*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Helvetica Neue,Arial,sans-serif}#root{min-height:100svh}:root{--bg:#fff;--bg-secondary:#f5f5f7;--text-primary:#1d1d1f;--text-secondary:#86868b;--text-tertiary:#c7c7cc;--accent:#007aff;--accent-light:#007aff1a;--accent-border:#007aff4d;--ring-stroke:#e5e5ea;--tick-color:#86868b;--border:#e5e5ea;--strip-bg:#f5f5f7;--btn-bg:#f5f5f7;--btn-hover:#e8e8ed;--btn-op:#007aff1a;--btn-op-hover:#007aff33;--shadow:0 1px 3px #00000014;--harmonic:#007aff66;--harmonic-component:#007aff1f;--marker-square:#ff9500b3;--marker-sqrt:#af52deb3;--marker-recip:#5856d6b3;--trig-sin:#ff3b3033;--trig-cos:#34c75933;--proj-sin:#ff3b30d9;--proj-cos:#34c759e6;--axis:#0000000d;--rule-band:#fafafa;--rule-slide:#eef4ff;--cursor-glass:#007aff0f;--seg-thumb:#fff;--danger:#ff3b30}@media (prefers-color-scheme:dark){:root{--bg:#1c1c1e;--bg-secondary:#2c2c2e;--text-primary:#f5f5f7;--text-secondary:#98989d;--text-tertiary:#636366;--accent:#0a84ff;--accent-light:#0a84ff26;--accent-border:#0a84ff66;--ring-stroke:#3a3a3c;--tick-color:#98989d;--border:#3a3a3c;--strip-bg:#2c2c2e;--btn-bg:#2c2c2e;--btn-hover:#3a3a3c;--btn-op:#0a84ff26;--btn-op-hover:#0a84ff40;--shadow:0 1px 3px #0000004d;--harmonic:#0a84ff80;--harmonic-component:#0a84ff26;--marker-square:#ff9f0acc;--marker-sqrt:#bf5af2cc;--marker-recip:#5e5ce6cc;--trig-sin:#ff453a40;--trig-cos:#30d15840;--proj-sin:#ff453ae6;--proj-cos:#30d158f2;--axis:#ffffff0f;--rule-band:#232325;--rule-slide:#1e2635;--cursor-glass:#0a84ff14;--seg-thumb:#636366;--danger:#ff453a}}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Helvetica 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.15s}.calc-btn:hover{background:var(--btn-hover)}.calc-btn:active{transform:scale(.96)}.calc-btn.fn{color:var(--text-secondary);font-size:15px}.calc-btn.op{background:var(--btn-op);color:var(--accent);font-weight:500}.calc-btn.op:hover{background:var(--btn-op-hover)}.calc-btn.zero{grid-column:span 1}.correspondences{background:var(--bg-secondary);box-shadow:var(--shadow);border-radius:16px;padding:16px}.corr-title{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px;font-size:13px;font-weight:600}.corr-grid{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.corr-item{text-align:center;background:var(--bg);border-radius:8px;padding:8px 4px}.corr-label{color:var(--text-primary);font-size:13px;font-weight:600}.corr-sublabel{color:var(--text-tertiary);margin-bottom:4px;font-size:10px}.corr-value{font-variant-numeric:tabular-nums;color:var(--text-secondary);font-size:13px;font-weight:500}@media (width>=768px){.app{max-width:900px;padding:40px 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24px);min-height:0}}.dyn-status{text-align:center;color:#636366;pointer-events:none;flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:24px;font-size:13px;line-height:1.45;display:flex;position:absolute;inset:0}.dyn-status.error{pointer-events:auto;background:var(--bg-secondary);color:var(--text-secondary)}.dyn-status.error strong{color:var(--text-primary);font-size:16px}.dyn-status.error span{max-width:34ch}.dyn-spinner{opacity:.7;border:2px solid;border-right-color:#0000;border-radius:50%;width:22px;height:22px;animation:.9s linear infinite dyn-spin}@keyframes dyn-spin{to{transform:rotate(360deg)}}.dyn-stage.is-skeleton{background:linear-gradient(100deg, var(--bg-secondary) 30%, var(--btn-hover) 50%, var(--bg-secondary) 70%);background-size:300% 100%;animation:1.6s ease-in-out infinite dyn-shimmer}.dyn-stage.is-skeleton .dyn-status{color:var(--text-secondary)}@keyframes dyn-shimmer{0%{background-position:100% 0}to{background-position:0 0}}.dyn-exit{background:var(--accent-fill);color:#fff;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;border:none;border-radius:12px;min-height:44px;margin-top:6px;padding:0 18px;font-family:inherit;font-size:15px;font-weight:600}.dyn-exit:active{transform:scale(.97)}@media (prefers-reduced-motion:reduce){.mode-switch-thumb{transition:none;animation:none}.dyn-stage.is-skeleton{animation:none}}.dynamic-mode.fullscreen{gap:0;position:fixed;inset:0}.dynamic-mode.fullscreen .dyn-stage{height:100%;min-height:0;max-height:none;box-shadow:none;border-radius:0}