:root{--red: #e60000;--red-dark: #cc0000;--charcoal: #25282b;--dark: #1e1e1e;--nav: #2d2d2d;--border: #3a3a3a;--text: #d4d4d4;--muted: #7e7e7e;--sidebar: #1a1a1a;--surface: #252525;--success: #4ec94e;--white: #ffffff;--subtle: #888888;--faint: #555555;--topnav-h: 48px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}input,button,select,textarea{font-family:inherit}a:focus-visible,button:focus-visible{outline:2px solid var(--red);outline-offset:2px}body{background:var(--charcoal);color:var(--text);font-family:Inter,sans-serif}.topnav{position:fixed;top:0;left:0;right:0;height:var(--topnav-h);background:var(--dark);border-bottom:1px solid var(--border);z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 24px}.topnav__logo{color:var(--white);font-size:13px;font-weight:700;text-decoration:none;display:flex;align-items:center;gap:8px}.topnav__badge{background:var(--red);color:var(--white);font-size:9px;font-weight:700;padding:2px 7px;border-radius:3px;letter-spacing:.08em;text-transform:uppercase}.topnav__links{display:flex;align-items:center;gap:20px}.topnav__link{color:var(--subtle);font-size:11px;text-decoration:none}.topnav__link:hover{color:var(--text)}.topnav__cta{background:var(--red);color:var(--white);font-size:10px;font-weight:600;padding:5px 14px;border-radius:60px;text-decoration:none}.topnav__cta:hover{background:var(--red-dark)}.layout{display:flex;margin-top:var(--topnav-h);min-height:calc(100vh - var(--topnav-h))}.sidebar{width:220px;flex-shrink:0;background:var(--sidebar);border-right:1px solid var(--border);overflow-y:auto;position:sticky;top:var(--topnav-h);height:calc(100vh - var(--topnav-h));padding:20px 0}.sidebar__group-label{color:var(--red);font-size:9px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:0 16px;margin-bottom:6px;margin-top:16px}.sidebar__group-label:first-child{margin-top:0}.sidebar__item{display:block;color:var(--subtle);font-size:11px;padding:5px 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32px;max-width:760px}.breadcrumb{color:var(--faint);font-size:10px;font-family:monospace;margin-bottom:14px}.breadcrumb__sep{color:#444}.breadcrumb__current{color:var(--red)}.page-title{color:var(--white);font-size:22px;font-weight:800;margin-bottom:6px;letter-spacing:-.5px}.page-desc{color:var(--muted);font-size:13px;margin-bottom:24px;line-height:1.6}.code-block{background:var(--dark);border-radius:6px;overflow:hidden;margin-bottom:16px}.code-block__tabs{background:var(--nav);display:flex;border-bottom:1px solid var(--border)}.code-block__tab{color:var(--faint);font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:8px 14px;background:transparent;border:none;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}.code-block__tab:hover{color:var(--subtle)}.code-block__tab--active{color:var(--white);border-bottom-color:var(--red)}.code-block__content{display:none}.code-block__content--active{display:block}.code-block__pre{padding:18px 20px;color:var(--text);font-size:12px;font-family:SF Mono,Fira Code,Consolas,monospace;line-height:1.65;margin:0;overflow-x:auto;white-space:pre}.playground{background:var(--dark);border-radius:6px;overflow:hidden;border:1px solid var(--border);margin-bottom:24px}.playground__header{background:var(--nav);padding:8px 14px;border-bottom:1px solid var(--border);color:var(--subtle);font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.playground__body{padding:20px}.pg-group{margin-bottom:16px}.pg-label{display:block;color:#aaa;font-size:11px;margin-bottom:6px}.pg-input{background:var(--surface);border:1px solid #444;border-radius:4px;padding:8px 12px;color:#ccc;font-size:13px;width:100%;display:block;outline:none}.pg-input:focus,.pg-input:focus-visible{border-color:var(--red)}.pg-input.is-error{border-color:var(--red);background:#2a1a1a}.pg-input.is-valid{border-color:var(--success)}.pg-error{color:var(--red);font-size:11px;margin-top:4px;display:none}.pg-error.is-visible{display:block}.pg-valid{color:var(--success);font-size:11px;margin-top:4px;display:none}.pg-valid.is-visible{display:block}.pg-actions{display:flex;gap:8px;margin-top:16px}.pg-btn{background:var(--red);color:var(--white);font-size:11px;font-weight:600;padding:7px 18px;border-radius:60px;border:none;cursor:pointer}.pg-btn:hover{background:var(--red-dark)}.pg-btn--ghost{background:transparent;border:1px solid var(--border);color:var(--subtle)}.pg-btn--ghost:hover{border-color:var(--faint);color:#aaa}.pg-btn:disabled{opacity:.35;cursor:not-allowed}.pg-btn:disabled:hover{background:var(--red)}.page-nav{display:flex;justify-content:space-between;margin-top:32px;padding-top:20px;border-top:1px solid #333}.page-nav__prev{color:var(--faint);font-size:11px;text-decoration:none}.page-nav__prev:hover{color:var(--subtle)}.page-nav__next{color:var(--red);font-size:11px;font-weight:600;text-decoration:none}.page-nav__next:hover{color:var(--red-dark)}.playground__section-title{color:var(--subtle);font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;margin-bottom:14px;margin-top:24px}.playground__section-title:first-child{margin-top:0}.playground__divider{height:1px;background:var(--border);margin:24px 0}.c--form-group-a{margin-bottom:1.25em}.c--label-a{display:block;font-size:11px;color:var(--muted);margin-bottom:6px}.c--form-input-a{display:block;width:100%;padding:8px 12px;margin-bottom:4px;border:1px solid var(--border);border-radius:4px;background:var(--surface);transition:border-color .15s}.c--form-input-a--error{border-color:var(--red);background:#2a1a1a}.c--form-input-a--valid{border-color:var(--success)}.c--form-input-a__item{display:block;width:100%;font-size:13px;border:none;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:transparent;color:var(--text)}.c--form-input-a__item::placeholder{color:var(--faint)}.c--form-error-a{color:var(--red);font-size:11px;display:none;margin-top:4px}.c--form-error-a:not(:empty){display:block}.c--form-checkbox-a,.c--form-radio-a{display:flex;align-items:center;gap:8px;margin-bottom:.5em}.c--form-checkbox-a__item,.c--form-radio-a__item{width:16px;height:16px;cursor:pointer;accent-color:var(--red);flex-shrink:0}.c--form-checkbox-a__title,.c--form-radio-a__title{font-size:13px;color:var(--text);cursor:pointer}.c--form-file-a{display:block;width:100%;font-size:13px;color:var(--text);cursor:pointer}.c--form-file-a--error{outline:2px solid var(--red);border-radius:4px}.c--form-file-a--valid{outline:2px solid var(--success);border-radius:4px}.page-callout{background:#1e1e1e;border-left:3px solid var(--red);border-radius:4px;padding:12px 16px;font-size:12px;color:var(--muted);margin-bottom:24px;line-height:1.6}.page-callout code{color:var(--text);background:#2a2a2a;padding:1px 5px;border-radius:3px;font-family:SF Mono,Fira Code,Consolas,monospace;font-size:11px}.page-callout strong{color:var(--text)}.token-keyword{color:#c586c0}.token-string{color:#ce9178}.token-number{color:#b5cea8}.token-property{color:#9cdcfe}.token-function{color:#dcdcaa}.token-comment{color:#6a9955}