.landing{color-scheme:dark;--font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-display: "Sora", system-ui, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;--bg: #0d0a06;--surface: #171310;--surface-2: #14100b;--surface-3: #241b10;--panel: rgba(230, 190, 150, .05);--border: rgba(220, 190, 160, .14);--border-strong: rgba(220, 190, 160, .26);--border-soft: rgba(220, 190, 160, .09);--grid-line: rgba(220, 190, 160, .05);--text: #f5efe6;--text-strong: #ffffff;--text-muted: #ab9d8a;--text-subtle: #6e6152;--accent: #ff8a3d;--accent-strong: #ff8a3d;--accent-2: #f9548c;--accent-3: #ff6b4a;--accent-soft: rgba(255, 138, 61, .14);--accent-ink: #1a0f05;--grad-accent: linear-gradient(100deg, #ff8a3d 0%, #ff6b6b 48%, #f9548c 100%);--glow: rgba(255, 138, 61, .55);--chart-grid: rgba(220, 190, 160, .18);--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 18px 48px -24px rgba(0, 0, 0, .85);--radius: 16px;--color-actual: #ff8a3d;--color-timesfm: #8b7bff;--color-prophet: #ffb020;--color-expsmoothing: #ff4d9d;--color-movingaverage: #ff7a47;--color-lightgbm: #c8f542;--card: var(--panel);--muted: var(--text-muted);--primary: var(--accent-strong);--primary-dark: #e06a1a;--green: #2bf5a0;--red: #ff5d7a}:root[data-theme=light] .landing{color-scheme:light;--bg: #f5f0e8;--surface: #ffffff;--surface-2: #f7f2ea;--surface-3: #ece4d6;--panel: rgba(255, 255, 255, .72);--border: rgba(70, 55, 35, .14);--border-strong: rgba(70, 55, 35, .24);--border-soft: rgba(70, 55, 35, .09);--grid-line: rgba(90, 70, 45, .06);--text: #1c1610;--text-strong: #120d08;--text-muted: #6b5c47;--text-subtle: #8d7d68;--accent: #e8722a;--accent-strong: #e8722a;--accent-2: #e0447a;--accent-3: #e85a3f;--accent-soft: rgba(232, 114, 42, .1);--accent-ink: #ffffff;--grad-accent: linear-gradient(100deg, #f59e0b 0%, #ea580c 48%, #e0447a 100%);--glow: rgba(232, 114, 42, .4);--chart-grid: rgba(90, 70, 45, .18);--shadow: 0 1px 2px rgba(20, 30, 60, .06), 0 18px 48px -28px rgba(20, 30, 60, .22);--color-actual: #c2650f;--color-timesfm: #6d4bff;--color-prophet: #d98a00;--color-expsmoothing: #e0297f;--color-movingaverage: #dd5a22;--color-lightgbm: #8da310;--primary-dark: #b4551a;--green: #0eb87a;--red: #dc2626}.landing .site-logo{--primary: 24 92% 39%;--accent: 340 78% 48%}.landing .site-footer{--border: 220 13% 84%}.landing .brand-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:14px;border-bottom:1px solid var(--border)}.landing .theme-toggle{flex:none;width:38px;height:38px;padding:0;display:inline-flex;align-items:center;justify-content:center;font-size:17px;border-radius:10px;background:var(--surface-2);border:1px solid var(--border);color:var(--text-muted)}.landing .theme-toggle:hover{color:var(--text-strong);border-color:var(--accent);box-shadow:0 0 18px -6px var(--glow)}.landing .card-head h3,.landing .modal h3,.landing .winner-name,.landing h4{font-family:var(--font-display);letter-spacing:-.01em;color:var(--text-strong)}.landing .card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.landing .card-head-title{display:flex;align-items:center;gap:10px}.landing .dialog-icon{width:26px;height:26px;flex:none}.landing .card-head h2,.landing .card-head h3{margin:0}.landing .field{display:flex;flex-direction:column;gap:6px;position:relative}.landing .field label{font-weight:600;font-size:12.5px;color:var(--text-muted)}.landing input,.landing select{font:inherit;padding:8px 10px;border:1px solid var(--border);border-radius:7px;background:var(--surface-2);color:var(--text);width:100%}.landing input:focus,.landing select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}.landing button{font:inherit;cursor:pointer;border-radius:7px;border:1px solid transparent;padding:8px 14px}.landing .btn-primary{background:var(--accent-strong);color:var(--accent-ink);font-weight:600;box-shadow:0 0 0 1px #ffffff0f inset,0 10px 26px -14px var(--glow)}.landing .btn-primary:hover{background:var(--accent-strong);filter:brightness(1.08);box-shadow:0 14px 32px -12px var(--glow)}.landing .btn-primary:disabled{background:var(--surface-3);color:var(--text-subtle);cursor:not-allowed}.landing .modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#04081299;display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.landing .modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;width:440px;max-width:100%;max-height:90vh;overflow-y:auto;display:flex;flex-direction:column;gap:12px;box-shadow:0 12px 40px #00000073}.landing .modal.data-format{width:650px}.landing .modal-close{flex:none;width:28px;height:28px;display:flex;align-items:center;justify-content:center;padding:0;border:none;border-radius:8px;background:transparent;color:var(--text-muted, #94a3b8);font-size:15px;line-height:1;cursor:pointer;transition:background .15s,color .15s}.landing .modal-close:hover:not(:disabled){background:var(--panel, rgba(148, 163, 184, .12));color:var(--text-strong)}.landing .modal-close:disabled{opacity:.4;cursor:default}.landing .lead-gate-done-icon{font-size:42px;line-height:1;text-align:center;margin:4px 0 -4px}.landing .confetti-burst{position:relative;height:0;overflow:visible;pointer-events:none}.landing .confetti-piece{position:absolute;top:-6px;left:calc(50% + (var(--i) - 6.5) * 24px);width:7px;height:12px;border-radius:2px;background:var(--accent);opacity:0;animation:landing-confetti-fall 1s ease-out forwards;animation-delay:calc(var(--i) * 40ms)}.landing .confetti-piece:nth-child(3n+1){background:var(--accent-2)}.landing .confetti-piece:nth-child(3n+2){background:#ffb648}.landing .confetti-piece:nth-child(4n){background:#ff6ec7}.landing .error-text{color:var(--red)}.landing .muted{font-weight:400;color:var(--text-muted)}.landing .header-actions{display:flex;align-items:center;gap:12px}.landing .nav-link{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted);text-decoration:none;font-size:11px;font-weight:500;padding:9px 14px;border:1px solid var(--border);border-radius:8px;background:var(--surface-2);white-space:nowrap}.landing .nav-link:hover{border-color:var(--accent);color:var(--text-strong);box-shadow:0 0 0 1px var(--accent),0 0 18px -4px var(--glow)}.landing .nav-link-cta{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:700;cursor:pointer;box-shadow:0 0 22px -6px var(--glow)}.landing .nav-link-cta:hover{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);filter:brightness(1.08);box-shadow:0 0 22px -6px var(--glow)}.landing.app{max-width:100%;min-height:100vh;margin:0;padding:20px 24px 48px;display:flex;flex-direction:column;gap:18px}@keyframes landing-confetti-fall{0%{opacity:1;transform:translateY(0) rotate(0)}to{opacity:0;transform:translateY(100px) rotate(280deg)}}.landing{--font-display: "Sora", system-ui, sans-serif;--font-body: "Inter", system-ui, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;--l-bg: #0d0a06;--l-panel: rgba(230, 190, 150, .05);--l-panel-2: rgba(230, 190, 150, .03);--fb-line: rgba(220, 190, 160, .14);--fb-line-strong: rgba(220, 190, 160, .26);--fb-grid-line: rgba(220, 190, 160, .05);--l-ink: #f5efe6;--l-muted: #ab9d8a;--l-faint: #6e6152;--l-accent: #ff8a3d;--l-accent-2: #f9548c;--l-accent-3: #ff6b4a;--l-accent-ink: #1a0f05;--l-grad: linear-gradient(100deg, #ff8a3d 0%, #ff6b6b 48%, #f9548c 100%);--l-glow: rgba(255, 138, 61, .55);--l-actual: #ff8a3d;--s-timesfm: #8b7bff;--s-prophet: #ffb020;--s-exp: #ff4d9d;--s-ma: #ff7a47;--s-lgbm: #c8f542;--l-shadow: 0 24px 70px -34px rgba(0, 0, 0, .95);--l-shadow-lift: 0 30px 80px -30px rgba(0, 0, 0, 1);position:relative;max-width:none;width:100%;margin:0;padding:22px clamp(20px,4.5vw,84px) 84px;gap:clamp(52px,6vw,92px)}:root[data-theme=light] .landing{--l-bg: #f5f0e8;--l-panel: rgba(255, 255, 255, .72);--l-panel-2: rgba(255, 255, 255, .55);--fb-line: rgba(70, 55, 35, .14);--fb-line-strong: rgba(70, 55, 35, .24);--fb-grid-line: rgba(90, 70, 45, .06);--l-ink: #1c1610;--l-muted: #6b5c47;--l-faint: #8d7d68;--l-accent: #e8722a;--l-accent-2: #e0447a;--l-accent-3: #e85a3f;--l-accent-ink: #ffffff;--l-grad: linear-gradient(100deg, #f59e0b 0%, #ea580c 48%, #e0447a 100%);--l-glow: rgba(232, 114, 42, .4);--l-actual: #c2650f;--s-timesfm: #6d4bff;--s-prophet: #d98a00;--s-exp: #e0297f;--s-ma: #dd5a22;--s-lgbm: #8da310;--l-shadow: 0 24px 60px -34px rgba(20, 30, 60, .4);--l-shadow-lift: 0 30px 70px -30px rgba(20, 30, 60, .45)}.landing:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;background:radial-gradient(900px 620px at 10% -6%,rgba(255,138,61,.1),transparent 60%),radial-gradient(820px 600px at 96% -2%,rgba(249,84,140,.13),transparent 56%),radial-gradient(760px 560px at 78% 108%,rgba(255,107,74,.07),transparent 60%),var(--l-bg)}.landing:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;background-image:linear-gradient(var(--fb-grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--fb-grid-line) 1px,transparent 1px);background-size:50px 50px;-webkit-mask-image:radial-gradient(125% 90% at 50% 0%,#000 28%,transparent 76%);mask-image:radial-gradient(125% 90% at 50% 0%,#000 28%,transparent 76%)}.landing .l-eyebrow{font-family:var(--font-mono);font-size:11.5px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--l-muted);display:inline-flex;align-items:center;gap:11px}.landing .l-eyebrow:before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:var(--l-accent);box-shadow:0 0 12px var(--l-accent)}.landing .l-hero .l-eyebrow:before{animation:landing-l-pulse 2s ease-in-out infinite}.landing h1{font-family:var(--font-display);font-weight:800;font-size:clamp(40px,6vw,86px);line-height:1;letter-spacing:-.03em;color:var(--l-ink);margin:22px 0 0}.landing .l-em{font-family:var(--font-display);font-weight:800;background:var(--l-grad);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 22px rgba(255,138,61,.28))}.landing h2{font-family:var(--font-display);font-weight:700;font-size:clamp(26px,3vw,40px);line-height:1.06;letter-spacing:-.025em;color:var(--l-ink);margin:16px 0 0}.landing .l-lede{font-family:var(--font-body);font-size:17px;line-height:1.6;color:var(--l-muted);max-width:60ch;margin:14px 0 0}.landing .l-plot,.landing .l-model,.landing .l-fig{background:var(--l-panel);border:1px solid var(--fb-line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.landing .brand-bar{position:relative;z-index:1;border-bottom:1px solid var(--fb-line);padding-bottom:12px}.landing .nav-link{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.12em;font-size:11px;font-weight:500;color:var(--l-muted);background:var(--l-panel-2);border:1px solid var(--fb-line);border-radius:8px;padding:9px 15px}.landing .nav-link:hover{border-color:var(--l-accent);color:var(--l-ink);box-shadow:0 0 0 1px var(--l-accent),0 0 18px -4px var(--l-glow)}.landing .nav-link-cta{background:var(--l-accent);border-color:var(--l-accent);color:var(--l-accent-ink);font-weight:700;box-shadow:0 0 22px -6px var(--l-glow)}.landing .nav-link-cta:hover{background:var(--l-accent);filter:brightness(1.08);color:var(--l-accent-ink)}.landing .theme-toggle{background:var(--l-panel-2);border:1px solid var(--fb-line);color:var(--l-muted);border-radius:8px}.landing .theme-toggle:hover{color:var(--l-ink);border-color:var(--l-accent)}.landing .l-btn{font-family:var(--font-mono);font-weight:700;font-size:12px;letter-spacing:.1em;text-transform:uppercase;padding:15px 24px;border-radius:9px;border:1px solid transparent;text-decoration:none;white-space:nowrap;display:inline-flex;align-items:center;gap:8px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease,filter .18s ease}.landing .l-btn-primary{background:var(--l-accent);color:var(--l-accent-ink);box-shadow:0 0 0 1px #ffffff14 inset,0 14px 34px -10px var(--l-glow)}.landing .l-btn-primary:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 18px 44px -10px var(--l-glow)}.landing .l-btn-ghost{color:var(--l-ink);border-color:var(--fb-line-strong);background:var(--l-panel-2)}.landing .l-btn-ghost:hover{border-color:var(--l-accent);transform:translateY(-2px);box-shadow:0 0 22px -6px var(--l-glow)}.landing a:focus-visible,.landing button:focus-visible{outline:2px solid var(--l-accent);outline-offset:3px;border-radius:9px}.landing .l-hero{position:relative;display:grid;grid-template-columns:1fr 1.12fr;gap:clamp(28px,4vw,64px);align-items:center;min-height:calc(100vh - 150px);min-height:calc(100svh - 150px);margin-top:-14px;padding:0 0 60px}.landing .l-hero:after{content:"Scroll to explore ↓";position:absolute;left:0;bottom:12px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--l-faint);animation:landing-l-bob 2.4s ease-in-out infinite}@keyframes landing-l-bob{0%,to{transform:translateY(0);opacity:.65}50%{transform:translateY(4px);opacity:1}}.landing .l-deck{font-family:var(--font-body);font-size:clamp(17px,1.4vw,20px);line-height:1.62;color:var(--l-muted);max-width:34em;margin:24px 0 30px}.landing .l-cta{display:flex;flex-wrap:wrap;gap:12px}.landing .l-note{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--l-faint);margin:22px 0 0}.landing .l-plot{margin:0;border-radius:18px;padding:20px 22px 16px;box-shadow:var(--l-shadow);display:flex;flex-direction:column;gap:14px}.landing .l-plot-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.landing .l-legend{display:flex;gap:16px;font-family:var(--font-mono);font-size:11px;color:var(--l-muted)}.landing .l-legend-item{display:inline-flex;align-items:center;gap:7px}.landing .l-swatch{width:16px;height:3px;border-radius:2px;display:inline-block}.landing .l-swatch-actual{background:var(--l-actual);box-shadow:0 0 8px var(--l-actual)}.landing .l-swatch-fc{background:var(--l-accent-2);box-shadow:0 0 8px var(--l-accent-2)}.landing .fb-plot-svg{width:100%;height:auto;display:block}.landing .fb-plot-svg text{font-family:var(--font-mono)}.landing .fb-grid{stroke:var(--fb-line);stroke-width:1}.landing .fb-grid-base{stroke:var(--fb-line-strong)}.landing .fb-win{fill:var(--l-accent-2);opacity:.07}.landing .fb-win-edge{stroke:var(--l-accent-2);stroke-width:1;stroke-dasharray:3 4;opacity:.6}.landing .fb-win-label{fill:var(--l-faint);font-size:10px;letter-spacing:.16em}.landing .fb-axis{fill:var(--l-faint);font-size:11px;letter-spacing:.06em}.landing .fb-band{fill:var(--l-accent-2);opacity:0;animation:fb-band-in .8s ease 1.6s forwards}.landing .fb-line{fill:none;stroke-linecap:round;stroke-linejoin:round}.landing .fb-line-actual{stroke:var(--l-actual);stroke-width:3;filter:drop-shadow(0 0 6px var(--l-actual));stroke-dasharray:1;stroke-dashoffset:1;animation:landing-l-draw 1.2s cubic-bezier(.4,.5,.2,1) .2s forwards}.landing .fb-line-fc{stroke:var(--l-accent-2);stroke-width:2.5;filter:drop-shadow(0 0 6px var(--l-accent-2));stroke-dasharray:1;stroke-dashoffset:1;animation:landing-l-draw 1s cubic-bezier(.4,.5,.2,1) 1.05s forwards}.landing .fb-dot{opacity:0;transform-box:fill-box;transform-origin:center;animation:landing-l-pop .4s cubic-bezier(.2,1.2,.4,1) forwards}.landing .fb-dot-actual{fill:var(--l-actual);filter:drop-shadow(0 0 5px var(--l-actual))}.landing .fb-dot-fc{fill:var(--l-accent-2);filter:drop-shadow(0 0 5px var(--l-accent-2))}.landing .l-plot-foot{display:flex;justify-content:space-between;align-items:baseline;font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--l-faint);border-top:1px solid var(--fb-line);padding-top:12px}.landing .l-wape{color:var(--l-muted)}.landing .l-wape b{color:var(--l-accent);font-size:13px;text-shadow:0 0 12px var(--l-glow)}@keyframes landing-l-draw{to{stroke-dashoffset:0}}@keyframes fb-band-in{to{opacity:.16}}@keyframes landing-l-pop{0%{opacity:0;transform:scale(0)}to{opacity:1;transform:scale(1)}}@keyframes landing-l-pulse{0%,to{opacity:1;box-shadow:0 0 12px var(--l-accent)}50%{opacity:.45;box-shadow:0 0 4px var(--l-accent)}}.landing .l-rule{display:flex;height:3px;width:100%;border-radius:2px;overflow:hidden;box-shadow:0 0 24px -6px var(--l-glow)}.landing .l-sec-head{display:flex;flex-direction:column;align-items:flex-start;max-width:64ch;margin-bottom:-40px}.landing .l-inputs{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center;padding:8px 0}.landing .l-spec{list-style:none;margin:0;padding:0;border-top:1px solid var(--fb-line-strong)}.landing .l-spec-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 4px;border-bottom:1px solid var(--fb-line)}.landing .l-spec-name{display:inline-flex;align-items:center;gap:12px;font-family:var(--font-mono);font-size:14px;letter-spacing:.01em;color:var(--l-ink)}.landing .l-spec-row.off .l-spec-name{color:var(--l-faint);text-decoration:line-through;text-decoration-color:var(--fb-line-strong)}.landing 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