/* R4 concentrated layout V1 | frozen parent b3fe7b54
 * No R4 assets, business engine, payment logic or mock guards replaced.
 * Required operations fit primary viewport at 360/390/430×844 and 390×700 by
 * moving low-frequency layer management into accessible sheets.
 * Browser acceptance remains PENDING, not claimed from authored CSS. */
.phone{--r4c-vpadding:14px;--r4c-red:#c10d28;--r4c-brown:#30221b;--r4c-border:#ecd3ac}
.phone[data-route="home"] #masthead .r4-dots{
 width:44px;min-width:44px;height:44px;min-height:44px;flex:0 0 44px;
 display:grid;place-items:center;padding:0;overflow:visible;
 background:#fff8ed;border:1px solid #ead5b4;border-radius:50%;
 cursor:pointer;position:relative;z-index:7;box-sizing:border-box;
}
.phone[data-route="home"] .r4-dots::after{content:none!important;display:none!important}
.r4c-dots-visual{display:flex;align-items:center;justify-content:center;gap:5px;width:27px;height:22px;pointer-events:none}
.r4c-dots-visual i{width:5px;height:5px;flex:0 0 5px;border-radius:50%;background:#604435;display:block}
.phone[data-route="home"] .r4-dots:focus-visible{outline:2px solid var(--r4c-red);outline-offset:3px}

/* Distinctly scoped operation screens. Home / unlock / report remain long-scroll exceptions. */
.phone[data-route="housing"] .page,
.phone[data-route="confirm"] .page,
.phone[data-route="orientation"] .page,
.phone[data-route="processing"] .page,
.phone[data-route="pay-status"] .page,
.phone[data-route="addon"] .page,
.phone[data-route="addon-pay"] .page,
.phone[data-route="addon-result"] .page,
.phone[data-route="error"] .page,
.phone[data-route="report-error"] .page{
 padding:4px var(--r4c-vpadding) 85px!important;
 height:calc(100% - 64px)!important;
 overflow-y:auto!important;overflow-x:hidden;
 scrollbar-width:none;
}
.phone[data-route="pay-status"] .page,
.phone[data-route="addon"] .page,
.phone[data-route="addon-pay"] .page{padding-bottom:130px!important}
.phone[data-route="housing"] #masthead,
.phone[data-route="confirm"] #masthead,
.phone[data-route="orientation"] #masthead,
.phone[data-route="processing"] #masthead,
.phone[data-route="pay-status"] #masthead,
.phone[data-route="addon"] #masthead,
.phone[data-route="addon-pay"] #masthead,
.phone[data-route="addon-result"] #masthead,
.phone[data-route="error"] #masthead,
.phone[data-route="report-error"] #masthead{height:64px}
.phone .r4c-screen{position:relative;z-index:1;min-width:0;color:#35251d;font-family:var(--sans)}
.r4c-screen button,.r4c-screen select,.r4c-sheet button,.r4c-sheet input{
 font-family:var(--sans);
}
.r4c-screen button:focus-visible,.r4c-screen select:focus-visible,
.r4c-sheet button:focus-visible,.r4c-sheet input:focus-visible{outline:2px solid #c10d28;outline-offset:2px}
.r4c-top{margin:0 0 8px}.r4c-step{margin:0 0 3px;font-size:11.5px;line-height:1.45;font-weight:800;color:#ae3325;letter-spacing:.035em}
.r4c-top h1{margin:0;font:900 23px/1.2 "Noto Serif CJK SC","Songti SC","STSong",serif;letter-spacing:-.025em;color:#271e19}
.r4c-top h1 em{font-style:normal;color:#bc1028}
.r4c-top>p:last-child{font-size:12px;line-height:1.45;color:#93765f;margin:4px 0 0}
.r4c-screen .countrySwitch.r4-region-switch{margin:4px 0 8px;padding:3px;gap:3px}
.r4c-screen .countrySwitch.r4-region-switch button{min-height:44px;padding:7px 4px;font-size:12px}
.r4c-line-label,.r4c-file-label{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:5px 0}
.r4c-line-label strong,.r4c-file-label strong{font-size:12.5px;color:#34261d}
.r4c-line-label span{font-size:11px;color:#9b8069}
.r4c-file-label button{min-height:44px;padding:5px 8px;border:0;background:none;color:#ae2a34;font-size:12px;font-weight:700}
.r4c-houses .photoWall.r4-housing-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
.r4c-houses .r4-house-card,.r4c-houses .houseCard{
 display:flex;align-items:center;position:relative;min-width:0;min-height:70px;max-height:70px;
 padding:4px 7px 4px 4px;border-radius:12px;gap:6px;
 background:#fffcf5;border:1.5px solid #e9d5b8;box-shadow:0 2px 8px #9d76441a;
}
.r4c-houses .r4-house-card.selected,.r4c-houses .houseCard.selected{
 border:2px solid var(--r4c-red);padding:3.5px 6.5px 3.5px 3.5px;
}
.r4c-houses .r4-house-card img,.r4c-houses .houseCard img{
 width:65px!important;min-width:65px!important;height:59px!important;
 object-fit:cover;flex:0 0 65px;border-radius:8px
}
.r4c-houses .r4-house-card strong,.r4c-houses .houseCard strong{
 font-size:12px!important;line-height:1.36;font-weight:850;
 margin:0!important;color:#2d231e;word-break:break-word
}
.r4c-houses .r4-house-card small,.r4c-houses .houseCard small{display:none}
.r4c-houses .houseCheck{
 top:4px;right:4px;width:20px;height:20px;font-size:12px;border:1.5px solid white
}
.r4c-summary-row{
 display:flex;align-items:center;justify-content:space-between;gap:10px;
 padding:5px 10px;width:100%;min-height:48px;text-align:left;
 margin:8px 0 4px;background:#fffaf3;border:1px solid var(--r4c-border);
 border-radius:12px;color:#6c4e36
}
.r4c-summary-row>span{min-width:0}
.r4c-summary-row b{display:block;font-size:12.5px;color:#38271b}
.r4c-summary-row small{display:block;margin-top:2px;font-size:10.5px;color:#936f57}
.r4c-summary-row strong{font-size:12px;color:var(--r4c-red);white-space:nowrap}
.r4c-coverage{font-weight:700}
.r4c-floor-tabs{
 display:flex;flex-wrap:nowrap;gap:5px;align-items:center;margin:4px 0;
 min-height:44px;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;scrollbar-color:#deb983 transparent
}
.r4c-floor-tabs button{
 min-height:44px;min-width:60px;padding:8px 11px;border:1px solid #e5c598;border-radius:99px;
 background:#fffaf2;color:#936438;font-weight:700;font-size:12px;white-space:nowrap;flex-shrink:0
}
.r4c-floor-tabs button.active{background:#c10d28;border-color:#c10d28;color:white}
.r4c-file-label{margin:4px 0 1px}
.r4c-file-pick{
 display:flex;align-items:center;gap:9px;min-height:48px;padding:6px 10px;
 border:1px dashed #d6a569;border-radius:12px;background:#fff9ed;cursor:pointer
}
.r4c-file-pick img{width:30px;height:30px;padding:5px;background:#fff;border:1px solid #e8cba4;border-radius:8px;flex:0 0 30px}
.r4c-file-pick span{flex:1;min-width:0;font-size:12.5px;font-weight:750;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.r4c-file-pick b{font-size:12px;color:var(--r4c-red);white-space:nowrap}
.r4c-truth{font-size:11px;line-height:1.45;color:#92715c;margin:5px 0 0}
.r4c-preview-card{background:#fffbf5;border:1px solid #ebd2ac;border-radius:14px;padding:7px;margin:5px 0}
.r4c-preview-head,.r4c-preview-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:24px}
.r4c-preview-head b{font-size:12px}
.r4c-preview-head span{font-size:10.5px;color:#a26a3e;text-align:right}
.r4c-preview-head span.done{color:#168a5e}
.r4c-preview-foot{font-size:10.5px;color:#96785e}
.r4c-preview-image{height:144px;position:relative;background:#f9eddc;border-radius:10px;display:grid;place-items:center;overflow:hidden}
.r4c-preview-image>img{width:100%;height:100%;object-fit:contain;display:block}
.r4c-demo-ribbon{position:absolute;bottom:0;left:0;right:0;text-align:center;background:#fff4e4e8;color:#a22b2c;font-size:11px;padding:4px}
.r4c-yes-no,.r4c-two-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:7px 0}
.r4c-yes-no button,.r4c-two-actions button{
 min-height:44px;border:1px solid #e1c69d;border-radius:11px;
 background:#fffaf3;color:#815a42;padding:8px;font-size:12px;font-weight:750
}
.r4c-yes-no button.active{background:#c10d28;border-color:#c10d28;color:white}
.r4c-check{
 display:flex;align-items:center;gap:8px;min-height:44px;
 background:#fffbf5;border:1px solid #ead1aa;border-radius:10px;
 padding:7px 10px;font-size:12px;color:#64492f;font-weight:750
}
.r4c-check input{width:20px;height:20px;accent-color:#c10d28;flex:0 0 20px}
.r4c-sample-link{display:block;width:100%;min-height:44px;border:0;background:transparent;color:#b51a2c;font-size:12px;font-weight:800;text-align:center;margin-top:1px}
.r4c-sample-link span{color:#98795f;font-size:11px;font-weight:500}
.r4c-mini-note{border:1px solid #eaceac;border-radius:11px;background:#fff7ec;color:#916c50;font-size:11.5px;line-height:1.5;padding:8px 10px;margin:8px 0}
.r4c-compass-mini{display:flex;align-items:center;gap:10px;background:#fffbf5;border:1px solid var(--r4c-border);border-radius:13px;margin:6px 0 10px;padding:6px 8px;min-height:103px}
.r4c-compass-mini img{width:96px;height:96px;flex:0 0 96px}
.r4c-compass-mini b{font-size:12.5px;color:#382920}
.r4c-compass-mini p{font-size:11.5px;color:#916d55;line-height:1.5;margin:4px 0 0}
.r4c-selectline{display:grid;grid-template-columns:1fr;gap:5px;margin:9px 0}
.r4c-selectline>b{font-size:12.5px}
.r4c-selectline select{display:block;width:100%;min-height:44px;font-size:13px;
 border:1px solid #e0c59d;border-radius:11px;background:#fffcf7;color:#634c3c;padding:8px 12px}
.r4c-caution{border-radius:11px;border:1px solid #e7d4b9;background:#fff7ea;color:#93785f;line-height:1.5;
 font-size:11.5px;padding:8px 10px;margin:10px 0}
.r4c-processing-card{display:grid;justify-items:center;gap:10px;background:#fffaf2;border:1px solid var(--r4c-border);
 border-radius:15px;padding:16px 14px;margin:10px 0}
.r4c-processing-card b{font-size:15px}
.r4c-processing-card>span{font-size:12px;color:#8b6d56}
.r4c-processing-card small{font-size:11px;color:#98755c}
.r4c-processing-card .progressTrack{width:100%;height:8px}
.r4c-demo-medallion{width:70px;height:70px;border:2px solid #dfae68;border-radius:50%;display:grid;place-items:center;
 background:#c10d28;color:white;font:900 31px "Noto Serif CJK SC","STSong",serif}
.r4c-info-two{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:9px 0}
.r4c-info-two>div{min-height:58px;padding:8px;background:#fffaf3;border:1px solid #e7d2b1;border-radius:11px}
.r4c-info-two b{display:block;font-size:12px}
.r4c-info-two span{font-size:11.5px;color:#896b50;margin-top:4px;display:block}
.r4c-status-icon{height:84px;width:84px;margin:20px auto;background:#ffede5;color:#c11b31;
 border:2px solid #e9bc92;border-radius:50%;display:grid;place-items:center;font-size:40px;font-weight:900}
.r4c-status-icon.good{background:#e4f5e8;color:#268b5b}
.r4c-status-icon.pending{background:#fff1d9;color:#c1842b}
.r4c-summary-card{display:grid;gap:0;background:#fffaf3;border:1px solid #e9d2b0;border-radius:13px;margin:13px 0}
.r4c-summary-card>div{min-height:44px;display:flex;align-items:center;justify-content:space-between;gap:6px;padding:9px 12px;border-bottom:1px solid #f3e4cf}
.r4c-summary-card>div:last-child{border:0}
.r4c-summary-card span{font-size:12px;color:#91725a}
.r4c-summary-card b{font-size:12.5px;text-align:right}
.r4c-price{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:11px 12px;
 min-height:60px;background:#fff3dd;border:1px solid #e4c592;border-radius:13px;margin:9px 0}
.r4c-price b{display:block;font-size:14px}
.r4c-price small{display:block;color:#956f52;font-size:11px;line-height:1.4;margin-top:3px}
.r4c-price strong{font-size:20px;color:#be112a;white-space:nowrap}
.r4c-layout-image{height:130px;border:1px solid #e6cda5;border-radius:13px;background:#fffaf0;display:grid;place-items:center;
 overflow:hidden;position:relative;margin:8px 0}
.r4c-layout-image img{height:100%;width:100%;object-fit:contain}
.r4c-layout-image span{position:absolute;right:5px;bottom:3px;background:#fff8eecb;color:#a06b4e;font-size:10px;padding:2px 5px}
.r4c-feature-rows{display:grid;gap:5px;margin:10px 0}
.r4c-feature-rows>div{min-height:44px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:7px 9px;
 background:#fffdfa;border:1px solid #eedfc8;border-radius:10px;font-size:11.5px}
.r4c-feature-rows b{color:#b11c2f;font-size:12px;white-space:nowrap}
.r4c-feature-rows span{color:#806953;text-align:right}
.r4c-task-list{display:grid;gap:5px;margin:9px 0}
.r4c-task-row{display:flex;align-items:center;gap:8px;justify-content:space-between;min-height:54px;
 border:1px solid #e7ceae;border-radius:12px;background:#fffbf6;padding:4px 9px}
.r4c-task-row label{display:flex;align-items:center;gap:7px;flex:1;min-width:0;min-height:44px;font-size:12px}
.r4c-task-row input{width:20px;height:20px;flex-shrink:0;accent-color:#c10d28}
.r4c-task-row button{min-width:48px;min-height:44px;white-space:nowrap;background:none;border:0;color:#be1b31;font-size:11.5px;padding:6px}
.r4c-task-row b{font-weight:700}

/* Global fixed action: visible and outside the information scroll, not overlapping it. */
.phone .sticky-action:has(>.r4c-primary){left:14px;right:14px;bottom:max(6px,env(safe-area-inset-bottom));gap:3px;padding-top:7px;
 background:linear-gradient(180deg,#fff3e500,#fff3e5 18%);z-index:6}
.phone .sticky-action>.r4c-primary{min-height:48px;width:100%;padding:9px 12px;border-radius:99px;
 background:linear-gradient(180deg,#ef222c,#b60724);border:1px solid #eb645f;color:white;font-size:15px;font-weight:850;cursor:pointer}
.phone .sticky-action>.r4c-primary:disabled{opacity:.58}
.phone .sticky-action>.r4c-footer-secondary{width:100%;min-height:44px;border:0;background:#fff6e9;color:#a34d36;font-size:12px}
.phone .sticky-action>.r4c-footer-caption{color:#a28974;line-height:1.35;font-size:10px;text-align:center;min-height:13px}

/* Full-screen / bottom-sheet for infrequent actions. A sheet may scroll;
   required NORMAL operation page never relies on this internal overflow. */
.phone .modal-root[data-r4c-sheet="1"]{display:flex;align-items:flex-end;justify-content:center;inset:0;padding:0;z-index:30;overflow:hidden}
.r4c-sheet-wrapper{width:100%;height:100%;display:flex;align-items:flex-end;justify-content:center}
.r4c-sheet{width:100%;height:auto;max-height:calc(min(700px,var(--r4c-visible-height,100dvh)) - 14px);
 border-radius:22px 22px 0 0;background:#fff5e7;border:1px solid #efcfab;
 box-shadow:0 -14px 38px #2b191c66;display:grid;grid-template-rows:50px minmax(0,1fr) auto;
 overflow:hidden}
.r4c-sheet>header{display:flex;align-items:center;justify-content:space-between;padding:7px 14px;border-bottom:1px solid #eed8b8;gap:10px}
.r4c-sheet>header h2{font-size:16px;line-height:1.4;font-weight:850;color:#30211b;margin:0}
.r4c-sheet-close{min-height:44px;width:44px;flex:0 0 44px;border:1px solid #e4cda7;background:#fffaf3;
 border-radius:50%;font-size:25px;color:#8b5a43}
.r4c-sheet-body{padding:10px 14px 14px;overflow-y:auto;min-height:0;max-height:calc(var(--r4c-visible-height,100dvh) - 130px);font-size:12px;color:#7b5e4b}
.r4c-sheet-body h3{font-size:14px;color:#4d3427;margin:10px 0 6px}
.r4c-sheet-body p{font-size:12px;line-height:1.55;margin:5px 0 10px}
.r4c-sheet-note{font-size:11.5px;line-height:1.5;color:#8e745a;margin:5px 0 9px}
.r4c-sheet footer{display:block;flex-shrink:0;background:#fff5e7;padding:9px 14px max(10px,env(safe-area-inset-bottom));
 border-top:1px solid #e9d3af}
.r4c-sheet footer .r4c-primary{height:48px;min-height:48px;width:100%;color:#fff;
 border:1px solid #eb645f;border-radius:99px;background:#c10d28;font-size:14px;font-weight:800}
.r4c-control-line{min-height:50px;display:flex;align-items:center;justify-content:space-between;gap:9px;margin:6px 0}
.r4c-control-line>b{font-size:12px;white-space:nowrap;color:#493124}
.r4c-seg{display:flex;gap:6px;flex-wrap:wrap}
.r4c-seg button,.r4c-manager-list button,.r4c-sheet-action{min-height:44px;border:1px solid #dfbb91;border-radius:11px;
 background:#fffcf8;color:#926649;font-size:12px;padding:7px 12px}
.r4c-seg button.active,.r4c-manager-list button.active{background:#bf1128;color:white;border-color:#bf1128}
.r4c-manager-list{display:grid;gap:6px;margin:9px 0}
.r4c-manager-list button{width:100%;display:flex;gap:8px;justify-content:space-between;align-items:center;text-align:left}
.r4c-manager-list b{font-size:12px;flex:0 0 40px}
.r4c-manager-list span{font-size:11px;flex:1}
.r4c-manager-list i{font-size:11px;font-style:normal;white-space:nowrap}
.r4c-sheet-action{width:100%;text-align:center;margin:5px 0;color:#b31b30}

/* Editor: header, canvas, controls and fixed "Done" all inside visible sheet.
   Canvas and buttons are NEVER clipped; keyboard reduces/scrolls body only. */
.r4c-sheet-editor{height:min(660px,calc(var(--r4c-visible-height,700px) - 12px))}
.r4c-sheet-editor .r4c-edit-body{display:grid;
 grid-template-rows:auto minmax(144px,1fr) auto auto auto auto;
 gap:6px;padding:8px 12px;overflow-y:auto;overflow-x:hidden;overscroll-behavior-y:contain;scroll-padding:8px 0 12px;scrollbar-width:thin;min-height:0}
.r4c-editor-warning{margin:0;font-size:11.5px;line-height:1.35;color:#976f53}
.r4c-edit-canvas{min-height:144px;min-width:0;overflow:hidden}
.r4c-edit-canvas .r4-edit-stage{height:100%;min-height:144px}
.r4c-edit-canvas .r4-edit-transform{width:min(95%,330px);height:100%;max-height:350px;aspect-ratio:1 / 1}
.r4c-editor-tools,.r4c-editor-transform{display:flex;gap:5px}
.r4c-editor-tools button,.r4c-editor-transform button{flex:1 1 0;min-width:0;min-height:44px;background:#fffaf4;
 border:1px solid #dfc49d;border-radius:10px;color:#855f43;font-size:11.5px;font-weight:750;padding:6px 2px}
.r4c-editor-tools button.active{background:#c10d28;color:white;border-color:#c10d28}
.r4c-editor-label{display:flex;align-items:center;gap:8px;color:#694d3d;font-size:12px}
.r4c-editor-label input{width:100%;flex:1;min-width:0;min-height:44px;padding:7px;border:1px solid #dfc49d;border-radius:10px;background:#fffbf7;font-size:13px}
.r4c-edit-clear{display:block;width:100%;min-height:44px;border:0;background:transparent;color:#a72635;font-size:11.5px;text-align:center}
.phone.r4c-keyboard-open .r4c-sheet-editor .r4c-edit-body{overflow-y:auto;grid-template-rows:auto minmax(144px,auto) auto auto auto auto}
.phone.r4c-keyboard-open .r4c-edit-canvas{min-height:144px;max-height:none;overflow:hidden}
.phone.r4c-keyboard-open .modal-root[data-r4c-sheet="1"]{bottom:var(--r4c-keyboard-bottom,0px);height:var(--r4c-visible-height,100dvh)}
.phone.r4c-keyboard-open .sticky-action:has(>.r4c-primary){bottom:calc(var(--r4c-keyboard-bottom,0px) + 6px)}
@media(max-width:375px){
 .phone{--r4c-vpadding:10px}
 .r4c-houses .r4-house-card img,.r4c-houses .houseCard img{width:53px!important;min-width:53px!important;flex-basis:53px}
 .r4c-houses .r4-house-card strong,.r4c-houses .houseCard strong{font-size:11.5px!important}
 .r4c-top h1{font-size:22px}
 .r4c-screen .countrySwitch.r4-region-switch button{font-size:11.5px}
}
@media(max-height:735px){
 .r4c-sheet-editor .r4c-edit-body{gap:5px;padding-block:7px}
 .r4c-top{margin-bottom:5px}
 .r4c-top>p:last-child{margin-top:3px}
 .r4c-houses .r4-house-card,.r4c-houses .houseCard{min-height:66px;max-height:66px}
 .r4c-houses .r4-house-card img,.r4c-houses .houseCard img{height:56px!important}
 .r4c-preview-image{height:130px}
 .r4c-preview-card{padding:6px}
 .r4c-line-label{margin:3px 0}
 .r4c-summary-row{min-height:44px;margin:5px 0 3px}
 .r4c-file-label{margin:2px 0 1px}
 .r4c-yes-no,.r4c-two-actions{margin:5px 0}
 .r4c-compass-mini img{height:82px;width:82px;flex-basis:82px}
 .r4c-compass-mini{min-height:90px;margin:4px 0 8px}
 .r4c-layout-image{height:116px}
 .r4c-caution{padding:6px 9px;margin:7px 0}
}
@media(prefers-reduced-motion:reduce){.r4c-sheet *{animation:none!important;transition:none!important}}