.pos-page {
    --mode-color: #16834f;
    background: #f4f6f8;
    direction: rtl;
    font-family: "Tahoma", "Arial", sans-serif;
    min-height: 100vh;
    padding: 18px;
    text-align: right;
}

.pos-mode-cash-in { --mode-color: #16834f; }
.pos-mode-cash-out { --mode-color: #b42318; }
.pos-mode-card { --mode-color: #1769aa; }
.pos-mode-violations { --mode-color: #c05600; }

.pos-shell { max-width: 1440px; margin: 0 auto; }
.login-shell { max-width: 640px; }

.pos-header {
    align-items: center;
    background: var(--mode-color);
    color: #fff;
    display: flex;
    justify-content: space-between;
    padding: 18px 22px;
}

.pos-header h1 { font-size: 24px; line-height: 1.2; margin: 0; }
.pos-header p { margin: 4px 0 0; opacity: .9; }
.pos-header .cash-db-warning { font-weight: 700; opacity: 1; }
.pos-balances {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    font-weight: 700;
    gap: 8px 18px;
    margin-top: 8px;
}
.pos-balances .link-action {
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .6);
    border-radius: 6px;
    color: #fff;
    cursor: pointer;
    padding: 5px 10px;
}

.pos-status {
    border: 1px solid rgba(255, 255, 255, .65);
    font-size: 18px;
    font-weight: 700;
    padding: 8px 14px;
}

.pos-type-selector {
    background: #fff;
    border: 1px solid #d8dee6;
    display: flex;
    gap: 8px;
    padding: 12px;
}

.pos-type-btn,
.primary-action,
.secondary-action,
.icon-action {
    border: 0;
    cursor: pointer;
    font-weight: 700;
}

.pos-type-btn {
    background: #edf1f5;
    border: 2px solid transparent;
    color: #1f2933;
    flex: 1 1 0;
    font-size: 18px;
    min-height: 58px;
    padding: 14px 18px;
}

.pos-type-btn.active {
    background: var(--mode-color);
    border-color: #111827;
    box-shadow: 0 6px 16px rgba(17, 24, 39, .22);
    color: #fff;
    transform: translateY(-1px);
}

.pos-workspace {
    align-items: start;
    display: grid;
    gap: 12px;
    grid-template-columns: minmax(0, 1fr) 320px;
    margin-top: 12px;
}
.pos-form { display: grid; gap: 12px; }
.pos-panel { background: #fff; border: 1px solid #d8dee6; padding: 14px; }
.is-hidden-ui { display: none !important; }
.login-panel { margin-top: 12px; }
.panel-heading { align-items: center; display: flex; justify-content: space-between; margin-bottom: 12px; }
.panel-heading h2 { color: #1f2933; font-size: 17px; margin: 0; }
.pos-grid { display: grid; gap: 12px; }
.four-cols { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.five-cols { grid-template-columns: repeat(5, minmax(0, 1fr)); }

.pos-grid label {
    color: #44515f;
    display: grid;
    font-size: 13px;
    font-weight: 700;
    gap: 5px;
    text-align: right;
}

.pos-grid input,
.pos-grid select,
.pos-table input {
    border: 1px solid #cbd5df;
    direction: rtl;
    font-family: "Tahoma", "Arial", sans-serif;
    font-size: 16px;
    min-height: 44px;
    padding: 9px 11px;
    text-align: right;
    width: 100%;
}

.pos-grid input[type="number"],
.pos-table input[type="number"] {
    direction: ltr;
    text-align: left;
}

.pos-grid input[dir="ltr"] {
    direction: ltr;
    text-align: left;
}

.card-field { display: none !important; }
.card-field.is-visible { display: grid !important; }
.card-action-field button { width: 100%; }
.kyc-only { display: none !important; }
.kyc-only.is-visible { display: grid !important; }
button.kyc-only.is-visible { display: inline-flex !important; }
.wallet-field { display: none !important; }
.wallet-field.is-visible { display: grid !important; }
.recharge-field { display: grid; }
.recharge-field.is-hidden { display: none !important; }
.radio-field { gap: 8px; }
.radio-row {
    display: flex;
    gap: 14px;
    align-items: center;
}
.radio-row label {
    align-items: center;
    display: inline-flex;
    flex-direction: row;
    gap: 6px;
    margin: 0;
}
.violation-panel { display: none; }
.pos-table-wrap { overflow-x: auto; }
.pos-table { border-collapse: collapse; min-width: 900px; width: 100%; }
.pos-table th, .pos-table td { border-bottom: 1px solid #e3e8ef; padding: 7px; text-align: right; }
.pos-table th { background: #f6f8fb; color: #44515f; font-size: 13px; }
.hidden-service-column { display: none; }

.primary-action {
    background: var(--mode-color);
    color: #fff;
    font-size: 18px;
    min-height: 52px;
    padding: 13px 26px;
}

.secondary-action {
    background: #e8edf3;
    color: #25313d;
    font-size: 16px;
    min-height: 46px;
    padding: 11px 16px;
}

.secondary-action:disabled,
.primary-action:disabled { cursor: not-allowed; opacity: .55; }
.icon-action { background: #f4d7d4; color: #9f1f15; min-height: 38px; min-width: 58px; padding: 8px 10px; }
.pos-validation { color: #b42318; font-weight: 700; }
.pos-save-result { color: #1769aa; font-weight: 700; }
.save-error-block { margin-bottom: 6px; }
.save-error-technical {
    background: #fff1f0;
    border: 1px solid #f5b5ad;
    color: #7a1d14;
    direction: ltr;
    font-family: Consolas, "Courier New", monospace;
    font-size: 12px;
    font-weight: 600;
    margin-top: 6px;
    max-height: 130px;
    overflow: auto;
    padding: 8px;
    text-align: left;
    white-space: pre-wrap;
}
.pos-actions { align-items: center; display: flex; gap: 10px; justify-content: flex-start; }

.today-invoices-panel {
    position: sticky;
    top: 12px;
}

.today-search {
    border: 1px solid #cbd5df;
    direction: rtl;
    font-family: "Tahoma", "Arial", sans-serif;
    font-size: 15px;
    min-height: 42px;
    padding: 8px 10px;
    text-align: right;
    width: 100%;
}

.today-invoices-list {
    display: grid;
    gap: 8px;
    margin-top: 10px;
    max-height: 430px;
    overflow: auto;
}

.today-invoice-item {
    background: #f6f8fb;
    border: 1px solid #d8dee6;
    color: #25313d;
    cursor: pointer;
    display: grid;
    font-family: "Tahoma", "Arial", sans-serif;
    gap: 3px;
    padding: 9px 10px;
    text-align: right;
}

.today-invoice-item strong { color: var(--mode-color); }
.today-invoice-item span { font-size: 12px; }
.today-invoice-summary {
    background: #eef6ff;
    border: 1px solid #b6d8ff;
    color: #17324d;
    font-size: 13px;
    line-height: 1.8;
    margin-top: 10px;
    padding: 9px 10px;
}

.prototype-warning {
    background: #fff7ed;
    border: 1px solid #fdba74;
    color: #9a3412;
    font-size: 15px;
    font-weight: 700;
    margin-left: auto;
    padding: 11px 14px;
}

.pos-modal {
    display: none;
    inset: 0;
    position: fixed;
    z-index: 1000;
}

.pos-modal.is-open { display: block; }

.pos-modal-backdrop {
    background: rgba(15, 23, 42, .52);
    inset: 0;
    position: absolute;
}

.pos-modal-dialog {
    background: #fff;
    border: 1px solid #d8dee6;
    box-shadow: 0 18px 50px rgba(15, 23, 42, .28);
    display: grid;
    gap: 14px;
    margin: 28px auto;
    max-height: calc(100vh - 56px);
    max-width: 1180px;
    overflow: auto;
    padding: 16px;
    position: relative;
    width: calc(100% - 32px);
}

.modal-heading { position: sticky; top: -16px; z-index: 1; }
.kyc-search-row {
    display: grid;
    gap: 10px;
    grid-template-columns: minmax(0, 1fr) auto;
}

.kyc-search-row input {
    border: 1px solid #cbd5df;
    direction: rtl;
    font-family: "Tahoma", "Arial", sans-serif;
    font-size: 16px;
    min-height: 44px;
    padding: 9px 11px;
    text-align: right;
}

.kyc-results {
    display: grid;
    gap: 7px;
}

.kyc-result-item {
    background: #f6f8fb;
    border: 1px solid #d8dee6;
    cursor: pointer;
    display: grid;
    gap: 3px;
    padding: 8px 10px;
    text-align: right;
}

.modal-actions {
    align-items: center;
    display: flex;
    gap: 10px;
    justify-content: flex-start;
}

.pos-closing-page .closing-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.closing-values-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(4, minmax(160px, 1fr));
}

.closing-values-grid label {
    display: flex;
    flex-direction: column;
    font-weight: 700;
    gap: 6px;
}

.closing-values-grid input,
.closing-password-panel input {
    border: 1px solid #d7dde8;
    border-radius: 8px;
    font-family: "Tahoma", "Arial", sans-serif;
    min-height: 40px;
    padding: 8px 10px;
    text-align: right;
}

.closing-values-grid input[readonly],
.closing-password-panel input[readonly] {
    background: #f8fafc;
}

.error-text {
    color: #b91c1c;
    font-weight: 700;
}

.responsive-table {
    overflow-x: auto;
}

.closing-voucher-headers {
    display: grid;
    gap: 8px;
    margin-top: 12px;
}

.voucher-header-card {
    background: #f8fafc;
    border: 1px solid #d7dde8;
    border-radius: 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    padding: 10px 12px;
    font-weight: 700;
}

.voucher-total-row td {
    background: #fff7ed;
    border-top: 2px solid #f59e0b;
    font-weight: 800;
}

@media (max-width: 1000px) {
    .four-cols, .five-cols, .closing-values-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .pos-header, .pos-type-selector, .pos-actions { align-items: stretch; flex-direction: column; }
    .pos-workspace { grid-template-columns: 1fr; }
    .today-invoices-panel { position: static; }
}

@media (max-width: 640px) {
    .four-cols, .five-cols, .closing-values-grid { grid-template-columns: 1fr; }
}