/* Only the existing Material Flow page; shared header/footer styles stay intact. */
.material-flow-page {
  background: #fff;
}
.material-flow-page main {
  color: var(--site-text);
}
.material-flow-page .flow-inner {
  width: min(100% - 64px, 1200px);
  margin-inline: auto;
}
.material-flow-page :is(.flow-intro, .flow-section) {
  padding-block: clamp(36px, 3.3vw, 48px);
}
.material-flow-page .flow-intro {
  padding-top: clamp(32px, 3vw, 44px);
  padding-bottom: 12px;
  text-align: center;
}
.material-flow-page h1 {
  max-width: 34ch;
  margin: 0 auto;
  font-size: var(--site-title-page);
  font-weight: var(--site-weight-title);
  line-height: 1.2;
  letter-spacing: -0.02em;
  text-wrap: balance;
  overflow-wrap: anywhere;
}
.material-flow-page .flow-intro p {
  max-width: 78ch;
  margin: 18px auto 0;
  color: var(--muted);
  font-size: var(--site-text-lead);
  line-height: 1.7;
}
.material-flow-page .flow-section {
  scroll-margin-top: var(--flow-anchor-offset, 132px);
}
.material-flow-page .flow-section--cream {
  /* The retained legacy class is now a cool grey, never beige. */
  background: var(--site-surface-soft);
}
.material-flow-page .flow-heading {
  margin-bottom: 28px;
  text-align: center;
}
.material-flow-page h2 {
  margin: 0;
  font-size: var(--site-title-section);
  font-weight: var(--site-weight-section);
  line-height: 1.3;
  text-wrap: balance;
  overflow-wrap: anywhere;
}
.material-flow-page .flow-heading p {
  max-width: 78ch;
  margin: 14px auto 0;
  color: var(--muted);
  line-height: 1.7;
}
.material-flow-page h3 {
  margin: 0 0 12px;
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
  overflow-wrap: anywhere;
}
.material-flow-page p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}
.material-flow-page :is(.flow-type, .flow-type-copy, .flow-module, .flow-project) {
  min-width: 0;
}
.material-flow-page .flow-feature {
  padding: 28px 32px;
  background: var(--site-surface);
}
.material-flow-page .flow-feature h3 {
  font-size: var(--site-title-feature);
}
.material-flow-page .flow-type-body {
  color: var(--muted);
}
.material-flow-page .flow-type-body p + p {
  margin-top: 12px;
}
.material-flow-page .flow-types {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 48px;
  margin-top: 8px;
}
.material-flow-page .flow-types .flow-type {
  padding-block: 24px;
  border-bottom: 1px solid var(--line);
}
.material-flow-page .flow-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 0;
  margin: 14px 0 0;
  padding: 0;
  color: var(--site-text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  list-style: none;
}
.material-flow-page .flow-keywords li + li::before {
  content: "·";
  padding-inline: 9px;
  color: var(--site-brand-green);
}
.material-flow-page .flow-system-note {
  margin-top: 20px;
  color: var(--site-text-secondary);
  font-size: 0.94rem;
}
/* Empty media slots reserve no height. Add only approved real images later. */
.material-flow-page .flow-media[hidden] {
  display: none;
}
.material-flow-page .flow-media:not([hidden]) {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-bottom: 22px;
}
.material-flow-page .flow-media figure {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
}
.material-flow-page .flow-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.material-flow-page .flow-types [data-flow-media="belt"],
.material-flow-page .flow-types [data-flow-media="chain"],
.material-flow-page .flow-types [data-flow-media="roller"],
.material-flow-page .flow-types [data-flow-media="modular-belt"] {
  width: 100%;
  max-width: 440px;
  margin-inline: auto;
}
.material-flow-page [data-flow-media="chain"] img {
  object-fit: contain;
}
.material-flow-page [data-flow-media="modular-belt"] img {
  object-position: center top;
}
.material-flow-page .flow-feature.has-media {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  align-items: start;
  gap: 32px;
}
.material-flow-page .flow-feature.has-media .flow-media {
  width: 100%;
  max-width: 440px;
  margin-inline: auto;
  margin-bottom: 0;
}
.material-flow-page .flow-modules {
  border-top: 1px solid rgba(16, 64, 47, 0.18);
}
.material-flow-page .flow-module {
  display: grid;
  grid-template-columns: minmax(0, 0.32fr) minmax(0, 0.68fr);
  align-items: start;
  gap: 36px;
  padding-block: 22px;
  border-bottom: 1px solid rgba(16, 64, 47, 0.18);
}
.material-flow-page .flow-module h3 {
  margin-bottom: 0;
}
.material-flow-page .flow-module p {
  color: var(--muted);
}
.material-flow-page .flow-module-copy {
  display: contents;
}
.material-flow-page .flow-module.has-media {
  grid-template-columns: minmax(0, 0.4fr) minmax(0, 0.6fr);
  align-items: center;
  gap: 32px;
}
.material-flow-page .flow-module.has-media .flow-module-copy {
  display: block;
  min-width: 0;
}
.material-flow-page .flow-module.has-media h3 {
  margin-bottom: 12px;
}
.material-flow-page .flow-module.has-media .flow-media {
  width: 100%;
  max-width: 440px;
  margin-inline: auto;
  margin-bottom: 0;
}
.material-flow-page [data-flow-module-media="lift-rotate"] img {
  object-position: center top;
}
.material-flow-page .flow-equation {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px minmax(0, 1fr) 36px minmax(0, 1.15fr);
  align-items: start;
  gap: 18px;
}
.material-flow-page .flow-component {
  min-width: 0;
  margin: 0;
  cursor: default;
}
.material-flow-page .flow-illustration {
  height: 248px;
  color: var(--site-brand-green);
}
.material-flow-page .flow-parts-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 14px 8px;
}
.material-flow-page .flow-diagram-piece {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 6px;
}
.material-flow-page .flow-diagram-piece > span {
  max-width: 100%;
  color: var(--site-text-secondary);
  font-size: 0.8rem;
  line-height: 1.35;
  text-align: center;
  overflow-wrap: anywhere;
}
.material-flow-page .flow-drawing {
  display: block;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.material-flow-page .flow-diagram-piece .flow-drawing {
  max-width: 170px;
  height: 76px;
  flex: none;
}
.material-flow-page .flow-drawing :is(path, circle, ellipse) {
  vector-effect: non-scaling-stroke;
}
.material-flow-page .flow-drawing .flow-surface {
  fill: var(--site-surface-soft);
}
.material-flow-page .flow-drawing .flow-solid {
  fill: currentColor;
}
.material-flow-page .flow-drawing .flow-detail {
  stroke-width: 1;
  stroke-opacity: 0.65;
}
.material-flow-page .flow-drawing .flow-construction {
  stroke-width: 1;
  stroke-dasharray: 3 5;
  stroke-opacity: 0.3;
}
.material-flow-page .flow-drawing .flow-route {
  stroke-dasharray: 4 5;
}
.material-flow-page .flow-drawing text {
  fill: currentColor;
  stroke: none;
  font-family: inherit;
  font-size: 12px;
}
.material-flow-page .flow-component figcaption {
  margin-top: 18px;
  text-align: center;
}
.material-flow-page .flow-equation h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
  line-height: 1.4;
}
.material-flow-page .flow-equation p {
  color: var(--muted);
  font-size: 0.91rem;
  line-height: 1.55;
}
.material-flow-page .flow-operator {
  display: flex;
  height: 248px;
  align-items: center;
  justify-content: center;
  color: var(--site-brand-green);
  font-size: 2rem;
  font-weight: 400;
  line-height: 1;
}
@media (prefers-reduced-motion: reduce) {
  .material-flow-page .flow-illustration {
    transition: none;
  }
}
@media (max-width: 1000px) {
  .material-flow-page .flow-equation {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
    gap: 18px;
  }
  .material-flow-page .flow-component {
    width: 100%;
    max-width: 400px;
  }
  .material-flow-page .flow-operator {
    height: 26px;
    font-size: 1.8rem;
  }
  .material-flow-page .flow-operator--direction {
    transform: rotate(90deg);
  }
  .material-flow-page .flow-component figcaption {
    margin-top: 12px;
  }
}
.material-flow-page .flow-projects {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}
.material-flow-page .flow-project {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.material-flow-page .flow-project-cover {
  aspect-ratio: 3 / 2;
  margin: 0;
  overflow: hidden;
}
.material-flow-page .flow-project-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 60%;
  transition: transform 240ms ease, opacity 240ms ease;
}
.material-flow-page [data-flow-project="02"] .flow-project-cover img {
  object-position: 50% 63%;
}
.material-flow-page [data-flow-project="03"] .flow-project-cover img {
  object-position: 50% 52%;
}
.material-flow-page .flow-project-copy {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 10px;
  flex: 1;
  min-width: 0;
}
.material-flow-page .flow-project h3 {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.45;
}
.material-flow-page .flow-project-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--site-text-secondary);
  font-size: 0.875rem;
  line-height: 1.55;
}
.material-flow-page .flow-project-keywords li {
  min-width: 0;
  overflow-wrap: anywhere;
}
.material-flow-page .flow-project-keywords li:not(:last-child)::after {
  content: "·";
  margin-left: 12px;
  opacity: 0.65;
}
.material-flow-page .flow-section.flow-design {
  padding-block: 30px;
}
.material-flow-page .flow-design .flow-heading {
  margin-bottom: 12px;
  text-align: left;
}
.material-flow-page .flow-design h2 {
  font-size: var(--site-title-compact);
  line-height: 1.35;
  text-wrap: pretty;
}
.material-flow-page .flow-design-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
}
.material-flow-page .flow-design-text {
  min-width: 0;
  max-width: 85ch;
  color: var(--muted);
}
.material-flow-page .flow-design-link {
  display: flex;
  align-items: center;
  min-height: 44px;
  max-width: 20rem;
  color: var(--site-brand-green);
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.55;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  overflow-wrap: anywhere;
  transition: opacity 220ms ease;
}
.material-flow-page .flow-design-link:focus-visible {
  outline: 2px solid var(--site-brand-green);
  outline-offset: 4px;
}
@media (hover: hover) and (pointer: fine) {
  .material-flow-page .flow-design-link:hover {
    opacity: 0.75;
  }
}
@media (prefers-reduced-motion: reduce) {
  .material-flow-page .flow-project-cover img,
  .material-flow-page .flow-design-link {
    transition: none;
  }
}
/* Same centered Project Inquiry treatment as the confirmed homepage. */
.material-flow-page .flow-inquiry {
  background: var(--site-surface);
  text-align: center;
}
.material-flow-page .flow-inquiry .flow-inner {
  max-width: 920px;
}
.material-flow-page .flow-inquiry h2 {
  max-width: 30ch;
  margin-inline: auto;
  font-size: var(--site-title-section);
  line-height: 1.2;
}
.material-flow-page .flow-inquiry p {
  max-width: 60ch;
  margin: 14px auto 24px;
  color: var(--site-text);
  font-size: var(--site-text-lead);
}
.material-flow-page .flow-inquiry-primary {
  min-width: 190px;
  min-height: 56px;
  max-width: 100%;
  padding: 15px 28px;
  border-radius: 0;
  box-shadow: none;
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.4;
}
@media (max-width: 1000px) {
  .material-flow-page .flow-inner {
    width: calc(100% - 48px);
  }
}
@media (max-width: 720px) {
  .material-flow-page .flow-inner {
    width: calc(100% - 36px);
  }
  .material-flow-page :is(.flow-intro, .flow-section) {
    padding-block: 36px;
  }
  .material-flow-page .flow-intro {
    padding-top: 28px;
    padding-bottom: 8px;
  }
  .material-flow-page .flow-intro p {
    font-size: 1rem;
  }
  .material-flow-page .flow-heading {
    margin-bottom: 24px;
  }
  .material-flow-page .flow-feature {
    padding: 22px 20px;
  }
  .material-flow-page .flow-types,
  .material-flow-page .flow-feature.has-media,
  .material-flow-page .flow-module,
  .material-flow-page .flow-module.has-media {
    grid-template-columns: minmax(0, 1fr);
  }
  .material-flow-page .flow-module {
    gap: 10px;
  }
  .material-flow-page .flow-module.has-media {
    gap: 22px;
  }
  .material-flow-page .flow-module.has-media .flow-media {
    width: 85%;
    max-width: 320px;
  }
  .material-flow-page .flow-feature.has-media .flow-media {
    width: 85%;
    max-width: 320px;
  }
  .material-flow-page .flow-types .flow-type {
    padding-block: 22px;
  }
  .material-flow-page .flow-types [data-flow-media="belt"],
  .material-flow-page .flow-types [data-flow-media="chain"],
  .material-flow-page .flow-types [data-flow-media="roller"],
  .material-flow-page .flow-types [data-flow-media="modular-belt"] {
    width: 85%;
    max-width: 320px;
  }
  .material-flow-page .flow-projects {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }
  .material-flow-page .flow-project {
    gap: 12px;
  }
  .material-flow-page .flow-design-body {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }
  .material-flow-page .flow-design-link {
    justify-self: start;
    max-width: 100%;
  }
}