/* 运势报告 · 知识技法库 */

.ft-kb-bundle {
    margin: 0 0 0.85rem;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--gold, #a07f5b) 32%, transparent);
    background: linear-gradient(
        180deg,
        color-mix(in srgb, var(--gold-light, #e8d4a8) 32%, var(--bg-card, #fffcf5)),
        color-mix(in srgb, var(--gold-light, #e8d4a8) 16%, var(--bg-card, #fffcf5))
    );
    box-shadow: 0 2px 10px rgba(var(--shadow-rgb, 120, 80, 30), 0.06);
    overflow: hidden;
}

.ft-kb-entry {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.55rem;
    width: 100%;
    margin: 0;
    padding: 0.72rem 0.8rem;
    border: none;
    background: transparent;
    text-align: left;
    font-family: inherit;
    cursor: pointer;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-entry__text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.12rem;
    min-width: 0;
    flex: 1 1 auto;
}

.ft-kb-entry__title {
    font-size: 1.22rem;
    font-weight: 800;
    line-height: 1.3;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-entry__note {
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-minor, #8a7355);
}

.ft-kb-entry__end {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    flex: 0 0 auto;
}

.ft-kb-entry__chevron {
    width: 0.55rem;
    height: 0.55rem;
    border-right: 2px solid var(--text-minor, #8a7355);
    border-bottom: 2px solid var(--text-minor, #8a7355);
    transform: rotate(45deg);
    transition: transform 0.2s ease;
    margin-top: -0.15rem;
}

.ft-kb-bundle.is-open .ft-kb-entry__chevron {
    transform: rotate(-135deg);
    margin-top: 0.15rem;
}

.ft-kb-entry:hover {
    background: rgba(var(--gold-rgb, 160, 127, 91), 0.08);
}

.ft-kb-entry-wrap {
    position: relative;
    flex: 1 1 100%;
    width: 100%;
    margin: 0.15rem 0 0;
}

.ft-kb-panel {
    margin: 0;
    padding: 0.75rem 0.75rem 0.9rem;
    border-top: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 55%, transparent);
    background: color-mix(in srgb, var(--page-bg, #f5efe1) 55%, transparent);
}

.ft-kb-panel[hidden] {
    display: none !important;
}

/* 展开动效：hidden 移除后重排触发 */
.ft-kb-panel:not([hidden]) {
    animation: ftKbPanelIn 0.28s ease;
}

/* ===== 卡片化模块 ===== */
.ft-kb-main > * + * {
    margin-top: 0.85rem;
}

.ft-kb-card {
    background: var(--bg-card, #fffcf5);
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 68%, transparent);
    border-radius: 16px;
    box-shadow: 0 4px 18px rgba(var(--shadow-rgb, 120, 80, 30), 0.07);
    padding: 0.85rem 0.95rem 0.95rem;
}

.ft-kb-card__head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.4rem 0.6rem;
    margin-bottom: 0.6rem;
}

.ft-kb-card__title {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    margin: 0;
    font-size: 1.02rem;
    font-weight: 800;
    line-height: 1.4;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-card__title::before {
    content: '';
    flex: 0 0 auto;
    width: 4px;
    height: 1.05em;
    border-radius: 2px;
    background: linear-gradient(180deg, var(--gold, #a07f5b), var(--gold-deep, #8a6a4a));
}

.ft-kb-card--guide .ft-kb-head {
    margin-bottom: 0;
}

.ft-kb-card--stats,
.ft-kb-card--actions {
    padding-bottom: 0.85rem;
}

.ft-kb-head {
    margin-bottom: 0.65rem;
}

.ft-kb-head__title {
    margin: 0 0 0.35rem;
    font-size: 1.28rem;
    font-weight: 800;
    line-height: 1.4;
}

.ft-kb-head__sub {
    margin: 0.4rem 0 0;
    font-size: 1rem;
    line-height: 1.55;
    color: var(--text-minor, #8a7355);
}

/* ===== 统计总览：展示型卡片（不可编辑） ===== */
.ft-kb-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(7.4rem, 1fr));
    gap: 0.6rem;
    margin-bottom: 0;
}

.ft-kb-stat {
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    text-align: center;
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 20%, var(--bg-card, #fffcf5));
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 60%, transparent);
    border-radius: 14px;
    padding: 0.75rem 0.6rem 0.7rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
    user-select: none;
}

.ft-kb-stat__label {
    margin: 0.3rem 0 0;
    font-size: 0.85rem;
    color: var(--text-minor, #8a7355);
    line-height: 1.35;
}

.ft-kb-stat__val {
    margin: 0;
    font-size: 1.85rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--gold, #a07f5b);
    font-variant-numeric: tabular-nums;
}

.ft-kb-stat__val--green,
.ft-kb-stat__val--gold,
.ft-kb-stat__val--purple {
    color: var(--gold, #a07f5b);
}

.ft-kb-toolbar {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    margin-bottom: 0.65rem;
}

.ft-kb-toolbar__row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
}

.ft-kb-card__head--list .ft-kb-toolbar__row {
    justify-content: flex-end;
}

.ft-kb-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.28rem 0.65rem;
    border-radius: 999px;
    font-size: 0.92rem;
    font-weight: 700;
    background: rgba(46, 125, 80, 0.12);
    color: #2e7d52;
}

.ft-kb-badge--off {
    background: color-mix(in srgb, var(--text-minor, #8a7355) 14%, transparent);
    color: var(--text-minor, #8a7355);
}

/* ===== 胶囊标签（筛选 / 文件夹） ===== */
.ft-kb-chip {
    padding: 0.34rem 0.8rem;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 78%, transparent);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 24%, var(--bg-card, #fffcf5));
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-minor, #8a7355);
    cursor: pointer;
    font-family: inherit;
    line-height: 1.35;
    transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease;
}

.ft-kb-chip:hover {
    border-color: var(--gold, #a07f5b);
    color: var(--gold-deep, #8a6a4a);
}

.ft-kb-chip--active,
.ft-kb-chip--active:hover {
    border-color: var(--tag-active-bg, var(--gold, #a07f5b));
    background: var(--tag-active-bg, var(--gold, #a07f5b));
    color: var(--tag-active-text, #fffaf0);
    box-shadow: 0 2px 8px rgba(var(--gold-rgb, 160, 127, 91), 0.28);
}

.ft-kb-toolbar__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
}

.ft-kb-btn--trail {
    margin-left: auto;
}

.ft-kb-btn--search {
    display: inline-flex;
    align-items: center;
    gap: 0.32rem;
}

.ft-kb-btn--search .ft-kb-btn__ico {
    font-size: 1.05em;
    line-height: 1;
}

/* ===== 按钮视觉分级 ===== */
/* 普通按钮：浅米色底 + 深灰文字 */
.ft-kb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    padding: 0.48rem 0.78rem;
    min-height: 2.35rem;
    border-radius: 10px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 82%, transparent);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 26%, var(--bg-card, #fffcf5));
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main, #3a2b1a);
    cursor: pointer;
    font-family: inherit;
    line-height: 1.35;
    white-space: nowrap;
    transition: background 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease, transform 0.12s ease;
}

.ft-kb-btn:hover {
    border-color: var(--gold, #a07f5b);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 44%, var(--bg-card, #fffcf5));
}

.ft-kb-btn:active {
    transform: translateY(1px);
}

/* 主按钮：暖金底 + 白字（红主题自动变为红墨底） */
.ft-kb-btn--primary,
.ft-kb-btn--copy {
    border-color: var(--btn-solid-border, var(--gold, #a07f5b));
    background: var(--btn-solid-bg, var(--gold, #a07f5b));
    color: var(--btn-solid-text, #fffaf0);
    box-shadow: 0 3px 10px rgba(var(--gold-rgb, 160, 127, 91), 0.24);
}

.ft-kb-btn--primary:hover,
.ft-kb-btn--copy:hover {
    border-color: var(--btn-solid-hover, var(--gold-deep, #8a6a4a));
    background: var(--btn-solid-hover, var(--gold-deep, #8a6a4a));
    color: var(--btn-solid-text, #fffaf0);
}

.ft-kb-btn--folder {
    border-color: color-mix(in srgb, var(--border, #d4c0a0) 82%, transparent);
}

.ft-kb-btn--trash {
    position: relative;
}

.ft-kb-trash-badge {
    display: inline-block;
    margin-left: 0.28rem;
    min-width: 1.2rem;
    padding: 0.08rem 0.32rem;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 800;
    line-height: 1.2;
    background: color-mix(in srgb, var(--danger, #a03028) 16%, transparent);
    color: var(--danger, #a03028);
    vertical-align: middle;
}

.ft-kb-trash-badge[hidden] {
    display: none !important;
}

/* 危险按钮：浅红底 + 暗红文字 */
.ft-kb-btn--danger {
    border-color: color-mix(in srgb, var(--danger, #a03028) 32%, transparent);
    background: color-mix(in srgb, var(--danger, #a03028) 7%, var(--bg-card, #fffcf5));
    color: var(--danger, #a03028);
}

.ft-kb-btn--danger:hover {
    border-color: color-mix(in srgb, var(--danger, #a03028) 48%, transparent);
    background: color-mix(in srgb, var(--danger, #a03028) 13%, var(--bg-card, #fffcf5));
}

.ft-kb-btn--danger:disabled,
.ft-kb-btn--danger.ft-kb-btn--muted {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: auto;
}

.ft-kb-btn--danger:disabled:hover,
.ft-kb-btn--danger.ft-kb-btn--muted:hover {
    background: color-mix(in srgb, var(--danger, #a03028) 7%, var(--bg-card, #fffcf5));
}

/* ===== 「更多」下拉菜单（回收站 / 批量选择 / 搜索） ===== */
.ft-kb-more {
    position: relative;
    margin-left: auto;
}

.ft-kb-more__summary {
    list-style: none;
    user-select: none;
}

.ft-kb-more__summary::-webkit-details-marker {
    display: none;
}

.ft-kb-more__summary::after {
    content: '▾';
    font-size: 0.82em;
    line-height: 1;
    transition: transform 0.18s ease;
}

.ft-kb-more[open] .ft-kb-more__summary {
    border-color: var(--gold, #a07f5b);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 44%, var(--bg-card, #fffcf5));
}

.ft-kb-more[open] .ft-kb-more__summary::after {
    transform: rotate(180deg);
}

.ft-kb-more__menu {
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    z-index: 80;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    min-width: 10.5rem;
    padding: 0.4rem;
    border-radius: 12px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 80%, transparent);
    background: var(--bg-card, #fffcf5);
    box-shadow: 0 12px 32px rgba(var(--shadow-rgb, 120, 80, 30), 0.18);
}

.ft-kb-more[open] .ft-kb-more__menu {
    animation: ftKbMenuIn 0.18s ease;
}

.ft-kb-more__menu .ft-kb-btn {
    width: 100%;
    justify-content: flex-start;
    text-align: left;
    margin-left: 0;
}

.ft-kb-settings {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem 0.85rem;
    padding: 0.65rem 0.75rem;
    border-radius: 12px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 62%, transparent);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 14%, var(--bg-card, #fffcf5));
    font-size: 0.95rem;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-settings label {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    cursor: pointer;
}

.ft-kb-settings select {
    padding: 0.32rem 0.45rem;
    border-radius: 8px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 85%, transparent);
    font-size: 0.95rem;
    font-family: inherit;
    background: var(--input-bg, #fffdf8);
    color: var(--text-main, #3a2b1a);
}

/* ===== 小白使用指引：折叠卡片 ===== */
.ft-kb-aside {
    margin-bottom: 0;
    padding: 0.55rem 0.95rem 0.75rem;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-aside__summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    list-style: none;
    cursor: pointer;
    user-select: none;
    padding: 0.35rem 0;
    font-size: 1.02rem;
    font-weight: 800;
    color: var(--text-main, #3a2b1a);
    border-radius: 8px;
}

.ft-kb-aside__summary::-webkit-details-marker {
    display: none;
}

.ft-kb-aside__summary::marker {
    content: '';
}

.ft-kb-aside__title {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.ft-kb-aside__title::before {
    content: '';
    flex: 0 0 auto;
    width: 4px;
    height: 1.05em;
    border-radius: 2px;
    background: linear-gradient(180deg, var(--gold, #a07f5b), var(--gold-deep, #8a6a4a));
}

.ft-kb-aside__chevron {
    flex: 0 0 auto;
    width: 0.55rem;
    height: 0.55rem;
    border-right: 1.8px solid var(--text-minor, #8a7355);
    border-bottom: 1.8px solid var(--text-minor, #8a7355);
    transform: rotate(45deg);
    transition: transform 0.2s ease;
    margin-top: -0.15rem;
}

.ft-kb-aside[open] .ft-kb-aside__chevron {
    transform: rotate(-135deg);
    margin-top: 0.2rem;
}

.ft-kb-aside__body {
    padding-top: 0.25rem;
}

.ft-kb-aside[open] .ft-kb-aside__body {
    animation: ftKbSlideIn 0.26s ease;
}

.ft-kb-aside h4 {
    margin: 0 0 0.35rem;
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-aside ol {
    margin: 0;
    padding-left: 1.1rem;
}

.ft-kb-list {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.ft-kb-item {
    background: var(--bg-card, #fffcf5);
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 66%, transparent);
    border-radius: 14px;
    padding: 0.85rem 0.9rem;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(var(--shadow-rgb, 120, 80, 30), 0.05);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.ft-kb-item:hover {
    border-color: var(--gold, #a07f5b);
    box-shadow: 0 6px 18px rgba(var(--shadow-rgb, 120, 80, 30), 0.1);
    transform: translateY(-1px);
}

.ft-kb-item:focus-visible {
    outline: 2px solid rgba(var(--gold-rgb, 160, 127, 91), 0.55);
    outline-offset: 2px;
}

.ft-kb-item--batch {
    cursor: default;
    border-color: color-mix(in srgb, var(--danger, #a03028) 20%, transparent);
}

.ft-kb-item--batch:hover {
    box-shadow: 0 2px 10px rgba(var(--shadow-rgb, 120, 80, 30), 0.05);
    border-color: color-mix(in srgb, var(--danger, #a03028) 20%, transparent);
    transform: none;
}

.ft-kb-item__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.ft-kb-item__title {
    margin: 0;
    font-size: 1.08rem;
    font-weight: 800;
    line-height: 1.4;
    flex: 1 1 auto;
    min-width: 0;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-item__builtin {
    display: inline-block;
    margin-left: 0.35rem;
    padding: 0.08rem 0.4rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    vertical-align: middle;
    background: color-mix(in srgb, var(--text-minor, #8a7355) 14%, transparent);
    color: var(--text-minor, #8a7355);
}

/* 右侧操作按钮统一右对齐 */
.ft-kb-item__actions {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: flex-end;
    gap: 0.32rem;
}

.ft-kb-mini-btn {
    padding: 0.28rem 0.55rem;
    min-height: 1.9rem;
    border-radius: 8px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 82%, transparent);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 18%, var(--bg-card, #fffcf5));
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-main, #3a2b1a);
    cursor: pointer;
    font-family: inherit;
    white-space: nowrap;
    line-height: 1.3;
}

.ft-kb-mini-btn--copy {
    border-color: rgba(46, 125, 80, 0.3);
    color: #2e7d52;
}

.ft-kb-mini-btn--danger {
    border-color: color-mix(in srgb, var(--danger, #a03028) 32%, transparent);
    color: var(--danger, #a03028);
}

/* 分类标签：彩色圆角小徽章 */
.ft-kb-item__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    margin-bottom: 0.4rem;
}

.ft-kb-item__tag {
    padding: 0.16rem 0.55rem;
    border-radius: 999px;
    font-size: 0.84rem;
    font-weight: 600;
    line-height: 1.4;
    background: color-mix(in srgb, var(--text-minor, #8a7355) 12%, transparent);
    color: var(--text-minor, #8a7355);
}

.ft-kb-item__tag--theory {
    background: rgba(var(--gold-rgb, 160, 127, 91), 0.16);
    color: var(--gold-deep, #8a6a4a);
}

.ft-kb-item__tag--case {
    background: rgba(124, 92, 191, 0.13);
    color: #6a4fad;
}

.ft-kb-item__tag--folder {
    background: rgba(90, 120, 170, 0.14);
    color: #3d5a8a;
}

.ft-kb-item__tag--t1 {
    background: rgba(46, 125, 80, 0.12);
    color: #2e7d52;
}

.ft-kb-item__tag--t2 {
    background: rgba(178, 102, 34, 0.14);
    color: #9a5f16;
}

.ft-kb-item__tag--t3 {
    background: rgba(30, 122, 140, 0.13);
    color: #1f6a7c;
}

.ft-kb-item__tag--t4 {
    background: rgba(158, 76, 130, 0.13);
    color: #8a4470;
}

/* 长正文默认截断两行 */
.ft-kb-item__body {
    margin: 0;
    font-size: 0.98rem;
    line-height: 1.6;
    color: var(--text-minor, #8a7355);
    white-space: normal;
    word-break: break-word;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ft-kb-item__more {
    display: inline-block;
    margin-top: 0.28rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--gold, #a07f5b);
    border-bottom: 1px dashed rgba(var(--gold-rgb, 160, 127, 91), 0.45);
}

.ft-kb-toggle {
    flex-shrink: 0;
    padding: 0.28rem 0.62rem;
    min-height: 1.9rem;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 82%, transparent);
    background: var(--bg-card, #fffcf5);
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-minor, #8a7355);
    cursor: pointer;
    font-family: inherit;
    line-height: 1.3;
}

.ft-kb-toggle--on {
    border-color: rgba(46, 125, 80, 0.35);
    background: rgba(46, 125, 80, 0.1);
    color: #2e7d52;
}

.ft-kb-empty {
    text-align: center;
    padding: 1.35rem 0.85rem;
    font-size: 1.02rem;
    color: var(--text-minor, #8a7355);
    border: 1px dashed color-mix(in srgb, var(--border, #d4c0a0) 85%, transparent);
    border-radius: 12px;
}

.ft-kb-login-gate {
    padding: 1.1rem 1rem 1.15rem;
    text-align: center;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 70%, transparent);
    background: var(--bg-card, #fffcf5);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.ft-kb-login-gate p {
    margin: 0 0 0.85rem;
    font-size: 0.97rem;
    line-height: 1.55;
    color: var(--text-minor, #8a7355);
}

.ft-kb-login-gate__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 9rem;
    padding: 0.58rem 1.4rem;
    border-radius: 999px;
    border: 1px solid var(--btn-solid-border, var(--gold, #a07f5b));
    background: var(--btn-solid-bg, var(--gold, #a07f5b));
    box-shadow: 0 3px 12px rgba(var(--gold-rgb, 160, 127, 91), 0.2);
    color: var(--btn-solid-text, #fffaf0);
    font-weight: 700;
    font-size: 1.01rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    font-family: inherit;
    transition:
        background 0.2s ease,
        box-shadow 0.2s ease,
        transform 0.15s ease;
}

.ft-kb-login-gate__btn:hover {
    background: var(--btn-solid-hover, var(--gold-deep, #8a6a4a));
    box-shadow: 0 5px 16px rgba(var(--gold-rgb, 160, 127, 91), 0.26);
}

.ft-kb-login-gate__btn:active {
    transform: translateY(1px);
}

.ft-kb-login-gate__btn:focus-visible {
    outline: 2px solid rgba(var(--gold-rgb, 160, 127, 91), 0.55);
    outline-offset: 2px;
}

.ft-kb-file-input {
    display: none;
}

/* 桌面端 calculator · 与 AI解读 平级独立入口 */
.kb-predict-bundle {
    margin-top: 0.65rem;
    border-radius: 16px;
    overflow: hidden;
}

.kb-predict-bundle .pro-reading-bundle__header {
    position: relative;
}

/* 知识库引导文案靠左，避免居中显得偏右 */
.kb-predict-bundle .pro-reading-bundle__prompt,
#ftKbHeaderPrompt {
    text-align: left;
    justify-self: start;
    margin-left: 0;
    padding-left: 0.15rem;
    padding-right: 0.5rem;
}

@media (max-width: 900px) {
    .kb-predict-bundle .pro-reading-bundle__prompt,
    #ftKbHeaderPrompt {
        text-align: left;
        padding-left: 0;
    }
}

.kb-link-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.14rem 0.5rem;
    border-radius: 999px;
    font-size: 0.73rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    line-height: 1.2;
    white-space: nowrap;
    box-shadow: 0 1px 4px rgba(42, 30, 18, 0.08);
}

.kb-link-badge--on {
    background: linear-gradient(180deg, rgba(72, 160, 110, 0.22), rgba(46, 125, 80, 0.18));
    color: #1f6b42;
    box-shadow:
        0 0 0 1px rgba(46, 125, 80, 0.35),
        0 2px 8px rgba(46, 125, 80, 0.18);
}

.kb-link-badge--off {
    background: rgba(138, 128, 116, 0.14);
    color: #7a7268;
    box-shadow: 0 0 0 1px rgba(138, 128, 116, 0.22);
}

.kb-predict-bundle .pro-reading-bundle__end .kb-link-badge {
    position: absolute;
    top: 0.42rem;
    right: 1.85rem;
    z-index: 2;
}

.kb-link-badge--mobile {
    position: static;
    transform: none;
}

.kb-predict-bundle .pro-reading-bundle__panel {
    overflow: visible;
    max-height: none;
}

.ft-kb-aside__format {
    margin: 0.75rem 0 0;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-minor, #8a7355);
}

.ft-kb-aside__format code {
    font-size: 0.9rem;
    padding: 0.08rem 0.3rem;
    border-radius: 4px;
    background: rgba(var(--gold-rgb, 160, 127, 91), 0.14);
}

.ft-kb-btn--active {
    border-color: var(--tag-active-bg, var(--gold, #a07f5b));
    background: var(--tag-active-bg, var(--gold, #a07f5b));
    color: var(--tag-active-text, #fffaf0);
}

.ft-kb-folder-panel {
    margin: 0;
    padding: 0.6rem 0.75rem 0.7rem;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 70%, transparent);
    background: var(--bg-card, #fffcf5);
    box-shadow: 0 4px 18px rgba(var(--shadow-rgb, 120, 80, 30), 0.07);
}

.ft-kb-folder-panel[hidden] {
    display: none !important;
}

.ft-kb-folder-panel:not([hidden]) {
    animation: ftKbSlideIn 0.24s ease;
}

.ft-kb-folder-panel__head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.4rem 0.6rem;
    margin-bottom: 0.35rem;
}

.ft-kb-folder-panel__title {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-folder-panel__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

.ft-kb-folder-panel__hint {
    margin: 0 0 0.45rem;
    font-size: 0.92rem;
    line-height: 1.5;
    color: var(--text-minor, #8a7355);
}

.ft-kb-search-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.65rem;
    margin: 0 0 0.6rem;
    padding: 0.55rem 0.7rem;
    border-radius: 12px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 70%, transparent);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 12%, var(--bg-card, #fffcf5));
}

.ft-kb-search-row[hidden] {
    display: none !important;
}

.ft-kb-search-row:not([hidden]) {
    animation: ftKbSlideIn 0.22s ease;
}

.ft-kb-search-row__label {
    display: inline-flex;
    align-items: center;
    gap: 0.32rem;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-search-row__label::before {
    content: '🔍';
    font-size: 1.05em;
    line-height: 1;
}

.ft-kb-search-row__input {
    flex: 1 1 14rem;
    min-width: 12rem;
    min-height: 2.45rem;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 85%, transparent);
    border-radius: 10px;
    padding: 0.5rem 0.75rem;
    font-size: 0.98rem;
    background: var(--input-bg, #fffdf8);
    color: var(--text-main, #3a2b1a);
}

.ft-kb-search-row__input:focus {
    outline: none;
    border-color: var(--gold, #a07f5b);
    box-shadow: 0 0 0 2px rgba(var(--gold-rgb, 160, 127, 91), 0.18);
}

.ft-kb-title-overlay {
    position: fixed;
    inset: 0;
    z-index: 12010;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: rgba(var(--overlay-rgb, 245, 239, 225), 0.55);
    backdrop-filter: blur(2px);
}

.ft-kb-title-overlay[hidden] {
    display: none !important;
}

.ft-kb-title-modal {
    width: min(440px, 100%);
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 75%, transparent);
    background: var(--bg-card, #fffcf5);
    box-shadow: 0 16px 40px rgba(var(--shadow-rgb, 120, 80, 30), 0.22);
    padding: 1rem 1.1rem 1.1rem;
}

.ft-kb-title-modal__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.ft-kb-title-modal__heading {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-title-modal__close {
    flex: 0 0 auto;
    width: 2rem;
    height: 2rem;
    border: 0;
    border-radius: 8px;
    background: transparent;
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    color: var(--text-minor, #8a7355);
}

.ft-kb-title-modal__close:hover {
    background: color-mix(in srgb, var(--text-minor, #8a7355) 16%, transparent);
}

.ft-kb-title-modal__hint {
    margin: 0 0 0.75rem;
    font-size: 0.84rem;
    line-height: 1.5;
    color: var(--text-minor, #8a7355);
}

.ft-kb-title-modal__label {
    display: block;
    margin: 0 0 0.3rem;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-title-modal__input {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 85%, transparent);
    border-radius: 8px;
    padding: 0.55rem 0.7rem;
    font-size: 0.95rem;
    margin-bottom: 0.85rem;
    background: var(--input-bg, #fffdf8);
    color: var(--text-main, #3a2b1a);
}

.ft-kb-title-modal__input:focus {
    outline: none;
    border-color: var(--gold, #a07f5b);
    box-shadow: 0 0 0 2px rgba(var(--gold-rgb, 160, 127, 91), 0.18);
}

.ft-kb-title-modal__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 0.4rem;
}

.ft-kb-trash-panel {
    margin: 0;
    padding: 0.6rem 0.75rem 0.7rem;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--danger, #a03028) 26%, transparent);
    background: var(--bg-card, #fffcf5);
    box-shadow: 0 4px 18px rgba(var(--shadow-rgb, 120, 80, 30), 0.07);
}

.ft-kb-trash-panel[hidden] {
    display: none !important;
}

.ft-kb-trash-panel:not([hidden]) {
    animation: ftKbSlideIn 0.24s ease;
}

.ft-kb-trash-panel__head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.4rem 0.6rem;
    margin-bottom: 0.35rem;
}

.ft-kb-trash-panel__title {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-trash-panel__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

.ft-kb-trash-panel__hint {
    margin: 0 0 0.45rem;
    font-size: 0.8rem;
    line-height: 1.45;
    color: var(--text-minor, #8a7355);
}

.ft-kb-trash-list {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    max-height: min(42vh, 320px);
    overflow: auto;
}

.ft-kb-trash-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.35rem 0.55rem;
    padding: 0.4rem 0.5rem;
    border-radius: 8px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 60%, transparent);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 10%, var(--bg-card, #fffcf5));
}

.ft-kb-trash-row--batch {
    align-items: center;
}

.ft-kb-trash-row__check {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    padding-top: 0.05rem;
}

.ft-kb-trash-row__check input {
    width: 1rem;
    height: 1rem;
}

.ft-kb-trash-batch-bar {
    margin: 0 0 0.45rem;
}

.ft-kb-trash-row__meta {
    min-width: 0;
    flex: 1 1 12rem;
}

.ft-kb-trash-row__title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-trash-row__sub {
    margin-top: 0.15rem;
    font-size: 0.76rem;
    color: var(--text-minor, #8a7355);
    line-height: 1.35;
}

.ft-kb-trash-row__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    flex-shrink: 0;
}

.ft-kb-trash-empty {
    margin: 0.35rem 0 0;
    font-size: 0.85rem;
    color: var(--text-minor, #8a7355);
    text-align: center;
    padding: 0.65rem 0.5rem;
}

.ft-kb-folder-manage-list {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.ft-kb-folder-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.35rem 0.55rem;
    padding: 0.4rem 0.5rem;
    border-radius: 8px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 60%, transparent);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 10%, var(--bg-card, #fffcf5));
}

.ft-kb-folder-row__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.35rem 0.55rem;
    min-width: 0;
}

.ft-kb-folder-row__name {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-folder-row__count {
    font-size: 0.76rem;
    color: var(--text-minor, #8a7355);
}

.ft-kb-folder-row__actions {
    display: flex;
    gap: 0.28rem;
    align-items: center;
}

.ft-kb-folder-row__sys-hint {
    font-size: 0.8rem;
    color: var(--text-minor, #8a7355);
    white-space: nowrap;
}

.ft-kb-folder-row--builtin .ft-kb-folder-builtin-toggle {
    flex-shrink: 0;
    min-width: 4.2rem;
    font-size: 0.85rem;
    padding: 0.22rem 0.55rem;
}

.ft-kb-folder-chips {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    margin: 0;
}

.ft-kb-folder-chips[hidden] {
    display: none !important;
}

.ft-kb-empty--compact {
    padding: 0.65rem 0.4rem;
    font-size: 0.85rem;
}

.ft-kb-batch-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.7rem;
    margin: 0 0 0.65rem;
    padding: 0.6rem 0.75rem;
    border-radius: 12px;
    border: 1px solid color-mix(in srgb, var(--gold, #a07f5b) 35%, transparent);
    background: color-mix(in srgb, var(--gold-light, #e8d4a8) 16%, var(--bg-card, #fffcf5));
}

.ft-kb-batch-bar:not([hidden]) {
    animation: ftKbSlideIn 0.22s ease;
}

.ft-kb-batch-bar[hidden] {
    display: none !important;
}

.ft-kb-batch-folder-select {
    min-width: 9rem;
    max-width: 100%;
    padding: 0.4rem 0.5rem;
    min-height: 2.2rem;
    border-radius: 8px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 85%, transparent);
    background: var(--input-bg, #fffdf8);
    font-size: 0.92rem;
    font-family: inherit;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-batch-hint {
    flex: 1 1 100%;
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.5;
    color: var(--text-minor, #8a7355);
}

.ft-kb-batch-select-all {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main, #3a2b1a);
    cursor: pointer;
    user-select: none;
}

.ft-kb-batch-select-all input {
    width: 1.1rem;
    height: 1.1rem;
    margin: 0;
    cursor: pointer;
    accent-color: var(--gold, #a07f5b);
}

.ft-kb-batch-select-all input:disabled {
    cursor: not-allowed;
    opacity: 0.45;
}

.ft-kb-item--batch-locked {
    opacity: 0.92;
}

.ft-kb-item__check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-right: 0.2rem;
    cursor: pointer;
}

.ft-kb-item__check--locked {
    cursor: not-allowed;
}

.ft-kb-item__checkbox {
    width: 1.05rem;
    height: 1.05rem;
    margin: 0;
    flex-shrink: 0;
    cursor: pointer;
    accent-color: var(--gold, #a07f5b);
}

.ft-kb-item__checkbox:disabled {
    cursor: not-allowed;
    opacity: 0.38;
}

.ft-kb-item__batch-lock {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-minor, #8a7355);
    white-space: nowrap;
}

.ft-kb-toggle--readonly {
    pointer-events: none;
    cursor: default;
}

.ft-kb-panel--desktop {
    margin-top: 0;
    padding-top: 0.75rem;
    border-top: none;
}

/* 知识条目全文弹窗 */
.ft-kb-detail-overlay {
    position: fixed;
    inset: 0;
    z-index: 12000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
    background: rgba(var(--overlay-rgb, 245, 239, 225), 0.6);
    backdrop-filter: blur(2px);
}

.ft-kb-detail-overlay[hidden] {
    display: none !important;
}

.ft-kb-detail-modal {
    width: min(640px, 100%);
    max-height: min(82vh, 720px);
    display: flex;
    flex-direction: column;
    border-radius: 16px;
    border: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 75%, transparent);
    background: var(--bg-card, #fffcf5);
    box-shadow: 0 18px 48px rgba(var(--shadow-rgb, 120, 80, 30), 0.26);
    overflow: hidden;
}

.ft-kb-detail-modal__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1rem 1.05rem 0.7rem;
    border-bottom: 1px solid color-mix(in srgb, var(--border, #d4c0a0) 55%, transparent);
}

.ft-kb-detail-modal__title {
    margin: 0;
    flex: 1 1 auto;
    min-width: 0;
    font-size: 1.12rem;
    font-weight: 800;
    line-height: 1.4;
    color: var(--text-main, #3a2b1a);
}

.ft-kb-detail-modal__close {
    flex: 0 0 auto;
    width: 2rem;
    height: 2rem;
    border: none;
    border-radius: 999px;
    background: color-mix(in srgb, var(--text-minor, #8a7355) 12%, transparent);
    color: var(--text-main, #3a2b1a);
    font-size: 1.35rem;
    line-height: 1;
    cursor: pointer;
    font-family: inherit;
}

.ft-kb-detail-modal__close:hover {
    background: color-mix(in srgb, var(--text-minor, #8a7355) 22%, transparent);
}

.ft-kb-detail-modal__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    padding: 0.65rem 1.05rem 0;
}

.ft-kb-detail-modal__meta:empty {
    display: none;
}

.ft-kb-detail-modal__body {
    margin: 0.65rem 0 0;
    padding: 0 1.05rem 1.15rem;
    overflow: auto;
    font-size: 0.98rem;
    line-height: 1.7;
    color: var(--text-main, #3a2b1a);
    white-space: pre-wrap;
    word-break: break-word;
}

@media (max-width: 720px) {
    .ft-kb-detail-overlay {
        padding: 0.75rem;
        align-items: flex-end;
    }

    .ft-kb-detail-modal {
        max-height: 88vh;
        border-radius: 16px 16px 12px 12px;
    }
}

/* ===== 折叠 / 展开动画 ===== */
@keyframes ftKbPanelIn {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes ftKbSlideIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes ftKbMenuIn {
    from {
        opacity: 0;
        transform: translateY(-4px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ft-kb-panel:not([hidden]),
    .ft-kb-aside[open] .ft-kb-aside__body,
    .ft-kb-more[open] .ft-kb-more__menu,
    .ft-kb-folder-panel:not([hidden]),
    .ft-kb-trash-panel:not([hidden]),
    .ft-kb-search-row:not([hidden]),
    .ft-kb-batch-bar:not([hidden]) {
        animation: none;
    }

    .ft-kb-item,
    .ft-kb-chip,
    .ft-kb-btn,
    .ft-kb-aside__chevron,
    .ft-kb-more__summary::after {
        transition: none;
    }
}