*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #4f46e5;--primary-hover: #4338ca;--primary-light: #eef2ff;--dark: #0f172a;--dark-light: #1e293b;--text: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border: #e2e8f0;--bg: #ffffff;--bg-alt: #f8fafc;--radius: .5rem;--radius-lg: .75rem;--font-mono: "SF Mono", "Fira Code", Menlo, monospace}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}.form-input:focus-visible{outline:none}.container{max-width:60rem;margin:0 auto;padding:0 3rem}.nav{position:sticky;top:0;z-index:100;background:#ffffffd9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.nav .container{display:flex;justify-content:space-between;align-items:center;height:4rem}.nav__logo{font-size:1.25rem;font-weight:800;color:var(--primary);letter-spacing:-.02em}.nav__logo:hover{text-decoration:none}.nav__links{display:flex;gap:1.75rem;align-items:center}.nav__links a{color:var(--text-secondary);font-size:.875rem;font-weight:500;padding:.625rem .5rem;transition:color .15s}.nav__links a:hover{color:var(--text);text-decoration:none}.nav__links a.nav__link--active{color:var(--primary);font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.625rem 1.25rem;border-radius:var(--radius);font-weight:600;font-size:.875rem;border:none;cursor:pointer;text-align:center;transition:all .15s ease;text-decoration:none;font-family:inherit}.btn:hover{text-decoration:none}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-lg{padding:.875rem 1.75rem;font-size:1rem;border-radius:var(--radius-lg)}.btn-outline{border:1px solid var(--border);background:var(--bg);color:var(--text)}.btn-outline:hover{background:var(--bg-alt);border-color:#cbd5e1}.btn-ghost{background:transparent;color:var(--text-secondary);padding:.5rem 1rem}.btn-ghost:hover{color:var(--text);background:var(--bg-alt)}.form-input{width:100%;padding:.625rem .875rem;border:1px solid var(--border);border-radius:var(--radius);font-size:.875rem;font-family:inherit;transition:border-color .15s,box-shadow .15s;background:var(--bg)}.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}.form-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.375rem}.card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem}.alert{padding:.75rem 1rem;border-radius:var(--radius);font-size:.875rem;margin-bottom:1rem;display:none}.alert-error{background:#fef2f2;border:1px solid #fecaca;color:#dc2626}.alert-success{background:#f0fdf4;border:1px solid #bbf7d0;color:#16a34a}.code-block{background:var(--dark);color:#e2e8f0;border-radius:var(--radius-lg);padding:1.25rem 1.5rem;font-size:.8125rem;line-height:1.7;overflow-x:auto;font-family:var(--font-mono)}.code-inline{background:var(--primary-light);padding:.125rem .375rem;border-radius:4px;font-size:.8125rem;font-family:var(--font-mono);color:var(--primary)}.footer{border-top:1px solid var(--border);padding:3rem 0;color:var(--text-muted);font-size:.875rem}.footer__inner{display:flex;justify-content:space-between;align-items:center}.footer__links{display:flex;gap:1.5rem}.footer__links a{color:var(--text-muted);font-size:.8125rem}.footer__links a:hover{color:var(--text-secondary);text-decoration:none}@media(max-width:768px){.container{padding:0 1.5rem}.nav__links{gap:.75rem}.nav__links a:not(.btn){font-size:.8125rem}.footer__inner{flex-direction:column;gap:1rem;text-align:center}}.nav__hamburger{display:none;background:none;border:none;cursor:pointer;padding:8px;color:var(--text-secondary);line-height:0}.nav__hamburger svg{width:24px;height:24px}.nav__hamburger:hover{color:var(--text)}@media(max-width:640px){.container{padding:0 1rem}.nav__hamburger{display:block}.nav__links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;padding:.5rem 1rem 1rem;background:#fffffff7;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);box-shadow:0 4px 12px #00000014}.nav__links.nav__links--open{display:flex}.nav__links a,.nav__links button{padding:.75rem 0;font-size:.9375rem;width:100%;text-align:left}.nav__links a.btn{text-align:center;margin-top:.5rem}.nav-link-hide-mobile,.nav-link-hide-small{display:block!important}}