.invoice-hero {
    margin-bottom: 28px;
}

.gold-invoice-shell {
    display: grid;
    gap: 16px;
}

.invoice-control-card,
.invoice-cart-card,
.invoice-summary-card {
    background: #fff;
    border: 1.5px solid var(--border);
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.invoice-control-card,
.invoice-cart-card {
    padding: 24px;
}

.invoice-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.invoice-card-head span,
.invoice-summary-title {
    color: var(--gold-dark);
    font-size: 12px;
    font-weight: 900;
}

.invoice-card-head h2 {
    margin: 4px 0 0;
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
}

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

.invoice-price-grid {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.invoice-switch-group {
    min-width: 0;
}

.invoice-toggle,
.invoice-add-btn,
.invoice-share-btn,
.invoice-remove-btn {
    border: 1.5px solid var(--border-gold);
    background: #FFF8E7;
    color: var(--gold-dark);
    border-radius: 10px;
    font-family: 'Cairo', sans-serif;
    font-size: 13px;
    font-weight: 900;
    padding: 10px 14px;
    cursor: pointer;
}

.invoice-toggle {
    width: 100%;
    min-height: 42px;
}

.invoice-toggle[aria-pressed="true"] {
    background: var(--gold);
    border-color: var(--gold);
    color: #fff;
}

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

.invoice-items {
    display: grid;
    gap: 12px;
}

.invoice-item {
    background: var(--bg2);
    border: 1.5px solid var(--border);
    border-radius: 14px;
    padding: 16px;
}

.invoice-item-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.invoice-item-top strong {
    font-size: 14px;
    color: var(--text);
}

.invoice-remove-btn {
    padding: 7px 11px;
    border-color: rgba(220, 38, 38, .22);
    background: rgba(220, 38, 38, .08);
    color: #b91c1c;
}

.invoice-item-grid {
    display: grid;
    grid-template-columns: 1.15fr .75fr .8fr 1.1fr .85fr;
    gap: 10px;
}

.invoice-item-result {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 800;
}

.invoice-item-result strong {
    color: var(--text);
    direction: ltr;
    unicode-bidi: isolate;
}

.invoice-item-result em {
    width: 100%;
    font-style: normal;
    color: #b45309;
    background: #FFF7ED;
    border: 1px solid #FED7AA;
    border-radius: 10px;
    padding: 8px 10px;
}

.invoice-summary-card {
    position: sticky;
    top: 88px;
    padding: 22px;
}

.invoice-summary-title {
    margin-bottom: 14px;
}

.invoice-summary-list {
    display: grid;
    gap: 10px;
}

.invoice-summary-list div {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--bg3);
    padding-bottom: 9px;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 800;
}

.invoice-summary-list strong {
    color: var(--text);
    direction: ltr;
    unicode-bidi: isolate;
    white-space: nowrap;
}

.invoice-summary-list .invoice-total {
    margin-top: 4px;
    padding: 12px;
    border: 1.5px solid var(--border-gold);
    border-radius: 12px;
    background: #FFF8E7;
}

.invoice-summary-list .invoice-total span,
.invoice-summary-list .invoice-total strong {
    color: var(--gold-dark);
    font-weight: 900;
}

.invoice-summary-list .invoice-resale {
    color: #0f766e;
}

.invoice-summary-note {
    margin: 14px 0;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 700;
    line-height: 1.8;
}

.invoice-pdf-btn {
    width: 100%;
}

@media (max-width: 980px) {
    .invoice-layout,
    .invoice-controls-grid,
    .invoice-price-grid,
    .invoice-item-grid {
        grid-template-columns: 1fr 1fr;
    }

    .invoice-summary-card {
        position: static;
    }
}

@media (max-width: 640px) {
    .invoice-control-card,
    .invoice-cart-card,
    .invoice-summary-card {
        padding: 18px;
        border-radius: 16px;
    }

    .invoice-card-head {
        align-items: stretch;
        flex-direction: column;
    }

    .invoice-controls-grid,
    .invoice-price-grid,
    .invoice-layout,
    .invoice-item-grid {
        grid-template-columns: 1fr;
    }

    .invoice-add-btn,
    .invoice-share-btn {
        width: 100%;
    }
}

html[data-theme="night"] .invoice-control-card,
html[data-theme="night"] .invoice-cart-card,
html[data-theme="night"] .invoice-summary-card {
    background: linear-gradient(180deg, rgba(25, 31, 45, 0.98), rgba(18, 24, 36, 0.98));
    border-color: rgba(70, 84, 116, 0.55);
}

html[data-theme="night"] .invoice-item {
    background: rgba(34, 41, 58, 0.96);
    border-color: rgba(72, 88, 120, 0.5);
}

html[data-theme="night"] .invoice-card-head h2,
html[data-theme="night"] .invoice-item-top strong,
html[data-theme="night"] .invoice-summary-list strong,
html[data-theme="night"] .invoice-item-result strong {
    color: #f3f6ff;
}

html[data-theme="night"] .invoice-summary-list div,
html[data-theme="night"] .invoice-summary-note,
html[data-theme="night"] .invoice-item-result {
    color: #aeb8cc;
}

html[data-theme="night"] .invoice-summary-list .invoice-total {
    background: rgba(212, 175, 55, 0.1);
    border-color: rgba(212, 175, 55, 0.42);
}