:root{--od-primary:#314e95;--od-accent:#f4a31b;--od-primary-2:#4368c1;--od-danger:#c51515;--od-text:#101a32;--od-bg:#fff;--od-muted:#e9eaee;--od-border:#d4d9e5;--od-font:"Source Sans 3","Source Sans Pro","Source Sans",Arial,sans-serif}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:var(--od-font);color:var(--od-text);background:radial-gradient(circle at 12% 8%,#f4a31b26,transparent 32%),radial-gradient(circle at 90% 20%,#314e9514,transparent 35%),linear-gradient(180deg,#fff,#f8fafe);min-height:100%}button,input,select,textarea{font:inherit}main{min-height:100dvh;padding:40px 16px}.container{max-width:1040px;margin:0 auto}.card{background:var(--od-bg);border:1px solid var(--od-border);border-radius:16px;box-shadow:0 16px 40px #101a3212}.btn{border:none;border-radius:10px;padding:12px 18px;font-size:16px;font-weight:700;cursor:pointer}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{color:#fff;background:var(--od-primary)}.btn-secondary{color:var(--od-text);background:#edf2ff}.alert{border-radius:10px;padding:12px 14px;font-size:14px}.alert-error{background:#fff1f1;border:1px solid #ffcaca;color:var(--od-danger)}.alert-success{background:#f2fff5;border:1px solid #c9f2d2;color:#145e2b}@media (max-width:860px){main{padding:20px 12px}}