h1{font-size:3rem;margin-bottom:.5rem}p{font-size:1.2rem;max-width:700px;margin:0 auto 2rem}.plan-card{background-color:#ffffff1a;border:1px solid rgba(255,255,255,.3);border-radius:16px;padding:2rem;width:280px;box-shadow:0 0 12px #0006;transition:transform .3s,background .3s;cursor:pointer}.plan-card:hover{transform:translateY(-5px);background-color:#ffffff26}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background-color:#fff;color:#000;padding:2rem;border-radius:12px;width:90%;max-width:500px;box-shadow:0 4px 20px #00000040;position:relative;transition:all .3s ease-in-out}.dark-mode .modal-content{background-color:#1f2937;color:#f3f4f6}.modal-content h2{margin-top:0;font-size:1.5rem;text-align:center}.modal-content input,.modal-content select{width:100%;padding:10px;margin-bottom:1rem;border-radius:6px;border:1px solid #ccc;font-size:1rem}.dark-mode .modal-content input,.dark-mode .modal-content select{background-color:#374151;color:#f9fafb;border:1px solid #4b5563}.telefono-group{display:flex;gap:.5rem}.telefono-group select{flex:1}.telefono-group input{flex:2}.info-extra{background-color:#f0fdf4;border-left:5px solid #10b981;padding:1rem;margin-top:1rem;border-radius:8px;font-weight:700;color:#065f46}.dark-mode .info-extra{background-color:#064e3b;border-left-color:#34d399;color:#ecfdf5}button[type=submit]{width:100%;background-color:#10b981;color:#fff;padding:12px;font-size:1rem;border:none;border-radius:8px;cursor:pointer;margin-top:1rem;transition:background-color .2s ease-in-out}button[type=submit]:hover{background-color:#059669}.close{position:absolute;top:10px;right:15px;font-size:1.2rem;font-weight:700;cursor:pointer}.info-linea{margin:4px 0;font-size:.95rem;line-height:1.4}.fecha-inicio-group{display:flex;flex-direction:column;align-items:flex-start;margin-bottom:1rem}.fecha-inicio-group label{color:#ccc;font-size:.9rem;margin-bottom:.3rem}body{margin:0;font-family:Segoe UI,sans-serif;background:linear-gradient(to bottom,#0f2027,#203a43,#2c5364);color:#fff;text-align:center;padding:2rem}h1,h2,h3{margin:.5rem 0}.planes{display:flex;flex-wrap:wrap;justify-content:center;gap:2rem;margin-top:3rem}.calculadora{background-color:#ffffff10;border:1px solid #ffffff30;border-radius:12px;padding:2rem;max-width:600px;margin:2rem auto;box-shadow:0 0 10px #00000040;text-align:center}.calculadora-form{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:1rem}.calculadora-form input,.calculadora-form select{padding:.8rem;border-radius:8px;border:none;font-size:1rem;min-width:180px}.resultado{margin-top:1.5rem;background-color:#ffffff20;padding:1rem;border-radius:10px;font-size:1.1rem}.resultado p{margin:.4rem 0}strong{color:#00e6b8}.btn-solicitar{background-color:#00c896;color:#fff;padding:.8rem 1.5rem;font-size:1rem;border:none;border-radius:10px;cursor:pointer;margin-top:1rem;transition:transform .2s ease,background-color .3s ease}.btn-solicitar:hover{background-color:#00a87a;transform:scale(1.05)}.animado{animation:pulse 1.5s infinite}@keyframes pulse{0%{box-shadow:0 0 #00c89666}70%{box-shadow:0 0 0 10px #00c89600}to{box-shadow:0 0 #00c89600}}