:root{--brand: #667eea;--brand2: #764ba2;--text: #2c3e50;--muted: #6b7280;--light: #f8fafc;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Arial,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:var(--text);background:linear-gradient(135deg,var(--brand) 0%,var(--brand2) 100%);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 20px}.hero-section{background:linear-gradient(135deg,var(--brand) 0%,var(--brand2) 100%);color:#fff;text-align:center;padding:4rem 2rem;border-radius:20px;margin:2rem 0}.hero-title{font-size:clamp(2.5rem,5vw,4rem);line-height:1.1;margin:0 0 1rem;font-weight:800;color:#fff}.hero-subtitle{color:#ffffffe6;font-size:1.2rem;margin-bottom:2rem;max-width:600px;margin-left:auto;margin-right:auto}.hero-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.btn-primary{background:#fff;color:var(--brand);padding:1rem 2rem;border:none;border-radius:50px;font-weight:600;text-decoration:none;transition:all .3s ease;font-size:1.1rem;cursor:pointer}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 25px #0003;color:var(--brand);text-decoration:none}.btn-secondary{background:transparent;color:#fff;padding:1rem 2rem;border:2px solid rgba(255,255,255,.3);border-radius:50px;font-weight:600;text-decoration:none;transition:all .3s ease;font-size:1.1rem;cursor:pointer}.btn-secondary:hover{background:#ffffff1a;border-color:#fff;color:#fff;text-decoration:none}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem}.auth-card{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:20px;padding:3rem;box-shadow:0 20px 40px #0000001a;max-width:500px;width:100%}.auth-header{text-align:center;margin-bottom:2rem}.auth-header h1{color:var(--text);font-size:2rem;font-weight:700;margin-bottom:.5rem}.auth-header p{color:var(--muted);font-size:1.1rem}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:600;color:var(--text)}.form-group input{width:100%;padding:.75rem 1rem;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;transition:border-color .3s ease;background:#fff}.form-group input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px #667eea1a}.auth-submit{width:100%;background:linear-gradient(45deg,var(--brand),var(--brand2));color:#fff;padding:1rem;border:none;border-radius:10px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.auth-submit:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 25px #667eea4d}.auth-footer{text-align:center;padding-top:1.5rem;border-top:1px solid #e5e7eb;margin-top:2rem}.auth-footer a{color:var(--brand);text-decoration:none;font-weight:600}.error-message{background:#fdecea;border:1px solid #f44336;color:#b71c1c;padding:.75rem 1rem;border-radius:8px;margin-bottom:1.5rem;font-size:.9rem}.dashboard-container{max-width:1200px;margin:0 auto;padding:2rem;min-height:100vh}.welcome-section{background:linear-gradient(135deg,var(--brand) 0%,var(--brand2) 100%);color:#fff;padding:2rem;border-radius:15px;margin-bottom:2rem;text-align:center;position:relative}.welcome-section h1{font-size:2.5rem;margin-bottom:.5rem;color:#fff}.logout-btn{position:absolute;top:1rem;right:1rem;background:#fff3;color:#fff;border:1px solid rgba(255,255,255,.3);padding:.5rem 1rem;border-radius:5px;cursor:pointer}.dashboard-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.dashboard-card{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:15px;padding:2rem;box-shadow:var(--shadow);transition:transform .3s ease}.dashboard-card:hover{transform:translateY(-5px)}.card-btn{background:linear-gradient(45deg,var(--brand),var(--brand2));color:#fff;padding:.75rem 1.5rem;border-radius:8px;text-decoration:none;display:inline-block;margin-top:1rem}.status-free{color:#28a745;font-weight:700}.status-premium{color:var(--brand);font-weight:700}.quick-actions{display:flex;flex-direction:column;gap:.5rem}.action-link{color:var(--brand);text-decoration:none;padding:.5rem 0;border-bottom:1px solid #eee}.loading-container{display:flex;justify-content:center;align-items:center;min-height:100vh;font-size:1.2rem}