:root{--bg: #f2f3ea;--bg-deep: #dde8de;--panel: #ffffff;--panel-soft: #f6f8f2;--text: #17221f;--muted: #64766e;--line: #d3ddd4;--ok: #1e8650;--warn: #996322;--danger: #b1362d;--info: #295f72;--accent: #1f604f}*{box-sizing:border-box}body{margin:0;color:var(--text);background:radial-gradient(circle at 7% 1%,rgba(44,113,97,.18),transparent 30%),radial-gradient(circle at 91% 0%,rgba(199,144,63,.2),transparent 28%),linear-gradient(165deg,#ffffff7a,#ecf0e7c2),var(--bg);font-family:IBM Plex Sans,Avenir Next,Segoe UI,sans-serif}.page{max-width:1240px;margin:0 auto;padding:22px 16px 42px}.top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.top h1{margin:0;font-size:2rem}.top p{margin:6px 0 0;color:var(--muted)}.stream{border-radius:999px;padding:6px 12px;font-size:.88rem;border:1px solid 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var(--line);background:var(--panel-soft);padding:9px}.event p{margin:6px 0 0}.fft-panel{border-color:#29614f54;background:radial-gradient(circle at 9% 0%,rgba(46,160,136,.16),transparent 33%),radial-gradient(circle at 85% 7%,rgba(239,178,73,.2),transparent 30%),linear-gradient(180deg,#13201b,#0f1714);color:#ecf7ef}.fft-panel .muted{color:#ecf7efc2}.fft-head{align-items:flex-start}.fft-toolbar{margin-top:10px;display:flex;align-items:center;gap:8px}.fft-select{flex:1;min-width:0;border-radius:10px;border:1px solid rgba(221,236,229,.26);padding:8px 10px;color:#eaf6ee;background:#09120ecc}.fft-canvas-shell{margin-top:12px;position:relative;border-radius:12px;border:1px solid rgba(227,242,234,.19);background:linear-gradient(180deg,#060c09d1,#09100df2);overflow:hidden}.fft-canvas{display:block;width:100%;height:320px}.fft-empty{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;text-align:center;padding:20px;color:#ecf7efe6;background:#060c098f}.fft-empty strong{display:block;margin-bottom:6px}.fft-meta-grid{margin-top:11px;display:grid;gap:8px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.fft-meta-item{border-radius:10px;border:1px solid rgba(232,245,237,.14);background:#ecf7ef0f;padding:8px;display:grid;gap:4px}.fft-meta-item strong{overflow-wrap:anywhere}.fft-peaks{margin-top:10px;display:grid;gap:6px}.fft-peak-row{border-top:1px solid rgba(237,247,240,.12);padding-top:6px;display:flex;justify-content:space-between;gap:8px}.fft-peak-row:first-of-type{border-top:0;padding-top:0}@media (max-width: 980px){.registry-grid{grid-template-columns:1fr}}@media (max-width: 760px){.top{align-items:flex-start;flex-direction:column}.page{padding:14px 12px 26px}.top h1{font-size:1.6rem}.fft-canvas{height:260px}}