/* 臻享物联 - 共享支付平台 */
:root {
  --primary: #00b896;
  --primary-dark: #00967a;
  --accent: #2563eb;
  --purple: #7c3aed;
  --text: #0f1e2d;
  --text-muted: #64748b;
  --text-body: #475569;
  --slate-400: #94a3b8;
  --bg: #ffffff;
  --max-w: 1440px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.5;
}

main {
  padding-top: 0;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.page-container {
  width: 100%;
  max-width: var(--max-w, 1440px);
  margin: 0 auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (min-width: 768px) {
  .page-container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* index.css utilities */
.tech-grid-bg {
  background-image:
    linear-gradient(rgba(0, 184, 150, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 184, 150, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
}

.gradient-text-primary {
  background: linear-gradient(135deg, #00b896 0%, #2563eb 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.btn-primary-glow {
  background: linear-gradient(135deg, #00b896 0%, #00a07e 100%);
  box-shadow: 0 4px 16px rgba(0, 184, 150, 0.3);
  transition: all 0.3s ease;
  color: #fff;
  border: none;
}

.btn-primary-glow:hover {
  box-shadow: 0 6px 24px rgba(0, 184, 150, 0.45);
  transform: translateY(-2px);
}

.btn-secondary-glow {
  background: transparent;
  border: 1px solid rgba(0, 184, 150, 0.4);
  color: #00b896;
  box-shadow: 0 2px 8px rgba(0, 184, 150, 0.1);
  transition: all 0.3s ease;
}

.btn-secondary-glow:hover {
  background: rgba(0, 184, 150, 0.07);
  box-shadow: 0 4px 16px rgba(0, 184, 150, 0.18);
  transform: translateY(-2px);
}

.tech-badge {
  background: rgba(0, 184, 150, 0.1);
  border: 1px solid rgba(0, 184, 150, 0.3);
  color: #00967a;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 20px;
  display: inline-block;
}

.tech-badge-blue {
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.3);
  color: #1d4ed8;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 20px;
  display: inline-block;
}

.tech-badge-purple {
  background: rgba(124, 58, 237, 0.08);
  border: 1px solid rgba(124, 58, 237, 0.3);
  color: #6d28d9;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 20px;
  display: inline-block;
}

.tech-divider {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(0, 184, 150, 0.3) 50%, transparent 100%);
}

@keyframes scan-pcb {
  0% { top: -2px; }
  100% { top: 100%; }
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

.animate-pulse-glow {
  animation: pulse-glow 2s ease-in-out infinite;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* 顶栏样式统一使用 site-common.css，此处不再覆盖 .site-header */

.mobile-menu .nav-link {
  text-align: left;
  font-size: 0.875rem;
  font-weight: 500;
  color: #475569;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  background: none;
  border: none;
  transition: background 0.2s;
}

.mobile-menu .nav-link:hover {
  background: rgba(0, 184, 150, 0.1);
}

.mobile-menu .mobile-cta {
  margin-top: 0.5rem;
  width: 100%;
  padding: 0.5rem 1.25rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 700;
}

/* 顶栏布局由 site-header.template.html 内联样式 + site-common.css 控制，勿在此覆盖 .header-nav */

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  min-height: 100dvh;
  padding-top: var(--gw-header-h, 5rem);
  background: linear-gradient(135deg, #f0fdf9 0%, #ffffff 45%, #eff6ff 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.45;
  pointer-events: none;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.22;
  pointer-events: none;
}

.hero-topology {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.13;
  pointer-events: none;
}

.hero-glow-a,
.hero-glow-b {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
}

.hero-glow-a {
  top: 6rem;
  left: 33%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 184, 150, 0.07) 0%, transparent 70%);
}

.hero-glow-b {
  top: 8rem;
  right: 25%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 100%;
  min-height: calc(100vh - var(--gw-header-h, 5rem));
  min-height: calc(100dvh - var(--gw-header-h, 5rem));
  padding: clamp(24px, 4vw, 48px) 0 clamp(80px, 10vw, 100px);
  gap: 1.5rem;
  box-sizing: border-box;
}

@media (min-width: 1024px) {
  .hero-content {
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: clamp(0.75rem, 1.25vw, 1.25rem);
    padding-bottom: clamp(5.5rem, 7vw, 6.5rem) !important;
  }
}

.hero-editor-col {
  display: none;
  flex: 0 1 auto;
  min-width: 0;
  max-width: 180px;
  position: relative;
}

@media (min-width: 1400px) {
  .hero-editor-col {
    display: block;
    flex: 0 0 15%;
    max-width: none;
  }
}

.hero-editor-wrap {
  position: relative;
  padding: 36px 0;
  animation: float 4s ease-in-out infinite;
}

.hero-editor-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0.75rem;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.22);
}

.hero-editor-badge-top {
  position: absolute;
  right: 0;
  top: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  border-radius: 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.97);
  border: 1px solid rgba(124, 58, 237, 0.3);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.1);
  color: #6d28d9;
  white-space: nowrap;
}

.hero-editor-badge-bottom {
  position: absolute;
  left: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  border-radius: 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.97);
  border: 1px solid rgba(0, 184, 150, 0.35);
  box-shadow: 0 4px 20px rgba(0, 184, 150, 0.14);
  color: #00967a;
  white-space: nowrap;
}

.code-editor {
  border-radius: 0.75rem;
  overflow: hidden;
  background: #1e1e2e;
  border: 1px solid rgba(100, 120, 180, 0.35);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.22);
  height: 356px;
  display: flex;
  flex-direction: column;
}

.code-editor-titlebar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 4px 1rem;
  background: #2d2d3f;
  border-bottom: 1px solid rgba(100, 120, 180, 0.2);
  flex-shrink: 0;
}

.code-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.code-dot-red { background: #ff5f57; }
.code-dot-yellow { background: #ffbd2e; }
.code-dot-green { background: #27c93f; }

.code-editor-filename {
  flex: 1;
  text-align: center;
  font-family: monospace;
  font-size: 10px;
  color: #7c7fa5;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.code-live {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: 6px;
  background: rgba(0, 184, 150, 0.15);
  border: 1px solid rgba(0, 184, 150, 0.3);
  font-family: monospace;
  font-size: 9px;
  color: #00b896;
}

.code-live-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #00b896;
  animation: pulse-glow 2s ease-in-out infinite;
}

.code-editor-body {
  flex: 1;
  padding: 1rem;
  font-family: monospace;
  font-size: 11px;
  line-height: 1.6;
  overflow: hidden;
}

.code-line {
  display: flex;
  gap: 0.75rem;
}

.code-ln {
  width: 1.25rem;
  text-align: right;
  flex-shrink: 0;
  color: #4a4a6a;
  user-select: none;
}

.code-editor-status {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 4px 1rem;
  background: #00b896;
  border-top: 1px solid rgba(0, 184, 150, 0.3);
  font-family: monospace;
  font-size: 9px;
  color: #fff;
}

.code-cursor {
  display: inline-block;
  width: 8px;
  height: 14px;
  background: #00b896;
  vertical-align: middle;
  animation: blink-cursor 1s step-end infinite;
}

.hero-center {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 520px;
  width: 100%;
  min-width: 0;
  z-index: 10;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.hero-badges .tech-badge,
.hero-badges .tech-badge-blue,
.hero-badges .tech-badge-purple {
  font-size: 13px;
  padding: 3px 12px;
}

.hero-title {
  font-weight: 900;
  font-size: clamp(32px, 8vw, 52px);
  line-height: 1.1;
  color: #0f1e2d;
  margin-bottom: 1.25rem;
}

.hero-tagline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  width: 100%;
}

.hero-tagline-bar {
  display: none;
  width: 4px;
  height: 2rem;
  border-radius: 999px;
  background: linear-gradient(180deg, #00b896, #2563eb);
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .hero-tagline-bar {
    display: block;
  }
  .hero-center {
    text-align: left;
    align-items: flex-start;
  }
  .hero-badges {
    justify-content: flex-start;
  }
  .hero-tagline {
    justify-content: flex-start;
  }
  .hero-desc {
    text-align: left;
  }
  .hero-actions {
    justify-content: flex-start;
  }
}

.hero-tagline p {
  font-size: 1rem;
  font-weight: 700;
  color: #1a2332;
}

@media (min-width: 768px) {
  .hero-tagline p {
    font-size: 1.125rem;
  }
}

.hero-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: #64748b;
  margin-bottom: 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .hero-desc {
    font-size: 1rem;
  }
}

.hero-desc .hl-green {
  color: #00b896;
  font-weight: 600;
}

.hero-desc .hl-blue {
  color: #2563eb;
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
}

@media (min-width: 640px) {
  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }
}

.hero-actions button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: 0.75rem;
  font-weight: 700;
  font-size: 0.875rem;
}

.hero-pcb-col {
  display: none;
  flex: 0 1 auto;
  min-width: 0;
  max-width: min(36vw, 360px);
  align-items: center;
  justify-content: center;
  position: relative;
}

@media (min-width: 1024px) {
  .hero-pcb-col {
    display: flex;
  }

  .hero-center {
    flex: 1 1 280px;
    max-width: min(520px, 46%);
  }
}

@media (min-width: 1200px) {
  .hero-pcb-col {
    max-width: min(38vw, 400px);
  }
}

@media (min-width: 1400px) {
  .hero-pcb-col {
    flex: 0 0 42%;
    max-width: none;
  }

  .hero-center {
    max-width: 520px;
  }
}

.hero-pcb-wrap {
  position: relative;
  width: 100%;
  max-width: 100%;
  animation: float 4s ease-in-out infinite 1.2s;
  filter: drop-shadow(0 16px 40px rgba(0, 184, 150, 0.28)) drop-shadow(0 4px 12px rgba(0, 0, 0, 0.14));
  transform: perspective(700px) rotateY(-6deg) rotateX(-3deg);
  transform-origin: center center;
}

@media (min-width: 1400px) {
  .hero-pcb-wrap {
    transform: perspective(700px) rotateY(-10deg) rotateX(-5deg);
  }
}

.hero-pcb-wrap img {
  border-radius: 16px;
  width: 100%;
}

.hero-pcb-scan {
  position: absolute;
  inset: 0;
  border-radius: 1rem;
  overflow: hidden;
  pointer-events: none;
  mix-blend-mode: screen;
}

.hero-pcb-scan-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 184, 150, 0.7), transparent);
  animation: scan-pcb 3s linear infinite;
}

.hero-pcb-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.625rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  backdrop-filter: blur(8px);
}

.hero-pcb-badge-top {
  top: -0.75rem;
  right: -0.75rem;
  background: rgba(0, 184, 150, 0.15);
  border: 1px solid rgba(0, 184, 150, 0.4);
  color: #00967a;
}

.hero-pcb-badge-bottom {
  bottom: -0.75rem;
  left: -0.75rem;
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(37, 99, 235, 0.35);
  color: #1d4ed8;
}

.hero-stats {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.93);
  border-top: 1px solid rgba(0, 184, 150, 0.15);
  backdrop-filter: blur(20px);
}

.hero-stats-desktop {
  display: none;
}

.hero-stats-mobile {
  display: block;
  padding: 0.5rem;
}

@media (min-width: 768px) {
  .hero-stats-desktop {
    display: flex;
    align-items: stretch;
    height: clamp(60px, 8vw, 80px);
  }
  .hero-stats-mobile {
    display: none;
  }
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0 1rem;
  flex: 1;
  min-width: 0;
  border-right: 1px solid rgba(0, 184, 150, 0.15);
}

.stat-item:last-child {
  border-right: none;
}

.stat-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-value {
  font-weight: 900;
  line-height: 1.2;
  white-space: nowrap;
  font-size: clamp(14px, 1.6vw, 20px);
}

.stat-label {
  color: #94a3b8;
  font-size: clamp(10px, 1vw, 12px);
  white-space: nowrap;
  margin-top: 2px;
}

.hero-stats-row {
  display: flex;
  border-bottom: 1px solid rgba(0, 184, 150, 0.12);
}

.hero-stats-row:last-child {
  border-bottom: none;
}

.hero-stats-cell {
  width: 50%;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.625rem 0.75rem;
  min-width: 0;
}

.hero-stats-row .hero-stats-cell:first-child {
  border-right: 1px solid rgba(0, 184, 150, 0.15);
}

.hero-stats-last {
  display: flex;
  justify-content: center;
  padding: 0.625rem 0.75rem;
}

.hero-stats-last .hero-stats-cell {
  width: auto;
  border: none;
  padding: 0;
}

@media (max-width: 767px) {
  .hero-content,
  [data-hero-content] {
    justify-content: flex-start !important;
    min-height: 700px;
    padding-top: 70px;
    padding-bottom: 11rem !important;
    gap: 0;
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero-center {
    flex: none;
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
  }

  .hero-badges {
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  .hero-title {
    font-size: clamp(32px, 8vw, 52px);
    line-height: 1.1;
    margin-bottom: 1.25rem;
  }

  .hero-tagline {
    margin-bottom: 1rem;
  }

  .hero-tagline p {
    font-size: 1rem;
  }

  .hero-desc {
    margin-bottom: 2rem;
    padding: 0;
    line-height: 1.625;
    font-size: 0.875rem;
    text-align: center;
  }

  .hero-actions {
    flex-direction: column;
    gap: 0.75rem;
  }

  .hero-actions button {
    padding: 0.875rem 1.5rem;
  }

  .hero-stats-mobile .stat-icon {
    width: 2rem;
    height: 2rem;
    border-radius: 0.75rem;
  }

  .hero-stats-mobile .stat-icon svg {
    width: 16px;
    height: 16px;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  [data-hero-content] {
    padding-bottom: clamp(80px, 10vw, 100px) !important;
  }
}

@media (min-width: 1024px) and (max-width: 1199px) {
  .hero-stats-desktop {
    height: auto;
    min-height: 60px;
  }

  .stat-item {
    padding: 0 0.625rem;
    gap: 0.5rem;
  }

  .stat-value {
    font-size: 0.9375rem;
  }

  .stat-label {
    font-size: 0.6875rem;
  }
}

/* 场景 */
.section-scene {
  padding: 3rem 0;
  background: #f8fafc;
  position: relative;
}

@media (min-width: 768px) {
  .section-scene {
    padding: 6rem 0;
  }
}

.section-scene-fade {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6rem;
  background: linear-gradient(180deg, #fff 0%, transparent 100%);
  pointer-events: none;
}

.section-head {
  text-align: center;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .section-head {
    margin-bottom: 4rem;
  }
}

.section-head h2 {
  font-weight: 900;
  font-size: clamp(24px, 5vw, 40px);
  color: #0f1e2d;
  margin-bottom: 1rem;
}

.section-head p {
  color: #64748b;
  font-size: 1rem;
}

.scene-tabs {
  display: flex;
  border-radius: 1rem;
  padding: 4px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(0, 184, 150, 0.15);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .scene-tabs-wrap {
    display: none;
  }
}

.scene-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  padding: 0.75rem;
  border-radius: 0.75rem;
  border: none;
  background: transparent;
  font-weight: 600;
  font-size: 10px;
  color: #64748b;
  transition: all 0.2s;
}

.scene-tab svg {
  stroke: currentColor;
  flex-shrink: 0;
}

.scene-tab.is-active {
  color: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.scene-tab.is-active svg {
  stroke: #fff;
}

.scene-tab:not(.is-active) svg {
  stroke: #94a3b8;
}

.scene-panels-mobile .scene-panel {
  display: none;
}

.scene-panels-mobile .scene-panel.is-active {
  display: block;
}

.scene-stack-md {
  display: none;
}

@media (min-width: 768px) and (max-width: 1023px) {
  .scene-stack-md {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }
  .scene-panels-mobile,
  .scene-grid-lg {
    display: none !important;
  }
}

.scene-grid-lg {
  display: none;
}

@media (min-width: 1024px) {
  .scene-grid-lg {
    display: flex;
    gap: 1.5rem;
  }
  .scene-panels-mobile,
  .scene-stack-md {
    display: none !important;
  }
  .scene-grid-lg > * {
    flex: 1;
  }
}

.scene-card {
  border-radius: 1rem;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #fff;
  transition: transform 0.3s;
}

@media (min-width: 768px) {
  .scene-card {
    padding: 2rem;
  }
}

.scene-card:hover {
  transform: translateY(-8px);
}

.scene-card-top {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.scene-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.scene-card h3 {
  font-weight: 700;
  font-size: 20px;
  color: #0f1e2d;
  line-height: 1.3;
}

.scene-card-bar {
  width: 3rem;
  height: 4px;
  border-radius: 999px;
  margin-bottom: 1.25rem;
}

.scene-card-sub {
  font-size: 0.875rem;
  color: #64748b;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.scene-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
  list-style: none;
  padding: 0;
}

.scene-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
}

.scene-feature svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.scroll-anchor {
  scroll-margin-top: 5rem;
  height: 0;
  overflow: hidden;
  pointer-events: none;
}

#products,
#tech,
#cooperation,
#contact {
  scroll-margin-top: 5rem;
}

.scene-card-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem;
  border-radius: 0.75rem;
  font-weight: 700;
  font-size: 0.875rem;
  color: #fff;
  border: none;
  transition: opacity 0.2s;
}

.scene-card-btn:hover {
  opacity: 0.9;
}

/* 方案 */
.section-solution {
  padding: 3rem 0;
  background: #fff;
  position: relative;
}

@media (min-width: 768px) {
  .section-solution {
    padding: 6rem 0;
  }
}

.solution-glow {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.03) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}

.cap-grid {
  display: none;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 640px) {
  .cap-grid {
    display: flex;
  }
}

.cap-grid > * {
  width: 100%;
}

@media (min-width: 640px) {
  .cap-grid > * {
    width: calc(50% - 10px);
  }
}

@media (min-width: 1024px) {
  .cap-grid > * {
    width: calc(25% - 15px);
  }
}

.cap-card {
  border-radius: 0.75rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: 100%;
  background: #fff;
  border: 1px solid rgba(0, 184, 150, 0.12);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s;
}

.cap-card:hover {
  transform: translateY(-4px);
}

.cap-card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cap-card h4 {
  font-weight: 700;
  font-size: 1rem;
  color: #0f1e2d;
}

.cap-card-line {
  width: 2rem;
  height: 2px;
  border-radius: 999px;
}

.cap-card p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
  flex: 1;
}

.cap-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 640px) {
  .cap-accordion {
    display: none;
  }
}

.accordion-item {
  border-radius: 1rem;
  overflow: hidden;
  background: #fff;
  border: 1.5px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.accordion-item.is-open {
  box-shadow: 0 8px 32px rgba(0, 184, 150, 0.1);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: transparent;
  border: none;
  text-align: left;
}

.accordion-num {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 900;
  flex-shrink: 0;
}

.accordion-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.accordion-title {
  flex: 1;
  font-weight: 700;
  font-size: 0.875rem;
  color: #0f1e2d;
}

.accordion-chevron {
  transition: transform 0.3s;
  flex-shrink: 0;
}

.accordion-item.is-open .accordion-chevron {
  transform: rotate(180deg);
}

.accordion-body {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.3s, opacity 0.3s;
}

.accordion-item.is-open .accordion-body {
  max-height: 200px;
  opacity: 1;
}

.accordion-body-inner {
  padding: 0 1rem 1.25rem;
}

.accordion-divider {
  height: 1px;
  margin-bottom: 0.75rem;
}

.accordion-body p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
}

.ops-block {
  border-radius: 1rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, #f0fdf9 0%, #eff6ff 100%);
  border: 1px solid rgba(0, 184, 150, 0.15);
}

@media (min-width: 768px) {
  .ops-block {
    padding: 2.5rem;
  }
}

.ops-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .ops-head {
    margin-bottom: 2rem;
  }
}

.ops-head h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f1e2d;
}

@media (min-width: 768px) {
  .ops-head h3 {
    font-size: 1.5rem;
  }
}

.ops-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

@media (min-width: 768px) {
  .ops-grid {
    gap: 1rem;
  }
}

.ops-item {
  width: 100%;
  padding: 1.25rem;
  border-radius: 0.75rem;
  background: #fff;
  display: flex;
  flex-direction: column;
}

@media (min-width: 640px) {
  .ops-item {
    width: calc(50% - 8px);
  }
}

@media (min-width: 1024px) {
  .ops-item {
    flex: 1;
    width: auto;
  }
}

.ops-item h4 {
  font-weight: 700;
  font-size: 0.875rem;
  color: #0f1e2d;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.ops-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.ops-item p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
  flex: 1;
}

/* 产品 */
.section-product {
  padding: 3rem 0;
  background: #f8fafc;
  position: relative;
}

@media (min-width: 768px) {
  .section-product {
    padding: 6rem 0;
  }
}

.product-bg-grid {
  position: absolute;
  inset: 0;
  opacity: 0.3;
  pointer-events: none;
}

.product-row {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .product-row {
    flex-direction: row;
    gap: 4rem;
    margin-bottom: 4rem;
  }
}

.product-row > * {
  width: 100%;
}

@media (min-width: 768px) {
  .product-row > * {
    flex: 1;
  }
}

.product-visual {
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pcb-wrap,
.saas-wrap {
  position: relative;
  width: 100%;
}

.pcb-wrap img {
  width: 100%;
  max-width: 550px;
  margin: 0 auto;
  border-radius: 20px;
}

.pcb-float {
  animation: float 4s ease-in-out infinite;
  filter: drop-shadow(0 16px 50px rgba(0, 184, 150, 0.2));
  transform: perspective(800px) rotateY(-6deg) rotateX(3deg);
}

.pcb-specs {
  display: none;
  position: absolute;
  right: -2rem;
  top: 33%;
  flex-direction: column;
  gap: 0.375rem;
  padding: 0.75rem;
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 184, 150, 0.2);
  box-shadow: 0 4px 20px rgba(0, 184, 150, 0.1);
  min-width: 120px;
}

@media (min-width: 768px) {
  .pcb-specs {
    display: flex;
  }
}

.pcb-spec-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-family: monospace;
  font-weight: 700;
  color: #1a2332;
}

.saas-wrap img {
  max-height: 380px;
  margin: 0 auto;
  border-radius: 24px;
  border: 2px solid rgba(37, 99, 235, 0.25);
}

.saas-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.product-copy h3 {
  font-weight: 900;
  font-size: clamp(22px, 4vw, 32px);
  color: #0f1e2d;
  margin-bottom: 0.5rem;
}

.product-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.check-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
}

.product-copy .btn-primary-glow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: 0.75rem;
  font-weight: 700;
  font-size: 0.875rem;
  border: none;
  cursor: pointer;
}

.btn-saas {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: 0.75rem;
  font-weight: 700;
  font-size: 0.875rem;
  color: #fff;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
  border: none;
  transition: transform 0.2s;
}

.btn-saas:hover {
  transform: translateY(-4px);
}

.product-row-saas {
  flex-direction: column;
}

@media (min-width: 768px) {
  .product-row-saas {
    flex-direction: row;
    justify-content: center;
  }
  .product-saas-copy {
    max-width: 480px;
  }
  .product-saas-visual {
    flex: none;
    width: 420px;
  }
}

/* 技术 */
.section-tech {
  padding: 3rem 0;
  background: #f8fafc;
  position: relative;
}

@media (min-width: 768px) {
  .section-tech {
    padding: 6rem 0;
  }
}

.section-tech-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, #fff 0%, #f8fafc 20%, #f8fafc 80%, #fff 100%);
}

.section-tech .page-container {
  position: relative;
  z-index: 1;
}

.tech-grid {
  display: none;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 2rem;
  align-items: stretch;
}

@media (min-width: 640px) {
  .tech-grid {
    display: flex;
  }
}

.tech-card-wrap {
  display: flex;
  flex-direction: column;
  width: 100%;
}

@media (min-width: 640px) {
  .tech-card-wrap {
    width: calc(50% - 0.625rem);
  }
}

@media (min-width: 1024px) {
  .tech-card-wrap {
    width: calc(33.333% - 0.834rem);
  }
}

.tech-card {
  border-radius: 1rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: 100%;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s;
}

.tech-card:hover {
  transform: translateY(-4px);
}

.tech-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.tech-card-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-card-badge {
  font-size: 0.875rem;
  font-weight: 700;
}

.tech-card h4 {
  font-weight: 700;
  font-size: 1rem;
  color: #0f1e2d;
}

.tech-card p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
  flex: 1;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
}

.tech-tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  font-weight: 500;
}

.tech-mobile {
  display: block;
  margin-bottom: 2rem;
}

@media (min-width: 640px) {
  .tech-mobile {
    display: none;
  }
}

.tech-mobile-panel {
  display: flex;
  border-radius: 1rem;
  overflow: hidden;
  border: 1.5px solid rgba(0, 0, 0, 0.07);
  min-height: 390px;
}

.tech-tabs-side {
  display: flex;
  flex-direction: column;
  width: 88px;
  flex-shrink: 0;
  background: #f8fafc;
  border-right: 1px solid rgba(0, 0, 0, 0.06);
}

.tech-tab-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 0.5rem;
  border: none;
  background: transparent;
  border-right: 2.5px solid transparent;
  transition: all 0.2s;
  cursor: pointer;
  font-family: inherit;
}

.tech-tab-btn.is-active {
  background: #fff;
}

.tech-tab-btn span {
  font-size: 10px;
  text-align: center;
  line-height: 1.2;
  color: #94a3b8;
  white-space: pre-line;
}

.tech-tab-btn.is-active span {
  color: #0f1e2d;
  font-weight: 500;
}

.tech-tab-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-detail {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #fff;
  position: relative;
}

.tech-detail [data-tech-panel] {
  display: none;
  flex: 1 1 auto;
  flex-direction: column;
  min-height: 0;
}

.tech-detail [data-tech-panel].is-active {
  display: flex;
}

.tech-detail [data-tech-panel][hidden] {
  display: none !important;
}

.tech-detail-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 0 1.25rem;
  min-height: 0;
}

.tech-detail-body > .tech-detail-seg:first-child {
  flex: 1 1 0;
  justify-content: flex-end;
  padding-bottom: 8px;
}

.tech-detail-body > .tech-detail-seg:last-child {
  flex: 1 1 0;
  justify-content: flex-start;
  padding-top: 8px;
}

.tech-detail-seg {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.tech-detail-seg.mid {
  flex: 2 2 0;
  justify-content: center;
}

.tech-detail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.tech-detail .tech-tags {
  margin-top: 0;
  gap: 0.375rem;
  align-content: flex-start;
}

.tech-detail .tech-tag {
  flex: 0 1 auto;
  max-width: calc(50% - 0.1875rem);
}

.tech-detail-mid h4 {
  font-weight: 900;
  font-size: 1rem;
  color: #0f1e2d;
  margin-bottom: 0.5rem;
}

.tech-detail-line {
  height: 1px;
  width: 100%;
  margin-bottom: 0.5rem;
}

.tech-detail-mid p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tech-dots {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 1.25rem 0.75rem;
}

.tech-dot {
  height: 6px;
  border-radius: 999px;
  border: none;
  padding: 0;
  background: rgba(0, 0, 0, 0.12);
  width: 6px;
  transition: width 0.2s, background 0.2s;
  cursor: pointer;
  font-family: inherit;
}

.tech-dot.is-active {
  width: 20px;
}

.tech-cta-bar {
  border-radius: 1rem;
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  background: rgba(0, 184, 150, 0.06);
  border: 1px solid rgba(0, 184, 150, 0.2);
}

@media (min-width: 768px) {
  .tech-cta-bar {
    flex-direction: row;
    justify-content: space-between;
  }
}

.tech-cta-text {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #0f1e2d;
}

.tech-cta-sep {
  color: #cbd5e1;
  display: none;
}

@media (min-width: 768px) {
  .tech-cta-sep {
    display: inline;
  }
}

.tech-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  font-weight: 700;
  font-size: 0.875rem;
  color: #fff;
  background: #00b896;
  border: none;
  width: 100%;
}

@media (min-width: 768px) {
  .tech-cta-btn {
    width: auto;
  }
}

/* 合作 */
.section-coop {
  padding: 3rem 0;
  background: #f5f8fb;
  position: relative;
}

@media (min-width: 768px) {
  .section-coop {
    padding: 6rem 0;
  }
}

.coop-glow {
  position: absolute;
  top: 25%;
  left: 50%;
  transform: translateX(-50%);
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 184, 150, 0.05) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}

.mode-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.mode-grid > * {
  width: 100%;
}

@media (min-width: 640px) {
  .mode-grid > * {
    width: calc(50% - 10px);
  }
}

@media (min-width: 1024px) {
  .mode-grid > * {
    width: calc(33.333% - 14px);
  }
}

@media (min-width: 1280px) {
  .mode-grid > * {
    width: calc(20% - 16px);
  }
}

.mode-card {
  border-radius: 1rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: 100%;
  background: #fff;
  border: 1.5px solid #e8edf3;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s;
}

.mode-card:hover {
  transform: translateY(-4px);
}

.mode-card-top {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.mode-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  background: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #94a3b8;
}

.mode-title-mobile {
  flex: 1;
  min-width: 0;
}

@media (min-width: 768px) {
  .mode-title-mobile {
    display: none;
  }
}

.mode-title-desktop {
  display: none;
  font-weight: 700;
  font-size: 1rem;
  color: #0f1e2d;
}

@media (min-width: 768px) {
  .mode-title-desktop {
    display: block;
  }
}

.mode-fit-mobile {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  color: #64748b;
}

.mode-fit-desktop {
  display: none;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  color: #64748b;
}

@media (min-width: 768px) {
  .mode-fit-desktop {
    display: flex;
  }
}

.mode-stars {
  display: flex;
  gap: 2px;
  margin-left: auto;
  flex-shrink: 0;
}

.mode-card p {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
  flex: 1;
}

.mode-detail-btn {
  width: 100%;
  padding: 0.625rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  background: #f8fafc;
  color: #64748b;
  border: 1px solid #e8edf3;
  transition: opacity 0.2s;
}

.mode-detail-btn:hover {
  opacity: 0.8;
}

.combo-block {
  border-radius: 1rem;
  padding: 2rem 1rem;
  background: rgba(0, 184, 150, 0.06);
  border: 1.5px solid rgba(0, 184, 150, 0.15);
}

@media (min-width: 640px) {
  .combo-block {
    padding: 2.5rem 2rem;
  }
}

.combo-block h3 {
  text-align: center;
  font-weight: 900;
  font-size: 1rem;
  color: #0f1e2d;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .combo-block h3 {
    margin-bottom: 2rem;
  }
}

.combo-row {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .combo-row {
    flex-direction: row;
  }
}

.combo-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  background: #fff;
  border: 1.5px solid rgba(0, 184, 150, 0.15);
}

.combo-num {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.5rem;
  background: #00b896;
  color: #fff;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.combo-item h4 {
  font-weight: 700;
  font-size: 0.875rem;
  color: #0f1e2d;
  margin-bottom: 2px;
}

.combo-item p {
  font-size: 0.75rem;
  color: #64748b;
}

.section-cta {
  text-align: center;
  margin-top: 1.5rem;
}

@media (min-width: 768px) {
  .section-cta {
    margin-top: 3rem;
  }
}

.btn-cta-lg {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  border-radius: 1rem;
  font-weight: 700;
  font-size: 0.875rem;
  color: #fff;
  background: linear-gradient(135deg, #00b896, #00967a);
  box-shadow: 0 6px 28px rgba(0, 184, 150, 0.3);
  border: none;
  transition: transform 0.2s;
}

.btn-cta-lg:hover {
  transform: translateY(-4px);
}

/* 步骤 */
.section-steps {
  padding: 3rem 0;
  background: #f8fafc;
  position: relative;
}

@media (min-width: 768px) {
  .section-steps {
    padding: 6rem 0;
  }
}

.steps-bg {
  position: absolute;
  inset: 0;
  opacity: 0.25;
  pointer-events: none;
}

.steps-fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 8rem;
  background: linear-gradient(0deg, #fff 0%, transparent 100%);
  pointer-events: none;
}

.steps-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .steps-row {
    flex-wrap: nowrap;
    gap: 1.5rem;
    margin-bottom: 4rem;
  }
}

.step-col {
  width: calc(50% - 6px);
}

@media (min-width: 768px) {
  .step-col {
    flex: 1;
    width: auto;
  }
}

.step-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.step-line {
  display: none;
  position: absolute;
  top: 2rem;
  left: 50%;
  width: 100%;
  height: 1px;
}

@media (min-width: 768px) {
  .step-line {
    display: block;
  }
}

.step-circle {
  position: relative;
  z-index: 10;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: transform 0.3s;
}

.step-circle:hover {
  transform: scale(1.1);
}

.step-num {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  color: #fff;
  font-size: 10px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-item h4 {
  font-weight: 700;
  font-size: 0.875rem;
  color: #0f1e2d;
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .step-item h4 {
    font-size: 1rem;
  }
}

.step-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

.step-item p {
  font-size: 0.75rem;
  color: #64748b;
  line-height: 1.6;
  padding: 0 4px;
}

@media (min-width: 768px) {
  .step-item p {
    font-size: 0.875rem;
  }
}

.service-block {
  border-radius: 1rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, #f0fdf9 0%, #eff6ff 100%);
  border: 1px solid rgba(0, 184, 150, 0.15);
}

@media (min-width: 768px) {
  .service-block {
    padding: 2.5rem;
  }
}

.service-block h3 {
  font-size: 1.25rem;
  font-weight: 900;
  text-align: center;
  color: #0f1e2d;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .service-block h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
  }
}

.service-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

@media (min-width: 768px) {
  .service-grid {
    gap: 1rem;
  }
}

.service-item {
  width: 100%;
  padding: 20px;
  border-radius: 12px;
  background: #fff;
  display: flex;
  flex-direction: column;
}

@media (min-width: 640px) {
  .service-item {
    width: calc(50% - 8px);
  }
}

@media (min-width: 1024px) {
  .service-item {
    flex: 1;
    width: auto;
  }
}

.service-item h4 {
  font-weight: 700;
  font-size: 0.875rem;
  color: #0f1e2d;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.service-item p {
  font-size: 0.75rem;
  color: #64748b;
  line-height: 1.6;
  flex: 1;
}

/* 页脚 */
.site-footer {
  background: #0f1e2d;
}

.footer-cta {
  position: relative;
  padding: 2rem 0;
  overflow: hidden;
  background: linear-gradient(135deg, #0f1e2d 0%, #1a2e45 100%);
}

@media (min-width: 768px) {
  .footer-cta {
    padding: 4rem 0 5rem;
  }
}

.footer-cta-grid {
  position: absolute;
  inset: 0;
  opacity: 0.2;
}

.footer-cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(0, 184, 150, 0.1) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.footer-cta-inner {
  position: relative;
  z-index: 10;
  text-align: center;
}

.footer-cta h2 {
  font-weight: 900;
  color: #fff;
  font-size: clamp(26px, 5vw, 44px);
  margin-bottom: 1rem;
}

.footer-cta-desc {
  font-size: 0.875rem;
  color: #94a3b8;
  max-width: 36rem;
  margin: 0 auto 1.25rem;
}

@media (min-width: 768px) {
  .footer-cta-desc {
    font-size: 1rem;
    margin-bottom: 2.5rem;
  }
}

.footer-cta-btns {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .footer-cta-btns {
    flex-direction: row;
    justify-content: center;
    gap: 1rem;
  }
}

.footer-cta-btns button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 0.75rem;
  font-weight: 700;
  font-size: 0.875rem;
  width: 100%;
}

@media (min-width: 640px) {
  .footer-cta-btns button {
    width: auto;
    font-size: 1rem;
  }
}

.footer-btn-ghost {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: opacity 0.2s;
}

.footer-btn-ghost:hover {
  opacity: 0.8;
}

.footer-trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

@media (min-width: 768px) {
  .footer-trust {
    gap: 2rem;
    margin-top: 2.5rem;
    padding-top: 2rem;
  }
}

.footer-trust span {
  font-size: 0.75rem;
  font-weight: 600;
  color: #94a3b8;
}

@media (min-width: 768px) {
  .footer-trust span {
    font-size: 0.875rem;
  }
}

.trust-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #00b896;
  animation: pulse-glow 2s ease-in-out infinite;
}

/* 全站页脚布局由 site-common.css 统一控制，勿在此覆盖 .footer-grid / .footer-links 等 */