/* ===== URL 编码解码 ===== */
/* 站点变量别名映射（自动跟随黑夜模式） */
:root {
    --card-bg: var(--c-bg-card);
    --border-color: var(--c-border);
    --text-primary: var(--c-text);
    --text-secondary: var(--c-text-sub);
    --text-tertiary: var(--c-text-muted);
    --bg-hover: var(--c-bg-soft);
    --input-bg: var(--c-surface-soft);
    --accent-color: var(--c-primary);
    --card-shadow: var(--shadow-md);
}

.uc-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin: 16px 0 20px;
}

.uc-title {
    font-size: 26px;
    font-weight: 800;
    margin: 0;
    letter-spacing: -0.3px;
}

.uc-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 18px;
    margin-bottom: 18px;
    box-shadow: var(--card-shadow);
}

.uc-block-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 17px;
    margin: 0 0 14px;
}

.uc-tip-inline {
    font-size: 12px;
    font-weight: 400;
    color: var(--text-tertiary);
}

/* 模式切换 */
.uc-modes {
    display: inline-flex;
    background: var(--bg-hover);
    border-radius: 10px;
    padding: 4px;
    margin-bottom: 14px;
    gap: 4px;
}

.uc-mode {
    border: none;
    background: none;
    padding: 8px 22px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s;
}

.uc-mode.active {
    background: var(--accent-color);
    color: #fff;
}

/* 编码类型 */
.uc-types {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 16px;
}

.uc-type {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--input-bg);
    cursor: pointer;
    transition: border-color 0.15s;
    flex: 1;
    min-width: 220px;
}

.uc-type:hover {
    border-color: var(--accent-color);
}

.uc-type input {
    margin-top: 3px;
    accent-color: var(--accent-color);
}

.uc-type b {
    display: block;
    font-size: 13.5px;
    color: var(--text-primary);
}

.uc-type small {
    display: block;
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

/* 编辑器 */
.uc-editors {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.uc-pane {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: var(--input-bg);
    min-width: 0;
}

.uc-pane-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-hover);
    border-bottom: 1px solid var(--border-color);
}

.uc-len {
    font-size: 12px;
    font-weight: 400;
    color: var(--text-tertiary);
}

.uc-textarea {
    width: 100%;
    height: 240px;
    padding: 14px;
    border: none;
    outline: none;
    resize: vertical;
    background: transparent;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', Consolas, 'Courier New', monospace;
    font-size: 13.5px;
    line-height: 1.7;
    word-break: break-all;
}

.uc-textarea[readonly] {
    background: rgba(128, 128, 128, 0.04);
}

.uc-pane-foot {
    display: flex;
    gap: 8px;
    padding: 10px 14px;
    border-top: 1px solid var(--border-color);
}

/* 参数解析 */
.uc-parse-row {
    display: flex;
    gap: 8px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.uc-input {
    flex: 1;
    min-width: 260px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 13.5px;
    outline: none;
    font-family: 'JetBrains Mono', Consolas, monospace;
}

.uc-input:focus {
    border-color: var(--accent-color);
}

.uc-url-parts {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.uc-part {
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12.5px;
    background: var(--bg-hover);
    color: var(--text-secondary);
    word-break: break-all;
}

.uc-part b {
    color: var(--text-primary);
    font-weight: 600;
    margin-right: 4px;
}

.uc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
}

.uc-table th,
.uc-table td {
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    text-align: left;
    word-break: break-all;
}

.uc-table th {
    background: var(--bg-hover);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 12.5px;
}

.uc-table td:first-child {
    font-family: 'JetBrains Mono', Consolas, monospace;
    color: var(--accent-color);
    font-weight: 600;
    min-width: 120px;
}

.uc-table td code {
    font-family: 'JetBrains Mono', Consolas, monospace;
    font-size: 12.5px;
    color: var(--text-secondary);
}

.uc-tip {
    margin-top: 12px;
    font-size: 13px;
    color: var(--text-tertiary);
}

/* 历史记录 */
.uc-history-card {
    padding: 18px 20px 20px;
}

.uc-history-empty {
    color: var(--text-tertiary);
    font-size: 14px;
    margin: 0;
}

.uc-history-list {
    list-style: none;
    margin: 0 0 12px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.uc-history-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--input-bg);
    cursor: pointer;
    transition: border-color 0.15s;
}

.uc-history-item:hover {
    border-color: var(--accent-color);
}

.uc-history-item code {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 12.5px;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', Consolas, monospace;
}

.uc-history-item time {
    font-size: 12px;
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.uc-history-del {
    flex-shrink: 0;
    border: none;
    background: none;
    color: var(--text-tertiary);
    font-size: 15px;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 6px;
    line-height: 1;
}

.uc-history-del:hover {
    color: #dc2626;
    background: rgba(239, 68, 68, 0.1);
}

/* 移动端 */
@media (max-width: 768px) {
    .uc-title { font-size: 21px; }
    .uc-editors { grid-template-columns: 1fr; }
    .uc-types { flex-direction: column; }
}