/* ========================================
   项目卡内嵌互动 - embed.css
   只新增 .embed-* 相关样式，不改动现有类
   ======================================== */

/* 在此试用按钮 */
.embed-try-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 0.625rem;
  padding: 0.5rem 0.875rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.08);
  border: 1px solid rgba(var(--accent-rgb), 0.25);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.28s var(--ease);
  letter-spacing: 0.02em;
}

.embed-try-btn:hover {
  background: rgba(var(--accent-rgb), 0.14);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.embed-try-btn svg {
  width: 14px;
  height: 14px;
  transition: transform 0.28s var(--ease);
}

.embed-try-btn:hover svg {
  transform: rotate(180deg);
}

.embed-try-btn.active svg {
  transform: rotate(180deg);
}

/* iframe 容器（用 grid-template-rows 做高度动画，与 timeline-works 一致） */
.embed-container {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--ease);
  margin-top: 0.875rem;
}

.embed-container.open {
  grid-template-rows: 1fr;
}

.embed-container-inner {
  overflow: hidden;
}

.embed-iframe-wrap {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 */
  background: var(--bg-1);
  border-radius: 8px;
  border: 1px solid var(--border);
  overflow: hidden;
  margin-top: 0.75rem;
}

.embed-iframe-wrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* loading 态 */
.embed-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: var(--bg-1);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-muted);
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.3s var(--ease);
}

.embed-loading.hide {
  opacity: 0;
}

.embed-loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: embed-spin 0.8s linear infinite;
}

@keyframes embed-spin {
  to { transform: rotate(360deg); }
}

/* mini 交互组件容器 */
.embed-mini {
  margin-top: 1rem;
  padding: 1.25rem;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: all 0.3s var(--ease);
}

.embed-mini:hover {
  border-color: var(--border-strong);
  background: var(--bg-2);
}

.embed-mini-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* A/B 实验决策模拟器 mini 版 */
.embed-ab-sim {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.embed-ab-control {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.embed-ab-label {
  font-size: 0.8125rem;
  color: var(--fg-muted);
  font-weight: 500;
}

.embed-ab-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-3);
  outline: none;
  transition: background 0.2s;
}

.embed-ab-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  transition: transform 0.2s var(--ease);
}

.embed-ab-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.embed-ab-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: none;
  transition: transform 0.2s var(--ease);
}

.embed-ab-slider::-moz-range-thumb:hover {
  transform: scale(1.15);
}

.embed-ab-value {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--accent-bright);
  font-weight: 600;
}

.embed-ab-result {
  margin-top: 0.5rem;
  padding: 0.875rem 1rem;
  background: var(--bg-3);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--fg);
}

.embed-ab-result strong {
  color: var(--accent-bright);
  font-family: var(--font-mono);
}

/* 定价模拟器 mini 版 */
.embed-pricing-sim {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.embed-pricing-chart {
  width: 100%;
  height: 160px;
  border-radius: 6px;
  background: var(--bg-2);
}

.embed-pricing-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.625rem;
}

.embed-pricing-metric {
  padding: 0.625rem;
  background: var(--bg-2);
  border-radius: 6px;
  text-align: center;
}

.embed-pricing-metric-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--fg-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.embed-pricing-metric-value {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  color: var(--accent-bright);
  font-weight: 600;
}

/* 浅色主题微调 */
[data-palette="frost"] .embed-iframe-wrap,
[data-palette="mist"] .embed-iframe-wrap {
  box-shadow: 0 2px 8px rgba(var(--shadow-rgb), 0.06);
}

[data-palette="frost"] .embed-mini:hover,
[data-palette="mist"] .embed-mini:hover {
  box-shadow: 0 2px 12px rgba(var(--shadow-rgb), 0.08);
}

/* 响应式 */
@media (max-width: 640px) {
  .embed-iframe-wrap {
    padding-bottom: 75%; /* 更高一点，适配手机竖屏 */
  }
  
  .embed-pricing-metrics {
    grid-template-columns: 1fr;
  }
}