:root{font-family:Inter,system-ui,Arial,sans-serif;background:#f5f8fb;color:#1d2733}*{box-sizing:border-box}body{margin:0}main{max-width:760px;margin:0 auto;padding:16px 16px 90px}header{display:flex;justify-content:space-between;align-items:center;padding:16px 0}h1,h2,h3,p{margin-top:0}.card{background:#fff;border-radius:22px;padding:16px;box-shadow:0 8px 26px #143c6414;margin-bottom:14px}.grid{display:grid;grid-template-columns:1fr;gap:14px}.product .image{height:150px;border-radius:18px;background:linear-gradient(135deg,#eaf6ff,#eefbf2);display:grid;place-items:center;font-size:46px;overflow:hidden;margin-bottom:12px}.product img{width:100%;height:100%;object-fit:cover}small{display:block;color:#5a6b7c;margin:4px 0}.row,.cart-line,.totals div{display:flex;justify-content:space-between;align-items:center;gap:12px}button{border:0;border-radius:14px;background:#0b8cff;color:#fff;font-weight:700;padding:12px 14px;cursor:pointer}button.primary{width:100%;background:#12b886;font-size:16px;margin-top:10px}button.danger{background:#ff4d4f}.qty{display:flex;align-items:center;gap:8px}.qty button{width:36px;height:36px;padding:0}input,textarea,select{width:100%;border:1px solid #d9e3ea;border-radius:14px;padding:13px 14px;margin:7px 0;font-size:15px;background:#fff}textarea{min-height:74px;resize:vertical}.promo{display:flex;gap:8px;margin:12px 0}.totals{display:grid;gap:8px}.notice{background:#e7f8ef;border:1px solid #b7ebcd;border-radius:16px;padding:12px;margin-bottom:14px;font-weight:600}.bottom-bar{position:fixed;left:50%;bottom:12px;transform:translate(-50%);width:min(728px,calc(100% - 24px));background:#1d2733;color:#fff;border-radius:22px;padding:14px 18px;display:flex;justify-content:space-between;box-shadow:0 10px 30px #0003}@media (min-width: 650px){.grid{grid-template-columns:1fr 1fr}}