/* ═══════════════════════════════════════════════════════════
   Friends & Family Billing — Styles
   Consumes design-tokens.css for all visual primitives.
   ═══════════════════════════════════════════════════════════ */

/* ──────────────── Reset ──────────────── */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background: linear-gradient(135deg, var(--color-gradient-start) 0%, var(--color-gradient-end) 100%);
    min-height: 100vh;
    padding: var(--space-4);
}

/* ──────────────── Layout ──────────────── */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
}

.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

/* ──────────────── Header ──────────────── */

header {
    text-align: center;
    color: var(--color-text-inverse);
    margin-bottom: var(--space-5);
}

.header-logo {
    display: inline-block;
    margin-bottom: var(--space-2);
}

.header-logo svg {
    width: 32px;
    height: 32px;
    display: block;
    margin: 0 auto;
}

.header-logo--settling .logo-dollar {
    animation: dollar-pulse 2s ease-in-out infinite;
}

@keyframes dollar-pulse {
    0%, 100% { opacity: 0.75; }
    50% { opacity: 1; }
}

.header-logo--closed .logo-bill { fill: rgba(255,255,255,0.85); }
.header-logo--closed .logo-dollar { fill: rgba(255,255,255,1); }

.header-logo--archived { opacity: 0.5; }

header h1 {
    font-size: var(--text-heading-xl);
    margin-bottom: var(--space-2);
}

.subtitle {
    font-size: var(--text-numeric);
    opacity: 0.9;
}

.header-actions {
    text-align: right;
    margin-top: var(--space-2);
}

.header-user-email {
    color: var(--color-text-inverse);
    margin-right: var(--space-3);
}

/* ──────────────── Dashboard Status Bar ──────────────── */

.dashboard-status {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-4);
    margin-top: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.dashboard-status:empty {
    display: none;
}

.dashboard-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.dashboard-stat-label {
    font-size: var(--text-badge-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.85);
}

.dashboard-stat-value {
    font-size: 1.05rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-inverse);
}

.dashboard-stat-value.outstanding {
    color: var(--color-danger-bg);
}

.dashboard-stat-value.all-clear {
    color: var(--color-success-bg);
}

/* ──────────────── Cards ──────────────── */

.card {
    background: var(--color-surface);
    border-radius: var(--radius-2xl);
    padding: var(--space-4);
    box-shadow: var(--shadow-md);
}

.summary-card {
    grid-column: 1 / -1;
}

h2 {
    color: var(--color-text);
    margin-bottom: var(--space-4);
    font-size: var(--text-heading-lg);
}

/* ──────────────── Section Description ──────────────── */

.section-desc {
    color: var(--color-text-muted);
    font-size: var(--text-body-sm);
    margin-bottom: var(--space-3);
}

/* ──────────────── Forms ──────────────── */

.form-group {
    margin-bottom: var(--space-3);
}

label {
    display: block;
    margin-bottom: var(--space-1);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

input[type="text"],
input[type="number"],
input[type="tel"] {
    width: 100%;
    padding: var(--space-2) var(--space-2);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-body);
    transition: border-color var(--transition-slow);
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="tel"]:focus {
    outline: none;
    border-color: var(--color-primary);
}

textarea {
    width: 100%;
    padding: var(--space-2);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-body);
    font-family: inherit;
    transition: border-color var(--transition-slow);
    resize: vertical;
}

textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* ──────────────── Form row (inline layout) ──────────────── */

.form-inline {
    display: flex;
    gap: var(--space-2);
    align-items: end;
}

.form-inline .form-group {
    margin-bottom: 0;
    flex: 1;
}

/* ──────────────── Buttons ──────────────── */

.btn {
    padding: var(--space-2) var(--space-4);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--text-body);
    cursor: pointer;
    transition: all var(--transition-slow);
    font-weight: var(--font-weight-medium);
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-text-inverse);
    padding: var(--space-2) var(--space-2);
    font-size: var(--text-body-sm);
}

.btn-secondary:hover {
    background: var(--color-secondary-hover);
}

.btn-tertiary {
    background: transparent;
    color: var(--color-text-secondary);
    padding: var(--space-2) var(--space-2);
    font-size: var(--text-body-sm);
}

.btn-tertiary:hover {
    background: var(--color-surface-alt);
    color: var(--color-text);
}

.btn-success {
    background: var(--color-success);
    color: var(--color-text-inverse);
    width: 100%;
    padding: var(--space-3);
    font-size: var(--text-numeric);
}

.btn-success:hover {
    background: var(--color-success-hover);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--color-danger);
    color: var(--color-text-inverse);
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-body-sm);
}

.btn-danger:hover {
    background: var(--color-danger-hover);
}

.btn-sm {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-body-xs);
}

.btn-header-secondary {
    background: transparent;
    color: var(--color-text-inverse);
    border: 1.5px solid rgba(255, 255, 255, 0.5);
}

.btn-header-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.7);
}

.btn-header-tertiary {
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
    border: none;
    text-decoration: underline;
    text-decoration-style: dotted;
    text-underline-offset: 2px;
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-body-xs);
}

.btn-header-tertiary:hover {
    color: #fff;
    text-decoration-style: solid;
    background: transparent;
}

.btn-icon {
    background: transparent;
    border: none;
    font-size: var(--text-heading-md);
    cursor: pointer;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    transition: background var(--transition-base);
}

.btn-icon:hover {
    background: rgba(0, 0, 0, 0.05);
}

.btn-icon.remove {
    color: var(--color-danger);
    font-size: var(--text-heading-lg);
}

.btn-icon.remove:hover {
    background: var(--color-danger-light);
}

/* ──────────────── Family Members ──────────────── */

.family-members-input {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.members-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.member-card {
    display: grid;
    grid-template-columns: var(--avatar-size) 1fr auto;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-surface-alt);
    padding: var(--space-2);
    border-radius: var(--radius-lg);
    border: var(--border-width) solid var(--color-border);
}

.member-avatar-container {
    flex-shrink: 0;
}

.placeholder-text {
    color: var(--color-text-placeholder);
    font-style: italic;
}

.avatar {
    width: var(--avatar-size);
    height: var(--avatar-size);
    border-radius: 50%;
    object-fit: cover;
}

.avatar-initials {
    width: var(--avatar-size);
    height: var(--avatar-size);
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-text-inverse);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: var(--font-weight-bold);
}

.member-info {
    flex: 1;
}

.member-name {
    font-weight: var(--font-weight-semi);
    color: var(--color-text);
    cursor: pointer;
    padding: 2px var(--space-1);
    border-radius: var(--radius-sm);
    transition: background var(--transition-base);
}

.member-name:hover {
    background: var(--color-primary-light);
}

.member-email {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 2px var(--space-1);
    border-radius: var(--radius-sm);
    transition: background var(--transition-base);
    margin-top: 2px;
}

.member-email:hover {
    background: var(--color-primary-light);
}

.member-phone {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 2px var(--space-1);
    border-radius: var(--radius-sm);
    transition: background var(--transition-base);
    margin-top: 2px;
}

.member-phone:hover {
    background: var(--color-primary-light);
}

.member-actions {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

/* ──────────────── Bills ──────────────── */

.bill-input-section {
    margin-bottom: var(--space-4);
}

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

.bill-item {
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    background: var(--color-surface-dim);
}

.bill-header-main {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.bill-logo-container {
    flex-shrink: 0;
}

.logo {
    width: var(--logo-width);
    height: var(--logo-height);
    border-radius: var(--radius-lg);
    object-fit: contain;
    background: var(--color-surface);
    padding: var(--space-2);
    border: var(--border-thin) solid var(--color-border);
}

.logo-text {
    width: var(--logo-width);
    height: var(--logo-height);
    border-radius: var(--radius-lg);
    background: var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    padding: var(--space-1);
    word-wrap: break-word;
    border: var(--border-thin) solid var(--color-border);
}

.bill-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex: 1;
    gap: var(--space-3);
}

.bill-header-left {
    flex: 1;
    min-width: 0;
}

.bill-header-right {
    text-align: right;
    flex-shrink: 0;
}

.bill-title {
    font-size: var(--text-heading-md);
    font-weight: var(--font-weight-semi);
    color: var(--color-text);
}

.bill-amount {
    font-size: var(--text-numeric);
    color: var(--color-primary);
    font-weight: var(--font-weight-semi);
    font-variant-numeric: tabular-nums;
}

.bill-per-person {
    color: var(--color-text-muted);
    font-size: var(--text-body-sm);
    margin-top: var(--space-1);
    line-height: var(--line-height-relaxed, 1.6);
}

.frequency-toggle {
    display: inline-flex;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-top: var(--space-1);
}

.frequency-option {
    padding: var(--space-2) var(--space-3);
    min-height: 36px;
    min-width: 44px;
    border: none;
    background: var(--color-surface);
    color: var(--color-text-secondary);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: background var(--transition-base), color var(--transition-base);
}

.frequency-option:not(:last-child) {
    border-right: 1px solid var(--color-border);
}

.frequency-option.active {
    background: var(--color-primary);
    color: white;
}

.frequency-option:hover:not(.active) {
    background: var(--color-primary-light);
}

.bill-frequency-badge {
    display: inline-block;
    font-size: var(--text-caption);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-normal);
    margin-left: var(--space-1);
}

.bill-frequency-toggle {
    display: inline-flex;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-left: var(--space-2);
    vertical-align: middle;
}

.bill-frequency-toggle .frequency-option {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-body-sm);
    min-height: 32px;
}

.derived-amount-preview {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
    min-height: 1.4em;
}

.bill-derived-amount {
    font-size: var(--text-body-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
    font-variant-numeric: tabular-nums;
}

.editable {
    cursor: pointer;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    transition: background var(--transition-base);
}

.editable:hover {
    background: var(--color-primary-light);
}

.bill-split-section {
    margin-top: var(--space-3);
}

.bill-split-collapsed {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.split-summary-text {
    font-size: var(--text-body-sm);
    color: var(--color-text-secondary);
}

.btn-link {
    background: none;
    border: none;
    color: var(--color-primary);
    font-size: var(--text-body-sm);
    cursor: pointer;
    padding: 0;
    text-decoration: underline;
    text-decoration-style: dotted;
    font-family: inherit;
}

.btn-link:hover {
    color: var(--color-primary-hover);
    text-decoration-style: solid;
}

.split-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-2);
}

.split-header {
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.member-checkboxes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--space-2);
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-item label {
    margin: 0;
    cursor: pointer;
}

.bill-website {
    font-size: var(--text-body-xs);
    margin-top: var(--space-1);
    max-width: 280px;
    overflow: hidden;
}

.bill-website a {
    color: var(--color-primary);
    text-decoration: none;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bill-website a:hover {
    text-decoration: underline;
}

.bill-actions {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-3);
    flex-wrap: wrap;
    align-items: center;
}

.bill-actions-dropdown {
    position: relative;
}

.bill-actions-menu {
    display: none;
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: 4px;
    background: var(--color-surface);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 160px;
    z-index: 100;
    overflow: hidden;
}

.bill-actions-menu.open {
    display: block;
}

.bill-actions-menu button {
    display: block;
    width: 100%;
    padding: var(--space-2) var(--space-3);
    background: none;
    border: none;
    text-align: left;
    font-size: var(--text-body-sm);
    color: var(--color-text);
    cursor: pointer;
    font-family: inherit;
}

.bill-actions-menu button:hover {
    background: var(--color-surface-alt);
}

.bill-actions-menu button.danger {
    color: var(--color-danger);
}

.bill-actions-menu button.danger:hover {
    background: var(--color-danger-light, #fff5f5);
}

/* ──────────────── Summary Table ──────────────── */

.summary-content {
    margin-bottom: var(--space-4);
}

.summary-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-4);
    font-variant-numeric: tabular-nums;
}

.summary-table th,
.summary-table td {
    padding: var(--space-2);
    text-align: left;
    border-bottom: var(--border-thin) solid var(--color-border);
    vertical-align: middle;
}

.summary-table th:nth-child(2),
.summary-table td:nth-child(2),
.summary-table th:nth-child(3),
.summary-table td:nth-child(3),
.summary-table th:nth-child(4),
.summary-table td:nth-child(4),
.summary-table th:nth-child(5),
.summary-table td:nth-child(5) {
    text-align: right;
}

.summary-table th:nth-child(1) { width: 25%; }
.summary-table th:nth-child(2) { width: 14%; }
.summary-table th:nth-child(3) { width: 18%; }
.summary-table th:nth-child(4) { width: 15%; }
.summary-table th:nth-child(5) { width: 15%; }
.summary-table th:nth-child(6) { width: 13%; }

.summary-table th {
    background: var(--color-surface-alt);
    font-weight: var(--font-weight-semi);
    color: var(--color-text);
}

.summary-table tr:hover {
    background: var(--color-surface-dim);
}

.summary-member {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.total-row td {
    border-top: 2px solid var(--color-border-strong, var(--color-text-secondary));
    border-bottom: none;
}

.total-row {
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    font-size: var(--text-numeric);
}

.payment-input {
    width: 100px;
    padding: var(--space-1) var(--space-2);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--text-body-sm);
    text-align: right;
}

.payment-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.balance-owed {
    color: var(--color-danger);
    font-weight: var(--font-weight-semi);
}

.balance-paid {
    color: var(--color-success);
    font-weight: var(--font-weight-semi);
}

.balance-cell {
    white-space: nowrap;
}

.balance-highlight {
    background: rgba(245, 101, 101, 0.06);
}

/* ──────────────── Payment Status Badges ──────────────── */

.payment-status-badge {
    display: inline-block;
    font-size: var(--text-badge-sm);
    font-weight: var(--font-weight-semi);
    padding: 2px var(--space-2);
    border-radius: var(--radius-xl);
    margin-left: var(--space-1);
    vertical-align: middle;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.payment-status-badge.paid {
    background: var(--color-success-bg);
    color: var(--color-success-fg);
}

.payment-status-badge.partial {
    background: var(--color-warning-bg);
    color: var(--color-warning-fg);
}

.payment-status-badge.outstanding {
    background: var(--color-danger-bg);
    color: var(--color-danger-fg);
}

/* ──────────────── Actions Dropdown ──────────────── */

.actions-dropdown {
    position: relative;
    display: inline-block;
}

.actions-dropdown-btn {
    padding: var(--space-1) 14px;
    background: var(--color-primary);
    color: var(--color-text-inverse);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--text-body-xs);
    font-weight: var(--font-weight-medium);
    transition: background var(--transition-base);
}

.actions-dropdown-btn:hover {
    background: var(--color-primary-hover);
}

.actions-dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: var(--space-1);
    background: var(--color-surface);
    border: var(--border-thin) solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-dropdown);
    z-index: var(--z-dropdown);
    min-width: 180px;
    overflow: hidden;
}

.actions-dropdown-menu.open {
    display: block;
}

.actions-dropdown-menu button {
    display: block;
    width: 100%;
    padding: var(--space-2) var(--space-3);
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    font-size: var(--text-body-sm);
    color: var(--color-text);
    transition: background var(--transition-fast);
}

.actions-dropdown-menu button:hover {
    background: var(--color-surface-alt);
}

.actions-dropdown-menu button:not(:last-child) {
    border-bottom: var(--border-thin) solid var(--color-border-light);
}

/* ──────────────── Empty State ──────────────── */

.empty-state {
    text-align: center;
    color: var(--color-text-faint);
    padding: var(--space-6);
    font-style: italic;
}

.empty-state-compact {
    text-align: center;
    color: var(--color-text-faint);
    padding: var(--space-4);
    font-style: italic;
}

.empty-state-hint {
    margin-top: var(--space-2);
    font-size: var(--text-body-sm);
    color: var(--color-text-placeholder);
    font-style: normal;
    line-height: var(--line-height-relaxed);
}

/* ──────────────── Linked Members ──────────────── */

.linked-members {
    font-size: var(--text-body-xs);
    color: var(--color-primary);
    margin-top: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: var(--color-primary-light);
    border-radius: var(--radius-sm);
    display: inline-block;
}

/* ──────────────── Summary Rows ──────────────── */

.parent-row {
    background: var(--color-surface-alt);
    font-weight: var(--font-weight-medium);
}

.parent-row td {
    border-top: var(--border-width) solid var(--color-border-strong);
}

.child-row {
    background: var(--color-surface);
}

.child-row td {
    border-bottom: var(--border-thin) solid var(--color-border);
    padding-left: var(--space-4);
}

.child-indicator {
    color: var(--color-text-placeholder);
    margin-right: var(--space-1);
    font-size: var(--text-body);
}

.member-count {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    font-size: var(--text-badge);
    padding: 2px var(--space-1);
    border-radius: var(--radius-xl);
    margin-left: var(--space-1);
    font-weight: var(--font-weight-semi);
}

.summary-child {
    padding-left: var(--space-4);
}

/* ──────────────── Update Toast ──────────────── */

.update-toast {
    position: fixed;
    bottom: calc(env(safe-area-inset-bottom, 0px) + 24px);
    left: 50%;
    transform: translateX(-50%) translateY(calc(100% + 60px));
    background: var(--toast-bg);
    color: var(--toast-text);
    padding: 14px var(--space-4);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    z-index: var(--z-toast);
    font-size: 0.95rem;
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
                opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1),
                visibility 0.4s;
    max-width: calc(100vw - 32px);
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
}

.update-toast.visible {
    transform: translateX(-50%) translateY(0);
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

.update-toast-message {
    flex: 1;
    line-height: var(--line-height-normal);
}

.update-toast-btn {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    border: none;
    padding: var(--space-2) 18px;
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semi);
    font-size: var(--text-body-sm);
    cursor: pointer;
    white-space: nowrap;
    transition: background var(--transition-base);
    font-family: inherit;
    min-height: 44px;
    min-width: 44px;
}

.update-toast-btn:hover {
    background: var(--color-primary-hover);
}

.update-toast-dismiss {
    background: none;
    border: none;
    color: var(--toast-dismiss);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 10px;
    min-height: 44px;
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: color var(--transition-base);
}

.update-toast-dismiss:hover {
    color: var(--color-text-inverse);
}

/* ──────────────── Billing Year Controls ──────────────── */

.billing-year-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: 14px;
    flex-wrap: wrap;
}

.billing-year-controls select {
    padding: var(--space-2) var(--space-2);
    border: var(--border-width) solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: inherit;
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-text-inverse);
    cursor: pointer;
    appearance: auto;
}

.billing-year-controls select option {
    color: var(--color-text);
    background: var(--color-surface);
}

.archived-banner {
    background: var(--color-warning-surface);
    border: var(--border-width) solid var(--color-warning-border);
    color: #854d0e;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-xl);
    text-align: center;
    font-weight: var(--font-weight-semi);
    font-size: 0.95rem;
    margin-bottom: var(--space-4);
}

.settling-banner {
    background: #fef3c7;
    border-color: #f59e0b;
    color: #92400e;
}

.closed-banner {
    background: var(--color-resolved-bg);
    border-color: var(--color-success);
    color: var(--color-resolved-fg);
}

/* ──────────────── Lifecycle Progress Bar ──────────────── */

.lifecycle-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    flex-basis: 100%;
    padding: var(--space-1) 0;
}

.lifecycle-step {
    font-size: var(--text-body-xs);
    font-weight: var(--font-weight-semi);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-pill);
    color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
}

.lifecycle-step.lifecycle-complete {
    color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.18);
}

.lifecycle-step.lifecycle-active {
    color: #fff;
    font-weight: var(--font-weight-bold);
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.3);
}

.lifecycle-active.lifecycle-primary {
    background: rgba(110, 120, 214, 0.7);
}

.lifecycle-active.lifecycle-warning {
    background: rgba(245, 158, 11, 0.65);
}

.lifecycle-active.lifecycle-success {
    background: rgba(63, 163, 124, 0.65);
}

.lifecycle-active.lifecycle-muted {
    background: rgba(160, 174, 192, 0.5);
}

.lifecycle-arrow {
    color: rgba(255, 255, 255, 0.45);
    font-size: var(--text-body-xs);
}

/* ──────────────── Payment Links Settings ──────────────── */

.payment-links-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.payment-link-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2);
    background: var(--color-surface-alt);
    border-radius: var(--radius-lg);
    border: var(--border-thin) solid var(--color-border);
}

.payment-link-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.payment-link-info a {
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--text-body-sm);
}

.payment-link-info a:hover {
    text-decoration: underline;
}

.payment-link-actions {
    display: flex;
    gap: var(--space-1);
}

/* ──────────────── Payment Methods Settings ──────────────── */

.payment-methods-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    border: var(--border-thin) solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.payment-method-item {
    padding: var(--space-3) var(--space-3);
    background: var(--color-surface);
    border-bottom: var(--border-thin) solid var(--color-border);
    transition: opacity var(--transition-base);
}

.payment-method-item:last-child {
    border-bottom: none;
}

.payment-method-item:hover {
    background: var(--color-surface-dim);
}

.payment-method-item.disabled {
    opacity: 0.5;
}

.payment-method-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-height: 36px;
}

.payment-method-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    color: var(--color-text-secondary);
}

.payment-method-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.payment-method-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
    flex: 1;
}

.payment-method-detail {
    color: var(--color-text-muted);
    font-size: var(--text-body-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 260px;
}

.pm-qr-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    background: var(--color-primary-light);
    color: var(--color-primary);
    padding: 1px 5px;
    border-radius: var(--radius-sm);
    margin-left: 6px;
    vertical-align: middle;
    letter-spacing: 0.5px;
}

.payment-method-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

.pm-actions-divider {
    width: 1px;
    height: 20px;
    background: var(--color-border);
}

.btn-pm-edit {
    font-size: var(--text-body-xs) !important;
}

.btn-pm-remove {
    font-size: var(--text-body-xs) !important;
    color: var(--color-danger) !important;
    background: transparent !important;
    border: none !important;
}

.btn-pm-remove:hover {
    background: var(--color-danger-light, #fff5f5) !important;
}

/* ──────────────── Toggle Switch ──────────────── */

.toggle-label {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
    cursor: pointer;
}

.toggle-label input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--color-border-strong);
    border-radius: 22px;
    transition: background var(--transition-base);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    left: 3px;
    bottom: 3px;
    background: var(--color-surface);
    border-radius: 50%;
    transition: transform var(--transition-base);
}

.toggle-label input:checked + .toggle-slider {
    background: var(--color-primary);
}

.toggle-label input:checked + .toggle-slider::before {
    transform: translateX(18px);
}

/* ──────────────── Share Link ──────────────── */

.btn-share {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-body-xs);
}

.btn-share:hover {
    background: var(--color-primary-hover);
}

.share-links-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.share-link-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: var(--border-thin) solid var(--color-border);
}

.share-link-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: var(--text-body-sm);
}

.share-link-meta .share-link-date {
    color: var(--color-text-muted);
    font-size: var(--text-body-xs);
}

.share-link-meta .share-link-status {
    font-size: var(--text-caption);
    padding: 2px var(--space-2);
    border-radius: var(--radius-sm);
    display: inline-block;
    width: fit-content;
}

.share-link-status.active {
    background: var(--color-success-light);
    color: var(--color-resolved-fg);
}

.share-link-status.revoked {
    background: var(--color-danger-light);
    color: var(--color-rejected-fg);
}

.share-link-status.expired {
    background: rgba(160, 174, 192, 0.2);
    color: var(--color-secondary);
}

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

.share-link-access {
    font-size: var(--text-caption);
    color: var(--color-text-faint);
}

.share-link-url-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 6px;
    min-width: 0;
}

.share-link-url-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 240px;
    display: inline-block;
    color: var(--color-primary);
    font-size: var(--text-caption);
    text-decoration: none;
}

.share-link-url-text:hover {
    text-decoration: underline;
}

.share-link-copy-btn {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    font-size: var(--text-caption);
    color: var(--color-primary);
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
}

.share-link-copy-btn:hover {
    background: var(--color-bg-alt);
}

/* ──────────────── Payment Dialog (Modal) ──────────────── */

.dialog-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-dialog);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s, visibility 0.25s;
}

.dialog-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.dialog {
    background: var(--color-surface);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-dialog);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.dialog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-4);
    border-bottom: var(--border-thin) solid var(--color-border);
}

.dialog-header h3 {
    margin: 0;
    font-size: var(--text-heading-md);
    color: var(--color-text);
}

.dialog-close {
    background: none;
    border: none;
    font-size: var(--text-heading-lg);
    cursor: pointer;
    color: var(--color-text-faint);
    padding: var(--space-1);
    line-height: 1;
}

.dialog-close:hover {
    color: var(--color-text);
}

.dialog-body {
    padding: var(--space-4) var(--space-4);
}

.dialog-body .form-group {
    margin-bottom: var(--space-3);
}

.dialog-body select {
    width: 100%;
    padding: var(--space-2);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-body);
    font-family: inherit;
    background: var(--color-surface);
}

.dialog-body select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.dialog-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border-top: var(--border-thin) solid var(--color-border);
}

.text-invoice-summary {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--color-surface-alt);
    border-radius: var(--radius-md);
    border: var(--border-thin) solid var(--color-border);
}

.text-invoice-stat {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: var(--space-2);
}

.text-invoice-stat .label {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.text-invoice-stat .value {
    font-weight: var(--font-weight-semi);
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.text-invoice-link {
    font-size: var(--text-body-xs);
    color: var(--color-primary);
    word-break: break-all;
    font-weight: var(--font-weight-medium) !important;
}

.invoice-variant-selector {
    display: flex;
    gap: var(--space-1);
    flex-wrap: wrap;
    margin-top: var(--space-1);
}

.invoice-variant-option {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-full, 999px);
    border: var(--border-width) solid var(--color-border);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    background: var(--color-surface);
}

.invoice-variant-option:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.invoice-variant-option.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.invoice-variant-option input[type="radio"] {
    display: none;
}

.invoice-subject-input {
    width: 100%;
    padding: var(--space-2);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-body);
    font-family: inherit;
    background: var(--color-surface);
}

.invoice-subject-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.distribute-preview {
    margin-top: var(--space-2);
    padding: var(--space-2);
    background: var(--color-surface-alt);
    border-radius: var(--radius-md);
    font-size: var(--text-body-sm);
    color: var(--color-text-secondary);
}

.distribute-preview ul {
    margin: var(--space-2) 0 0 var(--space-4);
    padding: 0;
}

.distribute-preview li {
    margin-bottom: var(--space-1);
}

/* ──────────────── Payment Preview ──────────────── */

.payment-preview {
    margin-top: var(--space-2);
    padding: 14px;
    background: var(--color-surface-inset);
    border-radius: var(--radius-lg);
    border: var(--border-thin) solid var(--color-border-subtle);
}

.payment-preview:empty {
    display: none;
}

.payment-preview-header {
    font-size: var(--text-body-xs);
    color: var(--color-secondary);
    margin-bottom: var(--space-1);
}

.payment-preview-amount {
    font-size: 1.15rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
}

.payment-preview-dist-label {
    font-size: var(--text-body-xs);
    color: var(--color-secondary);
    margin-top: var(--space-2);
    margin-bottom: var(--space-1);
}

.payment-preview-dist {
    margin: 0 0 0 18px;
    padding: 0;
    font-size: 0.95rem;
    color: var(--color-secondary-hover);
}

.payment-preview-dist li {
    margin-bottom: 2px;
}

/* ──────────────── Payment Cell & History ──────────────── */

.payment-cell {
    white-space: nowrap;
}

.payment-add-btn {
    color: var(--color-success);
    font-size: var(--text-heading-md);
    font-weight: var(--font-weight-bold);
    margin-left: var(--space-1);
}

.payment-add-btn:hover {
    background: var(--color-success-light);
}

.payment-history-btn {
    font-size: var(--text-body);
    margin-left: 2px;
}

.payment-history-btn:hover {
    background: var(--color-primary-light);
}

.payment-history-total {
    font-size: var(--text-numeric);
    margin-bottom: var(--space-3);
    padding: var(--space-2);
    background: var(--color-surface-alt);
    border-radius: var(--radius-md);
}

.payment-history-list {
    display: flex;
    flex-direction: column;
    gap: var(--border-thin);
    background: var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.payment-history-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2);
    background: var(--color-surface);
}

.payment-history-details {
    flex: 1;
    display: flex;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: wrap;
}

.payment-history-date {
    color: var(--color-text-muted);
    font-size: var(--text-body-sm);
    min-width: 90px;
}

.payment-history-amount {
    font-weight: var(--font-weight-semi);
    color: var(--color-text);
    min-width: 70px;
}

.payment-history-method {
    font-size: var(--text-body-xs);
    color: var(--color-primary);
    background: var(--color-primary-light);
    padding: 2px var(--space-2);
    border-radius: var(--radius-sm);
}

.payment-history-note {
    font-size: var(--text-body-xs);
    color: var(--color-text-muted);
    flex-basis: 100%;
    padding-left: 102px;
    margin-top: calc(-1 * var(--space-1));
}

/* ──────────────── Review Requests (Disputes) ──────────────── */

.dispute-filter-bar {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-3);
    flex-wrap: wrap;
}

.dispute-filter-btn {
    padding: var(--space-1) 14px;
    border: var(--border-thin) solid var(--color-border-subtle);
    border-radius: var(--radius-pill);
    background: var(--color-surface);
    font-size: var(--text-body-xs);
    font-family: inherit;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
}

.dispute-filter-btn:hover {
    background: var(--color-surface-alt);
    border-color: var(--color-border-strong);
}

.dispute-filter-btn.active {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    border-color: var(--color-primary);
}

.dispute-filter-count {
    display: inline-block;
    background: rgba(0, 0, 0, 0.08);
    padding: 0 var(--space-1);
    border-radius: var(--radius-xl);
    font-size: var(--text-badge);
    margin-left: var(--space-1);
    min-width: 18px;
    text-align: center;
}

.dispute-filter-btn.active .dispute-filter-count {
    background: rgba(255, 255, 255, 0.3);
}

.disputes-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.dispute-item {
    border: var(--border-thin) solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: 14px var(--space-3);
    border-left: var(--space-1) solid var(--color-border-subtle);
    transition: box-shadow var(--transition-base), transform var(--transition-fast);
    cursor: pointer;
}

.dispute-item:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.dispute-item.dispute-open        { border-left-color: var(--color-open-border); }
.dispute-item.dispute-in-review   { border-left-color: var(--color-primary); }
.dispute-item.dispute-resolved    { border-left-color: var(--color-success); }
.dispute-item.dispute-rejected    { border-left-color: var(--color-danger); }

.dispute-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-1);
}

.dispute-item-header strong {
    font-size: var(--text-body);
    color: var(--color-text);
}

.dispute-item-badges {
    display: flex;
    gap: var(--space-1);
    align-items: center;
    flex-wrap: wrap;
}

.dispute-status-badge {
    font-size: var(--text-badge);
    font-weight: var(--font-weight-semi);
    padding: 2px var(--space-2);
    border-radius: var(--radius-2xl);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.dispute-status-badge.dispute-open       { background: var(--color-open-bg);     color: var(--color-open-fg); }
.dispute-status-badge.dispute-in-review  { background: var(--color-review-bg);   color: var(--color-review-fg); }
.dispute-status-badge.dispute-resolved   { background: var(--color-resolved-bg); color: var(--color-resolved-fg); }
.dispute-status-badge.dispute-rejected   { background: var(--color-rejected-bg); color: var(--color-rejected-fg); }

.dispute-evidence-badge {
    font-size: var(--text-badge-sm);
    padding: 2px var(--space-2);
    border-radius: var(--radius-xl);
    background: var(--color-surface-inset);
    color: var(--color-secondary-hover);
}

.dispute-user-review-badge {
    font-size: var(--text-badge-sm);
    padding: 2px var(--space-2);
    border-radius: var(--radius-xl);
}

.dispute-ur-requested       { background: var(--color-ur-requested-bg); color: var(--color-ur-requested-fg); }
.dispute-ur-approved_by_user { background: var(--color-ur-approved-bg);  color: var(--color-ur-approved-fg); }
.dispute-ur-rejected_by_user { background: var(--color-ur-rejected-bg);  color: var(--color-ur-rejected-fg); }

.dispute-item-meta {
    font-size: var(--text-body-xs);
    color: #888;
    margin-bottom: var(--space-2);
}

.dispute-item-message {
    font-size: 0.95rem;
    color: #444;
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-1);
}

.dispute-item-correction {
    font-size: var(--text-body-sm);
    color: var(--color-primary);
    background: var(--color-primary-bg);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-2);
}

.dispute-item-resolution {
    font-size: var(--text-body-sm);
    color: var(--color-resolved-fg);
    background: rgba(72, 187, 120, 0.08);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-2);
}

.dispute-item-actions {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-1);
}

/* ──────────────── Dispute Detail Dialog ──────────────── */

.dispute-detail-meta {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
}

.dispute-detail-timestamp {
    font-size: var(--text-body-xs);
    color: var(--color-text-faint);
    margin-top: var(--space-1);
}

.dispute-detail-links {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.dispute-detail-links a {
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
}

.dispute-detail-links a:hover {
    text-decoration: underline;
}

.dispute-detail-message h4,
.dispute-detail-correction h4 {
    font-size: var(--text-body-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-1);
}

.dispute-detail-message p,
.dispute-detail-correction p {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-2);
}

.dispute-detail-correction p {
    color: var(--color-primary);
    background: var(--color-primary-bg);
    padding: var(--space-2) var(--space-2);
    border-radius: var(--radius-sm);
}

.dispute-detail-actions {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-3);
    padding-top: var(--space-2);
    border-top: var(--border-thin) solid var(--color-border);
}

.dispute-share-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-3);
    padding-top: var(--space-2);
    border-top: var(--border-thin) solid var(--color-border);
}

.dispute-share-label {
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.dispute-detail-user-review {
    font-size: var(--text-body-sm);
    color: var(--color-text-secondary);
    padding: var(--space-2) var(--space-2);
    background: var(--color-surface-alt);
    border-radius: var(--radius-md);
    margin-top: var(--space-2);
}

/* ──────────────── Evidence Section ──────────────── */

.dispute-evidence-section {
    margin-top: var(--space-3);
    padding-top: var(--space-2);
    border-top: var(--border-thin) solid var(--color-border);
}

.dispute-evidence-section h4 {
    font-size: var(--text-body-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.dispute-evidence-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.dispute-evidence-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-2);
    background: var(--color-surface-alt);
    border-radius: var(--radius-md);
    font-size: var(--text-body-sm);
}

.dispute-evidence-icon {
    font-size: var(--text-numeric);
}

.dispute-evidence-name {
    flex: 1;
    color: var(--color-text);
    font-weight: var(--font-weight-medium);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dispute-evidence-size {
    color: var(--color-text-faint);
    font-size: var(--text-caption);
}

.dispute-evidence-progress {
    margin-top: var(--space-2);
}

.dispute-evidence-progress-bar {
    height: 6px;
    background: var(--color-border-subtle);
    border-radius: 3px;
    overflow: hidden;
}

.dispute-evidence-progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 3px;
    transition: width var(--transition-slow);
}

/* ──────────────── Evidence Modal ──────────────── */

.evidence-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    padding: var(--space-3);
}

.evidence-modal {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.evidence-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    border-bottom: var(--border-thin) solid var(--color-border);
}

.evidence-modal-header h3 {
    margin: 0;
    font-size: var(--text-body);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: calc(100% - 40px);
}

.evidence-modal-body {
    flex: 1;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3);
    min-height: 200px;
}

.evidence-modal-body img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.evidence-modal-body iframe {
    width: 100%;
    height: 75vh;
    border: none;
    border-radius: var(--radius-sm);
}

.evidence-modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border-top: var(--border-thin) solid var(--color-border);
}

/* ──────────────── Settlement Progress ──────────────── */

.settlement-progress {
    position: relative;
    height: 10px;
    background: var(--color-surface-inset);
    border-radius: var(--radius-pill);
    overflow: hidden;
    margin-top: var(--space-2);
    flex-basis: 100%;
    width: 100%;
}

.settlement-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-success));
    border-radius: var(--radius-pill);
    transition: width var(--transition-slow);
}

.settlement-progress-label {
    position: absolute;
    right: 0;
    top: -18px;
    font-size: var(--text-caption);
    font-weight: var(--font-weight-semi);
    color: rgba(255, 255, 255, 0.8);
}

.settlement-message {
    flex-basis: 100%;
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-semi);
    color: rgba(255, 255, 255, 0.9);
    margin-top: var(--space-1);
    text-align: center;
}

.settlement-admin-hint {
    flex-basis: 100%;
    font-size: var(--text-body-xs);
    color: var(--color-warning-fg);
    background: var(--color-warning-surface);
    border: var(--border-thin) solid var(--color-warning-border);
    border-radius: var(--radius-md);
    padding: var(--space-2) var(--space-3);
    margin-top: var(--space-2);
    text-align: center;
}

.settlement-complete-banner {
    background: var(--color-success-bg);
    color: var(--color-success-fg);
    border: var(--border-thin) solid var(--color-success);
    border-radius: var(--radius-lg);
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-3);
    text-align: center;
    font-weight: var(--font-weight-semi);
    font-size: var(--text-body);
}

.payment-confirmation {
    text-align: center;
    padding: var(--space-5) var(--space-4);
}

.payment-confirmation-icon {
    font-size: 2.5rem;
    color: var(--color-success);
    margin-bottom: var(--space-2);
}

.payment-confirmation-text {
    font-size: var(--text-heading-md);
    font-weight: var(--font-weight-semi);
    color: var(--color-text);
    margin-bottom: var(--space-3);
}

.payment-confirmation-progress-label {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
}

.payment-confirmation .settlement-progress {
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
}

/* ──────────────── Trust & Transparency ──────────────── */

.calc-toggle-btn {
    display: inline;
    background: none;
    border: none;
    color: var(--color-primary);
    font-size: var(--text-caption);
    cursor: pointer;
    padding: 2px 0;
    margin-left: var(--space-1);
    font-family: inherit;
    text-decoration: underline;
    text-decoration-style: dotted;
}

.calc-toggle-btn:hover {
    color: var(--color-primary-hover);
}

.calc-breakdown {
    margin-top: var(--space-1);
    padding: var(--space-2);
    background: var(--color-surface-alt);
    border: var(--border-thin) solid var(--color-border-light);
    border-radius: var(--radius-md);
    font-size: var(--text-caption);
}

.payment-methods-strip {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-bottom: var(--space-3);
    padding: var(--space-2) 0;
}

.payment-strip-label {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-medium);
}

.payment-strip-icon {
    display: inline-flex;
    width: 24px;
    height: 24px;
    color: var(--color-text-secondary);
}

.payment-strip-icon svg {
    width: 100%;
    height: 100%;
}

.calc-breakdown-logo {
    width: 20px;
    height: 15px;
    border-radius: 2px;
    object-fit: contain;
    flex-shrink: 0;
}

.calc-breakdown-line {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    padding: 2px 0;
    color: var(--color-text-secondary);
}

.calc-breakdown-name {
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.calc-breakdown-math {
    white-space: nowrap;
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

.payment-history-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-3);
    padding-bottom: var(--space-2);
    margin-bottom: var(--space-2);
    border-bottom: var(--border-thin) solid var(--color-border-light);
}

.payment-history-remaining {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
}

.payment-timeline .payment-history-item {
    position: relative;
    padding-left: 18px;
    border-left: 2px solid var(--color-border-subtle);
    margin-left: 6px;
}

.payment-timeline .payment-history-item::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 12px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-primary);
}

.change-toast {
    position: fixed;
    bottom: var(--space-4);
    left: 50%;
    transform: translateX(-50%) translateY(120px);
    background: var(--color-success-fg);
    color: var(--color-text-inverse);
    padding: 12px var(--space-4);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-toast);
    font-size: var(--text-body-sm);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    max-width: calc(100vw - var(--space-5));
    text-align: center;
    pointer-events: none;
}

.change-toast.visible {
    transform: translateX(-50%) translateY(0);
}

.privacy-footer {
    text-align: center;
    color: rgba(255, 255, 255, 0.55);
    font-size: var(--text-caption);
    margin-top: var(--space-5);
    padding: var(--space-3) 0;
    line-height: var(--line-height-relaxed);
}

/* ──────────────── Text Utility Classes ──────────────── */

.text-muted {
    color: var(--color-text-muted);
    font-size: var(--text-body-sm);
}

.text-error {
    color: var(--color-danger);
}

.text-help {
    color: #888;
    font-size: var(--text-caption);
    margin-top: var(--space-1);
}

/* ──────────────── Payment Reversal Styling ──────────────── */

.payment-reversed {
    opacity: 0.5;
    text-decoration: line-through;
}

.payment-reversal .payment-history-amount {
    color: var(--color-danger);
}

.payment-status-tag {
    display: inline-block;
    padding: 1px var(--space-1);
    border-radius: var(--radius-sm);
    font-size: var(--text-caption);
    font-weight: var(--font-weight-semi);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.payment-status-tag.reversed {
    background: var(--color-warning-surface);
    color: #92400e;
}

.payment-status-tag.reversal {
    background: #fef2f2;
    color: var(--color-danger);
}

/* ──────────────── Audit Event History ──────────────── */

.audit-event-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.audit-event-item {
    padding: var(--space-2) var(--space-3);
    background: var(--color-surface-alt);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-primary);
}

.audit-event-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
}

.audit-event-label {
    font-weight: var(--font-weight-semi);
    font-size: var(--text-body-sm);
    color: var(--color-text);
}

.audit-event-date {
    font-size: var(--text-caption);
    color: var(--color-text-muted);
    white-space: nowrap;
}

.audit-event-detail {
    font-size: var(--text-body-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-1);
}

.audit-event-note {
    font-size: var(--text-caption);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
    font-style: italic;
}

/* ──────────────── Spacing Utility Classes ──────────────── */

.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mb-0 { margin-bottom: 0; }

/* ──────────────── Responsive ──────────────── */

@media (max-width: 768px) {
    .main-content {
        grid-template-columns: 1fr;
    }

    header h1 {
        font-size: 2rem;
    }

    .member-checkboxes {
        grid-template-columns: 1fr;
    }

    .dashboard-status {
        gap: var(--space-2);
        padding: var(--space-2) 14px;
    }

    .actions-dropdown-menu {
        right: auto;
        left: 0;
    }
}