p:not(.home-eyebrow) { margin: 24px 0 0; color: var(--muted); font-size: 15px; }
.about-copy .about-idea { color: var(--ink) !important; font-family: var(--display); font-size: 19px !important; }

.scenarios-section { padding-top: 0; }
.home-heading {
  display: flex;
  justify-content: space-between;
  gap: 64px;
  align-items: end;
  margin-bottom: 36px;
}
.home-heading .home-eyebrow { margin-bottom: 12px; }
.home-heading > p { max-width: 470px; margin: 0 0 6px; color: var(--muted); }
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.scenario-item {
  display: flex;
  min-height: 108px;
  padding: 18px 22px;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
  transition: color .25s ease, background-color .25s ease;
}
.scenario-item svg,
.process-step svg {
  width: 34px;
  height: 34px;
  fill: none;
  stroke: var(--orange);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.scenario-item strong { font-size: 17px; font-weight: 500; }
.scenario-item:hover { color: #fff; background: var(--orange); }
.scenario-item:hover svg { stroke: #fff; }

.trust-strip {
  display: grid;
  grid-template-columns: minmax(240px, .65fr) minmax(0, 2fr);
  gap: clamp(48px, 7vw, 100px);
  width: var(--home-page);
  margin: 0 auto;
  padding: clamp(46px, 4.5vw, 58px) clamp(36px, 4vw, 56px);
  color: #fff;
  background: #171716;
}
.trust-intro .home-eyebrow { margin-bottom: 12px; }
.trust-intro h2 { font-size: clamp(44px, 4vw, 62px); }
.trust-data { display: grid; grid-template-columns: repeat(4, 1fr); border-left: 1px solid rgba(255,255,255,.18); }
.trust-stat {
  display: flex;
  min-height: 118px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6px 24px;
  border-right: 1px solid rgba(255,255,255,.18);
}
.trust-stat strong {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 7px;
  color: #ee4c2a !important;
  font-family: var(--display);
  font-size: clamp(58px, 5.8vw, 88px);
  font-weight: 400;
  line-height: .92;
  letter-spacing: -.03em;
}
.trust-stat strong span,
.trust-stat span[data-cms-text*="value"] {
  color: #ee4c2a !important;
}
.trust-stat small {
  color: #171716 !important;
  font-family: var(--body);
  font-size: clamp(15px, 1.2vw, 18px);
  font-weight: 500;
  letter-spacing: .02em;
}
.trust-stat > span {
  display: block;
  margin-top: 20px;
  color: #6f6d67 !important;
  font-size: 14px;
  line-height: 1.45;
}

.compact-heading { margin-bottom: 32px; }
.compact-heading h2 { font-size: clamp(40px, 4.2vw, 62px); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.series-card {
  display: flex !important;
  flex-direction: column !important;
  aspect-ratio: 1 / 1 !important;
  overflow: hidden !important;
  border: 0 none transparent !important;
  background: #ffffff !important;
  box-shadow: 0 10px 30px rgba(20, 20, 20, 0.06) !important;
  transition: transform .35s ease, box-shadow .35s ease, background-color .35s ease !important;
}
.series-image {
  position: relative !important;
  width: 100% !important;
  aspect-ratio: 4 / 3 !important;
  overflow: hidden !important;
  background: #f6f6f4 !important;
  flex: none !important;
  border: 0 !important;
}
.series-image img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  transition: transform .55s ease !important;
}
.series-copy {
  display: flex !important;
  flex: 1 !important;
  flex-direction: column !important;
  justify-content: center !important;
  align-items: center !important;
  text-align: center !important;
  padding: 16px 20px !important;
  background: #ffffff !important;
  border: 0 !important;
  transition: background-color .35s ease, color .35s ease !important;
}
.series-copy span {
  display: block !important;
  visibility: visible !important;
  margin-bottom: 6px !important;
  color: var(--orange, #ee4c2a) !important;
  font-family: var(--utility) !important;
  font-size: 11px !important;
  font-weight: 600 !important;
  letter-spacing: .15em !important;
  transition: color .35s ease !important;
}
.series-copy h3 {
  margin: 0 !important;
  color: var(--ink, #171716) !important;
  font-family: var(--display) !important;
  font-size: clamp(20px, 1.8vw, 24px) !important;
  font-weight: 500 !important;
  line-height: 1.2 !important;
  border: 0 !important;
  text-decoration: none !important;
  transition: color .35s ease !important;
}
.series-card:hover {
  transform: translateY(-6px) !important;
  box-shadow: 0 16px 40px rgba(238, 76, 42, .22) !important;
}
.series-card:hover .series-image img {
  transform: scale(1.05) !important;
}
.series-card:hover .series-copy {
  background: #ee4c2a !important;
}
.series-card:hover .series-copy span,
.series-card:hover .series-copy h3,
.series-card:hover .series-copy p {
  color: #ffffff !important;
  visibility: visible !important;
}
.series-copy p { display: none; }
.section-more { margin-top: 28px; }

.process-section { padding-top: 0; }
.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  isolation: isolate;
}
.process-step {
  position: relative;
  display: flex;
  min-height: 280px;
  padding: 48px 24px 36px;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  overflow: visible;
  background: #ffffff;
  box-shadow: 0 10px 30px rgba(20, 20, 20, 0.05);
  text-align: center;
  transition: transform .35s ease, box-shadow .35s ease;
}
.process-step:nth-child(1) { z-index: 4; }
.process-step:nth-child(2) { z-index: 3; }
.process-step:nth-child(3) { z-index: 2; }
.process-step:nth-child(4) { z-index: 1; }

.process-step:not(:last-child)::before {
  display: none !important;
  content: none !important;
}

/* 16artprint 纯正一体化卡片切面凸起尖角 (参照图2定制说明) */
.process-step:not(:last-child)::after {
  content: "" !important;
  position: absolute !important;
  top: 50% !important;
  right: -13px !important;
  transform: translateY(-50%) rotate(45deg) !important;
  width: 26px !important;
  height: 26px !important;
  background: #ffffff !important;
  box-shadow: 4px -4px 12px rgba(20, 20, 20, 0.05) !important;
  border-top-right-radius: 4px !important;
  z-index: 5 !important;
  filter: none !important;
  clip-path: none !important;
}
.process-number { display: none; }
.process-step svg {
  width: 44px;
  height: 44px;
  margin: 0 0 20px;
  stroke: var(--orange);
  stroke-width: 1.65;
}
.process-step h3 { margin: 0; font-size: 20px; font-weight: 600; }
.process-step small {
  display: block;
  margin-top: 8px;
  color: rgba(18,18,17,.34);
  font-size: 12px;
  letter-spacing: .01em;
}
.process-step p {
  max-width: 190px;
  margin: 32px auto 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.cases-section { padding-top: 0; }
.compact-heading .home-text-link { margin: 0 0 8px; }
.case-showcase { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 20px; }
.case-card { position: relative; min-height: 276px; overflow: hidden; background: #efeee9; }
.case-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.case-card::after { position: absolute; inset: 45% 0 0; content: ""; background: linear-gradient(transparent, rgba(10,10,9,.72)); }
.case-card span { position: absolute; z-index: 1; right: 24px; bottom: 22px; left: 24px; color: #fff; font-size: 17px; font-weight: 600; }
.case-card:hover img { transform: scale(1.03); }

.encyclopedia-section { padding-top: 0; }
.encyclopedia-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(360px, .78fr);
  gap: clamp(44px, 5vw, 72px);
  align-items: stretch;
}
.encyclopedia-feature {
  position: relative;
  min-height: 380px;
  overflow: hidden;
  background: #efeee9;
}
.encyclopedia-feature img {
  height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease);
}
.encyclopedia-feature::after {
  position: absolute;
  inset: 50% 0 0;
  content: "";
  background: linear-gradient(transparent, rgba(10,10,9,.72));
}
.encyclopedia-feature:hover img { transform: scale(1.025); }
.encyclopedia-feature-caption {
  position: absolute;
  right: 22px;
  bottom: 18px;
  left: 22px;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: #fff;
  font-size: 16px;
  font-weight: 500;
}
.encyclopedia-dots {
  display: flex;
  flex: 0 0 auto;
  gap: 7px;
}
.encyclopedia-dots i {
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,.55);
}
.encyclopedia-dots i:first-child { background: #fff; }
.encyclopedia-list {
  display: grid;
  align-content: stretch;
  gap: 0;
  border-top: 1px solid var(--line);
}
.encyclopedia-mini-article {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.encyclopedia-mini-article img {
  aspect-ratio: 1.4 / 1;
  object-fit: cover;
  background: #efeee9;
}
.encyclopedia-mini-article h3 {
  margin: 0 0 9px;
  font-size: clamp(18px, 1.6vw, 22px);
  font-weight: 500;
  line-height: 1.45;
}
.encyclopedia-mini-article p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}
.encyclopedia-more {
  margin: 34px auto 0;
}
.faq-list { border-top: 1px solid var(--ink); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { display: flex; min-height: 66px; padding: 0 4px; align-items: center; justify-content: space-between; gap: 30px; cursor: pointer; list-style: none; font-family: var(--display); font-size: clamp(19px, 1.7vw, 25px); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { position: relative; flex: 0 0 24px; width: 24px; height: 24px; }
.faq-item summary i::before,
.faq-item summary i::after { position: absolute; top: 50%; left: 50%; width: 16px; height: 1px; background: var(--orange); content: ""; transform: translate(-50%,-50%); transition: transform .25s ease; }
.faq-item summary i::after { transform: translate(-50%,-50%) rotate(90deg); }
.faq-item[open] summary i::after { transform: translate(-50%,-50%) rotate(0); }
.faq-item p { max-width: 820px; margin: -5px 0 0; padding: 0 52px 30px 4px; color: var(--muted); }

@media (max-width: 1040px) {
  :root { --home-page: min(100% - 48px, 920px); }
  .about-section { grid-template-columns: 1fr 1fr; gap: 48px; }
  .scenario-grid { grid-template-columns: repeat(4, 1fr); }
  .trust-strip { grid-template-columns: 1fr; }
  .trust-data { border-top: 1px solid rgba(255,255,255,.18); }
  .trust-stat { padding-top: 28px; }
  .case-showcase { grid-template-columns: repeat(3, 1fr); }
  .case-card { min-height: 276px; }
  .encyclopedia-showcase { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  :root { --home-page: calc(100vw - 32px); }
  .home-hero { min-height: 0; aspect-ratio: 4 / 5; }
  .home-hero-shade { background: linear-gradient(180deg, rgba(12,12,11,.48) 0%, rgba(12,12,11,.04) 48%, rgba(12,12,11,.18) 100%); }
  .home-hero-content { justify-content: flex-start; padding: 42px 16px 78px; }
  .hero-kicker { margin-bottom: 14px; font-size: 9px; }
  .home-hero h1 { font-size: clamp(42px, 12vw, 54px); }
  .hero-link { margin-top: 16px; font-size: 13px; }
  .home-hero-controls { right: 16px; bottom: 18px; gap: 7px; }
  .hero-arrow { width: 30px; height: 30px; }
  .hero-dot { min-width: 28px; font-size: 9px; }
  .home-section { padding: 54px 0; }
  .about-section { grid-template-columns: 1fr; gap: 38px; }
  .about-media,
  .about-media img { min-height: 260px; }
  .about-copy h2 { white-space: normal; }
  .home-heading { display: block; margin-bottom: 32px; }
  .home-heading > p { margin-top: 18px; }
  .scenario-grid { grid-template-columns: repeat(2, 1fr); }
  .scenario-item { min-height: 96px; padding: 15px; }
  .scenario-item svg { width: 30px; height: 30px; }
  .trust-strip { padding: 42px 16px; }
  .trust-data { grid-template-columns: repeat(2, 1fr); border-bottom: 1px solid rgba(255,255,255,.18); }
  .trust-stat { min-height: 132px; padding: 18px 16px; border-bottom: 1px solid rgba(255,255,255,.18); }
  .trust-stat:nth-child(2n) { border-right: 0; }
  .product-grid,
  .case-showcase {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: minmax(250px, 82vw);
    gap: 16px;
    margin-right: -16px;
    padding-right: 16px;
    padding-bottom: 10px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scroll-snap-type: inline mandatory;
    scrollbar-width: thin;
    scrollbar-color: var(--orange) transparent;
  }
  .product-grid::-webkit-scrollbar,
  .case-showcase::-webkit-scrollbar { height: 3px; }
  .product-grid::-webkit-scrollbar-thumb,
  .case-showcase::-webkit-scrollbar-thumb { background: var(--orange); }
  .series-card,
  .case-card { scroll-snap-align: start; }
  .series-card { aspect-ratio: 1 / 1; grid-template-rows: 66% 34%; }
  .process-list { grid-template-columns: 1fr 1fr; gap: 16px; }
  .process-step { min-height: 260px; box-shadow: 0 16px 34px rgba(20, 18, 15, .06); }
  .process-step::before,
  .process-step::after { display: none; }
  .case-card { min-height: 240px; }
  .encyclopedia-feature { min-height: 260px; }
  .encyclopedia-feature-caption { font-size: 13px; }
  .encyclopedia-mini-article {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 16px;
    padding: 20px 0;
  }
  .encyclopedia-mini-article p { display: none; }
  .faq-item summary { min-height: 64px; font-size: 19px; }
}

@media (prefers-reduced-motion: reduce) {
  .home-hero-slide { transition: none; }
}

@media (max-width: 440px) {
  .process-list { grid-template-columns: 1fr; gap: 14px; }
  .process-step { min-height: 230px; padding: 42px 22px 34px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-scroll span { animation: none; }
}