.drawer {
    position: fixed;
    inset: 0;
    z-index: 30;
    display: none;
}

.drawer.is-open {
    display: block;
}

.drawer-mask {
    position: absolute;
    inset: 0;
    background: rgba(22, 32, 26, 0.32);
}

.drawer-panel {
    position: absolute;
    top: 0;
    right: 0;
    width: 80vw;
    max-width: 1180px;
    height: 100vh;
    overflow-y: auto;
    padding: 36px;
    border: 1px solid var(--line);
    border-radius: 32px 0 0 32px;
    background: var(--panel);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
    animation: drawer-slide 180ms ease-out;
}

#drawer-title {
    padding: 0 48px;
    text-align: center;
}

.drawer-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 999px;
    background: rgba(22, 32, 26, 0.08);
    font-size: 24px;
    cursor: pointer;
}

.drawer-content {
    margin-top: 28px;
}

@keyframes drawer-slide {
    from {
        transform: translateX(100%);
    }

    to {
        transform: translateX(0);
    }
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.detail-card {
    padding: 18px;
    border: 1px solid rgba(22, 32, 26, 0.12);
    border-radius: 20px;
    background: rgba(255, 252, 243, 0.64);
}

.basic-detail-card,
.full-detail-card {
    grid-column: 1 / -1;
}

.detail-card h3 {
    margin-bottom: 14px;
}

.detail-card dl {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 12px 18px;
    margin: 0;
}

.detail-card dt {
    color: rgba(22, 32, 26, 0.56);
    font-weight: 800;
}

.detail-card dd {
    margin: 0;
    color: var(--ink);
}

.detail-card .basic-detail-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.detail-row {
    display: grid;
    grid-template-columns: 86px minmax(0, 1fr);
    gap: 12px;
    align-items: start;
    min-width: 0;
}

.detail-row-block {
    width: 100%;
}

.detail-inline-row {
    display: grid;
    grid-template-columns: minmax(160px, 0.8fr) minmax(160px, 0.8fr) minmax(220px, 1.4fr);
    gap: 16px 24px;
    align-items: start;
}

.platform-detail-row dd {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.detail-card .resource-detail-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px 24px;
}

.resource-detail-item {
    display: grid;
    grid-template-columns: 86px minmax(0, 1fr);
    gap: 12px;
    align-items: start;
    min-width: 0;
}

.resource-owner-item {
    grid-column: 1 / -1;
}

.resource-detail-item dd {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.detail-card .time-node-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.time-node-item {
    min-width: 0;
    padding: 14px;
    border: 1px solid rgba(22, 32, 26, 0.1);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.42);
}

.time-node-item dt {
    margin-bottom: 8px;
}

.milestone-block {
    margin-top: 24px;
}

.milestone-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.milestone-heading h4 {
    margin: 0;
    font-family: SimSun, "宋体", serif;
    font-size: 18px;
}

.milestone-heading span {
    color: #9a5c17;
    font-size: 13px;
    font-weight: 800;
}

.milestone-timeline {
    position: relative;
    display: grid;
    grid-auto-columns: minmax(67px, 1fr);
    grid-auto-flow: column;
    gap: 0;
    margin: 0;
    padding: 0;
    overflow-x: auto;
    list-style: none;
}

.milestone-item {
    position: relative;
    min-width: 70px;
    padding: 32px 8px 0;
    color: rgba(22, 32, 26, 0.52);
    font-size: 13px;
    font-weight: 800;
    text-align: center;
}

.milestone-item::after {
    position: absolute;
    top: 12px;
    right: 0;
    left: 0;
    height: 2px;
    background: rgba(22, 32, 26, 0.14);
    content: "";
}

.milestone-item:first-child::after {
    left: 50%;
}

.milestone-item:last-child::after {
    right: 50%;
}

.milestone-item::before {
    position: absolute;
    top: 5px;
    left: 50%;
    z-index: 1;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(22, 32, 26, 0.22);
    border-radius: 999px;
    background: #fffaf0;
    content: "";
    transform: translateX(-50%);
}

.milestone-item.is-complete,
.milestone-item.is-current {
    color: var(--ink);
}

.milestone-item.is-complete::before {
    border-color: #9a5c17;
    background: #9a5c17;
}

.milestone-item.is-current::before {
    border-color: #9a5c17;
    background: #fffaf0;
    box-shadow: 0 0 0 5px rgba(154, 92, 23, 0.16);
}

@media (max-width: 820px) {
    .drawer-panel {
        width: 100vw;
        padding: 30px 20px;
        border-radius: 0;
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }

    .detail-inline-row,
    .detail-card .resource-detail-list,
    .detail-card .time-node-list {
        grid-template-columns: 1fr;
    }

    .milestone-heading {
        align-items: flex-start;
        flex-direction: column;
    }
}