/* ====================================================
 * 数字内容双时间戳可信认证模块样式 (Dual Timestamp Certification)
 * 遵循 GB 45438-2025 与 TC260 实践指南规范
 * ==================================================== */

.dual-tsa-shell {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* 顶部演示模式警示条 */
.mock-alert-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fffbeb;
    border: 1px solid #fde68a;
    color: #92400e;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-lg, 8px);
    font-size: 0.875rem;
    box-shadow: 0 1px 2px rgba(0,0,0,0.03);
}

.mock-alert-banner__content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.mock-alert-banner i {
    font-size: 1.125rem;
    color: #d97706;
}

/* 选项卡导航增强 */
.dual-tab-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    border-bottom: 2px solid var(--line, #e2e8f0);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

.dual-tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-lg, 8px);
    border: 1px solid transparent;
    background: transparent;
    color: var(--ink-soft, #475569);
    font-weight: 500;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.dual-tab-btn:hover {
    background: var(--bg-soft, #f1f5f9);
    color: var(--ink, #0f172a);
}

.dual-tab-btn.active {
    background: var(--primary, #2563eb);
    color: #ffffff;
    border-color: var(--primary-strong, #1d4ed8);
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

/* 角色特征色彩 */
.badge-tsa-c {
    background-color: #0284c7;
    color: #ffffff;
}

.badge-tsa-a {
    background-color: #7c3aed;
    color: #ffffff;
}

.role-tag--c {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    background: #e0f2fe;
    color: #0369a1;
    font-weight: 600;
    font-size: 0.75rem;
}

.role-tag--a {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    background: #f3e8ff;
    color: #6b21a8;
    font-weight: 600;
    font-size: 0.75rem;
}

/* 认证类型选择卡片 */
.service-toggle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    margin: 1rem 0;
}

.service-toggle-card {
    border: 2px solid var(--line, #e2e8f0);
    border-radius: var(--radius-xl, 12px);
    padding: 1.25rem;
    background: var(--surface, #ffffff);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    position: relative;
}

.service-toggle-card:hover {
    border-color: #93c5fd;
    box-shadow: var(--shadow-sm);
}

.service-toggle-card.selected {
    border-color: var(--primary, #2563eb);
    background: #f8faff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.08);
}

.service-toggle-card.selected.c-theme {
    border-color: #0284c7;
    background: #f0f9ff;
}

.service-toggle-card.selected.a-theme {
    border-color: #7c3aed;
    background: #faf5ff;
}

.service-toggle-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.service-toggle-card__title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink, #0f172a);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* 关系可视化组件 */
.relation-flow-card {
    background: #f8fafc;
    border: 1px dashed #cbd5e1;
    border-radius: var(--radius-xl, 12px);
    padding: 1.25rem;
    margin: 1rem 0;
}

.relation-diagram-box {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding: 1.5rem 0.5rem;
}

.relation-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-lg, 8px);
    background: #ffffff;
    border: 1px solid var(--line, #e2e8f0);
    box-shadow: var(--shadow-xs);
    min-width: 140px;
    text-align: center;
}

.relation-node--c {
    border-top: 4px solid #0284c7;
}

.relation-node--a {
    border-top: 4px solid #7c3aed;
}

.relation-node--manifest {
    border-top: 4px solid #10b981;
    background: #f0fdf4;
}

.relation-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    color: var(--ink-soft, #475569);
    font-size: 0.8125rem;
    position: relative;
}

.relation-arrow i {
    font-size: 1.25rem;
    color: var(--primary, #2563eb);
}

/* 上传区与版本对比 */
.version-compare-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.25rem;
    margin: 1rem 0;
}

.version-card {
    border: 1px solid var(--line, #e2e8f0);
    border-radius: var(--radius-lg, 8px);
    background: var(--surface, #ffffff);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.version-card__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.9375rem;
    font-weight: 600;
}

.version-card__preview {
    height: 180px;
    background: #f1f5f9;
    border-radius: var(--radius-md, 6px);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    border: 1px solid #e2e8f0;
}

.version-card__preview img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.hash-badge-list {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    font-size: 0.75rem;
    font-family: var(--font-mono, monospace);
    background: #f8fafc;
    padding: 0.5rem 0.75rem;
    border-radius: 4px;
    border: 1px solid #e2e8f0;
}

.hash-badge-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.hash-badge-label {
    color: var(--ink-muted, #94a3b8);
    flex-shrink: 0;
}

.hash-badge-val {
    color: var(--ink, #0f172a);
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 凭证卡片 (申请结果 & 验证详情) */
.dual-proof-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 1.5rem;
    margin: 1rem 0;
}

.proof-card {
    border-radius: var(--radius-xl, 12px);
    background: #ffffff;
    border: 1px solid var(--line, #e2e8f0);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.proof-card__header {
    padding: 1.25rem;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.proof-card__header--c {
    background: linear-gradient(135deg, #0369a1, #0284c7);
}

.proof-card__header--a {
    background: linear-gradient(135deg, #6b21a8, #7c3aed);
}

.proof-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.proof-card__body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    flex: 1;
}

.prop-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    font-size: 0.875rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #f1f5f9;
}

.prop-label {
    color: var(--ink-soft, #475569);
    flex-shrink: 0;
    width: 120px;
}

.prop-val {
    color: var(--ink, #0f172a);
    font-weight: 500;
    text-align: right;
    word-break: break-all;
    flex: 1;
}

.prop-val--mono {
    font-family: var(--font-mono, monospace);
    font-size: 0.8125rem;
}

/* 验证状态标志矩阵 */
.verify-matrix-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    font-size: 0.875rem;
}

.verify-matrix-table th,
.verify-matrix-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--line, #e2e8f0);
}

.verify-matrix-table th {
    background: var(--bg-soft, #f1f5f9);
    color: var(--ink-soft, #475569);
    font-weight: 600;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-pill--pass {
    background: #dcfce7;
    color: #15803d;
}

.status-pill--fail {
    background: #fee2e2;
    color: #b91c1c;
}

.status-pill--indeterminate {
    background: #fef3c7;
    color: #b45309;
}

.status-pill--not-applied {
    background: #f1f5f9;
    color: #64748b;
}

/* ====================================================
 * 图片画廊与来源浮层组件 (Content Credentials Inspired)
 * ==================================================== */

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.gallery-card {
    position: relative;
    border-radius: var(--radius-xl, 12px);
    background: var(--surface, #ffffff);
    border: 1px solid var(--line, #e2e8f0);
    box-shadow: var(--shadow-sm);
    overflow: visible; /* 让浮层可伸展 */
    display: flex;
    flex-direction: column;
}

.gallery-card__img-wrap {
    height: 220px;
    background: #0f172a;
    border-radius: var(--radius-xl, 12px) var(--radius-xl, 12px) 0 0;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-card__img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-card:hover .gallery-card__img-wrap img {
    transform: scale(1.02);
}

.gallery-card__info {
    padding: 1rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.gallery-card__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--ink, #0f172a);
    margin: 0;
}

.gallery-card__meta {
    font-size: 0.8125rem;
    color: var(--ink-soft, #475569);
    display: flex;
    justify-content: space-between;
}

/* 常驻“来源与凭证”悬浮胶囊按钮 */
.provenance-pill-btn {
    position: absolute;
    bottom: 12px;
    right: 12px;
    z-index: 10;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 9999px;
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.provenance-pill-btn:hover {
    background: rgba(37, 99, 235, 0.95);
    border-color: #60a5fa;
    transform: translateY(-1px);
    box-shadow: 0 6px 12px rgba(37, 99, 235, 0.4);
}

.provenance-pill-btn.pinned {
    background: #2563eb;
    border-color: #93c5fd;
    box-shadow: 0 0 0 2px rgba(147, 197, 253, 0.5);
}

.provenance-popover {
    position: absolute;
    top: 6px;
    left: 6px;
    right: 6px;
    bottom: 6px;
    background: #ffffff;
    border: 1px solid var(--line-strong, #cbd5e1);
    border-radius: var(--radius-xl, 12px);
    box-shadow: 0 16px 32px -8px rgba(15, 23, 42, 0.25), 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 100;
    display: none;
    flex-direction: column;
    overflow: hidden;
    animation: popoverFadeIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.provenance-popover.visible {
    display: flex;
}

@keyframes popoverFadeIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.provenance-popover__header {
    background: var(--bg-soft, #f1f5f9);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--line, #e2e8f0);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.provenance-popover__title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--ink, #0f172a);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.provenance-popover__close-btn {
    background: transparent;
    border: none;
    color: var(--ink-soft, #475569);
    cursor: pointer;
    font-size: 0.875rem;
    padding: 0.25rem;
    border-radius: 4px;
}

.provenance-popover__close-btn:hover {
    color: var(--ink, #0f172a);
    background: #e2e8f0;
}

.provenance-popover__content {
    padding: 0.875rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
    min-height: 0;
    overflow-y: auto;
}

.popover-section-box {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-lg, 8px);
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    font-size: 0.8125rem;
}

.popover-section-box__title {
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.25rem;
}

.provenance-popover__footer {
    padding: 0.75rem 1rem;
    background: #ffffff;
    border-top: 1px solid var(--line, #e2e8f0);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.popover-detail-link {
    font-size: 0.8125rem;
    color: var(--primary, #2563eb);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    cursor: pointer;
}

.popover-detail-link:hover {
    color: var(--primary-strong, #1d4ed8);
    text-decoration: underline;
}

/* 场景切换快速操作栏 */
.scenario-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    background: var(--surface, #ffffff);
    border: 1px solid var(--line, #e2e8f0);
    border-radius: var(--radius-xl, 12px);
    padding: 0.875rem 1.25rem;
    margin: 1rem 0;
    align-items: center;
}

.scenario-pill {
    padding: 0.375rem 0.875rem;
    border-radius: 9999px;
    border: 1px solid var(--line, #e2e8f0);
    background: #ffffff;
    color: var(--ink-soft, #475569);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.scenario-pill:hover {
    background: var(--bg-soft, #f1f5f9);
    border-color: #cbd5e1;
}

.scenario-pill.active {
    background: #1e293b;
    color: #ffffff;
    border-color: #0f172a;
    font-weight: 600;
}

/* 资产全生命周期时间轴 */
.asset-lifecycle-chart {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 1rem;
    background: #f8fafc;
    border-radius: var(--radius-lg, 8px);
    margin: 1rem 0;
    overflow-x: auto;
}

.lifecycle-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    min-width: 140px;
    text-align: center;
}

.lifecycle-step__icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: #ffffff;
    border: 2px solid var(--primary, #2563eb);
    color: var(--primary, #2563eb);
}

.lifecycle-step__name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ink, #0f172a);
}

.lifecycle-step__desc {
    font-size: 0.75rem;
    color: var(--ink-muted, #94a3b8);
}

.lifecycle-connector {
    flex: 1;
    height: 2px;
    background: #cbd5e1;
    min-width: 40px;
    position: relative;
}

.lifecycle-connector::after {
    content: "►";
    position: absolute;
    right: -4px;
    top: -8px;
    color: #94a3b8;
    font-size: 10px;
}

/* 移动端响应式面板 */
@media (max-width: 768px) {
    .provenance-popover {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        border-radius: var(--radius-xl, 12px) var(--radius-xl, 12px) 0 0;
        max-height: 80vh;
        z-index: 1000;
    }
}