:root{--primary-bg: #0a192f;--secondary-bg: #112240;--tertiary-bg: #233554;--text-primary: #e6f1ff;--text-secondary: #8892b0;--accent: #64ffda;--silver: #bdc3c7;--brand-blue: #004e92;--primary: var(--brand-blue);--secondary: var(--accent);--bg: var(--primary-bg);--text: var(--text-primary);--card-bg: var(--secondary-bg);--input-border: var(--tertiary-bg)}body{margin:0;font-family:Inter,sans-serif;background-color:var(--bg);color:var(--text)}.app-container{max-width:480px;margin:0 auto;min-height:100vh;position:relative;background-color:var(--bg)}.page-container{padding:20px;display:flex;flex-direction:column;gap:20px}.card{background-color:var(--card-bg);padding:20px;border-radius:12px;box-shadow:0 4px 6px -1px #0000001a}h1,h2,h3{margin:0}.btn{background-color:var(--secondary);color:#fff;border:none;padding:12px;border-radius:8px;font-weight:600;cursor:pointer;width:100%;font-size:16px;margin-top:10px}.btn:disabled{opacity:.7;cursor:not-allowed}.input-group{position:relative;margin-bottom:24px}.input-group label{position:absolute;top:-9px;left:12px;background-color:var(--card-bg);padding:0 4px;font-size:13px;color:var(--secondary);font-weight:500;pointer-events:none;z-index:10}.input-group input,.input-group select{width:100%;padding:14px;border-radius:8px;border:1px solid #334155;background-color:transparent;color:#fff;box-sizing:border-box;font-size:16px;outline:none;transition:all .2s ease}.input-group input:focus,.input-group select:focus{border-color:var(--secondary);box-shadow:0 0 0 2px #3b82f633}.error-text{color:#ef4444;margin-top:5px;font-size:14px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spin{animation:spin 1s linear infinite}