/* 第七层 - 第一章专用样式 */

/* 模块视图通用 */
.module-view {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.module-header {
  padding: 0.75rem 1.5rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.module-header h2 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.module-desc {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 0.15rem;
}

.module-body {
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* 视图容器过渡 */
#viewContainer {
  transition: opacity 0.15s ease;
  height: 100%;
}

/* ===== 邮件客户端 ===== */
.mail-client {
  display: flex;
  height: 100%;
}

.mail-sidebar {
  width: 260px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.mail-header {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}

.mail-header h3 {
  font-size: 0.82rem;
  color: var(--text-primary);
  font-weight: 600;
}

.mail-count {
  font-size: 0.7rem;
  color: var(--text-dim);
  background: var(--bg-tertiary);
  padding: 0.1rem 0.5rem;
  border-radius: 10px;
}

/* 邮件文件夹 */
.mail-folders {
  display: flex;
  flex-direction: column;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.mail-folder {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  width: 100%;
  padding: 0.4rem 0.75rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  transition: background 0.15s;
  text-align: left;
}

.mail-folder:hover {
  background: var(--bg-tertiary);
}

.mail-folder.active {
  background: rgba(37, 99, 235, 0.06);
  color: var(--accent-blue);
  font-weight: 500;
}

.folder-icon {
  font-size: 0.82rem;
}

.folder-name {
  flex: 1;
}

.folder-badge {
  background: var(--accent-blue);
  color: #fff;
  font-size: 0.6rem;
  padding: 0.05rem 0.35rem;
  border-radius: 8px;
  min-width: 14px;
  text-align: center;
}

/* 邮件列表 */
.mail-list {
  flex: 1;
  overflow-y: auto;
}

.mail-item {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  transition: background 0.15s;
}

.mail-item:hover {
  background: var(--bg-tertiary);
}

.mail-item.unread {
  background: rgba(37, 99, 235, 0.03);
  border-left: 3px solid var(--accent-blue);
}

.mail-item-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.1rem;
}

.mail-from {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.8rem;
}

.mail-item.unread .mail-from {
  color: var(--accent-blue);
}

.mail-date {
  font-size: 0.68rem;
  color: var(--text-dim);
}

.mail-subject {
  color: var(--text-secondary);
  font-size: 0.78rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.1rem;
}

.mail-preview {
  font-size: 0.72rem;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mail-folder-empty {
  text-align: center;
  color: var(--text-dim);
  padding: 2rem 1rem;
  font-size: 0.78rem;
}

/* 邮件内容 */
.mail-content {
  flex: 1;
  padding: 1.5rem 2rem;
  overflow-y: auto;
  background: var(--bg-primary);
}

.mail-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-dim);
}

.mail-empty-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  opacity: 0.5;
}

.mail-detail {
  max-width: 720px;
}

.mail-detail-header {
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.mail-detail-header h2 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-size: 1.15rem;
  font-weight: 600;
}

.mail-meta {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.mail-meta > div {
  margin-bottom: 0.2rem;
}

.mail-body {
  line-height: 1.8;
  color: var(--text-primary);
  font-size: 0.88rem;
}

.mail-body p {
  margin-bottom: 0.5rem;
}

/* 附件 */
.mail-attachments {
  margin-top: 1.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-color);
}

.mail-attachments h4 {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
}

.attachment-item {
  display: flex;
  align-items: center;
  padding: 0.6rem 0.75rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  margin-bottom: 0.4rem;
}

.attachment-item.encrypted {
  border-color: var(--accent-orange);
  background: rgba(234, 88, 12, 0.03);
}

.attachment-icon {
  font-size: 1.1rem;
  margin-right: 0.6rem;
}

.attachment-info {
  flex: 1;
}

.attachment-name {
  font-weight: 500;
  margin-bottom: 0.1rem;
  font-size: 0.82rem;
}

.attachment-size {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.attachment-hint {
  font-size: 0.75rem;
  color: var(--accent-orange);
  margin-top: 0.25rem;
}

.btn-decrypt {
  padding: 0.35rem 0.75rem;
  background: var(--accent-blue);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  transition: background 0.15s;
}

.btn-decrypt:hover {
  background: #1d4ed8;
}

/* 解密提示 */
.decrypt-hint {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.75rem;
  font-style: italic;
}

.decrypted-content {
  margin: 0.75rem 0;
  padding: 0.75rem;
  background: var(--bg-secondary);
  border-left: 3px solid var(--accent-green);
  border-radius: 0 4px 4px 0;
  font-size: 0.85rem;
  line-height: 1.7;
}

.transcript {
  color: var(--text-secondary);
  line-height: 1.7;
  font-style: italic;
}

.portal-link-box {
  margin-top: 1.25rem;
  padding: 0.75rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.portal-link-box h4 {
  color: var(--text-primary);
  margin-bottom: 0.3rem;
  font-size: 0.82rem;
  font-weight: 600;
}

.portal-link-box a {
  color: var(--accent-blue);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.85rem;
}

.portal-link-box a:hover {
  text-decoration: underline;
}

/* ===== 桌面视图 ===== */
.desktop-view {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 1rem;
  padding: 1.5rem;
}

.desktop-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0.75rem 0.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.desktop-icon:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.desktop-icon .icon {
  font-size: 1.8rem;
}

.desktop-icon .label {
  font-size: 0.72rem;
  text-align: center;
  color: var(--text-secondary);
  word-break: break-all;
}

/* ===== 日历 ===== */
.calendar-list {
  padding: 1.5rem;
}

.calendar-event {
  display: flex;
  gap: 1.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  margin-bottom: 0.5rem;
  align-items: center;
}

.event-date {
  color: var(--accent-blue);
  font-weight: 600;
  min-width: 90px;
  font-size: 0.82rem;
}

.event-time {
  color: var(--text-dim);
  min-width: 50px;
  font-size: 0.82rem;
}

.event-name {
  color: var(--text-primary);
  font-size: 0.85rem;
}

/* ===== 证据详情模态框 ===== */
.evidence-detail {
  max-width: 520px;
}

.evidence-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border-color);
}

.evidence-icon-large {
  font-size: 1.5rem;
}

.evidence-header h2 {
  flex: 1;
  margin: 0;
  font-size: 0.95rem;
}

.evidence-id-badge {
  padding: 0.2rem 0.6rem;
  background: var(--bg-tertiary);
  border-radius: 4px;
  font-size: 0.72rem;
  color: var(--accent-blue);
  font-family: var(--font-mono);
}

.evidence-meta {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.meta-item {
  padding: 0.2rem 0.6rem;
  background: var(--bg-tertiary);
  border-radius: 4px;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.meta-item.weaponizable {
  background: rgba(234, 88, 12, 0.1);
  color: var(--accent-orange);
}

.evidence-description {
  line-height: 1.7;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
}

.cross-refs h4 {
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  font-size: 0.78rem;
}

.ref-tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.ref-tag {
  padding: 0.2rem 0.6rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 0.72rem;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text-secondary);
}

.ref-tag:hover {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}

/* ===== 备忘录/EXIF/通讯录 ===== */
.memo-content {
  background: var(--bg-secondary);
  padding: 1rem 1.25rem;
  border-radius: 4px;
  margin: 0.75rem 0;
  line-height: 1.8;
  border-left: 3px solid var(--accent-green);
}

.memo-content p {
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
}

.exif-data p {
  margin-bottom: 0.5rem;
  line-height: 1.5;
  font-size: 0.85rem;
}

.exif-data .clue {
  color: var(--accent-orange);
  background: rgba(234, 88, 12, 0.06);
  padding: 0.5rem;
  border-radius: 4px;
  margin-top: 0.75rem;
}

.contacts-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75rem 0;
  font-size: 0.82rem;
}

.contacts-content th,
.contacts-content td {
  padding: 0.5rem 0.6rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.contacts-content th {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
}

.contacts-content tr.highlight {
  background: rgba(37, 99, 235, 0.04);
}

.contacts-content tr.highlight td {
  color: var(--accent-blue);
  font-weight: 500;
}

/* ===== 章节完成 ===== */
.chapter-complete {
  text-align: center;
}

.chapter-complete h2 {
  color: var(--accent-green);
  margin-bottom: 0.75rem;
}

.evidence-summary {
  background: var(--bg-secondary);
  padding: 1rem 1.25rem;
  border-radius: 6px;
  margin: 1rem 0;
  text-align: left;
  font-size: 0.85rem;
}

.evidence-summary ul {
  margin-top: 0.5rem;
  padding-left: 1.25rem;
}

.evidence-summary li {
  margin-bottom: 0.35rem;
  color: var(--text-secondary);
}