:root{--bg:#080d17;--panel:#111a29;--line:#24354b;--cyan:#56e6f4;--blue:#6d9bff;--violet:#ac78ff;--orange:#ff9b58;--text:#e9f3ff;--muted:#8192a9;--green:#73e2ac}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:100vh}.backdrop{position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at 80% 22%,#1e35602b,transparent 40%),radial-gradient(ellipse at 15% 90%,#19777b1c,transparent 35%),linear-gradient(135deg,#080d17,#0a1220 60%,#080d17);z-index:-1}.backdrop:after{content:"";position:absolute;inset:0;opacity:.14;background-image:linear-gradient(#607b9918 1px,transparent 1px),linear-gradient(90deg,#607b9918 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent)}.topbar{height:66px;border-bottom:1px solid #ffffff12;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(16px,4vw,60px);position:relative;z-index:5;background:#080d17b8;backdrop-filter:blur(14px)}button{font:inherit;color:inherit;cursor:pointer}.wordmark{background:none;border:0;font:700 20px system-ui,sans-serif;letter-spacing:3px}.sigil{color:var(--cyan);font-size:23px;margin-right:8px;text-shadow:0 0 18px var(--cyan)}.top-right{display:flex;align-items:center;gap:12px}.saved{font-size:10px;color:#6f89a3;letter-spacing:1.3px}.saved:first-letter{color:var(--green)}.icon-btn{border:1px solid var(--line);background:#111a29;border-radius:9px;width:36px;height:34px;color:#a8bdd0}.icon-btn:hover{border-color:var(--cyan);color:var(--cyan)}main{max-width:1500px;margin:auto;padding:25px clamp(14px,4vw,56px) 60px;min-height:calc(100vh - 66px)}.eyebrow{color:var(--cyan);font:700 11px system-ui,sans-serif;letter-spacing:3px}.title{font:700 clamp(34px,6vw,65px) system-ui,sans-serif;line-height:.95;letter-spacing:2px;margin:12px 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#51d9ec3d;border-radius:50%;animation:spin 18s linear infinite}.orbit:after{width:85px;height:85px;border-color:#8470fd44;animation-direction:reverse}.core{font-size:36px;color:var(--cyan);text-shadow:0 0 22px #32dffb;animation:pulse 2s infinite}.orbit-dot{position:absolute;width:7px;height:7px;background:var(--orange);border-radius:50%;box-shadow:0 0 13px var(--orange);top:7px;left:calc(50% + 49px)}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{50%{filter:brightness(1.6);transform:scale(1.08)}}.page-head{display:flex;justify-content:space-between;align-items:end;margin:15px 0 24px}.page-head .title{font-size:44px}.map-wrap{position:relative;padding:26px 20px 28px;overflow:hidden}.map-line{position:absolute;height:2px;left:9%;right:9%;top:57px;background:linear-gradient(90deg,var(--cyan),#877aff,#394658);opacity:.55}.nodes{display:grid;grid-template-columns:repeat(5,1fr);position:relative;gap:8px}.node{display:flex;flex-direction:column;align-items:center;text-align:center;cursor:pointer}.node-dot{width:58px;height:58px;border-radius:50%;background:#111e2d;border:1px solid #38556e;display:grid;place-items:center;font:700 20px system-ui,sans-serif;color:#7690a9;box-shadow:0 0 0 7px #111a29;transition:.2s}.node.done .node-dot{color:var(--cyan);border-color:var(--cyan);box-shadow:0 0 22px #45dded38,0 0 0 7px #111a29}.node.open .node-dot{color:#fff;border:2px solid var(--cyan);box-shadow:0 0 26px #45dded66,0 0 0 7px #111a29}.node.locked{opacity:.45;cursor:not-allowed}.node-label{font:700 12px 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1fr}}@media(max-width:620px){main{padding-top:16px}.menu-layout{grid-template-columns:1fr;gap:22px;align-content:center}.hero{padding:10px 0}.hero-logo{font-size:74px}.status-card{max-width:450px}.page-head{align-items:start;gap:8px;flex-direction:column}.page-head .title{font-size:37px}.map-wrap{padding:18px 8px}.map-line{top:47px}.node-dot{width:42px;height:42px;font-size:16px;box-shadow:0 0 0 5px #111a29}.node-label{font-size:10px}.node-stars{font-size:9px}.mission-detail{grid-template-columns:1fr}.upgrades-grid{grid-template-columns:1fr}.upgrade-card p{min-height:0}.side-actions{grid-template-columns:1fr}.tower-choice{grid-template-columns:36px 1fr auto}.tower-choice .price{grid-column:auto}.hud-item{min-width:calc(33.3% - 8px)}.hud-value{font-size:16px}.game-layout{gap:10px}.side-panel{padding:13px}.canvas-frame canvas{aspect-ratio:4/3}.saved{display:none}}