:root{--ch-neutral-0:#fff;--ch-neutral-50:#f7f7f8;--ch-neutral-100:#f0f0f2;--ch-neutral-150:#ededf0;--ch-neutral-200:#e5e5e7;--ch-neutral-300:#d4d4d6;--ch-neutral-350:#c4c4c4;--ch-neutral-400:#b5b5bd;--ch-neutral-500:#9b9b9b;--ch-neutral-600:#6b6b6b;--ch-neutral-700:#3a3a44;--ch-neutral-800:#25252d;--ch-neutral-850:#333;--ch-neutral-900:#1a1a1a;--ch-neutral-950:#0c0c10;--ch-neutral-1000:#000;--ch-green-default:#16a34a;--ch-green-light:#22c55e;--ch-green-bg:#f0fdf4;--ch-green-border:#bbf7d0;--ch-amber-default:#d97706;--ch-amber-light:#f59e0b;--ch-amber-bg:#fffbeb;--ch-amber-border:#fde68a;--ch-red-default:#dc2626;--ch-red-light:#ef4444;--ch-red-bg:#fef2f2;--ch-red-border:#fecaca;--ch-blue-default:#2563eb;--ch-blue-light:#3b82f6;--ch-blue-bg:#eff6ff;--ch-blue-border:#bfdbfe;--ch-space-0:0px;--ch-space-1:4px;--ch-space-2:8px;--ch-space-3:12px;--ch-space-4:16px;--ch-space-5:20px;--ch-space-6:24px;--ch-space-8:32px;--ch-space-10:40px;--ch-space-12:48px;--ch-space-16:64px;--ch-space-20:80px;--ch-space-24:96px;--ch-radius-none:0px;--ch-radius-sm:4px;--ch-radius-md:8px;--ch-radius-lg:12px;--ch-radius-xl:16px;--ch-radius-2xl:20px;--ch-radius-full:9999px;--ch-font-size-xs:10px;--ch-font-size-sm:12px;--ch-font-size-md:13px;--ch-font-size-base:14px;--ch-font-size-lg:16px;--ch-font-size-xl:18px;--ch-font-size-2xl:24px;--ch-font-size-3xl:32px;--ch-font-size-4xl:48px;--ch-font-weight-normal:400;--ch-font-weight-medium:500;--ch-font-weight-semibold:600;--ch-font-weight-bold:700;--ch-font-weight-extrabold:800;--ch-line-height-tight:1;--ch-line-height-snug:1.25;--ch-line-height-normal:1.5;--ch-line-height-relaxed:1.6;--ch-line-height-loose:1.7;--ch-font-family-sans:Inter,-apple-system,system-ui,sans-serif;--ch-font-family-mono:"JetBrains 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solid transparent;cursor:pointer;white-space:nowrap;-webkit-user-select:none;-moz-user-select:none;user-select:none;transition:background var(--ch-duration-fast) ease-out,border-color var(--ch-duration-fast) ease-out,color var(--ch-duration-fast) ease-out}.ch-btn:focus-visible{outline:none;box-shadow:0 0 0 2px var(--ch-color-bg),0 0 0 4px var(--ch-color-accent)}.ch-btn:disabled{background:var(--ch-color-surface);color:var(--ch-color-text-disabled);border-color:var(--ch-color-border);cursor:not-allowed}.ch-btn__icon{display:inline-flex;align-items:center}.ch-btn--sm{padding:6px 12px;font-size:var(--ch-font-size-sm)}.ch-btn--md{padding:8px 16px;font-size:var(--ch-font-size-base)}.ch-btn--lg{padding:10px 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12px;transition:border-color var(--ch-duration-fast) ease-out,box-shadow var(--ch-duration-fast) ease-out}.ch-input::placeholder{color:var(--ch-color-text-tertiary)}.ch-input:hover:not(:disabled){border-color:var(--ch-color-border-strong)}.ch-input:focus-visible{outline:none;border-color:var(--ch-color-accent);box-shadow:0 0 0 3px var(--ch-color-accent-subtle)}.ch-input:disabled{background:var(--ch-color-surface);color:var(--ch-color-text-disabled);cursor:not-allowed}.ch-input[aria-invalid=true]{border-color:var(--ch-color-error)}.ch-input[aria-invalid=true]:focus-visible{box-shadow:0 0 0 3px var(--ch-color-error-bg)}.ch-card{background:var(--ch-color-bg);border:1px solid var(--ch-color-border);border-radius:var(--ch-radius-lg);padding:var(--ch-space-5)}.ch-card--raised{background:var(--ch-color-surface)}.ch-card--interactive{cursor:pointer;transition:border-color var(--ch-duration-fast) ease-out,background var(--ch-duration-fast) 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50%}}.ch-avatar{display:inline-flex;align-items:center;justify-content:center;overflow:hidden;border-radius:var(--ch-radius-full);background:var(--ch-color-surface-raised);color:var(--ch-color-text-secondary);font-family:var(--ch-font-family-sans);font-weight:var(--ch-font-weight-semibold);flex-shrink:0}.ch-avatar--sm{width:24px;height:24px;font-size:var(--ch-font-size-xs)}.ch-avatar--md{width:32px;height:32px;font-size:var(--ch-font-size-sm)}.ch-avatar--lg{width:48px;height:48px;font-size:var(--ch-font-size-lg)}.ch-avatar__img{width:100%;height:100%;object-fit:cover}.ch-aspect{display:block;width:100%;overflow:hidden}.ch-aspect>*{width:100%;height:100%;object-fit:cover}.ch-tag{display:inline-flex;align-items:center;gap:var(--ch-space-1);padding:2px 8px;font-family:var(--ch-font-family-mono);font-size:var(--ch-font-size-xs);text-transform:uppercase;letter-spacing:.04em;color:var(--ch-color-text-secondary);background:var(--ch-color-surface);border:1px solid var(--ch-color-border);border-radius:var(--ch-radius-sm)}.ch-tag__remove{all:unset;cursor:pointer;line-height:1;padding:0 2px;color:var(--ch-color-text-tertiary)}.ch-tag__remove:hover{color:var(--ch-color-text)}.ch-empty{display:flex;flex-direction:column;align-items:center;text-align:center;gap:var(--ch-space-2);padding:var(--ch-space-12) var(--ch-space-6);font-family:var(--ch-font-family-sans)}.ch-empty__icon{color:var(--ch-color-text-tertiary)}.ch-empty__title{font-size:var(--ch-font-size-lg);font-weight:var(--ch-font-weight-semibold);color:var(--ch-color-text)}.ch-empty__desc{font-size:var(--ch-font-size-base);color:var(--ch-color-text-secondary);max-width:42ch;line-height:var(--ch-line-height-relaxed)}.ch-empty__action{margin-top:var(--ch-space-2)}.ch-progress{width:100%;height:6px;background:var(--ch-color-surface-raised);border-radius:var(--ch-radius-full);overflow:hidden}.ch-progress__bar{height:100%;background:var(--ch-color-accent);border-radius:inherit;transition:width 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ease-out}.ch-radio__input:checked+.ch-radio__circle{border-color:var(--ch-color-accent)}.ch-radio__input:checked+.ch-radio__circle:after{content:"";position:absolute;inset:3px;border-radius:var(--ch-radius-full);background:var(--ch-color-accent)}.ch-switch__track{position:relative;width:32px;height:18px;background:var(--ch-color-border-strong);transition:background var(--ch-duration-fast) ease-out}.ch-switch__knob,.ch-switch__track{border-radius:var(--ch-radius-full)}.ch-switch__knob{position:absolute;top:2px;left:2px;width:14px;height:14px;background:var(--ch-color-bg);transition:transform var(--ch-duration-fast) ease-out}.ch-switch__input:checked+.ch-switch__track{background:var(--ch-color-accent)}.ch-switch__input:checked+.ch-switch__track .ch-switch__knob{transform:translateX(14px)}.ch-switch__input:focus-visible+.ch-switch__track{box-shadow:0 0 0 2px var(--ch-color-bg),0 0 0 4px var(--ch-color-accent)}.ch-textarea{width:100%;font-family:var(--ch-font-family-sans);font-size:var(--ch-font-size-base);line-height:var(--ch-line-height-relaxed);color:var(--ch-color-text);background:var(--ch-color-bg);border:1px solid var(--ch-color-border);border-radius:var(--ch-radius-md);padding:8px 12px;resize:vertical;transition:border-color var(--ch-duration-fast) ease-out,box-shadow var(--ch-duration-fast) ease-out}.ch-textarea:focus-visible{outline:none;border-color:var(--ch-color-accent);box-shadow:0 0 0 3px var(--ch-color-accent-subtle)}.ch-textarea[aria-invalid=true]{border-color:var(--ch-color-error)}.ch-select{position:relative;display:inline-flex;width:100%}.ch-select__field{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;font-family:var(--ch-font-family-sans);font-size:var(--ch-font-size-base);color:var(--ch-color-text);background:var(--ch-color-bg);border:1px solid var(--ch-color-border);border-radius:var(--ch-radius-md);padding:8px 32px 8px 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0;line-height:var(--ch-line-height-relaxed)}.mk-showcase{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));grid-gap:var(--ch-space-4);gap:var(--ch-space-4)}.mk-showcase-cell{border:1px solid var(--ch-color-border);border-radius:var(--ch-radius-lg);background:var(--ch-color-bg);overflow:hidden}.mk-showcase-stage{padding:var(--ch-space-5);min-height:96px;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:var(--ch-space-2)}.mk-showcase-label{padding:var(--ch-space-2) var(--ch-space-3);border-top:1px solid var(--ch-color-border);background:var(--ch-color-surface);font-size:var(--ch-font-size-xs);color:var(--ch-color-text-tertiary)}.mk-code,.mk-showcase-label{font-family:var(--ch-font-family-mono)}.mk-code{font-size:var(--ch-font-size-sm);background:var(--ch-color-text);color:var(--ch-neutral-50);border-radius:var(--ch-radius-lg);padding:var(--ch-space-5) 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a{display:block;color:var(--ch-color-text-secondary);text-decoration:none;font-size:var(--ch-font-size-base);padding:3px 0}.mk-footer-col a:hover{color:var(--ch-color-text)}.mk-footer-about{font-size:var(--ch-font-size-base);color:var(--ch-color-text-secondary);line-height:var(--ch-line-height-relaxed);max-width:34ch;margin:var(--ch-space-3) 0 0}.mk-footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:var(--ch-space-4);margin-top:var(--ch-space-10);padding-top:var(--ch-space-5);border-top:1px solid var(--ch-color-border);font-size:var(--ch-font-size-sm);color:var(--ch-color-text-tertiary)}@media (max-width:900px){.mk-hero-grid{grid-template-columns:1fr;gap:var(--ch-space-8)}.mk-stats{grid-template-columns:repeat(2,1fr);gap:var(--ch-space-6)}.mk-cards{grid-template-columns:1fr}.mk-layers{grid-template-columns:repeat(2,1fr)}.mk-footer-grid{grid-template-columns:1fr 1fr}.mk-nav{display:none}}@media (max-width:560px){.mk-footer-grid,.mk-layers{grid-template-columns:1fr}}