.custom-design { --design-green: #285648; }
.zamkova-design-page .site-header--solid { position: sticky; top: 0; }
.zamkova-design-page .site-header__bar { min-height: 108px; }
.custom-design [hidden] { display: none !important; }
.design-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 48px; padding-top: 58px; padding-bottom: 38px; }
.design-heading h1 { font-family: var(--zs-serif); font-size: 48px; line-height: 1.2; margin: 12px 0 0; max-width: 780px; }
.design-heading > p { max-width: 300px; margin: 0 0 4px; color: #555; font-size: 16px; }
.design-builder { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 70px; align-items: start; padding-bottom: 54px; scroll-margin-top: 115px; }
.design-form { min-width: 0; }
.design-steps { margin: 0 0 30px; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-bottom: 1px solid var(--zs-line); }
.design-steps li { min-width: 0; }
.design-steps button { width: 100%; border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px; background: none; color: #636363; min-height: 64px; padding: 8px 4px 15px; text-align: left; font: inherit; font-size: 13px; cursor: pointer; }
.design-steps button span { display: block; font-size: 11px; margin-bottom: 3px; }
.design-steps button[aria-current="step"] { color: #222; border-bottom-color: #222; font-weight: 700; }
.design-step { border: 0; padding: 0; margin: 0; min-width: 0; }
.design-step > legend { font-family: var(--zs-serif); font-size: 27px; line-height: 1.3; margin-bottom: 24px; padding: 0; }
.design-kind-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-bottom: 26px; }
.design-kind { cursor: pointer; position: relative; min-width: 0; }
.design-kind > input, .design-choices input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.design-kind__visual { display: block; height: 192px; position: relative; overflow: hidden; border: 2px solid transparent; }
.design-kind img { width: 100%; height: 100%; object-fit: cover; object-position: center 64%; transition: transform .4s ease; }
.design-kind:hover img { transform: scale(1.025); }
.design-kind__check { position: absolute; right: 12px; top: 12px; width: 28px; height: 28px; border-radius: 50%; background: white; color: transparent; display: grid; place-items: center; border: 1px solid #bbb; font-size: 16px; }
.design-kind input:checked + .design-kind__visual { border-color: var(--design-green); }
.design-kind input:checked + .design-kind__visual .design-kind__check { background: var(--design-green); color: white; border-color: var(--design-green); }
.design-kind input:focus-visible + .design-kind__visual, .design-choices input:focus-visible + span { outline: 2px solid #222; outline-offset: 4px; }
.design-kind strong { display: block; margin-top: 10px; font-size: 18px; }
.design-kind small { font-size: 13px; color: #666; display: block; }
.design-field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; min-width: 0; font-size: 14px; }
.design-field > span { font-weight: 700; }
.design-field small { font-weight: 400; color: #666; }
.design-field input, .design-field select, .design-field textarea { width: 100%; min-width: 0; max-width: 100%; min-height: 48px; border: 1px solid #b8b8b8; border-radius: 0; background-color: #fff; padding: 11px 12px; font: inherit; font-size: 16px; color: #222; }
.design-field textarea { resize: vertical; }
.custom-design :is(input,select,textarea,button,a):focus-visible { outline: 2px solid var(--design-green); outline-offset: 3px; }
.design-field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; }
.design-field--wide { grid-column: 1 / -1; }
.design-note { color: #666; font-size: 13px; line-height: 1.65; margin: 8px 0 22px; }
.design-materials { padding: 0; border: 0; margin: 0 0 24px; }
.design-materials legend { font-weight: 700; font-size: 14px; padding: 0 0 10px; }
.design-choices { display: flex; flex-wrap: wrap; gap: 8px; }
.design-choices label { position: relative; cursor: pointer; }
.design-choices span { display: inline-flex; min-height: 44px; align-items: center; border: 1px solid #bbb; padding: 8px 14px; font-size: 14px; }
.design-choices input:checked + span { background: #222; color: white; border-color: #222; }
.design-disclosure { border-top: 1px solid var(--zs-line); border-bottom: 1px solid var(--zs-line); margin: 0 0 25px; }
.design-disclosure summary { min-height: 54px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 0; cursor: pointer; font-size: 14px; font-weight: 700; list-style: none; }
.design-disclosure summary::-webkit-details-marker { display: none; }
.design-disclosure summary span { font-size: 22px; font-weight: 400; transition: transform .2s ease; }
.design-disclosure[open] summary span { transform: rotate(45deg); }
.design-disclosure > p { font-size: 14px; color: #555; }
.design-palette { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; padding-bottom: 20px; }
.design-palette button { border: 0; padding: 0; display: block; background: none; width: 100%; cursor: zoom-in; }
.design-palette img { display: block; width: 100%; height: auto; aspect-ratio: 9/16; object-fit: contain; background: #f3f3f3; }
.design-palette label { display: flex; align-items: center; gap: 6px; min-height: 44px; font-size: 12px; cursor: pointer; }
.design-palette input, .design-consent input { accent-color: var(--design-green); width: 18px; height: 18px; flex-shrink: 0; }
.design-measure-image { width: 100%; height: auto; }
.design-disclosure table { border-collapse: collapse; width: 100%; margin: 20px 0; font-size: 14px; }
.design-disclosure th, .design-disclosure td { padding: 7px 12px; text-align: left; border-bottom: 1px solid #ddd; }
.design-disclosure tr:nth-child(even) { background: #f5f5f5; }
.design-actions { display: flex; gap: 16px; justify-content: flex-end; align-items: center; margin-top: 22px; padding-top: 22px; border-top: 1px solid #ddd; }
.design-actions .button { min-width: 175px; display: flex; justify-content: center; gap: 24px; font-size: 13px; white-space: normal; }
.design-back { border: 0; padding: 12px 16px; background: transparent; font: inherit; cursor: pointer; min-height: 48px; margin-right: auto; }
.design-actions button:disabled { opacity: .6; cursor: wait; }
.design-preview { min-width: 0; }
.design-preview figure { margin: 0; }
.design-preview figure > img { width: 100%; height: 440px; object-fit: cover; object-position: center 64%; display: block; }
.design-preview figcaption { font-size: 12px; color: #666; margin-top: 12px; }
.design-preview__summary { border-top: 1px solid var(--zs-line); padding-top: 22px; margin-top: 22px; }
[data-design-summary] { margin: 12px 0 0; font-size: 14px; }
[data-design-summary] > div { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 16px; padding: 9px 0; border-bottom: 1px solid #eee; }
[data-design-summary] dt { color: #666; }
[data-design-summary] dd { margin: 0; text-align: right; overflow-wrap: anywhere; }
.design-review { margin-bottom: 28px; }
.design-review:empty { display: none; }
.design-consent { display: flex; gap: 12px; font-size: 13px; color: #555; align-items: flex-start; margin: 4px 0 20px; cursor: pointer; }
.design-consent input { margin: 3px 0 0; }
.design-consent a { text-decoration: underline; }
.design-error { padding: 12px 16px; border-left: 3px solid var(--zs-error); background: #fff1f1; color: #842d2d; }
.design-success { border-top: 3px solid var(--design-green); padding: 28px 0; }
.design-success h2 { font-size: 27px; line-height: 1.5; }
.design-process { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; border-top: 1px solid #ddd; padding-top: 24px; padding-bottom: 40px; }
.design-process p { display: flex; align-items: center; gap: 15px; font-size: 15px; }
.design-process span { color: #727272; font-family: var(--zs-serif); font-size: 27px; }
.design-examples { background: #f4f5f3; }
.design-example-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 30px 22px; }
.design-example-grid figure, .design-videos figure { margin: 0; min-width: 0; }
.design-example-grid figure > button { display: block; border: 0; padding: 0; background: none; cursor: zoom-in; width: 100%; overflow: hidden; }
.design-example-grid img { width: 100%; height: auto; aspect-ratio: 3/4; object-fit: cover; display: block; transition: transform .5s ease; }
.design-example-grid figure > button:hover img { transform: scale(1.03); }
.design-example-grid figcaption { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 6px; }
.design-example-grid figcaption > span { color: #666; font-size: 12px; }
.design-example-grid figcaption button { background: none; border: 0; font: inherit; font-size: 12px; min-height: 48px; cursor: pointer; padding: 8px 0; text-align: right; }
.design-videos { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 18px; }
.design-videos video { width: 100%; display: block; aspect-ratio: 3/4; object-fit: contain; background: #171717; }
.design-lightbox { padding: 48px 12px 12px; border: 0; max-width: min(900px, 96%); max-height: 92dvh; background: white; }
.design-lightbox::backdrop { background: rgb(0 0 0 / .75); }
.design-lightbox img { max-height: 78dvh; max-width: 100%; width: auto; object-fit: contain; display: block; margin: auto; }
.design-lightbox > button { position: absolute; right: 4px; top: 2px; width: 44px; height: 44px; border: 0; background: white; font-size: 30px; cursor: pointer; }
.design-step.is-entering { animation: design-enter .25s ease both; }
@keyframes design-enter { from { opacity: .3; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 1000px) {
    .design-builder { gap: 32px; grid-template-columns: minmax(0, 1.3fr) minmax(0, .85fr); }
    .design-heading h1 { font-size: 38px; }
    .design-kind__visual { height: 160px; }
    .design-preview figure > img { height: 390px; }
    .design-example-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
    .zamkova-design-page .site-header__bar { min-height: 88px; }
    .zamkova-design-page:not(.menu-open) .site-header__nav { display: none; }
}
@media (max-width: 700px) {
    .design-heading { padding-top: 30px; padding-bottom: 24px; display: block; }
    .design-heading h1 { font-size: 32px; overflow-wrap: anywhere; }
    .design-heading > p { max-width: none; margin-top: 16px; font-size: 15px; }
    .design-builder { display: block; padding-bottom: 32px; }
    .design-steps { margin-bottom: 24px; }
    .design-steps button { font-size: 12px; }
    .design-step > legend { font-size: 25px; }
    .design-kind-options { gap: 12px; }
    .design-kind__visual { height: 182px; }
    .design-kind small { font-size: 12px; }
    .design-preview { display: none; }
    .design-field-grid { gap: 0 12px; }
    .design-field > span { font-size: 13px; }
    .design-actions .button { min-width: 0; flex: 1; padding: 13px 16px; }
    .design-palette { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
    .design-process { gap: 16px; padding-bottom: 22px; }
    .design-process p { display: block; font-size: 12px; }
    .design-process span { display: block; margin-bottom: 4px; font-size: 24px; }
    .design-example-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 12px; }
    .design-videos { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 15px; }
    .design-videos figure { flex: 0 0 72%; scroll-snap-align: start; }
    .design-videos video { max-height: 390px; }
}
@media (max-width: 680px) {
    .zamkova-design-page .site-header__bar { min-height: 84px; }
}
@media (prefers-reduced-motion: reduce) {
    .custom-design *, .custom-design *::before, .custom-design *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}