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(width<=600px){.profile-container{margin:20px auto;padding:22px}.form-grid{grid-template-columns:1fr}}.payment-panel{background:var(--card-bg);border:1px solid var(--border);width:min(100%,520px);box-shadow:var(--shadow);box-sizing:border-box;border-radius:20px;margin:24px auto 0;padding:32px}.payment-copy{text-align:left;margin-bottom:24px}.payment-copy h2{color:var(--text-h);margin:0 0 8px;font-size:1.25rem;line-height:1.3}.payment-copy p{color:var(--text);margin:0;font-size:.94rem;line-height:1.55}.payment-success{color:#22c55e;background:#22c55e1a;border:1px solid #22c55e33;border-radius:8px;margin-top:12px;padding:12px;font-size:.9rem;font-weight:700}.payment-error{color:#ef4444;background:#ef44441a;border:1px solid #ef444433;border-radius:8px;margin-top:12px;padding:12px;font-size:.9rem;font-weight:700}.payment-form{gap:16px;display:grid}.payment-form label{text-align:left;gap:8px;display:grid}.payment-form label span{color:var(--text-h);font-size:.88rem;font-weight:800}.payment-form input{border:1px solid var(--border);background:var(--input-bg);min-height:48px;color:var(--text-h);font:inherit;box-sizing:border-box;border-radius:12px;padding:0 16px;transition:border-color .2s}.payment-form input:focus{border-color:var(--accent);outline:0;box-shadow:0 0 0 3px #6366f11a}.payment-form button{background:var(--button-bg);min-height:52px;color:var(--button-text);cursor:pointer;border:0;border-radius:12px;justify-content:center;align-items:center;gap:8px;font-weight:800;transition:opacity .2s,transform .2s;display:inline-flex}.payment-form button:hover:not(:disabled){opacity:.9;transform:translateY(-1px)}.payment-form button:disabled{background:var(--secondary-button-bg);color:var(--text);cursor:not-allowed}.payment-spinner{animation:1.4s linear infinite payment-rotate}@keyframes payment-rotate{to{transform:rotate(360deg)}}