:root{--primary-color:#7912b4;--secondary-color:#2ecc71;--background-color:#080808;--text-color:#e2eaf1;--nav-foot-bg-color:#111;--nav-foot-text-color:#e2eaf1;--box-shadow-color:rgba(243,139,3,0.8);--left_section_description_ol_color:#2d92d2}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);border:0}*{box-sizing:border-box;margin:0;padding:0}body{font-family:sans-serif;background-color:var(--background-color);color:var(--text-color);max-width:100%}a{text-decoration:none;color:var(--text-color);font-size:1rem;font-weight:bold;text-transform:capitalize}.nav{display:flex;justify-content:space-between;align-items:center;}.logo{font-size:1rem;color:var(--primary-color);padding-left:20px}.logo img{max-width: 100%; max-height: 60px; width:auto; height:auto;display:block;border-radius: 10px; object-fit:contain}.hamburger{display:flex;flex-direction:column;justify-content:space-between;width:50px;height:24px;padding-right:20px;cursor:pointer;z-index:1001}.hamburger .line{height:4px;background-color:var(--text-color);border-radius:2px;transition:all 0.3s ease-in-out}.hamburger.active .line:nth-child(1){transform:translateY(10px)rotate(45deg)}.hamburger.active .line:nth-child(2){opacity:0}.hamburger.active .line:nth-child(3){transform:translateY(-10px)rotate(-45deg)}.nav__link{position:fixed;top:5rem;left:50%;transform:translateX(-50%);width:100%;background-color:var(--background-color);z-index:1000;padding:10px 15px}.dropdown{position:relative}.dropdown-toggle{cursor:pointer;position:relative;padding-right:20px}.dropdown-toggle::after{content:"▼";font-size:0.6rem;margin-left:6px;position:absolute;top:50%;transform:translateY(-50%);color:var(--text-color)}.dropdown-menu{position:absolute;top:100%;left:0;width:max-content;background-color:#1a1a1a;box-shadow:0 8px 16px rgba(0,0,0,0.3);border-radius:10px;padding:10px 0;z-index:1000;display:flex;flex-direction:column;transition:opacity 0.3s ease,transform 0.3s ease}.dropdown-menu a{padding:10px 20px;color:var(--text-color);text-transform:none;font-size:0.95rem}.dropdown-menu a:hover{background-color:var(--primary-color)}.dropdown-menu.hide{display:none}@media screen and (max-width:599px){.dropdown-menu{position:static;background:none;box-shadow:none;border-radius:0;padding:0;width:100%;box-shadow:0 2px 5px rgba(247,243,243,0.2)}.dropdown-menu a{padding-left:40px;background-color:var(--background-color);border-bottom:1px solid #333}}.nav__link a{display:block;text-align:center;padding:10px 0}.nav__link a:hover{background-color:var(--box-shadow-color);border-radius:10px;margin:0 5px}.hide{display:none}@media screen and (min-width:600px){.nav{background-color:var(--nav-foot-bg-color);display:flex;align-items:center;padding:10px 30px}.nav__link{display:flex;align-items:center;position:static;width:auto;margin-right:20px;background:none;transform:none;left:auto;top:auto;gap:5px}.nav__link a{display:inline-block;padding:12px 20px;transition:padding 0.2s ease}.nav__link a:hover{background-color:var(--box-shadow-color);border-radius:10px;margin:0}.hamburger{display:none}}.heading-h1{color:var(--text-color);text-align:center;font-size:2rem;margin:0 auto;padding:0 16px}@media screen and (min-width:600px){.heading-h1{font-size:2.5rem}}@media screen and (min-width:1024px){.heading-h1{font-size:3rem}}.main-head-wrapper{display:flex;justify-content:center;align-items:center;flex-direction:column;padding:20px 0;margin:auto;width:100%}.heading-h1{color:var(--text-color);text-align:center;font-size:clamp(1.8rem,5vw,3rem);margin:0 auto;padding:0 16px;line-height:1.3}.container{max-width:1200px;margin:auto;padding:1rem}.grid{display:flex;flex-direction:column;gap:1rem;padding-top:5rem;}.left-section{padding:20px;border-radius:12px;box-shadow:0 4px 30px rgba(0,0,0,0.15);border:1px solid rgba(255,255,255,0.2);color:var(--text-color);text-align:justify;order:1;font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif}.left-section h1{font-size:2rem;color:var(--text-color);margin-bottom:15px;font-weight:bold;text-align:center}.left-section p{font-size:1rem;color:var(--text-color);margin-bottom:20px;line-height:1.6}.left-section p strong{font-weight:bold;color:#27ae60}.left-section ol{font-size:1rem;padding-left:20px;list-style-type:decimal}.left-section ol li{margin-bottom:15px;color:var(--text-color);line-height:1.5}.left-section ol li strong{color:var(--left_section_description_ol_color)}.left-section strong{color:#222;font-weight:600}.left-section sub{font-size:0.8em;vertical-align:bottom}.left-section p code strong{border:1px solid #444;padding:5px 10px;border-radius:4px;font-family:"Courier New",monospace;color:var(--text-color);line-height:1.9}.left-section .last-para{font-size:0.95rem}@media screen and (max-width:768px){.left-section{padding:15px}.left-section h1{font-size:1.6rem}.left-section p{font-size:1rem}.left-section ol{font-size:1rem}.left-section ol li{margin-bottom:12px}.left-section ol li strong{color:var(--left_section_description_ol_color)}.left-section code{padding:4px 8px}.left-section .last-para{font-size:0.95rem}}@media screen and (max-width:480px){.left-section{padding:10px}.left-section h1{font-size:1.4rem}.left-section p{font-size:1rem}.left-section ol{font-size:1rem}.left-section ol li{margin-bottom:10px}.left-section code{padding:3px 6px}.left-section .last-para{font-size:0.95rem}}.right-section{padding:0 1rem;order:0;font-size:1rem}form{width:100%}#result{width:100%;padding:0.75rem;font-size:1rem;margin-bottom:1.5rem;background-color:#333;border:1px solid #555;color:#ffffff;border-radius:6px;text-align:center;font-weight:bold}input[readonly]{border:none;outline:none}input[readonly]:focus{outline:none;border:none}.form-row{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.2rem}.form-group{flex:1}label{display:block;margin-bottom:0.3rem;color:#ffffff}input[type="number"]{width:100%;padding:0.6rem 0.75rem;background-color:#333;border:1px solid #555;color:#ffffff;border-radius:6px;font-size:1rem}input[readonly]{border:none;outline:none;cursor:not-allowed;font-weight:bold}input.input-error{border-color:#f87171 !important}.error{color:#f87171;font-size:0.875rem;margin-top:0.25rem}.form-buttons{display:flex;gap:1rem}button,input[type="reset"]{flex:1;padding:0.75rem;font-size:1rem;font-weight:500;border:none;border-radius:6px;cursor:pointer;color:white;transition:background-color 0.3s ease}button[type="submit"]{background-color:#16a34a}input[type="reset"]{background-color:#2563eb}button[type="submit"]:hover{background-color:#15803d}input[type="reset"]:hover{background-color:#1d4ed8}@media (min-width:768px){.grid{flex-direction:row}.left-section{flex:1;order:0}.right-section{flex:1;order:1}.form-row{flex-direction:row}}.footer{background-color:#111;color:var(--text-color);padding:40px 20px;text-align:center}.footer__content{max-width:1200px;margin:0 auto}.footer__logo{font-size:1.5rem;font-weight:bold;display:flex;justify-content:center;margin-bottom:20px;align-items:center}.footer_img_logo{max-width: 100%;height:auto;display:block;object-fit:contain}.footer__links{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}.footer__links a{color:var(--text-color);text-decoration:none;font-weight:600;transition:color 0.3s ease}.footer__links a:hover{color:var(--box-shadow-color)}.footer__copy{ font-size: 0.875rem;color: #888;text-align: center;line-height: 1.6;margin-top: 1.5rem;opacity:.6}.footer__disclaimer{margin:0.8rem 0;font-size:0.875rem;color:#888;text-align:center}.footer_privacy_policy{display:flex;gap:3px;align-items:center;justify-content:center;flex-wrap:wrap;margin-top:1rem}.footer_privacy_policy a{color:var(--text-color);text-decoration:none;padding:0 10px;position:relative;font-weight:normal;text-transform:none;font-size:0.8rem}.footer_privacy_policy a:not(:last-child)::after{content:"";position:absolute;right:0;top:50%;transform:translateY(-50%);height:16px;border-right:1px solid #aaa}@media screen and (min-width:600px){.footer__socials{display:flex;justify-content:space-between;align-items:center;flex-wrap: wrap;gap:1rem}.footer__links{flex-direction:row;justify-content:center;gap:30px}}.footer__social-follow{margin-bottom:20px;display:flex;align-items:center;gap:8px;font-weight:600;font-size:1rem;justify-content: center;}.footer__social-link{color:#21a4eb;display:inline-flex;align-items:center;transition:color .3s ease}.footer__social-link:hover,.footer__social-link:focus{color:#c0ddec;outline:none}.footer__social-link svg{vertical-align:middle;fill:currentColor;width:24px;height:24px}@media(max-width:480px){.footer__social-follow{align-items:center;gap:4px;font-size:.9rem}.footer__social-link svg{width:20px;height:20px}}.header {position: fixed;width: 100%;background-color: var(--nav-foot-bg-color);top: 0;z-index: 99999;}@media screen and (min-width: 200px) {.heading-h1 {margin-top: 5rem;}}