:root{--primary-blue:oklch(25.4% .08 250);--accent-green:oklch(52.7% .16 150);--captcha-blue:oklch(20% .12 260);--bg-light:oklch(98% .01 250);--white:oklch(100% 0 0);--text-dark:oklch(20% .02 250);--border-gray:oklch(90% .01 250);--shadow:0 4px 24px -4px #00000014;--font-main:"Instrument Sans", sans-serif}*{box-sizing:border-box;-webkit-font-smoothing:antialiased;margin:0;padding:0}body{font-family:var(--font-main);background-color:var(--white);color:var(--text-dark);flex-direction:column;min-height:100vh;display:flex}.main-header{border-bottom:1px solid var(--border-gray);background:var(--white);padding:1.5rem 2rem}.header-container{grid-template-columns:1fr auto 1fr;align-items:center;gap:2rem;max-width:1200px;margin:0 auto;display:grid}.logo-left{align-items:center;gap:1rem;display:flex}.gov-logo{width:auto;height:60px}.logo-text{flex-direction:column;font-size:.75rem;font-weight:600;line-height:1.2;display:flex}.dept{color:var(--text-dark);font-size:.85rem}.ministry,.gov{color:#666}.header-center{text-align:center}.header-center h1{color:var(--text-dark);letter-spacing:-.01em;margin-bottom:.25rem;font-size:1.1rem;font-weight:700}.header-center p{color:#555;font-size:.9rem;font-weight:500}.logo-right{justify-content:flex-end;display:flex}.nta-logo{width:auto;height:50px}.content{background-color:var(--bg-light);flex:1;justify-content:center;align-items:center;padding:3rem 1rem;display:flex}.login-card{background:var(--white);width:100%;max-width:600px;box-shadow:var(--shadow);border:1px solid var(--border-gray);border-radius:4px;overflow:hidden}.card-header{background-color:var(--primary-blue);color:var(--white);align-items:center;gap:.75rem;padding:.75rem 1.25rem;display:flex}.card-header h2{font-size:1.25rem;font-weight:500}.lock-icon{opacity:.9}.login-form{flex-direction:column;gap:1.25rem;padding:2.5rem 3rem;display:flex}.form-group{grid-template-columns:180px 1fr;align-items:center;gap:1rem;display:grid}.form-group label{text-align:right;color:#444;font-size:.95rem;font-weight:500}.form-group input{border:1px solid #ccc;border-radius:4px;padding:.6rem .75rem;font-family:inherit;font-size:1rem;transition:border-color .2s,box-shadow .2s}.form-group input:focus{border-color:var(--primary-blue);outline:none;box-shadow:0 0 0 3px #002e5b1a}.case-sensitive{color:#198754;font-size:.8rem;font-weight:700;line-height:1.1;display:block}.captcha-display-row{grid-template-columns:180px 1fr;align-items:center;gap:1rem;display:grid}.captcha-display-row label{text-align:right;color:#444;font-size:.95rem;font-weight:500}.captcha-box-wrapper{align-items:center;gap:.75rem;display:flex}.captcha-box{background-color:var(--captcha-blue);color:var(--white);letter-spacing:2px;-webkit-user-select:none;user-select:none;border-radius:4px;padding:.5rem 1.5rem;font-family:Courier New,Courier,monospace;font-size:1.25rem;font-weight:700}.refresh-btn{color:#fff;cursor:pointer;background:#0d6efd;border:none;border-radius:4px;justify-content:center;align-items:center;width:32px;height:32px;transition:background .2s;display:flex}.refresh-btn:hover{background:#0b5ed7}.form-actions{align-items:center;gap:1.5rem;margin-top:1rem;padding-left:180px;display:flex}.btn-login{background-color:var(--accent-green);color:var(--white);cursor:pointer;border:none;border-radius:4px;padding:.6rem 1.5rem;font-size:.9rem;font-weight:600;transition:background .2s,transform .1s}.btn-login:hover{background-color:oklch(45% .14 150)}.btn-login:active{transform:scale(.98)}.forgot-link{color:var(--captcha-blue);font-size:1rem;font-weight:700;text-decoration:underline}.forgot-link:hover{color:var(--primary-blue)}.main-footer{background-color:var(--primary-blue);color:var(--white);text-align:center;padding:.75rem 2rem;font-size:.85rem;font-weight:400;line-height:1.4}@media (width<=800px){.header-container{grid-template-columns:1fr 1fr;gap:1rem}.header-center{order:-1;grid-column:span 2}}@media (width<=600px){.form-group,.captcha-display-row{grid-template-columns:1fr}.form-group label,.captcha-display-row label{text-align:left}.form-actions{justify-content:space-between;padding-left:0}}