/* ═══════════════════════════════════════
   我要入仓 · 主流大气落地页
   ═══════════════════════════════════════ */

.mall-app-join {
  --join-accent: var(--theme-brand);
  --join-accent-dark: var(--theme-brand-hover);
  --join-accent-soft: var(--theme-brand-soft);
  --join-text: #1a1a22;
  --join-text-2: #5c6370;
  --join-text-3: #8b93a0;
  --join-border: rgba(0, 0, 0, 0.06);
  --join-card: #fff;
  --join-radius: 16px;
  --join-radius-lg: 24px;
  --join-shadow: 0 8px 32px rgba(20, 24, 36, 0.06);
  --join-shadow-lg: 0 20px 60px rgba(20, 24, 36, 0.08);
  background: #f7f8fa;
}

.mall-app-join .mall-body-sub {
  padding-top: 0;
  background: transparent;
}

.mall-app-join .mall-page-stage,
.mall-app-join .mall-footer {
  background: transparent;
}

.mall-app-join .mall-footer {
  margin-top: 0;
  border-top: 1px solid var(--join-border);
}

.join-page {
  overflow-x: clip;
  --join-space-section: 88px;
  background:
    radial-gradient(ellipse 70% 50% at 50% -10%, rgba(255, 0, 54, 0.04) 0%, transparent 55%),
    linear-gradient(180deg, #fafbfc 0%, #f3f5f8 100%);
}

.join-page .mall-container {
  max-width: min(1240px, 94vw);
}

/* ── Hero ── */
.join-hero {
  position: relative;
  padding-bottom: 0;
}

.join-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  background: linear-gradient(180deg, #fff 0%, #f7f8fa 100%);
}

.join-hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  animation: join-orb-drift 12s ease-in-out infinite;
}

.join-hero-orb--1 {
  width: 420px;
  height: 420px;
  top: -120px;
  right: 5%;
  background: rgba(255, 0, 54, 0.1);
}

.join-hero-orb--2 {
  width: 320px;
  height: 320px;
  bottom: 10%;
  left: -5%;
  background: rgba(107, 140, 255, 0.08);
  animation-delay: -4s;
}

.join-hero-orb--3 {
  width: 200px;
  height: 200px;
  top: 35%;
  left: 45%;
  background: rgba(255, 107, 138, 0.08);
  animation-delay: -7s;
  filter: blur(50px);
}

.join-hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.4;
  background-image:
    linear-gradient(rgba(255, 0, 54, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(107, 140, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 60% 30%, #000 20%, transparent 75%);
}

@keyframes join-orb-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-20px, 16px) scale(1.05); }
}

@keyframes join-enter {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: none; }
}

@keyframes join-shimmer {
  0% { background-position: 0% center; }
  100% { background-position: 200% center; }
}

@keyframes join-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes join-route-flow {
  to { stroke-dashoffset: -28; }
}

@keyframes join-dot-pulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.2); }
}

@keyframes join-radar-ping {
  0% { transform: scale(0.7); opacity: 0.5; }
  100% { transform: scale(1.5); opacity: 0; }
}

@keyframes join-truck-move {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(8px, -4px); }
}

@keyframes join-wh-glow {
  0%, 100% { opacity: 0.9; }
  50% { opacity: 1; filter: drop-shadow(0 0 6px rgba(255, 0, 54, 0.2)); }
}

@keyframes join-btn-shine {
  0% { left: -100%; }
  55%, 100% { left: 150%; }
}

@keyframes join-glow-rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes join-cta-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes join-flow-line {
  to { background-position: 200% 0; }
}

/* Hero 入场 */
.join-anim {
  opacity: 0;
  animation: join-enter 0.75s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.join-anim--1 { animation-delay: 0.05s; }
.join-anim--2 { animation-delay: 0.12s; }
.join-anim--3 { animation-delay: 0.2s; }
.join-anim--4 { animation-delay: 0.28s; }
.join-anim--5 { animation-delay: 0.36s; }
.join-anim--6 { animation-delay: 0.18s; }
.join-anim--7 { animation-delay: 0.45s; }

/* 滚动入场 */
.join-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1), transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.join-reveal.is-visible {
  opacity: 1;
  transform: none;
}

.join-reveal--d1 { transition-delay: 0.05s; }
.join-reveal--d2 { transition-delay: 0.12s; }
.join-reveal--d3 { transition-delay: 0.19s; }
.join-reveal--d4 { transition-delay: 0.26s; }

.join-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr minmax(400px, 540px);
  gap: 48px 64px;
  align-items: center;
  padding: 40px 16px 48px;
}

.join-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 24px;
  padding: 0;
  border: none;
  background: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--join-text-3);
  box-shadow: none;
}

.join-kicker-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--join-accent);
  box-shadow: none;
  animation: none;
}

.join-title {
  margin: 0 0 28px;
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 800;
  letter-spacing: -0.048em;
  line-height: 1;
  color: var(--join-text);
}

.join-title-accent {
  color: var(--join-accent);
  background: none;
  -webkit-text-fill-color: currentColor;
  animation: none;
}

.join-lead {
  margin: 0 0 28px;
  max-width: 540px;
  font-size: 18px;
  line-height: 1.8;
  color: var(--join-text-2);
}

.join-lead strong {
  color: var(--join-text);
  font-weight: 600;
}

.join-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 32px;
  padding: 0;
  list-style: none;
}

.join-tags li {
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--join-accent-soft);
  border: 1px solid rgba(255, 0, 54, 0.12);
  font-size: 13px;
  font-weight: 500;
  color: var(--join-text-2);
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.join-tags li:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 0, 54, 0.25);
  box-shadow: 0 4px 12px rgba(255, 0, 54, 0.1);
}

.join-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.join-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 32px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.join-btn--lg {
  min-height: 52px;
  padding: 0 32px;
  font-size: 16px;
}

.join-btn--primary {
  position: relative;
  overflow: hidden;
  border: none;
  background: var(--join-accent);
  color: #fff;
  box-shadow: 0 6px 24px rgba(255, 0, 54, 0.25);
  animation: none;
}

.join-btn--primary::after {
  display: none;
}

.join-btn--primary:hover {
  background: var(--join-accent-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 10px 32px rgba(255, 0, 54, 0.3);
}

.join-btn--outline {
  border: 1px solid var(--join-border);
  background: #fff;
  color: var(--join-text);
  box-shadow: 0 2px 8px rgba(20, 24, 36, 0.04);
}

.join-btn--outline:hover {
  border-color: rgba(255, 0, 54, 0.25);
  color: var(--join-accent);
}

.join-cs-wrap {
  position: relative;
  display: inline-flex;
}

.join-cs-trigger {
  cursor: default;
  user-select: none;
}

.join-cs-wrap:hover .join-cs-trigger,
.join-cs-wrap:focus-within .join-cs-trigger {
  border-color: rgba(255, 0, 54, 0.25);
  color: var(--join-accent);
}

.join-cs-panel {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 12px);
  z-index: 20;
  width: 200px;
  padding: 14px 14px 12px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid #eee;
  box-shadow: 0 12px 32px rgba(20, 24, 36, 0.14);
  text-align: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(-50%) translateY(6px);
  transition: opacity .15s, visibility .15s, transform .15s;
}

.join-cs-panel::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 14px;
}

.join-cs-wrap:hover .join-cs-panel,
.join-cs-wrap:focus-within .join-cs-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.join-cs-panel__title {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  color: #1a1a22;
}

.join-cs-panel__img {
  display: block;
  width: 160px;
  height: 160px;
  margin: 0 auto;
  object-fit: contain;
  border-radius: 8px;
  background: #f7f8fa;
}

.join-btn--white {
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.join-btn--white:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

/* Hero 插画面板 */
.join-hero-panel {
  position: relative;
  overflow: visible;
}

.join-hero-panel-inner {
  position: relative;
  z-index: 1;
  padding: 44px 48px 48px;
  border-radius: 28px;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: 0 24px 64px rgba(20, 24, 36, 0.07);
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.join-hero-panel-inner--dispatch {
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  min-height: 340px;
  overflow: visible;
  display: block;
}

/* Hero · 全国分发网络 */
.join-dispatch-viz {
  position: relative;
  width: 100%;
}

.join-dispatch-viz__svg {
  display: block;
  width: 100%;
  height: auto;
}

.join-dispatch-viz__caption {
  position: absolute;
  top: 4px;
  right: 0;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 4px 16px rgba(20, 24, 36, 0.06);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--join-text-3);
  white-space: nowrap;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  pointer-events: none;
}

.join-dispatch-route {
  fill: none;
  stroke: rgba(255, 0, 54, 0.26);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-dasharray: 4 14;
  animation: join-dispatch-dash 3.5s linear infinite;
}

@keyframes join-dispatch-dash {
  to { stroke-dashoffset: -36; }
}

.join-dispatch-packet {
  fill: var(--join-accent);
}

.join-dispatch-node__ring {
  fill: none;
  stroke: rgba(255, 0, 54, 0.2);
  stroke-width: 1;
}

.join-dispatch-node__core {
  fill: var(--join-accent);
}

.join-dispatch-node__label {
  font-size: 10px;
  font-weight: 600;
  fill: var(--join-text-2);
  text-anchor: middle;
  letter-spacing: 0.04em;
}

.join-dispatch-hub__core {
  fill: var(--join-accent);
}

.join-dispatch-hub__label {
  font-size: 10px;
  font-weight: 700;
  fill: #fff;
  text-anchor: middle;
  letter-spacing: 0.1em;
}

.join-dispatch__pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #00c853;
  animation: join-pulse 2s ease-in-out infinite;
}

.join-panel-caption {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 16px 0 0;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--join-text-3);
}

.join-live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #00c853;
  animation: join-pulse 2s ease-in-out infinite;
}

@keyframes join-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

/* 统计条 — 悬浮卡片 */
.join-stats-bar {
  position: relative;
  z-index: 2;
  margin-top: -44px;
  padding: 0 16px 72px;
}

.join-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  border-radius: var(--join-radius-lg);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.95);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 20px 56px rgba(20, 24, 36, 0.08);
  transition: box-shadow 0.35s, transform 0.35s;
  overflow: hidden;
}

.join-stats:hover {
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 28px 72px rgba(255, 0, 54, 0.1);
  transform: translateY(-3px);
}

.join-stat-item {
  position: relative;
  padding: 48px 28px;
  text-align: center;
}

.join-stat-item + .join-stat-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22%;
  bottom: 22%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.07), transparent);
}

.join-stats > div {
  text-align: center;
}

.join-stats dt {
  margin: 0;
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--join-text);
  background: none;
  -webkit-text-fill-color: currentColor;
}

.join-stats dd {
  margin: 10px 0 0;
  font-size: 13px;
  font-weight: 500;
  color: var(--join-text-3);
}

/* ── 通用区块 ── */
.join-section {
  padding: var(--join-space-section) 16px;
  position: relative;
}

.join-head h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.15;
  color: var(--join-text);
}

.join-head h2::after {
  content: "";
  display: block;
  width: 48px;
  height: 4px;
  margin: 16px auto 0;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--join-accent), #ff6b8a);
}

.join-section-narrow {
  max-width: min(760px, 94vw);
  margin: 0 auto;
}

.join-head {
  text-align: center;
  margin-bottom: 56px;
}

.join-eyebrow {
  margin: 0 0 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--join-accent);
}

.join-head > p:last-child {
  margin: 0 auto;
  max-width: 520px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--join-text-2);
}

/* ── 物流流程 ── */
.join-section--flow {
  background: #fff;
  box-shadow: 0 -1px 0 rgba(0, 0, 0, 0.04);
}

.join-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
  position: relative;
}

.join-flow::before {
  content: "";
  position: absolute;
  top: 60px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 0, 54, 0.2), rgba(107, 140, 255, 0.15), transparent);
  background-size: 200% 100%;
  animation: join-flow-line 4s linear infinite;
  z-index: 0;
}

.join-flow > li {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 36px 22px 32px;
  text-align: center;
  border-radius: 20px;
  background: linear-gradient(180deg, #fff 0%, #fafbfc 100%);
  border: 1px solid var(--join-border);
  box-shadow: 0 4px 20px rgba(20, 24, 36, 0.04);
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}

.join-flow-num {
  position: absolute;
  top: 14px;
  right: 16px;
  font-size: 11px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  color: rgba(255, 0, 54, 0.35);
}

.join-flow > li:hover {
  border-color: rgba(255, 0, 54, 0.22);
  box-shadow: 0 16px 40px rgba(255, 0, 54, 0.1);
  transform: translateY(-4px);
}

.join-flow-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: linear-gradient(145deg, #fff5f7 0%, #ffe8ee 100%);
  color: var(--join-accent);
  border: 1px solid rgba(255, 0, 54, 0.1);
  transition: transform 0.25s, box-shadow 0.25s;
}

.join-flow > li:hover .join-flow-icon {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(255, 0, 54, 0.15);
}

.join-flow-icon svg {
  width: 26px;
  height: 26px;
}

.join-flow strong {
  font-size: 16px;
  font-weight: 700;
  color: var(--join-text);
}

.join-flow > li > span:last-child {
  font-size: 13px;
  line-height: 1.65;
  color: var(--join-text-3);
}

/* ── 优势卡片 ── */
.join-section--features {
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(107, 140, 255, 0.05) 0%, transparent 60%),
    linear-gradient(180deg, #f7f8fa 0%, #fff 100%);
}

.join-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.join-features > li {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 40px 32px;
  border-radius: 22px;
  background: #fff;
  border: 1px solid var(--join-border);
  box-shadow: 0 8px 32px rgba(20, 24, 36, 0.05);
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.join-feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 16px;
  transition: transform 0.3s;
  box-shadow: 0 4px 16px rgba(20, 24, 36, 0.06);
}

.join-features > li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--theme-brand), #ff6b8a, #6b8cff);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.join-features > li:hover::before {
  transform: scaleX(1);
}

.join-features > li:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 48px rgba(255, 0, 54, 0.1);
}

.join-features > li:hover .join-feature-icon {
  transform: scale(1.1) rotate(-3deg);
}

.join-feature-icon svg {
  width: 26px;
  height: 26px;
}

.join-feature-icon--warehouse {
  background: var(--join-accent-soft);
  color: var(--join-accent);
}

.join-feature-icon--truck {
  background: #eef2ff;
  color: #3b5bdb;
}

.join-feature-icon--bolt {
  background: #fff8e6;
  color: #e67700;
}

.join-features strong {
  font-size: 20px;
  font-weight: 700;
  color: var(--join-text);
}

.join-features p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--join-text-2);
}

/* ── 四步流程 ── */
.join-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
  position: relative;
}

.join-steps::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 0, 54, 0.15), rgba(107, 140, 255, 0.12), transparent);
  z-index: 0;
}

.join-steps > li {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 32px 24px;
  border-radius: 20px;
  background: #fff;
  border: 1px solid var(--join-border);
  box-shadow: 0 4px 20px rgba(20, 24, 36, 0.04);
  transition: transform 0.25s, box-shadow 0.25s;
}

.join-steps > li:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 36px var(--theme-brand-ring);
}

.join-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--theme-brand-soft) 0%, #ffe0e8 100%);
  border: 1px solid rgba(255, 0, 54, 0.12);
  font-size: 13px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--join-accent);
  transition: transform 0.25s, background 0.25s;
}

.join-steps > li:hover .join-step-num {
  transform: scale(1.1);
  background: rgba(255, 0, 54, 0.15);
}

.join-steps strong {
  font-size: 16px;
  font-weight: 700;
  color: var(--join-text);
  line-height: 1.35;
}

.join-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--join-text-2);
}

/* ── 平台 ── */
.join-section--platforms {
  background: #fff;
}

.join-platforms {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 14px;
  max-width: 960px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.join-platforms li {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 108px;
  padding: 20px 16px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--join-border);
  font-size: 14px;
  font-weight: 600;
  color: var(--join-text-2);
  text-align: center;
  box-shadow: 0 4px 16px rgba(20, 24, 36, 0.03);
  transition: background 0.25s, border-color 0.25s, color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.join-platforms li:hover {
  background: var(--join-accent-soft);
  border-color: rgba(255, 0, 54, 0.18);
  color: var(--join-accent);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(255, 0, 54, 0.1);
}

.join-platforms img {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  object-fit: contain;
}

.join-platform-char {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #f7f8fa;
  font-size: 18px;
  font-weight: 800;
}

.join-faq-card {
  padding: 8px 32px 16px;
  border-radius: var(--join-radius-lg);
  background: #fff;
  border: 1px solid var(--join-border);
  box-shadow: 0 8px 32px rgba(20, 24, 36, 0.05);
}

.join-faq-item {
  border-bottom: 1px solid var(--join-border);
  background: transparent;
}

/* ── FAQ ── */
.join-section--faq {
  background: transparent;
}

.join-faq {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.join-faq-item:first-child {
  border-top: none;
}

.join-faq-item summary {
  padding: 24px 0;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--join-text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.join-faq-item summary::-webkit-details-marker {
  display: none;
}

.join-faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  font-size: 22px;
  font-weight: 300;
  line-height: 1;
  color: var(--join-text-3);
  transition: transform 0.2s, color 0.2s;
}

.join-faq-item[open] summary {
  color: var(--join-accent);
}

.join-faq-item[open] summary::after {
  transform: rotate(45deg);
  color: var(--join-accent);
}

.join-faq-item p {
  margin: 0;
  padding: 0 0 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--join-text-2);
}

.join-faq-item a {
  color: var(--join-accent);
  font-weight: 500;
  text-decoration: none;
}

.join-faq-item a:hover {
  text-decoration: none;
}

/* ── 底部 CTA ── */
.join-section--cta {
  padding: 48px 16px 80px;
}

.join-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  padding: 64px 72px;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(135deg, #1a1a22 0%, #2d2d3a 50%, #1a1a22 100%);
  background-size: 200% 200%;
  animation: join-cta-shift 8s ease infinite;
  box-shadow: var(--join-shadow-lg);
  position: relative;
  overflow: hidden;
}

.join-cta::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.04) 50%, transparent 60%);
  animation: join-btn-shine 6s ease-in-out infinite;
}

.join-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 60% 80% at 100% 0%, rgba(255, 0, 54, 0.25) 0%, transparent 55%),
    radial-gradient(ellipse 40% 60% at 0% 100%, rgba(107, 140, 255, 0.12) 0%, transparent 50%);
}

.join-cta-copy {
  position: relative;
  flex: 1;
  min-width: 240px;
}

.join-cta-copy .join-eyebrow {
  color: rgba(255, 255, 255, 0.55);
}

.join-cta-copy strong {
  display: block;
  margin-bottom: 10px;
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: #fff;
}

.join-cta-copy p:last-child {
  margin: 0;
  max-width: 440px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.65);
}

.join-cta .join-actions {
  position: relative;
  flex-shrink: 0;
}

/* ── 减少动效 ── */
@media (prefers-reduced-motion: reduce) {
  .join-anim,
  .join-reveal {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }

  .join-live-dot,
  .join-hero-orb,
  .join-chain-path--in,
  .join-chain-path--out,
  .join-chain-radar,
  .join-chain-pulse,
  .join-viz-node__halo,
  .join-viz-node--hub .join-viz-node__icon,
  .join-dispatch-route,
  .join-dispatch__pulse,
  .join-hero-panel-glow,
  .join-title-accent,
  .join-btn--primary,
  .join-btn--primary::after,
  .join-cta,
  .join-cta::after,
  .join-flow::before {
    animation: none;
  }

  .join-btn--primary:hover,
  .join-flow > li:hover,
  .join-features > li:hover,
  .join-platforms li:hover,
  .join-stats:hover {
    transform: none;
  }

  .join-dispatch-packets {
    display: none;
  }
}

/* ── 响应式 ── */
@media (max-width: 1024px) {
  .join-flow::before,
  .join-steps::before {
    display: none;
  }

  .join-flow,
  .join-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .join-features {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 992px) {
  .join-hero-inner {
    grid-template-columns: 1fr;
    padding: 32px 16px 32px;
    gap: 48px;
  }

  .join-hero-panel {
    order: -1;
    max-width: 520px;
    margin: 0 auto;
  }

  .join-hero-panel-inner--dispatch {
    min-height: 300px;
  }

  .join-dispatch-viz__svg {
    width: 100%;
  }

  .join-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    padding: 0;
  }

  .join-stat-item:nth-child(2)::before,
  .join-stat-item:nth-child(4)::before {
    display: none;
  }

  .join-stats-bar {
    margin-top: -28px;
    padding-bottom: 56px;
  }

  .join-stat-item {
    padding: 32px 16px;
  }

  .join-section {
    padding: 64px 16px;
    --join-space-section: 64px;
  }

  .join-cta {
    flex-direction: column;
    align-items: flex-start;
    padding: 40px 32px;
  }

  .join-cta .join-actions {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .join-title {
    font-size: 40px;
  }

  .join-lead {
    font-size: 16px;
  }

  .join-flow,
  .join-steps {
    grid-template-columns: 1fr;
  }

  .join-actions {
    width: 100%;
  }

  .join-btn {
    flex: 1;
    min-width: 0;
  }

  .join-stats {
    grid-template-columns: 1fr 1fr;
  }

  .join-head h2 {
    font-size: 24px;
  }

  .join-faq-card {
    padding: 4px 20px 8px;
  }

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

  .join-viz-node--hub {
    transform: none;
  }
}

@media (min-width: 1200px) {
  .join-hero-inner,
  .join-stats-bar .mall-container,
  .join-section .mall-container {
    padding-left: 24px;
    padding-right: 24px;
  }
}

@media (min-width: 1648px) {
  .join-hero-inner,
  .join-stats-bar .mall-container,
  .join-section .mall-container {
    padding-left: 0;
    padding-right: 0;
  }
}