:root{
  color-scheme:dark;
  --bg:#05070c; --panel:rgba(12,17,28,.78); --line:rgba(255,255,255,.12);
  --text:#f5f7fb; --muted:#9aa4b8; --accent:#90d7ff; --danger:#ff8a78;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body,#app{margin:0;width:100%;height:100%;overflow:hidden;background:radial-gradient(circle at 50% 38%,#121a2c 0,#070a12 42%,#020307 100%);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Helvetica Neue",sans-serif;color:var(--text);touch-action:none}
button,input,select{font:inherit;color:inherit}
button{border:0}
.glass{background:var(--panel);backdrop-filter:blur(18px) saturate(135%);-webkit-backdrop-filter:blur(18px) saturate(135%);border:1px solid var(--line);box-shadow:0 12px 50px rgba(0,0,0,.25)}
.topbar{position:fixed;z-index:10;top:max(10px,env(safe-area-inset-top));left:12px;right:12px;border-radius:20px;padding:12px 14px;display:flex;justify-content:space-between;align-items:center}
.eyebrow{font-size:10px;letter-spacing:.18em;color:var(--muted);font-weight:700}.planet-title{font-size:19px;font-weight:750;line-height:1.1;margin-top:3px}
.icon-btn{width:42px;height:42px;border-radius:14px;background:rgba(255,255,255,.08);font-size:22px}
#space{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
#planetCanvas{width:100%;height:100%;display:block;image-rendering:auto}
.star-chip,.age-chip{position:absolute;top:calc(max(10px,env(safe-area-inset-top)) + 82px);padding:8px 11px;border-radius:14px;font-size:12px;color:#d9e8f3}.star-chip{left:16px}.age-chip{right:16px;font-variant-numeric:tabular-nums}
.hint{position:absolute;bottom:180px;font-size:11px;color:rgba(255,255,255,.45);pointer-events:none;transition:.3s}
.bottom-panel{position:fixed;z-index:12;left:10px;right:10px;bottom:max(10px,env(safe-area-inset-bottom));border-radius:24px;padding:10px}
.status-row{display:flex;gap:7px;overflow:auto;padding-bottom:8px}.play-btn,.speed-btn{height:36px;border-radius:12px;background:rgba(255,255,255,.07);white-space:nowrap;padding:0 12px;font-size:12px}.play-btn{width:42px;padding:0}.speed-btn.active{background:#e9f7ff;color:#07101a;font-weight:800}
.tool-row{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}.tool-btn{height:56px;border-radius:14px;background:rgba(255,255,255,.055);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px}.tool-btn span{font-size:18px}.tool-btn small{font-size:9px;color:var(--muted)}.tool-btn.active{outline:1px solid rgba(144,215,255,.7);background:rgba(144,215,255,.13)}.tool-btn.danger span{color:var(--danger)}
.info-card{position:fixed;z-index:18;top:128px;left:12px;right:12px;border-radius:20px;padding:18px;max-height:45vh;overflow:auto}.info-card h2{margin:4px 0 14px}.close{float:right;width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.08);font-size:19px}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:8px}.metric{background:rgba(255,255,255,.05);padding:10px;border-radius:12px}.metric b{display:block;font-size:15px}.metric small{color:var(--muted);font-size:10px}
.sheet{position:fixed;z-index:30;left:0;right:0;bottom:0;max-height:76vh;background:#0a0e17;border-radius:28px 28px 0 0;border:1px solid var(--line);padding:8px 16px calc(20px + env(safe-area-inset-bottom));overflow:auto;box-shadow:0 -20px 70px rgba(0,0,0,.55)}.sheet-handle{width:42px;height:4px;border-radius:9px;background:#394153;margin:2px auto 12px}.sheet-head{display:flex;justify-content:space-between;align-items:center}.sheet h2{margin:4px 0 14px}.summary-card,.species,.history-item{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.06);border-radius:15px;padding:12px;margin-bottom:9px}.summary-card{line-height:1.55;font-size:13px}.species{display:flex;justify-content:space-between;gap:12px}.species.dead{opacity:.45}.species h3{font-size:14px;margin:0 0 4px}.species p,.history-item p{font-size:11px;color:var(--muted);margin:0;line-height:1.45}.species button{background:rgba(255,255,255,.08);border-radius:10px;padding:7px;font-size:11px;align-self:center}.history-item b{font-size:12px}.history-item p{margin-top:4px}
.modal{position:fixed;z-index:50;inset:0;background:rgba(0,0,0,.68);display:flex;align-items:flex-end;justify-content:center;padding:12px;padding-bottom:max(12px,env(safe-area-inset-bottom))}.modal-card{width:min(620px,100%);max-height:92vh;overflow:auto;border-radius:28px;padding:18px}.modal-head{display:flex;justify-content:space-between;align-items:center}.modal h1{font-size:24px;margin:4px 0 16px}.modal label{display:block;font-size:11px;color:var(--muted);margin:12px 0}.modal label output{float:right;color:var(--text);font-variant-numeric:tabular-nums}.modal input[type="text"],.modal input:not([type]),.modal select,#nameInput{width:100%;margin-top:6px;background:#121826;border:1px solid var(--line);border-radius:12px;padding:12px;outline:none}.modal input[type="range"]{width:100%;margin-top:8px;accent-color:#b8e8ff}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:10px}.toggle-line{display:flex!important;align-items:center;justify-content:space-between;background:#121826;border:1px solid var(--line);border-radius:12px;padding:0 12px;margin-top:18px!important;height:43px}.toggle-line input{width:22px;height:22px}.creator-note{background:rgba(144,215,255,.08);border:1px solid rgba(144,215,255,.18);border-radius:14px;padding:11px;font-size:11px;line-height:1.55;color:#bfd9e8}.primary{width:100%;height:52px;border-radius:16px;margin-top:14px;background:#eef9ff;color:#07101a;font-weight:850}.toast{position:fixed;z-index:100;left:50%;bottom:190px;transform:translate(-50%,20px);background:rgba(8,11,18,.92);border:1px solid var(--line);padding:10px 14px;border-radius:12px;font-size:12px;opacity:0;pointer-events:none;transition:.25s;white-space:nowrap}.toast.show{opacity:1;transform:translate(-50%,0)}.hidden{display:none!important}
@media(min-width:700px){.bottom-panel{left:50%;right:auto;transform:translateX(-50%);width:640px}.topbar{left:50%;right:auto;transform:translateX(-50%);width:640px}.info-card{left:50%;right:auto;transform:translateX(-50%);width:620px}.sheet{left:50%;right:auto;transform:translateX(-50%);width:650px}.hint{bottom:190px}}