:root{--primary: #2563eb;--primary-hover: #1d4ed8;--secondary: #10b981;--accent: #f59e0b;--danger: #ef4444;--bg-main: #f8fafc;--bg-surface: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius: .5rem}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-main);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.h-screen{height:100vh}.w-full{width:100%}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border-radius:var(--radius);font-weight:500;cursor:pointer;transition:all .2s ease;border:none;font-size:.875rem}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.input{width:100%;padding:.5rem .75rem;border:1px solid var(--border);border-radius:var(--radius);outline:none;transition:border-color .2s}.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.loader{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:2rem;height:2rem;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.landing-page{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;text-align:center;padding:2rem}.landing-page h1{font-size:2.5rem;margin-bottom:1rem;color:var(--primary)}.landing-page p{color:var(--text-muted);font-size:1.125rem}