:root{color-scheme:dark;--bg:#101827;--panel:#162133;--line:#2a3648;--muted:#96a6bd;--text:#f2f6fc;--accent:#83f1c4;--accent-dark:#183f37}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.6 "Segoe UI","Microsoft YaHei",system-ui,sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer;border:1px solid transparent;border-radius:10px;padding:10px 15px;transition:background .15s,opacity .15s}button:disabled{cursor:default;opacity:.4}button:hover:not(:disabled){filter:brightness(1.12)}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}[hidden]{display:none!important}.topbar{max-width:1440px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:25px 42px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:14px;align-items:center}.brand-icon{display:grid;place-items:center;width:43px;height:43px;border:1px solid #45695f;border-radius:13px;color:var(--accent);font-size:28px;background:#1a302f}.brand strong{font-size:19px;letter-spacing:1px}.brand small{display:block;color:var(--muted);font-size:12px;margin-top:1px}.connection{font-size:12px;padding:7px 12px;border:1px solid var(--line);border-radius:30px;white-space:nowrap}.connection i,.receiver-badge i{display:inline-block;width:7px;height:7px;background:#f0b56d;border-radius:50%;margin-right:8px}.connection.online i{background:var(--accent);box-shadow:0 0 10px #83f1c440}.workspace{display:grid;grid-template-columns:minmax(360px,1fr) 370px;gap:28px;max-width:1240px;margin:28px auto;padding:0 30px 30px}.screen-panel{border:1px solid var(--line);border-radius:20px;background:#131e2f;overflow:hidden;align-self:start}.panel-heading{display:flex;justify-content:space-between;align-items:center;padding:21px 24px;border-bottom:1px solid var(--line)}.eyebrow{color:var(--accent);letter-spacing:2px;font-size:10px;font-weight:600}h1{font-size:20px;font-weight:600;margin:3px 0}h1 span{font-size:12px;color:var(--muted);font-weight:400;margin-left:8px}.screen-stage{display:flex;align-items:center;justify-content:center;padding:24px 16px;background:radial-gradient(ellipse at center,#22324944,transparent 70%);min-height:460px}.phone-screen{position:relative;overflow:hidden;aspect-ratio:9/20;height:min(65vh,700px);max-width:100%;border:5px solid #070c14;border-radius:23px;background:#05070b;box-shadow:0 18px 45px #0005;touch-action:none;outline:none;user-select:none}.phone-screen canvas,.phone-screen>img{display:block;width:100%;height:100%;object-fit:contain}.phone-screen:focus-visible{box-shadow:0 0 0 2px var(--accent),0 18px 45px #0005}.screen-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:20px;gap:12px;background:#080e18}.screen-placeholder strong{font-size:15px}.screen-placeholder small{color:var(--muted);font-size:12px}.pulse{width:30px;height:30px;border:2px solid #324b4b;border-top-color:var(--accent);border-radius:50%;animation:spin 1.2s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.navigation{display:flex;justify-content:center;gap:15px;padding:8px 14px 17px}.navigation button{color:#cedbea;background:transparent;padding:5px 13px;font-size:23px;line-height:1.2}.navigation button:hover{background:#25334a}.navigation span{display:block;font-size:10px;color:var(--muted);margin-top:5px}.screen-footer{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:10px 23px;font-size:11px;color:var(--muted)}.side-panel{display:flex;flex-direction:column;gap:18px}.card{padding:22px;background:var(--panel);border:1px solid var(--line);border-radius:17px}.card-title{display:flex;align-items:center;gap:10px}.section-mark{font-size:10px;color:var(--accent);border:1px solid #38544f;padding:2px 5px;border-radius:5px}h2{font-size:16px;margin:0;font-weight:600}.card p{color:#b8c5d6;font-size:12px;margin:12px 0 17px}.button-row{display:flex;gap:9px;align-items:center;margin:9px 0}.primary{background:var(--accent);color:#12342b;font-weight:600}.secondary{background:#27364b;color:var(--text);border-color:#3a4b61}.subtle{background:transparent;color:#bac9dc;border-color:var(--line);font-size:12px}.text-input{margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}label{font-size:12px;color:var(--muted)}textarea,input,select{border:1px solid #344258;background:#111b2a;color:var(--text);border-radius:8px;padding:9px 11px}textarea{display:block;width:100%;resize:vertical;min-height:60px;margin:8px 0}.text-input button{padding:6px 12px;font-size:12px}.card .hint{font-size:11px;color:var(--muted);margin:10px 0 0}.share-options{display:flex;align-items:center;gap:8px}.share-options label{white-space:nowrap}.share-options select{padding:8px}.share-options button{padding:8px 11px;font-size:12px}#share-result{margin-top:14px;display:flex;gap:8px}#share-link{min-width:0;flex:1;font-size:11px}#copy-share{white-space:nowrap;padding:8px 10px;font-size:11px}.share-list{margin-top:12px}.share-item{border-top:1px solid var(--line);padding:10px 0 0;margin-top:10px;display:flex;justify-content:space-between;gap:8px;font-size:11px;color:var(--muted);align-items:center}.share-item button{font-size:11px;padding:4px 9px}.session-note{color:var(--muted);text-align:center;font-size:11px;padding:0 8px}#camera-preview{width:100%;max-height:180px;border-radius:10px;background:#080d15;object-fit:contain;margin-bottom:8px;transform:scaleX(-1)}.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%);background:#e7f4ee;color:#152d23;border:1px solid #a4d2bd;border-radius:12px;padding:12px 20px;max-width:90vw;z-index:10;box-shadow:0 6px 30px #0006}.receiver-page{width:100vw;height:100dvh;display:grid;place-items:center;overflow:hidden;text-align:center}.receiver-page>img{width:100%;height:100%;object-fit:contain}.receiver-page .brand-icon{margin:auto;width:64px;height:64px;font-size:38px}.receiver-page h1{margin-top:18px}.receiver-page p{color:var(--muted)}.receiver-badge{position:fixed;left:18px;bottom:max(18px,env(safe-area-inset-bottom));background:#101827c9;border:1px solid #3a4b61;border-radius:22px;padding:7px 12px;font-size:11px}.receiver-badge i{background:var(--accent)}.phone-screen:fullscreen{width:100vw;height:100dvh;border-radius:0;aspect-ratio:auto}.phone-screen:fullscreen canvas{object-fit:contain}@media(min-width:1500px){.workspace{margin-top:35px}.phone-screen{height:min(70vh,800px)}}@media(max-width:850px){.workspace{grid-template-columns:1fr;max-width:650px;padding:0 15px 25px;gap:18px;margin-top:18px}.topbar{padding:18px 20px}.screen-stage{min-height:320px;padding:15px}.phone-screen{height:min(67vh,670px)}.side-panel{gap:14px}.card{padding:18px}.panel-heading{padding:15px 18px}.brand small{font-size:10px}.navigation{padding-bottom:12px}.navigation button{padding:3px 12px}.screen-footer{padding:8px 17px}.connection{font-size:10px}}@media(max-width:380px){h1 span{display:none}.topbar{padding:15px}.brand strong{font-size:17px}.brand-icon{width:35px;height:35px}.workspace{padding:0 9px 20px}.navigation{gap:8px}}

/* Fit the live screen to the actual stage, including mobile fullscreen. */
.screen-stage {height:min(80dvh,980px);min-height:360px;padding:12px 10px;}
.phone-screen {flex-shrink:0;max-width:100%;aspect-ratio:auto;}
body.viewing-fullscreen {overflow:hidden;overscroll-behavior:none;}
.screen-panel.is-immersive {position:fixed;inset:0;z-index:100;width:100%;height:100vh;height:100dvh;max-width:none;margin:0;border:0;border-radius:0;background:#000;display:grid;grid-template-rows:minmax(0,1fr) auto;}
.screen-panel.is-immersive .panel-heading,.screen-panel.is-immersive .screen-footer {display:none;}
.screen-panel.is-immersive .screen-stage {height:100%;min-height:0;min-width:0;padding:0;overflow:hidden;background:#000;}
.screen-panel.is-immersive .phone-screen {border:0;border-radius:0;box-shadow:none;}
.screen-panel.is-immersive .navigation {margin:0;padding:3px max(6px,env(safe-area-inset-right)) max(3px,env(safe-area-inset-bottom)) max(6px,env(safe-area-inset-left));gap:8px;background:#101827;min-height:44px;}
.screen-panel.is-immersive .navigation button {padding:2px 9px;font-size:20px;}
.screen-panel.is-immersive .navigation span {margin-top:1px;font-size:9px;}
@media(max-width:850px){.screen-stage{height:80dvh;min-height:360px;padding:8px 4px;}.screen-panel.is-immersive .screen-stage{height:100%;min-height:0;padding:0;}}
.camera-test{margin-top:15px;padding-top:12px;border-top:1px solid var(--line);}
.camera-test summary{font-size:11px;color:var(--muted);cursor:pointer;}

.screen-panel{position:relative;}
.navigation{gap:10px;align-items:center;}
.navigation .quick-claim{display:none;font-size:10px;padding:7px 8px;background:#83f1c4;color:#12342b;white-space:nowrap;}
.phone-tools{position:absolute;right:max(9px,env(safe-area-inset-right));top:max(9px,env(safe-area-inset-top));z-index:4;width:37px;height:30px;padding:0;border:1px solid #ffffff40;border-radius:18px;background:#101827b8;color:white;font-size:25px;line-height:20px;}
.screen-panel.is-immersive{grid-template-rows:minmax(0,1fr);}
.screen-panel.is-immersive .navigation{position:absolute;z-index:3;bottom:0;left:0;right:0;gap:4px;background:#101827e6;transition:transform .18s,visibility .18s;}
.screen-panel.is-immersive .navigation .quick-claim{display:block;font-size:10px;padding:8px 6px;}
.screen-panel.is-immersive .navigation button{padding:2px 7px;}
.screen-panel.is-immersive.controls-hidden .navigation{transform:translateY(110%);visibility:hidden;pointer-events:none;}
.keyboard-tray{position:absolute;z-index:4;bottom:88px;left:8px;right:8px;display:flex;gap:4px;align-items:center;border:1px solid #5c7785;border-radius:12px;padding:6px;background:#101827f5;}
.keyboard-tray textarea{margin:0;min-height:38px;height:38px;resize:none;flex:1;min-width:0;font-size:16px;padding:6px;}
.keyboard-tray button{padding:5px 9px;background:#27364b;color:white;font-size:20px;}
.screen-panel.is-immersive .keyboard-tray{bottom:calc(53px + env(safe-area-inset-bottom));}
@media(max-width:380px){.screen-panel.is-immersive .navigation{gap:1px;}.screen-panel.is-immersive .navigation button{padding:2px 5px;}}