/* iOS风格预设管理器 - 高级白色主题 */
.st-preset-page {
    position: fixed;
    inset: 0;
    background: linear-gradient(180deg, #f5f5f7 0%, #e8e8ed 100%);
    z-index: 30000;
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), visibility 0.3s;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', sans-serif;
    -webkit-font-smoothing: antialiased;
    letter-spacing: -0.01em;
}
.st-preset-page.show { opacity: 1; visibility: visible; }

/* 顶部导航栏 */
.st-preset-nav {
    display: flex;
    align-items: center;
    padding: 0 20px;
    background: rgba(255,255,255,0.72);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 0.5px solid rgba(0,0,0,0.08);
    height: 56px;
    position: sticky;
    top: 0;
    z-index: 10;
}
.st-preset-back {
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; color: #007aff;
    margin-left: -8px;
    border-radius: 22px;
    transition: background 0.2s;
}
.st-preset-back:active { background: rgba(0,122,255,0.1); }
.st-preset-title {
    font-size: 18px;
    font-weight: 600;
    color: #1d1d1f;
    flex: 1;
    text-align: center;
    margin-right: 36px;
    letter-spacing: -0.02em;
}

/* 预设选择区 */
.st-preset-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 10px;
    background: rgba(255,255,255,0.8);
    margin: 8px;
    border-radius: 14px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04), 0 0.5px 1px rgba(0,0,0,0.06);
    overflow-x: auto;
}
@media (max-width: 480px) {
    .st-preset-selector {
        display: flex;
        flex-wrap: nowrap;
        gap: 4px;
        padding: 8px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}
.st-preset-select {
    flex: 1 1 auto;
    min-width: 60px;
    max-width: 80px;
    padding: 8px 10px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 8px;
    color: #1d1d1f;
    font-size: 12px;
    font-weight: 500;
    -webkit-appearance: none;
    appearance: none;
    transition: background 0.2s;
}
.st-preset-select:focus { background: rgba(118,118,128,0.12); }
.st-preset-name-input {
    flex: 1 1 auto;
    min-width: 50px;
    max-width: 70px;
    padding: 8px 10px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 8px;
    color: #1d1d1f;
    font-size: 12px;
    font-weight: 500;
    transition: background 0.2s;
}
.st-preset-name-input:focus { outline: none; background: rgba(118,118,128,0.12); }
.st-preset-btn {
    flex: 1 1 auto;
    min-width: 45px;
    padding: 8px 10px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 8px;
    color: #007aff;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: all 0.2s;
    white-space: nowrap;
}
.st-preset-btn:active { transform: scale(0.97); background: rgba(118,118,128,0.15); }
.st-preset-btn.primary { 
    background: linear-gradient(180deg, #0a84ff 0%, #007aff 100%);
    color: #fff;
    box-shadow: 0 2px 8px rgba(0,122,255,0.3);
}
.st-preset-btn.primary:active { transform: scale(0.97); }
.st-preset-btn.danger { color: #ff3b30; }

/* 提示词列表 */
.st-prompt-list {
    flex: 1;
    overflow-y: auto;
    padding: 0 16px;
    -webkit-overflow-scrolling: touch;
    min-height: 200px;
}
.st-prompt-item {
    background: rgba(255,255,255,0.85);
    border-radius: 16px;
    margin-bottom: 14px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04), 0 0.5px 1px rgba(0,0,0,0.06);
    transition: transform 0.2s, box-shadow 0.2s;
}
.st-prompt-item:active { transform: scale(0.99); }
.st-prompt-item.dragging { opacity: 0.6; transform: scale(1.02); box-shadow: 0 8px 32px rgba(0,0,0,0.12); }

/* 提示词头部 */
.st-prompt-header {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    gap: 12px;
    background: transparent;
}
.st-prompt-drag {
    color: #c7c7cc;
    font-size: 16px;
    cursor: grab;
    opacity: 0.6;
}
.st-prompt-toggle {
    width: 51px; height: 31px;
    background: rgba(120,120,128,0.16);
    border-radius: 16px;
    position: relative;
    cursor: pointer;
    transition: background 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    flex-shrink: 0;
}
.st-prompt-toggle.on { background: #34c759; }
.st-prompt-toggle::after {
    content: '';
    position: absolute;
    width: 27px; height: 27px;
    background: #fff;
    border-radius: 50%;
    top: 2px; left: 2px;
    transition: transform 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 3px 8px rgba(0,0,0,0.15), 0 1px 1px rgba(0,0,0,0.06);
}
.st-prompt-toggle.on::after { transform: translateX(20px); }
.st-prompt-name {
    flex: 1;
    min-width: 60px;
    background: transparent;
    border: none;
    color: #1d1d1f;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.st-prompt-name:focus { outline: none; }
.st-prompt-role, .st-prompt-position {
    padding: 7px 12px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 8px;
    color: #48484a;
    font-size: 13px;
    font-weight: 500;
    -webkit-appearance: none;
    appearance: none;
}
.st-prompt-depth {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: #86868b;
    font-weight: 500;
}
.st-prompt-depth input {
    width: 48px;
    padding: 7px 8px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 8px;
    color: #1d1d1f;
    text-align: center;
    font-size: 13px;
    font-weight: 600;
}
.st-prompt-tokens {
    font-size: 12px;
    color: #86868b;
    min-width: 36px;
    text-align: right;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}
.st-prompt-collapse, .st-prompt-delete {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
    background: transparent;
    border: none;
    color: #86868b;
    cursor: pointer;
    font-size: 13px;
    border-radius: 8px;
    transition: background 0.15s;
}
.st-prompt-delete { color: #ff3b30; }
.st-prompt-collapse:active, .st-prompt-delete:active { background: rgba(118,118,128,0.12); }

/* 提示词内容 */
.st-prompt-body {
    padding: 0 16px 16px;
    background: transparent;
}
.st-prompt-trigger { margin-bottom: 10px; }
.st-prompt-trigger-input {
    width: 100%;
    padding: 12px 14px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 10px;
    color: #1d1d1f;
    font-size: 14px;
    font-weight: 500;
    box-sizing: border-box;
    transition: background 0.2s;
}
.st-prompt-trigger-input:focus { outline: none; background: rgba(118,118,128,0.12); }
.st-prompt-trigger-input::placeholder { color: #86868b; }
.st-prompt-content {
    width: 100%;
    min-height: 120px;
    padding: 14px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 12px;
    color: #1d1d1f;
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;
    font-family: inherit;
    box-sizing: border-box;
    transition: background 0.2s;
}
.st-prompt-content:focus { outline: none; background: rgba(118,118,128,0.12); }

/* 添加按钮 */
.st-add-prompt {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    margin: 0 16px 16px;
    background: rgba(255,255,255,0.6);
    border: 2px dashed rgba(0,122,255,0.3);
    border-radius: 16px;
    color: #007aff;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.2s;
}
.st-add-prompt:active { background: rgba(0,122,255,0.08); transform: scale(0.98); }

/* 宏提示 */
.st-macro-hint {
    padding: 14px 20px;
    font-size: 12px;
    color: #86868b;
    line-height: 1.7;
    font-weight: 500;
}
.st-macro-hint code {
    background: rgba(118,118,128,0.12);
    padding: 3px 8px;
    border-radius: 6px;
    color: #007aff;
    font-size: 11px;
    font-weight: 600;
}

/* 底部操作栏 */
.st-preset-footer {
    display: flex;
    gap: 10px;
    padding: 14px 20px;
    padding-bottom: max(14px, env(safe-area-inset-bottom));
    background: rgba(255,255,255,0.72);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-top: 0.5px solid rgba(0,0,0,0.08);
}
.st-preset-footer .st-preset-btn { flex: 1; text-align: center; padding: 14px; }

/* 导入模态框 */
.st-import-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: flex-end;
    justify-content: center;
    z-index: 30010;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.st-import-modal.show { display: flex; }
.st-import-box {
    width: 100%;
    max-width: 500px;
    background: #fff;
    border-radius: 20px 20px 0 0;
    padding: 24px 20px;
    padding-bottom: max(24px, env(safe-area-inset-bottom));
    box-shadow: 0 -8px 32px rgba(0,0,0,0.15);
}
.st-import-title {
    font-size: 18px;
    font-weight: 700;
    color: #1d1d1f;
    margin-bottom: 20px;
    text-align: center;
    letter-spacing: -0.02em;
}
.st-import-textarea {
    width: 100%;
    height: 200px;
    padding: 14px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 12px;
    color: #1d1d1f;
    font-size: 13px;
    font-family: 'SF Mono', 'Menlo', monospace;
    resize: none;
    box-sizing: border-box;
    line-height: 1.5;
}
.st-import-textarea:focus { outline: none; background: rgba(118,118,128,0.12); }
.st-import-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}
.st-import-actions .st-preset-btn { flex: 1; padding: 16px; font-size: 16px; }

/* 编辑弹窗 */
.st-edit-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 30010;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    padding: 16px;
}
.st-edit-modal.show { display: flex; }
.st-edit-box {
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    background: #fff;
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.st-edit-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.st-edit-name {
    flex: 1;
    padding: 12px 14px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 10px;
    font-size: 17px;
    font-weight: 600;
    color: #1d1d1f;
}
.st-edit-name:focus { outline: none; background: rgba(118,118,128,0.12); }
.st-edit-close {
    width: 36px; height: 36px;
    background: rgba(118,118,128,0.12);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    color: #86868b;
    cursor: pointer;
}
.st-edit-close:active { background: rgba(118,118,128,0.2); }
.st-edit-row {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
}
.st-edit-select {
    flex: 1;
    padding: 10px 12px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 8px;
    font-size: 14px;
    color: #1d1d1f;
    -webkit-appearance: none;
    appearance: none;
}
.st-edit-depth {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 12px;
    background: rgba(118,118,128,0.08);
    border-radius: 8px;
    font-size: 14px;
    color: #86868b;
}
.st-edit-depth input {
    width: 50px;
    padding: 10px 0;
    background: transparent;
    border: none;
    font-size: 14px;
    color: #1d1d1f;
    text-align: center;
}
.st-edit-trigger {
    width: 100%;
    padding: 12px 14px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 10px;
    font-size: 14px;
    color: #1d1d1f;
    margin-bottom: 12px;
    box-sizing: border-box;
}
.st-edit-trigger:focus { outline: none; background: rgba(118,118,128,0.12); }
.st-edit-trigger::placeholder { color: #86868b; }
.st-edit-content {
    flex: 1;
    min-height: 200px;
    padding: 14px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.6;
    color: #1d1d1f;
    resize: none;
    font-family: inherit;
    box-sizing: border-box;
}
.st-edit-content:focus { outline: none; background: rgba(118,118,128,0.12); }
.st-edit-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 16px;
}
.st-edit-tokens {
    font-size: 13px;
    color: #86868b;
    font-weight: 500;
}
.st-edit-footer .st-preset-btn { padding: 12px 32px; }

/* 简化的提示词项 */
.st-prompt-header {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    gap: 12px;
    background: transparent;
    flex-wrap: nowrap;
}
.st-prompt-name-display {
    flex: 1;
    min-width: 0;
    font-size: 13px;
    font-weight: 600;
    color: #1d1d1f;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.st-prompt-edit-btn {
    padding: 6px 14px;
    background: rgba(0,122,255,0.1);
    border: none;
    border-radius: 8px;
    color: #007aff;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    flex-shrink: 0;
}
.st-prompt-edit-btn:active { background: rgba(0,122,255,0.2); }
.st-prompt-delete {
    flex-shrink: 0;
}

/* 自定义确认弹窗 */
.st-confirm-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 30020;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    padding: 20px;
}
.st-confirm-modal.show { display: flex; }
.st-confirm-box {
    width: 100%;
    max-width: 300px;
    background: #fff;
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.st-confirm-title {
    font-size: 17px;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 16px;
}
.st-confirm-actions {
    display: flex;
    gap: 10px;
}
.st-confirm-actions .st-preset-btn { flex: 1; padding: 12px; }

/* 正则替换区域 */
.st-regex-section {
    margin: 0 16px 16px 16px;
    background: rgba(255,255,255,0.6);
    border-radius: 16px;
    overflow: hidden;
}
.st-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 0.5px solid rgba(0,0,0,0.06);
}
.st-section-title {
    font-size: 14px;
    font-weight: 600;
    color: #1d1d1f;
}
.st-add-regex-btn {
    padding: 6px 12px;
    background: #007aff;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.2s;
}
.st-add-regex-btn:active { opacity: 0.7; }

.st-regex-list {
    padding: 8px;
    max-height: 250px;
    overflow-y: auto;
}
.st-regex-empty {
    padding: 24px 16px;
    text-align: center;
    color: #8e8e93;
    font-size: 14px;
}
.st-regex-item {
    background: rgba(255,255,255,0.9);
    border-radius: 12px;
    margin-bottom: 8px;
    overflow: hidden;
}
.st-regex-header {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    gap: 10px;
}
.st-regex-toggle {
    width: 44px;
    height: 26px;
    background: rgba(120,120,128,0.16);
    border-radius: 13px;
    position: relative;
    cursor: pointer;
    transition: background 0.25s;
    flex-shrink: 0;
}
.st-regex-toggle.on { background: #34c759; }
.st-regex-toggle.on::after {
    transform: translateX(18px);
}
.st-regex-toggle::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    background: #fff;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: transform 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}
.st-regex-name {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
    color: #1d1d1f;
}
.st-regex-edit {
    padding: 6px 10px;
    background: rgba(0,122,255,0.1);
    color: #007aff;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
}
.st-regex-delete {
    width: 24px;
    height: 24px;
    background: rgba(255,59,48,0.15);
    color: #ff3b30;
    border: none;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.st-regex-preview {
    display: flex;
    align-items: center;
    padding: 8px 12px 12px 12px;
    gap: 8px;
    font-size: 12px;
    font-family: 'SF Mono', Monaco, monospace;
}
.st-regex-pattern {
    flex: 1;
    padding: 6px 10px;
    background: rgba(255,59,48,0.08);
    border-radius: 6px;
    color: #ff3b30;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.st-regex-arrow {
    color: #8e8e93;
    font-weight: 500;
}
.st-regex-replace {
    flex: 1;
    padding: 6px 10px;
    background: rgba(52,199,89,0.08);
    border-radius: 6px;
    color: #34c759;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 正则编辑弹窗 */
.st-regex-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 31000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s, visibility 0.25s;
}
.st-regex-modal.show { opacity: 1; visibility: visible; }
.st-regex-edit-box {
    background: #fff;
    border-radius: 20px;
    width: 90%;
    max-width: 420px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.st-regex-form {
    padding: 16px 20px;
}
.st-form-group {
    margin-bottom: 14px;
}
.st-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: #8e8e93;
    margin-bottom: 6px;
}
.st-form-input {
    width: 100%;
    padding: 10px 12px;
    background: rgba(118,118,128,0.08);
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-family: 'SF Mono', Monaco, monospace;
    color: #1d1d1f;
    box-sizing: border-box;
}
.st-form-input:focus {
    outline: none;
    background: rgba(118,118,128,0.12);
}
.st-form-row {
    display: flex;
    align-items: center;
    padding: 10px 0;
}
.st-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #1d1d1f;
    cursor: pointer;
}
.st-checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: #007aff;
}

/* 移动端适配 */
@media (max-width: 480px) {
    .st-preset-selector { flex-wrap: nowrap; flex-direction: row; overflow-x: auto; margin: 12px; padding: 12px; }
    .st-preset-select { min-width: 70px; max-width: 90px; font-size: 13px; padding: 8px 10px; }
    .st-preset-name-input { min-width: 60px; max-width: 80px; font-size: 13px; padding: 8px 10px; }
    .st-preset-btn { font-size: 13px; padding: 8px 12px; white-space: nowrap; }
    .st-preset-nav { height: 50px; }
    .st-preset-title { font-size: 17px; }
    .st-edit-box { max-height: 85vh; padding: 16px; border-radius: 16px; }
    .st-edit-row { flex-wrap: wrap; }
    .st-edit-select { min-width: calc(50% - 5px); }
    .st-edit-content { min-height: 180px; }
    .st-prompt-header { padding: 12px 14px; flex-wrap: nowrap; }
}