.page-port-check .home{max-width:90vw;width:600px;margin:var(--space-8) auto;padding:var(--space-8) var(--space-6);display:flex;flex-direction:column;align-items:center;text-align:center;border-radius:var(--radius-xl);border:1px solid var(--glass-border);background:var(--bg-elevated);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:var(--shadow-xl);color:var(--text-primary);position:relative;overflow:hidden;transition:var(--transition-slow)}.page-port-check .home h2{font-size:var(--text-xl);font-family:var(--font-display);margin:0 0 var(--space-3);font-weight:var(--weight-bold);letter-spacing:.8px;background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;color:transparent;animation:fadeIn .8s ease-out}.page-port-check .home p{font-size:var(--text-base);color:var(--text-secondary);line-height:1.6;margin:var(--space-2) 0;font-weight:var(--weight-normal)}.page-port-check .home:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl),var(--glow-red)}.page-port-check .formContainer{display:flex;flex-direction:column;gap:var(--space-4);margin:var(--space-6) 0;width:100%}.page-port-check .formContainer button,.page-port-check .formContainer input{padding:var(--space-3) var(--space-5);border-radius:var(--radius-lg);border:1px solid var(--border-subtle);background:var(--glass-bg-light);color:var(--text-primary);font-size:var(--text-sm);font-family:var(--font-body);transition:var(--transition-base);font-weight:var(--weight-medium)}.page-port-check .formContainer button:focus,.page-port-check .formContainer input:focus{outline:none;border-color:var(--red-500);background:hsla(0,0%,100%,.08);box-shadow:0 0 12px rgba(230,0,0,.2)}.page-port-check .formContainer button:disabled,.page-port-check .formContainer input:disabled{opacity:.5;cursor:not-allowed}.page-port-check .formContainer input::placeholder{color:var(--text-placeholder)}.page-port-check .formContainer button{background:var(--gradient-brand);color:var(--gray-50);border:1px solid var(--red-700);cursor:pointer;box-shadow:var(--shadow-md);position:relative;overflow:hidden;margin-top:var(--space-2)}.page-port-check .formContainer button:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.15),transparent);transition:left .5s ease}.page-port-check .formContainer button:hover:not(:disabled):after{left:100%}.page-port-check .formContainer button:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg),var(--glow-red)}.page-port-check .formContainer button:active:not(:disabled){transform:translateY(0)}.page-port-check .output_container{margin-top:var(--space-6);padding:var(--space-5);border-radius:var(--radius-lg);background:var(--glass-bg-light);border:1px solid var(--border-subtle);animation:fadeIn .4s ease-out}.page-port-check .output_container p{margin:var(--space-2) 0;font-size:var(--text-sm)}.page-port-check .output_container p:first-child{font-weight:var(--weight-semibold);font-size:var(--text-base)}.page-port-check .output_container p strong{color:var(--red-300)}.page-port-check .error{color:var(--red-200)!important;background:rgba(230,0,0,.1);padding:var(--space-3);border-radius:var(--radius-md);border:1px solid var(--red-700)}.page-port-check .success{color:var(--success-bg)!important}.page-port-check .closed{color:var(--red-300)!important}.page-port-check .commonPorts{margin-top:var(--space-8);width:100%}.page-port-check .commonPorts h3{font-size:var(--text-base);color:var(--text-secondary);margin-bottom:var(--space-4);font-weight:var(--weight-semibold)}.page-port-check .buttonGroup{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2)}.page-port-check .quickButton{padding:var(--space-2) var(--space-4);background:var(--bg-elevated);color:var(--text-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-md);font-size:var(--text-xs);font-weight:var(--weight-medium);font-family:var(--font-body);cursor:pointer;transition:var(--transition-base)}.page-port-check .quickButton:hover:not(:disabled){background:var(--gradient-brand);color:var(--gray-50);transform:translateY(-2px);box-shadow:var(--shadow-md),var(--glow-red)}.page-port-check .quickButton:disabled{opacity:.5;cursor:not-allowed}@media(max-width:600px){.page-port-check .home{width:95vw;padding:var(--space-6) var(--space-4);margin:var(--space-6) auto}.page-port-check .home h2{font-size:var(--text-lg)}.page-port-check .home p{font-size:var(--text-sm)}.page-port-check .formContainer{gap:var(--space-3)}.page-port-check .formContainer button,.page-port-check .formContainer input{padding:var(--space-2) var(--space-4);font-size:var(--text-xs)}.page-port-check .buttonGroup{gap:var(--space-2)}.page-port-check .quickButton{padding:var(--space-1) var(--space-3);font-size:var(--text-xs)}}.site-footer{width:100%;margin-top:auto;border-top:1px solid var(--border-soft);background:color-mix(in srgb,var(--surface-soft) 88%,transparent);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.site-footer__inner{width:min(100%,var(--max-width-2xl));margin:0 auto;padding:var(--space-12) var(--page-gutter);display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);grid-gap:var(--space-10);gap:var(--space-10)}.site-footer__intro{display:grid;grid-gap:var(--space-4);gap:var(--space-4);max-width:38rem}.site-footer__intro h2{font-size:clamp(1.5rem,1.1rem + 1vw,2.1rem)}.site-footer__intro p{color:var(--text-muted);max-width:32rem}.site-footer__links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:var(--space-8);gap:var(--space-8)}.site-footer__links h3{font-size:var(--text-base);margin-bottom:var(--space-3)}.site-footer__links ul{list-style:none;display:grid;grid-gap:var(--space-2);gap:var(--space-2)}.site-footer__links a{color:var(--text-muted)}.site-footer__links a:hover{color:var(--text-primary)}@media(max-width:820px){.site-footer__inner{grid-template-columns:1fr}}@media(max-width:540px){.site-footer__links{grid-template-columns:1fr;gap:var(--space-6)}}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:var(--z-sticky);width:100%;border-bottom:1px solid var(--border-soft);background:color-mix(in srgb,var(--bg) 74%,transparent);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:var(--shadow-sm)}.site-header__inner{width:min(100%,var(--max-width-2xl));min-height:var(--header-height);margin:0 auto;padding:0 var(--page-gutter);display:flex;align-items:center;justify-content:space-between;gap:var(--space-6)}.site-header__brand{display:inline-flex;flex-direction:column;gap:.18rem;min-width:max-content;position:relative;z-index:1;flex-shrink:0}.site-header__brand:hover{color:inherit}.site-header__logo{font-family:BR,sans-serif!important;font-size:clamp(1.55rem,1.2rem + .75vw,2.2rem);line-height:.9;letter-spacing:0;font-weight:400;color:var(--text-primary);-webkit-font-smoothing:antialiased;font-synthesis:none;text-rendering:optimizeLegibility}.site-header__tag{color:var(--text-muted);font-size:var(--text-xs);letter-spacing:.16em;text-transform:uppercase}.site-header__nav{display:flex;flex:1 1 auto;align-items:center;justify-content:flex-end;gap:var(--space-2);overflow-x:auto;scrollbar-width:none;position:relative;z-index:2}.site-header__nav::-webkit-scrollbar{display:none}.site-header__nav a{display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;min-height:2.6rem;padding:.5rem .85rem;border-radius:var(--radius-full);border:1px solid transparent;color:var(--text-muted);font-size:var(--text-sm);font-weight:var(--weight-semibold);white-space:nowrap}.site-header__nav a:hover{border-color:var(--border-soft)}.site-header__nav a.is-active,.site-header__nav a:hover{color:var(--text-primary);background:var(--surface-soft)}.site-header__nav a.is-active{border-color:var(--border-strong);box-shadow:inset 0 1px 0 hsla(0,0%,100%,.04)}@media(max-width:900px){.site-header__inner{gap:var(--space-4)}.site-header__tag{display:none}}@media(max-width:640px){.site-header__inner{align-items:flex-start;flex-direction:column;justify-content:center;padding-top:.85rem;padding-bottom:.85rem}.site-header__nav{width:100%;justify-content:flex-start}}