/* ============================================================
   book.css — 记账应用页面样式（book.dreamanual.com）
   基于 --dt-* token 体系，与 words.dreamanual.com 风格一致
   ============================================================ */

/* ===== 应用外壳 ===== */
.book-app { display: flex; min-height: 100vh; }

/* ---------- 桌面端侧边栏 ---------- */
.sidebar {
  position: fixed; top: 0; left: 0; bottom: 0; width: 224px;
  background: var(--dt-raised);
  border-right: 1px solid var(--dt-border);
  display: flex; flex-direction: column;
  padding: 20px 12px;
  z-index: 100;
}
.sidebar-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 10px 16px;
  border-bottom: 1px solid var(--dt-border);
  margin-bottom: 12px;
}
.sidebar-brand .logo-icon { width: 28px; height: 28px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.sidebar-brand .logo-icon svg { width: 28px; height: 28px; }
.sidebar-brand .brand-name { font-size: var(--fs-lg); font-weight: var(--fw-semibold); color: var(--dt-text1); font-family: var(--font-en); }
.sidebar-brand .brand-sub { font-size: var(--fs-sm); color: var(--dt-text3); }

.sidebar-nav { display: flex; flex-direction: column; gap: 2px; margin-top: 12px; flex: 1; }
.side-nav-item {
    display: flex; align-items: center; gap: 10px;
    height: 40px; padding: 0 12px;
    border: none; background: transparent; cursor: pointer;
    font-size: var(--fs-md); font-weight: var(--fw-medium); font-family: inherit;
    color: var(--dt-text3); border-radius: var(--radius-md);
    transition: background 0.15s, color 0.15s;
    text-align: left; width: 100%;
}
.side-nav-item svg { width: 18px; height: 18px; stroke: currentColor; flex-shrink: 0; }
.side-nav-item:hover { background: var(--dt-interact-a06); color: var(--dt-text1); }
.side-nav-item.active { background: var(--dt-interact-a12); color: var(--dt-interact); font-weight: var(--fw-semibold); }

.sidebar-footer { border-top: 1px solid var(--dt-border); padding-top: 12px; display: flex; flex-direction: column; gap: 4px; }

/* ---- 主内容区 ---- */
.book-main {
    margin-left: 224px;
    flex: 1;
    padding: 28px 36px 100px;
    max-width: 1080px;
    display: flex; flex-direction: column; gap: var(--gap-section);
}
.page-title { font-size: var(--fs-2xl); font-weight: var(--fw-semibold); color: var(--dt-text1); }
.page-desc { font-size: var(--fs-md); color: var(--dt-text3); margin-top: 2px; }

/* 页面切换：默认隐藏，仅 active 显示 */
.page { display: none; }
.page.active { display: flex; flex-direction: column; gap: var(--gap-section); }

/* ---------- 通用卡片 ---------- */
.card {
    background: var(--dt-raised);
    border: 1px solid var(--dt-card-border);
    border-radius: var(--radius-lg);
    padding: var(--pad-card-md) var(--pad-x-md);
    box-shadow: var(--shadow-sm);
}
.card-head {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: var(--gap-card);
}
.card-title { font-size: var(--fs-lg); font-weight: var(--fw-semibold); color: var(--dt-text1); }

/* ---------- 概览三卡（收 / 支 / 余） ---------- */
.overview-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap-card);
}
.overview-card {
    background: var(--dt-raised);
    border: 1px solid var(--dt-card-border);
    border-radius: var(--radius-lg);
    padding: var(--pad-card-lg) var(--pad-x-lg);
    box-shadow: var(--shadow-sm);
}
.overview-card .ov-label { font-size: var(--fs-sm); color: var(--dt-text3); }
.overview-card .ov-value { font-size: var(--fs-3xl); font-weight: var(--fw-semibold); margin-top: 6px; font-family: var(--font-en); letter-spacing: -0.02em; }
.overview-card .ov-sub { font-size: var(--fs-sm); color: var(--dt-text4); margin-top: 4px; }
.ov-value.income { color: var(--dt-success); }
.ov-value.expense { color: var(--dt-text1); }
.ov-value.balance { color: var(--dt-interact); }

/* ---------- 今日流水 ---------- */
.section-head {
    display: flex; align-items: center; justify-content: space-between;
}
.section-head h2 { font-size: var(--fs-lg); font-weight: var(--fw-semibold); color: var(--dt-text1); }
.section-head .link-btn {
    border: none; background: none; cursor: pointer;
    font-size: var(--fs-sm); color: var(--dt-interact); font-family: inherit;
    display: flex; align-items: center; gap: 4px;
}
.section-head .link-btn:hover { text-decoration: underline; }

.tx-list { display: flex; flex-direction: column; }
.tx-item {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background 0.12s;
}
.tx-item:hover { background: var(--dt-interact-a04); }
.tx-icon {
    width: 38px; height: 38px; border-radius: var(--radius-md); flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    background: var(--dt-interact-surf); color: var(--dt-interact);
}
.tx-icon svg { width: 20px; height: 20px; stroke: currentColor; }
.tx-icon.income { background: var(--dt-success-bg); color: var(--dt-success); }
.tx-icon.transfer { background: var(--dt-info-bg); color: var(--dt-info); }
.tx-body { flex: 1; min-width: 0; }
.tx-main { display: flex; align-items: center; gap: 8px; }
.tx-payee { font-size: var(--fs-md); font-weight: var(--fw-medium); color: var(--dt-text1); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tx-badge {
    font-size: var(--fs-xs); font-weight: var(--fw-medium);
    padding: 1px 6px; border-radius: 4px;
    background: var(--dt-interact-a12); color: var(--dt-interact);
    flex-shrink: 0;
}
.tx-sub { font-size: var(--fs-sm); color: var(--dt-text3); margin-top: 2px; display: flex; align-items: center; gap: 6px; }
.tx-amount { font-size: var(--fs-lg); font-weight: var(--fw-semibold); font-family: var(--font-en); flex-shrink: 0; }
.tx-amount.expense { color: var(--dt-text1); }
.tx-amount.income { color: var(--dt-success); }
.tx-amount.transfer { color: var(--dt-text2); }
.tx-del {
    width: 26px; height: 26px; flex-shrink: 0;
    border: none; background: none; cursor: pointer;
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--dt-text4); opacity: 0;
    transition: opacity 0.15s, color 0.15s, background 0.15s;
}
.tx-del svg { width: 15px; height: 15px; stroke: currentColor; }
.tx-item:hover .tx-del { opacity: 1; }
.tx-del:hover { color: var(--dt-error); background: var(--dt-error-bg); }

/* ---------- 底部固定输入区（首页） ---------- */
.home-composer {
    position: fixed; bottom: 0; left: 224px; right: 0;
    background: var(--dt-raised);
    border-top: 1px solid var(--dt-border);
    padding: 10px 36px calc(10px + env(safe-area-inset-bottom));
    z-index: 90;
}
.composer-inner { max-width: 1108px; margin: 0 auto; display: flex; flex-direction: column; gap: 8px; }

/* 展开区：快捷分类 + 账户选择（金额优先：默认折叠，输入金额后展开） */
.composer-expand {
    display: none; align-items: center; gap: 10px;
}
.composer-expand.expanded { display: flex; }
.quick-cats { display: flex; gap: 8px; flex-wrap: wrap; }
.quick-cat {
    display: inline-flex; align-items: center; gap: 5px;
    height: 28px; padding: 0 10px;
    border: 1px solid var(--dt-border); background: var(--dt-raised);
    border-radius: 999px; cursor: pointer;
    font-size: var(--fs-sm); font-weight: var(--fw-medium); color: var(--dt-text2); font-family: inherit;
    transition: all 0.15s;
}
.quick-cat svg { width: 14px; height: 14px; stroke: currentColor; }
.quick-cat:hover { border-color: var(--dt-interact); color: var(--dt-interact); background: var(--dt-interact-surf); }
.quick-cat.active { background: var(--dt-interact); border-color: var(--dt-interact); color: #fff; }

/* 账户选择（第一行右侧） */
.composer-account {
  display: flex; align-items: center; gap: 6px;
  margin-left: auto; flex-shrink: 0;
}
.composer-account .select-chip { height: 28px; border-radius: 999px; padding: 0 12px; font-size: var(--fs-sm); }
.composer-account .select-chip.active { background: var(--dt-interact-surf); border-color: var(--dt-interact); color: var(--dt-interact); }
.composer-account-label {
  font-size: var(--fs-sm); color: var(--dt-text4); flex-shrink: 0;
}

.composer-row { display: flex; align-items: center; gap: 10px; }
.composer-amount {
    width: 150px; height: 44px;
    border: 1px solid var(--dt-border); border-radius: var(--radius-lg);
    background: var(--dt-inset);
    padding: 0 14px;
    font-size: var(--fs-xl); font-weight: var(--fw-semibold); font-family: var(--font-en);
    color: var(--dt-text1); outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.composer-amount:focus { border-color: var(--dt-focus); box-shadow: 0 0 0 3px var(--dt-focus-light); background: var(--dt-raised); }
.composer-amount::placeholder { color: var(--dt-text4); font-weight: var(--fw-normal); font-size: var(--fs-md); }
.composer-note {
    flex: 1; height: 44px;
    border: 1px solid var(--dt-border); border-radius: var(--radius-lg);
    background: var(--dt-inset);
    padding: 0 16px;
    font-size: var(--fs-lg); color: var(--dt-text1); outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.composer-note:focus { border-color: var(--dt-focus); box-shadow: 0 0 0 3px var(--dt-focus-light); background: var(--dt-raised); }
.composer-note::placeholder { color: var(--dt-text4); font-weight: var(--fw-normal); font-size: var(--fs-md); }
.composer-ai {
    height: 44px; padding: 0 14px; flex-shrink: 0;
    border: 1px solid var(--dt-border); border-radius: var(--radius-lg);
    background: var(--dt-raised); cursor: pointer;
    font-size: var(--fs-sm); font-weight: var(--fw-medium); color: var(--dt-text3); font-family: inherit;
    display: flex; align-items: center; gap: 6px;
    transition: all 0.15s;
}
.composer-ai svg { width: 16px; height: 16px; stroke: currentColor; }
.composer-ai:hover { border-color: var(--dt-interact); color: var(--dt-interact); }
.composer-ai.active { background: var(--dt-interact); border-color: var(--dt-interact); color: #fff; }
.composer-date {
    height: 44px; width: 150px;
    border: 1px solid var(--dt-border); border-radius: var(--radius-lg);
    background: var(--dt-inset); padding: 0 12px;
    font-size: var(--fs-sm); color: var(--dt-text2); font-family: inherit;
    outline: none; transition: border-color 0.15s, box-shadow 0.15s;
}
.composer-date:focus { border-color: var(--dt-focus); box-shadow: 0 0 0 3px var(--dt-focus-light); background: var(--dt-raised); }
.composer-submit {
    width: 44px; height: 44px; flex-shrink: 0;
    border: none; border-radius: var(--radius-lg);
    background: var(--dt-interact); color: #fff; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background 0.15s;
}
.composer-submit svg { width: 20px; height: 20px; stroke: currentColor; }
.composer-submit:hover { background: var(--dt-interact-bg); }
.composer-submit:disabled { background: var(--dt-text5); cursor: not-allowed; }

/* ---------- 账户/分类选择器（简易下拉） ---------- */
.select-chip {
    display: inline-flex; align-items: center; gap: 6px;
    height: 32px; padding: 0 12px;
    border: 1px solid var(--dt-border); background: var(--dt-raised);
    border-radius: var(--radius-md); cursor: pointer;
    font-size: var(--fs-sm); color: var(--dt-text2); font-family: inherit;
    transition: border-color 0.15s;
}
.select-chip svg { width: 14px; height: 14px; stroke: currentColor; }
.select-chip:hover { border-color: var(--dt-interact); color: var(--dt-interact); }

/* ---------- 流水页 ---------- */
.filter-bar {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    padding: 12px 14px;
}
.filter-bar .filter-search {
    flex: 1; min-width: 200px; height: 34px;
    border: 1px solid var(--dt-border); border-radius: var(--radius-md);
    background: var(--dt-inset); padding: 0 12px;
    font-size: var(--fs-md); color: var(--dt-text1); outline: none;
    display: flex; align-items: center; gap: 8px;
}
.filter-bar .filter-search svg { width: 16px; height: 16px; stroke: var(--dt-text4); flex-shrink: 0; }
.filter-bar .filter-search input {
    flex: 1; border: none; background: none; outline: none;
    font-size: var(--fs-md); color: var(--dt-text1); font-family: inherit;
}
.filter-bar .filter-search input::placeholder { color: var(--dt-text4); }
.filter-bar .btn { height: 34px; }

/* 日期分组 */
.tx-group { margin-bottom: var(--gap-block); }
.tx-group-date {
    font-size: var(--fs-sm); color: var(--dt-text3); font-weight: var(--fw-medium);
    margin-bottom: 8px; padding: 0 6px;
    display: flex; align-items: center; gap: 8px;
}
.tx-group-date .day-total { margin-left: auto; color: var(--dt-text4); font-weight: var(--fw-normal); }
.tx-group .tx-item { border: 1px solid transparent; }
.tx-group .tx-item:hover { border-color: var(--dt-border); background: var(--dt-raised); }

/* ---------- 账户页 ---------- */
.accounts-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--gap-card);
}
.account-card {
    background: var(--dt-raised);
    border: 1px solid var(--dt-card-border);
    border-radius: var(--radius-lg);
    padding: var(--pad-card-md) var(--pad-x-md);
    box-shadow: var(--shadow-sm);
    display: flex; flex-direction: column; gap: 10px;
}
.account-card-head { display: flex; align-items: center; gap: 8px; }
.account-kind {
    width: 30px; height: 30px; border-radius: var(--radius-sm);
    background: var(--dt-interact-surf); color: var(--dt-interact);
    display: flex; align-items: center; justify-content: center;
}
.account-kind svg { width: 16px; height: 16px; stroke: currentColor; }
.account-name { font-size: var(--fs-lg); font-weight: var(--fw-medium); color: var(--dt-text1); }
.account-balance { font-size: var(--fs-xl); font-weight: var(--fw-semibold); font-family: var(--font-en); color: var(--dt-text1); }
.account-balance.negative { color: var(--dt-error); }
.account-meta { font-size: var(--fs-sm); color: var(--dt-text3); display: flex; align-items: center; gap: 8px; }
.account-meta .badge {
    font-size: var(--fs-xs); padding: 1px 6px; border-radius: 4px;
    background: var(--dt-interact-a12); color: var(--dt-interact);
}
.account-meta .badge.archived { background: var(--dt-fill2); color: var(--dt-text4); }
.account-card-actions { display: flex; gap: 8px; margin-top: auto; padding-top: 6px; }
.btn-ghost-sm {
    height: 28px; padding: 0 10px;
    border: 1px solid var(--dt-border); background: none;
    border-radius: var(--radius-sm); cursor: pointer;
    font-size: var(--fs-sm); color: var(--dt-text2); font-family: inherit;
    display: inline-flex; align-items: center; gap: 4px;
    transition: all 0.15s;
}
.btn-ghost-sm svg { width: 14px; height: 14px; stroke: currentColor; }
.btn-ghost-sm:hover { border-color: var(--dt-interact); color: var(--dt-interact); }
.btn-ghost-sm.danger:hover { border-color: var(--dt-error); color: var(--dt-error); }

/* ---------- 报表页 ---------- */
.period-tabs {
    display: inline-flex; gap: 2px;
    background: var(--dt-inset); border: 1px solid var(--dt-border);
    border-radius: var(--radius-md); padding: 3px;
}
.period-tab {
    height: 28px; padding: 0 14px;
    border: none; background: transparent; cursor: pointer;
    border-radius: calc(var(--radius-md) - 2px);
    font-size: var(--fs-sm); font-weight: var(--fw-medium); font-family: inherit;
    color: var(--dt-text3); transition: all 0.15s;
}
.period-tab:hover { color: var(--dt-text1); }
.period-tab.active { background: var(--dt-raised); color: var(--dt-interact); box-shadow: var(--shadow-sm); }
.cmp-up { color: var(--dt-success); font-weight: var(--fw-medium); }
.cmp-down { color: var(--dt-error); font-weight: var(--fw-medium); }
.cmp-flat { color: var(--dt-text4); }
.ov-sub { font-size: var(--fs-sm); color: var(--dt-text3); margin-top: 2px; }

/* 账户分布横向条形 */
.acc-dist-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.acc-dist-name { width: 120px; font-size: var(--fs-sm); color: var(--dt-text2); display: flex; align-items: center; gap: 6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.acc-dist-name svg { width: 14px; height: 14px; stroke: currentColor; flex-shrink: 0; }
.acc-dist-track { flex: 1; height: 20px; border-radius: var(--radius-sm); background: var(--dt-inset); overflow: hidden; position: relative; }
.acc-dist-fill { height: 100%; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: flex-end; padding-right: 8px; font-size: 11px; font-weight: var(--fw-medium); color: #fff; min-width: 0; transition: width 0.4s ease; }
.acc-dist-val { width: 110px; text-align: right; font-family: var(--font-en); font-size: var(--fs-sm); font-weight: var(--fw-medium); color: var(--dt-text1); }

.report-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap-card); }
.report-cards .ov-value { font-size: var(--fs-2xl); }
.report-charts { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap-card); }
.chart-box { min-height: 260px; }
.chart-legend { display: flex; flex-direction: column; gap: 8px; margin-top: 14px; }
.legend-row { display: flex; align-items: center; gap: 8px; font-size: var(--fs-sm); color: var(--dt-text2); }
.legend-row .legend-dot { width: 10px; height: 10px; border-radius: 3px; flex-shrink: 0; }
.legend-row .legend-name { flex: 1; }
.legend-row .legend-val { font-family: var(--font-en); font-weight: var(--fw-medium); color: var(--dt-text1); }

/* 简单条形占比（无需图表库） */
.cat-bars { display: flex; flex-direction: column; gap: 12px; margin-top: 14px; }
.cat-bar-row { display: flex; flex-direction: column; gap: 4px; }
.cat-bar-head { display: flex; align-items: center; gap: 8px; font-size: var(--fs-sm); color: var(--dt-text2); }
.cat-bar-head .cb-name { flex: 1; display: flex; align-items: center; gap: 6px; }
.cat-bar-head .cb-name svg { width: 14px; height: 14px; stroke: currentColor; }
.cat-bar-head .cb-val { font-family: var(--font-en); font-weight: var(--fw-medium); color: var(--dt-text1); }
.cat-bar-track { height: 8px; border-radius: 999px; background: var(--dt-inset); overflow: hidden; }
.cat-bar-fill { height: 100%; border-radius: 999px; transition: width 0.4s ease; }

/* ---------- 弹窗 ---------- */
.modal-mask {
    position: fixed; inset: 0; background: rgba(15,23,42,0.45); z-index: 200;
    display: none; align-items: center; justify-content: center;
}
.modal-mask.open { display: flex; }
.modal {
    width: 400px; max-width: calc(100vw - 32px);
    background: var(--dt-raised);
    border: 1px solid var(--dt-border);
    border-radius: var(--radius-lg);
    padding: var(--pad-card-lg);
    box-shadow: var(--shadow-lg);
}
.modal-title { font-size: var(--fs-xl); font-weight: var(--fw-semibold); color: var(--dt-text1); margin-bottom: 16px; }
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: var(--fs-sm); font-weight: var(--fw-medium); color: var(--dt-text2); margin-bottom: 6px; }
.form-input {
    width: 100%; height: 38px;
    border: 1px solid var(--dt-border); border-radius: var(--radius-md);
    background: var(--dt-inset); padding: 0 12px;
    font-size: var(--fs-md); color: var(--dt-text1); outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
    font-family: inherit;
}
.form-input:focus { border-color: var(--dt-focus); box-shadow: 0 0 0 3px var(--dt-focus-light); background: var(--dt-raised); }
select.form-input { appearance: none; cursor: pointer; }
.form-row { display: flex; gap: 10px; }
.form-row .form-group { flex: 1; }
.form-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    height: 36px; padding: 0 16px;
    border-radius: var(--radius-md);
    font-size: var(--fs-md); font-weight: var(--fw-medium); font-family: inherit;
    cursor: pointer; transition: all 0.15s;
    border: 1px solid transparent;
}
.btn svg { width: 16px; height: 16px; stroke: currentColor; }
.btn-primary { background: var(--dt-interact); color: #fff; }
.btn-primary:hover { background: var(--dt-interact-bg); }
.btn-secondary { background: var(--dt-raised); border-color: var(--dt-border); color: var(--dt-text2); }
.btn-secondary:hover { border-color: var(--dt-interact); color: var(--dt-interact); }
.btn-danger { background: var(--dt-error-bg); color: var(--dt-error); }
.btn-danger:hover { background: var(--dt-error); color: #fff; }

/* ---------- 设置页 ---------- */
.setting-row {
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px; padding: 14px 0;
}
.setting-row + .setting-row { border-top: 1px solid var(--dt-border); }
.setting-info { min-width: 0; }
.setting-name { font-size: var(--fs-md); font-weight: var(--fw-medium); color: var(--dt-text1); }
.setting-desc { font-size: var(--fs-sm); color: var(--dt-text3); margin-top: 2px; }

/* ---------- Toast ---------- */
.toast-wrap {
    position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
    z-index: 300; display: flex; flex-direction: column; gap: 8px; align-items: center;
}
.toast {
    background: var(--dt-tooltip-bg); color: #fff;
    padding: 10px 18px; border-radius: var(--radius-md);
    font-size: var(--fs-sm); box-shadow: var(--shadow-lg);
    animation: toast-in 0.2s ease;
    display: flex; align-items: center; gap: 8px;
}
.toast svg { width: 16px; height: 16px; stroke: currentColor; }
@keyframes toast-in { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- 移动端底部 TabBar ---------- */
.mobile-tabbar {
    display: none;
    position: fixed; bottom: 0; left: 0; right: 0;
    background: var(--dt-raised);
    border-top: 1px solid var(--dt-border);
    padding: 6px 0 calc(6px + env(safe-area-inset-bottom));
    z-index: 100;
    align-items: center; justify-content: space-around;
}
.tabbar-item {
    display: flex; flex-direction: column; align-items: center; gap: 2px;
    border: none; background: none; cursor: pointer;
    font-size: 11px; color: var(--dt-text4); font-family: inherit;
    padding: 4px 12px; min-width: 48px;
    transition: color 0.15s;
}
.tabbar-item svg { width: 20px; height: 20px; stroke: currentColor; }
.tabbar-item.active { color: var(--dt-interact); font-weight: var(--fw-semibold); }
.tabbar-fab {
    width: 44px; height: 44px; border: none; border-radius: 50%;
    background: var(--dt-interact); color: #fff; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    box-shadow: var(--shadow-md);
    transition: background 0.15s;
    margin-top: -20px;
}
.tabbar-fab svg { width: 22px; height: 22px; stroke: currentColor; }
.tabbar-fab:hover { background: var(--dt-interact-bg); }

/* ---------- 打印样式（PDF 导出） ---------- */
@media print {
    .sidebar, .mobile-tabbar, .home-composer, .toast-wrap,
    .modal-mask, #reportPeriodTabs, #reportExportPdfBtn,
    .filter-bar, #txExportBtn, #txNewBtn, .section-head .btn,
    .account-card-actions, .link-btn {
        display: none !important;
    }
    .book-main { margin-left: 0 !important; padding: 0 !important; max-width: 100% !important; }
    .page { display: block !important; }
    .overview-grid, .report-cards, .report-charts { grid-template-columns: repeat(3, 1fr) !important; }
    .card, .overview-card { box-shadow: none !important; border: 1px solid #ddd !important; break-inside: avoid; }
    body { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
    @page { margin: 1.5cm; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
    /* 桌面侧边栏隐藏，启用底部 TabBar */
    .sidebar { display: none; }
    .mobile-tabbar { display: flex; }
    .book-main { margin-left: 0; padding: 16px 16px 80px; }
    .home-composer { left: 0; padding: 8px 12px calc(8px + 56px + env(safe-area-inset-bottom)); }
    .composer-row { flex-wrap: wrap; }
    .composer-note { min-width: 140px; }
    .composer-amount { width: 120px; }
    .composer-date { width: 120px; }
    .overview-grid { grid-template-columns: 1fr; }
    .report-charts { grid-template-columns: 1fr; }
    .report-cards { grid-template-columns: 1fr; }
    .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
    .filter-bar { gap: 6px; }
    .filter-bar .filter-search { min-width: 140px; }
}
@media (min-width: 769px) and (max-width: 1024px) {
    .sidebar { width: 68px; padding: 16px 10px; }
    .sidebar-brand { justify-content: center; padding: 4px 0 14px; }
    .sidebar-brand .brand-name, .sidebar-brand .brand-sub { display: none; }
    .side-nav-item { justify-content: center; padding: 0; }
    .side-nav-item span:not([data-icon]) { display: none; }
    .book-main { margin-left: 68px; padding: 20px 20px 120px; }
    .home-composer { left: 68px; padding: 8px 16px; }
}