/* ══════════════════════════════════════════════════════════════════
   效果广告弹窗 — 企业能力白皮书 (.em-* 命名空间)
   ══════════════════════════════════════════════════════════════════ */

/* ── 弹窗加宽修饰类 ── */
.modal-panel--wide {
  max-width: 880px;
  width: 840px;
}
@media (max-width: 600px) {
  .modal-panel--wide {
    width: calc(100vw - 32px);
    max-width: 100vw;
  }
}

/* ── 区域容器 ── */
.em-section {
  margin-bottom: 36px;
}
.em-section:last-of-type {
  margin-bottom: 0;
}

/* 区域小标题 */
.em-section-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--electric);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Hero 介绍文字 */
.em-intro {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
  margin-bottom: 0;
  max-width: 720px;
}

/* ── 核心数据卡片 ── */
.em-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.em-stat-card {
  border-radius: var(--radius-md);
  padding: 28px 16px 22px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: background 0.3s, border-color 0.25s, transform 0.4s cubic-bezier(0.22, 0.61, 0.36, 1), box-shadow 0.5s ease;
}
.em-stat-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 196, 44, 0.18);
  transform: translateY(-6px);
  box-shadow: 0 20px 48px -16px rgba(3, 43, 171, 0.30),
              0 8px 20px -8px rgba(0, 0, 0, 0.45);
}
.em-stat-card .em-stat-num {
  font-family: var(--font-display);
  font-size: 38px;
  font-weight: 500;
  color: var(--electric);
  line-height: 1;
  letter-spacing: -0.02em;
}
.em-stat-card .em-stat-label {
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.70);
}
.em-stat-card .em-stat-desc {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.40);
  line-height: 1.5;
  margin: 4px 0 0;
}
@media (max-width: 600px) {
  .em-stats-row {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .em-stat-card .em-stat-num {
    font-size: 30px;
  }
}

/* ── 服务流程 ── */
.em-flow-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.em-flow-step {
  position: relative;
  padding: 24px 14px 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
  transition: background 0.3s, border-color 0.25s, transform 0.4s cubic-bezier(0.22, 0.61, 0.36, 1), box-shadow 0.5s ease;
}
.em-flow-step:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(3, 43, 171, 0.30);
  transform: translateY(-6px);
  box-shadow: 0 20px 48px -16px rgba(3, 43, 171, 0.25),
              0 8px 20px -8px rgba(0, 0, 0, 0.40);
}
.em-flow-step .em-flow-num {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--electric);
  margin-bottom: 6px;
  letter-spacing: 0.04em;
}
.em-flow-step h4 {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--paper);
}
.em-flow-list {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
}
.em-flow-list li {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.50);
  line-height: 1.6;
  padding-left: 12px;
  position: relative;
  margin-bottom: 3px;
}
.em-flow-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--electric);
}
@media (max-width: 800px) {
  .em-flow-row {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 500px) {
  .em-flow-row {
    grid-template-columns: 1fr;
  }
}

/* ── 平台生态网格 ── */
.em-platform-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.em-platform-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.50);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  padding: 14px 10px;
  text-align: center;
  transition: border-color 0.3s, background 0.3s, color 0.3s, transform 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.em-platform-item img {
  height: 28px;
  width: auto;
  display: block;
  object-fit: contain;
  transition: transform 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.em-platform-item:hover {
  color: rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
  transform: translateY(-4px);
}
.em-platform-item:hover img {
  transform: scale(1.20);
}
.em-platform-icon-only .em-platform-icon-text {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.38);
  letter-spacing: -0.01em;
  transition: color 0.3s;
}
.em-platform-icon-only:hover .em-platform-icon-text {
  color: rgba(255, 255, 255, 0.72);
}
@media (max-width: 600px) {
  .em-platform-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 400px) {
  .em-platform-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── 核心优势卡片 ── */
.em-advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.em-adv-card {
  border-radius: var(--radius-md);
  padding: 24px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.3s, box-shadow 0.5s ease;
}
.em-adv-card:hover {
  border-color: rgba(255, 196, 44, 0.20);
  box-shadow: 0 16px 40px -14px rgba(3, 43, 171, 0.30),
              0 6px 16px -6px rgba(0, 0, 0, 0.40);
}
.em-adv-card h4 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
  margin: 0;
}
.em-adv-card p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.50);
  line-height: 1.6;
  margin: 0;
}
@media (max-width: 600px) {
  .em-advantages-grid {
    grid-template-columns: 1fr;
  }
}

/* ── 成功案例 ── */
.em-cases-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.em-case-card {
  border-radius: var(--radius-md);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.3s, box-shadow 0.5s ease;
}
.em-case-card:hover {
  border-color: rgba(255, 196, 44, 0.18);
  box-shadow: 0 16px 40px -14px rgba(3, 43, 171, 0.25),
              0 6px 16px -6px rgba(0, 0, 0, 0.35);
}
.em-case-tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 10px;
  font-weight: 600;
  color: var(--electric);
  background: rgba(255, 196, 44, 0.10);
  border: 1px solid rgba(255, 196, 44, 0.20);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  letter-spacing: 0.03em;
}
.em-case-platform {
  display: flex;
  align-items: center;
  gap: 6px;
}
.em-case-platform img {
  height: 20px;
  width: auto;
  object-fit: contain;
}
.em-case-platform span {
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.60);
}
.em-case-kpi {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.em-case-num {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 500;
  color: var(--electric);
  line-height: 1;
  letter-spacing: -0.02em;
}
.em-case-num-label {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.50);
}
.em-case-desc {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.6;
  margin: 0;
}
@media (max-width: 700px) {
  .em-cases-row {
    grid-template-columns: 1fr;
  }
}

/* ── 底部操作栏 ── */
.em-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ── 弹窗内滚动揭示动画 ── */
.em-section.em-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.em-section.em-reveal.em-visible {
  opacity: 1;
  transform: translateY(0);
}