:root {
  --accent: #f06b32;
  --accent-rgb: 240 107 50;
  --neutral: #f4f5f7;
  --ink: #111828;
  --muted: #6b7280;
  --paper: #ffffff;
  --on-accent: #f8fafc;
  --shadow: 0 24px 60px rgba(17, 24, 40, 0.18);
  --page-width: 794px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--ink);
  background: radial-gradient(
    circle at top left,
    #eef1f6,
    #f7f7f5 55%,
    #eae7e2 100%
  );
}

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 32px 40px 8px;
  flex-wrap: wrap;
}

.toolbar__intro {
  max-width: 560px;
}

.toolbar__intro h1 {
  margin: 6px 0 8px;
  font-size: 30px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 11px;
  margin: 0;
  color: var(--muted);
}

.muted {
  color: var(--muted);
  margin: 0;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.btn {
  border: 1px solid rgba(17, 24, 40, 0.18);
  background: #fff;
  padding: 10px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-family: "Inter", sans-serif;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(17, 24, 40, 0.12);
}

.btn--primary {
  background: var(--accent);
  border-color: transparent;
  color: #fff;
}

.btn--ghost {
  border: 1px dashed rgba(17, 24, 40, 0.25);
  background: transparent;
}

.btn--compact {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.2;
}

label.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  user-select: none;
}

.toast {
  position: sticky;
  top: 18px;
  z-index: 10;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 999px;
  width: max-content;
  max-width: 100%;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(-10px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.preview {
  flex: 1;
  padding: 8px 32px 48px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.invoice {
  width: 100%;
  max-width: var(--page-width);
  background: var(--paper);
  border-radius: 28px;
  box-shadow: var(--shadow);
  overflow: hidden;
  font-family: "Inter", sans-serif;
}

.invoice__hero {
  display: flex;
  flex-direction: column;
}

.invoice__hero-bar {
  background: var(--accent);
  color: var(--on-accent);
  padding: 32px 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  position: relative;
}

.invoice__hero-left {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.invoice__hero-right {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-end;
}

.invoice__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 11px;
  margin: 0;
  color: rgba(248, 250, 252, 0.7);
}

.invoice__title {
  font-size: 38px;
  margin: 0;
}

.invoice__number {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(248, 250, 252, 0.7);
}

.invoice__number strong {
  font-size: 16px;
  color: var(--on-accent);
  letter-spacing: 0.08em;
}

.invoice__total {
  text-align: right;
}

.invoice__total span {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px;
  color: rgba(248, 250, 252, 0.7);
}

.invoice__total strong {
  display: block;
  font-size: 28px;
  font-weight: 600;
  color: var(--on-accent);
}

.invoice__hero-meta {
  display: grid;
  gap: 10px;
  text-align: right;
  font-size: 13px;
}

.invoice__hero-meta input {
  text-align: right;
}

.invoice__hero-meta span {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 10px;
  color: rgba(248, 250, 252, 0.7);
}

.invoice__hero-meta strong {
  color: var(--on-accent);
  font-size: 14px;
}

.invoice__color-picker {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(248, 250, 252, 0.16);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.invoice__color-picker label {
  font-size: 10px;
  color: rgba(248, 250, 252, 0.8);
}

.invoice__color-picker input {
  border: none;
  width: 28px;
  height: 28px;
  padding: 0;
  border-radius: 999px;
  background: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.invoice__recipient {
  padding: 60px 36px 48px;
  display: grid;
  gap: 0;
}

.invoice__recipient h2 {
  margin: 0 0 2px;
  font-size: 22px;
}

.invoice__recipient p {
  margin: 0;
}

.invoice__recipient .invoice__eyebrow {
  color: var(--ink);
}

.body-text {
  font-family: "Literata", serif;
}

.invoice__table {
  padding: 6px 36px 0;
}

.invoice__row {
  display: grid;
  grid-template-columns: 3.4fr 0.8fr 0.9fr 0.7fr 1fr 118px;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(17, 24, 40, 0.08);
  font-size: 14px;
  align-items: center;
}

.invoice__row span:nth-child(2),
.invoice__row span:nth-child(4) {
  text-align: center;
}

.invoice__row span:nth-child(3),
.invoice__row span:nth-child(5) {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.invoice__row span:nth-child(5) {
  min-width: 0;
  padding-right: 24px;
}

.invoice__row--head {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 11px;
  color: var(--muted);
  border-bottom: 1px solid rgba(17, 24, 40, 0.12);
}

.invoice__row--head span:last-child {
  text-align: right;
}


.invoice__row .inline-input {
  width: 100%;
}

.invoice__row .inline-input--multiline {
  align-self: start;
  resize: none;
  white-space: pre-wrap;
  overflow: hidden;
  line-height: 1.3;
  min-height: 1.3em;
}

.invoice__row .inline-input::placeholder {
  color: rgba(17, 24, 40, 0.4);
}

.invoice__summary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 24px 36px 10px;
}

.summary__box {
  border: 1px solid rgba(17, 24, 40, 0.1);
  border-radius: 18px;
  padding: 18px 20px;
}

.summary__box h3 {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 11px;
  color: var(--muted);
}

.summary__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
  font-size: 14px;
}

.summary__row strong {
  font-variant-numeric: tabular-nums;
}

.summary__row--total {
  font-size: 18px;
  font-weight: 600;
}

.summary__row--currency input {
  text-align: right;
}

.summary__box--note {
  background: var(--neutral);
}

.summary__box--note {
  order: 2;
}

.summary__box:not(.summary__box--note) {
  order: 1;
}

.invoice__footer {
  padding: 28px 36px 36px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  align-items: flex-start;
  border-top: 1px solid rgba(17, 24, 40, 0.1);
}

.invoice__footer-logo {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-self: flex-start;
}

.logo {
  width: 180px;
  height: 120px;
  border-radius: 0;
  background: transparent;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--ink);
  font-family: "Inter", sans-serif;
  font-weight: 600;
  text-align: center;
  padding: 0;
}

.logo__text {
  font-size: 12px;
  line-height: 1.2;
}

.logo__image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: none;
}

.logo__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.invoice__seller h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.invoice__footer p {
  margin: 2px 0;
  line-height: 1.3;
}

.invoice__seller-contact {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.invoice__footer-meta {
  grid-column: 1 / -1;
  margin: 8px 0 0;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.editable {
  outline: none;
  border-bottom: 1px dashed transparent;
  transition:
    border-color 0.2s ease,
    background 0.2s ease;
}

.editable:focus {
  border-bottom-color: var(--on-accent);
  background: rgba(248, 250, 252, 0.14);
}

.invoice__recipient .editable:focus,
.summary__box--note .editable:focus,
.invoice__footer .editable:focus {
  border-bottom-color: var(--accent);
  background: rgba(var(--accent-rgb) / 0.08);
}

.inline-input {
  border: none;
  background: transparent;
  font: inherit;
  color: inherit;
  padding: 0;
  min-width: 0;
}

.inline-input--number {
  text-align: right;
}

.inline-input--light {
  color: var(--on-accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
}

.inline-input:focus {
  outline: none;
  background: rgba(var(--accent-rgb) / 0.1);
  border-radius: 6px;
}

.invoice__hero-bar .inline-input:focus {
  background: rgba(248, 250, 252, 0.14);
}

.item-remove {
  justify-self: end;
  min-width: 32px;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 50%;
  font-size: 14px;
  line-height: 1;
  display: grid;
  place-items: center;
}

.item-remove svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.item-remove i {
  font-size: 14px;
  line-height: 1;
}

.item-remove.is-armed {
  background: #b42318;
  border-color: transparent;
  color: #fff;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 980px) {
  .toolbar {
    padding: 24px 20px 8px;
  }

  .preview {
    padding: 8px 16px 40px;
  }

  .invoice__hero-bar {
    grid-template-columns: 1fr;
  }

  .invoice__hero-right {
    align-items: flex-start;
    text-align: left;
  }

  .invoice__hero-meta {
    text-align: left;
  }

  .invoice__hero-meta input {
    text-align: left;
  }

  .invoice__color-picker {
    position: static;
    align-self: flex-start;
    margin-top: 8px;
  }

  .invoice__summary {
    grid-template-columns: 1fr;
  }

  .invoice__footer {
    grid-template-columns: 1fr;
  }
}

@media print {
  @page {
    size: A4;
    margin: 0;
  }

  body {
    background: #ffffff;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  .toolbar,
  .toast,
  .logo__actions,
  #addItemBtn,
  .item-remove,
  .invoice__color-picker {
    display: none;
  }

  .preview {
    padding: 0;
  }

  .invoice {
    width: 210mm;
    max-width: none;
    min-height: 297mm;
    border-radius: 0;
    box-shadow: none;
    display: flex;
    flex-direction: column;
  }

  .invoice__hero-bar {
    grid-template-columns: 1fr 1fr;
  }

  .invoice__hero-right {
    align-items: flex-end;
    text-align: right;
  }

  .invoice__hero-meta {
    text-align: right;
  }

  .invoice__hero-meta input {
    text-align: right;
  }

  .invoice__footer {
    grid-template-columns: 1fr 1fr 1fr;
    align-items: start;
    min-height: 90mm;
    align-content: start;
  }

  .invoice__footer-logo {
    grid-column: 1;
  }

  .invoice__seller {
    grid-column: 2;
  }

  .invoice__seller-contact {
    grid-column: 3;
  }

  .invoice__footer-meta {
    margin-top: auto;
    align-self: end;
    text-align: center;
  }

  .invoice__summary {
    display: block;
  }

  .summary__box {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .summary__box--note {
    break-before: page;
    page-break-before: always;
    margin-top: 16mm;
  }

  .invoice__footer-meta {
    position: fixed;
    left: 12mm;
    right: 12mm;
    bottom: 8mm;
    margin: 0;
    text-align: center;
  }

  input[type="date"]::-webkit-calendar-picker-indicator {
    display: none;
  }

  input[type="date"] {
    appearance: none;
  }
}
  .invoice__row {
    grid-template-columns: 3.8fr 0.8fr 0.9fr 0.7fr 1fr 0px;
  }

/* ── Login overlay ───────────────────────────────────────────────────────── */
.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(17, 24, 40, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  backdrop-filter: blur(4px);
}

.login-overlay.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.login-card {
  background: var(--paper);
  border-radius: 24px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 16px;
}

.login-card__title {
  margin: 0;
  font-size: 24px;
}

.login-tabs {
  display: flex;
  border-bottom: 1px solid rgba(17, 24, 40, 0.12);
}

.login-tab {
  background: none;
  border: none;
  padding: 8px 16px;
  cursor: pointer;
  font-family: "Inter", sans-serif;
  font-size: 14px;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.2s, border-color 0.2s;
}

.login-tab.is-active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.login-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--ink);
}

.login-input {
  display: block;
  width: 100%;
  border: 1px solid rgba(17, 24, 40, 0.2);
  border-radius: 12px;
  padding: 10px 14px;
  font-family: "Inter", sans-serif;
  font-size: 15px;
  margin-bottom: 16px;
  color: var(--ink);
  background: var(--paper);
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.login-input:focus {
  outline: none;
  border-color: var(--accent);
}

.login-submit {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  border-radius: 12px;
  margin-top: 4px;
}

.login-error {
  font-size: 13px;
  color: #b42318;
  margin: -8px 0 8px;
  min-height: 18px;
}

/* ── Toolbar right column ───────────────────────────────────────────────── */
.toolbar__right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

/* ── User bar ────────────────────────────────────────────────────────────── */
.user-bar {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-bar__email {
  font-size: 12px;
  color: var(--muted);
}

/* ── Invoice selector ────────────────────────────────────────────────────── */
.invoice-selector {
  position: relative;
}

.invoice-selector__chevron {
  font-size: 10px;
  margin-left: 4px;
  transition: transform 0.2s;
}

.invoice-selector__chevron.is-open {
  transform: rotate(180deg);
}

.invoice-selector__dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  z-index: 20;
  background: var(--paper);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 12px;
  min-width: 280px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.invoice-selector__dropdown[hidden] {
  display: none;
}

.invoice-selector__panel {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 300px;
  overflow-y: auto;
}

.invoice-selector__row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.invoice-selector__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding: 8px 12px;
  border-radius: 10px;
  gap: 2px;
  border-style: solid;
}

.invoice-selector__item.is-active {
  background: rgba(var(--accent-rgb) / 0.1);
  border-color: var(--accent);
  color: var(--accent);
}

.invoice-selector__name {
  font-weight: 500;
  font-size: 13px;
}

.invoice-selector__date {
  font-size: 11px;
  color: var(--muted);
}

.invoice-selector__delete {
  color: var(--muted);
  flex-shrink: 0;
}

.invoice-selector__new {
  width: 100%;
  border-radius: 10px;
  justify-content: center;
  margin-top: 4px;
}

@media print {
  .login-overlay,
  .user-bar,
  .invoice-selector,
  .toolbar__right {
    display: none !important;
  }
}