:root{--ink:#304b41;--muted:#7b8a7c;--paper:#f7f8f1;--line:#dce3d6;--green:#4f7661}*{box-sizing:border-box}body{margin:0;background:#edf0e8;color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-size:14px}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #60886a;outline-offset:4px}header{height:96px;padding:0 4%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:14px;align-items:center;text-decoration:none;color:var(--ink);font-weight:650;font-size:21px;letter-spacing:2px}.brand-mark{font-size:43px;font-weight:400}.brand small{display:block;font-size:9px;letter-spacing:2.5px;font-weight:400;margin-top:7px;color:var(--muted)}.header-right{display:flex;align-items:center;gap:24px}.live{font-size:12px;letter-spacing:1px;color:#7a8674}.live i,.space-label i{display:inline-block;width:6px;height:6px;border-radius:50%;background:#7e9a70;margin-right:8px}.icon-button{border:0;background:transparent;font-size:19px}.icon-button span{font-size:12px;margin-left:6px}#help{border:1px solid #b7c3b2;border-radius:50%;height:26px;width:26px;font-size:14px}main{height:calc(100dvh - 144px);min-height:590px;margin:0 24px;position:relative;border-radius:24px;overflow:hidden;background:#cbd4b8}#world{width:100%;height:100%;display:block;touch-action:none;cursor:grab}#world:active{cursor:grabbing}.shade{position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(238,242,219,.55),transparent 45%),linear-gradient(0deg,rgba(28,57,39,.35),transparent 30%)}.welcome{position:absolute;top:48px;left:4%;pointer-events:none}.eyebrow{font-size:12px;letter-spacing:3px;color:#637e61}.welcome h1{font-size:clamp(30px,3.6vw,51px);font-family:"Songti SC","SimSun",serif;font-weight:500;line-height:1.4;letter-spacing:4px;margin:20px 0 14px}.welcome p{font-size:13px;line-height:2;color:#536d54;letter-spacing:1px}.space-label{display:inline-block;font-size:10px;background:#f2f5e8a6;border:1px solid #ffffff60;padding:9px 13px;border-radius:20px;margin-top:18px}.scene-tools{position:absolute;right:24px;top:24px;display:flex;flex-direction:column;gap:8px}.scene-tools button{width:38px;height:38px;border:1px solid #ffffff80;background:#f6f8edb3;backdrop-filter:blur(8px);border-radius:50%;font-size:20px}.scene-tools button:last-child{font-size:11px;font-weight:bold}.scene-tools button.active{background:#4c725c;color:white}.location{position:absolute;right:28px;bottom:186px;text-align:right;color:#fffbe8;letter-spacing:2px;font-size:13px}.location small{display:block;font-size:8px;margin-top:6px;letter-spacing:2px}.drag-hint{position:absolute;bottom:183px;left:50%;transform:translateX(-50%);color:white;font-size:11px;letter-spacing:1px;background:#34523a60;padding:10px 16px;border-radius:20px;pointer-events:none;white-space:nowrap}.method-dock{position:absolute;bottom:22px;left:3%;right:3%;border:1px solid #ffffffe0;background:#f7f8f0ed;backdrop-filter:blur(20px);border-radius:19px;padding:16px 20px;box-shadow:0 10px 40px #314a3820}.dock-label{display:flex;justify-content:space-between;padding:0 5px 13px;color:#7b8a74;font-size:10px;letter-spacing:1px}.dock-label small{font-size:10px}.methods{display:grid;grid-template-columns:repeat(4,1fr)}.methods button{display:flex;gap:13px;align-items:center;text-align:left;border:0;border-right:1px solid #dce1d4;background:transparent;padding:10px 20px;position:relative;border-radius:10px}.methods button:last-child{border-right:0}.methods button:hover,.methods button.active{background:#e7ecdf}.method-icon{font-size:28px;flex-shrink:0;width:47px;height:47px;display:grid;place-items:center;border-radius:50%}.mint{background:#dce8d9;color:#57735c}.sand{background:#ece5cd;color:#9b8b52}.blue{background:#dce7e5;color:#658782}.peach{background:#f0dfd4;color:#b58b6c}.methods b{display:block;font-size:14px;font-weight:500;letter-spacing:1px}.methods small{display:block;font-size:10px;white-space:nowrap;margin-top:7px;color:#8a9180}.methods em{position:absolute;right:12px;top:7px;font-size:9px;color:#a8b19e;font-style:normal}.hotspot{position:absolute;display:flex;align-items:center;gap:10px;border:1px solid #ffffffe0;background:#f7f8e9de;border-radius:25px;padding:9px 15px 9px 9px;box-shadow:0 5px 25px #304b4120;font-size:12px;white-space:nowrap;transition:opacity .2s;transform:translate(-50%,-50%)}.hotspot .dot{width:27px;height:27px;background:#688465;border-radius:50%;display:grid;place-items:center;color:white;box-shadow:0 0 0 5px #92a98725;font-size:13px}.hotspot:hover{background:white;box-shadow:0 0 0 7px #ffffff25}.hotspot small{font-size:10px;color:#819375}footer{height:48px;display:flex;justify-content:space-between;align-items:center;padding:0 4%;font-size:10px;color:#8c9687;letter-spacing:1px}.leaf{font-size:20px;margin-left:12px}dialog{border:1px solid #fff;border-radius:26px;background:#f8f9f2;color:var(--ink);padding:38px;width:430px;max-width:calc(100vw - 32px);max-height:90dvh;overflow:auto;box-shadow:0 25px 90px #203d3a40}dialog::backdrop{background:#233f363d;backdrop-filter:blur(5px)}dialog h2{font-size:26px;font-family:"Songti SC","SimSun",serif;letter-spacing:2px;font-weight:500;margin:14px 0}dialog p{font-size:13px;line-height:1.9;color:#768471}.close{position:absolute;right:17px;top:14px;border:0;background:transparent;font-size:27px;color:#87957d}.primary,.secondary{border:0;border-radius:12px;padding:13px 18px;width:100%;background:#527761;color:white;margin-top:14px}.secondary{background:#e6ebdf;color:#637b63}.note{font-size:11px!important;line-height:1.8!important;padding:12px;background:#edf0e6;border-radius:10px}.orb-area{height:215px;display:grid;place-items:center;position:relative}.orb{height:120px;width:120px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#ecf3d7,#aac4a4);box-shadow:0 0 0 18px #dae5d430,0 0 0 35px #e3eadf50;transition:transform .2s linear;color:#4e7058;text-align:center;font-size:19px}.orb small{display:block;font-size:12px;margin-top:6px}.exercise-meta{text-align:center;font-size:11px;color:#8b9881}.mode-choice{display:flex;gap:8px}.mode-choice button{flex:1;border:1px solid #d8e2d1;background:transparent;border-radius:10px;padding:9px;font-size:11px}.mode-choice button.active{background:#e0ead9;border-color:#a5b99a}.sit-clock{font-size:57px;font-weight:200;text-align:center;margin:25px 0 10px;color:#658364}.sit-prompt{text-align:center;min-height:45px}.request-input{width:100%;resize:vertical;min-height:80px;border:1px solid #d7dfd0;border-radius:12px;background:#fff;padding:12px;font:inherit;outline-color:#7c9771}.steps{display:flex;gap:8px;margin:20px 0}.steps span{flex:1;font-size:11px;background:#e7eddf;padding:10px;border-radius:9px;text-align:center}.reply{padding:14px;background:#e9efdf;border-radius:12px;font-size:13px;line-height:1.9;margin-top:15px}.pebbles{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:24px 0}.pebble{border:0;height:60px;border-radius:45% 50% 42% 48%;background:#d1debd;box-shadow:inset -5px -6px 15px #72876820,0 5px 5px #3946300a;color:#69865c;transition:.2s}.pebble:nth-child(3n){background:#e7d9bf}.pebble:nth-child(3n + 2){background:#bccfcd}.pebble.pressed{transform:scale(.88);opacity:.4;background:#819978}.action-row{display:flex;gap:10px}.action-row button{flex:1}#toast{position:fixed;bottom:35px;left:50%;transform:translateX(-50%);background:#304c42;color:#fff;padding:14px 22px;border-radius:14px;z-index:20;font-size:12px;max-width:90vw;display:none;line-height:1.6}#loading{position:absolute;inset:0;display:grid;place-items:center;background:#e7ecda;z-index:10;color:#768d68}body:has(dialog[open]) .scene-tools{pointer-events:none}@media(max-width:900px){header{height:80px}.header-right{gap:12px}.live{display:none}main{height:calc(100dvh - 124px);margin:0 12px;min-height:650px}.welcome{top:30px;left:25px}.welcome h1{font-size:34px}.methods button{padding:9px;gap:8px}.method-icon{width:35px;height:35px;font-size:23px}.methods small{font-size:9px}.methods b{font-size:12px}.methods em{display:none}.method-dock{padding:13px 9px}.drag-hint{bottom:164px}.location{bottom:164px}footer{height:44px}}@media(max-width:600px){header{padding:0 22px}.brand{font-size:16px;gap:8px;letter-spacing:1px}.brand-mark{font-size:34px}.brand small{font-size:7px;letter-spacing:1.2px}.icon-button span{display:none}main{min-height:640px;height:calc(100dvh - 112px);border-radius:20px}.welcome h1{font-size:31px;margin:14px 0 7px}.welcome p{font-size:11px}.space-label{margin-top:8px;font-size:9px}.scene-tools{right:14px;top:20px}.scene-tools button{width:33px;height:33px}.methods{grid-template-columns:1fr 1fr;gap:4px}.methods button{padding:10px;border-right:0;gap:10px}.methods small{font-size:9px}.methods b{font-size:12px}.method-dock{bottom:13px;padding:12px}.dock-label{padding-bottom:8px}.drag-hint{bottom:201px;font-size:9px}.location{display:none}.hotspot{font-size:10px;gap:7px;padding:7px 10px 7px 7px}.hotspot small{display:none}footer{height:32px;justify-content:center}footer>span:last-child{display:none}dialog{padding:30px 25px}.welcome{pointer-events:none}.eyebrow{font-size:10px;letter-spacing:2px}}

/* Panorama-first layout: preserve the scene, keep the introduction unobtrusive. */
.shade{background:linear-gradient(0deg,rgba(32,39,26,.32),transparent 25%)}.welcome{top:25px;left:28px;background:#f7f8efe8;border:1px solid #ffffffa0;border-radius:17px;padding:17px 21px;backdrop-filter:blur(12px)}.welcome .eyebrow{font-size:10px;letter-spacing:2px}.welcome h1{font-size:26px;line-height:1.4;margin:9px 0 5px;letter-spacing:2px}.welcome p{font-size:11px;margin:0;line-height:1.8}.space-label{margin-top:10px;padding:5px 0;background:transparent;border:0;font-size:9px}.hotspot{background:#fbfaf0ed}.scene-tools button{background:#faf9efdc}@media(max-width:600px){.welcome{left:15px;top:15px;padding:12px 14px}.welcome h1{font-size:20px;margin:7px 0 4px}.welcome .eyebrow{font-size:8px}.welcome p{font-size:9px}.space-label{font-size:8px;margin-top:6px}.scene-tools{right:13px;top:16px}}

.quality{font-size:10px;letter-spacing:.5px;border:1px solid #c7d1bc;background:#e3eadc;color:#617457;padding:6px 9px;border-radius:7px}.header-right{gap:17px}@media(max-width:600px){.quality{display:none}.header-right{gap:12px}}