:root {
    /* Main content — white */
    --color-bg: #ffffff;
    --color-surface: #ffffff;
    --color-surface-raised: #f5f5f5;
    --color-border: transparent;
    --color-border-subtle: #e5e5e5;
    --color-border-light: #eeeeee;
    --color-text: #000000;
    --color-text-muted: #555555;
    --color-text-subtle: #888888;

    /* Accent */
    --color-accent: #000000;
    --color-accent-hover: #333333;
    --color-accent-soft: #f5f5f5;
    --color-accent-text: #ffffff;

    /* Sidebar — black */
    --color-sidebar-bg: #000000;
    --color-sidebar-border: #1f1f1f;
    --color-sidebar-text: #a3a3a3;
    --color-sidebar-text-active: #ffffff;
    --color-sidebar-hover: #141414;
    --color-sidebar-active: #1a1a1a;
    --color-sidebar-logo-bg: #ffffff;
    --color-sidebar-logo-text: #000000;

    /* Interactive */
    --color-hover: #f5f5f5;
    --color-focus-ring: #000000;

    /* Status badges — monochrome tiers */
    --color-badge-light: #ffffff;
    --color-badge-mid: #e5e5e5;
    --color-badge-dark: #000000;
    --color-badge-dark-text: #ffffff;

    /* Typography */
    --font-sans: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-mono: ui-monospace, "Cascadia Code", Consolas, monospace;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;

    /* Shape */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-full: 9999px;

    /* Layout */
    --sidebar-width: 16.5rem;
    --topbar-height: 4.5rem;

    /* Elevation */
    --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.06);
    --shadow-md: 0 4px 12px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 12px 32px rgb(0 0 0 / 0.14);
    --shadow-sidebar: 4px 0 24px rgb(0 0 0 / 0.12);
}

*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.5;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--color-text);
    text-decoration: none;
}

a:hover {
    color: var(--color-text-muted);
}

/* ── App shell ─────────────────────────────────────────────── */

.app-shell {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    min-height: 100vh;
}

.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgb(0 0 0 / 0.5);
    z-index: 40;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.sidebar-backdrop.is-visible {
    display: block;
    opacity: 1;
}

/* ── Sidebar ───────────────────────────────────────────────── */

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    background: var(--color-sidebar-bg);
    border-right: none;
    display: flex;
    flex-direction: column;
    z-index: 50;
    overflow: hidden;
}

.sidebar__brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-6) var(--space-5);
    border-bottom: 1px solid var(--color-sidebar-border);
}

.sidebar__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--radius-md);
    background: var(--color-sidebar-logo-bg);
    color: var(--color-sidebar-logo-text);
    flex-shrink: 0;
}

.sidebar__brand-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.sidebar__brand-name {
    font-size: var(--text-lg);
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-sidebar-text-active);
    line-height: 1.2;
}

.sidebar__brand-tag {
    font-size: var(--text-xs);
    color: var(--color-sidebar-text);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.sidebar__nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4) var(--space-3);
    scrollbar-width: thin;
    scrollbar-color: #cccccc transparent;
}

.sidebar__group {
    margin-bottom: var(--space-5);
}

.sidebar__group:last-child {
    margin-bottom: 0;
}

.sidebar__group-label {
    padding: var(--space-2) var(--space-3);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgb(163 163 163 / 0.7);
}

.sidebar__link,
.sidebar__sign-out {
    text-decoration: none;
}

.sidebar__link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3);
    margin-bottom: 2px;
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-sidebar-text);
    transition: background 0.15s ease, color 0.15s ease;
}

.sidebar__link:hover {
    background: var(--color-sidebar-hover);
    color: var(--color-sidebar-text-active);
}

.sidebar__link--active {
    background: var(--color-sidebar-active);
    color: var(--color-sidebar-text-active);
    font-weight: 600;
}

.sidebar__link--active .sidebar__link-icon {
    color: var(--color-sidebar-text-active);
}

.sidebar__link-icon {
    display: flex;
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    color: var(--color-sidebar-text);
    transition: color 0.15s ease;
}

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

.sidebar__link:hover .sidebar__link-icon {
    color: var(--color-sidebar-text-active);
}

.sidebar__user {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--color-sidebar-border);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.sidebar__avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--radius-full);
    background: var(--color-sidebar-logo-bg);
    border: 2px solid var(--color-sidebar-border);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-sidebar-logo-text);
    flex-shrink: 0;
    letter-spacing: 0.02em;
}

.sidebar__user-info {
    flex: 1;
    min-width: 0;
}

.sidebar__user-name {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-sidebar-text-active);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
}

.sidebar__sign-out {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-xs);
    color: var(--color-sidebar-text);
    transition: color 0.15s ease;
}

.sidebar__sign-out:hover {
    color: var(--color-sidebar-text-active);
}

/* ── Main content area ─────────────────────────────────────── */

.main {
    --text-xs: 0.6875rem;
    --text-sm: 0.8125rem;
    --text-base: 0.9375rem;
    --text-lg: 1.0625rem;
    --text-xl: 1.1875rem;
    --text-2xl: 1.3125rem;

    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 100vh;
    background: var(--color-bg);
    color: var(--color-text);
    font-size: var(--text-base);
}

.main__header {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    gap: var(--space-4);
    min-height: var(--topbar-height);
    padding: var(--space-4) var(--space-8);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
}

.sidebar-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    color: var(--color-text);
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.sidebar-toggle:hover {
    background: var(--color-hover);
    border-color: var(--color-text-subtle);
}

.sidebar-toggle:focus-visible {
    outline: 2px solid var(--color-focus-ring);
    outline-offset: 2px;
}

.main__header-content {
    flex: 1;
    min-width: 0;
}

.main__title {
    margin: 0;
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.main__body {
    padding: var(--space-6) var(--space-8) var(--space-10);
    flex: 1;
}

/* ── Login — dark screen (POS.ai style) — DO NOT MODIFY ───── */

body.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6) var(--space-4);
    background-color: #0a0a0a;
    background-image: url('../images/wall-bg.png');
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
    color: #ffffff;
}

.login-page__overlay {
    position: fixed;
    inset: 0;
    background: rgb(0 0 0 / 0.45);
    pointer-events: none;
    z-index: 0;
}

.login-screen {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 28rem;
    text-align: center;
}

.login-screen__brand {
    margin: 0 0 var(--space-3);
    font-size: clamp(1rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #ffffff;
    line-height: 1.1;
}

.login-screen__step {
    margin: 0 0 var(--space-8);
    font-size: var(--text-xs);
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgb(255 255 255 / 0.55);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    text-align: left;
}

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

.login-field__label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: #ffffff;
}

.login-field__required {
    color: #e53935;
    font-weight: 600;
}

.field-required {
    color: var(--color-text);
    font-weight: 700;
}

.login-input {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-height: 3rem;
    padding: 0 var(--space-4);
    border: 1px solid rgb(255 255 255 / 0.85);
    border-radius: var(--radius-md);
    background: rgb(0 0 0 / 0.25);
    transition: border-color 0.15s ease, background 0.15s ease;
}

.login-input:focus-within {
    border-color: #ffffff;
    background: rgb(0 0 0 / 0.4);
}

.login-input__icon {
    display: flex;
    flex-shrink: 0;
    color: rgb(255 255 255 / 0.75);
}

.login-input__control {
    flex: 1;
    min-width: 0;
    height: 2.75rem;
    padding: 0;
    border: none;
    background: transparent;
    color: #ffffff !important;
    font: inherit;
    font-size: var(--text-base);
}

.login-input__control::placeholder {
    color: rgb(255 255 255 / 0.35);
}

.login-input__control:focus {
    outline: none;
}

.login-input__control:-webkit-autofill,
.login-input__control:-webkit-autofill:hover,
.login-input__control:-webkit-autofill:focus {
    -webkit-text-fill-color: #ffffff;
    caret-color: #ffffff;
    transition: background-color 9999s ease-out 0s;
    box-shadow: 0 0 0 1000px rgb(20 20 20) inset;
}

.login-screen__error {
    margin: calc(var(--space-2) * -1) 0 0;
    font-size: var(--text-sm);
    line-height: 1.5;
    text-align: center;
    color: #e53935;
}

.login-screen__submit {
    width: 100%;
    min-height: 3rem;
    margin-top: var(--space-2);
    padding: 0 var(--space-6);
    border: none;
    border-radius: var(--radius-md);
    background: #ffffff;
    color: #000000;
    font: inherit;
    font-size: var(--text-sm);
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.15s ease, transform 0.1s ease;
}

.login-screen__submit:hover:not(:disabled) {
    background: #f0f0f0;
}

.login-screen__submit:active:not(:disabled) {
    transform: scale(0.99);
}

.login-screen__submit:focus-visible {
    outline: 2px solid #ffffff;
    outline-offset: 3px;
}

.login-screen__submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ── Toolbar / search panel ────────────────────────────────── */

.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    align-items: flex-end;
    margin-bottom: var(--space-6);
    padding: var(--space-5) 0;
    background: var(--color-surface);
    border: none;
    border-radius: var(--radius-lg);
}

.toolbar__group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    min-width: 12rem;
    flex: 1;
}

.toolbar__group--search {
    flex: 1;
    min-width: 14rem;
}

.toolbar__group--actions {
    flex: 0 0 auto;
    flex-direction: row;
    align-items: flex-end;
    gap: var(--space-2);
    flex-wrap: nowrap;
}

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

label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="datetime-local"],
select,
textarea {
    height: 2.5rem;
    padding: 0 var(--space-3);
    border-radius: var(--radius-sm);
    font: inherit;
    font-size: var(--text-sm);
    color: var(--color-text);
    width: 100%;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input::placeholder,
textarea::placeholder {
    color: var(--color-text-subtle);
}

input:hover:not(:disabled):not([readonly]),
select:hover:not(:disabled),
textarea:hover:not(:disabled):not([readonly]) {
    border-color: var(--color-text-subtle);
}

textarea {
    height: auto;
    min-height: 5rem;
    padding: var(--space-3);
    resize: vertical;
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible,
button:focus-visible {
    outline: none;
    border-color: var(--color-focus-ring);
    box-shadow: 0 0 0 2px rgb(0 0 0 / 0.1);
}

input[readonly] {
    background: var(--color-bg);
    color: var(--color-text-muted);
}

.form-error {
    color: var(--color-text);
    font-size: var(--text-sm);
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    background: var(--color-surface);
}

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

@media (min-width: 640px) {
    .form-grid--2 {
        grid-template-columns: 1fr 1fr;
    }
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 2.5rem;
    padding: 0 var(--space-4);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-sm);
    font: inherit;
    font-size: var(--text-sm);
    font-weight: 600;
    cursor: pointer;
    background: var(--color-surface-raised);
    color: var(--color-text);
    text-decoration: none;
    white-space: nowrap;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover:not(:disabled) {
    background: var(--color-hover);
    border-color: var(--color-text-subtle);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn--primary:hover:not(:disabled) {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

.btn--ghost {
    background: transparent;
    border-color: var(--color-border-subtle);
    color: var(--color-text-muted);
}

.btn--icon {
    min-width: 2.625rem;
    padding: 0 var(--space-3);
}

.btn--ghost:hover:not(:disabled) {
    background: var(--color-hover);
    color: var(--color-text);
}

.btn--sm {
    min-height: 2rem;
    padding: 0 var(--space-3);
    font-size: var(--text-xs);
}

/* ── Data table — black & white ────────────────────────────── */

.table-wrap {
    overflow-x: auto;
    background: #ffffff;
    border: none;
    border-radius: var(--radius-lg);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
    color: #000000;
}

.data-table th,
.data-table td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border: none;
    vertical-align: middle;
}

.data-table th {
    font-weight: 700;
    font-size: var(--text-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #ffffff;
    background: #000000;
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 1;
}

.data-table tbody tr {
    background: #ffffff;
    transition: background 0.1s ease;
}

.data-table tbody tr:nth-child(even) {
    background: #f5f5f5;
}

.data-table tbody tr:hover {
    background: #eeeeee;
}

.data-table td {
    color: #000000;
}

.data-table__mono {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: #000000;
    font-weight: 500;
}

.data-table__actions {
    display: flex;
    gap: var(--space-2);
    flex-wrap: nowrap;
    white-space: nowrap;
}

.data-table__col-actions {
    width: 1%;
    white-space: nowrap;
}

.data-table__activity {
    min-width: 18rem;
    max-width: 36rem;
    line-height: 1.55;
    white-space: normal;
    word-break: break-word;
}

/* Icon action buttons */
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: 1px solid #000000;
    border-radius: var(--radius-sm);
    background: #ffffff;
    color: #000000;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
}

.btn-icon:hover:not(:disabled) {
    background: #000000;
    color: #ffffff;
}

.btn-icon:focus-visible {
    outline: 2px solid #000000;
    outline-offset: 2px;
}

.btn-icon:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ── Badges ──────────────────────────────────────────────── */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px var(--space-2);
    border-radius: var(--radius-full);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: none;
    line-height: 1.4;
}

.badge--light,
.badge--success {
    background: var(--color-badge-light);
    color: var(--color-text);
    border: 1px solid var(--color-border-subtle);
}

.badge--mid,
.badge--warning,
.badge--info,
.badge--neutral {
    background: var(--color-badge-mid);
    color: var(--color-text);
}

.badge--dark,
.badge--danger {
    background: var(--color-badge-dark);
    color: var(--color-badge-dark-text);
}

/* ── States ──────────────────────────────────────────────── */

.empty-state,
.loading-state {
    padding: var(--space-10) var(--space-8);
    text-align: center;
    color: var(--color-text-muted);
    background: var(--color-surface);
    border: 1px dashed var(--color-border-subtle);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
}

.loading-state {
    position: relative;
}

.loading-state::before {
    content: "";
    display: block;
    width: 1.5rem;
    height: 1.5rem;
    margin: 0 auto var(--space-3);
    border: 2px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.alert[hidden] {
    display: none;
}

.alert--error {
    background: var(--color-surface-raised);
    border: 1px solid var(--color-border-subtle);
    color: var(--color-text);
}

.alert--success {
    background: var(--color-surface);
    border: 1px solid var(--color-border-subtle);
    color: var(--color-text);
}

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

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgb(0 0 0 / 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    z-index: 100;
    animation: fadeIn 0.15s ease;
}

.modal-overlay[hidden] {
    display: none;
}

.modal__footer [hidden] {
    display: none !important;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background: var(--color-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 36rem;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.2s ease;
}

.modal--wide {
    max-width: 56rem;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal__header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
}

.modal__title {
    margin: 0;
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.modal__subtitle {
    margin: var(--space-1) 0 0;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

.modal__body {
    padding: var(--space-6);
}

.modal__footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border-light);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-2);
    background: var(--color-bg);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.modal__footer--between {
    justify-content: space-between;
    align-items: center;
}

.modal__footer-end {
    display: flex;
    gap: var(--space-2);
    margin-left: auto;
}

.pos-session-current {
    margin: 0;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

.pos-terminal-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-4);
}

.pos-terminal-card {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: var(--space-4);
    min-height: 13.5rem;
    padding: var(--space-4);
    border: 1px solid var(--color-border-subtle);
    border-radius: 18px;
    background:
        linear-gradient(145deg, rgb(255 255 255 / 0.98), rgb(246 246 246 / 0.96)),
        radial-gradient(circle at top right, rgb(0 0 0 / 0.12), transparent 45%);
    color: var(--color-text);
    text-align: left;
    cursor: pointer;
    box-shadow: 0 10px 30px rgb(0 0 0 / 0.06);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease, background 0.15s ease;
}

.pos-terminal-card:hover:not(:disabled) {
    border-color: var(--color-text);
    box-shadow: 0 18px 45px rgb(0 0 0 / 0.14);
    transform: translateY(-3px);
}

.pos-terminal-card:disabled {
    filter: grayscale(1);
    opacity: 0.62;
    cursor: not-allowed;
}

.pos-terminal-card__glow {
    position: absolute;
    top: -3rem;
    right: -3rem;
    width: 7rem;
    height: 7rem;
    border-radius: 50%;
    background: rgb(0 0 0 / 0.08);
    pointer-events: none;
}

.pos-terminal-card__top,
.pos-terminal-card__meta {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
}

.pos-terminal-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 12px;
    background: var(--color-text);
    color: var(--color-surface);
    box-shadow: 0 8px 18px rgb(0 0 0 / 0.16);
}

.pos-terminal-card__content {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.pos-terminal-card strong {
    font-size: var(--text-base);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.pos-terminal-card small,
.pos-terminal-card span {
    color: var(--color-text-muted);
}

.pos-terminal-card .data-table__mono {
    color: var(--color-text);
    letter-spacing: 0.02em;
}

.pos-terminal-card__status {
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
    background: rgb(0 0 0 / 0.08);
    color: var(--color-text);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.pos-terminal-card__action {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.25rem;
    margin-top: var(--space-1);
    border-radius: var(--radius-full);
    background: var(--color-text);
    color: var(--color-surface) !important;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.pos-terminal-card:disabled .pos-terminal-card__action {
    background: var(--color-surface-raised);
    color: var(--color-text-muted) !important;
}

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

.pos-page__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border-light);
}

.pos-page__header h2 {
    margin: 0;
    font-size: var(--text-2xl);
}

.pos-page__header p {
    margin: var(--space-1) 0 0;
    color: var(--color-text-muted);
}

.pos-page__eyebrow {
    margin: 0 0 var(--space-1) !important;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-subtle) !important;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
    gap: var(--space-4);
}

.metric-card {
    padding: var(--space-5);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
}

.metric-card span,
.metric-card small {
    display: block;
    color: var(--color-text-muted);
}

.metric-card span {
    font-size: var(--text-sm);
    font-weight: 600;
}

.metric-card strong {
    display: block;
    margin: var(--space-2) 0;
    font-size: var(--text-2xl);
}

.empty-state--compact {
    grid-column: 1 / -1;
    padding: var(--space-8);
}

@media (max-width: 1100px) {
    .pos-terminal-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 820px) {
    .pos-terminal-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 560px) {
    .pos-terminal-grid {
        grid-template-columns: 1fr;
    }
}

/* ── Avatar ──────────────────────────────────────────────── */

.avatar {
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-full);
    border: 2px solid var(--color-border-subtle);
    object-fit: cover;
    background: var(--color-bg);
}

.avatar--placeholder {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-text-muted);
}

/* ── Pagination ──────────────────────────────────────────── */

.pagination {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-top: var(--space-5);
    padding: var(--space-4) 0;
}

.pagination[hidden] {
    display: none;
}

.pagination__summary {
    margin: 0;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.pagination__summary strong {
    color: var(--color-text);
    font-weight: 600;
}

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

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

.pagination__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.25rem;
    height: 2.25rem;
    padding: 0 var(--space-2);
    border: none;
    border-radius: var(--radius-sm);
    background: var(--color-surface-raised);
    color: var(--color-text);
    font: inherit;
    font-size: var(--text-sm);
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s ease;
}

.pagination__btn:hover:not(:disabled) {
    background: var(--color-hover);
}

.pagination__btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.pagination__btn--page.pagination__btn--active {
    background: var(--color-accent);
    color: var(--color-accent-text);
    font-weight: 700;
}

.pagination__gap {
    padding: 0 var(--space-1);
    color: var(--color-text-subtle);
    font-size: var(--text-sm);
}

/* ── Password field ──────────────────────────────────────── */

.field-hint {
    margin: 0 0 var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    line-height: 1.4;
}

.password-field {
    display: flex;
    align-items: stretch;
    gap: var(--space-2);
}

.password-field input {
    flex: 1;
    min-width: 0;
    font-family: var(--font-mono);
    letter-spacing: 0.06em;
}

.password-field__actions {
    display: flex;
    gap: var(--space-2);
    flex-shrink: 0;
}

.reset-message {
    margin: 0 0 var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text);
}

/* ── Change password page ────────────────────────────────── */

body.change-password-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6) var(--space-4);
    background-color: #0a0a0a;
    background-image: url('../images/wall-bg.png');
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
    color: #ffffff;
}

.change-password-screen {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 26rem;
}

.change-password-screen__title {
    margin: 0 0 var(--space-2);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: #ffffff;
}

.change-password-screen__subtitle {
    margin: 0 0 var(--space-2);
    font-size: var(--text-sm);
    color: rgb(255 255 255 / 0.82);
}

.change-password-screen__hint {
    margin: 0 0 var(--space-6);
    font-size: var(--text-xs);
    color: rgb(255 255 255 / 0.62);
}

.change-password-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.change-password-form__submit {
    width: 100%;
    margin-top: var(--space-2);
}

/* ── Checkbox group ──────────────────────────────────────── */

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 400;
    padding: var(--space-2);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.1s ease;
}

.checkbox-group label:hover {
    background: var(--color-surface);
}

.checkbox-group input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    accent-color: var(--color-accent);
}

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

.form-section + .form-section {
    margin-top: var(--space-5);
    padding-top: var(--space-5);
    border-top: 1px solid var(--color-border-light);
}

.form-section__title {
    margin: 0;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: 0.01em;
}

.form-section .form-grid {
    margin-top: var(--space-1);
}

.form-section[hidden],
#subscriber-status-field[hidden] {
    display: none !important;
}

/* Uppercase display — preserve address/location fields only */
.main input[type="text"]:not([data-preserve-case]):not([readonly]),
.main input[type="email"]:not([data-preserve-case]):not([readonly]),
.main textarea:not([data-preserve-case]):not([readonly]),
.main select:not([data-preserve-case]),
.main .data-table td:not(.data-table__preserve-case):not(.data-table__actions) {
    text-transform: uppercase;
}

.main .data-table td.data-table__preserve-case {
    text-transform: none;
}

.main input[data-preserve-case],
.main textarea[data-preserve-case] {
    text-transform: none;
}

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

@media (max-width: 1024px) {
    .main__header,
    .main__body {
        padding-left: var(--space-6);
        padding-right: var(--space-6);
    }
}

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

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: var(--sidebar-width);
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        box-shadow: var(--shadow-sidebar);
    }

    .sidebar.is-open {
        transform: translateX(0);
    }

    .sidebar-toggle {
        display: inline-flex;
    }

    .main__header,
    .main__body {
        padding: var(--space-4);
    }

    .main__title {
        font-size: var(--text-xl);
    }

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

    .toolbar__group {
        min-width: 100%;
    }

    .toolbar__group--actions {
        width: 100%;
        flex-wrap: wrap;
    }

    .toolbar__group--actions .btn {
        flex: 1;
        min-width: calc(50% - var(--space-1));
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}