:root{--primary:#6ab8ee;--primary-dark:#2f8fd0;--primary-soft:rgba(106,184,238,0.14);--theme-main:#12222d;--theme-title:#12222d;--theme-secondary:#fafbfc;--muted:#5b6b76;--line:rgba(18,34,45,0.1);--white:#ffffff;--danger:#c0392b;--shadow:0 18px 50px rgba(18,34,45,0.12);--font-sans:"Montserrat","Segoe UI",sans-serif;--font-display:"Manrope","Montserrat",sans-serif;--radius:4px;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font-sans);color:var(--theme-main);background:radial-gradient(circle at 12% 8%,rgba(106,184,238,.18),transparent 32%),linear-gradient(180deg,#eef5fa,#f7fafc 36%,#ffffff);min-height:100vh}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea{font:inherit}.container{width:min(var(--max),calc(100% - 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var(--line);background:white;transition:transform .3s ease,box-shadow .3s ease}.certs-grid img:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.contacts-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.contact-block h3{margin:0 0 .8rem;color:var(--primary-dark)}.contact-block li,.contact-block p{margin:.35rem 0;color:var(--muted);line-height:1.5}.contact-block ul{margin:0;padding-left:1.1rem}.site-footer{background:var(--theme-main);color:rgba(255,255,255,.88);padding:2.5rem 0;margin-top:2rem}.footer-inner{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}.footer-inner a{color:var(--primary)}.auth-shell,.cabinet-shell,.page-shell{padding:3rem 0 4rem}.auth-card,.panel{width:min(480px,100%);margin:0 auto;background:rgba(255,255,255,.92);border:1px solid var(--line);padding:2rem;box-shadow:var(--shadow)}.panel.wide{width:min(900px,100%)}.auth-card h1,.panel h1{margin:0 0 .4rem;font-family:var(--font-display)}.auth-card p.lead,.panel p.lead{margin:0 0 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