@font-face { font-family: 'Graphik Arabic'; src: url('fonts/GraphikArabic-Regular.ttf') format('truetype'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Graphik Arabic'; src: url('fonts/GraphikArabic-Semibold.ttf') format('truetype'); font-weight: 600 700; font-display: swap; }
@font-face { font-family: Nexa; src: url('fonts/NexaText-Regular.ttf') format('truetype'); font-weight: 400; font-display: swap; }
@font-face { font-family: Nexa; src: url('fonts/NexaText-SemiBold.ttf') format('truetype'); font-weight: 600 700; font-display: swap; }

:root { color-scheme: light; --purple: #7e22ce; --purple-dark: #581c87; --purple-soft: #f4f4f5; --ink: #18181b; --muted: #52525b; --line: #e4e4e7; --paper: #fff; --canvas: #fafafa; --danger: #be123c; --radius: 0; }
* { box-sizing: border-box; }
/* Flat invoice interface: keep every control and surface square. */
*, *::before, *::after { border-radius: 0 !important; }
body { margin: 0; padding: 24px; background: var(--canvas); color: var(--ink); font: 14px/1.5 'Graphik Arabic', Nexa, Arial, sans-serif; }
button, input, select, a { -webkit-tap-highlight-color: transparent; }
button, a { touch-action: manipulation; cursor: pointer; }
button, a, input, select { transition: background-color 150ms ease, border-color 150ms ease, box-shadow 150ms ease, color 150ms ease; }
:focus-visible { outline: 3px solid #52525b; outline-offset: 3px; }
input { min-width: 0; color: var(--ink); background: var(--paper); font: inherit; }
input::placeholder { color: #a1a1aa; opacity: 1; }
input:user-invalid { border-color: var(--danger); }
input[type='number'] { appearance: textfield; -moz-appearance: textfield; }
input::-webkit-inner-spin-button, input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
[hidden] { display: none !important; }
.sr-only, .skip-link:not(:focus) { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.skip-link:focus { position: fixed; z-index: 10; top: 12px; left: 12px; padding: 10px 14px; border-radius: 6px; background: var(--paper); color: var(--purple-dark); }
.print-value { display: none; }
html[data-auth-pending] body { visibility: hidden; }
button:disabled { opacity: .62; cursor: wait; }

.login-page, .home-page { display: grid; min-height: 100dvh; place-items: center; padding: 24px; }
.login-card, .home-card { width: min(100%, 450px); padding: 44px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); box-shadow: 0 20px 52px rgba(24, 24, 27, .10); text-align: center; }
.login-card::before, .home-card::before { content: ''; display: block; width: 44px; height: 4px; margin: 0 auto 28px; border-radius: 999px; background: var(--purple); }
.login-logo, .home-logo { display: block; width: min(232px, 100%); height: 61px; margin: 0 auto 24px; object-fit: contain; }
.login-card h1, .home-card h1 { margin: 0 0 8px; color: var(--purple-dark); font-size: 24px; line-height: 1.2; }
.login-subtitle, .home-card p { margin: 0; color: var(--muted); }
.login-subtitle { margin-bottom: 30px; font-family: Nexa, sans-serif; font-size: 13px; letter-spacing: .08em; }
.login-field { margin-bottom: 16px; text-align: left; }
.login-field label, .field label { display: block; margin-bottom: 6px; color: var(--purple-dark); font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.login-field input, .field input { display: block; width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 7px; font-size: 14px; }
.login-field input:hover, .field input:hover, .meta-input-inline:hover { border-color: #a1a1aa; }
.login-error { min-height: 20px; margin: 0 0 12px; color: var(--danger); font-size: 12px; text-align: left; }
.btn { display: inline-flex; min-height: 40px; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 7px; padding: 9px 16px; font: 600 12px/1 Nexa, 'Graphik Arabic', Arial, sans-serif; letter-spacing: .01em; text-decoration: none; }
.btn-print { border-color: var(--purple); background: var(--purple); color: #fff; }
.btn-print:hover { border-color: var(--purple-dark); background: var(--purple-dark); }
.btn-back { border-color: var(--line); background: #fff; color: var(--purple-dark); }
.btn-back:hover { border-color: #a1a1aa; background: var(--purple-soft); }
.btn:active { box-shadow: inset 0 2px 4px #0002; }
.btn-login { width: 100%; min-height: 44px; font-size: 14px; }
.home-card p { max-width: 340px; margin: 0 auto; }
.home-card .btn { margin-top: 24px; }
.home-card .local-notice { margin-top: 28px; color: #71717a; font-size: 12px; line-height: 1.65; }

.invoice-page { width: min(100%, 880px); margin: 0 auto; padding: 40px 52px 32px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); box-shadow: 0 20px 56px rgba(24, 24, 27, .11); }
.invoice-preferences { display: grid; grid-template-columns: repeat(2, minmax(0, 180px)) minmax(180px, 1fr); align-items: end; gap: 12px 16px; margin-bottom: 16px; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--purple-soft); }
.preference-field { display: grid; gap: 5px; }
.preference-field label { color: var(--purple-dark); font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.preference-field select { min-height: 39px; border: 1px solid #a1a1aa; border-radius: 6px; padding: 7px 10px; color: var(--ink); background: var(--paper); font: 600 13px Nexa, 'Graphik Arabic', sans-serif; }
.preference-help { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.4; }
.invoice-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 38px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.header-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; }
.invoice-logo { display: block; flex: 0 1 232px; width: min(232px, 45%); height: 61px; object-fit: contain; object-position: left top; }
.invoice-title { text-align: right; }
.eyebrow { margin: 1px 0 3px; color: var(--muted); font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 10px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.header-row h1 { margin: 0; color: var(--purple-dark); font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: clamp(27px, 4vw, 35px); font-weight: 600; letter-spacing: -.03em; line-height: 1.1; }
.header-row h1 span { color: var(--purple); font-family: 'Graphik Arabic', sans-serif; font-size: .65em; font-weight: 600; letter-spacing: 0; }
.header-line { height: 4px; margin: 22px 0 30px; border-radius: 999px; background: linear-gradient(90deg, var(--purple) 0 18%, #a1a1aa 18%); }
html[dir='rtl'] .invoice-table th:first-child { text-align: right; }
html[dir='rtl'] .invoice-table .item-desc { padding-right: 7px; padding-left: 28px; }
.invoice-body-purchase { display: grid; grid-template-columns: 1.1fr .9fr; gap: 44px; margin-bottom: 28px; }
.invoice-body-purchase h2 { margin: 0 0 13px; color: var(--purple-dark); font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.invoice-body-purchase h2 span { color: var(--purple); font-family: 'Graphik Arabic', sans-serif; letter-spacing: 0; }
.invoice-meta-row { display: grid; gap: 10px; margin-bottom: 25px; }
.meta-item { display: grid; grid-template-columns: 120px minmax(0, 1fr); align-items: center; gap: 12px; }
.meta-label { color: var(--muted); font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: .04em; }
.meta-input-inline { width: 100%; min-height: 39px; border: 1px solid var(--line); border-radius: 6px; padding: 7px 10px; font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 13px; font-weight: 600; }
.company-info { display: grid; gap: 3px; color: var(--muted); font-size: 13px; line-height: 1.45; }
.company-info strong { color: var(--ink); font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 15px; }
.company-info input { width: 100%; max-width: 260px; min-height: 28px; border: 1px solid transparent; border-radius: 4px; padding: 1px 5px; color: var(--purple-dark); font: inherit; }
.company-info input:hover, .company-info input:focus { border-color: #a1a1aa; }
.field { margin-bottom: 14px; }
.field:last-child { margin-bottom: 0; }

table { border-collapse: collapse; }
.invoice-table-wrap { margin-bottom: 20px; }
.invoice-table { width: 100%; table-layout: fixed; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font-size: 13px; }
.col-price, .col-amount { width: 115px; }
.col-qty { width: 70px; }
.invoice-table th { padding: 11px 14px; border: 1px solid var(--purple-dark); background: var(--purple-dark); color: #fff; font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 10px; font-weight: 600; letter-spacing: .06em; text-align: right; text-transform: uppercase; }
.invoice-table th:first-child { text-align: left; }
.invoice-table td { padding: 10px 14px; border: 1px solid var(--line); color: var(--ink); font-weight: 400; overflow-wrap: anywhere; vertical-align: middle; }
.invoice-table tbody tr:nth-child(even) { background: #fafafa; }
.invoice-table input { width: 100%; min-height: 34px; border: 1px solid transparent; border-radius: 4px; padding: 5px 7px; font-size: 13px; font-weight: 400; }
.invoice-table input:hover, .invoice-table input:focus { border-color: #a1a1aa; background: #fff; }
.description-cell { position: relative; }
.invoice-table .item-desc { padding-right: 28px; }
.remove-row { position: absolute; top: 50%; right: 12px; width: 24px; height: 28px; transform: translateY(-50%); border: 0; border-radius: 4px; background: transparent; color: var(--danger); font-size: 20px; line-height: 1; opacity: 0; }
.description-cell:hover .remove-row, .description-cell:focus-within .remove-row { opacity: 1; }
.remove-row:hover { background: #f4f4f5; }
.invoice-table tbody tr:only-child .remove-row { display: none; }
.amount-cell { font-family: Nexa, 'Graphik Arabic', sans-serif; font-variant-numeric: tabular-nums; font-weight: 600 !important; text-align: right; }
.add-row { position: relative; min-height: 34px; margin-top: 10px; border: 1px dashed #a1a1aa; border-radius: 6px; padding: 6px 11px; background: var(--purple-soft); color: var(--purple-dark); font: 600 11px Nexa, 'Graphik Arabic', sans-serif; }
.add-row:hover { border-color: var(--purple); background: #e4e4e7; }
.add-row::after { content: ''; position: absolute; inset: -5px -6px; }
.totals-table { width: 310px; max-width: 100%; margin: 0 0 28px auto; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 12px; font-variant-numeric: tabular-nums; }
.totals-table th, .totals-table td { border-bottom: 1px solid var(--line); padding: 10px 13px; }
.totals-table tr:last-child > * { border-bottom: 0; }
.totals-table th { width: 45%; color: var(--muted); font-weight: 600; text-align: left; }
.totals-table td { color: var(--ink); text-align: right; }
.totals-table input { width: 74px; min-height: 29px; border: 1px solid var(--line); border-radius: 4px; padding: 3px 5px; text-align: right; font: inherit; }
.total-row { background: var(--purple-soft); }
.total-row th, .total-row td { color: var(--purple-dark); font-size: 14px; font-weight: 700; }
.form-feedback { margin: 12px 0 0; color: var(--danger); font-size: 12px; text-align: right; }
.invoice-footer { display: flex; flex-direction: column; gap: 12px; padding-top: 20px; border-top: 1px solid var(--line); }
.payment-note { display: flex; gap: 8px; color: var(--muted); font-size: 11px; }
.payment-note strong { flex: 0 0 auto; color: var(--purple-dark); font-family: Nexa, 'Graphik Arabic', sans-serif; font-weight: 700; }
.footer-contact { display: flex; flex-wrap: wrap; gap: 8px; color: var(--purple); font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 11px; }
.footer-contact a { color: inherit; text-decoration: none; }
.footer-contact a:hover { color: var(--purple-dark); text-decoration: underline; }
/* Keep the phone number left-to-right even when the invoice language is Arabic. */
.footer-contact a[href*="wa.me"] { direction: ltr; unicode-bidi: isolate; }

dialog { width: min(440px, calc(100% - 32px)); border: 1px solid var(--line); border-radius: 12px; padding: 28px; color: var(--ink); box-shadow: 0 20px 80px #18181b2b; }
dialog::backdrop { background: #18181b88; }
dialog h2 { margin: 0 0 10px; color: var(--purple-dark); font-size: 20px; }
dialog p { margin: 0 0 24px; color: var(--muted); font-size: 14px; line-height: 1.65; }
.dialog-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }

@media screen and (max-width: 680px) {
  body { padding: 10px; } .login-page, .home-page { padding: 12px; } .login-card, .home-card { padding: 32px 24px; } .invoice-page { padding: 26px 20px; border-radius: 10px; } .invoice-actions { margin-bottom: 28px; } .btn { min-height: 44px; }
  .invoice-preferences { grid-template-columns: 1fr 1fr; gap: 10px; padding: 12px; } .preference-field select { min-height: 44px; font-size: 16px; } .preference-help { grid-column: 1 / -1; }
  .header-row { align-items: flex-end; gap: 12px; } .invoice-logo { width: 47%; height: auto; } .eyebrow { display: none; } .header-row h1 { font-size: 27px; } .header-line { margin: 17px 0 25px; }
  .invoice-body-purchase { grid-template-columns: 1fr; gap: 28px; } .meta-item { grid-template-columns: 105px minmax(0, 1fr); gap: 8px; } .meta-input-inline, .field input { min-height: 44px; font-size: 16px; } .company-info input { min-height: 36px; font-size: 16px; }
  .invoice-table, .invoice-table tbody { display: block; border: 0; } .invoice-table colgroup, .invoice-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); } .invoice-table tbody { display: grid; gap: 14px; }
  .invoice-table tr { display: grid; grid-template-columns: minmax(0, 1fr) 76px minmax(0, 1fr); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; } .invoice-table td { display: flex; flex-wrap: wrap; align-content: start; align-items: center; gap: 5px; padding: 10px; border: 0; } .invoice-table td::before { flex: 0 0 100%; color: var(--purple-dark); font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 10px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; } .invoice-table td[data-label]::before { content: attr(data-label); } .invoice-table .description-cell { grid-column: 1 / -1; border-bottom: 1px solid var(--line); }
  .invoice-table input { min-height: 40px; border-color: var(--line); font-size: 16px; } .invoice-table .item-desc { padding-right: 38px; } html[dir='rtl'] .invoice-table .item-desc { padding-right: 7px; padding-left: 38px; } html[dir='rtl'] .remove-row { right: auto; left: 10px; } .invoice-table .amount-cell { gap: 3px; align-content: start; padding-top: 11px; } .invoice-table .amount-cell::before { margin-bottom: 14px; } .remove-row { top: auto; right: 10px; bottom: 8px; width: 34px; height: 40px; opacity: 1; }
  .add-row { min-height: 44px; margin-top: 12px; padding: 8px 12px; } .add-row::after { display: none; } .totals-table { width: 100%; } .totals-table input { min-height: 36px; width: 100px; font-size: 16px; } .payment-note { display: grid; gap: 3px; } .footer-contact { gap: 6px; }
}
@media (hover: none) { .remove-row { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; } }
@page { size: A4; margin: 13mm; }
@media print {
  html, body { margin: 0; padding: 0; background: #fff; } body { print-color-adjust: exact; -webkit-print-color-adjust: exact; } .invoice-page { display: flex; flex-direction: column; width: 100%; max-width: none; min-height: 271mm; padding: 0; border: 0; border-radius: 0; box-shadow: none; } #invoice-form { display: flex; flex: 1 0 auto; flex-direction: column; } .no-print, .skip-link, dialog, noscript { display: none !important; }
  .invoice-header, .invoice-body-purchase, .totals-table, .invoice-footer { break-inside: avoid; } input, select { display: none !important; } .currency { display: inline !important; } .print-value { display: inline; white-space: pre-wrap; overflow-wrap: anywhere; } .meta-item .print-value { font-family: Nexa, 'Graphik Arabic', sans-serif; font-size: 13px; font-weight: 600; } .meta-item { min-height: 27px; } .company-info input + .print-value { display: block; color: var(--purple-dark); } .field .print-value { display: block; min-height: 22px; font-size: 14px; }
  .invoice-table { font-size: 12px; } .invoice-table th, .invoice-table td { padding: 9px 10px; } .invoice-table thead { display: table-header-group; } .invoice-table tr { break-inside: avoid; } .col-price { width: 100px; } .col-amount { width: 110px; } .col-qty { width: 55px; } .invoice-footer { margin-top: auto; }
}