:root {
  --bg-0: #000;
  --bg-1: #050505;
  --bg-2: #0a0a0a;
  --section-align-pad: clamp(18px, 3vw, 30px);
  --panel: rgba(12, 12, 12, 0.92);
  --panel-soft: rgba(255, 255, 255, 0.03);
  --text-0: #f6f6f6;
  --text-1: #cccccc;
  --text-2: #9f9f9f;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.25);
  --radius-l: 22px;
  --radius-m: 14px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.56);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body.zhanshi-showcase-theme {
  margin: 0;
  color: var(--text-0);
  font-family: "Noto Sans SC", sans-serif;
  background:
    radial-gradient(900px 500px at 8% -10%, rgba(255, 255, 255, 0.06), transparent 62%),
    radial-gradient(800px 480px at 92% 0%, rgba(255, 255, 255, 0.05), transparent 64%),
    linear-gradient(160deg, var(--bg-0), var(--bg-1) 45%, var(--bg-2));
  background-attachment: fixed;
  position: relative;
}

body.zhanshi-showcase-theme::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.24;
  background: radial-gradient(260px 260px at var(--pointer-x, 50%) var(--pointer-y, 38%), rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0));
}

body.showcase-preview-only {
  background: #000;
  overflow: hidden;
}

body.showcase-preview-only::before {
  display: none;
}

body.showcase-preview-only .showcase-container {
  width: 100%;
}

body.showcase-preview-only .preview-only-main {
  min-height: 100vh;
  height: 100vh;
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

.showcase-site-wrap {
  position: relative;
  z-index: 1;
}

.showcase-container {
  width: min(1240px, 92vw);
  margin: 0 auto;
}

.showcase-header {
  position: sticky;
  top: 14px;
  z-index: 50;
  width: min(1260px, 94vw);
  margin: 14px auto 0;
  min-height: 66px;
  padding: 11px 15px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: linear-gradient(120deg, rgba(12, 12, 12, 0.92), rgba(5, 5, 5, 0.92));
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 14px;
}

.showcase-logo {
  font-family: "Sora", sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.07em;
}

.showcase-nav {
  margin-left: auto;
}

.showcase-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.showcase-menu li a {
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--text-1);
  font-family: "Sora", sans-serif;
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.showcase-menu li a:hover,
.showcase-menu li.current-menu-item a {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-0);
}

.showcase-header-cta,
.btn-primary,
.btn-ghost {
  cursor: pointer;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: "Sora", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.showcase-header-cta,
.btn-primary {
  background: #fff;
  color: #090909;
  font-weight: 700;
}

.showcase-header-cta:hover,
.btn-primary:hover {
  transform: translateY(-2px);
  background: #e8e8e8;
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.02);
  border-color: var(--line);
  color: var(--text-0);
}

.btn-ghost:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--line-strong);
}

.showcase-main {
  overflow: clip;
}

.showcase-hero {
  position: relative;
  padding: 112px 0 40px;
}

.showcase-hero .showcase-container,
.showcase-carousel .showcase-container,
.showcase-products .showcase-container,
.showcase-testimonials .showcase-container {
  padding-inline: var(--section-align-pad);
}

.hero-noise,
.hero-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-noise {
  opacity: 0.12;
  background-image: radial-gradient(rgba(255, 255, 255, 0.18) 0.5px, transparent 0.5px);
  background-size: 2px 2px;
  mask-image: radial-gradient(circle at center, black 46%, transparent 84%);
}

.hero-grid {
  opacity: 0.16;
  background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(transparent, black 16%, black 78%, transparent);
}

.showcase-hero-content {
  position: relative;
  z-index: 1;
}

.showcase-hero-content-plain {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.78fr);
  align-items: center;
  gap: clamp(28px, 4vw, 58px);
}

.showcase-hero-copy {
  min-width: 0;
}

.showcase-hero-badge {
  margin: 0;
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-1);
  font-family: "Sora", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.showcase-hero-title {
  margin: 18px 0 0;
  font-size: clamp(2.8rem, 7.2vw, 6.6rem);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: 0.01em;
  text-wrap: normal;
}

.showcase-hero-subtitle {
  margin: 18px 0 0;
  color: var(--text-1);
  font-size: 1.03rem;
  line-height: 1.9;
  max-width: 980px;
}

.showcase-hero-actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-tv-showcase {
  position: relative;
  justify-self: end;
  width: min(100%, 480px);
  padding-top: 32px;
}

.retro-tv-antenna {
  position: absolute;
  left: 50%;
  top: 0;
  width: 126px;
  height: 48px;
  transform: translateX(-50%);
  pointer-events: none;
}

.retro-tv-antenna::before,
.retro-tv-antenna::after {
  content: "";
  position: absolute;
  bottom: 2px;
  width: 2px;
  height: 58px;
  border-radius: 999px;
  background: linear-gradient(#f5e6b4, rgba(245, 230, 180, 0.25));
  transform-origin: bottom;
}

.retro-tv-antenna::before {
  left: 48px;
  transform: rotate(-32deg);
}

.retro-tv-antenna::after {
  right: 48px;
  transform: rotate(32deg);
}

.retro-tv {
  position: relative;
  isolation: isolate;
  padding: 18px 18px 72px;
  border: 1px solid rgba(242, 201, 76, 0.22);
  border-radius: 32px 32px 24px 24px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.025) 42%, rgba(0, 0, 0, 0.18)),
    #111;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    inset 0 -24px 44px rgba(0, 0, 0, 0.46),
    0 28px 70px rgba(0, 0, 0, 0.48);
}

.retro-tv::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 26px 26px 19px 19px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  pointer-events: none;
  z-index: -1;
}

.retro-tv-screen {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 24px / 18px;
  border: 9px solid #050505;
  background: #030303;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.12),
    inset 0 0 42px rgba(255, 255, 255, 0.08),
    0 0 34px rgba(242, 201, 76, 0.14);
}

.retro-tv-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 8;
  background:
    repeating-linear-gradient(
      0deg,
      rgba(255, 255, 255, 0.035) 0,
      rgba(255, 255, 255, 0.035) 1px,
      transparent 1px,
      transparent 4px
    ),
    radial-gradient(circle at center, transparent 55%, rgba(0, 0, 0, 0.34) 100%);
  mix-blend-mode: screen;
  pointer-events: none;
}

.retro-tv-screen::after {
  content: "";
  position: absolute;
  inset: -40% -12%;
  z-index: 9;
  opacity: 0.16;
  background-image: radial-gradient(rgba(255, 255, 255, 0.8) 0.65px, transparent 0.65px);
  background-size: 4px 4px;
  animation: tvStatic 0.5s steps(2, end) infinite;
  pointer-events: none;
}

.tv-service-slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 28px;
  text-align: center;
  color: #fff;
  opacity: 0;
  transform: scaleY(0.002) scaleX(0);
  filter: brightness(3);
  animation: tvServiceCycle 15s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.tv-service-slide:nth-child(1),
.retro-tv-dots i:nth-child(1) {
  animation-delay: 0s;
}

.tv-service-slide:nth-child(2),
.retro-tv-dots i:nth-child(2) {
  animation-delay: 3s;
}

.tv-service-slide:nth-child(3),
.retro-tv-dots i:nth-child(3) {
  animation-delay: 6s;
}

.tv-service-slide:nth-child(4),
.retro-tv-dots i:nth-child(4) {
  animation-delay: 9s;
}

.tv-service-slide:nth-child(5),
.retro-tv-dots i:nth-child(5) {
  animation-delay: 12s;
}

.tv-retail { background: linear-gradient(135deg, #df5b39, #6f2d14); }
.tv-company { background: linear-gradient(135deg, #d7a93d, #5d4316); }
.tv-blog { background: linear-gradient(135deg, #41bba8, #17535f); }
.tv-plugin { background: linear-gradient(135deg, #7f6ee8, #2f2866); }
.tv-bug { background: linear-gradient(135deg, #e54f68, #5e1425); }

.tv-service-label {
  font-family: "Sora", sans-serif;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.78);
  text-transform: uppercase;
}

.tv-service-slide strong {
  font-size: clamp(1.85rem, 3.4vw, 2.6rem);
  line-height: 1.12;
  font-weight: 900;
  text-shadow: 0 3px 18px rgba(0, 0, 0, 0.28);
}

.tv-service-slide p {
  margin: 0;
  max-width: 260px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9rem;
  line-height: 1.65;
}

.retro-tv-glare {
  position: absolute;
  inset: 0;
  z-index: 10;
  background: linear-gradient(115deg, rgba(255, 255, 255, 0.24), transparent 28%, transparent 72%, rgba(255, 255, 255, 0.08));
  opacity: 0.3;
  pointer-events: none;
}

.retro-tv-console {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: rgba(255, 255, 255, 0.52);
  font-family: "Sora", sans-serif;
  font-size: 0.68rem;
  text-transform: uppercase;
}

.retro-tv-dials {
  display: flex;
  gap: 10px;
}

.retro-tv-dials i {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent 44%),
    #171717;
  box-shadow: inset 0 -5px 10px rgba(0, 0, 0, 0.42);
}

.retro-tv-dots {
  position: absolute;
  left: 50%;
  bottom: 36px;
  display: flex;
  gap: 7px;
  transform: translateX(-50%);
  z-index: 12;
}

.retro-tv-dots i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.24);
  animation: tvDotCycle 15s linear infinite;
}

@keyframes tvServiceCycle {
  0% {
    opacity: 0;
    transform: scaleY(0.002) scaleX(0);
    filter: brightness(3);
  }
  3% {
    opacity: 1;
    transform: scaleY(0.002) scaleX(1);
    filter: brightness(4);
  }
  8% {
    opacity: 1;
    transform: scaleY(1.05) scaleX(1);
    filter: brightness(1.35);
  }
  12% {
    opacity: 1;
    transform: scaleY(1) scaleX(1);
    filter: brightness(1);
  }
  16% {
    opacity: 1;
    transform: scaleY(1) scaleX(1);
    filter: brightness(1);
  }
  19% {
    opacity: 1;
    transform: scaleY(0.005) scaleX(1);
    filter: brightness(3.2);
  }
  20%,
  100% {
    opacity: 0;
    transform: scaleY(0.005) scaleX(0);
    filter: brightness(4);
  }
}

@keyframes tvDotCycle {
  0%,
  19% {
    background: #fff;
    transform: scale(1.45);
  }
  20%,
  100% {
    background: rgba(255, 255, 255, 0.24);
    transform: scale(1);
  }
}

@keyframes tvStatic {
  from {
    transform: translate3d(-2px, -2px, 0);
  }
  to {
    transform: translate3d(2px, 2px, 0);
  }
}

.showcase-products-head {
  display: grid;
  gap: 8px;
  text-align: left;
}

.showcase-products-head h2,
.showcase-process-intro h2,
.showcase-testimonials h2,
.showcase-single-content h1 {
  margin: 0;
  font-size: clamp(1.55rem, 3.5vw, 2.5rem);
  line-height: 1.24;
  font-weight: 800;
}

.showcase-products-head p,
.showcase-process-intro p,
.showcase-testimonials p {
  margin: 0;
  color: var(--text-1);
  line-height: 1.8;
  max-width: 860px;
}

/* ── 优势板块 ── */
.showcase-advantages {
  padding: 48px 0 64px;
}

.showcase-advantages .showcase-container {
  padding-inline: var(--section-align-pad);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.adv-card {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 20px;
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: 28px 26px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, background 0.3s, transform 0.3s;
}

.adv-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.035) 0%, transparent 60%);
  pointer-events: none;
}

.adv-card:hover {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-3px);
}

.adv-icon-wrap {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  color: var(--text-0);
  margin-top: 2px;
}

.adv-icon-wrap svg {
  width: 22px;
  height: 22px;
}

.adv-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.adv-body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-0);
  margin: 0;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.adv-body p {
  font-size: 0.84rem;
  color: var(--text-1);
  line-height: 1.75;
  margin: 0;
}

.adv-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
}

.adv-tags li {
  font-size: 0.72rem;
  color: var(--text-2);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  padding: 2px 10px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

@media (max-width: 900px) {
  .advantages-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

/* ── 精选轮播 ── */
.showcase-carousel {
  padding: 6px 0 56px;
}

.carousel-shell {
  margin-top: 18px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
}

.carousel-nav {
  cursor: pointer;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-0);
  font-size: 1rem;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.carousel-nav:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.1);
}

.carousel-viewport {
  overflow: hidden;
}

.carousel-track {
  display: flex;
  gap: 12px;
  will-change: transform;
  transition: transform 0.42s ease;
}

.carousel-card,
.showcase-product-card {
  flex: 0 0 auto;
  border-radius: 18px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  box-shadow: var(--shadow);
  transform-style: preserve-3d;
  will-change: transform;
}

.carousel-card a,
.showcase-product-card a {
  display: grid;
  height: 100%;
}

.card-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.05));
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.carousel-card:hover .card-media img,
.showcase-product-card:hover .card-media img {
  transform: scale(1.06);
}

.card-placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
}

.card-placeholder span {
  font-family: "Sora", sans-serif;
  font-size: 2.6rem;
  color: rgba(0, 0, 0, 0.7);
}

.card-content {
  padding: 14px;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--text-1);
  font-family: "Sora", sans-serif;
  font-size: 0.67rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.card-meta span:first-child {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-meta span:last-child {
  flex: 0 0 auto;
}

.card-content h3 {
  margin: 10px 0 8px;
  font-size: 1rem;
  line-height: 1.44;
}

.card-content p {
  margin: 0;
  color: var(--text-1);
  font-size: 0.82rem;
  line-height: 1.7;
}

.card-template-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-content: flex-start;
  min-height: 58px;
  margin-top: 10px;
}

.card-template-tags span {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  min-height: 25px;
  padding: 4px 9px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-0);
  font-size: 0.74rem;
  line-height: 1;
  white-space: nowrap;
}

.card-template-tags span:nth-child(2n) {
  border-color: rgba(84, 218, 255, 0.26);
  background: rgba(84, 218, 255, 0.1);
}

.card-template-tags span:nth-child(3n) {
  border-color: rgba(255, 210, 120, 0.28);
  background: rgba(255, 210, 120, 0.1);
}

.card-template-tags-empty {
  opacity: 0;
}

.carousel-dots {
  margin-top: 14px;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.22);
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.carousel-dot.is-active {
  transform: scale(1.2);
  background: #fff;
}

.showcase-products {
  padding: 0 0 54px;
}

.showcase-chip-row {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.showcase-chip {
  cursor: pointer;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-1);
  font-family: "Sora", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.showcase-chip:hover,
.showcase-chip.active {
  transform: translateY(-1px);
  border-color: #fff;
  background: #fff;
  color: #0a0a0a;
}

.showcase-product-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.carousel-more {
  margin-top: 18px;
  display: flex;
  justify-content: center;
}

.showcase-process-intro {
  padding: 0 0 54px;
}

.showcase-process-intro .showcase-container {
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: var(--section-align-pad);
}

.process-flow {
  margin-top: 16px;
  display: grid;
  gap: 14px;
}

.process-item-row {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel-soft);
  padding: 14px;
  display: grid;
  gap: 10px;
}

.process-item-head {
  display: grid;
  gap: 4px;
}

.process-item-head h3 {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--text-0);
}

.process-steps-grid {
  --step-count: 1;
  display: grid;
  grid-template-columns: repeat(var(--step-count), minmax(0, 1fr));
  gap: 10px;
}

.process-step-box {
  position: relative;
  min-height: 92px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  padding: 14px;
  display: grid;
  gap: 7px;
  align-content: start;
}

.process-step-box:not(:last-child)::after {
  content: ">";
  position: absolute;
  top: 50%;
  right: -10px;
  transform: translateY(-50%);
  color: var(--text-2);
  font-family: "Sora", sans-serif;
  font-size: 0.95rem;
  z-index: 1;
}

.process-step-label {
  font-family: "Sora", sans-serif;
  font-size: 0.72rem;
  color: var(--text-2);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.process-step-order {
  font-family: "Sora", sans-serif;
  font-size: 0.66rem;
  color: var(--text-2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.process-step-box p {
  margin: 0;
  color: var(--text-1);
  font-size: 0.84rem;
  line-height: 1.68;
}

.showcase-testimonials {
  padding: 0 0 86px;
}

.testimonial-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.testimonial-image-btn {
  cursor: pointer;
  width: 100%;
  border: 0;
  background: transparent;
  padding: 0;
}

.testimonial-image-btn:disabled {
  cursor: default;
}

.testimonial-media {
  aspect-ratio: 4 / 3;
  background: rgba(255, 255, 255, 0.04);
}

.testimonial-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.testimonial-placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  color: var(--text-2);
  font-size: 0.9rem;
}

.testimonial-content {
  padding: 14px;
}

.testimonial-content h3 {
  margin: 0;
  font-size: 1rem;
}

.testimonial-content p {
  margin: 8px 0 0;
  color: var(--text-1);
  font-size: 0.84rem;
  line-height: 1.7;
}

.showcase-lightbox[hidden] {
  display: none;
}

.showcase-lightbox {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: rgba(0, 0, 0, 0.86);
  display: grid;
  place-items: center;
  padding: 24px;
}

.lightbox-figure {
  margin: 0;
  max-width: min(1100px, 92vw);
  max-height: 86vh;
  display: grid;
  gap: 10px;
}

.lightbox-figure img {
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 12px;
  background: #0a0a0a;
}

.lightbox-figure figcaption {
  color: var(--text-1);
  text-align: center;
  font-size: 0.86rem;
}

.lightbox-close,
.lightbox-nav {
  cursor: pointer;
  position: fixed;
  border: 1px solid var(--line-strong);
  background: rgba(8, 8, 8, 0.92);
  color: var(--text-0);
  border-radius: 999px;
}

.lightbox-close {
  top: 18px;
  right: 18px;
  width: 42px;
  height: 42px;
  font-size: 1.4rem;
}

.lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  font-size: 1.05rem;
}

.lightbox-nav.prev {
  left: 18px;
}

.lightbox-nav.next {
  right: 18px;
}

.showcase-preview-page {
  padding: 0;
  min-height: 100vh;
}

.preview-frame-wrap {
  --desktop-stage-width: 100vw;
  --desktop-frame-width: 100vw;
  --desktop-frame-height: 100vh;
  --desktop-scale: 1;
  --mobile-width: 440px;
  --mobile-height: 956px;
  --mobile-scale: 1;
  --mobile-stage-width: 440px;
  --mobile-stage-height: 956px;
  border: 0;
  border-radius: 0;
  background: #000;
  padding: 0;
  box-shadow: none;
  height: 100vh;
  overflow: hidden;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  transition: padding 0.28s ease;
  scrollbar-width: none;
  -ms-overflow-style: none;
  display: grid;
  place-items: start center;
  cursor: default;
  user-select: none;
}

.preview-frame-wrap::-webkit-scrollbar {
  display: none;
}

.preview-frame-stage {
  width: var(--desktop-stage-width);
  height: 100vh;
  overflow: hidden;
}

.preview-frame-stage iframe {
  display: block;
  width: var(--desktop-frame-width);
  min-width: 0;
  max-width: none;
  height: var(--desktop-frame-height);
  border: 0;
  border-radius: 0;
  background: #fff;
  transform: scale(var(--desktop-scale));
  transform-origin: top left;
}

.preview-frame-wrap.is-dragging {
  cursor: grabbing;
}

.preview-frame-wrap.is-mobile {
  display: grid;
  place-items: start center;
  padding-top: 14px;
  height: 100vh;
  overflow: hidden;
  position: relative;
  cursor: grab;
}

.preview-frame-wrap.is-mobile.is-dragging {
  cursor: grabbing;
}

.preview-frame-wrap.is-mobile .preview-frame-stage {
  width: var(--mobile-stage-width);
  height: var(--mobile-stage-height);
  border-radius: 28px;
  overflow: hidden;
  background: #0a0a0a;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
}

.preview-frame-wrap.is-mobile .preview-frame-stage iframe {
  width: var(--mobile-width);
  height: var(--mobile-height);
  min-width: 0;
  max-width: none;
  aspect-ratio: auto;
  transform: scale(var(--mobile-scale));
  transform-origin: top left;
}

.preview-controls {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 70;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.preview-controls-toolbar {
  display: inline-flex;
  flex-flow: row nowrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: max-content;
  max-width: 100%;
  box-sizing: border-box;
}

.preview-controls-toolbar .preview-mode-row,
.preview-controls-toolbar .preview-back-circle {
  flex-shrink: 0;
}

.preview-disclaimer {
  flex-basis: 100%;
  font-size: 13px;
  color: rgba(220, 50, 50, 0.85);
  text-align: right;
  margin: 0;
  line-height: 1.4;
  pointer-events: none;
  user-select: none;
}

.preview-back-circle {
  cursor: pointer;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid #767676;
  background: #5a5a5a;
  color: var(--text-0);
  font-size: 1.15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
}

.preview-back-circle:hover {
  transform: translateY(-1px);
  background: #6a6a6a;
}

.preview-mode-row {
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(8, 8, 8, 0.94);
  box-shadow: var(--shadow);
}

.preview-mode-row button {
  cursor: pointer;
  min-height: 40px;
  min-width: 92px;
  padding: 0 14px;
  border: 0;
  color: var(--text-0);
  background: transparent;
  font-family: "Sora", sans-serif;
  font-size: 0.76rem;
  transition: background 0.2s ease, color 0.2s ease;
}

.preview-mode-row button.is-active {
  background: #fff;
  color: #0a0a0a;
}

.preview-swipe-hint {
  position: fixed;
  left: 50%;
  bottom: 80px;
  transform: translateX(-50%) translateY(0);
  z-index: 80;
  background: rgba(20, 20, 20, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  padding: 0 18px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(255, 255, 255, 0.85);
  font-family: "Sora", sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  pointer-events: none;
  white-space: nowrap;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.preview-swipe-hint.is-visible {
  opacity: 1;
}

.preview-swipe-hint svg {
  flex-shrink: 0;
  opacity: 0.7;
}

.preview-empty {
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--panel);
  padding: 16px;
}

.showcase-empty {
  margin: 0;
  color: var(--text-1);
}

.showcase-generic-page {
  padding: 84px 0;
}

.showcase-generic-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-soft);
  padding: 16px;
  margin-bottom: 10px;
}

.showcase-footer {
  border-top: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.9);
}

.showcase-footer-inner {
  width: min(1240px, 92vw);
  margin: 0 auto;
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.45);
  font-family: "Noto Sans SC", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  text-align: center;
}

.footer-copy,
.footer-icp {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  line-height: 1.8;
}

.footer-pipe {
  margin: 0 8px;
  opacity: 0.3;
}

.footer-icp a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s;
}

.footer-icp a:hover {
  color: rgba(255, 255, 255, 0.8);
}

.showcase-pagination {
  margin-top: 18px;
}

.reveal {
  opacity: 0;
  transform: translateY(16px) scale(0.99);
  transition: opacity 0.55s ease-out, transform 0.55s ease-out;
}

.reveal.reveal-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

@media (max-width: 1120px) {
  .showcase-hero-content-plain {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
    gap: 30px;
  }

  .showcase-product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-steps-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  }

  .process-step-box:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 960px) {
  .showcase-hero-content-plain {
    grid-template-columns: 1fr;
  }

  .hero-tv-showcase {
    justify-self: center;
    width: min(520px, 100%);
    margin-top: 6px;
  }
}

@media (max-width: 820px) {
  .showcase-header {
    top: 10px;
    min-height: 60px;
    padding: 8px 10px;
  }

  .showcase-nav {
    display: none;
  }

  .showcase-logo {
    font-size: 0.8rem;
  }

  .showcase-header-cta,
  .btn-primary,
  .btn-ghost {
    min-height: 38px;
    padding: 0 13px;
    font-size: 0.7rem;
  }

  .showcase-hero {
    padding: 84px 0 36px;
  }

  .showcase-hero-title {
    font-size: clamp(2.2rem, 10vw, 4.2rem);
  }

  .showcase-hero-subtitle {
    max-width: 680px;
  }

  .hero-tv-showcase {
    width: min(100%, 390px);
    padding-top: 26px;
  }

  .retro-tv {
    padding: 14px 14px 62px;
    border-radius: 26px 26px 20px 20px;
  }

  .retro-tv-screen {
    border-width: 7px;
    border-radius: 20px / 16px;
  }

  .tv-service-slide {
    padding: 22px;
  }

  .tv-service-slide strong {
    font-size: clamp(1.5rem, 8vw, 2.05rem);
  }

  .tv-service-slide p {
    max-width: 220px;
    font-size: 0.78rem;
  }

  .retro-tv-console {
    left: 20px;
    right: 20px;
    bottom: 16px;
  }

  .retro-tv-dials i {
    width: 24px;
    height: 24px;
  }

  .carousel-shell {
    grid-template-columns: 1fr;
  }

  .carousel-nav {
    display: none;
  }

  .showcase-product-grid {
    grid-template-columns: 1fr;
  }

  .preview-controls {
    left: 50%;
    right: auto;
    bottom: max(12px, env(safe-area-inset-bottom));
    transform: translateX(-50%);
    width: min(calc(100% - 20px), 360px);
    justify-content: center;
  }

  /* 避免窄屏时返回键单独一行并叠在「电脑版|手机版」接缝正上方：模式切换在上、返回在下 */
  .preview-controls-toolbar {
    flex-direction: column;
    align-items: center;
    gap: 10px;
    width: 100%;
  }

  .preview-controls-toolbar .preview-mode-row {
    order: 1;
  }

  .preview-controls-toolbar .preview-back-circle {
    order: 2;
  }

  .preview-mode-row button {
    min-width: 78px;
  }

  .preview-disclaimer {
    font-size: 12px;
    max-width: 320px;
    text-align: center;
  }

  .showcase-footer-inner {
    padding: 16px 0;
  }

  .lightbox-nav {
    width: 38px;
    height: 38px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .tv-service-slide {
    display: none;
    opacity: 1;
    transform: none;
    filter: none;
  }

  .tv-service-slide:first-child {
    display: flex;
  }

  .retro-tv-dots i:first-child {
    background: #fff;
    transform: scale(1.45);
  }
}

/* ===========================
   套餐对比表
   =========================== */

/* ==============================
   套餐对比表
   ============================== */
.showcase-pricing {
  padding: 80px 0;
}

.showcase-advantages + .showcase-pricing {
  padding-top: 16px;
}

.showcase-pricing .showcase-container {
  padding-inline: var(--section-align-pad);
}

.pricing-head {
  text-align: center;
  margin-bottom: 48px;
}

.pricing-head h2 {
  margin: 0 0 10px;
  font-family: "Sora", sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--text-0);
  letter-spacing: -0.02em;
}

.pricing-head p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-2);
}

/* 表格容器 */
.pricing-table-wrap {
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  box-shadow: 0 4px 24px rgba(0,0,0,0.18);
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
}

/* 通用单元格 */
.pricing-table th,
.pricing-table td {
  padding: 14px 22px;
  font-size: 0.875rem;
  text-align: center;
  border-bottom: 1px solid var(--line);
}

/* 表头 */
.pricing-table thead th {
  font-family: "Sora", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-2);
  background: rgba(255, 255, 255, 0.03);
  position: sticky;
  top: 0;
  z-index: 1;
  white-space: nowrap;
}

/* 桌面显示完整名，手机显示缩写（默认隐藏短名） */
.pkg-short { display: none; }
.pkg-full  { display: inline; }

/* 高亮列（高端定制） */
.pricing-table thead th.col-highlight {
  color: var(--accent, #7c6ef5);
  background: rgba(124, 110, 245, 0.10);
  border-bottom: 2px solid rgba(124, 110, 245, 0.35);
}

/* 最后一行无下边框 */
.pricing-table tbody tr:last-child td {
  border-bottom: none;
}

/* 交替行 */
.pricing-table tbody tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.015);
}

/* hover */
.pricing-table tbody tr:hover td {
  background: rgba(255, 255, 255, 0.04);
  transition: background 0.15s;
}

/* 普通数据单元格 */
.pricing-table td {
  color: var(--text-1);
}

/* 高亮列数据单元格 */
.pricing-table td.col-highlight {
  background: rgba(124, 110, 245, 0.06);
}

.pricing-table tbody tr:nth-child(even) td.col-highlight {
  background: rgba(124, 110, 245, 0.09);
}

.pricing-table tbody tr:hover td.col-highlight {
  background: rgba(124, 110, 245, 0.13);
}

/* 第一列（功能名称） */
.pricing-table td.col-first,
.pricing-table th.col-first {
  text-align: left;
  color: var(--text-0);
  font-weight: 500;
  min-width: 160px;
}

.pricing-table th.col-first {
  color: var(--text-2);
  font-weight: 700;
}

/* ● 已包含 */
.pricing-check {
  color: #5cb85c;
  font-size: 1.1rem;
  font-weight: 700;
}

/* ○ 不包含 */
.pricing-cross {
  color: #e05252;
  font-size: 1.1rem;
}

/* ❔ 提示按钮 */
.pricing-tip-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  padding: 0 0 0 6px;
  cursor: pointer;
  font-size: 0.85rem;
  opacity: 0.7;
  vertical-align: middle;
  line-height: 1;
  transition: opacity 0.15s, transform 0.15s;
}

.pricing-tip-btn:hover {
  opacity: 1;
  transform: scale(1.15);
}

/* 价格说明区 */
.pricing-note {
  margin-top: 28px;
  padding: 20px 24px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.025);
}

.pricing-note p {
  margin: 0 0 8px;
  font-size: 0.8rem;
  color: var(--text-2);
  line-height: 1.6;
}

.pricing-note p:last-child {
  margin-bottom: 0;
}

.pricing-note em {
  font-style: normal;
  color: var(--accent, #7c6ef5);
  font-weight: 600;
}

.pricing-note-hl {
  font-weight: 700;
  color: var(--accent, #7c6ef5);
  font-style: normal;
}

/* ==============================
   移动端适配
   ============================== */
@media (max-width: 540px) {
  .pricing-table th,
  .pricing-table td {
    padding: 10px 8px;
    font-size: 0.75rem;
  }

  .pricing-table td.col-first,
  .pricing-table th.col-first {
    min-width: 0;
    max-width: 120px;
    white-space: normal;
    word-break: break-all;
    font-size: 0.75rem;
  }

  /* 手机上显示缩写，隐藏完整名 */
  .pkg-short { display: inline; }
  .pkg-full  { display: none; }

  .pricing-tip-btn {
    font-size: 0.75rem;
    padding-left: 3px;
  }

  .pricing-note {
    padding: 14px 16px;
  }

  .pricing-note p {
    font-size: 0.75rem;
  }
}

/* ==============================
   Tooltip 弹层
   ============================== */
.pricing-tooltip {
  position: fixed;
  z-index: 9999;
  max-width: 280px;
  background: var(--surface-2, #1e1e2e);
  color: var(--text-0);
  border: 1px solid var(--line);
  border-radius: var(--radius-s, 8px);
  padding: 12px 36px 12px 14px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  font-size: 0.82rem;
  line-height: 1.6;
  pointer-events: none;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.18s, transform 0.18s;
}

.pricing-tooltip.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.pricing-tooltip-text {
  display: block;
}

.pricing-tooltip-close {
  position: absolute;
  top: 6px;
  right: 8px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1;
  padding: 2px 4px;
}

.pricing-tooltip-close:hover {
  color: var(--text-0);
}