.policy-content-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.timeline-wrapper {
    overflow-x: auto;
    overflow-y: visible;
    padding: var(--space-sm);
    -webkit-overflow-scrolling: touch;
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: var(--border-radius-md);
    position: relative;
    box-shadow: 0 2px 8px var(--shadow-sm);
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.timeline-wrapper::-webkit-scrollbar {
    display: none;
}

.timeline {
    display: flex;
    align-items: center;
    gap: 0;
    min-width: max-content;
    padding: 30px 10px;
    position: relative;
}

.timeline-line {
    position: absolute;
    top: 32%;
    left: 30px;
    right: 30px;
    height: 4px;
    background: linear-gradient(90deg, #7ba7ff 0%, #5a8dff 50%, #7ba7ff 100%);
    border-radius: 2px;
    z-index: 1;
    transform: translateY(-50%);
}

.timeline-line::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid #5a8dff;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
}

.timeline-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    position: relative;
    z-index: 2;
    padding: 0 20px;
    cursor: pointer;
    transition: all var(--transition-slow);
    will-change: transform, box-shadow;
    transform: translateZ(0);
}

.node-dot {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #ffffff 0%, #f0f7ff 100%);
    border: 3px solid #7ba7ff;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-slow);
    box-shadow: 0 2px 8px rgba(123, 167, 255, 0.25);
}

.timeline-node.important .node-dot {
    border-color: #ff7b7b;
    box-shadow: 0 2px 8px rgba(255, 123, 123, 0.25);
}

.timeline-node.important .node-dot-inner {
    background: linear-gradient(135deg, #ff7b7b 0%, #e74c3c 100%);
}

.timeline-node:hover {
    transform: translateY(-8px) scale(1.05);
}

.node-dot-inner {
    width: 10px;
    height: 10px;
    background: linear-gradient(135deg, #7ba7ff 0%, #5a8dff 100%);
    border-radius: var(--border-radius-full);
    transition: all var(--transition-slow);
}

.timeline-node:hover .node-dot {
    border-color: #5a8dff;
    box-shadow: 0 4px 16px rgba(90, 141, 255, 0.4);
    transform: scale(1.15);
}

.timeline-node.important:hover .node-dot {
    border-color: #e74c3c;
    box-shadow: 0 4px 16px rgba(231, 76, 60, 0.4);
}

.timeline-node:hover .node-dot-inner {
    background: linear-gradient(135deg, #5a8dff 0%, #3a6fdf 100%);
    transform: scale(1.2);
}

.timeline-node.important:hover .node-dot-inner {
    background: linear-gradient(135deg, #ff7b7b 0%, #c0392b 100%);
}

.timeline-node.active .node-dot {
    border-color: #3a6fdf;
    background: linear-gradient(135deg, #e6f0ff 0%, #c7d8f0 100%);
    box-shadow: 0 6px 24px rgba(58, 111, 223, 0.5);
    transform: scale(1.35);
}

.timeline-node.important.active .node-dot {
    border-color: #c0392b;
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    box-shadow: 0 6px 24px rgba(192, 57, 43, 0.5);
}

.timeline-node.active .node-dot-inner {
    background: linear-gradient(135deg, #3a6fdf 0%, #2a5fcf 100%);
    transform: scale(1.5);
}

.timeline-node.important.active .node-dot-inner {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.node-label {
    font-size: 13px;
    font-weight: 600;
    color: #5a7199;
    background: linear-gradient(135deg, #f0f7ff 0%, #e5efff 100%);
    padding: 6px 14px;
    border-radius: 20px;
    white-space: nowrap;
    transition: all var(--transition-slow);
    box-shadow: 0 2px 4px var(--shadow-sm);
}

.timeline-node.important .node-label {
    color: #8b4545;
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
}

.timeline-node:hover .node-label {
    background: linear-gradient(135deg, #d4e5ff 0%, #a8c7ff 100%);
    color: #2a3b5c;
    transform: scale(1.05);
    box-shadow: 0 4px 8px var(--shadow-md);
}

.timeline-node.important:hover .node-label {
    background: linear-gradient(135deg, #ffcdd2 0%, #ef9a9a 100%);
    color: #5c2020;
}

.timeline-node.active {
    transform: translateY(0) scale(1);
}

.timeline-node.active .node-label {
    background: linear-gradient(135deg, #a8c7ff 0%, #7ba7ff 100%);
    color: #ffffff;
    box-shadow: 0 3px 16px rgba(123, 167, 255, 0.5);
    transform: scale(1.08);
}

.timeline-node.important.active .node-label {
    background: linear-gradient(135deg, #ff7b7b 0%, #e74c3c 100%);
    box-shadow: 0 3px 16px rgba(231, 76, 60, 0.5);
}



.swipe-hint {
    text-align: center;
    font-size: 12px;
    color: #99a8c4;
    margin-top: var(--space-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: var(--space-sm);
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: var(--border-radius-sm);
    margin: var(--space-sm) auto;
    max-width: 200px;
}

.swipe-hint .hint-icon {
    animation: swipeHint 1.5s ease-in-out infinite;
}

@keyframes swipeHint {
    0%, 100% { transform: translateX(-3px); }
    50% { transform: translateX(3px); }
}

.detail-title {
    font-size: 18px;
    font-weight: 700;
    color: #2a3b5c;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-color);
}

.detail-title-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #e8f4ff 0%, #c7d8f0 100%);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 2px 4px var(--shadow-sm);
}

.detail-content {
    font-size: 15px;
    color: #5a6b8c;
    line-height: 1.8;
}

.detail-content p {
    margin-bottom: var(--space-sm);
}

.detail-content p:last-child {
    margin-bottom: 0;
}

.detail-phase {
    font-size: 13px;
    font-weight: 600;
    color: #7ba7ff;
    background: linear-gradient(135deg, #e8f4ff 0%, #d4e5ff 100%);
    padding: 6px 14px;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: var(--space-sm);
    box-shadow: 0 2px 4px var(--shadow-sm);
}

.detail-time {
    font-size: 14px;
    font-weight: 600;
    color: #e74c3c;
    margin-bottom: var(--space-xs);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.detail-time::before {
    content: '⏰';
}

.detail-main-title {
    font-size: 18px;
    font-weight: 700;
    color: #2a3b5c;
    margin-bottom: var(--space-md);
    line-height: 1.4;
}

.detail-section {
    margin-bottom: var(--space-md);
}

.detail-label {
    font-size: 13px;
    font-weight: 600;
    color: #5a7199;
    margin-bottom: var(--space-xs);
    padding-left: 10px;
    border-left: 3px solid #7ba7ff;
}

.detail-policy {
    background: linear-gradient(135deg, #fff8e8 0%, #ffefcc 100%);
    border-radius: var(--border-radius-sm);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid #ffd699;
    box-shadow: 0 2px 8px var(--shadow-sm);
    transition: all var(--transition-fast);
}

.detail-policy:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-md);
}

.policy-title {
    font-size: 14px;
    font-weight: 700;
    color: #d48806;
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: 6px;
}

.policy-title::before {
    content: '📋';
}

.detail-policy p {
    font-size: 13px;
    color: #8b6914;
    margin-bottom: var(--space-xs);
    line-height: 1.7;
    padding-left: 12px;
    position: relative;
}

.detail-policy p::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #d48806;
}

.detail-reminder {
    background: linear-gradient(135deg, #e8f8f0 0%, #d4f2e4 100%);
    border-radius: var(--border-radius-sm);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid #a8e6c3;
    box-shadow: 0 2px 8px var(--shadow-sm);
    transition: all var(--transition-fast);
}

.detail-reminder:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-md);
}

.reminder-label {
    font-size: 13px;
    font-weight: 600;
    color: #2d8659;
    margin-bottom: var(--space-xs);
    display: flex;
    align-items: center;
    gap: 6px;
}

.reminder-label::before {
    content: '💡';
}

.detail-reminder p {
    font-size: 14px;
    color: #3d7a5a;
    line-height: 1.7;
    margin-bottom: 0;
}

.detail-warm {
    background: linear-gradient(135deg, #fff0f5 0%, #ffe0eb 100%);
    border-radius: var(--border-radius-sm);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid #ffb6c1;
    box-shadow: 0 2px 8px var(--shadow-sm);
    transition: all var(--transition-fast);
}

.detail-warm:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-md);
}

.warm-label {
    font-size: 13px;
    font-weight: 600;
    color: #d63384;
    margin-bottom: var(--space-xs);
    display: flex;
    align-items: center;
    gap: 6px;
}

.warm-label::before {
    content: '💖';
}

.detail-warm p {
    font-size: 14px;
    color: #8b4a6b;
    line-height: 1.7;
    margin-bottom: 0;
}

.policy-link {
    color: #e74c3c;
    text-decoration: none;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 6px;
    transition: all var(--transition-fast);
    background: transparent;
    cursor: pointer;
    display: inline-block;
}

.policy-link:hover {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    color: #c0392b;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px var(--shadow-sm);
}

@media (max-width: 480px) {
    .timeline {
        padding: 16px 8px;
    }

    .node-label {
        font-size: 12px;
        padding: 5px 12px;
    }

    .detail-card {
        padding: 36px 16px 16px 16px;
        border-radius: 16px;
    }

    .detail-title {
        font-size: 16px;
    }

    .detail-content {
        font-size: 14px;
    }

    .card-corner-pin {
        font-size: 24px;
        top: -2px;
        right: 12px;
    }
}

.policy-intro-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: var(--space-xl);
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: var(--border-radius-lg);
    margin: var(--space-md);
}

.policy-intro-section {
    text-align: center;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.policy-intro-section .intro-icon {
    font-size: 64px;
    margin-bottom: var(--space-md);
    animation: floatIcon 3s ease-in-out infinite;
}

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

.policy-intro-section .intro-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: var(--space-sm);
    line-height: 1.2;
}

.policy-intro-section .intro-desc {
    font-size: 15px;
    color: var(--text-light);
    max-width: 400px;
    margin: 0 auto;
    line-height: 1.6;
}

.policy-buttons-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
    align-items: center;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.timeline-entry-btn {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 100%;
    background-color: var(--bg-card);
    border-radius: var(--border-radius-md);
    padding: var(--space-md) var(--space-lg);
    cursor: pointer;
    transition: all var(--transition-slow);
    border: 1px solid var(--border-color);
    will-change: transform, box-shadow;
    transform: translateZ(0);
    margin-bottom: var(--space-sm);
    margin-left: 0;
    margin-right: 0;
    box-shadow: 0 2px 8px var(--shadow-sm);
    box-sizing: border-box;
}

.timeline-entry-btn:hover {
    transform: translateY(-2px) scale(1.01);
    box-shadow: 0 6px 16px var(--shadow-md);
    border-color: #ccc;
    background-color: #fafafa;
}

.timeline-entry-btn:active {
    transform: translateY(0) scale(1);
    box-shadow: 0 2px 8px var(--shadow-sm);
}

.entry-btn-icon {
    font-size: 36px;
    margin-right: var(--space-md);
    flex-shrink: 0;
    align-self: flex-start;
    margin-top: -2px;
    transition: all var(--transition-fast);
}

.timeline-entry-btn:hover .entry-btn-icon {
    transform: scale(1.1);
}

.entry-btn-content {
    flex: 1;
}

.entry-btn-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: var(--space-xs);
    transition: all var(--transition-fast);
}

.timeline-entry-btn:hover .entry-btn-title {
    color: #333;
}

.entry-btn-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.timeline-entry-btn:hover .entry-btn-subtitle {
    color: var(--text-light);
}

.entry-btn-arrow {
    font-size: 20px;
    color: var(--text-muted);
    transition: all var(--transition-slow);
    flex-shrink: 0;
}

.timeline-entry-btn:hover .entry-btn-arrow {
    transform: translateX(8px);
    color: var(--text-color);
}

/* 嵌套按钮样式 */
.timeline-entry-btn.nested-btn {
    width: 100%;
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
    background-color: var(--bg-card);
    border-color: var(--border-color);
    padding-left: calc(var(--space-lg) + 20px);
    box-sizing: border-box;
}

.timeline-entry-btn.nested-btn:hover {
    background-color: #fafafa;
    padding-left: calc(var(--space-lg) + 24px);
}

/* 嵌套子板块样式 */
.subsection.nested-subsection {
    width: 100%;
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
    background-color: var(--bg-card);
    border-color: var(--border-color);
    box-shadow: 0 2px 8px var(--shadow-sm);
    box-sizing: border-box;
}

.content-card.show > *:not(.entry-btn-header) {
    padding: var(--space-md);
    background-color: #fff;
    border-radius: 8px;
}

.detail-card {
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 40px 24px 24px 24px;
    box-shadow: 0 4px 20px var(--shadow-md);
    transition: all var(--transition-slow);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    margin: var(--space-md) 0;
}

.detail-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #7ba7ff 0%, #5a8dff 50%, #7ba7ff 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.detail-card.show::before {
    opacity: 1;
}

.detail-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px var(--shadow-lg);
}

.detail-card.hidden {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    pointer-events: none;
    max-height: 0;
    padding: 0 24px;
    margin: 0;
}

.detail-card.show {
    opacity: 1;
    transform: translateY(0) scale(1);
    max-height: 2000px;
    padding: 40px 24px 24px 24px;
    margin: var(--space-md) 0;
}

.detail-card.switching {
    animation: cardSwitch 0.4s ease;
}

@keyframes cardSwitch {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    50% {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@media (max-width: 480px) {
    .policy-intro-content {
        min-height: 50vh;
        padding: 16px;
    }

    .policy-intro-section .intro-icon {
        font-size: 48px;
    }

    .policy-intro-section .intro-title {
        font-size: 20px;
    }

    .timeline-entry-btn {
        padding: 16px 20px;
    }

    .entry-btn-icon {
        font-size: 36px;
        margin-right: 16px;
    }

    .entry-btn-title {
        font-size: 18px;
    }
}

@media (min-width: 481px) and (max-width: 767px) {
    .policy-intro-content {
        min-height: 55vh;
        padding: 20px;
    }

    .policy-intro-section .intro-icon {
        font-size: 56px;
    }

    .policy-intro-section .intro-title {
        font-size: 22px;
    }

    .timeline-entry-btn {
        padding: 18px 22px;
    }

    .entry-btn-icon {
        font-size: 42px;
        margin-right: 18px;
    }

    .entry-btn-title {
        font-size: 19px;
    }

    .timeline {
        padding: 24px 12px;
    }

    .node-label {
        font-size: 12px;
        padding: 5px 12px;
    }

    .detail-card {
        padding: 32px 20px 20px 20px;
    }
}

@media (min-width: 768px) {
    .policy-intro-content {
        min-height: 65vh;
        padding: 28px;
    }

    .policy-intro-section .intro-icon {
        font-size: 72px;
    }

    .policy-intro-section .intro-title {
        font-size: 28px;
    }

    .timeline-entry-btn {
        padding: 24px 28px;
    }

    .entry-btn-icon {
        font-size: 56px;
        margin-right: 24px;
    }

    .entry-btn-title {
        font-size: 22px;
    }

    .timeline {
        padding: 36px 16px;
    }

    .node-label {
        font-size: 14px;
        padding: 8px 16px;
    }

    .detail-card {
        padding: 48px 32px 32px 32px;
    }
}

@media (min-width: 1024px) {
    .policy-intro-content {
        min-height: 70vh;
    }

    .timeline-entry-btn {
        max-width: 500px;
    }

    .detail-card {
        max-width: 800px;
        margin: 0 auto;
    }
}

/* 统一卡片布局样式 */
.content-card {
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    box-shadow: 0 4px 20px var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-slow);
    margin: var(--space-md) auto;
    width: 98%;
    max-width: 580px;
}

.content-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px var(--shadow-lg);
}

/* 作为按钮的content-card样式 */
.content-card[onclick^="toggleSection"] {
    display: flex;
    flex-direction: row;
    align-items: center;
    cursor: pointer;
    padding: var(--space-md) var(--space-lg);
}

.content-card[onclick^="toggleSection"] .entry-btn-icon {
    font-size: 36px;
    margin-right: var(--space-md);
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.content-card[onclick^="toggleSection"]:hover .entry-btn-icon {
    transform: scale(1.1);
}

.content-card[onclick^="toggleSection"] .entry-btn-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: var(--space-xs);
    transition: all var(--transition-fast);
    flex: 1;
}

.content-card[onclick^="toggleSection"]:hover .entry-btn-title {
    color: #333;
}

.content-card[onclick^="toggleSection"] .entry-btn-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    transition: all var(--transition-fast);
    flex: 1;
}

.content-card[onclick^="toggleSection"]:hover .entry-btn-subtitle {
    color: var(--text-light);
}

.content-card[onclick^="toggleSection"] .entry-btn-arrow {
    font-size: 20px;
    color: var(--text-muted);
    transition: all var(--transition-slow);
    flex-shrink: 0;
    margin-left: var(--space-md);
}

.content-card[onclick^="toggleSection"]:hover .entry-btn-arrow {
    transform: translateX(8px);
    color: var(--text-color);
}

/* 嵌套的content-card按钮 */
.content-card[onclick^="toggleSection"] .content-card[onclick^="toggleSection"] {
    margin: var(--space-sm) 0;
    padding-left: calc(var(--space-lg) + 20px);
}

.content-card[onclick^="toggleSection"] .content-card[onclick^="toggleSection"]:hover {
    padding-left: calc(var(--space-lg) + 24px);
}

/* 并列content-card样式 */
.content-area > .content-card {
    display: block;
    margin: var(--space-md) auto;
    width: 98%;
    max-width: 580px;
}

.content-area > .content-card:not(:last-child) {
    margin-bottom: var(--space-md);
}

.placeholder-text {
    text-align: center;
    font-size: 16px;
    color: var(--text-muted);
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    background-color: #f9f9f9;
    border-radius: var(--border-radius-md);
    margin: var(--space-md);
}

.placeholder-text::before {
    content: '🚧';
    font-size: 64px;
    margin-bottom: var(--space-md);
    animation: floatIcon 3s ease-in-out infinite;
}

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

@media (max-width: 480px) {
    .content-card {
        margin: 12px;
        padding: 16px;
        border-radius: 16px;
    }
    
    .placeholder-text {
        min-height: 300px;
        padding: 30px 16px;
    }
    
    .placeholder-text::before {
        font-size: 48px;
        margin-bottom: 12px;
    }
}

@media (min-width: 481px) and (max-width: 767px) {
    .content-card {
        margin: 14px;
        padding: 20px;
        border-radius: 18px;
    }
    
    .placeholder-text {
        min-height: 350px;
    }
    
    .placeholder-text::before {
        font-size: 56px;
    }
}

@media (min-width: 768px) {
    .content-card {
        margin: 20px;
        padding: 28px;
        border-radius: 24px;
    }
    
    .placeholder-text {
        min-height: 450px;
    }
    
    .placeholder-text::before {
        font-size: 72px;
    }
}