/* 專案樣式層，疊在 vendored 的 broadsheet.css 之上。
   規則：只寫設計系統沒有的東西。顏色、間距、圓角、陰影一律取 broadsheet.css
   的 var(--color-*) / var(--space-*) / var(--radius-*) / var(--shadow-*)，
   不要在這裡寫死 hex 或 px。 */

/* 共用元件層
   此區塊必須維持在頁面規則之前，否則同 specificity 下頁面 BEM 無法覆寫共用值。 */

.nav-link {
    display: inline-flex;
    align-items: center;
    min-height: calc(var(--space-6) + var(--space-3));
    color: var(--color-accent-700);
    font-size: 0.875rem;
    text-decoration: none;
}

.nav-link:hover {
    color: var(--color-accent-800);
    text-decoration: underline;
}

.input {
    /* iOS 對 <16px 的 input focus 會整頁放大且不自動縮回；1rem 為 16px 門檻。 */
    font-size: 1rem;
}

.action-bar {
    position: fixed;
    z-index: 10;
    bottom: 0;
    left: 50%;
    width: min(100%, 26rem);
    padding: var(--space-3) var(--space-4)
             calc(var(--space-4) + env(safe-area-inset-bottom));
    transform: translateX(-50%);
    border-top: 1px solid color-mix(in srgb, var(--color-text) 28%, transparent);
    background: var(--color-bg);
}

.action-bar-row,
.members__invite-row {
    display: flex;
    gap: var(--space-2);
}

.action-bar__item {
    display: inline-flex;
    flex: 1;
    align-items: center;
    justify-content: center;
    min-height: calc(var(--space-8) + var(--space-1));
    margin-top: 0;
    border-radius: var(--radius-sm);
    font-size: 1.0625rem;
    text-decoration: none;
}

.sr-only,
.create-ledger--enhanced .create-ledger__fallback {
    /* fallback 由 JS 加上 .create-ledger--enhanced 才隱藏，不是模板固定 class。 */
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.page-title {
    margin: var(--space-4) 0 var(--space-2);
    font-size: 1.875rem;
    font-weight: 600;
    line-height: 1.06;
    overflow-wrap: anywhere;
}

.text-note {
    margin: 0;
    color: var(--color-neutral-700);
    font-size: 0.875rem;
    line-height: 1.6;
}

.field > legend,
.create-ledger__label {
    display: block;
    font-size: 12px;
    margin-bottom: 5px;
    color: color-mix(in srgb, var(--color-text) 70%, transparent);
}

/* 固定底部動作列的頁面，內容需預留 home indicator 與 action bar 高度。 */
.create-ledger,
.ledger-empty,
.ledger-balances,
.ledger-timeline,
.member-claim,
.members,
.create-record,
.record-detail--actions,
.record-delete,
.ledger-settings {
    padding-bottom: calc(var(--space-8) + var(--space-8) + env(safe-area-inset-bottom));
}

fieldset.field {
    margin: 0;
    padding: 0;
    border: 0;
    min-width: 0;
}

:root {
    /* Source Serif 4 沒有中日韓字符，繁中會 fallback 到系統字型（iOS 蘋方、
       Android 思源黑體），跟襯線報紙質感衝突。串接 Noto Serif TC 讓拉丁字仍
       命中 Source Serif 4、中文落到襯線體，維持整頁同一種聲音。 */
    --font-heading: "Source Serif 4", "Noto Serif TC", Georgia, serif;
    --font-body: "Source Serif 4", "Noto Serif TC", Georgia, serif;
    /* Broadsheet 只有 1／2／3／4／6／8；中間這步用既有 token 相加，避免
       var(--space-5) 整段失效，標題就會貼上分隔線。 */
    --space-5: calc(var(--space-4) + var(--space-1));
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    /* 設計稿以 392px 手機寬繪製；實機滿版，超過手機寬時置中不放大行長。 */
    min-width: 320px;
    line-height: 1.6;
}

.page {
    width: min(100%, 26rem);
    margin: 0 auto;
    /* 底部保留 safe-area，之後的動作列／標籤列會浮在這個區域上。 */
    padding: var(--space-6) var(--space-4)
             calc(var(--space-8) + env(safe-area-inset-bottom));
}

/* 金額是頭條（設計原則 01）：襯線 tabular 數字，靠字級撐重量、不靠顏色。
   逐位對齊才能讓上下兩列金額的個位數落在同一條垂直線上。 */
.amount {
    font-family: var(--font-heading);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}

/* 這套系統用留白分層，不用框線與卡片；唯一會印出來的線是這條細墨線。
   broadsheet.css 的 .hr 帶自己的間距，這裡的版本讓呼叫端決定留白。 */
.rule {
    height: 1px;
    background: var(--color-divider);
    border: 0;
    margin: 0;
}

.rule-strong {
    background: var(--color-text);
}

/* 1b「我的帳本」：以報紙留白形成層次，只有報頭與逐筆帳本使用細線。 */
.ledger-index {
    padding-bottom: calc(var(--space-8) + var(--space-6));
}

.ledger-index__masthead {
    padding-top: var(--space-1);
}

.ledger-index__title-row,
.ledger-list-section__heading,
.ledger-row {
    display: flex;
    justify-content: space-between;
}

.ledger-index__title-row,
.ledger-list-section__heading {
    align-items: baseline;
}

.ledger-index__title {
    margin: 0;
    font-size: 1.375rem;
    line-height: 1;
}

.ledger-index__account,
.ledger-index__kicker,
.ledger-row__meta,
.ledger-row__status {
    color: var(--color-neutral-700);
}

.ledger-index__account {
    font-size: 0.75rem;
}

.ledger-index__masthead .rule {
    margin-top: var(--space-2);
}

.ledger-index__kicker {
    margin: 0;
    font-size: 0.75rem;
    line-height: 1;
    letter-spacing: 0.1em;
}

.ledger-overview {
    margin-top: var(--space-6);
}

.ledger-overview__rows {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.ledger-overview__row {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
}

.ledger-overview__status {
    flex: none;
    color: var(--color-neutral-700);
    font-size: 0.9375rem;
}

.ledger-overview__amount {
    /* 與 .ledger-timeline__balance-amount 屬性相同但分屬首頁列與帳本結餘頭條，不合併 */
    min-width: 0;
    width: 100%;
    overflow-wrap: anywhere;
    font-size: clamp(2rem, 12vw, 2.875rem);
    font-weight: 600;
    line-height: 0.95;
}

.ledger-overview__settled,
.ledger-timeline__balance-settled {
    font-size: 2rem;
    font-weight: 600;
    line-height: 1;
}

.ledger-list-section {
    margin-top: var(--space-8);
}

.ledger-list-section__heading {
    min-height: calc(var(--space-6) + var(--space-3));
}

.ledger-list-section__create {
    display: inline-flex;
    align-items: center;
    min-height: calc(var(--space-6) + var(--space-3));
    margin-block: calc(var(--space-1) * -1);
    color: var(--color-accent-700);
    font-size: 0.875rem;
    text-decoration: none;
}

.ledger-list-section__create:hover {
    color: var(--color-accent-800);
    text-decoration: underline;
}

.ledger-list {
    display: flex;
    flex-direction: column;
}

.ledger-row {
    align-items: flex-start;
    gap: var(--space-3);
    min-height: calc(var(--space-8) + var(--space-8));
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-divider);
    color: inherit;
    text-decoration: none;
}

.ledger-row:hover {
    background: color-mix(in srgb, var(--color-text) 4%, transparent);
}

.ledger-row:active {
    background: color-mix(in srgb, var(--color-text) 8%, transparent);
}

.ledger-row__details {
    /* 與 .members__identity 屬性相同但語義不同（帳本列 vs 成員列），不合併 */
    display: flex;
    min-width: 0;
    flex: 1;
    flex-direction: column;
    gap: var(--space-1);
}

.ledger-row__name {
    overflow-wrap: anywhere;
    font-size: 1.3125rem;
    font-weight: 600;
    line-height: 1.15;
}

.ledger-row__meta {
    font-size: 0.75rem;
    line-height: 1.3;
}

.ledger-row__balance {
    display: flex;
    flex: none;
    align-items: flex-end;
    flex-direction: column;
    gap: var(--space-1);
}

.ledger-row__amount,
.ledger-row__settled {
    font-size: 1.1875rem;
    font-weight: 600;
    line-height: 1;
}

.ledger-row__status {
    font-size: 0.75rem;
    line-height: 1;
}

.ledger-balance--receivable .ledger-overview__amount,
.ledger-balance--receivable .ledger-row__amount {
    color: var(--color-accent-700);
}

.ledger-balance--payable .ledger-overview__amount,
.ledger-balance--payable .ledger-row__amount {
    color: var(--color-accent-2-700);
}

.ledger-balance--settled,
.ledger-balance--unclaimed,
.ledger-balance--empty {
    color: var(--color-neutral-700);
}

.ledger-empty-state {
    padding: var(--space-8) 0;
}

.ledger-empty-state__title {
    margin-bottom: var(--space-1);
    font-size: 1.5rem;
    font-weight: 600;
}

.ledger-empty-state .btn {
    min-height: calc(var(--space-6) + var(--space-3));
}

/* 尚未有目的地的標籤維持設計稿結構，但不偽裝成可點擊連結。 */
.bottom-tabs {
    position: fixed;
    z-index: 10;
    bottom: 0;
    left: 50%;
    display: flex;
    width: min(100%, 26rem);
    padding-bottom: env(safe-area-inset-bottom);
    transform: translateX(-50%);
    border-top: 1px solid var(--color-divider);
    background: var(--color-bg);
}

.bottom-tabs__item {
    display: flex;
    min-height: calc(var(--space-8) + var(--space-3));
    flex: 1;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    font-size: 1rem;
    line-height: 1;
    text-decoration: none;
}

.bottom-tabs__item--current {
    margin-top: -1px;
    border-top: 2px solid var(--color-accent);
    color: var(--color-accent-700);
    font-weight: 600;
}

.bottom-tabs__item--current:hover {
    background: var(--color-accent-100);
}

.bottom-tabs__item--disabled {
    color: var(--color-neutral-600);
    cursor: not-allowed;
}

@media (max-width: 22rem) {
    .ledger-row {
        gap: var(--space-2);
    }

    .ledger-row__name {
        font-size: 1.125rem;
    }

    .ledger-row__amount,
    .ledger-row__settled {
        font-size: 1rem;
    }
}

/* 1c「開一本新帳本」：表單主體可捲、送出列固定在底部並避開 home indicator。 */
.create-ledger__rule {
    margin: var(--space-5) 0 var(--space-6);
}

.create-ledger__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.create-ledger__name {
    min-height: calc(var(--space-8) + var(--space-2));
    font-size: 1.25rem;
    line-height: 1.3;
    border-radius: var(--radius-sm);
}

.create-ledger__currency-seg {
    display: flex;
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-sm);
}

.create-ledger__currency-opt {
    flex: 1 0 auto;
    justify-content: center;
    min-height: calc(var(--space-6) + var(--space-3));
    padding-inline: var(--space-4);
    font-family: var(--font-body);
    white-space: nowrap;
}

.create-ledger__other-currency {
    margin-top: var(--space-3);
}

.create-ledger__other-select {
    min-height: calc(var(--space-6) + var(--space-3));
    border-radius: var(--radius-sm);
}

.create-ledger__chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.create-ledger__chip {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: calc(var(--space-6) + var(--space-1));
    padding: var(--space-2) var(--space-3);
    border: 1px solid color-mix(in srgb, var(--color-text) 28%, transparent);
    color: var(--color-text);
    font-size: 0.875rem;
    line-height: 1;
}

.create-ledger__chip--self {
    border-color: var(--color-accent);
    background: var(--color-accent-100);
    color: var(--color-accent-800);
}

.create-ledger__chip-you,
.member-claim__badge {
    color: var(--color-neutral-700);
    font-size: 0.6875rem;
}

.create-ledger__chip-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: calc(var(--space-6) + var(--space-3));
    min-height: calc(var(--space-6) + var(--space-3));
    margin: calc(var(--space-2) * -1) calc(var(--space-3) * -1)
            calc(var(--space-2) * -1) 0;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--color-neutral-700);
    font: inherit;
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
}

.create-ledger__chip-remove:hover,
.create-ledger__chip-remove:focus-visible {
    color: var(--color-text);
}

.create-ledger__member-draft {
    min-height: calc(var(--space-6) + var(--space-3));
    font-size: 0.9375rem;
    border-radius: var(--radius-sm);
}

.create-ledger__help {
    margin-top: var(--space-3);
}

.create-ledger__error {
    margin: var(--space-2) 0 0;
    color: var(--color-accent-2-700);
    font-size: 0.8125rem;
}

.create-ledger__field--error .input,
.create-ledger__field--error .seg {
    border-color: var(--color-accent-2-700);
}

.create-ledger__field--error .create-ledger__label,
.create-ledger__field--error > label {
    color: var(--color-accent-2-700);
    font-weight: 600;
}

.create-ledger__alert {
    margin-bottom: var(--space-4);
    color: var(--color-accent-2-700);
}

/* 漸進增強後：原生幣別／成員欄位仍送出，但退出視覺與 tab 順序。 */

.create-ledger:not(.create-ledger--enhanced) .create-ledger__enhanced {
    display: none;
}

.create-ledger__currency-opt:focus-within {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* 1e 空狀態：無交易的帳本首頁，以及唯讀結餘狀態頁。 */
.ledger-empty__settings {
    float: right;
}

.ledger-empty__rule,
.ledger-balances__rule {
    margin: var(--space-4) 0 var(--space-6);
}

.ledger-empty__kicker {
    margin: 0 0 var(--space-2);
    color: var(--color-neutral-700);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

.ledger-empty__lede,
.ledger-balances__status {
    margin: 0 0 var(--space-4);
    font-size: clamp(2rem, 12vw, 2.875rem);
    font-weight: 600;
    line-height: 0.95;
}

.ledger-empty__help + .ledger-empty__help {
    margin-top: var(--space-2);
}

.ledger-empty__examples {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin: var(--space-6) 0 0;
    padding: 0;
    list-style: none;
}

.ledger-empty__examples li {
    display: inline-flex;
    align-items: center;
    min-height: calc(var(--space-6) + var(--space-3));
    padding: 0 var(--space-3);
    border: 1px solid color-mix(in srgb, var(--color-text) 28%, transparent);
    color: var(--color-neutral-700);
    font-size: 0.875rem;
}

.ledger-empty__permission {
    margin-top: var(--space-6);
    color: var(--color-neutral-700);
}

.ledger-balances__ornament {
    margin: 0 0 var(--space-3);
    color: var(--color-neutral-600);
    font-size: clamp(4rem, 22vw, 6rem);
    font-weight: 600;
    line-height: 0.9;
}

.ledger-balances--settled .ledger-balances__status,
.ledger-balances--unsettled .ledger-balances__status {
    color: var(--color-text);
}

.ledger-balances__settled-on {
    margin-top: var(--space-6);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ledger-balances--unsettled {
    padding-bottom: calc(var(--space-8) + var(--space-8) + var(--space-8) + env(safe-area-inset-bottom));
}

.ledger-balances__kicker {
    margin: 0 0 var(--space-3);
    color: var(--color-neutral-700);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.ledger-balances__section + .ledger-balances__section {
    margin-top: var(--space-6);
    padding-top: var(--space-5);
    border-top: 1px solid color-mix(in srgb, var(--color-text) 28%, transparent);
}

.ledger-balances__bars,
.ledger-balances__transfers {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin: 0;
    padding: 0;
    list-style: none;
}

.ledger-balances__bar-meta,
.ledger-balances__transfer {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-3);
    min-width: 0;
}

.ledger-balances__you {
    margin-left: var(--space-2);
    color: var(--color-neutral-700);
    font-size: 0.6875rem;
}

.ledger-balances__net--receivable {
    color: var(--color-accent-700);
}

.ledger-balances__net--payable {
    color: var(--color-accent-2-700);
}

.ledger-balances__bar-track {
    position: relative;
    height: 8px;
    margin-top: var(--space-2);
    background: color-mix(in srgb, var(--color-text) 8%, transparent);
}

.ledger-balances__bar-center {
    position: absolute;
    top: -3px;
    bottom: -3px;
    left: 50%;
    width: 1px;
    background: var(--color-text);
}

.ledger-balances__bar {
    position: absolute;
    top: 0;
    bottom: 0;
}

.ledger-balances__bar--receivable {
    left: 50%;
    background: var(--color-accent);
}

.ledger-balances__bar--payable {
    right: 50%;
    background: var(--color-accent-2);
}

.ledger-balances__transfer {
    min-height: calc(var(--space-6) + var(--space-3));
    padding: var(--space-3) 0;
    border-bottom: 1px solid color-mix(in srgb, var(--color-text) 12%, transparent);
    font-size: 1.0625rem;
}

.ledger-balances__transfer--you {
    margin: 0 calc(var(--space-3) * -1);
    padding-inline: var(--space-3);
    background: var(--color-accent-100);
}

.ledger-balances__paid {
    color: var(--color-neutral-700);
}

.ledger-balances__error,
.ledger-balances__readonly {
    color: var(--color-accent-2-700);
    font-size: 0.875rem;
}

.ledger-balances__share-label {
    display: block;
    margin: var(--space-5) 0 var(--space-2);
    color: color-mix(in srgb, var(--color-text) 70%, transparent);
    font-size: 0.75rem;
}

.ledger-balances__share-text {
    min-height: 6.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
}

.ledger-balances__settle-form {
    flex: 1;
    display: flex;
}

.ledger-balances__actions {
    flex-wrap: wrap;
}

.ledger-balances__share-status {
    flex: 1 0 100%;
    min-height: 1.2em;
    margin: 0;
    color: var(--color-neutral-700);
    font-size: 0.8125rem;
}

/* 1d 連續帳目：有交易的帳本首頁。 */
.ledger-timeline__nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
}

.ledger-timeline__nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.ledger-timeline__meta,
.ledger-timeline__count,
.ledger-timeline__filters-label,
.ledger-timeline__balance-kicker,
.ledger-timeline__payers {
    margin: 0;
    color: var(--color-neutral-700);
    font-size: 0.875rem;
    line-height: 1.4;
}

.ledger-timeline__balance {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    margin-top: var(--space-6);
    color: inherit;
    text-decoration: none;
}

.ledger-timeline__balance-amount {
    /* 與 .ledger-overview__amount 屬性相同但分屬帳本結餘頭條與首頁列，不合併 */
    overflow-wrap: anywhere;
    font-size: clamp(2rem, 12vw, 2.875rem);
    font-weight: 600;
    line-height: 0.95;
}

.ledger-balance--receivable .ledger-timeline__balance-amount,
.ledger-timeline__you--receivable {
    color: var(--color-accent-700);
}

.ledger-balance--payable .ledger-timeline__balance-amount,
.ledger-timeline__you--payable {
    color: var(--color-accent-2-700);
}

.ledger-timeline__search {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: var(--space-6);
    max-width: 100%;
}

.ledger-timeline__search-label {
    color: var(--color-neutral-700);
    font-size: 0.875rem;
    line-height: 1.4;
}

.ledger-timeline__search-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    max-width: 100%;
}

.ledger-timeline__search-input {
    flex: 1 1 10rem;
    min-width: 0;
    min-height: calc(var(--space-8) + var(--space-1));
    padding: 0 var(--space-3);
    border: 1px solid color-mix(in srgb, var(--color-text) 28%, transparent);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    font: inherit;
    font-size: 1rem;
}

.ledger-timeline__search-submit,
.ledger-timeline__search-clear {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: calc(var(--space-8) + var(--space-1));
    padding: 0 var(--space-3);
    color: var(--color-accent-700);
    font-size: 0.875rem;
    text-decoration: none;
}

.ledger-timeline__search-submit {
    flex: 0 0 auto;
    border: 1px solid color-mix(in srgb, var(--color-text) 28%, transparent);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    cursor: pointer;
}

.ledger-timeline__search-submit:hover,
.ledger-timeline__search-clear:hover {
    color: var(--color-accent-800);
    text-decoration: underline;
}

.ledger-timeline__search-status {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    margin: var(--space-2) 0 0;
    color: var(--color-neutral-700);
    font-size: 0.875rem;
    line-height: 1.4;
    overflow-wrap: anywhere;
}

.ledger-timeline__no-results {
    margin-top: var(--space-4);
    padding: var(--space-4) 0;
    border-top: 1px solid var(--color-divider);
}

.ledger-timeline__no-results-title {
    margin: 0 0 var(--space-2);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.3;
}

.ledger-timeline__no-results-lede {
    margin: 0 0 var(--space-3);
    color: var(--color-neutral-700);
    font-size: 0.875rem;
    line-height: 1.5;
    overflow-wrap: anywhere;
}

.ledger-timeline__toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.ledger-timeline__filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
}

.ledger-timeline__filter {
    padding: 0 var(--space-2);
}

.ledger-timeline__filter--current {
    color: var(--color-text);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.ledger-timeline__table {
    width: 100%;
    margin-top: var(--space-3);
    border-collapse: collapse;
    table-layout: fixed;
}

.ledger-timeline__caption,
.create-record__seg-opt input {
    /* 5 屬性子集，不是完整 sr-only；不強行併入 .sr-only */
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

.ledger-timeline__table th,
.ledger-timeline__table td {
    padding: var(--space-2) var(--space-1);
    border-bottom: 1px solid var(--color-divider);
    font-size: 0.875rem;
    text-align: left;
    vertical-align: top;
}

.ledger-timeline__table th {
    color: var(--color-neutral-700);
    font-weight: 400;
}

.ledger-timeline__table th:nth-child(1),
.ledger-timeline__table td:nth-child(1) {
    width: 3.25rem;
    white-space: nowrap;
}

.ledger-timeline__table th:nth-child(3),
.ledger-timeline__table td:nth-child(3),
.ledger-timeline__table th:nth-child(4),
.ledger-timeline__table td:nth-child(4) {
    width: 4.75rem;
    overflow-wrap: anywhere;
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.ledger-timeline__item,
.ledger-timeline__link {
    display: block;
    overflow-wrap: anywhere;
    font-weight: 600;
}

.ledger-timeline__link {
    min-height: calc(var(--space-8) + var(--space-1));
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 0.15em;
}

.ledger-timeline__link:hover {
    color: var(--color-accent-800);
}

.ledger-timeline__payers {
    display: block;
    overflow-wrap: anywhere;
}

@media (max-width: 22rem) {
    .ledger-timeline__table th:nth-child(3),
    .ledger-timeline__table td:nth-child(3),
    .ledger-timeline__table th:nth-child(4),
    .ledger-timeline__table td:nth-child(4) {
        width: 4.25rem;
        font-size: 0.8125rem;
    }

    .ledger-timeline__title {
        font-size: 1.5rem;
    }
}

/* 1a 中央登入頁：主標在上、provider 動作貼齊可視區域底部。 */
.login-page {
    display: flex;
    flex-direction: column;
    min-height: calc(100dvh - var(--space-6) - var(--space-8) - env(safe-area-inset-bottom));
}

.login-page__kicker {
    /* 與 .member-claim__kicker 屬性相同但分屬登入頁與認領頁報頭，不合併 */
    margin: 0;
    font-size: 1.0625rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1;
}

.login-page__masthead .rule {
    margin-top: var(--space-2);
}

.login-page__headline {
    margin: var(--space-8) 0 var(--space-3);
    font-size: clamp(2rem, 10vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.04;
    text-wrap: pretty;
}

.login-page__lede {
    margin: 0;
    color: var(--color-neutral-700);
    font-size: 0.96875rem;
    line-height: 1.6;
}

.login-page__actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: auto;
    padding-top: var(--space-8);
}

.login-page__provider {
    justify-content: space-between;
    width: 100%;
    min-height: calc(var(--space-8) + var(--space-1));
    margin-top: 0;
    padding-inline: var(--space-5);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    white-space: nowrap;
}

.login-page__hint {
    color: inherit;
    font-size: 0.75rem;
    font-weight: 400;
    opacity: 0.72;
}

.login-page__provider--disabled {
    cursor: default;
    opacity: 0.72;
    pointer-events: none;
}

.login-page__provider--disabled:hover,
.login-page__provider--disabled:active {
    background: transparent;
}

.login-page__divider {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-5) 0 var(--space-4);
    color: var(--color-neutral-700);
    font-size: 0.71875rem;
}

.login-page__divider::before,
.login-page__divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: color-mix(in srgb, var(--color-text) 28%, transparent);
}

.login-page__invite,
.login-page__terms {
    margin: 0;
    color: var(--color-neutral-700);
    text-align: center;
}

.login-page__invite {
    font-size: 0.875rem;
    line-height: 1.5;
}

.login-page__terms {
    margin-top: var(--space-5);
    font-size: 0.71875rem;
    line-height: 1.55;
}

.login-page__status {
    min-height: 1.2em;
    margin: var(--space-2) 0 0;
    color: var(--color-neutral-700);
    font-size: 0.75rem;
    text-align: center;
}

.login-status {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    padding-top: var(--space-6);
}

.login-status__title {
    margin: 0;
    font-size: 1.875rem;
    font-weight: 600;
    line-height: 1.06;
}

.login-status__copy {
    margin: 0;
    color: var(--color-neutral-700);
}

.login-status__retry {
    min-height: calc(var(--space-8) + var(--space-1));
    margin-top: var(--space-4);
    border-radius: var(--radius-sm);
}

@media (max-width: 22rem) {
    .login-page__headline {
        font-size: 1.75rem;
    }

    .login-page__provider {
        white-space: normal;
    }
}

/* 1i 加入帳本：可選 radio 與已認領列對比，送出列固定在底部。 */
.member-claim__masthead {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-5) 0 var(--space-2);
}

.member-claim__kicker {
    /* 與 .login-page__kicker 屬性相同但分屬認領頁與登入頁報頭，不合併 */
    margin: 0;
    font-size: 1.0625rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1;
}

.member-claim__title {
    margin: var(--space-8) 0 var(--space-3);
    font-size: clamp(2rem, 10vw, 2.375rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.05;
    overflow-wrap: anywhere;
}

.member-claim__lede {
    margin: 0 0 var(--space-1);
    color: var(--color-neutral-700);
    font-size: 1rem;
    line-height: 1.6;
}

.member-claim__meta,
.member-claim__help,
.member-claim__empty {
    margin: 0;
    color: var(--color-neutral-700);
    font-size: 0.75rem;
    line-height: 1.6;
}

.member-claim__meta {
    margin-top: var(--space-4);
}

.member-claim__rule {
    margin: var(--space-5) 0 var(--space-5);
}

.member-claim__error {
    margin: 0 0 var(--space-4);
    color: var(--color-accent-2-700);
}

.member-claim__list {
    display: flex;
    flex-direction: column;
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

.member-claim__option,
.member-claim__claimed {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-height: calc(var(--space-8) + var(--space-3));
    border-bottom: 1px solid var(--color-divider);
}

.member-claim__option {
    cursor: pointer;
}

.member-claim__radio {
    flex: none;
    width: 1.1875rem;
    height: 1.1875rem;
    margin: 0;
    accent-color: var(--color-accent);
}

.member-claim__name {
    overflow-wrap: anywhere;
    font-size: 1.1875rem;
    line-height: 1.2;
}

.member-claim__claimed {
    color: color-mix(in srgb, var(--color-text) 40%, transparent);
}

.member-claim__claimed-label {
    margin-left: auto;
    font-size: 0.75rem;
}

.member-claim__help {
    margin-top: var(--space-5);
    font-size: 0.78125rem;
}

.member-claim__submit:disabled {
    opacity: 0.45;
}

.member-claim__option:focus-within {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* 1j 成員管理：角色籤、邀請列與固定底部 LINE 分享。 */
.members__title {
    margin: var(--space-4) 0 var(--space-1);
    font-size: 1.875rem;
    font-weight: 600;
    line-height: 1.06;
}

.members__meta,
.members__blurb,
.members__invite-copy,
.members__invite-status {
    margin: 0;
    color: var(--color-neutral-700);
    font-size: 0.75rem;
    line-height: 1.5;
}

.members__rule {
    margin: var(--space-4) 0 0;
}

.members__list,
.record-detail__share-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.members__row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-divider);
}

.members__identity {
    /* 與 .ledger-row__details 屬性相同但語義不同（成員列 vs 帳本列），不合併 */
    display: flex;
    min-width: 0;
    flex: 1;
    flex-direction: column;
    gap: var(--space-1);
}

.members__name {
    overflow-wrap: anywhere;
    font-size: 1.0625rem;
}

.members__aside,
.members__transitions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
}

.members__tag {
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    white-space: nowrap;
}

.members__rename {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.members__rename-input {
    width: 7.5rem;
    min-height: calc(var(--space-6) + var(--space-3));
    border-radius: var(--radius-sm);
}

.members__ghost {
    min-height: calc(var(--space-6) + var(--space-2));
    padding-inline: var(--space-2);
    font-size: 0.8125rem;
    white-space: nowrap;
}

.members__add {
    display: flex;
    gap: var(--space-2);
    align-items: flex-end;
    padding-top: var(--space-5);
}

.members__add-field {
    flex: 1;
    margin: 0;
}

.members__add-input,
.members__add-submit {
    min-height: calc(var(--space-6) + var(--space-3));
    border-radius: var(--radius-sm);
}

.members__error {
    margin: var(--space-4) 0 0;
    color: var(--color-accent-2-700);
}

.members__invite {
    margin-top: var(--space-6);
    padding-top: var(--space-5);
    border-top: 1px solid color-mix(in srgb, var(--color-text) 28%, transparent);
}

.members__invite-kicker {
    margin: 0 0 var(--space-2);
    color: var(--color-neutral-700);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.members__invite-copy {
    margin-bottom: var(--space-3);
    font-size: 0.875rem;
    line-height: 1.6;
}

.members__invite-url {
    flex: 1;
    min-height: calc(var(--space-6) + var(--space-3));
    border-radius: var(--radius-sm);
    font-family: ui-monospace, Menlo, monospace;
    font-size: 0.78125rem;
}

.members__copy {
    flex: none;
    min-height: calc(var(--space-6) + var(--space-3));
    margin-top: 0;
    border-radius: var(--radius-sm);
}

.members__invite-status {
    min-height: 1.2em;
    margin-top: var(--space-2);
}

/* 1f「記一筆支出」：單頁表單，底部動作列固定並避開 safe-area。 */
.create-record__rule {
    margin: var(--space-4) 0 var(--space-4);
}

.create-record__permission,
.create-record__alert,
.create-record__error {
    color: var(--color-accent-2-700);
}

.create-record__permission,
.create-record__alert {
    margin: 0 0 var(--space-4);
}

.create-record__form,
.create-record__fields {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

.create-record__field {
    min-width: 0;
}

.create-record__type-label {
    margin: 0 0 var(--space-1);
    color: color-mix(in srgb, var(--color-text) 70%, transparent);
    font-size: 0.75rem;
}

.create-record__type-value {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.create-record__field--error .input,
.create-record__field--error .seg {
    border-color: var(--color-accent-2-700);
}

.create-record__error {
    margin: var(--space-2) 0 0;
    font-size: 0.8125rem;
}

.create-record__seg {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    overflow: visible;
}

.create-record__seg-opt {
    flex: 1 0 auto;
    justify-content: center;
    min-height: calc(var(--space-6) + var(--space-3));
    min-width: 44px;
    padding-inline: var(--space-4);
    font-family: var(--font-body);
    white-space: nowrap;
}

.create-record__seg-opt + .create-record__seg-opt {
    border-left: 1px solid var(--color-divider);
}

.create-record__money {
    display: flex;
    gap: var(--space-3);
    min-width: 0;
}

.create-record__field--amount {
    flex: 1;
    min-width: 0;
}

.create-record__field--rate {
    flex: 0 0 6.5rem;
}

.create-record__amount {
    min-height: calc(var(--space-8) + var(--space-2));
    font-size: 1.625rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}

.create-record__rate,
.create-record__title-input,
.create-record__note {
    min-height: calc(var(--space-6) + var(--space-3));
    font-variant-numeric: tabular-nums;
}

.create-record__date {
    display: block;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
    min-height: calc(var(--space-6) + var(--space-3));
    font-size: 1.0625rem;
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
}

.create-record__date::-webkit-date-and-time-value {
    text-align: left;
}

.create-record__date::-webkit-datetime-edit {
    min-width: 0;
    overflow: hidden;
}

.create-record__fx,
.create-record__split-summary,
.create-record__transfer-summary {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--space-2);
    color: var(--color-neutral-700);
    font-size: 0.8125rem;
    line-height: 1.5;
}

.create-record__fx {
    margin-top: var(--space-2);
}

.create-record__split-summary {
    margin-top: calc(var(--space-2) * -1);
}

.create-record__transfer-summary {
    margin-top: calc(var(--space-2) * -1);
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 600;
}

.create-record__custom-amounts {
    display: none;
    gap: var(--space-3);
}

.create-record__form:has([data-create-record-split-mode][value="custom"]:checked)
.create-record__custom-amounts:not([hidden]) {
    display: grid;
}

.create-record__custom-amount-list {
    display: grid;
    gap: var(--space-3);
}

.create-record__custom-amount-row {
    display: grid;
    gap: var(--space-2);
}

.create-record__custom-amount-row > label {
    font-size: 0.875rem;
    color: var(--color-neutral-700);
}

.create-record__split-amount {
    min-height: 44px;
    width: 100%;
}

.create-record__custom-totals {
    margin: 0;
    color: var(--color-neutral-700);
    font-size: 0.8125rem;
    line-height: 1.5;
    font-variant-numeric: tabular-nums;
}

.create-record__converted {
    margin: 0;
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.create-record__hint,
.create-record__status,
.create-record__split-summary,
.create-record__transfer-summary {
    margin: 0;
}

.create-record__status {
    min-height: 1.2em;
    color: var(--color-neutral-700);
    font-size: 0.8125rem;
}

.create-record__submit,
.create-record__cancel {
    min-height: calc(var(--space-8) + var(--space-1));
    margin-top: 0;
    border-radius: var(--radius-sm);
}

.create-record__submit {
    flex: 1;
    font-size: 1.0625rem;
}

.create-record__cancel {
    flex: none;
}

.create-record__seg-opt:focus-within {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

@media (max-width: 22rem) {
    .create-record__money {
        flex-direction: column;
    }

    .create-record__field--rate {
        flex-basis: auto;
    }

    .create-record__seg-opt + .create-record__seg-opt {
        border-left: 0;
        border-top: 1px solid var(--color-divider);
    }
}

.record-detail__date,
.record-detail__payers,
.record-detail__flow,
.record-detail__original,
.record-detail__share-total,
.record-detail__created,
.record-delete__copy {
    margin: 0;
    color: var(--color-neutral-700);
    font-size: 0.875rem;
}

.record-detail__title,
.record-delete__title {
    margin: var(--space-2) 0 var(--space-3);
    overflow-wrap: anywhere;
    font-size: 1.875rem;
    font-weight: 600;
    line-height: 1.06;
}

.record-detail__headline {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: baseline;
    margin: 0 0 var(--space-2);
    font-size: 2.25rem;
    font-weight: 600;
    line-height: 1;
}

.record-detail__headline-code,
.record-detail__rate {
    color: var(--color-neutral-700);
    font-size: 0.875rem;
    font-weight: 400;
}

.record-detail__original {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    margin-bottom: var(--space-2);
}

.record-detail__rule {
    margin: var(--space-4) 0;
}

.record-detail__kicker {
    margin: 0 0 var(--space-2);
    color: var(--color-neutral-700);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.record-detail__share {
    display: flex;
    gap: var(--space-3);
    align-items: baseline;
    justify-content: space-between;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-divider);
}

.record-detail__share-who {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    align-items: center;
    overflow-wrap: anywhere;
}

.record-detail__badge {
    display: inline-flex;
    align-items: center;
    min-height: 1.25rem;
    padding: 0 var(--space-2);
    border: 1px solid color-mix(in srgb, var(--color-text) 28%, transparent);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.record-detail__share-amount {
    flex: none;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
    text-align: right;
}

.record-detail__share-original {
    display: block;
    color: var(--color-neutral-700);
    font-size: 0.75rem;
    font-weight: 400;
}

.record-detail__share-total,
.record-detail__created {
    margin-top: var(--space-3);
}

.record-detail__alert {
    margin: 0;
    padding: var(--space-3);
    border: 1px solid color-mix(in srgb, var(--color-text) 28%, transparent);
    background: color-mix(in srgb, var(--color-text) 6%, transparent);
}

.record-detail__note {
    margin-top: var(--space-5);
}

.record-detail__note-body {
    margin: 0;
    overflow-wrap: anywhere;
}

.ledger-archived-banner {
    margin: var(--space-4) 0;
    padding: var(--space-4);
    border: 1px solid color-mix(in srgb, var(--color-text) 18%, transparent);
    background: color-mix(in srgb, var(--color-bg) 88%, var(--color-text));
}

.ledger-archived-banner__title {
    margin: 0 0 var(--space-2);
    font-size: 0.9375rem;
    font-weight: 600;
}

.ledger-archived-banner__lede a {
    color: var(--color-accent-700);
}

.ledger-list-section--archived {
    margin-top: var(--space-8);
}

.ledger-row--archived {
    opacity: 0.88;
}

.members__archived-note {
    margin: var(--space-4) 0;
    color: var(--color-neutral-700);
    font-size: 0.875rem;
}

.ledger-settings__rule {
    margin: var(--space-5) 0 var(--space-6);
}

.ledger-settings__messages {
    margin: 0 0 var(--space-5);
    padding: 0;
    list-style: none;
}

.ledger-settings__message {
    margin: 0 0 var(--space-2);
    padding: var(--space-3);
    border: 1px solid color-mix(in srgb, var(--color-text) 18%, transparent);
    font-size: 0.875rem;
}

.ledger-settings__section {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
}

.ledger-settings__kicker {
    margin: 0;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.ledger-settings__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.ledger-settings__field > label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: 0.875rem;
    font-weight: 600;
}

.ledger-settings__name {
    width: 100%;
    min-height: calc(var(--space-8) + var(--space-1));
}

.ledger-settings__error {
    margin: var(--space-2) 0 0;
    color: var(--color-accent-2-700);
    font-size: 0.8125rem;
}

.ledger-settings__readonly-value {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    overflow-wrap: anywhere;
}

.ledger-settings__submit,
.ledger-settings__cancel {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: calc(var(--space-8) + var(--space-1));
    text-decoration: none;
}

.ledger-settings__archive-confirm {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

/* LINE 綁定頁：radio 單選帳本清單，沿用 ledger-settings 的間距語彙。 */
.line-bind {
    padding-bottom: calc(var(--space-8) + env(safe-area-inset-bottom));
}

.line-bind__rule {
    margin: var(--space-5) 0 var(--space-6);
}

.line-bind__banner {
    margin: var(--space-4) 0;
    padding: var(--space-4);
    border: 1px solid color-mix(in srgb, var(--color-text) 18%, transparent);
    background: color-mix(in srgb, var(--color-bg) 88%, var(--color-text));
    font-size: 0.875rem;
}

.line-bind__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.line-bind__fieldset {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin: 0;
    padding: 0;
    border: 0;
}

.line-bind__kicker {
    padding: 0;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.line-bind__option {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0 var(--space-3);
    padding: var(--space-3);
    border: 1px solid color-mix(in srgb, var(--color-text) 18%, transparent);
}

.line-bind__option-name {
    font-weight: 600;
}

.line-bind__option-note {
    grid-column: 2;
}

.line-bind__submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: calc(var(--space-8) + var(--space-1));
    text-decoration: none;
}