:root {
    --bg: #090a0f;
    --panel: #12131b;
    --panel-soft: #191b25;
    --line: #2a2d39;
    --text: #f7f7fb;
    --muted: #a6adbf;
    --accent: #8f5cff;
    --accent-strong: #b49aff;
    --ok: #34d399;
    --danger: #fb7185;
    --teal: #38bdf8;
    --warning: #fbbf24;
    --radius: 8px;
}

* {
    box-sizing: border-box;
}

html {
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
}

a {
    color: inherit;
}

button,
input,
select,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

button:disabled {
    cursor: not-allowed;
    opacity: .45;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 16px;
    background: var(--accent);
    color: #050507;
    padding: 8px 12px;
    border-radius: var(--radius);
    z-index: 10;
}

.skip-link:focus {
    top: 16px;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 5;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 24px;
    align-items: center;
    padding: 14px 24px;
    border-bottom: 1px solid var(--line);
    background: rgba(9, 10, 15, .96);
}

.brand,
.main-nav,
.logout-form {
    display: flex;
    align-items: center;
}

.brand {
    gap: 10px;
    text-decoration: none;
    font-weight: 800;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 7px;
    background: var(--accent);
    color: #080810;
    font-weight: 800;
}

.main-nav {
    gap: 8px;
}

.main-nav a,
.logout-form button,
.ghost-action,
.store-nav a {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: transparent;
    color: var(--text);
    padding: 9px 12px;
    text-decoration: none;
}

.logout-form {
    gap: 10px;
    color: var(--muted);
}

.app-main {
    width: min(1440px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 28px 0 48px;
}

.messages {
    width: min(1440px, calc(100vw - 32px));
    margin: 16px auto 0;
    display: grid;
    gap: 8px;
}

.message {
    border-radius: var(--radius);
    padding: 10px 12px;
    background: var(--panel-soft);
    border: 1px solid var(--line);
}

.message-success {
    border-color: rgba(52, 211, 153, .5);
}

.message-error {
    border-color: rgba(251, 113, 133, .6);
}

.page-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-end;
    margin-bottom: 22px;
}

.compact-head {
    margin-bottom: 16px;
}

.eyebrow {
    color: var(--accent-strong);
    font-weight: 700;
    margin: 0 0 6px;
    text-transform: uppercase;
    font-size: .75rem;
}

h1,
h2,
p {
    margin-top: 0;
}

h1 {
    margin-bottom: 0;
    font-size: 2rem;
    letter-spacing: 0;
}

h2 {
    font-size: 1rem;
    margin-bottom: 16px;
}

.terminal-chip,
.status-pill {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 10px 12px;
    background: var(--panel);
}

.terminal-chip span,
.terminal-chip strong {
    display: block;
}

.terminal-chip span,
.quiet {
    color: var(--muted);
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.metric-card,
.surface,
.large-action,
.cart-panel,
.login-panel,
.receipt {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
}

.metric-card,
.large-action {
    padding: 16px;
}

.metric-card span,
.large-action span {
    color: var(--muted);
    display: block;
    margin-bottom: 10px;
}

.metric-card strong {
    display: block;
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.metric-card a,
.large-action {
    color: var(--accent-strong);
    text-decoration: none;
}

.action-band {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.large-action strong {
    color: var(--text);
    font-size: 1.15rem;
}

.split-layout {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 14px;
}

.split-layout-wide {
    grid-template-columns: 1.2fr .8fr;
}

.surface {
    padding: 18px;
}

.stack-form,
.grid-form,
.checkout-form {
    display: grid;
    gap: 12px;
}

.grid-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.filter-form {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    align-items: end;
}

.grid-form button {
    grid-column: 1 / -1;
}

label {
    color: var(--muted);
    display: grid;
    gap: 6px;
}

input,
select,
textarea {
    width: 100%;
    color: var(--text);
    background: #0d0f16;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 11px 12px;
    min-height: 42px;
}

textarea {
    min-height: 88px;
    resize: vertical;
}

.primary-action,
.result-row button {
    border: 0;
    border-radius: var(--radius);
    background: var(--accent);
    color: #080810;
    font-weight: 800;
    padding: 12px 14px;
    text-decoration: none;
}

.inline-action {
    display: inline-flex;
    align-items: center;
}

.detail-list {
    display: grid;
    gap: 10px;
    margin: 0 0 16px;
}

.detail-list div {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    border-bottom: 1px solid var(--line);
    padding-bottom: 10px;
}

.detail-list dt {
    color: var(--muted);
}

.detail-list dd {
    margin: 0;
    font-weight: 700;
}

.section-title-row,
.receipt-head,
.inline-actions,
.store-head,
.store-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.inline-actions,
.store-nav {
    justify-content: flex-start;
    flex-wrap: wrap;
}

.table-wrap {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    text-align: left;
    border-bottom: 1px solid var(--line);
    padding: 12px 10px;
    white-space: nowrap;
}

th {
    color: var(--muted);
    font-size: .8rem;
    text-transform: uppercase;
}

.movement-list {
    display: grid;
    gap: 8px;
}

.movement-row,
.result-row,
.cart-line {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel-soft);
    padding: 12px;
}

.movement-row span,
.result-row span,
.cart-line span {
    display: block;
    color: var(--muted);
    margin-top: 4px;
}

.pos-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 16px;
    align-items: start;
}

.pos-search,
.store-search {
    display: grid;
    gap: 10px;
    margin-bottom: 16px;
}

.pos-search > div,
.store-search > div {
    display: grid;
    grid-template-columns: 1fr 120px;
    gap: 8px;
}

.pos-search input,
.store-search input {
    min-height: 58px;
    font-size: 1.1rem;
}

.pos-search button,
.store-search button {
    border: 0;
    border-radius: var(--radius);
    color: #071018;
    background: var(--teal);
    font-weight: 800;
}

.result-list {
    display: grid;
    gap: 8px;
}

.cart-panel {
    position: sticky;
    top: 82px;
    padding: 16px;
    display: grid;
    gap: 14px;
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--line);
    padding-bottom: 14px;
}

.cart-total span {
    color: var(--muted);
}

.cart-total strong {
    font-size: 2rem;
}

.cart-lines {
    display: grid;
    gap: 8px;
}

.cart-line {
    align-items: stretch;
}

.cart-line-actions {
    display: grid;
    gap: 6px;
    min-width: 110px;
}

.cart-line-actions form {
    display: flex;
    gap: 6px;
}

.cart-line-actions input {
    width: 64px;
    padding: 8px;
}

.cart-line-actions button {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #0d0f16;
    color: var(--text);
    padding: 8px;
}

.status-pill.is-open {
    border-color: rgba(52, 211, 153, .55);
    color: var(--ok);
}

.status-pill.is-closed {
    border-color: rgba(251, 113, 133, .55);
    color: var(--danger);
}

.login-body .topbar {
    display: none;
}

.login-layout {
    min-height: calc(100vh - 56px);
    display: grid;
    place-items: center;
}

.login-panel {
    width: min(420px, 100%);
    padding: 22px;
}

.login-brand {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 22px;
}

.login-brand h1 {
    font-size: 1.35rem;
}

.login-brand p {
    color: var(--muted);
    margin: 4px 0 0;
}

.recognized-user {
    display: grid;
    gap: 4px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 12px;
    background: var(--panel-soft);
}

.recognized-user span,
.recognized-user a {
    color: var(--muted);
}

.form-error {
    color: var(--danger);
    font-size: .9rem;
}

.receipt {
    padding: 20px;
    width: min(860px, 100%);
    margin: 0 auto;
}

.receipt-total {
    display: flex;
    justify-content: flex-end;
    gap: 28px;
    margin-top: 18px;
}

.receipt-total span {
    display: block;
    color: var(--muted);
}

.receipt-total strong {
    display: block;
    margin-top: 4px;
}

.store-head {
    margin-bottom: 24px;
    border-bottom: 1px solid var(--line);
    padding-bottom: 14px;
}

.store-category-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 18px;
}

.store-category-row a {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 9px 12px;
    text-decoration: none;
    background: var(--panel);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.store-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
    overflow: hidden;
}

.store-card-media,
.product-media-placeholder {
    display: grid;
    place-items: center;
    min-height: 170px;
    text-decoration: none;
    background: #0d0f16;
}

.store-card-media span,
.product-media-placeholder span {
    display: grid;
    place-items: center;
    width: 72px;
    height: 72px;
    border-radius: var(--radius);
    background: var(--panel);
    border: 1px solid var(--line);
    font-weight: 800;
    color: var(--accent-strong);
}

.store-card-body {
    display: grid;
    gap: 10px;
    padding: 14px;
}

.store-card-body h2 {
    margin: 0;
}

.store-card-body h2 a {
    text-decoration: none;
}

.store-card-body p {
    margin: 0;
    color: var(--muted);
}

.store-card-body button {
    border: 0;
    border-radius: var(--radius);
    padding: 10px 12px;
    background: var(--teal);
    color: #071018;
    font-weight: 800;
    width: 100%;
}

.stock-pill {
    display: inline-flex;
    width: fit-content;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 6px 8px;
    margin: 0;
    font-size: .85rem;
}

.stock-pill-available {
    color: var(--ok);
    border-color: rgba(52, 211, 153, .45);
}

.stock-pill-low {
    color: var(--warning);
    border-color: rgba(251, 191, 36, .45);
}

.stock-pill-out {
    color: var(--danger);
    border-color: rgba(251, 113, 133, .5);
}

.product-detail-layout {
    display: grid;
    grid-template-columns: minmax(280px, .85fr) minmax(0, 1fr);
    gap: 16px;
    align-items: start;
}

.product-media-placeholder {
    min-height: 460px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.price-line {
    font-size: 1.4rem;
    font-weight: 800;
}

.sku-picker {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 12px;
    display: grid;
    gap: 8px;
}

.sku-picker legend {
    color: var(--muted);
    padding: 0 6px;
}

.sku-choice {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 10px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 10px;
    align-items: center;
    background: var(--panel-soft);
}

.sku-choice small {
    display: block;
    color: var(--muted);
    margin-top: 3px;
}

.sku-choice em {
    font-style: normal;
    font-weight: 800;
}

.sku-choice.is-out {
    opacity: .62;
}

.cart-page-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 14px;
    align-items: start;
}

.cart-line-subtotal {
    display: grid;
    gap: 4px;
    text-align: right;
}

.cart-line-subtotal span {
    color: var(--muted);
}

.cart-summary-box {
    position: sticky;
    top: 82px;
}

.empty-state {
    padding: 24px;
}

@media (max-width: 900px) {
    .topbar,
    .page-head,
    .section-title-row,
    .receipt-head,
    .store-head {
        grid-template-columns: 1fr;
        display: grid;
        align-items: start;
    }

    .main-nav,
    .logout-form {
        flex-wrap: wrap;
    }

    .metric-grid,
    .action-band,
        .split-layout,
        .split-layout-wide,
        .pos-layout,
        .grid-form,
        .filter-form,
        .product-grid,
        .product-detail-layout,
        .cart-page-layout {
        grid-template-columns: 1fr;
    }

    .cart-panel {
        position: static;
    }
}

@media (prefers-reduced-motion: no-preference) {
    a,
    button {
        transition: border-color .16s ease, background-color .16s ease, color .16s ease;
    }
}