:root{--bg:#f5f7fb;--navy:#14243f;--blue:#2d6bd6;--green:#0b9b61;--muted:#687384;--line:#e2e6ec}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--navy);font-family:Arial,Helvetica,sans-serif;line-height:1.45}.site-head{height:76px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center}.brand{font-weight:800;font-size:30px;letter-spacing:.5px}.brand span{color:var(--blue)}.home{max-width:720px;margin:auto;padding:20px 18px 35px}.intro{text-align:center;padding:28px 8px 10px}.intro h1{font-size:34px;line-height:1.1;margin:0 0 12px}.intro p{font-size:17px;color:var(--muted);margin:0 0 12px}.blue{color:var(--blue)}.green{color:var(--green)}.jf{width:150px;height:auto;display:block;margin:10px auto 20px;object-fit:contain}.small-jf{width:150px;margin:0 auto 15px}.adslot{height:90px;border:1px dashed #c9d0da;background:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#7a8491;font-weight:600;font-size:14px;margin:18px 0}.choice,.detail{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 5px 18px rgba(15,23,42,.05);padding:22px;margin:16px 0}.choice-title{display:flex;gap:12px;align-items:flex-start}.choice h2{font-size:27px;margin:0 0 2px}.choice p,.detail p{font-size:17px;color:var(--muted)}.big-icon{width:45px;height:45px;border-radius:8px;display:grid;place-items:center;color:#fff;font-size:29px;font-weight:800;flex:none}.blue-bg{background:var(--blue)}.green-bg{background:var(--green)}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;text-align:center;margin:20px 0}.steps>div{display:flex;flex-direction:column;align-items:center;gap:4px}.steps b{width:38px;height:38px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center}.steps strong{font-size:14px}.steps small{color:var(--muted);font-size:13px}.btn{display:flex;align-items:center;justify-content:center;text-decoration:none;border:0;border-radius:12px;padding:15px 18px;font-size:17px;font-weight:800;cursor:pointer;width:100%}.blue-btn{background:var(--blue);color:#fff}.green-btn{background:var(--green);color:#fff}.sim-link{text-align:center;padding:8px 10px}.sim-link p{font-size:18px;margin:0 0 4px}.sim-link a{font-size:21px;font-weight:800;color:var(--blue);text-decoration:none}.page{max-width:720px;margin:auto;padding:24px 18px 50px}.detail h1{font-size:30px;line-height:1.15;margin:10px 0 18px}.detail p{font-size:19px}.detail label{display:block;font-size:16px;font-weight:800;margin:18px 0 8px}.detail select,.detail input{width:100%;padding:14px;border:1px solid #ccd3dc;border-radius:10px;font-size:17px;background:#fff}.operator-list article{display:grid;grid-template-columns:130px 1fr;gap:16px;align-items:center;border:1px solid var(--line);border-radius:14px;padding:12px;margin:10px 0}.operator-list h3{margin:0 0 4px;font-size:19px}.operator-list p{margin:0;font-size:15px}.brandlogo{height:75px;display:grid;place-items:center;border-radius:8px;font-weight:800;font-size:24px;background:#fff}.orange{color:#fff;background:#ff7900}.sfr{color:#fff;background:#e60000}.bouygues{color:#1687c9;font-size:22px}.free{color:#d71920;font-family:Georgia,serif;font-style:italic;font-size:31px}.prixtel{color:#3e4350}.coriolis{color:#0b76bd;font-size:18px}.coriolis small{font-size:12px}.result{margin-top:18px;background:#eaf8f3;border:1px solid #a9dfcc;border-radius:12px;padding:17px;font-size:17px}.hidden{display:none}.wide{margin-top:18px}.small{font-size:14px!important;color:#7b8490!important}footer{text-align:center;padding:18px;color:#687384;font-size:12px;background:#fff;border-top:1px solid var(--line)}@media(max-width:520px){.brand{font-size:25px}.intro h1{font-size:30px}.choice h2{font-size:24px}.steps strong{font-size:12px}.steps small{font-size:12px}.operator-list article{grid-template-columns:95px 1fr}.brandlogo{height:65px;font-size:19px}}