/* Particle zone — Hero + Capability + Showcase */
.v2-particle-zone {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.v2-particle-zone::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 70% 35% at 82% 12%, rgba(106, 168, 255, 0.14), transparent 70%),
    radial-gradient(ellipse 55% 30% at 75% 38%, rgba(106, 168, 255, 0.1), transparent 70%),
    radial-gradient(ellipse 60% 35% at 68% 62%, rgba(255, 106, 69, 0.08), transparent 70%),
    radial-gradient(ellipse 65% 40% at 80% 88%, rgba(106, 168, 255, 0.09), transparent 70%);
}

.v2-hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  mask-image: linear-gradient(90deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.55) 28%, rgba(0,0,0,0.95) 48%, rgba(0,0,0,1) 100%);
  -webkit-mask-image: linear-gradient(90deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.55) 28%, rgba(0,0,0,0.95) 48%, rgba(0,0,0,1) 100%);
}

/* 不规则点阵层 A — 每块瓦片内随机落点，非网格 */
.v2-hero-particles::before {
  content: '';
  position: absolute;
  inset: -8%;
  opacity: 0.38;
  background-image:
    radial-gradient(circle at 11% 9%, rgba(106, 168, 255, 0.75) 0.45px, transparent 1.4px),
    radial-gradient(circle at 29% 4%, rgba(106, 168, 255, 0.55) 0.35px, transparent 1.1px),
    radial-gradient(circle at 47% 17%, rgba(106, 168, 255, 0.65) 0.5px, transparent 1.5px),
    radial-gradient(circle at 64% 7%, rgba(106, 168, 255, 0.5) 0.4px, transparent 1.2px),
    radial-gradient(circle at 83% 21%, rgba(106, 168, 255, 0.7) 0.45px, transparent 1.3px),
    radial-gradient(circle at 93% 13%, rgba(106, 168, 255, 0.45) 0.35px, transparent 1px),
    radial-gradient(circle at 18% 36%, rgba(106, 168, 255, 0.6) 0.5px, transparent 1.4px),
    radial-gradient(circle at 37% 44%, rgba(106, 168, 255, 0.55) 0.4px, transparent 1.2px),
    radial-gradient(circle at 55% 31%, rgba(106, 168, 255, 0.65) 0.45px, transparent 1.3px),
    radial-gradient(circle at 71% 49%, rgba(106, 168, 255, 0.5) 0.35px, transparent 1.1px),
    radial-gradient(circle at 88% 39%, rgba(106, 168, 255, 0.58) 0.45px, transparent 1.2px),
    radial-gradient(circle at 7% 58%, rgba(106, 168, 255, 0.52) 0.4px, transparent 1.2px),
    radial-gradient(circle at 26% 71%, rgba(106, 168, 255, 0.62) 0.5px, transparent 1.4px),
    radial-gradient(circle at 44% 63%, rgba(106, 168, 255, 0.48) 0.35px, transparent 1px),
    radial-gradient(circle at 62% 78%, rgba(106, 168, 255, 0.55) 0.45px, transparent 1.3px),
    radial-gradient(circle at 79% 67%, rgba(106, 168, 255, 0.6) 0.4px, transparent 1.2px),
    radial-gradient(circle at 96% 82%, rgba(106, 168, 255, 0.5) 0.35px, transparent 1.1px),
    radial-gradient(circle at 14% 91%, rgba(106, 168, 255, 0.58) 0.45px, transparent 1.3px),
    radial-gradient(circle at 39% 88%, rgba(106, 168, 255, 0.52) 0.4px, transparent 1.2px),
    radial-gradient(circle at 58% 95%, rgba(106, 168, 255, 0.45) 0.35px, transparent 1px),
    radial-gradient(circle at 73% 93%, rgba(106, 168, 255, 0.55) 0.45px, transparent 1.2px),
    radial-gradient(circle at 22% 24%, rgba(255, 106, 69, 0.65) 0.4px, transparent 1.2px),
    radial-gradient(circle at 51% 52%, rgba(255, 106, 69, 0.55) 0.35px, transparent 1.1px),
    radial-gradient(circle at 76% 28%, rgba(255, 106, 69, 0.6) 0.45px, transparent 1.3px),
    radial-gradient(circle at 33% 79%, rgba(255, 106, 69, 0.5) 0.35px, transparent 1px),
    radial-gradient(circle at 67% 58%, rgba(255, 106, 69, 0.58) 0.4px, transparent 1.2px);
  background-size: 193px 227px;
  background-repeat: repeat;
  animation: v2ParticleFieldA 58s linear infinite;
}

/* 不规则点阵层 B — 另一套落点 + 不同瓦片尺寸，错开相位 */
.v2-hero-particles::after {
  content: '';
  position: absolute;
  inset: -12%;
  opacity: 0.26;
  background-image:
    radial-gradient(circle at 6% 19%, rgba(106, 168, 255, 0.45) 0.35px, transparent 1px),
    radial-gradient(circle at 23% 33%, rgba(106, 168, 255, 0.4) 0.3px, transparent 0.9px),
    radial-gradient(circle at 41% 11%, rgba(106, 168, 255, 0.5) 0.4px, transparent 1.1px),
    radial-gradient(circle at 59% 27%, rgba(106, 168, 255, 0.38) 0.35px, transparent 1px),
    radial-gradient(circle at 77% 14%, rgba(106, 168, 255, 0.42) 0.3px, transparent 0.95px),
    radial-gradient(circle at 91% 38%, rgba(106, 168, 255, 0.48) 0.4px, transparent 1.1px),
    radial-gradient(circle at 13% 54%, rgba(106, 168, 255, 0.4) 0.35px, transparent 1px),
    radial-gradient(circle at 35% 61%, rgba(106, 168, 255, 0.45) 0.3px, transparent 0.9px),
    radial-gradient(circle at 53% 47%, rgba(106, 168, 255, 0.42) 0.35px, transparent 1px),
    radial-gradient(circle at 69% 69%, rgba(106, 168, 255, 0.38) 0.3px, transparent 0.95px),
    radial-gradient(circle at 86% 56%, rgba(106, 168, 255, 0.44) 0.35px, transparent 1.05px),
    radial-gradient(circle at 17% 84%, rgba(106, 168, 255, 0.4) 0.3px, transparent 0.9px),
    radial-gradient(circle at 48% 76%, rgba(106, 168, 255, 0.46) 0.35px, transparent 1px),
    radial-gradient(circle at 74% 88%, rgba(106, 168, 255, 0.38) 0.3px, transparent 0.95px),
    radial-gradient(circle at 31% 16%, rgba(255, 106, 69, 0.5) 0.35px, transparent 1px),
    radial-gradient(circle at 57% 41%, rgba(255, 106, 69, 0.42) 0.3px, transparent 0.9px),
    radial-gradient(circle at 82% 62%, rgba(255, 106, 69, 0.48) 0.35px, transparent 1.05px),
    radial-gradient(circle at 44% 89%, rgba(255, 106, 69, 0.4) 0.3px, transparent 0.95px),
    radial-gradient(circle at 63% 19%, rgba(255, 106, 69, 0.45) 0.35px, transparent 1px),
    radial-gradient(circle at 9% 67%, rgba(255, 106, 69, 0.38) 0.3px, transparent 0.9px);
  background-size: 167px 241px;
  background-position: 37px 19px;
  background-repeat: repeat;
  animation: v2ParticleFieldB 43s linear infinite reverse;
}

@keyframes v2ParticleFieldA {
  0%   { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-47px, -63px, 0); }
}

@keyframes v2ParticleFieldB {
  0%   { transform: translate3d(0, 0, 0) rotate(0deg); }
  100% { transform: translate3d(38px, -52px, 0) rotate(0.6deg); }
}

.v2-hero-particles span {
  position: absolute;
  display: block;
  width: var(--sz, 4px);
  height: var(--sz, 4px);
  border-radius: 50%;
  background: var(--particle-color, rgba(106, 168, 255, 0.85));
  box-shadow: 0 0 calc(var(--sz, 4px) * 2) var(--particle-glow, rgba(106, 168, 255, 0.55));
  opacity: var(--op, 0.55);
  animation: v2ParticleDrift var(--dur, 40s) ease-in-out infinite alternate;
  animation-delay: var(--delay, 0s);
}

.v2-hero-particles span:nth-child(1)  { left: 54.3%; top: 5.8%;  --sz: 3px; --dx: 62px;  --dy: -44px;  --dur: 22s; --delay: 0s;   --op: 0.48; }
.v2-hero-particles span:nth-child(2)  { left: 71.6%; top: 13.7%; --sz: 5px; --dx: -58px; --dy: 67px;   --dur: 26s; --delay: -3s;  --op: 0.42; }
.v2-hero-particles span:nth-child(3)  { left: 87.2%; top: 7.4%;  --sz: 3px; --dx: 41px;  --dy: -73px;  --dur: 20s; --delay: -7s;  --op: 0.5; }
.v2-hero-particles span:nth-child(4)  { left: 61.8%; top: 21.3%; --sz: 4px; --dx: -69px; --dy: 48px;   --dur: 24s; --delay: -1s;  --op: 0.45; --particle-color: rgba(255,106,69,0.9); --particle-glow: rgba(255,106,69,0.5); }
.v2-hero-particles span:nth-child(5)  { left: 77.4%; top: 27.6%; --sz: 3px; --dx: 84px;  --dy: -51px;  --dur: 28s; --delay: -5s;  --op: 0.46; }
.v2-hero-particles span:nth-child(6)  { left: 91.7%; top: 19.2%; --sz: 4px; --dx: -37px; --dy: 76px;   --dur: 21s; --delay: -9s;  --op: 0.4; }
.v2-hero-particles span:nth-child(7)  { left: 57.1%; top: 35.8%; --sz: 5px; --dx: 53px;  --dy: -68px;  --dur: 25s; --delay: -2s;  --op: 0.5; }
.v2-hero-particles span:nth-child(8)  { left: 69.3%; top: 41.5%; --sz: 3px; --dx: -78px; --dy: 36px;   --dur: 23s; --delay: -11s; --op: 0.44; }
.v2-hero-particles span:nth-child(9)  { left: 84.6%; top: 37.9%; --sz: 4px; --dx: 33px;  --dy: -87px;  --dur: 27s; --delay: -6s;  --op: 0.47; --particle-color: rgba(255,106,69,0.88); --particle-glow: rgba(255,106,69,0.48); }
.v2-hero-particles span:nth-child(10) { left: 49.7%; top: 47.3%; --sz: 3px; --dx: -54px; --dy: 59px;   --dur: 19s; --delay: -4s;  --op: 0.43; }
.v2-hero-particles span:nth-child(11) { left: 65.8%; top: 51.6%; --sz: 4px; --dx: 57px;  --dy: -49px;  --dur: 22s; --delay: -8s;  --op: 0.48; }
.v2-hero-particles span:nth-child(12) { left: 79.4%; top: 54.2%; --sz: 5px; --dx: -48px; --dy: 68px;   --dur: 26s; --delay: -12s; --op: 0.41; }
.v2-hero-particles span:nth-child(13) { left: 93.8%; top: 49.1%; --sz: 3px; --dx: 46px;  --dy: -63px;  --dur: 24s; --delay: -10s; --op: 0.45; }
.v2-hero-particles span:nth-child(14) { left: 55.6%; top: 61.7%; --sz: 4px; --dx: -73px; --dy: 53px;   --dur: 20s; --delay: -13s; --op: 0.46; --particle-color: rgba(255,106,69,0.85); --particle-glow: rgba(255,106,69,0.45); }
.v2-hero-particles span:nth-child(15) { left: 73.2%; top: 67.4%; --sz: 3px; --dx: 61px;  --dy: -57px;  --dur: 23s; --delay: -5s;  --op: 0.44; }
.v2-hero-particles span:nth-child(16) { left: 86.9%; top: 71.8%; --sz: 4px; --dx: -59px; --dy: 62px;   --dur: 27s; --delay: -7s;  --op: 0.42; }
.v2-hero-particles span:nth-child(17) { left: 51.4%; top: 77.3%; --sz: 5px; --dx: 71px;  --dy: -43px;  --dur: 21s; --delay: -14s; --op: 0.47; }
.v2-hero-particles span:nth-child(18) { left: 67.7%; top: 81.6%; --sz: 3px; --dx: -64px; --dy: 71px;   --dur: 25s; --delay: -3s;  --op: 0.4; }
.v2-hero-particles span:nth-child(19) { left: 81.3%; top: 87.2%; --sz: 4px; --dx: 38px;  --dy: -76px;  --dur: 22s; --delay: -9s;  --op: 0.45; --particle-color: rgba(255,106,69,0.88); --particle-glow: rgba(255,106,69,0.48); }
.v2-hero-particles span:nth-child(20) { left: 59.2%; top: 93.6%; --sz: 3px; --dx: -53px; --dy: 41px;   --dur: 26s; --delay: -11s; --op: 0.43; }

@keyframes v2ParticleDrift {
  0%   { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(var(--dx, 50px), var(--dy, -80px), 0); }
}

body[data-reduced-motion="true"] .v2-hero-particles::before,
body[data-reduced-motion="true"] .v2-hero-particles::after,
body[data-reduced-motion="true"] .v2-hero-particles span {
  animation: none;
}

body[data-hero-offscreen="true"] .v2-hero-particles::before,
body[data-hero-offscreen="true"] .v2-hero-particles::after,
body[data-hero-offscreen="true"] .v2-hero-particles span {
  animation-play-state: paused;
}

@media (prefers-reduced-motion: reduce) {
  .v2-hero-particles::before,
  .v2-hero-particles::after {
    animation: none;
  }
}

.v2-particle-zone > section {
  position: relative;
  z-index: 1;
}

/* Hero */
.v2-hero {
  padding: 0;
}

.v2-hero .container {
  display: block;
}

.v2-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 520px) minmax(0, 1fr);
  align-items: center;
  gap: 48px;
}

.v2-hero-copy {
  max-width: none;
  position: relative;
  z-index: 2;
}

.v2-hero-splat {
  position: relative;
  z-index: 2;
  width: 100%;
  min-height: 360px;
  aspect-ratio: 4 / 3;
  background: transparent;
  overflow: hidden;
  touch-action: none;
}

.v2-hero-splat-canvas {
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s var(--ease-out, ease-out);
  touch-action: none;
}

.v2-hero-splat.is-ready .v2-hero-splat-canvas {
  opacity: 1;
}

.v2-hero-splat-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-caption, 13px);
  color: var(--text-muted, #6b7280);
  pointer-events: none;
}

.v2-hero-splat.is-ready .v2-hero-splat-loading,
.v2-hero-splat.is-fallback .v2-hero-splat-loading {
  display: none;
}

.v2-hero-splat-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px;
  text-align: center;
}

.v2-hero-splat-fallback[hidden] {
  display: none;
}

.v2-hero-splat-fallback-text {
  margin: 0;
  font-size: var(--font-body, 15px);
  color: var(--text-secondary, #4b5563);
}

.v2-hero-splat-fallback-link {
  font-size: var(--font-body, 15px);
  color: var(--accent-orange, #ff6a45);
  text-decoration: none;
}

.v2-hero-splat-fallback-link:hover {
  text-decoration: underline;
}

.v2-hero-line1 {
  font-size: calc(var(--font-display) * 0.8);
  font-weight: 500;
  line-height: 0.88;
  letter-spacing: -0.06em;
  margin: 0 0 8px;
  text-wrap: pretty;
}

.v2-hero-line2 {
  font-size: 32px;
  font-weight: 400;
  line-height: 1.3;
  margin: 0 0 40px;
  color: var(--text-secondary);
  text-wrap: pretty;
}

.v2-video-trigger {
  display: flex;
  width: fit-content;
  align-items: center;
  gap: 0;
  background: none;
  border: none;
  padding: 0;
  margin: 0 0 40px;
  color: var(--text-primary);
  font-size: var(--font-body);
  position: relative;
}

.v2-video-line {
  display: block;
  height: 1px;
  width: 48px;
  background: var(--text-muted);
  transition: width var(--motion-normal) var(--ease-out),
    background var(--motion-normal) var(--ease-out);
  position: relative;
  overflow: visible;
}

.v2-video-line::after {
  content: '';
  position: absolute;
  right: -2px;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-orange);
  transform: translateY(-50%);
  opacity: 0;
  transition: opacity var(--motion-fast), transform var(--motion-normal) var(--ease-out);
}

.v2-video-trigger:hover .v2-video-line {
  width: 72px;
  background: rgba(255, 106, 69, 0.5);
}

.v2-video-trigger:hover .v2-video-line::after {
  opacity: 1;
  transform: translate(8px, -50%);
}

.v2-video-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  font-size: var(--font-body);
}

.v2-video-play {
  font-size: 12px;
  color: var(--accent-orange);
}

/* Capability */
.v2-capability {
  padding: 40px 0 80px;
}

.v2-cap-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--layout-density-gap);
  justify-items: center;
}

/* Showcase */
.v2-showcase {
  padding: 40px 0 80px;
}

.v2-section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: var(--font-h2);
  font-weight: 500;
  margin: 0 0 40px;
  letter-spacing: -0.02em;
}

.v2-section-icon {
  display: inline-flex;
  flex-shrink: 0;
  color: var(--accent-orange);
}

.v2-section-icon svg {
  display: block;
  width: 26px;
  height: 26px;
}

.v2-projects-layout {
  display: flex;
  flex-direction: column;
  gap: var(--layout-density-gap);
}

.v2-featured-wrap {
  display: flex;
  justify-content: center;
}

.v2-featured-wrap .v2-project-card {
  width: 100%;
  max-width: 960px;
}

.v2-project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--layout-density-gap);
}

.v2-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: var(--font-body);
}

/* Workflow */
.v2-workflow {
  padding: 80px 0 100px;
  background: var(--bg-secondary);
  border-block: 1px solid var(--border-subtle);
}

.v2-workflow-header {
  text-align: center;
  margin-bottom: 64px;
}

.v2-workflow-header h2 {
  font-size: var(--font-h1);
  font-weight: 500;
  margin: 0 0 12px;
  letter-spacing: -0.03em;
}

.v2-workflow-sub {
  font-family: var(--font-en);
  font-size: var(--font-body);
  color: var(--text-muted);
  margin: 0;
  letter-spacing: 0.02em;
}

.v2-workflow-track {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  max-width: 1100px;
  margin: 0 auto;
}

.v2-workflow-node-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  flex: 0 0 auto;
}

.v2-workflow-line {
  flex: 1 1 48px;
  min-width: 24px;
  max-width: 80px;
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
  margin-top: 28px;
}

.v2-workflow-node {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 18px;
  color: var(--text-secondary);
  transition: box-shadow var(--motion-normal) var(--ease-out),
    border-color var(--motion-normal) var(--ease-out),
    color var(--motion-normal) var(--ease-out);
  cursor: default;
}

.v2-workflow-node:hover {
  border-color: var(--accent-orange);
  color: var(--accent-orange);
  box-shadow: 0 0 0 8px rgba(255, 106, 69, 0.12),
    0 0 32px rgba(255, 106, 69, 0.25);
}

.v2-workflow-label {
  font-size: var(--font-caption);
  color: var(--text-secondary);
  text-align: center;
  max-width: 100px;
  line-height: 1.4;
}

/* Footer */
.v2-footer {
  text-align: center;
  padding: 40px 24px 48px;
  color: var(--text-muted);
  font-size: var(--font-caption);
  border-top: 1px solid var(--border-subtle);
}

.v2-footer-qr {
  margin-left: 10px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  padding: 4px;
  cursor: pointer;
  display: inline-flex;
  vertical-align: middle;
  transition: border-color var(--motion-fast), transform var(--motion-fast);
}

.v2-footer-qr:hover {
  border-color: var(--accent-orange);
  transform: translateY(-1px);
}

.v2-footer-qr img {
  width: 60px;
  height: 60px;
  border-radius: 6px;
  object-fit: cover;
}

.v2-qr-panel {
  max-width: min(92vw, 440px);
}

.v2-qr-image {
  width: 100%;
  max-width: 380px;
  margin: 0 auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.v2-qr-tip {
  margin-top: 12px;
  font-size: var(--font-caption);
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 1200px) {
  .v2-hero-line1 {
    font-size: clamp(38px, 6.4vw, 58px);
  }

  .v2-hero-line2 {
    font-size: clamp(22px, 4vw, 32px);
  }

  .v2-cap-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .v2-project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .v2-hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .v2-hero-splat {
    min-height: 280px;
    max-height: 360px;
  }

  .v2-cap-grid {
    grid-template-columns: 1fr;
  }

  .v2-cap-card {
    max-width: 100%;
  }

  .v2-project-grid {
    grid-template-columns: 1fr;
  }

  .v2-workflow-track {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px 8px;
  }

  .v2-workflow-line {
    display: none;
  }

  .v2-workflow-node-wrap {
    flex: 0 0 calc(33% - 16px);
  }
}

@media (max-width: 480px) {
  .v2-workflow-node-wrap {
    flex: 0 0 calc(50% - 12px);
  }

  .v2-btn-pill {
    width: 112px;
    height: 44px;
    font-size: 13px;
  }
}


/* v3 home — hero path split */
.v2-hero--paths .v2-hero-line2 {
  margin-bottom: 24px;
}

.v2-hero-question {
  margin: 0 0 16px;
  font-size: var(--font-body, 15px);
  font-weight: 600;
  color: var(--text-primary, #f3f4f6);
  letter-spacing: 0.02em;
}

.v2-hero-start-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 280px;
  min-height: 52px;
  margin: 0 0 20px;
  padding: 0 28px;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--accent-orange, #ff6a45);
  color: #050608;
  font-family: var(--font-cn);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
  box-shadow: 0 8px 28px rgba(255, 106, 69, 0.35);
  transition: transform var(--motion-fast) var(--ease-out),
    filter var(--motion-fast) var(--ease-out),
    box-shadow var(--motion-fast) var(--ease-out);
}

.v2-hero-start-btn:hover {
  filter: brightness(1.06);
  box-shadow: 0 10px 32px rgba(255, 106, 69, 0.45);
}

.v2-hero-start-btn:active {
  transform: scale(0.98);
}

.v2-hero-start-btn:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.8);
  outline-offset: 3px;
}

.v2-hero-start-btn.is-hidden {
  display: none;
}

.v2-path-panels-wrap {
  display: grid;
  grid-template-rows: 0fr;
  margin-bottom: 0;
  opacity: 0;
  overflow: hidden;
  border-radius: calc(var(--radius-md, 20px) + 16px);
  border: 1px solid transparent;
  background: transparent;
  transition:
    grid-template-rows 0.45s var(--ease-out, ease-out),
    opacity 0.35s var(--ease-out, ease-out),
    margin-bottom 0.35s var(--ease-out, ease-out),
    border-color 0.35s var(--ease-out, ease-out),
    background 0.35s var(--ease-out, ease-out);
}

.v2-path-panels-wrap.is-open {
  grid-template-rows: 1fr;
  margin-bottom: 20px;
  opacity: 1;
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
}

.v2-path-panels-wrap[hidden] {
  display: none;
}

.v2-path-panels-wrap:not([hidden]) {
  display: grid;
}

.v2-path-panels-wrap-inner {
  min-height: 0;
  overflow: hidden;
}

.v2-path-panels-wrap .v2-path-panels {
  margin-bottom: 0;
  padding: 16px;
}

@media (prefers-reduced-motion: reduce) {
  .v2-path-panels-wrap {
    transition: none;
  }
}

.v2-path-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.v2-path-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.v2-path-panel {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  padding: 18px 16px;
  border-radius: var(--radius-md, 12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color var(--motion-fast) var(--ease-out),
    background var(--motion-fast) var(--ease-out);
}

.v2-path-panel:hover {
  border-color: rgba(255, 106, 69, 0.45);
  background: rgba(255, 106, 69, 0.04);
}

.v2-path-panel-state {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-primary, #f3f4f6);
  letter-spacing: 0.02em;
}

.v2-path-steps {
  margin: 0;
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-secondary, #d1d5db);
}

.v2-path-steps li {
  margin-bottom: 4px;
}

.v2-path-steps li:last-child {
  margin-bottom: 0;
}

.v2-path-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.v2-path-benefit {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 106, 69, 0.35);
  background: rgba(255, 106, 69, 0.08);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary, #f3f4f6);
  letter-spacing: 0.02em;
}

.v2-path-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-secondary, #d1d5db);
}

.v2-path-price {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary, #f3f4f6);
  letter-spacing: 0.02em;
}

.v2-hero--paths .v2-hero-inner {
  align-items: center;
}

.v2-path-panel--traditional {
  justify-content: flex-start;
}

.v2-path-panel--traditional .v2-path-card-action {
  margin-top: auto;
}

.v2-path-qr {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.v2-path-qr-img {
  display: block;
  width: 132px;
  height: 132px;
  border-radius: var(--radius-sm, 12px);
  background: #fff;
  padding: 6px;
  object-fit: contain;
}

.v2-path-qr-caption {
  font-size: var(--font-caption, 13px);
  color: var(--text-secondary, #9ca3af);
  letter-spacing: 0.02em;
}

.v2-path-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  padding: 18px 16px;
  border-radius: var(--radius-md, 12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color var(--motion-fast) var(--ease-out),
    background var(--motion-fast) var(--ease-out);
}

.v2-path-card:hover {
  border-color: rgba(255, 106, 69, 0.45);
  background: rgba(255, 106, 69, 0.04);
}

.v2-path-card-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary, #f3f4f6);
  letter-spacing: 0.02em;
}

.v2-path-card-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--accent-orange, #ff6a45);
  color: #050608;
  font-family: var(--font-cn);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--motion-fast) var(--ease-out),
    filter var(--motion-fast) var(--ease-out);
}

.v2-path-card-action:hover {
  filter: brightness(1.05);
}

.v2-path-card-action:active {
  transform: scale(0.98);
}

.v2-path-card-hint {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--text-muted, #9ca3af);
  text-align: center;
}

.v2-hero-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.v2-hero-link {
  font-size: var(--font-caption, 13px);
  color: var(--text-muted, #9ca3af);
  text-decoration: none;
  transition: color var(--motion-fast) var(--ease-out);
}

.v2-hero-link:hover {
  color: var(--accent-orange, #ff6a45);
}

.v2-hero-link--btn {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
}

.v2-hero-link-sep {
  color: var(--text-muted, #6b7280);
  font-size: 12px;
}

.v2-hero-splat-hint {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 10px;
  margin: 0;
  padding: 0 12px;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted, #9ca3af);
  pointer-events: none;
  z-index: 3;
}

@media (max-width: 768px) {
  .v2-path-cards,
  .v2-path-panels {
    grid-template-columns: 1fr;
  }

  .v2-hero-splat-hint {
    font-size: 11px;
    bottom: 8px;
  }
}

/* ===== 公开案例（移植自 index617.html） ===== */
.showcase { padding: 20px 5vw 60px; max-width: 1600px; margin: 0 auto; }
.showcase h2 { border-left: 4px solid #f39c12; padding-left: 12px; font-size: 20px; margin-bottom: 25px; font-weight: 500; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 25px; }
.card { background: #1e1e1e; border-radius: 12px; overflow: hidden; border: 1px solid #333; cursor: pointer; transition: 0.3s; display: block; text-decoration: none; color: inherit; }
.card:hover { transform: translateY(-6px); border-color: #f39c12; box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5); }

.card-thumb { height: 200px; background: #252526; display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; }
.card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.card:hover .card-thumb img { transform: scale(1.05); }

.card-body { padding: 16px; }
.card-title { font-weight: bold; font-size: 15px; margin-bottom: 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card-author { font-size: 12px; color: #888; display: flex; align-items: center; gap: 8px; }

.badge-public { position: absolute; top: 12px; right: 12px; background: rgba(46, 204, 113, 0.95); color: #fff; font-size: 10px; padding: 4px 8px; border-radius: 4px; font-weight: bold; z-index: 10; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5); }

.showcase .loading { text-align: center; padding: 60px 20px; color: #888; grid-column: 1 / -1; font-size: 15px; }