*{margin:0;padding:0;box-sizing:border-box}:root{--panel-bg: rgba(10, 14, 28, .82);--panel-border: rgba(120, 150, 255, .25);--accent: #7aa2ff;--text: #e8ecf8;--text-dim: #9aa3bd}html,body,#app{width:100%;height:100%;overflow:hidden}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:#04060f;color:var(--text)}#scene{position:absolute;top:0;right:0;bottom:0;left:0;display:block}#topbar{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:14px 20px;pointer-events:none}#topbar h1{font-size:20px;font-weight:600;letter-spacing:2px;text-transform:uppercase;text-shadow:0 0 18px rgba(122,162,255,.6)}#lang-switch{pointer-events:auto;display:flex;gap:4px}.lang-btn{background:var(--panel-bg);border:1px solid var(--panel-border);color:var(--text-dim);padding:6px 12px;border-radius:6px;cursor:pointer;font-weight:600;transition:all .2s}.lang-btn.active{color:var(--text);border-color:var(--accent);background:#7aa2ff2e}#planet-list{position:absolute;left:16px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:6px}.planet-btn{display:flex;align-items:center;gap:8px;background:var(--panel-bg);border:1px solid transparent;color:var(--text-dim);padding:7px 12px;border-radius:8px;cursor:pointer;font-size:13px;text-align:left;transition:all .15s}.planet-btn:hover{color:var(--text);border-color:var(--panel-border)}.planet-btn.selected{color:var(--text);border-color:var(--accent)}.planet-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}#info-panel{position:absolute;right:16px;top:70px;width:320px;max-height:calc(100% - 200px);overflow-y:auto;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:12px;padding:20px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:opacity .25s,transform .25s}#info-panel.hidden{opacity:0;transform:translate(24px);pointer-events:none}#info-close{position:absolute;top:10px;right:12px;background:none;border:none;color:var(--text-dim);font-size:22px;cursor:pointer}#info-close:hover{color:var(--text)}#info-name{font-size:22px;margin-bottom:10px;color:var(--accent)}#info-desc{font-size:14px;line-height:1.55;color:var(--text);margin-bottom:14px}#info-facts{width:100%;border-collapse:collapse;font-size:13px;margin-bottom:14px}#info-facts td{padding:6px 0;border-bottom:1px solid rgba(255,255,255,.08)}#info-facts td:first-child{color:var(--text-dim);padding-right:10px}#info-facts td:last-child{text-align:right}#btn-reset-view{width:100%;background:#7aa2ff26;border:1px solid var(--accent);color:var(--text);padding:9px;border-radius:8px;cursor:pointer;font-size:13px}#btn-reset-view:hover{background:#7aa2ff4d}#controls{position:absolute;bottom:0;left:0;right:0;display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px;pointer-events:none}.control-group{display:flex;align-items:center;gap:10px;pointer-events:auto;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:10px;padding:8px 16px}.control-group label{font-size:13px;color:var(--text-dim)}#speed{width:180px;accent-color:var(--accent)}#speed-value{font-size:13px;min-width:64px;color:var(--text)}.control-group.buttons button{background:none;border:1px solid var(--panel-border);color:var(--text-dim);padding:7px 14px;border-radius:7px;cursor:pointer;font-size:13px;transition:all .15s}.control-group.buttons button:hover{color:var(--text)}.control-group.buttons button.toggled{color:var(--text);border-color:var(--accent);background:#7aa2ff26}#hint{font-size:12px;color:var(--text-dim);text-shadow:0 1px 4px #000}.planet-label{color:var(--text);font-size:11px;letter-spacing:1px;text-shadow:0 0 6px #000,0 0 12px #000;pointer-events:none;-webkit-user-select:none;user-select:none}@media (max-width: 720px){#planet-list{display:none}#info-panel{left:16px;width:auto}#hint{display:none}}