/* One calm overlay system. Native dialogs retain browser focus containment. */
:is(.dialog,.chat-panel,.mx-dialog)::backdrop{background:#19344254;backdrop-filter:blur(5px)}
.dialog{border:1px solid #dce6ec;border-radius:14px;background:#fff;color:#294553;max-height:calc(var(--overlay-viewport-height,100dvh) - 48px);overflow:hidden}
.dialog[open]{box-shadow:0 24px 90px #183a4e26}
.dialog .dialog-close,.chat-panel .overlay-close{float:none;display:grid;place-items:center;flex:0 0 44px;width:44px;height:44px;min-width:44px;min-height:44px;padding:0;border:1px solid #e0e8ed;border-radius:50%;background:#fff;color:#607e8f;transition:background .18s,border-color .18s}
.dialog .dialog-close:hover,.chat-panel .overlay-close:hover{background:#f0f6f9;border-color:#b8d0de;color:#225e80}
.dialog .dialog-close svg,.chat-panel .overlay-close svg{display:block;pointer-events:none}
.dialog :is(button,a,input,select,textarea):focus-visible,.chat-panel :is(button,a,input):focus-visible{outline:2px solid #3886ae;outline-offset:3px}
.dialog :is(h2,h3)[tabindex="-1"]:focus,.chat-heading h2:focus{outline:none}
.dialog .overlay-shell{display:flex;flex-direction:column;padding:0;max-height:inherit;min-height:0}
.overlay-header{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;padding:26px 30px 24px;border-bottom:1px solid #e3ebf0;flex-shrink:0;background:#fff}
.overlay-header .eyebrow{font-size:9px;line-height:1.5;margin:0 0 13px;padding:0!important;letter-spacing:.12em}
.dialog .overlay-header h2{font-size:29px;line-height:1.18;letter-spacing:-.035em;margin:0;max-width:500px}
.dialog .overlay-header .dialog-intro{font-size:13px;line-height:1.6;margin:11px 0 0;color:#718794}
.overlay-body{overflow-y:auto;overscroll-behavior:contain;min-height:0;padding:25px 30px 30px;scrollbar-gutter:stable}
.enquiry-dialog{width:min(700px,calc(100% - 40px))}
.enquiry-dialog .project-form{margin:0;gap:18px}
.project-form .form-label-text{display:block;color:#49616f;line-height:1.5}
.project-form .form-label-text small{display:inline;margin-left:7px;font-size:10px;color:#8197a4}
.project-form .form-label-text>[aria-hidden]{display:inline;margin-left:3px;color:#698b9f}
.project-form label{min-width:0}
.project-form .form-row{align-items:start}
.enquiry-dialog .project-form textarea{min-height:100px}
.enquiry-dialog .form-actions{padding-top:3px;gap:10px}
.enquiry-dialog .form-actions .button{min-height:46px;font-size:12px}
.project-form .form-error:focus,.project-form .form-success:focus{outline:2px solid #3886ae;outline-offset:4px}

/* Search has one scroll region, with query and close controls always present. */
.search-dialog{width:min(720px,calc(100% - 40px));height:min(640px,calc(var(--overlay-viewport-height,100dvh) - 64px));min-height:0;max-height:calc(var(--overlay-viewport-height,100dvh) - 48px)}
.search-shell{display:flex;flex-direction:column;height:100%;min-height:0}
.search-header{padding:20px 28px 20px;border-bottom:1px solid #e0e9ef;flex-shrink:0}
.search-mast{display:flex;align-items:center;justify-content:space-between;gap:20px}
.search-mast .eyebrow{margin:0;font-size:9px;letter-spacing:.13em;color:#6a899c}
.search-mast .dialog-close{width:44px;height:44px;flex-basis:44px;min-width:44px;min-height:44px}
.dialog.search-dialog h2{font-size:25px;line-height:1.25;letter-spacing:-.03em;margin:5px 0 19px;color:#294f64}
.search-input-wrap{display:flex;align-items:center;gap:12px;padding:0 14px;background:#f6f9fb;border:1px solid #d5e2eb;border-radius:9px;min-height:57px;transition:border-color .18s,box-shadow .18s}
.search-input-wrap:focus-within{background:#fff;border-color:#75a7c3;box-shadow:0 0 0 3px #1e8acc0b}
.search-input-wrap>svg{flex:0 0 20px;stroke:#6e95ad;stroke-width:1.45}
.search-input-wrap input{display:block;flex:1;min-width:0;width:100%;height:55px;font:inherit;font-size:17px;line-height:1.4;padding:0;border:0!important;background:transparent;color:#274b61;box-shadow:none!important;border-radius:0;-webkit-appearance:none;appearance:none}
.search-input-wrap input:focus,.search-input-wrap input:focus-visible{outline:none!important}
.search-input-wrap input::placeholder{color:#91a6b3;opacity:1}
.search-input-wrap input::-webkit-search-cancel-button,.search-input-wrap input::-webkit-search-decoration{-webkit-appearance:none}
.search-clear{border:0;background:none;color:#708a99;min-width:36px;min-height:44px;display:grid;place-items:center;padding:0;margin-right:-6px;flex-shrink:0;border-radius:5px}
.search-clear:hover{color:#225f82;background:#edf4f8}
.search-content{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable;padding:17px 28px 13px;scroll-padding-block:8px}
.search-results-mast{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:22px;margin-bottom:5px}
.search-results-mast h3{font-size:10px;font-weight:500;line-height:1.5;letter-spacing:.055em;text-transform:uppercase;color:#54778e;margin:0}
.search-dialog #search-count{font-size:10px;line-height:1.5;color:#849baa;margin:0;text-align:right}
.search-dialog #search-results{list-style:none;max-height:none;overflow:visible;margin:0;padding:0}
#search-results li{margin:0;padding:0;border-bottom:1px solid #e6edf2}
#search-results li:last-child{border-bottom:0}
.search-dialog #search-results a{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1px 18px;padding:10px 10px 10px 0;border:0;border-radius:6px;min-height:64px;transition:background .16s,padding .16s}
.search-dialog #search-results a:hover,.search-dialog #search-results a:focus-visible{background:#f2f7fa;padding-left:11px;outline-offset:-2px}
.search-dialog #search-results strong{font-size:16px;font-weight:400;letter-spacing:-.018em;line-height:1.4;color:#245d7f;grid-column:1;grid-row:1}
.search-dialog #search-results .search-result-category{grid-column:2;grid-row:1;align-self:center;white-space:nowrap;font-size:8px;line-height:1.4;text-transform:uppercase;letter-spacing:.055em;color:#7898ab;margin:0}
.search-dialog #search-results .search-result-description{grid-column:1/-1;grid-row:2;font-size:11px;line-height:1.6;color:#778e9c;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:3px 0 0}
.search-message{padding:35px 7px 26px;max-width:450px}
.search-message h3{font-size:23px;line-height:1.3;letter-spacing:-.03em;color:#345f77;margin:0 0 12px}
.search-message p{font-size:13px!important;line-height:1.7;color:#7a929f}
.search-message button{min-height:44px;border:0;border-bottom:1px solid #b4cddb;padding:10px 0 7px;background:none;color:#286b92;font-size:12px;margin-top:14px}
.search-footer{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:16px;border-top:1px solid #e3ecf2;padding:12px 28px;background:#fafdfe;min-height:49px}
.search-key-hint{display:flex;align-items:center;gap:5px;font-size:9px;color:#8098a7}
.search-key-hint kbd{font-family:inherit;font-size:10px;line-height:1.5;padding:1px 5px;min-width:19px;text-align:center;border:1px solid #d9e4ec;border-radius:3px;color:#6f91a5;background:#fff}
.search-key-hint kbd:nth-child(3){margin-left:8px}
.search-footer a{font-size:10px;line-height:1.5;color:#386f8e;padding:7px 0}
.search-footer a:hover{text-decoration:underline;text-underline-offset:4px}

.preferences-dialog{width:min(570px,calc(100% - 40px))}
.preferences-dialog .overlay-header h2{font-size:27px}
.preferences-dialog .preferences-intro{font-size:13px;line-height:1.8;color:#6b8392}
.preferences-dialog .preference-row{gap:22px;margin:0;padding:22px 0;border:0;border-bottom:1px solid #e3ebf0}
.preferences-dialog .preference-row:first-of-type{margin-top:9px}
.preferences-dialog .preference-row strong{font-size:13px;line-height:1.5;display:block;color:#395f76}
.preferences-dialog .preference-row small{font-size:11px;line-height:1.6;margin-top:5px;max-width:330px}
.preferences-dialog .preference-row input{flex:0 0 21px;width:21px;height:21px;margin:0;cursor:pointer}
.preferences-dialog .preference-row input:disabled{cursor:default;opacity:.6}
.preferences-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:25px}
.preferences-actions .button{min-height:46px;font-size:12px;padding-inline:19px}
.preferences-actions a,.preferences-privacy a{font-size:11px;color:#507d97;text-decoration:underline;text-underline-offset:4px}
.preferences-dialog .preferences-privacy{font-size:10px;margin:20px 0 0}
.toast{border-radius:7px;max-width:calc(100% - 32px);text-align:center}

/* Keep the guide's composer and image-viewer controls outside their scrollers. */
.chat-panel{max-height:calc(var(--overlay-viewport-height,100dvh) - 120px);border-color:#d5e3eb}
.chat-panel .chat-transcript{overscroll-behavior:contain;min-height:40px}
.chat-panel .chat-suggestions,.chat-panel #chat-form,.chat-panel .chat-footnote{flex-shrink:0}
.chat-panel .chat-suggestions button{min-height:40px;font-size:10px}
.chat-panel .chat-answer-links a,.chat-panel .chat-answer-links button{min-height:36px;display:inline-flex;align-items:center}
.chat-panel #chat-form{align-items:center;min-height:54px}
.chat-panel #chat-form button{min-height:44px}
.mx-dialog{border-radius:12px;max-height:calc(var(--overlay-viewport-height,100dvh) - 32px)}
.mx-dialog .mx-dialog-head,.mx-dialog .mx-dialog-foot{flex-shrink:0;background:#fff}
.mx-dialog .mx-detail-viewport{flex:1;min-height:0;scrollbar-gutter:stable}
.mx-dialog .mx-dialog-foot button{min-height:44px;white-space:nowrap}
.exp-invite-dismiss{min-width:44px;min-height:44px}
.exp-invite .text-link{min-height:44px}

@media(max-width:760px){
  .dialog{max-height:calc(var(--overlay-viewport-height,100dvh) - 20px);border-radius:12px}
  .dialog[open]{position:fixed;inset:calc(var(--overlay-viewport-top,0px) + 10px) 0 auto;margin:0 auto}
  .dialog .overlay-header{padding:21px 20px 19px;gap:14px}
  .dialog .overlay-header h2{font-size:25px;line-height:1.2}
  .dialog .overlay-header .eyebrow{font-size:8px;margin-bottom:10px}
  .dialog .overlay-header .dialog-intro{font-size:12px;margin-top:10px}
  .overlay-body{padding:21px 20px max(23px,env(safe-area-inset-bottom,0px));scrollbar-gutter:auto}
  .enquiry-dialog{width:calc(100% - 20px)}
  .enquiry-dialog .dialog-inner{padding:0}
  .enquiry-dialog .project-form{gap:17px}
  .enquiry-dialog .form-row{grid-template-columns:1fr;gap:17px}
  .project-form input:not([type=checkbox]),.project-form textarea,.project-form select{font-size:16px;min-height:46px}
  .search-dialog{width:calc(100% - 20px);height:calc(var(--overlay-viewport-height,100dvh) - 20px);max-height:calc(var(--overlay-viewport-height,100dvh) - 20px)}
  .search-header{padding:15px 19px 17px}
  .search-mast .eyebrow{font-size:8px}
  .search-mast .dialog-close{width:44px;height:44px;min-width:44px;min-height:44px;flex-basis:44px}
  .dialog.search-dialog h2{font-size:22px;margin:2px 0 16px;max-width:265px}
  .search-input-wrap{gap:9px;padding-inline:12px;min-height:52px}
  .search-input-wrap input{font-size:16px;height:50px}
  .search-input-wrap>svg{width:18px;flex-basis:18px}
  .search-clear{min-width:32px}
  .search-content{padding:15px 19px 12px;scrollbar-gutter:auto}
  .search-results-mast{align-items:start;gap:10px}
  .search-results-mast h3{font-size:9px}
  .search-dialog #search-count{font-size:9px;max-width:145px}
  .search-dialog #search-results a{grid-template-columns:1fr;gap:0;padding:15px 3px;min-height:90px}
  .search-dialog #search-results a:hover,.search-dialog #search-results a:focus-visible{padding-left:8px}
  .search-dialog #search-results .search-result-category{grid-row:1;grid-column:1;font-size:7px;margin:0 0 5px}
  .search-dialog #search-results strong{grid-row:2;font-size:16px}
  .search-dialog #search-results .search-result-description{grid-row:3;font-size:11px;line-height:1.65;margin-top:4px}
  .search-footer{padding:7px 20px max(9px,env(safe-area-inset-bottom,0px));min-height:48px;justify-content:flex-end}
  .search-key-hint{display:none}
  .search-footer a{min-height:36px;display:flex;align-items:center;font-size:10px}
  .search-message{padding:27px 1px}
  .search-message h3{font-size:22px}
  .preferences-dialog{width:calc(100% - 20px)}
  .preferences-dialog .overlay-header h2{font-size:24px}
  .preferences-actions{gap:14px 18px}
  .chat-panel[open]{position:fixed;inset:calc(var(--overlay-viewport-top,0px) + 10px) 10px auto;margin:0;width:calc(100% - 20px);max-width:none;height:calc(var(--overlay-viewport-height,100dvh) - 20px);max-height:calc(var(--overlay-viewport-height,100dvh) - 20px)}
  .chat-panel header{padding:14px 16px;gap:10px}
  .chat-panel .chat-suggestions{padding-bottom:11px;gap:6px}
  .chat-panel .chat-suggestions button{min-height:40px;padding:7px 10px}
  .chat-panel .chat-footnote{padding-bottom:max(12px,env(safe-area-inset-bottom,0px));font-size:9px!important}
  .mx-dialog[open]{position:fixed;inset:calc(var(--overlay-viewport-top,0px) + 10px) 0 auto;margin:0 auto;max-height:calc(var(--overlay-viewport-height,100dvh) - 20px)}
  .mx-dialog .mx-detail-viewport{height:calc(var(--overlay-viewport-height,100dvh) - 170px)}
  .mx-dialog .mx-dialog-head{padding:15px;gap:12px}
  .mx-dialog .mx-dialog-head h2{font-size:18px}
  .mx-dialog .mx-dialog-foot{gap:13px;align-items:center}
  .mx-dialog .mx-dialog-foot>span{overflow-wrap:anywhere;line-height:1.5}
}
@media(max-width:760px) and (max-height:500px){.chat-panel .chat-suggestions{display:none}.chat-panel header{padding-block:7px}.chat-panel .chat-transcript{padding-block:12px}}
@media(max-width:760px){.overlay-keyboard-open .chat-panel .chat-suggestions,.overlay-keyboard-open .search-dialog h2,.overlay-keyboard-open .enquiry-dialog .overlay-header .eyebrow,.overlay-keyboard-open .enquiry-dialog .overlay-header .dialog-intro{display:none}.overlay-keyboard-open .enquiry-dialog .overlay-header{padding-block:13px}.overlay-keyboard-open .enquiry-dialog .overlay-header h2{font-size:21px}}
@media(prefers-reduced-motion:reduce){.dialog[open],.chat-panel[open]{animation:none}.search-input-wrap,.search-clear,.search-dialog #search-results a{transition:none}}