.layout{display:grid;grid-template-columns:minmax(620px,1.08fr) minmax(480px,.92fr);gap:18px;align-items:stretch}
.chart-card,.sidebar{border-radius:8px;background:var(--panel)}
.chart-card{padding:0;min-width:0;border:1px solid rgba(217,226,236,.92);box-shadow:0 18px 48px rgba(18,35,57,.09);overflow:hidden}
.print-patient-card,.print-note-card,.print-page-number{display:none}
.print-patient-card{padding:18px 20px;border:1px solid var(--line);border-radius:22px;background:var(--panel);box-shadow:var(--shadow);margin-bottom:14px}
.print-export-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:14px}
.print-export-title{font-size:28px;line-height:1;font-weight:700}
.print-export-subtitle{margin-top:4px;font-size:13px;color:var(--muted)}
.print-patient-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px 14px}
.print-info-item{padding:10px 12px;border-radius:14px;background:var(--panel-soft);border:1px solid var(--line)}
.print-info-item.wide{grid-column:1 / -1}
.print-info-item .print-label{display:block;font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.print-info-item .print-value{display:block;font-size:14px;font-weight:700;color:var(--ink);line-height:1.4;white-space:pre-wrap}
.print-note-card{padding:14px 16px 18px;border-top:1px solid var(--line);background:var(--panel)}
.print-note-body{padding:12px 14px;border:1px solid var(--line);border-radius:16px;background:var(--panel-soft);font-size:13px;line-height:1.5;color:var(--ink);white-space:pre-wrap}
.chart-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;padding:18px 20px 14px;background:linear-gradient(180deg,#fff 0%,#fbfcfe 100%)}
.chart-head h2{margin:0;font-size:22px}
.chart-head p{margin:5px 0 0;font-size:12px;color:var(--muted)}
.chart-view-key{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:flex-end;color:var(--muted)}
.chart-view-key::before{content:"View guide:";font-size:9px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#8793a2}
.chart-view-key span{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-size:10px;font-weight:700;white-space:nowrap}
.chart-head-controls{display:grid;gap:0;width:min(320px,100%);justify-items:stretch;flex:0 1 320px}
.mobile-entry-trigger,.mobile-entry-hint{display:none}
.chart-layer-switch{display:none}
.chart-layer-btn{height:30px;min-height:30px;max-height:30px;padding:4px 10px;border:0;border-radius:5px;background:transparent;color:var(--muted);font:inherit;font-size:10px;font-weight:850;line-height:1;letter-spacing:.06em;text-transform:uppercase;cursor:pointer}
.chart-layer-btn.active{background:var(--ink);color:#fff;box-shadow:0 4px 12px rgba(22,34,51,.18)}
.chart-layer-btn[data-chart-view="planned"].active{color:#a9d1ff}
.view-key-icon{width:12px;height:16px;display:inline-block;border:1.5px solid #7f8b9a;background:#f5f2ec;border-radius:7px 7px 4px 4px}
.view-key-icon.root{height:17px;border-radius:7px 7px 50% 50%}
.view-key-icon.crown{width:15px;height:10px;border-radius:50%}
.chart-tools{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex:none}
.chart-tools-label{font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.chart-view-toggle{justify-content:flex-end}
.legend{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.pill{min-height:30px;padding:0 10px;border-radius:999px;background:#fff;border-color:var(--line);color:var(--ink);display:inline-flex;align-items:center;gap:7px;font-size:11px}
.dot{width:11px;height:11px;border-radius:999px;display:inline-block}
.chart-stage-wrap{overflow-x:auto;overflow-y:hidden;border-radius:0;scrollbar-width:none;-ms-overflow-style:none}
.chart-stage-wrap::-webkit-scrollbar{display:none}
.chart-stage{position:relative;min-width:720px;width:100%;padding:14px 12px 10px;border-radius:0;    
    /* background: radial-gradient(circle at 18% 12%, rgba(255, 255, 255, .10), transparent 34%), radial-gradient(circle at 82% 88%, rgba(0, 0, 0, .12), transparent 42%), linear-gradient(135deg, #000000 0%, #626a74 48%, #000000 100%); */
    background: var(--board-bottom);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12),inset 0 0 36px rgba(20,27,35,.16);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
.chart-stage.hidden{display:none}
.split-stage{display:grid;gap:16px;padding:16px}
.split-stage .orientation-grid{margin-bottom:-12px}
.split-group{display:grid;gap:0;position:relative;padding:16px 8px 12px;border:1px solid rgba(255,255,255,.08);border-radius:6px;background:linear-gradient(180deg,rgba(255,255,255,.018),rgba(0,0,0,.045))}
.split-group + .split-group{margin-top:0}
.split-group-head{display:grid;grid-template-columns:70px repeat(16,minmax(30px,1fr)) 70px;align-items:center;padding:0 0 4px}
.split-status-label{display:inline-block;font-size:14px;font-weight:900;line-height:1;letter-spacing:.22em;text-transform:uppercase}
.split-group-head .split-status-label{grid-column:9 / span 2;justify-self:center}
.split-status-label.existing{color:rgba(255,255,255,.9)}
.split-status-label.planned{color:rgba(148,197,255,.86)}
.split-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.18) 18%,rgba(255,255,255,.18) 82%,transparent);margin:4px 0}
.entries-panel{padding:16px 20px 20px;border-top:1px solid var(--line);background:var(--panel)}
.entries-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.entries-head h3{margin:0;font-size:16px}
.entries-head span{font-size:12px;color:var(--muted)}
.entries-list{display:grid;gap:4px;max-height:240px;overflow:auto}
.entry-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:center;padding:0 12px 0 0;border:1px solid transparent;border-radius:5px;background:transparent;transition:background .12s ease,border-color .12s ease;text-align:left}
.entry-row:hover{background:var(--panel-soft);border-color:var(--line)}
.entry-open{display:grid;grid-template-columns:52px minmax(0,1fr);gap:12px;align-items:center;width:100%;padding:10px 12px;border:0;background:transparent;color:inherit;text-align:left;cursor:pointer}
.entry-remove{min-width:74px;padding:8px 10px;border:1px solid #e7b9b7;background:#fff;color:#b53d38;border-radius:4px;font:inherit;font-size:12px;font-weight:700;cursor:pointer}
.entry-remove-icon{display:none;width:18px;height:18px}
.entry-remove:hover{border-color:#d85852;background:#fff3f2;color:#982f2b}
.entry-remove:focus-visible,.entry-open:focus-visible{outline:2px solid #79aef7;outline-offset:2px}
.entry-preview{width:52px;height:40px;border-radius:0;background:transparent;display:grid;place-items:center;justify-self:center;overflow:hidden;flex:none;position:relative}
.summary-treatment-icon{width:32px;height:32px;border:1px solid var(--line);border-radius:6px;background:var(--panel-soft);display:grid;place-items:center}
.entry-preview .art-core.front.upper{transform:scale(.26,-.26)}
.entry-preview .art-core.front.lower{transform:scale(.26)}
.entry-preview .art-core.occ{transform:scale(.3)}
.entry-text{display:grid;grid-template-columns:minmax(170px,1.15fr) minmax(180px,1fr);grid-template-areas:"title meta" "note note";align-items:center;column-gap:16px;row-gap:5px;min-width:0}
.entry-title{grid-area:title;font-size:12px;font-weight:700;color:var(--ink);min-width:0}
.entry-meta{grid-area:meta;font-size:12px;color:var(--muted);min-width:0}
.entry-note{grid-area:note;font-size:12px;color:var(--ink);min-width:0;white-space:normal;overflow-wrap:anywhere;line-height:1.45}
.entry-empty{padding:14px;border:1px dashed var(--line);border-radius:16px;color:var(--muted);font-size:13px;background:var(--panel-soft)}
.arch + .arch{margin-top:12px}
.arch-grid,.orientation-grid{grid-template-columns:84px minmax(0,1fr) 84px;gap:1px 0;align-items:center}
.upper-grid{grid-template-rows:auto auto auto}
.lower-grid{grid-template-rows:auto auto auto}
.teeth-row,.orientation-row{display:grid;grid-template-columns:repeat(16,minmax(30px,1fr));column-gap:0;width:94%;margin-inline:auto}
.teeth-row{align-items:flex-end;min-height:60px;padding-right:2px}
.teeth-row.occ{min-height:30px;align-items:center}
.teeth-row.numbers{min-height:18px;align-items:center}
.arch-label-row{display:flex;justify-content:flex-start;align-items:center;min-height:18px;padding-left:6px;align-self:stretch}
.arch-label-text{font-size:12px;font-weight:750;color:rgba(255,255,255,.94);letter-spacing:.01em;line-height:1.25;margin-bottom: 10px;margin-top: 17px;}
.arch-side{min-height:1px}
.orientation-grid{margin-bottom:2px}
.orientation-side{min-height:1px}
.orientation-row{grid-column:2;align-items:center;min-height:18px}
.side-label{font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.78);justify-self:center;line-height:1}
.side-label.left{grid-column:4 / span 2}
.side-label.right{grid-column:12 / span 2}
.upper-label{grid-column:1;grid-row:1 / span 2;align-items:center}
.upper-root-row{grid-column:2;grid-row:1;transform:translateY(11px)}
.upper-crown-row{grid-column:2;grid-row:2;transform:translateY(-9px)}
.upper-number-row{grid-column:2;grid-row:3}
.lower-number-row{grid-column:2;grid-row:1}
.lower-label{grid-column:1;grid-row:2 / span 2;align-items:center}
.lower-crown-row{grid-column:2;grid-row:2;transform:translateY(2px)}
.lower-root-row{grid-column:2;grid-row:3;transform:translateY(-26px)}
.split-stage .arch-grid,.split-stage .orientation-grid{grid-template-columns:70px minmax(0,1fr) 70px}
.split-stage .upper-grid{grid-template-rows:108px 58px 22px}
.split-stage .lower-grid{grid-template-rows:22px 58px 108px;padding-bottom:30px}
.split-stage .teeth-row{min-height:0;align-items:center}
.split-stage .upper-root-row,.split-stage .upper-crown-row,.split-stage .lower-crown-row,.split-stage .lower-root-row{transform:none}
.split-stage .upper-root-row,.split-stage .lower-root-row{align-items:center}
.split-stage .teeth-row.occ{align-items:center}
/* .split-stage .tooth{--arch-y:0;--arch-r:0deg;transform:translateY(calc(var(--arch-y) * 1px)) rotate(var(--arch-r));transform-origin:50% 50%;transition:transform .16s ease}
.split-stage .lower-grid .tooth{transform:translateY(calc((28 - var(--arch-y)) * 1px)) rotate(var(--arch-r))} */
.split-stage .tooth,
.split-stage .lower-grid .tooth {
  transform: none;
}
/* .split-stage .tooth:nth-child(1){--arch-y:0;--arch-r:-6deg}
.split-stage .tooth:nth-child(2){--arch-y:4;--arch-r:-5deg}
.split-stage .tooth:nth-child(3){--arch-y:9;--arch-r:-4deg}
.split-stage .tooth:nth-child(4){--arch-y:14;--arch-r:-3deg}
.split-stage .tooth:nth-child(5){--arch-y:19;--arch-r:-2deg}
.split-stage .tooth:nth-child(6){--arch-y:23;--arch-r:-1.5deg}
.split-stage .tooth:nth-child(7){--arch-y:26;--arch-r:-1deg}
.split-stage .tooth:nth-child(8){--arch-y:28;--arch-r:-.5deg}
.split-stage .tooth:nth-child(9){--arch-y:28;--arch-r:.5deg}
.split-stage .tooth:nth-child(10){--arch-y:26;--arch-r:1deg}
.split-stage .tooth:nth-child(11){--arch-y:23;--arch-r:1.5deg}
.split-stage .tooth:nth-child(12){--arch-y:19;--arch-r:2deg}
.split-stage .tooth:nth-child(13){--arch-y:14;--arch-r:3deg}
.split-stage .tooth:nth-child(14){--arch-y:9;--arch-r:4deg}
.split-stage .tooth:nth-child(15){--arch-y:4;--arch-r:5deg}
.split-stage .tooth:nth-child(16){--arch-y:0;--arch-r:6deg} */
.split-stage .arch-label-text{font-weight:700;color:rgba(255,255,255,.76)}
.split-stage .upper-label .arch-label-text::after{display:block;margin-top:4px;font-size:8px;font-weight:600;color:rgba(255,255,255,.36)}
.split-stage .lower-label .arch-label-text::after{display:block;margin-top:4px;font-size:8px;font-weight:600;color:rgba(255,255,255,.36)}
.arch-divider-line{grid-column:1 / -1;height:1px;margin:1px 0;background:rgba(255,255,255,.16)}
.midline{width:2px;background:linear-gradient(180deg,transparent,rgba(255,255,255,.42),transparent)}
.midline.tall{align-self:stretch}
.midline.short{align-self:center;height:30px}
.number{font-size:9px;font-weight:700;color:rgba(255,255,255,.94);text-align:center}
.number.empty{opacity:0}
.number.ghost{opacity:.34}
.tooth{position:relative;cursor:pointer;display:flex;justify-content:center}
.tooth.ghost{cursor:default}
.tooth.ghost .tooth-art{opacity:.34;filter:saturate(.75)}
.tooth.ghost:hover .tooth-art{transform:none;filter:none;opacity:.48}
.tooth-spacer{min-height:1px}
.tooth.active .tooth-art{transform:translateY(-2px) scale(1.07);filter:brightness(1.06) contrast(1.04) drop-shadow(0 9px 6px rgba(0,0,0,.42))}
.tooth-art{position:relative;display:grid;place-items:center;transition:transform .16s ease,filter .16s ease}
.tooth:hover .tooth-art{transform:translateY(-3px) scale(1.08);filter:brightness(1.05) contrast(1.05) drop-shadow(0 10px 7px rgba(0,0,0,.46))}
.tooth.has-tooltip::after{content:attr(data-tooltip);position:absolute;left:calc(100% + 10px);top:50%;transform:translateY(-50%);min-width:140px;max-width:180px;padding:7px 9px;border-radius:10px;background:rgba(15,23,42,.96);border:1px solid rgba(143,201,255,.24);color:#f8fafc;font-size:11px;line-height:1.4;white-space:pre-line;text-align:left;box-shadow:0 12px 28px rgba(0,0,0,.28);opacity:0;pointer-events:none;z-index:30;transition:opacity .12s ease,transform .12s ease}
.tooth.has-tooltip::before{content:"";position:absolute;left:calc(100% + 4px);top:50%;transform:translateY(-50%);border:6px solid transparent;border-right-color:rgba(15,23,42,.96);opacity:0;pointer-events:none;z-index:30;transition:opacity .12s ease}
.tooth.tooltip-left::after{left:auto;right:calc(100% + 10px)}
.tooth.tooltip-left::before{left:auto;right:calc(100% + 4px);border-right-color:transparent;border-left-color:rgba(15,23,42,.96)}
.tooth.has-tooltip:hover::after,.tooth.has-tooltip:hover::before{opacity:1}
.tooth.has-tooltip:hover::after{transform:translateY(-50%) translateX(2px)}
.tooth.tooltip-left:hover::after{transform:translateY(-50%) translateX(-2px)}
.art-core{position:relative;transform-origin:center center}
.art-core.front.upper{transform:scale(.59,-.59)}
.art-core.front.lower{transform:scale(.59)}
.art-core.occ{transform:scale(.9)}
.art-core.front svg path[fill="none"]{opacity:.42!important;stroke-width:1.15!important;stroke-linecap:round;stroke-linejoin:round}
.art-core.occ svg>path:first-of-type{stroke:#aa9782!important;stroke-width:1.05!important}
.art-core.occ svg path[fill="none"]{stroke:#a88f77!important;opacity:.68!important;stroke-linecap:round;stroke-linejoin:round}
.art-core.front svg ellipse[fill^="url(#sg"]{opacity:.68!important}
.art-core.occ svg{filter:drop-shadow(1px 4px 3px rgba(0,0,0,.42))}
.surface-svg{position:absolute;inset:0}
.surface-region{stroke-width:1;transition:fill .14s ease,stroke .14s ease,fill-opacity .14s ease}
.surface-region:hover{stroke:#16c7c1;stroke-width:2.25;filter:none;fill:#38d9d2!important;fill-opacity:.34}
.surface-region.selected{stroke:#159eaa;stroke-width:2.5;filter:none;fill-opacity:.48}
.status-ring,.plan-ring{position:absolute;inset:-3px;pointer-events:none}
.status-ring{border-radius:14px;border:2px solid var(--ring-color)}
.plan-ring{border-radius:14px;border:2.4px dashed var(--ring-color);background:color-mix(in srgb,var(--ring-color) 12%,transparent);box-shadow:0 0 0 1px color-mix(in srgb,var(--ring-color) 32%,transparent),0 0 12px color-mix(in srgb,var(--ring-color) 18%,transparent)}
.plan-ring{display:none}
.review-badge{position:absolute;top:3px;left:50%;right:auto;transform:translateX(-50%);min-width:16px;height:16px;padding:0 4px;border-radius:999px;display:grid;place-items:center;background:#526f8f;color:#fff;font-size:10px;font-weight:800;line-height:1;border:1px solid rgba(220,232,244,.88);box-shadow:0 4px 10px rgba(26,45,66,.3);pointer-events:none;z-index:4}
.review-badge.bottom{top:auto;bottom:3px}
.entry-preview .review-badge{top:0;bottom:auto;left:auto;right:1px;transform:none;min-width:15px;height:15px;font-size:8px;padding:0 3px}
.rct-lines{position:absolute;inset:0;pointer-events:none}
.rct-lines span{position:absolute;width:5px;border-radius:999px;background:linear-gradient(180deg,#ff9d94 0%,#ff5a4f 45%,#d9322a 100%);box-shadow:0 0 14px rgba(255,90,79,.6)}
.missing-box{display:flex;align-items:center;justify-content:center;border:2px dashed rgba(255,255,255,.28);border-radius:14px;color:rgba(255,255,255,.68);font-size:16px;font-weight:700;background:rgba(255,255,255,.04)}