:root {
  --canvas: #f3f1eb;
  --paper: #fffcf7;
  --ink: #1c1917;
  --muted: #78716c;
  --line: rgba(28, 25, 23, 0.12);
  --accent: #0f6e56;
  --accent-ink: #ffffff;
  --clay: #9a3412;
  --clay-wash: #f6e6dc;
  --ochre: #a16207;
  --ochre-wash: #f6edd9;
  --good-wash: #e7f3ee;
  --shadow: 0 24px 60px rgba(28, 25, 23, 0.08);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --sans: "Outfit", sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sans);
  background: var(--canvas);
  color: var(--ink);
  min-height: 100vh;
  line-height: 1.6;
}

body.rtl {
  direction: rtl;
  font-family: "Noto Sans Arabic", var(--sans);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse at 0% 0%, rgba(15, 110, 86, 0.14), transparent 46%),
    radial-gradient(ellipse at 100% 8%, rgba(161, 98, 7, 0.1), transparent 34%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.22;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

.shell {
  position: relative;
  z-index: 1;
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
}

.initially-hidden {
  display: none;
}

.nav {
  position: sticky;
  top: 1rem;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(1400px, calc(100% - 2rem));
  margin: 1rem auto 0;
  padding: 0.55rem 0.55rem 0.55rem 1rem;
  background: rgba(255, 252, 247, 0.88);
  border: 1px solid var(--line);
  border-radius: 999px;
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.nav-brand img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-links a:hover {
  background: var(--good-wash);
}

.language-selector {
  position: static;
  justify-self: end;
  background: transparent;
  padding: 0;
  box-shadow: none;
}

.language-selector select {
  min-height: 44px;
  padding: 0 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
}

.language-selector select:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(15, 110, 86, 0.18);
}

.container {
  width: min(1400px, calc(100% - 3rem));
  margin: 0 auto;
  padding-bottom: 2rem;
}

.app-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  padding: clamp(1.5rem, 3vw, 2.5rem) 0 1.25rem;
}

.intro-side {
  display: contents;
}

.eyebrow {
  margin-bottom: 0.5rem;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.app-intro h1 {
  max-width: 14ch;
  color: var(--ink);
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  font-weight: 600;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.app-intro .subtitle {
  margin-top: 0.75rem;
}

.workflow-progress {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: 100%;
  list-style: none;
}

.workflow-progress li {
  position: relative;
  display: grid;
  grid-template-columns: 1.75rem 1fr;
  gap: 0.55rem;
  align-items: center;
  padding-top: 0.7rem;
  color: var(--muted);
  border-top: 2px solid var(--line);
}

.workflow-progress li.is-active {
  color: var(--ink);
  border-color: var(--accent);
}

.workflow-progress span {
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.55rem;
  background: var(--canvas);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.workflow-progress .is-active span {
  background: var(--accent);
  color: var(--accent-ink);
}

.workflow-progress strong {
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: end;
  padding: clamp(4rem, 8vw, 7rem) 0 clamp(3rem, 6vw, 5.5rem);
}

.hero-copy h1 {
  max-width: 72rem;
  font-size: clamp(3rem, 5vw, 5.5rem);
  line-height: 0.96;
  letter-spacing: -0.045em;
  font-weight: 600;
  color: var(--ink);
}

.inline-photo {
  display: inline-block;
  width: 6.5rem;
  height: 2.5rem;
  margin: 0 0.45rem 0.2rem;
  border-radius: 999px;
  background-color: #fff;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  vertical-align: middle;
  box-shadow: inset 0 0 0 1px var(--line);
}

.subtitle {
  max-width: 38rem;
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: 1.125rem;
}

.hero-visual {
  overflow: hidden;
  border-radius: 1.75rem;
  min-height: 320px;
  background: #e7e2d8;
  align-self: stretch;
}

.hero-visual img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  display: block;
  filter: grayscale(1) contrast(1.25);
  mix-blend-mode: luminosity;
  opacity: 0.92;
  transform-origin: center;
  transition: transform 0.7s var(--ease);
}

.hero-visual:hover img {
  transform: scale(1.05);
}

.chapter {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
}

.alert {
  display: none;
  margin-bottom: 1.25rem;
  padding: 0.9rem 1.1rem;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
}

.alert.show {
  display: block;
}

.alert-success {
  background: var(--good-wash);
  color: #145243;
  border-color: rgba(15, 110, 86, 0.28);
}

.alert-error {
  background: var(--clay-wash);
  color: var(--clay);
  border-color: rgba(154, 52, 18, 0.28);
}

.loading {
  display: none;
  padding: 1.5rem 0 2rem;
}

.loading.show {
  display: block;
}

.skeleton-stack {
  display: grid;
  gap: 0.75rem;
}

.skeleton-bar,
.skeleton-card {
  border-radius: 0.9rem;
  background: linear-gradient(90deg, #e7e2d8 0%, #f7f3ea 45%, #e7e2d8 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
}

.skeleton-bar {
  height: 1.1rem;
  width: 42%;
}

.skeleton-bar.short {
  width: 24%;
}

.skeleton-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 0.75rem;
  margin-top: 0.4rem;
}

.skeleton-card {
  height: 7.5rem;
}

.loading p {
  margin-top: 0.9rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.85rem;
}

@keyframes shimmer {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  padding: clamp(1.25rem, 2vw, 2rem);
  margin-bottom: 1.25rem;
}

.upload-panel {
  display: grid;
  grid-template-columns: minmax(14rem, 0.75fr) minmax(18rem, 1.25fr);
  gap: 1.25rem;
  align-items: center;
}

.dropzone {
  position: relative;
  display: grid;
  place-items: center;
  gap: 0.35rem;
  min-height: 8.5rem;
  padding: 1.25rem;
  border: 1.5px dashed rgba(28, 25, 23, 0.28);
  border-radius: 1rem;
  background: #f7f4ee;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.dropzone:hover,
.dropzone.is-dragover {
  border-color: var(--accent);
  background: var(--good-wash);
}

.dropzone input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.dropzone-title {
  color: var(--ink);
  font-weight: 600;
}

.dropzone-file {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.82rem;
}

.upload-panel .card-title {
  margin-bottom: 0.35rem;
  padding-bottom: 0;
  border-bottom: 0;
}

.upload-panel .form-group,
.upload-panel > .btn {
  margin: 0;
}

.upload-panel > .btn {
  width: auto;
  min-width: 11rem;
}

.workflow-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  gap: 1.25rem;
}

.workflow-grid > .card {
  min-width: 0;
}

.planning-fields {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: 1rem;
}

.card-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  height: 2rem;
  padding: 0 0.4rem;
  border-radius: 999px;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 500;
}

.form-group {
  margin-bottom: 1.25rem;
}

label {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--ink);
  font-weight: 500;
  font-size: 0.95rem;
}

input[type="file"],
input[type="number"],
select {
  width: 100%;
  min-height: 48px;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: #f7f4ee;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
}

input[type="number"] {
  font-family: var(--mono);
}

input:hover,
select:hover {
  border-color: rgba(28, 25, 23, 0.28);
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--paper);
  box-shadow: 0 0 0 3px rgba(15, 110, 86, 0.16);
}

.help-text {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 65ch;
}

.btn {
  appearance: none;
  border: 0;
  cursor: pointer;
  min-height: 48px;
  padding: 0.85rem 1.3rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.18s var(--ease), background 0.18s var(--ease);
}

.card > .btn {
  width: 100%;
  margin-top: 0.4rem;
}

.btn:hover {
  background: #0c5c48;
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn-inline {
  width: auto;
  margin-top: 1.75rem;
}

.selection-btn,
.print-button,
.chart-nav button {
  appearance: none;
  min-height: 44px;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
}

.selection-btn:hover,
.print-button:hover,
.chart-nav button:hover {
  background: var(--good-wash);
  border-color: rgba(15, 110, 86, 0.35);
}

.selection-actions,
.chart-nav,
.print-button {
  margin-top: 1rem;
}

.selection-actions,
.chart-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.print-button {
  margin-left: auto;
  margin-right: auto;
}

.operator-selection-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.7rem;
  align-items: stretch;
}

.operator-checkbox-item {
  min-width: 0;
  min-height: 168px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 1rem;
  border-radius: 1.25rem;
  border: 1px solid var(--line);
  background: #f7f4ee;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), transform 0.7s var(--ease);
}

.operator-checkbox-item:hover,
.operator-checkbox-item:focus-within,
.operator-checkbox-item:has(input:checked) {
  border-color: var(--accent);
  background: var(--good-wash);
}

.operator-checkbox-item img,
.operator-logo,
.operator-logo-large {
  width: 36px;
  height: 36px;
  object-fit: contain;
  transition: transform 0.7s var(--ease);
}

.operator-checkbox-item:hover img {
  transform: scale(1.05);
}

.operator-checkbox-item input {
  width: 1.15rem;
  height: 1.15rem;
  accent-color: var(--accent);
}

.operator-checkbox-item label,
.operator-checkbox-label {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  cursor: pointer;
  width: 100%;
}

.operator-checkbox-item .operator-with-logo {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
}

.operator-checkbox-item .operator-with-logo span {
  font-size: 0.82rem;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.operator-with-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.stock-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 0.9rem;
}

.stock-item {
  padding: 1rem;
  border-radius: 1.1rem;
  border: 1px solid var(--line);
  background: #f7f4ee;
  overflow: hidden;
}

.stock-item:hover img {
  transform: scale(1.05);
}

.stock-item label {
  color: var(--ink);
}

.fixed-quantity-input {
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
}

.fixed-quantity-label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.fixed-quantity-note {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  background: var(--good-wash);
  color: #145243;
  font-size: 0.82rem;
  font-weight: 600;
}

.strategy-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.strategy-option {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  border-radius: 1.1rem;
  border: 1px solid var(--line);
  background: #f7f4ee;
  cursor: pointer;
}

.strategy-option:has(input:checked) {
  border-color: var(--accent);
  background: var(--good-wash);
}

.strategy-option input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.2rem;
  accent-color: var(--accent);
}

.strategy-option strong {
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.strategy-option span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
}

.results {
  display: none;
}

.results.show {
  display: block;
}

.chart-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.8rem;
}

.chart-toolbar p {
  max-width: 36rem;
  color: var(--muted);
}

.charts-container {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
}

.chart-card {
  background: #f7f4ee;
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.1rem;
  overflow: hidden;
}

.chart-usage {
  grid-column: span 8;
}

.chart-coverage {
  grid-column: span 4;
}

.chart-stock {
  grid-column: span 7;
}

.chart-cost {
  grid-column: span 5;
}

.chart-card h3 {
  margin-bottom: 0.75rem;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.chart-container {
  position: relative;
  height: 300px;
}

.chart-container.large {
  height: 320px;
}

.chart-card canvas {
  transition: transform 0.7s var(--ease);
}

.result-overview {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 1fr);
  gap: 1px;
  margin-bottom: 1rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--line);
}

.overview-metric {
  min-width: 0;
  padding: 1rem;
  background: var(--paper);
}

.overview-metric:first-child {
  background: var(--accent);
  color: var(--accent-ink);
}

.overview-metric span {
  display: block;
  margin-bottom: 0.3rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.overview-metric:first-child span {
  color: rgba(255, 255, 255, 0.76);
}

.overview-metric strong {
  display: block;
  overflow: hidden;
  font-family: var(--mono);
  font-size: clamp(1.1rem, 2vw, 1.65rem);
  font-weight: 500;
  line-height: 1.15;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 1.25rem;
}

.result-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  padding: 1.2rem;
  overflow: hidden;
}

.result-card h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--line);
  font-size: 1.05rem;
}

.result-item {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

.result-item:last-child {
  border-bottom: 0;
}

.result-label {
  color: var(--muted);
}

.result-value {
  font-family: var(--mono);
  font-weight: 500;
  text-align: end;
}

.summary {
  margin-top: 1.25rem;
  padding: 1.4rem;
  border-radius: 1.4rem;
  background: var(--ink);
  color: var(--paper);
}

.summary h2 {
  font-size: 1.6rem;
  letter-spacing: -0.03em;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.summary .result-label,
.summary .result-value {
  color: var(--paper);
}

.summary .result-item {
  border-bottom-color: rgba(255, 252, 247, 0.16);
}

.summary-table {
  margin-top: 1.25rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  background: var(--paper);
}

.summary-table h3 {
  padding: 1rem 1rem 0;
  font-size: 1.05rem;
}

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

.summary-table th,
.summary-table td {
  padding: 0.8rem 0.9rem;
  text-align: start;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.summary-table thead tr {
  background: var(--ink);
  color: var(--paper);
}

.summary-table tbody tr:hover {
  background: #f7f4ee;
}

.summary-table tfoot tr {
  background: var(--good-wash);
  font-weight: 600;
}

.sortable-table th {
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  position: relative;
  padding-inline-end: 1.6rem;
}

.sortable-table th.sortable::after,
.sortable-table th.sort-asc::after,
.sortable-table th.sort-desc::after {
  content: "";
  position: absolute;
  inset-inline-end: 0.7rem;
  top: 50%;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
}

.sortable-table th.sortable::after {
  border-top: 5px solid rgba(255, 252, 247, 0.45);
  transform: translateY(-10%);
}

.sortable-table th.sort-asc::after {
  border-bottom: 6px solid var(--paper);
  border-top: 0;
  transform: translateY(-70%);
}

.sortable-table th.sort-desc::after {
  border-top: 6px solid var(--paper);
  transform: translateY(-20%);
}

.badge,
.coverage-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 500;
}

.badge-critical,
.coverage-critical {
  background: var(--clay-wash);
  color: var(--clay);
}

.badge-warning,
.coverage-warning {
  background: #f3e2d4;
  color: var(--clay);
}

.badge-moderate,
.coverage-moderate {
  background: var(--ochre-wash);
  color: var(--ochre);
}

.badge-success,
.coverage-good {
  background: var(--good-wash);
  color: #145243;
}

.coverage-display {
  margin-bottom: 0.9rem;
  padding: 1rem;
  border-radius: 1rem;
  background: var(--accent);
  color: var(--accent-ink);
  text-align: center;
}

.coverage-display .label,
.coverage-display .unit {
  font-size: 0.82rem;
  opacity: 0.9;
}

.coverage-display .value {
  font-family: var(--mono);
  font-size: 2.4rem;
  line-height: 1.1;
  font-weight: 500;
}

.shortfall {
  background: var(--clay-wash);
  border-radius: 0.8rem;
  padding: 0.7rem 0.8rem;
  margin-top: 0.6rem;
}

.shortfall .result-label,
.shortfall .result-value {
  color: var(--clay);
}

.caution {
  background: var(--ochre-wash);
  border-radius: 0.8rem;
  padding: 0.7rem 0.8rem;
  margin-top: 0.6rem;
}

.caution .result-label,
.caution .result-value {
  color: var(--ochre);
}

.money-strong {
  color: var(--accent);
  font-family: var(--mono);
}

.site-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  width: min(1400px, calc(100% - 3rem));
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) 0 3rem;
  border-top: 1px solid var(--line);
}

.site-footer strong {
  display: block;
  font-size: clamp(2rem, 4vw, 3.4rem);
  letter-spacing: -0.045em;
  font-weight: 600;
  line-height: 0.95;
}

.site-footer p {
  max-width: 36rem;
  margin-top: 0.8rem;
  color: var(--muted);
}

.print-only-table,
.po-notes,
.po-cut {
  display: none;
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .hero,
  .app-intro,
  .upload-panel,
  .workflow-grid,
  .planning-fields,
  .stock-grid,
  .results-grid,
  .strategy-list,
  .skeleton-grid,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .site-footer {
    display: grid;
  }

  .intro-side {
    justify-items: stretch;
  }

  .workflow-progress {
    min-width: 0;
    width: 100%;
  }

  .upload-panel > .btn {
    width: 100%;
  }

  .operator-selection-grid {
    grid-template-columns: 1fr 1fr;
  }

  .operator-checkbox-item,
  .operator-checkbox-item:hover,
  .operator-checkbox-item:has(input:checked) {
    min-height: 88px;
    flex-direction: row;
    align-items: center;
  }

  .operator-checkbox-item .operator-with-logo {
    flex-direction: row;
    align-items: center;
  }

  .inline-photo {
    display: block;
    width: 100%;
    height: 7.5rem;
    margin: 0.8rem 0;
    border-radius: 1.25rem;
  }

  .charts-container {
    grid-template-columns: 1fr;
  }

  .chart-usage,
  .chart-coverage,
  .chart-stock,
  .chart-cost {
    grid-column: 1;
  }

  .result-overview {
    grid-template-columns: 1fr 1fr;
  }

  .container,
  .site-footer {
    width: min(1400px, calc(100% - 1.5rem));
  }
}

@media (max-width: 560px) {
  .workflow-progress {
    grid-template-columns: repeat(3, 1fr);
  }

  .workflow-progress li {
    grid-template-columns: 1fr;
  }

  .workflow-progress strong {
    white-space: normal;
  }

  .result-overview {
    grid-template-columns: 1fr;
  }

  .operator-selection-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  * {
    color: #111 !important;
    background: transparent !important;
    box-shadow: none !important;
    text-shadow: none !important;
    -webkit-print-color-adjust: economy;
    print-color-adjust: economy;
  }

  @page {
    size: A4 portrait;
    margin: 0;
  }

  html,
  body {
    width: 210mm !important;
    height: 296mm !important;
    max-height: 296mm !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
    background: #fff !important;
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 12px !important;
    line-height: 1.3 !important;
    page-break-after: avoid !important;
    break-after: avoid !important;
  }

  body::before,
  body::after,
  .nav,
  .hero,
  .site-footer,
  .alert,
  .loading,
  .app-intro,
  .workflow-progress,
  #resultOverview,
  #chartsSection,
  .card-title,
  #resultsContent > h2,
  .summary,
  .results-grid,
  .result-card,
  .print-button,
  .screen-only-table,
  #resultsContent > :last-child,
  img,
  .operator-logo {
    display: none !important;
  }

  body > * {
    display: none !important;
  }

  .shell,
  .container,
  #results,
  #results .card,
  #resultsContent,
  .print-invoice-header,
  .summary-table.print-only-table,
  .print-only-table,
  .po-notes {
    display: block !important;
  }

  .container > * {
    display: none !important;
  }

  #results {
    display: block !important;
  }

  .shell,
  .container,
  #results,
  #results .card {
    width: 210mm !important;
    height: 296mm !important;
    max-height: 296mm !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    overflow: hidden !important;
  }

  #resultsContent {
    display: flex !important;
    flex-direction: column;
    box-sizing: border-box !important;
    width: 210mm !important;
    height: 296mm !important;
    max-height: 296mm !important;
    margin: 0 !important;
    padding: 12mm 14mm 10mm !important;
    overflow: hidden !important;
    border: 0 !important;
  }

  .print-invoice-header {
    flex: 0 0 auto;
  }

  .summary-table.print-only-table {
    flex: 5 1 0;
    display: flex !important;
    flex-direction: column;
    min-height: 0;
    margin: 4mm 0 0 !important;
  }

  .print-only-table:not(.summary-table) {
    order: 3;
    flex: 2.15 1 0;
    display: flex !important;
    flex-direction: column;
    box-sizing: border-box !important;
    min-height: 0;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
  }

  .po-notes {
    order: 1;
    flex: 0 0 auto;
    margin-top: 4mm !important;
  }

  .po-cut {
    order: 2;
    display: table !important;
    width: 100% !important;
    margin: 7mm 0 !important;
    padding: 0 !important;
    border: 0 !important;
    border-collapse: separate !important;
    border-spacing: 0 !important;
    table-layout: fixed;
    background: transparent !important;
  }

  .po-cut td {
    height: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    background: transparent !important;
  }

  .po-cut td.po-cut-dash {
    border-bottom: 2px solid #111 !important;
  }

  .po-company-header {
    display: flex !important;
    justify-content: space-between;
    align-items: flex-start;
    gap: 8px;
    margin: 0 0 3mm !important;
    padding: 0 0 2mm !important;
    border-bottom: 1px solid #111 !important;
  }

  .po-company-info h1 {
    margin: 0 0 1mm !important;
    font-size: 18px !important;
    font-weight: 700 !important;
    letter-spacing: 0.04em;
  }

  .po-company-info p {
    margin: 0 !important;
    font-size: 12px !important;
    line-height: 1.35 !important;
  }

  .po-document-info {
    margin: 0 !important;
    padding: 0 0 2mm !important;
    border: 0 !important;
    border-bottom: 1px solid #111 !important;
    text-align: left;
  }

  .po-document-info h2 {
    margin: 0 0 1mm !important;
    font-size: 16px !important;
    font-weight: 700 !important;
    letter-spacing: 0.14em;
    text-transform: uppercase;
  }

  .po-document-details {
    display: flex !important;
    justify-content: flex-start;
    gap: 18px;
    font-size: 12px !important;
  }

  .po-document-details div {
    display: flex !important;
    flex-direction: row;
    gap: 4px;
  }

  .summary-table {
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
  }

  .summary-table h3,
  .po-notes h3 {
    display: none !important;
  }

  .summary-table.print-only-table table,
  .print-only-table:not(.summary-table) table {
    flex: 1 1 auto;
    width: 100% !important;
    height: 100% !important;
    margin: 0 !important;
    border-collapse: collapse !important;
    table-layout: fixed;
  }

  .summary-table table {
    font-size: 14px !important;
  }

  .summary-table.print-only-table tr {
    height: 14.28%;
  }

  .summary-table th,
  .summary-table td {
    padding: 0 3mm !important;
    border: 1px solid #111 !important;
    font-size: 14px !important;
    line-height: 1.2 !important;
    vertical-align: middle !important;
  }

  .summary-table thead tr,
  .summary-table tfoot tr,
  .summary-table tbody tr:nth-child(even) {
    background: transparent !important;
  }

  .summary-table tfoot td {
    font-weight: 700 !important;
    border-top: 1.5px solid #111 !important;
  }

  .coverage-column,
  .badge {
    display: none !important;
  }

  .po-notes {
    margin: 0 !important;
    padding: 3mm 0 0 !important;
    border: 0 !important;
    border-top: 1px solid #111 !important;
    background: transparent !important;
  }

  .po-notes p {
    margin: 0 !important;
    font-size: 12px !important;
    line-height: 1.3 !important;
  }

  .print-only-table:not(.summary-table) > div {
    flex: 1 1 auto;
    display: flex !important;
    flex-direction: column;
    min-height: 0;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
  }

  .print-only-table:not(.summary-table) > div > div:first-child {
    flex: 0 0 auto;
    margin: 0 0 2mm !important;
    font-size: 12px !important;
    font-weight: 700 !important;
    letter-spacing: 0.12em;
    text-align: center !important;
    text-transform: uppercase;
  }

  .print-only-table:not(.summary-table) > div > div:last-child {
    flex: 0 0 auto;
    margin: 2mm 0 0 !important;
    font-size: 11px !important;
    text-align: center !important;
  }

  .print-only-table:not(.summary-table) table {
    font-size: 13px !important;
  }

  .print-only-table:not(.summary-table) tr {
    height: 25%;
  }

  .print-only-table:not(.summary-table) th,
  .print-only-table:not(.summary-table) td {
    padding: 0 3mm !important;
    border: 1px solid #111 !important;
    font-size: 13px !important;
    line-height: 1.2 !important;
    vertical-align: middle !important;
    background: transparent !important;
  }

  .print-only-table:not(.summary-table) tr {
    background: transparent !important;
  }
}