:root{--bg:#0b111b;--nav:#0d1420;--card:#141d2b;--card2:#172233;--border:#293646;--muted:#8493a6;--text:#edf3f8;--lime:#94cb49;--slate:#55687f;--red:#f48d91;--yellow:#f6c76f;--radius:18px;--shadow:0 12px 36px #00000020}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Vazirmatn,IRANSans,Segoe UI,Tahoma,sans-serif;line-height:1.5;font-size:13px}button,input,textarea{font:inherit}button{cursor:pointer}input,textarea{outline:none}h1,h2,h3,p{margin-top:0}h1{font-size:32px;letter-spacing:-1.2px;margin-bottom:8px}h2{font-size:32px;line-height:1.5;letter-spacing:-1px}h3{font-size:17px;margin:3px 0 0}a{color:inherit}.hidden{display:none!important}.muted{color:var(--muted);line-height:1.9}.app-shell{display:flex;min-height:100vh}.sidebar{width:250px;background:var(--nav);border-left:1px solid 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p{font-size:10px}.hero-graphic{left:-135px;opacity:.19}.hero-cta{gap:12px;flex-wrap:wrap}.stats{gap:9px}.stat-card{padding:15px;min-height:133px}.stat-card strong{font-size:30px}.stat-top{font-size:10px}.card{padding:18px}.course-grid,.choice-row{grid-template-columns:1fr}.footer{flex-direction:column;text-align:center;align-items:center}.auth-card{padding:32px 25px}.section-title{align-items:flex-start;flex-wrap:wrap}}

.select-field{width:100%;background:#0f1b29;border:1px solid #344659;border-radius:8px;color:#e5f0f5;padding:13px;min-height:43px;direction:ltr;text-align:left}.select-field:focus{border-color:var(--lime)}