.category-process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.category-process-grid article { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--cream); }
.category-process-grid h3 { color: var(--navy); font-size: 16px; margin-bottom: 9px; }
.category-process-grid p { color: var(--ink-soft); font-size: 14px; line-height: 1.75; }
.category-note { margin-top: 28px; color: var(--ink-soft); font-size: 14px; line-height: 1.75; }
.bath-card { text-decoration: none; }
.bath-card:focus-visible { outline: 3px solid var(--softblue); outline-offset: 3px; }
@media (max-width: 820px) { .category-process-grid { grid-template-columns: 1fr; } }

/* Binder configuration studio */
.binder-studio { padding: 94px 0; background: #fff; }
.binder-studio-head { display: grid; grid-template-columns: minmax(0, 0.88fr) minmax(280px, 0.72fr); gap: 56px; align-items: end; margin-bottom: 34px; }
.binder-studio h2 { margin: 10px 0 0; color: var(--navy); font-size: clamp(30px, 4vw, 46px); line-height: 1.1; }
.binder-studio-head p { margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.75; }
.binder-studio-grid { display: grid; grid-template-columns: minmax(280px, .88fr) minmax(350px, 1.08fr) minmax(250px, .7fr); gap: 22px; align-items: start; }
.binder-preview-card, .binder-controls, .configuration-summary { border: 1px solid var(--line); border-radius: 18px; background: var(--cream); }
.binder-preview-card { padding: 21px; position: sticky; top: 22px; overflow: hidden; }
.preview-label { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--ink-soft); font-size: 10px; letter-spacing: .08em; }
.preview-label strong { color: var(--navy); font-size: 11px; letter-spacing: 0; text-align: right; }
.preview-spec { display: grid; gap: 4px; color: var(--ink-soft); font-size: 12px; }
.binder-controls { padding: 8px 24px 24px; }
.binder-controls fieldset { margin: 0; padding: 22px 0; border: 0; border-bottom: 1px solid var(--line); }
.binder-controls fieldset:last-child { border-bottom: 0; padding-bottom: 0; }
.binder-controls legend { padding: 0; color: var(--navy); font-size: 16px; font-weight: 700; }
.field { margin-top: 16px; }
.field label { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; color: var(--ink); font-size: 13px; font-weight: 650; }
.field label small, .field small { font-weight: 400; color: var(--ink-soft); font-size: 11px; line-height: 1.4; }
.field select, .field input[type="number"], .field input[type="text"] { width: 100%; margin-top: 7px; padding: 11px 12px; color: var(--ink); border: 1px solid #cdd4da; border-radius: 8px; background: #fff; font: inherit; font-size: 13px; }
.custom-dimensions, .custom-ring, .print-upload { margin-top: 16px; padding: 14px; border: 1px solid #d8e1e7; border-radius: 10px; background: #fff; }
.custom-dimensions > small, .print-upload > small { display: block; margin-top: 10px; color: var(--ink-soft); font-size: 11px; line-height: 1.5; }
.custom-ring { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px; padding: 10px; }
.custom-ring label { grid-column: 1 / -1; font-size: 12px; }
.custom-ring input { margin-top: 0 !important; }
.custom-ring span { color: var(--ink-soft); font-size: 12px; }
.print-upload label { display: flex; justify-content: space-between; gap: 10px; color: var(--ink); font-size: 13px; font-weight: 650; }
.print-upload label span { color: var(--ink-soft); font-size: 11px; font-weight: 400; }
.print-upload input { width: 100%; margin-top: 10px; font-size: 12px; }
.two-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.range-field output { color: var(--softblue); font-weight: 700; }
.range-field input { width: 100%; accent-color: var(--softblue); margin-top: 9px; }
.swatches { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 9px; }
.swatch { width: 29px; height: 29px; padding: 0; border-radius: 50%; border: 2px solid #fff; background: var(--swatch); box-shadow: 0 0 0 1px #c8d0d6; cursor: pointer; }
.swatch.active { outline: 2px solid var(--navy); outline-offset: 2px; }
.swatches.compact { margin-top: 5px; }
.swatches.compact .swatch { width: 25px; height: 25px; }
.colour-input { display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; gap: 8px; align-items: center; margin-top: 12px; }
.colour-input input[type="color"] { width: 34px; height: 34px; padding: 2px; border: 1px solid #cdd4da; border-radius: 8px; background: #fff; cursor: pointer; }
.colour-input input[type="text"] { width: 100%; margin: 0; padding: 9px 10px; }
.colour-input button { padding: 9px 11px; border: 1px solid var(--navy); border-radius: 8px; background: #fff; color: var(--navy); font: inherit; font-size: 12px; cursor: pointer; }
.configuration-summary { padding: 26px; background: var(--navy); color: #fff; position: sticky; top: 22px; }
.configuration-summary .section-tag { color: #bdd8ee; }
.configuration-summary h3 { margin: 12px 0 20px; color: #fff; font-size: 22px; }
.configuration-summary dl { margin: 0; }
.configuration-summary dl > div { border-top: 1px solid rgba(255,255,255,.16); padding: 12px 0; }
.configuration-summary dt { font-size: 11px; color: #bdd8ee; text-transform: uppercase; letter-spacing: .07em; }
.configuration-summary dd { margin: 4px 0 0; font-size: 13px; line-height: 1.45; }
.configuration-warning { margin: 16px 0 19px; color: #d6e1eb; font-size: 11px; line-height: 1.6; }
.configuration-summary .btn { width: 100%; text-align: center; }
.binder-controls-toggle { display: none; }
@media (max-width: 1080px) { .binder-studio-grid { grid-template-columns: 1fr 1fr; } .configuration-summary { grid-column: 1 / -1; position: static; } .binder-preview-card { position: static; } }
@media (max-width: 720px) { .binder-studio { padding: 66px 0; } .binder-studio-head, .binder-studio-grid, .two-fields { grid-template-columns: 1fr; gap: 20px; } .binder-controls { padding: 8px 18px 20px; } }
@media (max-width: 720px) {
  .binder-studio { padding: 48px 0; }
  .binder-studio-head { margin-bottom: 20px; }
  .binder-studio-head p { font-size: 13px; line-height: 1.5; }
  .binder-studio-grid { gap: 12px; }
  .binder-preview-card { padding: 14px; }
  .binder-controls-toggle {
    display: block; width: 100%; padding: 13px 16px; border: 1px solid var(--navy);
    border-radius: 12px; background: var(--navy); color: #fff;
    font: 700 14px var(--font); text-align: center;
  }
  .binder-controls { display: none; }
  .binder-controls.is-open { display: block; }
  .configuration-summary { padding: 20px; }
  .configuration-summary dl { display: grid; grid-template-columns: 1fr 1fr; gap: 0 15px; }
  .configuration-summary dd { overflow-wrap: anywhere; }
}

/* Parametric ring-binder preview and same-page project inquiry */
.binder-studio-grid { grid-template-columns: minmax(300px, .96fr) minmax(360px, 1.08fr) minmax(270px, .78fr); }
.binder-preview-card { z-index: 2; }
.binder-visual-wrap { position: relative; overflow: hidden; border-radius: 13px; background: #f1f4f5; }
.binder-svg { display: block; width: 100%; height: auto; min-height: 310px; touch-action: pan-y; }
.binder-view-tabs { position: absolute; z-index: 1; top: 10px; left: 10px; display: flex; gap: 4px; padding: 4px; border: 1px solid rgba(26,55,82,.12); border-radius: 999px; background: rgba(255,255,255,.86); backdrop-filter: blur(8px); }
.binder-view-tabs button { min-height: 34px; padding: 7px 12px; border: 0; border-radius: 999px; background: transparent; color: var(--ink-soft); font: 600 11px var(--font); cursor: pointer; }
.binder-view-tabs button.is-active { background: var(--navy); color: #fff; }
.visual-dimensions { padding: 8px 10px; color: var(--ink-soft); font-size: 11px; line-height: 1.35; text-align: center; }
.preview-drag-hint { position: absolute; right: 10px; bottom: 34px; padding: 6px 9px; border-radius: 999px; background: rgba(23,52,79,.86); color: white; font-size: 10px; pointer-events: none; }
.engineering-note, .field-hint { margin: 11px 0 0; color: var(--ink-soft); font-size: 11px; line-height: 1.55; }
.custom-inline { width: 100%; margin-top: 8px; padding: 10px; border: 1px solid #cdd4da; border-radius: 8px; font: inherit; }
.swatches .swatch { flex: 0 0 auto; }
.artwork-actions { display: flex; gap: 8px; margin-top: 10px; }
.artwork-actions button { padding: 8px 11px; border: 1px solid #cdd4da; border-radius: 8px; background: #fff; color: var(--navy); font: 600 12px var(--font); cursor: pointer; }
.summary-actions { display: grid; gap: 9px; }
.summary-actions .btn { width: 100%; text-align: center; cursor: pointer; }
.btn-secondary { border: 1px solid rgba(255,255,255,.42); background: transparent; color: #fff; }
.recommend-link { display: block; width: 100%; margin-top: 15px; padding: 8px 0 0; border: 0; background: transparent; color: #d6e5f2; font: 600 12px var(--font); text-align: left; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.binder-inquiry { display: grid; grid-template-columns: minmax(220px,.65fr) minmax(0,1.35fr); gap: 16px 30px; margin-top: 22px; padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: var(--cream); scroll-margin-top: 90px; }
.binder-inquiry-intro h3 { margin: 8px 0; color: var(--navy); font-size: 21px; line-height: 1.2; }
.binder-inquiry-intro p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.55; }
.inquiry-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.inquiry-grid label { display: grid; gap: 6px; color: var(--ink); font-size: 12px; font-weight: 650; }
.inquiry-grid input, .inquiry-grid textarea { width: 100%; min-height: 42px; padding: 10px 11px; border: 1px solid #cdd4da; border-radius: 8px; background: #fff; color: var(--ink); font: 13px var(--font); }
.inquiry-grid textarea { resize: vertical; }
.inquiry-grid .inquiry-wide { grid-column: 1 / -1; }
.consent-row { grid-column: 1 / -1; display: flex; gap: 9px; align-items: start; color: var(--ink-soft); font-size: 11px; line-height: 1.5; }
.consent-row input { flex: 0 0 auto; margin-top: 2px; accent-color: var(--navy); }
.submission-status { grid-column: 1 / -1; margin: 0; color: var(--navy); font-size: 12px; line-height: 1.5; overflow-wrap: anywhere; }
.binder-inquiry > .btn { grid-column: 1 / -1; justify-self: start; }
.stationery-header-actions { display:flex; align-items:center; gap:14px; flex-shrink:0; }
.stationery-lang-switch { gap:4px; }
@media (max-width: 980px) { .stationery-header-actions { gap:8px; } .stationery-lang-switch { gap:2px; } }
@media (max-width: 1080px) { .binder-studio-grid { grid-template-columns: minmax(0,1fr) minmax(0,1.2fr); } .configuration-summary { grid-column: 1 / -1; } }
@media (max-width: 720px) {
  .stationery-header-actions { gap:7px; }
  .stationery-lang-switch { max-width:200px; overflow-x:auto; scrollbar-width:none; }
  .stationery-lang-switch::-webkit-scrollbar { display:none; }
  .stationery-lang-switch .lang-icon-btn { width:27px; height:27px; min-width:27px; font-size:10px; }
  .stationery-header-actions .header-quote { padding:8px 11px; font-size:11px; white-space:nowrap; }
  .binder-studio-grid { display: flex; flex-direction: column; }
  .binder-preview-card { position: sticky; top: 8px; width: 100%; padding: 12px; }
  .configuration-summary { order: 4; }
  .preview-label { font-size: 9px; }
  .preview-label strong { max-width: 58%; font-size: 10px; }
  .binder-svg { min-height: 0; max-height: 285px; }
  .binder-controls-toggle { display: block; order: 2; width: 100%; padding: 13px 16px; border: 1px solid var(--navy); border-radius: 12px; background: var(--navy); color: #fff; font: 700 14px var(--font); text-align: center; }
  .binder-controls { display: none; width: 100%; order: 3; padding: 6px 16px 18px; }
  .binder-controls.is-open { display: block; }
  .binder-controls fieldset { padding: 17px 0; }
  .binder-inquiry { grid-template-columns: 1fr; gap: 16px; margin-top: 15px; padding: 20px 16px; }
  .inquiry-grid { grid-template-columns: 1fr; }
  .inquiry-grid .inquiry-wide { grid-column: auto; }
  .binder-inquiry > .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) { .binder-svg *, .binder-preview-card, .binder-view-tabs * { transition: none !important; animation: none !important; } }