 :root{--primary:#364153;--primary-contrast:#202732;--primary-invert:#364153;--secondary:#64748b;--secondary-light:#94a3b8;--success:#10b981;--success-light:#34d399;--danger:#ef4444;--danger-light:#f87171;--warning:#f59e0b;--warning-light:#fbbf24;--info:#0ea5e9;--info-light:#38bdf8;--light:#f8fafc;--dark:#1e293b;--body-bg:#ffffff;--body-color:#334155;--heading-color:#1e293b;--link-color:#1d72fc;--link-hover-color:#0b65ff;--border-color:#e2e8f0;--shadow-color:rgba(0,0,0,0.1);--card-bg:#ffffff;--progress-color:#60ed7c;--input-icon-color:#64748b;--gradient-primary:linear-gradient(135deg,var(--primary) 0%,var(--primary-contrast) 100%);--gradient-link:linear-gradient(135deg,var(--link-color) 0%,var(--link-hover-color) 100%);--gradient-secondary:linear-gradient(135deg,var(--secondary) 0%,var(--secondary-light) 100%);--gradient-success:linear-gradient(135deg,var(--success) 0%,var(--success-light) 100%);--gradient-danger:linear-gradient(135deg,var(--danger) 0%,var(--danger-light) 100%);--gradient-warning:linear-gradient(135deg,var(--warning) 0%,var(--warning-light) 100%);--gradient-info:linear-gradient(135deg,var(--info) 0%,var(--info-light) 100%);--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.1);--shadow:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--shadow-md:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05);--shadow-lg:0 20px 25px -5px rgba(0,0,0,0.1),0 10px 10px -5px rgba(0,0,0,0.04);--font-family-sans:'Inter',system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-family-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--font-size-base:1rem;--line-height-base:1.6;--font-weight-normal:400;--font-weight-medium:500;--font-weight-bold:700;--spacing-base:1rem;--spacing-base-half:0.5rem;--border-radius-sm:0.25rem;--border-radius:0.5rem;--border-radius-md:0.75rem;--border-radius-lg:1rem;--border-radius-xl:1.5rem;--border-radius-full:9999px;--container-max-width:1200px;--input-padding-factor:0.75;--transition-base:all 0.2s ease-in-out;--transition-slow:all 0.3s ease-in-out;color-scheme:light;--color-mode:'light';}@media (prefers-color-scheme:dark){:root{--color-mode:'dark';}}:root[color-scheme="dark"]{--primary:#13181f;--primary-contrast:#13181f;--primary-invert:#cbe0ff;--body-bg:#0f172a;--body-color:#e2e8f0;--heading-color:#f8fafc;--border-color:#334155;--shadow-color:rgba(0,0,0,0.3);--card-bg:#1e293b;--link-color:#61aeff;--progress-color:#2f9e45;--input-icon-color:#e2e8f0;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.2);--shadow:0 4px 6px -1px rgba(0,0,0,0.3),0 2px 4px -1px rgba(0,0,0,0.2);--shadow-md:0 10px 15px -3px rgba(0,0,0,0.3),0 4px 6px -2px rgba(0,0,0,0.2);--shadow-lg:0 20px 25px -5px rgba(0,0,0,0.3),0 10px 10px -5px rgba(0,0,0,0.2);}*{margin:0;padding:0;box-sizing:border-box;}html{font-size:16px;scroll-behavior:smooth;}body{font-family:var(--font-family-sans);font-size:var(--font-size-base);line-height:var(--line-height-base);color:var(--body-color);background-color:var(--body-bg);padding:var(--spacing-base);max-width:var(--container-max-width);margin:0 auto;transition:var(--transition-slow);animation:colorSchemeTransition 0.5s ease-out;}h1,h2,h3,h4,h5,h6{color:var(--heading-color);margin-bottom:var(--spacing-base);font-weight:var(--font-weight-bold);line-height:1.2;letter-spacing:-0.025em;text-wrap:balance;}h1{font-size:2.75rem;margin-top:2rem;;}h2{font-size:2.25rem;margin-top:1.75rem;position:relative;}h2:after{content:"";position:absolute;bottom:-0.5rem;left:0;width:3rem;height:0.15rem;background:var(--primary-contrast);border-radius:var(--border-radius-full);}h3{font-size:1.75rem;margin-top:1.5rem;}h4{font-size:1.5rem;margin-top:1.25rem;}h5{font-size:1.25rem;margin-top:1rem;}h6{font-size:1rem;margin-top:0.75rem;text-transform:uppercase;letter-spacing:0.05em;}p{margin-top:var(--spacing-base-half);margin-bottom:var(--spacing-base);}a{color:var(--link-color);text-decoration:none;transition:var(--transition-base);position:relative;}a:hover{color:var(--link-hover-color);}a:not(nav a):before{content:'';position:absolute;width:100%;transform:scaleX(0);height:2px;bottom:-2px;left:0;background:var(--gradient-link);transform-origin:bottom right;transition:transform 0.3s ease-out;}a:not(nav a):hover:before{transform:scaleX(1);transform-origin:bottom left;}a[target="_blank"]:after{content:"[+]";display:inline-block;margin-left:0.25em;font-size:0.6em;font-weight:bold;text-decoration:none;vertical-align:super;}small{font-size:0.875rem;opacity:0.85;}code,pre{font-family:var(--font-family-mono);border-radius:var(--border-radius);}code{padding:0.2em 0.4em;font-size:0.875em;background-color:rgba(0,0,0,0.05);}:root[color-scheme="dark"] code{background-color:rgba(255,255,255,0.1);}pre{padding:var(--spacing-base);margin-bottom:var(--spacing-base);overflow-x:auto;background-color:rgba(0,0,0,0.03);border-radius:var(--border-radius-md);box-shadow:var(--shadow-sm);}:root[color-scheme="dark"] pre{background-color:rgba(255,255,255,0.05);}pre code{display:inline-block;background-color:transparent;min-width:100%;}blockquote{border-left:4px solid var(--primary);padding:var(--spacing-base);margin-bottom:var(--spacing-base);font-style:italic;background-color:rgba(0,0,0,0.02);border-radius:0 var(--border-radius) var(--border-radius) 0;box-shadow:var(--shadow-sm);}:root[color-scheme="dark"] blockquote{background-color:rgba(255,255,255,0.03);}hr{border:0;height:1px;background:linear-gradient(to right,transparent,var(--border-color),transparent);margin:calc(var(--spacing-base) * 2) 0;}ul,ol{margin-bottom:var(--spacing-base);padding-left:1.5rem;}li{margin-bottom:calc(var(--spacing-base) * 0.5);}table{width:100%;border-collapse:separate;border-spacing:0;margin-bottom:var(--spacing-base);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow);}th,td{padding:calc(var(--spacing-base) * 0.75);border-bottom:1px solid var(--border-color);text-align:left;}thead{background:var(--gradient-secondary);}th{font-weight:var(--font-weight-bold);color:white;text-transform:uppercase;font-size:0.875rem;letter-spacing:0.05em;}tr:last-child td{border-bottom:none;}tr:hover td{background-color:rgba(0,0,0,0.02);}:root[color-scheme="dark"] tr:hover td{background-color:rgba(255,255,255,0.03);}form,fieldset{background-color:var(--card-bg);padding:var(--spacing-base);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-md);margin-bottom:var(--spacing-base);border:1px solid var(--border-color);}form > div{margin-bottom:var(--spacing-base);}input,select,textarea,button{font-family:inherit;font-size:inherit;line-height:inherit;}input[type="text"],input[type="email"],input[type="password"],input[type="number"],input[type="search"],input[type="tel"],input[type="url"],input[type="date"],input[type="datetime-local"],input[type="month"],input[type="week"],input[type="time"],input[type="color"],input[type="file"],input[type="range"],input[type="checkbox"],input[type="radio"],select,textarea{display:block;width:100%;margin-bottom:var(--spacing-base);padding:calc(var(--spacing-base) * var(--input-padding-factor));border:1px solid var(--border-color);border-radius:var(--border-radius-md);background-color:var(--body-bg);color:var(--body-color);transition:var(--transition-base);box-shadow:var(--shadow-sm);}input[type="checkbox"],input[type="radio"]{width:auto;margin-bottom:0;display:inline-block;margin-right:0.5rem;}input[type="color"]{padding:0;height:40px;border-radius:unset;}input[type="range"]{padding:0;box-shadow:none;}input[type="url"],input[type="email"],input[type="password"],input[type="tel"],input[type="search"]{padding-left:2.5rem;background-repeat:no-repeat;background-position:0.75rem center;background-size:1rem;position:relative;}input[type="url"]{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23989fab' viewBox='0 0 16 16'%3E%3Cpath d='M4.715 6.542 3.343 7.914a3 3 0 1 0 4.243 4.243l1.828-1.829A3 3 0 0 0 8.586 5.5L8 6.086a1.002 1.002 0 0 0-.154.199 2 2 0 0 1 .861 3.337L6.88 11.45a2 2 0 1 1-2.83-2.83l.793-.792a4.018 4.018 0 0 1-.128-1.287z'/%3E%3Cpath d='M6.586 4.672A3 3 0 0 0 7.414 9.5l.775-.776a2 2 0 0 1-.896-3.346L9.12 3.55a2 2 0 1 1 2.83 2.83l-.793.792c.112.42.155.855.128 1.287l1.372-1.372a3 3 0 1 0-4.243-4.243L6.586 4.672z'/%3E%3C/svg%3E");}input[type="email"]{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23989fab' viewBox='0 0 16 16'%3E%3Cpath d='M0 4a2 2 0 0 1 2-2h12a2 2 0 0 1 2 2v8a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2V4Zm2-1a1 1 0 0 0-1 1v.217l7 4.2 7-4.2V4a1 1 0 0 0-1-1H2Zm13 2.383-4.708 2.825L15 11.105V5.383Zm-.034 6.876-5.64-3.471L8 9.583l-1.326-.795-5.64 3.47A1 1 0 0 0 2 13h12a1 1 0 0 0 .966-.741ZM1 11.105l4.708-2.897L1 5.383v5.722Z'/%3E%3C/svg%3E");}input[type="password"]{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23989fab' viewBox='0 0 16 16'%3E%3Cpath transform='rotate(-45 8 8)' d='M3.5 11.5a3.5 3.5 0 1 1 3.163-5H14L15.5 8 14 9.5l-1-1-1 1-1-1-1 1-1-1-1 1H6.663a3.5 3.5 0 0 1-3.163 2zM2.5 9a1 1 0 1 0 0-2 1 1 0 0 0 0 2z'/%3E%3C/svg%3E");}input[type="tel"]{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' stroke='%23989fab' fill='none' viewBox='0 0 24 24'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M3 5.5C3 14.06 9.94 21 18.5 21c.386 0 .77-.014 1.148-.042.435-.032.653-.048.851-.162a1.06 1.06 0 0 0 .42-.432c.11-.2.121-.418.145-.853l.17-3.072a1.517 1.517 0 0 0-.828-1.536l-2.546-1.273a1.517 1.517 0 0 0-1.784.307l-.89 1.04c-.34.398-.873.54-1.342.353a10.49 10.49 0 0 1-3.27-2.27 10.49 10.49 0 0 1-2.27-3.27 1.25 1.25 0 0 1 .353-1.342l1.04-.89a1.517 1.517 0 0 0 .307-1.784L8.68 3.67A1.517 1.517 0 0 0 7.144 2.84l-3.072.17c-.435.024-.653.036-.853.145a1.06 1.06 0 0 0-.432.42c-.114.198-.13.416-.162.851C3.014 4.73 3 5.114 3 5.5Z'/%3E%3C/svg%3E");}input[type="search"]{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23989fab' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001c.03.04.062.078.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1.007 1.007 0 0 0-.115-.1zM12 6.5a5.5 5.5 0 1 1-11 0 5.5 5.5 0 0 1 11 0z'%3E%3C/path%3E%3C/svg%3E");}input[type="url"],input[type="email"],input[type="password"],input[type="tel"],input[type="search"]{color:var(--body-color);}input[type="url"]::placeholder,input[type="email"]::placeholder,input[type="password"]::placeholder,input[type="tel"]::placeholder,input[type="search"]::placeholder{color:var(--body-color);opacity:0.7;}input[type="search"]{border-radius:var(--border-radius-full);}select{appearance:none;padding-right:2.5rem;background-image:url("data:image/svg+xml;utf8,<svg fill='%23364153' height='16' viewBox='0 0 24 24' width='16' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/></svg>");background-repeat:no-repeat;background-position:right 1rem center;background-size:2rem;}:root[color-scheme="dark"] select{background-image:url("data:image/svg+xml;utf8,<svg fill='%23e2e8f0' height='16' viewBox='0 0 24 24' width='16' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/></svg>");}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--border-color);box-shadow:0 0 0px 3px rgba(102,118,201,0.54);}input[type="range"]:focus{box-shadow:none;}textarea{min-height:9rem;resize:vertical;}label{display:block;margin-bottom:calc(var(--spacing-base) * 0.5);font-weight:var(--font-weight-medium);}button,input[type="button"],input[type="reset"],input[type="submit"]{vertical-align:middle;min-height:3.1rem;min-width:6.5rem;display:inline-block;padding:calc(var(--spacing-base) * 0.75) var(--spacing-base);margin:0.125rem 0.125rem 0.125rem 0;background:var(--gradient-primary);color:white;border:none;border-radius:var(--border-radius-md);cursor:pointer;font-weight:var(--font-weight-medium);text-align:center;transition:var(--transition-base);position:relative;overflow:hidden;}button:empty::after{content:"";position:absolute;top:calc(50% - 12px);left:calc(50% - 12px);width:16px;height:16px;border:3px solid rgb(255,255,255);border-top:3px solid transparent;border-bottom:3px solid transparent;border-radius:50%;animation:spin 1s linear infinite;}@keyframes spin{0%{transform:rotate(0deg);}100%{transform:rotate(360deg);}}button:after,input[type="button"]:after,input[type="reset"]:after,input[type="submit"]:after{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background-color:rgba(255,255,255,0);transition:var(--transition-base);}button:hover:after,input[type="button"]:hover:after,input[type="reset"]:hover:after,input[type="submit"]:hover:after{background-color:rgba(255,255,255,0.1);}button:hover,input[type="button"]:hover,input[type="reset"]:hover,input[type="submit"]:hover{box-shadow:var(--shadow-md);}button:active,input[type="button"]:active,input[type="reset"]:active,input[type="submit"]:active{transform:translateY(2px);box-shadow:var(--shadow-sm);filter:saturate(0.9) brightness(1.1);}button:disabled,input[type="button"]:disabled,input[type="reset"]:disabled,input[type="submit"]:disabled{background:var(--gradient-secondary);cursor:not-allowed;opacity:0.7;transform:none;}button.success,input[type="button"].success,input[type="submit"].success{background:var(--gradient-success);}button.danger,input[type="button"].danger,input[type="submit"].danger{background:var(--gradient-danger);}button.warning,input[type="button"].warning,input[type="submit"].warning{background:var(--gradient-warning);}button.info,input[type="button"].info,input[type="submit"].info{background:var(--gradient-info);}button.outline,input[type="button"].outline,input[type="submit"].outline{background:transparent;border:1px solid var(--primary-invert);color:var(--primary-invert);}button.outline:hover,input[type="button"].outline:hover,input[type="submit"].outline:hover{background-color:var(--primary);color:white;}img{max-width:100%;height:auto;border-radius:var(--border-radius-md);transition:var(--transition-base);box-shadow:var(--shadow);}img:hover{transform:scale(1.01);box-shadow:var(--shadow-md);}figure{text-align:center;margin-bottom:var(--spacing-base);}figcaption{font-size:0.875rem;color:var(--secondary);text-align:center;margin-top:calc(var(--spacing-base) * 0.5);font-style:italic;}details summary{cursor:pointer;position:relative;padding-bottom:calc(var(--spacing-base) * 0.5);}details summary:after{content:'';position:absolute;left:0;bottom:0;width:100%;height:1px;background:linear-gradient(to right,var(--border-color),transparent);}details > *:not(summary){cursor:auto;margin-top:calc(var(--spacing-base) * 0.5);}article,section,aside{margin-bottom:calc(var(--spacing-base) * 2);padding:var(--spacing-base);background-color:var(--card-bg);border-radius:var(--border-radius-lg);box-shadow:var(--shadow);transition:var(--transition-base);border:1px solid var(--border-color);}:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}.glass{background:rgba(255,255,255,0.5);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.2);color:var(--body-color);box-shadow:0 4px 6px rgba(0,0,0,0.1);}:root[color-scheme="dark"] .glass{background:rgba(0,0,0,0.3);border:1px solid rgba(255,255,255,0.1);}:root:not([color-scheme="dark"]) .glass{text-shadow:0 1px 1px rgba(0,0,0,0.1);}@media (max-width:768px){html{font-size:14px;}body{padding:calc(var(--spacing-base) * 0.75);}table{width:100%;display:block;overflow-x:auto;}h1{font-size:2.25rem;}h2{font-size:1.75rem;}}@media print{body{background-color:#fff;color:#000;}a{text-decoration:underline;color:#000;}a[href]:after{content:" (" attr(href) ")";}pre,blockquote{border:1px solid #999;page-break-inside:avoid;}thead{display:table-header-group;}tr,img{page-break-inside:avoid;}p,h2,h3{orphans:3;widows:3;}h2,h3{page-break-after:avoid;}h1,h2:after,button,input[type="button"],input[type="reset"],input[type="submit"]{background:none;text-fill-color:#000;box-shadow:none;}article,section,aside,img,pre,blockquote,table{box-shadow:none;}}body,a,button,input,select,textarea,th,td,code,pre,blockquote,article,section,aside{transition:background-color 0.3s ease,color 0.3s ease,border-color 0.3s ease,box-shadow 0.3s ease;}@keyframes colorSchemeTransition{0%{opacity:0;}100%{opacity:1;}}progress{appearance:none;width:100%;height:1rem;border:none;border-radius:var(--border-radius-full);background-color:var(--border-color);overflow:hidden;}progress::-webkit-progress-bar{background-color:var(--border-color);}progress::-webkit-progress-value{background-color:var(--progress-color);transition:width 0.3s ease;}progress::-moz-progress-bar{background-color:var(--progress-color);transition:width 0.3s ease;}@keyframes moveStripe{0%{background-position:200% 0;}100%{background-position:0 0;}}progress:indeterminate{background-image:linear-gradient( to right,var(--border-color) 0%,var(--border-color) 25%,var(--progress-color) 25%,var(--progress-color) 75%,var(--border-color) 75%,var(--border-color) 100% );background-size:200% 100%;animation:moveStripe 2s linear infinite;}progress:indeterminate::-moz-progress-bar{background-image:linear-gradient( to right,var(--border-color) 0%,var(--border-color) 25%,var(--progress-color) 25%,var(--progress-color) 75%,var(--border-color) 75%,var(--border-color) 100% );background-size:200% 100%;animation:moveStripe 2s linear infinite;}progress:indeterminate::-webkit-progress-bar{background-image:linear-gradient( to right,var(--border-color) 0%,var(--border-color) 25%,var(--progress-color) 25%,var(--progress-color) 75%,var(--border-color) 75%,var(--border-color) 100% );background-size:200% 100%;animation:moveStripe 2s linear infinite;}