@charset "UTF-8";@font-face{font-family:DM Mono;font-style:normal;font-weight:400;font-display:swap;src:url(https://fonts.gstatic.com/s/dmmono/v16/aFTU7PB1QTsUX8KYthSQBLyM.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:DM Mono;font-style:normal;font-weight:400;font-display:swap;src:url(https://fonts.gstatic.com/s/dmmono/v16/aFTU7PB1QTsUX8KYthqQBA.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:DM Mono;font-style:normal;font-weight:500;font-display:swap;src:url(https://fonts.gstatic.com/s/dmmono/v16/aFTR7PB1QTsUX8KYvumzEY2tbZX9.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:DM Mono;font-style:normal;font-weight:500;font-display:swap;src:url(https://fonts.gstatic.com/s/dmmono/v16/aFTR7PB1QTsUX8KYvumzEYOtbQ.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Lato;font-style:normal;font-weight:400;font-display:swap;src:url(https://fonts.gstatic.com/s/lato/v25/S6uyw4BMUTPHjxAwXjeu.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Lato;font-style:normal;font-weight:400;font-display:swap;src:url(https://fonts.gstatic.com/s/lato/v25/S6uyw4BMUTPHjx4wXg.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Lato;font-style:normal;font-weight:700;font-display:swap;src:url(https://fonts.gstatic.com/s/lato/v25/S6u9w4BMUTPHh6UVSwaPGR_p.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Lato;font-style:normal;font-weight:700;font-display:swap;src:url(https://fonts.gstatic.com/s/lato/v25/S6u9w4BMUTPHh6UVSwiPGQ.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:400;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPb54C-s0.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:400;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPb94C-s0.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:400;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPbF4Cw.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:500;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPb54C-s0.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:500;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPb94C-s0.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:500;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPbF4Cw.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:600;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPb54C-s0.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:600;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPb94C-s0.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:600;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPbF4Cw.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:700;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPb54C-s0.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:700;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPb94C-s0.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:700;font-display:swap;src:url(https://fonts.gstatic.com/s/spacegrotesk/v22/V8mDoQDjQSkFtoMM3T6r8E7mPbF4Cw.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--font-display: "Space Grotesk", sans-serif;--font-mono: "DM Mono", monospace;--font-body: "Lato", sans-serif;--accent: #4361EE}[data-theme=dark]{--bg: #0d0f14;--surface: #13161d;--surface-2: #1a1e28;--hover: #1e2332;--border: #252a38;--text: #e8eaf2;--text-muted: #5a6280;--input-bg: #1a1e28;--shadow: rgba(0,0,0,.5)}[data-theme=light]{--bg: #f5f6fa;--surface: #ffffff;--surface-2: #f0f2f8;--hover: #f0f2f8;--border: #e0e4ef;--text: #16192a;--text-muted: #8892ae;--input-bg: #f8f9fc;--shadow: rgba(0,0,0,.08)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:var(--font-body);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}::selection{background:color-mix(in srgb,var(--accent) 30%,transparent);color:var(--text)}button:focus-visible,a:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.app-shell{min-height:100vh;display:flex;flex-direction:column;background:var(--bg);color:var(--text)}.app-header{position:sticky;top:0;z-index:100;background:var(--surface);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.header-inner{max-width:1600px;margin:0 auto;padding:0 1.5rem;height:62px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:.875rem}.brand .brand-icon{width:36px;height:36px}.brand .brand-name{display:block;font-family:var(--font-display);font-size:1.05rem;font-weight:800;letter-spacing:-.01em;color:var(--text);line-height:1.2}.brand .brand-sub{display:block;font-family:var(--font-mono);font-size:.68rem;color:var(--text-muted);letter-spacing:.04em}.header-actions{display:flex;align-items:center;gap:.75rem}.status-badge{padding:.25rem .75rem;border-radius:2rem;font-family:var(--font-mono);font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.status-badge.optimal{background:#06d6a020;color:#06d6a0;border:1px solid rgba(6,214,160,.2509803922)}.status-badge.feasible{background:#ffb70320;color:#ffb703;border:1px solid rgba(255,183,3,.2509803922)}.status-badge.infeasible{background:#f7258520;color:#f72585;border:1px solid rgba(247,37,133,.2509803922)}.icon-btn{width:36px;height:36px;border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.icon-btn:hover{background:var(--hover);color:var(--text)}.field-label{font-family:var(--font-mono);font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}.text-btn{background:none;border:none;color:var(--accent);font-family:var(--font-mono);font-size:.7rem;cursor:pointer;padding:0;text-decoration:underline;text-underline-offset:2px}.text-btn:hover{opacity:.75}.field-input{padding:.55rem .75rem;background:var(--input-bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:var(--font-mono);font-size:.82rem;width:100%;box-sizing:border-box;transition:border-color .15s}.field-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 15%,transparent)}.run-btn{width:100%;padding:.75rem;background:var(--accent);color:#fff;border:none;border-radius:10px;font-family:var(--font-display);font-size:.9rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:all .18s;box-shadow:0 4px 16px -4px color-mix(in srgb,var(--accent) 50%,transparent)}.run-btn:hover:not(:disabled){filter:brightness(1.1);transform:translateY(-1px);box-shadow:0 6px 20px -4px color-mix(in srgb,var(--accent) 60%,transparent)}.run-btn:disabled{opacity:.65;cursor:not-allowed;transform:none}.spinner-wrap{display:flex;align-items:center;gap:.5rem}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-box{padding:.75rem 1rem;background:#f7258512;border:1px solid rgba(247,37,133,.1882352941);border-radius:8px;color:#f72585;font-family:var(--font-body);font-size:.82rem;display:flex;align-items:flex-start;gap:.5rem;line-height:1.4}.error-box svg{flex-shrink:0;margin-top:1px}.main-content{flex:1;max-width:1600px;margin:0 auto;width:100%;display:grid;grid-template-columns:360px 1fr;gap:0;min-height:calc(100vh - 62px)}.sidebar{padding:1.5rem;border-right:1px solid var(--border);display:flex;flex-direction:column;gap:1rem;background:var(--surface);position:sticky;top:62px;height:calc(100vh - 62px);overflow-y:auto}.sidebar-section{display:flex;flex-direction:column;gap:.5rem}.section-header{display:flex;align-items:center;justify-content:space-between}.result-panel{padding:1.5rem;overflow-y:auto}.empty-state,.solving-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;text-align:center;gap:1rem}.empty-title,.solving-title{font-family:var(--font-display);font-size:1.3rem;font-weight:700;color:var(--text);margin:0}.empty-sub,.solving-sub{font-family:var(--font-body);color:var(--text-muted);font-size:.88rem;margin:0}.solve-animation{position:relative;width:64px;height:64px;margin-bottom:.5rem}.solve-ring{position:absolute;inset:0;border-radius:50%;border:3px solid transparent;border-top-color:var(--accent);animation:spin 1s linear infinite}.solve-ring.ring-2{inset:10px;border-top-color:color-mix(in srgb,var(--accent) 60%,transparent);animation-duration:1.4s;animation-direction:reverse}.solve-ring.ring-3{inset:20px;border-top-color:color-mix(in srgb,var(--accent) 30%,transparent);animation-duration:1.8s}.stats-bar{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;margin-bottom:1.25rem;padding-bottom:1rem;border-bottom:1px solid var(--border)}.stats-text{font-family:var(--font-mono);font-size:.78rem;color:var(--text-muted)}.response-message{font-family:var(--font-body);font-size:.82rem;color:var(--text-muted);flex:1}.result-tabs{display:flex;gap:.25rem;background:var(--surface-2);padding:3px;border-radius:8px;border:1px solid var(--border)}.rtab{padding:.35rem .75rem;border-radius:6px;border:none;background:transparent;color:var(--text-muted);font-family:var(--font-mono);font-size:.75rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.35rem;transition:all .15s}.rtab.active{background:var(--surface);color:var(--text);box-shadow:0 1px 4px var(--shadow)}.rtab:hover:not(.active){color:var(--text)}.tab-content{animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.infeasible-banner{display:flex;align-items:flex-start;gap:.75rem;padding:1rem 1.25rem;background:#f7258510;border:1px solid rgba(247,37,133,.1882352941);border-radius:10px;color:#f72585;font-family:var(--font-body);font-size:.88rem;line-height:1.5;margin-bottom:1rem}.infeasible-banner svg{flex-shrink:0;margin-top:1px}@media(max-width:900px){.main-content{grid-template-columns:1fr}.sidebar{position:static;height:auto;border-right:none;border-bottom:1px solid var(--border)}}