/* A true centered invitation, independent of the width of the game controls. */
.header { display:grid; grid-template-columns:minmax(0,1fr) auto minmax(0,1fr); gap:16px; }
.header-identity {display:flex;align-items:center;gap:12px;min-width:0;}
.header-actions {justify-self:end;}
.share-action {display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:40px;padding:9px 17px;border:1px solid #9cbe64;border-radius:10px;background:linear-gradient(135deg,#d0ff68,#b7ed46);color:#16200e;font:800 13px/1.25 var(--sans,Arial,sans-serif);text-decoration:none;cursor:pointer;white-space:nowrap;box-shadow:0 3px 0 #587b24;}
.share-action:hover {background:#ddff94;transform:translateY(-1px);}
.share-action:focus-visible,.share-more:focus-visible {outline:3px solid #fff;outline-offset:4px;}
.share-action:disabled,.share-action[aria-disabled="true"] {opacity:.5;pointer-events:none;}
#top-share {justify-self:center;}
#round-share {margin:0 auto 6px;}
#share-dialog {width:min(430px,calc(100vw - 24px));max-height:calc(100dvh - 24px);padding:28px;overflow:auto;border:1px solid #536a43;border-radius:20px;background:#142016;color:#eef6e5;}
#share-dialog::backdrop {background:#020904b8;backdrop-filter:blur(5px);}
#share-dialog h2 {font-size:36px;line-height:1.05;margin:8px 22px 18px 0;}
#share-close {position:absolute;top:10px;right:10px;width:38px;height:38px;border:1px solid #485a41;border-radius:50%;background:#203021;color:#f0f8e8;font:24px Arial;cursor:pointer;}
#share-message {font-size:15px;line-height:1.55;color:#d6e3cb;margin-bottom:22px;}
.share-channels {display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.share-channels .share-action {padding:12px 9px;white-space:normal;}
.share-more {grid-column:1/-1;min-height:38px;background:none;border:1px solid #52644a;border-radius:8px;color:#d7e8c7;cursor:pointer;font:700 13px Arial;}
.share-link-label {display:block;font-size:11px;color:#b5c5a8;margin:22px 0 6px;}
#share-link {display:block;width:100%;height:40px;padding:8px;border:1px solid #435b3a;border-radius:8px;background:#0d170f;color:#badc94;font-size:12px;}
#share-status {font-size:12px;line-height:1.45;min-height:18px;color:#d0edae;margin:12px 0 0;}
@media(max-width:1180px) {
 .header {grid-template-rows:auto auto;gap:6px;padding-block:7px;}
 .header-identity {grid-column:1;grid-row:1;}
 #top-share {grid-column:2;grid-row:1;}
 .header-actions {grid-column:1/-1;grid-row:2;}
 .header-identity .arena-theme-badge {display:none;}
}
@media(max-width:760px) {
 .header-identity {gap:0;}
 #top-share {font-size:12px;min-height:34px;padding:7px 11px;}
 .header-actions {justify-self:center;}
}
@media(max-width:380px) {
 #top-share {font-size:11px;padding:7px 9px;gap:4px;}
 #share-dialog {padding:22px 18px;}
 .share-channels {gap:9px;}
}
@media(max-height:520px) {
 #round-share {grid-column:2;justify-self:center;margin:2px auto;min-height:32px;padding:6px 13px;font-size:12px;}
 .round-card {padding:9px 14px;}
 .round-card h2 {font-size:35px;}
 .round-counter {width:36px;height:36px;font-size:26px;margin-top:5px;}
 .round-card .secondary-button {margin:5px auto 0;min-height:30px;}
 #share-dialog {padding:16px 22px;}
 #share-dialog h2 {font-size:27px;margin-bottom:10px;}
 #share-message {font-size:13px;margin-bottom:12px;}
 .share-link-label {margin-top:12px;}
}
@media(prefers-reduced-motion:reduce) {.share-action:hover{transform:none;}}